CN214893219U - Automatic monitoring device for vertical displacement of high formwork - Google Patents
Automatic monitoring device for vertical displacement of high formwork Download PDFInfo
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- CN214893219U CN214893219U CN202120310904.XU CN202120310904U CN214893219U CN 214893219 U CN214893219 U CN 214893219U CN 202120310904 U CN202120310904 U CN 202120310904U CN 214893219 U CN214893219 U CN 214893219U
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- high formwork
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- vertical displacement
- automatic monitoring
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 55
- 238000009415 formwork Methods 0.000 title claims abstract description 45
- 238000012806 monitoring device Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 239000000523 sample Substances 0.000 claims abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 10
- 238000007689 inspection Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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Abstract
The utility model provides a high formwork vertical displacement automatic monitoring device, it includes: the horizontal rod is arranged below the U support at the top end of the high formwork erecting rod, one end of a steel wire is fixed at the end part of the horizontal rod, the other end of the steel wire freely droops and is provided with a measuring bucket, the bottom surface of the bucket keeps a distance H away from the ground, an electronic displacement meter is fixedly arranged on a magnetic base, a probe of the electronic displacement meter is aligned with the central position of the bottom surface of the bucket, and a digital signal acquisition instrument used for digitizing displacement signals detected by the electronic displacement meter is connected with the electronic displacement meter through a cable. The utility model discloses can solve the problem that can not monitor the vertical displacement of high formwork among the prior art, can realize automated inspection, and have the advantage that monitoring precision is high.
Description
Technical Field
The utility model relates to a vertical displacement detection device especially relates to an automatic monitoring devices of vertical deformation of big support frame such as building engineering, bridge engineering.
Background
According to the requirements of the safety technical specifications of the building construction template, in the concrete pouring construction process of the building engineering, the sinking deformation of the template support frame must be monitored, and the maximum deformation value is required to be not more than the specified allowable deformation value. During high formwork construction, because the height of the formwork support frame is usually over 8m, the formwork rods are dense, and the sinking of the formwork is difficult to measure by adopting a common measuring instrument such as a total station or a theodolite. This is because: firstly, the measurement below the mold frame lacks the condition of light permeability, and the regulation requires that no personnel are required below the mold frame in the construction of pouring concrete, so that the conventional measurement cannot be realized; secondly, if a method of erecting a measuring rod on the upper part of the formwork and erecting measuring instruments on peripheral buildings is adopted, tall buildings with the same height are required to be arranged on the periphery of a newly-built building, and construction sites with the conditions on site are fewer. The sinking amount of the peripheral frame body of the high-support formwork is measured at the current building site, which is not consistent with the characteristic of the stress deformation of the high-support formwork, because the position with the maximum vertical deformation of the high-support formwork is usually positioned in the middle of the plane of the beam and the plate. In view of the fact that no effective measurement method is available at present for monitoring the vertical displacement change of the high formwork, an automatic monitoring device suitable for vertical deformation of high-altitude supporting frames in building engineering, bridge engineering and the like becomes a target pursued by technical personnel in the field.
Disclosure of Invention
The utility model aims at solving the problem that the position of the vertical deformation of the existing high formwork can not be measured.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a high formwork vertical displacement automatic monitoring device which characterized in that: it includes: the device comprises a horizontal rod arranged below a U support at the top end of a high formwork erecting rod, one end of a steel wire is fixed at the end part of the horizontal rod, the other end of the steel wire freely droops and is provided with a measuring bucket, the bottom surface of the bucket keeps a distance H away from the ground, an electronic displacement meter is fixedly arranged on a magnetic base, a probe of the electronic displacement meter is aligned with the bottom surface of the bucket, and a digital signal acquisition instrument used for detecting displacement signals of the electronic displacement meter in a datamation mode is connected with the electronic displacement meter through a cable.
In order to prevent the bucket from rotating during monitoring and affecting measurement and accuracy, it is preferable that the upper end of the steel wire is provided with an anti-rotation connector.
Preferably, the rotation-preventing connecting member includes two hanging rings connected to the upper and lower steel wires, and a pin connected between the hanging rings, and the pin is rotatably connected to the two hanging rings.
Preferably, the anti-rotation connecting piece comprises a first pin shaft connected with a steel wire at the upper end, a thrust bearing is arranged on the excircle of the first pin shaft, and the lower end of the first pin shaft is provided with an outer convex spigot used for being matched with the inner ring of the thrust bearing; and the connecting sleeve is arranged on the excircle of the thrust bearing, the upper end of the connecting sleeve is provided with an inner spigot extending towards the inner circle and used for being matched with the outer ring of the bearing, and the steel wire at the lower end is connected with the connecting sleeve.
Preferably, the length of the horizontal rod is 200-400 mm.
Preferably, the distance H from the bottom surface of the bucket to the ground is 200-300 mm.
Preferably, the diameter of the steel wire is 8 mm.
Preferably, the horizontal rod is arranged at a position 100-200mm below the U support.
By adopting the above technical scheme, the utility model, below through the U support on high formwork pole setting top is provided with the horizon bar, and be equipped with a steel wire at the tip of horizon bar, be equipped with the well-bucket bottom the steel wire, the well-bucket has certain distance apart from ground, and put the central point of the bottom of the probe contact well-bucket of electron displacement meter, thereby can monitor the settlement volume of high formwork pole setting in the concrete placement process, and through connecting a digital signal acquisition appearance, thereby can realize electron displacement count digitization, the automatic measured data that acquires from the electron displacement meter of data acquisition appearance, take notes, analytical calculation, form corresponding deformation figure, and can be through wired or wireless with signal transmission to long-range computer, vertical displacement data monitored in computer screen real-time display, and can provide transfinite alarming function. Therefore, the automatic measurement of the high formwork can be realized by adopting an electrical measurement method, and the precision completely meets the requirement. High formwork vertical displacement automatic monitoring device have simple structure, the operation of being convenient for can monitor the position that the deflection is big moreover, can monitor high formwork vertical displacement accurately.
The utility model discloses it is further equipped with an anti-rotation connecting piece in the upper end of steel wire to can avoid the well-bucket to take place rotatory phenomenon in monitoring process, influence measurement and measuring precision. It has the advantages of stability and convenient measurement. The utility model discloses.
Drawings
Fig. 1 is the utility model provides a pair of high formwork vertical displacement automatic monitoring device's overall structure schematic diagram.
Fig. 2 is the utility model provides a pair of high formwork vertical displacement automatic monitoring device removes enlarged schematic diagram of data acquisition instrument.
Fig. 3 is a cross-sectional view of a first anti-rotation connecting member of an automatic vertical displacement monitoring device for a high formwork according to the present invention;
fig. 4 is a cross-sectional view of a second anti-rotation connecting member of the automatic vertical displacement monitoring device for a high formwork according to the present invention;
fig. 5 is a schematic diagram of the high formwork vertical displacement automatic monitoring device provided by the utility model for monitoring.
Description of reference numerals: the high formwork upright stanchion comprises a high formwork upright stanchion 100, a U support 200, a horizontal pole 1, an anti-rotation connecting piece 2, a hanging ring 21, a pin shaft 22, a stop flange 221, a first pin shaft 23, a thrust bearing 24, an outer convex spigot 231, a connecting sleeve 25, an inner spigot 251, a steel wire 3, a bucket 4, an electronic displacement meter 5, a magnetic base 6, an installation upright stanchion 61, a clamping jaw 62, an installation pole 63, a cable 7 and a digital signal acquisition instrument 8.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings, but the scope of the present invention should not be limited by the preferred embodiments.
Embodiment one, as shown in fig. 1, 2, 3, 5, the utility model provides a high formwork vertical displacement automatic monitoring device, it includes: a horizontal rod 1 arranged below the U support 200 at the top end of the high formwork upright stanchion 100, wherein the extending length of the horizontal rod 1 is preferably 200-400mm, in this embodiment 300 mm; one end of a steel wire 3 is fixed at the free end part of the horizontal rod 1, the other end of the steel wire is drooping freely and is provided with a bucket 4 for measurement, the bottom surface of the bucket 4 is kept at a distance H from the ground, the distance H is preferably 200mm in the embodiment, and the diameter of the steel wire is 8 mm; an electron displacement meter 5 fixed mounting has an installation pole setting 61 on magnetic base 6, an installation pole 63 that has clamping jaw 62 with installation pole setting 61 is connected, and can adjust the mounted position from top to bottom at installation pole setting 61, and clamping jaw 62 is used for installing electron displacement meter 5, just electron displacement meter 5's probe is aimed at the central point of the bottom surface of well-bucket 4 puts, one be used for with the digital signal acquisition instrument 8 of the displacement signal datamation that electron displacement meter 5 detected pass through cable 7 with electron displacement meter 5 connects. High formwork vertical displacement automatic monitoring device during the use, before concrete placement, with the central point of the bottom surface of electronic displacement meter 5 alignment well-bucket 4 put, thereby can read the vertical position data of the central point of the bottom surface of this well-bucket 4 put, and mark is zero point, the in-process of pouring, the central point that can be through the bottom surface of electronic displacement meter 5 real-time supervision well-bucket 4 promptly descends the volume, and acquire measured data from electronic displacement meter 5 through digital signal acquisition appearance 8, and can be through wired or wireless with signal transmission to long-range computer in, the vertical displacement data of monitoring is shown in real time at the computer screen, and can also provide transfinite alarming function. Therefore, the utility model discloses can realize the vertical deformation condition of high formwork of automatic monitoring, see fig. 5, especially can with high formwork vertical displacement automatic monitoring device, establish the high formwork department at roof beam, slab plane middle part, the biggest position of vertical deformation promptly to the customer has overcome prior art, can only measure the problem of the sinkage of the peripheral support body of high formwork, has solved that monitoring data is inaccurate in the past, can not real-time supervision to and the problem that sinkage exceeds standard and can't detect out.
