Sealing valve for filter element of filter

Abstract

The utility model relates to the technical field of filters, and discloses a sealing valve for a filter element of a filter, the filter is provided with a mounting plate, the bottom wall of the mounting plate is fixedly provided with the filter element, the side wall of the mounting plate is fixedly provided with a fixing plate, the inside of the fixing plate is in threaded connection with a fastening bolt, and the fastening bolt is in threaded connection with the mounting plate. A sealing mechanism is arranged at the bottom of the mounting plate, a convex rod is fixedly mounted on the outer wall of the filter, a clamping mechanism is arranged on the inner wall of the filter, the sliding groove is formed in the bottom wall of the mounting plate, the sliding block is slidably connected with the inner wall of the sliding groove, and one end of the reset spring is fixedly connected with the side wall of the sliding block. According to the sealing valve for the filter element of the filter, the inclined block in the sealing mechanism is extruded by the convex rod in the downward moving process, the inclined block drives the sealing blocks to move towards the direction of the filter element through internal transmission, and finally the two sealing blocks are extruded on the two sides of the filter element for automatic sealing.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a sealing valve for a filter element. Background Art

[0002] The filter head can guide a fluid (e.g., liquid, water, etc.) through a removable filter. The filter can be formed to remove contaminants such as solids as the liquid passes through the filter. In particular, the filter can be used to remove solid contaminants from the liquid as the liquid passes through the filter.

[0003] The interface of the filter needs to be sealed during use, and the existing filter needs to install a sealing valve by fixed welding when in use. When the filter element needs to be disassembled, it is cumbersome and needs to be disassembled and then welded again. In view of this, we need a sealing valve for the filter element. Utility Model Content

[0004] The utility model aims to provide a sealing valve for a filter element to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a sealing valve for a filter element, used for a filter, the filter is provided with a mounting plate, a filter element is fixedly mounted on the bottom wall of the mounting plate, a fixing plate is fixedly mounted on the side wall of the mounting plate, the internal thread of the fixing plate is connected with a fastening bolt, a sealing mechanism is provided at the bottom of the mounting plate, a convex rod is fixedly mounted on the outer wall of the filter, a clamping mechanism is provided on the inner wall of the filter, and the sealing mechanism includes:

[0006] A slide groove, wherein the slide groove is provided on the bottom wall of the mounting plate;

[0007] A slider, the slider being slidably connected to the inner wall of the slide groove;

[0008] A return spring, one end of which is fixedly connected to the side wall of the slide block, and the other end of which is fixedly connected to the inner wall of the slide groove.

[0009] Preferably, an inclined block is fixedly mounted on the bottom wall of the sliding block, the bottom of the inclined block is in an inclined surface shape, and a sealing block is fixedly mounted on the outer wall of the inclined block.

[0010] Preferably, the clamping mechanism comprises a bent plate, and the bent plate is fixedly mounted on the inner wall of the filter.

[0011] Preferably, a slide plate is provided on the outer wall of the bent plate, the slide plate is hinged to one end of the support rod, and the other end of the support rod is hinged to the extrusion plate.

[0012] Preferably, the outer wall of the slide plate is hinged to one end of a tension spring, and the other end of the tension spring is hinged to the outer wall of the support rod.

[0013] Preferably, the outer wall of the slide plate is fixedly connected to one end of a connecting rod, and a clamping plate is fixedly connected to the other end of the connecting rod.

[0014] Compared with the prior art, the utility model provides a sealing valve for a filter element, which has the following beneficial effects:

[0015] 1. The sealing valve of the filter element is squeezed by the convex rod during the downward movement of the inclined block in the sealing mechanism. The inclined block drives the sealing block to move toward the filter element through internal transmission, and finally the two sealing blocks are squeezed on both sides of the filter element for automatic sealing.

[0016] 2. The filter element sealing valve is squeezed by the filter element through the squeezing plate in the clamping mechanism, so that the squeezing plate moves downward to pull the end of the support rod, and finally the two clamping plates clamp the filter element in the middle so that the filter element is stably installed inside the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall front view structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0019] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure in the middle;

[0020] Figure 4 For this utility model Figure 2 Middle B is an enlarged schematic diagram of the structure;

[0021] Figure 5 For this utility model Figure 4 Enlarged schematic diagram of the C structure in the middle.

[0022] In the figure: 1. filter; 2. mounting plate; 3. filter element; 4. fixing plate; 5. fastening bolts; 6. sealing mechanism; 61. slide groove; 62. slider; 63. return spring; 64. inclined block; 65. sealing block; 7. convex rod; 8. clamping mechanism; 81. bent plate; 82. slide plate; 83. support rod; 84. extrusion plate; 85. tension spring; 86. connecting rod; 87. clamping plate. DETAILED DESCRIPTION

[0023] like Figure 1-Figure 5As shown, the utility model provides a technical solution: a sealing valve for a filter element, which is used for a filter 1, a mounting plate 2 is provided on the filter 1, a filter element 3 is fixedly installed on the bottom wall of the mounting plate 2, the filter element 3 is driven to move toward the inside of the filter 1 for installation by pushing the mounting plate 2, a fixing plate 4 is fixedly installed on the side wall of the mounting plate 2, the internal thread of the fixing plate 4 is connected with a fastening bolt 5, the mounting plate 2 is fixedly installed on the outer wall of the filter 1 by the fastening bolt 5, a sealing mechanism 6 is provided at the bottom of the mounting plate 2, a convex rod 7 is fixedly installed on the outer wall of the filter 1, and a clamping mechanism 8 is provided on the inner wall of the filter 1.

[0024] In this embodiment, a sealing mechanism 6 is provided at the bottom of the mounting plate 2. The inclined block 64 in the sealing mechanism 6 is squeezed by the protruding rod 7 during the downward movement. The inclined block 64 drives the sealing block 65 to move toward the direction of the filter element 3 through internal transmission. Finally, the two sealing blocks 65 are squeezed on both sides of the filter element 3 for automatic sealing.

[0025] In this embodiment, a clamping mechanism 8 is provided on the inner wall of the filter 1. The extrusion plate 84 in the clamping mechanism 8 is squeezed by the filter element 3, so that the extrusion plate 84 moves downward to pull the end of the support rod 83. Finally, the two clamping plates 87 clamp the middle filter element 3 so that the filter element 3 is stably installed inside the filter 1.

[0026] The sealing mechanism 6 includes a slide groove 61, which is provided on the bottom wall of the mounting plate 2, a slider 62 is slidably connected to the inner wall of the slide groove 61, a side wall of the slider 62 is fixedly connected to one end of a return spring 63, and the other end of the return spring 63 is fixedly connected to the inner wall of the slide groove 61, an inclined block 64 is fixedly installed on the bottom wall of the slider 62, and the bottom of the inclined block 64 is in an inclined surface shape, the convex rod 7 squeezes the inclined surface of the inclined block 64, so that the inclined block 64 drives the sealing block 65 to move in the direction of the filter element 3, and a sealing block 65 is fixedly installed on the outer wall of the inclined block 64, and the two sealing blocks 65 are squeezed on both sides of the filter element 3 for sealing.

[0027] The above-mentioned clamping mechanism 8 includes a bent plate 81, which is fixedly mounted on the inner wall of the filter 1. A slide plate 82 is arranged on the outer wall of the bent plate 81. The slide plate 82 is hinged to one end of the support rod 83. The end of the support rod 83 is pulled, and through the hinge between the support rod 83 and the slide plate 82, the slide plate 82 drives the clamping plate 87 connected to the end of the connecting rod 86 to move leftward. The other end of the support rod 83 is hinged to the extrusion plate 84. The filter element 3 moves downward to squeeze the extrusion plate 84, so that the extrusion plate 84 pulls the end of the support rod 83 to move downward. The outer wall of the slide plate 82 is hinged to one end of the tension spring 85, and the other end of the tension spring 85 is hinged to the outer wall of the support rod 83. The outer wall of the slide plate 82 is fixedly connected to one end of the connecting rod 86, and the other end of the connecting rod 86 is fixedly connected with a clamping plate 87. The two clamping plates 87 clamp the filter element 3 in the middle to make the installation more stable.

[0028] During operation (or use), during installation, the filter element 3 is driven to move toward the inside of the filter 1 by pushing the mounting plate 2, and then the filter element 3 moves downward to squeeze the squeezing plate 84, so that the squeezing plate 84 moves downward, and then the end of the support rod 83 is pulled downward by the squeezing plate 84, and then the support rod 83 and the slide plate 82 are hinged, so that the slide plate 82 drives the clamping plate 87 fixedly connected to the end of the connecting rod 86 to move to the left, and finally the two clamping plates 87 clamp the middle filter element 3, and at the same time, the inclined block 64 is driven downward by the mounting plate 2 to be squeezed by the convex rod 7, and then the convex rod 7 squeezes the inclined surface of the inclined block 64, so that the inclined block 64 drives the sealing block 65 to move toward the direction of the filter element 3, and then the two sealing blocks 65 are squeezed on both sides of the filter element 3 for sealing, and finally the mounting plate 2 is fixedly installed on the outer wall of the filter 1 by the fastening bolts 5, and then the installation of the filter element 3 is completed.

[0029] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A sealing valve for a filter element, used for a filter (1), wherein a mounting plate (2) is provided on the filter (1), and a filter element (3) is fixedly mounted on the bottom wall of the mounting plate (2), characterized in that: A fixing plate (4) is fixedly mounted on the side wall of the mounting plate (2), a fastening bolt (5) is connected to the internal thread of the fixing plate (4), a sealing mechanism (6) is provided at the bottom of the mounting plate (2), a convex rod (7) is fixedly mounted on the outer wall of the filter (1), a clamping mechanism (8) is provided on the inner wall of the filter (1), and the sealing mechanism (6) comprises: A slide groove (61), wherein the slide groove (61) is formed on the bottom wall of the mounting plate (2); A sliding block (62), wherein the sliding block (62) is slidably connected to the inner wall of the sliding groove (61); A return spring (63), one end of the return spring (63) being fixedly connected to the side wall of the slider (62), and the other end of the return spring (63) being fixedly connected to the inner wall of the slide groove (61).

2. A sealing valve for a filter element according to claim 1, characterized in that: An inclined block (64) is fixedly mounted on the bottom wall of the sliding block (62); the bottom of the inclined block (64) is in the shape of an inclined surface; and a sealing block (65) is fixedly mounted on the outer wall of the inclined block (64).

3. A sealing valve for a filter element according to claim 1, characterized in that: The clamping mechanism (8) comprises a bent plate (81), and the bent plate (81) is fixedly mounted on the inner wall of the filter (1).

4. A sealing valve for a filter element according to claim 3, characterized in that: A slide plate (82) is provided on the outer wall of the bent plate (81), the slide plate (82) is hinged to one end of a support rod (83), and the other end of the support rod (83) is hinged to an extrusion plate (84).

5. A sealing valve for a filter element according to claim 4, characterized in that: The outer wall of the slide plate (82) is hinged to one end of a tension spring (85), and the other end of the tension spring (85) is hinged to the outer wall of the support rod (83).

6. A sealing valve for a filter element according to claim 5, characterized in that: The outer wall of the slide plate (82) is fixedly connected to one end of a connecting rod (86), and a clamping plate (87) is fixedly connected to the other end of the connecting rod (86).

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