CN214462699U

CN214462699U - Reinforcing steel bar binding hook

Info

Publication number: CN214462699U
Application number: CN202120426077.0U
Authority: CN
Inventors: 田越增; 韩琳
Original assignee: China Metallurgical Construction Engineering Group Co Ltd
Current assignee: China Metallurgical Construction Engineering Group Co Ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-10-22
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses a reinforcement curved hook, which comprises a holding sleeve, a strip-shaped guide hole is arranged on the sleeve body of the holding sleeve, a telescopic slide bar is inserted into the holding sleeve, the far end of the telescopic slide bar is bent to form a binding curved hook, a limiting slide block is fixed on the rod body of the telescopic slide bar and corresponding to the strip-shaped guide hole, the limiting slide block can be in sliding fit with the strip-shaped guide hole along the extending direction of the strip-shaped guide hole, a slide block limiting device is fixed on the sleeve body of the holding sleeve and positioned at the strip-shaped guide hole and towards one end of the sleeve opening of the holding sleeve, when the limiting slide block is abutted against the strip-shaped guide hole and faces to the opening end of the holding sleeve, the slide block limiting device can limit and fix the limiting slide block, the opening end of the holding sleeve is provided with a slide bar fixing device, when the telescopic slide rod moves towards the bottom direction of the holding sleeve, the slide rod fixing device can limit and fix the binding hooks. The utility model discloses simple structure, extension that can be convenient and the length that shortens whole instrument make workman convenient to carry.

Description

Reinforcing steel bar binding hook

Technical Field

The utility model relates to a reinforcement tool, concretely relates to reinforcement crotch.

Background

At present, in the building construction of various houses, tunnels, bridges and the like, the workload of binding reinforcing steel bars and pouring concrete is large, the reinforcing steel bars of various types and specifications are bound into a main framework by using iron wires according to drawings before the concrete is poured, the binding reinforcing steel bars are usually manually twisted by workers, the labor intensity is high, the operation process is complex, the engineering quality and progress are often seriously influenced, in addition, sharp objects such as iron wires and the like easily stab workers in the binding process to cause potential safety hazards, and tools such as reinforcing steel bar hooks and the like are mostly adopted in the building industry to carry out iron wire binding on reinforcing steel bar members. But to the reinforcing bar denser, the stirrup encryption interval is less wait the reinforcing bar denser special condition that the structure is complicated, will prepare a longer reinforcing bar hook of length in order to conveniently stretch into the relevant position and carry out the iron wire ligature, but this kind of reinforcing bar hook is because whole length is longer, and the workman of being not convenient for carries with oneself.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a steel bar binding hook that can stretch out and draw back control to conveniently carry.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a reinforcement crotch comprises a holding sleeve, a strip-shaped guide hole which is communicated with an inner hole of the holding sleeve along the radial direction of the holding sleeve and extends along the central line direction of the holding sleeve is arranged on a barrel body of the holding sleeve, a telescopic slide rod is inserted into a barrel opening of the holding sleeve and can be in sliding fit with the holding sleeve along the central line direction of the holding sleeve, a binding crotch is arranged at one end, away from the telescopic slide rod, inserted into the holding sleeve, of the telescopic slide rod, a limit slide block is fixedly connected to a rod body of the telescopic slide rod at a position corresponding to the strip-shaped guide hole and can be in sliding fit with the rod body along the extending direction of the strip-shaped guide hole, a fixed seat is fixedly connected to a position, facing one end of the barrel opening of the holding sleeve, of the strip-shaped guide hole, and a strip-shaped elastic strip extending along the central line direction parallel to the holding sleeve towards the barrel bottom direction of the holding sleeve is fixedly connected to the fixed seat, one end of the strip-shaped elastic strip, far away from the fixed seat, facing one side face of the holding sleeve is provided with a right-angled triangle stop block, one right-angled face of the right-angled triangle stop block is a fixed face and is fixedly connected to the strip-shaped elastic strip, the other right-angled face is a limiting face and faces the direction of the opening of the holding sleeve, the limiting face is perpendicular to the central line of the holding sleeve, the distance between one end, facing the opening of the holding sleeve, of the strip-shaped guide hole and the limiting face is consistent with the length of the limiting slide block along the direction parallel to the central line of the holding sleeve, one end, far away from the telescopic slide rod, of the limiting slide block extends out of the holding sleeve, when the limiting slide block moves towards the direction of the opening of the holding sleeve, one end, far away from the telescopic slide rod, of the limiting slide block can be abutted against the inclined face of the right-angled triangle stop block, and the limiting slide block slides into the right-angled triangle stop block to face one side of the opening of the holding sleeve through the elastic deformation of the strip-shaped elastic strip, grip telescopic nozzle end and install and to carry out spacing fixed slide bar fixing device to the ligature crotch, when spacing slider orientation in gripping sleeve barrel head direction removal, the ligature crotch can be close to in gripping sleeve nozzle position and fixed mutually with gripping the sleeve through slide bar fixing device.

The utility model discloses in, when needs use, outwards pull out flexible slide bar, stop block also slides in the bar guiding hole like this, stop block is when being close to the fixing base, can earlier the butt on the inclined plane of right angle triangle dog, continue to stimulate flexible slide bar, stop block just can act on the inclined plane of right angle triangle dog, apply corresponding effort to it, make bar bullet strip take place elastic deformation, stop block just can open the right angle triangle dog back like this, slide in to the position between right angle triangle dog and the bar guiding hole tip, right angle triangle dog just can reset, stop block's both ends just are respectively the butt on the spacing face of right angle triangle dog like this, and then can't remove, just so accomplish the spacing fixed to flexible slide bar, in order to conveniently carry out the reinforcement operation. When needs are accomodate, upwards break the bar bullet strip off with the fingers and thumb, make the right angle triangle dog leave on limit slide's the slip orbit, just so can the flexible slide bar of internal contraction, utilize slide bar fixing device to carry out spacing fixed can to the ligature crotch at last.

As optimization, the binding hook comprises a vertical rod formed by bending the telescopic slide rod, one end of the vertical rod far away from the telescopic slide rod is bent towards the bottom direction of the holding sleeve to form a horizontal rod, the central line of the horizontal rod is parallel to the central line of the telescopic slide rod, a limiting clamping groove is formed in one side of the horizontal rod towards the telescopic slide rod, the limiting clamping groove is a through groove, the extending direction of the limiting clamping groove is perpendicular to the horizontal rod and the plane where the central line of the telescopic slide rod is located, the slide rod fixing device comprises a limiting seat fixedly connected to the body of the holding sleeve, the limiting seat is close to the opening of the holding sleeve, a limiting insertion hole is concavely formed in one side face of the holding sleeve along the radial direction of the holding sleeve, a limiting insertion block arranged with the same central line is inserted into the limiting insertion hole, and one end of the limiting insertion block far away from the bottom of the limiting insertion hole extends out of the limiting insertion hole, the limiting insertion block can be in sliding fit with the limiting insertion holes along the extending direction of the limiting insertion holes, one side of the wall of each limiting insertion hole, which faces the opening direction of the holding sleeve, is provided with a positioning insertion hole along the direction parallel to the central line of the holding sleeve, each positioning insertion hole is a through hole, one side of the wall of each limiting insertion hole, which faces the bottom direction of the holding sleeve, is provided with a gear insertion hole which is arranged along the same central line as the positioning insertion hole, when the telescopic slide rod moves towards the bottom direction of the holding sleeve, the cross rod can penetrate through the positioning insertion holes and stretch into and abut against the bottoms of the gear insertion holes, the limiting insertion block is provided with a positioning perforation hole which can allow the cross rod to penetrate along the direction parallel to the central line of the holding sleeve, a reset spring is arranged in the limiting insertion holes and between the bottoms of the limiting insertion holes and the limiting insertion blocks, and the two ends of the reset spring are respectively fixedly connected with the bottoms of the limiting insertion holes and the limiting insertion blocks, when reset spring is in under the natural state, spacing inserted block and the piece body that is located the perforation below of location can pass the location jack to the horizontal pole and block, and when spacing inserted block moved in spacing jack hole bottom direction, the location perforation can be corresponding so that the horizontal pole can pass in the location perforation with the location jack, when the horizontal pole butt was at keeping off a position jack hole bottom, the location perforation orientation in grip telescopic one side edge can insert in spacing draw-in groove with the horizontal pole orientation grip sleeve nozzle place direction and remove and spacing.

According to the telescopic sliding rod limiting device, the limiting insertion block is pressed downwards firstly, the reset spring is compressed, the positioning through hole in the limiting insertion block is made to correspond to the positioning insertion hole in the limiting seat, in the process that the telescopic sliding rod retracts, the transverse rod can sequentially penetrate through the positioning insertion hole and the positioning through hole, the transverse rod extends into the blocking insertion hole at last, the transverse rod is enabled to abut against the bottom of the hole of the blocking insertion hole, then the limiting insertion block is loosened, the limiting insertion block rebounds under the action of the reset spring, the lower side edge of the positioning through hole can be inserted into the limiting clamping groove of the transverse rod, and therefore the transverse rod cannot move and is limited by the telescopic sliding rod. The limiting insertion block is pressed downwards again, the lower side edge of the positioning through hole can move out of the limiting clamping groove, and therefore the telescopic sliding rod can be pulled out.

Preferably, a pressing sheet is arranged at one end, away from the bottom of the limiting insertion hole, of the limiting insertion block, the plane where the pressing sheet is located is perpendicular to the central line of the limiting insertion hole, and the limiting insertion block is fixedly connected to the side face, facing the limiting seat, of the pressing sheet. The finger of the operator can press the button conveniently.

As optimization, the preforming orientation in on the side of one side of spacing seat go back fixedly connected with spacing jack central line parallel arrangement's direction cutting, the concave direction shrinkage pool that is equipped with the same central line setting of direction cutting that just corresponds the position of direction cutting on the spacing seat, the direction cutting is kept away from the one end of preforming is inserted in the direction shrinkage pool, and the direction cutting can be followed its central line direction and direction shrinkage pool sliding fit. The rotation of the limiting insertion holes can be avoided, and the cross rod can better penetrate through the positioning through holes.

Preferably, the bottom end of the holding sleeve is fixedly connected with a containing tube which is arranged on the same central line as the holding sleeve, the outer diameter of the containing tube is consistent with the outer diameter of the holding sleeve, a winding post is arranged on the same central line in the containing tube, one end of the winding post protrudes outwards along the direction of the central line, a connecting stud is formed, the winding post is in threaded connection with the bottom end of the holding sleeve through the connecting stud, the winding post and the inner wall of the containing tube are arranged at intervals to form a wire collecting space, a wrist rope is arranged on the winding post, one end of the wrist rope is fixedly connected to the winding post, the wrist rope can be wound on the winding post to be contained in the wire collecting space, a slip ring is sleeved on the wrist rope and can slide on the wrist rope, one end of the wrist rope, far away from the winding post, is fixedly connected to the slip ring so that the wrist rope forms a closed loop for enabling a wrist to pass through, and a connecting ring capable of sliding on the wrist rope is sleeved on the wrist rope body of the closed loop, the containing barrel opening is provided with a circular separation blade, a bulge is formed on one side of the circular separation blade and is provided with an annular plug bush which is arranged with the same central line of the circular separation blade, the annular plug bush can be inserted into the containing pipe to be matched with the containing pipe in a sliding mode along the central line direction of the containing pipe, an annular clamping groove which is arranged with the same central line of the annular plug bush is concavely arranged on the outer peripheral face of the annular plug bush, an annular rubber strip which is arranged with the same central line of the annular clamping groove is embedded in the annular clamping groove, the annular clamping groove can move the annular rubber strip in the central line direction of the annular plug bush to be limited, one side of the annular rubber strip, back to the bottom of the annular clamping groove, stretches out of the annular clamping groove, the connecting ring is fixedly connected to the circular separation blade and is located at the inner side of the annular plug bush, when the annular plug bush is inserted into the containing pipe, the annular rubber strip can be clamped on the containing pipe through the elastic deformation capacity of the annular plug bush.

The circular blocking piece is opened, the wound wrist rope is pulled out, then the sliding ring is slid, and the sliding ring moves towards the winding post, so that the size of the closed loop can be increased, and an operator can conveniently pass through the wrist. When needs were accomodate, the slip ring slided, made the slip ring remove towards circular separation blade direction to reduce the size of closed loop, wrist rope portion outside the closed loop is longer relatively like this, will conveniently wind and establish on the wrapping post, and hold in receiving the line space, then cover circular separation blade can.

As an optimization, still be provided with the winding post in the holding tube, the one end of winding post is provided with the telescopic hole along its central line direction extension, and the hole bottom in telescopic hole wears to be equipped with the slip hole with the central line, and the diameter of slip hole is less than the diameter of telescopic hole, and the winding post cover is established on the winding post and through slip hole with winding post sliding fit in order to follow the winding post central line direction slides, the one end orientation that the winding post is located telescopic hole place in holding tube mouth of pipe direction, the winding post is kept away from the one end of connecting stud is fixed with limit stop, and limit stop follows the projection of winding post central line direction is located telescopic hole edge in the projection of winding post central line direction, the winding post just is located position cover between holding sleeve barrel bottom and the winding post is equipped with the pop-up spring, and the both ends of pop-up spring butt respectively are in holding sleeve barrel bottom and winding post in order to provide the spring power on limit stop for telescopic hole bottom butt When the telescopic hole bottom is abutted to the limit stop, one end, located at the telescopic hole, of the winding column can stretch out of the containing pipe, when the winding column faces towards the holding sleeve barrel bottom direction to move, the winding column can be contained in the containing pipe and separated from the inner wall of the containing pipe, when the circular separation blade is connected to the containing pipe, the circular separation blade can stretch out of the winding column to limit the containing pipe, and one end, located at the sliding ring, of the wrist rope is fixedly connected to the winding column and close to the body of the end, where the sliding hole is located, of the wrist rope.

After the round separation blade is opened, the winding column part column body extends out of the accommodating pipe under the action of the pop-up spring, so that the wrist rope is very convenient to wind on the winding column part column body or take down the wrist rope on the winding column part column body. After the winding post is pressed and contained in the containing pipe, the circular blocking piece is covered to complete the containing.

As an optimization, the winding post body and the positions at the two ends of the winding post body are respectively provided with an annular enclosure extending around the circumferential direction of the winding post body in a protruding mode, when the winding post moves on the winding post, the annular enclosure can be in sliding fit with the inner wall of the accommodating pipe along the central line direction of the winding post, a notch is formed in the edge of the annular enclosure at the end, where the telescopic hole is located, of the winding post, a rope hole used for enabling the wrist rope to pass through is formed between the notch and the inner wall of the accommodating pipe, and when the annular enclosure at the notch is in sliding fit with the accommodating pipe, the wrist rope can pass through the rope hole and stretch out of the accommodating pipe. Can restrain the wrist rope wound on the winding post.

Preferably, an external connecting thread is arranged on a column body of the wrapping column, which is far away from one end of the connecting stud, an internal connecting screw hole is concavely arranged on the limit stop, and the limit stop is in threaded fit with the external connecting thread through the internal connecting screw hole to enable the limit stop to be fixed on the wrapping column. The disassembly is convenient.

As optimization, fixedly connected with edge on the shaft of wrapping post the guide lug that wrapping post extending direction extended the setting, the guide lug by the wrapping post is located connecting stud's one end extends to be close to in limit stop's position, along being on a parallel with on the pore wall of sliding hole central line direction has seted up the direction recess, and the direction sand grip stretches into in the direction recess and can follow wrapping post central line direction and direction recess sliding fit. The winding of the wrist rope can be prevented from being influenced by the rotation of the winding column.

As optimization, the winding post is close to follow on the shaft of slide opening position one end the winding post circumference direction is concave to be equipped with round annular caulking groove, the annular caulking groove in inlay establish with the spacing snap ring of annular of winding post with the central line, the annular caulking groove can follow the spacing snap ring of annular winding post central line direction removes and carries on spacingly, the spacing snap ring of annular is back to one side fixedly connected with binding wire head of annular caulking groove, the wrist rope is kept away from the one end fixed connection binding wire of sliding ring is overhead. The wrist rope is convenient to fix.

To sum up, the beneficial effects of the utility model reside in that: the utility model discloses simple structure, extension that can be convenient and the length that shortens whole instrument make workman convenient to carry.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the middle stop of the present invention;

fig. 3 is a schematic view of the internal structure of the accommodating tube of the present invention.

Detailed Description

The structure of the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the reinforcement crotch in this embodiment, including gripping sleeve 1, grip sleeve 1's stack shell and offer along gripping sleeve 1 radial direction with gripping sleeve 1 hole intercommunication and along gripping sleeve 1 central line direction extension's bar guiding hole, gripping sleeve 1's stack shell department has inserted a flexible slide bar 2, flexible slide bar 2 can be followed and grips sleeve 1 central line direction rather than sliding fit, flexible slide bar 2 keeps away from its one end of inserting and gripping sleeve 1 and is provided with ligature crotch 3, flexible slide bar 2's pole body is gone up and is corresponded the position fixedly connected with stop block 4 of bar guiding hole, stop block 4 can follow bar guiding hole extending direction rather than sliding fit, grip sleeve 1's stack shell and be located bar guiding hole towards the position fixedly connected with fixing base 5 who grips sleeve 1 stack shell one end, fixedly connected with on fixing base 5 is along being on a parallel with gripping sleeve 1 central line direction towards gripping sleeve 1 barrel bottom side To the bar bullet strip 6 that extends, bar bullet strip 6 keeps away from the one end of fixing base 5 and is provided with right angle triangle dog 7 towards on one side of gripping sleeve 1, wherein a right angle face of right angle triangle dog 7 is fixed surface and fixed connection on bar bullet strip 6, another side right angle face is spacing face and towards in gripping sleeve 1 nozzle direction, spacing face is mutually perpendicular with gripping sleeve 1 central line, the bar guiding hole orientation is in gripping sleeve 1 nozzle's one end to spacing between the face interval and the spacing slider 4 along being on a parallel with the length of gripping sleeve 1 central line direction, the one end that telescopic slide bar 2 was kept away from to spacing slider 4 stretches out outside gripping sleeve 1, when spacing slider 4 moves towards gripping sleeve 1 nozzle direction, the one end that telescopic slide bar 2 was kept away from to spacing slider 4 can the butt on the inclined plane of right angle triangle dog 7 and make spacing slider 4 slide in right angle triangle dog 7 towards gripping sleeve 1 nozzle direction through the elastic deformation of bar bullet strip 6 1 nozzle one side, the nozzle end that grips sleeve 1 installs and can carry out spacing fixed slide bar fixing device to ligature crotch 2, when spacing slider 4 orientation in gripping 1 bobbin base direction removal of sleeve, ligature crotch 2 can be close to in gripping 1 nozzle position of sleeve and fixed mutually with gripping sleeve 1 through slide bar fixing device.

In the specific embodiment, the binding hook 3 comprises a vertical rod formed by bending the telescopic slide rod 2, one end of the vertical rod far away from the telescopic slide rod 2 is bent towards the bottom direction of the holding sleeve 1 to form a cross rod, the central line of the cross rod is parallel to the central line of the telescopic slide rod 2, one side of the cross rod facing the telescopic slide rod 2 is provided with a limit clamping groove which is a through groove, the extending direction of the limit clamping groove is perpendicular to the plane of the cross rod and the central line of the telescopic slide rod 2, the slide rod fixing device comprises a limit seat 8 fixedly connected to the body of the holding sleeve 1, the limit seat 8 is close to the opening of the holding sleeve 1, the limit seat 8 is back to the side surface of one side of the holding sleeve 1 and is concavely provided with a limit jack along the radial direction of the holding sleeve 1, and a limit insert block 9 which is arranged with the same central line is inserted into the limit jack, one end of the limiting insert block 9, which is far away from the hole bottom of the limiting insert hole, extends out of the limiting insert hole, the limiting insert block 9 can be in sliding fit with the limiting insert hole along the extending direction of the limiting insert hole, one side of the limiting insert hole, which faces the tube opening direction of the holding sleeve 1, is provided with a positioning insert hole along the direction parallel to the central line of the holding sleeve 1, the positioning insert hole is a through hole, one side of the wall of the limiting insert hole, which faces the tube bottom direction of the holding sleeve 1, is provided with a gear insert hole which is arranged along the same central line as the positioning insert hole, when the telescopic slide bar 2 moves towards the tube bottom direction of the holding sleeve 1, the cross bar can pass through the positioning insert hole and extend into and abut against the hole bottom of the gear insert hole, the limiting insert block 9 is provided with a positioning through hole through which the cross bar can pass along the direction parallel to the central line of the holding sleeve 1, and a reset spring 10 is arranged in the limiting insert hole and between the hole bottom of the limiting insert hole and the limiting insert block 9, reset spring 10's both ends respectively with spacing jack hole bottom and 9 fixed connection of spacing inserted block, when reset spring 10 was in under the natural condition, spacing inserted block 9 and the piece body that is located the perforation below of location can pass the location jack to the horizontal pole and block, when spacing inserted block 9 moved towards spacing jack hole bottom direction, the perforation of location can be corresponding so that the horizontal pole can pass in the perforation of location with the location jack, when the horizontal pole butt was at a position jack hole bottom, the perforation orientation of location in one side edge of gripping sleeve 1 can insert in spacing draw-in groove with the orientation of horizontal pole grip the removal of 1 bobbin opening place of sleeve and carry on spacingly.

In this embodiment, a pressing plate 11 is disposed at one end of the limiting insertion block 9 away from the bottom of the limiting insertion hole, a plane where the pressing plate 11 is located is perpendicular to a center line of the limiting insertion hole, and the limiting insertion block 9 is fixedly connected to a side surface of the pressing plate 11 facing the limiting seat 8.

In this embodiment, preforming 11 orientation in on one side of spacing seat 8 go back fixedly connected with spacing jack central line parallel arrangement's direction cutting, on spacing seat 8 and the position that corresponds the direction cutting concavely be equipped with the direction cutting guide shrinkage pool that the central line set up, the direction cutting is kept away from the one end of preforming is inserted in the direction shrinkage pool, the direction cutting can be followed its central line direction and direction shrinkage pool sliding fit.

In this embodiment, a containing tube 12 is fixedly connected to the bottom end of the holding sleeve 1, the containing tube 12 is coaxially arranged with the holding sleeve 1, the outer diameter of the containing tube 12 is identical to the outer diameter of the holding sleeve 1, a winding post 13 is coaxially arranged in the containing tube 12, one end of the winding post 13 protrudes outwards along the central line direction thereof to form a connecting stud, the winding post 13 is connected to the bottom end of the holding sleeve 1 through the connecting stud by screw threads, the winding post 13 is spaced from the inner wall of the containing tube 12 to form a winding space, a wrist rope 14 is arranged on the winding post 13, one end of the wrist rope 14 is fixedly connected to the winding post 13, the wrist rope 14 can be wound on the winding post 13 to be contained in the winding space, a slip ring is sleeved on the wrist rope 14, the slip ring can slide on the wrist rope 14, one end of the wrist rope 14, which is far away from the winding post 13, is fixedly connected to the slip ring to enable the wrist rope 14 to form a closed loop for the wrist to pass through, the wrist rope 14 is sleeved with a connecting ring capable of sliding on the wrist rope 14 on a rope body where a closed loop is located, a circular blocking piece 15 is arranged at the pipe opening of the accommodating pipe 12, an annular inserting sleeve 16 which is arranged on the same central line as the circular blocking piece 15 is convexly formed on one side face of the circular blocking piece 15, the annular inserting sleeve 16 can be inserted into the accommodating pipe 12 to be in sliding fit with the accommodating pipe 12 along the central line direction of the accommodating pipe 12, an annular clamping groove which is arranged on the same central line as the annular blocking piece 16 is concavely formed in the outer peripheral face of the annular inserting sleeve 16, an annular rubber strip 17 which is arranged on the same central line as the annular clamping groove is embedded in the annular clamping groove, the annular clamping groove can limit the movement of the annular rubber strip 17 along the central line direction of the annular inserting sleeve 16, one side, back to the bottom of the annular clamping groove, of the annular rubber strip 17 extends out of the annular clamping groove, the connecting ring is fixedly connected to the circular blocking piece 15 and is located at the inner side of the annular inserting sleeve 16, when the annular inserting sleeve 16 is inserted into the accommodating pipe 12, the annular rubber strip 17 is capable of snapping the annular insert 16 onto the containment tube 12 by its elastic deformation capability.

In this specific embodiment, a winding post 18 is further disposed in the accommodating tube 12, a telescopic hole is formed in one end of the winding post 18 along a central line direction in an extending manner, a sliding hole is formed in a hole bottom of the telescopic hole and penetrates through a central line, a diameter of the sliding hole is smaller than that of the telescopic hole, the winding post 18 is sleeved on the winding post 13 and is in sliding fit with the winding post 13 through the sliding hole so as to be capable of sliding along the central line direction of the winding post 13, one end of the winding post 18, which is located at the telescopic hole, faces a pipe orifice direction of the accommodating tube 12, a limit stopper is fixed at one end of the winding post 13, which is far away from the connecting stud, a projection of the limit stopper along the central line direction of the winding post 13 is located in a projection of the telescopic hole along the central line direction of the winding post 13, a pop-up spring 19 is sleeved on the winding post 13 and a position between the tube bottom of the holding sleeve 1 and the winding post 18, two ends of the pop-up spring 19 are respectively abutted against the cylinder bottom of the holding sleeve 1 and the winding post 18 so as to provide spring force for abutting against the hole bottom of the telescopic hole on the limit stop, when the hole bottom of the telescopic hole is abutted against the limit stop, one end, located at the telescopic hole, of the winding post 18 can extend out of the accommodating pipe 12, when the winding post 18 moves towards the cylinder bottom direction of the holding sleeve 1, the winding post 18 can be accommodated in the accommodating pipe 12 and is arranged at a distance from the inner wall of the accommodating pipe 12, when the circular blocking piece 15 is connected to the accommodating pipe 12, the circular blocking piece 15 can extend out of the winding post 18 from the accommodating pipe 12 to block and limit, and one end, far away from the slip ring, of the wrist rope 14 is fixedly connected to the cylinder body, located at the winding post 18 and close to the sliding hole.

In this specific embodiment, the position of the winding post 18 shaft and the position at its both ends are formed with the annular enclosure 20 extending around its circumference in a protruding manner respectively, when the winding post 18 moves on the winding post 13, the annular enclosure 20 can be in sliding fit with the inner wall of the accommodating tube 12 along the direction of the central line of the winding post 13, the edge of the annular enclosure 20 at the end of the retractable hole on the winding post 18 is provided with a notch, a rope hole for the wrist rope 14 to pass is formed between the notch and the inner wall of the accommodating tube 12, and when the annular enclosure 20 at the notch is in sliding fit with the inside of the accommodating tube 12, the wrist rope 14 can pass through the rope hole and extend out of the accommodating tube 12.

In this embodiment, an external connection thread is provided on the column body of the winding column 13 at the end far away from the connection stud, an internal connection screw hole is concavely provided on the limit stop, and the limit stop is fixed on the winding column 13 through the thread fit of the internal connection screw hole and the external connection thread.

In this embodiment, fixedly connected with follows on the shaft of wrapping post 13 the direction of extension of wrapping post 13 extends the direction lug that sets up, the direction lug by wrapping post 13 is located connecting stud's one end extends to be close to in limit stop's position, along being on a parallel with on the pore wall of sliding hole guiding groove has been seted up to sliding hole central line direction, and the direction sand grip stretches into in guiding groove and can follow 13 central line directions of wrapping post and guiding groove sliding fit.

In this embodiment, the winding post 18 is close to in follow on the shaft of slide opening position one end the 18 circumference direction concave round annular caulking grooves that are equipped with of winding post, the annular caulking groove in inlay establish with the 18 with the spacing snap ring 21 of annular of central line of winding post, the annular caulking groove can follow the spacing snap ring 21 of annular the 18 central line direction of winding post is removed and is carried on spacingly, and annular spacing snap ring 21 is back to one side fixedly connected with binding wire head of annular caulking groove, wrist rope 14 keeps away from the one end fixed connection binding wire of sliding ring is overhead.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a reinforcement crotch which characterized in that: comprises a holding sleeve, a strip-shaped guide hole which is communicated with an inner hole of the holding sleeve along the radial direction of the holding sleeve and extends along the central line direction of the holding sleeve is arranged on the barrel body of the holding sleeve, a telescopic slide rod is inserted into the barrel mouth of the holding sleeve and can be in sliding fit with the telescopic slide rod along the central line direction of the holding sleeve, a binding hook is arranged at one end of the telescopic slide rod, which is far away from the telescopic slide rod and is inserted into the holding sleeve, a limit slide block is fixedly connected on the rod body of the telescopic slide rod and corresponds to the strip-shaped guide hole, the limit slide block can be in sliding fit with the strip-shaped guide hole along the extending direction of the strip-shaped guide hole, a fixed seat is fixedly connected on the barrel body of the holding sleeve and is positioned at one end of the strip-shaped guide hole, which faces the barrel mouth of the holding sleeve, a strip-shaped elastic strip is fixedly connected on the fixed seat and extends along the central line direction of the holding sleeve, and a right-angle triangular stop block is arranged on one side face, which faces the holding sleeve, one right-angle surface of the right-angle triangular stop block is a fixed surface and is fixedly connected to the strip-shaped elastic strip, the other right-angle surface of the right-angle triangular stop block is a limiting surface and faces to the direction of the cylinder opening of the holding sleeve, the limiting surface is perpendicular to the central line of the holding sleeve, the distance between one end, facing to the cylinder opening of the holding sleeve, of the strip-shaped guide hole and the limiting surface is consistent with the length of the limiting slide block along the direction parallel to the central line of the holding sleeve, one end, away from the telescopic slide rod, of the limiting slide block extends out of the holding sleeve, when the limiting slide block moves towards the direction of the cylinder opening of the holding sleeve, one end, away from the telescopic slide rod, of the limiting slide block can be abutted against the inclined surface of the right-angle triangular stop block and can slide into the right-angle triangular stop block to face to one side of the cylinder opening of the holding sleeve through elastic deformation of the strip-shaped elastic strip, and a slide rod fixing device capable of limiting and fixing a binding hook is installed at the cylinder opening end of the holding sleeve, when the limiting slide block moves towards the bottom direction of the holding sleeve, the binding hooks can be close to the opening position of the holding sleeve and are fixed with the holding sleeve through the slide rod fixing device.

2. The rebar tying hook of claim 1, wherein: the binding hook comprises a vertical rod formed by bending the telescopic slide rod, one end of the vertical rod, which is far away from the telescopic slide rod, is bent towards the bottom direction of the holding sleeve to form a transverse rod, the central line of the transverse rod is parallel to the central line of the telescopic slide rod, one side of the transverse rod, which is towards the telescopic slide rod, is provided with a limiting clamping groove, the limiting clamping groove is a through groove, the extending direction of the limiting clamping groove is vertical to the plane of the transverse rod and the central line of the telescopic slide rod, the slide rod fixing device comprises a limiting seat fixedly connected to the body of the holding sleeve, the limiting seat is close to the opening of the holding sleeve, a limiting jack is arranged on one side surface of the holding sleeve, which is back to the side surface of the holding sleeve, along the radial direction of the holding sleeve, a limiting insert block is arranged in the limiting jack, a limiting insert block which is arranged with the central line, and one end of the limiting insert block, which is far away from the bottom of the limiting jack, extends out of the limiting jack, the limiting insertion block can be in sliding fit with the limiting insertion holes along the extending direction of the limiting insertion holes, one side of the wall of each limiting insertion hole, which faces the opening direction of the holding sleeve, is provided with a positioning insertion hole along the direction parallel to the central line of the holding sleeve, each positioning insertion hole is a through hole, one side of the wall of each limiting insertion hole, which faces the bottom direction of the holding sleeve, is provided with a gear insertion hole which is arranged along the same central line as the positioning insertion hole, when the telescopic slide rod moves towards the bottom direction of the holding sleeve, the cross rod can penetrate through the positioning insertion holes and stretch into and abut against the bottoms of the gear insertion holes, the limiting insertion block is provided with a positioning perforation hole which can allow the cross rod to penetrate along the direction parallel to the central line of the holding sleeve, a reset spring is arranged in the limiting insertion holes and between the bottoms of the limiting insertion holes and the limiting insertion blocks, and the two ends of the reset spring are respectively fixedly connected with the bottoms of the limiting insertion holes and the limiting insertion blocks, when reset spring is in under the natural state, spacing inserted block and the piece body that is located the perforation below of location can pass the location jack to the horizontal pole and block, and when spacing inserted block moved in spacing jack hole bottom direction, the location perforation can be corresponding so that the horizontal pole can pass in the location perforation with the location jack, when the horizontal pole butt was at keeping off a position jack hole bottom, the location perforation orientation in grip telescopic one side edge can insert in spacing draw-in groove with the horizontal pole orientation grip sleeve nozzle place direction and remove and spacing.

3. The rebar tying hook of claim 2, wherein: the limiting insertion block is characterized in that a pressing sheet is arranged at one end, away from the hole bottom of the limiting insertion hole, of the limiting insertion block, the plane where the pressing sheet is located is perpendicular to the central line of the limiting insertion hole, and the limiting insertion block is fixedly connected to the side face, facing the limiting seat, of one side of the pressing sheet.

4. A reinforcement bar binding hook according to claim 3, wherein: the preforming orientation in go back fixedly connected with on the side of one side of spacing seat with spacing jack central line parallel arrangement's direction cutting, the concave direction shrinkage pool that is equipped with the same central line setting of direction cutting with the position that just corresponds the direction cutting on the spacing seat, the direction cutting is kept away from the one end of preforming is inserted in the direction shrinkage pool, and the direction cutting can be followed its central line direction and direction shrinkage pool sliding fit.

5. The rebar tying hook of claim 1, wherein: the wrist rope winding device is characterized in that a containing tube which is arranged on the same central line as the holding sleeve is fixedly connected to the bottom end of the holding sleeve, the outer diameter of the containing tube is the same as that of the holding sleeve, a winding post is arranged on the same central line in the containing tube, one end of the winding post protrudes outwards along the direction of the central line, a connecting stud is formed, the winding post is in threaded connection with the bottom end of the holding sleeve through the connecting stud, the winding post and the inner wall of the containing tube are arranged at intervals to form a winding space, a wrist rope is arranged on the winding post, one end of the wrist rope is fixedly connected to the winding post, the wrist rope can be wound on the winding post to be contained in the winding space, a slip ring is sleeved on the wrist rope, the slip ring can slide on the wrist rope, one end, far away from the winding post, of the wrist rope is fixedly connected to the slip ring to enable the wrist rope to form a closed loop for enabling a wrist to pass through, and a connecting ring which can slide on the wrist rope body where the closed loop is positioned is sleeved on the wrist rope, the containing barrel opening is provided with a circular separation blade, a bulge is formed on one side of the circular separation blade and is provided with an annular plug bush which is arranged with the same central line of the circular separation blade, the annular plug bush can be inserted into the containing pipe to be matched with the containing pipe in a sliding mode along the central line direction of the containing pipe, an annular clamping groove which is arranged with the same central line of the annular plug bush is concavely arranged on the outer peripheral face of the annular plug bush, an annular rubber strip which is arranged with the same central line of the annular clamping groove is embedded in the annular clamping groove, the annular clamping groove can move the annular rubber strip in the central line direction of the annular plug bush to be limited, one side of the annular rubber strip, back to the bottom of the annular clamping groove, stretches out of the annular clamping groove, the connecting ring is fixedly connected to the circular separation blade and is located at the inner side of the annular plug bush, when the annular plug bush is inserted into the containing pipe, the annular rubber strip can be clamped on the containing pipe through the elastic deformation capacity of the annular plug bush.

6. The rebar tying hook of claim 5, wherein: the accommodating tube is also internally provided with a winding post, one end of the winding post extends along the central line direction thereof to be provided with a telescopic hole, the hole bottom of the telescopic hole is penetrated with the central line thereof to be provided with a sliding hole, the diameter of the sliding hole is smaller than that of the telescopic hole, the winding post is sleeved on the winding post and can slide along the central line direction of the winding post through the sliding hole and the sliding fit of the winding post, one end of the winding post, which is positioned at the telescopic hole, faces the tube opening direction of the accommodating tube, one end of the winding post, which is far away from the connecting stud, is fixed with a limit stop block, the projection of the limit stop block along the central line direction of the winding post is positioned in the projection of the telescopic hole along the central line direction of the winding post, the position of the winding post, which is positioned between the cylinder bottom of the holding sleeve and the winding post, is sleeved with a pop-out spring, and the two ends of the pop-out spring are respectively abutted on the cylinder bottom of the holding sleeve and the winding post so as to provide spring force for the butt at the hole bottom of the telescopic hole on the limit stop block, when the hole bottom of the telescopic hole is abutted to the limit stop, one end, located at the telescopic hole, of the winding column can stretch out of the containing pipe, when the winding column faces towards the direction of the bottom of the holding sleeve barrel to move, the winding column can be contained in the containing pipe and separated from the inner wall of the containing pipe, when the circular blocking piece is connected to the containing pipe, the circular blocking piece can stretch out the winding column to the containing pipe to block the limiting position, and one end, located at the sliding ring, of the wrist rope is fixedly connected to the winding column and close to the body of the end, where the sliding hole is located.

7. The rebar tying hook of claim 6, wherein: the utility model discloses a wrist rope, including the winding post, the winding post body just is located the position at its both ends and is protruding respectively to be formed with the annular that extends around its circumference and encloses the fender, works as the winding post is in when moving on the winding post, the annular encloses to keep off can follow winding post central line direction with hold intraductal wall sliding fit, be located on the winding post the edge that the annular that the flexible hole place held encloses the fender is provided with the breach, the breach with hold and be formed with between the intraductal wall and be used for making the rope hole that the wrist rope passed, when breach place annular encloses keep off sliding fit and be in when holding intraductally, the wrist rope can pass the rope hole stretch out in hold outside the pipe.

8. The rebar tying hook of claim 6, wherein: the post body of the wrapping post far away from one end of the connecting stud is provided with external connecting threads, the limit stop is concavely provided with an internal connecting screw hole, and the limit stop is matched with the external connecting threads through the internal connecting screw hole to enable the limit stop to be fixed on the wrapping post in a limiting mode.

9. The rebar tying hook of claim 6, wherein: fixedly connected with edge on the shaft of wrapping post the guide lug that wrapping post extending direction extended the setting, the guide lug by the wrapping post is located connecting stud's one end extends to be close to in limit stop's position, follow on the pore wall of sliding hole and be on a parallel with the guiding groove has been seted up to sliding hole central line direction, and the direction sand grip stretches into in the guiding groove and can follow wrapping post central line direction and guiding groove sliding fit.

10. The rebar tying hook of claim 6, wherein: the winding post is close to follow on the shaft of slide opening position one end winding post circumference direction is concave to be equipped with round annular caulking groove, the annular caulking groove inlay establish with the spacing snap ring of annular of winding post with the central line, the annular caulking groove can follow annular spacing snap ring winding post central line direction removes and carries on spacingly, and the spacing snap ring of annular is back to one side fixedly connected with binding wire head of annular caulking groove, the wrist rope is kept away from the one end fixed connection binding wire of sliding ring is overhead.