CN216692219U

CN216692219U - Easy-to-pass gate valve with impurity filtering function

Info

Publication number: CN216692219U
Application number: CN202123335780.XU
Authority: CN
Inventors: 王镜辉
Original assignee: Yagao Valve Co ltd
Current assignee: Yagao Valve Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-06-07
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses an easy-to-pass gate valve with an impurity filtering function, which comprises a valve body, wherein a valve rod penetrates through the valve body, a handle ring is sleeved at the top of the valve rod, a valve clack is arranged at the bottom of the valve rod, sealing rings are arranged on two sides of the valve clack and are arranged in the valve body; further comprising: the filter screen disc is placed in the sealing ring, a rubber pad is bonded on the outer side of the filter screen disc, a movable groove is formed in the filter screen disc, a push rod penetrates through the side of the filter screen disc, a vertical rod is placed in the movable groove, and one end of the vertical rod penetrates through the movable groove; the bolt is fixed at the bottom of the handle ring, and the bottom of the mounting ring is fixed with the adjusting rod. This easy general type gate valve with impurity filtering capability through installing the filter screen dish in the sealing washer, carries out impurity filtering to the fluid, can carry out the switching work of this valve in the low department simultaneously.

Description

Easy-to-pass gate valve with impurity filtering function

Technical Field

The utility model relates to the technical field of valves, in particular to an easy-to-pass gate valve with an impurity filtering function.

Background

The valve is a control part for pipeline transportation, plays the effect such as switching pipeline and control flow direction, and the variety of valve is various, and wherein the use of gate valve can realize opening entirely and totally closed in the pipeline, and easy operation is applicable to most pipelines, but current gate valve has following problem in the use:

the fluid in the pipeline is in initial condition, especially water at the transport front end most, and current gate valve, the impurity in the inconvenient convection cell filters, and the impurity circulation causes wearing and tearing to the gate valve is inside easily, is unfavorable for the use of follow-up convection cell simultaneously, and in some large-scale pipe networks, the mounting height of gate valve can be higher, and current gate valve, inconvenient convenient rotation that carries on is opened and close, needs the staff to climb high the operation, has certain danger, the simultaneous operation is troublesome.

Aiming at the problems, innovative design is urgently needed on the basis of the original gate valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an easy-to-pass gate valve with an impurity filtering function, and aims to solve the problems that the conventional gate valve in the background art is inconvenient to filter impurities in fluid and convenient to rotate to open and close.

In order to achieve the purpose, the utility model provides the following technical scheme: an easy-to-pass gate valve with an impurity filtering function comprises a valve body, wherein a valve rod penetrates through the valve body, a handle ring is sleeved at the top of the valve rod, a valve clack is arranged at the bottom of the valve rod, sealing rings are arranged on two sides of the valve clack, and the sealing rings are arranged in the valve body;

further comprising:

the filter screen disc is placed in the sealing ring, a rubber pad is bonded on the outer side of the filter screen disc, a movable groove is formed in the filter screen disc, a push rod penetrates through the side of the filter screen disc, a first spring is fixed on the inner wall of the penetrating position of the push rod and the filter screen disc, a vertical rod is placed in the movable groove and is located on the push rod to move, a second spring is installed between the vertical rod and the inner wall of the movable groove, one end of the vertical rod penetrates through the movable groove, a supporting sheet is fixed at one end of the vertical rod, and the supporting sheet is located on the outer side of the filter screen disc;

the mounting ring is fixed to the bottom of the handle ring through bolts, an adjusting rod is fixed to the bottom of the mounting ring through bolts, one end of the adjusting rod is located in an adjusting groove, and the adjusting groove is formed in the top of the outer side of the valve body.

Preferably, two rubber pads are symmetrically arranged on the filter screen disc, the rubber pads and the supporting sheet form a complete circular ring structure, and the sealing between the filter screen disc and the sealing ring is kept through the matching of the rubber pads and the supporting sheet.

Preferably, the push rod and the vertical rod respectively elastically slide in the filter screen disc through the first spring and the second spring, the elastic force of the first spring is greater than that of the second spring, the push rod and the vertical rod can elastically slide, and the push rod can push the vertical rod to move.

Preferably, the montant is provided with two in the symmetry of filter screen dish, and the tip of montant is the slope structural design to the tip of montant parallels with the tip of push rod, and the push rod receives the elastic force of first spring to promote the montant and slide in the movable chute, drives the position that the backing sheet will filter the otter board through the montant and fixes in the sealing washer.

Preferably, the adjusting rod is the angular distribution such as the bottom of "L" font structure at the collar, and the whole vertical extending structure that is of adjusting rod, conveniently drives the collar and rotates the ring through rotating the adjusting rod, and the flexible of adjusting rod can realize the rotation of ring and activity from top to bottom simultaneously.

Preferably, the upper and lower both sides of adjusting lever tip all are provided with the baffle, and the embedded movable mounting in outside of baffle has the guide ball to one side that the baffle is close to the adjusting lever is fixed with the locating lever, and the embedded movable mounting of locating lever on the adjusting lever moreover, be fixed with the third spring between the baffle of adjusting lever both sides, and the third spring runs through the adjusting lever, and the baffle inserts the adjustment inslot, can fix a position adjusting lever's position.

Preferably, the guide ball contacts with the inner wall of adjustment tank, and the inner wall outer end of adjustment tank is the protruding structural design of slope to baffle on the guide ball elastically slides on the adjusting lever, and the guide ball atress rotates on the baffle, and the elastic sliding of baffle makes things convenient for the baffle to pass in and out in the adjustment tank, and then makes things convenient for the dismantlement installation in adjustment tank, and the rotation of guide ball simultaneously can reduce frictional force.

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

1. through the filter screen disc arranged in the sealing ring, the push rod moves inwards under the action of the first spring, the inclined plane of the push rod is in contact with the inclined plane of the vertical rod to drive the vertical rod to slide in the movable groove, so that the supporting sheet on the vertical rod is in contact with the inner wall of the sealing ring, the two rubber pads are matched to fix the filter screen disc in the sealing ring, impurities in internal fluid can be filtered through the filter screen disc, the push rod is pulled outwards at the same time, the vertical rod returns to the original position under the action of the second spring, the supporting sheet is separated from the sealing ring, the filter screen disc is convenient to disassemble, the outer end of the push rod is opposite to the flow direction of the fluid, and the stable installation of the filter screen disc can be kept through the impact force of the fluid;

2. through fixing the collar in the collar bottom, the angular distribution has the adjusting lever of "L" font structure such as collar bottom, the adjusting lever can stretch out and draw back, and then can promote the adjusting lever from the below, drive the rotation of collar, the cooperation valve rod realizes opening and close of valve clack, the baffle of adjusting lever tip simultaneously, its cooperation locating lever and third spring elastic sliding, make the baffle can insert the inner wall outer end and be the protruding structure adjustment inslot of slope, keep the stable use of adjusting lever, make things convenient for the installation of adjusting lever, the ball rotates on the baffle simultaneously, when making to rotate the adjusting lever, the ball rotates with the contact of adjustment groove, reduce frictional force, make opening and close of valve more laborsaving.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side sectional view of a filter screen disc according to the present invention;

FIG. 3 is a schematic front cross-sectional view of a filter screen disc according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic top view of an adjusting rod according to the present invention.

In the figure: 1. a valve body; 2. a valve stem; 3. a handle ring; 4. a valve flap; 5. a seal ring; 6. a filter screen disc; 7. a rubber pad; 8. a movable groove; 9. a push rod; 10. a first spring; 11. a vertical rod; 12. a second spring; 13. a support sheet; 14. a mounting ring; 15. an adjusting lever; 151. a guide plate; 152. guiding a ball; 153. positioning a rod; 154. a third spring; 16. and adjusting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an easy-to-pass gate valve with an impurity filtering function comprises a valve body 1, a valve rod 2, a handle ring 3, a valve clack 4, a sealing ring 5, a filter screen disc 6, a rubber pad 7, a movable groove 8, a push rod 9, a first spring 10, a vertical rod 11, a second spring 12, a supporting sheet 13, an installation ring 14, an adjusting rod 15, a guide plate 151, a guide ball 152, a positioning rod 153, a third spring 154 and an adjusting groove 16;

the valve comprises a valve body 1, wherein a valve rod 2 is installed on the valve body 1 in a penetrating manner, a handle ring 3 is sleeved at the top of the valve rod 2, a valve clack 4 is installed at the bottom of the valve rod 2, sealing rings 5 are arranged on two sides of the valve clack 4, and the sealing rings 5 are installed in the valve body 1;

further comprising:

the filter screen disc 6 is placed in the sealing ring 5, a rubber pad 7 is bonded on the outer side of the filter screen disc 6, a movable groove 8 is formed in the filter screen disc 6, a push rod 9 penetrates through the side of the filter screen disc 6, a first spring 10 is fixed on the inner wall of the penetrating position of the push rod 9 and the filter screen disc 6, a vertical rod 11 is placed in the movable groove 8, the vertical rod 11 is located on the push rod 9 to move, a second spring 12 is installed between the vertical rod 11 and the inner wall of the movable groove 8, one end of the vertical rod 11 penetrates through the movable groove 8, a supporting sheet 13 is fixed at one end of the vertical rod 11, and the supporting sheet 13 is located on the outer side of the filter screen disc 6;

and the mounting ring 14 is fixed on the bottom of the handle ring 3 through bolts, an adjusting rod 15 is fixed on the bottom of the mounting ring 14 through bolts, one end of the adjusting rod 15 is positioned in an adjusting groove 16, and the adjusting groove 16 is arranged at the top position outside the valve body 1.

Two rubber pads 7 are symmetrically arranged on the filter screen disc 6, the rubber pads 7 and the supporting sheet 13 form a complete circular ring structure, the push rod 9 and the vertical rod 11 elastically slide in the filter screen disc 6 through the first spring 10 and the second spring 12 respectively, the elastic force of the first spring 10 is greater than that of the second spring 12, the vertical rod 11 is symmetrically arranged in the filter screen disc 6, the end part of the vertical rod 11 is designed to be an inclined structure, and the end part of the vertical rod 11 is parallel to the end part of the push rod 9;

as shown in fig. 1-3, when installing, the push rod 9 is first pulled outwards, at which time the pressure on the vertical rod 11 is released, under the action of the second spring 12, the vertical rod 11 slides towards the movable groove 8, the supporting sheet 13 does not form a circular ring with the rubber pad 7, then the filter screen disc 6 is inserted into the sealing ring 5 at one side where the fluid flows, the primary fixing and positioning are carried out through the rubber pad 7, the push rod 9 is loosened, the first spring 10 drives the push rod 9 to slide towards the vertical rod 11, the vertical rod 11 is driven to slide in the movable groove 8 through the contact of the inclined surface, the supporting sheet 13 slides in the sealing ring 5 along with the sliding, the supporting sheet 13 and the rubber pad 7 form a circular structure, the filter screen disc 6 is fixed in the sealing ring 5, one end of the push rod 9 is arranged in the flowing direction of the fluid, and the push rod 9 can be pushed by the impact force of the fluid to reinforce the fluid;

the adjusting rod 15 is in an L-shaped structure and is distributed at the bottom of the mounting ring 14 at equal angles, the whole adjusting rod 15 is in a vertical telescopic structure, guide plates 151 are arranged on the upper side and the lower side of the end part of the adjusting rod 15, guide balls 152 are embedded and movably mounted on the outer sides of the guide plates 151, a positioning rod 153 is fixed on one side, close to the adjusting rod 15, of the guide plates 151, the positioning rod 153 is embedded and movably mounted on the adjusting rod 15, third springs 154 are fixed between the guide plates 151 on the two sides of the adjusting rod 15, the third springs 154 penetrate through the adjusting rod 15, the guide balls 152 are in contact with the inner wall of the adjusting groove 16, the outer end of the inner wall of the adjusting groove 16 is in an inclined convex structure design, and the guide plates 151 on the guide balls 152 slide on the adjusting rod 15 elastically;

as shown in fig. 1 and fig. 4-5, the mounting ring 14 is fixed at the bottom of the handle ring 3, the adjusting rod 15 is inserted into the adjusting groove 16, the guide ball 152 on the guide plate 151 contacts with the inner protrusion of the adjusting groove 16 to drive the guide plate 151 to slide at the end of the adjusting rod 15, and the elastic force is applied through the third spring 154, the guide plate 151 is positioned by the positioning rod 153, then the top of the adjusting rod 15 is fixed at the bottom of the mounting ring 14, when in use, the adjusting rod 15 is rotated, the adjusting rod 15 drives the handle ring 3 to rotate through the mounting ring 14, the valve rod 2 is matched to realize the up-and-down movement of the valve flap 4, and the guide ball 152 contacts with the adjusting groove 16 to reduce the friction force.

