CN211738062U

CN211738062U - Big double-gate valve of intensity

Info

Publication number: CN211738062U
Application number: CN202020326253.9U
Authority: CN
Inventors: 黄重峰
Original assignee: Guangdong Jinggong Valve Co ltd
Current assignee: Guangdong Jinggong Valve Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-10-23
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a double-gate disc gate valve that intensity is big, which comprises a valve body, one side surface of valve body is provided with the fluid outlet, the opposite side surface of valve body is provided with fluid inlet, the upper end surface of valve body is provided with high strength sealing fastening mechanism, high strength sealing fastening mechanism's upper end surface is provided with the valve gap, the upper end surface of going up the valve gap is provided with super thick seal baffle mechanism, super thick seal baffle mechanism's upper end surface is provided with the fastener, go up the inside valve rod that runs through of valve gap, the outer wall of valve rod is provided with sleeve pipe and the rotatory hand wheel mechanism of portable wear-resisting type, the sleeve pipe is located the lower extreme of the rotatory hand wheel mechanism of portable wear. A double-gate board gate valve that intensity is big, friction between can effectual reduction part makes it reduce the damage, effectively improves the wear resistance of gate valve, sealing performance is good, is favorable to prolonging the life of gate valve, brings better use prospect.

Description

Big double-gate valve of intensity

Technical Field

The utility model relates to a double-gate valve technical field specifically is a double-gate valve that intensity is big.

Background

The double-gate valve is suitable for being used as closed-circuit equipment on pipelines with water and sewage as media, and is not allowed to be used for flow regulation and evacuation, the parallel double-gate valve is one of ceramic gate valves, so the structure and the working principle of the parallel double-gate valve are consistent with those of the gate valve, the opening and closing body (valve plate) of the parallel double-gate valve drives the valve seat sealing surface to do lifting motion by the valve rod, a fluid channel can be connected or cut off, when the valve is partially opened, a vortex is generated on the back of the gate plate, the erosion and the vibration of the gate plate are easily caused, the valve seat sealing surface is also easily damaged, the repair is difficult, the parallel double-gate valve is usually suitable for being not required to be: the valve rod drives the valve plate to move up and down to realize the opening and closing of the valve by means of external power provided by the air cylinder or the hand wheel, and the valve plate is in close contact with the valve seat by means of the pretightening force of the spring arranged between the double flashboards in the opening and closing process of the valve, so that sealing is realized.

The existing double-gate-plate gate valve has certain defects in installation and use, has the problems of low wear resistance and short service life, seriously influences the working reliability and economical efficiency of a pneumatic conveying system, brings certain adverse effects to the use process of people, and provides the double-gate-plate gate valve with high strength.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

Not enough to prior art, the utility model provides a double-gate board gate valve that intensity is big possesses big sealing performance of intensity good, advantages such as wear-resisting, can effectively solve the problem in the background art.

Technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a double-gate valve that intensity is big, includes the valve body, one side surface of valve body is provided with the fluid outlet, the opposite side surface of valve body is provided with fluid inlet, the upper end surface of valve body is provided with high strength seal fastening mechanism, high strength seal fastening mechanism's upper end surface is provided with the valve gap, the upper end surface of going up the valve gap is provided with super thick seal baffle mechanism, the upper end surface of super thick seal baffle mechanism is provided with the fastener, go up the inside valve rod that runs through of valve gap, the outer wall of valve rod is provided with sleeve pipe and portable wear-resisting type rotatory hand wheel mechanism, the sleeve pipe is located the lower extreme of portable wear-resisting type rotatory hand wheel.

Preferably, portable wear-resisting type rotatory handwheel mechanism includes the handle, rotates the handwheel, screw bolt and rubber packing ring, the rubber packing ring is located the lower extreme of rotating the handwheel, the screw bolt is located the upper end of rotating the handwheel, the handle is located one side that the screw bolt was tied.

Preferably, the high strength seal fastening device includes rotating nut, gim peg and high strength seal dish, rotating nut runs through the high strength seal dish, the gim peg is located the both sides of high strength seal dish.

Preferably, be provided with the fixed glue between rotation hand wheel and the rubber packing ring, and the lower extreme surface of rotation hand wheel passes through the fixed glue and is connected with the upper end external surface fixed connection of rubber packing ring, be provided with the super glue between screw bolt and the handle, and one side surface of screw bolt passes through the super glue and is connected with one side external surface fixed connection of handle.

Preferably, be provided with the draw-in groove between rotation nut and the high strength sealed dish, and one side surface of rotation nut passes through the draw-in groove and is connected with one side internal surface fixed of the sealed dish of high strength, be provided with the screw between gim peg and the high strength sealed dish, and the lower extreme surface of gim peg passes through the upper end fixed surface of screw and high strength sealed dish and is connected.

Preferably, the super-thick sealing baffle mechanism comprises a fixing block, a sealing baffle and an arc cushion block, wherein the fixing block is located on one side of the arc cushion block, and the arc cushion block is located on two sides of the sealing baffle.

Preferably, an adhesive is arranged between the sealing baffle and the arc cushion block, the outer surface of one side of the sealing baffle is fixedly connected with the outer surface of one side of the arc cushion block through the adhesive, an adhesive is arranged between the fixing block and the arc cushion block, and the outer surface of one side of the fixing block is fixedly connected with the outer surface of the front end of the arc cushion block through the adhesive.

Advantageous effects

Compared with the prior art, the utility model provides a double-disc gate valve that intensity is big possesses following beneficial effect:

1. this double-gate valve that intensity is big, rotatory hand wheel mechanism of portable wear-resisting type through setting up, use the handle can make things convenient for quick rotation valve rod, can provide convenience for people's use, the outer lane of screw bolt and the bottom of rotating the hand wheel are equipped with the rubber packing ring, can effectually reduce the friction between the part, make it reduce the damage, inside mechanical transmission simple structure, it is high to have an installation effectiveness, can accelerate the production progress, production and delivery cycle have been reduced and manufacturing cost has been reduced, for people use, it is convenient to provide, the wear resistance of gate valve has effectively been improved, anti erosion-resisting ability, be favorable to prolonging the life of gate valve, guarantee the reliable operation of system.

2. This double-gate valve that intensity is big, through the sealed fastening device of high strength that sets up, promotion through the valve rod, the sealed dish of high strength can be sealed the siphunculus with the gim peg cooperation, prevent that water from oozing through the siphunculus, guarantee the leakproofness of double-gate valve, reduce the waste of water resource, moreover, the steam generator is simple in structure, high-strength seals the dish, the atress is even, after the pressure equipment, evenly paste tightly, it is high to seal the effect, can improve product property ability and improve life, two flashboards draw close to in the middle under the pressure action, the conflict dynamics increases gradually, the leakproofness also improves gradually, and the atress is even, sealing area is big, difficult wearing and tearing, thereby further improve the leakproofness between flashboard and the valve port, the service life.

3. This double-gate valve that intensity is big, through the super thick seal baffle mechanism that sets up, can make the leakproofness of double-gate valve connector stronger, promote the performance of machine, make the security of machine stronger, reduced because the accident that the leakproofness is not strong brought, can effectually prevent that water from oozing through the siphunculus, guarantee the leakproofness of gate valve, reduce the waste of water resource, simple structure, convenient to use can improve product property ability and improve life.

Drawings

Fig. 1 is the utility model relates to a big double-disc gate valve's of intensity overall structure schematic diagram.

Fig. 2 is the utility model relates to a big double gate disc gate valve's of intensity portable wear-resisting type rotatory handwheel mechanism schematic diagram.

Fig. 3 is the utility model relates to a high strength sealing and fastening mechanism schematic diagram of a double-gate valve with high strength.

Fig. 4 is the utility model relates to a double-gate valve's that intensity is big super thick sealing baffle mechanism schematic diagram.

In the figure: 1. a valve body; 2. a portable wear-resistant rotary hand wheel mechanism; 21. a handle; 22. rotating a hand wheel; 23. a threaded bolt; 24. a rubber gasket; 3. a high strength seal fastening mechanism; 31. rotating the nut; 32. a fixing bolt; 33. a high strength sealing disk; 4. a sleeve; 5. a valve stem; 6. a fastener; 7. an ultra-thick sealing baffle mechanism; 71. a fixed block; 72. sealing the baffle; 73. an arc-shaped cushion block; 8. a fluid outlet; 9. an upper valve cover; 10. a fluid inlet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a strong double-gate valve comprises a valve body 1, a fluid outlet 8 is arranged on the outer surface of one side of the valve body 1, a fluid inlet 10 is arranged on the outer surface of the other side of the valve body 1, a high-strength sealing and fastening mechanism 3 is arranged on the outer surface of the upper end of the valve body 1, an upper valve cover 9 is arranged on the outer surface of the upper end of the high-strength sealing and fastening mechanism 3, an ultra-thick sealing baffle mechanism 7 is arranged on the outer surface of the upper end of the upper valve cover 9, a fastening member 6 is arranged on the outer surface of the upper end of the ultra-thick sealing baffle mechanism 7, a valve rod 5 penetrates through the inside of the upper valve cover 9, a sleeve 4 and a portable wear.

Further, portable wear-resisting type rotatory hand wheel mechanism 2 includes handle 21, rotates hand wheel 22, screw bolt 23 and rubber packing ring 24, and rubber packing ring 24 is located the lower extreme that rotates hand wheel 22, and screw bolt 23 is located the upper end that rotates hand wheel 22, and handle 21 is located one side that screw bolt 23, provides convenience for people use, has effectively improved the wear resistance of gate valve.

Further, the high-strength sealing and fastening mechanism 3 comprises a rotating nut 31, fixing bolts 32 and a high-strength sealing disc 33, wherein the rotating nut 31 penetrates through the high-strength sealing disc 33, and the fixing bolts 32 are located on two sides of the high-strength sealing disc 33, so that friction between components can be effectively reduced, and damage to the components is reduced.

Furthermore, a fixing glue is arranged between the rotating hand wheel 22 and the rubber gasket 24, the outer surface of the lower end of the rotating hand wheel 22 is fixedly connected with the outer surface of the upper end of the rubber gasket 24 through the fixing glue, a strong glue is arranged between the threaded bolt 23 and the handle 21, the outer surface of one side of the threaded bolt 23 is fixedly connected with the outer surface of one side of the handle 21 through the strong glue, the sealing effect is high, the product performance can be improved, and the service life can be prolonged.

Further, be provided with the draw-in groove between swivel nut 31 and the sealed dish 33 of high strength, and one side surface of swivel nut 31 passes through the draw-in groove and is connected with one side internal surface fixed of the sealed dish 33 of high strength, be provided with the screw between gim peg 32 and the sealed dish 33 of high strength, and the lower extreme surface of gim peg 32 passes through the screw and is connected with the upper end surface fixed of the sealed dish 33 of high strength, further improves the leakproofness between flashboard and the valve port, has prolonged gate valve life.

Further, super thick seal baffle mechanism 7 includes fixed block 71, seal baffle 72 and arc cushion block 73, and fixed block 71 is located one side of arc cushion block 73, and arc cushion block 73 is located seal baffle 72's both sides, has reduced production and delivery cycle and has reduced manufacturing cost, provides convenience for people's use.

Furthermore, adhesive glue is arranged between the sealing baffle 72 and the arc cushion block 73, the outer surface of one side of the sealing baffle 72 is fixedly connected with the outer surface of one side of the arc cushion block 73 through the adhesive glue, an adhesive is arranged between the fixing block 71 and the arc cushion block 73, and the outer surface of one side of the fixing block 71 is fixedly connected with the outer surface of the front end of the arc cushion block 73 through the adhesive, so that people can use the sealing baffle conveniently.

Principle of operation

The utility model comprises a valve body 1, a portable wear-resistant rotary hand wheel mechanism 2, a handle 21, a rotary hand wheel 22, a threaded bolt 23, a rubber gasket 24, a high-strength sealing and fastening mechanism 3, a rotary nut 31, a fixed bolt 32, a high-strength sealing disc 33, a sleeve 4, a valve rod 5, a fastening piece 6, an ultra-thick sealing baffle mechanism 7, a fixed block 71, a sealing baffle 72, an arc cushion block 73, a fluid outlet 8, an upper valve cover 9 and a fluid inlet 10, when in use, the handle 21 can be used for conveniently and rapidly rotating the valve rod 5, which can provide convenience for people to use, the rubber gaskets 24 are arranged on the outer ring of the threaded bolt 23 and the bottom of the rotary hand wheel 22, which can effectively reduce the friction between the components, reduce the damage of the components, the internal mechanical transmission structure is simple, the installation efficiency is high, the production speed can be accelerated, the production and delivery cycle is reduced, the manufacturing cost is reduced, the use is convenient for people, the wear resistance and the erosion resistance of the gate valve are effectively improved, the service life of the gate valve is prolonged, the reliable operation of a system is ensured, the high-strength sealing disc 33 is matched with the fixing bolt 32 to seal the through pipe by the push of the valve rod 5 through the arranged high-strength sealing and fastening mechanism 3, water is prevented from seeping through the through pipe, the sealing performance of the double-gate-plate gate valve is ensured, the waste of water resources is reduced, the structure is simple, the use is convenient, the high-strength sealing disc 33 is uniformly stressed, after press fitting, the high-strength sealing disc 33 is uniformly attached, the sealing effect is high, the product performance and the service life are improved, the two gate plates are close to the middle under the action of pressure, the collision force is gradually increased, the sealing performance is also gradually improved, the force is uniform, the sealing area is large, the gate valve life has been prolonged, through the super thick seal baffle mechanism 7 that sets up, can make the leakproofness of double-gate board gate valve connector stronger, promote the performance of machine, make the security of machine stronger, reduced because the accident that the leakproofness does not bring by force, can effectually prevent that water from oozing through the siphunculus, guarantee the leakproofness of gate valve, reduce the waste of water resource, simple structure, convenient to use can improve product property ability and improve life.

It is noted that, herein, relational terms such as first and second (a, b, etc.) 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.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a big double-gate board gate valve of intensity, includes valve body (1), its characterized in that: the outer surface of one side of valve body (1) is provided with fluid outlet (8), the opposite side surface of valve body (1) is provided with fluid inlet (10), the upper end surface of valve body (1) is provided with high strength sealing fastening mechanism (3), the upper end surface of high strength sealing fastening mechanism (3) is provided with valve gap (9), the upper end surface of valve gap (9) is provided with super thick sealing baffle mechanism (7), the upper end surface of super thick sealing baffle mechanism (7) is provided with fastener (6), valve rod (5) are run through to upper valve gap (9) inside, the outer wall of valve rod (5) is provided with sleeve pipe (4) and portable wear-resisting type rotatory hand wheel mechanism (2), sleeve pipe (4) are located the lower extreme of portable wear-resisting type rotatory hand wheel mechanism (2).

2. A strong double gate valve according to claim 1, wherein: portable wear-resisting type rotatory hand wheel mechanism (2) include handle (21), rotate hand wheel (22), screw bolt (23) and rubber packing ring (24), rubber packing ring (24) are located the lower extreme of rotating hand wheel (22), screw bolt (23) are located the upper end of rotating hand wheel (22), handle (21) are located one side of screw bolt (23).

3. A strong double gate valve according to claim 1, wherein: high strength seal fastening device (3) are including rotating nut (31), gim peg (32) and high strength seal dish (33), rotating nut (31) runs through high strength seal dish (33), gim peg (32) are located the both sides of high strength seal dish (33).

4. A strong double gate valve according to claim 2, wherein: rotate and be provided with the fixed glue between hand wheel (22) and rubber packing ring (24), and the lower extreme surface of rotating hand wheel (22) is through the upper end fixed surface connection of fixed glue with rubber packing ring (24), be provided with the super glue between screw bolt (23) and handle (21), and one side surface of screw bolt (23) is through the super glue and one side fixed surface connection of handle (21).

5. A strong double gate valve according to claim 3, wherein: rotate and be provided with the draw-in groove between nut (31) and the high strength sealed dish (33), and rotate one side internal surface fixed connection of nut (31) one side surface through draw-in groove and high strength sealed dish (33), be provided with the screw between gim peg (32) and the high strength sealed dish (33), and the lower extreme surface of gim peg (32) passes through the upper end external surface fixed connection of screw and high strength sealed dish (33).

6. A strong double gate valve according to claim 1, wherein: the super-thick sealing baffle mechanism (7) comprises a fixing block (71), a sealing baffle (72) and an arc cushion block (73), wherein the fixing block (71) is located on one side of the arc cushion block (73), and the arc cushion block (73) is located on two sides of the sealing baffle (72).

7. The strong double gate valve according to claim 6, wherein: the sealing baffle plate is characterized in that adhesive glue is arranged between the sealing baffle plate (72) and the arc cushion block (73), the outer surface of one side of the sealing baffle plate (72) is fixedly connected with the outer surface of one side of the arc cushion block (73) through the adhesive glue, an adhesive is arranged between the fixing block (71) and the arc cushion block (73), and the outer surface of one side of the fixing block (71) is fixedly connected with the outer surface of the front end of the arc cushion block (73) through the adhesive.