Double-valve-body high-performance pressure regulator

Abstract

The utility model discloses a high-performance pressure regulator with double valve bodies, and relates to the technical field of pressure regulators, the high-performance pressure regulator is characterized in that a rotating rod is rotatably inserted at the top of a pressure regulating valve main body, a hand wheel is fixedly mounted at the top of the rotating rod, and two fixing plates are symmetrically and fixedly mounted on the pressure regulating valve main body along the vertical direction and positioned below the hand wheel; the number of the first electric push rods corresponds to that of the fixing plates, and the first electric push rods are fixedly arranged on the opposite sides of the two fixing plates; by starting the two first electric push rods, the driving ends of the first electric push rods can extend to drive the positioning piece and the clamping piece to move until the center of the clamping piece abuts against the rotating rod, then the electric telescopic rod is started, the driving ends of the electric telescopic rod extend to enable the two ends of the clamping piece to deform and be attached to the surface of the rotating rod, and the clamping piece is clamped. The rotating rod can be wrapped and clamped, and the problem that the rotating rod and the hand wheel automatically rotate due to transmission of vibration in the pressure regulating valve body is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure regulator technical field, concretely is a kind of double valve body high-performance pressure regulator. BACKGROUND

[0002] Pressure regulating valve is also known as pressure reducing valve, and it is used to reduce the inlet pressure to a desired outlet pressure by adjusting, and the outlet pressure is automatically kept stable by relying on the energy of medium itself. The pressure regulating valve is widely used in gas supply system to maintain stable pressure of gas during use, so as to ensure stable air-fuel ratio of gas appliance.

[0003] The existing pressure regulator is usually provided with a knob, which drives the internal components to move after being rotated, so as to realize the effect of adjusting pressure. However, the pressure regulator will vibrate due to the flow of gas during use, and the vibration will be transmitted to the knob, so that the knob is prone to self-rotation, thereby reducing the stability of the pressure regulator during use and affecting the use performance of the pressure regulator.

[0004] Therefore, we design a double valve body high-performance pressure regulator to solve the above problems. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of double valve body high-performance pressure regulator to solve the problems raised in the above background.

[0006] To solve the above technical problems, the utility model provides a kind of double valve body high-performance pressure regulator, including the top rotation plug-in of pressure regulating valve main part with rotating rod, the top of rotating rod is fixedly installed with hand wheel, including,

[0007] Fixed plate, quantity is two, is fixedly installed on pressure regulating valve main part along vertical direction, and located below hand wheel;

[0008] First electric push rod, quantity corresponds with fixed plate, and is fixedly set on the side opposite to two fixed plates;

[0009] Positioning member, for deformable material, quantity corresponds with first electric push rod, and is set on the side opposite to two fixed plates, the drive end of first electric push rod is slidably penetrated fixed plate and is fixedly connected with positioning member;

[0010] Clamping piece, quantity corresponds with positioning member, and is located between two positioning members, and both ends between positioning member and clamping piece are rotatably provided with electric telescopic rod.

[0011] Further, the side opposite to positioning member and clamping piece is respectively provided with two mounting seats and fixed seats, and both ends of electric telescopic rod are rotatably arranged in mounting seat and fixed seat.

[0012] Further, the mounting seat is provided with a first pin shaft, the fixing seat is provided with a second pin shaft, and the two ends of the electric telescopic rod are rotatably sleeved on the first pin shaft and the second pin shaft respectively.

[0013] Further, one side of the positioning piece is provided with a sliding rail, two first sliding blocks are symmetrically and slidably inserted into the sliding rail, the first sliding blocks are fixedly connected with the mounting seat, two second electric push rods are symmetrically and fixedly installed in the sliding rail, the driving end of the second electric push rod is fixedly connected with the first sliding block, two limiting blocks are symmetrically and slidably arranged on one side of the clamping piece, and the limiting blocks are fixedly connected with the fixing seat.

[0014] Further, one side of the clamping piece is provided with a fixing groove, and the limiting block is slidably inserted into the fixing groove.

[0015] Further, a guide rod is inserted into the limiting block, and the two ends of the guide rod are fixedly installed in the fixing groove.

[0016] Further, a supporting piece is fixedly sleeved on the pressure regulating valve body, and the two fixing plates are symmetrically and fixedly installed at the top of the supporting piece.

[0017] Compared with the prior art, the beneficial effects of the utility model are that: by opening the two first electric push rods, the driving end of the first electric push rod is elongated to drive the positioning piece and the clamping piece to move until the center of the clamping piece abuts against the rotating rod, then the electric telescopic rod is opened, the driving end of the electric telescopic rod is elongated to deform the two ends of the clamping piece and make them adhere to the surface of the rotating rod, so that the rotating rod can be wrapped and clamped, and the problem that the rotating rod and the hand wheel are self-rotated due to the transmission of vibration inside the pressure regulating valve body is avoided.

