Quick-open type blind plate valve efficient to use

Abstract

The utility model relates to the technical field of blind plate valves, and discloses an efficient quick-open type blind plate valve which comprises a pipeline and a valve body, one end of the pipeline is fixedly connected with a first flange plate, the middle of the valve body is connected with a hollow valve plate and a solid valve plate in a sliding mode, and the interior of the valve body is connected with a rotating rod in a rotating mode. A rotating rod is arranged in the valve body, a gear and a worm gear are fixedly connected to the periphery of the rotating rod, rack plates are fixedly connected to the bottom of the hollow valve plate and the bottom of the solid valve plate, the rack plates are meshed with the gear, a worm is rotationally connected to the middle of the valve body, the worm is meshed with the worm gear, and a connecting assembly is arranged at the bottom of the worm. According to the utility model, under the mutual cooperation of the turn button, the connecting rod, the worm, the worm gear, the gear, the hollow valve plate, the solid valve plate and other structures, the valve body can be conveniently opened from closing, so that the labor intensity of workers is reduced, and meanwhile, the overall stability of the valve body is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to blind plate valve technical field especially uses high -efficient quick -opening blind plate valve. BACKGROUND

[0002] Blind plate valve is a special type of gate valve used for manual, electric or pneumatic, hydraulic operation to shut off the flow of gaseous medium, commonly used in industrial applications that require quick and safe isolation of pipelines. This valve design is diverse, can be divided into several types according to the operation mode and installation requirements, including electric blind plate valve, hydraulic blind plate valve, pneumatic blind plate valve, closed plug valve and electric open blind plate valve. Electric blind plate valve is controlled by motor, suitable for remote operation and automatic control system. Hydraulic blind plate valve uses hydraulic pressure to realize opening and closing, suitable for occasions that require quick response. Pneumatic blind plate valve is driven by air pressure, commonly used in flammable and explosive environment, because it does not produce spark and is preferred. Closed plug valve blocks the flow by inserting a blind plate into the fluid flow, usually used for larger pipe diameter or complete cut-off occasions.

[0003] In the prior art, blind plate valve relies on electric push rod to drive the movement of valve plate, realizing the conversion of valve from opening to closing. This way makes the operation simple, can realize remote control, and is widely used in industrial systems that need frequent operation. However, when the electric push rod fails or is damaged, the function of the whole blind plate valve will be affected, and the basic opening and closing operation cannot be performed. This situation may cause a series of problems in actual application, especially in critical industrial processes. For example, if the blind plate valve used to control the flow of dangerous chemicals in a chemical plant cannot be closed due to the failure of the electric push rod, it will cause chemical leakage, which will pose a serious threat to the environment and personnel safety. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a kind of high -efficient quick -opening blind plate valve, to improve the prior art usually rely on electric push rod to drive the movement of valve plate, to realize the conversion of valve from opening to closing, however, when the electric push rod fails or is damaged, it will cause the problem of not being able to perform its basic opening and closing operation.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] The utility model provides a use high -efficient quick -opening blind plate valve, including pipeline and valve body, one end of pipeline is connected with flange dish no.

[0007] As a further description of the above technical solution:

[0008] The connecting assembly comprises a connecting rod, the connecting rod is fixedly connected to the bottom of the worm, and one end of the connecting rod away from the worm is fixedly connected with a rotating knob.

[0009] As a further description of the above technical solution:

[0010] The outer side of the pipeline is provided with a fixing ring, the outer side of the fixing ring is fixedly connected with a connecting plate one, the middle part of the connecting plate one is provided with a fastening bolt, the fixing ring is provided with two, the outer side of two fixing rings is fixedly connected with a connecting plate two, one side of the connecting plate two is provided with a fixed plate, one side of the fixed plate is fixedly connected with a pull rod and a pull spring.

[0011] As a further description of the above technical solution:

[0012] The pull rod and the pull spring are both provided with two, two pull springs are respectively sleeved on the outer periphery of two pull rods.

[0013] As a further description of the above technical solution:

[0014] The rack plate is slidably connected to the middle part of the valve body.

[0015] As a further description of the above technical solution:

[0016] The outer periphery of the worm is fixedly connected with a limiting block, the limiting block is provided with two, one of the limiting blocks is slidably connected to the inside of the valve body, and the other limiting block is slidably connected to the outside of the valve body.

[0017] As a further description of the above technical solution:

[0018] Both sides of the valve body are fixedly connected with flange dish no.

[0019] As a further description of the above technical solution:

[0020] The outer periphery of the rotating knob is provided with anti-skid lines for increasing the friction of the rotating knob.

[0021] The utility model has the advantages of the following:

[0022] In the utility model, the connecting rod is driven to rotate by rotating the rotating knob, the worm is simultaneously driven to rotate when the connecting rod rotates, the worm wheel is driven to meshing rotation when the worm rotates, the gear is simultaneously driven to rotate by the rotating rod when the worm wheel rotates, the rack plate is driven to move when the gear rotates, and the hollow valve plate and the solid valve plate are simultaneously driven to move when the rack plate moves, so that the valve body can be conveniently switched from closing to opening, the labor intensity of the staff is reduced, and the stability of the valve body as a whole is improved.

[0023] In the utility model, the two pipelines can be clamped and fixed under the action of the connecting plate one and the fastening bolt, the two connecting plate two can be tensioned and fixed under the action of the pull rod and the tension spring after the two pipelines are fixed, so that the two pipelines and the valve body can be conveniently connected more stably under the action of the connecting plate two, gaps are prevented from being generated when opening or closing, and the adaptability of the whole is improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A three-dimensional schematic view of the efficient quick-opening blind plate valve is provided in the utility model;

[0025] Figure 2 A structure schematic view of the tension spring of the efficient quick-opening blind plate valve is provided in the utility model;

[0026] Figure 3 A structure schematic view of the gear of the efficient quick-opening blind plate valve is provided in the utility model;

[0027] Figure 4 A structure schematic view of the rotating knob of the efficient quick-opening blind plate valve is provided in the utility model.

[0028] LEGEND:

[0029] 1, pipeline; 2, fixed ring; 3, connecting plate one; 4, fastening bolt; 5, connecting plate two; 6, flange plate one; 7, flange plate two; 8, valve body; 9, pull rod; 10, tension spring; 11, hollow valve plate; 12, solid valve plate; 13, rack plate; 14, rotating rod; 15, gear; 16, worm wheel; 17, worm; 18, connecting rod; 19, rotating knob; 20, limiting block; 21, fixed plate. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0031] With reference to Figure 1 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of using efficient quick-opening blind plate valve, including pipeline 1 and valve body 8, one end of pipeline 1 is fixedly connected with flange plate one 6, flange plate one 6 can be conveniently connected and fixed with pipeline 1 and valve body 8, the middle portion of valve body 8 is slidably connected with hollow valve plate 11 and solid valve plate 12, hollow valve plate 11 and solid valve plate 12 can be conveniently realized the opening or closing of valve body 8, to reduce the labor intensity of staff, improve the stability of valve body 8 as a whole simultaneously.Valve body 8 is rotatably connected with rotating rod 14, the outer periphery of rotating rod 14 is fixedly connected with gear 15 and worm wheel 16, when rotating rod 14 is rotated, gear 15 is simultaneously rotated, the bottom of hollow valve plate 11 and solid valve plate 12 is fixedly connected with rack plate 13, rack plate 13 and gear 15 are mutually engaged, when gear 15 is rotated, rack plate 13 is moved, and rack plate 13 is moved to conveniently drive hollow valve plate 11 and solid valve plate 12 to move, rack plate 13 is slidably connected in the middle portion of valve body 8, the middle portion of valve body 8 is rotatably connected with worm 17, worm 17 and worm wheel 16 are mutually engaged, when worm 17 is rotated, worm wheel 16 is engaged rotation, and worm wheel 16 is rotated to drive rotating rod 14 to rotate simultaneously.

[0032] With reference to Figure 4 , the bottom of worm 17 is provided with connecting assembly, connecting assembly is used to drive worm 17 to rotate, connecting assembly includes connecting rod 18, connecting rod 18 is fixedly connected at the bottom of worm 17, when connecting rod 18 is rotated, it can conveniently drive worm 17 to rotate, the end, away from worm 17 of connecting rod 18 is fixedly connected with knob 19, knob 19 can conveniently drive connecting rod 18 to rotate by staff, the outer periphery of knob 19 is provided with anti-skid line, anti-skid line is used to increase the friction of knob 19, and anti-skid line can prevent staff from sliding when rotating knob 19.

[0033] With reference to Figure 1 and Figure 2The outer side of the pipeline 1 is provided with a fixing ring 2, the outer side of the fixing ring 2 is fixedly connected with a connecting plate one 3, the middle part of the connecting plate one 3 is provided with a fastening bolt 4, the fastening bolt 4 can conveniently connect and fix two connecting plate ones 3, and conveniently connect and fix two fixing rings 2, the fixing ring 2 is provided with two, the outer side of the two fixing rings 2 is fixedly connected with a connecting plate two 5, one side of the connecting plate two 5 is provided with a fixed plate 21, one side of the fixed plate 21 is fixedly connected with a pull rod 9 and a tension spring 10, the fixed plate 21 can conveniently connect and fix the pull rod 9 and the tension spring 10 with the connecting plate two 5, the pull rod 9 and the tension spring 10 are provided with two, and the two tension springs 10 are respectively sleeved on the outer peripheries of the two pull rods 9.

[0034] With reference to Figure 1 And Figure 4 The outer periphery of the worm 17 is fixedly connected with a limiting block 20, the limiting block 20 is provided with two, one of the limiting blocks 20 is slidably connected in the inside of the valve body 8, and the other limiting block 20 is slidably connected on the outside of the valve body 8, the two limiting blocks 20 can conveniently limit the worm 17, so that the worm 17 is prevented from deviating when rotating, and the two sides of the valve body 8 are fixedly connected with a flange plate two 7.

[0035] Working principle: when the valve body 8 is opened or closed, the manual rotation of the rotary knob 19 drives the connecting rod 18 to rotate, the connecting rod 18 rotates and drives the worm 17 to rotate at the same time, the worm 17 rotates and drives the worm wheel 16 to mesh and rotate, the worm wheel 16 rotates and drives the gear 15 to rotate at the same time through the rotating rod 14, the gear 15 rotates and drives the rack plate 13 to move, and the rack plate 13 moves and drives the hollow valve plate 11 and the solid valve plate 12 to move at the same time, so that the valve body 8 can be conveniently realized from closing to opening, the two connecting plate ones 3 are connected and fixed through the rotation of the fastening bolt 4, and then the pipeline 1 can be clamped and fixed under the action of the fixing ring 2, and the two pipelines 1 and the valve body 8 can be connected more stably under the action of the pull rod 9 and the tension spring 10.

[0036] Finally, it should be noted that: the above only describes preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A high efficient quick open blind plate valve is used, including pipeline (1) and valve body (8), its characterized in that: One end of the pipeline (1) is fixedly connected with a flange plate one (6), the middle part of the valve body (8) is slidably connected with a hollow valve plate (11) and a solid valve plate (12), the inside of the valve body (8) is rotatably connected with a rotating rod (14), the outer periphery of the rotating rod (14) is fixedly connected with a gear (15) and a worm wheel (16), the bottom of the hollow valve plate (11) and the solid valve plate (12) is fixedly connected with a rack plate (13), the rack plate (13) and the gear (15) are meshed with each other, the middle part of the valve body (8) is rotatably connected with a worm (17), the worm (17) and the worm wheel (16) are meshed with each other, the bottom of the worm (17) is provided with a connecting assembly, the connecting assembly is used to drive the worm (17) to rotate.

2. A high efficiency quick open blind plate valve according to claim 1, characterized in that: The connecting assembly comprises a connecting rod (18), the connecting rod (18) is fixedly connected at the bottom of the worm (17), one end of the connecting rod (18) away from the worm (17) is fixedly connected with a rotating knob (19).

3. A high efficiency quick open blind plate valve according to claim 1, characterized in that: The outer side of the pipeline (1) is provided with a fixed ring (2), the outer side of the fixed ring (2) is fixedly connected with a connecting plate one (3), the middle part of the connecting plate one (3) is provided with a fastening bolt (4), the fixed ring (2) is provided with two, the outer side of the two fixed rings (2) is fixedly connected with a connecting plate two (5), one side of the connecting plate two (5) is provided with a fixed plate (21), one side of the fixed plate (21) is fixedly connected with a pull rod (9) and a tension spring (10).

4. A high efficiency quick open blind plate valve according to claim 3, characterized in that: The pull rod (9) and the tension spring (10) are both provided with two, the two tension springs (10) are respectively sleeved on the outer periphery of the two pull rods (9).

5. A high efficiency quick open blind plate valve according to claim 1, characterized in that: The rack plate (13) is slidably connected in the middle part of the valve body (8).

6. A high efficiency quick open blind plate valve according to claim 1, characterized in that: The outer periphery of the worm (17) is fixedly connected with a limiting block (20), the limiting block (20) is provided with two, one of the limiting blocks (20) is slidably connected in the inside of the valve body (8), the other limiting block (20) is slidably connected on the outside of the valve body (8).

7. A high efficiency quick open blind plate valve according to claim 1, characterized in that: The two sides of the valve body (8) are both fixedly connected with a flange plate two (7).

8. A high efficiency quick open blind plate valve according to claim 2, characterized in that: The outer periphery of the rotating knob (19) is provided with anti-skid lines, the anti-skid lines are used to increase the friction of the rotating knob (19). The outer periphery of the rotating knob (19) is provided with anti-skid lines, the anti-skid lines are used to increase the friction of the rotating knob (19).

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