CN215387980U

CN215387980U - Filter element assembly locking and replacing structure

Info

Publication number: CN215387980U
Application number: CN202121768936.0U
Authority: CN
Inventors: 李广青; 田晓锋; 陈李璟; 储超凡
Original assignee: Weisi Wase Environmental Technology Jiaxing Co ltd
Current assignee: Weisi Wase Environmental Technology Jiaxing Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model provides a filter element assembly locking and replacing structure, which solves the problems of inconvenient filter element replacement and the like and comprises a locking base body, wherein a filter cylinder with an upward opening and used for inserting a filter element is arranged in the locking base body, a decoration cover is rotatably connected to the opening at the upper end of the filter cylinder, a slide block mechanism which is locked with the lower end of the filter element in a buckling manner is arranged at the bottom of the locking base body, and a connecting rod mechanism which pushes the slide block mechanism and the filter element to slide and unlock is arranged between the decoration cover and the slide block mechanism. The utility model has the advantages of good structural stability, convenient replacement of the filter element and the like.

Description

Filter element assembly locking and replacing structure

Technical Field

The utility model belongs to the technical field of filtering equipment, and particularly relates to a filter element assembly locking and replacing structure.

Background

Along with the continuous deterioration of water resource environment, the health consciousness of people and the improvement of the quality of life of people are continuously strengthened, and more people pay attention to the healthy life. Water is as essential material in the life, and the demand of water purifier also increases thereupon day by day, but current water purifier filter core is inconvenient after the use to be changed, and it is also comparatively difficult to dismantle, has the not convenient problem of renew cartridge. When the filter element is replaced, the filter element is labor-consuming, the experience feeling is poor, and a lot of inconvenience is brought to a user. In addition, the filter element is inconvenient to identify when being disassembled, and the locking mechanism is inconvenient to unlock quickly.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a water purifier [201620521611.5] with a conveniently replaced filter element, which includes a water purifier housing and a main machine; the main machine comprises a filtering system and a water bag which are assembled in the shell of the water purifier; the filtering system comprises a filter element and a water bag, wherein the filter element and the water bag are arranged side by side in the horizontal direction; the purified water outlet of the filtering system is communicated with the water inlet of the water bag, and the water outlet of the water bag is communicated with the water pipe at the user side. In addition, at least one side of the water purifier shell is detachably provided with a side plate.

Above-mentioned scheme has solved the inconvenient problem of filter core discernment to a certain extent, but this scheme still has a great deal of not enough, for example the filter core is dismantled hard, changes comparatively inconvenient scheduling problem.

Disclosure of Invention

The utility model aims to solve the problems and provides a filter element assembly locking and replacing structure which is reasonable in design and convenient for quick disassembly of a filter element.

In order to achieve the purpose, the utility model adopts the following technical scheme: this filter element group spare locks change structure, including the locking pedestal, be provided with the opening up in the locking pedestal and supply the filter core male to strain a section of thick bamboo, strain a rotation of upper end opening part and be connected with the dress trim cover, locking pedestal bottom is provided with the slider mechanism with filter core lower extreme lock joint locking, is provided with the link mechanism who promotes slider mechanism and filter core slip unblock between dress trim cover and the slider mechanism. The sliding block mechanism is linked with the decorative cover through the connecting rod mechanism, so that the sliding block mechanism is separated from the filter element in a sliding manner, and the filter element is guaranteed to be rapidly detached and replaced.

In foretell filter element group spare locking change structure, slider mechanism is provided with the spacing subassembly of restriction sliding plate sliding range including setting up the sliding plate in the locking pedestal between sliding plate and the locking pedestal, and the sliding plate upper end is connected with the sliding block through the link gear, is provided with locking assembly between sliding block and the filter core lower extreme, is provided with reset assembly between locking pedestal and the filter core lower extreme. The sliding plate in the sliding block mechanism drives the sliding block to slide, so that the sliding block and the filter element are locked or unlocked.

In foretell filter element group spare locking change structure, spacing subassembly includes spacing pedestal and installs the limiting plate in spacing pedestal top, and spacing pedestal upper end is provided with a plurality of connecting cylinders, and the connecting cylinder is fixed with the connecting hole one-to-one and threaded connection of limiting plate top, and the sliding plate is installed between limiting plate and spacing pedestal, and the limiting plate both sides are opened respectively has spacing groove, and the sliding plate upper end is fixed with the spacing post with spacing groove sliding connection. The limiting component limits the moving range of the sliding plate and ensures that the sliding plate moves along a fixed track.

In foretell filter element group spare locking change structure, the link gear including set up on the sliding block and with spacing post sliding connection's guiding groove, the relative sliding block sliding direction slope of guiding groove sets up. The limiting columns slide in the guide grooves, and the sliding blocks are close to or far away from each other.

In foretell filter element group spare locking change structure, locking Assembly is including setting up the fixing base at the filter core lower extreme, and the fixing base both sides are provided with the locking strip relative with the sliding block respectively, and the locking strip is fixed with the locking of lock joint about with the locking strip and detains with one side that the fixing base is relative. After the locking strip of the locking assembly is clamped with the locking buckle, the filter element is prevented from being separated from the filter cylinder.

In foretell filter element group spare locking change structure, the subassembly that resets includes that a plurality of settings are at the elasticity between the fixing base of filter core and the locking pedestal reset the piece, and the elasticity resets and has the last briquetting of pegging graft in the fixed orifices of fixing base below, is provided with the lower briquetting with last briquetting one-to-one in the seat that resets of locking pedestal bottom, goes up the briquetting and is connected with elastic element down between the briquetting, goes up between briquetting and the fixed orifices and is fixed with a plurality of sealing washers respectively between briquetting and the seat that resets down. The reset assembly helps the filter element to pop up after being unlocked, and is convenient and quick to detach.

In the filter element assembly locking and replacing structure, the connecting rod mechanism comprises a connecting rod body which is arranged on the outer side of the filter cylinder through a lifting limiting assembly, guide mechanisms are respectively arranged between the upper end and the lower end of the connecting rod body and between the decorative cover and the sliding plate, and an elastic element is arranged between the connecting rod body and the sliding plate. After the connecting rod mechanism drives the sliding plate to slide, the elastic element helps the sliding plate to automatically reset.

In foretell filter element group spare locking change structure, the spacing subassembly of lift includes that vertical fixing has the lift limiting plate of straining the outside of a section of thick bamboo, and lift limiting plate opens along vertical direction has the lift groove that supplies the connecting rod body to slide from top to bottom, and the lift groove is fixed with a plurality of spacing briquetting of restricting the connecting rod body in the lift inslot along vertical direction. The lifting limiting component limits the motion track of the connecting rod body.

In foretell filter element group spare locking change structure, guiding mechanism is including setting up the first guide block that rotates the junction at dress trim cover, and connecting rod body upper end is equipped with and supports with first guide block and lean on and have the direction head of cambered surface, and sliding plate end department is provided with the second guide block relative with connecting rod body lower extreme, and second guide block is equipped with the direction inclined plane of laminating each other respectively with connecting rod body lower extreme opposite side. The link body moves downward when the decorative cover is opened, and the guide slope at the lower end drives the sliding plate to slide horizontally.

In foretell filter element group spare locking change structure, the locking pedestal is connected with the closed bottom plate including connecting at straining a closed lid of section of thick bamboo lower extreme, closed lid lower extreme, is the installation cavity between closed lid and the closed bottom plate, and the filter core upper end is rotated and is connected with convex pull ring, and the filter core upper end is close to limit mouth department and opens the step face that holds the pull ring. Sufficient installation space is left in the locking base body, and the pull ring on the filter element is convenient to lift, pull and replace.

Compared with the prior art, the utility model has the advantages that: the filter element is convenient to lock and disassemble, and the filter element can be conveniently and quickly replaced; a reset component is arranged between the filter element and the locking seat body, so that the filter element and the filter cylinder can be quickly separated; the linkage of the decorative cover and the sliding block mechanism is realized through the connecting rod mechanism, and the structural stability is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a structural cross-sectional view of the present invention;

FIG. 3 is a schematic diagram of the slider structure of the present invention;

fig. 4 is a schematic structural view of a limiting plate of the utility model;

FIG. 5 is a schematic view of the construction of the slide plate of the present invention;

FIG. 6 is a schematic structural view of the limiting seat of the present invention;

FIG. 7 is a schematic structural view of the closure base of the present invention;