The working principle is as follows: when the gate valve with the impurity filtering function is used, as shown in fig. 1-5, firstly, the filter screen disc 6 is inserted into the sealing ring 5 on one side where liquid flows in, the movement of the vertical rod 11 is driven by the movement of the push rod 9, the support sheet 13 on the vertical rod 11 is matched with the rubber pad 7 to fix the filter screen disc 6 in the sealing ring 5, then the sealing ring 5 is installed in the valve body 1, so that one end of the push rod 9 is positioned in the direction where the fluid flows in, and the fluid is filtered through the filter screen disc 6;

then, the mounting ring 14 is fixed at the bottom of the handle ring 3, one end of the adjusting rod 15 is inserted into the adjusting groove 16, then the top end of the adjusting rod 15 is fixed at the bottom of the mounting ring 14, the handle ring 3 is driven to rotate by rotating the adjusting rod 15, the valve clack 4 is driven to move through the valve rod 2 to achieve opening and closing, meanwhile, the guide ball 152 at the end of the adjusting rod 15 is in contact with the adjusting groove 16 to rotate, friction force is reduced, and the opening and closing process is more labor-saving.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. An easy-to-pass gate valve with an impurity filtering function comprises a valve body (1), wherein a valve rod (2) penetrates through the valve body (1), a handle ring (3) is sleeved at the top of the valve rod (2), a valve flap (4) is installed at the bottom of the valve rod (2), sealing rings (5) are arranged on two sides of the valve flap (4), and the sealing rings (5) are installed in the valve body (1);

the method is characterized in that: further comprising:

the filter screen disc (6) is placed in the sealing ring (5), a rubber pad (7) is bonded on the outer side of the filter screen disc (6), a movable groove (8) is formed in the filter screen disc (6), a push rod (9) penetrates through the side of the filter screen disc (6), a first spring (10) is fixed on the inner wall of the penetrating position of the push rod (9) and the filter screen disc (6), a vertical rod (11) is placed in the movable groove (8), the vertical rod (11) is located on the push rod (9) to move, a second spring (12) is mounted between the vertical rod (11) and the inner wall of the movable groove (8), one end of the vertical rod (11) penetrates through the movable groove (8), a supporting sheet (13) is fixed at one end of the vertical rod (11), and the supporting sheet (13) is located on the outer side of the filter screen disc (6);

the mounting ring (14) is fixed to the bottom of the handle ring (3) through bolts, an adjusting rod (15) is fixed to the bottom of the mounting ring (14) through bolts, one end of the adjusting rod (15) is located in an adjusting groove (16), and the adjusting groove (16) is formed in the top position of the outer side of the valve body (1).

2. The easy-to-pass gate valve having an impurity filtering function according to claim 1, wherein: two rubber pads (7) are symmetrically arranged on the filter screen disc (6), and the rubber pads (7) and the supporting sheets (13) form a complete circular ring structure.

3. The easy-to-pass type gate valve having an impurity filtering function according to claim 1, wherein: the push rod (9) and the vertical rod (11) elastically slide in the filter screen disc (6) through a first spring (10) and a second spring (12) respectively, and the elastic force of the first spring (10) is larger than that of the second spring (12).

4. The easy-to-pass type gate valve having an impurity filtering function according to claim 1, wherein: the filter screen disc is characterized in that the two vertical rods (11) are symmetrically arranged in the filter screen disc (6), the end parts of the vertical rods (11) are designed to be inclined structures, and the end parts of the vertical rods (11) are parallel to the end parts of the push rods (9).

5. The easy-to-pass gate valve having an impurity filtering function according to claim 1, wherein: the adjusting rods (15) are in an L-shaped structure and are distributed at the bottom of the mounting ring (14) at equal angles, and the whole adjusting rods (15) are of a vertical telescopic structure.

6. The easy-to-pass type gate valve having an impurity filtering function according to claim 1, wherein: guide plates (151) are arranged on the upper side and the lower side of the end portion of the adjusting rod (15), guide balls (152) are movably mounted in an embedded mode on the outer side of each guide plate (151), positioning rods (153) are fixed on one sides, close to the adjusting rod (15), of the guide plates (151), the positioning rods (153) are movably mounted in an embedded mode on the adjusting rod (15), third springs (154) are fixed between the guide plates (151) on the two sides of the adjusting rod (15), and the third springs (154) penetrate through the adjusting rod (15).

7. The easy-to-pass gate valve having an impurity filtering function according to claim 6, wherein: the guide ball (152) is in contact with the inner wall of the adjusting groove (16), the outer end of the inner wall of the adjusting groove (16) is designed to be of an inclined convex structure, and the guide plate (151) on the guide ball (152) elastically slides on the adjusting rod (15).