[0018] Compared with the prior art, the beneficial effects of the utility model are that: by opening the second electric push rod, the driving end of the second electric push rod is telescoped to drive the first sliding block to slide in the sliding rail, so that the limiting block slides in the fixing groove along the direction in which the guide rod is arranged, until the appropriate position is adjusted, so that the distance between the two electric telescopic rods can be adjusted, thereby facilitating the wrapping and clamping of rotating rods with different diameters, and improving the application range. ACCURACY OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic view of the whole exterior of the utility model;

[0020] Figure 2 It is a three-dimensional structure schematic view of the side exterior of the utility model;

[0021] Figure 3 It is a three-dimensional structure schematic view of the clamping piece exterior of the utility model;

[0022] Figure 4The utility model discloses Figure 1 The enlarged view of A in the figure.

[0023] In the figure: 1, pressure regulating valve main part; 2, rotating rod; 3, hand wheel; 4, fixed plate; 5, first electric push rod; 6, positioning piece; 7, clamping piece; 8, electric telescopic rod; 9, mounting seat; 10, fixed seat; 11, slide rail; 12, first sliding block; 13, second electric push rod; 14, fixed groove; 15, limiting block; 16, guide rod; 17, supporting piece. DETAILED DESCRIPTION

[0024] 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 and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] Please refer to Figures 1-4 The utility model provides a technical scheme: a double valve body high performance pressure regulator, including the top rotation plug connection of pressure regulating valve main part 1 has rotating rod 2, the top fixed mounting of rotating rod 2 has hand wheel 3, including,

[0026] Fixed plate 4, the number is two, along vertical direction symmetrical fixed mounting is in pressure regulating valve main part 1, and is located hand wheel 3 below;

[0027] First electric push rod 5, the number corresponds with fixed plate 4, and is fixedly arranged in the side opposite to two fixed plate 4;

[0028] Positioning piece 6, for deformable material, the number corresponds with first electric push rod 5, and is arranged in the side opposite to two fixed plate 4, and the drive end of first electric push rod 5 is slid through fixed plate 4 and is fixedly connected with positioning piece 6;

[0029] Clamping piece 7, the number corresponds with positioning piece 6, and is located between two positioning piece 6, and both ends between positioning piece 6 and clamping piece 7 are rotationally arranged with electric telescopic rod 8;

[0030] The side opposite to positioning piece 6 and clamping piece 7 is provided with two mounting seat 9 and fixed seat 10 respectively, and both ends of electric telescopic rod 8 are rotationally arranged in mounting seat 9 and fixed seat 10, first pin shaft is arranged in mounting seat 9, second pin shaft is arranged in fixed seat 10, both ends of electric telescopic rod 8 are rotationally sleeved on first pin shaft and second pin shaft, and supporting piece 17 is fixedly sleeved on pressure regulating valve main part 1, and two fixed plate 4 are symmetrically fixedly installed on the top of supporting piece 17.

[0031] In specific implementation, rotating the hand wheel 3 drives the rotating rod 2 and the components inside the pressure regulating valve body 1, facilitating the adjustment of the air pressure passing through the pressure regulating valve body 1. After the rotation of the hand wheel 3 is completed, the two first electric push rods 5 are turned on, the driving end of the first electric push rod 5 is elongated to drive the positioning member 6 and the clamping member 7 to move until the center of the clamping member 7 abuts against the rotating rod 2. Then the electric telescopic rod 8 is turned on, the driving end of the electric telescopic rod 8 is elongated to deform the two ends of the clamping member 7 and make them adhere to the surface of the rotating rod 2, so that the rotating rod 2 is wrapped and clamped, avoiding the problem that the rotating rod 2 and the hand wheel 3 are self-rotated due to the transmission of vibration inside the pressure regulating valve body 1.

[0032] It should be noted that the pressure regulating valve body 1 adopts a double-valve-body pressure regulator, which has two valve bodies and usually includes a valve core, a spring, a guide, an outlet valve seat, an inlet valve seat, an adjusting device, and a sealing member inside the pressure regulating valve body 1. Since the pressure regulating valve body 1 is a known technology and is not the problem to be solved in the background art of the present specification, it will not be described in detail in the present specification.

[0033] Referring to Figures 1-4 , one side of the positioning member 6 is provided with a sliding rail 11, two first sliding blocks 12 are symmetrically and slidingly inserted into the sliding rail 11, the first sliding block 12 is fixedly connected with the mounting seat 9, two second electric push rods 13 are symmetrically and fixedly installed in the sliding rail 11, the driving end of the second electric push rod 13 is fixedly connected with the first sliding block 12, two limiting blocks 15 are symmetrically and slidingly arranged on one side of the clamping member 7, the limiting block 15 is fixedly connected with the fixed seat 10, a fixed groove 14 is formed on one side of the clamping member 7, and the limiting block 15 is slidingly inserted into the fixed groove 14.

[0034] In specific implementation, on the basis of the above implementation, when the fixed plate 4 and the supporting member 17 are installed on the regulator with different diameters, the second electric push rod 13 needs to be turned on before the rotating rod 2 is clamped, the driving end of the second electric push rod 13 is elongated to drive the first sliding block 12 to slide in the sliding rail 11, so that the limiting block 15 slides in the fixed groove 14 until it reaches the appropriate position, and the distance between the two electric telescopic rods 8 can be adjusted, thereby facilitating the wrapping and clamping of the rotating rod 2 with different diameters and improving the application range.

[0035] Referring to Figures 1-4 , the limiting block 15 is inserted with a guide rod 16, and the two ends of the guide rod 16 are fixedly installed in the fixed groove 14. The limiting block 15 can only slide in the direction of the guide rod 16, avoiding the problem of sliding out of the fixed groove 14, thereby improving the stability.

[0036] Working principle: before use, the involved in the pressure regulator electrical appliances are connected to the power supply, in the use of pressure regulating valve body 1, can rotate hand wheel 3 drive rotating rod 2 and the parts inside the pressure regulating valve body 1, convenient adjustment through the pressure regulating valve body 1 inside the air pressure, after the rotation is completed hand wheel 3, open two first electric push rod 5, make the first electric push rod 5 drive end elongation drive positioning member 6 and clamping piece 7 movement, until the center of clamping piece 7 with rotating rod 2 stop, then open electric telescopic rod 8, make electric telescopic rod 8 drive end elongation make both ends of clamping piece 7 deformation and in line with the surface of rotating rod 2, namely can wrap clamping rotating rod 2, avoid rotating rod 2 and hand wheel 3 because of the transmission of pressure regulating valve body 1 inside vibration and appear self rotating problem;

[0037] In addition, when the fixed plate 4 and the support 17 are installed on the regulator with different diameters, at this time before clamping rotating rod 2 need to open the second electric push rod 13, make the drive end of the second electric push rod 13 telescopic drive the first slider 12 slide in the slide rail 11, make the limit block 15 follow in the fixed groove 14 and along the direction of the guide rod 16 setting slide, until the appropriate position is adjusted, namely can adjust the distance between the two electric telescopic rod 8, so as to facilitate the wrapping clamping of rotating rod 2 with different diameters, improve the scope of application.

Claims

1. A double-valve-body high-performance pressure regulator, comprising a pressure regulating valve body (1), a rotating rod (2) is rotatably inserted into the top of the pressure regulating valve body (1), a hand wheel (3) is fixedly installed on the top of the rotating rod (2), characterized in that, include, Two fixing plates (4) are symmetrically fixed on the body (1) of the pressure regulating valve along the vertical direction and located below the handwheel (3); The number of first electric push rods (5) corresponds to the number of fixed plates (4), and they are fixedly installed on the opposite side of the two fixed plates (4); The positioning element (6) is made of deformable material, and its number corresponds to that of the first electric push rod (5). It is set on one side opposite to the two fixed plates (4). The driving end of the first electric push rod (5) slides through the fixed plate (4) and is fixedly connected to the positioning element (6). The clamping member (7) is numbered in relation to the positioning member (6) and is located between the two positioning members (6). Both ends of the positioning member (6) and the clamping member (7) are rotatably provided with an electric telescopic rod (8).

2. A dual valve body high performance pressure regulator as claimed in claim 1, wherein: The positioning member (6) and the clamping member (7) are respectively provided with two mounting seats (9) and fixed seats (10), and the two ends of the electric telescopic rod (8) are respectively rotatably set in the mounting seats (9) and fixed seats (10).

3. A dual valve body high performance pressure regulator as defined in claim 2 wherein: The mounting base (9) is provided with a first pin, the fixing base (10) is provided with a second pin, and the two ends of the electric telescopic rod (8) are respectively rotatably sleeved on the first pin and the second pin.

4. A dual valve body high performance pressure regulator as defined in claim 1 wherein: The positioning component (6) has a slide rail (11) on one side. Two first sliders (12) are symmetrically slidably inserted into the slide rail (11). The first sliders (12) are fixedly connected to the mounting base (9). Two second electric push rods (13) are symmetrically fixedly installed in the slide rail (11). The driving end of the second electric push rod (13) is fixedly connected to the first slider (12). Two limit blocks (15) are symmetrically slidably arranged on one side of the clamping component (7). The limit blocks (15) are fixedly connected to the fixed base (10).

5. A dual valve body high performance pressure regulator as claimed in claim 4, wherein: A fixing groove (14) is provided on one side of the clamping member (7), and the limiting block (15) is slidably inserted into the fixing groove (14).

6. A dual valve body high performance pressure regulator as claimed in claim 5, wherein: A guide rod (16) is inserted into the limiting block (15), and both ends of the guide rod (16) are fixedly installed in the fixing groove (14).

7. A dual valve body high performance pressure regulator as defined in claim 1 wherein: A support member (17) is fixedly sleeved on the main body (1) of the pressure regulating valve, and two fixing plates (4) are symmetrically fixedly installed on the top of the support member (17).

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