Quick connecting device for pressure test of pressure pipeline

Abstract

The utility model relates to the technical field of pressure resistance testing, in particular to a quick connecting device for pressure pipeline pressure testing, which comprises a mounting rail, an interface piece, a beam pipe piece and a driving piece are slidably mounted on the mounting rail, a pressure pipeline pressure testing equipment connecting pipe orifice is fixedly mounted on the interface piece, and a mounting clamping groove is formed in the upper end of the beam pipe piece. A driving motor is arranged on the driving part, a driving gear is mounted at the output end of the driving motor, a mounting gear ring is meshed with the outer side of the driving gear, the mounting gear ring is rotatably mounted on the driving part, a mounting ring is detachably and fixedly mounted on the inner side of the mounting gear ring, the inner side of the mounting ring is hexagonal, and fixing parts are mounted on the connector part, the bundle pipe part and the driving part. The driving part is arranged to drive automatic connection, so that the time consumed for installing the pressure pipeline during the pressure test experiment is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of pressure testing, and in particular to a quick connection device for pressure pipeline pressure testing. Background Art

[0002] A pressure pipeline is a liquid pipeline composed of multiple layers of different materials, and is widely used in hydraulic equipment such as hydraulic presses and hydraulic cylinders. Since the pressure pipeline works in a high-pressure environment for a long time, its compressive ability needs to be tested. At present, the pressure resistance of the pressure pipeline is mainly tested by a pressure-resistant bursting test machine, etc. The two ends of the pressure pipeline are usually fixed by hexagon nuts, and manual installation is required during the test, which is rather troublesome and the work efficiency is low. Summary of the Invention

[0003] Aiming at the deficiencies of the existing technology, the purpose of the present application is to provide a quick connection device for pressure pipeline pressure testing that is convenient for connecting experimental pipelines.

[0004] The above application purpose of the present application is achieved through the following technical solutions:

[0005] A quick connection device for pressure pipeline pressure testing, comprising:

[0006] An installation rail, which is fixedly installed in the pressure pipeline pressure testing equipment;

[0007] An interface part, which is slidably installed on the installation rail, and the connection pipe orifice of the pressure pipeline pressure testing equipment is fixedly installed on the interface part;

[0008] A beam pipe fitting, which is slidably installed on the installation rail;

[0009] An installation card slot, which is opened at the upper end of the beam pipe fitting, and the pressure pipeline interface is installed on the installation card slot;

[0010] A driving part, which is slidably arranged on the installation rail, a driving motor is arranged on the driving part, and a driving gear is installed at the output end of the driving motor;

[0011] An installation gear ring, which is rotatably installed on the driving part, and the driving gear meshes with the outer side of the installation gear ring;

[0012] An installation ring, which is detachably fixed to the inner side of the installation gear ring, and the inner side of the installation ring is hexagonal;

[0013] A fixing part, and the interface part, the beam pipe fitting and the driving part are all installed with the fixing part, and the fixing part fixes their positions on the installation rail.

[0014] Optionally, the installation card slot is a semi-circular slot adapted to the test pipeline, and a fixing cover is hinged above the installation card slot, and the fixing cover is magnetically connected to the installation card slot.

[0015] Optionally, a replacement part is detachably installed on the bundle pipe fitting, and the installation card slot is arranged on the replacement part.

[0016] Optionally, a retreat spring is arranged between the driving part and the interface part.

[0017] Optionally, a forward spring is arranged between the driving part and the bundle pipe fitting.

[0018] Optionally, a pull handle is arranged at the upper end of the bundle pipe fitting.

[0019] Optionally, the installation rail includes two parallel cylindrical rails.

[0020] Optionally, an installation pipe is fixedly installed on the installation gear ring, a fastening screw is threadedly connected to the side wall of the installation pipe, three fastening screws are arranged in a circumferential array, and the installation ring is installed on the installation pipe.

[0021] In summary, the present application includes at least one of the following beneficial technical effects:

[0022] By setting a driving part to drive automatic connection, the installation time of the pressure pipeline during the pressure test experiment is reduced, and the work efficiency is improved;

[0023] By setting a forward spring, after the pressure pipeline is installed, the bundle pipe fitting drives the pressure pipeline into the installation ring and contacts the connection pipe orifice of the pressure test equipment, which is convenient for the connection between the nut of the pressure pipeline and the connection pipe orifice of the pressure test equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is the overall structural schematic diagram of the embodiment of the present application;

[0025] Figure 2 is the structural schematic diagram of the driving part of the embodiment of the present application.

[0026] Reference numerals: 1, installation rail;

[0027] 2, interface part; 21, retreat spring;

[0028] 3, bundle pipe fitting; 31, installation card slot; 32, fixing cover; 33, replacement part; 34, forward spring; 341, pull handle;

[0029] 41, driving part; 411, driving gear; 42, installation gear ring; 421, installation pipe; 422, fastening screw; 43, installation ring;

[0030] 5, fixing part. Detailed implementation mode

[0031] The present application will be further described in detail below with reference to the accompanying drawings.

[0032] Please refer to Figure 1 and Figure 2 , which is a quick connection device for pressure pipeline pressure test disclosed in the embodiment of the present application, including an installation rail 1, the installation rail 1 is fixedly installed in the pressure pipeline pressure test equipment, an interface part 2, a pipe bundling part 3 and a driving part 41 are slidably installed on the installation rail 1, the connection nozzle of the pressure pipeline pressure test equipment is fixedly installed on the interface part 2, an installation clamping groove 31 is opened at the upper end of the pipe bundling part 3, and the pressure pipeline interface is installed on the installation clamping groove 31. A driving motor is arranged on the driving part 41, a driving gear 411 is installed at the output end of the driving motor, an installation gear ring 42 is meshed outside the driving gear 411, the installation gear ring 42 is rotatably installed on the driving part 41, and an installation ring 43 is detachably and fixedly installed inside the installation gear ring 42. The inner side of the installation ring 43 is hexagonal. The interface part 2, the pipe bundling part 3 and the driving part 41 are all installed with fixing parts 5, and the fixing parts 5 fix their positions on the installation rail 1.

[0033] Specifically, by setting the interface part 2 and the pipe bundling part 3, the connection nozzle of the pressure pipeline pressure test equipment and the joint part of the pressure pipeline to be tested are respectively fixed. The driving part 41 drives the installation gear ring 42 to drive the installation ring 43 to rotate. The hexagonal nut of the joint part of the pressure pipeline is installed in the installation ring 43, and the installation ring 43 drives the joint of the pressure pipeline to butt against the connection nozzle of the pressure pipeline pressure test equipment.

[0034] In this way, by setting the driving part 41 to drive for automatic connection, the installation time of the pressure pipeline during the pressure test experiment is reduced, and the work efficiency is improved.

[0035] In some feasible ways, for better positioning, the installation rail 1 is provided with two parallel cylindrical rails. The lower ends of the interface part 2, the pipe bundling part 3 and the driving part 41 are all rectangular blocks. The cylindrical rails penetrate through the interface part 2, the pipe bundling part 3 and the driving part 41. The fixing part 5 is in the shape of a bolt and is threadedly connected to the interface part 2, the pipe bundling part 3 or the driving part 41 to fix the positions of the interface part 2, the pipe bundling part 3 or the driving part 41 when needed;

[0036] The installation clamping groove 31 is used for clamping and installing the pressure pipeline joint, and can be set as a U-shaped groove with a width slightly smaller than the diameter of the test pressure pipeline joint to fix the pressure pipeline joint by friction. A connecting part similar to a bearing seat is fixedly connected to the upper end of the driving part 41. A bearing is installed inside the connecting part. One end of the installation gear ring 42 is fixedly connected with a ring, and the ring is installed inside the bearing. The installation ring 43 is installed inside the ring. The inner side of the installation ring 43 is hexagonal to fit the pressure pipeline joint. The detachable installation ring 43 is convenient for replacing the corresponding installation ring 43 according to different nuts. For the convenience of disassembling and replacing the installation ring 43, please refer toFigure 2 The mounting ring gear 42 is fixedly installed with a mounting pipe 421. A fastening screw 422 is threadedly connected to the side wall of the mounting pipe 421. There are three fastening screws 422 arranged in a circumferential array. The mounting ring 43 is installed on the mounting pipe 421.

[0037] It should be understood that two sets of parts such as the interface part 2, the bundle pipe part 3 and the driving part 41 are arranged on the mounting rail 1 to install the joints at both ends of the pressure pipeline.

[0038] During use, the bundle pipe part 3 and the driving part 41 are fixed by the fixing part 5. The pressure pipeline joint is clamped in the mounting slot 31. The bundle pipe part 3 is slid to make the nut of the pressure pipeline joint enter the mounting ring 43 and contact the connecting pipe orifice of the pressure pipeline pressure test equipment. The driving motor is started to make the mounting ring 43 rotate, and then the nut of the pressure pipeline joint rotates to be threadedly connected with the connecting pipe orifice of the pressure pipeline pressure test equipment.

[0039] As a specific implementation manner of a quick connection device for pressure pipeline pressure test provided by the application, please refer to Figure 1 The mounting slot 31 is a semi-circular slot adapted to the test pipeline. A fixing cover 32 is hinged above the mounting slot 31. The fixing cover 32 is magnetically connected to the mounting slot 31.

[0040] Overall, by setting The mounting slot 31 is a semi-circular slot adapted to the test pipeline, which is convenient for clamping the pressure pipeline joint. The fixing cover 32 with magnetic connection is provided, which is convenient for opening and locking.

[0041] In some feasible ways, the inner side of the fixing cover 32 is provided with the other half of the semi-circular slot.

[0042] Furthermore, a replacement part 33 is detachably installed on the bundle pipe part 3. The mounting slot 31 is arranged on the replacement part 33.

[0043] It should be understood that by setting the replacement part 33, it is convenient to replace different mounting slots 31 according to different test pressure pipelines.

[0044] In some feasible ways, both the replacement part 33 and the fixing cover 32 are semi-circular tubes. Connecting ears are arranged on both sides of the semi-circular tube. The connecting ears are fixedly installed on the bundle pipe part 3 by bolts.

[0045] To facilitate adaptation to different test pressure pipelines, a replaceable block is bolted to the upper end of the interface part 2. The connecting pipe orifice of the pressure pipeline pressure test equipment is fixedly installed on the replaceable block.

[0046] provided as an application A quick connection device for pressure pipeline pressure test as another specific implementation manner A retreat spring 21 is arranged between the driving part 41 and the interface part 2.

[0047] Combined with a specific usage scenario, by setting the retracting spring 21, the interface part 2 automatically exits when the nut of the test pressure pipeline is unscrewed, facilitating the detachment of the nut, and further facilitating the removal of the test pressure pipeline.

[0048] Further, a forward spring 34 is provided between the driving part 41 and the pipe bundle part 3.

[0049] It should be understood that by providing the forward spring 34, after the pressure pipeline is installed, the pipe bundle part 3 drives the pressure pipeline into the installation ring 43 and contacts the connection nozzle of the pressure test equipment, facilitating the connection between the nut of the pressure pipeline and the connection nozzle of the pressure test equipment.

[0050] Further, a pull handle 341 is provided at the upper end of the pipe bundle part 3.

[0051] It should be understood that by providing the pull handle 341, it is convenient to pull the pipe bundle part 3 when installing and disassembling the pressure pipeline, so that the nut of the pressure pipeline is detached from the installation ring 43.

[0052] In some feasible ways, the pull handle 341 is in the shape of a rectangular rod.

[0053] The embodiments of this specific implementation manner are all preferred embodiments of this application, and do not limit the protection scope of this application accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. A quick connection device for pressure pipeline pressure test, characterized in that, Comprising: An installation rail (1), which is fixedly installed inside a pressure pipeline pressure test device; An interface part (2), which is slidably installed on the installation rail (1), and the connection nozzle of the pressure pipeline pressure test device is fixedly installed on the interface part (2); A beam pipe fitting (3), which is slidably installed on the installation rail (1); An installation card slot (31), which is opened at the upper end of the beam pipe fitting (3), and the pressure pipeline interface is installed on the installation card slot (31); A driving part (41), which is slidably arranged on the installation rail (1), a driving motor is arranged on the driving part (41), and a driving gear (411) is installed at the output end of the driving motor; An installation gear ring (42), which is rotatably installed on the driving part (41), and the driving gear (411) meshes with the outer side of the installation gear ring (42); An installation ring (43), which is detachably fixed to the inner side of the installation gear ring (42), and the inner side of the installation ring (43) is hexagonal; A fixing part (5), the interface part (2), the beam pipe fitting (3) and the driving part (41) are all installed with the fixing part (5), and the fixing part (5) fixes their positions on the installation rail (1).

2. The quick connection device for pressure pipeline pressure test according to claim 1, characterized in that: The installation card slot (31) is a semi-circular slot adapted to the test pipeline, a fixing cover (32) is hinged above the installation card slot (31), and the fixing cover (32) is magnetically connected to the installation card slot (31).

3. The quick connection device for pressure pipeline pressure test according to claim 2, wherein: The beam pipe fitting (3) is detachably installed with a replacement part (33), and the installation card slot (31) is arranged on the replacement part (33).

4. The quick connection device for pressure pipeline pressure test according to claim 1, characterized in that: A retraction spring (21) is arranged between the driving part (41) and the interface part (2).

5. The quick connection device for pressure pipeline pressure test according to claim 4, characterized in that: A forward movement spring (34) is arranged between the driving part (41) and the beam pipe fitting (3).

6. The quick connection device for pressure pipeline pressure test according to claim 5, characterized in that: A pull handle (341) is arranged at the upper end of the beam pipe fitting (3).

7. A quick connection device for pressure pipeline pressure test according to claim 1, characterized in that: The installation rail (1) comprises two parallel cylindrical rails.

8. A quick connection device for pressure pipeline pressure test according to claim 1, characterized in that: The installation gear ring (42) is fixedly installed with an installation pipe (421), the side wall of the installation pipe (421) is threadedly connected with fastening screws (422), there are three fastening screws (422) arranged in a circumferential array, and the installation ring (43) is installed on the installation pipe (421).

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