CN212228588U - Device for drawing test of anti-floating anchor rod - Google Patents
Device for drawing test of anti-floating anchor rod Download PDFInfo
- Publication number
- CN212228588U CN212228588U CN202021030259.8U CN202021030259U CN212228588U CN 212228588 U CN212228588 U CN 212228588U CN 202021030259 U CN202021030259 U CN 202021030259U CN 212228588 U CN212228588 U CN 212228588U
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- anchor rod
- girder steel
- restraint
- floating anchor
- drawing test
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Abstract
The utility model relates to a device for anti-floating anchor rod draws experiment relates to civil engineering test technical field, and it includes experimental anchor rod, the cushion has respectively been placed to the both sides of experimental anchor rod, every the jack has all been placed on the cushion, two the girder steel has been placed jointly to the top of jack, the through-hole has been seted up to the center department of girder steel, the upper end of experimental anchor rod is passed the through-hole and is passed the ground tackle anchor on the girder steel, the both ends of girder steel are equipped with the restraint steelframe respectively, two the draw-in groove of extending along vertical direction is all seted up on the face in opposite directions of restraint steelframe, the both ends of girder steel are equipped with the fixture block of arranging. The utility model discloses have the effect that restraint girder steel vertical migration is accurate in order to ensure the test result.
Description
Technical Field
The utility model belongs to the technical field of civil engineering test technique and specifically relates to a device for anti-floating anchor rod draws experiment is related to.
Background
The anti-floating anchor rod is used as a main reinforcing form applied to underground engineering underground water anti-floating at present, and is very important for the test of the bearing capacity of the anti-floating anchor rod.
Referring to fig. 1, for a traditional stock draws test device, including experimental stock 1, a cushion 4 has respectively been placed to the both sides of experimental stock 1, has respectively placed jack 3 on every cushion 4, has placed girder steel 2 jointly on two jacks 3, and the centre of girder steel 2 is seted up porosely to experimental stock 1 that will stretch out passes through the ground tackle anchor on girder steel 2. The test device generates upward pulling force by respectively pressurizing the jacks 3 at the two sides, and the reference beams are arranged at the two sides of the test anchor rod 1 to measure displacement.
The above prior art solutions have the following drawbacks: the both ends of short girder steel are freely placed on the jack in above-mentioned test device, only intermediate position anchor on experimental stock, and the degree of freedom is great, if the volume of pushing out of both sides jack is different, and the short girder steel easily takes place the slope and can't guarantee the perpendicular atress of experimental stock to influence test result.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a device for anti-floating anchor rod draws experiment, it has the effect of restraint girder steel vertical migration in order to ensure that the test result is accurate.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a device for anti-floating anchor rod draws experiment, includes experimental stock, the cushion has respectively been placed to the both sides of experimental stock, every the jack has all been placed on the cushion, two the girder steel has jointly been placed to the top of jack, the through-hole has been seted up to the center department of girder steel, the upper end of experimental stock is passed the through-hole and is anchored on the girder steel through the ground tackle, the both ends of girder steel are equipped with the restraint steelframe respectively, two all set up the draw-in groove that extends along vertical direction on the face in opposite directions of restraint steelframe, the both ends of girder steel are equipped with the fixture block of arranging in the.
Through adopting above-mentioned technical scheme, the both ends of girder steel are placed respectively in the draw-in groove of restraint steelframe, and then the restriction girder steel can only slide in the draw-in groove along the vertical direction, ensures that it can not produce the slope in long limit or minor face direction in the experimentation to guarantee the accuracy of test result.
The present invention may be further configured in a preferred embodiment as: the top end of each clamping groove penetrates through the top end of the corresponding constraint steel frame.
Through adopting above-mentioned technical scheme, the draw-in groove pierces through the top of restraint steelframe to the draw-in groove is arranged in to the top that makes the fixture block on the girder steel can follow the restraint steelframe, thereby the installation of the girder steel of being convenient for.
The present invention may be further configured in a preferred embodiment as: and the top end of each constraint steel frame can be detachably connected with a limiting piece covering the top end of the clamping groove.
Through adopting above-mentioned technical scheme, when the experiment, if experimental stock disconnection or experimental stock and girder steel drop, the girder steel can be because inertia rebound, and spacing piece can prevent that the fixture block on the girder steel from the roll-off of draw-in groove top to avoid droing of girder steel.
The present invention may be further configured in a preferred embodiment as: the bottom surface of each limiting piece is provided with a cushion pad.
Through adopting above-mentioned technical scheme, the blotter can slow down the fixture block to the impact of spacing piece, and then prolongs the life of spacing piece.
The present invention may be further configured in a preferred embodiment as: two the bottom of restraint steelframe all is equipped with the base, two the base extends in opposite directions, and two all be provided with the position sign on the base, two the position sign uses experimental stock to be axisymmetrical distribution as the symmetry axis.
By adopting the technical scheme, under the action of the position identification, the two jacks can be accurately placed without measurement in a field test, and the effect of simplicity, convenience and quickness is achieved.
The present invention may be further configured in a preferred embodiment as: and two position identification positions are provided with bearing seats.
Through adopting above-mentioned technical scheme, the jack is placed on the bearing seat to make the counter-force of jack bottom surface exert on the bearing seat, not direct contact ground, thereby avoid leading to the girder steel slope because of the difference of ground bearing capacity.
The present invention may be further configured in a preferred embodiment as: two sides of the two constraint steel frames are connected with a linkage rod together.
Through adopting above-mentioned technical scheme, two restraint steelframes pass through the parallel and level that the gangbar realized the horizontal direction to ensure that two jacks are in the coplanar, thereby promote experimental accuracy.
The present invention may be further configured in a preferred embodiment as: and the two constraint steel frames are connected with the linkage rod in a sliding manner.
Through adopting above-mentioned technical scheme, through adjusting the distance between two restraint steelframes to guarantee that the fixture block on the girder steel is inseparable with the draw-in groove laminating on the restraint steelframe, thereby ensure that the fixture block can not be at the draw-in groove internalization.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the steel beam can be prevented from inclining in the long side or short side direction in the test process, so that the accuracy of the test result is ensured;
2. the positions of the cushion blocks and the jacks are placed through the position marks on the base, so that the two jacks can be accurately placed on site without measurement, and the method is simple, convenient and quick;
3. the bottom reaction force of the jack is directly applied to the bearing seat and is not directly contacted with the ground, so that the inclination chance of the steel beam is reduced.
Drawings
FIG. 1 is a schematic diagram of a conventional experimental apparatus in the background art;
fig. 2 is a schematic view of the overall structure of the present invention.
In the figure, 1, test bolt; 2. a steel beam; 21. a clamping block; 3. a jack; 4. cushion blocks; 5. constraining the steel frame; 51. a card slot; 6. a limiting sheet; 61. a cushion pad; 7. a base; 71. a location identification; 72. a load bearing seat; 8. a linkage rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2, in order to disclose the utility model, the device for the anti-floating anchor rod drawing test comprises a test anchor rod 1, the bottom end of the test anchor rod 1 is inserted underground, a cushion block 4 is respectively placed on two sides of the test anchor rod 1, two cushion blocks 4 are parallel and level on the horizontal plane, a jack 3 is placed on each cushion block 4 in a laminating manner, the two jacks 3 extend along the vertical direction, the top ends of the two jacks 3 are parallel and level on the horizontal plane, a steel beam 2 extending in the horizontal direction is jointly arranged above the two jacks 3, a through hole is formed in the center of the steel beam 2, and the top end of the test anchor rod 1 passes through the through hole and is anchored on the steel beam 2 through an anchorage device; when two jack 3 simultaneous workings, girder steel 2 ability atress upwards removes, and then gives experimental stock 1 pull-out force, reaches experimental effect.
Referring to fig. 2, girder steel 2's both ends are equipped with the restraint steelframe 5 that a vertical direction extends respectively, draw-in groove 51 along the extension of vertical direction is all seted up on two restraint steelframe 5's the face in opposite directions, and the top of every draw-in groove 51 all pierces through the top rather than the restraint steelframe 5 that corresponds, at the both ends of girder steel 2 respectively fixedly connected with draw-in groove 51 laminating adaptation and sliding connection in the fixture block 21 of draw-in groove 51, fixture block 21 can restrict girder steel 2 with draw-in groove 51's laminating cooperation and can only slide in draw-in groove 51 along the vertical direction, ensure that girder steel 2 can not produce the slope in long limit or minor face orientation in the process of the test.
Referring to fig. 2, the top end of each restraint steel frame 5 is connected with a limiting piece 6 through a bolt, and after the limiting pieces 6 are connected with the top end of the restraint steel frame 5, the limiting pieces 6 can cover the top end of the main clamping groove 51 to prevent the clamping block 21 from sliding out of the clamping groove 51 during testing. The bottom surface of each limiting sheet 6 is fixedly connected with a cushion pad 61, and the cushion pad 61 is a rubber pad to slow down the impact of the fixture block 21 on the limiting sheet 6 and prolong the service life of the limiting sheet 6.
Referring to fig. 2, the bottom end of each restraint steel frame 5 is fixedly connected with a base 7 arranged along the horizontal direction, the two bases 7 extend to the lower portions of the two jacks 3 in opposite directions, the cushion blocks 4 on the bottom surfaces of the two jacks 3 are respectively placed on the two bases 7, and the bottom surfaces of the bases 7 are attached to the ground. The two bases 7 are respectively marked with position marks 71, and the two position marks 71 are in axisymmetrical distribution by taking the test anchor rod 1 as a symmetry axis, so that the two cushion blocks 4 and the two jacks 3 can find positions more quickly and accurately. Bearing seat 72 has all been placed in the laminating in the top of every position sign 71, and the top surface of bearing seat 72 and the bottom surface adaptation laminating of cushion 4 to make the counter-force of jack 3 bottom surface exert on bearing seat 72, not direct contact ground, thereby avoid leading to girder steel 2 to incline because of the difference of ground bearing capacity.
Referring to fig. 2, two sides of two restraint steel frames 5 are provided with linkage rods 8 extending along the horizontal direction, and two ends of each linkage rod 8 are connected with the same side walls of the two restraint steel frames 5 in a sliding manner, so that the distance between the two restraint steel frames 5 can be adjusted, and the fixture block 21 on the steel beam 2 is tightly attached to the clamping groove 51 on the restraint steel frame 5, thereby ensuring that the fixture block 21 cannot move in the clamping groove 51.
The implementation principle of the embodiment is as follows: when the base 7 is horizontally placed, the position marks 71 are placed on the two jacks 3, then the clamping blocks 21 of the steel beams 2 are placed in the clamping grooves 51 of the constraint steel frame 5, the steel beams 2 in the clamping grooves 51 can only slide along the vertical direction, so that the vertical uplifting force applied to the test anchor rod 1 is ensured, and the test precision is improved; meanwhile, the steel beam 2 is restrained by the clamping groove 51, and the same upward pulling force is applied to each anchor rib of the test anchor rod 1 on the same level under the action of the jack 3, so that the test anchor rod 1 is prevented from being damaged, and the test precision is greatly improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a device for anti-floating anchor rod draws experiment which characterized in that: including experimental stock (1), cushion (4) have respectively been placed to the both sides of experimental stock (1), every jack (3) have all been placed on cushion (4), two girder steel (2) have been placed jointly to the top of jack (3), the through-hole has been seted up in the center department of girder steel (2), the upper end of experimental stock (1) is passed the through-hole and is passed the ground tackle anchor on girder steel (2), the both ends of girder steel (2) are equipped with restraint steelframe (5), two draw-in groove (51) that extend along vertical direction all are seted up on the face in opposite directions of restraint steelframe (5), the both ends of girder steel (2) are equipped with fixture block (21) of arranging in draw-in groove (51) respectively.
2. The device for the anti-floating anchor rod drawing test according to claim 1, is characterized in that: the top end of each clamping groove (51) penetrates through the top end of the corresponding constraint steel frame (5).
3. The device for the anti-floating anchor rod drawing test according to claim 1, is characterized in that: the top end of each restraint steel frame (5) can be detachably connected with a limiting piece (6) covering the top end of the clamping groove (51).
4. The device for the anti-floating anchor rod drawing test according to claim 3, is characterized in that: the bottom surface of each limiting sheet (6) is provided with a cushion pad (61).
5. The device for the anti-floating anchor rod drawing test according to claim 1, is characterized in that: two the bottom of restraint steelframe (5) all is equipped with base (7), two base (7) extend in opposite directions, and two all be provided with position sign (71) on base (7), two position sign (71) are axisymmetric distribution as the symmetry axis with experimental stock (1).
6. The device for the anti-floating anchor rod drawing test according to claim 5, is characterized in that: two position sign (71) department all is provided with bearing seat (72).
7. The device for the anti-floating anchor rod drawing test according to claim 1, is characterized in that: two sides of the two restraining steel frames (5) are connected with a linkage rod (8) together.
8. The device for the anti-floating anchor rod drawing test according to claim 7, is characterized in that: the two restraining steel frames (5) are connected with the linkage rod (8) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021030259.8U CN212228588U (en) | 2020-06-05 | 2020-06-05 | Device for drawing test of anti-floating anchor rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021030259.8U CN212228588U (en) | 2020-06-05 | 2020-06-05 | Device for drawing test of anti-floating anchor rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212228588U true CN212228588U (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021030259.8U Expired - Fee Related CN212228588U (en) | 2020-06-05 | 2020-06-05 | Device for drawing test of anti-floating anchor rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212228588U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922047A (en) * | 2021-01-28 | 2021-06-08 | 陕西建工第六建设集团有限公司 | Drawing test device for single-anchor fiber rib anti-floating anchor rod system |
| CN113172104A (en) * | 2021-05-07 | 2021-07-27 | 江苏艾可森钢绳有限公司 | Steel wire drawing experimental equipment with recording function |
-
2020
- 2020-06-05 CN CN202021030259.8U patent/CN212228588U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922047A (en) * | 2021-01-28 | 2021-06-08 | 陕西建工第六建设集团有限公司 | Drawing test device for single-anchor fiber rib anti-floating anchor rod system |
| CN112922047B (en) * | 2021-01-28 | 2022-05-27 | 陕西建工第六建设集团有限公司 | Drawing test method for single-anchor fiber rib anti-floating anchor rod system |
| CN113172104A (en) * | 2021-05-07 | 2021-07-27 | 江苏艾可森钢绳有限公司 | Steel wire drawing experimental equipment with recording function |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201225 Termination date: 20210605 |