CN210091550U - Building beam loading experiment demonstration device - Google Patents
Building beam loading experiment demonstration device Download PDFInfo
- Publication number
- CN210091550U CN210091550U CN201920895136.1U CN201920895136U CN210091550U CN 210091550 U CN210091550 U CN 210091550U CN 201920895136 U CN201920895136 U CN 201920895136U CN 210091550 U CN210091550 U CN 210091550U
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- loading
- screw rods
- nuts
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- building
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- 238000002474 experimental method Methods 0.000 title claims abstract description 21
- 238000004088 simulation Methods 0.000 claims abstract description 21
- 239000004567 concrete Substances 0.000 claims description 16
- 230000002787 reinforcement Effects 0.000 claims description 13
- 239000013013 elastic material Substances 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000009415 formwork Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004660 morphological change Effects 0.000 description 1
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Abstract
The utility model discloses a building roof beam loading experiment presentation device, carry out loaded loading device including the simulation roof beam and being used for to the simulation roof beam, loading device include vertical parallel arrangement two screw rods, respectively with two screw rods pass through threaded connection's two nuts, fixed the setting is in loading head between the two nuts and drive two screw rod pivoted two motors respectively, two motors drive two screw rods respectively and carry out synchronous rotation, thereby two screw rods drive through two nut screw-thread fit loading head reciprocates right the simulation roof beam carries out the loading. The utility model discloses the device, two motors drive two screw rods respectively and rotate in step, thereby two screw rods drive through two nut screw-thread fit the loading head reciprocates rightly the simulation roof beam carries out the loading to let the student can know the building roof beam outside form change in the loading process, deepen the understanding of student to the teaching.
Description
Technical Field
The utility model relates to a building teaching model field, concretely relates to building roof beam loading experiment demonstration device.
Background
The cast-in-place reinforced concrete is manufactured by erecting a formwork, binding reinforcing steel bars, pouring concrete, maintaining and removing a formwork according to a design position on site. In the teaching process, a teacher usually needs to demonstrate the form change of the reinforced concrete beam under the stress condition for students, but no relevant demonstration equipment exists in the market at present, and the students are difficult to understand the external change and the internal change of the loaded building beam, so that the understanding and the mastering of the design theory and the design method are restricted.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a building roof beam loading experiment presentation device can let the student know the outside change and the internal change of building roof beam after the loading directly perceivedly, improves the teaching quality.
The building beam loading experiment demonstration device comprises a simulation beam and a loading device for loading the simulation beam, wherein the loading device comprises two vertically and parallelly arranged screw rods, two nuts respectively connected with the two screw rods through threads, a loading head fixedly arranged between the two nuts and two motors respectively driving the two screw rods to rotate, the two motors respectively drive the two screw rods to synchronously rotate, and the two screw rods are in threaded fit with the two nuts so as to drive the loading head to move up and down to load the simulation beam.
Further, the loading head comprises a cross beam and a loading rod capable of sliding along the cross beam, the cross beam is horizontally arranged between the two screw rods, two ends of the cross beam are respectively connected with the two nuts, the loading rod is vertically arranged, and a loading contact is arranged at the bottom of the loading rod.
Furthermore, the beam is provided with a horizontal scale for measuring the horizontal position of the loading rod.
Further, a pressure sensor for testing pressure is arranged between the loading contact and the loading rod.
Furthermore, the two groups of loading rods are provided with a fixing device for connecting and fixing the two groups of loading rods.
Furthermore, the fixing device comprises a connecting rod and fixing pieces arranged at the tops of the two groups of loading rods and used for fixing the two groups of loading rods with the connecting rod respectively.
Further, the both ends of crossbeam are provided with the external screw thread, the outside of two nuts all is provided with the screw hole, can dismantle through the screw thread and be connected between crossbeam and the two nuts.
Furthermore, the loading device also comprises a supporting seat arranged at the bottom of the two motors.
Furthermore, the simulation beam comprises a steel reinforcement framework model and a concrete model integrally formed outside the steel reinforcement framework model, and the steel reinforcement framework model and the concrete model are both made of elastic materials.
Further, the concrete model is made of transparent materials.
The utility model has the advantages that: the utility model discloses building roof beam loading experiment presentation device, two motors drive two screw rods respectively and rotate in step, thereby two screw rods drive through two nut screw-thread fit the loading head reciprocates rightly the simulation roof beam carries out the loading to let the student can know the building roof beam at the outside form change of loading in-process, deepen the student to the understanding of teaching. Meanwhile, students can visually observe the structure of the reinforcement cage model in the concrete model through the transparent concrete model, and the reinforcement cage model and the concrete model are made of elastic materials, so that loads in various directions can be applied to the experimental beam, the change of the internal structure of the experimental beam in the deformation process is observed, and deeper understanding and mastering of teaching are achieved.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 is the utility model discloses a schematic structure diagram, fig. 2 are the enlargements of fig. 1 in A department, and fig. 3 is the enlargements of fig. 1 in B department the utility model discloses building roof beam loading experiment presentation device, including simulation roof beam 1 and be used for carrying out the loaded loading device to simulation roof beam 1, loading device include vertical parallel arrangement two screw rods 2, respectively with two screw rods 2 are in through two nuts 3, the fixed setting of threaded connection loading head 4 between two nuts 3 and two screw rod 2 pivoted two motors 5 of drive respectively, two motors 5 drive two screw rods 2 respectively and rotate in step, thereby two screw rods 2 drive through two nut 3 screw-thread fit loading head 4 reciprocates right simulation roof beam 1 carries out the loading.
The utility model discloses building roof beam loading experiment presentation device, two motors 5 drive two screw rods 2 respectively and rotate in step, thereby two screw rods 2 drive through 3 screw-thread fit of two nuts loading head 4 reciprocates right simulation roof beam 1 carries out the loading to let the student can know the outside morphological change of building roof beam in the loading process, deepen the student to the understanding of teaching
In this embodiment, the loading head 4 includes a beam 401 and a loading rod 402 that can slide along the beam 401, the beam 401 is horizontally disposed between the two screws 2, two ends of the beam are respectively connected to the two nuts 3, the loading rod 402 is vertically disposed, and a loading contact 403 is disposed at the bottom of the loading rod 402. In the process that the cross beam 401 moves downwards, the bottom loading contact 403 of the vertically arranged loading rod 402 is in contact with the simulation beam 1, and the motor 5 rotates continuously to drive the loading rod 402 to move downwards continuously, so that the simulation beam 1 is loaded, and students can carefully observe detailed form changes of the simulation beam 1.
In this embodiment, the cross beam 401 is provided with a horizontal scale for measuring the horizontal position of the loading rod 402, so that a required horizontal loading position can be selected as required.
In this embodiment, a pressure sensor 404 for testing pressure is disposed between the loading contact 403 and the loading rod 402, so that the loaded pressure can be measured, and the required loading pressure can be selected by controlling the motor 5.
In this embodiment, the two groups of loading rods 402 are provided with a fixing device for connecting and fixing the two groups of loading rods 402, the fixing device includes a connecting rod 405 and a fixing member 406 arranged at the top of the two groups of loading rods 502 and used for fixing the two groups of loading rods 502 with the connecting rod 405 respectively, the two groups of loading rods 502 can be stabilized by the fixing device, and the bottom of each group of loading rods 502 is provided with a loading contact 403 and a pressure sensor 404.
In this embodiment, the both ends of crossbeam 401 are provided with the external screw thread, the outside of two nuts 3 all is provided with the screw hole, can dismantle through the screw thread between crossbeam 401 and the two nuts 4 and be connected, convenient dismantlement.
