CN214530645U - Anchor rod capable of being detached from inside of foundation pit - Google Patents
Anchor rod capable of being detached from inside of foundation pit Download PDFInfo
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- CN214530645U CN214530645U CN202120379004.0U CN202120379004U CN214530645U CN 214530645 U CN214530645 U CN 214530645U CN 202120379004 U CN202120379004 U CN 202120379004U CN 214530645 U CN214530645 U CN 214530645U
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- steel strand
- bearing plate
- strand wires
- anchor
- locking
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- 239000010959 steel Substances 0.000 claims abstract description 197
- 238000009434 installation Methods 0.000 claims description 67
- 239000007787 solid Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000009412 basement excavation Methods 0.000 abstract 1
- 238000004873 anchoring Methods 0.000 description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 230000001681 protective effect Effects 0.000 description 11
- 238000000926 separation method Methods 0.000 description 11
- 229910052742 iron Inorganic materials 0.000 description 7
- 230000001737 promoting effect Effects 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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Abstract
The utility model belongs to the technical field of the reinforced (rfd) technique of stock among the excavation supporting and specifically relates to a can follow stock of foundation ditch internal dismantlement, it is including setting up and the downthehole steel strand wires of anchor, the outside cover of steel strand wires is equipped with the sleeve pipe, the steel strand wires is located the inside one end of anchor eye and is provided with anchor, anchor includes bearing plate, haplopore ground tackle and safety cover, one side fixed connection of sleeve pipe and bearing plate, haplopore ground tackle and bearing plate keep away from sheathed tube one side fixed connection, the one end of steel strand wires is passed the bearing plate and is located haplopore ground tackle, steel strand wires and bearing plate sliding connection, be provided with detachable locking device between steel strand wires and the haplopore ground tackle, the outside at haplopore ground tackle is established to the safety cover, safety cover and bearing plate fixed connection. This application has the effect that promotes steel strand wires stock utilization ratio.
Description
Technical Field
The application relates to the technical field of anchor rod reinforcement in foundation pit support, in particular to an anchor rod capable of being detached from a foundation pit.
Background
At present, along with the rapid rise of urban high-rise buildings, most of the high-rise buildings need to be excavated and supported when being built, and a supporting structure is reinforced by common anchor rods in the process of supporting the foundation pit.
When the existing anchor rod is used for reinforcement, an anchor hole is usually formed in the side wall of a foundation pit, then the steel strand anchor rod is placed in the anchor hole, concrete is poured into the anchor hole, and the steel strand anchor rod is fixed in the anchor hole through the concrete.
Aiming at the related technologies, the inventor thinks that the existing anchor rod is left in the soil around the foundation pit after the engineering is finished, which easily causes the low utilization rate of the steel strand anchor rod resource.
SUMMERY OF THE UTILITY MODEL
In order to promote the utilization ratio of steel strand wires stock, this application provides an stock that can follow the interior dismantlement of foundation ditch.
The application provides a can follow stock that dismantles in the foundation ditch adopts following technical scheme:
the utility model provides a can follow stock of foundation ditch internal disassembly, including setting up and the downthehole steel strand wires of anchor, the outside cover of steel strand wires is equipped with the sleeve pipe, the steel strand wires is located the inside one end of anchor eye and is provided with anchoring device, anchoring device includes bearing plate, haplopore ground tackle and safety cover, one side fixed connection of sleeve pipe and bearing plate, haplopore ground tackle keeps away from sheathed tube one side fixed connection with the bearing plate, the one end of steel strand wires is passed the bearing plate and is located haplopore ground tackle, steel strand wires and bearing plate sliding connection, be provided with detachable locking device between steel strand wires and the haplopore ground tackle, the outside at haplopore ground tackle is established to the safety cover, safety cover and bearing plate fixed connection.
