CN210834500U - Performance test device for concrete prefabricated part - Google Patents
Performance test device for concrete prefabricated part Download PDFInfo
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- CN210834500U CN210834500U CN201921872506.6U CN201921872506U CN210834500U CN 210834500 U CN210834500 U CN 210834500U CN 201921872506 U CN201921872506 U CN 201921872506U CN 210834500 U CN210834500 U CN 210834500U
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- test device
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- cross beam
- performance test
- connecting plate
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- 238000011056 performance test Methods 0.000 title claims abstract description 16
- 239000004567 concrete Substances 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 45
- 238000005096 rolling process Methods 0.000 claims abstract description 31
- 239000011178 precast concrete Substances 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a precast concrete component performance test device belongs to test device application technical field. A performance test device for a concrete prefabricated part comprises a test frame, wherein an upper cross beam and a lower cross beam are respectively and fixedly connected to two ends of a support beam, the lower cross beam is connected with a bearing platform in a sliding manner, the top of the bearing platform is respectively connected with a fixed support and a rolling support, a first upper padding plate is detachably connected to the top of a knife edge padding plate, a limiting column is fixedly connected to the top of a second lower padding plate, a rolling shaft is connected to the top of the second lower padding plate in a rolling manner, the second upper padding plate is detachably connected to the top of the rolling shaft, the bottom of the upper cross beam is connected with a hydraulic cylinder, the hydraulic cylinder is slidably connected to a hydraulic rod, one end, away from the hydraulic cylinder, of the hydraulic rod abuts; the utility model discloses an increase the distribution roof beam and make test data more reliable, add portable bearing platform and application of force spare and promote and use mobility, swiftly reliable.
Description
Technical Field
The utility model relates to a test device application technical field especially relates to a precast concrete component performance test device.
Background
The prefabricated member is a concrete product processed and produced in a factory in a standardized and mechanized mode, and the corresponding traditional cast-in-place concrete needs site moulding, site pouring and site maintenance; the concrete prefabricated member is widely applied to the fields of buildings, traffic, water conservancy and the like, plays an important role in national economy, such as a prefabricated reinforced concrete column foundation, a prefabricated steel structure steel column foundation, a street lamp billboard column reinforced concrete foundation, a prefabricated floor slab and the like, and has the characteristics of high safety performance, quick building construction and low comprehensive cost; before the prefabricated member is used, the bearing performance of the prefabricated member, particularly the bearing beam, needs to be detected, and the prefabricated member is ensured to meet the installation requirement.
In the prior art, tests of precast components of a bearing beam are mostly single-point tests, the emphasis of the tests is concentrated, so that the tested precast component parameters are not universal, the test parameters are directly influenced, and the bottom bearing table is required to be disassembled when the tests of precast components with different lengths are more traditional, so that unnecessary workload is increased; therefore, a prefabricated part performance test device which is more reliable in test result and can deal with different types of prefabricated load-bearing beams is needed.
Disclosure of Invention
The utility model aims at solving the deficiencies in the prior art and providing a precast concrete component performance test device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a concrete prefabricated part performance test device comprises a test frame, wherein the test frame is composed of an upper cross beam, a supporting beam and a lower cross beam, the upper cross beam and the lower cross beam are respectively and fixedly connected with two ends of the supporting beam, the lower cross beam is connected with a bearing platform in a sliding manner, the top of the bearing platform is respectively connected with a fixed support and a rolling support, the fixed support comprises a knife edge base plate and a first upper base plate, the first upper base plate is detachably connected with the top of the knife edge base plate, the rolling support comprises a second upper base plate, a second lower base plate, a limiting column and a rolling shaft, the limiting column is fixedly connected with the top of the second lower base plate, the rolling shaft is connected with the top of the second lower base plate in a rolling manner, the bottom of the upper cross beam is connected with a hydraulic cylinder, the hydraulic cylinder is connected with a hydraulic rod in a sliding manner, one end, far away from the hydraulic cylinder, of the, and the bottom of the first distribution beam is movably connected with a second distribution beam.
Preferably, the upper cross beam is connected with a mounting table in a sliding manner, the mounting table comprises an upper connecting plate and a lower connecting plate, the upper connecting plate is connected with the lower connecting plate through bolts, the upper connecting plate is connected to the top of the upper cross beam, and the lower connecting plate is connected to the bottom of the upper cross beam.
Preferably, the hydraulic cylinder is fixedly connected to the bottom of the lower connecting plate.
Preferably, the bottom of the support beam is fixedly connected with a mounting plate through a reinforcing beam.
Preferably, the mounting plate is provided with a through hole.
Preferably, the bottom of bearing platform is connected with the draw-in groove and is integrated into one piece with the bearing platform, the draw-in groove joint is on the bottom end rail.
Compared with the prior art, the utility model provides a precast concrete component capability test device possesses following beneficial effect:
1. the performance test device for the concrete prefabricated part is characterized in that a mounting plate is fixed on a horizontal plane, through holes at the bottom can be used for penetrating ground nails, tightness is guaranteed, a test beam cannot shake, the length of a test piece is tested according to needs, a bearing table is slidably adjusted on a lower cross beam, clamping grooves connected with the bottom of the bearing table are clamped at two sides of an I-shaped channel steel, the bearing table can be kept synchronous in the moving process, the bearing table can be prevented from turning over during working, the test piece is hoisted to be slowly placed on a fixed support and a rolling support, a first upper cushion plate and a second upper cushion plate are attached to the bottom of the test piece and respectively pressed on a knife edge cushion plate and a rolling shaft under the self-gravity action of the test piece, a hydraulic cylinder is moved to enable the force application direction of the hydraulic cylinder to be right opposite to the gravity center of the test piece, specifically, an upper connecting plate and a lower connecting, then, fastening nuts on the bolts to enable the upper connecting plate and the lower connecting plate to be locked on the upper cross beam, placing second distribution beams at two ends of the test piece respectively, placing fixed supports and rolling supports at the joint of the second distribution beams and the test piece, wherein the fixed supports and the rolling supports are placed on the same side and cannot be placed in a crossed mode, and the placing positions of the fixed supports and the rolling supports are on the same side of the bearing platform; after the placement is finished, respectively placing a fixed support and a rolling support on the tops of the two second distribution beams, wherein the placing positions of the fixed support and the rolling support are the same as the placing positions of the bearing platform, placing the first distribution beam on the top of the second distribution beam, starting the hydraulic cylinder and recording a pressure value in real time, enabling the hydraulic rod to abut against the first distribution beam, continuously pressurizing until the test piece collapses, and obtaining a pressurizing bearing curve; the structure can not only reasonably distribute and apply pressure to ensure the test universality of the test piece, but also can be randomly adjusted according to the type of the test piece, and has reliable parameters and convenient operation.
Drawings
Fig. 1 is a front view of a performance testing apparatus for a concrete prefabricated part provided by the utility model;
fig. 2 is the utility model provides a concrete prefabricated component performance test device's schematic structure diagram.
In the figure: 1. a support beam; 101. an upper cross beam; 102. a reinforcing beam; 1021. mounting a plate; 1022. a through hole; 103. a lower cross beam; 104. a bearing table; 1041. a card slot; 2. a hydraulic cylinder; 201. a hydraulic lever; 202. an upper connecting plate; 2021. a bolt; 203. a lower connecting plate; 3. a roller; 301. a second upper backing plate; 302. a second lower backing plate; 3021. a limiting column; 4. a knife edge base plate; 401. a first upper backing plate; 5. a first distribution beam; 6. a second distribution beam; 7. and (6) testing the test piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-2, a performance testing device for a concrete prefabricated part comprises a testing frame, the testing frame is composed of an upper cross beam 101, a supporting beam 1 and a lower cross beam 103, the upper cross beam 101 and the lower cross beam 103 are respectively and fixedly connected to two ends of the supporting beam 1, a bearing platform 104 is slidably connected to the lower cross beam 103, the top of the bearing platform 104 is respectively connected with a fixed support and a rolling support, the fixed support comprises a knife-edge base plate 4 and a first upper base plate 401, the first upper base plate 401 is detachably connected to the top of the knife-edge base plate 4, the rolling support comprises a second upper base plate 301, a second lower base plate 302, a limiting column 3021 and a rolling shaft 3, the limiting column 3021 is fixedly connected to the top of the second lower base plate 302, the rolling shaft 3 is connected to the top of the second lower base plate 302 in a rolling manner, the second upper base plate 301 is detachably connected to the top of the rolling, one end of the hydraulic rod 201 far away from the hydraulic cylinder 2 is abutted to the first distribution beam 5, and the bottom of the first distribution beam 5 is movably connected with the second distribution beam 6.
The upper cross beam 101 is connected with a mounting table in a sliding manner, the mounting table comprises an upper connecting plate 202 and a lower connecting plate 203, the upper connecting plate 202 is connected with the lower connecting plate 203 through bolts 2021, the upper connecting plate 202 is connected to the top of the upper cross beam 101, and the lower connecting plate 203 is connected to the bottom of the upper cross beam 101.
The hydraulic cylinder 2 is fixedly connected to the bottom of the lower connecting plate 203.
The bottom of the support beam 1 is fixedly connected with a mounting plate 1021 through a reinforcing beam 102.
The mounting plate 1021 is provided with a through hole 1022.
The bottom of the bearing platform 104 is connected with a clamping groove 1041 and is integrally formed with the bearing platform 104, and the clamping groove 1041 is clamped on the lower cross beam 103.
The working principle is as follows: in the utility model, the mounting plate 1021 is fixed on the horizontal plane, the through hole 1022 at the bottom can be used for penetrating ground nail, the tightness is ensured, the test beam can not shake, the length of the test piece 7 is tested according to the requirement, the bearing platform 104 is slidably adjusted on the lower beam 103, the clamping groove 1041 connected with the bottom of the bearing platform 104 is clamped at the two sides of the I-shaped channel steel, the bearing platform 104 can be kept synchronous in the moving process and can be prevented from turning over during working, the test piece 7 is hoisted and slowly placed on the fixed support and the rolling support, the first upper padding plate 401 and the second upper padding plate 301 are attached to the bottom of the test piece 7 and are respectively pressed on the knife edge padding plate 4 and the rolling shaft 3 under the self gravity of the test piece 7, the force application direction of the mobile hydraulic cylinder 2 is just opposite to the gravity center of the test piece 7, concretely, the loose bolt 2021 moves the upper connecting plate 202 and the lower connecting plate 203 to the gravity center position of, then, nuts on the bolts 2021 are fastened to lock the upper connecting plate 202 and the lower connecting plate 203 on the upper cross beam 101, the second distribution beams 6 are respectively placed at two ends of the test piece 7, fixed supports and rolling supports need to be placed at the joint of the second distribution beams 6 and the test piece 7, the fixed supports and the rolling supports are placed at the same side and cannot be placed in a crossed manner, and the placing position is the same side as the bearing table 104; after the placement is finished, respectively placing a fixed support and a rolling support on the tops of the two second distribution beams 6, wherein the placing positions of the fixed support and the rolling support are the same as the placing positions of the bearing platform 104, placing the first distribution beam 5 on the top of the second distribution beam 6, starting the hydraulic cylinder 2, recording a pressure value in real time, enabling the hydraulic rod 201 to abut against the first distribution beam 5, continuously pressurizing until the test piece 7 collapses, and obtaining a pressurizing bearing curve; the structure can not only reasonably distribute and apply pressure to ensure the test universality of the test piece 7, but also can be randomly adjusted according to the type of the test piece 7, and has reliable parameters and convenient operation.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a precast concrete member performance test device, includes the test jig, its characterized in that, the test jig comprises entablature (101), a supporting beam (1) and bottom end rail (103), entablature (101) and bottom end rail (103) fixed connection respectively are at the both ends of a supporting beam (1), sliding connection has bearing platform (104) on bottom end rail (103), the top of bearing platform (104) is connected with fixing support and rolling support respectively, fixing support includes edge of a knife backing plate (4) and first upper padding plate (401), first upper padding plate (401) can be dismantled the top of connection at edge of a knife backing plate (4), rolling support includes second upper padding plate (301), second bottom backing plate (302), spacing post (3021) and roller bearing (3), spacing post (3021) fixed connection is at the top of second bottom backing plate (302), roller bearing (3) rolling connection is at the top of second bottom backing plate (302), the top of connection in roller bearing (3) can be dismantled in second upper padding plate (301), the bottom of entablature (101) is connected with pneumatic cylinder (2), sliding connection is in hydraulic stem (201) in pneumatic cylinder (2), the one end that pneumatic cylinder (2) were kept away from in hydraulic stem (201) offsets with first distribution roof beam (5), the bottom swing joint of first distribution roof beam (5) has second distribution roof beam (6).
2. The concrete precast element performance test device according to claim 1, characterized in that a mounting table is slidably connected to the upper cross beam (101), the mounting table comprises an upper connecting plate (202) and a lower connecting plate (203), the upper connecting plate (202) is connected with the lower connecting plate (203) through bolts (2021), the upper connecting plate (202) is connected to the top of the upper cross beam (101), and the lower connecting plate (203) is connected to the bottom of the upper cross beam (101).
3. The concrete precast element performance test device according to claim 2, characterized in that the hydraulic cylinder (2) is fixedly connected to the bottom of the lower connecting plate (203).
4. The precast concrete unit performance test device according to claim 1, characterized in that a mounting plate (1021) is fixedly connected to the bottom of the support beam (1) through a reinforcing beam (102).
5. The precast concrete unit performance test device according to claim 4, characterized in that the mounting plate (1021) is provided with a through hole (1022).
6. The performance test device for the concrete prefabricated part according to claim 1, characterized in that a clamping groove (1041) is connected to the bottom of the bearing platform (104) and is integrally formed with the bearing platform (104), and the clamping groove (1041) is clamped on the lower cross beam (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921872506.6U CN210834500U (en) | 2019-11-02 | 2019-11-02 | Performance test device for concrete prefabricated part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921872506.6U CN210834500U (en) | 2019-11-02 | 2019-11-02 | Performance test device for concrete prefabricated part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210834500U true CN210834500U (en) | 2020-06-23 |
Family
ID=71264295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921872506.6U Expired - Fee Related CN210834500U (en) | 2019-11-02 | 2019-11-02 | Performance test device for concrete prefabricated part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210834500U (en) |
-
2019
- 2019-11-02 CN CN201921872506.6U patent/CN210834500U/en not_active Expired - Fee Related
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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: 20200623 |