CN206130234U - But automatic re -setting formula stop valve - Google Patents

Abstract

The utility model discloses a but automatic re -setting formula stop valve, including valve body and valve pipe, the valve rod is installed on the top of valve piece, the valve rod runs through the valve body, the hand wheel is installed on the top of valve rod, resetting means is installed on the top of valve body, resetting means includes the fixed plate, reinforced block links to each other with the valve rod screw thread, the cooperation piece is all installed to the left and right sides of fixed plate, the fixed plate links to each other with cooperation piece screw thread, steadying plate is installed in the outside of cooperation piece. This but automatic re -setting formula stop valve, when the wrench movement valve rod, the valve rod drives the fixed plate and rotates, links to each other with cooperation piece screw thread through the fixed plate simultaneously at the fixed plate pivoted to fixed plate pulling flexible bar, flexible bar pulling elasticity piece can make flexible bar slowly restore to the throne through the elasticity piece, thereby flexible bar drives the fixed plate to be restored to the throne, can make the valve rod fixed plate reinforce the valve rod through the wrench movement screw rod in the time need opening the valve body for a long time.

Description

One kind can Automatic-reset stop valve

Technical field

This utility model is related to stop valve technical field, and specially one kind can Automatic-reset stop valve.

Background technology

Stop valve is widely used in oil, natural gas, coal gas, oil liquefied gas and oil refining, airport, chemical industry, oil at present Make closed circuit device, such as patent of Patent No. 201520642899.7, such as Patent No. on the pipeline of gas accumulating etc. 201420594656.6 patent, including valve rod, valve rod include upper valve rod and lower valve rod, and upper valve rod is solid with respect to one end of lower valve rod Surely rotation head is connected with, one end of the relative rotation head of lower valve rod is rotatably connected with affiliated rotation head, and lower valve rod is set with respect to one end of upper valve rod There is the cavity of the cylinder with opening, although solve the stop valve whole service life that the deformation of valve seat and flap causes and shorten Problem, but current stop valve unlatching be required for closed manually, sometimes usually can forget close valve, and Cause unnecessary damage, at the same valve rod for a long time using this valve block can be caused to remain static under due to media flow The impact band ovable valve stem of generation is moved vertically, to cause under valve block resting state easily to produce between valve seat gap Generation is leaked.

Utility model content

The purpose of this utility model be provide one kind can Automatic-reset stop valve, to solve to carry in above-mentioned background technology The problem for going out.

For achieving the above object, this utility model provides following technical scheme：One kind can Automatic-reset stop valve, including Valve body and valve pipe, the left and right sides of the valve body are installed with valve pipe, and the inner chamber bottom of the valve body is provided with valve seat, institute The upper end for stating valve seat is provided with valve block, and the valve block is coordinated with valve seat and is connected, and the top of the valve block is provided with valve rod, the valve Bar runs through valve body, and the top of the valve rod is provided with handwheel, and the top of the valve body is provided with resetting means, the resetting means Including fixed plate, the reinforcement block is connected with threaded stem, and the left and right sides of the fixed plate is mounted on coordinating block, described solid Fixed board is connected with coordinating block screw thread, is provided with steadying plate, is provided with matrix on the inside of the steadying plate on the outside of the coordinating block Fixed plate, the inner chamber of the concave type dead plate are provided with elastomer block, and rods, the flexibility are provided with the right side of the elastomer block The both sides up and down of bar are mounted on reinforcement block, and the other end of the rods is connected with fixed plate, the concave type dead plate it is upper Lower both sides are mounted on screw rod, and the screw rod is connected with steadying plate screw thread, is separately installed with valve rod inside and outside the screw rod Fixed plate and twisting block.

Preferably, matrix reinforcing bar is socketed with the outer wall of the screw rod, the screw rod is connected with matrix reinforcing bar screw thread, The outside of the matrix reinforcing bar is connected with steadying plate.

Preferably, the valve block is provided with firm plate with the junction of valve rod.

Preferably, flexible boot is enclosed with the outer wall of the handwheel.

Preferably, rubber sleeve is wrapped up on the outer wall of the valve rod fixed plate.

Preferably, the inner chamber left and right sides of the valve body is mounted on filling block, and the filling block is connected with threaded stem.

Compared with prior art, the beneficial effects of the utility model are：This can Automatic-reset stop valve, open valve body When, valve rod is twisted by handwheel and twists downwards band movable valve block disengaging valve seat, when valve rod is twisted, valve rod drives fixed plate to rotate, It is connected with coordinating block screw thread by fixed plate while fixed plate is rotated, so as to fixed plate pulls rods, rods to pull Elastomer block, can make rods slowly reset by elastomer block, so as to rods drive fixed sheet reset, when long-time needs to open When opening valve body by twist screw rod valve rod fixed plate can be made to reinforce valve rod, while can carry out in valve seal it is right Valve rod is fixed, and prevents valve rod under static state as the impact band ovable valve stem that media flow is produced is moved vertically, shadow Ring the sealing of valve body.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is resetting means structural representation of the present utility model.

In figure：1st, valve body, 2, valve pipe, 3, valve block, 4, resetting means, 401, rods, 402, fixed plate, 403, valve rod it is solid Fixed board, 404, steadying plate, 405, matrix reinforcing bar, 406, elastomer block, 407, twisting block, 408, reinforcement block, 409, rubber sleeve, 410th, coordinating block, 411, screw rod, 412, concave type dead plate, 5, handwheel, 6, filling block, 7, flexible boot, 8, valve rod, 9, valve seat, 10, Firm plate.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.

Fig. 1-2 is referred to, this utility model provides a kind of technical scheme：One kind can Automatic-reset stop valve, including valve Body 1 and valve pipe 2, the left and right sides of the valve body 1 are installed with valve pipe 2, and the inner chamber bottom of the valve body 1 is provided with valve seat 9, the upper end of the valve seat 9 is provided with valve block 3, and the valve block 3 is coordinated with valve seat 9 and is connected, and the top of the valve block 3 is provided with valve Bar 8, the valve block 3 are provided with firm plate 10 with the junction of valve rod 8, can strengthen the stability of valve block 3 by consolidating plate 10, The valve rod 8 runs through valve body 1, and the top of the valve rod 8 is provided with handwheel 5, when opening valve body 1, twists valve rod 8 by handwheel 5 Twisting band movable valve block 3 departs from valve seat 9 downwards, and flexible boot 7, inner chamber of the valve body 1 or so are enclosed with the outer wall of the handwheel 5 Both sides are mounted on filling block 6, and the filling block 6 is connected with 8 screw thread of valve rod, can strengthen stablizing for valve rod 8 by filling block 6 Property, the top of the valve body 1 is provided with resetting means 4, and the resetting means 4 includes fixed plate 402, the reinforcement block 402 with 8 screw thread of valve rod is connected, and the left and right sides of the fixed plate 402 is mounted on coordinating block 410, the fixed plate 402 and coordinating block 410 screw threads are connected, and the outside of the coordinating block 410 is provided with steadying plate 404, and the inner side of the steadying plate 404 is provided with matrix Fixed plate 412, the inner chamber of the concave type dead plate 412 are provided with elastomer block 406, and the right side of the elastomer block 406 is provided with soft Property bar 401, the both sides up and down of the rods 401 are mounted on reinforcement block 408, the other end of the rods 401 and fixation Plate 402 is connected, and the both sides up and down of the concave type dead plate 412 are mounted on screw rod 411, the screw rod 411 and 404 spiral shell of steadying plate Stricture of vagina is connected, and matrix reinforcing bar 405, the screw rod 411 and 405 screw thread of matrix reinforcing bar are socketed with the outer wall of the screw rod 411 It is connected, the outside of the matrix reinforcing bar 405 is connected with steadying plate 404, can strengthen screw rod 411 by matrix reinforcing bar 405 Stability, valve rod fixed plate 403 and twisting block 407 are separately installed with inside and outside the screw rod 411, in twisting valve rod 8 When, valve rod 8 drives fixed plate 402 to rotate, and passes through fixed plate 402 and 410 screw thread phase of coordinating block while fixed plate 402 is rotated Even, so as to fixed plate 402 pulls rods 401, rods 401 to pull elastomer block 406, can make flexibility by elastomer block 406 Bar 401 slowly resets, so as to rods 401 drive fixed plate 402 to reset, when long-time needs to open valve body 1 by twisting Screw rod 411 can make valve rod fixed plate 403 reinforce valve rod 8, while can carry out when valve body 1 is sealed solid to valve rod 8 It is fixed, prevent valve rod 8 under static state as the impact band ovable valve stem 8 that media flow is produced is moved vertically, the valve Rubber sleeve 409 is wrapped up on the outer wall of bar fixed plate 403, can be with fixed plate 402 by rubber sleeve 409.

When opening valve body 1, twisting band movable valve block 3 departs from valve seat 9 downwards to twist valve rod 8 by handwheel 5, in twisting valve rod 8 When, valve rod 8 drives fixed plate 402 to rotate, and passes through fixed plate 402 and 410 screw thread phase of coordinating block while fixed plate 402 is rotated Even, so as to fixed plate 402 pulls rods 401, rods 401 to pull elastomer block 406, can make flexibility by elastomer block 406 Bar 401 slowly resets, so as to rods 401 drive fixed plate 402 to reset, when long-time needs to open valve body 1 by twisting Screw rod 411 can make valve rod fixed plate 403 reinforce valve rod 8, while can carry out when valve body 1 is sealed solid to valve rod 8 It is fixed, prevent valve rod 8 under static state as the impact band ovable valve stem 8 that media flow is produced is moved vertically, affect valve The sealing of body 1.

In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " middle part ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " central authorities ", the orientation of the instruction such as " two ends " or position The relation of putting is, based on orientation shown in the drawings or position relationship, to be for only for ease of description this utility model and simplify description, and Be not indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore It is not intended that to restriction of the present utility model.

In this utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ", " Gu Calmly ", the term such as " spinning " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or it is integral； Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be with It is connection or the interaction relationship of two elements of two element internals, unless otherwise clearly restriction, for this area For those of ordinary skill, concrete meaning of the above-mentioned term in this utility model can be understood as the case may be.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. one kind can Automatic-reset stop valve, including valve body（1）With valve pipe（2）, the valve body（1）The left and right sides fix Valve pipe is installed（2）, it is characterised in that：The valve body（1）Inner chamber bottom valve seat is installed（9）, the valve seat（9）Upper end Valve block is installed（3）, the valve block（3）With valve seat（9）Coordinate and be connected, the valve block（3）Top valve rod is installed（8）, institute State valve rod（8）Through valve body（1）, the valve rod（8）Top handwheel is installed（5）, the valve body（1）Top be provided with it is multiple Position device（4）, the resetting means（4）Including fixed plate（402）, the reinforcement block（402）With valve rod（8）Screw thread is connected, institute State fixed plate（402）The left and right sides be mounted on coordinating block（410）, the fixed plate（402）With coordinating block（410）Screw thread phase Even, the coordinating block（410）Outside steadying plate is installed（404）, the steadying plate（404）Inner side matrix be installed fix Plate（412）, the concave type dead plate（412）Inner chamber elastomer block is installed（406）, the elastomer block（406）Right side install Flexible bar（401）, the rods（401）Both sides up and down be mounted on reinforcement block（408）, the rods（401）'s The other end and fixed plate（402）It is connected, the concave type dead plate（412）Both sides up and down be mounted on screw rod（411）, the spiral shell Bar（411）With steadying plate（404）Screw thread is connected, the screw rod（411）Inside and outside be separately installed with valve rod fixed plate（403） With twisting block（407）.

2. one kind according to claim 1 can Automatic-reset stop valve, it is characterised in that：The screw rod（411）It is outer Matrix reinforcing bar is socketed with wall（405）, the screw rod（411）With matrix reinforcing bar（405）Screw thread is connected, and the matrix is reinforced Bar（405）Outside and steadying plate（404）It is connected.

3. one kind according to claim 1 can Automatic-reset stop valve, it is characterised in that：The valve block（3）With valve rod （8）Junction firm plate is installed（10）.

4. one kind according to claim 1 can Automatic-reset stop valve, it is characterised in that：The handwheel（5）Outer wall On be enclosed with flexible boot（7）.

5. one kind according to claim 1 can Automatic-reset stop valve, it is characterised in that：The valve rod fixed plate （403）Outer wall on wrap up rubber sleeve（409）.

6. one kind according to claim 1 can Automatic-reset stop valve, it is characterised in that：The valve body（1）Inner chamber The left and right sides is mounted on filling block（6）, the filling block（6）With valve rod（8）Screw thread is connected.