By adopting the technical scheme, when the detachable anchor rod is used, one end of a steel strand is firstly penetrated into the sleeve, one end of the steel strand is penetrated through the bearing plate and the single-hole anchor, the steel strand is positioned in the single-hole anchor, then the steel strand is fixed with the single-hole anchor by using the detachable locking device, then the protective cover is moved to be sleeved on the outer side of the single-hole anchor, the protective cover is abutted against the bearing plate, and then the protective cover is fixed with the bearing plate, so that the detachable anchor rod is fixed; then moving the detachable anchor rod into the anchor hole to make one end of the bearing plate in the deep of the anchor hole, then pouring concrete into the anchor hole, after the concrete is solidified, fixing the bearing plate and the anchoring device in the anchor hole by the concrete, then applying tension on one end of the steel strand far away from the anchoring device to apply prestress on the steel strand, locking the steel strand in the single-hole anchor by using the detachable locking device, fixing one end of the steel strand in the concrete by the bearing plate through the single-hole anchor, when the steel strand is retracted, applying reverse force during stretching to the steel strand to make the steel strand drive the detachable locking device to separate from the single-hole anchor, releasing the fixation of the steel strand by the single-hole anchor, then drawing the steel strand to separate the steel strand from the concrete by using the sleeve, making the steel strand slide in the sleeve, the sleeve drives the anchoring device to fix with the concrete, the steel strand is pulled out from the anchor hole by sliding relative to the bearing plate and the single-hole anchor, so that the steel strand is recovered, and the purpose of improving the utilization rate of the steel strand anchor rod is achieved.
Optionally, locking device includes a plurality of locking plate, and the locking plate is provided with two at least, and the one side that the bearing plate was kept away from to the haplopore ground tackle has seted up the locking groove, and the steel strand wires are located locking inslot, and every locking plate all pegs graft and locking inslot, one side of every locking plate all with steel strand wires butt, the opposite side all with haplopore ground tackle butt.
By adopting the technical scheme, when the steel strand is locked by the locking pieces, one end of the steel strand penetrates through the single-hole anchorage device, then each locking piece is inserted into the locking groove, the locking piece is knocked by an iron hammer to be clamped between the steel strand and the locking groove, the steel strand is fixed in the locking groove by utilizing the synergistic action of the locking pieces, and the temporary fixation of the steel strand and the single-hole anchorage device is completed; when prestress is applied to the steel strand, the force borne by the steel strand drives the locking pieces to have a force of continuously penetrating into the locking grooves, so that the steel strand is locked more tightly by the locking pieces; when steel strand wires and haplopore ground tackle separation, the one end of anchoring device is kept away from to the hammering steel strand wires, applys and draws opposite power to the steel strand wires, makes the steel strand wires give locking plate one and keeps away from the power in locking groove, makes between locking plate and the steel strand wires not hard up gradually, last reverse hammering steel strand wires finally make the locking plate follow locking inslot separation, accomplishes the separation of steel strand wires and haplopore ground tackle, locking device simple structure, convenient to use, stability when promoting the use.
Optionally, one side of the locking piece, which is abutted against the steel strand, is provided with anti-slip threads.
Through adopting above-mentioned technical scheme, through setting up anti-skidding line, promote the coefficient of friction between locking plate and the steel strand wires, promote the frictional force between steel strand wires and the locking plate.
Optionally, be provided with anticreep device between sleeve pipe and the bearing plate, the anticreep device is including installation cover and anticreep piece, the installation cover sets up between sleeve pipe and bearing plate, the outside at steel strand wires is established to the installation cover, the both ends of installation cover respectively with bearing plate and sleeve pipe fixed connection, one side that the bearing plate is close to the installation cover is provided with anticreep groove, steel strand wires are located anticreep inslot, the anticreep piece is provided with a plurality of, a plurality of anticreep piece all pegs graft at anticreep inslot, every anticreep piece all with steel strand wires butt.
By adopting the technical scheme, when the anti-falling device is installed, firstly, the steel strand is moved to penetrate through the bearing plate and the single-hole anchorage device, after the steel strand and the single-hole anchorage device are fixed by the locking pieces, each anti-falling piece is moved to be positioned in the anti-falling groove, force is applied to the anti-falling pieces, the anti-falling pieces are clamped between the steel strand and the anti-falling grooves, the steel strand is temporarily locked in the anti-falling grooves by the anti-falling pieces, the steel strand is locked in two directions, the steel strand and the bearing plate are kept in a stable state, then the installation cover is pushed to be fixedly connected with the bearing plate, and space is provided for later-stage separation of the anti-falling pieces by the installation cover; when the anchor rod is placed in the anchor hole, when the bearing plate meets resistance and the steel strand slides to the bearing plate, the steel strand exerts a force on the anti-falling sheets to slide to the anti-falling grooves, so that the steel strand is clamped more and more tightly by the anti-falling sheets, and the stability of the bearing plate when the bearing plate is placed in the anchor hole is improved; when drawing the steel strand wires, the steel strand wires are for the anticreep piece to keep away from the power in anticreep groove, make anticreep piece and anticreep groove separation, lose the centre gripping to the steel strand wires, and later stage hammering steel strand wires of being convenient for makes the steel strand wires drive the locking piece and keep away from the locking groove, through setting up the stability of anticreep device when promoting anchor and place in the anchor hole, can not cause the interference to the pull of steel strand wires when hammering the steel strand wires simultaneously.
