CN218894965U

CN218894965U - Stop valve

Info

Publication number: CN218894965U
Application number: CN202222990263.4U
Authority: CN
Inventors: 刘荣
Original assignee: Zhejiang Xiangyu Valve Co ltd
Current assignee: Zhejiang Xiangyu Valve Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-04-21
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a stop valve, which comprises a valve body, wherein the top of the left side of the valve body is fixedly connected with a connecting box, the left side of the top of the connecting box is fixedly connected with a crank, the right side of the crank is fixedly connected with a first gear, one side of the first gear is meshed with a second gear, the inner cavity of the second gear is fixedly connected with a first threaded rod, the surface of the first threaded rod is in threaded connection with a first threaded sleeve, and the right side of the first threaded sleeve is fixedly connected with a connecting rod. According to the utility model, through the arrangement of the crank, the first gear, the second gear, the connecting rod, the first thread bush and the first threaded rod, the miniature waterproof double-shaft motor, the second thread bush, the second threaded rod, the supporting rod, the second fixed block and the sliding rod are matched for use, the problems that the existing stop valve is poor in tightness, can generate dripping after the valve is closed, cannot meet the requirements of users and greatly reduces the practicability of the device are solved.

Description

Stop valve

Technical Field

The utility model relates to the technical field of stop valves, in particular to a stop valve.

Background

The stop valve is also called a stop valve, and belongs to a forced sealing valve;

the utility model provides a CN205689766U, a stop valve has solved the shorter problem of case life-span, and its technical scheme main points are stop valve, including valve body, case, with valve body threaded connection's valve gap, valve body fixed connection's disk seat, with valve gap threaded connection's valve rod, offer the passageway that is used for the medium circulation on the valve body, the disk seat is fixed in the passageway, characterized by: the valve core is in sliding connection with the valve rod along the axial direction of the valve rod and is in abutting arrangement with the valve seat, and the valve rod is in threaded connection with the valve seat, so that the purpose of prolonging the service life of the valve core is achieved;

the existing stop valve is poor in tightness, and can produce dripping after the valve is closed, so that the requirements of users cannot be met, and the practicability of the device is greatly reduced.

Disclosure of Invention

The utility model aims to provide a stop valve, which has the advantage of good sealing performance, and solves the problems that the existing stop valve is poor in sealing performance, can generate dripping after the valve is closed, cannot meet the requirements of users, and greatly reduces the practicability of the device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stop valve, includes the valve body, the left top fixedly connected with connection box of valve body, the left side fixedly connected with crank at connection box top, the right side fixedly connected with first gear of crank, one side meshing of first gear has the second gear, the first threaded rod of inner chamber fixedly connected with of second gear, the surface screw thread connection of first threaded rod has first thread bush, the right side fixedly connected with connecting rod of first thread bush, the fixed case of bottom fixedly connected with of connecting rod, the top fixedly connected with miniature waterproof biax motor of fixed case inner chamber, the output fixedly connected with second threaded rod of miniature waterproof biax motor, the surface screw thread connection of second threaded rod has the second thread bush, the bottom fixedly connected with slide bar of second thread bush, one side fixedly connected with bracing piece of slide bar, one side fixedly connected with second fixed block of bracing piece.

Preferably, the surface of the valve body is movably connected with a sealing box door, and the surface of the sealing box door is fixedly connected with a handle.

Preferably, the lower end of the left side of the valve body is fixedly connected with a water inlet pipe, and the lower end of the right side of the valve body is fixedly connected with a water outlet pipe.

Preferably, the bottom of the inner cavity of the valve body is fixedly connected with a third fixed block, and the surface of the second fixed block is adhered with a sealing sleeve.

Preferably, the bottom of fixed box inner chamber fixedly connected with first fixed block, the spout has all been seted up to the both sides at first fixed block top, the bottom and the inner chamber sliding connection of spout of slide bar.

Preferably, the bottom of the inner cavity of the connecting box is fixedly connected with a bearing, and the bottom of the first threaded rod is movably connected with the inner cavity of the bearing.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the crank, the first gear, the second gear, the connecting rod, the first thread bush and the first threaded rod, the miniature waterproof double-shaft motor, the second thread bush, the second threaded rod, the supporting rod, the second fixed block and the sliding rod are matched for use, the problems that the existing stop valve is poor in tightness, can generate dripping after the valve is closed, cannot meet the requirements of users and greatly reduces the practicability of the device are solved.

2. According to the utility model, the inner cavity of the valve body is cleaned through the arrangement of the sealing box door, so that the cleanliness of the inner cavity of the valve body is greatly improved, the abrasion of the first threaded rod is reduced through the arrangement of the bearing, and the service life of the first threaded rod is greatly prolonged.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a valve body of the present utility model;

fig. 3 is a schematic view of the structure of the connecting box of the present utility model.

In the figure: 1. a crank; 2. a water inlet pipe; 3. a connection box; 4. a valve body; 5. a water outlet pipe; 6. a fixed box; 7. a first fixed block; 8. a connecting rod; 9. a second threaded rod; 10. a support rod; 11. a second fixed block; 12. sealing sleeve; 13. a slide bar; 14. a third fixed block; 15. a first gear; 16. a second gear; 17. a first threaded sleeve; 18. a first threaded rod; 19. miniature waterproof double-shaft motor; 20. and a second thread bush.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a stop valve comprises a valve body 4, a connecting box 3 is fixedly connected to the left top of the valve body 4, a crank 1 is fixedly connected to the left side of the top of the connecting box 3, a first gear 15 is fixedly connected to the right side of the crank 1, a second gear 16 is meshed to one side of the first gear 15, a first threaded rod 18 is fixedly connected to an inner cavity of the second gear 16, a first threaded sleeve 17 is connected to the surface of the first threaded rod 18 in a threaded manner, a connecting rod 8 is fixedly connected to the right side of the first threaded sleeve 17, a fixed box 6 is fixedly connected to the bottom of the connecting rod 8, a miniature waterproof double-shaft motor 19 is fixedly connected to the top of the inner cavity of the fixed box 6, a second threaded rod 9 is fixedly connected to the output end of the miniature waterproof double-shaft motor 19, a second threaded sleeve 20 is fixedly connected to the surface of the second threaded rod 9, a slide rod 13 is fixedly connected to the bottom of the second threaded sleeve 20, a support rod 10 is fixedly connected to one side of the support rod 13, and a second fixing block 11 is fixedly connected to one side of the support rod 10.

The surface swing joint of valve body 4 has sealed chamber door, and the fixed surface of sealed chamber door is connected with the handle and passes through the setting of sealed chamber door, cleans the inner chamber of valve body 4, has improved the cleanliness factor of valve body 4 inner chamber greatly.

The lower extreme fixedly connected with inlet tube 2 on valve body 4 left side, the lower extreme fixedly connected with outlet pipe 5 on valve body 4 right side.

The bottom of the inner cavity of the valve body 4 is fixedly connected with a third fixed block 14, and the surface of the second fixed block 11 is adhered with a sealing sleeve 12.

The bottom fixedly connected with first fixed block 7 of fixed box 6 inner chamber, the spout has all been seted up to the both sides at first fixed block 7 top, the bottom and the inner chamber sliding connection of spout of slide bar 13.

The bottom fixedly connected with bearing of connection box 3 inner chamber, the bottom and the inner chamber swing joint of bearing of first threaded rod 18, through the setting of bearing, reduce the wearing and tearing of first threaded rod 18, improved the life of first threaded rod 18 greatly.

When the water flow needs to be closed, a user shakes the crank 1 to rotate, the crank 1 drives the first gear 15 to rotate, the first gear 15 drives the second gear 16 to rotate, the second gear 16 drives the first threaded rod 18 to rotate, the first threaded rod 18 drives the first threaded sleeve 17 to move downwards, the first threaded sleeve 17 drives the connecting rod 8 to move downwards, the connecting rod 8 drives the fixed box 6 to move downwards, the connecting rod is attached to the third fixed block 14, the movement is stopped, the user starts the miniature waterproof double-shaft motor 19 to work through the external controller, the miniature waterproof double-shaft motor 19 drives the second threaded rod 9 to rotate, the second threaded sleeve 20 is driven to move to one side through the second threaded sleeve 20, the slide rod 13 is driven to move to one side through the slide rod 13, the second fixed block 11 and the sealing sleeve 12 are driven to move to one side through the slide rod 10, and the sealing sleeve 12 is attached to the inner walls of the water inlet pipe 2 and the water outlet pipe 5, and the purpose of drip leakage prevention is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A shut-off valve comprising a valve body (4), characterized in that: the valve comprises a valve body (4), wherein a connecting box (3) is fixedly connected to the left side of the valve body (4), a crank (1) is fixedly connected to the left side of the top of the connecting box (3), a first gear (15) is fixedly connected to the right side of the crank (1), a second gear (16) is meshed to one side of the first gear (15), a first threaded rod (18) is fixedly connected to the inner cavity of the second gear (16), a first threaded sleeve (17) is connected to the surface of the first threaded rod (18) through threads, a connecting rod (8) is fixedly connected to the right side of the first threaded sleeve (17), a fixing box (6) is fixedly connected to the bottom of the connecting rod (8), a miniature waterproof double-shaft motor (19) is fixedly connected to the top of the inner cavity of the fixing box (6), a second threaded rod (9) is fixedly connected to the output end of the miniature waterproof double-shaft motor (19), a second threaded rod (20) is connected to the surface of the second threaded rod (9) through threads, a sliding rod (13) is fixedly connected to the bottom of the second threaded sleeve (20), a supporting rod (13) is fixedly connected to one side of the sliding rod (13), and a supporting rod (10) is fixedly connected to one side of the supporting rod (10).

2. A shut-off valve as defined in claim 1 wherein: the surface of the valve body (4) is movably connected with a sealing box door, and the surface of the sealing box door is fixedly connected with a handle.

3. A shut-off valve as defined in claim 1 wherein: the lower extreme fixedly connected with inlet tube (2) on valve body (4) left side, the lower extreme fixedly connected with outlet pipe (5) on valve body (4) right side.

4. A shut-off valve as defined in claim 1 wherein: the bottom of the inner cavity of the valve body (4) is fixedly connected with a third fixed block (14), and the surface of the second fixed block (11) is adhered with a sealing sleeve (12).

5. A shut-off valve as defined in claim 1 wherein: the bottom of fixed box (6) inner chamber fixedly connected with first fixed block (7), the spout has all been seted up to the both sides at first fixed block (7) top, the bottom and the inner chamber sliding connection of spout of slide bar (13).

6. A shut-off valve as defined in claim 1 wherein: the bottom of the inner cavity of the connecting box (3) is fixedly connected with a bearing, and the bottom of the first threaded rod (18) is movably connected with the inner cavity of the bearing.