CN218178060U

CN218178060U - Convenient gate valve of opening and close fast

Info

Publication number: CN218178060U
Application number: CN202222693400.8U
Authority: CN
Inventors: 王志明; 王超
Original assignee: Heilongjiang Muling Power Station Valve Co ltd
Current assignee: Heilongjiang Muling Power Station Valve Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2022-12-30
Anticipated expiration: 2032-10-13

Abstract

The utility model relates to a gate valve technical field, and a convenient quick start-stop gate valve is disclosed, including the gate valve body, gate valve body top one side intercommunication has the valve gap, the third spout has been seted up to the gate valve body inner wall, the inboard seamless sliding connection of third spout has the valve plate, the valve plate top is fixed with the pull rod that is located the valve gap inboard, valve gap inner wall top is fixed with the sealing washer, sealing washer inner wall one side is laminated in the outside of pull rod, the valve gap upside is equipped with lifting unit, when the valve plate of gate valve is opened to needs, upwards stimulate the bracing piece, make the traveller slide in the inboard of first spout, the traveller follows bracing piece rebound, upwards rise pull rod and valve plate, make gate valve body both sides be in the connected state, avoid the workman when opening the valve plate at every turn, need rotate many rings of hand wheels, only need the workman upwards lift up the bracing piece can, workman's working strength has been reduced, workman's work efficiency is improved, thereby make the gate valve can be quick open, and the physical power of workman has been saved.

Description

Convenient gate valve of opening and close fast

Technical Field

The utility model relates to a gate valve technical field specifically is a convenient gate valve of opening and close fast.

Background

The opening and closing part of the gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate plate is provided with two sealing surfaces, and the two sealing surfaces of the gate plate valve in the most common mode form a wedge shape, and the wedge angle is different along with the parameters of the valve.

When the valve plate is opened or closed, the existing gate valve partially needs workers to manually rotate a plurality of circles of hand wheels, the workers need to spend a large amount of time to operate the hand wheels, the working strength of the workers is high, the working efficiency is low, and the convenient fast opening and closing gate valve is provided for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient gate valve of opening and close fast to the workman that provides spends a large amount of time in solving above-mentioned background and removes the operation hand wheel, and the working strength that causes the workman is great, problem that work efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: a convenient and fast opening and closing gate valve comprises a gate valve body, wherein a valve cover is communicated with one side of the top of the gate valve body, a third sliding groove is formed in the inner wall of the gate valve body, a valve plate is connected to the inner side of the third sliding groove in a seamless sliding mode, a pull rod positioned on the inner side of the valve cover is fixed to the top of the valve plate, a sealing ring is fixed to the top of the inner wall of the valve cover, one side of the inner wall of the sealing ring is attached to the outer side of the pull rod, and a lifting assembly is arranged on the upper side of the valve cover;

the lifting assembly comprises first fixed blocks, sliding columns and second fixed blocks, a rotating shaft is rotatably connected between the first fixed blocks through bearings, a supporting rod is fixed on one side of the rotating shaft, a first sliding groove is formed in one side of the supporting rod, and a second sliding groove is formed in the top of the pulling rod.

Preferably, one side of the sliding column is slidably connected to the inner side of the first sliding groove, one side of the supporting rod is slidably connected to the inner side of the second sliding groove, and two ends of the sliding column are fixed to the inner side wall of the second sliding groove.

Preferably, one side of the second fixing block is hinged with a pawl, and one side of the pawl is integrally formed with a handle.

Preferably, the ratchet wheel is fixedly sleeved on the outer side of the rotating shaft, a limiting groove is formed in one side of one of the first fixing blocks, and a torsion spring is sleeved on the outer side of the rotating shaft.

Preferably, one side of the pawl is inserted into one side of the ratchet wheel, a tension spring is connected between one side of the pawl and the valve cover, and two ends of the tension spring are respectively fixed on one sides of the limiting groove and the rotating shaft.

Preferably, the bottoms of the first fixing block and the second fixing block are fixed on one side of the top of the valve cover, and the sliding column is cylindrical.

The utility model adopts the above technical scheme to compare with prior art, have following technological effect:

1. when the valve plate of the gate valve needs to be opened, only the support rod needs to be pulled upwards, the sliding column slides in the inner side of the first sliding groove, the sliding column is upwards lifted along with the support rod when moving upwards, the pull rod and the valve plate are upwards lifted, the two sides of the gate valve body are in a communicated state, the situation that a worker needs to rotate a plurality of circles of hand wheels when opening the valve plate at each time is avoided, only the worker needs to upwards lift the support rod, the working intensity of the worker is reduced, the working efficiency of the worker is improved, the gate valve can be quickly opened, and the physical strength of the worker is saved.

2. When the gate valve needs to be closed, the handle only needs to be pulled to one side, so that the pawl leaves the inner side of the ratchet on one side of the ratchet wheel, the torsional force of the torsional spring can help the rotating shaft to rotate, the force for downwards pressing the supporting rod by a worker is reduced, the gate valve is closed, the two sides of the gate valve are in a non-communicating state, the operation is simple and convenient, the gate valve can be closed without rotating the hand wheel for multiple circles, and the gate valve is opened and closed more simply, conveniently and labor-saving.

Drawings

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

Fig. 1 is a schematic view of a front view section structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of a left side sectional structure of the present invention at the rotating shaft;

FIG. 4 is a schematic view of the ratchet structure of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the pull rod of the present invention.

Description of reference numerals: 1. a gate valve body; 2. a valve plate; 3. a lifting assembly; 31. a first fixed block; 32. a rotating shaft; 33. a first chute; 34. a traveler; 35. a second chute; 36. a support bar; 37. a second fixed block; 38. a ratchet wheel; 39. a torsion spring; 310. a limiting groove; 311. a tension spring; 312. a handle; 313. a pawl; 4. a valve cover; 5. a pull rod; 6. a seal ring; 7. and a third chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, are used herein to indicate an orientation or positional relationship, which is based on the orientation or positional relationship shown in the drawings, but only to facilitate the description of the application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular manner of operation, and are not to be construed as limiting the application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure to be understood and read by those skilled in the art, and are not used for limiting the practical limitations of the present disclosure, so they do not have the essential technical meaning, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the technical disclosure of the present disclosure without affecting the function and the achievable purpose of the present disclosure.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a convenient gate valve of opening and close fast, includes

gate valve body

1, and 1 top one side intercommunication of gate valve body has valve gap 4, and third spout 7 has been seted up to 1 inner wall of gate valve body, and 7 inboard seamless sliding connection of third spout have

valve plate

2, and 2 tops of valve plate are fixed with and are located the inboard pull rod 5 of valve gap 4, and valve gap 4 inner wall top is fixed with sealing washer 6, and sealing washer 6 prevents the inside liquid leakage of gate valve body 1, and 6 inner wall one sides of sealing washer are laminated in the outside of

pull rod

5, and 4 upsides of valve gap are equipped with lifting unit 3.

Lifting unit 3 includes first fixed block 31, traveller 34 and second fixed block 37, rotates through the bearing between two first fixed blocks 31 to be connected with pivot 32, and pivot 32 one side is fixed with the bracing piece 36, upwards lifts up bracing piece 36 for bracing piece 36 rotates around pivot 32, and first spout 33 has been seted up to bracing piece 36 one side, and second spout 35 has been seted up at the top of pull rod 5, and traveller 34 slides in the inboard of first spout 33.

One side of the sliding column 34 is slidably connected to the inner side of the first sliding groove 33, one side of the supporting rod 36 is slidably connected to the inner side of the second sliding groove 35, two ends of the sliding column 34 are fixed to the inner side wall of the second sliding groove 35, the sliding column 34 slides on the inner side of the first sliding groove 33, when the sliding column 34 moves upwards along with the supporting rod 36, the pull rod 5 and the valve plate 2 are lifted upwards, one side of the second fixing block 37 is hinged to a pawl 313, a handle 312 is integrally formed on one side of the pawl 313, and the pawl 313 is inserted into the inner side of a ratchet of the ratchet 38, so that the position of the supporting rod 36 is kept fixed, and the supporting rod 36 is prevented from moving downwards under the action of an external force.

The ratchet 38 is fixedly sleeved on the outer side of the rotating shaft 32, the limiting groove 310 is formed in one side of the first fixing block 31, the torsion spring 39 is sleeved on the outer side of the rotating shaft 32, one side of the pawl 313 is inserted into one side of the ratchet 38, the tension spring 311 is connected between one side of the pawl 313 and the valve cover 4, two ends of the torsion spring 39 are respectively fixed to one sides of the limiting groove 310 and the rotating shaft 32, when the supporting rod 36 is pulled upwards, the torsion spring 39 sleeved on the outer side of the rotating shaft 32 rotates and accumulates torsion force, the rotation of the rotating shaft 32 can be assisted by the torsion force, the force for a worker to press the supporting rod 36 downwards is reduced, the bottoms of the first fixing block 31 and the second fixing block 37 are fixed to one side of the top of the valve cover 4, and the sliding column 34 is cylindrical.

The working principle is as follows: when the gate valve body 1 is installed on one side of a pipeline and the valve plate 2 of the gate valve body 1 needs to be opened, a worker only needs to hold the support rod 36 with one hand and lift the support rod 36 upwards, so that the support rod 36 rotates around the rotating shaft 32, when the support rod 36 is lifted upwards, the sliding column 34 slides on the inner side of the first sliding chute 33, when the sliding column 34 moves upwards along with the support rod 36, the pull rod 5 and the valve plate 2 are lifted upwards, meanwhile, the valve plate 2 slides upwards and seamlessly on the inner side of the third sliding chute 7, so that two sides of the gate valve body 1 are in a communicated state, when the support rod 36 is pulled upwards, the torsion spring 39 sleeved on the outer side of the rotating shaft 32 is rotated, the torsion force is accumulated, the pawl 313 continuously abuts against the inner side of the ratchet 38, when the support rod 36 is lifted to a certain position to stop, the pawl 313 is inserted into the inner side of the ratchet 38 at the moment, the self-locking characteristics of the ratchet 38 and the pawl 313 are utilized, the position of the support rod 36 is kept fixed, the support rod 36 is prevented from moving downwards under the action of external force, when the valve plate 2 needs to be opened, the valve plate 2, the worker only needs to open several circles, the worker can conveniently, the worker only needs to open the worker, the worker can conveniently, the worker can save the labor intensity of the worker, and the worker can be convenient operation intensity of the worker, and the worker can be reduced, and the worker can be conveniently, and the worker can be convenient to open the work intensity of the work efficiency of the work of the worker can be reduced each time.

When the valve plate 2 of the gate valve body 1 needs to be closed, firstly, one hand pulls the handle 312, so that the tension spring 311 is stressed and stretched, the pawl 313 leaves the inner side of the ratchet on one side of the ratchet 38, at the moment, the support rod 36 is pressed downwards, the sliding column 34 slides on the inner side of the first sliding groove 33, meanwhile, the torsional force of the torsion spring 39 can help the rotating shaft 32 to rotate, the force for pressing the support rod 36 downwards by a worker is reduced, the support rod 36 is pressed downwards, so that the pull rod 5 and the valve plate 2 move downwards, the valve plate 2 slides on the inner side of the third sliding groove 7, and the gate valve body 1 is closed, so that two sides of the gate valve body 1 are in a non-communicating state.

So far, the embodiments of the present invention have been described in detail with reference to the accompanying drawings. It is to be noted that, in the attached drawings or in the description, the implementation modes not shown or described are all the modes known by the ordinary skilled person in the field of technology, and are not described in detail. In addition, the above definitions of the components are not limited to the specific structures, shapes or modes mentioned in the embodiments, and those skilled in the art may easily modify or replace them.

It will be appreciated by a person skilled in the art that various combinations and/or combinations of features described in the various embodiments and/or the claims of the present invention are possible, even if such combinations or combinations are not explicitly described in the present invention. In particular, various combinations and/or combinations of the features recited in the various embodiments and/or claims of the present invention may be made without departing from the spirit and teachings of the invention. All such combinations and/or associations fall within the scope of the present invention.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a convenient gate valve of opening and close fast, includes gate valve body (1), its characterized in that: a valve cover (4) is communicated with one side of the top of the gate valve body (1), a third sliding groove (7) is formed in the inner wall of the gate valve body (1), a valve plate (2) is connected to the inner side of the third sliding groove (7) in a seamless sliding mode, a pull rod (5) located on the inner side of the valve cover (4) is fixed to the top of the inner wall of the valve cover (4), a sealing ring (6) is fixed to the top of the inner wall of the valve cover (4), one side of the inner wall of the sealing ring (6) is attached to the outer side of the pull rod (5), and a lifting assembly (3) is arranged on the upper side of the valve cover (4);

lifting unit (3) include first fixed block (31), traveller (34) and second fixed block (37), two rotate through the bearing between first fixed block (31) and be connected with pivot (32), pivot (32) one side is fixed with bracing piece (36), first spout (33) have been seted up to bracing piece (36) one side, second spout (35) have been seted up at pull rod (5) top.

2. A convenient and fast opening and closing gate valve according to claim 1, characterized in that: one side of the sliding column (34) is connected to the inner side of the first sliding groove (33) in a sliding mode, one side of the supporting rod (36) is connected to the inner side of the second sliding groove (35) in a sliding mode, and the two ends of the sliding column (34) are fixed to the inner side wall of the second sliding groove (35).

3. A convenient and fast opening and closing gate valve according to claim 1, characterized in that: one side of the second fixing block (37) is hinged with a pawl (313), and one side of the pawl (313) is integrally formed with a handle (312).

4. A convenient and fast opening and closing gate valve according to claim 3, characterized in that: the fixed cover in pivot (32) outside has been connected ratchet (38), and one of them first fixed block (31) one side has seted up spacing groove (310), torsion spring (39) have been cup jointed in the pivot (32) outside.

5. A convenient quick on-off gate valve according to claim 4, characterized in that: one side of pawl (313) inserts in one side of ratchet (38), be connected with extension spring (311) between one side of pawl (313) and valve gap (4), the both ends of torsion spring (39) are fixed in the one side of spacing groove (310) and pivot (32) respectively.

6. A convenient and fast opening and closing gate valve according to claim 1, characterized in that: the bottoms of the first fixing block (31) and the second fixing block (37) are fixed on one side of the top of the valve cover (4), and the sliding column (34) is cylindrical.