CN215727238U

CN215727238U - Elbow pressurization testing arrangement

Info

Publication number: CN215727238U
Application number: CN202120840712.XU
Authority: CN
Inventors: 庄梓栩; 葛佳; 杨林青; 蔡科星; 余炎; 印世林
Original assignee: Jiangsu Hengyang Metallurgical Technology Co ltd
Current assignee: Jiangsu Hengyang Metallurgical Technology Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2022-02-01
Anticipated expiration: 2031-04-23

Abstract

The utility model provides an elbow pressurization testing device which comprises a rack, a V-shaped block base, an elbow provided with a pressure measuring plug and a jacking mechanism, wherein the V-shaped block base is arranged at the lower part of the rack, the jacking mechanism is arranged at the upper part of the rack, the elbow is placed on the V-shaped block base, pressurization testing can be carried out through the pressure measuring plug, the elbow can be fixed and subjected to pressurization testing through the arrangement of the V-shaped block base, the pressure measuring plug and the jacking mechanism, the device is low in cost, simple in structure and easy to operate, and compared with the pressure measuring plug in the prior art, the device is simple in structure, the pressure testing tool can be rapidly assembled and disassembled, and the working efficiency of the device is effectively improved.

Description

Elbow pressurization testing arrangement

Technical Field

The utility model relates to a pressure testing device, in particular to an elbow pressurization testing device.

Background

The elbow pipe fitting is one of the engineering parts commonly used in the life and production of people, and along with the development of the society and the progress of science and technology, the quality detection of products is also widely regarded while the products are continuously updated and upgraded.

The detection standard of the elbow pipe fitting, the country has promulgated relevant detection standard, to the compression resistance test of the elbow pipe fitting, the elbow pressure measurement of the prior art needs to cooperate with very loaded down with trivial details end cap structure, can charge high pressure into the elbow, and the completion pressure testing frock is installed and removed comparatively troublesome, causes work efficiency to be lower.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the elbow pressure measurement in the prior art needs to be matched with a very complicated plug structure, so that high pressure can be charged into the elbow, and the pressure testing tool is troublesome to assemble and disassemble, so that the problem of low working efficiency is caused. The utility model provides an elbow pressurization testing device to solve the problems.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the elbow pressurization testing device comprises a rack, a V-shaped block base, an elbow provided with a pressure measuring plug and an ejecting mechanism, wherein the V-shaped block base is arranged at the lower part of the rack, the ejecting mechanism is arranged at the upper part of the rack, and the elbow is placed on the V-shaped block base and can be subjected to pressurization testing through the pressure measuring plug.

Further: the pressure measuring plug is arranged at the port of the elbow in a T shape, a channel is arranged inside the pressure measuring plug, the inlet of the channel is arranged on the side face of the plug, and the outlet of the channel is communicated with the inside of the elbow.

Further: the jacking mechanism comprises a screw rod, a shifting rod, a pressure head and a nut, the nut is fixed at the upper end of the rack, the screw rod is rotatably arranged in the nut, the shifting rod is arranged at the upper end of the screw rod, and the pressure head is arranged at the lower end of the screw rod.

Further: the bottom of frame is provided with the guide rail, be provided with antifriction bearing in the guide rail, antifriction bearing is connected with the backup pad, V type piece base sets up in the backup pad.

Further: the pressure measuring plug is provided with a sealing groove, a sealing ring is arranged in the sealing groove, and the sealing ring is in sealing contact with the inner wall of the elbow.

The elbow pressurization testing device has the beneficial effects that the elbow can be fixed and subjected to pressurization testing by arranging the V-shaped block base, the elbow provided with the pressure measuring plug and the jacking mechanism, and the device is low in cost, simple in structure and easy to operate, compared with the pressure measuring plug in the prior art, the device is simple in structure, the pressure testing tool can be rapidly assembled and disassembled, and the working efficiency of the device is effectively improved.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a front view of an elbow pressurization test apparatus of the present invention;

FIG. 2 is a right side view of FIG. 1;

fig. 3 is a schematic structural view of the plug.

In the figure, the device comprises a frame 1, a frame 2, a V-shaped block base 3, a pressure measuring plug 4, an elbow 5, a channel 6, a screw 7, a deflector rod 8, a pressure head 9, a nut 10, a guide rail 11, a rolling bearing 12, a support plate 13 and a sealing groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the utility model include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.

As shown in fig. 1, the utility model provides an elbow pressurization testing device, which comprises a frame 1, a V-shaped block base 2, an elbow 4 equipped with a pressure measuring plug 3, and a jacking mechanism, wherein the V-shaped block base 2 is arranged at the lower part of the frame 1, the jacking mechanism is arranged at the upper part of the frame 1, and the elbow 4 is placed on the V-shaped block base 2 and can be subjected to pressurization testing through the pressure measuring plug 3.

During operation, the elbow 4 assembled with the pressure measuring plug 3 is placed on the V-shaped block base 2 for pressurization test, rapid assembly and disassembly of a pressure test tool are achieved, the improvement of the working efficiency of the device is facilitated, the included angle of the V-shaped block base 2 is matched with the angle corresponding to the arc length of the elbow 4, the stress surface of the pressure measuring plug 3 assembled on the elbow 4 is attached to the surface of the V-shaped block base 2, and the accuracy of a test result is guaranteed due to balanced stress.

As shown in fig. 3, the pressure measuring plug 3 is arranged at a port of the elbow 4 in a T shape, a channel 5 is arranged inside the pressure measuring plug 3, an inlet of the channel 5 is arranged on a side surface of the plug, an outlet of the channel 5 is communicated with the inside of the elbow 4, an inlet of the channel 5 on the pressure measuring plug 3 is connected with a pipeline for testing pressure, when in testing, liquid or gas is input into the elbow 4 through the channel 5 for pressurization, the pressure can reach 10 MPa-20 MPa, and in the continuous pressurization process, the pressure possibly born by the liquid or gas flowing through the elbow 4 in a working state is simulated, and the compression resistance of the elbow 4 is tested from the inside.

As shown in fig. 1, the jacking mechanism includes a screw rod 6, a shift lever 7, a pressure head 8 and a nut 9, the nut 9 is fixed at the upper end of the frame, the screw rod 6 is rotatably disposed in the nut 9, the shift lever 7 is disposed at the upper end of the screw rod 6, the pressure head 8 is disposed at the lower end of the screw rod 6, the shift lever 7 is rotated to control the up-and-down movement of the screw rod 6, during testing, the shift lever 7 is rotated clockwise to drive the screw rod 6 to move down, the pressure head 8 disposed at the lower end of the screw rod 6 is pressed tightly on the elbow 4 to fix the upper portion of the elbow 4, and excessive pressure during testing is prevented from causing the elbow 4 to be separated from the pressure measuring plug 3, thereby affecting the testing result.

As shown in fig. 2, a guide rail 10 is arranged at the bottom of the frame 1, a rolling bearing 11 is arranged in the guide rail 10, the rolling bearing 11 is connected with a support plate 12, the V-shaped block base 2 is arranged on the support plate 12, the support plate 12 can be driven to move on the guide rail 10 through the rolling bearing 11, the V-shaped block base 2 is driven to move rapidly between a loading position and a pressure measuring position, and therefore working efficiency is improved.

As shown in fig. 3, a sealing groove 13 is formed in the pressure measuring plug 3, a sealing ring is arranged in the sealing groove 13, the sealing ring is in sealing contact with the inner wall of the elbow 4, the sealing performance between the pressure measuring plug 3 and the inner wall of the elbow 4 to be tested is guaranteed, and liquid or gas is prevented from leaking during testing, so that pressure loss is avoided, and a testing result is influenced.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The elbow pressurization testing device is characterized by comprising a rack (1), a V-shaped block base (2), an elbow (4) assembled with a pressure measuring plug (3) and an ejecting mechanism, wherein the V-shaped block base (2) is arranged on the lower portion of the rack (1), the ejecting mechanism is arranged on the upper portion of the rack (1), and the elbow (4) is placed on the V-shaped block base (2) and can be subjected to pressurization testing through the pressure measuring plug (3).

2. The elbow pressurization testing device according to claim 1, characterized in that the pressure measuring plug (3) is arranged at the end of the elbow (4) in a T shape, a channel (5) is arranged inside the pressure measuring plug (3), the inlet of the channel (5) is arranged at the side of the plug, and the outlet of the channel (5) is communicated with the inside of the elbow (4).

3. The elbow pressurization testing device according to claim 1, wherein the pressing mechanism comprises a screw rod (6), a driving lever (7), a pressing head (8) and a nut (9), the nut (9) is fixed on the upper end of the frame, the screw rod (6) is rotatably arranged in the nut (9), the driving lever (7) is arranged on the upper end of the screw rod (6), and the pressing head (8) is arranged on the lower end of the screw rod (6).

4. The elbow pressurization testing device according to claim 1, characterized in that a guide rail (10) is arranged at the bottom of the machine frame (1), a rolling bearing (11) is arranged in the guide rail (10), the rolling bearing (11) is connected with a support plate (12), and the V-shaped block base (2) is arranged on the support plate (12).

5. The elbow pressurization testing device according to claim 2, wherein a sealing groove (13) is arranged on the pressure measuring plug (3), a sealing ring is arranged in the sealing groove (13), and the sealing ring is in sealing contact with the inner wall of the elbow (4).