CN207161823U - A kind of stop valve structure of durable leakproof - Google Patents
A kind of stop valve structure of durable leakproof Download PDFInfo
- Publication number
- CN207161823U CN207161823U CN201720826974.4U CN201720826974U CN207161823U CN 207161823 U CN207161823 U CN 207161823U CN 201720826974 U CN201720826974 U CN 201720826974U CN 207161823 U CN207161823 U CN 207161823U
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- CN
- China
- Prior art keywords
- connecting rod
- close
- pipe
- hinged
- fixed plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of stop valve structure of durable leakproof, including housing, the top inner wall of housing is welded with fixed plate, fixed plate is socketed with horizontally disposed head rod, one end of the head rod is hinged with roller, the one end of head rod away from roller is hinged with the second connecting rod, the one end of second connecting rod away from head rod is hinged with the 3rd connecting rod, the described one end of 3rd connecting rod away from the second connecting rod is hinged with motion bar, motion bar is installed with pipe close from one end of the 3rd connecting rod, motion bar is arranged with casing close to one end of pipe close, the water service pipe connected with casing is connected with below the casing, the one end of water service pipe away from casing is connected with ball-shape plug, action bars is socketed with cam close to roller, and cam is fitted close with roller.The utility model is avoided the abrasion of individual layer leak-proof device and leakage occurs, improved leak preventing effect, ensured to the safety belt of enterprises and individuals by multilayer leakage-proof structure.
Description
Technical field
It the utility model is related to stop valve technical field, more particularly to a kind of stop valve structure of durable leakproof.
Background technology
Stop valve is also pipe valve, is a kind of using more extensive valve, why very popular it is, is due to be opened and closed
Frictional force is smaller between sealing surface in journey, relatively durable, and unlatching difficulty is little, easy to manufacture, easy to maintenance, in being applicable not only to
Low pressure, and it is applied to high pressure, the closure principle of stop valve is to rely on valve rod pressure, makes valve clack sealing surface tight with sealing surface of seat
Closely connected conjunction, flow of media is prevented, the existing with good grounds channel direction of stop valve is classified, the position point of screw thread on good grounds valve rod
Class.
The producer of the stop valve of China's production at present is relatively more, size for connection also most disunity, but various stop valves
Principle is essentially identical, and it is exactly to have good sealing that stop valve is most important when work, has preferable leakproof special
Property, and most stop valve of in the market its leakage-proof structure typically only has individual layer leakage-proof structure, after long-time use, can make to prevent
Drain structure produces abrasion, causes this effect of its leakproof to decline, influences the working effect of stop valve, easily produce liquid leakage, from
And the generation of accident is easily caused, hidden danger is carried out to enterprises and individuals' safety belt is directed to these shortcomings, and this improved device is understanding
Certainly designed by this problem.
Utility model content
The purpose of this utility model is and a kind of durable leakproof for proposing in order to solve shortcoming present in prior art
Stop valve structure.
To achieve these goals, the utility model employs following technical scheme：
A kind of stop valve structure of durable leakproof, including housing, the top inner wall of the housing is welded with fixed plate, described
Fixed plate is socketed with horizontally disposed head rod, and one end of the head rod is hinged with roller, first connection
The one end of bar away from roller is hinged with the second connecting rod, and the described one end of second connecting rod away from head rod is hinged with the 3rd
Connecting rod, the described one end of 3rd connecting rod away from the second connecting rod are hinged with motion bar, and the motion bar is from the 3rd connecting rod
One end be installed with pipe close, the motion bar is arranged with casing close to one end of pipe close, is connected with below the casing
The water service pipe connected with casing, the one end of the water service pipe away from casing are connected with ball-shape plug, and the side of the ball-shape plug is fixed
Horizontally disposed fix bar is connected with, the one end of the fix bar away from ball-shape plug is provided with first gear, the first gear
Be engaged with second gear, the second gear is socketed with action bars, and the action bars is socketed with cam close to roller, and cam with
Roller is fitted close.
Preferably, one end of second connecting rod is hinged with the first sliding block, and the side wall of the housing is provided with first and consolidated
Fixed board, first fixed plate offers the first chute, and the first sliding block is slidably mounted in the first chute, the 3rd connection
One end of bar is hinged with the second sliding block, and the side wall of the housing is provided with the second fixed plate, and second fixed plate offers
Two chutes, and the second sliding block is slidably mounted in the second chute.
Preferably, the pipe close is externally provided with rubber ring, and the pipeline of pipe close and water service pipe is fitted close.
Preferably, the inside of the ball-shape plug is provided with cylindrical pipe, and cylindrical pipe is connected with water service pipe, the ball
Type plug is fitted close with water inlet.
Preferably, return mechanism is provided between the head rod and fixed plate, the meeting return mechanism includes spring
And contiguous block.
Preferably, the side of the casing is connected with outlet pipe.
In the utility model, compared with prior art, the beneficial effect in the utility model is：By provided with gear,
The devices such as ball-shape plug, pipe close, connecting rod, allow each device to be used cooperatively, multiple leakproof can be played a part of, avoid a kind of knot
The leakage that the abrasion of structure is brought, reduce the possibility of accident generation, ensured to enterprises and individuals' safety belt.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of durable leakproof stop valve structure structural representation；
Fig. 2 be the utility model proposes a kind of durable leakproof stop valve structure part-structure schematic diagram
In figure：1 housing, 2 fixed plates, 3 head rods, 4 second connecting rods, 5 the 3rd connecting rods, 6 motion bars, 7 pipe closes,
8 casings, 9 water service pipes, 10 ball-shape plugs, 11 fix bars, 12 first gears, 13 second gears, 14 action bars, 15 cams, 16 rollers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of stop valve structure of durable leakproof, including housing 1, the top inner wall of housing 1 are welded with admittedly
Fixed board 2, fixed plate 2 are socketed with horizontally disposed head rod 3, and one end of head rod 3 is hinged with roller 16, and first connects
The one end of extension bar 3 away from roller 16 is hinged with the second connecting rod 4, and second one end of connecting rod 4 away from head rod 3 is hinged with
3rd connecting rod 5, the one end of the 3rd connecting rod 5 away from the second connecting rod 4 are hinged with motion bar 6, and motion bar 6 is away from the 3rd connection
One end of bar 5 is installed with pipe close 7, and motion bar 6 is arranged with casing 8 close to one end of pipe close 7, and the lower section of casing 8 is connected with
The water service pipe 9 connected with casing 8, the described one end of water service pipe 9 away from casing 8 are connected with ball-shape plug 10, the side of ball-shape plug 10
It is fixedly connected with horizontally disposed fix bar 11, the one end of fix bar 11 away from ball-shape plug 10 is provided with first gear 12, and first
Gear 12 is engaged with second gear 13, and second gear 13 is socketed with action bars 14, and action bars 14 is socketed with cam close to roller 16
15, and cam 15 is fitted close with roller 16, one end of the second connecting rod 4 is hinged with the first sliding block, and the side wall of housing 1 is provided with
First fixed plate, the first fixed plate offers the first chute, and the first sliding block is slidably mounted in the first chute, the 3rd connecting rod
5 one end is hinged with the second sliding block, and the side wall of housing 1 is provided with the second fixed plate, and the second fixed plate offers the second chute, and
Second sliding block is slidably mounted in the second chute, and pipe close 7 is externally provided with rubber ring, and the pipeline of pipe close 7 and water service pipe 9 is closely matched somebody with somebody
Close, the inside of ball-shape plug 10 is provided with cylindrical pipe, and cylindrical pipe is connected with water service pipe 9, and ball-shape plug 10 is tight-lipped with intaking
Close fit, is provided with return mechanism between head rod 3 and fixed plate 2, meeting return mechanism includes spring and contiguous block, replys dress
Putting can be such that roller 16 is brought into close contact always with cam 15, and the side of casing 8 is connected with outlet pipe.
In use, rotating control stick 14, control stick 14 rotates with moving cam 15 and second gear 13, cam 15 due to rolling
Wheel 16 is brought into close contact, so cam 15 can drive roller 16 to move horizontally, roller 16 drives the one end of head rod 3, and first connects
Extension bar 3 promotes the second connecting rod 4 to move again, and the second connecting rod 4 promotes the 3rd connecting rod 5 to move, and the 3rd connecting rod 5 finally drives
Pipe close 7 is up and down, and during Open valve, pipe close 7 can move upwardly off water service pipe 9, while second gear 13 drives the first tooth
Wheel 12 is rotated, and first gear 12 is connected by fix bar 11 with ball-shape plug 10, thus ball-shape plug 10 by first gear 12 with turn
Dynamic, the inside of ball-shape plug 10 is provided with cylindrical pipe, and when ball-shape plug 10 rotates, its cylindrical pipe is finally connected with water service pipe 9,
So that liquid can flow into, pipe close 7 can block post water service pipe 9 when similarly closing, the cylindrical pipe in ball-shape plug 10 not with
Water service pipe 9 connects, and completes to close.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of stop valve structure of durable leakproof, including housing（1）, it is characterised in that the housing（1）Top inner wall weldering
It is connected to fixed plate（2）, the fixed plate（2）It is socketed with horizontally disposed head rod（3）, the head rod（3）'s
One end is hinged with roller（16）, the head rod（3）Away from roller（16）One end be hinged with the second connecting rod（4）, institute
State the second connecting rod（4）Away from head rod（3）One end be hinged with the 3rd connecting rod（5）, the 3rd connecting rod（5）Far
From the second connecting rod（4）One end be hinged with motion bar（6）, the motion bar（6）Away from the 3rd connecting rod（5）One end fix
Pipe close is installed（7）, the motion bar（6）Close to pipe close（7）One end be arranged with casing（8）, the casing（8）Lower section connect
It is connected to and casing（8）The water service pipe of connection（9）, the water service pipe（9）Away from casing（8）One end be connected with ball-shape plug（10）,
The ball-shape plug（10）Side be fixedly connected with horizontally disposed fix bar（11）, the fix bar（11）Away from ball-shape plug
（10）One end first gear is installed（12）, the first gear（12）It is engaged with second gear（13）, the second gear
（13）It is socketed with action bars（14）, the action bars（14）Close to roller（16）It is socketed with cam（15）, and cam（15）With rolling
Wheel（16）It is fitted close.
A kind of 2. stop valve structure of durable leakproof according to claim 1, it is characterised in that second connecting rod
（4）One end be hinged with the first sliding block, the housing（1）Side wall the first fixed plate is installed, first fixed plate opens up
There is the first chute, and the first sliding block is slidably mounted in the first chute, the 3rd connecting rod（5）One end be hinged with the second cunning
Block, the housing（1）Side wall the second fixed plate is installed, second fixed plate offers the second chute, and the second sliding block
It is slidably mounted in the second chute.
A kind of 3. stop valve structure of durable leakproof according to claim 1, it is characterised in that the pipe close（7）Peripheral hardware
There are rubber ring, and pipe close（7）With water service pipe（9）Pipeline be fitted close.
A kind of 4. stop valve structure of durable leakproof according to claim 1, it is characterised in that the ball-shape plug（10）'s
Inside is provided with cylindrical pipe, and cylindrical pipe and water service pipe（9）Connect, the ball-shape plug（10）Closely match somebody with somebody with water inlet
Close.
A kind of 5. stop valve structure of durable leakproof according to claim 1, it is characterised in that the head rod
（3）With fixed plate（2）Between be provided with return mechanism, the return mechanism includes spring and contiguous block.
A kind of 6. stop valve structure of durable leakproof according to claim 1, it is characterised in that the casing（8）One
Side is connected with outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720826974.4U CN207161823U (en) | 2017-07-10 | 2017-07-10 | A kind of stop valve structure of durable leakproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720826974.4U CN207161823U (en) | 2017-07-10 | 2017-07-10 | A kind of stop valve structure of durable leakproof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161823U true CN207161823U (en) | 2018-03-30 |
Family
ID=61712453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720826974.4U Expired - Fee Related CN207161823U (en) | 2017-07-10 | 2017-07-10 | A kind of stop valve structure of durable leakproof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161823U (en) |
-
2017
- 2017-07-10 CN CN201720826974.4U patent/CN207161823U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20180710 |