CN212899823U

CN212899823U - Sealing gate valve with good sealing performance

Info

Publication number: CN212899823U
Application number: CN202021697243.2U
Authority: CN
Inventors: 李文聪; 苏紫霞; 魏芳富
Original assignee: Jieneng Valve Manufacturing Co ltd
Current assignee: Jieneng Valve Manufacturing Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-04-06
Anticipated expiration: 2030-08-14

Abstract

The utility model relates to an elasticity seat seals gate valve technical field, and discloses a sealing gate valve that leakproofness is good, including the mounting panel, the back fixed mounting of mounting panel has the connecting pipe, the circulation mouth has been seted up in the front of mounting panel. This sealing gate valve that leakproofness is good, through setting up the closing plate, in the work of elasticity seat gate valve, the wrench movement switch turns round the dish and moves down, the closing plate will play sealed effect to elasticity seat gate valve after getting into the connecting pipe is inside, and sealed pad will joint in the outside of seal groove, thereby the sealed effect of elasticity seat gate valve has been improved, and when the closing plate is located the connecting pipe insidely, a ripple shrink section of thick bamboo will receive hydraulic effect, towards the reverse shrink of rivers flow, a ripple shrink section of thick bamboo will produce certain suction in the shrink, thereby increase the suction of a promotion, thereby increase the fastening nature of closing plate, make the leakproofness of elasticity seat gate valve more excellent.

Description

Sealing gate valve with good sealing performance

Technical Field

The utility model relates to an elasticity seat seals gate valve technical field, specifically is a sealing gate valve that leakproofness is good.

Background

The elastic seat seal gate valve is also called a lifting rod gate valve, generally, a trapezoidal thread is arranged on a lifting rod, the rotary motion is changed into linear motion through a nut at the top end of the valve and a guide groove on a valve body, namely, the operation torque is changed into operation thrust, and when the valve is opened, when the lifting height of a flashboard is equal to one time of the drift diameter of the valve, a fluid channel is completely unblocked.

The opening and closing piece of the elastic seat seal gate valve is a gate plate, the movement direction of the gate plate is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed, and cannot be adjusted and throttled, but the traditional elastic seat seal gate valve is poor in sealing condition, a certain amount of liquid can be leaked and wasted when a liquid flow switch is controlled, and the using effect is poor, so that the sealing gate valve with good sealing performance is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a sealed gate valve that leakproofness is good possesses sealed effectual and prevent advantages such as leak, has solved traditional elasticity seat and has sealed the gate valve and seal the situation not good, can cause a certain amount of liquid to leak extravagantly in control liquid flow switch, the not good problem of result of use.

(II) technical scheme

For realize above-mentioned sealed effectual and prevent the purpose of leakage, the utility model provides a following technical scheme: a sealing gate valve with good sealing performance comprises a mounting plate, wherein a connecting pipe is fixedly mounted on the back surface of the mounting plate, a flow opening is formed in the front surface of the mounting plate, a sealing plate is movably mounted inside the flow opening, a mounting hole is formed in the front surface of the mounting plate, a valve body is fixedly mounted at the top of the connecting pipe, a connecting cylinder is fixedly mounted at the top of the valve body, a connecting shaft is fixedly mounted at the top of the valve body and the bottom of the connecting cylinder, a fixing bolt is connected to the top of the connecting shaft in a threaded manner, a switch torsion disc is movably mounted at the top of the connecting cylinder, a connecting rod is fixedly mounted on the back surface of the sealing plate, a corrugated shrinkage cylinder is fixedly mounted on the back surface of the sealing plate, a socket is formed in the top of the connecting pipe, and a sealing gasket is fixedly arranged on the outer side of the sealing plate.

Preferably, the diameter of the connecting pipe is not larger than that of the mounting plate, and the mounting holes are equidistantly arranged on the front surface of the mounting plate.

Preferably, the bottom of the valve body penetrates through the connecting pipe and extends to the inside of the connecting pipe, and the connecting cylinder is communicated with the valve body.

Preferably, the bottom of the switch twisting disc is fixedly provided with a control rod, and the top of the connecting rod is movably connected with the control rod.

Preferably, the back surface of the sealing plate is provided with an opening, and the corrugated shrinkage cylinder is fixedly installed on the outer side of the opening.

