CN110004827B - Anchor rope unlocking device - Google Patents
Anchor rope unlocking device Download PDFInfo
- Publication number
- CN110004827B CN110004827B CN201910261817.7A CN201910261817A CN110004827B CN 110004827 B CN110004827 B CN 110004827B CN 201910261817 A CN201910261817 A CN 201910261817A CN 110004827 B CN110004827 B CN 110004827B
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- China
- Prior art keywords
- semicircular seat
- steel plate
- unlocking device
- lower semicircular
- plate
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 76
- 239000010959 steel Substances 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 abstract description 2
- 239000011435 rock Substances 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses an anchor cable unlocking device which comprises an unlocking device, a tensioning jack and a mounting frame, wherein the unlocking device comprises a first steel plate, a second steel plate and four round steels, the four round steels are respectively fixed at four corners of the first steel plate, the second steel plate is fixed between the four round steels, the tensioning jack is arranged on one side of the unlocking device, the mounting frame comprises a U-shaped plate, a lower semicircular seat, an upper semicircular seat, a positioning mechanism and a circular ring, the lower semicircular seat and the upper semicircular seat are fixedly connected and are positioned in an inner cavity of the unlocking device, the lower semicircular seat is rotationally connected with the U-shaped plate, the U-shaped plate and the lower semicircular seat are sleeved on the surface of the tensioning jack, circular arc holes are symmetrically formed in two sides of the U-shaped plate, and the positioning mechanism is used for fixing the inclination angle of the lower semicircular seat. The unlocking device can complete assembly on site, is simple and convenient, is easy to operate, and meanwhile, the installation frame can support the inclination angle of the tensioning jack, so that the tensioning jack is more stable in working.
Description
Technical Field
The invention belongs to the technical field of anchor cable unlocking, and particularly relates to an anchor cable unlocking device.
Background
The anchor cable refers to the anchor cable which is divided into a plurality of steel bundles to be respectively anchored in an anchor ingot when the main cable is anchored in a side hole in a suspension bridge. The anchor cable is a prestress steel strand which passes through the sliding surface of the side slope in a stable rock body with the outer end fixed on the slope and the other end anchored in the sliding surface, and the anti-sliding resistance is directly generated on the sliding surface, so that the anti-sliding friction resistance is increased, the structural surface is in a compressed state, and the integrity of the rock body of the side slope is improved, thereby fundamentally improving the mechanical property of the rock body, effectively controlling the displacement of the rock body, promoting the stability of the rock body and achieving the purposes of repairing a smooth layer, a landslide, dangerous rock and dangerous rock. The traditional foundation pit supporting mode is row piles, supporting beams and anchor cables, and the foundation pit is vertically provided with 2-4 layers of anchor cables.
Sometimes, after the anchor cable is tensioned and locked, the locked anchor cable needs to be unlocked. When the inclined anchor cable is unlocked, the clamping piece or the anchor cable can be cut in the past, so that the anchor cable is damaged and fails, and meanwhile, the inclined anchor cable is inconvenient to provide support for the jack.
Disclosure of Invention
The invention aims to provide an anchor cable unlocking device, which solves the technical problems that in the past, clamping pieces or anchor cables can be cut to cause anchor cable damage and failure, and a jack is inconvenient to support when an inclined anchor cable is unlocked.
The technical scheme for solving the technical problems is as follows: an anchor line unlocking device, comprising:
the unlocking device comprises a first steel plate, a second steel plate and round steel, wherein a first opening is formed in the center of the first steel plate, positioning holes matched with the round steel are formed in four corners of the second steel plate, second openings are formed in the center of the second steel plate, the number of the round steel is four, the four round steel is respectively fixed at four corners of one side of the first steel plate, and the second steel plate is fixed among the four round steel;
the tensioning jack is arranged on one side, far away from the second steel plate, of the first steel plate and is matched with the first opening;
the mounting bracket, the mounting bracket includes U-shaped board, lower semicircle seat, goes up semicircle seat, positioning mechanism and ring, lower semicircle seat and last semicircle seat are located the inner chamber of U-shaped board, just the bottom and the lower semicircle seat fixed connection of going up semicircle seat, the both sides and the U-shaped board of lower semicircle seat rotate to be connected, the surface at the tensioning jack is established to U-shaped board and lower semicircle seat cover, the circular arc hole has all been seted up to the equal symmetry in both sides of U-shaped board, the front end and the rear end of lower semicircle seat both sides all are provided with positioning mechanism, positioning mechanism runs through the circular arc hole and extends to the outside of U-shaped board, positioning mechanism is used for fixed the inclination of lower semicircle seat, the center department and the ring fixed connection at U-shaped board top.
According to the anchor cable unlocking device disclosed by the invention, the positioning mechanism comprises the screw rod, the screw pipe and the circular plate, the first end of the screw rod is fixedly connected with the lower semicircular seat, the second end of the screw rod extends to the inner cavity of the circular arc hole, the screw pipe is sleeved on the surface of the screw rod and is in threaded connection with the screw rod, one end of the screw pipe, which is far away from the lower semicircular seat, extends to the outer side of the U-shaped plate and is fixedly connected with the circular plate, and the circular plate is in contact with the surface of the U-shaped plate.
According to the anchor cable unlocking device disclosed by the invention, the center of one side, far away from the spiral tube, of the circular plate is provided with the rotary block, and the rotary block is in a regular hexagonal prism shape.
The anchor cable unlocking device disclosed by the invention further comprises the screw pipe, wherein the length of the screw pipe is smaller than that of the screw rod.
According to the anchor cable unlocking device disclosed by the invention, further, the two sides of the bottom of the upper semicircular seat are respectively provided with the first connecting lug, the two sides of the top of the lower semicircular seat are respectively provided with the second connecting lug, the top of the second connecting lug is provided with the groove matched with the first connecting lug, and the upper semicircular seat and the lower semicircular seat are fixedly connected through the bolts.
The beneficial effects of the invention are as follows:
1. according to the anchor cable unlocking device, the unlocking device is formed by welding the first steel plate, the second steel plate and the four round steels, so that the unlocking device has a wider operation space, meanwhile, the second steel plate is used for limiting the anchor head steel plate, the assembly can be completed on site, and the anchor cable unlocking device is simple and convenient and easy to operate.
2. According to the invention, the installation frame is arranged, the rotatable lower semicircular seat is arranged in the inner cavity of the U-shaped plate, the tensioning jack is fixed in the inner cavity by utilizing the cooperation of the upper semicircular seat and the lower semicircular seat, and the position of the lower semicircular seat is fixed by utilizing the cooperation of the circular arc hole and the positioning mechanism, so that the inclination angle of the tensioning jack can be supported, the tensioning jack is more stable in working, and the user can operate the tensioning jack conveniently.
3. The first steel plate, the second steel plate and the round steel can be obtained from the site and can be recycled.
4. According to the invention, through the arrangement of the first lightening holes and the second lightening holes, the weight of the U-shaped plate and the lower semicircular seat is reduced, and further the power consumption required by the peripheral traction device in lifting the device is reduced.
Drawings
The foregoing and/or other advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the invention, wherein:
fig. 1 is a schematic structural view of an anchor cable unlocking device according to an embodiment when installed;
fig. 2 is a schematic structural view of an embodiment of the anchor cable unlocking device when the clip is pulled out;
FIG. 3 is a schematic diagram of an unlocking device according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a second steel plate according to an embodiment of the present invention;
FIG. 5 is a schematic view of a left-hand construction of a mounting bracket according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a mounting frame according to an embodiment of the present invention;
FIG. 7 is a schematic view of a positioning mechanism according to an embodiment of the present invention;
fig. 8 is a right side view of an anchor according to an embodiment of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. the unlocking device comprises an unlocking device, 11, a first steel plate, 111, a first opening, 12, a second steel plate, 121, a positioning hole, 122, a second opening, 13, round steel, 2, a tensioning jack, 3, a mounting frame, 31, a U-shaped plate, 311, a circular arc hole, 312, a first lightening hole, 32, a lower semicircular seat, 321, a second lightening hole, 33, an upper semicircular seat, 34, a positioning mechanism, 341, a screw, 342, a screw, 343, a circular plate, 344, a rotating block, 35, a circular ring, 4, a pile face, 5, a waist beam, 6, an anchor head steel plate, 7, an anchor, 8, a clamping piece, 9 and an anchor cable.
Detailed Description
Hereinafter, an embodiment of the anchor cable unlocking device of the present invention will be described with reference to the accompanying drawings.
Fig. 1 to 7 show an anchor cable unlocking device according to an embodiment of the present invention, which includes an unlocking device 1, a tensioning jack 2 and a mounting frame 3, wherein the unlocking device 1 includes a first steel plate 11, a second steel plate 12 and round steel 13, the specifications of the first steel plate 11 and the second steel plate 12 are 300mm x 20mm, the specifications of the round steel 13 are phi 50 x 165mm, a first opening 111 is formed in the center of the first steel plate 11, positioning holes 121 adapted to the round steel 13 are formed in four corners of the second steel plate 12, second openings 122 are formed in the center of the second steel plate 12, the number of the round steel 13 is four, the four round steel 13 are welded to four corners on one side of the first steel plate 11, the second steel plate 12 is welded between the four round steel 13, the tensioning jack 2 is disposed on one side of the first steel plate 11 away from the second steel plate 12, the tensioning jack 2 is matched with the first opening 111, and the tensioning jack 2 is a hydraulic jack with a JRRH-30T type.
The mounting frame 3 comprises a U-shaped plate 31, a lower semicircular seat 32, an upper semicircular seat 33, a positioning mechanism 34 and a circular ring 35, wherein the first lightening holes 312 are formed in two sides of the top of the U-shaped plate 31, the first lightening holes 312 are rectangular holes, the weight of the U-shaped plate 31 is greatly reduced through the first lightening holes 312, the power consumption required by a peripheral traction device for lifting the device is reduced, seven second lightening holes 321 are formed in one side of the lower semicircular seat 32 at equal intervals, the second lightening holes 321 are round holes, the weight of the lower semicircular seat 32 is greatly reduced through the second lightening holes 321, the power consumption required by the peripheral traction device for lifting the device is reduced, the lower semicircular seat 32 and the upper semicircular seat 33 are positioned in the inner cavity of the U-shaped plate 31, the bottom of the upper semicircular seat 33 is fixedly connected with the lower semicircular seat 32, in particular, two sides of the bottom of the upper semicircular seat 33 are respectively provided with a first connecting lug, the two sides of the top of the lower semicircular seat 32 are provided with second connecting lugs, the top of the second connecting lugs is provided with grooves matched with the first connecting lugs, the upper semicircular seat 33 and the lower semicircular seat 32 are fixedly connected through bolts, when the tensioning jack 2 is installed between the lower semicircular seat 32 and the upper semicircular seat 33 through the arrangement of the first connecting lugs, the second connecting lugs, the grooves and the bolts, the upper semicircular seat 33 is firstly taken down, the tensioning jack 2 is placed in the lower semicircular seat 32, then the upper semicircular seat 33 is placed on the lower semicircular seat 32, the first connecting lugs are positioned in the inner cavity of the grooves, finally the upper semicircular seat 33 is fixed on the lower semicircular seat 32 through the bolts, simultaneously, the tensioning jack 2 is fixed through the matching of the upper semicircular seat 33 and the lower semicircular seat 32, the two sides of the lower semicircular seat 32 are rotationally connected with the U-shaped plate 31 through a rotating shaft, the U-shaped plate 31 and the lower semicircular seat 32 are sleeved on the surface of the tensioning jack 2, the two sides of the U-shaped plate 31 are symmetrically provided with arc holes 311, the front end and the rear end of the two sides of the lower semicircular seat 32 are respectively provided with a positioning mechanism 34, the positioning mechanisms 34 penetrate through the arc holes 311 and extend to the outer side of the U-shaped plate 31, each positioning mechanism 34 comprises a screw 341, a screw tube 342 and a circular plate 343, the first end of the screw 341 is fixedly connected with the lower semicircular seat 32, the second end of the screw 341 extends to the inner cavity of the arc holes 311, the screw tube 342 is sleeved on the surface of the screw 341 and is in threaded connection with the screw 341, the length of the screw tube 342 is smaller than that of the screw 341, one end of the screw tube 342, which is far away from the lower semicircular seat 32, extends to the outer side of the U-shaped plate 31 and is fixedly connected with the circular plate 343, the circular plate 343 is in contact with the surface of the U-shaped plate 31, during the use, through the screw thread cooperation of screw rod 341 and screwed pipe 342, drive screwed pipe 342 through rotatory plectrum 343 and rotate on screw rod 341, when the surface separation of plectrum 343 and U-shaped board 31, can rotate lower semicircle seat 32, when plectrum 343 and the surface in close contact with of U-shaped board 31, can fix the inclination of lower semicircle seat 32, and then reached the purpose that positioning mechanism 34 is used for fixed inclination of lower semicircle seat 32, the plectrum 343 is kept away from the center department of screwed pipe 342 one side and is equipped with the rotary piece 344, the shape of rotary piece 344 is regular hexagonal prism, through the setting of rotary piece 344, the user can act on rotary piece 344 through the electric bolt rifle of peripheral hardware, and then reach the effect of conveniently rotating plectrum 343, the central department at U-shaped board 31 top and ring 35 fixed connection.
When the unlocking device is used, as shown in fig. 1, the right side of the unlocking device 1 is provided with a waist beam 5, the right side of the waist beam 5 is provided with an inclined plane, the right inclined plane of the waist beam 5 is provided with an anchor head steel plate 6, the right side of the anchor head steel plate 6 is provided with an anchor 7, the interiors of the pile face 4, the waist beam 5, the anchor head steel plate 6 and the anchor 7 are penetrated and provided with anchor cables 9, the number of the anchor cables 9 is four, as shown in fig. 8, one side of the anchor 7 is provided with four through holes matched with the anchor cables 9;
firstly, the unlocking device 1 is placed on the anchor head steel plate 6, the left ends of four round steels 13 are in contact with the anchor head steel plate 6, the anchor cable 9 passes through the second opening 122 and the first opening 111, meanwhile, the left side of the second steel plate 12 is propped against the anchor device 7, the tensioning jack 2 is fixed through the matching of the lower semicircular seat 32, the upper semicircular seat 33 and bolts, then the circular ring 35 on the mounting frame 3 is lifted by using a peripheral traction device, the tensioning jack 2 is rotated according to the inclination angle of the anchor cable 9, the inclination angle of the tensioning jack 2 is consistent with the inclination angle of the anchor cable 9, then the mounting frame 3 is moved by the traction device, the anchor cable 9 passes through the tensioning jack 2 until the left side of the tensioning jack 2 is in contact with the first steel plate 11, then the tensioning jack 2 is started, the tensioning jack 2 gradually exerts force, the anchor cable 9 is clamped by a clamp on the tensioning jack 2, the anchor cable 9 is driven to move rightwards by the clamp piece 8 on the anchor cable 9, the second steel plate 12 is in contact with the anchor device 7, the effect of limiting the anchor device 7 is achieved, the anchor piece 8 is separated from the anchor device 7, namely the clamp piece 8 can be removed from the anchor piece 8, and finally, the clamping piece 2 is removed from the tensioning jack 2, as shown in fig. 6, and the unlocking device is completed.
The above disclosed features are not limited to the disclosed combinations with other features, and other combinations between features can be made by those skilled in the art according to the purpose of the invention to achieve the purpose of the invention.
Claims (5)
1. An anchor cable unlocking device, comprising: the device comprises an unlocking device, a tensioning jack and a mounting frame; the unlocking device comprises a first steel plate, a second steel plate and round steel, wherein a first opening is formed in the center of the first steel plate, positioning holes matched with the round steel are formed in four corners of the second steel plate, second openings are formed in the center of the second steel plate, the number of the round steel is four, the four round steel is respectively fixed at four corners of one side of the first steel plate, and the second steel plate is fixed among the four round steel; the tensioning jack is arranged on one side, far away from the second steel plate, of the first steel plate, and is matched with the first opening; the mounting frame comprises a U-shaped plate, a lower semicircular seat, an upper semicircular seat, a positioning mechanism and a circular ring, wherein the lower semicircular seat and the upper semicircular seat are positioned in an inner cavity of the U-shaped plate, the bottom of the upper semicircular seat is fixedly connected with the lower semicircular seat, two sides of the lower semicircular seat are rotationally connected with the U-shaped plate, the U-shaped plate and the lower semicircular seat are sleeved on the surface of the tensioning jack, arc holes are symmetrically formed in two sides of the U-shaped plate, the front end and the rear end of two sides of the lower semicircular seat are respectively provided with the positioning mechanism, the positioning mechanism penetrates through the arc holes and extends to the outer side of the U-shaped plate, and the positioning mechanism is used for fixing the inclination angle of the lower semicircular seat, and the center of the top of the U-shaped plate is fixedly connected with the circular ring.
2. The anchor cable unlocking device according to claim 1, wherein the positioning mechanism comprises a screw rod, a screw tube and a circular plate, the first end of the screw rod is fixedly connected with the lower semicircular seat, the second end of the screw rod extends to the inner cavity of the circular arc hole, the screw tube is sleeved on the surface of the screw rod and is in threaded connection with the screw rod, one end of the screw tube, which is far away from the lower semicircular seat, extends to the outer side of the U-shaped plate and is fixedly connected with the circular plate, and the circular plate is in contact with the surface of the U-shaped plate.
3. The anchor cable unlocking device according to claim 2, wherein a rotary block is arranged at the center of one side of the circular plate far away from the spiral tube, and the rotary block is in a regular hexagonal prism shape.
4. A cable bolt unlocking apparatus according to claim 3 wherein the length of the screw is less than the length of the screw.
5. The anchor cable unlocking device according to claim 4, wherein first connecting lugs are arranged on two sides of the bottom of the upper semicircular seat, second connecting lugs are arranged on two sides of the top of the lower semicircular seat, grooves matched with the first connecting lugs are formed in the tops of the second connecting lugs, and the upper semicircular seat and the lower semicircular seat are fixedly connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910261817.7A CN110004827B (en) | 2019-04-02 | 2019-04-02 | Anchor rope unlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910261817.7A CN110004827B (en) | 2019-04-02 | 2019-04-02 | Anchor rope unlocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110004827A CN110004827A (en) | 2019-07-12 |
| CN110004827B true CN110004827B (en) | 2024-01-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910261817.7A Active CN110004827B (en) | 2019-04-02 | 2019-04-02 | Anchor rope unlocking device |
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| Country | Link |
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| CN (1) | CN110004827B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198127B (en) * | 2021-12-02 | 2024-03-12 | 山东省物化探勘查院 | Automatic unlocking device for prestressed anchor cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929118A (en) * | 2015-07-13 | 2015-09-23 | 叶益斌 | Combined type recoverable anchor cable structural component and application thereof |
| CN206110128U (en) * | 2016-07-29 | 2017-04-19 | 上海宝冶集团有限公司 | But anchor cable structure that unblock was retrieved |
| CN107513996A (en) * | 2017-10-20 | 2017-12-26 | 上海智平基础工程有限公司 | A kind of anchorage and its construction method of recoverable prestressed anchor cable |
| CN108018858A (en) * | 2017-12-14 | 2018-05-11 | 上海智平基础工程有限公司 | A kind of detachable prestressed anchor cable anchorage |
| CN108894222A (en) * | 2018-09-25 | 2018-11-27 | 兰州理工大学 | Generation hand Recyclable anchor rope and its recovery method |
| CN210049098U (en) * | 2019-04-02 | 2020-02-11 | 中国建筑第二工程局有限公司 | Anchor cable unlocking device |
-
2019
- 2019-04-02 CN CN201910261817.7A patent/CN110004827B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929118A (en) * | 2015-07-13 | 2015-09-23 | 叶益斌 | Combined type recoverable anchor cable structural component and application thereof |
| CN206110128U (en) * | 2016-07-29 | 2017-04-19 | 上海宝冶集团有限公司 | But anchor cable structure that unblock was retrieved |
| CN107513996A (en) * | 2017-10-20 | 2017-12-26 | 上海智平基础工程有限公司 | A kind of anchorage and its construction method of recoverable prestressed anchor cable |
| CN108018858A (en) * | 2017-12-14 | 2018-05-11 | 上海智平基础工程有限公司 | A kind of detachable prestressed anchor cable anchorage |
| CN108894222A (en) * | 2018-09-25 | 2018-11-27 | 兰州理工大学 | Generation hand Recyclable anchor rope and its recovery method |
| CN210049098U (en) * | 2019-04-02 | 2020-02-11 | 中国建筑第二工程局有限公司 | Anchor cable unlocking device |
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| CN110004827A (en) | 2019-07-12 |
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