CN219796272U - Flat gate valve capable of preventing false collision - Google Patents

Abstract

The utility model relates to a flat gate valve capable of preventing false collision, which comprises a valve body, wherein a control mechanism is arranged at the top of the valve body, a connecting component is arranged outside the valve body, the control mechanism comprises an adjusting cylinder fixedly connected with the valve body, a first spring is fixedly connected inside the adjusting cylinder, a threaded push rod is sleeved inside the first spring, a valve rod is connected with the external thread of the threaded push rod, a rotating wheel positioned outside the adjusting cylinder is fixedly connected at the top of the threaded push rod, and an extrusion block is fixedly connected at the bottom of the threaded push rod. This flat gate valve that can prevent mistake and bump has optimized the structure through setting up control mechanism, and the person of facilitating the use adjusts and fixes the locking of gate valve switch, reduces the mistake and bumps the influence to the gate valve, has solved current flat gate valve because the structure is complicated, when carrying out the locking fastening of switch, and the user operation is more troublesome, has increased the problem of the operation degree of difficulty and the working strength of user.

Description

Flat gate valve capable of preventing false collision

Technical Field

The utility model relates to the technical field of flat gate valves, in particular to a flat gate valve capable of preventing false collision.

Background

The flat gate valve is a sliding valve with parallel gate plates as the closing member, which may be a single gate plate or a double gate plate with a spreading mechanism in between, the pressing force of the gate plate to the valve seat is controlled by the medium pressure acting on the floating gate plate or the floating valve seat, and the flat gate valve may be classified into a manual flat gate valve, a pneumatic flat gate valve and an electric flat gate valve according to the driving mode, and may be classified into a flat gate valve with a diversion hole, a flat gate valve without a diversion hole, an oilfield flat gate valve, a pipeline flat gate valve, a gas flat gate valve, etc. according to the application and the use occasion.

At present, flat gate valves are widely used in life and production, and in the use process of flat gate valves, the use of the flat gate valves is possibly influenced by false collision, and in order to reduce the influence of false collision on the gate valves, a gate valve switch is required to be locked.

However, the conventional flat gate valve is complicated in structure, and is troublesome for a user to operate when the switch is locked and fastened, so that the operation difficulty and the working strength of the user are increased.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the flat gate valve capable of preventing the false collision, which has the advantages of convenience, rapidness, high efficiency and the like, and solves the problems that the prior flat gate valve is complex in structure, troublesome for a user to operate when the switch is locked and fastened, and increases the operation difficulty and the working strength of the user.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the flat gate valve capable of preventing false collision comprises a valve body, wherein a control mechanism is arranged at the top of the valve body, and a connecting assembly is arranged outside the valve body;

the control mechanism comprises an adjusting cylinder fixedly connected with a valve body, a first spring is fixedly connected to the interior of the adjusting cylinder, a threaded push rod is sleeved in the interior of the first spring, a valve rod is connected to the exterior of the threaded push rod in a threaded mode, a rotating wheel located outside the adjusting cylinder is fixedly connected to the top of the threaded push rod, an extrusion block is fixedly connected to the bottom of the threaded push rod, two second springs are fixedly connected to the interior of the valve rod in quantity, a pull rod is sleeved in the interior of the second springs, a push plate is fixedly connected to one side, opposite to the pull rod, of the second springs, and a clamping block connected with the adjusting cylinder in a clamping mode is fixedly connected to one side, opposite to the pull rod, of the second springs.

Further, the connecting assembly comprises a connecting flange fixedly connected with the valve body, and the two fixing screws are connected to the inner threads of the connecting flange.

Further, the mounting groove is formed in the adjusting cylinder, and the first spring is fixedly connected with the adjusting cylinder through the mounting groove.

Further, the top of the adjusting cylinder is provided with a perforation, and the threaded push rod extends to the outside of the adjusting cylinder through the perforation to be fixedly connected with the rotating wheel.

Further, a threaded hole is formed in the valve rod, and the threaded push rod is in threaded connection with the valve rod through the threaded hole.

Further, the inner walls of the left side and the right side of the adjusting cylinder are provided with three clamping holes, and the clamping blocks are clamped with the adjusting cylinder through the clamping holes.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

1. this flat gate valve that can prevent mistake and bump has optimized the structure through setting up control mechanism, and the person of facilitating the use adjusts and fixes the locking of gate valve switch, reduces the mistake and bumps the influence to the gate valve, has solved current flat gate valve because the structure is complicated, when carrying out the locking fastening of switch, and the user operation is more troublesome, has increased user's operation degree of difficulty and working strength problem.

2. This flat gate valve that can prevent mistake and bump through setting up coupling assembling, the person of facilitating the use is fixed to the installation of flat gate valve, has increased the gas tightness between gate valve and the pipeline.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

fig. 2 is a front view of the structure of the present utility model.

In the figure: 1. a valve body; 2. an adjustment cylinder; 201. a clamping hole; 3. a first spring; 4. a threaded push rod; 5. a valve stem; 6. a rotating wheel; 7. extruding a block; 8. a second spring; 9. a pull rod; 10. a push plate; 11. a clamping block; 12. a connecting flange; 13. and (5) fixing the screw rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a flat gate valve capable of preventing collision by mistake in this embodiment includes a valve body 1, a control mechanism is disposed at the top of the valve body 1, and a connection assembly is disposed outside the valve body 1.

In this embodiment, control mechanism includes the adjustment section of thick bamboo 2 with valve body 1 fixed connection, the mode of opening and close of valve body 1 is gone on with linear motion mode, the inside fixedly connected with first spring 3 of adjustment section of thick bamboo 2, the mounting groove has been seted up to the inside of adjustment section of thick bamboo 2, first spring 3 passes through mounting groove and adjustment section of thick bamboo 2 fixed connection, the extension through first spring 3 resets, promote the inside that valve rod 5 got into valve body 1, the fluid to valve body 1 inside carries out the restriction or cuts off, threaded push rod 4 has been cup jointed in the inside of first spring 3, threaded push rod 4's external screw thread is connected with valve rod 5, threaded hole has been seted up in valve rod 5's inside, threaded push rod 4 passes through threaded hole and valve rod 5 threaded connection, the person of facilitating the use twists threaded push rod 4, drive extrusion piece 7 reciprocates through threaded push rod 4, the top fixedly connected with of threaded push rod 4 is located the runner 6 of adjustment section of thick bamboo 2 outside.

Wherein, the perforation has been seted up at the top of adjusting the section of thick bamboo 2, screw thread push rod 4 extends to the outside of adjusting the section of thick bamboo 2 and runner 6 fixed connection through the perforation, the user carries out spacing regulation, the user rotates runner 6, make screw thread push rod 4 rotate, drive extrusion piece 7 downwardly moving, extrusion push plate 10 and second spring 8, make fixture block 11 and adjusting section of thick bamboo 2 joint, thereby carry out spacing to valve rod 5, prevent that the mistake from bumping the fluid flow that influences valve body 1 inside, screw thread push rod 4's bottom fixedly connected with extrusion piece 7, the inside fixedly connected with of valve rod 5 is two spring 8, pull rod 9 has been cup jointed to the inside of second spring 8, the push pedal 10 of the relative one side fixedly connected with second spring 8 fixed connection of two pull rods 9, the fixture block 11 with adjusting section of thick bamboo 2 joint of thick bamboo is all offered to the one side that two pull rods 9 are mutually, fixture block 11 is three in quantity is card hole 201 through card hole 201 and adjusting section of thick bamboo 2 joint, through rotating runner 6, make to valve rod 5 carry out spacing, prevent that the mistake from bumping the change of the inside of valve body 1 that makes valve rod 5 from influencing the position change.

It is to be noted that, through setting up control mechanism, optimized the structure, the person of facilitating the use adjusts and fixes the locking of gate valve switch, reduces the mistake and bumps the influence to the gate valve, has solved current flat gate valve because the structure is complicated, when carrying out the locking of switch fastening, the user operation is more troublesome, has increased the problem of the operation degree of difficulty and the working strength of user.

Specifically, when the flat gate valve needs to be adjusted, the user reversely rotates the rotating wheel 6, so that the threaded push rod 4 moves upwards to drive the extrusion block 7 to move, the extrusion of the push plate 10 and the second spring 8 is relieved, the second spring 8 resets, the clamping of the separation clamping block 11 and the adjusting cylinder 2 is relieved, the limit fixation of the valve rod 5 is relieved, then the user pulls the threaded push rod 4 to drive the valve rod 5 to move, the adjustment of the flat gate valve is completed, after the adjustment is completed, the user positively rotates the rotating wheel 6, the threaded push rod 4 and the extrusion block 7 move downwards, the extrusion push plate 10 and the second spring 8 are extruded, the clamping block 11 and the adjusting cylinder 2 are clamped, the valve rod 5 is limited and fixed, and therefore the limit fixation of the gate valve switch by the user is facilitated, and the influence of mistaking spraying on the gate valve is reduced.

In this embodiment, the coupling assembling includes the flange 12 with 1 fixed connection of valve body, and the inside threaded connection of flange 12 has a fixed screw 13 that is two in quantity, and the user is connected valve body 1 and pipeline through flange 12, and rethread fixed screw 13 is fixed flange 12 and valve body 1, increases confidentiality between valve body 1 and the pipeline, reduces leakage.

It is to be noted that, through setting up coupling assembling, the person of facilitating the use is fixed to the installation of flat gate valve, has increased the gas tightness between gate valve and the pipeline.

Specifically, when the flat gate valve is required to be installed, the flat gate valve is connected with the pipeline through the connecting flange 12, and then the connecting flange 12 and the valve body 1 are fixed through the fixing screw 13.

The working principle of the embodiment is as follows:

(1) This but prevent flat gate valve that mistake bumps, when needs are adjusted flat gate valve, user counter-rotating runner 6 makes screw push rod 4 upwards remove, drive extrusion piece 7 and remove, relieve the extrusion to push pedal 10 and second spring 8, second spring 8 resets, separation fixture block 11 and the joint of adjusting cylinder 2, relieve spacing fixed to valve rod 5, then user pulling screw push rod 4, drive valve rod 5 and remove, accomplish the regulation to flat gate valve, after the regulation is accomplished, user forward rotating runner 6, make screw push rod 4 and extrusion piece 7 move downwards, extrusion push pedal 10 and second spring 8, make fixture block 11 and adjusting cylinder 2 joint, carry out spacing fixed to valve rod 5, thereby reach the spacing fixed of facilitating the use to the gate valve switch, reduce the influence of mistake to the gate valve.

(2) When the flat gate valve is required to be installed, the flat gate valve is connected with a pipeline through the connecting flange 12, and then the connecting flange 12 and the valve body 1 are fixed through the fixing screw 13.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a but flat gate valve that mistake is bumped, includes valve body (1), its characterized in that: the top of the valve body (1) is provided with a control mechanism, and the outside of the valve body (1) is provided with a connecting component;

the control mechanism comprises an adjusting cylinder (2) fixedly connected with a valve body (1), a first spring (3) is fixedly connected to the interior of the adjusting cylinder (2), a threaded push rod (4) is sleeved in the interior of the first spring (3), a valve rod (5) is connected to the threaded push rod (4) through external threads, a rotating wheel (6) located outside the adjusting cylinder (2) is fixedly connected to the top of the threaded push rod (4), extrusion blocks (7) are fixedly connected to the bottom of the threaded push rod (4), two second springs (8) are fixedly connected to the interior of the valve rod (5), pull rods (9) are sleeved in the interior of the second springs (8), push plates (10) are fixedly connected to one sides, opposite to the pull rods (9), of the second springs (8), and clamping blocks (11) are fixedly connected to one sides, away from each other, of the pull rods (9).

2. The flat gate valve capable of preventing false collision according to claim 1, wherein: the connecting assembly comprises a connecting flange (12) fixedly connected with the valve body (1), and the two fixing screws (13) are connected with the inner threads of the connecting flange (12).

3. The flat gate valve capable of preventing false collision according to claim 1, wherein: the inner part of the adjusting cylinder (2) is provided with a mounting groove, and the first spring (3) is fixedly connected with the adjusting cylinder (2) through the mounting groove.

4. The flat gate valve capable of preventing false collision according to claim 1, wherein: the top of the adjusting cylinder (2) is provided with a perforation, and the threaded push rod (4) extends to the outside of the adjusting cylinder (2) through the perforation to be fixedly connected with the rotating wheel (6).

5. The flat gate valve capable of preventing false collision according to claim 1, wherein: threaded holes are formed in the valve rod (5), and the threaded push rod (4) is in threaded connection with the valve rod (5) through the threaded holes.

6. The flat gate valve capable of preventing false collision according to claim 1, wherein: the left side inner wall and the right side inner wall of the adjusting cylinder (2) are provided with three clamping holes (201), and the clamping blocks (11) are clamped with the adjusting cylinder (2) through the clamping holes (201).