CN221765107U - A bellows pressure resistance testing device - Google Patents

Abstract

The utility model relates to the technical field of corrugated pipe detection and discloses a corrugated pipe pressure-resistant detection device which comprises a base, wherein a side plate is fixedly arranged on the base, and a fixing rod is arranged on the side plate; the fixing rod is provided with a fixing column, fixing parts are arranged at two ends of the fixing column and used for fixing a corrugated pipe to be detected, a deformation measuring part is arranged in the middle of the fixing column and used for detecting the deformation degree of the pressed corrugated pipe, the base is provided with a supporting part and used for supporting the fixed corrugated pipe, one side of the base is provided with a support, and a pressure part is arranged on the support; according to the utility model, the corrugated pipe is fixed through the fixed part, the bottom of the corrugated pipe is supported through the supporting part, so that the pressure-resistant test of the corrugated pipe by the pressure part is facilitated, and meanwhile, the deformation degree of the corrugated pipe subjected to pressure can be detected through the deformation measuring part, so that the specific situation of the corrugated pipe after being pressed can be further known.

Description

A bellows pressure resistance testing device

Technical Field

The utility model relates to the technical field of bellows detection, in particular to a bellows pressure resistance detection device.

Background Art

Metal bellows is a kind of pipe with regular wavy appearance. Commonly used bellows are carbon steel and stainless steel, as well as steel lined with plastic and aluminum. Bellows are mainly used for connecting pipelines and equipment. In the processing of bellows, drilling devices are often used to drill holes in the bellows.

During the processing of bellows, it is necessary to perform pressure testing on them. In the prior art, an experimental platform for pressure testing of bellows (CN218726080U) provides an experimental platform for pressure testing of bellows. By arranging a supporting frame for lifting multiple bellows in a protective frame, the bellows can be prevented from bending to a certain extent when the pressure is tested by squeezing the bellows, so that the measured data is more accurate. Although the prior art can avoid the bending of the bellows to a certain extent, the prior art can only perform pressure testing on the bellows, but cannot detect the deformation of the bellows under pressure, so it needs to be improved.

Therefore, those skilled in the art have proposed a bellows pressure resistance detection device to solve the problems raised in the above background.

Utility Model Content

The utility model aims to provide a bellows pressure resistance detection device to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions:

A bellows pressure resistance detection device comprises a base, a side plate is fixedly mounted on the base, a fixing rod is mounted on the side plate; a fixing column is mounted on the fixing rod, fixing components are mounted at both ends of the fixing column for fixing the bellows to be detected, a deformation measuring component is mounted in the middle of the fixing column for detecting the deformation degree of the bellows after being compressed, a lifting component is arranged on the base for lifting the fixed bellows, a bracket is mounted on one side of the base, a pressure component is mounted on the bracket for performing a pressure resistance test on the bellows.

As a further solution of the utility model: the fixing component includes a third cylinder installed at both ends of the fixing column and distributed in a ring shape, and the third cylinder is fixedly connected to the top plate.

As a further solution of the utility model: the deformation measuring component includes two fixed plates installed on the fixed column, a bidirectional screw is rotatably arranged on the fixed plate, and both sides of the bidirectional screw are threadedly connected to a movable frame slidably connected to the outer wall of the fixed column, the movable frame is hinged to one end of the connecting rod, and the other end of the connecting rod is hinged to the movable frame, a motor for driving the bidirectional screw to rotate is installed on the fixed plate, and detection columns distributed at equal intervals are installed on the movable frame, guide rods are installed on both sides of the detection column, a sliding frame is slidably arranged on the guide rod, the sliding frame is fixedly connected to the support rod, the support rod is fixedly connected to the top block, a distance sensor is installed on the sliding frame, and a spring sleeved on the guide rod is arranged between the bottom wall of the detection column and the sliding frame.

As a further solution of the utility model: the pressure component includes a second cylinder installed on the bracket, the second cylinder is fixedly connected to the connecting plate, a pressure sensor is arranged on the connecting plate, and the pressure sensor is fixedly connected to the pressure plate.

As a further solution of the utility model: the lifting component includes a first cylinder installed on both sides of the base, the first cylinder is fixedly connected to a bracket, and a V-shaped groove is opened in the bracket.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model is applicable to a bellows pressure resistance detection device, the bellows is fixed by a fixed component, and the bottom of the bellows is supported by a lifting component, thereby facilitating the pressure component to perform a pressure resistance test on the bellows, and at the same time, the deformation degree of the bellows under pressure can be detected by a deformation measuring component, thereby further understanding the specific situation of the bellows after being pressurized.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of a bellows pressure resistance detection device.

FIG. 2 is a front view of a bellows pressure resistance detection device.

FIG. 3 is a schematic structural diagram of a deformation measurement component in a bellows pressure resistance testing device.

In the figure: 1. base; 2. side plate; 3. fixing rod; 4. bracket; 5. first cylinder; 6. bracket; 7. second cylinder; 8. connecting plate; 9. pressure sensor; 10. pressure plate; 11. fixing column; 12. third cylinder; 13. top plate; 14. fixing plate; 15. bidirectional screw; 16. motor; 17. moving frame; 18. connecting rod; 19. movable frame; 20. detection column; 21. guide rod; 22. sliding frame; 23. support rod; 24. top block; 25. distance sensor; 26. spring.

DETAILED DESCRIPTION

The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

Please refer to Figures 1 to 3. A bellows pressure resistance testing device includes a base 1, on which a side plate 2 is fixedly mounted, and a fixing rod 3 is mounted on the side plate 2; a fixing column 11 is mounted on the fixing rod 3, and fixing components are mounted at both ends of the fixing column 11 for fixing the bellows to be tested, a deformation measuring component is mounted in the middle of the fixing column 11 for detecting the deformation degree of the bellows after being compressed, a lifting component is provided on the base 1 for lifting the fixed bellows, a bracket 6 is mounted on one side of the base 1, and a pressure component is mounted on the bracket 6 for performing a pressure resistance test on the bellows.

The bellows is fixed by the fixing components, and the bottom of the bellows is supported by the lifting components, so that it is convenient for the pressure component to perform pressure resistance test on the bellows. At the same time, the deformation degree of the bellows under pressure can be detected by the deformation measuring component, so as to further understand the specific situation of the bellows after being pressurized.

The fixing component includes a third cylinder 12 installed at both ends of the fixing column 11 and distributed in a ring shape. The third cylinder 12 is fixedly connected to the top plate 13 .

The deformation measuring component includes two fixed plates 14 installed on the fixed column 11, and a bidirectional screw 15 is rotatably provided on the fixed plate 14. A movable frame 17 slidably connected to the outer wall of the fixed column 11 is threadedly connected on both sides of the bidirectional screw 15. The movable frame 17 is hinged to one end of a connecting rod 18, and the other end of the connecting rod 18 is hinged to a movable frame 19. A motor 16 for driving the bidirectional screw 15 to rotate is installed on the fixed plate 14, and detection columns 20 distributed at equal intervals are installed on the movable frame 19. Guide rods 21 are installed on both sides of the detection column 20, and a sliding frame 22 is slidably provided on the guide rod 21. The sliding frame 22 is fixedly connected to a support rod 23, and the support rod 23 is fixedly connected to a top block 24. A distance sensor 25 is installed on the sliding frame 22. A spring 26 sleeved on the guide rod 21 is provided between the bottom wall of the detection column 20 and the sliding frame 22. Under the action of the spring 26, the sliding frame 22 will be pushed to the top wall of the detection column 20.

The pressure component includes a second cylinder 7 installed on a bracket 6 . The second cylinder 7 is fixedly connected to a connecting plate 8 . A pressure sensor 9 is provided on the connecting plate 8 . The pressure sensor 9 is fixedly connected to a pressure plate 10 .

The supporting component includes a first cylinder 5 installed on both sides of the base 1. The first cylinder 5 is fixedly connected to a bracket 4. A V-shaped groove is provided in the bracket 4. The V-shaped groove allows the bracket 4 to support the corrugated pipe well.

The working principle of the utility model is as follows: when in use, the bellows is sleeved on the fixing rod 3, and the third cylinder 12 is started, the third cylinder 12 is extended, and the top plate 13 is driven to support the inner wall of the bellows, thereby completing the fixation of the bellows; then the first cylinder 5 is started, the first cylinder 5 is extended, and the bracket 4 is driven to support the bottom of the bellows, thereby facilitating the pressure component to perform a pressure test on the bellows; when performing a pressure test, the second cylinder 7 is started, the second cylinder 7 is extended, and the connecting plate 8 is driven to descend, so that the pressing plate 10 applies pressure to the bellows, thereby starting the pressure test on the bellows, and the pressure value of the bellows is detected in real time by the pressure sensor 9; and before the pressure test on the bellows is performed, the motor 16 is started. , driving the bidirectional screw 15 to rotate, so that the two moving frames 17 approach each other, and the movable frame 19 is driven to rise through the connecting rod 18, until multiple top blocks 24 contact the inner wall of the bellows, and the motor 16 stops. When the pressure component performs a pressure resistance test on the bellows, the bellows will be deformed. When the bellows is deformed, it will push the top block 24 to descend, and then push the sliding frame 22 to slide down along the guide rod 21 through the support rod 23. In this process, the distance sensor 25 detects the distance between the sliding frame 22 and the top wall of the detection column 20, and the data detected by multiple distance sensors 25 are transmitted to the display. A deformation curve is formed through multiple sets of data, and the specific situation of the bellows after being compressed can be further understood.

The utility model is applicable to a bellows pressure resistance testing device, which fixes the bellows by means of a fixing component and supports the bottom of the bellows by means of a lifting component, thereby facilitating a pressure component to perform a pressure resistance test on the bellows, and at the same time, the deformation degree of the bellows subjected to pressure can be detected by means of a deformation measuring component, thereby further understanding the specific situation of the bellows after being subjected to pressure.

It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims (5)

1. A bellows pressure resistance testing device, comprising a base, a side plate fixedly mounted on the base, a fixing rod mounted on the side plate, characterized in that a fixing column is mounted on the fixing rod, fixing components are mounted at both ends of the fixing column for fixing the bellows to be tested, a deformation measuring component is mounted in the middle of the fixing column for detecting the deformation degree of the bellows after being compressed, a lifting component is arranged on the base for lifting the fixed bellows, a bracket is mounted on one side of the base, a pressure component is mounted on the bracket for performing a pressure resistance test on the bellows. 2. A bellows pressure resistance detection device according to claim 1, characterized in that the fixing component includes a third cylinder installed in a ring-shaped distribution at both ends of the fixing column, and the third cylinder is fixedly connected to the top plate. 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 6, wherein said two guide wheels are pivotally connected to each other with a bolt, and said bolt has a round shank to contact with said movable frame, said movable frame having a round shank and a bolt. 4. A bellows pressure resistance detection device according to claim 1, characterized in that the pressure component includes a second cylinder installed on the bracket, the second cylinder is fixedly connected to the connecting plate, a pressure sensor is arranged on the connecting plate, and the pressure sensor is fixedly connected to the pressure plate. 5. A bellows pressure resistance testing device according to claim 1, characterized in that the holding component comprises a first cylinder installed on both sides of the base, the first cylinder is fixedly connected to a bracket, and a V-shaped groove is opened in the bracket.