CN215677371U - Tension-compression bidirectional test connecting device - Google Patents
Tension-compression bidirectional test connecting device Download PDFInfo
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- CN215677371U CN215677371U CN202121244719.1U CN202121244719U CN215677371U CN 215677371 U CN215677371 U CN 215677371U CN 202121244719 U CN202121244719 U CN 202121244719U CN 215677371 U CN215677371 U CN 215677371U
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Abstract
The utility model relates to a tension-compression bidirectional test connecting device, and belongs to the field of tension tests. The technical scheme adopted by the utility model is as follows: the tension sensor comprises a tension sensor and two groups of metal connecting shackles, wherein connecting bolt holes are respectively formed in two opposite end faces of the tension sensor, a convex bolt rod is arranged at one end of each connecting shackle, each bolt rod is inserted into each connecting bolt hole to be connected with the tension sensor, the other end of each connecting shackle is concave, a connecting bolt is arranged in each concave, and two ends of each connecting bolt are respectively arranged on two sides of each concave; one of the two connecting shackles is connected with a device to be tested, and the other connecting shackles is connected with a tension traction or pressure generation device. The structure that has combined shackle and connecting device merges the shackle and sensor connecting device as an organic whole, has removed the unnecessary part of sensor connecting device on the one hand, has alleviateed weight, and on the other hand has solved the on-the-spot restriction that can't test that can't lead to finding suitable shackle, and the device design as an organic whole does not have the flexible coupling in addition, can realize drawing the test of pressing two directions.
Description
Technical Field
The utility model relates to a tension-compression bidirectional test connecting device, and belongs to the field of tension tests.
Background
The tension test is very wide in practical application, particularly in the brake force test of the brake device, the brake force of the brake device is an important parameter for evaluating the performance of the brake device, and the test of the brake force has very important significance. The connecting device for the tension test at the present stage mainly comprises two parts, wherein one part is the connecting device of the sensor, the other part is used for connecting devices such as a shackle of the tested equipment, and the sensor connecting device and the tested equipment are connected through the shackle, so that the purpose of testing tension is achieved.
The connecting device that uses now, partly is the connecting device of tension sensor from the area, partly is the shackle of connecting equipment under test, because the pulling force of surveying is very big, devices such as required connecting device and shackle are all great, it is very inconvenient to carry the installation during field test, can't find the shackle that matches with sensor from taking connecting device on the spot many times for the tension test can't go on, in addition because use two devices to connect, the centre is the flexible coupling, only can realize the tension test of opposite direction, can not be used for the pressure test of opposite direction, test method is single, can not satisfy the field test condition completely.
Disclosure of Invention
Aiming at the situation, the utility model provides a tension-compression bidirectional test connecting device, which solves the limitation problem that the test cannot be carried out because a proper shackle cannot be found on site.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the tension-compression bidirectional test connecting device comprises a tension sensor and two groups of metal connecting shackles,
connecting bolt holes are respectively formed in two opposite end faces of the tension sensor, a protruding bolt rod is arranged at one end of the connecting shackle, the bolt rod is inserted into the connecting bolt holes to be connected with the tension sensor, the other end of the connecting shackle is concave, a connecting bolt is arranged in the concave, and two ends of the connecting bolt are respectively arranged on two sides of the concave; one of the two connecting shackles is connected with a device to be tested, and the other connecting shackles is connected with a tension traction or pressure generation device.
Preferably, the pulling force traction device is a hand-operated block, a traction hook of the hand-operated block is hung on a connecting bolt of the connecting shackle, and the fixed end of the hand-operated block is fixed on the rooting point.
Preferably, the rooting point is an anchor rod fixed in the vertical wall.
Preferably, the connection shackle is the U-shaped, and the intermediate junction lateral surface of U-shaped sets up the shank of bolt, the indent both sides of U-shaped are opened and are had the pinhole, and one side pinhole is the internal thread hole, and the opposite side pinhole is the through-hole, the tip of connecting pin be equipped with the external screw thread and with connect the shackle on the internal thread match, the opposite side through-hole size of connecting the shackle is greater than connecting pin and inserts connecting pin.
Preferably, the rooting point, the two connecting shackles and the connecting point of the tension sensor and the device to be tested are positioned on the same straight line.
This device has combined the structure of breaking out and connecting device, merges breaking out and sensor connecting device as an organic whole, has removed the unnecessary part of sensor connecting device on the one hand, has alleviateed weight, and on the other hand has solved the on-the-spot restriction that can't test that can't find suitable breaking out, and the device design as an organic whole does not have the flexible coupling in addition, can realize drawing the test of pressing two directions. The tension test connecting device is simple in structure, convenient to carry, applicable to connection of various structures, high in adaptability, capable of achieving tension and compression tests in two directions and high in practicability.
Drawings
Figure 1 is a schematic view of the overall connection of the present invention,
figure 2 is a block diagram of the connection shackle of the present invention.
Reference numerals:
1. the device comprises a connecting bolt, 2 a connecting shackle, 3 a tension sensor, 4 a tested device, 5 a hand-operated block, 6 a rooting point, 7 a bolt rod, 8 an internal thread hole, 9 and an inner recess.
Detailed Description
The utility model will be further described with respect to specific configurations and content,
the structure of the tension-compression bidirectional test connecting device is shown in figure 1 and comprises a tension sensor 3 and two groups of metal connecting shackles 2.
The two opposite end faces of the tension sensor 3 are respectively provided with a connecting bolt hole, one end of the connecting shackle 2 is provided with a protruding bolt rod 7, and the bolt rod 7 is inserted into the connecting bolt hole to be connected with the tension sensor 3. The two connecting shackles are connected to two end faces of the tension sensor, and the two connecting shackles, the tension sensor and the tension sensor are positioned on the same straight line.
The other end of the connecting shackle 2 is recessed, a connecting bolt 1 is arranged in the recess, two ends of the connecting bolt 1 are respectively arranged on two sides of the recess, one of the two connecting shackles 2 is connected with a device to be tested, and the other connecting shackles is connected with a tension traction device.
The pulling force draw gear is hand block 5, and the draw hook of hand block 5 is hung on connecting bolt 1 of connecting shackle 2, and the stiff end of hand block 5 is fixed in on the rooting point 6. The rooting point 6 is an anchor rod fixed in the vertical wall. The rooting point 6, the two connecting shackles 2, the tension sensor 3 and the connecting point of the device to be tested are positioned on the same straight line.
The specific structure of the connection shackle is further explained:
connecting shackle 2 is the U-shaped, and the intermediate junction lateral surface of U-shaped sets up shank of bolt 7, the indent both sides of U-shaped are opened and are had the pinhole, and one side pinhole is internal thread hole 8, and the opposite side pinhole is the through-hole, connecting bolt 1's tip be equipped with the external screw thread and with connect shackle 2 go up the internal thread and match, the opposite side through-hole size of connecting shackle 2 is greater than connecting bolt 1 and inserts connecting bolt 1.
When the tension test is carried out, the single-end thread of the connecting shackle 2 is respectively connected to two ends of the tension sensor 3, the U-shaped indent is respectively connected to one end of a device 4 to be tested and one end of a manual hoist 5 through the connecting bolt 1, and the other end of the manual hoist 5 is fixed on a rooting point 6. After the devices are completely connected, the sensor 3 can display the force of the tested device 4 by generating a pulling force through the manual hoist 5.
The connecting device can realize effective connection between the sensor and the device to be tested, completely replaces the existing sensor connecting device and connecting shackle, not only reduces the weight of the connecting device, but also avoids the situation that the test cannot be carried out due to incomplete device preparation on site; because the connecting device is of an integral structure, the bidirectional test of the tension and the pressure can be realized, and the adaptability to the test method is improved.
When the tension traction or pressure generation device is a hydraulic rod, the connecting shackle is connected with an extension rod of the hydraulic rod, the pressure sensor, the device to be tested and the hydraulic rod are moved to be positioned on the same straight line, and the hydraulic rod extrudes the structure to realize extrusion testing.
The utility model mainly comprises a connecting pin shaft and a U-shaped device with threads, and replaces the original sensor and the original shackle device. The utility model has simple structure and convenient carrying, can realize the direct connection of the sensor and the tested device, does not need other auxiliary devices, avoids the dilemma that the test cannot be carried out due to insufficient field preparation, has stable structure, realizes hard connection, can carry out the bidirectional test of the tension and the pressure, is suitable for the detection methods of various environments, and has very high practicability and applicability.
Claims (5)
1. A tension-compression bidirectional test connecting device is characterized by comprising a tension sensor (3) and two groups of metal connecting shackles (2),
connecting bolt holes are respectively formed in two opposite end faces of the tension sensor (3), a protruding bolt rod (7) is arranged at one end of the connecting shackle (2), the bolt rod (7) is inserted into the connecting bolt holes to be connected with the tension sensor (3), the other end of the connecting shackle (2) is concave, a connecting bolt (1) is arranged in the concave, and two ends of the connecting bolt (1) are respectively arranged on two sides of the concave; one of the two connecting shackles (2) is connected with a device to be tested, and the other one is connected with a tension traction or pressure generating device.
2. The tension-compression two-way test connecting device as claimed in claim 1, wherein the tension-traction or pressure-generation device is a manual hoist (5), the traction hook of the manual hoist (5) is hung on the connecting pin (1) of the connecting shackle (2), and the fixed end of the manual hoist (5) is fixed on the rooting point (6).
3. The tension-compression two-way test connection device as claimed in claim 2, wherein the rooting point (6) is an anchor rod fixed in a vertical wall.
4. The tension-compression two-way test connecting device as claimed in claim 1, wherein the connecting shackle (2) is in a U shape, the bolt rod (7) is arranged on the outer side surface of the middle connecting portion of the U shape, pin holes are formed in two concave sides of the U shape, one pin hole is an internal thread hole (8), the other pin hole is a through hole, the end portion of the connecting bolt (1) is provided with an external thread and matched with the internal thread on the connecting shackle (2), and the size of the through hole on the other side of the connecting shackle (2) is larger than that of the connecting bolt (1) and the connecting bolt (1) is inserted into the through hole.
5. The tension-compression bidirectional test connecting device as claimed in claim 2, wherein the connection points of the rooting point (6), the two connecting shackles (2) and the tension sensor (3) with the device to be tested are on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121244719.1U CN215677371U (en) | 2021-06-04 | 2021-06-04 | Tension-compression bidirectional test connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121244719.1U CN215677371U (en) | 2021-06-04 | 2021-06-04 | Tension-compression bidirectional test connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215677371U true CN215677371U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121244719.1U Active CN215677371U (en) | 2021-06-04 | 2021-06-04 | Tension-compression bidirectional test connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215677371U (en) |
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2021
- 2021-06-04 CN CN202121244719.1U patent/CN215677371U/en active Active
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