CN111997271A - Steel bar connecting device and using method thereof - Google Patents
Steel bar connecting device and using method thereof Download PDFInfo
- Publication number
- CN111997271A CN111997271A CN202010986145.9A CN202010986145A CN111997271A CN 111997271 A CN111997271 A CN 111997271A CN 202010986145 A CN202010986145 A CN 202010986145A CN 111997271 A CN111997271 A CN 111997271A
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- steel bar
- eccentric adjusting
- eccentric
- reinforcing bar
- adjusting device
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 110
- 239000010959 steel Substances 0.000 title claims abstract description 110
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 63
- 238000009434 installation Methods 0.000 claims abstract description 18
- 239000004567 concrete Substances 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 21
- 239000011178 precast concrete Substances 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention belongs to the technical field of civil engineering, and particularly relates to a steel bar connecting device and a using method thereof, which are used for connecting a first steel bar and a second steel bar, and comprise an eccentric adjusting device, a steel bar connecting piece and an eccentric adjusting device mounting device, wherein the eccentric adjusting device mounting device is arranged on at least one of the first steel bar and the second steel bar, the eccentric adjusting device mounting device is provided with an eccentric adjusting device, the eccentric adjusting device is provided with a sliding groove, the sliding groove is vertical to the extending direction of the steel bar, the steel bar connecting piece is parallel to the extending direction of the steel bar, one end of the steel bar connecting piece is clamped on the sliding groove, and the other end of the steel bar connecting piece is connected with the; wherein the reinforcing bar coupler slides in the sliding groove while maintaining the parallel with the reinforcing bar, so that the eccentric adjusting means rotates. The invention effectively improves the tolerance range, meets the reasonable deviation caused by production, manufacture, construction and installation and the like, and has adjustable eccentric angle and eccentric distance of the eccentric error.
Description
Technical Field
The invention belongs to the technical field of civil engineering, and particularly relates to a steel bar connecting device and a using method thereof.
Background
Under the large background of the vigorous development of assembly buildings in China, the position of precast concrete members in the assembly buildings is also continuously improved. However, the method is limited by factors such as complex construction site environment, insufficient member manufacturing precision, skill proficiency of site constructors and the like, and the product quality and the installation and construction progress of the prefabricated members are difficult to control, so that the overall cost of the prefabricated building is increased.
The connection mode of the existing prefabricated part mainly has the following problems: 1. in the traditional wet connection, the post-cast concrete area is large, the cast-in-place quantity is large, the number of anchoring steel bars in a node area is large and complex, the concrete casting is difficult, and the overall structure quality and safety of the fabricated building are seriously influenced; 2. the sleeve is connected in a grouting manner, so that the problems of insufficient grouting, difficult steel bar alignment, incapability of grouting for grouting hole plugging, high cost and the like exist; 3. the dry connection of bolts and the like has weak connection strength, and has higher requirements on the component manufacturing precision, the construction site installation precision and the technical level of constructors.
In order to solve the above problems, the utility model patent with the prior patent application number of 201821914415.X introduces a steel bar connecting device with a double eccentric structure, which is composed of an eccentric inner and outer screw nut, an eccentric sleeve, a bolt and an outer sleeve, and is connected with a thread head steel bar. Wherein the eccentric values of the eccentric internal and external screw nuts and the eccentric sleeve are equal; the bolt is tensioned with the eccentric sleeve and tightly propped against the eccentric inner and outer screw nuts, and the outer sleeve is tensioned with the eccentric inner and outer screw nuts and the bolt cylindrical head; through the adjustment of the eccentric azimuth angle of the eccentric inner and outer screw nuts and the eccentric sleeve, the misaligned thread head reinforcing steel bars can be reliably connected. The patent still has the following problems: (1) the eccentric distance is fixed and cannot be adjusted, so that the requirement of different eccentric distances cannot be met; (2) the eccentric angle is fixed, and the eccentric angle can not adapt to the eccentricity of different angles; (3) and more threaded connections affect the installation efficiency of the connecting device.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a novel steel bar connecting device and a use method thereof.
The specific technical scheme of the invention is as follows:
a steel bar connecting device is used for connecting a first steel bar and a second steel bar and comprises an eccentric adjusting device, a steel bar connecting piece and an eccentric adjusting device mounting device, wherein the eccentric adjusting device mounting device is arranged on at least one of the first steel bar and the second steel bar, the eccentric adjusting device mounting device is provided with an eccentric adjusting device, the eccentric adjusting device is provided with a sliding groove, the sliding groove is vertical to the extending direction of the steel bar, the steel bar connecting piece is parallel to the extending direction of the steel bar, one end of the steel bar connecting piece is clamped on the sliding groove, and the other end of the steel bar connecting piece is connected with the other steel bar;
wherein the reinforcing bar coupler slides in the sliding groove while maintaining the parallel with the reinforcing bar, so that the eccentric adjusting means rotates.
When the eccentric adjusting device mounting device is arranged on one of the first steel bar and the second steel bar, the steel bar connecting device further comprises a sleeve, one end of the sleeve is in threaded connection with the steel bar which is not provided with the eccentric adjusting device mounting device, and the other end of the sleeve is in threaded connection with one end of the steel bar connecting piece.
When the first steel bar and the second steel bar are both provided with the eccentric adjusting device mounting devices, one end of the steel bar connecting piece is connected with the sliding groove of one of the eccentric adjusting devices in a clamped mode, and the other end of the steel bar connecting piece is connected with the sliding groove of the other eccentric adjusting device in a clamped mode.
The eccentric adjusting device mounting device comprises a steel bar end mounting device and an eccentric adjusting device fixing device.
The reinforcing steel bar end installation device is a reducing sleeve, the eccentric adjusting device fixing device is an external thread inner cylinder, one end with the smaller inner diameter of the reducing sleeve is connected with a reinforcing steel bar, the external thread inner cylinder is screwed into the reducing sleeve from one end with the larger inner diameter of the reducing sleeve, and the eccentric adjusting device is limited in the reducing sleeve.
The reinforcing steel bar end mounting device is an external thread inner cylinder, the eccentric adjusting device fixing device is an internal thread outer cylinder, one end of the external thread inner cylinder is connected with a reinforcing steel bar, the other end of the external thread inner cylinder is screwed into one end of the internal thread outer cylinder, and the eccentric adjusting device is limited in the internal thread outer cylinder.
Wherein, eccentric adjusting device is for being provided with the circular gasket of sliding tray.
The eccentric adjusting device comprises a transition connecting part and an extending part connected with the transition connecting part, the eccentric adjusting device mounting device is a cylinder, one end of the cylinder is connected with the steel bar, the transition connecting part is clamped at the other end of the cylinder and can axially rotate in the cylinder, the extending part is arranged on the outer side of the cylinder, and the sliding groove is arranged on the extending part.
Wherein, the reinforcing bar connecting piece is a bolt.
Wherein, still be provided with dress card position on the screw rod of bolt.
The use method of the reinforcing steel bar connecting device comprises the following steps:
(1) the first steel bar is connected with the eccentric adjusting device mounting device, the second steel bar is connected with the sleeve,
(2) combining the steel bar connecting piece with the eccentric adjusting device to ensure that one end of the steel bar connecting piece is clamped with the sliding groove,
(3) placing the eccentric adjusting device and the reinforcing steel bar connecting piece head in the eccentric adjusting device mounting device, and limiting the eccentric adjusting device in the eccentric adjusting device mounting device,
(4) adjusting the positions of the steel bar connecting piece and the sliding groove to align the sleeve with the steel bar connecting piece,
(5) connecting the sleeve with the steel bar connecting piece,
(6) and pouring concrete at the connecting part in the steps.
The use method of the right reinforcing steel bar connecting device comprises the following steps:
(1) connecting the first steel bar and the second steel bar with the eccentric adjusting device installation device respectively,
(2) one end of the steel bar connecting piece is clamped with the sliding groove of one eccentric adjusting device, the other end of the steel bar connecting piece is clamped with the sliding groove of the other eccentric adjusting device,
(3) adjusting the positions of the steel bar connecting piece and the sliding groove to ensure that the eccentric adjusting devices at two ends and the steel bar connecting piece can be respectively arranged in the eccentric adjusting device mounting devices at two sides and limit the eccentric adjusting devices in the eccentric adjusting device mounting devices,
(4) and pouring concrete at the connecting part in the steps.
Advantageous effects
By the arrangement of the steel bar connecting device, the connecting mode between the concrete prefabricated parts is effectively simplified, the pouring amount of concrete at the post-pouring section part is reduced, and the working efficiency of construction and installation is improved; the tolerance range is improved, reasonable deviation caused by production, manufacturing, construction and installation and the like is met, and the eccentric angle and the eccentric distance of the eccentric error can be adjusted; the steps of mounting and connecting the connecting pieces are simplified, and the construction efficiency is improved; the method can be used for connecting precast concrete members in the field of civil engineering, and can also be used for connecting reinforcing steel bars.
Drawings
FIG. 1 is a schematic diagram of one embodiment of the present invention
FIG. 2 is a schematic view of another embodiment of the present invention
FIG. 3 is an exploded view of the embodiment of FIG. 1
FIG. 4 is a schematic view of another embodiment of the present invention
FIG. 5 is a schematic view of yet another embodiment of the present invention
The steel bar connecting device comprises a first steel bar 1, a second steel bar 2, an eccentric adjusting device 3, a steel bar end mounting device 3-1, an eccentric adjusting device fixing device 3-2, an eccentric adjusting device 5, a sliding groove 5-1, a transition connecting part 5-2, an extending part 5-3, a sleeve 6 and a steel bar connecting part 7.
Detailed Description
As shown in fig. 1, there are first reinforcing bar 1 and second reinforcing bar 2 of fixed position, first reinforcing bar 1 and second reinforcing bar 2 are parallel to each other, but the disalignment, and the distance between first reinforcing bar 1 and the second reinforcing bar 2 is eccentric interval, and the relative angle of first reinforcing bar 1 and second reinforcing bar 2 is eccentric angle. If the reinforcing bar coupler according to the related art is used, it is impossible to couple the first reinforcing bar 1 and the second reinforcing bar 2 when there are a plurality of reinforcing bars having different eccentricity.
In order to solve this problem, the reinforcing bar coupler of the present invention will be described below.
As shown in fig. 1 and 3, the reinforcing steel bar connecting device according to the present invention includes an eccentric adjusting device 5, a reinforcing steel bar coupler 7, and an eccentric adjusting device mounting device 3, wherein the eccentric adjusting device mounting device 3 is disposed on at least one of the first reinforcing steel bar 1 and the second reinforcing steel bar 2, the eccentric adjusting device mounting device 3 is provided with the eccentric adjusting device 5, the eccentric adjusting device 5 is provided with a sliding groove 5-1, the sliding groove 5-1 is elongated and perpendicular to the extending direction of the reinforcing steel bars, the reinforcing steel bar coupler 7 is parallel to the extending direction of the reinforcing steel bars, one end thereof is clamped on the sliding groove 5-1, and the other end thereof is connected to the other reinforcing steel bar. Wherein the reinforcing bar coupler 7 slides in the sliding groove 5-1 while maintaining the parallelism with the reinforcing bar, so that the eccentric adjusting means 5 is rotated.
Compare the change that current design can not reply eccentric interval and eccentric angle, this application is through setting up rotatable eccentric adjusting device 5 for steel bar connection spare 7 can move on the circular face that the sliding tray 5-1 rotation formed, just also leads to the accommodation range of first reinforcing bar 1 relative second reinforcing bar 2 to be the circular face that the sliding tray 5-1 rotation formed, can reply various eccentric angles and eccentric interval, and the ease for use is higher, and adaptability is better.
It should be noted that the reinforcing bar coupler 7 may be a bolt, and may be a stud bolt or a stud bolt as needed. Preferably, as shown in fig. 3, when the reinforcing bar coupler 7 is a bolt, a fastening portion is further provided on a screw rod thereof for fixing and twisting a wrench.
It should be noted that, when the eccentric adjustment device installation device 3 is disposed on one of the first steel bar 1 and the second steel bar 2, as shown in fig. 1, at this time, the eccentric adjustment device installation device 3 is only installed on the second steel bar 2, the steel bar connection device described in this application should further include a sleeve 6, the first steel bar 1 and one end of the bolt connected thereto are provided with external threads, the sleeve 6 is internally provided with internal threads matched with the external threads, and the first steel bar 1 and one end of the bolt are respectively connected to the sleeve 6 from two ends of the sleeve 6 by threads. By adjusting the depth to which the bar and bar coupler 7 is screwed into the sleeve 6, the bolt can be assured of tightening and coupling the first and second bars 1 and 2.
Or as shown in fig. 2, at this time, the first reinforcing steel bar 1 and the second reinforcing steel bar 2 are both provided with eccentric adjusting device installation devices 3, each eccentric adjusting device installation device 3 is provided with an eccentric adjusting device 5, and two ends of the stud bolt are respectively clamped with the sliding grooves 5-1 of the two eccentric adjusting devices 5. So set up, owing to used two eccentric adjusting device 5 simultaneously, consequently the variable range of eccentric interval can be for the twice of single eccentric adjusting device, has improved the ability of coping with multiple eccentric degree steel bar connection scene.
It is obvious that there are various implementations of the eccentric adjustment device mounting means 3 and the eccentric adjustment device 5. As shown in fig. 1 and 3, the eccentric adjusting device mounting device 3 comprises a steel bar end mounting device 3-1 and an eccentric adjusting device fixing device 3-2, the steel bar end mounting device 3-1 is a reducing sleeve, the eccentric adjusting device fixing device 3-2 is an external thread inner cylinder, namely, the thread of the external thread inner cylinder is arranged on the outer side of the inner cylinder, one end with smaller inner diameter of the reducing sleeve is connected with a steel bar, and the external thread inner cylinder is screwed into the reducing sleeve to limit the eccentric adjusting device 5 inside the reducing sleeve. Or, as shown in fig. 3-2, at this time, the reinforcing bar end installation device 3-1 is an external thread inner cylinder, the eccentric adjustment device fixing device 3-2 is an internal thread outer cylinder, one end of the external thread inner cylinder is connected with the reinforcing bar, and the other end of the external thread inner cylinder is screwed into the internal thread outer cylinder, so that the eccentric adjustment device 5 is limited inside the external thread inner cylinder.
So set up, through the position of adjusting steel bar connection spare 7, can make eccentric adjusting device 5 rotatory in order to change the angle of sliding tray 5-1, change interval and angle between steel bar connection spare 7 and the reinforcing bar to make the steel bar connection device of this application can link to each other the reinforcing bar that has different eccentric angle and eccentric interval.
In the above implementation, the eccentric adjusting device 5 is a circular washer provided with a sliding groove 5-1.
Obviously, the eccentric adjusting device mounting device 3 and the eccentric adjusting device 5 have other realization forms. As shown in fig. 5, in this case, the eccentric adjusting device 5 further includes a transition connection portion 5-2 and an extension portion 5-3 connected thereto, the eccentric adjusting device mounting device 3 is a barrel, one end of the barrel is connected to the reinforcing steel bar, the other end of the barrel is provided with the transition connection portion 5-2 in a clamping manner, the transition connection portion 5-2 is axially rotatable in the barrel, the extension portion 5-3 is disposed at the outer side of the barrel, the sliding groove 5-1 is disposed on the extension portion 5-3, and one end of the reinforcing steel bar coupler 7 is clamped in the sliding groove 5-1 and can slide along the sliding groove 5-1. In this way, the position of the steel bar connecting piece 7 can be adjusted by using the rotation of the eccentric adjusting device 5, and the distance and the angle between the steel bar connecting piece 7 and the steel bar can be changed, so that the two steel bars can be connected.
The following describes a method for using a reinforcing bar coupler according to the present application, which includes the steps of, when the reinforcing bar coupler is mounted on only one of reinforcing bars:
1. the first steel bar 1 and the second steel bar 2 are respectively connected with the reducing sleeve and the sleeve 6,
2. the bolt is combined with the round gasket, so that the bolt head is clamped with the sliding groove 5-1,
3. the round gasket and the bolt head are arranged in the reducing sleeve, the round gasket is limited in the reducing sleeve by the external thread inner cylinder,
4. the position of the bolt and the sliding groove 5-1 are adjusted, so that the sleeve 6 is aligned with the bolt,
5. the clamping part in the middle of the bolt is screwed to connect the sleeve 6 with the bolt,
6. and pouring concrete at the connecting part in the steps.
So far, first reinforcing bar 1 is connected with second reinforcing bar 2, has overcome the problem of eccentric angle and eccentric interval.
Still alternatively, when the reinforcing bar coupler is installed on two reinforcing bars, the method includes the steps of:
1. the first steel bar 1 and the second steel bar 2 are respectively connected with the reducing sleeve,
2. the stud bolt, the round gasket and the external thread inner cylinder are combined, so that the bolt head is clamped with the sliding groove 5-1,
3. adjusting the positions of the bolt and the sliding groove 5-1, so that the circular gaskets at two ends and the bolt heads can be respectively arranged in the reducing sleeves at two sides, and screwing the external thread inner cylinder into the reducing sleeves to limit the circular gaskets in the reducing sleeves;
4. and pouring concrete at the connecting part.
By the arrangement of the steel bar connecting device, the connecting mode between the concrete prefabricated parts is effectively simplified, the pouring amount of concrete at the post-pouring section part is reduced, and the working efficiency of construction and installation is improved; the tolerance range is improved, reasonable deviation caused by production, manufacturing, construction and installation and the like is met, and the eccentric angle and the eccentric distance of the eccentric error can be adjusted; the steps of mounting and connecting the connecting pieces are simplified, and the construction efficiency is improved; the method can be used for connecting precast concrete members in the field of civil engineering and can also be used for connecting steel bars.
Claims (12)
1. A steel bar connecting device is used for connecting a first steel bar (1) and a second steel bar (2), and is characterized by comprising an eccentric adjusting device (5), a steel bar connecting piece (7) and an eccentric adjusting device mounting device (3), wherein the eccentric adjusting device mounting device (3) is arranged on at least one of the first steel bar (1) and the second steel bar (2), the eccentric adjusting device (5) is mounted on the eccentric adjusting device mounting device (3), a sliding groove (5-1) is formed in the eccentric adjusting device (5), the sliding groove (5-1) is perpendicular to the extending direction of the steel bars, the steel bar connecting piece (7) is parallel to the extending direction of the steel bars, one end of the steel bar connecting piece is clamped on the sliding groove (5-1), and the other end of the steel bar connecting piece is connected with the other steel bar;
wherein the reinforcing bar coupler (7) slides in the sliding groove (5-1) while maintaining the parallelism with the reinforcing bar, so that the eccentric adjusting means (5) rotates.
2. A reinforcing bar coupler according to claim 1, wherein when the eccentric adjuster attachment means (3) is provided on one of the first reinforcing bar (1) and the second reinforcing bar (2), the reinforcing bar coupler further comprises a sleeve (6), one end of the sleeve (6) is threadedly coupled to the reinforcing bar which is not provided with the eccentric adjuster attachment means (3), and the other end thereof is threadedly coupled to one end of the reinforcing bar coupler (7).
3. A reinforcing bar coupler according to claim 1, wherein when the first reinforcing bar (1) and the second reinforcing bar (2) are provided with the eccentric adjusting means mounting means (3), one end of the reinforcing bar coupler (7) is engaged with the sliding groove (5-1) of one of the eccentric adjusting means (5) and the other end is engaged with the sliding groove (5-1) of the other eccentric adjusting means (5).
4. A reinforcing bar coupler according to any one of claims 1 to 3, wherein the eccentric adjuster attachment means (3) comprises a reinforcing bar end attachment means (3-1) and an eccentric adjuster fixing means (3-2).
5. A reinforcing bar connecting device according to claim 4, characterized in that the reinforcing bar end installation device (3-1) is a reducing sleeve, the eccentric adjusting device fixing device (3-2) is an external thread inner cylinder, the end with the smaller inner diameter of the reducing sleeve is connected with the reinforcing bar, the external thread inner cylinder is screwed into the reducing sleeve from the end with the larger inner diameter of the reducing sleeve, and the eccentric adjusting device (5) is limited in the reducing sleeve.
6. A reinforcing bar connecting device according to claim 4, wherein said reinforcing bar end fitting means (3-1) is an externally threaded inner cylinder, said eccentric adjusting means fixing means (3-2) is an internally threaded outer cylinder, said externally threaded inner cylinder is connected to the reinforcing bar at one end thereof and screwed into one end of the internally threaded outer cylinder at the other end thereof, said eccentric adjusting means (5) being confined within the internally threaded outer cylinder.
7. A reinforcing bar connecting device according to claim 4, wherein the eccentric adjusting means (5) is a circular washer provided with a sliding groove (5-1).
8. A reinforcing bar coupler according to claim 1, wherein the eccentric adjuster (5) comprises a transition portion (5-2) and an extension portion (5-3) connected thereto, the eccentric adjuster mounting means (3) is a barrel, one end of the barrel is connected to the reinforcing bar, the other end of the barrel is engaged with the transition portion, the transition portion (5-2) is axially rotatable within the barrel, the extension portion (5-3) is disposed outside the barrel, and the sliding groove (5-1) is disposed on the extension portion (5-3).
9. A reinforcing bar coupler according to claim 1, wherein the reinforcing bar coupler (7) is a bolt.
10. The reinforcing bar coupler according to claim 9, wherein a locking portion is further provided on the bolt shank.
11. A method for using a reinforcing bar coupler according to claim 2, comprising the steps of:
(1) the first steel bar (1) is connected with the eccentric adjusting device installation device (3), the second steel bar (2) is connected with the sleeve (6),
(2) combining the steel bar connecting piece (7) with the eccentric adjusting device (5) to ensure that one end of the steel bar connecting piece (7) is clamped with the sliding groove (5-1),
(3) placing the eccentric adjusting device (5) and the head of the steel bar connecting piece (7) in the eccentric adjusting device mounting device (3), and limiting the eccentric adjusting device (5) in the eccentric adjusting device mounting device (3),
(4) adjusting the positions of the steel bar connecting piece (7) and the sliding groove (5-1) to align the sleeve (6) with the steel bar connecting piece (7),
(5) connecting the sleeve (6) with a steel bar connecting piece (7),
(6) and pouring concrete at the connecting part in the steps.
12. A method for using a reinforcing bar coupler according to claim 3, comprising the steps of:
(1) the first steel bar (1) and the second steel bar (2) are respectively connected with an eccentric adjusting device installation device (3),
(2) one end of the steel bar connecting piece (7) is clamped with the sliding groove (5-1) of one eccentric adjusting device (5), the other end is clamped with the sliding groove (5-1) of the other eccentric adjusting device (5) to clamp the eccentric adjusting device (5),
(3) adjusting the positions of the steel bar connecting piece (7) and the sliding groove (5-1) to enable the eccentric adjusting devices (5) and the steel bar connecting piece (7) at two ends to be respectively arranged in the eccentric adjusting device mounting devices (3) at two sides and limit the eccentric adjusting devices (5) in the eccentric adjusting device mounting devices (3),
(4) and pouring concrete at the connecting part in the steps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010986145.9A CN111997271A (en) | 2020-09-18 | 2020-09-18 | Steel bar connecting device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010986145.9A CN111997271A (en) | 2020-09-18 | 2020-09-18 | Steel bar connecting device and using method thereof |
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| CN111997271A true CN111997271A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010986145.9A Pending CN111997271A (en) | 2020-09-18 | 2020-09-18 | Steel bar connecting device and using method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113047529A (en) * | 2021-03-24 | 2021-06-29 | 长安大学 | Grouting sleeve inserted steel bar positioning device and using method thereof |
| CN114182887A (en) * | 2021-12-24 | 2022-03-15 | 上海大学 | Gear adjusting steel bar connector for assembly type building and using method thereof |
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