FIG. 8 is a schematic view of the construction of a cartridge of the present invention;

in the figure, the locking base body 1, the closing cover body 11, the closing bottom plate 12, the pull ring 13, the step surface 14, the filter element 2, the filter cartridge 3, the decorative cover 4, the slider mechanism 5, the sliding plate 51, the sliding block 52, the guide groove 53, the fixing seat 54, the locking strip 55, the locking buckle 56, the link mechanism 6, the link body 61, the lifting groove 62, the limiting press block 63, the first guide block 64, the guide head 65, the second guide block 66, the guide inclined surface 67, the lifting limiting plate 68, the limiting base body 7, the limiting plate 71, the connecting cylinder 72, the connecting hole 73, the limiting groove 74, the limiting column 75, the elastic resetting piece 8, the upper press block 81 and the lower press block 82 are shown.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-8, the filter element assembly locking and replacing structure includes a locking base 1, a filter cartridge 3 with an upward opening and for inserting the filter element 2 is arranged in the locking base 1, a decoration cover 4 is connected to the rotation of the opening at the upper end of the filter cartridge 3, a slider mechanism 5 locked to the lower end of the filter element 2 by fastening is arranged at the bottom of the locking base 1, and a link mechanism 6 for pushing the slider mechanism 5 to slide and unlock the filter element 2 is arranged between the decoration cover 4 and the slider mechanism 5. The filter element 2 is inserted into the filter cylinder 3, an opening at the upper end of the filter element is sealed by the decorative cover 4, and when the decorative cover 4 is turned over, the connecting rod mechanism 6 drives the sliding block mechanism 5 in the locking base body 1 to slide and unlock with the filter element 2.

Specifically, the sliding block mechanism 5 includes a sliding plate 51 disposed in the locking base body 1, a limiting component for limiting the sliding range of the sliding plate 51 is disposed between the sliding plate 51 and the locking base body 1, the upper end of the sliding plate 51 is connected with a sliding block 52 through a linkage mechanism, a locking component is disposed between the sliding block 52 and the lower end of the filter element 2, and a resetting component is disposed between the locking base body 1 and the lower end of the filter element 2. The limiting component keeps the sliding plate 51 to slide in the locking base body 1 along the horizontal direction, and the sliding block 52 above the sliding plate 51 realizes the unlocking and locking with the filter element 2 under the action of the linkage mechanism.

Deeply, spacing subassembly includes spacing pedestal 7 and installs the limiting plate 71 in spacing pedestal 7 top, and spacing pedestal 7 upper end is provided with a plurality of connecting cylinders 72, and connecting cylinder 72 corresponds one-to-one and threaded connection is fixed with the connecting hole 73 of limiting plate 71 top, and sliding plate 51 installs between limiting plate 71 and spacing pedestal 7, and limiting groove 74 has been opened respectively to limiting plate 71 both sides, and sliding plate 51 upper end is fixed with the spacing post 75 with limiting groove 74 sliding connection. The connecting cylinder 72 and the connecting hole 73 are connected and fixed by a screw, the limit post 75 passes through the limit plate 71 to be connected with the sliding block 52 in a sliding manner, and the limit grooves 74 at both sides keep the sliding plate 51 to move along a straight line.

Further, the link mechanism includes a guide groove 53 provided in the slide block 52 and slidably connected to the stopper post 75, and the guide groove 53 is provided obliquely with respect to the sliding direction of the slide block 52. The guide groove 53 is obliquely arranged, and when the limiting column 75 slides along a straight line, the sliding blocks 52 are mutually separated, so that the locking assembly is unlocked.

Furthermore, the locking assembly includes a fixing seat 54 disposed at the lower end of the filter element 2, a locking strip 55 opposite to the sliding block 52 is disposed on each of two sides of the fixing seat 54, and a locking buckle 56 vertically fastened to the locking strip 55 is fixed on one side of the locking strip 55 opposite to the fixing seat 54. After the locking strip 55 is fastened with the locking buckle 56, the filter element 2 is fixed in the filter cartridge 3.

In addition, the reset assembly comprises a plurality of elastic reset pieces 8 arranged between the fixing seat 54 of the filter element 2 and the locking seat body 1, each elastic reset piece 8 is provided with an upper pressing block 81 inserted in a fixing hole below the fixing seat 54, lower pressing blocks 82 in one-to-one correspondence with the upper pressing blocks 81 are arranged in the reset seat at the bottom of the locking seat body 1, an elastic element is connected between the upper pressing blocks 81 and the lower pressing blocks 82, and a plurality of sealing rings are respectively fixed between the upper pressing blocks 81 and the fixing holes and between the lower pressing blocks 82 and the reset seat. The elastic member provides the upper and lower pressing blocks 81 and 82 with reverse elastic force, and provides upward elastic force when the filter cartridge 2 is replaced.

Meanwhile, the link mechanism 6 includes a link body 61 installed outside the filter cartridge 3 through a lift limiting assembly, guide mechanisms are respectively provided between the upper and lower ends of the link body 61 and the decorative cover 4 and the sliding plate 51, and an elastic element is provided between the link body 61 and the sliding plate 51. The upper and lower ends of the link body 61 respectively abut against the decoration cover 4 and the slide plate 51 for converting the rotation moment of the decoration cover 4 into the sliding moment of the slide plate 51.

As can be seen, the lifting limiting component comprises a lifting limiting plate 68 vertically fixed on the outer side of the filter cartridge 3, the lifting limiting plate 68 is vertically provided with a lifting groove 62 for the connecting rod body 61 to slide up and down, and the lifting groove 62 is vertically fixed with a plurality of limiting pressing blocks 63 for limiting the connecting rod body 61 in the lifting groove 62. The limiting pressing block 63 seals the connecting rod body 61 in the lifting groove 62, and the connecting rod body 61 is prevented from being separated from the lifting groove 62.

Obviously, the guiding mechanism comprises a first guiding block 64 arranged at the rotary joint of the decorative cover 4, a guiding head 65 with a cambered surface and abutted against the first guiding block 64 is arranged at the upper end of the connecting rod body 61, a second guiding block 66 opposite to the lower end of the connecting rod body 61 is arranged at the end of the sliding plate 51, and guiding inclined surfaces 67 which are mutually attached are respectively arranged on the opposite sides of the second guiding block 66 and the lower end of the connecting rod body 61. The guide head 65 applies a downward moment to the link body 61 when the first guide block 64 is flipped, and the guide slope 67 between the second guide block 66 and the link body 61 converts the vertical moment into a horizontal component.

Preferably, the locking base body 1 comprises a closed cover body 11 connected to the lower end of the filter cartridge 3, the lower end of the closed cover body 11 is connected to a closed bottom plate 12, an installation cavity is formed between the closed cover body 11 and the closed bottom plate 12, the upper end of the filter element 2 is rotatably connected to a circular arc-shaped pull ring 13, and a step surface 14 for accommodating the pull ring 13 is formed at the upper end of the filter element 2 close to the edge opening. The pull ring 13 is clamped with the step surface 14 to keep the outer side of the filter element 2 flat.

In summary, the principle of the present embodiment is: the upper end of the filter cartridge 3 is sealed by the decorative cover 4, the decorative cover 4 is turned and opened when the filter cartridge 2 in the filter cartridge 3 needs to be replaced, the vertically arranged connecting rod body 61 drives the sliding plate 51 in the locking base body 1 to slide along the horizontal direction, so that the sliding block 52 on the sliding plate 51 slides along with the sliding plate, the sliding block 52 is separated from the fixing base 54 at the lower end of the filter cartridge 2 in an unlocking way, and then the filter cartridge 2 is taken out to complete the disassembly and replacement.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although terms such as the lock housing 1, the closure cover 11, the closure base plate 12, the pull ring 13, the step surface 14, the filter element 2, the filter cartridge 3, the trim cover 4, the slider mechanism 5, the sliding plate 51, the sliding block 52, the guide groove 53, the fixing seat 54, the locking bar 55, the locking buckle 56, the link mechanism 6, the link body 61, the lifting groove 62, the limit pressing block 63, the first guide block 64, the guide head 65, the second guide block 66, the guide inclined surface 67, the lifting limit plate 68, the limit housing 7, the limit plate 71, the connecting cylinder 72, the connecting hole 73, the limit groove 74, the limit post 75, the elastic restoring member 8, the upper pressing block 81, and the lower pressing block 82 are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a filter element group spare locks change structure, includes locking pedestal (1), locking pedestal (1) in be provided with the opening up and supply filter core (2) male strain a section of thick bamboo (3), the rotation of straining an opening part on (3) be connected with dress trim cover (4), its characterized in that, locking pedestal (1) bottom be provided with slider mechanism (5) of filter core (2) lower extreme lock joint locking, dress trim cover (4) and slider mechanism (5) between be provided with link mechanism (6) that promote slider mechanism (5) and filter core (2) slip unblock.

