CN218994926U - Strain displacement conversion test device - Google Patents
Strain displacement conversion test device Download PDFInfo
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- CN218994926U CN218994926U CN202223291427.0U CN202223291427U CN218994926U CN 218994926 U CN218994926 U CN 218994926U CN 202223291427 U CN202223291427 U CN 202223291427U CN 218994926 U CN218994926 U CN 218994926U
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Abstract
The utility model discloses a strain displacement conversion test device, which comprises: a mounting post having a vertically disposed first mounting plate; the lifting head is arranged on the first mounting plate, is provided with a second mounting plate arranged in the horizontal direction, and has a space with the plane of the lower end surface of the mounting column; the telescopic piece is fixedly arranged on the lifting head, and the telescopic end of the telescopic piece downwards extends out of the second mounting plate; a sensor assembly fixedly mounted on the telescoping end of the telescoping member; the upper end part of the connector is fixedly arranged on the lower end part of the sensor assembly; and a mounting station of the object to be measured is formed between the connector and the lower end of the mounting column, the lower end part of the connector is fixedly connected with the object to be measured, and the telescopic piece contracts to drive the object to be measured to deform. The test device has high strength, can ensure the accuracy of the test, and can calibrate the linear relation between strain and force and the linear relation between displacement and force.
Description
Technical Field
The utility model relates to a strain displacement conversion test device.
Background
The existing calibration rack structure generally comprises a bracket in a shape of a door, a pulling part connected to the middle part of the bracket, and the bracket is erected on an object to be tested during measurement, so that the pulling part is positioned above the object to be tested, and then the pulling part is connected with the object to be tested for testing; meanwhile, the pulling part is easy to swing, so that the measurement result is not accurate enough.
Disclosure of Invention
The utility model aims to provide a strain displacement conversion test device which is high in connection strength and high in measurement accuracy.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a strain displacement transition test device, comprising:
a mounting post having a vertically disposed first mounting plate;
the lifting head is arranged on the first mounting plate, is provided with a second mounting plate arranged in the horizontal direction, and has a space with the plane of the lower end surface of the mounting column;
the telescopic piece is fixedly arranged on the lifting head, and the telescopic end of the telescopic piece extends downwards out of the second mounting plate;
a sensor assembly fixedly mounted on a telescoping end of the telescoping member;
the upper end part of the connector is fixedly arranged on the lower end part of the sensor assembly;
the device comprises a connector, a mounting post, a telescopic piece and a mounting post, wherein the mounting post is arranged at the lower end of the connector, the mounting post is arranged at the lower end of the mounting post, the mounting post is arranged at the lower end of the connector, the lower end of the connector is fixedly connected with the object to be tested, and the telescopic piece is contracted to drive the object to be tested to deform.
Preferably, the telescopic piece is an air cylinder, a hydraulic cylinder or an electric telescopic rod.
Optimally, a plurality of runners with small bellied mouths are vertically arranged on the first mounting plate, a plurality of bolt assemblies are arranged in each runner, the lifting head is provided with a third mounting plate which is vertically arranged, a plurality of rows of bolt holes which are vertically arranged and penetrate through the third mounting plate are arranged on the third mounting plate, each row of bolt holes are respectively in one-to-one correspondence with each runner, each bolt assembly comprises a bolt head which is arranged in each runner, a bolt which is arranged on the third mounting plate in a penetrating manner through a stud, and a nut which is connected with the bolt in a threaded manner and is fixed on the first mounting plate in a screwing manner. The position of the lifting head can be adjusted so as to be suitable for objects to be detected with different sizes.
Preferably, a plurality of fourth mounting plates perpendicular to the third mounting plate and the second mounting plate are fixedly connected between the third mounting plate and the second mounting plate.
Preferably, through holes are respectively formed in the fourth mounting plates.
Preferably, the axes of all the through holes are collinear.
Preferably, the projection of the telescopic piece on the fourth mounting plate is partially covered on the through hole.
