Activated carbon filter element end cover gluing device

By designing an adhesive coating device for the end caps of activated carbon filter elements, and utilizing the cooperation of moving and extruding components, the problems of uneven adhesive coating and insufficient extrusion were solved, thus achieving efficient assembly of activated carbon filter elements.

CN223475442UActive Publication Date: 2025-10-28XIAMEN ZHUOYUAN DINGHUI IND & TRADE CO LTD
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Patent Information

Application Number
CN202422965904.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-03
Publication Date
2025-10-28
Estimated Expiration
2034-12-03

AI Technical Summary

Technical Problem

During the assembly process of existing activated carbon filter elements, the gluing and extrusion effects are poor, resulting in cumbersome assembly and requiring multiple operations.

Method used

Design an activated carbon filter cartridge end cap adhesive coating device, including a worktable, adhesive coating tube, adhesive coating seat and extrusion seat. Through the cooperation of moving components, rotating components and extrusion components, the end cap is automatically coated and extruded, simplifying the assembly process.

Benefits of technology

It achieves uniform adhesive application and fastening of the end caps, simplifies the assembly process of activated carbon filter elements, and improves assembly efficiency and accuracy.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an activated carbon filter element end cover gluing device, relates to the technical field of activated carbon filter elements, and solves the problem that the process of assembling an activated carbon filter element is tedious. The activated carbon filter element end cover gluing device comprises a workbench, a gluing pipe, a gluing seat and an extrusion seat, and a clamping groove is formed in the side, away from a tank body, of an end cover; the gluing pipe, the gluing base and the extrusion base are all arranged on the workbench, two mounting frames are arranged on the gluing base, clamping blocks capable of being inserted into the clamping grooves are arranged on the mounting frames, and rotating pieces for controlling the mounting frames to rotate are arranged on the gluing base. The workbench is provided with a moving assembly for controlling the mounting frame to slide in the direction close to or away from the gluing pipe, the extrusion seat comprises an extrusion block and a placement block, the placement seat is provided with a fixing block capable of being clamped into the clamping groove, and the extrusion seat is provided with an extrusion assembly for controlling the extrusion block to slide in the vertical direction. The activated carbon filter element can be conveniently assembled.
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Description

Technical Field

[0001] This application relates to the field of activated carbon filter technology, and in particular to an activated carbon filter end cap coating device. Background Technology

[0002] Activated carbon filter cartridges are made by sintering activated carbon particles with a binder under heat. The innermost layer of the filter cartridge is a polypropylene skeleton, covered with two layers of polypropylene microfiber felt. The outermost layer of the carbon core is also covered with two layers of polypropylene microfiber felt, and the outermost layer is a white plastic mesh sleeve. It integrates adsorption, filtration, interception, and catalysis, effectively removing organic matter, residual chlorine, and other radioactive substances from water, and also has decolorizing and odor-removing effects.

[0003] Existing as Figure 1 An activated carbon filter element is shown, including a canister 1 and end caps 2 disposed on both sides of the canister 1 along its length. Insertion grooves 11 are provided on both sides of the canister 1 along its length. Insertion blocks 21 that are adapted to the insertion grooves 11 are provided on one end face of the end caps 2. A protruding ring 22 is also provided on the side of the end caps 2 near the insertion block 21. Ring grooves 12 that are adapted to the protruding rings 22 are provided on both sides of the canister 1 along its length.

[0004] During the assembly of the activated carbon filter element, first apply glue to the end face of the end cap 2 near the insertion block 21. Then, align the insertion block 21 on the end cap 2 with the insertion groove 11 and press the end cap 2 firmly to ensure it is fully in contact with the glue. The glue helps to fix the insertion block 21 in the insertion groove 11, while the protruding ring 22 engages in the ring groove 12, completing the assembly of the activated carbon filter element. Currently, the assembly process involves manually applying glue and pressing the end cap 2, which often results in poor glue application or pressing effects. Therefore, multiple applications of glue or pressing are required, making the assembly process rather cumbersome. Utility Model Content

[0005] To facilitate the assembly of activated carbon filter elements, this application provides an adhesive coating device for the end caps of activated carbon filter elements.

[0006] This application provides an adhesive coating device for the end caps of activated carbon filter cartridges, employing the following technical solution:

[0007] An activated carbon filter cartridge end cap coating device includes a workbench, a coating tube, a coating seat, and an extrusion seat. A snap-fit ​​groove is provided on the side of the end cap away from the tank. The coating tube, the coating seat, and the extrusion seat are all mounted on the workbench. The coating seat has two mounting brackets, each with a snap-fit ​​block that can be inserted into the snap-fit ​​groove. The coating seat also has a rotating component for controlling the rotation of the mounting brackets. The workbench has a moving component for controlling the sliding of the mounting brackets towards or away from the coating tube. The extrusion seat includes an extrusion block and a placement block. The placement block has a fixing block that can snap into the snap-fit ​​groove. The extrusion seat has an extrusion component for controlling the vertical sliding of the extrusion block.

[0008] By adopting the above technical solution, when it is necessary to assemble activated carbon filter elements, the two end caps are placed on the two mounting brackets respectively by the cooperation of the snap-fit ​​block and snap-fit ​​groove. Then, under the action of the moving component, the two mounting brackets can move towards the glue-applying tube. Then, the rotating component drives the mounting brackets to rotate, and the glue from the glue-applying tube can be evenly applied to the inner side of the convex ring. Then, the two end caps are placed on both sides of the tank, and the snap-fit ​​groove of the lower end cap is aligned with the fixing block. Under the action of the squeezing component, the squeezing block closes the two end caps tightly on the tank, achieving the effect of convenient assembly of activated carbon filter elements.

[0009] Optionally, the moving component is a moving cylinder, which includes a moving cylinder body disposed on the worktable and a moving piston rod extending horizontally, with the side of the moving piston rod away from the moving cylinder body disposed on the glue application seat.

[0010] By adopting the above technical solution, the moving cylinder is activated, and the moving piston rod can drive the glue-applying seat to move towards the glue-applying tube until the glue-applying tube opening is aligned with the end cap.

[0011] Optionally, the extrusion assembly is an extrusion cylinder, which includes an extrusion cylinder body disposed on an extrusion seat and an extrusion piston rod extending downward, with the side of the extrusion piston rod away from the extrusion cylinder body disposed on the extrusion block.

[0012] By adopting the above technical solution, when the tank and end cap are placed on the placement block, the extrusion cylinder is activated, and the extrusion piston rod drives the extrusion block to move closer to the end cap until the extrusion block tightly covers the end cap onto the tank.

[0013] Optionally, the rotating component is a rotary motor mounted on the glue application base, and the output shaft of the rotary motor is mounted on the mounting bracket.

[0014] By adopting the above technical solution, after the glue applicator nozzle is aligned with the end cap, the rotary motor is started. The output shaft of the rotary motor drives the mounting bracket to rotate, so that the glue can be evenly entered into the inner side of the convex ring.

[0015] Optionally, the mounting bracket includes a mounting block and a plurality of sliding blocks disposed on the outer periphery of the mounting block. The mounting block is provided with an elastic element for controlling the sliding blocks to slide away from the mounting block, and the mounting block is also provided with a control component for controlling the sliding blocks to slide away from the mounting block.

[0016] By adopting the above technical solution, when the sliding block is moved away from the mounting block by the control component, the mounting frame can hold a larger end cap. When the sliding block is moved closer to the mounting block by the elastic element, the mounting frame can hold a smaller end cap, thus achieving the effect of adjusting the size of the end cap that the mounting frame can hold according to the actual situation.

[0017] Optionally, the control component includes a control ring threadedly connected to the outer periphery of the mounting block and a control strip disposed on the side of the sliding block near the mounting block. The control strip slides on the mounting block, and the control ring is provided with a guide slope that causes the sliding block to slide away from the control ring when the control ring moves upward.

[0018] By adopting the above technical solution, the rotating control ring causes the control ring to rise, and under the action of the guide slope, the sliding block can move away from the mounting block.

[0019] Optionally, the elastic element is a reset spring, and a spring groove is provided on the outer periphery of the mounting block for placing the reset spring. One end of the reset spring abuts against the sliding block, and the other end of the reset spring abuts against the bottom of the spring groove.

[0020] By adopting the above technical solution, under the action of the return spring tension, the sliding block slides towards the mounting block until the sliding block abuts against the guide slope.

[0021] Optionally, a shield is provided on the side of the sliding block away from the mounting block.

[0022] By adopting the above technical solution, when the mounting frame is rotating, the baffle can effectively hold the end cap in place, reducing the possibility of the end cap flying out of the mounting frame during rotation.

[0023] Optionally, the cross-sectional area of ​​the snap-fit ​​block gradually increases from top to bottom, the snap-fit ​​block can slide vertically on the mounting frame, and the mounting frame is provided with a positioning element for fixing the snap-fit ​​block.

[0024] By adopting the above technical solution, the height of the snap-fit ​​block is adjusted according to the size of the snap-fit ​​groove until the periphery of the snap-fit ​​block can abut against the groove wall of the snap-fit ​​groove, so as to achieve the effect of adjusting the snap-fit ​​block according to the actual situation to adapt to snap-fit ​​grooves of different sizes.

[0025] Optionally, a movable strip is provided at the lower end of the snap-fit ​​block, and a movable groove is provided on the mounting bracket for the movable strip to slide vertically. The positioning element is a positioning block provided on the side wall of the movable strip. An adjustment groove is provided on the groove wall for the positioning block to slide, and a plurality of positioning grooves are provided on the side wall of the adjustment groove for the positioning block to rotate and snap into.

[0026] By adopting the above technical solution, when the snap-fit ​​block moves vertically, the moving strip can slide in the moving groove, and the positioning block slides in the adjusting groove. When the snap-fit ​​block slides to the designated position, the positioning block aligns with one of the positioning grooves. At this time, by rotating the moving strip, the positioning block is snapped into the positioning groove, thus completing the fixation of the snap-fit ​​block on the mounting bracket.

[0027] In summary, this application includes at least one of the following beneficial effects:

[0028] 1. The end cap is placed on the mounting bracket. The moving component can deliver the end cap to the glue application tube. The rotating component can make the glue on the end cap evenly applied. Then, the end cap and the tank are placed on the extrusion seat. The extrusion component drives the extrusion block to make the two end caps tightly cover the tank, achieving the effect of easy assembly of activated carbon filter elements.

[0029] 2. Adjust the distance between the sliding block and the mounting block according to the size of the end cap to enable the lifting device to adapt to end caps of different diameters;

[0030] 3. Adjust the height of the locking block according to the size of the locking slot to enable the lifting device to adapt to locking slots of different diameters. Attached Figure Description

[0031] Figure 1 This is a schematic diagram of the overall structure of an activated carbon filter element in the existing technology;

[0032] Figure 2 This is a schematic diagram of the overall structure of this embodiment;

[0033] Figure 3 This is an exploded view of the end cap and mounting bracket in this embodiment;

[0034] Figure 4 This is a cross-sectional view of the mounting bracket in this embodiment;

[0035] Figure 5 yes Figure 4 Enlarged view of point A in the middle;

[0036] Figure 6 This is an exploded schematic diagram of the compression seat and the tank in this embodiment.

[0037] Explanation of reference numerals in the attached drawings: 1. Tank body; 11. Insertion groove; 12. Ring groove; 2. End cover; 21. Insertion block; 22. Protruding ring; 23. Snap-fit ​​groove; 3. Workbench; 31. Sliding groove; 32. Adjustment groove; 4. Glue application pipe; 5. Glue application seat; 51. Mounting groove; 52. Upright; 53. Mounting plate; 6. Extrusion seat; 61. Upright frame; 62. Extrusion block; 63. Placement block; 7. Mounting frame; 71. Mounting block; 711. Movable groove; 712. Tension spring groove; 713. Translation groove; 714. Moving groove; 715. Adjustment groove; 716. Positioning groove; 72 721. Sliding block; 73. Baffle plate; 74. Connecting rod; 75. Abutment plate; 8. Control assembly; 81. Control ring; 811. Guide slope; 82. Control bar; 9. Elastic element; 91. Reset tension spring; 41. Snap block; 42. Moving bar; 43. Positioning element; 431. Positioning block; 44. Rotating element; 441. Rotary motor; 45. Moving assembly; 451. Moving cylinder; 4511. Moving cylinder body; 4512. Moving piston rod; 46. Extrusion assembly; 461. Extrusion cylinder; 4611. Extrusion cylinder body; 4612. Extrusion piston rod. Detailed Implementation

[0038] The following is combined with Figure 2-6 This application is described in further detail.

[0039] This application discloses an adhesive coating device for the end caps of activated carbon filter cartridges.

[0040] Reference Figure 2 and Figure 3 The activated carbon filter cartridge end cap coating device includes a workbench 3, a coating pipe 4, a coating seat 5, and an extrusion seat 6. The coating pipe 4, coating seat 5, and extrusion seat 6 are all mounted on the workbench 3. In this embodiment, the coating seat 5 is elongated. A sliding groove 31 is provided on the workbench 3 for the coating seat 5 to move horizontally. Two mounting brackets 7 are mounted on the coating seat 5, and mounting grooves 51 are provided on the coating seat 5 for placing the mounting brackets 7. The two mounting brackets 7 are located on opposite sides of the length of the coating seat 5. The mounting bracket 7 includes a mounting block 71 and several sliding blocks 72 disposed on the outer periphery of the mounting block 71. In this embodiment, four sliding blocks 72 are provided.

[0041] Reference Figure 4 and Figure 5A control component 8 is also installed on the mounting bracket 7. The control component 8 includes a control ring 81 and control strips 82 corresponding to the sliding blocks 72. The control strips 82 are welded to the side of the sliding block 72 near the mounting block 71. An active groove 711 is provided on the outer periphery of the mounting block 71 for the control strips 82 to slide horizontally. With the cooperation of the control strips 82 and the active groove 711, the sliding block 72 can slide towards or away from the mounting block 71. In this embodiment, the mounting block 71 is cylindrical, and the control ring 81 is threaded to the outer periphery of the mounting block 71. A guide slope 811 is provided on the control ring 81.

[0042] Reference Figure 4 and Figure 5 By rotating the control ring 81, the control ring 81 is raised, and the guide slope 811 abuts against the sliding block 72. Under the action of the guide slope 811, the control bar 82 drives the sliding block 72 to move away from the mounting block 71 until the end cover 2 can be properly inserted into the mounting bracket 7.

[0043] Reference Figure 4 and Figure 5 An elastic element 9, which is a return spring 91, is also installed on the mounting bracket 7. A spring groove 712 for placing the return spring 91 is provided on the side of the mounting block 71 near the sliding block 72. One end of the return spring 91 abuts against the sliding block 72, and the other end abuts against the bottom of the spring groove 712. When the sliding block 72 moves to the designated position, under the action of the tension of the return spring 91, the sliding block 72 will slide towards the mounting block 71. With the cooperation of the guide slope 811 and the return spring 91, the sliding block 72 is fixed on the mounting block 71.

[0044] Reference Figure 4 and Figure 5 The mounting bracket 7 is also provided with a snap-fit ​​block 41. The cross-sectional area of ​​the snap-fit ​​block 41 gradually increases from top to bottom. In this embodiment, the snap-fit ​​block 41 is frustum-shaped. A translation groove 713 is provided on the upper surface of the mounting block 71 for the snap-fit ​​block 41 to slide vertically. A moving strip 42 is welded to the lower end of the snap-fit ​​block 41. A moving groove 714 is provided at the bottom of the translation groove 713 for the moving strip 42 to slide vertically. The moving strip 42 extends out of the lower end of the mounting block 71.

[0045] Reference Figure 4 and Figure 5 By pushing and pulling the moving bar 42, the snap-fit ​​block 41 can be moved vertically on the mounting block 71. Since the end cap 2 is placed at the upper end of the mounting block 71, the end cap 2 has a snap-fit ​​groove 23 on the side close to the mounting block 71. The cross-section of the snap-fit ​​block 41 gradually increases during the rising process until the snap-fit ​​block 41 is just snapped on the groove wall of the snap-fit ​​groove 23.

[0046] Reference Figure 4 and Figure 5 A positioning component 43 is also installed on the mounting frame 7. The positioning component 43 is a positioning block 431 welded to the side wall of the moving strip 42. An adjustment groove 715 is provided on the mounting block 71 for the positioning block 431 to slide vertically. Several positioning grooves 716 are provided on the groove wall of the adjustment groove 715 for the positioning block 431 to rotate and be inserted into. The several positioning grooves 716 are evenly arranged in the vertical direction.

[0047] Reference Figure 4 and Figure 5 As the moving strip 42 slides within the mounting block 71, the positioning block 431 slides within the adjustment groove 715 until the locking block 41 slides to the designated position. Then, the positioning block 431 is rotated to lock into the positioning groove 716. At this point, the locking block 41 cannot move vertically, thus achieving the fixing effect of the locking block 41 on the mounting block 71.

[0048] Reference Figure 4 and Figure 5 To facilitate the rotation of the positioning block 431, the moving bar 42 is in the shape of a round rod.

[0049] Reference Figure 4 A rotating component 44, which is a rotary motor 441, is also installed on the glue application base 5. A mounting plate 53 is installed at the lower end of the glue application base 5. The mounting plate 53 is connected to the glue application base 5 by several uprights 52. The rotary motor 441 is fixedly installed on the mounting plate 53. The mounting bracket 7 also includes two connecting rods 73 located at the lower end of the mounting block 71. An abutment plate 74 is welded between the two connecting rods 73. The output shaft of the rotary motor 441 is welded to the abutment plate 74.

[0050] Reference Figure 4 and Figure 5 Start the rotary motor 441. The output shaft of the rotary motor 441 drives the abutment plate 74 to rotate. Under the action of the connecting rod 73 and the snap-fit ​​block 41 on the mounting block 71, the end cover 2 can rotate.

[0051] Reference Figure 4 and Figure 5 In order to prevent the end cap 2 from flying out of the mounting block 71 during rotation, a baffle 721 is provided on the side of the sliding block 72 away from the mounting block 71. During the rotation of the end cap 2, the baffle 721 can lock the end cap 2.

[0052] Reference Figure 2 In order to facilitate the control of the components on the mounting bracket 7, an adjustment slot 32 is provided on the worktable 3.

[0053] Reference Figure 2A moving assembly 45 is also installed on the workbench 3. The moving assembly 45 is a moving cylinder 451. The moving cylinder 451 includes a moving cylinder body 4511 and a moving piston rod 4512. The moving cylinder body 4511 is fixedly installed on the side wall of the mounting groove 51 near the glue application tube 4. The side of the moving piston rod 4512 away from the moving cylinder body 4511 is set on the glue application seat 5.

[0054] Reference Figure 2 Start the moving cylinder 451, and the moving piston rod 4512 can drive the glue applicator 5 to move towards the glue applicator tube 4 until the opening of the glue applicator tube 4 is aligned with the end cap 2.

[0055] Reference Figure 6 The extrusion seat 6 includes a stand 61, an extrusion block 62, and a placement block 63. The placement block 63 is installed at the lower end of the stand 61, and the extrusion block 62 is located at the upper end of the placement block 63. The placement block 63 can be inserted into the snap-fit ​​groove 23. An extrusion assembly 46 is also installed on the extrusion seat 6.

[0056] Reference Figure 6 The extrusion assembly 46 is an extrusion cylinder 461. The extrusion cylinder 461 includes an extrusion cylinder body 4611 disposed on the extrusion seat 6 and an extrusion piston rod 4612 extending downward. The side of the extrusion piston rod 4612 away from the extrusion cylinder body 4611 is welded to the extrusion block 62.

[0057] Reference Figure 6 Install the two end caps 2 on the tank body 1 respectively, and then place the tank body 1 vertically. The snap-fit ​​groove 23 on one of the end caps 2 snaps into the placement block 63. Then start the extrusion cylinder 461. The extrusion piston rod 4612 drives the extrusion block 62 to move closer to the end cap 2 until the extrusion block 62 tightly covers the end cap 2 on the tank body 1.

[0058] The implementation principle of the activated carbon filter element end cap adhesive coating device in this application embodiment is as follows:

[0059] Before assembling the activated carbon filter element, rotate the control ring 81. Under the action of the guide slope 811, the sliding block 72 can move away from the mounting block 71 until the end cap 2 can be placed on the upper end of the mounting block 71 and the sliding block 72. Then, control the moving bar 42 so that the locking block 41 can be locked into the wall of the locking groove 23. Rotate the moving bar 42 so that the positioning block 431 is locked into the positioning groove 716, completing the adjustment of the mounting frame 7. This achieves the effect of improving the device to adapt to end caps 2 of different diameters and locking grooves 23 of different diameters.

[0060] Then, the two end caps 2 are installed on both sides of the glue application base 5, the snap-fit ​​block 41 is snapped into the snap-fit ​​groove 23, the moving cylinder 451 is started, the moving piston rod 4512 drives the glue application base 5 to move closer to the glue application tube 4 until the opening of the glue application tube 4 is aligned with the end cap 2, the rotary motor 441 is started, the output shaft of the rotary motor 441 drives the mounting bracket 7 to rotate, so that the glue can enter the inner side of the convex ring 22 evenly.

[0061] Then remove the end cap 2 and place it on both sides of the length of the tank body 1. Place the tank body 1 and the end cap 2 on the extrusion seat 6 using the placement block 63. Start the extrusion cylinder 461 so that the extrusion piston rod 4612 drives the extrusion block 62 to tighten the two end caps 2 on the tank body 1, thus achieving the effect of easy assembly of activated carbon filter elements.

[0062] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A device for applying adhesive to the end caps of an activated carbon filter element, characterized in that: The system includes a workbench (3), a glue applicator (4), a glue applicator seat (5), and a pressing seat (6). A snap-fit ​​groove (23) is provided on the side of the end cap (2) away from the tank body (1). The glue applicator (4), the glue applicator seat (5), and the pressing seat (6) are all mounted on the workbench (3). Two mounting brackets (7) are provided on the glue applicator seat (5), and each mounting bracket (7) has a snap-fit ​​block (41) that can be inserted into the snap-fit ​​groove (23). The glue applicator seat (5) also has... A rotating component (44) controls the rotation of the mounting bracket (7), a moving component (45) is provided on the worktable (3) to control the mounting bracket (7) to slide towards or away from the adhesive tube (4), the extrusion seat (6) includes an extrusion block (62) and a placement block (63), a fixing block is provided on the placement seat to be able to be engaged in the snap-fit ​​groove (23), and an extrusion component (46) is provided on the extrusion seat (6) to control the extrusion block (62) to slide vertically.

2. The activated carbon filter element end cap adhesive coating device according to claim 1, characterized in that: The moving component (45) is a moving cylinder (451), which includes a moving cylinder body (4511) disposed on the worktable (3) and a moving piston rod (4512) extending in the horizontal direction. The side of the moving piston rod (4512) away from the moving cylinder body (4511) is disposed on the glue application seat (5).

3. The activated carbon filter element end cap adhesive coating device according to claim 1, characterized in that: The extrusion assembly (46) is an extrusion cylinder (461), which includes an extrusion cylinder body (4611) disposed on the extrusion seat (6) and an extrusion piston rod (4612) extending downward. The side of the extrusion piston rod (4612) away from the extrusion cylinder body (4611) is disposed on the extrusion block (62).

4. The activated carbon filter element end cap adhesive coating device according to claim 1, characterized in that: The rotating component (44) is a rotary motor (441) mounted on the glue application base (5), and the output shaft of the rotary motor (441) is mounted on the mounting bracket (7).

5. The activated carbon filter element end cap adhesive coating device according to claim 1, characterized in that: The mounting bracket (7) includes a mounting block (71) and a plurality of sliding blocks (72) disposed on the outer periphery of the mounting block (71). The mounting block (71) is provided with an elastic element (9) for controlling the sliding blocks (72) to slide away from the mounting block (71). The mounting block (71) is also provided with a control component (8) for controlling the sliding blocks (72) to slide away from the mounting block (71).

6. The activated carbon filter element end cap adhesive coating device according to claim 5, characterized in that: The control assembly (8) includes a control ring (81) threadedly connected to the outer periphery of the mounting block (71) and a control bar (82) disposed on the side of the sliding block (72) near the mounting block (71). The control bar (82) slides on the mounting block (71). The control ring (81) is provided with a guide slope (811) that causes the sliding block (72) to slide away from the control ring (81) when the control ring (81) moves upward.

7. The activated carbon filter element end cap adhesive coating device according to claim 5, characterized in that: The elastic element (9) is a reset spring (91). The outer periphery of the mounting block (71) is provided with a spring groove (712) for placing the reset spring (91). One end of the reset spring (91) abuts against the sliding block (72), and the other end of the reset spring (91) abuts against the bottom of the spring groove (712).

8. The activated carbon filter element end cap adhesive coating device according to claim 5, characterized in that: A baffle plate (721) is provided on the side of the sliding block (72) away from the mounting block (71).

9. The activated carbon filter element end cap adhesive coating device according to claim 1, characterized in that: The cross-sectional area of ​​the snap-fit ​​block (41) gradually increases from top to bottom. The snap-fit ​​block (41) can slide vertically on the mounting frame (7). The mounting frame (7) is provided with a positioning member (43) to fix the snap-fit ​​block (41).

10. The activated carbon filter element end cap adhesive coating device according to claim 9, characterized in that: A movable strip (42) is provided at the lower end of the snap-fit ​​block (41). A movable groove (714) is provided on the mounting bracket (7) for the movable strip (42) to slide vertically. The positioning element (43) is a positioning block (431) provided on the side wall of the movable strip (42). An adjustment groove (715) is provided on the groove wall of the movable groove (714) for the positioning block (431) to slide. A plurality of positioning grooves (716) are provided on the side wall of the adjustment groove (715) for the positioning block (431) to rotate and snap into.