Sealing performance detection device for flange processing

Abstract

The utility model relates to the technical field of flange plate quality detection devices, and particularly discloses a sealing performance detection device for flange processing. The object carrying component comprises a first object carrying component and a second object carrying component, the first object carrying component is fixedly arranged on the mounting platform, and the second object carrying component is arranged on the mounting platform in a sliding mode; the telescopic part is arranged on the mounting platform and used for driving the second carrying part to be close to / away from the first carrying part; the rotating part is rotatably arranged on one side of the carrying part; a plurality of gaskets with different thicknesses are arranged on the rotating component along a circumferential array, and the rotating component rotates to place the gaskets with different thicknesses between the first carrying component and the second carrying component; the pressurizing component is used for providing positive pressure into the flange plate; and the pressure measuring part is used for detecting the pressure value in the flange plate, and bolts do not need to be disassembled in the testing process, so that the detection efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flange quality inspection devices, and particularly relates to a sealing performance inspection device for flange processing. Background Art

[0002] Flange plates are often used in the connection of pipelines for transporting liquids or gases. In the existing installation and connection of flange plates, gaskets need to be placed between the flange plates, and then the two flange plates are locked by bolts to apply a certain pressure load to the gaskets to achieve the sealing effect.

[0003] In the prior art, after the flange plates are manufactured, different thickness gaskets need to be replaced between the flange plates in the connected state, and the sealing performance is detected to find the gaskets with appropriate thickness for subsequent actual installation.

[0004] However, in such a detection process, when replacing gaskets with different thicknesses on a set of flange plates, the process of disassembling and assembling bolts needs to be carried out multiple times, and the whole detection process is cumbersome and the detection efficiency is low. Summary of the Utility Model

[0005] In view of the above problems, the utility model provides a sealing performance inspection device for flange processing, and its purpose is to improve the detection efficiency of the sealing performance of flange plates.

[0006] In order to achieve the above invention purpose, the technical scheme adopted by the utility model is as follows:

[0007] Provide a sealing performance inspection device for flange processing, including: an installation platform; a load-bearing component, on which the flange plate is detachably arranged, including: a first load-bearing component and a second load-bearing component, the first load-bearing component is fixedly arranged on the installation platform, and the second load-bearing component is slidably arranged on the installation platform; a telescopic component, arranged on the installation platform, used to drive the second load-bearing component to approach / away from the first load-bearing component; a rotating component, rotatably arranged on one side of the load-bearing component; a plurality of gaskets with different thicknesses, arranged in a circumferential array on the rotating component, and the rotating component can rotate to place gaskets with different thicknesses between the first load-bearing component and the second load-bearing component; a pressurizing component, used to provide positive pressure into the flange plate; a pressure measuring component, used to detect the pressure value inside the flange plate.

[0008] Further, the device further includes: a guide rod, arranged on the first load-bearing component parallel to the telescopic component and extending towards the second load-bearing component; a sliding sleeve, arranged on the second load-bearing component, and the guide rod is slidably arranged inside the sliding sleeve.

[0009] Further, the device further includes: a plurality of pins, arranged on the load-bearing component, and can be inserted into the bolt through holes of the flange plate.

[0010] Further, the device further includes: a pressurizing channel opened on the first load-carrying member, one end being between several pins and the other end being communicated with a pressurizing member through a pipe fitting; wherein, the pressure measuring member is arranged on the second load-carrying member and is between several pins.

[0011] Further, the device further includes: a mounting seat arranged on the first load-carrying member; a rotating shaft arranged on the mounting seat, and a rotating member is rotatably arranged on the rotating shaft; several positioning holes are arranged at fixed angular intervals and are arrayed along the circumference on the rotating member; a jack is opened on the mounting seat, and when the rotating member makes a rotational movement, different positioning holes can be aligned with the jack; a positioning pin can pass through the positioning hole and be inserted into the mounting seat to limit the rotation of the rotating member.

[0012] Further, the device further includes: several clamping members arranged in a circumferential array on the rotating member; a slot is opened on the clamping member for placing a gasket; a screw passes through the slot and the gasket and is threadedly connected to the clamping member.

[0013] The beneficial effects of the present utility model are as follows: in the present utility model, a pressure load is provided to the flange through the telescopic member, imitating the installation situation of bolt tightening. During the test, there is no need to disassemble the bolts, which simplifies the detection process and effectively improves the detection efficiency; in the present utility model, different thickness gaskets can be placed between the two flanges by manually rotating the rotating member, and the gasket can be quickly switched, effectively improving the detection efficiency of the flange sealing performance. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of the detection device provided by the embodiment of the present application.

[0015] Figure 2 is Figure 1 a partial enlarged schematic diagram of part A in

[0016] Figure 3 is Figure 1 a partial enlarged schematic diagram of part B in

[0017] Figure 4 It is a schematic diagram of the installation of the rotating member and the clamping member provided by the embodiment of the present application.

[0018] Wherein, 1, mounting platform; 11, first load-carrying member; 12, second load-carrying member; 13, guide rod; 14, sliding sleeve; 15, pin; 16, pressurizing channel; 2, telescopic member; 3, rotating member; 31, mounting seat; 32, rotating shaft; 33, positioning hole; 34, jack; 35, positioning pin; 4, gasket; 41, clamping member; 42, screw; 5, pressurizing member; 6, pressure measuring member; 7, flange. Detailed Embodiments

[0019] To better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings of the specification and specific embodiments.

[0020] Referring to Figure 1 As shown, an airtightness detection device for flange processing according to an embodiment of the present application includes: an installation platform 1; a load-carrying member, on which a flange 7 is detachably arranged, including: a first load-carrying member 11 and a second load-carrying member 12, the first load-carrying member 11 is fixedly arranged on the installation platform 1, and the second load-carrying member 12 is slidably arranged on the installation platform 1; a telescopic member 2, arranged on the installation platform 1, for driving the second load-carrying member 12 to approach / away from the first load-carrying member 11; a rotating member 3, rotatably arranged on one side of the load-carrying member; a plurality of gaskets 4 with different thicknesses, arranged in a circumferential array on the rotating member 3, and the rotation of the rotating member 3 can place the gaskets 4 with different thicknesses between the first load-carrying member 11 and the second load-carrying member 12; a pressurizing member 5, for providing a positive pressure into the flange 7; a pressure measuring member 6, for detecting the pressure value inside the flange 7.

[0021] In specific use, the staff respectively place the two flanges 7 to be detected on the first load-carrying member 11 and the second load-carrying member 12, and then manually rotate the rotating member 3 to place the gasket 4 between the first load-carrying member 11 and the second load-carrying member 12; then start the telescopic member 2, the piston rod of the telescopic member 2 makes an extending movement, driving the second load-carrying member 12 to approach the first load-carrying member 11 until the two flanges 7 squeeze the gasket 4 and have a certain pressure load.

[0022] Finally, start the pressurizing member 5 to provide a positive pressure into the flange 7 until the pressure measuring member 6 detects that the pressure value inside the flange 7 reaches a fixed value and can be stably retained for a fixed time, then the airtightness meets the requirements, meets the installation requirements, and completes the test work.

[0023] On the contrary, when the pressure value inside the flange 7 reaches a fixed value and cannot be stably retained for a fixed time, the airtightness does not meet the requirements and does not meet the installation requirements, and it is necessary to replace the gaskets 4 with different thicknesses; then drive the piston rod of the telescopic member 2 to make a contracting movement, drive the second load-carrying member 12 to move away from the first load-carrying member 11, and through manual rotation of the rotating member 3, place the gaskets 4 with different thicknesses between the first load-carrying member 11 and the second load-carrying member 12, and then perform the test work again.

[0024] By using the utility model, a pressure load is provided to the flange 7 through the telescopic part 2, simulating the actual installation situation of bolt locking. There is no need to disassemble the bolts during the test, which simplifies the detection process and effectively improves the detection efficiency. Moreover, in the utility model, gaskets 4 of different thicknesses can be placed between the two flanges 7 by manually rotating the rotating part 3, and the switching of the gaskets 4 can be completed quickly, which effectively improves the sealing detection efficiency of the flange 7.

[0025] Specifically, the device also includes a guide rod 13, which is arranged on the first carrier member 11 parallel to the telescopic member 2 and extends toward the second carrier member 12; and a sliding sleeve 14, which is arranged on the second carrier member 12 and in which the guide rod 13 slides. When the piston rod of the telescopic member 2 retracts and retracts, the second carrier member 12 also slides back and forth along the guide rod 13. By providing the guide rod 13 to guide the sliding of the second carrier member 12, the stability of the second carrier member 12 during movement can be effectively improved.

[0026] It is worth mentioning that a plurality of balls are provided in the sliding sleeve 14, which roll and contact the guide rod 13 to reduce wear and tear and increase service life; the telescopic component 2 can be an electric telescopic rod or a hydraulic cylinder.

[0027] Reference Figure 2 As shown, the device also includes: a plurality of pins 15, which are provided on the loading component and can be inserted into the bolt holes of the flange 7; the flange 7 can be disassembled and assembled by inserting / removing the pins 15, which is convenient and quick.

[0028] Specifically, the device also includes: a pressurizing channel 16, which is opened on the first loading component 11, one end of which is located between several pins 15, and the other end is connected to the boosting component 5 through a pipe; wherein, the pressure measuring component 6 is arranged on the second loading component 12, between several pins 15.

[0029] Specifically, the boosting component 5 can use an air pump, which can provide positive pressure by sending air into the flange 7 through the air pump; the pressure measuring component 6 can use an electronic air pressure sensor, and an electronic display screen can also be set outside the flange 7 to transmit the pressure value to the electronic display screen through wireless signals for manual observation.

[0030] Continue to refer to Figure 1As shown, the device also includes: a mounting seat 31, which is arranged on the first loading component 11; a rotating shaft 32, which is arranged on the mounting seat 31, and the rotating component 3 is rotatably arranged on the rotating shaft 32; a plurality of positioning holes 33, which are spaced at fixed angles and are opened on the rotating component 3 along a circumferential array; a socket 34, which is opened on the mounting seat 31, and the rotating component 3 performs a rotational motion, and different positioning holes 33 can be aligned with the socket 34; a positioning pin 35, which can pass through the positioning hole 33 and be inserted into the mounting seat 31, so as to limit the rotation of the rotating component 3.

[0031] During specific use, the rotating part 3 is rotated manually, different positioning holes 33 are aligned with the sockets 34, and the positioning pins 35 are inserted to lock the rotating part 3, and gaskets 4 of different thicknesses are placed between the flanges 7; gaskets 4 of different thicknesses can be switched manually and quickly to meet different detection requirements.

[0032] Reference Figure 3 and Figure 4 As shown, the device also includes: a plurality of clamping members 41, which are arranged in a circular array on the rotating member 3; a slot, which is opened on the clamping member 41 for placing the gasket 4; a screw 42, which passes through the slot and the gasket 4 and is threadedly connected to the clamping member 41; the gasket 4 is detachably fixed to the clamping member 41 by the screw 42, and the gasket 4 can also be replaced according to different needs, further increasing the scope of application.

[0033] Those skilled in the art will appreciate that, although preferred embodiments of the present invention have been described, those skilled in the art may make additional changes and modifications to these embodiments once they become aware of the underlying inventive concepts. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention. Clearly, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, the present invention is intended to encompass such changes and modifications if they fall within the scope of the claims and equivalents of the present invention.

Claims

1. A sealing detection device for flange processing, characterized in that, Comprising: Installation platform (1); Load-carrying component, the flange (7) is detachably arranged on the load-carrying component, including: the first load-carrying component (11) and the second load-carrying component (12), the first load-carrying component (11) is fixedly arranged on the installation platform (1), and the second load-carrying component (12) is slidably arranged on the installation platform (1); Telescopic component (2), arranged on the installation platform (1) for driving the second load-carrying component (12) to approach / away from the first load-carrying component (11); Rotating component (3), rotatably arranged on one side of the load-carrying component; A number of gaskets (4) with different thicknesses, arranged in a circumferential array on the rotating component (3), and the rotating component (3) can rotate to place gaskets (4) with different thicknesses between the first load-carrying component (11) and the second load-carrying component (12); Pressurizing component (5) for providing positive pressure into the flange (7); Pressure measuring component (6) for detecting the pressure value in the flange (7).

2. The sealing detection device for flange processing according to claim 1, wherein Also comprising: Guide rod (13), arranged on the first load-carrying component (11) parallel to the telescopic component (2) and extending towards the second load-carrying component (12); Sliding sleeve (14), arranged on the second load-carrying component (12), and the guide rod (13) is slidably arranged in the sliding sleeve (14).

3. The sealing detection device for flange processing according to claim 1, wherein, Also comprising: A number of pins (15), arranged on the load-carrying component and capable of being inserted into the bolt through-holes of the flange (7).

4. The sealing detection device for flange processing according to claim 3, characterized in that, Also comprising: Pressurizing channel (16), opened on the first load-carrying component (11), one end is between a number of pins (15), and the other end is connected to the pressurizing component (5) through a pipe fitting; wherein, the pressure measuring component (6) is arranged on the second load-carrying component (12) and is between a number of pins (15).

5. The sealing detection device for flange processing according to claim 1, wherein Also comprising: Mounting seat (31), arranged on the first load-carrying component (11); Rotating shaft (32), arranged on the mounting seat (31), and the rotating component (3) is rotatably arranged on the rotating shaft (32); A number of positioning holes (33), spaced at a fixed angle and arranged in a circumferential array on the rotating component (3); Insertion hole (34), opened on the mounting seat (31), and when the rotating component (3) makes a rotational movement, different positioning holes (33) can be aligned with the insertion hole (34); Positioning pin (35), capable of passing through the positioning hole (33) and inserting into the mounting seat (31) to limit the rotation of the rotating component (3).

6. The sealing detection device for flange processing according to claim 1, wherein, Also comprising: A number of clamping parts (41), arranged in a circumferential array on the rotating component (3); Slot, opened on the clamping part (41) for placing the gasket (4); Screw (42), passing through the slot and the gasket (4) and threadedly connected to the clamping part (41).

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