CN213977023U - Locking device for water purifier installation filter element - Google Patents
Locking device for water purifier installation filter element Download PDFInfo
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- CN213977023U CN213977023U CN202022826930.6U CN202022826930U CN213977023U CN 213977023 U CN213977023 U CN 213977023U CN 202022826930 U CN202022826930 U CN 202022826930U CN 213977023 U CN213977023 U CN 213977023U
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- locking
- block
- water purifier
- filter cover
- rotary seat
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Abstract
The utility model discloses a locking device for installing a filter element of a water purifier, which comprises a filter cover and a rotary seat rotationally arranged on the filter cover, wherein a locking cavity is formed between the filter cover and the rotary seat, a locking structure is arranged between the filter cover and the rotary seat, the locking structure comprises a locking piece, a first positioning structure and a second positioning structure, and the locking piece is arranged in the locking cavity in a sliding way; the first positioning structure drives the locking piece to move and position, so that the rotary seat is in a locking state relative to the filter cover; the second positioning structure drives the locking piece to move reversely and position, so that the rotary seat is in an unlocking state relative to the filter cover. The utility model has the advantages of it is following and effect: the new mechanical structure of this scheme utilization cooperatees through first location structure and second location structure and can drives the locking piece and realize straining locking and unblock between lid and the swivel mount, can not cause location structure's wearing and tearing at state transition in-process, has long-term effective locking, the longer effect of life.
Description
Technical Field
The utility model relates to a water purifier technical field, in particular to locking device of water purifier installation filter core.
Background
The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water.
The locking device for installing the filter element in the water purifier in the prior art comprises a filter cover and a filter cylinder which form a filter cavity, a rotary seat which is rotatably arranged on the filter cover, a water outlet handle which penetrates through the rotary seat and is communicated with a water outlet channel of the filter cylinder, and a locking piece for limiting the rotation of the rotary seat, wherein the filter cover and the rotary seat form a cavity for accommodating the locking piece and moving the locking piece, the rotary seat is provided with a through hole for allowing the locking piece to slide between a rotary seat locking position and a rotary seat unlocking position, the upper end of the locking piece is provided with a slip sheet, the slip sheet is covered on the through hole, the lower part of the locking piece is provided with two lugs for positioning, the lugs are arranged at two ends of the locking piece along the radial direction, the filter cover is provided with an inner ring groove and an outer ring groove for containing the lugs at a rotating seat unlocking position, and a first positioning groove and a second positioning groove for containing the lugs at a rotating seat locking position, and the two lugs run on a smooth surface of the filter cover after leaving the inner ring groove and the outer ring groove; after the locking piece moves in place, the two lugs are buckled into the first positioning groove and the second positioning groove, so that the position is prompted. Two sockets are arranged on the filter cover corresponding to the locking position of the rotary seat, and two openings which are inserted and locked with the sockets are correspondingly arranged on the locking piece.
When the locking piece is at the position where the rotating seat is locked, the two lugs on the locking piece are respectively buckled on the first positioning groove and the second positioning groove, and the front end of the locking piece is inserted in the socket at the moment; when the locking piece is in the swivel mount unlocking position, two lugs on the locking piece are respectively buckled into the inner ring groove and the outer ring groove, and the front end of the locking piece is far away from the socket and is positioned in the mounting seat, so that the swivel mount can rotate.
However, the above-described locking device has the following disadvantages: the locking piece is sliding and is carrying out the position control in-process, and the lug wearing and tearing are more serious for locking effect is relatively poor when the later stage is used, has the shortcoming that life is shorter.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a locking device of water purifier installation filter core, has long-term effective locking, the longer effect of life to prior art exists.
The above technical purpose of the present invention can be achieved by the following technical solutions: a locking device for installing a filter element of a water purifier comprises a filter cover and a rotary seat rotatably arranged on the filter cover, wherein a locking cavity is formed between the filter cover and the rotary seat, a locking structure is arranged between the filter cover and the rotary seat, the locking structure comprises a locking piece, a first positioning structure and a second positioning structure, and the locking piece is arranged in the locking cavity in a sliding manner;
the second positioning structure drives the locking piece to move reversely and position, so that the rotary seat is in an unlocking state relative to the filter cover.