Preferably, the connector comprises an upper side plate, a lower side plate, a left side plate and a right side plate, wherein the upper side plate and the lower side plate are arranged in parallel, the left side plate and the right side plate are perpendicular to the upper side plate and the lower side plate, and the upper side plate, the lower side plate, the left side plate and the right side plate are enclosed to form a frame.
Preferably, hanging holes which are vertically communicated are formed in the lower side plate.
Preferably, the lower end of the mounting column is provided with a bottom plate along the horizontal direction, and the projection of the first mounting plate on the plane where the lower end face of the bottom plate is located and the projection of the bottom plate on the plane where the lower end face of the bottom plate is located have no overlapping parts.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the test device has high strength, can ensure the accuracy of the test, and can calibrate the linear relation between strain and force and the linear relation between displacement and force.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a left side view of the present utility model;
fig. 4 is a top view of the present utility model.
Detailed Description
The utility model will be further described with reference to examples of embodiments shown in the drawings.
As shown in fig. 1, the strain displacement conversion test device includes: a mounting column 1 having a vertically disposed first mounting plate 2; the lifting head 3 is arranged on the first mounting plate 2, is provided with a second mounting plate 4 arranged in the horizontal direction, and has a space with the plane of the lower end surface of the mounting column 1; the telescopic piece 5 is fixedly arranged on the lifting head 3, and the telescopic end of the telescopic piece extends downwards from the second mounting plate 4; the sensor assembly is fixedly arranged on the telescopic end part of the telescopic piece 5 and comprises a stay wire displacement sensor 13, a sensor connector 14 and a force sensor 15, wherein the stay wire displacement sensor 13 is fixed on the end part of the telescopic rod; a connector 6, the upper end of which is fixedly mounted on the lower end of the sensor assembly 6; a mounting station of an object to be measured is formed between the connector 6 and the lower end of the mounting column 1, the lower end part of the connector 6 is fixedly connected with the object to be measured, and the telescopic piece 5 contracts to drive the object to be measured to deform.
The telescopic member 5 is a cylinder, a hydraulic cylinder or an electric telescopic rod, in this embodiment a hydraulic cylinder.
The first mounting plate 2 is vertically provided with a plurality of runners 7 with small bellied mouths, each runner 7 is internally provided with a plurality of bolt assemblies 8, the lifting head 3 is provided with a third mounting plate 9 which is vertically arranged, the third mounting plate 9 is provided with a plurality of rows of bolt holes 10 which are vertically arranged and penetrate through the third mounting plate 9, each row of bolt holes 10 respectively corresponds to each runner 7 one by one, the bolt assemblies 8 comprise bolts with screw heads arranged in the runners 7 and threaded on the third mounting plate 9 in a penetrating manner, and nuts which are connected onto the bolts in a threaded manner and fix the lifting head 3 on the first mounting plate 2 when screwed. The position of the lifting head 3 can be adjusted to be suitable for objects to be measured with different sizes. A plurality of fourth mounting plates 16 perpendicular to the third mounting plate 9 and the second mounting plate 4 are fixedly connected between the third mounting plate and the second mounting plate. The fourth mounting plates 16 are respectively provided with through holes 11. The axes of all through holes 11 are collinear. The projection of the telescopic member 5 onto the fourth mounting plate 16 is partially covered on the through hole 11. When the great object of awaiting measuring of rigidity needs, the possible risk that has the slope of erection column 1 can wear to establish fixed member in through-hole 11 this moment for auxiliary stay erection column 1, the member can laminate on extensible member 5 lateral wall simultaneously, can prevent the swing of extensible member 5.
The joint 6 includes upper and lower side plates 61 and 62 arranged in parallel, and left and right side plates 63 and 64 perpendicular to the upper and lower side plates 61 and 62, and the upper, lower, left and right side plates 61, 62, 63 and 64 enclose to form a frame. The lower side plate 62 is provided with a hanging hole 65 penetrating up and down. The connector 6 has a plurality of hanging modes and can be suitable for different objects to be tested.
As shown in fig. 3 to 4, the lower end of the mounting column 1 is provided with a bottom plate 12 in the horizontal direction, and the projection of the first mounting plate 2 on the plane of the lower end face of the bottom plate 12 and the projection of the bottom plate 12 on the plane of the lower end face of the bottom plate 12 have no overlapping portion. The bottom plate 12 does not completely leave the placement position of the object to be measured and does not interfere with the object to be measured.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (10)
1. A strain displacement conversion test device, comprising:
a mounting post having a vertically disposed first mounting plate;
the lifting head is arranged on the first mounting plate, is provided with a second mounting plate arranged in the horizontal direction, and has a space with the plane of the lower end surface of the mounting column;
the telescopic piece is fixedly arranged on the lifting head, and the telescopic end of the telescopic piece extends downwards out of the second mounting plate;
a sensor assembly fixedly mounted on a telescoping end of the telescoping member;
the upper end part of the connector is fixedly arranged on the lower end part of the sensor assembly;
the device comprises a connector, a mounting post, a telescopic piece and a mounting post, wherein the mounting post is arranged at the lower end of the connector, the mounting post is arranged at the lower end of the mounting post, the mounting post is arranged at the lower end of the connector, the lower end of the connector is fixedly connected with the object to be tested, and the telescopic piece is contracted to drive the object to be tested to deform.
2. The strain displacement conversion test device according to claim 1, wherein: the telescopic piece is an air cylinder, a hydraulic cylinder or an electric telescopic rod.
3. The strain displacement conversion test device according to claim 1, wherein: the lifting head is provided with a third mounting plate which is vertically arranged, a plurality of rows of bolt holes which penetrate through the third mounting plate are arranged on the third mounting plate, each row of bolt holes are respectively in one-to-one correspondence with each sliding groove, the bolt assemblies comprise bolts, the screw heads are arranged in the sliding grooves, the studs are arranged on the third mounting plate in a penetrating mode, and the nuts which are connected with the bolts in a threaded mode and are fixed on the first mounting plate in a screwing mode.
4. A strain displacement conversion test device according to claim 3, wherein: and a plurality of fourth mounting plates perpendicular to the third mounting plate and the second mounting plate are fixedly connected between the third mounting plate and the second mounting plate.
5. The strain displacement conversion test device according to claim 4, wherein: and through holes are respectively formed in the fourth mounting plates.
6. The strain displacement conversion test device according to claim 5, wherein: the axes of all the through holes are collinear.
7. The strain displacement conversion test device according to claim 5, wherein: and the projection of the telescopic piece on the fourth mounting plate is partially covered on the through hole.
8. The strain displacement conversion test device according to claim 1, wherein: the connector comprises an upper side plate, a lower side plate, a left side plate and a right side plate, wherein the upper side plate and the lower side plate are arranged in parallel, the left side plate and the right side plate are perpendicular to the upper side plate and the lower side plate, and the upper side plate, the lower side plate, the left side plate and the right side plate are enclosed to form a frame.
9. The strain displacement conversion test device according to claim 8, wherein: hanging holes which are vertically communicated are formed in the lower side plate.
10. The strain displacement conversion test device according to claim 1, wherein: the mounting column lower extreme is equipped with the bottom plate along the horizontal direction, the projection of first mounting panel on the plane that the lower terminal surface of bottom plate is located with the projection of bottom plate on the plane that the lower terminal surface of bottom plate is located does not have overlap the part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223291427.0U CN218994926U (en) | 2022-12-08 | 2022-12-08 | Strain displacement conversion test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223291427.0U CN218994926U (en) | 2022-12-08 | 2022-12-08 | Strain displacement conversion test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218994926U true CN218994926U (en) | 2023-05-09 |
Family
ID=86223332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223291427.0U Active CN218994926U (en) | 2022-12-08 | 2022-12-08 | Strain displacement conversion test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218994926U (en) |
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2022
- 2022-12-08 CN CN202223291427.0U patent/CN218994926U/en active Active
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