CN213175672U - Inverted arch steel bar positioning device - Google Patents
Inverted arch steel bar positioning device Download PDFInfo
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- CN213175672U CN213175672U CN202021875671.XU CN202021875671U CN213175672U CN 213175672 U CN213175672 U CN 213175672U CN 202021875671 U CN202021875671 U CN 202021875671U CN 213175672 U CN213175672 U CN 213175672U
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- positioning plate
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- steel bars
- front positioning
- telescopic bracket
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Abstract
The utility model relates to an invert reinforcing bar location's technical field, concretely relates to invert reinforcing bar positioner. An inverted arch rebar positioning device comprising: the rear positioning plate is placed on the rear row of reinforcing steel bars, and one surface of the rear positioning plate is abutted to the rear row of reinforcing steel bars; one end of the telescopic bracket is hinged with the other surface of the rear positioning plate; one surface of the front positioning plate is hinged with the other end of the telescopic bracket, and the other surface of the front positioning plate is abutted against the front row of reinforcing steel bars; one end of the adjusting device is rotatably connected with the rear positioning plate, and the other end of the adjusting device penetrates through the front positioning plate and is rotatably connected with the front positioning plate; and the measuring device is arranged on the front positioning plate and is fixedly connected with the front positioning plate. The utility model discloses a front locating plate, back locating plate and telescopic bracket realize confirming the interval between front reinforcement and the back reinforcement, and telescopic bracket, adjusting device and measuring device can be fine the distance between front locating plate and the back locating plate for interval between front reinforcement and the back reinforcement is confirmed more accurately.
Description
Technical Field
The utility model relates to an invert reinforcing bar location's technical field, concretely relates to invert reinforcing bar positioner.
Background
In tunnel inverted arch construction, the construction is basically divided into inverted arch construction with structural steel bar sections and inverted arch construction without structural steel bars. At the present stage, because the tunnel inverted arch belongs to the hidden subsection engineering, in inverted arch construction, especially in inverted arch reinforcing steel bar installation construction, the randomness of the construction of workers is large, most of the steel wires are adopted for positioning and binding the inverted arch reinforcing steel bars, the inverted arch reinforcing steel bars are not easy to accurately position during positioning, and the manual input is large. Simultaneously because of steel wire and ligature rigidity are not enough, arouse between the front bank reinforcing bar of inverted arch structure reinforcing bar and the back row reinforcing bar and with the interval deviation design size between the row reinforcing bar for the inverted arch is when the later stage operation, and the structure atress ability receives the restriction, and the quality risk is higher.
The existing positioning device is only provided with a quick positioning plate, can only position the space between the same row of steel bars, and can not position the space between the two rows of steel bars, and meanwhile, only the groove on the positioning plate usually fixes the steel bars and the positioning plate through steel wire binding, thereby wasting a large amount of materials, time and manpower.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the invention provides the inverted arch steel bar positioning device which can position two rows of steel bars and can position the steel bars in the same row.
In order to achieve the above object, the utility model discloses a technical scheme who adopts is, an invert reinforcing bar positioner, include: the rear positioning plate is placed on the rear row of reinforcing steel bars, and one surface of the rear positioning plate is abutted to the rear row of reinforcing steel bars; one end of the telescopic bracket is hinged with the other surface of the rear positioning plate; one surface of the front positioning plate is hinged with the other end of the telescopic bracket, and the other surface of the front positioning plate is abutted against the front row of reinforcing steel bars; one end of the adjusting device is rotatably connected with the rear positioning plate, and the other end of the adjusting device penetrates through the front positioning plate and is rotatably connected with the front positioning plate; the measuring device is arranged on the front positioning plate and is fixedly connected with the front positioning plate; and the first connecting structure is arranged on the other surface of the front positioning plate and is fixedly connected with the front positioning plate.
Preferably, the telescopic bracket consists of two groups of connecting rods; the connecting rod is formed by hinging two connecting rods; one end of the connecting rod is hinged with the front positioning plate, and the other end of the connecting rod is hinged with the rear positioning plate; the two groups of connecting rods form a diamond structure; the joint of the telescopic bracket and the rear positioning plate is positioned in the middle of one surface of the rear positioning plate; the joint of the telescopic bracket and the front positioning plate is positioned in the middle of one surface of the front positioning plate.
Preferably, the adjusting device comprises a screw and an adjusting handle; one end of the screw is rotatably connected with the rear positioning plate; the other end of the screw penetrates through the front positioning plate and is fixedly connected with the handle; the front positioning plate is provided with a through hole for a screw to pass through; and threads matched with the screw rod are carved in the through hole.
Preferably, a plurality of second connecting structures used for being connected with the rear row of steel bars are fixedly arranged on the other surface of the rear positioning plate.
Preferably, the first connecting structure includes: the first clamping groove is a groove formed in the front positioning plate and used for accommodating the front-row reinforcing steel bars or the rear-row reinforcing steel bars; and the first buckling parts are fixedly arranged on two sides of the clamping groove and used for fixing the front-row reinforcing steel bars or the rear-row reinforcing steel bars in the first clamping groove.
Preferably, the second connecting structure includes: the second clamping groove is a groove formed in the front positioning plate; the buckle is of an elastic semi-annular structure, is fixedly installed in the second clamping groove and is used for being clamped with the front row of steel bars or the rear row of steel bars.
Preferably, the measuring device is a fan-shaped metal sheet; scales are carved on the arc edges of the fan-shaped metal sheets; the circle center of the fan-shaped metal sheet and the joint of the telescopic bracket and the front positioning plate are positioned on the same axial direction; one side of the fan-shaped metal sheet is superposed with the front positioning plate.
Preferably, an included angle between the telescopic bracket and the front positioning plate is set as alpha, and the length of the connecting rod is set as d; the relationship between the scale and alpha is as follows: scale 2dcos α; the scales indicate the distance between the front positioning plate and the rear positioning plate.
The utility model has the advantages that: the distance between the front steel bar and the rear steel bar is determined through the front positioning plate, the rear positioning plate and the telescopic support, and the distance between the front positioning plate and the rear positioning plate can be adjusted well through the telescopic support, the adjusting device and the measuring device, so that the distance between the front steel bar and the rear steel bar is determined more accurately. In addition, be provided with first connection structure and second connection structure on preceding locating plate and back locating plate respectively, can confirm the interval between every reinforcing bar of front-row reinforcing bar and back row reinforcing bar respectively. Wherein first connection structure and second connection structure have all adopted the mode of quick fixation, have abandoned current adoption steel wire to be used for connecting plate and reinforcing bar, have saved a large amount of financial resources, manpower and time.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
FIG. 1 is a schematic view of an overall structure of an inverted arch reinforcement positioning device;
FIG. 2 is an enlarged schematic view of a first connection;
FIG. 3 is an enlarged schematic view of a second connection;
reference numerals:
1-handle, 2-screw, 3-front positioning plate, 4-connecting rod, 5-rear positioning plate, 6-buckle part, 7-first clamping groove, 8-second clamping groove and 9-buckle.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
An inverted arch rebar positioning device comprising: rear locating plate 5, telescopic bracket, adjusting device, measuring device and first connection structure.
The rear positioning plate 5 is placed on the rear row of reinforcing steel bars, and one surface of the rear positioning plate is abutted to the rear row of reinforcing steel bars. And a plurality of second connecting structures used for being connected with the rear row of steel bars are fixedly arranged on the other surface of the rear positioning plate 5. The second connecting structure includes: and the second clamping groove 8 is a groove formed in the front positioning plate 3. And the buckle 9 is of an elastic semi-annular structure, is fixedly installed in the second clamping groove 8 and is used for being clamped with the front row of steel bars or the rear row of steel bars.
The telescopic bracket is composed of two groups of connecting rods 4. The connecting rod 4 is formed by hinging two connecting rods, one end of the connecting rod 4 is hinged with the front positioning plate 3, and the other end of the connecting rod 4 is hinged with the rear positioning plate 5. The two sets of links 4 form a diamond-shaped structure. The joint of the telescopic bracket and the rear positioning plate 5 is positioned in the middle of one surface of the rear positioning plate 5. The joint of the telescopic bracket and the front positioning plate 3 is positioned in the middle of one surface of the front positioning plate 3.
One side of the front positioning plate 3 is hinged with the other end of the telescopic bracket, and the other side of the front positioning plate is propped against the front row of reinforcing steel bars. One end of the adjusting device is rotatably connected with the rear positioning plate 5, and the other end of the adjusting device penetrates through the front positioning plate 3 to be rotatably connected with the front positioning plate 3. The adjusting device comprises a screw 2 and an adjusting handle 1. One end of the screw rod 2 is rotatably connected with the rear positioning plate 5. The other end of the screw rod 2 passes through the front positioning plate 3 and is fixedly connected with the handle 1. The front positioning plate 3 is provided with a through hole for the screw rod 2 to pass through. The through hole is engraved with a thread matched with the screw rod 2.
The measuring device is arranged on the front positioning plate 3 and is fixedly connected with the front positioning plate 3. The measuring device is a fan-shaped metal sheet. The arc edge of the fan-shaped metal sheet is marked with scales. The circle center of the fan-shaped metal sheet and the joint of the telescopic bracket and the front positioning plate 3 are positioned in the same axial direction. One side of the fan-shaped metal sheet is overlapped with the front positioning plate 3. An included angle between the telescopic support and the front positioning plate 3 is set as alpha, and the length of the connecting rod is set as d. The relationship of the scale to α is: scale 2dcos α. The scale indicates the distance between the front positioning plate 3 and the rear positioning plate 5.
The first connecting structure is arranged on the other side of the front positioning plate 3 and is fixedly connected with the front positioning plate 3. The first connecting structure includes: the first clamping groove 7 is a groove formed in the front positioning plate 3 and used for accommodating front-row steel bars or rear-row steel bars. And the first buckling parts 6 are fixedly arranged on two sides of the clamping groove and used for fixing the front-row reinforcing steel bars or the rear-row reinforcing steel bars in the first clamping groove 7.
Realize confirming the interval between front reinforcement and the back row reinforcing bar through preceding locating plate 3, back locating plate 5 and telescopic bracket, adjusting device and measuring device can be fine the distance between 3 and the back locating plate of regulation front locating plate 5 for interval between front reinforcement and the back row reinforcing bar is confirmed more accurately. In addition, be provided with first connection structure and second connection structure on front locating plate 3 and back locating plate 5 respectively, can confirm the interval between every reinforcing bar of front-row reinforcing bar and back row reinforcing bar respectively. Wherein first connection structure and second connection structure have all adopted the mode of quick fixation, have abandoned current adoption steel wire to be used for connecting plate and reinforcing bar, have saved a large amount of financial resources, manpower and time. Wherein the measuring device can measure the distance between the front and rear rows of steel bars or preset the distance.
When using, earlier block the second connection structure card of back locating plate 5 on back row reinforcing bar, then turning handle 1 for the telescopic bracket extension makes the front row reinforcing bar block to the recess of front locating plate 3, then buckles with detaining portion 6 with the reinforcing bar, accomplishes the location of front locating plate 3 to the reinforcing bar. After the use is finished, the buckling part 6 is opened, the hand is rotated, the telescopic bracket is shortened, and then the whole device is pulled out from the back row of reinforcing steel bars.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. An invert bar positioning device, comprising:
the rear positioning plate is placed on the rear row of reinforcing steel bars, and one surface of the rear positioning plate is abutted to the rear row of reinforcing steel bars;
one end of the telescopic bracket is hinged with the other surface of the rear positioning plate;
one surface of the front positioning plate is hinged with the other end of the telescopic bracket, and the other surface of the front positioning plate is abutted against the front row of reinforcing steel bars;
one end of the adjusting device is rotatably connected with the rear positioning plate, and the other end of the adjusting device penetrates through the front positioning plate and is rotatably connected with the front positioning plate;
the measuring device is arranged on the front positioning plate and is fixedly connected with the front positioning plate; and
and the first connecting structure is arranged on the other surface of the front positioning plate and is fixedly connected with the front positioning plate.
2. The inverted arch reinforcement positioning device of claim 1, wherein the rear positioning plate and the front positioning plate are parallel to each other.
3. The invert bar positioning apparatus of claim 2 wherein the telescoping support is comprised of two sets of links; the connecting rod is formed by hinging two connecting rods; one end of the connecting rod is hinged with the front positioning plate, and the other end of the connecting rod is hinged with the rear positioning plate; the two groups of connecting rods form a diamond structure; the joint of the telescopic bracket and the rear positioning plate is positioned in the middle of the other surface of the rear positioning plate; the joint of the telescopic bracket and the front positioning plate is positioned in the middle of one surface of the front positioning plate.
4. The invert bar positioning device of claim 3 wherein the adjustment means comprises a threaded rod and an adjustment handle; one end of the screw is rotatably connected with the rear positioning plate; the other end of the screw penetrates through the front positioning plate and is fixedly connected with the handle; the front positioning plate is provided with a through hole for a screw to pass through; and threads matched with the screw rod are carved in the through hole.
5. The inverted arch reinforcement positioning device as claimed in claim 1, wherein a plurality of second connecting structures for connecting with the back row of reinforcements are fixedly mounted on the other surface of the back positioning plate.
6. The invert bar positioning apparatus as defined in claim 1, wherein said first connecting structure comprises:
the first clamping groove is a groove formed in the front positioning plate and used for accommodating the front-row reinforcing steel bars or the rear-row reinforcing steel bars;
and the first buckling parts are fixedly arranged on two sides of the clamping groove and used for fixing the front-row reinforcing steel bars or the rear-row reinforcing steel bars in the first clamping groove.
7. The invert bar positioning apparatus of claim 5 wherein the second attachment structure comprises:
the second clamping groove is a groove formed in the front positioning plate;
the buckle is of an elastic semi-annular structure, is fixedly installed in the second clamping groove and is used for being clamped with the front row of steel bars or the rear row of steel bars.
8. The invert bar positioning apparatus of claim 3 wherein the measuring device is a fan-shaped metal sheet; scales are carved on the arc edges of the fan-shaped metal sheets; the circle center of the fan-shaped metal sheet and the joint of the telescopic bracket and the front positioning plate are positioned on the same axial direction; one side of the fan-shaped metal sheet is superposed with the front positioning plate.
9. The inverted arch reinforcement positioning device according to claim 8, wherein an included angle between the telescopic bracket and the front positioning plate is set to be α, and the length of the connecting rod is set to be d; the relationship between the scale and alpha is as follows: scale 2dcos α; the scales indicate the distance between the front positioning plate and the rear positioning plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021875671.XU CN213175672U (en) | 2020-09-01 | 2020-09-01 | Inverted arch steel bar positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021875671.XU CN213175672U (en) | 2020-09-01 | 2020-09-01 | Inverted arch steel bar positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213175672U true CN213175672U (en) | 2021-05-11 |
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ID=75770206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021875671.XU Active CN213175672U (en) | 2020-09-01 | 2020-09-01 | Inverted arch steel bar positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213175672U (en) |
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2020
- 2020-09-01 CN CN202021875671.XU patent/CN213175672U/en active Active
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