By adopting the technical scheme, the rotary seat can rotate 360 degrees relative to the filter cover in an unlocking state, when the rotary seat is locked relative to the filter cover, the rotary seat is firstly rotated to a locking position, then the second positioning structure is released from the positioning state, the locking piece can slide under the driving of the first positioning structure, when the locking piece is repositioned by the first positioning structure, the rotary seat is in the positioning state relative to the filter cover, and at the moment, the rotary seat can not rotate any more; when the rotation seat returns to rotate relative to the filter cover, the second positioning structure is operated to drive the locking piece to reset, and the second positioning structure and the rotation seat are repositioned, so that the rotation seat and the filter cover rotate relatively. So, cooperate through first location structure and second location structure and can drive the locking piece and realize straining locking and unblock between lid and the swivel mount, can not cause location structure's wearing and tearing at state transition in-process, have long-term effective locking, the longer effect of life.
The present invention may be further configured in a preferred embodiment as: the locking piece sets up to the locking piece, and locking piece slidable mounting has seted up the inserting groove on the locking piece on the swivel mount, strains the lid and corresponds to be provided with the inserting piece that inserts in the inserting groove.
By adopting the technical scheme, the locking block slides, when the plugging block is correspondingly inserted into the plugging slot, the rotary seat is in a locking state relative to the filter cover, and when the plugging block is separated from the plugging slot, the rotary seat is in an unlocking state relative to the filter cover.
The present invention may be further configured in a preferred embodiment as: the first positioning structure comprises a locking spring which drives the locking block to move, so that the insertion block is inserted into the insertion groove.
By adopting the technical scheme, the locking spring drives the locking block to move so that the insertion groove is correspondingly inserted into the insertion block, and the rotation stopping can be realized between the rotary seat and the filter cover.
The present invention may be further configured in a preferred embodiment as: the locking block is provided with a limiting column, the locking spring is sleeved on the limiting column, one end of the locking spring abuts against the rotary seat, and the other end of the locking spring abuts against the locking block.
Through adopting above-mentioned technical scheme, on the spacing post was located to the locking spring housing, when the locking spring was compressed, can play better spacing anticreep effect to a certain extent.
The present invention may be further configured in a preferred embodiment as: the second positioning structure comprises a shifting block, the middle part of the shifting block is rotationally connected to the locking block through a pin shaft, the shifting block comprises a front end and a rear end, a convex hook is arranged at the rear end of the shifting block, and an embedded groove is correspondingly formed in the rotating seat; a supporting spring is arranged between the front end of the shifting block and the locking block, the supporting spring drives the front end of the shifting block to upwarp to form a pressing space, and the convex hook is embedded in the embedded groove.
Through adopting above-mentioned technical scheme, the shifting block front end is pressed down, and supporting spring is compressed, and the rear end of shifting block upwarps for the convex hook breaks away from the embedded groove, and at this moment, the locking block can slide and be positioned in the locking state under the effect of first location structure, and the drive shifting block slides simultaneously. When the filter cover is unlocked with the rotary seat, the shifting block is shifted to reset, the convex hook is embedded in the embedded groove again, the shifting block drives the locking block to reset, and the insertion groove is separated from the insertion block.
The present invention may be further configured in a preferred embodiment as: the locking block is provided with a first limiting groove, the shifting block is correspondingly provided with a second limiting groove, and the end part of the supporting spring is abutted against the first limiting groove and the second limiting groove.
Through adopting above-mentioned technical scheme, supporting spring is being arranged in first spacing groove and second spacing groove all the time by compression and extension in-process, is difficult for deviating from, has better limiting displacement.
The present invention may be further configured in a preferred embodiment as: the front end of the shifting block is provided with a pressing bulge.
Through adopting above-mentioned technical scheme, press bellied setting convenient to use person and press the shifting block front end, press the position more accurately.
The present invention may be further configured in a preferred embodiment as: the rotating seat is provided with a sliding hole for the shifting block to slide.
By adopting the technical scheme, when the locking block drives the shifting block to slide along the sliding hole, the sliding block has better guidance performance.
The present invention may be further configured in a preferred embodiment as: the lateral wall of the convex hook is provided with a guide inclined plane.
Through adopting above-mentioned technical scheme, when the shifting block resets, only need stir the shifting block toward the embedded groove direction, when the convex hook supports on the swivel mount, under the guide effect on direction inclined plane, the perk on the rear end of shifting block, when the convex hook is located the embedded groove top, make the convex hook imbed in the embedded groove again under supporting spring's elastic force effect, in addition, also can adopt the mode that slides after pushing down the shifting block front end and reset, make the convex hook inlay in the embedded groove again.
The present invention may be further configured in a preferred embodiment as: the filter cover is provided with a positioning mark.
By adopting the technical scheme, when the rotating seat drives the shifting block to align the positioning mark, the locking process can be carried out.
To sum up, the utility model discloses following beneficial effect has:
1. the locking piece can be driven to realize locking and unlocking between the filter cover and the rotary seat by matching the first positioning structure and the second positioning structure, the abrasion of the positioning structure can not be caused in the state conversion process, and the effects of long-term effective locking and long service life are achieved;
2. the locking spring is sleeved on the limiting column, and the supporting spring is arranged between the first limiting groove and the second limiting groove, so that the locking device has a good limiting and anti-falling effect.
Drawings
Fig. 1 is a schematic diagram of the overall structural relationship of the embodiment.
Fig. 2 is an exploded view of the embodiment.
Fig. 3 is a top view of the embodiment.
Fig. 4 is a sectional view of section a-a in fig. 3.
FIG. 5 is a schematic structural view of a locking block in the embodiment.
Reference numerals: 1. a filter cover; 11. an insertion block; 12. positioning the mark; 2. rotating; 21. a slide hole; 22. a groove is embedded; 3. a locking cavity; 4. a locking block; 41. inserting grooves; 42. a limiting column; 43. a first limit groove; 5. a locking spring; 6. shifting blocks; 61. a front end; 611. pressing the protrusion; 62. a back end; 63. a convex hook; 631. a guide slope; 64. a second limit groove; 7. a pin shaft; 8. a support spring; 9. the space is pressed down.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A locking device for installing a filter element of a water purifier is shown in figure 1 and comprises a filter cover 1 and a rotary seat 2 which is rotatably arranged on the filter cover 1, wherein in the using process, the filter cover 1 is fixedly connected on a filter cylinder, and a water outlet handle and the filter element extending into the filter cylinder can be fixedly connected on the rotary seat 2.
As shown in fig. 2-5, a locking cavity 3 is formed between the filter cover 1 and the rotation base 2, a locking structure is arranged between the filter cover 1 and the rotation base 2, the locking structure comprises a locking block 4, a first positioning structure and a second positioning structure, and the locking block 4 is slidably arranged relative to the rotation base 2 and is located in the locking cavity 3; two insertion grooves 41 are formed in the front end 61 of the locking block 4, two insertion blocks 11 inserted into the insertion grooves 41 are correspondingly arranged on the filter cover 1, and the insertion blocks 11 are located in the locking cavity 3.
As shown in fig. 2, the rear end 62 of the locking block 4 is provided with a limiting post 42, the first positioning structure includes a locking spring 5 sleeved on the limiting post 42, one end of the locking spring 5 abuts against the rotation base 2, the other end of the locking spring 5 abuts against the locking block 4, the locking spring 5 drives the locking block 4 to move forward, so that the insertion block 11 is inserted into the insertion groove 41, and rotation stopping can be achieved between the rotation base 2 and the filter cover 1. The locking spring 5 is sleeved on the limiting column 42, and when the locking spring 5 is compressed, a good limiting and anti-falling effect can be achieved to a certain extent.
As shown in fig. 2 and 4, a slide hole 21 is formed in the swivel base 2, the second positioning structure includes a shifting block 6 slidably disposed in the slide hole 21, the middle of the shifting block 6 is rotatably connected to the locking block 4 through a pin 7, the shifting block 6 includes a front end 61 and a rear end 62, the rear end 62 of the shifting block 6 is provided with a convex hook 63, a guide inclined surface 631 is disposed on a side wall of the convex hook 63, and the swivel base 2 is correspondingly provided with an embedded groove 22; first spacing groove 43 has been seted up to the front end 61 of locking block 4, second spacing groove 64 has been seted up to shifting block 6 correspondence, be provided with supporting spring 8 between first spacing groove 43 and the second spacing groove 64, supporting spring 8's upper end supports in first spacing groove 43, supporting spring 8's lower extreme supports in second spacing groove 64, supporting spring 8 orders about shifting block 6 front end 61 to stick up and form the space 9 that pushes down with swivel mount 2 upper surface, and the convex hook 63 inlays in embedded groove 22. The front end 61 of the shifting block 6 is provided with a pressing protrusion 611, the arrangement of the pressing protrusion 611 is convenient for a user to press the front end 61 of the shifting block 6, and the pressing position is accurate. The lateral wall of the filter cover 1 is provided with a triangular positioning mark 12, and when the rotary seat 2 drives the shifting block 6 to align with the positioning mark 12, the locking process can be carried out.
The supporting spring 8 is always positioned in the first limiting groove 43 and the second limiting groove 64 in the processes of being compressed and extended, is not easy to disengage, and has a good limiting effect.
The utility model discloses a basic operating principle does: under the unblock state, swivel mount 2 can strain lid 1 relatively and carry out 360 rotations, when swivel mount 2 strains lid 1 locking relatively, earlier dial 6 on swivel mount 2 rotates to the latched position of location sign 12, then press down and press front end 61 that protruding 611 made dial 6 and push down, supporting spring 8 is compressed, the rear end 62 of dial 6 upwarps, make convex hook 63 break away from embedded groove 22, at this moment, locking block 4 can slide forward automatically under locking spring 5's effect, plug-in block 11 corresponds and realizes locking in inserting groove 41, swivel mount 2 can't rotate again this moment, can change the filter core this moment, drive dial 6 and slide forward along slide opening 21 when locking block 4 removes, slide opening 21 has better guidance quality. When the relative filter cap 1 unblock of swivel mount 2, stir shifting block 6 backward and reset, shifting block 6 drives locking block 4 simultaneously and resets, inserting groove 41 and inserting block 11 phase separation, when protruding hook 63 supported on swivel mount 2, under the guide effect of direction inclined plane 631, shifting block 6's rear end 62 upwarps, when protruding hook 63 was located the embedded groove 22 top, make protruding hook 63 imbed again in embedded groove 22 under supporting spring 8's elastic force effect and can realize the location of unblock state, can make swivel mount 2 and filter cap 1 relative rotation, locking spring 5 was compressed this moment. Further, the front end 61 of the pusher 6 may be pushed down and then slidably returned, so that the hook 63 is fitted into the fitting groove 22 again.
So, cooperate through locking spring 5 and shifting block 6, grafting piece 11 and inserting groove 41 and can drive locking block 4 and realize straining locking and the unblock between lid 1 and the swivel mount 2, can not cause location structure's wearing and tearing in the state transition process, have long-term effective locking, the longer effect of life.
The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a locking device of water purifier installation filter core, including strain lid (1) and rotate set up in strain swivel mount (2) on lid (1), strain lid (1) with be formed with between swivel mount (2) and lock chamber (3), its characterized in that: a locking structure is arranged between the filter cover (1) and the rotary seat (2), the locking structure comprises a locking piece, a first positioning structure and a second positioning structure, and the locking piece is arranged in the locking cavity (3) in a sliding manner;
the first positioning structure drives the locking piece to move and position, so that the rotary seat (2) is in a locking state relative to the filter cover (1);
the second positioning structure drives the locking piece to move reversely and position, so that the rotary seat (2) is in an unlocked state relative to the filter cover (1).
2. A locking device of a water purifier installation cartridge according to claim 1, wherein: the locking piece sets up to locking block (4), locking block (4) slidable mounting in on swivel mount (2), inserting groove (41) have been seted up on locking block (4), strain lid (1) and be provided with correspondingly insert in inserting block (11) in inserting groove (41).
3. A locking device of a water purifier installation cartridge according to claim 2, wherein: the first positioning structure comprises a locking spring (5), and the locking spring (5) drives the locking block (4) to move so that the insertion block (11) is inserted into the insertion groove (41).
4. A locking device of a water purifier installation cartridge according to claim 3, wherein: the locking block (4) is provided with a limiting column (42), the limiting column (42) is sleeved with the locking spring (5), one end of the locking spring (5) abuts against the rotary seat (2), and the other end of the locking spring (5) abuts against the locking block (4).
5. A locking device of a water purifier installation cartridge according to claim 2, wherein: the second positioning structure comprises a shifting block (6), the middle part of the shifting block (6) is rotatably connected to the locking block (4) through a pin shaft (7), the shifting block (6) comprises a front end (61) and a rear end (62), the rear end (62) of the shifting block (6) is provided with a convex hook (63), and the swivel base (2) is correspondingly provided with an embedded groove (22); front end (61) of shifting block (6) with be provided with supporting spring (8) between locking block (4), supporting spring (8) orders about front end (61) the upwarping of shifting block (6) forms and pushes down space (9), just protruding hook (63) inlay in embedded groove (22).
6. A locking device of a water purifier installation cartridge according to claim 5, wherein: the locking block (4) is provided with a first limiting groove (43), the shifting block (6) is correspondingly provided with a second limiting groove (64), and the end part of the supporting spring (8) is abutted to the first limiting groove (43) and the second limiting groove (64).
7. A locking device of a water purifier installation cartridge according to claim 5, wherein: a pressing protrusion (611) is arranged at the front end (61) of the shifting block (6).
8. A locking device of a water purifier installation cartridge according to claim 5, wherein: the rotating seat (2) is provided with a sliding hole (21) for the shifting block (6) to slide.
9. A locking device of a water purifier installation cartridge according to claim 5, wherein: the side wall of the convex hook (63) is provided with a guide inclined plane (631).
10. A locking device of a water purifier installation cartridge according to claim 1, wherein: and a positioning mark (12) is arranged on the filter cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022826930.6U CN213977023U (en) | 2020-11-30 | 2020-11-30 | Locking device for water purifier installation filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022826930.6U CN213977023U (en) | 2020-11-30 | 2020-11-30 | Locking device for water purifier installation filter element |
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| Publication Number | Publication Date |
|---|---|
| CN213977023U true CN213977023U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022826930.6U Active CN213977023U (en) | 2020-11-30 | 2020-11-30 | Locking device for water purifier installation filter element |
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| Country | Link |
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| CN (1) | CN213977023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282341A (en) * | 2023-05-17 | 2023-06-23 | 中国华能集团清洁能源技术研究院有限公司 | Drawer type carbon capture solvent purifying and recycling device and recycling method |
-
2020
- 2020-11-30 CN CN202022826930.6U patent/CN213977023U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282341A (en) * | 2023-05-17 | 2023-06-23 | 中国华能集团清洁能源技术研究院有限公司 | Drawer type carbon capture solvent purifying and recycling device and recycling method |
| CN116282341B (en) * | 2023-05-17 | 2023-08-04 | 中国华能集团清洁能源技术研究院有限公司 | Drawer type carbon capture solvent purifying and recycling device and recycling method |
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