Pipe pressing device

Abstract

The utility model relates to the technical field of pressing devices, and discloses a pipe fitting pressing device. The pipe fitting pressing device comprises a supporting frame, pneumatic push rods are arranged on the left side wall and the right side wall of an inner cavity of the supporting frame, pressing test heads are arranged at the opposite ends of the two sets of pneumatic push rods, a fixing frame is arranged on the top wall of the supporting frame, and supporting pipes are arranged on the left side wall and the right side wall of the top wall of the fixing frame. According to the scheme, the supporting frame, the pneumatic push rod, the pressing test head and other devices are arranged to be matched, the device can conveniently position and support pipe fittings with the two ends different in thickness, the inclination phenomenon of the pipe fittings is avoided, and follow-up clamping and pressing operation is facilitated; and through cooperation of devices such as a double-thread screw, a supporting pipe and a fixing frame, the distance between the two brackets can be conveniently adjusted through the device, pipe fittings with different lengths can be conveniently supported, and the practicability of the device can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pressure devices, in particular to a pipe pressure device. Background Art

[0002] The pressure test of pipe fittings is mainly a test conducted on newly produced pipe fittings that have not yet been put into use according to the pressure value of the medium used. After a certain pressure is injected into the pipe fitting, it is observed to determine whether the pipe wall is deformed and depressurized. When conducting the pressure test, the pipe fitting needs to be placed on the opposite side of the test head, and the pipe fitting is clamped by moving the test head, and then gas is injected for pressure testing. When supporting, the thickness of some pipe fittings at both ends is not easy, and it is easy to tilt when placed, making it difficult to clamp, which is not conducive to subsequent pressure testing. For this reason, we propose a pipe fitting pressure testing device. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a pipe pressing device, which effectively solves the problem that the thickness of the two ends of some pipes is not easy to determine during support, and they are prone to tilting when placed, making it difficult to clamp, which is not conducive to subsequent pressure testing.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pipe pressing device, comprising a support frame, the left and right side walls of the inner cavity of the support frame are provided with pneumatic push rods, the opposite ends of the two groups of pneumatic push rods are provided with pressure test heads, the top wall of the support frame is provided with a fixing frame, the left and right side walls of the top wall of the fixing frame are provided with a support tube, the bottom wall of the inner cavity of the support tube is provided with an adjusting screw, the top wall of the adjusting screw is provided with an adjusting groove, the inner wall of the support tube is provided with a lifting tube, the lifting tube is provided on the outer wall of the adjusting screw, the top wall of the lifting tube is provided with a bracket, and the top wall of the bracket is provided with a V-shaped positioning groove.

[0005] Preferably, the left and right side walls of the inner cavity of the fixing frame are provided with double-headed screws, the right end of the double-headed screw is provided with a knob, and the two groups of support tubes are provided on the left and right side walls of the double-headed screw.

[0006] Preferably, the left and right side walls of the inner cavity of the support tube are both provided with limiting sliding grooves, and the left and right sides of the outer wall of the lifting tube are both provided with sliding blocks, and the sliding blocks are located in the inner cavity of the limiting sliding grooves.

[0007] Preferably, the top wall of the bracket is provided with a through hole, the inner wall of the through hole is provided with a limit frame, the bottom wall of the bracket is provided with a spring, the limit frame is provided at the bottom end of the spring, the limit frame is provided in an L shape, and the top walls of the two groups of limit frames are provided with pull straps.

[0008] Preferably, a buffer pad is provided on the top wall of the bracket, and the buffer pad is made of rubber material.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The pipe fitting pressure device can facilitate positioning and supporting pipe fittings with different thicknesses at both ends by arranging a support frame, a pneumatic push rod and a pressure test head, so as to avoid the tilting of the pipe fittings, which is beneficial for subsequent clamping and pressure operation;

[0011] 2. The pipe pressing device can adjust the distance between the two sets of brackets by arranging double-headed screws, support pipes and fixed frames, so as to support pipes of different lengths, thereby improving the practicality of the device;

[0012] 3. The pipe pressing device can be used to clamp and limit the pipe to be tested by arranging a limit frame, a spring, a pull belt and other devices, so as to avoid the displacement of the pipe, which is beneficial to the subsequent clamping and pressurizing test. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0014] In the attached picture:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the support tube of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the spring of the utility model;

[0018] In the figure: 100, support frame; 101, pneumatic push rod; 102, pressure test head; 103, fixed frame; 104, support tube; 105, adjustment screw; 106, lifting tube; 107, bracket; 108, double-headed screw; 109, slider; 110, limit frame; 111, spring; 112, pull belt; 113, buffer pad. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Depend on Figure 1 , Figure 2 and Figure 3The utility model provides a pipe pressing device. The left and right side walls of the inner cavity of the support frame 100 are fixedly connected with pneumatic push rods 101, and the pneumatic push rods 101 are used to push the pressure test head 102 for mobile clamping. The opposite ends of the two groups of pneumatic push rods 101 are fixedly connected with the pressure test heads 102, and the pipe fittings are clamped and pressed by moving the pressure test heads 102. The top wall of the support frame 100 is fixedly connected with a fixed frame 103, and the fixed frame 103 is used to support a support tube 104. The left and right side walls of the top wall of the fixed frame 103 are slidably connected with the support tube 104, and the support tube 104 is used to support the adjusting screw 105. The bottom wall of the inner cavity of the support tube 104 is rotatably connected with the adjusting screw 105. The adjusting screw 105 is convenient for driving the lifting tube 106 to move up and down. The top wall of the adjusting screw 105 is provided with an adjusting groove, which is convenient for inserting a tool. The inner wall of the support tube 104 is slidably connected with the lifting tube 106, and the lifting tube 106 is convenient for driving the bracket 107 to move up and down. The lifting tube 106 is screwed to the outer wall of the adjusting screw 105, and the top wall of the lifting tube 106 is fixedly connected with the bracket 107. The bracket 107 is convenient for supporting the pipe fitting, and the top wall of the bracket 107 is provided with a V-shaped positioning groove; the tool is inserted into the inner cavity of the adjusting groove, and the adjusting screw 105 is driven to rotate by rotating the tool, and the lifting tube 106 is driven to move on its outer wall by the adjusting screw 105, and the lifting tube 106 is driven to move on its outer wall by the lifting tube 106. The lifting drive bracket 107 moves, and the height of the two groups of brackets 107 is adjusted according to the shape of the pipe fitting, so that the center of the pipe fitting opening is aligned with the pressure test head 102, which is convenient for clamping and pressing operations. The bracket 107 with a V-shaped positioning groove is convenient for the pipe fitting to slide toward the center, so that the device can be convenient for positioning and supporting pipe fittings with different thicknesses at both ends, avoiding the tilting phenomenon of the pipe fitting placement, which is conducive to subsequent clamping and pressing operations. The left and right side walls of the inner cavity of the fixed frame 103 are rotatably connected with double-headed screws 108, and the double-headed screws 108 are convenient for driving the two groups of support pipes 104 to move toward or away from each other. The right end of the double-headed screw 108 is fixedly connected with a knob, and the outer wall of the knob is frosted. The head screw 108 rotates, and the two groups of support tubes 104 are screwed to the left and right side walls of the double-headed screw 108; the double-headed screw 108 is driven to rotate by turning the knob, and the two groups of support tubes 104 are driven by the double-headed screw 108 to move toward or away from each other, and the lifting tube 106 is driven to move by the two groups of support tubes 104, and the bracket 107 is driven to move by the lifting tube 106, so that the device can easily adjust the distance between the two groups of brackets 107, and it is convenient to support pipes of different lengths, which is conducive to improving the practicality of the device. The left and right side walls of the inner cavity of the support tube 104 are provided with limited sliding grooves, and the left and right sides of the outer wall of the lifting tube 106 are fixedly connected with sliders 109, and the sliders 109 are located in the inner cavity of the limited sliding grooves;The slide groove is provided to facilitate limiting the movement of the slider 109, and the slider 109 is used to facilitate limiting the movement of the lifting tube 106, so as to avoid the lifting tube 106 from deflecting, which is conducive to the lifting of the lifting tube 106 to drive the bracket 107 to move. The top wall of the bracket 107 is provided with a through hole, and the inner wall of the through hole is slidably connected to the limiting frame 110. The limiting frame 110 is used to facilitate clamping and limiting the pipe fittings. The bottom wall of the bracket 107 is fixedly connected with a spring 111, and the spring 111 is used to facilitate pushing the limiting frame 110 to move. The limiting frame 110 is fixedly connected to the bottom end of the spring 111, and the limiting frame 110 is L-shaped. The top walls of the two groups of limiting frames 110 are fixedly connected with a drawstring 112, and the drawstring 112 is made of Use a plastic braid with good wear resistance; pull the drawstring 112 to drive the limit frame 110 to move, so that the limit frame 110 moves upward to facilitate the placement of the pipe on the bracket 107. After placing the pipe, release the drawstring 112, and push the limit frame 110 downward through the elastic force of the spring 111. The limit frame 110 moves to clamp and limit the pipe, so that the device can clamp and limit the pipe to be tested, avoid the pipe from being offset, and facilitate the subsequent clamping and pressurization detection. The top wall of the bracket 107 is fixedly connected with a buffer pad 113, which is made of rubber material; by setting the buffer pad 113, it is convenient to buffer the pipe, avoid damage caused by collision during placement, and help protect the pipe. ;

[0021] Working principle: insert the tool into the inner cavity of the adjustment groove, rotate the tool to drive the adjustment screw 105 to rotate, drive the lifting tube 106 to move on its outer wall through the adjustment screw 105, and drive the bracket 107 to move through the lifting tube 106. Adjust the height of the two sets of brackets 107 according to the shape of the pipe fitting, so that the center of the pipe fitting opening is aligned with the pressure test head 102, which is convenient for clamping and pressing operations. The bracket 107 with a V-shaped positioning groove is convenient for the pipe fitting to slide toward the center, so that the device can be convenient for different thicknesses at both ends. The pipe fittings are positioned and supported to avoid tilting when placed, which is beneficial for subsequent clamping and pressing operations. The double-headed screw 108 is driven to rotate by turning the knob, and the two groups of support pipes 104 are driven to move toward or away from each other by the double-headed screw 108. The lifting tube 106 is driven to move by the two groups of support pipes 104, and the bracket 107 is driven to move by the lifting tube 106. The device can easily adjust the distance between the two groups of brackets 107, facilitate the support of pipe fittings of different lengths, and help improve the practicability of the device.

[0022] 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.

[0023] 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 pipe pressing device, comprising a support frame (100), characterized in that: The left and right side walls of the inner cavity of the support frame (100) are both provided with pneumatic push rods (101), and the opposite ends of the two groups of pneumatic push rods (101) are both provided with pressure test heads (102). The top wall of the support frame (100) is provided with a fixing frame (103), and the left and right side walls of the top wall of the fixing frame (103) are provided with a supporting tube (104). The bottom wall of the inner cavity of the supporting tube (104) is provided with an adjusting screw (105), and the top wall of the adjusting screw (105) is provided with an adjusting groove. The inner wall of the supporting tube (104) is provided with a lifting tube (106), and the lifting tube (106) is arranged on the outer wall of the adjusting screw (105). The top wall of the lifting tube (106) is provided with a bracket (107), and the top wall of the bracket (107) is provided with a V-shaped positioning groove.

2. A pipe pressing device according to claim 1, characterized in that: The left and right side walls of the inner cavity of the fixing frame (103) are provided with double-headed screws (108), the right end of the double-headed screws (108) is provided with a knob, and the two groups of support tubes (104) are provided on the left and right side walls of the double-headed screws (108).

3. A pipe pressing device according to claim 1, characterized in that: The left and right side walls of the inner cavity of the support tube (104) are both provided with limit sliding grooves, and the left and right sides of the outer wall of the lifting tube (106) are both provided with sliders (109), and the sliders (109) are located in the inner cavity of the limit sliding grooves.

4. A pipe pressing device according to claim 1, characterized in that: The top wall of the bracket (107) is provided with a through hole, the inner wall of the through hole is provided with a limit frame (110), the bottom wall of the bracket (107) is provided with a spring (111), the limit frame (110) is arranged at the bottom end of the spring (111), the limit frame (110) is arranged in an L shape, and the top walls of the two groups of limit frames (110) are provided with a drawstring (112).

5. The pipe pressing device according to claim 1, characterized in that: The top wall of the bracket (107) is provided with a buffer pad (113), and the buffer pad (113) is made of rubber material.

Images