CN106163228A - Liquid replenishing device and liquid cooling system - Google Patents

Abstract

The invention discloses a liquid replenishing device and a liquid system. The liquid replenishing device includes a shell, a cover, a piston and a driving unit. The housing has a liquid outlet. The cover is connected to the shell. A chamber is formed between the housing and the cover. The chamber communicates with the liquid outlet. The piston is movably disposed in the chamber. The driving unit is arranged relative to the piston, and is used to drive the piston to move. The present invention can selectively connect the liquid replenishing device to one of the liquid cooling head, the radiator and the pipeline. When the cooling liquid is reduced and the hydraulic pressure in the liquid cooling system is reduced, the liquid replenishing device can be driven by the driving unit. The piston moves, in turn injecting coolant from the chamber into the liquid cooling system. In other words, the liquid replenishing device of the present invention can automatically replenish the cooling liquid when the cooling liquid is insufficient, thereby preventing the cooling system from being damaged due to insufficient cooling liquid.

Description

Liquid replenishment device and liquid cooling system

technical field

The invention relates to a liquid replenishing device and a liquid cooling system, in particular to a liquid replenishing device capable of replenishing cooling liquid in real time when the cooling liquid in the liquid cooling system is insufficient.

Background technique

Generally speaking, a liquid cooling system is mainly composed of a plurality of pipelines connecting a liquid cooling head, a radiator, a pump, and a liquid storage tank. When the liquid cooling system dissipates heat from the electronic components, the pump pumps the cooling liquid into the liquid cooling head, the cooling liquid absorbs the heat generated by the electronic components, and then the cooling liquid is cooled by the radiator. After the liquid cooling system is used for a long time, the coolant will be reduced due to heat evaporation, resulting in insufficient coolant. If the user does not replenish the coolant in a timely manner, the cooling system will continue to operate when the coolant is insufficient, and damage may occur.

Contents of the invention

The present invention provides a liquid replenishing device and a liquid cooling system with the liquid replenishing device to solve the above problems.

According to an embodiment, the liquid replenishing device of the present invention includes a casing, a cover, a piston, and a driving unit. The housing has a liquid outlet. The cover is connected to the casing. A chamber is formed between the casing and the cover. The chamber communicates with the liquid outlet. The piston is movably disposed in the chamber. The driving unit is arranged relative to the piston, and the driving unit is used to drive the piston to move.

Wherein, the drive unit includes a first magnetic zone and a second magnetic zone, the first magnetic zone is set on the cover, the second magnetic zone is set on the piston, and the position of the first magnetic zone corresponds to the The position of the second magnetic region, the magnetic pole of the end of the first magnetic region facing the second magnetic region is the same as the magnetic pole of the second magnetic region facing the first magnetic region, so that the first magnetic region is the same as the second magnetic region A magnetic repulsion force is generated between the magnetic regions.

Wherein, the first magnetic region is a magnet or an electromagnet, and the second magnetic region is a magnet.

Wherein, the driving unit further includes a third magnetic region, the third magnetic region is arranged on the housing, the second magnetic region is between the first magnetic region and the third magnetic region, the second magnetic region The magnetic pole of one end of the third magnetic zone facing the third magnetic zone is different from the magnetic pole of the third magnetic zone facing the second magnetic zone, so that a magnetic attraction force is generated between the second magnetic zone and the third magnetic zone.

Wherein, the third magnetic region is a magnetically permeable material, a magnet or an electromagnet.

Wherein, the third magnetic area is detachably disposed on a bottom of the casing.

Wherein, the drive unit includes a first magnetic zone and a second magnetic zone, the first magnetic zone is set on the casing, the second magnetic zone is set on the piston, and the position of the first magnetic zone corresponds to the The position of the second magnetic zone, the magnetic pole of the end of the first magnetic zone facing the second magnetic zone is different from the magnetic pole of the end of the second magnetic zone facing the first magnetic zone, so that the first magnetic zone is different from the magnetic pole of the first magnetic zone A magnetic attraction force is generated between the two magnetic regions.

Wherein, the first magnetic region is a magnetically permeable material, a magnet or an electromagnet, and the second magnetic region is a magnet.

Wherein, the first magnetic area is detachably disposed on a bottom of the casing.

Wherein, the driving unit is an elastic member, and two ends of the driving unit abut against the cover and the piston respectively.

Wherein, a washer is further included, which is sleeved on the outer wall of the piston and abuts against the inner wall of the casing.

According to another embodiment, the liquid cooling system of the present invention includes a liquid cooling head, a radiator, multiple pipelines, and a liquid replenishing device. The pipeline is connected between the liquid cooling head and the radiator. The liquid replenishing device is selectively connected to one of the liquid cooling head, the radiator and the pipeline. The liquid replenishing device includes a housing, a cover, a piston and a driving unit. The housing has a liquid outlet. The cover is connected to the casing. A chamber is formed between the casing and the cover. The chamber communicates with the liquid outlet. The piston is movably disposed in the chamber. The driving unit is arranged relative to the piston, and the driving unit is used to drive the piston to move.

Wherein, the drive unit includes a first magnetic zone and a second magnetic zone, the first magnetic zone is set on the cover, the second magnetic zone is set on the piston, and the position of the first magnetic zone corresponds to the The position of the second magnetic region, the magnetic pole of the end of the first magnetic region facing the second magnetic region is the same as the magnetic pole of the second magnetic region facing the first magnetic region, so that the first magnetic region is the same as the second magnetic region A magnetic repulsion force is generated between the magnetic regions.

Wherein, the first magnetic region is a magnet or an electromagnet, and the second magnetic region is a magnet.

Wherein, the driving unit further includes a third magnetic region, the third magnetic region is arranged on the housing, the second magnetic region is between the first magnetic region and the third magnetic region, the second magnetic region The magnetic pole of one end of the third magnetic zone facing the third magnetic zone is different from the magnetic pole of the third magnetic zone facing the second magnetic zone, so that a magnetic attraction force is generated between the second magnetic zone and the third magnetic zone.

Wherein, the third magnetic region is a magnetically permeable material, a magnet or an electromagnet.

Wherein, the third magnetic area is detachably disposed on a bottom of the casing.

Wherein, the drive unit includes a first magnetic zone and a second magnetic zone, the first magnetic zone is set on the casing, the second magnetic zone is set on the piston, and the position of the first magnetic zone corresponds to the The position of the second magnetic zone, the magnetic pole of the end of the first magnetic zone facing the second magnetic zone is different from the magnetic pole of the end of the second magnetic zone facing the first magnetic zone, so that the first magnetic zone is different from the magnetic pole of the first magnetic zone A magnetic attraction force is generated between the two magnetic regions.

Wherein, the first magnetic region is a magnetically permeable material, a magnet or an electromagnet, and the second magnetic region is a magnet.

Wherein, the first magnetic area is detachably disposed on a bottom of the casing.

Wherein, the driving unit is an elastic member, and two ends of the driving unit abut against the cover and the piston respectively.

Wherein, the liquid replenishing device further includes a gasket sleeved on the outer wall of the piston and abutted against the inner wall of the housing.

Among them, a pump is also included, the pipeline is connected between the liquid cooling head, the radiator and the pump, and the liquid replenishing device is selectively connected to the liquid cooling head, the radiator, the pump and the pump. one of the lines.

Wherein, it also includes a liquid storage tank, the pipeline is connected between the liquid cooling head, the radiator and the liquid storage tank, and the liquid replenishing device is selectively connected to the liquid cooling head, the radiator, the storage tank One of the tank and the line.

To sum up, the present invention can selectively connect the liquid replenishing device to one of the liquid cooling head, radiator and pipeline. When the cooling liquid decreases and the hydraulic pressure in the liquid cooling system decreases, the liquid replenishing device The driving unit can be used to drive the piston to move, and then the cooling liquid in the chamber can be injected into the liquid cooling system. In other words, the liquid replenishing device of the present invention can automatically replenish the cooling liquid when the cooling liquid is insufficient, thereby preventing the cooling system from being damaged due to insufficient cooling liquid.

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but not as a limitation of the present invention.

Description of drawings

FIG. 1 is a schematic diagram of a liquid cooling system according to an embodiment of the present invention.

FIG. 2 is a schematic diagram of a liquid cooling system according to another embodiment of the present invention.

FIG. 3 is a schematic diagram of a liquid replenishing device according to an embodiment of the present invention.

FIG. 4 is an exploded view of the liquid replenishment device in FIG. 3 .

FIG. 5 is an exploded view of the liquid replenishing device in FIG. 3 from another perspective.

Fig. 6 is a cross-sectional view of the liquid replenishing device in Fig. 3 along line X-X.

7 is a cross-sectional view of a liquid replenishing device according to another embodiment of the present invention.

Fig. 8 is a cross-sectional view of a liquid replenishing device according to another embodiment of the present invention.

Fig. 9 is a cross-sectional view of a liquid replenishing device according to another embodiment of the present invention.

Among them, reference signs:

1. 1' liquid cooling system

10, 10' liquid block

12 Radiator

14 pumps

16 reservoir

18 pipeline

20, 20', 30, 40 Liquid Refill

22, 32 coolant

200, 300 Shell

202, 302 cover body

204, 304 piston

205, 305, 405 drive unit

206, 306 washers

208, 308 chamber

2000, 3000 liquid outlet

2050, 3050 First magnetic zone

2052, 3052 second magnetic zone

2054 Third Magnetic Zone

X-X hatching

detailed description

Please refer to FIG. 1 to FIG. 6, FIG. 1 is a schematic diagram of a liquid cooling system 1 according to an embodiment of the present invention, FIG. 2 is a schematic diagram of a liquid cooling system 1' according to another embodiment of the present invention, and FIG. 3 is a schematic diagram of a liquid cooling system according to the present invention A schematic diagram of the liquid replenishment device 20 in one embodiment, FIG. 4 is an exploded view of the liquid replenishment device 20 in FIG. 3 , FIG. 5 is an exploded view of the liquid replenishment device 20 in FIG. The cross-sectional view of the liquid replenishing device 20 in X-X line.

As shown in FIG. 1 , the liquid cooling system 1 includes a liquid cooling head 10 , a radiator 12 , a pump 14 , a liquid storage tank 16 and a plurality of pipelines 18 . The pipeline 18 is connected between the liquid cooling head 10, the radiator 12, the pump 14 and the liquid storage tank 16, and is used to deliver a cooling fluid between the liquid cooling head 10, the radiator 12, the pump 14 and the liquid storage tank 16. liquid. The cooling liquid is filled in the liquid cooling head 10, the radiator 12, the pump 14, the liquid storage tank 16 and the pipeline 18 (not shown in FIG. 1 ). When the liquid cooling system 1 of the present invention is used to dissipate heat from electronic components (not shown), the liquid cooling head 10 of the liquid cooling system 1 is attached to the electronic components. The cooling liquid is injected into the liquid cooling head 10 by the pump 14 , the cooling liquid absorbs the heat generated by the electronic components, and then the cooling liquid is cooled by the radiator 12 .

Compared with the liquid cooling system 1 shown in FIG. 1 , the liquid cooling system 1 ′ shown in FIG. 2 includes a liquid cooling head 10 ′, a radiator 12 and a plurality of pipelines 18 . In the liquid cooling system 1 ′, the liquid cooling head 10 ′ can also serve as a pump. In other words, the pump 14 in the liquid cooling system 1 can be integrated into the liquid cooling head 10 ′ of the liquid cooling system 1 ′. In addition, the liquid cooling system 1 ′ can omit the liquid storage tank 16 in the liquid cooling system 1 . In other words, the liquid cooling system of the present invention can selectively set or not set the liquid storage tank 16 according to practical applications. In the liquid cooling system 1 ′, the pipeline 18 is connected between the liquid cooling head 10 ′ having a pumping function and the radiator 12 for delivering a cooling liquid between the liquid cooling head 10 ′ and the radiator 12 . The coolant is filled in the liquid cooling head 10 ′, the radiator 12 and the pipeline 18 (not shown in FIG. 2 ). When the liquid cooling system 1' of the present invention is used to dissipate heat from electronic components (not shown), the liquid cooling head 10' of the liquid cooling system 1' is attached to the electronic components. The cooling liquid in the liquid cooling head 10 ′ absorbs the heat generated by the electronic components, and then the cooling liquid is cooled by the radiator 12 .

As shown in Figures 3 to 6, the above-mentioned liquid cooling system 1 or liquid cooling system 1' further includes a liquid supplement device 20, wherein the liquid supplement device 20 can be selectively connected to the liquid cooling head 10 in Figure 1, the heat dissipation One of the device 12, the pump 14, the liquid storage tank 16 and the pipeline 18, or one of the liquid cooling head 10', the radiator 12 and the pipeline 18 connected to FIG. 2, depending on the actual application .

The liquid replenishing device 20 includes a housing 200 , a cover 202 , a piston 204 , a driving unit 205 and a washer 206 . The housing 200 has a liquid outlet 2000 . The cover 202 is connected to the housing 200 , and a chamber 208 is formed between the housing 200 and the cover 202 . The chamber 208 communicates with the liquid outlet 2000 and contains a cooling liquid 22 . In practical applications, the cooling liquid 22 can be water or other liquids. The piston 204 is movably disposed in the chamber 208 . The washer 206 is sleeved on the outer wall of the piston 204 and abuts against the inner wall of the housing 200 . Accordingly, the gasket 206 can prevent the coolant 22 from entering the space between the cover 202 and the piston 204 .

When the liquid replenishing device 20 is connected to one of the liquid cooling head 10, the radiator 12, the pump 14, the liquid storage tank 16 and the pipeline 18 in FIG. 1, or to the liquid cooling head 10' in FIG. When one of the radiator 12 and the pipeline 18, the liquid outlet 2000 communicates with the liquid cooling head 10, 10', the radiator 12, the pump 14, the liquid storage tank 16 and one of the pipeline 18, so that the chamber The cooling liquid 22 in 208 can be filled into one of the liquid cooling head 10 , 10 ′, the radiator 12 , the pump 14 , the liquid storage tank 16 and the pipeline 18 through the liquid outlet 2000 .

The driving unit 205 is disposed relative to the piston 204 , and the driving unit 205 is used to drive the piston 204 to move. In this embodiment, the driving unit 205 includes a first magnetic region 2050 and a second magnetic region 2052, wherein the first magnetic region 2050 is disposed on the cover 202, the second magnetic region 2052 is disposed on the piston 204, and the second The location of a magnetic region 2050 corresponds to the location of the second magnetic region 2052 . As shown in Figure 6, the magnetic pole of the end of the first magnetic region 2050 facing the second magnetic region 2052 is the same as the magnetic pole of the end of the second magnetic region 2052 facing the first magnetic region 2050, so that the first magnetic region 2050 and the second magnetic region A magnetic repulsion force is generated between 2052. It should be noted that the magnetic pole at the end of the first magnetic region 2050 facing the second magnetic region 2052 and the magnetic pole at the end of the second magnetic region 2052 facing the first magnetic region 2050 can be N pole or S pole, depending on the actual application. In this embodiment, the first magnetic region 2050 can be a magnet or an electromagnet, and the second magnetic region 2052 can be a magnet.

When the liquid replenishing device 20 is assembled and the cavity 208 contains the cooling liquid 22 , the magnetic repulsion force generated between the first magnetic region 2050 and the second magnetic region 2052 and the hydraulic pressure generated by the cooling liquid 22 reach a balance. At this point, the piston 204 is stationary in the chamber 208 . When the cooling liquid in the liquid cooling system 1, 1' decreases to reduce the hydraulic pressure, the magnetic repulsion generated between the first magnetic area 2050 and the second magnetic area 2052 will push the piston 204, and then the cooling in the chamber 208 The liquid 22 is injected into one of the liquid cooling head 10 , 10 ′, the radiator 12 , the pump 14 , the liquid storage tank 16 and the pipeline 18 . In other words, the liquid replenishing device 20 of the present invention can automatically replenish the cooling liquid when the cooling liquid is insufficient, thereby preventing the liquid cooling system 1, 1' from being damaged due to insufficient cooling liquid. When the magnetic repulsion force generated between the first magnetic area 2050 and the second magnetic area 2052 and the hydraulic pressure generated by the cooling liquid 22 reach a balance again, the piston 204 stops moving.

Please refer to FIG. 7 , which is a cross-sectional view of a liquid replenishing device 20 ′ according to another embodiment of the present invention. The main difference between the liquid replenishment device 20 ′ and the aforementioned liquid replenishment device 20 is that the drive unit 205 of the liquid replenishment device 20 ′ further includes a third magnetic region 2054 , and the third magnetic region 2054 is disposed on the housing 200 , The second magnetic region 2052 is located between the first magnetic region 2050 and the third magnetic region 2054 . As shown in FIG. 7 , the magnetic pole of the end of the second magnetic region 2052 facing the third magnetic region 2054 is different from the magnetic pole of the end of the third magnetic region 2054 facing the second magnetic region 2052, so that the second magnetic region 2052 is different from the third magnetic region 2052. A magnetic attraction is created between the regions 2054 . It should be noted that the magnetic pole of the end of the second magnetic region 2052 facing the third magnetic region 2054 can be N pole or S pole, and the magnetic pole of the end of the third magnetic region 2054 facing the second magnetic region 2052 can be S pole or N pole. , depending on the actual application. In this embodiment, the third magnetic region 2054 can be a magnetically permeable material (for example, iron or other metals), a magnet or an electromagnet. It should be noted that the elements with the same numbers in FIG. 7 and those shown in FIG. 6 have roughly the same working principles, and will not be repeated here.

When the liquid replenishment device 20 ′ is assembled and the cavity 208 contains the cooling liquid 22 , the magnetic repulsion force generated between the first magnetic region 2050 and the second magnetic region 2052 , and the force between the second magnetic region 2052 and the third magnetic region 2054 The generated magnetic attraction force and the hydraulic pressure generated by the coolant 22 are balanced. At this point, the piston 204 is stationary in the chamber 208 . When the cooling liquid in the liquid cooling system 1, 1' decreases to reduce the hydraulic pressure, the magnetic repulsion generated between the first magnetic area 2050 and the second magnetic area 2052 will push the piston 204, and the second magnetic area 2052 and the second magnetic area 2052 The magnetic attraction force generated between the three magnetic regions 2054 will pull the piston 204, and then inject the cooling liquid 22 in the chamber 208 into the liquid cooling head 10, 10', radiator 12, pump 14, liquid storage tank 16 and pipelines One of 18. When the magnetic repulsion force generated between the first magnetic region 2050 and the second magnetic region 2052, the magnetic attraction force generated between the second magnetic region 2052 and the third magnetic region 2054, and the hydraulic pressure generated by the cooling liquid 22 reach a balance again, the piston 204 will stop moving.

In this embodiment, the third magnetic area 2054 is detachably disposed on a bottom of the casing 200 . When the user wants to replenish the cooling liquid 22 to the liquid replenishing device 20 ′, the third magnetic section 2054 can be disassembled from the bottom of the housing 200 to avoid the gap between the second magnetic section 2052 and the third magnetic section 2054 The magnetic attraction hinders the replenishment of the coolant 22 .

Please refer to FIG. 8 , which is a cross-sectional view of a liquid replenishing device 30 according to another embodiment of the present invention. As shown in FIG. 8 , the liquid replenishing device 30 includes a housing 300 , a cover 302 , a piston 304 , a driving unit 305 and a washer 306 . The housing 300 has a liquid outlet 3000 . The cover 302 is connected to the housing 300 , and a cavity 308 is formed between the housing 300 and the cover 302 . The chamber 308 communicates with the liquid outlet 3000 and contains a cooling liquid 32 . In practical applications, the cooling liquid 32 can be water or other liquids. The piston 304 is movably disposed in the chamber 308 . The washer 306 is sleeved on the outer wall of the piston 304 and abuts against the inner wall of the housing 300 . Accordingly, the gasket 306 can prevent the coolant 32 from entering the space between the cover 302 and the piston 304 .

When the liquid replenishing device 30 is connected to one of the liquid cooling head 10 , the radiator 12 , the pump 14 , the liquid storage tank 16 and the pipeline 18 in FIG. 1 , or to the liquid cooling head 10 ′, When one of the radiator 12 and the pipeline 18, the liquid outlet 3000 communicates with the liquid cooling head 10, 10', the radiator 12, the pump 14, the liquid storage tank 16 and one of the pipeline 18, so that the chamber The coolant 22 in 308 can be filled into one of the liquid cooling head 10 , 10 ′, the radiator 12 , the pump 14 , the liquid storage tank 16 and the pipeline 18 through the liquid outlet 3000 .

The driving unit 305 is disposed relative to the piston 304 , and the driving unit 305 is used to drive the piston 304 to move. In this embodiment, the driving unit 305 includes a first magnetic region 3050 and a second magnetic region 3052, wherein the first magnetic region 3050 is disposed on the casing 300, the second magnetic region 3052 is disposed on the piston 304, and the second magnetic region 3050 is disposed on the piston 304. The location of a magnetic region 3050 corresponds to the location of the second magnetic region 3052 . As shown in FIG. 8, the magnetic pole of the end of the first magnetic region 3050 facing the second magnetic region 3052 is different from the magnetic pole of the end of the second magnetic region 3052 facing the first magnetic region 3050, so that the first magnetic region 3050 and the second magnetic region A magnetic attraction is created between the regions 3052 . It should be noted that the magnetic pole of the end of the first magnetic region 3050 facing the second magnetic region 3052 can be N pole or S pole, and the magnetic pole of the end of the second magnetic region 3052 facing the first magnetic region 3050 can be S pole or N pole. , depending on the actual application. In this embodiment, the first magnetic region 3050 can be a magnetically permeable material (such as iron or other metals), a magnet or an electromagnet, and the second magnetic region 3052 can be a magnet.

When the liquid replenishing device 30 is assembled and the cavity 308 contains the cooling liquid 32 , the magnetic attraction force generated between the first magnetic area 3050 and the second magnetic area 3052 and the hydraulic pressure generated by the cooling liquid 32 reach a balance. At this point, the piston 304 is stationary in the chamber 308 . When the cooling liquid in the liquid cooling system 1, 1' decreases and the hydraulic pressure decreases, the magnetic attraction generated between the first magnetic area 3050 and the second magnetic area 3052 will pull the piston 304, and then the cooling in the chamber 308 The liquid 32 is injected into one of the liquid cooling head 10 , 10 ′, the radiator 12 , the pump 14 , the liquid storage tank 16 and the pipeline 18 . In other words, the liquid replenishing device 30 of the present invention can automatically replenish the cooling liquid when the cooling liquid is insufficient, thereby preventing the liquid cooling system 1, 1' from being damaged due to insufficient cooling liquid. When the magnetic attraction generated between the first magnetic area 3050 and the second magnetic area 3052 and the hydraulic pressure generated by the cooling liquid 32 reach a balance again, the piston 304 stops moving.

In this embodiment, the first magnetic area 3050 is detachably disposed on a bottom of the casing 300 . When the user wants to replenish the cooling liquid 32 to the liquid replenishing device 30, the first magnetic section 3050 can be disassembled from the bottom of the housing 300 to avoid magnetic interference between the first magnetic section 3050 and the second magnetic section 3052. Suction hinders replenishment of the coolant 32 .

Please refer to FIG. 9 , which is a cross-sectional view of a liquid replenishing device 40 according to another embodiment of the present invention. The main difference between the liquid replenishing device 40 and the above liquid replenishing device 20 is that the liquid replenishing device 40 replaces the above driving unit 205 with a driving unit 405 . As shown in FIG. 9 , the driving unit 405 can be an elastic member (for example, a spring or other elastic body), and two ends of the driving unit 405 abut against the cover 202 and the piston 204 respectively. When the liquid replenishing device 40 is connected to one of the liquid cooling head 10 , the radiator 12 , the pump 14 , the liquid storage tank 16 and the pipeline 18 in FIG. 1 , or to the liquid cooling head 10 ′, When one of the radiator 12 and the pipeline 18, the liquid outlet 2000 communicates with the liquid cooling head 10, 10', the radiator 12, the pump 14, the liquid storage tank 16 and one of the pipeline 18, so that the chamber The coolant 22 in 208 can be filled into one of the liquid cooling head 10 , 10 ′, 10 ′, radiator 12 , pump 14 , liquid storage tank 16 and pipeline 18 through the liquid outlet 2000 . It should be noted that the elements with the same numbers in FIG. 9 and those shown in FIG. 6 have roughly the same working principles, and will not be repeated here.

