CN220542663U - Railing horizontal thrust hydraulic loading control system - Google Patents
Railing horizontal thrust hydraulic loading control system Download PDFInfo
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- CN220542663U CN220542663U CN202321827841.0U CN202321827841U CN220542663U CN 220542663 U CN220542663 U CN 220542663U CN 202321827841 U CN202321827841 U CN 202321827841U CN 220542663 U CN220542663 U CN 220542663U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 238000006073 displacement reaction Methods 0.000 claims description 15
- 238000005259 measurement Methods 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
A railing horizontal thrust hydraulic loading control system comprises a support upright rod, a horizontal force transmission cross rod, a concentrated force acting cross rod, a loading jack and a horizontal counter-force vertical support; the horizontal force transmission cross rod, the loading cross rod and the loading jack are respectively arranged on the support upright rod, two force concentration cross rods are arranged, one end of each force concentration cross rod is connected with the horizontal force transmission cross rod, the other end of each force concentration cross rod is in contact with the railing cross rod, one end of the loading cross rod is connected with the horizontal force transmission cross rod, the other end of the loading cross rod is in contact with one end of the loading jack, and the other end of the loading jack is in contact with the horizontal counter-force vertical support. The system can be conveniently and flexibly assembled and disassembled when the horizontal thrust of the railing is detected on site, and can improve the accuracy of on-site detection data, so that the detection quality of the railing is effectively ensured.
Description
Technical Field
The utility model relates to a railing load test loading system, in particular to a railing horizontal thrust hydraulic loading control system.
Background
The existing loading system for detecting the horizontal thrust of the railing is usually a support built on site temporarily, a horizontal thrust test is carried out after a steel wire rope, pulleys and a counterweight (the counterweight is usually a construction material such as bagged cement or solid brick) are combined, the loading mode needs to be provided with a condition for carrying the support on site, in addition, in the step loading process, the loaded weight is controlled inaccurately, the control of the loaded counterweight can only measure and calculate the density of a certain loaded material by using an electronic scale, then the rough control is carried out according to the total loaded weight controlled by the predicted density, the loading mode is inaccurate, the site support is built with longer time, and the loading device cannot be flexibly arranged.
In addition, the 7.1.5 item in the technical standard of the building protection railing technical standard JGJ/T470-2019 clearly specifies that the assembled protection railing should be subjected to a horizontal load resistance test, a vertical load resistance test, a hard object impact resistance test, a wind pressure resistance test and a horizontal repeated load resistance test before acceptance.
Therefore, it is needed to develop a railing horizontal thrust hydraulic loading control system which can be flexibly arranged according to the site situation, and effectively solve the problems of shortening the preparation time before the test, accurately controlling the loading force value and the like.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a railing horizontal thrust hydraulic loading control system which can be flexibly arranged according to site conditions, and can effectively solve the problems of shortening the preparation time before test, accurately controlling the loading force value and the like.
The technical scheme adopted for solving the technical problems is as follows:
a railing horizontal thrust hydraulic loading control system comprises a support upright rod, a horizontal force transmission cross rod, a concentrated force acting cross rod, a loading jack and a horizontal counter-force vertical support; the horizontal force transmission cross rod, the loading cross rod and the loading jack are respectively arranged on the support upright rod, two force concentration cross rods are arranged, one end of each force concentration cross rod is connected with the horizontal force transmission cross rod, the other end of each force concentration cross rod is in contact with the railing cross rod, one end of the loading cross rod is connected with the horizontal force transmission cross rod, the other end of the loading cross rod is in contact with one end of the loading jack, and the other end of the loading jack is in contact with the horizontal counter-force vertical support.
Further, the support pole setting includes outer pole I and interior pole I, the top of interior pole I is equipped with the tray, interior pole I is installed in outer pole I, be equipped with fastening screw I on the outer pole I, can adjust the elevating height of interior pole I.
Further, the horizontal force transmission cross rod is formed by sleeving a left half part of steel pipe and a right half part of steel pipe through screws, and a positioning pipe is arranged on the left half part of steel pipe; the side surfaces of the left half steel pipe and the right half steel pipe are marked with distance measurement scales.
Further, one end of the force concentration acting cross rod is provided with a sleeve head which can be sleeved into the horizontal force transmission cross rod, the sleeve head is provided with a fixing screw, and the other end of the force concentration acting cross rod is an acting end and can be fixedly assembled with the railing.
Further, the loading cross bar comprises an outer rod II and an inner rod II, one end of the inner rod II is provided with an end plate, the other end of the inner rod II extends into the outer rod II, a series of screw holes are formed in the outer rod II and the inner rod II, and the loading cross bar is fixed by inserting corresponding screw holes through screws.
Further, the horizontal counterforce vertical support comprises a counterforce vertical rod and a vertical rod loading jack, and the counterforce vertical rod is arranged on the vertical rod loading jack.
Further, a displacement measuring point and a concentrated force acting point are arranged on the rail cross rod, a support upright rod is arranged near the displacement measuring point, and a displacement sensor is arranged on the support upright rod. The displacement sensor is a dial indicator.
Compared with the prior art, the utility model has the following beneficial effects:
when the horizontal thrust of the railing is detected on site, the span of railing detection, the height of railing detection, the arrangement of load loading points and the arrangement of displacement measuring points can be adjusted at will according to the requirements of site detection, the counter force rod can be adjusted and arranged at will according to the floor clear height, the loading mode can be flexible and changeable at present, the hydraulic loading system is adopted to control accurately, the accuracy of site detection data can be improved, the detection quality of the hydraulic loading system is ensured, and the loading and displacement measurement of the concentrated force values of all the test points can be completed at one time.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a side view of the embodiment shown in FIG. 1;
FIG. 3 is a schematic view of the structure of the support legs of the embodiment of FIG. 1;
FIG. 4 is a schematic view of the structure of the outer pole of the stand bar of FIG. 3;
FIG. 5 is a schematic view of the left half of the steel tube structure of the horizontal transfer rail of the embodiment of FIG. 1;
FIG. 6 is a schematic view of the right half of the steel tube structure of the horizontal transfer rail of the embodiment of FIG. 1;
FIG. 7 is a schematic view of the structure of the concentrated force acting cross bar of the embodiment of FIG. 1;
FIG. 8 is a schematic view of the outer bar construction of the load beam of the embodiment of FIG. 1;
FIG. 9 is a schematic view of the inner bar construction of the load beam of the embodiment of FIG. 1;
in the figure: 1-a displacement sensor; 2-a bracket upright rod; 3-a horizontal force transmission cross bar; 4-a force concentrating cross bar; 5-loading a cross bar; 6-loading a jack; 7-a counterforce vertical rod; 8-railing cross bars; 9-a vertical rod loading jack; 10-floor slab.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Referring to fig. 1-9, a railing horizontal thrust hydraulic loading control system comprises a bracket upright rod 2, a horizontal force transmission cross rod 3, a concentrated force acting cross rod 4, a loading cross rod 5, a loading jack 6 and a horizontal counter-force vertical bracket; the horizontal force transmission cross rod 3, the loading cross rod 5 and the loading jack 6 are respectively arranged on the support vertical rod 2, two force concentration cross rods 4 are arranged, one end of each force concentration cross rod 4 is connected with the horizontal force transmission cross rod 3, the other end of each force concentration cross rod is contacted with the railing cross rod 8, one end of the loading cross rod 5 is connected with the horizontal force transmission cross rod 3, the other end of each loading cross rod is contacted with one end of the loading jack 6, and the other end of the loading jack 6 is contacted with the horizontal counter-force vertical support.
In this embodiment, support pole setting 2 includes outer pole I2-1 and interior pole I2-2, the top of interior pole I2-2 is equipped with tray 2-3, interior pole I2-2 is installed in outer pole I2-1, be equipped with fastening screw 2-4 on the outer pole I2-1, can adjust interior pole I2-2's lifting height.
In the embodiment, the horizontal force transmission cross rod 3 is formed by sleeving a left half steel pipe 3-1 and a right half steel pipe 3-2 through screws, and a positioning pipe 3-3 is arranged on the left half steel pipe 3-1; the side surfaces of the left half steel tube 3-1 and the right half steel tube 3-2 are marked with distance measurement scales.
In this embodiment, one end of the force-concentrating acting cross bar 4 is provided with a sleeve head 4-1, which can be sleeved into the horizontal force-transmitting cross bar 3, the sleeve head 4-1 is provided with a fixing screw 4-2, and the other end is an acting end 4-3, which can be fixedly assembled with a railing.
In this embodiment, the loading cross bar 5 includes an outer bar ii 5-1 and an inner bar ii 5-2, one end of the inner bar ii 5-2 is provided with an end plate 5-3, the other end extends into the outer bar ii 5-1, and a series of screw holes 5-4 are formed in the outer bar ii 5-1 and the inner bar ii 5-2, and are fixed by inserting screws into corresponding screw holes.
In this embodiment, the loading jack 6 is a small-range high-precision horizontal digital display hydraulic jack, which is matched with a loading device and a display, the maximum range is within 2000N, and the minimum resolution value is 0.01N.