In this embodiment, the loading device further includes a supporting seat 6 disposed at the bottom of the two motors. The simulation beam 1 comprises a reinforcement cage model 101 and a concrete model 102 integrally formed outside the reinforcement cage model 101, and the reinforcement cage model 101 and the concrete model 101 are both made of elastic materials. The concrete form 102 is made of a transparent material. The student can see through transparent concrete model 102 and observe the structure of reinforcement frame model 101 in concrete model 102 directly perceivedly to reinforcement frame model 101 and concrete model 102 all adopt elastic material to make, consequently can exert the load of various directions to this experiment roof beam, thereby observe this experiment roof beam in the change of deformation in-process inner structure, reach more deep understanding and grasp of teaching.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (10)
1. The building beam loading experiment demonstration device is characterized by comprising a simulation beam and a loading device for loading the simulation beam, wherein the loading device comprises two vertically and parallelly arranged screw rods, two nuts respectively connected with the two screw rods through threads, a loading head fixedly arranged between the two nuts and two motors respectively driving the two screw rods to rotate, the two motors respectively drive the two screw rods to synchronously rotate, and the two screw rods are in threaded fit with the two nuts so as to drive the loading head to move up and down to load the simulation beam.
2. The building beam loading experiment demonstration device according to claim 1, wherein the loading head comprises a beam and a loading rod capable of sliding along the beam, the beam is horizontally arranged between the two screws, two ends of the beam are respectively connected with the two nuts, the loading rod is vertically arranged, and a loading contact is arranged at the bottom of the loading rod.
3. The building beam loading experiment demonstration device of claim 2, wherein a horizontal scale for measuring the horizontal position of the loading rod is arranged on the cross beam.
4. The building beam loading experiment demonstration device according to claim 3, wherein a pressure sensor for testing pressure is arranged between the loading contact and the loading rod.
5. The demonstration device for the loading experiment of the building beam as claimed in claim 4, wherein the number of the loading rods is two, and a fixing device for connecting and fixing the two is arranged between the two groups of loading rods.
6. The demonstration device for building beam loading experiment as claimed in claim 5, wherein the fixing device comprises a connecting rod and a fixing member arranged on the top of the two groups of loading rods for fixing the two groups of loading rods with the connecting rod respectively.
7. The building beam loading experiment demonstration device according to claim 2, wherein external threads are arranged at two ends of the cross beam, threaded holes are arranged on the outer sides of the two nuts, and the cross beam is detachably connected with the two nuts through threads.
8. The demonstration device for the loading experiment of the building beam as claimed in claim 1, wherein the loading device further comprises supporting seats arranged at the bottoms of the two motors.
9. The demonstration device for the building beam loading experiment according to claim 1, wherein the simulation beam comprises a reinforcement cage model and a concrete model integrally formed outside the reinforcement cage model, and the reinforcement cage model and the concrete model are both made of elastic materials.
10. The demonstration device for building beam loading experiment according to claim 9, wherein the concrete model is made of transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895136.1U CN210091550U (en) | 2019-06-14 | 2019-06-14 | Building beam loading experiment demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895136.1U CN210091550U (en) | 2019-06-14 | 2019-06-14 | Building beam loading experiment demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210091550U true CN210091550U (en) | 2020-02-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920895136.1U Expired - Fee Related CN210091550U (en) | 2019-06-14 | 2019-06-14 | Building beam loading experiment demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210091550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537169A (en) * | 2020-05-11 | 2020-08-14 | 中国建筑第七工程局有限公司 | Movable bridge deflection detector |
-
2019
- 2019-06-14 CN CN201920895136.1U patent/CN210091550U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537169A (en) * | 2020-05-11 | 2020-08-14 | 中国建筑第七工程局有限公司 | Movable bridge deflection detector |
| CN111537169B (en) * | 2020-05-11 | 2021-09-28 | 中国建筑第七工程局有限公司 | Movable bridge deflection detector |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |