Pipe joint impact test device

Abstract

The utility model discloses a pipe joint impact test device, which belongs to the technical field of pipe joint impact tests and comprises a base, two upright posts are arranged at the top of the base, and an L-shaped support is arranged between the two upright posts. According to the utility model, the plurality of second threaded holes and the plurality of first threaded holes with different inner diameters are formed in the joint mounting cover and the joint mounting main cylinder, and the second threaded holes and the first threaded holes are used for mounting pipe joints with different outer diameters; a pipe joint mounted on the joint mounting cover can be rotated to different angles to carry out a radial impact test by utilizing the rotation of the turntable, and a pipe joint mounted on the joint mounting main cylinder can also be rotated to a position below a hammer head of an impact testing machine to carry out an axial impact test; on one hand, the functions of installation and impact test of pipe joints with different outer diameters are achieved, on the other hand, the impact angle and position of the pipe joint can be changed, and the practicability of the pipe joint impact test device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe joint impact test technical field more specifically, relate to a pipe joint impact test device. BACKGROUND

[0002] Pipe joint is the part for connecting pipeline or installing pipeline on hydraulic element in hydraulic system, it is the general term of the connecting piece that can be assembled and disassembled in fluid passage, and pipe joint is mainly used in the fields of hydraulic system, water supply, drainage, electric power, metallurgy, city construction, petroleum, chemical industry and environmental protection. The pipe joint impact test is to verify the pipe joint main body strength and whether the thread is damaged or cross-threaded when the thread is engaged by the impact test; but the current pipe joint impact test equipment is not convenient for adapting to the installation of pipe joints with different diameters, and the installation seat for installing the pipe joint needs to be installed on the impact test equipment before the test, and then the pipe joint is installed, which is not convenient. Therefore, we propose a pipe joint impact test device. SUMMARY

[0003] In view of the problems mentioned in the above background art, the purpose of the utility model is to provide a pipe joint impact test device.

[0004] To solve the above problems, the utility model adopts the following technical scheme:

[0005] A pipe joint impact test device, comprising a base, the top of the base is provided with two columns, an L-shaped support is arranged between the two columns, a fixed sleeve is fixedly connected to the inner side of the L-shaped support, a bearing is fixedly sleeved to the inner side of the fixed sleeve, a rotating shaft is fixedly sleeved to the inner side of the bearing, a rotating disc is fixedly sleeved to the end of the rotating shaft, a joint installation main cylinder is installed on the end face of the rotating disc, a joint installation cover is threadedly installed on the end of the joint installation main cylinder, a plurality of second threaded holes are formed in the end face of the joint installation cover, a plurality of first threaded holes are formed in the side face of the joint installation main cylinder, a plurality of limiting screw holes are formed in the side face of the rotating disc, a butterfly screw is threadedly installed on the top end of the L-shaped support, the bottom end of the butterfly screw is threadedly installed in the inner cavity of one limiting screw hole, and a supporting mechanism is arranged on the base.

[0006] As a preferred scheme of the utility model, the supporting mechanism comprises a supporting plate fixedly connected to the base, a mounting seat is installed on the top face of the supporting plate, a supporting rod is fixedly connected to the top face of the mounting seat, a supporting ball is clamped to the top end of the supporting rod, and the top end of the supporting ball is in contact with the bottom face of the joint installation main cylinder.

[0007] As a preferred scheme of the utility model, a plurality of second installation holes are formed on the rotating disc, and the two sides of the joint installation main cylinder are fixedly connected with installation racks, first installation holes are formed on the installation racks, and the inner cavities of the first installation holes and the second installation holes are all sleeved with anti-loosening bolt assemblies.

[0008] As a preferred scheme of the utility model, the positions of the plurality of first threaded holes and the plurality of second threaded holes respectively correspond to the positions of the plurality of limiting threaded holes.

[0009] As a preferred scheme of the utility model, the inner diameters of the plurality of first threaded holes are different.

[0010] As a preferred scheme of the utility model, the inner diameters of the plurality of second threaded holes are different.

[0011] The utility model has the advantages that:

[0012] (1) in the utility model, a plurality of second threaded holes and first threaded holes with different inner diameters are arranged on the joint installation cover and the joint installation main cylinder, the second threaded holes and the first threaded holes are used to install pipe joints with different outer diameters, the problem that the installation seat corresponding to the pipe joint is pre-installed on the impact test equipment before the test, and then the pipe joint is installed is avoided, the pipe joint installed on the joint installation cover can be rotated to different angles to perform radial impact test, and the pipe joint installed on the joint installation main cylinder can be rotated to the lower side of the hammer head of the impact testing machine to perform axial impact test, on the one hand, the functions of installing and impact testing pipe joints with different outer diameters are realized, and on the other hand, the impact angle and position of the pipe joint can be changed.

[0013] (2) in the utility model, the joint installation main cylinder is supported by the installation seat, the supporting rod and the supporting ball when the pipe joint installed on the rotating disc and the joint installation cover is subjected to impact test, the stability of the joint installation main cylinder is ensured, the stability of the pipe joint installed on the joint installation main cylinder and the joint installation cover is ensured, and the practicability of the pipe joint impact test device is improved. DRAWINGS

[0014] Figure 1 It is a structure schematic view of the utility model front;

[0015] Figure 2 It is a sectional view schematic view of the utility model side;

[0016] Figure 3 It is an overall explosion schematic view of the utility model;

[0017] Figure 4 It is a top view schematic view of the utility model;

[0018] Figure 5 Structure diagram of the joint installation main cylinder of the utility model;

[0019] Figure 6 Sectional view of the utility model rotary table.

[0020] Explanation of reference numerals in the drawing:

[0021] 1, base; 2, stand; 3, L-shaped support; 4, bearing; 5, rotating shaft; 6, rotary table; 7, joint installation main cylinder; 8, joint installation cover; 9, first threaded hole; 10, second threaded hole; 11, limiting screw hole; 12, butterfly screw; 13, supporting mechanism; 14, supporting plate; 15, mounting seat; 16, supporting rod; 17, supporting ball; 18, mounting frame; 19, first mounting hole; 20, second mounting hole; 21, fixed sleeve; 22, anti-loosening bolt assembly. DETAILED DESCRIPTION

[0022] 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 in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] In the description of the utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawing, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] Embodiment:

[0026] Please refer toFigures 1-6 The utility model provides a pipe joint impact test device, including base 1, the top of base 1 is provided with two stand 2, be provided with L-shaped support 3 between two stand 2, the inner side of L-shaped support 3 is fixedly connected with fixed sleeve 21, the inner side of fixed sleeve 21 is fixedly sleeved with bearing 4, the inner side of bearing 4 is fixedly sleeved with rotating shaft 5, the end of rotating shaft 5 is fixedly sleeved with rotating disc 6, the end surface of rotating disc 6 is installed with joint installation main cylinder 7, the end of joint installation main cylinder 7 is installed with joint installation cover 8, the end surface of joint installation cover 8 is set with a plurality of second threaded hole 10, the side of joint installation main cylinder 7 is set with a plurality of first threaded hole 9, the side of rotating disc 6 is set with a plurality of limit screw hole 11, the top of L-shaped support 3 is installed with butterfly screw 12, and the bottom of butterfly screw 12 is installed in the inner chamber of one limit screw hole 11, and support mechanism 13 is set up on base 1.

[0027] Specifically, please refer to Figure 1 And Figure 2 Support mechanism 13 includes support plate 14 fixedly connected on base 1, the top of support plate 14 is installed with mounting seat 15, the top of mounting seat 15 is fixedly connected with support rod 16, the top of support rod 16 is clamped with support ball 17, and the top of support ball 17 and the bottom of joint installation main cylinder 7 are in contact.

[0028] In the embodiment, the joint installation main cylinder 7 is supported by the mounting seat 15, the support rod 16 and the support ball 17, so that the joint installation main cylinder 7 is prevented from being deformed due to impact.

[0029] Specifically, please refer to Figure 3 、 Figure 5 And Figure 6 A plurality of second mounting holes 20 are formed in the rotating disc 6, and the two sides of the joint installation main cylinder 7 are fixedly connected with mounting racks 18. First mounting holes 19 are formed in the mounting racks 18, and the inner cavities of the first mounting holes 19 and the second mounting holes 20 are sleeved with anti-loosening bolt assemblies 22.

[0030] In the embodiment, the joint installation main cylinder 7 is installed on the rotating disc 6 through the first mounting holes 19, the second mounting holes 20 and the anti-loosening bolt assemblies 22. The anti-loosening bolt assemblies 22 include bolts, washers, elastic sheets and nuts.

[0031] Specifically, please refer to Figure 1 、 Figure 2 And Figure 6 The positions of the plurality of first threaded holes 9 and the plurality of second threaded holes 10 correspond to the positions of the plurality of limit screw holes 11, respectively.

[0032] The first threaded hole 9 and the second threaded hole 10 are installed below the impact testing machine, and the impact testing machine is a "impact testing machine" with the publication number CN221707109U.

[0033] Specifically, refer to Figure 2 The inner diameters of the plurality of first threaded holes 9 are different.

[0034] In the embodiment, the pipe joint with different outer diameters can be vertically installed to perform axial impact test on the pipe joint.

[0035] Specifically, refer to Figure 1 The inner diameters of the plurality of second threaded holes 10 are different.

[0036] In the embodiment, the pipe joint with different outer diameters can be horizontally installed to perform radial impact test on the pipe joint.

[0037] Working principle: when in use, first, the pipe joint to be tested is screwed on one of the second threaded holes 10 at the end of the joint installation cover 8, and the joint installation main cylinder 7, the joint installation cover 8 and the pipe joint are rotated by rotating the rotating disc 6, so as to adjust the angle of the pipe joint impact test. After rotating to a certain angle, the butterfly screw 12 is rotated to be screwed at the bottom end into the limiting screw hole 11 on the side of the rotating disc 6, so as to fix the pipe joint at this time. Then, the hammer head of the impact testing machine is used to knock the side of the pipe joint. In addition, the pipe joint can be adjusted to different angles according to the above steps to perform radial impact test. Then, the pipe joint after radial test is removed and installed in the first threaded hole 9 on the side of the joint installation main cylinder 7, and the fixing of the rotating disc 6 between the limiting screw hole 11 and the butterfly screw 12 is released. The rotating disc 6, the joint installation main cylinder 7 and the pipe joint are rotated again, so that the pipe joint is vertically arranged, and the position of the rotating disc 6, the joint installation main cylinder 7 and the pipe joint at this time is fixed again by the cooperation of the butterfly screw 12 and the limiting screw hole 11. Finally, the hammer head of the impact testing machine is used to knock the top end of the pipe joint, so as to realize the axial impact test on the pipe joint. In addition, the joint installation main cylinder 7 is supported by the mounting seat 15, the supporting rod 16 and the supporting ball 17 during impact test, so as to avoid deformation of the joint installation main cylinder 7 caused by downward knocking force.

[0038] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can make equivalent replacement or change according to the technical scheme of the present application and the improvement concept thereof within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A pipe joint impact testing apparatus comprising a base (1) characterised in that: The top of the base (1) is provided with two columns (2), and an L-shaped support (3) is arranged between the two columns (2), the inner side of the L-shaped support (3) is fixedly connected with a fixed sleeve (21), the inner side of the fixed sleeve (21) is fixedly sleeved with a bearing (4), the inner side of the bearing (4) is fixedly sleeved with a rotating shaft (5), the end of the rotating shaft (5) is fixedly sleeved with a rotating disc (6), the end face of the rotating disc (6) is provided with a joint mounting main cylinder (7), the end of the joint mounting main cylinder (7) is threadedly mounted with a joint mounting cover (8), the end face of the joint mounting cover (8) is provided with a plurality of second threaded holes (10), the side face of the joint mounting main cylinder (7) is provided with a plurality of first threaded holes (9), the side face of the rotating disc (6) is provided with a plurality of limiting screw holes (11), the top end of the L-shaped support (3) is threadedly mounted with a butterfly screw (12), the bottom end of the butterfly screw (12) is threadedly mounted into the inner cavity of one limiting screw hole (11), and the base (1) is provided with a supporting mechanism (13).

2. A pipe joint impact testing apparatus according to claim 1, wherein: The supporting mechanism (13) comprises a supporting plate (14) fixedly connected to the base (1), a mounting seat (15) mounted on the top surface of the supporting plate (14), a supporting rod (16) fixedly connected to the top surface of the mounting seat (15), and a supporting ball (17) clamped to the top end of the supporting rod (16), wherein the top end of the supporting ball (17) is in contact with the bottom surface of the joint mounting main cylinder (7).

3. A pipe joint impact testing apparatus according to claim 1, wherein: A plurality of second mounting holes (20) are formed in the rotating disc (6), and mounting racks (18) are fixedly connected to the two sides of the joint mounting main cylinder (7), wherein first mounting holes (19) are formed in the mounting racks (18), and anti-loosening bolt assemblies (22) are sleeved in the inner cavities of the first mounting holes (19) and the second mounting holes (20).

4. A pipe joint impact testing apparatus according to claim 1, wherein: The positions of the plurality of first threaded holes (9) and the plurality of second threaded holes (10) respectively correspond to the positions of the plurality of limiting screw holes (11).

5. A pipe joint impact testing apparatus according to claim 1, wherein: The inner diameters of the plurality of first threaded holes (9) are different.

6. A pipe joint impact testing apparatus according to claim 1, wherein: The inner diameters of the plurality of second threaded holes (10) are different.

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