For monitoring purposes, the bucket 4 is held steady and not rotated. Preferably, an anti-rotation connecting member 2 is provided at an upper portion of the wire 3, and referring to fig. 3, the anti-rotation connecting member 2 includes two hanging rings 21 connected to the upper and lower wires, respectively, and a pin 22 connected between the hanging rings 21, and the pin 22 has stopping flanges 221 at both ends thereof, and the pin 22 is rotatably connected between the two hanging rings 21. From this can be so that can freely rotate between rings 21 about, the well-bucket 4 of having avoided 3 bottoms of steel wire to produce rotatoryly because of attacking for well-bucket 4 is more stable, ensures that the monitoring is more accurate.
The second embodiment, referring to fig. 4, is different from the previous embodiment in that: the anti-rotation connecting piece 2 comprises a first pin shaft 23 connected with the steel wire 3 at the upper end, a thrust bearing 24 is arranged on the excircle of the first pin shaft 23, and an outer convex spigot 231 is arranged at the lower end of the first pin shaft 23 and is used for being matched with the inner ring of the thrust bearing 24; a connecting sleeve 25 is arranged on the outer circle of the thrust bearing 24, an inner spigot 251 extending towards the inner circle is arranged at the upper end of the connecting sleeve 25 and used for being matched with the outer circle of the thrust bearing 24, and a steel wire 3 at the lower end is connected to the lower end of the connecting sleeve 25. Because the steel wires 3 at the upper end and the lower end of the anti-rotation connecting piece 2 are respectively connected with the pin shaft I23 of the inner ring of the bearing 24 and the connecting sleeve 25 connected with the outer ring, the upper steel wire 3 and the lower steel wire 3 can rotate freely relatively, the rotation phenomenon of the bucket 4 at the lower end in the measuring process is avoided, and the stability in the measuring process is ensured.
The above description is intended to be illustrative, and not restrictive, and it will be understood by those skilled in the art that various modifications, changes, or equivalents may be made without departing from the spirit and scope of the present invention, such as changing the diameter of the wire, changing the distance of the bucket from the ground, changing the distance of the horizontal bar from the U-bracket, and the like, and all will fall within the scope of the present invention.
Claims (8)
1. The utility model provides a high formwork vertical displacement automatic monitoring device which characterized in that: it includes: the device comprises a horizontal rod arranged below a U support at the top end of a high formwork erecting rod, one end of a steel wire is fixed at the end part of the horizontal rod, the other end of the steel wire freely droops and is provided with a measuring bucket, the bottom surface of the bucket keeps a distance H away from the ground, an electronic displacement meter is fixedly arranged on a magnetic base, a probe of the electronic displacement meter is aligned with the bottom surface of the bucket, and a digital signal acquisition instrument used for detecting displacement signals of the electronic displacement meter in a datamation mode is connected with the electronic displacement meter through a cable.
2. The automatic monitoring device for the vertical displacement of the high formwork according to claim 1, characterized in that: the upper end of the steel wire is provided with an anti-rotation connecting piece.
3. The automatic monitoring device for the vertical displacement of the high formwork according to claim 2, characterized in that: the anti-rotation connecting piece comprises two lifting rings connected with the upper steel wire and the lower steel wire respectively and a pin shaft connected between the lifting rings, and the pin shaft is rotatably connected with the two lifting rings.
4. The automatic monitoring device for the vertical displacement of the high formwork according to claim 2, characterized in that: the anti-rotation connecting piece comprises a first pin shaft connected with a steel wire at the upper end, a thrust bearing is arranged on the excircle of the first pin shaft, and the lower end of the first pin shaft is provided with an outward convex spigot used for being matched with the inner ring of the thrust bearing; and the connecting sleeve is arranged on the excircle of the thrust bearing, the upper end of the connecting sleeve is provided with an inner spigot extending towards the inner circle and used for being matched with the outer ring of the bearing, and the steel wire at the lower end is connected with the connecting sleeve.
5. The automatic monitoring device for the vertical displacement of the high formwork according to any one of claims 1 to 4, wherein: the length of the horizontal rod is 200mm and 400 mm.
6. The automatic monitoring device for the vertical displacement of the high formwork according to any one of claims 1 to 4, wherein: the distance H from the bottom surface of the bucket to the ground is 200-300 mm.
7. The automatic monitoring device for the vertical displacement of the high formwork according to any one of claims 1 to 4, wherein: the diameter of the steel wire is 8 mm.
8. The automatic monitoring device for the vertical displacement of the high formwork according to any one of claims 1 to 4, wherein: the horizontal rod is arranged at the position which is 100-200mm below the U support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120310904.XU CN214893219U (en) | 2021-02-03 | 2021-02-03 | Automatic monitoring device for vertical displacement of high formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120310904.XU CN214893219U (en) | 2021-02-03 | 2021-02-03 | Automatic monitoring device for vertical displacement of high formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214893219U true CN214893219U (en) | 2021-11-26 |
Family
ID=78857402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120310904.XU Active CN214893219U (en) | 2021-02-03 | 2021-02-03 | Automatic monitoring device for vertical displacement of high formwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214893219U (en) |
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2021
- 2021-02-03 CN CN202120310904.XU patent/CN214893219U/en active Active
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