Uniform load distribution structure device of restriction orifice plate

Abstract

The utility model belongs to the technical field of fluid control, and particularly relates to a flow-limiting orifice plate uniform load distribution structure device which comprises a pipe body, two flow-limiting orifice plates, an adjusting assembly, an arc-shaped clamping plate, a clamping limiting assembly and four arc-shaped clamping strips. An arc-shaped opening I is formed in the pipe body, the two flow-limiting pore plates are clamped and mounted on the inner side wall of the pipe body and are symmetrically arranged, a plurality of through holes I are formed in the flow-limiting pore plates, and the arc-shaped clamping plate is movably and hermetically clamped and mounted in the arc-shaped opening I and is fixedly connected with the two flow-limiting pore plates; the adjusting assembly is arranged on the sides, close to each other, of the two flow limiting hole plates and matched with the arc-shaped clamping plate. The flow regulating valve is reasonable in design, effectively solves the problems of fluid turbulence and blocking in the flow regulating process, improves the stability of fluid flowing and the accuracy of flow regulation, and is convenient to quickly disassemble and assemble, thereby facilitating the operations such as maintenance and replacement.

Description

TECHNICAL FIELD

[0001] The utility model relates to fluid control technical field especially relates to a flow restriction orifice plate uniform load distribution structure device. BACKGROUND

[0002] In today's industrial production and fluid conveying field, the demand for flow regulation is increasing. Whether in petrochemical industry, electric power energy, urban water supply and other industries, accurate control of fluid flow is needed. Traditional flow regulating device often has problems such as complex structure, poor regulation effect, serious fluid turbulence phenomenon, which is difficult to meet the actual production demand.

[0003] With the continuous progress of technology, the performance requirements of flow regulating device are also higher and higher. The existing flow regulating equipment cannot effectively ensure the stable flow of fluid in the regulation process, and the fluid blocking situation is easy to appear, which not only affects the production efficiency, but also may cause damage to the equipment, at the same time, higher requirements for installation and maintenance of equipment are put forward in actual operation.

[0004] Under such background, a flow restriction orifice plate uniform load distribution structure device is proposed.

[0005] The information disclosed in this background section is intended only to increase an understanding of the general background of the present utility model and should not be construed as recognizing or implying that this information constitutes prior art with respect to the present utility model. CONTENT OF UTILITY MODEL

[0006] The utility model aims at solving the shortcomings mentioned in the above background technology, and proposes a flow restriction orifice plate uniform load distribution structure device.

[0007] The above technical purpose of the utility model is realized by the following technical scheme: a flow restriction orifice plate uniform load distribution structure device, comprising a pipe body, two flow restriction orifice plates, an adjusting assembly, an arc clamping plate, a clamping limiting assembly and four arc clamping strips.

[0008] The pipe body is provided with an arc-shaped opening one, the two flow restriction orifice plates are clamped and installed on the inner side wall of the pipe body and symmetrically arranged, and a plurality of through holes one are formed in the flow restriction orifice plates, the arc clamping plate is movably and sealingly clamped and installed in the arc-shaped opening one and fixedly connected with the two flow restriction orifice plates, the adjusting assembly is arranged on the side of the two flow restriction orifice plates close to each other and matched with the arc clamping plate, the clamping limiting assembly is arranged on the arc clamping plate, and the four arc clamping strips are arranged on the clamping limiting assembly and matched with the pipe body.

[0009] Preferably, the adjusting assembly comprises an adjusting plate, an arc-shaped block, a plurality of through holes two, a plurality of through holes three and a plurality of through holes four, the arc-shaped block is provided with an arc-shaped opening two, the two flow-limiting hole plates are provided with the same adjusting plate which is sealingly and rotatably installed on one side of the two flow-limiting hole plates, the adjusting plate is provided with a plurality of through holes two, a plurality of through holes three and a plurality of through holes four, the plurality of through holes two, the plurality of through holes three and the plurality of through holes four are matched with the corresponding through holes one, the cross-sectional area of the through holes two, the through holes three and the through holes four decreases in turn, the outer circumferential side of the adjusting plate is fixedly installed with the arc-shaped block, and the arc-shaped block penetrates through the arc-shaped opening two and extends above the arc-shaped block.

[0010] Preferably, the arc-shaped block is fixedly installed with a handle, and the handle is fixedly sleeved with a handle sleeve.

[0011] Preferably, the two sides of the adjusting plate are fixedly installed with a plurality of sealing rings which are located on the same axis, and the two flow-limiting hole plates are provided with a plurality of annular grooves on one side of the two flow-limiting hole plates, and the plurality of sealing rings are sealingly and rotatably installed in the corresponding annular grooves based on the axis of the pipe body as the center.

[0012] Preferably, the clamping and limiting assembly comprises two housings, four rotating pins, six bevel gears and two rotating shafts, the outer arc surface of the arc-shaped block is fixedly installed with the two housings, the rotating pins are rotatably installed on the inner walls of the two sides of the two housings, the four rotating pins extend outside the housings and are respectively fixedly installed on the corresponding arc-shaped clamping strips in a radial direction, the two housings are rotatably installed with the rotating shafts, the bottom ends of the rotating shafts and the ends of the two rotating pins which are located in the same housing are fixedly sleeved with the bevel gears, and the bevel gears located on the rotating shafts and the bevel gears located on the rotating pins are in meshing state.

[0013] Preferably, the bottom end of the rotating shaft extends above the housing and is fixedly sleeved with an adjusting wheel, the adjusting wheel is threadedly installed with a limiting bolt, a plurality of screw holes are formed in the housing based on the rotating shaft as the center, the limiting bolt is threadedly installed in the corresponding screw hole, and the top end of the limiting bolt is axially fixedly connected with a handle.

[0014] Preferably, the inner side wall of the pipe body is provided with two arc-shaped clamping grooves, and the two flow-limiting hole plates are fixedly installed with sealing clamping strips, and the two sealing clamping strips are sealingly and clampingly installed in the corresponding arc-shaped clamping grooves.

[0015] Preferably, the middle axis positions of the flow-limiting hole plates and the middle axis positions of the adjusting plate are provided with communication holes.

[0016] Preferably, one end of the through hole one away from the adjusting plate is provided in a trumpet shape.

[0017] Preferably, the cross sections of the two ends of the through holes two, the through holes three and the through holes four are the same as the cross section of the through hole one, and the through holes three and the through holes four are provided in a state that the middle is thin and the two ends are thick.

[0018] The utility model discloses the beneficial effect is:

[0019] Through the setting of the adjusting component cooperation two flow restrictor and the setting of a plurality of through -hole no. 1, not only can effectively adjust the flow in the pipe body, and can make the fluid in through -hole no. 1, through -hole no. 2, through -hole no. 3 or through -hole no. 4, due to the special design of through -hole, fluid turbulence phenomenon has been significantly reduced, improve the stability of fluid flow, simultaneously, the through -hole of the central axis position of flow restrictor and adjusting plate is set up, avoids the fluid being completely blocked when adjusting flow, guarantees the continuous flow of fluid in the pipe body, in addition, through the cooperation of the clamping limiting component and four arc clamping strips can facilitate the quick dismounting operation of flow restrictor and adjusting plate, and has simple structure, convenient operation, easy maintenance and the effect of replacement, has higher practical value and popularization value. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be briefly introduced to the drawing needed to be used in the embodiment description, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0021] Figure 1 It is a three-dimensional structure schematic diagram of the uniform load distribution structure device of flow restrictor proposed in the utility model;

[0022] Figure 2 It is a partial three-dimensional structure schematic diagram of Figure 1 ;

[0023] Figure 3 It is the structure schematic diagram of flow restrictor, annular groove, through -hole no. 1 and sealing clamping strip part proposed in the utility model;

[0024] Figure 4 It is the structure schematic diagram of flow restrictor, through -hole no. 1, through -hole no. 2 and sealing clamping strip part proposed in the utility model;

[0025] Figure 5 It is the structure schematic diagram of adjusting plate, arc block, handle, sealing ring, through -hole no. 2, through -hole no. 3 and through -hole no. 4 part proposed in the utility model;

[0026] Figure 6 It is a left view of Figure 5 ;

[0027] Figure 7 It is the structure schematic diagram of clamping limiting component and arc clamping strip part proposed in the utility model;

[0028] Figure 8for Figure 7 A magnified view of a portion of the image;

[0029] Figure 9 This is a schematic diagram of the structure of the tube body, the arc-shaped opening, and the arc-shaped groove proposed in this utility model.

[0030] In the diagram: 1. Pipe body; 11. Arc-shaped opening one; 12. Arc-shaped groove; 2. Flow limiting orifice plate; 201. Through hole one; 202. Annular groove; 21. Sealing strip; 22. Arc-shaped plate; 221. Arc-shaped opening two; 3. Adjusting plate; 301. Through hole two; 302. Through hole three; 303. Through hole four; 31. Arc-shaped block; 32. Sealing ring; 4. Shell; 41. Arc-shaped strip; 42. Rotating pin; 43. Bevel gear; 44. Adjusting wheel. Detailed Implementation

[0031] The technical solution of this utility model will now be clearly and completely described with reference to specific embodiments. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model.

[0032] Reference Figures 1-9The utility model provides a flow limiting orifice plate uniform load distribution structure device, including the pipe body 1, two flow limiting orifice plates 2, arc clamping plate 22 and four arc clamping strips 41, the pipe body 1 is set up arc mouth one 11, two flow limiting orifice plates 2 are symmetrically arranged and are all clamped and installed on the inner side wall of pipe body 1, and the flow limiting orifice plate 2 is set up multiple through -holes one 201, arc clamping plate 22 is movably and sealingly clamped and installed in arc mouth one 11 and is fixedly connected with two flow limiting orifice plates 2, arc clamping plate 22 is set up arc mouth two 221, the same one round setting adjusting plate 3 is sealingly rotatably installed on the side of two flow limiting orifice plates 2 and is close to each other, adjusting plate 3 is set up multiple through -holes two 301, multiple through -holes three 302 and multiple through -holes four 303, multiple through -holes two 301, multiple through -holes three 302 and multiple through -holes four 303 all are adapted with corresponding through -hole one 201, and the sectional area of through -hole two 301, through -hole three 302 and through -hole four 303 decreases gradually, the outer circumferential side of adjusting plate 3 is fixedly installed with arc block 31, arc block 31 penetrates arc mouth two 221 and extends to the above of arc clamping plate 22, is convenient for the flow of flow limiting orifice plate 2 is adjusted according to the need, wherein, in order to facilitate the operator to control adjusting plate 3 to deflect arc block 31, a handle is fixedly installed on arc block 31, and a handle sleeve is fixedly installed on the handle, in addition, in order to provide stable support for adjusting plate 3, while ensuring the sealing state between flow limiting orifice plate 2 and adjusting plate 3, a plurality of sealing rings 32 are fixedly installed on the two sides of adjusting plate 3, and the sealing rings 32 are located on the same axis, a plurality of annular grooves 202 are formed on the side of two flow limiting orifice plates 2 and are close to each other, and the sealing rings 32 are rotatably installed in the corresponding annular grooves 202 based on the axis of the pipe body 1 as the center;

[0033] The outer arc surface of arc clamping plate 22 is fixedly installed with two housings 4, the two housings 4 are rotatably installed with rotating pins 42 on the inner walls of the two sides, the four rotating pins 42 extend out of the housings 4 and are radially fixedly installed on the corresponding arc clamping strips 41, the two housings 4 are rotatably installed with rotating shafts, the bottom ends of the rotating shafts and the ends of the two rotating pins 42 located in the same housing 4 close to each other are fixedly sleeved with bevel gears 43, the bevel gears 43 located on the rotating shafts are in meshing state with the bevel gears 43 located on the rotating pins 42, the two arc clamping strips 41 close to the same housing 4 can be stably clamped on the pipe body 1 according to the need, so that the stable limiting of the arc clamping plate 22 can be realized, and the arc clamping plate 22 can also be conveniently disassembled, wherein, in order to facilitate the control of the rotating shaft to rotate, and also facilitate the stable limiting of the arc clamping strip 41 after adjustment, the bottom end of the rotating shaft extends above the housing 4 and is fixedly sleeved with an adjusting wheel 44, a limiting bolt is threadedly installed on the adjusting wheel 44, a plurality of screw holes are formed in the housing 4 based on the rotating shaft as the center, the limiting bolt is threadedly installed in the corresponding screw hole, and the top end of the limiting bolt is axially fixedly connected with a handle.

[0034] In this embodiment, in order to ensure the sealing connection of the flow limiting orifice plate 2 and the inner wall of the pipe body 1, and facilitate the disassembly operation, two arc-shaped clamping grooves 12 are formed on the inner side wall of the pipe body 1, and two sealing clamping strips 21 are fixedly installed on the two flow limiting orifice plates 2, respectively.

[0035] In this embodiment, in order to avoid the situation that the fluid in the pipe body 1 is completely blocked when adjusting the flow, the middle axis position of the flow limiting orifice plate 2 and the middle axis position of the adjusting plate 3 are both provided with a communication hole.

[0036] In this embodiment, in order to reduce the turbulence effect when the fluid enters the through hole one 201, the end of the through hole one 201 away from the adjusting plate 3 is provided in a trumpet shape, and in order to effectively reduce the turbulence phenomenon when the fluid flows through the through hole three 302 and the through hole four 303, the cross sections of the two ends of the through hole two 301, the through hole three 302 and the through hole four 303 are the same as the cross section of the through hole one 201, and the through hole three 302 and the through hole four 303 are both provided in a state of thin in the middle and thick at both ends.

[0037] Working principle: in use, first install the device in the pipeline system, when the fluid passes through the pipe body 1, it will first encounter the flow limiting orifice plate 2, because the flow limiting orifice plate 2 is provided with the through hole one 201 and the communication hole, the fluid can flow through the through hole one 201, the communication hole and the through hole three 302, because the end of the through hole one 201 away from the adjusting plate 3 is provided in a trumpet shape, it can effectively reduce the turbulence effect when the fluid enters the through hole one 201, so that the fluid can flow smoothly inside the pipe body 1.

[0038] When the flow of the fluid needs to be adjusted, the arc-shaped block 31 is held to drive the adjusting plate 3 to deflect, so as to adjust the through hole two 301 or the through hole three 302 to the position on the same axis as the corresponding through hole one 201, or change the opening degree of the through hole two 301, the through hole three 302 or the through hole four 303, thereby realizing accurate adjustment of the flow, thereby realizing adjustment of the flow of the fluid, and because the cross sections of the two ends of the through hole two 301, the through hole three 302 and the through hole four 303 are the same as the cross section of the through hole one 201, and the through hole three 302 and the through hole four 303 are both provided in a state of thin in the middle and thick at both ends, the turbulence phenomenon when the fluid passes through can be effectively reduced, so that the fluid can flow more smoothly, and at the same time of adjustment, because of the setting of the communication hole, the fluid in the pipe body 1 will not be completely blocked, ensuring the normal operation of the pipeline system.

[0039] Moreover, since the inner side wall of the pipe body 1 is provided with two arc-shaped clamping grooves 12, two flow-limiting orifice plates 2 are fixedly installed with sealing clamping strips 21, and the two sealing clamping strips 21 are respectively sealingly clamped in the corresponding arc-shaped clamping grooves 12, which can ensure the sealing connection between the flow-limiting orifice plate 2 and the inner wall of the pipe body 1, and through the arrangement of the plurality of sealing rings 32 and the plurality of core annular grooves 202, the sealing state between the adjusting plate 3 and the flow-limiting orifice plate 2 can be ensured, thereby effectively preventing the fluid from flowing directly without passing through the flow-limiting orifice plate 2, and through the arrangement of the adjusting wheel 44, the shaft, the bevel gear 43 and the rotating pin 42, the state between the corresponding two arc-shaped clamping strips 41 and the outer side wall of the pipe body 1 can be adjusted, so that the installation and disassembly become more convenient, thereby facilitating the maintenance and replacement of the device and the like.

[0040] The above describes in detail the flow-limiting orifice plate uniform load distribution structure device provided by the utility model. The principles and implementation manners of the utility model are described by applying specific embodiments in this paper, and the above embodiment description is only used to help understand the method and core idea of the utility model. It should be pointed out that for ordinary skilled persons in the technical field, the utility model can be improved and modified in several ways without departing from the principles of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claims.

Claims

1. A flow-limiting orifice plate uniform load distribution structure device, characterized in that, The pipe body (1) is provided with an arc-shaped opening (11), two flow-limiting orifice plates (2) are symmetrically arranged on the inner side wall of the pipe body (1) and are connected to the pipe body (1) through clamping, a plurality of through holes (201) are formed in the flow-limiting orifice plates (2), the arc-shaped clamping plate (22) is movably and sealingly connected to the arc-shaped opening (11) and is fixedly connected to the two flow-limiting orifice plates (2), the adjusting assembly is arranged on the side of the two flow-limiting orifice plates (2) close to each other and is matched with the arc-shaped clamping plate (22), the clamping and limiting assembly is arranged on the arc-shaped clamping plate (22), and the four arc-shaped clamping strips (41) are arranged on the clamping and limiting assembly and are matched with the pipe body (1). The adjusting assembly comprises an adjusting plate (3), an arc-shaped block (31), a plurality of through holes (301), a plurality of through holes (302) and a plurality of through holes (303), an arc-shaped opening (221) is formed in the arc-shaped clamping plate (22), the same circular adjusting plate (3) is sealingly and rotatably arranged on the side of the two flow-limiting orifice plates (2) close to each other, a plurality of through holes (301), a plurality of through holes (302) and a plurality of through holes (303) are formed in the adjusting plate (3), the plurality of through holes (301), the plurality of through holes (302) and the plurality of through holes (303) are matched with the corresponding through holes (201), the cross-sectional areas of the through holes (301), the through holes (302) and the through holes (303) decrease in sequence, the arc-shaped block (31) is fixedly arranged on the outer circumferential side of the adjusting plate (3), and the arc-shaped block (31) penetrates through the arc-shaped opening (221) and extends above the arc-shaped clamping plate (22).

2. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 1, wherein: A handle is fixedly arranged on the arc-shaped block (31), and a handle sleeve is fixedly arranged on the handle.

3. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 2, wherein: A plurality of sealing rings (32) are fixedly arranged on the two sides of the adjusting plate (3) and are located on the same axis, a plurality of annular grooves (202) are formed in the side of the two flow-limiting orifice plates (2) close to each other, and the plurality of sealing rings (32) are sealingly and rotatably arranged in the corresponding annular grooves (202) based on the axis of the pipe body (1) as the center.

4. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 2, wherein: The clamping and limiting assembly comprises two housings (4), four rotating pins (42), six bevel gears (43) and two rotating shafts, the two housings (4) are fixedly arranged on the outer arc surface of the arc-shaped clamping plate (22), the rotating pins (42) are rotatably arranged on the inner walls of the two housings (4), the four rotating pins (42) extend out of the housings (4) and are fixedly arranged on the corresponding arc-shaped clamping strips (41) in the radial direction, the rotating shafts are rotatably arranged on the two housings (4), the bevel gears (43) are fixedly arranged on the bottom ends of the rotating shafts and the ends of the two rotating pins (42) located in the same housing (4) close to each other, and the bevel gears (43) located on the rotating shafts are in meshing state with the bevel gears (43) located on the rotating pins (42).

5. A uniform load distribution structure for a flow restriction orifice plate as defined in claim 1, wherein: ​ 6. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 5, wherein: The bottom end of the rotating shaft extends above the shell (4) and is fixedly sleeved with an adjusting wheel (44), a limiting bolt is threadedly installed on the adjusting wheel (44), a plurality of screw holes are formed in the shell (4) based on the rotating shaft as the center, the limiting bolt is threadedly installed in the corresponding screw hole, and the top end of the limiting bolt is axially fixedly connected with a handle.

7. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 1, wherein: Two arc-shaped clamping grooves (12) are formed in the inner side wall of the pipe body (1), two flow-limiting hole plates (2) are fixedly installed with sealing clamping strips (21), and the two sealing clamping strips (21) are respectively sealingly clamped in the corresponding arc-shaped clamping grooves (12).

8. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 2, wherein: The middle axis positions of the flow-limiting hole plate (2) and the adjusting plate (3) are both provided with communication holes.

9. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 2, wherein: The one end of the through hole one (201) away from the adjusting plate (3) is provided in a trumpet shape.

10. A uniform load distribution structure for a flow restriction orifice plate as claimed in claim 2, wherein: The cross sections of the two ends of the through hole two (301), the through hole three (302) and the through hole four (303) are the same as the cross section of the through hole one (201), and the through hole three (302) and the through hole four (303) are both provided in a state of thin in the middle and thick at both ends.

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