CN219472888U

CN219472888U - Stop valve with good sealing performance

Info

Publication number: CN219472888U
Application number: CN202320077270.7U
Authority: CN
Inventors: 陈瑞; 殷振; 段洪亮; 董维强; 范江; 黑科伟; 谢云飞
Original assignee: Shaanxi Yanchang Petroleum Group Co Ltd
Current assignee: Shaanxi Yanchang Petroleum Group Co Ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-08-04
Anticipated expiration: 2033-01-10

Abstract

The utility model relates to a stop valve with good sealing performance, which comprises an infusion pipeline and a rotating and locking mechanism, wherein a threaded column is connected in an internal thread manner, the bottom of the threaded column is connected with an opening and closing part in a rotating manner, a stop block is fixed on the inner side of the infusion pipeline, and a through hole is formed in the stop block. This stop valve that leakproofness is good, can stretch out the sealing washer at the in-process of installation infusion pipeline and make it insert in the outside pipeline, the sealing washer can play enhancement and connect and sealed effect, it is upwards to need lift up the commentaries on classics handle before rotatory commentaries on classics handle and make the second ring gear leave first ring gear, but whole rotatory handle later, square fixture block and internal thread sleeve, screw thread post and headstock gear can wholly reciprocate at this moment, conveniently open or seal the through-hole, the opening size of steerable through-hole simultaneously, can descend to change the handle after accomplishing the position adjustment operation of headstock gear, the final meshing of second ring gear is connected on first ring gear, conveniently reach the effect of locking.

Description

Stop valve with good sealing performance

Technical Field

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

Background

The stop valve is also called as a stop valve, belongs to a forced sealing valve, is one of the most widely used valves, is durable, has small opening height, and is easy to manufacture and convenient to maintain.

In the process of installation of the conventional stop valve, the joint of the device and an external pipeline is not tight and firm enough, so that the tightness of the device can be influenced, the opening and closing piece can not be locked after the valve is screwed, the opening and closing piece is easy to be impacted by high-pressure water flow to loosen, the use is not stable enough, and the conventional equipment is required to be improved.

Disclosure of Invention

The utility model aims to provide a stop valve with good sealing performance, so as to solve the problems that in the prior art, the joint of the device and an external pipeline is not tight and firm enough in the installation process of the stop valve, the sealing performance of the device can be affected, a starting and stopping piece is not normally locked after the valve is screwed, the starting and stopping piece is easy to loosen due to the impact of high-pressure water flow, and the use is unstable.

The utility model provides a stop valve with good sealing performance, which comprises an infusion pipeline and a rotating and locking mechanism, wherein sealing rings are symmetrically and slidingly connected to two ends of the infusion pipeline, a supporting sleeve is fixed to the top of the infusion pipeline, a first magnet is inlaid at the top of the supporting sleeve, an opening is formed in the top of the supporting sleeve, and a first gear ring is fixed to the inner wall of the opening.

The rotation and locking mechanism penetrates through the opening and is connected to the first gear ring in a meshed mode, the rotation and locking mechanism is internally connected with a threaded column in a threaded mode, the bottom of the threaded column is rotationally connected with an opening and closing piece, the opening and closing piece stretches into the infusion pipeline, a stop block is fixed on the inner side of the infusion pipeline, and a through hole is formed in the stop block.

Through the technical scheme, the sealing ring is required to be inserted into an external pipeline in the process of installing the device, the reinforcing effect is convenient, the rotating handle is required to be lifted before the rotating handle is rotated, the whole rotating handle, the square clamping block and the internal thread sleeve can drive the threaded column to move up and down, the opening and closing piece is driven to move up and down, the stop block and the through hole are matched to control the circulation of liquid and the water flow, the rotating handle can be lowered after the adjusting operation is completed, and the second gear ring is meshed and connected with the first gear ring, so that the locking effect is achieved.

Preferably, the two sides of the sealing ring are symmetrically fixed with sliding blocks, the sliding blocks are in sliding connection in the sliding ways, the sliding ways are symmetrically arranged on the two sides of the infusion pipeline, and the sliding blocks are fixed on the infusion pipeline through fixing bolts.

Through the technical scheme, the sealing ring can play a role in reinforcing sealing.

Preferably, the rotation and locking mechanism comprises a rotating handle, a second magnet, a second gear ring, a third magnet, balls, a square clamping block and an internal thread sleeve, wherein the rotating handle penetrates through the opening, the second magnet is fixed on the outer side of the rotating handle and connected to the first magnet in a sucking way, the second gear ring is fixed on the outer side of the rotating handle, and the second gear ring is connected to the first gear ring in a meshed way.

Through the technical scheme, the second gear ring and the first gear ring can be locked after being meshed and connected together.

Preferably, a third magnet is fixed on the outer side of the rotating handle, the upper end face of the third magnet is movably connected with balls, and the balls are circumferentially and uniformly distributed on the third magnet.

Through the technical scheme, the balls can play a role in reducing friction.

Preferably, the bottom block of turning handle is connected with square fixture block, and square fixture block is fixed at the top of internal thread sleeve.

Through above-mentioned technical scheme, square fixture block plays the effect of connecting changeing handle and internal thread telescopic.

Preferably, a limit sleeve is fixed on the inner wall of the support sleeve, and the limit sleeve is sleeved on the outer side of the internal thread sleeve.

Through above-mentioned technical scheme, the stop collar plays spacing effect to the internal thread sleeve.

Preferably, limit posts are symmetrically fixed on two sides of the upper end face of the opening and closing piece, and penetrate through the top of the infusion pipeline.

Through above-mentioned technical scheme, spacing post plays spacing effect to opening and close the piece.

The technical means of the utility model has the following technical effects:

1. this stop valve that leakproofness is good, through the infusion pipeline that sets up, the sealing washer, first ring gear, the commentaries on classics handle, the second ring gear, square fixture block, the internal thread sleeve, the screw thread post, the use of mutually supporting of headstock gear and through-hole, can reach sealed and adjust the locking purpose, can stretch out the sealing washer and make it insert in the outside pipeline in the in-process of installation infusion pipeline, the sealing washer can play the effect of strengthening connection and sealing, need upwards lift up the commentaries on classics handle and make the second ring gear leave first ring gear before rotatory commentaries on classics handle, but whole rotation is handle afterwards, square fixture block and internal thread sleeve, screw thread post and headstock gear can wholly reciprocate at this moment, conveniently open or seal the through-hole, the size of opening of steerable through-hole simultaneously, can descend the commentaries on classics handle after accomplishing headstock gear position adjustment operation, the final meshing of second ring gear is connected on the first ring gear, conveniently reach the effect of locking.

2. This stop valve that leakproofness is good uses through the mutually supporting of the commentaries on classics of setting, second magnet, third magnet, headstock gear and spacing post, can reach the purpose that the actuation is stable and spacing, and after lifting the commentaries on classics handle, third magnet and second magnet actuation are in the same place, conveniently stabilizes the commentaries on classics handle, and spacing post plays spacing effect at the in-process that the headstock gear reciprocated.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic diagram of the front view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 5 is a schematic view of the connection structure of the seal ring, the sliding block and the fixing bolt.

In the figure: 1. an infusion tube; 2. a seal ring; 3. a slide block; 4. a slideway; 5. a fixing bolt; 6. a support sleeve; 7. a first magnet; 8. an opening; 9. a first ring gear; 10. a rotation and locking mechanism; 1001. a rotating handle; 1002. a second magnet; 1003. a second ring gear; 1004. a third magnet; 1005. a ball; 1006. a square clamping block; 1007. an internally threaded sleeve; 11. a limit sleeve; 12. a threaded column; 13. an opening and closing member; 14. a limit column; 15. a stop block; 16. and a through hole.

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.

Example 1

The preferred embodiment of the stop valve with good sealing performance provided by the utility model is shown in fig. 1-2, and comprises an infusion pipeline 1 and a rotation and locking mechanism 10, wherein two ends of the infusion pipeline 1 are symmetrically and slidingly connected with sealing rings 2, the top of the infusion pipeline 1 is fixedly provided with a support sleeve 6, the top of the support sleeve 6 is inlaid with a first magnet 7, the top of the support sleeve 6 is provided with an opening 8, and the inner wall of the opening 8 is fixedly provided with a first gear ring 9.

The rotation and locking mechanism 10 penetrates through the opening 8 and is connected to the first gear ring 9 in a meshed mode, the rotation and locking mechanism 10 is internally connected with a threaded column 12 in a threaded mode, the bottom of the threaded column 12 is rotatably connected with an opening and closing piece 13, the opening and closing piece 13 stretches into the infusion pipeline 1, a stop block 15 is fixed on the inner side of the infusion pipeline 1, and a through hole 16 is formed in the stop block 15.

In this embodiment, the bilateral symmetry of sealing washer 2 is fixed with slider 3, and slider 3 sliding connection is in slide 4, and slide 4 symmetry is seted up in the both sides of infusion pipeline 1, and slider 3 is fixed on infusion pipeline 1 through fixing bolt 5, can hold slider 3 after being close to infusion pipeline 1 and outside pipeline and push into outside pipeline with sealing washer 2, and sealing washer 2 plays the effect of connecting seal, conveniently improves the leakproofness of the device, and slide 4 plays spacing effect to slider 3.

Example 2

On the basis of embodiment 1, as shown in fig. 3 to 5, in the preferred embodiment of the shutoff valve with good sealing performance, the rotation and locking mechanism 10 comprises a rotation handle 1001, a second magnet 1002, a second gear ring 1003, a third magnet 1004, a ball 1005, a square clamping block 1006 and an internal thread sleeve 1007, wherein the rotation handle 1001 penetrates through an opening 8, the second magnet 1002 is fixed on the outer side of the rotation handle 1001, the second magnet 1002 is in suction connection with the first magnet 7, the second gear ring 1003 is fixed on the outer side of the rotation handle 1001, the second gear ring 1003 is in engagement with the first gear ring 9, the rotation handle 1001 is required to be lifted upwards and the third magnet 1004 is in suction connection with the first magnet 7, at this time, the second gear ring 1003 is separated from the first gear ring 9, then the rotation handle 1001, the square clamping block 1006 and the internal thread sleeve 1007 can be integrally rotated, at this time, the thread post 12 can move up and down under the limit action of the internal thread sleeve 1007 and the infusion tube 1, thereby driving the opening and closing member 13 to move up and down, or the second gear ring 1003 is in engagement with the first gear ring 9, at this time, the opening and closing position of the second gear ring can be conveniently controlled, the second gear ring can be opened and the second gear ring can be conveniently opened and closed, the second gear ring can be in engagement with the second gear ring 13 is in rotation position and the opening and closing position can be conveniently opened.

In this embodiment, a third magnet 1004 is fixed on the outer side of the rotating handle 1001, and the upper end surface of the third magnet 1004 is movably connected with balls 1005, the balls 1005 are uniformly distributed on the third magnet 1004 in the circumferential direction, the rotating handle 1001 is lifted upwards, the rotating handle 1001 is rotated after the third magnet 1004 and the first magnet 7 are attracted together, and at this time, the balls 1005 roll, so that friction between the third magnet 1004 and the support sleeve 6 is reduced conveniently.

Further, the bottom of the rotating handle 1001 is connected with a square clamping block 1006 in a clamping manner, the square clamping block 1006 is fixed at the top of the internal thread sleeve 1007, the square clamping block 1006 plays a role of connecting the rotating handle 1001 and the internal thread sleeve 1007, and when the rotating handle 1001 is manually rotated, the square clamping block 1006 and the internal thread sleeve 1007 integrally rotate.

Furthermore, a stop collar 11 is fixed on the inner wall of the support sleeve 6, and the stop collar 11 is sleeved on the outer side of the internal thread sleeve 1007, and the stop collar 11 plays a role in limiting the internal thread sleeve 1007, so that the internal thread sleeve 1007 rotates more stably.

In addition, the two sides of the upper end surface of the opening and closing piece 13 are symmetrically fixed with the limiting columns 14, and the limiting columns 14 penetrate through the top of the infusion pipeline 1, when the opening and closing piece 13 moves up and down, the limiting columns 14 move up and down along with the opening and closing piece, and the infusion pipeline 1 plays a limiting role on the limiting columns 14, so that the opening and closing piece 13 is lifted more stably.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

When the infusion tube is used, firstly, the infusion tube 1 and an external tube are spliced together, then the sliding block 3 is held by hand to push the sealing ring 2 and extend into the external tube, then the sealing ring 2 is fixed by utilizing the fixing bolt 5, the sealing ring 2 can strengthen the connection between the infusion tube 1 and the external tube and can play a role of strengthening sealing, the infusion tube 1 can be used for conveying liquid, after the rotating handle 1001 is manually lifted and the third magnet 1004 is attracted on the first magnet 7, the second gear ring 1003 leaves the first gear ring 9, at the moment, the rotating handle 1001, the square clamping block 1006 and the internal thread sleeve 1007 can be manually rotated integrally, at the moment, the thread column 12 is subjected to the limiting action of the internal thread sleeve 1007 and the infusion tube 1 to move upwards or downwards, so as to drive the stop 15 to move upwards or downwards, the stop 15 can be used for sealing the through hole 16, the opening of the through hole 16 can control the liquid flow, in the process of rotating the rotating handle 1001, the balls roll, friction between the third magnet 1004 and the supporting sleeve 6 can be conveniently reduced, after the position of the opening and closing member 13 is adjusted, the rotating handle 1001 can be pressed downwards and the second gear ring 1003 is meshed with the first gear ring 9, and finally the first gear ring is meshed with the first gear ring 1002, and finally the whole operation is completed.

In conclusion, the stop valve with good sealing performance achieves the purposes of sealing, adjusting and locking, sucking and stabilizing and limiting, and meets the use demands of people.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a stop valve that leakproofness is good, includes infusion pipeline (1) and rotation and locking mechanical system (10), its characterized in that: the two ends of the infusion pipeline (1) are symmetrically and slidingly connected with sealing rings (2), a supporting sleeve (6) is fixed at the top of the infusion pipeline (1), a first magnet (7) is inlaid at the top of the supporting sleeve (6), an opening (8) is formed in the top of the supporting sleeve (6), and a first gear ring (9) is fixed on the inner wall of the opening (8);

the rotary locking mechanism (10) penetrates through the opening (8) and is connected to the first gear ring (9) in a meshed mode, a threaded column (12) is connected to the rotary locking mechanism (10) in a threaded mode, an opening and closing piece (13) is connected to the bottom of the threaded column (12) in a rotary mode, the opening and closing piece (13) stretches into the infusion pipeline (1), a stop block (15) is fixed to the inner side of the infusion pipeline (1), and a through hole (16) is formed in the stop block (15).

2. The high tightness shut-off valve of claim 1, wherein: the two sides of the sealing ring (2) are symmetrically fixed with sliding blocks (3), the sliding blocks (3) are slidably connected in the sliding ways (4), the sliding ways (4) are symmetrically arranged on two sides of the infusion pipeline (1), and the sliding blocks (3) are fixed on the infusion pipeline (1) through fixing bolts (5).

3. The high tightness shut-off valve of claim 1, wherein: the rotation and locking mechanism (10) comprises a rotation handle (1001), a second magnet (1002), a second gear ring (1003), a third magnet (1004), a ball (1005), a square clamping block (1006) and an internal thread sleeve (1007), wherein the rotation handle (1001) penetrates through an opening (8), the second magnet (1002) is fixed on the outer side of the rotation handle (1001), the second magnet (1002) is in suction connection with the first magnet (7), the second gear ring (1003) is fixed on the outer side of the rotation handle (1001), and the second gear ring (1003) is in engagement connection with the first gear ring (9).

4. A shut-off valve of claim 3 having a good seal, wherein: the outside of changeing handle (1001) is fixed with third magnet (1004), and the up end swing joint of third magnet (1004) has ball (1005), ball (1005) circumference evenly distributed is on third magnet (1004).

5. A shut-off valve of claim 3 having a good seal, wherein: the bottom of the rotating handle (1001) is connected with a square clamping block (1006) in a clamping mode, and the square clamping block (1006) is fixed to the top of the internal thread sleeve (1007).

6. A shut-off valve of claim 3 having a good seal, wherein: a limit sleeve (11) is fixed on the inner wall of the support sleeve (6), and the limit sleeve (11) is sleeved on the outer side of the inner thread sleeve (1007).

7. The high tightness shut-off valve of claim 1, wherein: limiting columns (14) are symmetrically fixed on two sides of the upper end face of the opening and closing piece (13), and the limiting columns (14) penetrate through the top of the infusion pipeline (1).