CN220770178U - Elastic sealing gate valve - Google Patents

Abstract

The utility model relates to the technical field of gate valves and discloses an elastic sealing gate valve which comprises fixed rings, wherein the fixed rings are fixedly connected to the outer side of a pipeline, two limiting blocks are fixedly connected between the two fixed rings, one side of each limiting block is provided with a slideway, two slide plates are connected between the two slideway in a sliding manner, one side of each slide plate is fixedly connected with an elastic sealing pad, two sides of each slide plate are fixedly connected with a movable shaft, two slide grooves are formed in the upper and lower parts of each fixed ring, the slide grooves are in sliding connection with the movable shaft, the outer side of each fixed ring is rotationally connected with a rotating ring, each rotating ring is rotationally connected with the pipeline, two curved grooves are formed in the surface of each rotating ring, the curved grooves are in sliding connection with the movable shaft, the outer side of each rotating ring is fixedly connected with a connecting rod, one side of each rotating ring is fixedly connected with a large gear, the large gear is rotationally connected with the pipeline, the large gear is in meshed connection with a pinion, the pipeline is fixedly connected with a motor, and an output shaft of the motor is fixedly connected with the pinion.

Description

Elastic sealing gate valve

Technical Field

The utility model relates to the technical field of gate valves, in particular to an elastic sealing gate valve.

Background

Gate valve refers to a valve in which the closure member moves in a direction perpendicular to the centerline of the passageway. The gate valve can only be fully opened and fully closed in the pipeline, and cannot be regulated and throttled. The gate valve is a valve with a wide application range, the common caliber cutting device is selected by the gate valve, and sometimes the small caliber cutting device is also selected by the gate valve, but the traditional gate valve has large operation stroke and long opening and closing time, and the gate plate needs to be completely lifted to the upper part of the valve seat channel when being opened, and the gate plate needs to be completely fallen to block the valve seat channel when being closed, so the opening and closing stroke of the gate plate is large, and the opening and closing time is long.

Disclosure of Invention

The utility model aims to provide an elastic sealing gate valve, which solves the problems that the conventional gate valve provided in the prior art has large operation stroke and long opening and closing time, and the gate valve needs to be completely lifted above a valve seat channel when being opened and needs to be completely fallen to block the valve seat channel when being closed, so that the gate valve has large opening and closing stroke and long opening and closing time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an elastic sealing flashboard valve, includes solid fixed ring, gu fixed ring fixed connection is in the pipeline outside, two fixedly connected with two stoppers between the solid fixed ring, the slide has been seted up to stopper one side, two sliding connection has two flashboards between the slide, every equal fixedly connected with moving axle in flashboard both sides, every gu fixed ring has all seted up twice spout from top to bottom, spout and moving axle sliding connection, every gu fixed ring outside all rotates and is connected with the swivel becket, every the twice curved groove has all been seted up on the swivel becket surface, curved groove and moving axle sliding connection, swivel becket outside fixedly connected with connecting rod.

Preferably, an elastic sealing pad is fixedly connected to one side of each flashboard.

Preferably, each of the above-mentioned rotary rings is rotatably connected to the pipe.

Preferably, the connecting rod fixedly connects the two rotating rings.

Preferably, one side of the rotating ring is fixedly connected with a large gear, and the large gear is rotationally connected with the pipeline.

Preferably, the large gear is engaged with and connected with a small gear, the pipeline is fixedly connected with a motor, and an output shaft of the motor is fixedly connected with the small gear.

Compared with the prior art, the technical scheme provided by the utility model has the following technical effects:

by the butt joint method of the upper gate plate and the lower gate plate, each gate plate can be completely closed or opened only by moving the former half-way distance, and the working motor is transferred to the side surface of the gate valve in a mode of converting rotary motion into linear motion, so that the utilization of longitudinal space is saved, and the manual opening or closing is realized by additionally installing a connecting rod and manually rotating the position of the connecting rod.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view showing a shutter open state structure of the present utility model;

FIG. 3 is a schematic view of a shutter closed state structure of the present utility model;

FIG. 4 is a schematic view showing an opened state of a fixed ring shutter according to the present utility model;

FIG. 5 is a schematic view of a closed state structure of a fixed ring shutter of the present utility model;

FIG. 6 is a schematic view showing the open state of the shutter of the rotary ring according to the present utility model;

fig. 7 is a schematic view showing a closed state structure of the rotary ring shutter of the present utility model.

Reference numerals illustrate: 1. a fixing ring; 2. a limiting block; 3. a rotating ring; 4. a large gear; 5. a connecting rod; 6. a pinion gear; 7. a motor; 8. a pipe; 9. a flashboard; 10. an elastic sealing gasket; 11. a slideway; 12. a moving shaft; 13. a chute; 14. a curved groove.

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.

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 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 is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application.

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

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the scope of the present disclosure, since any structural modifications, proportional changes, or dimensional adjustments made by those skilled in the art should not be made in the present disclosure without affecting the efficacy or achievement of the present disclosure.

Examples

In the prior art, the traditional gate valve has large operation stroke and long opening and closing time, and the gate plate needs to be completely lifted to the upper part of the valve seat channel when being opened, and the gate plate needs to be completely fallen to block the valve seat channel when being closed, so that the opening and closing stroke of the gate plate is large and the opening and closing time is long.

Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides an elastic sealing flashboard valve, includes solid fixed ring 1, gu fixed ring 1 fixed connection is in the pipeline 8 outside, two stopper 2 of fixedly connected with between two gu fixed rings 1, and slide 11 has been seted up to stopper 2 one side, and sliding connection has two flashboards 9 between two slide 11, and flashboard 9 can do the translation from top to bottom in slide 11, and equal fixedly connected with elastic sealing pad 10 in every flashboard 9 one side, elastic sealing pad 10 can ensure that flashboard 9 closely dock, can not lead to the liquid leakage.

Two sides of each flashboard 9 are fixedly connected with a movable shaft 12, each fixed ring 1 is provided with two sliding grooves 13 up and down, each sliding groove 13 is in sliding connection with each movable shaft 12, and when the movable shafts 12 move up and down in the sliding grooves 13, the flashboard 9 also moves up and down.

Every fixed ring 1 outside all rotates and is connected with swivel becket 3, every swivel becket 3 all rotates with pipeline 8 to be connected, two curved slots 14 have all been seted up on every swivel becket 3 surface, curved slots 14 and moving axle 12 sliding connection, when swivel becket 3 rotates, just can drive moving axle 12 and do the translation from top to bottom, thereby control opening and closure of flashboard 9, swivel becket 3 outside fixedly connected with connecting rod 5, connecting rod 5 will two swivel becket 3 fixed connection, when one of them swivel becket 3 rotates, just can drive another swivel becket 3 and rotate, also can manually pull connecting rod 5, make two swivel becket 3 rotate simultaneously.

One side of one rotating ring 3 is fixedly connected with a large gear 4, the large gear 4 is rotationally connected with a pipeline 8, the large gear 4 is in meshed connection with a small gear 6, the pipeline 8 is fixedly connected with a motor 7, an output shaft of the motor 7 is fixedly connected with the small gear 6, and when the motor 7 operates, the small gear 6 is driven to rotate, so that the large gear 4 and the rotating ring 3 rotate together.

The working principle or the structure principle is that when the gate valve needs to be opened, the motor 7 is communicated with a power supply, when the motor 7 operates, the pinion 6 is driven to rotate, then the bull gear 4 and the rotating ring 3 rotate together, at the moment, the movable shaft 12 slides in the curved groove 14 and drives the gate plate 9 to move towards the outer side of the fixed ring 1 until the pipeline 8 is completely communicated, when the gate valve needs to be closed, the motor 7 rotates in the opposite direction and drives the rotating ring 3 to rotate reversely, at the moment, the movable shaft 12 moves towards the pipeline 8, and the gate plate 9 is gradually closed to cut off the pipeline 8.

In summary, by the butt joint method of the upper and lower flashboards 9, each flashboard 9 can be completely closed or opened only by moving the former half-way distance, and the working motor 7 is transferred to the side surface of the gate valve in a mode of converting rotary motion into linear motion, so that the utilization of longitudinal space is saved, and the connecting rod 5 is additionally arranged, and the manual opening or closing is realized by manually rotating the position of the connecting rod 5.

Thus, embodiments of the present utility model have been described in detail with reference to the accompanying drawings. It should be noted that, in the drawings or the text of the specification, implementations not shown or described are all forms known to those of ordinary skill in the art, and not described in detail. Furthermore, the above definitions of the components are not limited to the specific structures, shapes or modes mentioned in the embodiments, and may be simply modified or replaced by those of ordinary skill in the art.

Those skilled in the art will appreciate that the features recited in the various embodiments of the utility model and/or in the claims may be combined in various combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the utility model. In particular, the features recited in the various embodiments of the utility model and/or in the claims can be combined in various combinations and/or combinations without departing from the spirit and teachings of the utility model. All such combinations and/or combinations fall within the scope of the utility model.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the utility model thereto, but to limit the utility model thereto, and any modifications, equivalents, improvements and equivalents thereof may be made without departing from the spirit and principles of the utility model.

Claims (6)

1. An elastic sealing gate valve, comprising a fixed ring (1), characterized in that: fixed ring (1) fixedly connected with is in pipeline (8) outside, two fixedly connected with two stopper (2) between fixed ring (1), slide (11) have been seted up to stopper (2) one side, two sliding connection has two flashboards (9) between slide (11), every equal fixedly connected with moving axle (12) in flashboard (9) both sides, every two spout (13) have all been seted up from top to bottom to fixed ring (1), spout (13) and moving axle (12) sliding connection, every all rotate in the fixed ring (1) outside and be connected with rotor ring (3), every two curved groove (14) have all been seted up on rotor ring (3) surface, curved groove (14) and moving axle (12) sliding connection, rotor ring (3) outside fixedly connected with connecting rod (5).

2. An elastomeric sealing gate valve according to claim 1, wherein: and one side of each flashboard (9) is fixedly connected with an elastic sealing gasket (10).

3. An elastomeric sealing gate valve according to claim 1, wherein: each rotating ring (3) is rotatably connected with the pipeline (8).

4. A resilient sealing gate valve as defined in claim 3, wherein: the connecting rod (5) fixedly connects the two rotating rings (3).

5. An elastomeric seal gate valve according to claim 4, wherein: one side of the rotating ring (3) is fixedly connected with a large gear (4), and the large gear (4) is rotationally connected with the pipeline (8).

6. An elastomeric seal gate valve according to claim 5, wherein: the large gear (4) is connected with the small gear (6) in a meshed mode, the pipeline (8) is fixedly connected with the motor (7), and an output shaft of the motor (7) is fixedly connected with the small gear (6).