When the liquid replenishment device 40 is assembled and the cavity 208 contains the coolant 22, the drive unit 405 is in a compressed state. At this time, the driving unit 405 pushes the piston 204 to move down in the cavity 208 until the hydraulic pressure in the liquid cooling system 1, 1' is balanced. When the cooling liquid in the liquid cooling system 1, 1' decreases and the hydraulic pressure decreases, the driving unit 405 of the liquid replenishing device 40 will push the piston 204, and then inject the cooling liquid 22 in the chamber 208 into the liquid cooling head 10, 10 ', radiator 12, pump 14, liquid storage tank 16 and pipeline 18 in one of them. In other words, the liquid replenishing device 40 of the present invention can automatically replenish the cooling liquid when the cooling liquid is insufficient, thereby preventing the liquid cooling system 1, 1' from being damaged due to insufficient cooling liquid. It should be noted that, in addition to utilizing the elastic force generated by the driving unit 405 to push the piston 204, the present invention can also utilize other mechanical components that can generate positive force, shear force or moment to replace the driving unit 405 to push the piston 204 to supplement Coolant.

In summary, the present invention can selectively connect the liquid replenishing device to one of the liquid cooling head, radiator, pump, liquid storage tank, and pipeline. When the cooling liquid decreases, the hydraulic pressure in the liquid cooling system When lowered, the liquid replenishing device can use the driving unit to drive the piston to move, and then inject the cooling liquid in the chamber into the liquid cooling system. In other words, the liquid replenishing device of the present invention can automatically replenish the cooling liquid when the cooling liquid is insufficient, thereby preventing the cooling system from being damaged due to insufficient cooling liquid.

Certainly, the present invention also can have other various embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding changes All changes and modifications should belong to the protection scope of the claims of the present invention.

Claims (24)

1. a liquid supplying device, it is characterised in that comprise:

One housing, has a liquid outlet；

One lid, is connected to this housing, and a chamber is formed between this housing and this lid, this chamber with should Liquid outlet is connected；

One piston, is movably arranged in this chamber；And

One driver element, relatively this piston are arranged, in order to drive this piston to move.

Liquid supplying device the most according to claim 1, it is characterised in that this driver element comprises One first magnetic area and one second magnetic area, this first magnetic area is arranged on this lid, this second magnetic District is arranged on this piston, the position of this first magnetic area to should the position of the second magnetic area, this first magnetic Property district towards magnetic pole and this second magnetic area of one end of this second magnetic area towards the one of this first magnetic area The magnetic pole of end is identical so that produce a magnetic repulsion between this first magnetic area and this second magnetic area.

Liquid supplying device the most according to claim 2, it is characterised in that this first magnetic area is One Magnet or an electric magnet, and this second magnetic area is a Magnet.

Liquid supplying device the most according to claim 2, it is characterised in that this driver element separately wraps Containing one the 3rd magnetic area, the 3rd magnetic area is arranged on this housing, and this second magnetic area is between this first magnetic Property district and the 3rd magnetic area between, this second magnetic area towards one end of the 3rd magnetic area magnetic pole with should 3rd magnetic area is different towards the magnetic pole of one end of this second magnetic area so that this second magnetic area and the 3rd A magnetic attraction is produced between magnetic area.

Liquid supplying device the most according to claim 4, it is characterised in that the 3rd magnetic area is One magnetic conductive material, a Magnet or an electric magnet.

Liquid supplying device the most according to claim 4, it is characterised in that the 3rd magnetic area can Releasably it is arranged at bottom the one of this housing.

Liquid supplying device the most according to claim 1, it is characterised in that this driver element comprises One first magnetic area and one second magnetic area, this first magnetic area is arranged on this housing, this second magnetic District is arranged on this piston, the position of this first magnetic area to should the position of the second magnetic area, this first magnetic Property district towards magnetic pole and this second magnetic area of one end of this second magnetic area towards the one of this first magnetic area The magnetic pole of end is different so that produce a magnetic attraction between this first magnetic area and this second magnetic area.

Liquid supplying device the most according to claim 7, it is characterised in that this first magnetic area is One magnetic conductive material, a Magnet or an electric magnet, and this second magnetic area is a Magnet.

Liquid supplying device the most according to claim 7, it is characterised in that this first magnetic area can Releasably it is arranged at bottom the one of this housing.

Liquid supplying device the most according to claim 1, it is characterised in that this driver element is one Elastic component, and two ends of this driver element are connected to this lid and this piston respectively.

11. liquid supplying devices according to claim 1, it is characterised in that additionally comprise a packing ring, It is sheathed on the outer wall of this piston and abuts with the inwall of this housing.

12. 1 kinds of liquid cooling systems, it is characterised in that comprise:

One liquid cold head；

One radiator；

Multiple pipelines, are connected between this liquid cold head and this radiator；And

One liquid supplying device, be selectively connected to this liquid cold head, this radiator and this pipeline wherein it One, this liquid supplying device comprises:

One housing, has a liquid outlet；

One lid, is connected to this housing, and a chamber is formed between this housing and this lid, this chamber with should Liquid outlet is connected；

One piston, is movably arranged in this chamber；And

One driver element, relatively this piston are arranged, and this driver element moves in order to drive this piston.

13. liquid cooling systems according to claim 12, it is characterised in that this driver element comprises one First magnetic area and one second magnetic area, this first magnetic area is arranged on this lid, this second magnetic area Be arranged on this piston, the position of this first magnetic area to should the position of the second magnetic area, this first magnetic District is towards magnetic pole and this second magnetic area of one end of this second magnetic area towards one end of this first magnetic area Magnetic pole identical so that produce a magnetic repulsion between this first magnetic area and this second magnetic area.

14. liquid cooling systems according to claim 13, it is characterised in that this first magnetic area is one Magnet or an electric magnet, and this second magnetic area is a Magnet.

15. liquid cooling systems according to claim 13, it is characterised in that this driver element additionally comprises One the 3rd magnetic area, the 3rd magnetic area is arranged on this housing, and this second magnetic area is between this first magnetic Between district and the 3rd magnetic area, this second magnetic area towards one end of the 3rd magnetic area magnetic pole with this Three magnetic area are different towards the magnetic pole of one end of this second magnetic area so that this second magnetic area and the 3rd magnetic Property produces a magnetic attraction between district.

16. liquid cooling systems according to claim 15, it is characterised in that the 3rd magnetic area is one Magnetic conductive material, a Magnet or an electric magnet.

17. liquid cooling systems according to claim 15, it is characterised in that the 3rd magnetic area is removable It is arranged at bottom the one of this housing with unloading.

18. liquid cooling systems according to claim 12, it is characterised in that this driver element comprises one First magnetic area and one second magnetic area, this first magnetic area is arranged on this housing, this second magnetic area Be arranged on this piston, the position of this first magnetic area to should the position of the second magnetic area, this first magnetic District is towards magnetic pole and this second magnetic area of one end of this second magnetic area towards one end of this first magnetic area Magnetic pole different so that produce a magnetic attraction between this first magnetic area and this second magnetic area.

19. liquid cooling systems according to claim 18, it is characterised in that this first magnetic area is one Magnetic conductive material, a Magnet or an electric magnet, and this second magnetic area is a Magnet.

20. liquid cooling systems according to claim 18, it is characterised in that this first magnetic area is removable It is arranged at bottom the one of this housing with unloading.

21. liquid cooling systems according to claim 12, it is characterised in that this driver element is a bullet Property part, and two ends of this driver element are connected to this lid and this piston respectively.

22. liquid cooling systems according to claim 12, it is characterised in that this liquid supplying device is another Comprise a packing ring, be sheathed on the outer wall of this piston and abut with the inwall of this housing.

23. liquid cooling systems according to claim 12, it is characterised in that additionally comprise a pumping, should Pipeline is connected between this liquid cold head, this radiator and this pumping, and this liquid supplying device is selectively connected In this liquid cold head, this radiator, this pumping and this pipeline one of them.

24. liquid cooling systems according to claim 12, it is characterised in that additionally comprise a reserving liquid tank, This pipeline is connected between this liquid cold head, this radiator and this reserving liquid tank, and this liquid supplying device is optionally Be connected to this liquid cold head, this radiator, this reserving liquid tank and this pipeline one of them.