CN113090042B - Reinforcing steel bar connection auxiliary device and construction method thereof - Google Patents
Reinforcing steel bar connection auxiliary device and construction method thereof Download PDFInfo
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- CN113090042B CN113090042B CN202110319726.1A CN202110319726A CN113090042B CN 113090042 B CN113090042 B CN 113090042B CN 202110319726 A CN202110319726 A CN 202110319726A CN 113090042 B CN113090042 B CN 113090042B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
- E04G21/185—Means for positioning building parts or elements for anchoring elements or elements to be incorporated in the structure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention relates to a reinforcing steel bar connection auxiliary device and a construction method thereof, wherein the reinforcing steel bar connection auxiliary device comprises: the first connecting piece is provided with a first clamping sleeve part and a first positioning part arranged at the top of the first clamping sleeve part, the cross section of the first clamping sleeve part is semicircular, the first positioning part is arc-shaped, and the size of the first positioning part is gradually increased from the bottom to the top; the second connecting piece is in butt joint with the first connecting piece and is provided with a second clamping sleeve portion corresponding to the first clamping sleeve portion and a second positioning portion corresponding to the first positioning portion, the cross section of the second clamping sleeve portion is also semicircular, the second clamping sleeve portion can be clamped on the sleeve after being in butt joint with the first clamping sleeve portion, the second positioning portion is arc-shaped and is in a round platform shape after being in butt joint with the first positioning portion, and the first positioning portion and the second positioning portion are located above the sleeve to achieve auxiliary positioning of the second reinforcing steel bar. The invention improves the connecting efficiency of the longitudinal bars of the reinforcement cage and accelerates the construction progress.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a reinforcing steel bar connection auxiliary device and a construction method thereof.
Background
The connecting efficiency of longitudinal bars of a reinforcement cage of a pile foundation of bridge engineering is a difficult problem troubling pile foundation construction. Generally speaking, the depth of a bridge pile foundation is deep, a reinforcement cage needs to be placed in a segmented mode, and longitudinal bars are connected through manual operation. The longitudinal bar connecting process of the reinforcement cage comprises welding, mechanical sleeve connection and the like. The current mode that utilizes muffjoint, because the sheathed tube bore is less, and the length of the steel reinforcement cage of every section is longer, hang put with the sleeve on the vertical muscle of moving upper segment steel reinforcement cage more difficult with the vertical muscle of upper segment steel reinforcement cage aims at the vertical muscle of hypomere steel reinforcement cage fast, need through artifical one root with the vertical muscle of upper segment steel reinforcement cage with the sleeve butt joint connection of the hypomere steel reinforcement cage that corresponds, lead to on, the required time of the vertical muscle connection of hypomere steel reinforcement cage accounts for 70% to 80% of whole steel reinforcement cage time down, the construction progress has seriously been restricted, and the time of down the cage is longer, be unfavorable for the safety in stake hole and the control of hole bottom sediment thickness. Therefore, how to improve the efficiency of connecting the longitudinal bars when the reinforcement cage is placed in the cage is a problem to be solved urgently by engineering personnel.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a reinforcing steel bar connection auxiliary device and a construction method thereof so as to solve the problem that the longitudinal bar connection efficiency of the conventional reinforcement cage is low.
In order to achieve the above object, the present invention provides a reinforcing bar coupling auxiliary device for assisting in positioning a second reinforcing bar when coupling a first reinforcing bar and the second reinforcing bar by a sleeve threadedly coupled to an end of the first reinforcing bar, the auxiliary device comprising:
the first connecting piece is provided with a first clamping sleeve part and a first positioning part arranged at the top of the first clamping sleeve part, the cross section of the first clamping sleeve part is semicircular, the first positioning part is arc-shaped, and the size of the first positioning part is gradually increased from the bottom to the top;
the second connecting piece is in butt joint with the first connecting piece and is provided with a second clamping sleeve portion corresponding to the first clamping sleeve portion and a second positioning portion corresponding to the first positioning portion, the cross section of the second clamping sleeve portion is also semicircular, the second clamping sleeve portion can be clamped on the sleeve after being in butt joint with the first clamping sleeve portion, the second positioning portion is arc-shaped and is in a round platform shape after being in butt joint with the first positioning portion, and the first positioning portion and the second positioning portion are located above the sleeve to achieve auxiliary positioning of the second steel bar.
The sizes of the first positioning part and the second positioning part in the auxiliary device are gradually increased from the bottom to the top, so that the top of the butted first positioning part and second positioning part provides a larger insertion range for the insertion of the second steel bar so as to be convenient for the first positioning part and the second positioning part, and the first positioning part and the second positioning part are positioned above the sleeve and guide and position the second steel bar in the moving process of the second steel bar, so that the second steel bar is smoothly abutted against the first steel bar. Need hang the upper segment steel reinforcement cage to hypomere steel reinforcement cage's top among the prior art, then through the manual work with the sleeve of the hypomere steel reinforcement cage that corresponds with the vertical muscle one by one alignment of upper segment steel reinforcement cage, and this application only needs to hang the vertical muscle of upper segment steel reinforcement cage to the within range at first location portion and second location portion butt joint back top and transfer the upper segment steel reinforcement cage, make the vertical muscle whereabouts of upper segment steel reinforcement cage and support and lean on the muscle that indulge to the hypomere steel reinforcement cage, the rethread is twisted the sleeve soon and can be realized the connection of the vertical muscle of upper segment steel reinforcement cage and the vertical muscle of hypomere steel reinforcement cage, the vertical muscle connection efficiency of steel reinforcement cage has been improved, and construction progress is accelerated.
The auxiliary device for connecting the steel bars is further improved in that the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part are respectively provided with a clamping component;
when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part, the clamping assembly clamps and fixes the second steel bar.
The reinforcing bar connection auxiliary device of the invention is further improved,
mounting grooves are formed in the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part;
the clamping assembly comprises a rotating piece which is rotatably arranged in the mounting groove through a rotating shaft, the rotating piece is arranged in the mounting groove, part of the bottom of the rotating piece extends out of the mounting groove to form a pushing part, and a pressing part is arranged at the top of the rotating piece and is positioned in the mounting groove;
the rotating shaft is positioned between the push top part and the pressing part;
when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part and moves downwards, the end part of the second steel bar pushes the pushing top part into the mounting groove so that the rotating part rotates around the rotating shaft, and then the pressing part extends out of the mounting groove and clings to the second steel bar.
The reinforcing steel bar connection auxiliary device is further improved in that the pressing part is a roller which is rotatably arranged at the top of the rotating part.
The reinforcing steel bar connection auxiliary device of the invention is further improved,
first card cover portion with the medial surface of second card cover portion is the step face, including first intrados, with the perpendicular connection of first intrados support to the face and with support to the perpendicular second intrados of connecting of face first card cover portion with second card cover portion card cover in when on the sleeve, the intrados of second with telescopic surface pastes mutually, support to the face with telescopic terminal surface pastes mutually, first intrados with telescopic internal surface looks parallel and level.
The auxiliary device for connecting the steel bars is further improved in that one end of the first connecting piece is hinged with one end of the second connecting piece;
the other end of the first connecting piece is fixedly connected with the other end of the second connecting piece through a fastening piece.
The invention also provides a construction method using the reinforcing steel bar connection auxiliary device, which comprises the following steps:
threadably attaching the sleeve to an end of the first reinforcement bar;
the first clamping sleeve part and the second clamping sleeve part are in butt joint and clamped on the sleeve, and the first positioning part and the second positioning part are in butt joint;
extending the second steel bar into the first clamping sleeve part and the second clamping sleeve part, and moving the second steel bar towards the sleeve until the second steel bar abuts against the first steel bar;
and the sleeve is screwed to move towards the direction close to the second steel bar and is in screwed connection with the second steel bar.
The construction method of the reinforcing steel bar connection auxiliary device is further improved in that a clamping assembly is provided before the first clamping sleeve part and the second clamping sleeve part are in butt joint and clamped on the sleeve, and the clamping assembly is respectively arranged on the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part;
when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part, the clamping assembly clamps and fixes the second steel bar.
The construction method of the reinforcing steel bar connection auxiliary device is further improved in that mounting grooves are formed in the inner side surfaces of the first clamping sleeve portion and the second clamping sleeve portion, the provided clamping assembly comprises a rotating piece which is rotatably mounted in the mounting grooves through a rotating shaft, the rotating piece is arranged in the mounting grooves, part of the bottom of the rotating piece protrudes out of the mounting grooves to form a pushing top portion, a pressing portion is arranged at the top of the rotating piece, the pressing portion is located in the mounting grooves, and the rotating shaft is located between the pushing top portion and the pressing portion;
when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part and moves downwards, the end part of the second steel bar pushes the pushing top part into the mounting groove so that the rotating part rotates around the rotating shaft, and then the pressing part extends out of the mounting groove and clings to the second steel bar.
Drawings
Fig. 1 is a schematic structural view of the auxiliary reinforcing bar positioning device for auxiliary positioning of a second reinforcing bar according to the present invention.
Fig. 2 is a cross-sectional view of the auxiliary reinforcing bar positioning device for reinforcing bar connection according to the present invention.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is a schematic structural view of a roller in the auxiliary device for connecting reinforcing bars according to the present invention.
Fig. 5 isbase:Sub>A schematic sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2.
Fig. 6 is a schematic view of the opened state of fig. 5.
Fig. 7 is a schematic sectional view taken along line B-B of fig. 2.
Fig. 8 is a schematic view of the opened state of fig. 7.
In the figure: the steel bar positioning device comprises a sleeve-1, a first steel bar-2, a second steel bar-3, a first connecting piece-41, a first clamping sleeve portion-411, a first positioning portion-412, a second connecting piece-42, a second clamping sleeve portion-421, a second positioning portion-422, a first intrados surface-43, a butting surface-44, a second intrados surface-45, a clamping component-5, a rotating piece-51 and a roller-52.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a reinforcing steel bar connection auxiliary device and a construction method thereof, which are used for the auxiliary installation of connecting a first reinforcing steel bar and a second reinforcing steel bar through a sleeve. The top of the butt joint of the first positioning part and the second positioning part provides a larger insertion range for the insertion of the second steel bar so as to be convenient for the insertion of the first positioning part and the second positioning part, the first positioning part and the second positioning part are positioned above the sleeve and guide and position the second steel bar in the moving process of the second steel bar, so that the second steel bar smoothly abuts against the first steel bar, the clamping assembly is arranged to clamp and fix the second steel bar, the problem that the second steel bar is separated from the positioning part due to the movement of the suspension arm is avoided, the second steel bar is ensured to stably abut against the first steel bar, and the sleeve and the second steel bar are conveniently screwed and connected.
The following describes a reinforcing bar coupling auxiliary device and a construction method thereof according to the present invention with reference to the accompanying drawings.
Referring to fig. 1, 5, 6, 7 and 8, in the present embodiment, a reinforcing bar coupling auxiliary device for assisting the positioning of a second reinforcing bar 3 when coupling a first reinforcing bar 2 and the second reinforcing bar 3 by a sleeve 1, wherein the sleeve 1 is threadedly coupled to an end of the first reinforcing bar 2, comprises: the first connecting piece 41 and the second connecting piece 42 in butt joint with the first connecting piece 41 are provided, the first connecting piece 41 is provided with a first clamping sleeve portion 411 and a first positioning portion 412 arranged at the top of the first clamping sleeve portion 411, the cross section of the first clamping sleeve portion 411 is semicircular, the first positioning portion 412 is arc-shaped, and the size of the first positioning portion 412 is gradually increased from the bottom to the top; the second connecting member 42 has a second sleeve portion 421 corresponding to the first sleeve portion 411 and a second positioning portion 422 corresponding to the first positioning portion 412, the cross section of the second sleeve portion 421 is also semicircular, the second sleeve portion 421 can be sleeved on the sleeve 1 after being butted with the first sleeve portion 411, the second positioning portion 422 is arc-shaped, the second positioning portion 422 is truncated cone-shaped after being butted with the first positioning portion 412, and the first positioning portion 412 and the second positioning portion 422 are located above the sleeve 1 to assist in positioning the second steel bar 3.
In the present embodiment, the size of the first positioning portion 412 and the second positioning portion 422 in the auxiliary device gradually increases from the bottom to the top, so that the top of the first positioning portion 412 and the second positioning portion 422 after butt joint provides a larger insertion range for the insertion of the second steel bar 3, so as to facilitate the first positioning portion 412 and the second positioning portion 422 in the first positioning portion 412 and the second positioning portion 422, and the first positioning portion 412 and the second positioning portion 422 are located above the sleeve 1 to guide and position the second steel bar 3 during the movement of the second steel bar 3, so that the second steel bar 3 smoothly abuts against the first steel bar 2. Need hang upper segment steel reinforcement cage to the top of hypomere steel reinforcement cage among the prior art, then through the manual work with the sleeve 1 of the hypomere steel reinforcement cage that corresponds with the vertical muscle one by one alignment of upper segment steel reinforcement cage, and this application only needs to hang the vertical muscle of upper segment steel reinforcement cage to the within range at first location portion 412 and second location portion 422 butt joint back top and transfer the upper segment steel reinforcement cage, make the vertical muscle whereabouts of upper segment steel reinforcement cage and support and lean on the vertical muscle to the hypomere steel reinforcement cage, rethread is twisted sleeve 1 soon and can be realized the connection of the vertical muscle of upper segment steel reinforcement cage and hypomere steel reinforcement cage, the vertical muscle connection efficiency of steel reinforcement cage has been improved, construction progress has been accelerated.
Referring to fig. 2 and 3, in the present embodiment, the clamping assemblies 5 are disposed on the inner side surfaces of the first clamping sleeve portion 411 and the second clamping sleeve portion 421, when the second steel bar 3 extends into the first clamping sleeve portion 411 and the second clamping sleeve portion 421, the clamping assemblies 5 clamp and fix the second steel bar 3, and the clamping assemblies 5 clamp and fix the second steel bar 3, so as to avoid the problem that the second steel bar 3 is separated from the first clamping sleeve portion 411 and the second clamping sleeve portion 421 due to the movement of the boom, and ensure that the second steel bar 3 is firmly abutted against the first steel bar 2, so that the sleeve 1 and the second steel bar 3 are screwed together.
Referring to fig. 2 and 3, further, mounting grooves are formed on inner side surfaces of the first clamping sleeve portion 411 and the second clamping sleeve portion 421, the clamping assembly 5 includes a rotating member 51 rotatably mounted in the mounting grooves through a rotating shaft, the rotating member 51 is disposed in the mounting grooves, and a part of the bottom of the rotating member 51 protrudes out of the mounting grooves to form a pushing portion, the top of the rotating member 51 is provided with a pressing portion, the pressing portion is disposed in the mounting grooves, the rotating shaft is disposed between the pushing portion and the pressing portion, when the second steel bar 3 extends into the first clamping sleeve portion 411 and the second clamping sleeve portion 421 and moves downward, the end portion of the second steel bar 3 pushes the pushing portion into the mounting grooves to enable the rotating member 51 to rotate around the rotating shaft, and then the pressing portion extends out of the mounting grooves and clings to the second steel bar 3.
Referring to fig. 3 and 4, further, the pressing part is a roller 52 rotatably mounted on the top of the rotating member 51. When the sleeve 1 is screwed, the auxiliary device moves along with the sleeve 1 in the direction away from the first reinforcing steel bar 2, and the rollers 52 can rotate along the outer wall of the second reinforcing steel bar 3 while moving in the direction away from the first reinforcing steel bar 2, so that the friction force between the rotating piece 51 and the second reinforcing steel bar 3 is reduced, the screwing of the sleeve 1 is facilitated, and the clamping effect on the second reinforcing steel bar 3 is also ensured.
Preferably, the roller 52 is a rubber wheel.
Referring to fig. 2, further, the inner side surfaces of the first sleeve portion 411 and the second sleeve portion 421 are step surfaces, and include a first inner arc surface 43, a supporting surface 44 perpendicularly connected to the first inner arc surface 43, and a second inner arc surface 45 perpendicularly connected to the supporting surface 44, when the first sleeve portion 411 and the second sleeve portion 421 are sleeved on the sleeve 1, the second inner arc surface 45 is attached to the outer surface of the sleeve 1, the supporting surface 44 is attached to the end surface of the sleeve 1, the first inner arc surface 43 is flush with the inner surface of the sleeve 1, and the clamping member 43 is sleeved on the sleeve 1 through the step surfaces.
Referring to fig. 5, 6, 7 and 8, further, one end of the first connecting member 41 is hingedly connected to one end of the second connecting member 42, and the other end of the first connecting member 41 is fixedly connected to the other end of the second connecting member 42 by a fastening member.
The operation of the reinforcing bar coupling auxiliary device of the present invention will be described.
The sleeve 1 is screwed to the end of the first steel bar 2, the first clamping sleeve portion 411 and the second clamping sleeve portion 421 are in butt joint and clamped on the sleeve 1, the first positioning portion 412 and the second positioning portion 422 are in butt joint, the second steel bar 3 extends into the first clamping sleeve portion 411 and the second clamping sleeve portion 421, the second steel bar 3 is moved towards the sleeve 1 until the second steel bar 3 abuts against the first steel bar 2, and the sleeve 1 is screwed to move towards the second steel bar 3 and be in screwed connection with the second steel bar 3.
The invention also provides a construction method using the reinforcing steel bar connection auxiliary device, which comprises the following steps:
the sleeve 1 is screwed to the end of the first reinforcing bar 2.
The first sleeve portion 411 and the second sleeve portion 421 are butt-jointed and are sleeved on the sleeve 1, and the first positioning portion 412 and the second positioning portion 422 are butt-jointed.
The second steel bar 3 is inserted into the first sleeve portion 411 and the second sleeve portion 421, and the second steel bar 3 is moved toward the sleeve 1 until the second steel bar 3 abuts against the first steel bar 2.
By screwing the sleeve 1, the sleeve 1 is moved in a direction to approach the second reinforcing bar 3 and screwed to the second reinforcing bar 3.
Further, before the first and second bayonet sleeve portions 411 and 421 are butt-jointed and bayonet-jointed to the sleeve 1, the clamping assembly 5 is provided, and the clamping assembly 5 is respectively provided on the inner side surfaces of the first and second bayonet sleeve portions 411 and 421.
When the second reinforcing bar 3 is inserted into the first and second catching portions 411 and 421, the clamping assembly 5 clamps and fixes the second reinforcing bar 3.
Furthermore, the inner side surfaces of the first clamping sleeve portion 411 and the second clamping sleeve portion 421 are provided with mounting grooves, the provided clamping assembly 5 comprises a rotating part 51 which is rotatably mounted in the mounting grooves through a rotating shaft, the rotating part 51 is arranged in the mounting grooves, the bottom of the rotating part 51 partially protrudes out of the mounting grooves and forms a pushing portion, the top of the rotating part 51 is provided with a pressing portion, the pressing portion is arranged in the mounting grooves, and the rotating shaft is arranged between the pushing portion and the pressing portion.
When the second steel bar 3 extends into the first and second clamping sleeve portions 411 and 421 and moves downward, the end of the second steel bar 3 pushes the pushing portion to the mounting groove so that the rotating member 51 rotates around the rotating shaft, and then the pressing portion extends out of the mounting groove and clings to the second steel bar 3.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.
Claims (4)
1. A reinforcing bar coupling auxiliary device for assisting in positioning a second reinforcing bar when coupling a first reinforcing bar and the second reinforcing bar by a sleeve screwed to an end of the first reinforcing bar, the auxiliary device comprising:
the first connecting piece is provided with a first clamping sleeve part and a first positioning part arranged at the top of the first clamping sleeve part, the cross section of the first clamping sleeve part is semicircular, the first positioning part is arc-shaped, and the size of the first positioning part is gradually increased from the bottom to the top;
the second connecting piece is in butt joint with the first connecting piece and is provided with a second clamping sleeve part corresponding to the first clamping sleeve part and a second positioning part corresponding to the first positioning part, the cross section of the second clamping sleeve part is also semicircular, the second clamping sleeve part can be clamped on the sleeve after being in butt joint with the first clamping sleeve part, the second positioning part is arc-shaped and is in a circular truncated cone shape after being in butt joint with the first positioning part, and the first positioning part and the second positioning part are positioned above the sleeve to realize auxiliary positioning of the second steel bar;
the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part are respectively provided with a clamping component, when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part, the clamping components clamp and fix the second steel bar, and the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part are provided with mounting grooves; the clamping assembly comprises a rotating part which is rotatably arranged in the mounting groove through a rotating shaft, the rotating part is arranged in the mounting groove, part of the bottom of the rotating part protrudes out of the mounting groove and forms a pushing part, the top of the rotating part is provided with a pressing part, the pressing part is arranged in the mounting groove, the rotating shaft is arranged in the pushing part and between the pressing part, the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part and moves downwards, the end part of the second steel bar pushes the pushing part in the mounting groove to enable the rotating part to wind the rotating shaft, the pressing part is arranged on the mounting groove in a stretching mode and clings to the second steel bar, the pressing part is rotatably arranged on a roller at the top of the rotating part, an auxiliary device can move along with the sleeve in the direction of keeping away from the first steel bar when the sleeve is screwed, the roller can rotate along the outer wall of the second steel bar when moving in the direction of keeping away from the first steel bar, the friction force between the rotating part and the second steel bar is reduced, and the telescopic clamping effect of screwing of the second steel bar is also ensured.
2. The reinforcing bar attachment auxiliary device according to claim 1,
first card cover portion with the medial surface of second card cover portion is the step face, including first intrados, with the perpendicular connection of first intrados support to the face and with support to the perpendicular second intrados of connecting of face first card cover portion with second card cover portion card cover in when on the sleeve, the intrados of second with telescopic surface pastes mutually, support to the face with telescopic terminal surface pastes mutually, first intrados with telescopic internal surface looks parallel and level.
3. The reinforcing bar connection auxiliary device according to claim 1, wherein one end of the first connecting member and one end of the second connecting member are hingedly connected;
the other end of the first connecting piece is fixedly connected with the other end of the second connecting piece through a fastening piece.
4. A construction method using the reinforcing bar coupling auxiliary device according to claim 1, comprising the steps of:
screwing the sleeve to an end of the first reinforcing bar;
the first clamping sleeve part and the second clamping sleeve part are in butt joint and clamped on the sleeve, and the first positioning part and the second positioning part are in butt joint;
extending the second steel bar into the first clamping sleeve part and the second clamping sleeve part, and moving the second steel bar towards the sleeve direction until the second steel bar abuts against the first steel bar;
the sleeve is screwed to move towards the direction close to the second steel bar and is in threaded connection with the second steel bar;
before the first clamping sleeve part and the second clamping sleeve part are in butt joint and clamped on the sleeve, a clamping assembly is provided and is respectively arranged on the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part;
when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part, the clamping assembly clamps and fixes the second steel bar;
the inner side surfaces of the first clamping sleeve part and the second clamping sleeve part are provided with mounting grooves, the provided clamping assembly comprises a rotating part which is rotatably mounted in the mounting grooves through a rotating shaft, the rotating part is arranged in the mounting grooves, part of the bottom of the rotating part protrudes out of the mounting grooves to form a pushing top part, the top of the rotating part is provided with a pressing part, the pressing part is positioned in the mounting grooves, and the rotating shaft is positioned between the pushing top part and the pressing part;
when the second steel bar extends into the first clamping sleeve part and the second clamping sleeve part and moves downwards, the end part of the second steel bar pushes the pushing top part into the mounting groove so that the rotating part rotates around the rotating shaft, and then the pressing part extends out of the mounting groove and clings to the second steel bar.
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| CN202110319726.1A CN113090042B (en) | 2021-03-25 | 2021-03-25 | Reinforcing steel bar connection auxiliary device and construction method thereof |
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| CN202110319726.1A CN113090042B (en) | 2021-03-25 | 2021-03-25 | Reinforcing steel bar connection auxiliary device and construction method thereof |
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| US5799528A (en) * | 1996-10-18 | 1998-09-01 | Headed Reinforcement Corporation | Manually operated tool for upsetting a steel reinforcement bar |
| CN108756073A (en) * | 2018-06-20 | 2018-11-06 | 肖成美 | A kind of reinforcing bar Quick connection sleeve cylinder of angle adjustable |
| CN211143504U (en) * | 2019-08-28 | 2020-07-31 | 武汉市汉阳市政建设集团有限公司 | Reinforcing steel bar connecting assembly |
| CN112049330A (en) * | 2020-09-01 | 2020-12-08 | 广东博智林机器人有限公司 | Steel bar connecting mechanism and steel bar cage component |
| CN112127550A (en) * | 2020-09-22 | 2020-12-25 | 湖南汇渠建筑科技有限公司 | Assembly type building component steel bar connecting sleeve assembly |
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