CN210465235U - Bonding is frock for slippage test - Google Patents
Bonding is frock for slippage test Download PDFInfo
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- CN210465235U CN210465235U CN201921486004.XU CN201921486004U CN210465235U CN 210465235 U CN210465235 U CN 210465235U CN 201921486004 U CN201921486004 U CN 201921486004U CN 210465235 U CN210465235 U CN 210465235U
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- fixing
- displacement meter
- plate
- tool
- slippage test
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Abstract
The utility model provides a bonding is frock for slippage test, including a plurality of dead levers, a plurality of dead levers are from last to having connected gradually upper fixed plate, equipment splint, lower floor's bearing board jointly down, the last plane of upper fixed plate is provided with anchor bolt, the last plane of lower floor's bearing board is provided with the movable supporting seat of band-pass hole, equipment splint and lower floor's bearing board all are provided with the through-hole that supplies the reinforcing bar to pass, are provided with the displacement meter fixing device with the steel bar connection in the space between upper fixed plate and equipment splint, displacement meter fixing device is connected with the displacement meter. The tool is convenient to install and use, and can be used for experimental research and engineering application.
Description
Technical Field
The utility model relates to a construction equipment field, concretely relates to bonding frock for sliding test.
Background
The normal work of the concrete structure depends on the adhesive property between concrete and steel bars, especially the adhesive sliding property between the concrete and the steel bars, and the concrete structure is an important theoretical support in the research of the concrete structure. Because the test equipment adopted in the existing test can not directly measure the bonding slippage performance between the steel bar and the concrete, a plurality of data are required to be measured and then indirectly obtained through operation, the precision and the accuracy are relatively low, and effective data can not be provided for experimental research.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a bonding is frock for slippage test, this frock is convenient for install and is made, can be used to experimental study and engineering application.
The utility model discloses a realize through following measure:
the utility model provides a bonding is frock for slippage test, includes a plurality of dead levers, a plurality of dead levers are from last to having connected gradually upper fixed plate, equipment splint, lower floor's bearing board jointly down, the last plane of upper fixed plate is provided with anchor bolt, the last plane of lower floor's bearing board is provided with the movable supporting seat of band-pass hole, equipment splint and lower floor's bearing board all are provided with the through-hole that supplies the reinforcing bar to pass, are provided with the displacement meter fixing device with the bar connection in the space between upper fixed plate and equipment splint, displacement meter fixing device is connected with the displacement meter.
Preferably, the movable supporting seat comprises a spherical hinge seat connected with the lower bearing plate, and a spherical hinge is movably arranged in the spherical hinge seat in a matching manner.
Preferably, the displacement meter fixing device is a pair of fixing plates, a first groove for clamping the reinforcing steel bar is arranged in the center of each fixing plate, and second grooves for clamping the displacement meter are respectively arranged on two sides of each first groove.
Preferably, the second groove is provided with a jacking screw for fixing the displacement meter.
Preferably, the fixing plates arranged in pairs are connected by screws.
Preferably, the number of the fixing rods is four, and the fixing rods are arranged in a rectangular shape.
Preferably, a positioning step is arranged at the joint of the fixing rod and the upper fixing plate.
Preferably, the upper fixing plate, the assembling clamping plate and the lower bearing plate are all connected with the fixing rod through nuts.
The utility model has the advantages that:
(1) the displacement meter is connected with the steel bar through the displacement meter fixing device, and the bonding slippage performance between the steel bar and the concrete is directly measured.
(2) The movable supporting seat can enable the tool to directly perform test tests on concrete blocks in various shapes, and the tool is high in universality.
(3) The assembling clamp plate is positioned through the nut and the fixing rod, and the testing space can be adjusted randomly aiming at concrete blocks with different heights.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a top view of the present invention;
in the figure, the device comprises an anchoring bolt 1, an anchoring bolt 2, a fixing rod 3, an end nut 4, an upper fixing plate 5, a reinforcing steel bar 6, an assembly clamping plate 7, a test piece 8, a lower bearing plate 9, a spherical hinge with holes 10, a displacement meter 11, a displacement meter fixing device 12, an adjusting nut 13, a screw 14, a jacking screw 15 and a spherical hinge seat.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1-3, the fixture for bonding slippage test is provided with threads, four fixing rods 2 are sequentially and jointly connected with an upper fixing plate 4, an assembly clamping plate 6 and a lower bearing plate 8 from top to bottom, an anchoring bolt 1 is arranged at the center of the upper plane of the upper fixing plate 4 and is used for being connected with an upper fixture of a testing machine, a positioning step is arranged at the joint of the fixing rods 2 and the upper fixing plate 4, and the upper fixing plate 4 is clamped on the step of the fixing rods 2 and then is respectively in threaded connection with the four fixing rods 2 through four end nuts 3 on the upper part of the upper fixing plate 4. A spherical hinge seat 15 with a hole is arranged on the upper plane of the lower bearing plate 8, a spherical hinge 9 with a hole is movably arranged in the spherical hinge seat with a hole in a matched mode, and the spherical hinge with a hole can rotate along the center of the spherical hinge seat. A experimental fixed mounting for adapting to concrete test piece 7 of different shapes, equipment splint 6 is fixed test piece 7 with lower floor's bearing board 8 cooperatees to both all are provided with the central through-hole that supplies reinforcing bar 8 to pass, and equipment splint 6 realizes the location to the not co-altitude test piece through adjusting nut 12 position on dead lever 2. The displacement meter fixing device 11 is a fixing plate which is connected through a screw 13 and is arranged in pairs, a first groove is formed in the center of each fixing plate, a steel bar 5 penetrates through the first groove, second grooves are respectively arranged on two sides of the first groove, the displacement meter 10 penetrates through the second grooves, a jacking screw 14 used for fixing the displacement meter 10 is vertically arranged on the axis of each second groove, and the lower end of the displacement meter 10 is in contact with the upper plane of the assembling clamp plate 6.
In this embodiment, the upper fixing plate 4, the assembly clamp plate 6 and the lower support plate 8 are all made of steel plates.
The installation steps and the operation steps of the embodiment are as follows:
the installation step:
1. the four end nuts 3 are respectively fixed to the ends of the four fixing rods 2, and the lower mounting layer plate 8 is fixed through the four end nuts 3. Then the assembling clamp plate 6, the four adjusting nuts 12 and the upper fixing steel plate 4 penetrate through the four through long screw rods 2, the height of the upper fixing steel plate is adjusted as required, and the upper fixing steel plate is fixed by the end part nut 3.
2. The upper anchor bolt 1 is clamped by the upper chuck of the testing machine.
3. The height of the assembling clamp plate 6 is adjusted according to the size of the test piece 7, the spherical hinge with the hole 9 is placed on the lower layer bearing plate 8, the exposed steel bar of the test piece 7 penetrates through the spherical hinge with the hole 9, the hole of the lower layer bearing plate 8 and the hole of the assembling clamp plate 6, and the test piece is fixed by the adjusting nut 12.
4. And fixing the displacement meter 10 on the exposed steel bar on the upper part of the test piece through a displacement meter fixing device 11. And the lower chuck of the testing machine clamps the exposed steel bars at the lower part of the test piece.
The method comprises the following operation steps:
1. the anchoring bolts 3 and the adjusting screws 13 are finely adjusted to ensure the parallelism of the upper fixing plate 4, the assembling splint 6 and the lower bearing plate 8.
2. It is checked whether the displacement meter 10 is strictly perpendicular to the test piece 7 and is finely adjusted by means of the displacement meter fixing device 11.
3. The pre-stretching is carried out through a testing machine, so that the connection of all parts is ensured to be tight, and the device is fixed and stable.
4. And (4) formal loading, wherein a single bonding slippage test or a reciprocating bonding slippage test is carried out by controlling the testing machine.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a bonding is frock for slippage test, its characterized in that, includes a plurality of dead levers, a plurality of dead levers from last to having connected gradually upper fixed plate, equipment splint, lower floor's bearing board jointly down, the last plane of upper fixed plate is provided with anchor bolt, the last plane of lower floor's bearing board is provided with the movable support seat of band-pass hole, equipment splint and lower floor's bearing board all are provided with the through-hole that supplies the reinforcing bar to pass, are provided with the displacement meter fixing device with the steel bar connection in the space between upper fixed plate and equipment splint, displacement meter fixing device is connected with the displacement meter.
2. The tool for the bonding slippage test according to claim 1, wherein the movable supporting seat comprises a spherical hinge seat connected with the lower bearing plate, and a spherical hinge is movably arranged in the spherical hinge seat in a matching manner.
3. The tool for the adhesion slippage test according to claim 1, wherein the displacement meter fixing devices are fixing plates arranged in pairs, a first groove for clamping a reinforcing steel bar is formed in the center of each fixing plate, and second grooves for clamping the displacement meters are formed in two sides of each first groove respectively.
4. The tool for the adhesion slippage test according to claim 3, wherein the second groove is provided with a tightening screw for fixing the displacement meter.
5. The tool for the adhesion slippage test according to claim 3, wherein the fixing plates arranged in pairs are connected through screws.
6. The tool for the adhesion slippage test according to claim 1, wherein the number of the fixing rods is four, and the fixing rods are arranged in a rectangular shape.
7. The tool for the adhesion slippage test according to claim 1, wherein a positioning step is arranged at the joint of the fixing rod and the upper fixing plate.
8. The tool for the bonding slippage test according to claim 1, wherein the upper fixing plate, the assembling clamping plate and the lower bearing plate are connected with the fixing rod through nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921486004.XU CN210465235U (en) | 2019-09-09 | 2019-09-09 | Bonding is frock for slippage test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921486004.XU CN210465235U (en) | 2019-09-09 | 2019-09-09 | Bonding is frock for slippage test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210465235U true CN210465235U (en) | 2020-05-05 |
Family
ID=70433855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921486004.XU Expired - Fee Related CN210465235U (en) | 2019-09-09 | 2019-09-09 | Bonding is frock for slippage test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210465235U (en) |
-
2019
- 2019-09-09 CN CN201921486004.XU patent/CN210465235U/en not_active Expired - Fee Related
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Legal Events
| 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: 20200505 Termination date: 20200909 |