CN217977690U - Steel stop valve - Google Patents

Abstract

The utility model discloses a steel stop valve, which comprises a valve body, wherein the middle part of the top end of the valve body is provided with a sliding valve rod extending into the valve body, the bottom end of the sliding valve rod is provided with a sealing valve clack, the interior of the valve body is provided with a separation blade connected with the inner wall of the valve body, the middle part of the top end of the separation blade is provided with a sealing opening matched with the sealing valve clack, and the top end of the sliding valve rod is provided with a T-shaped connecting block; the beneficial effects are that: when needing to hold back, can realize moving down of sliding valve rod fast through pressing down the depression bar to can drive sealed valve clack and move down and sealed open-ended sealing connection, thereby realize quick sealed effect, make the work efficiency who opens and close the stop valve improve greatly, set up simultaneously sealed one, bellows and sealing washer two, not only can improve the leakproofness of valve body, can effectually avoid the sliding valve rod to bring external impurity into inside the valve body simultaneously.

Description

Steel stop valve

Technical Field

The utility model relates to the technical field of valves, particularly, relate to a steel stop valve.

Background

The stop valve is also called a stop valve, is a forced sealing type valve, and is one of the most widely used valves. In order to improve the strength and the service life of the stop valve, most of the existing stop valves are made of steel materials.

The existing steel stop valves are far away from the stop valves by adopting screw rods, the stop valves can be sealed and closed only after a hand wheel is rotated for a plurality of circles, and the stop valves also need to be rotated for a plurality of circles when being opened, so that the working efficiency of opening and closing the stop valves is greatly reduced; if shorten hand wheel pivoted number of turns, the also greatly reduced of range of movement of valve clack, the flow of the inside liquid of very big reduction stop valve, the result of use is not good.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a steel stop valve to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a steel stop valve, includes the valve body, the top middle part of valve body is equipped with and extends to its inside sliding valve rod, sliding valve rod's bottom is equipped with the sealing valve clack, the inside of valve body is equipped with the separation blade that is connected rather than the inner wall, the top middle part of separation blade be equipped with sealing valve clack assorted sealed opening, sliding valve rod's top is equipped with T type connecting block, the top of T type connecting block is equipped with the slider rather than swing joint, be equipped with the depression bar rather than sliding connection on the slider, the front of valve body is equipped with L type post, just the depression bar with L type post swing joint, the back of valve body is equipped with the connecting seat, the back of connecting seat is equipped with two location jack that distribute from top to bottom, the bottom of depression bar be equipped with location jack assorted setting element.

Preferably, the positioning piece comprises a convex column positioned at the bottom end of the pressing rod, a screw rod in threaded connection with the convex column is arranged on the convex column, a circular ring is arranged at one end, away from the connecting seat, of the screw rod, the screw rod is matched with the positioning insertion hole, and the joint of the screw rod and the positioning insertion hole is of a smooth structure.

Preferably, the positioning insertion holes on the upper part are of inclined structures, and the positioning insertion holes on the lower part are of horizontal structures.

Preferably, the bottom of T type connecting block is equipped with a pair of elastic telescopic rod, and two the bottom of elastic telescopic rod all with the top of valve body is connected.

Preferably, the cross section of the pressure lever is of a rectangular structure, and the four sharp corners of the pressure lever are provided with rounding circles.

Preferably, the fixed cover of sliding valve rod is equipped with sealing washer one, the top of sealing washer one is equipped with the bellows, the top of bellows be equipped with the inside top of valve body is connected sealing washer two.

Preferably, the bellows is PA nylon material, the valve body, the sliding valve rod, the separation blade are steel material.

The utility model has the advantages that:

1. when interception is needed, downward movement of the sliding valve rod can be quickly realized by pressing the pressing rod downwards, so that the sealing valve clack can be driven to move downwards to be in sealing connection with the sealing opening, a quick sealing effect is realized, the working efficiency of opening and closing the stop valve is greatly improved, and meanwhile, the sealing I, the corrugated pipe and the sealing ring II are arranged, so that the sealing performance of the valve body can be improved, and meanwhile, the sliding valve rod can be effectively prevented from bringing external impurities into the valve body;

2. when the valve body is inside to be in and open, the screw thread rotary rod slightly injects inside the location jack of top, and when the valve body is inside to be in and close, the screw thread rotary rod slightly injects inside the location jack of below, no matter at the open mode or at the closed condition, can all realize the fixed to the depression bar, when the depression bar is touched to other people mistake, the depression bar can not change, consequently can not influence the user state of steel stop valve, very big improvement steel stop valve is to the interference killing feature of external factors.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a steel stop valve according to an embodiment of the present invention;

FIG. 2 is an enlarged view of A of FIG. 1 of a steel check valve according to an embodiment of the present invention;

FIG. 3 is a partial rear view of a steel stop valve according to an embodiment of the present invention;

fig. 4 is a partial front cross-sectional view of a valve body in a steel shut-off valve according to an embodiment of the present invention;

in the figure:

1. a valve body; 2. a sliding valve stem; 3. a T-shaped connecting block; 4. sealing the valve clack; 5. a baffle plate; 6. sealing the opening; 7. a slider; 8. a pressure lever; 9. an L-shaped column; 10. a connecting seat; 11. positioning the jack; 12. a convex column; 13. a screw; 14. a circular ring; 15. an elastic telescopic rod; 16. a first sealing ring; 17. a bellows; 18. and a second sealing ring.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a steel stop valve.

The first embodiment;

as shown in fig. 1-4, according to the utility model discloses steel stop valve, including valve body 1, the top middle part of valve body 1 is equipped with the sliding valve rod 2 that extends to its inside, the bottom of sliding valve rod 2 is equipped with sealing valve clack 4, the inside of valve body 1 is equipped with the separation blade 5 that is connected rather than the inner wall, the top middle part of separation blade 5 be equipped with sealing valve clack 4 assorted seal opening 6, the top of sliding valve rod 2 is equipped with T type connecting block 3, the top of T type connecting block 3 is equipped with slider 7 rather than swing joint, be equipped with on slider 7 rather than sliding connection's depression bar 8, the front of valve body 1 is equipped with L type post 9, just depression bar 8 with L type post 9 swing joint, the back of valve body 1 is equipped with connecting seat 10, the back of connecting seat 10 is equipped with the location jack 11 that two distribute from top to bottom, the bottom of depression bar 8 be equipped with location jack 11 assorted setting element.

Example two;

as shown in fig. 1-4, according to the utility model discloses steel stop valve, the setting element is including being located the projection 12 of 8 bottoms of depression bar, be equipped with the screw rod 13 rather than threaded connection on the projection 12, screw rod 13 keeps away from the one end of connecting seat 10 is equipped with ring 14, screw rod 13 with location jack 11 phase-match, screw rod 13 with location jack 11 junction is smooth structure, top location jack 11 is the slope structure, the below location jack 11 is horizontal structure, and the screw rod 13 of being convenient for is connected with location jack 11, can play good location fixed action to have the function that prevents the mistake and bump.

Example three;

as shown in fig. 1-4, according to the utility model discloses steel stop valve, the bottom of T type connecting block 3 is equipped with a pair of elastic telescopic rod 15, and two elastic telescopic rod 15's bottom all with the top of valve body 1 is connected, prevents that slide valve rod 2 from rotating, starts good elasticity reset effect simultaneously to automatically, realize the effect of opening the stop valve, depression bar 8 is the rectangle structure for the cross section, improves the gliding stability of slider 7, just four closed angle departments of depression bar 8 all are equipped with the radius, improve staff's use comfort, the fixed cover of slide valve rod 2 is equipped with sealing washer one 16, the top of sealing washer one 16 is equipped with bellows 17, the top of bellows 17 be equipped with two sealing washers 18 that are connected on the inside top of valve body 1, improve the inside leakproofness of valve body 1, simultaneously effectual prevent that slide valve rod 2 from taking outside impurity to the valve body 1 inside.

The fourth embodiment;

as shown in fig. 1-4, according to the utility model discloses steel stop valve, bellows 17 is the PA nylon material, easily expandes and accomodates, and intensity is high and corrosion resistance is good, valve body 1 sliding valve rod 2 separation blade 5 is the steel material, and intensity is high, and is not fragile.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the steel stop valve needs to be closed, the ring 14 slightly rotates, the screw 13 also slightly rotates and leaves the positioning insertion hole 11 above, the pressing rod 8 is pressed downwards quickly, the sliding block 7 slightly slides on the pressing rod 8, the sliding valve rod 2 moves downwards at the moment, the sealing valve clack 4 moves downwards along with the downward movement of the sliding valve rod 2 and finally tightly is tightly connected with the sealing opening 6, the elastic telescopic rod 15 is extruded and contracted at the moment, the corrugated pipe 17 is expanded downwards and extended, the steel stop valve is closed after completion (at the moment), the ring 14 slightly rotates, the screw 13 is inserted into the positioning insertion hole 11 below, the pressing rod 8 is fixed, when the pressing rod 8 is touched by mistake, the pressing rod 8 cannot be changed, the service state of the steel stop valve cannot be influenced, and the anti-interference performance of the steel stop valve is greatly improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a steel stop valve, a serial communication port, including valve body (1), the top middle part of valve body (1) is equipped with and extends to its inside slide valve rod (2), the bottom of slide valve rod (2) is equipped with sealing valve clack (4), the inside of valve body (1) is equipped with separation blade (5) that are connected rather than the inner wall, the top middle part of separation blade (5) be equipped with sealing valve clack (4) assorted seal opening (6), the top of slide valve rod (2) is equipped with T type connecting block (3), the top of T type connecting block (3) is equipped with slider (7) rather than swing joint, be equipped with depression bar (8) rather than sliding connection on slider (7), the front of valve body (1) is equipped with L type post (9), just depression bar (8) with L type post (9) swing joint, the back of valve body (1) is equipped with connecting seat (10), the back of connecting seat (10) is equipped with two location jack (11) that distribute from top to bottom, the bottom of depression bar (8) be equipped with location jack (11) assorted setting element (11).

2. The steel stop valve according to claim 1, wherein the positioning member includes a convex pillar (12) located at the bottom end of the pressure lever (8), a screw (13) in threaded connection with the convex pillar (12) is arranged on the convex pillar (12), a circular ring (14) is arranged at one end of the screw (13) far away from the connecting seat (10), the screw (13) is matched with the positioning insertion hole (11), and the joint of the screw (13) and the positioning insertion hole (11) is of a smooth structure.

3. A steel stop valve according to claim 1, characterized in that the upper positioning insertion hole (11) is of an inclined structure, and the lower positioning insertion hole (11) is of a horizontal structure.

4. The steel stop valve according to claim 1, characterized in that a pair of elastic telescopic rods (15) are arranged at the bottom end of the T-shaped connecting block (3), and the bottom ends of the two elastic telescopic rods (15) are connected with the top end of the valve body (1).

5. A steel stop valve according to claim 1, characterized in that the pressure rod (8) is rectangular in cross-section and that the four corners of the pressure rod (8) are rounded.

6. A steel stop valve according to claim 1, characterized in that the sliding valve rod (2) is fixedly sleeved with a first sealing ring (16), the top end of the first sealing ring (16) is provided with a corrugated pipe (17), and the top end of the corrugated pipe (17) is provided with a second sealing ring (18) connected with the top end of the interior of the valve body (1).

7. A steel stop valve according to claim 6, characterized in that the bellows (17) is of PA nylon material, and the valve body (1), the sliding valve stem (2) and the flap (5) are all made of steel material.

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