CN203829780U - Water filter - Google Patents

Abstract

The utility model provides a water filter. The water filter comprises at least one connecting head, at least one filter element and a filter element shell, wherein the connecting head is connected with the filter element, and the filter element shell can store the filter element. According to the water filter, by means of the design of the connecting head, the operation of replacing the filter element by a user can be greatly simplified, the operation difficulty is lowered, the purpose of simply, conveniently and rapidly replacing the filter element can be achieved, the water filter can be applied to different household appliances, and requirements of people for drinking water qualities can be greatly met.

Description

a water filter

technical field

The utility model relates to a component of filtering equipment, in particular to a water filter.

Background technique

With the improvement of life, people pay more and more attention to the safety of drinking water. In order to meet consumers' demand for high-quality drinking water, water filtration systems are now added to a large number of household appliances such as refrigerators, water dispensers, and coffee machines. However, due to the difference in the structure of each household appliance, the loaded water filtration system is also relatively complicated, which often makes users not know how to operate or the operation is time-consuming and labor-intensive when replacing the filter element of the water filtration system. Delayed replacement of the filter element will cause serious secondary pollution of drinking water, making the actual use value of household appliances loaded with water filtration systems low.

Therefore, we need a new, compact and lightweight water filter that can be applied to various household appliances and that allows users to replace the filter element very conveniently and quickly.

Utility model content

The utility model aims to provide a water filter, which can automatically pop out the filter core only by easily pressing a button, so that the user can quickly and quickly replace the filter core with labor-saving. And the water filter can be applied to most household appliances, greatly improving the use value of the water filter.

In order to achieve the above object, the utility model provides a water filter, comprising at least one connector, at least one filter element and a filter element housing, the connector is connected to the filter element, and the filter element housing can accommodate the filter element, wherein :

The connecting head includes a bracket, a handle, a connecting rod, a first bolt and a button; wherein,

The button is arranged on the bracket, and buckles one end of the handle;

The other end of the handle is provided with a second deadbolt, and one end of the handle provided with the second deadbolt is rotated on the bracket through a first rotating shaft, and at the same time, the handle is provided with the One end of the second dead bolt is also rotationally connected with one end of the connecting rod through a second rotating shaft;

The other end of the connecting rod is rotatably connected to the first deadbolt through a third rotating shaft;

The first lock tongue is also rotatably arranged on the bracket through a fourth rotating shaft;

The filter element has a water inlet and a water outlet;

At least one first opening and at least one second opening are respectively provided at positions corresponding to the first locking tongue and the second locking tongue on the filter element housing for accommodating the first locking tongue and the second locking tongue At the same time, a water inlet pipe connection port and a water outlet pipe connection port are respectively arranged at the water inlet and water outlet of the filter element shell corresponding to the filter element, and the water inlet pipe connection port is connected to the first one of the at least one filter element. The water inlet port of the first-stage filter element is in fluid-tight connection, and the outlet pipe connection port is in fluid-tight connection with the water outlet of the last-stage filter element in the at least one filter element.

In an embodiment of the present invention, the connection head is connected to the filter element through a clamping structure, and the clamping structure includes at least one clamping protrusion and a groove matching the clamping protrusion; the The clamping protrusion is arranged on the connecting end of the filter element and the connecting head, and the groove is arranged on the corresponding position of the connecting head on the corresponding position of the locking protrusion, or, the groove is arranged On the connecting end of the filter element and the connecting head, the clamping projection is arranged on the connecting head at a position corresponding to the groove. Preferably, the locking protrusion is arranged on the connecting end of the filter element and the connecting head, and the groove is arranged on the connecting head at a position corresponding to the locking protrusion.

In one embodiment of the present invention, a flange is provided on at least one side of each filter element, and a flange matching the flange is provided on the inner side of the filter element housing at a position corresponding to the flange. groove guide rail.

In an embodiment of the present invention, a first spring is arranged on the first rotating shaft.

In an embodiment of the present invention, at least one inspection opening may be provided on the filter element casing, so that the user can directly check the state of the filter element without taking out the filter element, and at the same time achieve the purpose of saving materials.

In the present invention, through the design of the connecting head, when the user needs to take out the filter element, he only needs to press the button, and the first spring will bounce the handle. Then, by pulling the handle, the user can make the first lock tongue rotate together with the handle through the connecting rod, and at the same time, the second lock tongue on the handle can be released from the corresponding first opening on the filter element housing. hole and the second opening, and at the same time generate force respectively at the first opening and the second opening, the filter element is ejected from the filter element housing, and then the user can pull the Remove the filter element by hand.

In the utility model, the design of the connector greatly simplifies the user's operation when replacing the filter element, reduces the difficulty of operation, and achieves the purpose of simple and fast replacement of the filter element, so that the water filter can be applied to different household appliances. Greatly meet people's quality requirements for drinking water.

Description of drawings

Fig. 1 is a perspective view of a water filter according to an embodiment of the present invention;

Fig. 2 is a perspective view when the water filter element of Fig. 1 is pulled out;

Fig. 3 and Fig. 4 are the exploded schematic diagrams of the water filter of Fig. 1;

Fig. 5 is a schematic structural view of the connector in Fig. 3;

Fig. 6 is a structural schematic diagram when the water filter element of Fig. 1 is fully inserted;

Fig. 7 is a schematic structural view of the water filter in Fig. 1 when the handle is pulled up;

Figure 8 is a perspective view of Figure 7;

9 and 10 are perspective views of a water filter according to another embodiment of the present invention;

in:

10—connector, 11—filter element, 12—filter element shell;

101—bracket, 102—handle, 1021—second lock tongue, 103—connecting rod, 104—first lock tongue, 105—button, 106—groove, 1071—first shaft, 1072—second shaft, 1073— The third rotating shaft, 1074—the fourth rotating shaft;

111—Water inlet, 112—Water outlet, 113—Clamping bump, 114—Flange;

121—first opening, 122—second opening, 123—water inlet pipe connection, 124—water outlet pipe connection, 125—groove guide rail.

Detailed ways

The utility model will be described in detail below in conjunction with the examples, and the examples are intended to explain rather than limit the technical solution of the utility model.

Embodiment one

In this embodiment, the water filter of the present invention includes a primary filter element.

Referring to FIGS. 1 to 4 , the water filter of the present invention includes a connector 10 , a filter element 11 and a filter element housing 12 . The connector 10 is connected to the filter element 11 , and the filter element housing 12 can accommodate the filter element 11 . As shown in FIG. 4 , the filter element 11 has a water inlet 111 and a water outlet 112 , and a plurality of locking protrusions 113 are also provided on the end of the filter element 11 connected to the connector 10 , It is used for clamping the connecting head 10 and the filter element 11 together. At the same time, a water inlet pipe connection port 123 and a water outlet pipe connection port 124 are respectively arranged at the water inlet 111 and the water outlet port 112 of the filter element housing 12 corresponding to the filter element 11, and the water inlet pipe connection port 123 and the filter element 11 The water inlet 111 of the filter element 11 is connected in a sealed fluid manner, and the water outlet pipe connection port 124 is connected with the water outlet 112 of the filter element 11 in a sealed fluid manner. As shown in Figure 3 and Figure 4, a flange 114 is provided on at least one side of the filter element, and correspondingly, a flange 114 is provided on the inner side of the filter element housing 12 corresponding to the flange 114. The flange 114 matches the groove guide 125 .

Please refer to Fig. 5, as shown in Fig. 5, described connector 10 comprises a bracket 101, a handle 102, a connecting rod 103, a first bolt 104 and a button 105, is also provided with several on described bracket The groove 106 is used for engaging with the filter element 11 . One end of the handle 102 is provided with a second lock tongue 1021, and the end of the handle 102 provided with the second lock tongue 1021 is rotatably arranged on the bracket 101 through a first rotating shaft 1071, and at the same time, the The end of the handle 102 provided with the second locking tongue 1021 is also rotatably connected to one end of the connecting rod 103 through a second rotating shaft 1072 . The other end of the connecting rod 103 is rotatably connected to the first locking tongue 104 via a third rotating shaft 1073 ; and the first locking tongue 104 is also rotatably mounted on the bracket 101 via a fourth rotating shaft 1074 . Thus, when the handle 102 rotates around the first rotating shaft 1071 , the connecting rod 103 can drive the first lock tongue 104 to rotate together.

As shown in FIG. 5 , the button 105 is arranged on the bracket, and buckles one end of the handle. When the user needs to turn up the handle 102 , he only needs to push the button 105 to release the handle 102 . Of course, in order to facilitate the pop-up of the handle 102, a spring (not shown) may also be provided on the first rotating shaft 1071, so that when the button releases the handle 102, the elastic force of the spring can directly push the handle 102 Pop up, easy for users to use.

At the same time, as shown in Figure 3 and Figure 4, a first opening 121 and a second opening 122 are respectively provided at the position of the filter element housing 12 corresponding to the first locking tongue 104 and the second locking tongue 1201 , for accommodating the first lock tongue 104 and the second lock tongue 1201 .

Referring to FIG. 6 to FIG. 8 , when the filter element 11 is fully inserted into the filter element housing 12 , the handle 102 is received in the bracket 101 and is fastened by the button 105 . At this time, the first locking tongue 104 and the second locking tongue 1021 are snapped into the first opening 121 and the second opening 122 of the filter element casing 12 respectively, and the filter element 11 is completely fixed in the filter element casing 12 . When the user needs to pull out the filter element 11, the button 105 is pulled to release the handle 102, and the handle is ejected due to the spring on the first rotating shaft 1071. When the handle 102 is pulled out When pulling, the first lock tongue 104 rotates together with the handle 102 through the connecting rod 103. At this time, the first lock tongue 104 and the second lock tongue 1021 slowly move from the The first opening 121 and the second opening 122 are disengaged, and at the same time, the first locking tongue 104 and the second locking tongue 1021 are facing the first opening 121 and the second opening 122 respectively. Force is applied to push the filter element 11 out of the filter element housing 12 for a certain distance, and then the user pulls the handle 102 to remove the filter element 11 from the filter element housing 12 .

It can be understood that, in this embodiment, the shape of the filter element in the drawings is only an example for the purpose of illustration. In actual use, the filter element can have many different shapes, such as cylindrical or elliptical cylinder shape.

Embodiment two

In this embodiment, the water filter of the present invention includes three-stage filter elements to meet the requirements of multi-stage filtration. The other structures of the water filter are the same as those in Embodiment 1, and will not be repeated here. As shown in Figure 9, in this embodiment, each stage of filter element 11 is connected to a connector 10, and the first lock tongue corresponding to each connector 10 on the filter element housing 12 (in Figure 9 not shown) and the second bolt (not shown in FIG. 9 ) are respectively provided with a first opening (not shown in FIG. 9 ) and a second opening 122 . Of course, it can be understood that, as shown in FIG. 10 , only a larger first opening (not shown in FIG. 9 ) and a second opening 122 can be provided, so that the first bolts of all connectors (not shown in Figure 9) and the second deadbolt (not shown in Figure 9) can be fastened or loosened.

Of course, it can be understood that the water filter of the present invention can include any multi-stage filter cores, which can be determined according to different needs of users. At the same time, it can be understood that when multi-stage filter elements are included, each filter element does not necessarily need to correspond to a connector, and can be adjusted by adjusting the height of the connector and the length of the groove on the connector that is engaged with the filter element. The head can be connected with multiple filter elements at the same time.

In the present invention, through the design of the connecting head, when the user needs to take out the filter element, he only needs to press the button, and the first spring will bounce the handle. Then, the user can pull the handle to make the first lock tongue rotate together with the handle through the connecting rod, and at the same time, the second lock tongue on the handle can be released from the corresponding first opening on the filter element housing. hole and the second opening, and at the same time generate force respectively at the first opening and the second opening, the filter element is ejected from the filter element housing, and then the user can pull the Remove the filter element by hand.

In the utility model, the design of the connector greatly simplifies the user's operation when replacing the filter element, reduces the difficulty of operation, and achieves the purpose of simple and fast replacement of the filter element, so that the water filter can be applied to different household appliances. Greatly meet people's quality requirements for drinking water.

The utility model has been described by the above-mentioned relevant embodiments, but the above-mentioned embodiments are only examples for implementing the utility model. It must be pointed out that the disclosed embodiments do not limit the scope of the present invention. On the contrary, modifications and equivalent arrangements included in the spirit and scope of the claims are included in the scope of the present invention.

Claims (4)

1. A water filter comprises at least one connector, at least one filter element and a filter element shell, and is characterized in that the connector is connected with the filter element, the filter element shell can contain the filter element, wherein,

the connector comprises a bracket, a handle, a connecting rod, a first lock tongue and a button; wherein,

the button is arranged on the bracket and is used for buckling one end of the handle;

the other end of the handle is provided with a second lock tongue, one end of the handle, provided with the second lock tongue, is rotatably arranged on the bracket through a first rotating shaft, and meanwhile, one end of the handle, provided with the second lock tongue, is also rotatably connected with one end of the connecting rod through a second rotating shaft;

the other end of the connecting rod is rotatably connected with the first lock tongue through a third rotating shaft;

the first lock tongue is also rotatably arranged on the bracket through a fourth rotating shaft;

the filter element is provided with a water inlet and a water outlet;

the filter element shell is provided with at least one first opening and at least one second opening corresponding to the first lock bolt and the second lock bolt respectively, and the filter element shell is used for accommodating the first lock bolt and the second lock bolt; and simultaneously, the filter element shell corresponds the water inlet and the water outlet of the filter element are respectively provided with a water inlet pipe connector and a water outlet pipe connector, the water inlet pipe connector is connected with the water inlet sealing fluid of the first-stage filter element in the at least one filter element, and the water outlet pipe connector is connected with the water outlet sealing fluid of the last-stage filter element in the at least one filter element.

2. The water filter of claim 1, wherein the connector is connected to the filter element by a snap-fit connection, the snap-fit connection comprising at least one snap-fit projection and a groove matching the snap-fit projection; the joint lug set up in the filter core with the link of connector, and the recess set up in on the connector with on the corresponding position of joint lug, perhaps, the recess set up in the filter core with the link of connector, and the joint lug set up in on the connector with on the corresponding position of recess.

3. The water filter of claim 1 wherein each of said cartridges has a flange on at least one side and a groove track on the inside of said cartridge housing corresponding to said flange and mating with said flange.

4. The water filter of claim 1 wherein a first spring is disposed on said first shaft.