CN213933431U - Mechanical anchor bolt shear test equipment - Google Patents
Mechanical anchor bolt shear test equipment Download PDFInfo
- Publication number
- CN213933431U CN213933431U CN202022588322.6U CN202022588322U CN213933431U CN 213933431 U CN213933431 U CN 213933431U CN 202022588322 U CN202022588322 U CN 202022588322U CN 213933431 U CN213933431 U CN 213933431U
- Authority
- CN
- China
- Prior art keywords
- test block
- anchor bolt
- test
- shear
- mechanical anchor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a mechanical crab-bolt test equipment that shears, including the base of L shape, the base comprises horizontal part and vertical portion, has placed the test block on the horizontal part and can dismantle the connection through fixing device, and the test block both sides all are provided with the bearing diagonal, are provided with the reaction frame between test block and the vertical portion, and its upper end is provided with vertical anchor bolt hole, and it has the horizontally pull rod to slide to run through in the vertical portion, and the one end of pull rod is fixed with the shear plate, is equipped with the through-hole that can align with the anchor bolt hole on the shear plate, and the test block upper end still is provided with the percentage table that is used for measuring shear plate lateral displacement. The mechanical anchor bolt shearing resistance testing equipment can be operated only by fixing the test block and externally connecting the drawing device, the steps of calibrating the position and applying force for centering can be omitted, and the mechanical anchor bolt shearing resistance testing equipment has the advantages of low cost, convenience in operation and time saving; different test blocks can be replaced according to actual conditions to carry out multi-type test, and test block easy dismounting, location are effectual, and skew, crooked scheduling problem are difficult for appearing, guarantee the measuring accuracy.
Description
Technical Field
The utility model relates to an crab-bolt detects technical field, in particular to mechanical crab-bolt test equipment that shears.
Background
The anchor bolt is a common fastener, needs to use with the nut cooperation for the fastening connection has two parts of through-hole, for guaranteeing the safe handling of anchor bolt, need to carry out the shear performance test to it.
The existing anchor bolt shearing resistance test generally adopts a universal testing machine to apply force in the vertical direction, the method has high equipment cost, the anchor bolt needs to be positioned before the test, the preparation process is complicated and time-consuming, and in the test, if a test piece and the force application direction are not completely centered, the detection precision is influenced, and the service life of the universal testing machine is more easily influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: in order to overcome the defects of the prior art, the mechanical anchor bolt shearing test equipment is provided.
In order to achieve the above technical effect, the utility model discloses a technical scheme is: the utility model provides a mechanical crab-bolt test equipment that shears, includes the base of L shape, the base comprises horizontal part and vertical portion, placed the test block on the horizontal part and can dismantle the connection through fixing device, the test block both sides all are provided with the bearing diagonal, are provided with the reaction frame between test block and the vertical portion, and its upper end is provided with vertical anchor bolt hole, it runs through the horizontally pull rod to slide on the vertical portion, the one end of pull rod is fixed with the shear plate, be equipped with the through-hole that can align with the anchor bolt hole on the shear plate, the test block upper end still is provided with the percentage table that is used for measuring shear plate lateral displacement.
Further, the horizontal part and the vertical part are integrally formed by a metal material, and the surfaces of the horizontal part and the vertical part are provided with antirust coatings.
Further, the fixing device is located on one side of the test block, which is far away from the vertical portion.
Furthermore, the fixing device comprises a transverse plate tightly pressed at the upper end of the test block and a long rod bolt penetrating through the transverse plate and then in threaded connection with the horizontal part.
Furthermore, the number of the long rod bolts is two, and the long rod bolts are symmetrically distributed at two ends of the transverse plate.
Furthermore, the upper end of the test block is provided with a groove matched with the transverse plate.
Furthermore, two ends of the inclined supports are fixedly connected with the horizontal part and the vertical part respectively, and the distance between the two inclined supports is the same as the width of the test block.
Furthermore, the pull rod is a high-strength pull rod, and the diameter size of the pull rod is larger than that of the anchor bolt hole.
Furthermore, a guide pipe fixed with the vertical part is sleeved on the pull rod.
Further, the test block is a cubic structure made of concrete.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the equipment can start operation only by fixing the test block and externally connecting the drawing device, can save the steps of calibrating the position and applying force for centering, and has the advantages of low cost, convenient operation and time saving;
2. different test blocks can be replaced according to actual conditions to carry out multi-type test, and test block easy dismounting, location are effectual, and skew, crooked scheduling problem are difficult for appearing, guarantee the measuring accuracy.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments, and it is obvious that the described embodiments are some embodiments, not all embodiments of the present invention.
Drawings
FIG. 1 is a schematic structural view of the mechanical anchor bolt shearing test apparatus of the present invention;
fig. 2 is a schematic structural view of the mechanical anchor bolt shearing test apparatus of the present invention in another direction.
The reference numbers and corresponding designations in the drawings are: 1. the test block comprises a base, 2 test blocks, 3 fixing devices, 4 inclined supports, 5 reaction frames, 6 pull rods, 7 shear plates, 8 dial indicators, 9 guide pipes, 101 horizontal portions, 102 vertical portions, 201 anchor bolt holes, 301 transverse plates, 302 long rod bolts and 701 through holes.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-2, the present embodiment provides a mechanical anchor bolt shearing test apparatus, which includes an L-shaped base 1, the base 1 is composed of a horizontal portion 101 and a vertical portion 102, a test block 2 is placed on the horizontal portion 101 and detachably connected via a fixing device 3, different test blocks 2 can be replaced according to requirements, inclined supports 4 are respectively disposed on two sides of the test block 2, which can enhance the connection strength between the horizontal portion 101 and the vertical portion 102, and can limit the position of the test block 2, so as to prevent the test block 2 from being displaced during the test, a reaction frame 5 is disposed between the test block 2 and the vertical portion 102, and is used for providing an acting force opposite to the pulling force direction, so as to maintain the stress balance of the test block 2, a vertical anchor bolt hole 201 is disposed at the upper end thereof, and is used for placing an anchor bolt to be tested, a horizontal pull rod 6 is slidably inserted on the vertical portion 102, a shear plate 7 is fixed at one end of the pull rod 6, a through hole 701 which can be aligned with the anchor bolt hole 201 is disposed on the shear plate 7, the through hole 701 is also used for placing the anchor bolt to be tested, cuts the anchor bolt under the effect of pulling force, and the upper end of the test block 2 is also provided with a dial indicator 8 for measuring the transverse displacement of the shear plate 7 and feeds back test data.
Wherein, horizontal part 101 and vertical part 102 are by metal material integrated into one piece to guarantee the structural strength of the two, its surface is provided with anti rust coating, can carry out surface protection, prolongs base 1's life.
Specifically, the fixing device 3 is located on one side of the test block 2 away from the vertical portion 102, and the movement of the pull rod 6 can be prevented from being influenced by the position, so that the test experiment is facilitated. The fixing device 3 comprises a transverse plate 301 pressed on the upper end of the test block 2 and a long rod bolt 302 penetrating through the transverse plate 301 and then in threaded connection with the horizontal part 101, and the fixing device 3 is simple in structure and convenient to operate. The number of the long rod bolts 302 is two, and the long rod bolts 302 are symmetrically distributed at two ends of the transverse plate 301 so as to ensure the stability of the force application of the long rod bolts 302 to the transverse plate 301.
Further, the upper end of the test block 2 is provided with a groove matched with the transverse plate 301. The groove is used for positioning the transverse plate 301, and can limit the left and right deviation of the test block 2 through the notch, so that the fixing effect is enhanced.
The two ends of the inclined strut 4 are respectively fixedly connected with a horizontal part 101 and a vertical part 102, and the distance between the two inclined struts 4 is the same as the width of the test block 2. The inclined support 4 can enhance the connection strength of the horizontal part 101 and the vertical part 102, and can limit the position of the test block 2 to prevent the test block 2 from displacing in the test process.
Wherein, the pull rod 6 is a high-strength pull rod 6, the diameter size of which is larger than that of the anchor bolt hole 201 so as to meet the stress requirement of the pull rod 6; further, the pull rod 6 is fitted with a guide tube 9 fixed to the vertical portion 102 to guide the pulling direction of the pull rod 6.
Wherein the test block 2 is a cubic structure made of concrete. The fixing is convenient and the authenticity of the test data can be enhanced.
The working principle of the utility model is as follows: when the device is used, the test block 2 is placed on the vertical part 102, the position is limited through the fixing device 3, the inclined support 4 and the reaction frame 5, the position of the shear plate 7 is adjusted, the through hole 701 is enabled to be aligned with the anchor bolt hole 201, the anchor bolt to be tested is sequentially inserted into the through hole 701 and the anchor bolt hole 201, a drawing device connected with the pull rod 6 can be installed on the vertical part 102, the drawing device is not shown, so that transverse pulling force is applied to the pull rod 6 until the anchor bolt is subjected to shear failure or is pulled out of the test block 2, test data are recorded through the dial indicator 8, and a shear resistance result is obtained.
The present invention is not limited to the above specific embodiments, and for those skilled in the art, the above conception can be used without any creative work, and all the changes made fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a mechanical crab-bolt test equipment that shears, includes base (1) of L shape, a serial communication port, base (1) comprises horizontal part (101) and vertical portion (102), placed test block (2) on horizontal part (101) and can dismantle the connection through fixing device (3), test block (2) both sides all are provided with bearing diagonal (4), are provided with reaction frame (5) between test block (2) and vertical portion (102), and its upper end is provided with vertical anchor bolt hole (201), it runs through horizontally pull rod (6) to slide on vertical portion (102), the one end of pull rod (6) is fixed with shear plate (7), be equipped with through-hole (701) that can align with anchor bolt hole (201) on shear plate (7), test block (2) upper end still is provided with percentage table (8) that are used for measuring shear plate (7) lateral displacement.
