CN213239740U - Device for carrying out reliable static test - Google Patents
Device for carrying out reliable static test Download PDFInfo
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- CN213239740U CN213239740U CN202022230829.4U CN202022230829U CN213239740U CN 213239740 U CN213239740 U CN 213239740U CN 202022230829 U CN202022230829 U CN 202022230829U CN 213239740 U CN213239740 U CN 213239740U
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- support rod
- double
- limiting seat
- test
- static test
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Abstract
The utility model provides a device for reliable static test, which comprises a base; the base is rotatably connected with a plurality of sections of support rod combinations, double-acting oil cylinders are fixed among the plurality of sections of support rod combinations, and connecting pipes are fixed at the front ends of the support rod combinations for connection. The utility model discloses set up loading source pneumatic cylinder at the intermediate position, under the condition in same pressure loading source, can exert two stress points on treating the test device, make its atress condition opposite, both one are for being drawn the power, then another is for being stressed, just so can make the loading offset each other in the power of treating on the test device, consequently need not treat under the normal condition that the test device fixes and can test.
Description
Technical Field
The utility model relates to a device for carrying out reliable static test.
Background
In the device for carrying out the reliable static test in the prior art, the left and right sides of the front end in the device to be tested, which is provided with the lower guide rail, are respectively provided with a connecting plate, and due to the use requirement, the connecting plate is greatly stressed and needs to be subjected to both a static tension test and a static pressure test verification as an important stressed part.
Static tests usually consider adding a counterweight to the device to be tested, or loading by using a hydraulic cylinder or a pneumatic cylinder, or testing on a special tensile machine or a special press machine. Because the length of the static tension (compression) force test equipment is more than 6 meters, the left connecting plate and the right connecting plate are subjected to the tension of about 28.6t and the compression of about 35t, and the pneumatic pressure is dangerous than the hydraulic pressure, the test only considers that a hydraulic cylinder is used for loading. How to reliably fix the static tension (pressure) testing equipment and safely perform the test becomes a big difficulty in the test.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a device for carrying out reliable static test, this a device for carrying out reliable static test need not treat that the test device fixes and can test.
The utility model discloses a following technical scheme can realize.
The utility model provides a device for reliable static test, which comprises a base; the base is rotatably connected with a plurality of sections of support rod combinations, double-acting oil cylinders are fixed among the plurality of sections of support rod combinations, and connecting pipes are fixed at the front ends of the support rod combinations for connection.
The rear end of the support rod combination is hinged to the base.
The supporting rod combination is divided into two sections, and the double-acting oil cylinder is fixed between the two sections of the supporting rod combination.
The section of the support rod assembly close to the end where the connecting pipe is located is sleeved with a first limiting seat, and the first limiting seat can move along the support rod assembly.
And each section of the support rod assembly is sleeved with a second limiting seat, and the second limiting seat can move along the support rod assembly.
And a third limiting seat is sleeved on the double-acting oil cylinder and can move along the double-acting oil cylinder.
The first limiting seat is provided with a bolt pin so that the first limiting seat can be fixed on the support rod assembly.
The support rod combination is connected with the base through a connecting plate.
The support rod combination and the double-acting oil cylinder are positioned on the same straight line.
The beneficial effects of the utility model reside in that: the loading source hydraulic cylinder is arranged in the middle, under the condition of the same pressure loading source, two stress points can be applied to the device to be tested, so that the stress conditions are opposite, namely one stress point is a tensile force, and the other stress point is a compressive force, so that the forces loaded on the device to be tested can be mutually offset, and the device to be tested can be tested without fixing the device to be tested under the normal condition.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of fig. 1.
In the figure: 1-connecting pipe, 2-bolt pin, 3-support rod combination, 4-second limiting seat, 5-third limiting seat, 6-double-acting oil cylinder, 7-first limiting seat, 8-connecting plate, 9-base, 10-connecting plate and 11-pin shaft.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
A device for carrying out reliable static tests, as shown in figures 1 and 2, comprises a base 9; rotatable coupling has multistage bracing piece combination 3 on the base 9, is fixed with double-acting cylinder 6 between the multistage bracing piece combination 3, and the bracing piece combination 3 front end is fixed with connecting pipe 1 and is used for connecting.
The rear end of the support rod assembly 3 is hinged with the base 9.
The support rod combination 3 is divided into two sections, and the double-acting oil cylinder 6 is fixed between the two sections of the support rod combination 3.
A section of the support rod assembly 3 near the end of the connecting pipe 1 is sleeved with a first limiting seat 7, and the first limiting seat 7 can move along the support rod assembly 3.
Every section of bracing piece combination 3 is equipped with spacing seat 4 of second, and spacing seat 4 of second can move along bracing piece combination 3.
The double-acting oil cylinder 6 is sleeved with a third limiting seat 5, and the third limiting seat 5 can move along the double-acting oil cylinder 6.
The first limit seat 7 is provided with a bolt pin 2 so that the first limit seat 7 can be fixed on the support rod assembly 3.
The support rod assembly 3 is connected with the base 9 through a connecting plate 8.
The support rod assembly 3 and the double-acting oil cylinder 6 are positioned on the same straight line.
Example 1
By adopting the scheme, one end of each of the two connecting pipes 1 is hinged with the left connecting plate and the right connecting plate at the front end of the device to be tested respectively through a pin shaft, the other end of each connecting pipe is hinged with two ends of the connecting plate 10, the middle of the connecting plate 10 is hinged with one end of the corresponding supporting rod assembly 3, the other end of the corresponding supporting rod assembly 3 is hinged with one end of the corresponding double-acting oil cylinder 6, the other end of the corresponding double-acting oil cylinder 6 is hinged with one end of the corresponding supporting rod assembly 6, the other end of the corresponding supporting rod assembly 3 is hinged with the middle part 9. 4 groups of limiting seats are supported below the 2 support rod assemblies 3 and the double-acting oil cylinder 6, the middle part of the upper end of each limiting seat is contacted with the 2 support rod assemblies 3 or the double-acting oil cylinder 6, the left side and the right side of the lower end of each limiting seat are both made into an L shape and matched with a guide rail in a device to be tested, namely, each limiting seat can freely slide in the guide rail. The double-acting oil cylinder 6 connected to the middle part of the test equipment can implement the tension and pressure of the connecting seat at the front end of the device to be tested, meanwhile, the stress of the rear end face of the device to be tested is corresponding to the pressure and the tension, and the acting force of the double-acting oil cylinder can be adjusted through the hydraulic test pump station.
The first limiting seat 7, the second limiting seat 4 and the third limiting seat 5 are matched with a guide rail in the device to be tested, so that the support rod assembly 3 and the double-acting oil cylinder 6 can be longitudinally constrained, and the whole device to be tested cannot be inclined when stressed.
The working principle mainly comprises: the hydraulic cylinder is used as a pressure source and is arranged in the middle of the device to be tested, and two ends of the testing equipment are respectively connected with two ends of the device to be tested, so that the stress conditions of the device to be tested are opposite, namely one is tension and the other is compression, and the forces loaded on the device to be tested can be mutually offset. Each group of limiting seats limits the supporting rod combination and the double-acting oil cylinder of the test equipment, so that the supporting rod combination and the double-acting oil cylinder can only move longitudinally, and the device to be tested can not be inclined during the test.
The utility model discloses mainly used both need carry out static tensile test and need carry out the great device of waiting to test of static pressure test and experimental application of force again.
Claims (9)
1. A device for carrying out reliable static tests, comprising a base (9), characterized in that: rotatable coupling has multistage bracing piece combination (3) on base (9), is fixed with double-acting cylinder (6) between multistage bracing piece combination (3), and bracing piece combination (3) front end is fixed with connecting pipe (1) and is used for connecting.
2. An apparatus for performing a positive static test as defined in claim 1, wherein: the rear end of the supporting rod assembly (3) is hinged to the base (9).
3. An apparatus for performing a positive static test as defined in claim 1, wherein: the supporting rod combination (3) is divided into two sections, and the double-acting oil cylinder (6) is fixed between the two sections of the supporting rod combination (3).
4. An apparatus for performing a positive static test as defined in claim 1, wherein: a section of the support rod assembly (3) close to the end where the connecting pipe (1) is located is sleeved with a first limiting seat (7), and the first limiting seat (7) can move along the support rod assembly (3).
5. An apparatus for performing a positive static test as defined in claim 1, wherein: each section of the support rod assembly (3) is sleeved with a second limiting seat (4), and the second limiting seats (4) can move along the support rod assembly (3).
6. An apparatus for performing a positive static test as defined in claim 1, wherein: the double-acting oil cylinder (6) is sleeved with a third limiting seat (5), and the third limiting seat (5) can move along the double-acting oil cylinder (6).
7. An apparatus for performing a positive static test as defined in claim 4, wherein: the first limiting seat (7) is provided with a bolt pin (2) so that the first limiting seat (7) can be fixed on the support rod assembly (3).
8. An apparatus for performing a positive static test as defined in claim 2, wherein: the support rod combination (3) is connected with the base (9) through a connecting plate (8).
9. An apparatus for performing a positive static test as defined in claim 1, wherein: the support rod combination (3) and the double-acting oil cylinder (6) are positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022230829.4U CN213239740U (en) | 2020-10-09 | 2020-10-09 | Device for carrying out reliable static test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022230829.4U CN213239740U (en) | 2020-10-09 | 2020-10-09 | Device for carrying out reliable static test |
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| Publication Number | Publication Date |
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| CN213239740U true CN213239740U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022230829.4U Active CN213239740U (en) | 2020-10-09 | 2020-10-09 | Device for carrying out reliable static test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098219A (en) * | 2020-10-09 | 2020-12-18 | 贵州航天天马机电科技有限公司 | Static test device |
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2020
- 2020-10-09 CN CN202022230829.4U patent/CN213239740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098219A (en) * | 2020-10-09 | 2020-12-18 | 贵州航天天马机电科技有限公司 | Static test device |
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