CN1888733A - Distributor for freezing system - Google Patents
Distributor for freezing system Download PDFInfo
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- CN1888733A CN1888733A CN 200510014219 CN200510014219A CN1888733A CN 1888733 A CN1888733 A CN 1888733A CN 200510014219 CN200510014219 CN 200510014219 CN 200510014219 A CN200510014219 A CN 200510014219A CN 1888733 A CN1888733 A CN 1888733A
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- distributor
- cold
- producing medium
- filter screen
- filter
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Abstract
This invention discloses a kind of distributor of refrigerating system. It includes: body casing which uses cylinder structure to form the appearance; absorbing flow guiding structure which connects to the inside of body casing and guides refrigerants to flow; screening part which is at the other side of absorbing flow guiding structure and screens the inside of body casing; distributing opening which perforates inwards at one side of screening part and distributes refrigerants to capillary tube expanding the refrigerants; strainer which is positioned in the body casing and removes foreign bodies in refrigerants. One end of strainer contacts with one side of the screening part inner face. When refrigerants flow into distributor, the strainer will not move that prevent filter efficiency from decreasing. It can prevent filter from damaging.
Description
Technical field
What the present invention relates to is refrigeration system, particularly be the distributor of refrigeration system.
Background technology
Usually, refrigeration system is applied to refrigerator, reezer system, and air-conditioners etc. utilize the pressure of cold-producing medium and temperature variation characteristic that refrigeration or the warm effect of system are provided.
Fig. 1 is the composition diagram of prior art refrigeration system.
As shown in Figure 1, this refrigeration system is applied in the air-conditioning system.The refrigeration system of air-conditioner comprises: compressor 10; Evaporimeter 50; Condenser 20; Capillary 40 as expansion gear; For the cold-producing medium uniform distribution being given the distributor 30 of capillary 40.
Described compressor 10 utilizes the mechanical compress effect that the cold-producing medium gaseous compressed is become high-temperature high-pressure state and discharges, and air and compressor 10 refrigerant compressed that condenser 20 is sent Air Blast fan 22 are carried out heat exchange, therefore make the condensation of refrigerant liquefy.
The liquid refrigerant that described distributor 30 is sent condenser 20 is distributed to capillary 40, and the cold-producing medium that capillary distributes distributor 30 expands and becomes the liquid refrigerant of low-temp low-pressure.
Described evaporimeter 50 utilizes the evaporation latent heat of cold-producing medium to provide cold air to the interior space in the cold-producing medium that evaporation capillary 40 provides, and has the effect of the cold-producing medium of low-temp low-pressure being sent back to compressor 10.
Therefore, the refrigeration system of air-conditioner forms the circulation that is made of compressor 10-condenser 20-distributor 30-capillary 40-evaporimeter 50, the high temperature air in the suction chamber, make itself and cold-producing medium heat exchange after, output to indoorly once more, freeze.
Fig. 2 is the longitudinal sectional drawing that inner skeleton constitutes in the cold moving system of prior art.
As shown in the figure, distributor 30 is inner the columnar structured of certain space that form, and portion has possessed the netted filter screen of the foreign matter removed in the cold-producing medium etc. within it.
The right side of distributor 30 (with reference to Fig. 2) communicates with condenser 20, and the left side connects several capillaries 40.Therefore, on the left end of distributor 30, possessed the distribution openings 32 that the perforation corresponding with capillary of diameter and quantity forms, and communicated, the cold-producing medium that flows into distributor 30 inside is assigned in the capillary 40 with capillary.
Described filter screen S have '
' cross section of shape, be fixed on inner skeleton.Filter screen S comprises: adopt network structure, remove the filter F of the foreign matter in the cold-producing medium; Insert distributor 30 inwalls in a side of accommodating filter F, the fixing port U that restriction filter screen S moves.
That is, in that distributor 30 is inner when flowing into cold-producing mediums, cold-producing medium at first with the right side of the opening of filter screen S, the i.e. medial surface of filter F contact, and when flowing through filter F, inner foreign matter is eliminated.Then, the cold-producing medium after the filtration flows to capillary 40 after being distributed by distribution openings 32.
Simultaneously, filter screen S for fear of when being subjected to flow of refrigerant pressure to the left (with reference to Fig. 2) move, should fixedly install.And for anti-sliding stop, the peripheral surface of fixing port U forms the bigger face of intensity with the inner peripheral surface of distributor 30 and contacts.
But as above the prior art of Gou Chenging has following problem.
That is, be fixed on the filter screen S of distributor 30 inside because its restraining force is limited, therefore when flow of refrigerant because flowing pressure, filter screen may slide, and breaks away from original position.
And the filter screen after the disengaging original position contacts with end capillaceous, reduces the filter efficiency for cold-producing medium.
Because the appearance of the problems referred to above, filter screen S can't filter normally, and distributor takes place to change easily increases maintenance cost, causes that the user is discontented.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned technology, provide an a kind of end that makes filter screen to be subjected to the constraint of distributor medial end, therefore when flow of refrigerant, prevented the distributor of refrigeration system of the slip of filter screen.
The technical scheme that solves the problems of the technologies described above is:
A kind of distributor of refrigeration system comprises: adopt cylindrical structure, constitute the housing of outward appearance; Be communicated with the inflow flow-guiding structure that directs refrigerant is moving with enclosure interior; Hide the screening part of worn-out enclosure interior at the opposite side that flows into flow-guiding structure; In a side direction inner perforated of screening part, give the distribution openings of the capillary assignment system cryogen of swell refrigeration agent; Be arranged on enclosure interior, remove the filter screen of the foreign matter in the cold-producing medium, inner face one side contacts of an end of filter screen and screening part.
Described filter screen comprises: adopt network structure, remove the filter of the foreign matter in the cold-producing medium; Under the state of a side of accommodating filter, insert the distributor inwall, the fixing port that the restriction filter screen moves.
Described fixing port contacts simultaneously with the inner surface of housing and the inner surface of screening part.
When described filter flowed into enclosure interior at cold-producing medium, its outer peripheral face at first contacted cold-producing medium.
The invention has the beneficial effects as follows: the distributor of refrigeration system provided by the invention, utilize the medial end of distributor to support filter screen one end of removing the foreign matter in the cold-producing medium.
Therefore, when inner skeleton flowed into cold-producing medium, filter screen can not slide yet, thereby had prevented because the decline that filter screen moves the filter efficiency that causes.
Can also prevent filter screen to break away from original position contacts the filter that causes with end capillaceous damage.Moreover, can not take place to improve the satisfaction of user to product owing to the damaged cost of repairs and the maintenance cost that causes of filter.
Description of drawings
Fig. 1 is the composition diagram of prior art refrigeration system;
Fig. 2 is the longitudinal sectional drawing that inner skeleton constitutes in the cold moving system of prior art;
Fig. 3 is the concise and to the point composition diagram of embodiment of the invention refrigeration system;
Fig. 4 is the stereogram of refrigeration system distributor of the present invention;
Fig. 5 is the inner longitudinal sectional drawing of forming of refrigeration system distributor of the present invention and capillary connection status.
" explanation of main symbol "
100: compressor 200: condenser
220: cooling fan 300: distributor
310: housing 320: flow into flow-guiding structure
330: screening part 332: distribution openings
340: filter screen 342: filter
344: fixing port 400: capillary
500: evaporimeter H: the flow of refrigerant hole
The specific embodiment
For the attainment of one's purpose and advantage, the distributor of refrigeration system provided by the invention comprises: a kind of distributor of refrigeration system comprises: adopt cylindrical structure, constitute the housing 310 of outward appearance; With housing 310 internal communication, the inflow flow-guiding structure 320 that directs refrigerant is moving; Hide the screening part 330 of worn-out housing 310 inside at the opposite side that flows into flow-guiding structure; In a side direction inner perforated of screening part 330, give the distribution openings 332 of the capillary assignment system cryogen of swell refrigeration agent; Be arranged on housing 310 inside, remove the filter screen 340 of the foreign matter in the cold-producing medium, inner face one side contacts of an end of described filter screen 340 and screening part 330.
Described filter screen 340 comprises: adopt network structure, remove the filter 342 of the foreign matter in the cold-producing medium; Under the state of a side of accommodating filter 342, insert distributor 300 inwalls, the fixing port 344 that restriction filter screen 340 moves.
Described fixing port 344 contacts simultaneously with the inner surface of housing 310 and the inner surface of screening part.
When described filter 342 flowed into housing 310 inside at cold-producing medium, its outer peripheral face at first contacted cold-producing medium.
And described filter screen comprises: adopt network structure, remove the filter of the foreign matter in the cold-producing medium; Under the state of a side of accommodating filter, insert described distributor inwall, limit the fixing port that described filter screen moves.
Described fixing port contacts simultaneously with the inner surface of described housing and the inner surface of screening part.
When described filter flowed into enclosure interior at cold-producing medium, its outer peripheral face at first contacted cold-producing medium.
According to the present invention who as above constitutes, the filter screen of inner skeleton can not be subjected to the influence of flow of refrigerant and slide, and meeting is the position original position always, thereby has prevented the damage of filter.
Below, be described with reference to the accompanying drawings the composition of refrigeration system distributor provided by the invention.
Fig. 3 is the concise and to the point composition diagram of embodiment of the invention refrigeration system; Fig. 4 is the stereogram of refrigeration system distributor of the present invention; Fig. 5 is the inner longitudinal sectional drawing of forming of refrigeration system distributor of the present invention and capillary connection status.
As shown in the figure, the refrigeration system of air-conditioner comprises: compressor 100; Evaporimeter 500; Condenser 200; As the capillary 400 of expansion gear, and for the cold-producing medium uniform distribution being given the distributor 300 of capillary 400.
Described compressor 100 utilizes the mechanical compress effect that the cold-producing medium gaseous compressed is become high-temperature high-pressure state and discharges; Air and compressor 100 refrigerant compressed that condenser 200 is sent Air Blast fan 220 are carried out heat exchange, therefore make the condensation of refrigerant liquefy.
The liquid refrigerant that described distributor 300 is sent condenser 200 is distributed to capillary 400, and capillary supports the liquid refrigerant of low pressure with cold-producing medium expansion the becoming low temperature that distributor 300 distributes.
Described evaporimeter 500 utilizes the evaporation latent heat of cold-producing medium to provide cold air to the interior space in the cold-producing medium that evaporation capillary 400 provides, and has the effect of the cold-producing medium of low-temp low-pressure being sent back to compressor 100.
Therefore, the refrigeration system of air-conditioner forms the circulation that is made of compressor 100-condenser 200-distributor 300-capillary 400-evaporimeter 500, the high temperature air in the suction chamber, make itself and cold-producing medium heat exchange after, output to indoorly once more, freeze.
Described distributor 300 roughly forms columnar structured, by the housing that constitutes outward appearance with roughly adopt network structure, is arranged on enclosure interior, and the filter screen of removing the foreign matter in the cold-producing medium constitutes.
And, go up in conjunction with being provided with inflow flow-guiding structure 320 at the right-hand end (with reference to Fig. 4) of housing 310.Flow into flow-guiding structure 320 its inboard hollow structures that form, right-hand end is communicated with condenser 200, makes the cold-producing medium that flows from condenser 200 can flow into housing 310 inside.
On housing 310 left-hand end, possessed the screening part 330 that adopts the worn-out housing of screening 310 inside of disc structure.Side at screening part 330 has possessed from the enclosure interior perforation, therefore makes the cold-producing medium that flow into housing 310 inside be assigned to the distribution openings 332 of capillary 400 inside.Therefore, the diameter of distribution openings 332 and quantity should be corresponding with capillary 400.
Simultaneously, ' ' shape structure is adopted in filter screen 340 longitudinal cross-sections, is arranged on the inside left (with reference to Fig. 5) of distributor 300.And filter screen 340 comprises: adopt network structure, remove the filter 342 of the foreign matter in the cold-producing medium; Under the state of a side of accommodating filter 342, insert the distributor inwall, the fixing port 344 that restriction filter screen 340 moves.
Described filter 342 adopts the material with certain intensity, and therefore when flow of refrigerant, its shape can not change yet.And 342 whole of filters are gone up the flow of refrigerant hole H that forms and to be removed the foreign matter in the cold-producing medium and do not influence flowing of cold-producing medium in order to satisfy simultaneously, adopt certain size.
Be provided with fixing port 344 in the left side of filter 342.This fixing port 344 is the inner and outer circumferential surfaces in precoat filter 342 left sides simultaneously, and portion is provided with filter 342 within it.And the left part of fixing port 344 contacts with the interior upper thread of screening part 330, and outer peripheral face contacts with the inner peripheral surface face of housing 310.
Therefore, by flowing into the cold-producing medium that flow-guiding structure 320 flows into housing 310 inside, even the specified force of applying left direction for the outer peripheral face of filter 342, filter screen 340 can and not kept original position in the enclosure interior slip yet.
Simultaneously, the side in distributor 300 left sides, i.e. an end of insertion capillary 400 on distribution openings 332.Capillary 400 in the outer peripheral face welding of distribution openings 332, is therefore kept the state that is inserted in distribution openings 332 as shown in Figure 5, meanwhile, prevents the leakage of cold-producing medium.
Below, be described as follows for the refrigerant flowpath in the refrigeration system that as above constitutes with reference to Fig. 3 to Fig. 5.
At first, after the cold-producing medium of low-temp low-pressure flowed into compressor 100 inside, compressor 100 was compressed into the gaseous state of HTHP with cold-producing medium, outputs to condenser 200.Flow into the gaseous refrigerant of the HTHP of condenser 200 inside, under the thermolysis of cooling fan 220, liquefy outputs on the distributor 300.
Then, the liquid refrigerant that flows into distributor 300 inside is cleaned when the flow of refrigerant hole H by filter 342, and after being distributed by the distribution openings 332 that is arranged on screening part 330, flow to capillary 400.
The cold-producing medium of passes therethrough 300 outputs flows into compressor 100 inside once more through capillary 400 and evaporimeter 500, therefore through such circulation, utilizes the variation of temperature and pressure, freezes for indoor environment.
As above Shuo Ming scope of the present invention is not limited in an embodiment, and in identical technical field, knowledgeable people of the same trade can propose other variations on basis of the present invention.
Claims (4)
1. the distributor of a refrigeration system comprises: adopt cylindrical structure, constitute the housing of outward appearance; Be communicated with the inflow flow-guiding structure that directs refrigerant is moving with enclosure interior; Hide the screening part of worn-out enclosure interior at the opposite side that flows into flow-guiding structure; In a side direction inner perforated of screening part, give the distribution openings of the capillary assignment system cryogen of swell refrigeration agent; Be arranged on enclosure interior, remove the filter screen of the foreign matter in the cold-producing medium, it is characterized in that: inner face one side contacts of an end of filter screen (340) and screening part (330).
2. according to the distributor of the refrigeration system described in the claim 1, it is characterized in that: described filter screen (340) comprising: adopt network structure, remove the filter (342) of the foreign matter in the cold-producing medium; Under the state of a side of accommodating filter (342), insert distributor (300) inwall, the fixing port (344) that restriction filter screen (340) moves.
3. according to the distributor of the refrigeration system described in the claim 2, it is characterized in that: described fixing port (344) contacts simultaneously with the inner surface of housing (310) and the inner surface of screening part.
4. according to the distributor of the refrigeration system described in the claim 2, it is characterized in that: when described filter (342) flowed into housing (310) inside at cold-producing medium, its outer peripheral face at first contacted cold-producing medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014219 CN1888733A (en) | 2005-06-30 | 2005-06-30 | Distributor for freezing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014219 CN1888733A (en) | 2005-06-30 | 2005-06-30 | Distributor for freezing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1888733A true CN1888733A (en) | 2007-01-03 |
Family
ID=37578022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510014219 Pending CN1888733A (en) | 2005-06-30 | 2005-06-30 | Distributor for freezing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1888733A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009143718A1 (en) * | 2008-05-28 | 2009-12-03 | Zhu Junsheng | A refrigerant distributor for an air conditioner |
| CN102003845A (en) * | 2010-09-19 | 2011-04-06 | 深圳麦克维尔空调有限公司 | Fluid distributor for air heat exchanger of air conditioner |
| CN101907376B (en) * | 2009-06-02 | 2012-07-25 | 江森自控楼宇设备科技(无锡)有限公司 | Device for distributing refrigerant in refrigeration system |
| CN102865696A (en) * | 2012-07-13 | 2013-01-09 | 江门市东联热工设备有限公司 | Refrigeration and evaporation distributor |
| CN104154685A (en) * | 2014-08-28 | 2014-11-19 | 珠海格力电器股份有限公司 | Flow equalizing device and air conditioner with same |
-
2005
- 2005-06-30 CN CN 200510014219 patent/CN1888733A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009143718A1 (en) * | 2008-05-28 | 2009-12-03 | Zhu Junsheng | A refrigerant distributor for an air conditioner |
| CN101907376B (en) * | 2009-06-02 | 2012-07-25 | 江森自控楼宇设备科技(无锡)有限公司 | Device for distributing refrigerant in refrigeration system |
| CN102003845A (en) * | 2010-09-19 | 2011-04-06 | 深圳麦克维尔空调有限公司 | Fluid distributor for air heat exchanger of air conditioner |
| CN102865696A (en) * | 2012-07-13 | 2013-01-09 | 江门市东联热工设备有限公司 | Refrigeration and evaporation distributor |
| CN104154685A (en) * | 2014-08-28 | 2014-11-19 | 珠海格力电器股份有限公司 | Flow equalizing device and air conditioner with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |