Multi-seal regulating valve

Abstract

The utility model belongs to the technical field of regulating valves, and particularly relates to a multi-sealing regulating valve which comprises a regulating valve body and a connecting pipeline, a water through hole is formed in the regulating valve body, a threaded rod and two groups of sealing assemblies are arranged in the water through hole, and regulating grooves are formed in the water through hole and correspond to the centers of the two groups of sealing assemblies. The water inlet pipe is fixedly installed at the bottom of one side of the adjusting valve body and communicated with the water through hole, the water outlet pipe is fixedly installed at the top of the other side of the adjusting valve body and communicated with the water through hole, and the ends, away from the adjusting valve body, of the water inlet pipe and the water outlet pipe are connected with the connecting pipeline. And during closing, a rotating handle is rotated, a threaded rod is driven to rotate, sealing plates are made to move, the corresponding sides of every two sets of sealing plates are attached to the two sides of a water baffle, the water baffle is closed, sealing rings are clamped into closing grooves, and the leakproofness between the water baffle and the sealing plates is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of regulating valves, in particular to a multi-sealed regulating valve. Background Art

[0002] The regulating valve, also known as the control valve, is the final control element in the field of industrial automation process control. It receives the control signal output by the regulating control unit and uses power operation to change the process parameters such as medium flow, pressure, temperature, and liquid level.

[0003] The prior art has the following deficiencies: the prior art "a multi-seal regulating valve" with publication number CN219606109U "includes a connecting pipe, a regulating shell connected to the inside is fixedly arranged at the circumferential middle end of the connecting pipe, a rotating rod is rotatably arranged at the top inner wall and the bottom inner wall center of the regulating shell through a bearing, a rotating button fixedly installed at the top center of the regulating shell and connected to the rotating rod, a connecting plate is fixedly installed at one circumferential end of the rotating rod, and a water baffle arranged in an arc shape is fixedly installed at one end of the connecting plate away from the rotating rod";

[0004] When the above-mentioned device is in use, the rotation of the rotating rod is controlled by turning the knob, thereby adjusting the rotation angle of the water baffle. The valve can be opened by retracting the device into the receiving plate shell, or it can be set perpendicular to the connecting pipe to close the valve. The setting of the sealing strip can prevent water from seeping out from the bottom and top of the water baffle, and the setting of the closing strip can prevent water from seeping out from the gap in the receiving plate shell, thereby improving the sealing performance of the device. However, when it is used to transport gas or liquid, the sealing of the connection between the regulating valve and the water pipe or gas pipe is relatively low, which can easily lead to overflow. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a multi-seal regulating valve to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-seal regulating valve, comprising a regulating valve body and a connecting pipe, a water through hole is opened inside the regulating valve body, a threaded rod and two groups of sealing components are arranged inside the water through hole, an adjusting groove is opened inside the water through hole corresponding to the center of the two groups of sealing components, a water inlet pipe is fixedly installed on the bottom of one side of the regulating valve body and is connected to the water through hole, a water outlet pipe is fixedly installed on the top of the other side of the regulating valve body and is connected to the water through hole, the ends of the water inlet pipe and the water outlet pipe away from the regulating valve body are respectively connected to the connecting pipe, and the interiors of the water inlet pipe and the water outlet pipe are respectively provided with fixing components.

[0007] As a preferred technical solution of the utility model, the top of the threaded rod extends to the top of the regulating valve body and a rotating handle is fixedly installed. The threaded rod is composed of four groups of bidirectional threaded rods, and every two groups of bidirectional threaded rods are symmetrically arranged.

[0008] As a preferred technical solution of the utility model, a first sealing rubber ring is fixedly installed at the center of the rotating handle corresponding to the contact between the rotating handle and the regulating valve body, and a rubber ring groove is provided at the position of the regulating valve body corresponding to the first sealing rubber ring.

[0009] As a preferred technical solution of the utility model, the sealing assembly includes a water baffle and a sealing plate. The water baffle is conically arranged and fixedly installed on the inner wall of the water hole. The sealing plate is provided with two groups and is adapted to the water baffle. The two groups of sealing plates are symmetrically arranged corresponding to the positions of the water baffle and are threadedly installed on the threaded rod.

[0010] As a preferred technical solution of the utility model, second sealing rubber rings are fixedly installed at the upper and lower ends of the water retaining plate, and closed grooves are opened at the positions of the second sealing rubber rings on the corresponding sides of the two groups of sealing plates.

[0011] As a preferred technical solution of the utility model, fixed plates are respectively fixedly installed inside the water inlet pipe and the water outlet pipe, a first sealing ring is fixedly installed on the side of the fixed plate away from the regulating valve body, a second sealing ring is fixedly installed on the outer side of the fixed plate corresponding to the first sealing ring, and grooves matching the first sealing ring are respectively opened at one end of the connecting pipe close to the regulating valve body.

[0012] As a preferred technical solution of the utility model, the fixing assembly includes fixing bolts and positioning plates. The fixing bolts are installed on the water inlet pipe and the water outlet pipe with equidistantly distributed threads and extend to the inside. The positioning plate is arc-shaped and fixedly installed on the fixing bolts.

[0013] Compared with the prior art, the utility model provides a multi-seal regulating valve, which has the following beneficial effects:

[0014] 1. This multi-seal regulating valve is provided with a sealing assembly. When closing, the threaded rod is driven to rotate by turning the rotating handle, and the sealing plate is moved, so that the corresponding side of each two sets of sealing plates are fitted with the two sides of the water baffle plate to make it closed, and the sealing ring is stuck into the inside of the closing groove, thereby increasing the airtightness between the water baffle plate and the sealing plate.

[0015] 2. This multi-sealed regulating valve, by placing the connecting pipes into the water inlet pipe and the water outlet pipe respectively, making the ends of the connecting pipes fit with the fixed plate, and making the second sealing ring snap into the groove, and at the same time squeezing the first sealing ring, the connection between the water outlet pipe and the connecting pipe is closed, thereby increasing the airtightness of the connection between the water inlet pipe, the water outlet pipe and the connecting pipe to prevent overflow. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 A structural diagram;

[0019] Figure 4 It is a schematic diagram of the structure of the utility model.

[0020] In the figure: 1. regulating valve body; 2. water hole; 3. threaded rod; 4. rotating handle; 5. first sealing rubber ring; 6. rubber ring groove; 7. sealing assembly; 8. adjusting groove; 9. water baffle plate; 10. sealing plate; 11. second sealing rubber ring; 12. closing groove; 13. water inlet pipe; 14. water outlet pipe; 15. connecting pipe; 16. fixing plate; 17. first sealing ring; 18. second sealing ring; 19. fixing bolt; 20. positioning plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4In this embodiment: a multi-sealed regulating valve includes a regulating valve body 1 and a connecting pipe 15, a water through hole 2 is opened inside the regulating valve body 1, a threaded rod 3 and two sets of sealing components 7 are arranged inside the water through hole 2, and the interior of the regulating valve body 1 is multi-sealed; an adjusting groove 8 is opened inside the water through hole 2 corresponding to the center of the two sets of sealing components 7, an inlet pipe 13 is fixedly installed at the bottom of one side of the regulating valve body 1 and is connected to the water through hole 2, a water outlet pipe 14 is fixedly installed at the top of the other side of the regulating valve body 1 and is connected to the water through hole 2, the ends of the inlet pipe 13 and the outlet pipe 14 away from the regulating valve body 1 are respectively connected to the connecting pipe 15, and the inlet pipe 13 and the outlet pipe 14 are respectively provided with fixing components inside to fix the connecting pipe 15.

[0023] In this embodiment, the top of the threaded rod 3 extends to the top of the regulating valve body 1 and is fixedly installed with a rotating handle 4. The threaded rod 3 is composed of four groups of bidirectional threaded rods, and each two groups of bidirectional threaded rods are symmetrically arranged; the rotating handle 4 corresponds to the center of the rotating handle 4 in contact with the regulating valve body 1 and is fixedly installed with a first sealing rubber ring 5. The regulating valve body 1 is provided with a rubber ring groove 6 at a position corresponding to the first sealing rubber ring 5. The airtightness between the threaded rod 3 and the regulating valve body 1 is increased by arranging the first sealing rubber ring 5 and the rubber ring groove 6; the sealing assembly 7 includes a water baffle plate 9 and a sealing plate 10. The water baffle plate 9 is conically arranged and fixedly installed on the inner wall of the water through hole 2. The sealing plate 10 is provided with two groups, and Matching with the water baffle plate 9, two groups of sealing plates 10 are symmetrically arranged corresponding to the positions of the water baffle plate 9 and are threadedly installed on the threaded rod 3. Turning the rotating handle 4 drives the threaded rod 3 to rotate and moves the sealing plate 10 so that the corresponding side of each two groups of sealing plates 10 fits with the two sides of the water baffle plate 9 to close it. By setting multiple groups of sealing plates 10, multiple seals can be performed on the inside of the regulating valve body 1 to prevent overflow when closing; the second sealing rubber ring 11 is fixedly installed on the upper and lower ends of the water baffle plate 9, and the corresponding sides of the two groups of sealing plates 10 are respectively provided with closing grooves 12 corresponding to the positions of the second sealing rubber rings 11. When the sealing plate 10 moves, the second sealing rubber ring 11 is inserted into the closed groove 12 to increase the airtightness between the water retaining plate 9 and the sealing plate 10; the fixing plates 16 are fixedly installed inside the water inlet pipe 13 and the water outlet pipe 14, and the first sealing ring 17 is fixedly installed on the side of the fixing plate 16 away from the regulating valve body 1, and the second sealing ring 18 is fixedly installed on the outer side of the fixing plate 16 corresponding to the first sealing ring 17, and the connecting pipe 15 is provided with a groove adapted to the first sealing ring 17 at one end close to the regulating valve body 1, and the connecting pipe 15 is respectively placed into the water inlet pipe 13 and the water outlet pipe 14, so that the end of the connecting pipe 15 is aligned with the fixing plate 16 fits together, and the second sealing ring 18 is stuck into the groove, and the first sealing ring 17 is squeezed at the same time, the connection between the outlet pipe 14 and the connecting pipe 15 is closed, and the airtightness of the connection between the inlet pipe 13 and the outlet pipe 14 and the connecting pipe 15 is increased to prevent overflow; the fixing component includes fixing bolts 19 and a positioning plate 20, the fixing bolts 19 are equidistantly threadedly installed on the inlet pipe 13 and the outlet pipe 14, and extend to the inside, the positioning plate 20 is arc-shaped and fixedly installed on the fixing bolts 19, and the positioning plate 20 is driven to move by rotating the fixing bolts 19, so as to fix the connecting pipe 15 and facilitate its installation.

[0024] The working principle and use process of the utility model are as follows: when in use, the connecting pipe 15 is respectively placed into the inside of the water inlet pipe 13 and the water outlet pipe 14, so that the end of the connecting pipe 15 fits with the fixing plate 16, and the second sealing ring 18 is inserted into the inside of the groove, and the first sealing ring 17 is squeezed at the same time to seal the connection between the water outlet pipe 14 and the connecting pipe 15, and then the fixing bolt 19 is rotated to drive the positioning plate 20 to move, so as to fix the connecting pipe 15, and when closing, the rotating handle 4 is rotated to drive the threaded rod 3 to rotate, and the sealing plate 10 is moved, so that the corresponding side of each two groups of sealing plates 10 fits with the two sides of the water baffle plate 9, so that it is closed, and the second sealing rubber ring 11 is inserted into the inside of the closing groove 12, so as to increase the airtightness between the water baffle plate 9 and the sealing plate 10.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multi-seal regulating valve, characterized in that: The invention comprises a regulating valve body (1) and a connecting pipe (15), wherein a water through hole (2) is provided inside the regulating valve body (1), a threaded rod (3) and two sets of sealing components (7) are provided inside the water through hole (2), and a regulating groove (8) is provided inside the water through hole (2) corresponding to the center of the two sets of sealing components (7), a water inlet pipe (13) is fixedly installed at the bottom of one side of the regulating valve body (1) and is connected to the water through hole (2), and a water outlet pipe (14) is fixedly installed at the top of the other side of the regulating valve body (1) and is connected to the water through hole (2), and the ends of the water inlet pipe (13) and the water outlet pipe (14) away from the regulating valve body (1) are respectively connected to the connecting pipe (15), and the insides of the water inlet pipe (13) and the water outlet pipe (14) are respectively provided with fixing components.

2. A multi-seal regulating valve according to claim 1, characterized in that: The top of the threaded rod (3) extends to the top of the regulating valve body (1) and is fixedly mounted with a rotating handle (4); the threaded rod (3) is composed of four groups of bidirectional threaded rods, and every two groups of bidirectional threaded rods are symmetrically arranged.

3. A multi-seal regulating valve according to claim 2, characterized in that: The rotating handle (4) is fixedly mounted with a first sealing rubber ring (5) at the center of the rotating handle (4) and the regulating valve body (1), and the regulating valve body (1) is provided with a rubber ring groove (6) at a position corresponding to the first sealing rubber ring (5).

4. A multi-seal regulating valve according to claim 1, characterized in that: The sealing assembly (7) comprises a water baffle plate (9) and a sealing plate (10); the water baffle plate (9) is conically arranged and fixedly mounted on the inner wall of the water through hole (2); the sealing plate (10) is provided in two groups and is adapted to the water baffle plate (9); the two groups of sealing plates (10) are symmetrically arranged corresponding to the positions of the water baffle plate (9) and are threadedly mounted on the threaded rod (3).

5. A multi-seal regulating valve according to claim 4, characterized in that: The second sealing rubber ring (11) is fixedly mounted on the upper and lower ends of the water retaining plate (9), and the corresponding sides of the two groups of sealing plates (10) are provided with closed grooves (12) at the positions corresponding to the second sealing rubber ring (11).

6. The multi-seal regulating valve according to claim 1, characterized in that: A fixing plate (16) is fixedly installed inside the water inlet pipe (13) and the water outlet pipe (14), respectively; a first sealing ring (17) is fixedly installed on a side of the fixing plate (16) away from the regulating valve body (1); a second sealing ring (18) is fixedly installed on the outer side of the fixing plate (16) corresponding to the first sealing ring (17); and a groove matching the first sealing ring (17) is provided at one end of the connecting pipe (15) close to the regulating valve body (1).

7. The multi-seal regulating valve according to claim 1, characterized in that: The fixing assembly comprises fixing bolts (19) and a positioning plate (20); the fixing bolts (19) are threadedly installed on the water inlet pipe (13) and the water outlet pipe (14) in an equidistant manner and extend to the inside; the positioning plate (20) is arc-shaped and fixedly installed on the fixing bolts (19).

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