In this embodiment, the horizontal counterforce vertical support comprises a counterforce vertical rod 7 and a vertical rod loading jack 9, and the counterforce vertical rod 7 is installed on the vertical rod loading jack 9. The counterforce vertical rod 7 is formed by nesting and combining an outer rod and two inner rods, the outer rod and the inner rods can adjust the length according to actual use needs and are fixed by adopting at least 3 screw rods, and the vertical rod loading jack is a small-tonnage hand-operated jack.
In this embodiment, be equipped with displacement measurement point and concentrated force action point on railing horizontal pole 8, displacement measurement point and concentrated force action point are equipped with support pole setting 2, be equipped with displacement sensor 1 on the support pole setting 2. The displacement sensor 1 is a dial indicator.
Horizontal load test is carried out on the metal protective railing:
1. taking the central points of the upright posts of two adjacent spans on the handrail as loading points;
2. setting a measuring point within 20mm of one side of the force application point, wherein the measuring point is selected to be in a flat vertical plane;
3. f/4 load is applied as a pre-load, and the load is unloaded after 1min of action, and the state is taken as a reference;
4. continuously applying load to the equivalent load F in a grading manner, detecting the maximum deflection of the handrail, the horizontal displacement value and the maximum residual deflection after unloading after 5min of action, and observing the loosening or falling-off condition of each linking part.
Claims (7)
1. A railing horizontal thrust hydraulic loading control system is characterized in that: the device comprises a support upright rod, a horizontal force transmission cross rod, a concentrated force acting cross rod, a loading jack and a horizontal counter-force vertical support; the horizontal force transmission cross rod, the loading cross rod and the loading jack are respectively arranged on the support upright rod, two force concentration cross rods are arranged, one end of each force concentration cross rod is connected with the horizontal force transmission cross rod, the other end of each force concentration cross rod is in contact with the railing cross rod, one end of the loading cross rod is connected with the horizontal force transmission cross rod, the other end of the loading cross rod is in contact with one end of the loading jack, and the other end of the loading jack is in contact with the horizontal counter-force vertical support.
2. The balustrade horizontal thrust hydraulic loading control system of claim 1, wherein: the support pole setting includes outer pole I and interior pole I, the top of interior pole I is equipped with the tray, interior pole I is installed in outer pole I, be equipped with fastening screw I on the outer pole I, can adjust the elevating height of interior pole I.
3. The balustrade horizontal thrust hydraulic loading control system of claim 1 or 2, wherein: the horizontal force transmission cross rod consists of a left half steel pipe and a right half steel pipe which are sleeved with each other through screws, and a positioning pipe is arranged on the left half steel pipe; the side surfaces of the left half steel pipe and the right half steel pipe are marked with distance measurement scales.
4. The balustrade horizontal thrust hydraulic loading control system of claim 1 or 2, wherein: one end of the force concentration acting cross rod is provided with a sleeve head which can be sleeved into the horizontal force transmission cross rod, the sleeve head is provided with a fixing screw, and the other end of the force concentration acting cross rod is an acting end and can be fixedly assembled with a railing.
5. The balustrade horizontal thrust hydraulic loading control system of claim 1 or 2, wherein: the loading cross bar comprises an outer bar II and an inner bar II, one end of the inner bar II is provided with an end plate, the other end of the inner bar II stretches into the outer bar II, a series of screw holes are formed in the outer bar II and the inner bar II, and the loading cross bar is fixed by inserting corresponding screw holes through screw rods.
6. The balustrade horizontal thrust hydraulic loading control system of claim 1 or 2, wherein: the horizontal counterforce vertical support comprises counterforce vertical rods and a vertical rod loading jack, and the counterforce vertical rods are arranged on the vertical rod loading jack.
7. The balustrade horizontal thrust hydraulic loading control system of claim 1 or 2, wherein: the rail cross bar is provided with a displacement measuring point and a centralized force acting point, a support upright rod is arranged near the displacement measuring point, and a displacement sensor is arranged on the support upright rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321827841.0U CN220542663U (en) | 2023-07-12 | 2023-07-12 | Railing horizontal thrust hydraulic loading control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321827841.0U CN220542663U (en) | 2023-07-12 | 2023-07-12 | Railing horizontal thrust hydraulic loading control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220542663U true CN220542663U (en) | 2024-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321827841.0U Active CN220542663U (en) | 2023-07-12 | 2023-07-12 | Railing horizontal thrust hydraulic loading control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220542663U (en) |
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2023
- 2023-07-12 CN CN202321827841.0U patent/CN220542663U/en active Active
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