Preferably, the diameter of the socket is larger than that of the sealing plate, and the width of the sealing gasket is larger than that of the sealing groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a sealing gate valve that leakproofness is good possesses following beneficial effect:

the sealing gate valve with good sealing performance is characterized in that a sealing plate is arranged, when the elastic seat sealing gate valve works, a twisting switch twisting plate moves downwards, in the process, the switch twisting plate rotates at the top of a connecting rod to drive the connecting rod to move downwards, the connecting rod moves downwards to be fixedly connected with the sealing plate, the sealing plate enters the connecting pipe through a socket when moving, the sealing plate can seal the elastic seat sealing gate valve after entering the connecting pipe, the sealing plate can be clamped on the outer side of a sealing groove, the sealing effect of the elastic seat sealing gate valve is improved, when the sealing plate is positioned in the connecting pipe, a corrugated telescopic cylinder can be under the action of water pressure and can generate certain suction when contracting towards the reverse contraction of water flow, and therefore a pushing suction is added when the sealing plate seals the elastic seat sealing gate valve, thereby increasing the fastening nature of closing plate for the leakproofness of elasticity seat seal gate valve is more excellent.

Drawings

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

FIG. 2 is a front cross-sectional view of the present invention;

fig. 3 is a left side view of the sealing plate of the present invention.

In the figure: the sealing structure comprises a mounting plate 1, a connecting pipe 2, a flow opening 3, a sealing plate 4, a mounting hole 5, a valve body 6, a connecting cylinder 7, a connecting shaft 8, a fixing bolt 9, a switch torsion disc 10, a connecting rod 11, a corrugated shrink cylinder 13, a socket 14, a sliding groove 15, a sealing groove 16 and a sealing gasket 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a sealing gate valve with good sealing performance comprises a mounting plate 1, a connecting pipe 2 is fixedly mounted on the back of the mounting plate 1, a flow opening 3 is formed in the front of the mounting plate 1, a sealing plate 4 is movably mounted inside the flow opening 3, a mounting hole 5 is formed in the front of the mounting plate 1, the diameter of the connecting pipe 2 is not larger than that of the mounting plate 1, the mounting holes 5 are equidistantly arranged on the front of the mounting plate 1, a valve body 6 is fixedly mounted on the top of the connecting pipe 2, a connecting cylinder 7 is fixedly mounted on the top of the valve body 6, the bottom of the valve body 6 penetrates through the connecting pipe 2 and extends into the connecting pipe 2, the connecting cylinder 7 is communicated with the valve body 6, a connecting shaft 8 is fixedly mounted on the top of the valve body 6 and the bottom of the connecting cylinder 7, a fixing bolt 9 is, the back of the sealing plate 4 is fixedly provided with a connecting rod 11, the bottom of the switch twisting disc 10 is fixedly provided with a control rod, the top of the connecting rod 11 is movably connected with the control rod, the back of the sealing plate 4 is fixedly provided with a corrugated shrinkage cylinder 13, the back of the sealing plate 4 is provided with an opening, the corrugated shrinkage cylinder 13 is fixedly arranged on the outer side of the opening, the top of the connecting pipe 2 is provided with a socket 14, the left side and the right side of the inner wall of the valve body 6 are both provided with chutes 15, the front and the back of the connecting pipe 2 are both provided with sealing grooves 16, the outer side of the sealing plate 4 is fixedly provided with a sealing gasket 17, the diameter of the socket 14 is larger than that of the sealing plate 4, the width of the sealing gasket 17 is larger than that of the sealing grooves 16, when the elastic seat seal gate valve works, the twisting switch, connecting rod 11 will be transferred when the downstream rather than fixed connection closing plate 4 downstream, closing plate 4 will enter into the inside of connecting pipe 2 through socket 14 when removing, sealing plate 4 will play sealed effect to elastic seat seal gate valve after entering connecting pipe 2 is inside, and sealed pad 17 will joint in the outside of seal groove 16, thereby the sealed effect of elastic seat seal gate valve has been improved, and when closing plate 4 is located connecting pipe 2 inside, ripple shrink section of thick bamboo 13 will receive hydraulic effect, towards the reverse shrink of rivers flow, ripple shrink section of thick bamboo 13 will produce certain suction when the shrink, thereby increase the suction of a promotion when closing plate 4 seals up elastic seat seal gate valve, thereby increase closing plate 4's fastening, make elastic seat seal gate valve's leakproofness more excellent.

When using, when the work of elastic seat seal gate valve, wrench movement switch wrench disk 10 downstream, thereby switch wrench disk 10 will rotate at the top of connecting rod 11 and drive connecting rod 11 downstream at this in-process, connecting rod 11 will mobilize when downstream rather than fixed connection closing plate 4 downstream, closing plate 4 will enter into the inside of connecting pipe 2 through socket 14 when moving, sealing plate 4 will play sealed effect to elastic seat seal gate valve after entering connecting pipe 2 is inside, and sealed pad 17 will joint in the outside of seal groove 16.

In conclusion, the sealing gate valve with good sealing performance is provided with the sealing plate 4, when the elastic seat sealing gate valve works, the switch twisting disc 10 is twisted to move downwards, in the process, the switch twisting disc 10 rotates at the top of the connecting rod 11 to drive the connecting rod 11 to move downwards, when the connecting rod 11 moves downwards, the connecting rod 11 is moved to be fixedly connected with the sealing plate 4 to move downwards, the sealing plate 4 enters the connecting pipe 2 through the socket 14 when moving, after entering the connecting pipe 2, the sealing plate 4 plays a role in sealing the elastic seat sealing gate valve, and the sealing gasket 17 is clamped at the outer side of the sealing groove 16, so that the sealing effect of the elastic seat sealing gate valve is improved, when the sealing plate 4 is positioned inside the connecting pipe 2, the corrugated telescopic cylinder 13 is subjected to the action of water pressure and contracts in the reverse direction of water flow, and the corrugated telescopic cylinder 13 generates a certain suction force when contracting, thereby increase the suction of a promotion when closing plate 4 seals up the gate valve to elastic seat, thereby increase closing plate 4's fastening nature, make elastic seat seal gate valve's leakproofness better, it is not good to have solved traditional elastic seat seal gate valve sealed situation, can cause a certain amount of liquid to leak extravagantly when control liquid flow switch, the not good problem of result of use.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a sealing gate valve that leakproofness is good, includes mounting panel (1), its characterized in that: the back fixed mounting of mounting panel (1) has connecting pipe (2), circulation mouth (3) have been seted up in the front of mounting panel (1), the inside movable mounting of circulation mouth (3) has closing plate (4), mounting hole (5) have been seted up in the front of mounting panel (1), the top fixed mounting of connecting pipe (2) has valve body (6), the top fixed mounting of valve body (6) has connecting cylinder (7), the top of valve body (6) and the bottom fixed mounting of connecting cylinder (7) have connecting axle (8), top the top threaded connection of connecting axle (8) has fixing bolt (9), the top movable mounting of connecting cylinder (7) has switch wrench disk (10), the back fixed mounting of closing plate (4) has connecting rod (11), the back fixed mounting of closing plate (4) has ripple shrink section of thick bamboo (13), socket (14) have been seted up at the top of connecting pipe (2), spout (15) have all been seted up to the left and right sides of valve body (6) inner wall, seal groove (16) have all been seted up with the back in the front of connecting pipe (2), the outside fixed mounting of closing plate (4) has sealed pad (17).

2. The sealing gate valve of claim 1, wherein: the diameter of the connecting pipe (2) is not larger than that of the mounting plate (1), and the mounting holes (5) are arranged on the front surface of the mounting plate (1) at equal intervals.

3. The sealing gate valve of claim 1, wherein: the bottom of the valve body (6) penetrates through the connecting pipe (2) and extends to the inside of the connecting pipe (2), and the connecting cylinder (7) is communicated with the valve body (6).

4. The sealing gate valve of claim 1, wherein: the bottom fixed mounting of switch wrench disk (10) has the control lever, the top and the control lever swing joint of connecting rod (11).

5. The sealing gate valve of claim 1, wherein: the back of the sealing plate (4) is provided with an opening, and the corrugated shrinkage cylinder (13) is fixedly arranged on the outer side of the opening.

6. The sealing gate valve of claim 1, wherein: the diameter of the socket (14) is larger than that of the sealing plate (4), and the width of the sealing gasket (17) is larger than that of the sealing groove (16).