Optionally, one side of the anti-slip sheet, which is abutted against the steel strand, is provided with anti-slip lines.
Through adopting above-mentioned technical scheme, through setting up anti-skidding line, promote the coefficient of friction between anticreep piece and the steel strand wires, promote the frictional force between steel strand wires and the anticreep piece.
Optionally, a pretension spring is arranged between the anti-dropping piece and the mounting cover, the pretension spring is provided with a plurality of pieces, each anti-dropping piece is correspondingly provided with one pretension spring, one end of each pretension spring is fixedly connected with the mounting cover, and the other end of each pretension spring is fixedly connected with the anti-dropping piece.
Through adopting above-mentioned technical scheme, through setting up pretension spring, when drawing the steel strand wires to drive the anticreep piece and relax the steel strand wires, pretension spring drives the anticreep piece and keeps away from the anticreep groove, makes the anticreep piece separate with the anticreep groove completely, and the steel strand wires drive the anticreep piece joint again in the anticreep groove when avoiding reverse hammering steel strand wires, thoroughly separate when further promoting the anticreep piece and anticreep groove separation.
Optionally, an installation pipe is arranged between the installation cover and the sleeve, the installation pipe is fixedly connected with the installation cover, the sleeve is sleeved outside the installation pipe, and the sleeve is fixedly connected with the installation pipe.
Through adopting above-mentioned technical scheme, through setting up the installation pipe, will install behind pipe and the installation cover fixed connection, establish the outside at the installation pipe with the sleeve pipe cover again, make sleeve pipe and installation pipe fixed to stability when promoting installation cover and bushing.
Optionally, be provided with fixed subassembly between safety cover and the bearing plate, fixed subassembly is including solid fixed ring and fastening screw, gu fixed ring and safety cover fixed connection, gu fixed ring and bearing plate butt, fastening screw passes solid fixed ring and bearing plate threaded connection.
Through adopting above-mentioned technical scheme, when fixed safety cover and bearing plate, at first remove safety cover and bearing plate butt, the safety cover drives solid fixed ring and bearing plate butt, then rotate fastening screw again and pass solid fixed ring back and bearing plate threaded connection, utilize fastening screw with solid fixed ring and bearing plate fixed connection, realize the fixed connection of safety cover and bearing plate, fixed subassembly simple structure, simple to operate promotes the stability when safety cover and bearing plate install.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the sleeve is sleeved outside the steel strand, then the anchoring device is arranged at one end of the steel strand, the steel strand is detachably and fixedly connected with the anchoring device, one end of the steel strand, which is connected with the anchoring device, is placed into the anchor hole, then concrete is poured into the anchor hole, the anchoring device is fixed in the pile hole after the concrete is solidified, the anchoring device drives the steel strand to be fixed in the pile hole, then the steel strand is pulled to generate prestress, after the project is finished, a force opposite to the pulling force is applied to the steel strand by using an iron hammer to separate the steel strand from the anchoring device, then the steel strand is pulled to slide in the sleeve, the steel strand slides relative to the anchoring device, the recovery of the steel strand is completed, and the purpose of improving the utilization rate of the steel strand anchor rod is achieved;
2. the locking pieces are clamped in the locking grooves by arranging the locking pieces and arranging the locking pieces on the single-hole anchorage device, the steel strand is locked by the locking pieces, and when the steel strand is hammered reversely, the steel strand drives the locking pieces to be separated from the steel strand, so that the locking of the steel strand is released, and the locking and unlocking convenience between the steel strand and the single-hole anchorage device is improved;
3. through set up anticreep device between steel strand wires and bearing plate, avoid the stock when placing to the anchor eye, make steel strand wires and bearing plate take place to slide, lead to the separation of locking plate and haplopore ground tackle, the stability of locking plate and bearing plate when promoting to place the stock.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
fig. 2 is a schematic view intended to show an anchoring device;
fig. 3 is a schematic view intended to show the anti-drop device;
fig. 4 is a sectional view intended to show the detachable anchor anchoring end.
Description of reference numerals: 1. steel strand wires; 2. a sleeve; 3. an anchoring device; 31. a pressure bearing plate; 32. a single-hole anchor; 33. a protective cover; 4. a locking piece; 5. an anti-drop device; 51. mounting a cover; 52. an anti-drop sheet; 53. a pre-tension spring; 54. installing a pipe; 6. a fixing assembly; 61. a fixing ring; 62. and (5) fastening the screw.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses an anchor rod that can follow foundation ditch internal disassembly. Referring to fig. 1 and 2, an anchor rod that can follow dismantlement in foundation ditch is including placing steel strand wires 1 in the anchor eye, sleeve pipe 2 and anchor 3, PVC pipe is chooseed for use to sleeve pipe 2, sleeve pipe 2 is all established to the part that steel strand wires 1 is located the anchor eye, anchor 3 can be dismantled fixed connection with the one end that steel strand wires 1 is located the anchor eye, be provided with anticreep device 5 between anchor 3 and the steel strand wires 1, anticreep device 5 is located between sleeve pipe 2 and the anchor 3, the both ends of anticreep device 5 respectively with sleeve pipe 2 and anchor 3 fixed connection, steel strand wires 1 can dismantle fixed connection with anticreep device 5.
When the steel strand 1 is assembled, firstly fixing the steel strand 1 with the anchoring device 3, then fixing the anti-falling device 5 with the sleeve 2, penetrating one end of the steel strand 1, far away from the anchoring device 3, into the anti-falling device 5 and the sleeve 2, pushing the anti-falling device 5 to drive the sleeve 2 to slide relative to the steel strand 1, and fixing the anti-falling device 5 with the anchoring device 3 to complete the installation and fixation of the steel strand 1; when the steel strand 1 is used, firstly, the steel strand 1 is placed in a prepared anchor hole, the steel strand 1 is prevented from being separated from the anchor device 3 by the anti-falling device 5, when the anchor device 3 is located at a predicted position, concrete is poured into the anchor hole, after the concrete is solidified, the anchor device 3 is fixed in the anchor hole, then, a handle pulling experiment is carried out on the steel strand 1, the anchor device 3 is used for driving one end of the steel strand 1, which is located in the anchor hole, to be fixed in the anchor hole, and the anti-falling device 5 is used for releasing the fixation of the steel strand 1 when the steel strand 1 is pulled; then hammering the steel strand 1 again, exerting the power opposite with the arm-tie to the steel strand 1, make steel strand 1 and anchor device 3 separation, slide in taking out steel strand 1 in sleeve pipe 2, make steel strand 1 relative anchor device 3 and anticreep device 5 slide, accomplish the recovery of steel strand 1, reached the purpose that promotes steel strand 1 stock utilization ratio.
Referring to fig. 1 and 2, the anchoring device 3 includes a bearing plate 31, a single-hole anchor 32 and a protective cover 33, the bearing plate 31 is made of steel plate, the bearing plate 31 is horizontally arranged, an anti-falling device 5 is fixedly connected with the top end of the bearing plate 31, the single-hole anchor 32 is horizontally arranged, the top end of the single-hole anchor 32 is fixedly connected with the bottom end of the bearing plate 31, one end of a steel strand 1 passes through the bearing plate 31 and is positioned in the single-hole anchor 32, the steel strand 1 is in sliding connection with the bearing plate 31 and the single-hole bristles, a plurality of locking pieces 4 are arranged between the steel strand 1 and the single-hole anchor 32, the number of the locking pieces 4 is three, each locking piece 4 is wedge-shaped, the bottom end of the single-hole anchor 32 is provided with a locking groove, the locking groove is communicated with an anchor hole of the anchor, the steel strand 1 is positioned in the locking groove, each locking piece 4 is inserted in the locking groove, one side of each locking piece 4 is abutted to the steel strand 1, the anti-sliding veins are arranged on one side of the locking piece 4 abutted to the steel strand 1, the opposite side all with haplopore ground tackle 32 butt, safety cover 33 chooses the safety cover 33 that plastics were made for use, safety cover 33 covers the outside of establishing at haplopore ground tackle 32, be provided with fixed subassembly 6 between safety cover 33 and the bearing plate 31, fixed subassembly 6 is including solid fixed ring 61 and fastening screw 62, gu fixed ring 61 chooses the rubber slab for use, gu fixed ring 61 is fixed with safety cover 33 is integrative, gu fixed ring 61 sets up four fastening screw 62, every fastening screw 62 all passes solid fixed ring 61 and bearing plate 31 threaded connection.
When the anchoring device 3 is installed, firstly, one end of the steel strand 1 is moved to penetrate through the bearing plate 31 and the single-hole anchorage device 32, then each locking piece 4 is inserted into the locking groove, the locking piece 4 is knocked by an iron hammer, the locking piece 4 is clamped between the steel strand 1 and the locking groove, the steel strand 1 is fixed in the locking groove by the synergistic effect of the locking pieces 4, and the temporary fixation of the steel strand 1 and the single-hole anchorage device 32 is completed; then the protective cover 33 is moved to cover the outer side of the single-hole anchorage device 32, the protective cover 33 drives the fixing ring 61 to abut against the bearing plate 31, then the fastening screw 62 is moved to penetrate through the fixing ring 61 and then is in threaded connection with the bearing plate 31, the protective cover 33 is fixed with the bearing plate 31 through the fastening screw 62, and the assembly of the anchoring device 3 and the steel strand 1 is completed.
Referring to fig. 3 and 4, the anti-separation device 5 includes an installation cover 51, an installation pipe 54, an anti-separation sheet 52 and a pre-tension spring 53, the installation cover 51 is horizontally placed on an iron cover, the installation cover 51 is arranged between the sleeve 2 and the bearing plate 31, the installation cover 51 is sleeved on the outer side of the steel strand 1, the bottom end of the installation cover 51 is welded and fixed with the bearing plate 31, the installation pipe 54 is made of an iron pipe, the top end of the installation cover 51 is welded and fixed with the installation pipe 54, the sleeve 2 is sleeved on the outer side of the installation pipe 54, and the sleeve 2 and the installation pipe 54 are bonded and fixed; the anti-falling sheets 52 are three, each anti-falling sheet 52 is wedge-shaped, the three anti-falling sheets 52 are all arranged in the installation cover 51, a pre-tension spring 53 is arranged between each anti-falling sheet 52 and the installation cover 51, one end of each pre-tension spring 53 is fixedly connected with the top wall of the installation cover 51, and the other end of each pre-tension spring is fixedly connected with the anti-falling sheet 52; one side that bearing plate 31 is close to installation cover 51 is provided with the anticreep groove, and steel strand wires 1 is located the anticreep inslot, and three anticreep piece 52 all pegs graft at the anticreep inslot, and every anticreep piece 52 all with steel strand wires 1 butt, one side of anticreep piece 52 and steel strand wires 1 butt is provided with anti-skidding line, and one side and the anticreep groove butt that steel strand wires 1 were kept away from to every anticreep piece 52.
When the anti-falling device 5 is installed, the installation cover 51 is moved to drive the installation pipe 54 to be inserted into the sleeve 2, the installation pipe 54 is fixedly connected with the sleeve 2 by glue, one end of the steel strand 1, which is far away from the anchoring device 3, penetrates into the installation cover 51, the steel strand 1 penetrates through the installation pipe 54 and then enters into the sleeve 2, the installation cover 51 is pushed to drive the installation pipe 54 and the sleeve 2 to slide relative to the steel strand 1, the installation cover 51 is made to be close to the bearing plate 31, the anti-falling piece 52 in the installation cover 51 is pulled to drive the pre-tension spring 53 to stretch, the anti-falling piece 52 is clamped in the anti-falling groove, the temporary fixation of the steel strand 1 and the bearing plate 31 is completed, the installation cover 51 is then pushed to be abutted to the bearing plate 31, the installation cover 51 is welded and fixed to the bearing plate 31, and the assembly of the anti-falling device 5 and the steel strand 1 is completed.
The implementation principle of the stock that can follow in the foundation ditch dismantlement of this application embodiment is: when the detachable anchor rod is assembled, one end of a steel strand 1 is moved to penetrate through a bearing plate 31 and a single-hole anchor 32, each locking piece 4 is inserted into a locking groove, an iron hammer is used for knocking the locking piece 4, the locking piece 4 is clamped between the steel strand 1 and the locking groove, the steel strand 1 is fixed in the locking groove by utilizing the synergistic effect of the locking pieces 4, the temporary fixation of the steel strand 1 and the single-hole anchor 32 is completed, then an installation cover 51 is moved to drive an installation pipe 54 to be inserted into a sleeve 2, the installation pipe 54 is connected and fixed with the sleeve 2 by utilizing glue, one end of the steel strand 1 far away from an anchoring device 3 is penetrated into the installation cover 51, the steel strand 1 penetrates through the installation pipe 54 and then enters the sleeve 2, the installation cover 51 is pushed to drive the installation pipe 54 and the sleeve 2 to slide relative to the steel strand 1, the installation cover 51 is close to the bearing plate 31, and then an anti-release piece 52 in the installation cover 51 is pulled to drive a pre-tension spring 53 to stretch, the anti-falling sheet 52 is clamped in the anti-falling groove to complete the temporary fixation of the steel strand 1 and the bearing plate 31, then the mounting cover 51 is pushed to abut against the bearing plate 31, and the mounting cover 51 and the bearing plate 31 are welded and fixed; then the protective cover 33 is moved to cover the outer side of the single-hole anchorage device 32, the protective cover 33 drives the fixing ring 61 to abut against the bearing plate 31, then the fastening screw 62 is moved to penetrate through the fixing ring 61 and then is in threaded connection with the bearing plate 31, the protective cover 33 is fixed with the bearing plate 31 through the fastening screw 62, and the assembly of the steel strand 1 is completed.
When the steel strand 1 is used, one end of the steel strand 1, which is fixed with the anchoring device 3, is moved to be deep into the anchor hole, when the anchoring device 3 slides in the anchor hole, and the bearing plate 31 meets resistance, the power borne by the steel strand 1 gives the anti-falling sheets 52 a force to the bearing plate 31, so that the anti-falling sheets 52 lock the steel strand 1 more and more tightly, the steel strand 1 and the bearing plate 31 are kept fixed, and the steel strand 1 drives the bearing plate 31 to slide stably in the anchor hole; when the anchoring device 3 is located at the calculated position, concrete is poured into the anchor hole, the anchoring device 3 is fixed in the anchor hole after the concrete is solidified, then a pulling handle device is utilized to apply prestress to one end, which is not located in the anchor hole, of the steel strand 1, the steel strand 1 is subjected to the force of the pulling handle to give a force, which is far away from the bearing plate 31, to the anti-falling piece 52, and then the anti-falling piece 52 is subjected to the tensile force of the pre-tension spring, so that the anti-falling piece 52 is far away from the anti-falling groove, and the fixation between the steel strand 1 and the bearing plate 31 is released; meanwhile, the steel strand 1 drives the locking pieces 4 to have a force for continuously penetrating into the locking grooves, so that the steel strand 1 is locked more tightly by the locking pieces 4, and the steel strand 1 and the single-hole anchorage device 32 are kept stable.
When the steel strand 1 is separated from the anchoring device 3, an iron hammer is used for continuously knocking one end of the steel strand 1, which is not positioned in the anchor hole, to apply a force opposite to that during drawing on the steel strand 1, the force of the steel strand 1 is transmitted to one end of the anchoring device 3 by utilizing the restraint of concrete on the steel strand 1 in the sleeve 2, so that the steel strand 1 gives a force to the locking piece 4, which is far away from the bearing plate 31, the locking piece 4 and the steel strand 1 are gradually loosened, the locking piece 4 is finally separated from the steel strand 1 along with continuously and reversely hammering the steel strand 1, the locking piece 4 is separated from the locking groove under the action of gravity, the separation of the steel strand 1 and the single-hole anchorage device 32 is completed, then the steel strand 1 is pulled to slide in the sleeve 2, one end of the steel strand 1, which is positioned in the anchoring device 3, sequentially passes through the single-hole anchorage device 32, the bearing plate 31, the mounting cover 51 and the mounting pipe 54 and then enters the sleeve 2, and finally, the steel strand 1 is drawn out from the sleeve 2, and the steel strand 1 is recycled, so that the aim of improving the utilization rate of the anchor rod of the steel strand 1 is fulfilled through the steps.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an anchor rod that can follow foundation ditch internal disassembly, including setting up with steel strand wires (1) in the anchor hole, its characterized in that: the outside cover of steel strand wires (1) is equipped with sleeve pipe (2), the inside one end that steel strand wires (1) are located the anchor eye is provided with anchor device (3), anchor device (3) are including bearing plate (31), haplopore ground tackle (32) and safety cover (33), one side fixed connection of sleeve pipe (2) and bearing plate (31), one side fixed connection of sleeve pipe (2) is kept away from with bearing plate (31) haplopore ground tackle (32), the one end of steel strand wires (1) is passed bearing plate (31) and is located haplopore ground tackle (32), steel strand wires (1) and bearing plate (31) sliding connection, be provided with detachable locking device between steel strand wires (1) and haplopore ground tackle (32), the outside at haplopore ground tackle (32) is established in safety cover (33) cover, safety cover (33) and bearing plate (31) fixed connection.
2. An anchor rod detachable from a foundation pit according to claim 1, wherein: locking device includes a plurality of locking plate (4), and locking plate (4) are provided with two at least, and the locking groove has been seted up to one side that bearing plate (31) were kept away from in haplopore ground tackle (32), and steel strand wires (1) are located locking inslot, and every locking plate (4) are all pegged graft at locking inslot, and one side of every locking plate (4) all with steel strand wires (1) butt, the opposite side all with haplopore ground tackle (32) butt.
3. An anchor rod detachable from a foundation pit according to claim 2, wherein: and anti-skid grains are arranged on one side, abutted against the steel strand (1), of the locking piece (4).
4. An anchor rod detachable from a foundation pit according to claim 1, wherein: be provided with anticreep device (5) between sleeve pipe (2) and bearing plate (31), anticreep device (5) are including installation cover (51) and anticreep piece (52), installation cover (51) set up between sleeve pipe (2) and bearing plate (31), installation cover (51) cover is established in the outside of steel strand wires (1), the both ends of installation cover (51) respectively with bearing plate (31) and sleeve pipe (2) fixed connection, one side that bearing plate (31) are close to installation cover (51) is provided with the anticreep groove, steel strand wires (1) are located the anticreep inslot, anticreep piece (52) are provided with a plurality of, a plurality of anticreep piece (52) are all pegged graft in the anticreep inslot, every anticreep piece (52) all with steel strand wires (1) butt.
5. An anchor rod detachable from a foundation pit according to claim 4, wherein: and anti-slip lines are arranged on one side of the anti-slip sheet (52) abutted to the steel strand (1).
6. An anchor rod detachable from a foundation pit according to claim 4, wherein: be provided with pretension spring (53) between anticreep piece (52) and installation cover (51), pretension spring (53) are provided with a plurality of, and every anticreep piece (52) all corresponds and sets up a pretension spring (53), and pretension spring (53)'s one end and installation cover (51) fixed connection, the other end and anticreep piece (52) fixed connection.
7. An anchor rod detachable from a foundation pit according to claim 4, wherein: an installation pipe (54) is arranged between the installation cover (51) and the sleeve (2), the installation pipe (54) is fixedly connected with the installation cover (51), the sleeve (2) is sleeved on the outer side of the installation pipe (54), and the sleeve (2) is fixedly connected with the installation pipe (54).
8. An anchor rod detachable from a foundation pit according to claim 1, wherein: be provided with between safety cover (33) and pressure-bearing plate (31) fixed subassembly (6), fixed subassembly (6) are including solid fixed ring (61) and fastening screw (62), gu fixed ring (61) and safety cover (33) fixed connection, gu fixed ring (61) and pressure-bearing plate (31) butt, fastening screw (62) pass solid fixed ring (61) and pressure-bearing plate (31) threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120379004.0U CN214530645U (en) | 2021-02-19 | 2021-02-19 | Anchor rod capable of being detached from inside of foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120379004.0U CN214530645U (en) | 2021-02-19 | 2021-02-19 | Anchor rod capable of being detached from inside of foundation pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214530645U true CN214530645U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120379004.0U Expired - Fee Related CN214530645U (en) | 2021-02-19 | 2021-02-19 | Anchor rod capable of being detached from inside of foundation pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214530645U (en) |
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2021
- 2021-02-19 CN CN202120379004.0U patent/CN214530645U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |