CN209907382U - Single-hole anchorage device for slow bonding prestress construction - Google Patents
Single-hole anchorage device for slow bonding prestress construction Download PDFInfo
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- CN209907382U CN209907382U CN201920492309.5U CN201920492309U CN209907382U CN 209907382 U CN209907382 U CN 209907382U CN 201920492309 U CN201920492309 U CN 201920492309U CN 209907382 U CN209907382 U CN 209907382U
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Abstract
The utility model relates to the technical field of anchorage devices, and discloses a single-hole anchorage device for slow bonding prestress construction, which comprises an anchorage device body, wherein an anchor backing plate is welded and fixed on the outer surface of the anchorage device body, four corners of the front surface of the anchor backing plate are respectively provided with a fixing hole, a plurality of working clamping pieces are uniformly fixed in the anchorage device body, the front surface of the anchor backing plate is positioned above the anchorage device body and is symmetrically fixed with shaft sleeves, and a rotating shaft is rotatably connected between the two shaft sleeves; connect sealed lid through the top at the ground tackle body through axle sleeve and pivot rotation to front fixed surface at sealed lid has the sealing washer, when not using, will seal the lid and turn down, thereby can play sealed effect to the hole on the haplopore ground tackle, avoid the dust of air and external impurity to fall into in the hole, cause the jam of hole, simultaneously through the block effect between lug and the draw-in groove, thereby can be with the firm fixing on the ground tackle body of sealed lid.
Description
Technical Field
The utility model relates to an anchorage device technical field specifically is a slow bonding haplopore ground tackle for prestressing force construction.
Background
The anchorage device is a permanent anchorage device used in prestressed concrete, and is an anchorage tool which is used in a post-tensioning structure or a post-tensioning member and is used for maintaining the tensile force of a prestressed tendon and transmitting the tensile force to the interior of the concrete, and is also called as a prestressed anchorage device.
However, the prior art has the following problems:
(1) when the existing single-hole anchor is not used, the existing single-hole anchor is directly exposed in the external air, dust in the air and impurities in the outside are easily adhered to the inner wall of the hole in the single-hole anchor, and the existing single-hole anchor is accumulated for a long time, so that the hole in the single-hole anchor is easily blocked, and subsequent use is influenced.
(2) The steel strand wires on the anti-floating anchor rod are fastened through a plurality of internal working clamping pieces, but because the specifications of different steel strand wires have differences, when the steel strand wires are fixed through the working clamping pieces, gaps are easily formed between the steel strand wires, and therefore engineering quality is affected.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a haplopore ground tackle is used in slow bonding prestressing force construction has solved current haplopore ground tackle when not using, leads to the dust in the air and the adhesion of external impurity on the inside of hole easily to block up the hole easily, and when fastening steel strand wires, the fastening is inseparable between the easy wire steel strand wires, thereby the clearance appears, and then influences the problem of engineering quality.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a single-hole anchorage device for slow bonding prestress construction comprises an anchorage device body, wherein an anchor backing plate is fixedly welded on the outer surface of the anchorage device body, fixing holes are formed in four corners of the front surface of the anchor backing plate, a plurality of working clamping pieces are uniformly fixed in the anchorage device body, shaft sleeves are symmetrically fixed on the front surface of the anchor backing plate above the anchorage device body, a rotating shaft is rotatably connected between the two shaft sleeves, a sealing cover is fixed on the outer surface of the rotating shaft, a sealing ring is fixed on the front surface of the sealing cover, a clamping block is fixed at the top of the sealing cover, grooves are formed in two sides of the clamping block, first expansion springs are fixed in the two grooves, a convex block is fixed at one end of each of the two first expansion springs, a clamping sleeve is fixed below the anchorage device body on the front surface of the anchor backing plate, and the clamping sleeve is of an inwards concave structure, and the clamping grooves are formed in two sides of the inner surface of the notch of the clamping sleeve.
Preferably, the protruding block and the clamping groove are both arc-shaped structures, and the protruding block is elastically connected with the clamping block through the first telescopic spring.
Preferably, the two ends of the rotating shaft are respectively located in the two shaft sleeves, the rubber sleeves are fixed on the inner surfaces of the two shaft sleeves, and the inner surfaces of the rubber sleeves are attached to the outer surfaces of the rotating shaft located in the shaft sleeves.
Preferably, the work clamping piece is of a circular arc-shaped structure, a placing groove is formed in the inner surface of the work clamping piece, a second telescopic spring is fixed inside the placing groove, an extrusion piece is arranged above the work clamping piece, and the top of the second telescopic spring is fixedly connected with the outer surface of the extrusion piece.
Preferably, the extrusion piece is of an arc-shaped structure, and an arc-shaped rubber gasket is fixed on the inner surface of the extrusion piece.
Preferably, the sealing cap has a front surface area equal to the front surface area of the anchor body.
(III) advantageous effects
The utility model provides a haplopore ground tackle is used in construction of slow bonding prestressing force possesses following beneficial effect:
(1) the utility model discloses a top at the ground tackle body is passed through the axle sleeve and is connected sealed lid with the pivot rotation, and front fixed surface at sealed lid has the sealing washer, when not using, will seal the lid and turn down, thereby can play sealed effect to the hole on the haplopore ground tackle, the dust of avoiding the air and external impurity fall into in the hole, cause the jam of hole, simultaneously through the block effect between lug and the draw-in groove, thereby can fix the inside at the cutting ferrule with the fixture block, and then can be with sealed firm fixing on the ground tackle body of covering.
(2) The utility model discloses a top at the work clamping piece is equipped with the extrusion piece, and the second expanding spring elastic connection on extrusion piece and the work clamping piece simultaneously when the steel strand wires on the opposition floating anchor pole fasten, through the elasticity of second expanding spring to the extrusion piece to can make the inseparable laminating of extrusion piece on the steel strand wires on the anti-floating anchor pole, avoid appearing the clearance between the steel strand wires, thereby cause bad influence to the quality of engineering.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the middle clamping block of the present invention;
fig. 3 is a schematic side view of the middle shaft sleeve of the present invention;
fig. 4 is a schematic structural diagram of the middle working clip of the present invention.
In the figure: 1. an anchor backing plate; 2. an anchor body; 3. a fixing hole; 4. a seal ring; 5. a sealing cover; 6. a clamping block; 7. a shaft sleeve; 8. a rotating shaft; 9. a working clamping piece; 10. a card slot; 11. a card sleeve; 12. a bump; 13. a first extension spring; 14. a groove; 15. a rubber sleeve; 16. extruding the sheet; 17. a second extension spring; 18. an arc-shaped rubber gasket; 19. and (6) placing the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: a single-hole anchorage device for slow bonding prestress construction comprises an anchorage device body 2, wherein an anchor backing plate 1 is fixedly welded on the outer surface of the anchorage device body 2, fixing holes 3 are formed in four corners of the front surface of the anchor backing plate 1, a plurality of working clamping pieces 9 are uniformly fixed inside the anchorage device body 2, shaft sleeves 7 are symmetrically fixed on the front surface of the anchor backing plate 1 above the anchorage device body 2, a rotating shaft 8 is rotatably connected between the two shaft sleeves 7, a sealing cover 5 is fixed on the outer surface of the rotating shaft 8, a sealing ring 4 is fixed on the front surface of the sealing cover 5, a clamping block 6 is fixed on the top of the sealing cover 5, grooves 14 are formed in two sides of the clamping block 6, first expansion springs 13 are fixed inside the two grooves 14, a convex block 12 is fixed at one end of each of the two first expansion springs 13, a clamping sleeve 11 is fixed on the front surface of the anchor backing plate 1 below the clamping, and the draw-in groove 10 has all been seted up to cutting ferrule 11's notch internal surface both sides, when the haplopore ground tackle was not used, can be through axle sleeve 7 and pivot 8 with sealed lid 5 commentaries on classics down, and make sealing washer 4 on the sealed lid 5 closely laminate with the front surface of ground tackle body 2, thereby can avoid dust in the air and external impurity to fall into in the hole in the haplopore ground tackle, and then cause the jam in hole, influence the follow-up use of ground tackle, simultaneously through the block effect between lug 12 and the draw-in groove 10, can firmly fix clamping block 6 in cutting ferrule 11, thereby can be with sealed lid 5 firm fixing on ground tackle body 2.
Furthermore, the convex block 12 and the clamping groove 10 are both in an arc-shaped structure, the convex block 12 is elastically connected with the clamping block 6 through the first telescopic spring 13, the convex block 12 and the clamping groove 10 in the arc-shaped structure are convenient to open the sealing cover 5 when the single-hole anchor is used, and the clamping condition cannot occur.
Further, the both ends of pivot 8 are located the inside of two axle sleeves 7 respectively, the internal surface of two axle sleeves 7 all is fixed with rubber sleeve 15, the internal surface of rubber sleeve 15 and the inside surface laminating of axle sleeve 7 that pivot 8 is located mutually, rubber sleeve 15 can fill the clearance between pivot 8 and the axle sleeve 7, avoid sealed lid 5 the condition of rocking to appear, rubber sleeve 15 can increase the friction between pivot 8 and the axle sleeve 7 simultaneously, when changeing sealed lid 5, can fix sealed lid 5.
Further, work clamping piece 9 is convex structure, and standing groove 19 has been seted up to the internal surface of work clamping piece 9, the inside of standing groove 19 is fixed with second expanding spring 17, the top of work clamping piece 9 is equipped with extrusion piece 16, the top of second expanding spring 17 and the surface fixed connection of extrusion piece 16, when the steel strand wires on the opposition floating anchor rod fasten, through the elasticity of second expanding spring 17 to extrusion piece 16, thereby can be with 16 inseparable laminating of extrusion piece on the steel strand wires on the opposition floating anchor rod, and then can fasten the steel strand wires, avoid appearing the clearance between the steel strand wires, thereby influence the quality of engineering.
Furthermore, the extrusion piece 16 is of an arc-shaped structure, an arc-shaped rubber gasket 18 is fixed on the inner surface of the extrusion piece 16, the steel strand can be protected through the arc-shaped rubber gasket 18, and friction between the extrusion piece 16 and the steel strand can be increased.
Furthermore, the area of the front surface of the sealing cover 5 is equal to that of the front surface of the anchor body 2, so that the sealing cover 5 can better seal the hole on the anchor body 2.
To sum up, the utility model discloses a work flow: when the single-hole anchor is not used, the sealing cover 5 can be turned down through the shaft sleeve 7 and the rotating shaft 8, the sealing ring 4 on the sealing cover 5 is tightly attached to the front surface of the anchor body 2, so that dust in the air and external impurities can be prevented from falling into holes in the single-hole anchor, further the holes can be prevented from being blocked, the subsequent use of the anchor is influenced, meanwhile, the clamping block 6 can be firmly fixed in the clamping sleeve 11 through the clamping action between the convex block 12 and the clamping groove 10, further the sealing cover 5 can be firmly fixed on the anchor body 2, when the steel strand on the anti-floating anchor rod is fastened, the extrusion piece 16 can be tightly attached to the steel strand on the anti-floating anchor rod through the elasticity of the second expansion spring 17, further the steel strand can be fastened, the gap between the steel strands is avoided, and the quality of the engineering is influenced, meanwhile, the arc-shaped rubber gasket 18 can protect the steel strand, and the friction between the extrusion piece 16 and the steel strand can be increased.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a slow bonding haplopore ground tackle for prestressing force construction, includes ground tackle body (2), its characterized in that: the anchor device is characterized in that an anchor backing plate (1) is fixedly welded on the outer surface of the anchor device body (2), four corners of the front surface of the anchor backing plate (1) are provided with fixing holes (3), a plurality of working clamping pieces (9) are uniformly fixed inside the anchor device body (2), shaft sleeves (7) are symmetrically fixed on the front surface of the anchor backing plate (1) above the anchor device body (2), a rotating shaft (8) is rotatably connected between the two shaft sleeves (7), a sealing cover (5) is fixed on the outer surface of the rotating shaft (8), a sealing ring (4) is fixed on the front surface of the sealing cover (5), a clamping block (6) is fixed on the top of the sealing cover (5), grooves (14) are respectively formed in two sides of the clamping block (6), first telescopic springs (13) are respectively fixed inside the two grooves (14), a lug (12) is respectively fixed at one end of each first telescopic spring (13), the front surface of the anchor backing plate (1) is located below the anchor body (2) and is fixedly provided with a clamping sleeve (11), the clamping sleeve (11) is of a concave structure, and clamping grooves (10) are formed in two sides of the inner surface of a notch of the clamping sleeve (11).
2. The single-hole anchor for retarded adhesive prestress construction according to claim 1, wherein: the convex block (12) and the clamping groove (10) are both of circular arc structures, and the convex block (12) is elastically connected with the clamping block (6) through the first telescopic spring (13).
3. The single-hole anchor for retarded adhesive prestress construction according to claim 1, wherein: the both ends of pivot (8) are located two respectively the inside of axle sleeve (7), two the internal surface of axle sleeve (7) all is fixed with rubber sleeve (15), the internal surface of rubber sleeve (15) with pivot (8) are located the inside surface of axle sleeve (7) is laminated mutually.
4. The single-hole anchor for retarded adhesive prestress construction according to claim 1, wherein: the working clamping piece (9) is of a circular arc-shaped structure, a placing groove (19) is formed in the inner surface of the working clamping piece (9), a second telescopic spring (17) is fixed inside the placing groove (19), an extrusion piece (16) is arranged above the working clamping piece (9), and the top of the second telescopic spring (17) is fixedly connected with the outer surface of the extrusion piece (16).
5. The single-hole anchor for retarded adhesive prestress construction according to claim 4, wherein: the extrusion piece (16) is of an arc-shaped structure, and an arc-shaped rubber gasket (18) is fixed on the inner surface of the extrusion piece (16).
6. The single-hole anchor for retarded adhesive prestress construction according to claim 1, wherein: the front surface area of the sealing cover (5) is equal to that of the anchor body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920492309.5U CN209907382U (en) | 2019-04-12 | 2019-04-12 | Single-hole anchorage device for slow bonding prestress construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920492309.5U CN209907382U (en) | 2019-04-12 | 2019-04-12 | Single-hole anchorage device for slow bonding prestress construction |
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| Publication Number | Publication Date |
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| CN209907382U true CN209907382U (en) | 2020-01-07 |
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| CN201920492309.5U Active CN209907382U (en) | 2019-04-12 | 2019-04-12 | Single-hole anchorage device for slow bonding prestress construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252590A (en) * | 2020-09-25 | 2021-01-22 | 程顺平 | Combined prestressed anchorage device |
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2019
- 2019-04-12 CN CN201920492309.5U patent/CN209907382U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252590A (en) * | 2020-09-25 | 2021-01-22 | 程顺平 | Combined prestressed anchorage device |
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