CN206130283U - Closed circuit valve of stable -type - Google Patents

Abstract

The utility model discloses a closed circuit valve of stable -type, including the valve body and the connection seat of honour, the top fixed mounting of valve rod has the hand wheel, stabilising arrangement is all installed to the inner chamber left and right sides of valve body, stabilising arrangement includes the dead lever, the fixed plate is installed to the inboard of dead lever, install the screw rod on the outer wall of fixed plate, the fixed plate links to each other with the screw rod screw thread, the screw rod runs through the valve body, the valve rod links to each other with the valve body screw thread, the fixed block is installed in the outside of fixed plate. The closed circuit valve of stable -type can fix the fixed plate in the valve body by the dead lever, can drive the connecting rod and rotates by rotating the crank, by fixed plate and screw rod threaded connection, can make the screw rod move to the valve rod orientation, links to each other by matrix dead lever and screw rod screw and to strengthen the dough stability of screw rod, can advance to reinforce to the valve rod by firm board, prevents the impact of valve rod production because the medium flows under quiescent condition and leads to the fact the leakage.

Description

A kind of stable cut-off valve

Technical field

This utility model is related to cut-off valve technical field, specially a kind of stable cut-off valve.

Background technology

Valve is the control unit in fluid delivery system, with cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting Or the function such as overflow pressure relief, for the valve of fluid control systems, from simplest stop valve to extremely complex robot control system(RCS) In used various valves, its kind and specification it is quite various, current cut-off valve is widely used in oil, natural gas, coal gas, stone Make closed circuit device, such as Patent No. on the pipeline of fluid activating QI and oil refining, airport, chemical industry, Oil ＆ Gas Storage etc. 201320168205.1 patent, including valve body, are provided with valve rod and flashboard in valve body, valve rod bottom is connected with flashboard, valve rod top End be connected with connecting rod, handwheel is set with connecting rod, although simple structure, long service life, but valve rod sealing when by The impact produced in media flow is easy to loosen, and causes the poor sealing of valve body, due to the normal friction meetings of valve inner Jing Abrasion is caused, and the filling block of inside cannot be dismantled, and internally cannot be changed during damage parts.

Utility model content

The purpose of this utility model is to provide a kind of stable cut-off valve, with asking for solving to propose in above-mentioned background technology Topic.

For achieving the above object, this utility model provides following technical scheme：A kind of stable cut-off valve, including valve body and The connection seat of honour, the connection seat of honour are connected with valve body by connecting bolt, and the inner chamber bottom of the valve body is installed with valve seat, The top of the valve seat is provided with valve block, and the valve seat is coordinated with valve block and is connected, and the top of the valve block is provided with valve rod, described Valve rod is mounted on filling block, the filling block and valve rod spiral shell through the connection seat of honour, the inner chamber left and right sides at the connection seat of honour Stricture of vagina is connected, and the top of the valve rod is installed with handwheel, and the inner chamber left and right sides of the valve body is mounted on stabilising arrangement, institute Stating stabilising arrangement includes fix bar, is provided with fixed plate, is provided with spiral shell on the outer wall of the fixed plate on the inside of the fix bar Bar, the fixed plate are connected with screw flight, and the screw rod runs through valve body, and the valve rod is connected with valve body screw thread, the fixation Fixed block is installed on the outside of plate, matrix fix bar, the matrix fix bar and screw rod spiral shell are installed on the outside of the fixed block Stricture of vagina is connected, and connecting rod is provided with the outside of the screw rod, and crank, the inner side peace of the screw rod are provided with the outside of the connecting rod Equipped with firm plate.

Preferably, the screw rod is provided with stabilizing ring with the junction of fixed plate.

Preferably, rubber sleeve is wrapped up on the outer wall of the crank.

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

Preferably, the valve body is provided with sealing strip with the junction for being connected the seat of honour.

Compared with prior art, the beneficial effects of the utility model are：The stable cut-off valve, can be by fix bar Fixed plate is fixed in valve body, connecting rod can be driven to rotate by rotating crank, is connected with screw flight by fixed plate, can So that screw rod is moved to valve rod direction, it is connected with screw flight by matrix fix bar and can strengthens the stability of screw rod, passed through Firm plate can enter reinforce to valve rod, prevent valve rod from causing leakage due to the impact of media flow generation under static state, Valve body can be separated with the seat of honour is connected by loosening connecting bolt, can rotate crank can make firm plate principle valve rod, Pine is carried out to valve rod from so as to be dismantled, being changed when valve inner damage parts.

Description of the drawings

Fig. 1 is this utility model structural representation；

Fig. 2 is securing device structural representation of the present utility model.

In figure：1st, valve body, 2, steadying plate, 3, stabilising arrangement, 301, fix bar, 302, fixed block, 303, crank, 304, rubber Gum cover, 305, connecting rod, 306, matrix fix bar, 307, fixed plate, 308, stabilizing ring, 309, firm plate, 310, rubber blanket, 311st, screw rod, 4, valve block, 5, connecting bolt, 6, valve rod, 7, filling block, 8, sealing strip, 9, the connection seat of honour, 10, handwheel, 11, valve Seat.

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：A kind of stable cut-off valve, including valve body 1 and company Seat 9 is connected, the connection seat of honour 9 is connected with valve body 1 by connecting bolt 5, and the valve body 1 is set with the junction for being connected the seat of honour 9 There is sealing strip 8, the connection seat of honour 12 can be made tighter with the connection of valve body 1 by sealing strip 8, the inner chamber bottom of the valve body 1 Valve seat 11 is installed with, the top of the valve seat 11 is provided with valve block 4, and the valve seat 11 is coordinated with valve block 4 and is connected, the valve The top of block 4 is provided with valve rod 6, and the valve block 4 is provided with steadying plate 2 with the junction of valve rod 6, can be strengthened by steadying plate 2 The stability of valve rod 6, the valve rod 6 are mounted on filling through the connection seat of honour 9, the inner chamber left and right sides at the connection seat of honour 9 Block 7, the filling block 7 are connected with 6 screw thread of valve rod, valve body 1 can be separated with the seat of honour 9 is connected by loosening connecting bolt 5, Crank 303 can be rotated can make 309 principle valve rod 6 of firm plate, and pine is carried out to valve rod 6 from so as to be dismantled, when valve body 1 Inner body can be changed when damaging, and the top of the valve rod 6 is installed with handwheel 10, and the inner chamber of the valve body 1 is left Right both sides are mounted on stabilising arrangement 3, and the stabilising arrangement 3 includes fix bar 301, and the inner side of the fix bar 301 is provided with Fixed plate 307, is provided with screw rod 311 on the outer wall of the fixed plate 307, the fixed plate 307 is connected with 311 screw thread of screw rod, The screw rod 311 is provided with stabilizing ring 308 with the junction of fixed plate 307, can strengthen screw rod 311 by stabilizing ring 308 Stability, the screw rod 311 run through valve body 1, and the valve rod 311 is connected with 1 screw thread of valve body, the outside peace of the fixed plate 307 Equipped with fixed block 302, the outside of the fixed block 302 is provided with matrix fix bar 306, the matrix fix bar 306 and screw rod 311 screw threads are connected, and the outside of the screw rod 311 is provided with connecting rod 305, and the outside of the connecting rod 305 is provided with crank 303, rubber sleeve 304 is wrapped up on the outer wall of the crank 303, the surface mistake of crank 303 can be prevented by rubber sleeve 304 Sliding, the inner side of the screw rod 312 is provided with firm plate 309, fixed plate 307 can be fixed on valve body 1 by fix bar 301 It is interior, connecting rod 305 can be driven to rotate by rotating crank 303, be threadedly coupled with screw rod 311 by fixed plate 307, can be made Screw rod 311 is moved to 6 direction of valve rod, is connected with 311 screw thread of screw rod by matrix fix bar 306 and can be strengthened the steady of screw rod 311 It is qualitative, can valve rod 6 be entered to reinforce by firm plate 309, prevent valve rod 6 under static state due to rushing that media flow is produced Hit and cause leakage.

Fixed plate 307 can be fixed in valve body 1 by fix bar 301, connection can be driven by rotating crank 303 Bar 305 is rotated, and is threadedly coupled with screw rod 311 by fixed plate 307, screw rod 311 can be made to move to 6 direction of valve rod, by recessed Type fix bar 306 is connected with 312 screw thread of screw rod and can strengthen the stability of screw rod 311, can be to valve rod 6 by firm plate 309 Enter to reinforce, prevent valve rod 6 from leakage is caused due to the impact of media flow generation under static state, by loosening connecting bolt 5 can separate valve body 1 with the seat of honour 9 is connected, and can rotate crank 303 can make 309 principle valve rod 6 of firm plate, to valve rod 6 Pine is carried out from so as to be dismantled, being changed when 1 inner body of valve body is damaged.

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. a kind of stable cut-off valve, including valve body（1）With the connection seat of honour（9）, the connection seat of honour（9）By connecting bolt （5）With valve body（1）It is connected, it is characterised in that：The valve body（1）Inner chamber bottom be installed with valve seat（11）, the valve seat （11）Top valve block is installed（4）, the valve seat（11）With valve block（4）Coordinate and be connected, the valve block（4）Top be provided with Valve rod（6）, the valve rod（6）Through the connection seat of honour（9）, the connection seat of honour（9）The inner chamber left and right sides be mounted on filling Block（7）, the filling block（7）With valve rod（6）Screw thread is connected, the valve rod（6）Top be installed with handwheel（10）, it is described Valve body（1）The inner chamber left and right sides be mounted on stabilising arrangement（3）, the stabilising arrangement（3）Including fix bar（301）, it is described Fix bar（301）Inner side fixed plate is installed（307）, the fixed plate（307）Outer wall on screw rod is installed（311）, institute State fixed plate（307）With screw rod（311）Screw thread is connected, the screw rod（311）Through valve body（1）, the screw rod（311）With valve body （1）Screw thread is connected, the fixed plate（307）Outside fixed block is installed（302）, the fixed block（302）Outside install There is matrix fix bar（306）, the matrix fix bar（306）With screw rod（311）Screw thread is connected, the screw rod（311）Outside Connecting rod is installed（305）, the connecting rod（305）Outside crank is installed（303）, the screw rod（311）Inner side peace Equipped with firm plate（309）.

2. a kind of stable cut-off valve according to claim 1, it is characterised in that：The screw rod（311）With fixed plate （307）Junction stabilizing ring is installed（308）.

3. a kind of stable cut-off valve according to claim 1, it is characterised in that：The crank（303）Outer wall on wrap It is wrapped with rubber sleeve（304）.

4. a kind of stable cut-off valve according to claim 1, it is characterised in that：The valve block（4）With valve rod（6）Company The place of connecing is provided with steadying plate（2）.

5. a kind of stable cut-off valve according to claim 1, it is characterised in that：The valve body（1）Be connected the seat of honour（9） Junction be provided with sealing strip（8）.

6. a kind of stable cut-off valve according to claim 1, it is characterised in that：The firm plate（309）Inner side peace Equipped with rubber blanket（310）.