2. The mechanical anchor bolt shear testing apparatus of claim 1, wherein the horizontal portion (101) and the vertical portion (102) are integrally formed of a metal material, and the surfaces thereof are provided with a rust-proof coating.
3. The mechanical anchor shear test apparatus of claim 1, wherein the fixture (3) is located on a side of the test block (2) remote from the upright (102).
4. The mechanical anchor bolt shearing testing apparatus as set forth in claim 3, wherein the fixing means (3) comprises a cross plate (301) pressed against the upper end of the test block (2) and a long bar bolt (302) threaded to the horizontal part (101) after penetrating the cross plate (301).
5. The mechanical anchor bolt shear testing apparatus as set forth in claim 4, wherein the number of the long pole bolts (302) is two, and the two long pole bolts are symmetrically distributed at both ends of the transverse plate (301).
6. The mechanical anchor bolt shearing-resisting test device as recited in claim 4, wherein the upper end of the test block (2) is provided with a groove matched with the transverse plate (301).
7. The mechanical anchor bolt shearing test equipment as recited in claim 1, wherein the two ends of the inclined strut (4) are respectively fixedly connected with the horizontal part (101) and the vertical part (102), and the distance between the two inclined struts (4) has the same size as the width dimension of the test block (2).
8. The mechanical anchor shear test apparatus as set forth in claim 1, wherein said tie rod (6) is a high-strength tie rod having a diameter dimension greater than a diameter dimension of the anchor bolt hole (201).
9. The mechanical anchor shear test apparatus of claim 8, wherein the tie rod (6) is sleeved with a guide tube (9) fixed to the upright (102).
10. The mechanical anchor shear test apparatus as set forth in claim 1, wherein the test block (2) has a cubic structure made of concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022588322.6U CN213933431U (en) | 2020-11-10 | 2020-11-10 | Mechanical anchor bolt shear test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022588322.6U CN213933431U (en) | 2020-11-10 | 2020-11-10 | Mechanical anchor bolt shear test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213933431U true CN213933431U (en) | 2021-08-10 |
Family
ID=77167499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022588322.6U Active CN213933431U (en) | 2020-11-10 | 2020-11-10 | Mechanical anchor bolt shear test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213933431U (en) |
-
2020
- 2020-11-10 CN CN202022588322.6U patent/CN213933431U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107063538B (en) | Clamping device for testing residual stress of sample by blind hole method | |
| CN213933431U (en) | Mechanical anchor bolt shear test equipment | |
| CN205175840U (en) | Multiplexer utensil bending test machine | |
| CN205192735U (en) | Steel tubes clamps testing arrangement | |
| CN110940593A (en) | Automatic pressure device for rubber permanent deformation test | |
| CN210953454U (en) | Engineering quality supervises uses concrete sampling equipment | |
| CN104297075A (en) | A metal wire torsion test method for a steel wire rope | |
| CN204630821U (en) | A kind of breaking force of rope test fixture | |
| CN205138986U (en) | Fastener -style scaffold cling compound and anti destruction test device | |
| KR20140143250A (en) | Load test apparatus for overhead lug and load test apparatus of overhead lug using it | |
| CN210347497U (en) | High tension transmission line strain clamp DR digital imaging technology detection device | |
| CN209685153U (en) | A kind of Multifunctional clamp lifting steel epoxy sleeve | |
| CN112557181A (en) | Clamp for realizing four-point bending and four-point shearing fatigue of positive and negative stress ratios of rock concrete | |
| CN207139688U (en) | A kind of reciprocating compressor air-valve rapid dismounting apparatus | |
| CN103364268B (en) | Tension machine clamp | |
| CN202710409U (en) | Space-variable pulling tester for bond stress of reinforcing steel bars | |
| CN220847730U (en) | Novel spliced datum beam for foundation pile static load test | |
| CN207558440U (en) | A kind of vertically-mounted PWR nuclear power plant fuel assembly crawl test instrument | |
| CN214096911U (en) | Auxiliary clamp for anchor cable pulling resistance test | |
| CN216747153U (en) | Steel pipe bearing tester | |
| CN220525209U (en) | Weight indicator detects evaluation device | |
| CN205080042U (en) | Device is applyed to minor diameter steel wire stretching force | |
| CN220154169U (en) | Detection equipment for shearing capacity of rear anchoring anchor bolt | |
| CN219915319U (en) | Corrosion test workbench | |
| CN215339281U (en) | Workpiece tension testing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |