CN215976863U - Whole bundle threading device for threading steel strand - Google Patents
Whole bundle threading device for threading steel strand Download PDFInfo
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- CN215976863U CN215976863U CN202122013598.6U CN202122013598U CN215976863U CN 215976863 U CN215976863 U CN 215976863U CN 202122013598 U CN202122013598 U CN 202122013598U CN 215976863 U CN215976863 U CN 215976863U
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- thread fastening
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Abstract
The application discloses steel strand wires are worn to restraint and are used whole threading apparatus, including end of a thread fastening sleeve, end of a thread fastening sleeve's inner wall is the toper setting, the cover can be dismantled in the end of a thread fastening sleeve and be equipped with end of a thread fastening block, end of a thread fastening block is cylindrical, and the equidistant a plurality of wire releasing grooves that are equipped with on the a week lateral wall of end of a thread fastening block, and the central line position department of end of a thread fastening block is equipped with the perforation, the less one end of an thread fastening sleeve internal diameter is equipped with protective case, protective case's one end is fixed with the buffer head, protective case, end of an thread fastening sleeve and perforation run through jointly and are equipped with the traction band, the one end that the traction band is located end of an end of a thread fastening block is fixed with the spacing piece. The utility model can fasten steel strands with different quantities, is convenient to pull through the traction device, is firm in fixation, is not easy to fall off during use, is convenient and quick to construct, improves the efficiency, can effectively prevent the steel strands from being wound in the corrugated pipe, and improves the uniformity of the stress under the anchor.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a whole-bundle threading device for threading steel strands.
Background
The steel strand is a steel product formed by twisting a plurality of steel wires, is commonly used for bridges, buildings, water conservancy, energy, geotechnical engineering and the like, particularly on hollow slabs, box girders and T-shaped girders, a plurality of steel strands are needed in each pore channel, and the number of the pore channels is large, so the threading of the steel strands influences the construction progress and the labor intensity of workers
The beam-slab steel strand pulling is generally performed by a pulling machine or manual single pulling, steel strands are easily wound in a pore channel in the pulling process, the tension stress of each steel strand is uneven after the steel strands are tensioned, the difference is large, a plurality of pulling devices are arranged on the market, the steel strand pulling device is short in service life, complex to install or poor in firmness and easy to damage after being collided, and particularly applied to the steel strands with large diameters and heavy mass and the pore channel with small pore diameter.
SUMMERY OF THE UTILITY MODEL
The application provides a whole bundle threading apparatus for steel strand pulling, which solves the problems that in the beam plate steel strand pulling process, single stretching is not uniform, and a plurality of steel strands are difficult to pull.
The application provides a steel strand wires are worn to restraint and are used whole threading apparatus, including end of a thread fastening sleeve, end of a thread fastening sleeve's inner wall is the toper setting, can dismantle the cover in the end of a thread fastening sleeve and be equipped with end of a thread fastening block, end of a thread fastening block is cylindrically, just equidistant a plurality of wire casing that are equipped with on the a week lateral wall of end of a thread fastening block, just the central line position department of end of a thread fastening block is equipped with the perforation, the less one end of an thread fastening sleeve internal diameter is equipped with protective case, protective case's one end is fixed with the buffer head, the buffer head protective case end of an thread fastening sleeve with it is equipped with the traction band to perforate jointly to run through, the traction band is located the one end of an end of a thread fastening block is fixed with the spacing block.
Preferably, the buffer head is conical.
Preferably, the thread groove is formed on the inner wall of the thread end fastening sleeve.
Preferably, the traction belt is a steel wire rope.
Preferably, the thread end fastening block, the thread end fastening sleeve and the protection sleeve are all made of stainless steel.
Preferably, the wire discharge groove is an arc groove.
According to the technical scheme, the whole-bundle threading device for threading the steel strand is provided, when in use, the steel strand, the traction steel wire rope and the winch are ready to be threaded according to design requirements, the traction rope penetrates from one end to the other end in the corrugated pipe, the steel strand is arranged in a threading way, when in installation, the steel strand, the limiting block, the thread end fastening sleeve and the protective sleeve are sequentially put, the traction belt sequentially penetrates through the thread end fastening block, the thread end fastening sleeve and the protective sleeve, the steel strand is placed in a thread releasing groove around the thread end fastening block, the thread end fastening block and the steel strand are bundled, the outer diameter after bundling is smaller than the maximum inner diameter of the thread end fastening sleeve, the thread end fastening sleeve is sleeved on the thread end fastening block for bundling, the thread end fastening sleeve is hammered towards the small inner diameter end of the thread end fastening sleeve through the protective sleeve, the thread end fastening sleeve is sleeved on the thread end fastening block, and then the traction belt is connected with the winch, and starting the winch to perform the whole threading work of the steel strand.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the arrangement of the wire releasing groove, the wire end fastening block and the wire end fastening sleeve, different numbers of steel stranded wires can be fixed according to requirements, the steel stranded wires are symmetrically arranged when being fixed, fastening can be carried out after installation, and the steel stranded wires are firmly fixed and are not easy to fall off;
2. through the matching of the protective sleeve and the slow punch, the collision of the thread end fastening sleeve can be reduced, and meanwhile, the threading device can conveniently enter and pass through the hole;
3. through the cooperation of stopper and traction area, the bottom at end of a thread fastening piece is acted on to the tractive power, draws more tightly the steel strand wires at traction in-process end of a thread fastening piece and end of a thread fastening sleeve atress, and the phenomenon of taking off the line can not appear in the use.
In conclusion, the steel strand pipe can fasten steel strands with different quantities, is convenient to pull through the traction device, is firm in fixation, is not easy to fall off during use, is convenient and quick to construct, improves efficiency, can effectively prevent the steel strands from being wound in the corrugated pipe, and improves the uniformity of stress under the anchor.
Drawings
In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
FIG. 1 is a schematic structural view of a whole strand threading device for threading a steel strand according to the present invention;
FIG. 2 is a using state diagram of the whole strand threading device for threading the steel strand according to the present invention;
FIG. 3 is a schematic structural view of a thread end fastening block of the whole threading apparatus for threading a steel strand according to the present invention;
in the figure: the wire laying groove 1, the perforation 2, the traction belt 3, the limiting block 4, the wire end fastening block 5, the thread groove 6, the wire end fastening sleeve 7, the protective sleeve 8 and the buffer head 9.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1-3, a whole bundle threading apparatus for threading steel strands comprises a string head fastening sleeve 7 for clamping one end of a steel strand, wherein the inner wall of the string head fastening sleeve 7 is conical, the steel strand can be fastened more stably and is not easy to fall off through smaller taper, a string head fastening block 5 is detachably sleeved in the string head fastening sleeve 7, the string head fastening block 5 is matched with the string head fastening sleeve 7 inside and outside to clamp a plurality of steel strands, the string heads of the steel strands are hidden in the string head fastening sleeve 7 to effectively avoid resistance caused by string head collision, a thread groove 6 is arranged on the inner wall of the string head fastening sleeve 7, when in fastening, the steel strand is clamped through extrusion of the thread groove 6 and is fastened more tightly, the string head fastening block 5 is cylindrical, steel strands with different numbers can be placed at equal intervals along a circle of the string head fastening block 5 for traction, and the side wall of the circumference of the thread end fastening block 5 is equidistantly provided with a plurality of thread releasing grooves 1, the thread releasing grooves 1 are arc grooves, when in use, one end of a steel strand is placed into the thread releasing groove 1, the steel strand is placed into the thread releasing groove 1 to form a bundle, the diameter of the bundled steel strand can enter the end with the largest inner diameter of the thread end fastening sleeve 7, but the end with the smallest inner diameter can not enter the end, so that the steel strand is fastened through the taper in the thread end fastening sleeve 7, the central line position of the thread end fastening block 5 is provided with a through hole 2 for a traction belt 3 to pass through, the end with the smaller inner diameter of the thread end fastening sleeve 7 is provided with a protective sleeve 8, the collision on the end of the thread end fastening sleeve 7 can be reduced, when the protective sleeve 8 is collided, the force can be uniformly transmitted to the thread end fastening sleeve 7, so that the steel strand is clamped more tightly, and when the thread end fastening sleeve 7 is installed, the thread end fastening sleeve 7 can be used for fastening the thread end fastening sleeve 7 through the protective sleeve 8 to collide the thread end fastening sleeve 7, one end of the protective sleeve 8 is fixed with a buffer head 9, the buffer head 9 is conical, the buffer head can not be clamped on the edge of the pore channel when being drawn, the buffer head can conveniently enter the pore channel, the impact on the corrugated pipe when colliding with the corrugated pipe in the pore channel is small, the resistance is small, the rapid drawing is convenient, the buffer head 9, the protective sleeve 8, the thread end fastening sleeve 7 and the perforation 2 are jointly penetrated and provided with a traction belt 3, a pull rope of a tractor and the traction belt 3 are fixed for drawing when being drawn, the traction belt 3 is a steel wire rope, the hardness is certain, the service life is long, one end of the traction belt 3, which is positioned at the thread end fastening block 5, is fixed with a limiting block 4, the limiting block 4 is abutted against the bottom of the thread end fastening block 5, the traction force is acted on the bottom of the thread end fastening block 5, the thread end fastening block 5 and the thread end fastening sleeve 7 are not easy to fall off and are clamped more tightly after being subjected to the resistance, so as to stably and efficiently pass through the pore channel, the thread end fastening block 5, the thread end fastening sleeve 7 and the protection sleeve 8 are all made of stainless steel materials, so that the service life is long, and the thread end fastening block is not easy to deform.
According to the technical scheme, when the cable end fastening device is used, a strand penetrating steel strand, a traction steel wire rope and a winch are prepared according to design requirements, a traction rope of the winch penetrates through one end of a corrugated pipe to the other end of the corrugated pipe and is tidied, when the cable end fastening device is installed, the steel strand, the limiting block 4, the cable end fastening block 5, the cable end fastening sleeve 7 and the protective sleeve 8 are sequentially placed, the traction belt 3 penetrates through the cable end fastening block 5, the cable end fastening sleeve 7 and the protective sleeve 8 in sequence, the steel strand is placed in the paying-off groove 1 around the cable end fastening block 5, the cable end fastening block 5 and the steel strand are bundled, the outer diameter is smaller than the maximum inner diameter of the cable end fastening sleeve 7 after bundling, the cable end fastening sleeve 7 is sleeved on the cable end fastening block 5 and is hammered towards the small inner diameter end of the cable end fastening sleeve 7 through the protective sleeve 8, the cable end fastening sleeve 7 is tightly sleeved on the cable end fastening block 5, and then the traction belt 3 is connected with the winch, and starting the winch to perform the whole threading work of the steel strand.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (6)
1. The utility model provides a steel strand wires are worn to restraint and are used whole bundle threading apparatus, includes end of a thread fastening sleeve (7), its characterized in that: the inner wall of end of a thread fastening sleeve (7) is the toper setting, can dismantle the cover in end of a thread fastening sleeve (7) and be equipped with end of a thread fastening block (5), end of a thread fastening block (5) are cylindrically, just equidistant a plurality of wire releasing grooves (1) that are equipped with on the a week lateral wall of end of a thread fastening block (5), just the central line position department of end of a thread fastening block (5) is equipped with perforation (2), the less one end of a thread fastening sleeve (7) internal diameter is equipped with protective sleeve (8), the one end of protective sleeve (8) is fixed with buffering head (9), buffering head (9) protective sleeve (8), end of a thread fastening sleeve (7) with perforation (2) run through jointly and are equipped with traction belt (3), traction belt (3) are located the one end of a thread fastening block (5) is fixed with spacing block (4).
2. The whole strand threading device for threading the steel strand as claimed in claim 1, wherein the buffer head (9) is conical.
3. The whole strand threading device for threading the steel strands as claimed in claim 1, wherein the thread end fastening sleeve (7) is provided with a thread groove (6) on the inner wall thereof.
4. The whole strand threading device for threading the steel strand as claimed in claim 1, wherein the traction belt (3) is a steel wire rope.
5. The whole strand threading device for threading steel strands as claimed in claim 1, wherein the thread end fastening block (5), the thread end fastening sleeve (7) and the protection sleeve (8) are made of stainless steel.
6. The whole strand threading device for threading the steel strand according to claim 1, wherein the thread laying groove (1) is a circular arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122013598.6U CN215976863U (en) | 2021-08-25 | 2021-08-25 | Whole bundle threading device for threading steel strand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122013598.6U CN215976863U (en) | 2021-08-25 | 2021-08-25 | Whole bundle threading device for threading steel strand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215976863U true CN215976863U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122013598.6U Active CN215976863U (en) | 2021-08-25 | 2021-08-25 | Whole bundle threading device for threading steel strand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215976863U (en) |
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2021
- 2021-08-25 CN CN202122013598.6U patent/CN215976863U/en active Active
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