CN211779089U

CN211779089U - Safety sampling ball valve

Info

Publication number: CN211779089U
Application number: CN201922283928.6U
Authority: CN
Inventors: 李军辉; 滕新庭; 滕楠; 吴剑; 杨跃苗
Original assignee: Kaisitong Valve Co ltd
Current assignee: Kaisitong Valve Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-10-27
Anticipated expiration: 2029-12-18

Abstract

The utility model provides a safe sampling ball valve relates to ball valve technical field, including the valve body, the water inlet has all been seted up at the inside both ends of valve body, and the equal fixed mounting in one side that two water inlets are relative has the valve rod, and the valve rod is located the inside one end fixed mounting of valve body and has the ball stopper, and the inside of valve body is located fixed mounting between two ball stoppers and has the baffle, and the delivery port has been seted up to the inside one side relative with the valve rod of valve body. The utility model discloses, through simple operations such as control pull rod and inserted bar, can reach quick assembly disassembly's effect, and it is short to consume time, reduce workman's intensity of labour, be fit for changing and maintaining the water pipe by large batch, when the time of connection is too long between water pipe and the water inlet, the water pipe is eroded by water pressure for a long time, take place not hard up, resilience force through elastic spring, make the inside gas of sealed piece of extrusion all the time, get into the inside of fastening expansion ring through No. two leather hoses, reach the effect that lasts the fastening inserted bar, the effect of installation steadiness has been improved.

Description

Safety sampling ball valve

Technical Field

The utility model relates to a ball valve technical field especially relates to a safety sampling ball valve.

Background

The ball valve, the opening and closing piece (spheroid) is driven by the valve stem, and round the valve that the ball valve axis makes the rotary motion, also can be used to the regulation and control of fluidic, wherein have very strong shearing force between the metal valve seat of hard alloy of its V-shaped core of hard seal V-type ball valve and build-up welding hard alloy, the medium of especially adapted to containing fibre, tiny solid particle, etc..

Traditional ball valve when carrying out the use, because the pipeline of connecting receives a large amount of water pressure for a long time and strikes for the connection of pipeline takes place not hard up, and the not hard up of pipeline just need be maintained simultaneously, has so not only increased the cost of pipeline maintenance, need change the pipeline simultaneously, still lowers the life of pipeline, and the practicality is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a safety sampling ball valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a safety sampling ball valve, includes the valve body, the water inlet has all been seted up at the inside both ends of valve body, and the equal fixed mounting in one side that two water inlets are relative has the valve rod, the valve rod is located the inside one end fixed mounting of valve body has the ball stopper, the inside of valve body is located fixed mounting between two ball stoppers has the baffle, the delivery port has been seted up to the inside and the one side that the valve rod is relative of valve body, the surface of valve body is located one side fixed mounting of water inlet has fixed knot to construct.

Preferably, the outer surface of the valve body is located the upper and lower both sides of water inlet and all inserts and be equipped with the inserted bar, the valve rod runs through the valve body and extends to the inside of valve body.

Preferably, the inside of valve body is located two ball stopper respectively and contacts department fixed mounting with the valve body inner wall mutually and has the sealing washer, the inside of valve body is located delivery port and contacts department fixed mounting with the baffle mutually and has the sealing washer.

Preferably, fixed knot constructs including the fixed block, the fixed surface fixed mounting of valve body has the fixed block, the inside sliding connection of fixed block has the piston, one side fixed mounting that the inside of fixed block is located the piston has the gasbag, the inside intercommunication of gasbag has a leather hose, the inside opposite side fixed mounting that is located the piston of fixed block has the inflation tighrening ring.

Preferably, the fixed surface of fixed block installs sealed piece, the inside sliding connection of sealed piece has the sealing plug, the fixed surface of sealing plug installs the sleeve pipe, sheathed tube inner wall sliding connection has the pull rod, the pull rod runs through sealed piece and extends to the outside of sealed piece, the pull rod is located the inside one end surface cover of sealed piece and is equipped with extension spring, extension spring's both ends respectively with pull rod and sleeve pipe fixed connection.