2. The filter element assembly locking and replacing structure according to claim 1, wherein the sliding block mechanism (5) comprises a sliding plate (51) arranged in the locking base body (1), a limiting assembly for limiting the sliding range of the sliding plate (51) is arranged between the sliding plate (51) and the locking base body (1), the upper end of the sliding plate (51) is connected with a sliding block (52) through a linkage mechanism, the locking assembly is arranged between the sliding block (52) and the lower end of the filter element (2), and a resetting assembly is arranged between the locking base body (1) and the lower end of the filter element (2).

3. The filter element assembly locking and replacing structure according to claim 2, wherein the limiting assembly comprises a limiting base body (7) and a limiting plate (71) arranged above the limiting base body (7), a plurality of connecting cylinders (72) are arranged at the upper end of the limiting base body (7), the connecting cylinders (72) are in one-to-one correspondence with the connecting holes (73) above the limiting plate (71) and are fixedly connected through threads, the sliding plate (51) is arranged between the limiting plate (71) and the limiting base body (7), limiting grooves (74) are respectively formed in two sides of the limiting plate (71), and limiting columns (75) which are slidably connected with the limiting grooves (74) are fixed at the upper end of the sliding plate (51).

4. The filter element assembly locking and replacing structure as claimed in claim 3, wherein the linkage mechanism comprises a guide groove (53) which is arranged on the sliding block (52) and is connected with the limiting post (75) in a sliding way, and the guide groove (53) is arranged obliquely relative to the sliding direction of the sliding block (52).

5. The filter element assembly locking and replacing structure as claimed in claim 3, wherein the locking assembly comprises a fixed seat (54) arranged at the lower end of the filter element (2), locking strips (55) opposite to the sliding block (52) are respectively arranged at two sides of the fixed seat (54), and a locking buckle (56) which is vertically buckled with the locking strips (55) is fixed at one side of the locking strips (55) opposite to the fixed seat (54).

6. The filter element assembly locking and replacing structure according to claim 4, wherein the reset assembly comprises a plurality of elastic reset pieces (8) arranged between the fixing seat (54) of the filter element (2) and the locking seat body (1), the elastic reset pieces (8) are provided with upper pressing blocks (81) inserted in fixing holes below the fixing seat (54), lower pressing blocks (82) corresponding to the upper pressing blocks (81) one by one are arranged in the reset seat at the bottom of the locking seat body (1), elastic elements are connected between the upper pressing blocks (81) and the lower pressing blocks (82), and a plurality of sealing rings are respectively fixed between the upper pressing blocks (81) and the fixing holes and between the lower pressing blocks (82) and the reset seat.

7. The filter element assembly locking and replacing structure according to claim 2, wherein the link mechanism (6) comprises a link body (61) installed outside the filter cartridge (3) through a lifting limit component, guide mechanisms are respectively arranged between the upper end and the lower end of the link body (61) and the decorative cover (4) and the sliding plate (51), and an elastic element is arranged between the link body (61) and the sliding plate (51).

8. The filter element assembly locking and replacing structure as claimed in claim 7, wherein the lifting limiting assembly comprises a lifting limiting plate (68) vertically fixed on the outer side of the filter cartridge (3), the lifting limiting plate (68) is vertically provided with a lifting groove (62) for the connecting rod body (61) to slide up and down, and the lifting groove (62) is vertically fixed with a plurality of limiting pressing blocks (63) for limiting the connecting rod body (61) in the lifting groove (62).

9. The filter element assembly locking and replacing structure as claimed in claim 7, wherein the guiding mechanism comprises a first guiding block (64) arranged at the rotary connection position of the decorative cover (4), a guiding head (65) which is abutted against the first guiding block (64) and has an arc surface is arranged at the upper end of the connecting rod body (61), a second guiding block (66) which is opposite to the lower end of the connecting rod body (61) is arranged at the end of the sliding plate (51), and guiding inclined surfaces (67) which are mutually attached are respectively arranged at the opposite sides of the lower end of the second guiding block (66) and the connecting rod body (61).

10. The filter element assembly locking and replacing structure as claimed in claim 1, wherein the locking base body (1) comprises a sealing cover body (11) connected to the lower end of the filter cylinder (3), the lower end of the sealing cover body (11) is connected with a sealing bottom plate (12), an installation cavity is arranged between the sealing cover body (11) and the sealing bottom plate (12), the upper end of the filter element (2) is rotatably connected with a circular arc-shaped pull ring (13), and a step surface (14) for accommodating the pull ring (13) is arranged at the position, close to the edge opening, of the upper end of the filter element (2).