A convenient and universal horizontal valve pressure device

Abstract

The utility model discloses a convenient and universal horizontal valve pressing device, which specifically relates to the field of valve installation technology, including a support frame, a base, a fixed flange, a movable flange, a locking screw, a jack, a clamping beam and a rotating screw; one side of the base is fixedly installed on the inner side of the support frame, the fixed flange is fixedly installed on the other side of the base, the rotating screw is threadedly connected to the support frame, one end of the rotating screw is rotatably connected to the clamping beam, and the movable flange is fixedly connected to the clamping beam through a locking screw; the jack is fixedly installed on the side of the movable flange close to the locking screw, and the valve is clamped between the movable flange and the fixed flange; a limited sliding mechanism is arranged between the movable flange and the support frame. The utility model has the advantages of simple structure, low cost, simple operation, and strong function. Designing a convenient and universal horizontal valve pressing device can effectively save costs and improve the efficiency of valve pressing.

Description

Technical Field

[0001] The utility model relates to the technical field of valve installation, and more specifically, to a convenient and universal horizontal valve pressing device. Background Art

[0002] It is known that as thermal power construction becomes more and more mature, the corresponding construction period becomes more and more compact, which requires the construction unit to carry out work with high safety and efficiency; among them, in the past, valves needed to be pressurized in accordance with national standards and construction contract requirements before installation.

[0003] However, in actual use, the purchase of a pressure-pressing device not only requires high costs, but also has a long procurement cycle and is complicated to use and requires full-time management personnel to complete, which seriously affects the construction efficiency. Therefore, a convenient and universal horizontal valve pressure-pressing device is proposed as a further improvement to effectively save costs and improve the efficiency of valve pressure-pressing. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the embodiments of the present utility model provide a convenient and universal horizontal valve pressure device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a convenient and universal horizontal valve pressing device, the valve pressing device comprising: a support frame, a base, a fixed flange, a movable flange, a locking screw, a jack, a pressing beam and a rotating screw;

[0006] One side of the base is fixedly mounted on the inner side of the support frame, the fixed flange is fixedly mounted on the other side of the base, the two ends of the clamping beam slide on the inner side of the support frame, the rotating screw is threadedly connected to the middle part of the support frame away from the base, the rotating screw passes through one end of the support frame and is rotatably connected to the middle part of the clamping beam, the movable flange is fixedly connected to the clamping beam through no less than 4 locking screws; the jack is fixedly mounted on the side of the movable flange close to the locking screw, and the valve is clamped between the movable flange and the fixed flange;

[0007] A limited sliding mechanism is arranged between the movable flange and the supporting frame.

[0008] Furthermore, the valve pressing device further comprises: a rotating hook;

[0009] The rotating hook is fixedly mounted on an outer side of the supporting frame.

[0010] Furthermore, the position-limiting sliding mechanism comprises: a slide rail and a positioning key;

[0011] The slide rails are arranged on the inner walls of both sides of the support frame, the slide rails are parallel to the center line of the rotating screw, the two positioning keys are respectively fixedly installed on both sides of the moving flange, and the other ends of the positioning keys are inserted into the slide rails.

[0012] Furthermore, the center line of the movable flange coincides with the center line of the fixed flange.

[0013] Furthermore, a turntable is fixedly mounted on one end of the rotating screw outside the support frame.

[0014] Furthermore, the support frame is welded with a locking nut, and the support frame and the clamping beam are both threadedly connected to the rotating screw through the locking nut.

[0015] Furthermore, the support frame is threadedly connected to the rotating screw through a threaded hole.

[0016] Technical effects and advantages of the utility model:

[0017] 1. Compared with the prior art, the device of the utility model has the advantages of simple structure, low cost, simple operation and strong function. Purchasing a pressure device not only requires high costs, but also has a long procurement cycle and is complicated to use and requires full-time management personnel to complete, which seriously affects the construction efficiency. Therefore, a convenient and universal horizontal valve pressure device is designed to effectively save costs and improve the efficiency of valve pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0019] The accompanying drawings are marked as follows:

[0020] 1. Support frame; 2. Base; 3. Fixed flange; 4. Movable flange; 5. Locking screw;

[0021] 6. Jack; 7. Pressing beam; 8. Rotating screw;

[0022] 9. Limit sliding mechanism; 91. Slide rail; 92. Positioning key;

[0023] 10. Rotating hook; 11. Turntable. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] As attached Figure 1A convenient and universal horizontal valve pressing device is shown, the valve pressing device comprising: a support frame 1, a base 2, a fixed flange 3, a movable flange 4, a locking screw 5, a jack 6, a pressing beam 7 and a rotating screw 8;

[0026] One side of the base 2 is fixedly mounted on the inner side of the support frame 1, the fixed flange 3 is fixedly mounted on the other side of the base 2, the two ends of the clamping beam 7 slide on the inner side of the support frame 1, the rotating screw 8 is threadedly connected to the middle part of the support frame 1 away from the base 2, the rotating screw 8 passes through one end of the support frame 1 and is rotatably connected to the middle part of the clamping beam 7, the movable flange 4 is fixedly connected to the clamping beam 7 through no less than 4 locking screws 5; the jack 6 is fixedly mounted on the side of the movable flange 4 close to the locking screw 5, and the valve is clamped between the movable flange 4 and the fixed flange 3;

[0027] A limited sliding mechanism 9 is provided between the movable flange 4 and the supporting frame 1 .

[0028] The valve pressing device also includes: a rotating hook 10;

[0029] The swivel hook 10 is fixedly mounted on an outer side of the support frame 1 .

[0030] The center line of the movable flange 4 coincides with the center line of the fixed flange 3 .

[0031] A turntable 11 is fixedly mounted on one end of the rotating screw 8 outside the support frame 1, and is used to drive the rotating screw to move by its rotation.

[0032] The rotating turntable 11 can drive the rotating screw 8, and the rotating screw 8 drives the movable flange 4 to move closer to or farther from the fixed flange 3, thereby realizing rapid compression or removal of the valve.

[0033] Among them, the valve pressure device embodiment:

[0034] Support frame 1: Made of Q235; when it is placed in the valve pressure shed, the horizontal height is adjusted according to the terrain;

[0035] Base 2: diameter 400mm, material Cr19N i 10; base 2 is welded on support frame 1, base 2 is made of stainless steel pipe, and steel plate is used to reinforce the inside;

[0036] Fixed flange 3 and movable flange 4: diameter 700mm, thickness 40mm, material #45; the fixed flange 3 is welded to the base 2 after leveling and alignment, the center of the fixed flange 3 and the center of the base 2 are at the same point, and the fixed flange contact surface is opened with a depth of 1mm, a total of 40 circles, the function is to make the valve gasket and the fixed flange fully contact during the clamping process to prevent water leakage; the movable flange 4 is used as the flange for clamping the valve, and a small hole is opened in the middle to press the water inlet; and a peep window is opened under the base where the jack 6 is placed, and the movable flange 4 is opened to prevent water leakage. The pipe connected to the water inlet on the flange 4 extends out through this window and is connected to the pressure pump; thereby realizing the valve pressure function; locking screw 5: outer diameter 16mm, full thread, matching M24 nut; among them, a pipe with a diameter of 300mm and a length of 300mm is welded on the back of the movable flange 4, and a 30mm thick and 300mm diameter steel plate is welded at a height of 200mm inside the pipe as the supporting surface of the jack 6, i.e., the pedestal; a 100×100 square hole is opened at a height of 100mm for the extension of the pressure pipe.

[0037] Jack 6: 10 ton screw jack, height 420 mm;

[0038] Compression beam 7: It is made of two pieces of 20# channel steel, made of Q235 material, reinforced with 20mm thick steel plate in the middle; it serves as the force fulcrum of the jack 6 and is reinforced with steel plate in the middle.

[0039] Rotating screw 8: diameter 65mm, length 1500mm, full thread; according to the valve length, adjust the rotating screw 8 to adjust the distance between the moving flange 4 and the fixed flange 3.

[0040] The vertical rod of the rotating hook 10 uses a 273mm pipe, a 219mm pipe is inserted inside and a horizontal beam is welded on the top, and a lifting lug is welded for hanging a manual chain hoist to lift the valve.

[0041] Implementation example of the position-limiting sliding mechanism 9: The position-limiting sliding mechanism 9 comprises: a slide rail 91 and a positioning key 92;

[0042] The slide rails 91 are provided on the inner walls of both sides of the support frame 1, and the slide rails 91 are parallel to the center line of the rotating screw 8. Two positioning keys 92 are respectively fixedly mounted on both sides of the moving flange 4, and the other ends of the positioning keys 92 are inserted into the slide rails 91;

[0043] Among them, positioning keys 92 are welded at both ends of the movable flange 4 so that it can be inserted into the slide rails 91 on both sides of the support frame 1 to ensure that the fixed flange 3 and the movable flange 4 remain level.

[0044] Positioning key 92 embodiment: Positioning key 92: diameter 16mm, length 100mm, material #45; it is clamped on both sides of the support to ensure that the fixed flange 3 and the movable flange 4 are level when the movable flange 4 moves forward and backward.

[0045] Embodiment 1 of the threaded connection between the support frame 1 and the rotating screw 8: the support frame 1 is welded with a locking nut, and the support frame 1 and the clamping beam 7 are both threadedly connected to the rotating screw 8 via the locking nut.

[0046] Embodiment 2 of the threaded connection between the support frame 1 and the rotating screw rod 8: The support frame 1 is threadedly connected to the rotating screw rod 8 via a threaded hole.

[0047] In the above two embodiments, the rotating screw 8 is used to drive the pressing beam 7 to move, and the movable flange 4 is fixedly connected to the pressing beam 7 through the locking screw 5; thus, the movable flange 4, the jack 6 and the pressing beam 7 are connected into a whole and can move simultaneously.

[0048] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0049] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A convenient and universal horizontal valve pressure device, characterized in that: The valve pressing device comprises: a support frame (1), a base (2), a fixed flange (3), a movable flange (4), a locking screw (5), a jack (6), a pressing beam (7) and a rotating screw (8); One side of the base (2) is fixedly mounted on the inner side of the support frame (1), the fixed flange (3) is fixedly mounted on the other side of the base (2), the two ends of the clamping beam (7) slide on the inner side of the support frame (1), the rotating screw (8) is threadedly connected to the middle part of the support frame (1) away from the base (2), the rotating screw (8) passes through one end of the support frame (1) and is rotatably connected to the middle part of the clamping beam (7), the movable flange (4) is fixedly connected to the clamping beam (7) by no less than 4 locking screws (5); the jack (6) is fixedly mounted on the side of the movable flange (4) close to the locking screw (5), and the valve is clamped between the movable flange (4) and the fixed flange (3); A limited sliding mechanism (9) is provided between the movable flange (4) and the support frame (1).

2. A convenient and universal horizontal valve pressure device according to claim 1, characterized in that: The valve pressing device further comprises: a rotating hook (10); The rotating hook (10) is fixedly mounted on an outer side of the supporting frame (1).

3. A convenient and universal horizontal valve pressure device according to claim 1, characterized in that: The position-limiting sliding mechanism (9) comprises: a sliding rail (91) and a positioning key (92); The slide rails (91) are provided on the inner walls on both sides of the support frame (1), the slide rails (91) are parallel to the center line of the rotating screw (8), the two positioning keys (92) are respectively fixedly mounted on both sides of the movable flange (4), and the other end of the positioning key (92) is inserted into the slide rails (91).

4. A convenient and universal horizontal valve pressure device according to claim 1, characterized in that: The center line of the movable flange (4) coincides with the center line of the fixed flange (3).

5. A convenient and universal horizontal valve pressure device according to claim 1, characterized in that: A rotating disk (11) is fixedly mounted on one end of the rotating screw rod (8) located outside the supporting frame (1).

6. A convenient and universal horizontal valve pressing device according to any one of claims 1 to 5, characterized in that: The support frame (1) is welded with a locking nut, and the support frame (1) is threadedly connected to the rotating screw (8) via the locking nut.

7. A convenient and universal horizontal valve pressing device according to any one of claims 1 to 5, characterized in that: The support frame (1) is threadedly connected to the rotating screw rod (8) via a threaded hole.

Images