Preferably, the outer surface of the sealing block is communicated with a second leather hose, and one end, far away from the sealing block, of the second leather hose is communicated with an expansion fastening ring.

Advantageous effects

1. In the utility model, through the arrangement of the fixing structure, when the water pipe needs to be replaced or maintained, the pull rod is pulled, the pull rod slides along the inner wall of the sleeve and pulls the sealing plug to move along the inner wall of the sealing block, the gas in the fastening expansion ring is absorbed through the second leather hose under the action of suction force, the fastening expansion ring contracts, the insertion rod is pulled out, the disassembly effect can be achieved, when the water pipe is installed, the insertion rod is inserted into the fixed block and the piston is extruded, the piston extrudes the air bag, the gas in the air bag enters the fastening expansion ring through the first leather hose, the fastening expansion ring expands and firmly fastens the insertion rod, the quick fixing effect is achieved, the quick disassembly and assembly effect can be achieved through simple operations of controlling the pull rod, the insertion rod and the like, the consumed time is short, the labor intensity of workers is reduced, the water pipe is suitable for being replaced and maintained in large batch, when the connection time is too long between water pipe and the water inlet, the water pipe is eroded by water pressure for a long time, takes place to become flexible, through the resilience force of elasticity spring for sealed piece extrudees the inside gas of sealed piece all the time, gets into the inside of fastening expansion ring through No. two leather hoses, reaches the effect that lasts the fastening inserted bar, has improved the effect of installation steadiness.

Drawings

Fig. 1 is a schematic structural view of a safety sampling ball valve according to the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

fig. 3 is a schematic structural diagram of the point B in fig. 2 according to the present invention.

Illustration of the drawings:

1. a valve body; 2. a valve stem; 3. a ball plug; 4. a partition plate; 5. a water inlet; 6. a water outlet; 7. a fixed structure; 71. a fixed block; 72. a piston; 73. an air bag; 74. a first leather hose; 75. expanding the fastening ring; 76. a second leather hose; 77. a sealing block; 78. a sealing plug; 79. a sleeve; 710. a pull rod; 711. an extension spring; 8. and (4) inserting the rod.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Referring to fig. 1-3, a safety sampling ball valve, including valve body 1, water inlet 5 has all been seted up at the inside both ends of valve body 1, the equal fixed mounting in one side that two water inlets 5 are relative has valve rod 2, the one end fixed mounting that valve rod 2 is located 1 inside of valve body has ball stopper 3, fixed mounting has baffle 4 between the inside of valve body 1 is located two ball stoppers 3, delivery port 6 has been seted up to the inside one side relative with valve rod 2 of valve body 1, one side fixed mounting that the surface of valve body 1 is located water inlet 5 has fixed knot to construct 7, the upper and lower both sides that the surface of valve body 1 is located water inlet 5 all are inserted and are equipped with inserted bar 8, valve rod 2 runs through valve body 1 and extends to the inside of valve body 1, the inside of valve body 1 is located two

ball stoppers

3 and 1 inner wall fixed mounting of valve body respectively has the sealing washer.

The fixing structure 7 comprises a fixing block 71, a fixing block 71 is fixedly arranged on the outer surface of the valve body 1, a piston 72 is slidably connected inside the fixing block 71, an air bag 73 is fixedly arranged on one side, located at the piston 72, inside the fixing block 71, a first leather hose 74 is communicated inside the air bag 73, an expansion fastening ring 75 is fixedly arranged on the other side, located at the piston 72, inside the fixing block 71, a sealing block 77 is fixedly arranged on the outer surface of the fixing block 71, a sealing plug 78 is slidably connected inside the sealing block 77, a sleeve 79 is fixedly arranged on the outer surface of the sealing plug 78, a pull rod 710 is slidably connected to the inner wall of the sleeve 79, the pull rod 710 penetrates through the sealing block 77 and extends to the outside of the sealing block 77, an extension spring 711 is sleeved on the outer surface of one end, located inside the sealing block 77, of the pull rod 710, two ends of the extension spring, no. two leather hoses 76 keep away from the one end inflation tighrening ring 75 intercommunication of sealed piece 77, through being provided with fixed knot structure 7, through the resilience force of elasticity spring for sealed piece 77 extrudees the inside gas of sealed piece 77 all the time, gets into the inside of fastening expansion ring through No. two leather hoses 76, reaches the effect that lasts fastening inserted bar 8, has improved the effect of installation steadiness.

The utility model discloses a theory of operation: when the water pipe needs to be replaced or maintained, the pull rod 710 is pulled, the pull rod 710 slides along the inner wall of the sleeve 79 and pulls the sealing plug 78 to move along the inner wall of the sealing block 77, the gas in the fastening expansion ring is absorbed through the second leather hose 76 under the action of suction force, the fastening expansion ring contracts, the insertion rod 8 is pulled away, the dismounting effect can be achieved, when the water pipe is installed, the insertion rod 8 is inserted into the fixing block 71 and presses the piston 72, the piston 72 presses the air bag 73, the gas in the air bag 73 enters the fastening expansion ring through the first leather hose 74, the fastening expansion ring expands and firmly fastens the insertion rod 8, the quick fixing effect is achieved, the quick dismounting effect can be achieved by controlling simple operations of the pull rod 710 and the insertion rod 8 and the like, the time consumption is short, the labor intensity of workers is reduced, and the water pipe is suitable for replacing and maintaining the water pipes in large batch, when the connection time is too long between water pipe and the water inlet 5, the water pipe is eroded by water pressure for a long time, takes place to become flexible, through the resilience force of elasticity spring for sealed piece 77 extrudes the inside gas of sealed piece 77 all the time, gets into the inside of fastening expansion ring through No. two leather hoses 76, reaches the effect that lasts fastening inserted bar 8, has improved the effect of installation steadiness.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a safe sample ball valve, includes valve body (1), its characterized in that: water inlet (5) have all been seted up at the inside both ends of valve body (1), and the equal fixed mounting in one side that two water inlets (5) are relative has valve rod (2), valve rod (2) are located the inside one end fixed mounting of valve body (1) and have ball stopper (3), fixed mounting has baffle (4) between the inside of valve body (1) is located two ball stoppers (3), delivery port (6) have been seted up with the one side that valve rod (2) are relative in the inside of valve body (1), one side fixed mounting that the surface of valve body (1) is located water inlet (5) has fixed knot to construct (7).

2. A safety sampling ball valve as claimed in claim 1, wherein: the outer surface of the valve body (1) is located the upper and lower both sides of water inlet (5) and is all inserted and equipped with inserted bar (8), valve rod (2) run through valve body (1) and extend to the inside of valve body (1).

3. A safety sampling ball valve as claimed in claim 1, wherein: the inside of valve body (1) is located two ball stopper (3) respectively and contacts department fixed mounting with valve body (1) inner wall mutually and has the sealing washer, the inside of valve body (1) is located delivery port (6) and contacts department fixed mounting with baffle (4) mutually and has the sealing washer.

4. A safety sampling ball valve as claimed in claim 1, wherein: fixed knot constructs (7) including fixed block (71), the fixed surface of valve body 1 installs fixed block (71), the inside sliding connection of fixed block (71) has piston (72), one side fixed mounting that the inside of fixed block (71) is located piston (72) has gasbag (73), the inside intercommunication of gasbag (73) has leather hose (74), the opposite side fixed mounting that the inside of fixed block (71) is located piston (72) has inflation tighrening ring (75).

5. A safety sampling ball valve according to claim 4, wherein: the fixed surface of fixed block (71) installs sealed piece (77), the inside sliding connection of sealed piece (77) has sealing plug (78), the fixed surface of sealing plug (78) installs sleeve pipe (79), the inner wall sliding connection of sleeve pipe (79) has pull rod (710), pull rod (710) run through sealed piece (77) and extend to the outside of sealed piece (77), the outside surface cover that one end that pull rod (710) are located sealed piece (77) inside is equipped with extension spring (711), extension spring (711) both ends respectively with pull rod (710) and sleeve pipe (79) fixed connection.

6. A safety sampling ball valve according to claim 5, wherein: the outer surface of the sealing block (77) is communicated with a second leather hose (76), and one end, far away from the sealing block (77), of the second leather hose (76) is communicated with an expansion fastening ring (75).