CN212052561U - Disconnection clearing device for inverted-hanging monitoring facility - Google Patents
Disconnection clearing device for inverted-hanging monitoring facility Download PDFInfo
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- CN212052561U CN212052561U CN202020137378.7U CN202020137378U CN212052561U CN 212052561 U CN212052561 U CN 212052561U CN 202020137378 U CN202020137378 U CN 202020137378U CN 212052561 U CN212052561 U CN 212052561U
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Abstract
The utility model discloses a monitoring facilities broken string clearing device that hangs down. The utility model discloses a disconnection clearing device of a reverse drooping monitoring facility comprises a plurality of sections of stainless steel wires, a steel wire rope and a chain block; one end of each section of stainless steel wire is bent into a hook shape, the stainless steel wires are arranged in equal intervals according to the number of the sections of the stainless steel wires along the circumference of the cross section of the steel wire rope and are attached to the lower end of the steel wire rope along the length direction of the steel wire rope, and the stainless steel wires are fixed on the steel wire rope by a hoop; the length of the steel wire rope is longer than the depth of the inverted hole; the upper end of the steel wire rope penetrates through a hook arranged at the lower part of the chain block, and the upper end of the steel wire rope is fixed by a buckle. The chain block is hung on the tripod through a hook arranged on the upper part of the chain block; the tripod is arranged on the ground, and the height of the tripod can be adjusted, so that the tripod is convenient for workers to operate. The utility model discloses need not to use the main equipment such as rig, and device preparation, installation and easy operation are convenient, also can use in the less dam corridor in space.
Description
Technical Field
The utility model relates to a dam safety monitoring facility maintenance technical field, concretely relates to monitoring facility disconnection clearing device that hangs down.
Background
In order to monitor the horizontal displacement of arch dams and gravity dams, a plumb line device is often installed in the dam body for long-term observation. The plumb line device is generally divided into an upper part and a lower part, wherein the upper part is a plumb line, namely an indium steel wire is arranged in a special shaft from the dam crest to a gallery in the dam, the upper end of the indium steel wire is fixed at the dam crest, the lower end of the indium steel wire suspends a heavy hammer, the heavy hammer is arranged in an oil drum, and the horizontal displacement of a dam body relative to the gallery can be monitored by observing the displacement of the indium steel wire at a measuring point; the lower part is an inverted vertical line, namely an indium steel wire is arranged in a drill hole from the gallery to the deep part of the dam foundation bedrock, the lower end of the indium steel wire is fixed at the hole bottom (immobile point) through an anchor block, the upper end of the indium steel wire is tied on a floater of an orifice floating device, and the horizontal displacement of the gallery relative to the immobile point of the dam foundation bedrock is monitored through a measuring point arranged in the gallery. The absolute horizontal displacement of each measuring point in the dam body can be calculated through the combined use of the forward line and the backward line. For a dam with low dam height, the upper end of the inverted vertical line can be directly arranged at the top of the dam, and the absolute horizontal displacement of the dam can be directly monitored.
The main equipment of the plumb line device, namely the indium steel wire, can be broken after being used for a long time or when the plumb line device is not used properly, at the moment, the plumb line can be directly replaced from the top, but for the inverted plumb line, a hole is generally swept in the original inverted plumb hole, the indium steel wire and the concrete above the anchor block are all taken out, and then a new anchor block and the indium steel wire are installed at the position (on the old anchor block) where the hole is cleared, but the method has the following defects or shortcomings: (1) drilling equipment is required to enter a field, so that the investment is high, and meanwhile, a drilling machine needs to be disassembled and carried into a dam corridor, so that the working difficulty is high; (2) devices such as a bracket, a buoy and the like above the observation platform and the inverted hole need to be removed, and the new anchor block and the indium steel wire still need to be installed again after being installed, so that the process is complex; (3) and drilling rigs cannot be arranged in the dam gallery with small space.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the difficult technical difficulty who clears away of monitoring facility broken string that hangs down, provide the clearing device of monitoring facility broken string that hangs down to restore the essential condition of creation for the monitoring facility that hangs down.
The utility model provides a technical scheme as follows:
monitoring facilities disconnection clearing device that hangs down includes a plurality of sections stainless steel wire, wire rope, chain block, the one end of every section stainless steel wire is buckled into hook-like, is similar to the barb of fishhook. The stainless steel wires are arranged along the circumference of the cross section of the steel wire rope in equal intervals according to the number of the segments, are attached to the lower end of the steel wire rope along the length direction of the steel wire rope, are fixed on the steel wire rope by a hoop, penetrate through a hook arranged on the lower portion of the chain block at the upper end of the steel wire rope, and are fixed by a buckle.
The chain block is hung on the tripod through a hook arranged on the upper part of the chain block. The tripod is arranged on the ground, and the height of the tripod can be adjusted, so that the tripod is convenient for workers to operate.
The length of the steel wire rope is longer than the depth of the inverted hole.
The clamp spacing is substantially equal.
The stainless steel wire is preferably 4 segments.
The utility model discloses monitoring facilities disconnection clearing device's that hangs down application method, including following step:
s1, measuring the depth L from the orifice of the inverted vertical hole to the top of the anchoring end0Distance L from the orifice to the bottom of the float bowl1And the remaining broken length L of the inverted perpendicular line of the orificexThe length of the remaining inverted vertical line in the hole is L ═ L0+L1-Lx；
S2, fixing a plurality of sections of stainless steel wires bent into hook-shaped steel wires on the steel wire rope through a hoop;
s3, placing a tripod bracket on the ground of the orifice of the inverted hole, and adjusting the height of the bracket to facilitate the operation of people; aligning the top of the tripod to the center of the inverted hole, and installing a chain block;
s4, slowly placing a steel wire rope with one end provided with a stainless steel wire hook into an inverted hole, rotating the steel wire rope along the hole wall when the steel wire rope is blocked and can not be placed after multiple attempts, gradually winding the broken inverted vertical line on the steel wire rope, trying to pull the steel wire rope while rotating, tensioning the steel wire rope when obviously sensing the stress of the steel wire rope and can not be pulled, hanging the upper end of the steel wire rope on a hook at the lower part of a chain block, and fixing the upper end of the steel wire rope by adopting a buckle;
s5, pulling the chain block until the inverted vertical line in the inverted vertical hole is broken, taking out the broken inverted vertical line, and measuring the length l of the broken inverted vertical line0The length of the remaining inverted vertical line in the hole is L-L0；
And S6, lowering the steel wire rope again, repeating the steps S4 and S5, and when the length l of the remaining inverted vertical line is smaller than the diameter of the inverted vertical hole, determining that the broken inverted vertical line is removed.
And after the broken inverted vertical line is removed, looking up the installation and embedding testboard data of the original inverted vertical hole, determining the effective aperture and the circle center position of the inverted vertical hole, installing a new anchor block according to the specification of an inverted vertical device manufacturer, grouting, finally installing assemblies such as a floating barrel and the like, and completing the restoration of the inverted vertical monitoring facility.
The reverse perpendicular line is an indium steel wire.
The utility model has the advantages that:
(1) large-scale equipment such as a drilling machine and the like is not required, and the equipment is simple and convenient to manufacture, install and operate.
(2) The method can also be applied to dam galleries with small space.
(3) Because the depth of the inverted vertical hole is generally deeper (the dam height is 1/4-1/2, and is not less than 10m), and the length of the residual old anchor section at the bottom is generally only 1.0-1.5 m, the influence of not removing the old anchor block on the observation effect is not large.
Drawings
Fig. 1 is a schematic structural view of a disconnection removing device of an inverted vertical monitoring facility according to an embodiment of the present invention;
fig. 2 is a detailed view of the lower end of the steel wire rope of the embodiment of the invention;
fig. 3 is a detailed view of the upper end of the steel wire rope of the embodiment of the present invention;
FIG. 4 is a schematic diagram of the calculation of the length of the broken indium steel wire in the inverted hole according to the embodiment of the present invention;
FIG. 5 is a schematic diagram of the calculation of the remaining length of the indium wire in the inverted hole according to the embodiment of the present invention;
fig. 6 is a schematic structural view of the reversed perpendicular line after repair.
In the figure: 1-an inverted hole; 2-indium steel wire; 3-a steel wire rope; 31-buckling; 32-a clamp; 4-stainless steel wire; 5-chain block; 51-tripod stand; 6-floating barrel; 7-anchor block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in fig. 1 to 6, the utility model discloses monitoring facility disconnection clearing device hangs down, including four sections stainless steel wire 4, wire rope 3, chain block 5, the length of every section stainless steel wire 4 is 20 ~ 30cm generally, and the diameter is 3 ~ 4mm generally, and the one end of every section stainless steel wire 4 is bent into hook-like, is similar to the barb of fishhook, and the length of hook is 5 ~ 8cm generally, and the angle of bending is 40 ~ 50 degrees generally; the stainless steel wires 4 are arranged in an equal division mode along the circumference of the cross section of the steel wire rope 3 by 90 degrees, the stainless steel wires 4 are attached to the lower end of the steel wire rope 3 along the length direction of the steel wire rope 3, the stainless steel wires 4 are fixed on the steel wire rope 3 through 3-5 hoops 32, and the distances between the hoops 32 are basically equal. The length of the steel wire rope 3 is generally longer than the depth of the inverted hole 1 by about 2 m; the upper end of the steel wire rope 3 penetrates through a hook arranged at the lower part of the chain block 5, and the upper end of the steel wire rope 3 is fixed by a buckle 31. The chain block 5 is hung on the tripod 51 by a hook arranged on the upper part thereof. The tripod 51 is arranged on the ground, and the height of the tripod 51 is adjusted, so that the operation of workers is facilitated.
The utility model discloses monitoring facilities disconnection clearing device's that hangs down application method, including following step:
s1, measuring the depth L from the orifice of the inverted vertical hole 1 to the top of the anchoring end0Distance L from the orifice to the bottom of the float bowl 61And the remaining broken indium wire length L of the orificexThe length of the residual indium steel wire in the hole is L ═ L0+L1-Lx。
S2, the four-piece stainless steel wire 4 bent into a hook shape is fixed to the wire rope 3 by the clip 32.
S3, mounting a chain block 5 tripod bracket 51 on the ground of the orifice of the inverted hole 1, and adjusting the height of the tripod bracket 51 to facilitate the operation of people; the top of the tripod bracket 51 is aligned with the center of the inverted hole 1, and the chain block 5 is installed.
S4, slowly placing the steel wire rope 3 with one end provided with the stainless steel wire hook into the inversely hanging hole 1, rotating the steel wire rope 3 along the hole wall when the steel wire rope 3 meets resistance and cannot be placed through repeated attempts, gradually winding the broken indium steel wire 2 on the steel wire rope 3, trying to pull the steel wire rope 3 while rotating, tensioning the steel wire rope 3 when obviously sensing the stress of the steel wire rope 3 and cannot be pulled, hanging the upper end of the steel wire rope 3 on a hook at the lower part of the chain block 5, and fixing the upper end of the steel wire rope 3 by adopting a buckle 31.
S5, pulling the chain block 5 until the indium steel wire 2 in the inverted hole 1 is broken, taking out the broken indium steel wire 2, and measuring the length l0The length of the residual indium steel wire 2 in the hole is L-L0；
S6, lowering the steel wire rope 3 again, repeating the steps S4 and S5, and when the length l of the residual indium steel wire 2 is smaller than the diameter of the inverted hole 1, determining that the broken indium steel wire 2 is removed.
And after the broken inverted vertical line is removed, looking up the original inverted vertical hole 1 for installing and burying the evidence of examination, determining the effective aperture and the circle center position of the inverted vertical hole 1, installing a new anchor block 7 according to the specification of an inverted vertical device manufacturer, grouting, finally installing assemblies such as a floating barrel 6 and the like, and completing the restoration of the inverted vertical monitoring facility.
The above embodiments are described in connection with the accompanying drawings, but should not be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which all fall within the scope of the present invention.
Claims (5)
1. Monitoring facility disconnection clearing device that hangs down, its characterized in that: the steel wire rope comprises a plurality of sections of stainless steel wires, a steel wire rope and a chain block; one end of each section of stainless steel wire is bent into a hook shape, the stainless steel wires are arranged in equal intervals according to the number of the sections of the stainless steel wires along the circumference of the cross section of the steel wire rope and are attached to the lower end of the steel wire rope along the length direction of the steel wire rope, and the stainless steel wires are fixed on the steel wire rope by a hoop; the upper end of the steel wire rope penetrates through a hook arranged at the lower part of the chain block, and the upper end of the steel wire rope is fixed by a buckle.
2. The apparatus according to claim 1, wherein: the hand chain block is hung on the tripod bracket with adjustable height through the hook arranged on the upper part of the hand chain block, and the tripod bracket is arranged on the ground.
3. The apparatus according to claim 1, wherein: the length of the steel wire rope is longer than the depth of the inverted hole.
4. The apparatus according to claim 1, wherein: the clamp intervals are equal.
5. The apparatus according to claim 1, wherein: the stainless steel wire is provided with four sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020137378.7U CN212052561U (en) | 2020-01-21 | 2020-01-21 | Disconnection clearing device for inverted-hanging monitoring facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020137378.7U CN212052561U (en) | 2020-01-21 | 2020-01-21 | Disconnection clearing device for inverted-hanging monitoring facility |
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| Publication Number | Publication Date |
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| CN212052561U true CN212052561U (en) | 2020-12-01 |
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| CN202020137378.7U Active CN212052561U (en) | 2020-01-21 | 2020-01-21 | Disconnection clearing device for inverted-hanging monitoring facility |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152242A (en) * | 2021-12-18 | 2022-03-08 | 浙江省正邦水电建设有限公司 | Dam horizontal displacement monitoring vertical line protection pipe pre-embedding construction method |
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2020
- 2020-01-21 CN CN202020137378.7U patent/CN212052561U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152242A (en) * | 2021-12-18 | 2022-03-08 | 浙江省正邦水电建设有限公司 | Dam horizontal displacement monitoring vertical line protection pipe pre-embedding construction method |
| CN114152242B (en) * | 2021-12-18 | 2024-04-05 | 浙江省正邦水电建设有限公司 | Dam horizontal displacement monitoring vertical line protection pipe pre-embedding construction method |
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