Vacuum booster valve body mounting structure

Abstract

The utility model relates to the field of valve body installation, and discloses a vacuum booster valve body installation structure which comprises a valve body, a connecting ring is fixedly connected to the inner wall of the valve body, a valve rod is connected into the valve body in a penetrating mode, and a connecting disc is fixedly connected to the side, close to the connecting ring, of the valve rod. A plurality of springs are arranged on the side, opposite to the connecting ring, of the connecting disc in an annular array mode, the outer wall of the valve rod is fixedly sleeved with a silica gel sealing sleeve, a plurality of round groove holes are transversely formed in the inner wall of the valve body, and the outer wall of the silica gel sealing sleeve is attached to the interiors of the round groove holes in a sealed mode. The valve is easy to use, gas and liquid can push the valve rod to move for circulation through pressure, the valve rod can be rapidly reset through elastic force of the springs to block the interior of the valve body, therefore, the liquid and the gas are controlled, and residues in the valve body can be released and simply cleaned by pulling out the two sealing plugs.

Description

Technical Field

[0001] The utility model relates to the field of valve body installation, in particular to a vacuum booster valve body installation structure. Background Art

[0002] The utility model with authorization announcement number: CN205854124U discloses a vacuum booster valve body installation structure, including a rear shell body, a control valve assembly, and a connecting cover. The connecting cover is a cylinder. The control valve assembly includes a force transmission head, a valve body, and a push rod. A protrusion is provided at the root of the rear shell body, and a groove corresponding to the protrusion is provided inside the connecting cover. The outer diameter of the connecting cover is larger than the outer diameter of the root of the rear shell body. The connecting cover is connected to the rear shell body, and the force transmission head extends out of the rear end of the connecting cover. The valve body is arranged in the connecting cover, and a gap is provided between the inner side of the connecting cover and the outer side of the valve body. An elastic part is provided between the outer side of the valve body and the inner side of the rear shell body. A locking nut is provided at the connection between the force transmission head and the connecting cover. The utility model has a simple structure, the protrusion and the groove are rotatably matched, the valve body has good stability, and the installation is convenient.

[0003] The above utility model patent adopts a multi-directional flow design, which cannot stop the flow of gas or liquid in time, which is not conducive to the control of liquid and gas. Therefore, technicians in this field provide a vacuum booster valve body installation structure to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a vacuum booster valve body installation structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vacuum booster valve body installation structure, including a valve body, a connecting ring is fixedly connected to the inner wall of the valve body, a valve stem is connected through the valve body, a connecting disk is fixedly connected to the side of the valve stem close to the connecting ring, a plurality of springs are arranged in a circular array on the side opposite to the connecting disk and the connecting ring, a silicone sealing sleeve is provided on the outer wall fixing sleeve of the valve stem, a plurality of circular groove holes are arranged horizontally on the inner wall of the valve body, the outer wall of the silicone sealing sleeve is sealed in the circular groove holes, and the two ends of the valve body are respectively connected with a liquid inlet pipe and a liquid outlet pipe.

[0006] As a further solution of the utility model: a plurality of annular protrusions are arranged horizontally on the outer wall of the silicone sealing sleeve, and the annular protrusions are sealed and fitted in the circular groove holes.

[0007] As a further solution of the utility model: a second sealing ring is embedded in the liquid inlet pipe, and threads are arranged on the inner walls of the liquid outlet pipe and the liquid inlet pipe.

[0008] As a further solution of the utility model: two opening connection blocks are connected on the outer wall of the valve body, and sealing plugs are sealed and inserted in the two opening connection blocks.

[0009] As a further solution of the utility model: a connecting rod is fixedly connected to the side of the valve stem away from the spring, and a filter plate is fixedly sleeved on the outer wall of the connecting rod.

[0010] As a further solution of the utility model: a circular plate is fixedly sleeved on the outer wall of the liquid outlet pipe, a first sealing ring is sleeved on the outer wall of the liquid outlet pipe, and a plurality of through holes are arranged in an annular manner on one side of the first sealing ring and the circular plate.

[0011] As a further solution of the utility model: the connecting ring is located on one side of the valve stem, and the connecting ring is located between the valve stem and the liquid outlet pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] Liquid and gas can enter the valve body from the liquid inlet pipe. After the liquid enters the valve body, it can be filtered through the filter plate. The pressure of the liquid and gas will push the valve stem and compress multiple springs. At this time, the multiple annular protrusions on the silicone sealing sleeve will break away from the sealing fit with the circular groove hole. At this time, the liquid and gas can pass through the gap between the valve stem and the inner wall of the valve body. When the valve stem is not subjected to force, the valve stem will be immediately pushed back to its original position through the rebound force of multiple springs, and then the multiple annular protrusions will be re-embedded in the circular groove hole for sealing, thereby preventing the liquid and gas from flowing back and controlling the liquid and gas from passing through. When the valve body is in an idle state, the sealing plug can be pulled out to open the opening connection block. At this time, the gas and liquid remaining in the valve body will be released from the opening connection block, and clean water can be poured into the opening connection block to clean the valve body.

[0014] The utility model is easy to use, and gas and liquid can circulate by pushing the valve stem to move by pressure, and the valve stem can be quickly reset by the elastic force of multiple springs to seal the valve body, thereby controlling the liquid and gas, and pulling out the two sealing plugs can release the residue in the valve body and perform simple cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model from the first perspective;

[0016] Figure 2 It is a three-dimensional schematic diagram of the second viewing angle of the present utility model;

[0017] Figure 3 It is a three-dimensional schematic diagram of the utility model from a third viewing angle;

[0018] Figure 4 It is a three-dimensional explosion schematic diagram of the utility model;

[0019] Figure 5 It is a cross-sectional schematic diagram of the utility model.

[0020] In the figure: 1. valve body; 2. liquid inlet pipe; 3. sealing plug; 4. opening connection block; 5. round plate; 6. through hole; 7. first sealing ring; 8. liquid outlet pipe; 9. filter plate; 10. spring; 11. valve stem; 12. connecting plate; 13. silicone sealing sleeve; 14. connecting rod; 15. second sealing ring; 16. circular groove hole; 17. connecting ring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 5 In an embodiment of the utility model, a vacuum booster valve body installation structure includes a valve body 1, a connecting ring 17 is fixedly connected to the inner wall of the valve body 1, a valve stem 11 is connected through the valve body 1, a connecting disk 12 is fixedly connected to the side of the valve stem 11 close to the connecting ring 17, a plurality of springs 10 are arranged in a circular array on the side opposite to the connecting disk 12 and the connecting ring 17, a silicone sealing sleeve 13 is fixedly provided on the outer wall of the valve stem 11, a plurality of circular groove holes 16 are arranged horizontally on the inner wall of the valve body 1, the outer wall of the silicone sealing sleeve 13 is sealed in the circular groove hole 16, and the two ends of the valve body 1 are respectively connected with a liquid inlet pipe 2 and a liquid outlet pipe 8.

[0023] In this embodiment, a plurality of annular protrusions are arranged horizontally on the outer wall of the silicone sealing sleeve 13, and the annular protrusions are sealingly fitted in the circular groove hole 16. The pressure of the liquid and gas will push the valve stem 11 and cause the valve stem 11 to compress the plurality of springs 10. At this time, the plurality of annular protrusions on the silicone sealing sleeve 13 will be separated from the sealing fit with the circular groove hole 16. At this time, the liquid and gas can pass through the gap between the valve stem 11 and the inner wall of the valve body 1. When the valve stem 11 is not subjected to force, the rebound force of the plurality of springs 10 will immediately push the valve stem 11 back to its original position, and then the plurality of annular protrusions will be re-embedded in the circular groove hole 16 for sealing, thereby preventing the liquid and gas from flowing back and controlling the liquid and gas from passing through.

[0024] In this embodiment, a second sealing ring 15 is embedded in the liquid inlet pipe 2 , and threads are provided on the inner walls of the liquid outlet pipe 8 and the liquid inlet pipe 2 .

[0025] In this embodiment, two open hole connecting blocks 4 are connected on the outer wall of the valve body 1, and sealing plugs 3 are sealed and inserted in the two open hole connecting blocks 4. When the valve body 1 is in an idle state, the sealing plugs 3 can be pulled out to open the open hole connecting blocks 4. At this time, the gas and liquid remaining in the valve body 1 will be released from the open hole connecting blocks 4, and clean water can be poured into the open hole connecting blocks 4 to clean the valve body 1.

[0026] In this embodiment, a connecting rod 14 is fixedly connected to the side of the valve stem 11 away from the spring 10, and a filter plate 9 is fixedly sleeved on the outer wall of the connecting rod 14. Liquid and gas can enter the valve body 1 from the liquid inlet pipe 2. After the liquid enters the valve body 1, it can be filtered through the filter plate 9.

[0027] In this embodiment, a circular plate 5 is fixedly sleeved on the outer wall of the liquid outlet pipe 8, a first sealing ring 7 is sleeved on the outer wall of the liquid outlet pipe 8, and a plurality of through holes 6 are arranged in an annular manner on one side of the first sealing ring 7 and the circular plate 5.

[0028] In this embodiment, the connecting ring 17 is located on one side of the valve stem 11 , and the connecting ring 17 is located between the valve stem 11 and the liquid outlet pipe 8 .

[0029] The working principle of the utility model is as follows: liquid and gas can enter the valve body 1 from the liquid inlet pipe 2, and after the liquid enters the valve body 1, it can be filtered through the filter plate 9, and the pressure of the liquid and gas will push the valve stem 11 and make the valve stem 11 compress the multiple springs 10, at this time, the multiple annular protrusions on the silicone sealing sleeve 13 will break away from the sealing fit with the circular groove hole 16, and at this time, the liquid and gas can pass through the gap generated between the valve stem 11 and the inner wall of the valve body 1, and when the valve stem 11 is not subjected to force, the valve stem 11 will be immediately pushed back to its original position by the rebound force of the multiple springs 10, and then the multiple annular protrusions will be re-embedded in the circular groove hole 16 for The sealing is performed to prevent the backflow of liquid and gas and control the liquid and gas from passing through. When the valve body 1 is in an idle state, the sealing plug 3 can be pulled out to open the hole connection block 4. At this time, the gas and liquid remaining in the valve body 1 will be released from the hole connection block 4, and clean water can be poured into the hole connection block 4 to clean the valve body 1. The pipeline can be installed through the threads on the liquid outlet pipe 8 and the liquid inlet pipe 2. The second sealing ring 15 in the circular plate 5 and the first sealing ring 7 on the outer wall of the liquid outlet pipe 8 can both play a sealing role when the pipeline is connected. The first sealing ring 7 and the through hole 6 on the circular plate 5 can be inserted with a screw nut to connect a large-diameter pipeline.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A vacuum booster valve body mounting structure, comprising a valve body (1), characterized in that: A connecting ring (17) is fixedly connected to the inner wall of the valve body (1), a valve stem (11) is connected through the valve body (1), a connecting plate (12) is fixedly connected to the side of the valve stem (11) close to the connecting ring (17), a plurality of springs (10) are arranged in a circular array on the side opposite to the connecting plate (12) and the connecting ring (17), a silicone sealing sleeve (13) is fixedly provided on the outer wall of the valve stem (11), a plurality of circular groove holes (16) are arranged in a transverse arrangement on the inner wall of the valve body (1), the outer wall of the silicone sealing sleeve (13) is sealed in the circular groove hole (16), and the two ends of the valve body (1) are respectively connected to a liquid inlet pipe (2) and a liquid outlet pipe (8).

2. A vacuum booster valve body mounting structure according to claim 1, characterized in that: A plurality of annular protrusions are arranged transversely on the outer wall of the silicone sealing sleeve (13), and the annular protrusions are sealingly fitted in the circular groove hole (16).

3. The vacuum booster valve body mounting structure according to claim 1, characterized in that: The liquid inlet pipe (2) is embedded with a second sealing ring (15), and the inner walls of the liquid outlet pipe (8) and the liquid inlet pipe (2) are both provided with threads.

4. A vacuum booster valve body mounting structure according to claim 1, characterized in that: Two opening connection blocks (4) are connected and communicated on the outer wall of the valve body (1), and sealing plugs (3) are sealed and inserted in the two opening connection blocks (4).

5. The vacuum booster valve body mounting structure according to claim 1, characterized in that: A connecting rod (14) is fixedly connected to the side of the valve stem (11) away from the spring (10), and a filter plate (9) is fixedly sleeved on the outer wall of the connecting rod (14).

6. The vacuum booster valve body mounting structure according to claim 1, characterized in that: A circular plate (5) is fixedly sleeved on the outer wall of the liquid outlet pipe (8), a first sealing ring (7) is sleeved on the outer wall of the liquid outlet pipe (8), and a plurality of through holes (6) are arranged in an annular pattern on one side of the first sealing ring (7) and the circular plate (5).

7. The vacuum booster valve body mounting structure according to claim 1, characterized in that: The connecting ring (17) is located on one side of the valve stem (11); the connecting ring (17) is located between the valve stem (11) and the liquid outlet pipe (8).

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