CN209557013U - A kind of tunnel double-lining reinforcing bar binding locating rack - Google Patents
A kind of tunnel double-lining reinforcing bar binding locating rack Download PDFInfo
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- CN209557013U CN209557013U CN201920230693.1U CN201920230693U CN209557013U CN 209557013 U CN209557013 U CN 209557013U CN 201920230693 U CN201920230693 U CN 201920230693U CN 209557013 U CN209557013 U CN 209557013U
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- reinforcing bar
- angle steel
- locating rack
- transverse connection
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Abstract
The utility model discloses a kind of tunnel double-lining reinforcing bars to bind locating rack, belongs to technical field of tunnel construction.The tunnel double-lining reinforcing bar binding locating rack includes located lateral unit, longitudinal register unit and vertical positioning unit, located lateral unit and vertical positioning unit are multiple, each located lateral unit includes lateral angle steel, transverse connection and backing plate, one end of lateral angle steel is connect with by transverse connection with backing plate, and backing plate abuts the splash guard in tunnel；Longitudinal register unit is located at the lower section of located lateral unit, and multiple located lateral units are connect by vertical positioning unit with longitudinal register unit；One end on lateral angle steel far from transverse connection offers the first card slot, and multiple second card slots are equidistantly offered on longitudinal register unit；Compatible adjusting unit is respectively equipped on lateral angle steel and transverse connection one end interconnected.Bar spacing can be accurately positioned in the utility model, improve tie with reinforcing bar efficiency, improve cover to reinforcement qualification rate.
Description
[technical field]
The utility model relates to technical field of tunnel construction, and in particular to a kind of tunnel double-lining reinforcing bar binding locating rack.
[background technique]
In constructing tunnel, secondary lining is essential one layer of force structure layer, is generally reinforced concrete structure；
And wherein in secondary lining reinforcing bar binding quality quality, directly affect the effect of secondary liner structure force structure.But
During constructing tunnel, the accurate positioning of secondary lining reinforcing bar binding is a great problem for restricting two lining construction qualities.Current
It is main by manually, both spending working hour, while bar spacing and line when binding circumferential reinforcement in tunnel double-lining reinforcement construction
Type can not also ensure that the protective layer qualification rate between internal layer reinforcing bar and outer reinforcement is generally relatively low, influence two lining trolley positioning, pour
Concrete.Therefore, it needs to design a kind of locating rack for two lined steel muscle of localized tunnel.And since splash guard is in constructing tunnel
In play a crucial role, locating rack also needs emphasis to consider the problems of splash guard in the design process, should prevent locating rack destroy waterproof
Plate.
[utility model content]
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of tunnel double-lining reinforcing bar binding locating rack, the positioning
Frame can utilize shaped steel combination principle, and bar spacing is accurately positioned, and improve tie with reinforcing bar efficiency, improve cover to reinforcement and close
Lattice rate.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of tunnel double-lining reinforcing bar binding locating rack, including located lateral unit, longitudinal register unit and vertical positioning are single
Member, the located lateral unit and vertical positioning unit be it is multiple, each located lateral unit includes lateral angle steel, cross
To connector and backing plate, one end of the transverse direction angle steel is connect with by the transverse connection with the backing plate, the backing plate
Abut the splash guard in tunnel；The longitudinal register unit is located at the lower section of the located lateral unit, and multiple transverse directions are fixed
Bit location is connect by the vertical positioning unit with the longitudinal register unit；
One end far from the transverse connection offers the first card for fixing internal layer reinforcing bar on the transverse direction angle steel
Slot equidistantly offers multiple the second card slots for fixed outer layer reinforcing bar on the longitudinal register unit；The transverse direction angle steel
Be respectively equipped with compatible adjusting unit on transverse connection one end interconnected, the adjusting unit is described for adjusting
Interlamellar spacing between outer reinforcement and internal layer reinforcing bar.
Further, the longitudinal register unit is a sole bar angle.
Further, the vertical positioning unit includes vertical rod piece and the inclination rod piece of being connected, the vertical rod piece
One end is connect with the lateral angle steel close to the bottom for adjusting unit one end, and the other end and outer reinforcement of the vertical rod piece are solid
Fixed connection；The sole bar angle is fixed on the middle part of the vertical rod piece；One end of the inclination rod piece and the lateral angle
Steel is connect far from the bottom connection for adjusting unit one end, the other end of the inclination rod piece with the middle part of the vertical rod piece.
Further, in multiple second card slots, the spacing between two adjacent the second card slots is 20-25 centimetres.
Further, the openings of sizes of first card slot and the second card slot is 22-32mm, first card slot and second
The openings of sizes of card slot is greater than or equal to the diameter of reinforcing bar, and the reinforcing bar is by steel wire lashing in first card slot or the
In two draw-in groove.
Further, the backing plate is square, and the backing plate on an end face of the transverse connection far from being additionally provided with
One buffer layer.
Further, the unit that adjusts is the identical adjustment hole in multiple apertures and bolt that interval opens up, the transverse direction
It is spaced apart on angle steel and transverse connection one end interconnected and is equipped with multiple adjustment holes, the transverse direction angle steel and transverse direction
Connector is fixedly connected by wearing the bolt of the adjustment hole.
Further, the buckle for adjusting unit and being spaced multiple protrusions and being buckled in the protrusion
Part, multiple protrusions are set on one end of the transverse connection, and the fastener is equipped on one end of the lateral angle steel,
The transverse direction angle steel is fixedly connected by the protrusion with fastener with transverse connection.
Further, the fastener is elastic buckles, and the protrusion is circular protrusions, and the middle and lower part of the circular protrusions is set
There is a skewed slot, the fastener can be anchored in the skewed slot.
Further, the adjustment hole or protrusion are 3-8.
By using above-mentioned technical proposal, the utility model has the following beneficial effects:
In the utility model, outer reinforcement is positioned by the second card slot on longitudinal register unit, passes through transverse direction
The first card slot on angle steel positions internal layer reinforcing bar, is accurately positioned outer reinforcement and internal layer reinforcing bar all, and reinforcing bar
Efficiency is bound when binding to be improved；By transverse connection and unit is adjusted to the interlamellar spacing between outer reinforcement and internal layer reinforcing bar
It is adjusted, the requirement of difference interlamellar spacing, expands the use scope of the utility model when the utility model being made to adapt to construction；It is logical
It crosses backing plate to spread the active force of splash guard lateral angle steel and transverse connection, reduces lateral angle steel and transverse connection pair
The active force of splash guard plays the role of preventing splash guard from destroying.And backing plate is slow far from being additionally provided on one side for transverse connection
Layer is rushed, lateral angle steel and transverse connection is further reduced to the active force of splash guard, has obtained splash guard more into one
The protection of step ground, improves the practicability of the utility model.
To sum up, the utility model can utilize shaped steel combination principle, and bar spacing is accurately positioned, and improve tie with reinforcing bar
Efficiency improves cover to reinforcement qualification rate.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram that a kind of tunnel double-lining reinforcing bar of the utility model embodiment binds locating rack；
Fig. 2 is that a kind of tunnel double-lining reinforcing bar of the utility model embodiment binds located lateral unit in locating rack and vertically determines
The structural schematic diagram of bit location.
In figure, 1- located lateral unit, 11- transverse direction angle steel, the first card slot of 111-, 12- transverse connection, 13- backing plate, 2-
Longitudinal register unit, the second card slot of 21-, the vertical positioning unit of 3-, the vertical rod piece of 31-, 32- tilt rod piece, and 4- adjusts unit,
41- adjustment hole.
[specific embodiment]
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Embodiment
Such as Fig. 1 and Fig. 2, a kind of tunnel double-lining reinforcing bar binding locating rack, including located lateral unit 1, longitudinal register unit 2
With vertical positioning unit 3, the located lateral unit 1 and vertical positioning unit 3 are multiple, the longitudinal register unit 2
In the lower section of the located lateral unit 1, multiple located lateral units 1 are indulged by the vertical positioning unit 3 with described
It is connected to positioning unit 2.The spacing of two neighboring vertical positioning unit 3 can be 1.2-2 in multiple vertical positioning units 3
Meter, preferably 1.5 meters in the present embodiment, this spacing not only makes located lateral unit have enough spaces to bind, and meets
Constructing tunnel requirement.In the present embodiment, the located lateral unit 1 is to be welded to connect with the vertical positioning unit 3, described perpendicular
It is bolted to positioning unit 3 with the longitudinal register unit 2.And in the present embodiment, the longitudinal register unit 2 is one vertical
To angle steel.Each located lateral unit 1 includes lateral angle steel 11, transverse connection 12 and backing plate 13, the transverse direction angle steel
11 one end is connect with by the transverse connection 12 with the backing plate 13, the lateral angle steel 11 and transverse connection 12
In on same straight line.The backing plate 13 abuts the splash guard in tunnel.
One end far from the transverse connection 12 offers for fixing internal layer reinforcing bar on the transverse direction angle steel 11
One card slot 111 equidistantly offers multiple the second card slots 21 for fixed outer layer reinforcing bar on the longitudinal register unit 2.It is more
In a second card slot 21, the spacing between two adjacent the second card slots 21 can be set as 20-25 centimetres, excellent in the present embodiment
It is selected as 20 centimetres.
Further, since rebar sizes used during different constructing tunnels are of different sizes, first card slot
111 and second card slot 21 openings of sizes be 22-32mm so that the utility model be suitable for different reinforcing bars, be suitable for difference
Constructing tunnel, increase the use scope of the utility model.First card slot 111 described in the present embodiment and the second card slot 21
Openings of sizes is preferably 22mm.The openings of sizes of first card slot 111 and the second card slot 21 is greater than or equal to the diameter of reinforcing bar
Size, in the present embodiment, the openings of sizes of first card slot 111 and the second card slot 21 is slightly larger than the diameter of reinforcing bar, institute
Reinforcing bar is stated by steel wire lashing in first card slot 111 or the second card slot 21.Outer reinforcement is inserted vertically into the second card
After slot 21, outer reinforcement is bound on lateral angle steel 11 using steel wire, the binding and fixing of outer reinforcement can be realized.Internal layer steel
The binding and fixing of muscle are similarly.It is respectively equipped on the transverse direction angle steel 11 and the one end interconnected of transverse connection 12 compatible
Unit 4 is adjusted, the unit 4 that adjusts is used to adjust the interlamellar spacing between the outer reinforcement and internal layer reinforcing bar.
In the present embodiment, the adjusting unit 4 is that the identical adjustment hole 41 in multiple apertures that interval opens up and bolt (are schemed not
Show), it is described transverse direction angle steel 11 and the one end interconnected of transverse connection 12 on be spaced apart be equipped with multiple adjustment holes 41,
The transverse direction angle steel 11 is fixedly connected with transverse connection 12 by wearing the bolt of the adjustment hole 41.The adjustment hole
41 can be 3-8, and in the present embodiment, the adjustment hole 41 is set as 4.By bolt is fixed on different adjustment hole 41, i.e.,
The adjusting of the interlamellar spacing between outer reinforcement and internal layer reinforcing bar can be achieved, the requirement of difference interlamellar spacing when adapting to construction.
Further, the vertical positioning unit 3 includes the vertical rod piece 31 being connected and tilts rod piece 32, described vertical
One end of rod piece 31 is connect with the lateral angle steel 11 close to the bottom for adjusting 4 one end of unit, the vertical rod piece 31 it is another
End is fixedly connected with outer reinforcement.The sole bar angle is fixed on the middle part of the vertical rod piece 31.The inclination rod piece 32
One end connect with the lateral angle steel 11 far from the bottom for adjusting 4 one end of unit, the other end for tilting rod piece 32 and institute
State the middle part connection of vertical rod piece 31.
Further, in this embodiment the transverse connection 12 is a lateral connection angle steel, the backing plate 13 is pros
The supporting steel plate of shape, which plays the role of offsetting the active force of lateral angle steel 11 and transverse connection 12, to prevent
Lateral angle steel 11 and lateral connection angle steel destroy splash guard.In addition, preventing splash guard from being broken to further reduce active force
It is bad, improve the practicability of the utility model, the backing plate far from being additionally provided with a buffer layer on an end face of the transverse connection,
The area of buffer layer is identical as the area of the contact surface of backing plate 13.The material of buffer layer is mainly by following parts by weight in the present embodiment
Material is mixed: 25-35 parts of rubber, 15-20 parts of polyester fiber, 15-20 parts of sisal fiber, 18-26 parts of nano silica,
10-15 parts and epoxy adhesive 7-15 parts of nano zirconium dioxide.In the present embodiment, the material of buffer layer is preferably by following heavy
Amount part material is mixed: 25-35 parts of rubber, 20-30 parts of polyester fiber, 15-20 parts of sisal fiber, nano silica 18-
26 parts, 10-15 parts of nano zirconium dioxide, 7-15 parts of epoxy adhesive and 5-8 parts of sodium methyl silicate.The present embodiment buffer layer
In material, due to consideration that buffer layer is abutted with splash guard, splash guard plays a crucial role in constructing tunnel, in order to avoid waterproof
Plate is destroyed, and has selected the rubber with certain elasticity as major ingredient, and polyester fiber and sisal fiber are added in rubber,
Make buffer layer that there is excellent wrinkle resistance and conformality, there is higher elasticity and elastic recovery capability, imitate the buffering of buffer layer
Fruit enhancing, while nano silica and nano zirconium dioxide is added, keep the compactness of buffer layer stronger, mechanical strength is able to greatly
It is big to improve, and the combination of nano silica and nano zirconium dioxide and polyester fiber, not only improve polyester fiber consistency
The shortcomings that low, easy fluffing is to make buffer layer structure destructible, the mechanical strength of buffer layer is further improved, is improved slow
Rush the service life of layer.In addition, the sodium methyl silicate being added also makes buffer layer have good waterproof performance, further increase
The service life of buffer layer.
It is understood that can also be set on 21 edge of the second card slot on longitudinal register unit 2 in other embodiments
Elastic quarter butt is set, and is provided with the flexible collar with opening on the elastic quarter butt, after outer reinforcement is inserted into the second card slot 21, then
Using flexible collar by outer reinforcement banding, i.e., recycle elastic quarter butt and flexible collar fixed on the basis of using steel wire lashing
Position, to further increase reinforcing bar locating effect.Similarly, elastic quarter butt can also be set on 111 edge of the first card slot, and described
The flexible collar with opening is provided on elastic quarter butt.This setting further improves outer reinforcement location efficiency, Jin Erti
The high installation effectiveness of framework of steel reinforcement.
It is understood that the adjusting unit 4 may be spaced multiple protrusions and can in other embodiments
The fastener being buckled in the protrusion, multiple protrusions are set on one end of the transverse connection 12, the fastener
11 are equipped on one end of the lateral angle steel, and the transverse direction angle steel 11 and transverse connection 12 are solid by the protrusion and fastener
Being fixedly connected for lateral angle steel 11 and transverse connection 12 will can be realized in fixed connection on fastener button to protrusion.Similarly, institute
Stating protrusion can also be 3-8.In order to further increase the connective stability of lateral angle steel 11 and transverse connection 12, to improve this
The stability of utility model improves cover to reinforcement qualification rate, and the fastener is also selected as elastic buckles, and the protrusion is round convex
It rises, the middle and lower part of the circular protrusions is equipped with a skewed slot, and the fastener can be anchored in the skewed slot, and in the skewed slot also
Equipped with anti-skid chequer, to prevent fastener from deviating from from protrusion, the stability of the utility model is improved.
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model
Change, should belong to the covered the scope of the patents of the utility model.
Claims (10)
1. a kind of tunnel double-lining reinforcing bar binds locating rack, which is characterized in that including located lateral unit, longitudinal register unit and erect
To positioning unit, the located lateral unit and vertical positioning unit be it is multiple, each located lateral unit includes cross
To angle steel, transverse connection and backing plate, one end of the transverse direction angle steel is connect with by the transverse connection with the backing plate,
The backing plate abuts the splash guard in tunnel；The longitudinal register unit is located at the lower section of the located lateral unit, Duo Gesuo
Located lateral unit is stated to connect by the vertical positioning unit with the longitudinal register unit；
One end far from the transverse connection offers the first card slot for fixing internal layer reinforcing bar, institute on the transverse direction angle steel
It states and equidistantly offers multiple the second card slots for fixed outer layer reinforcing bar on longitudinal register unit；The transverse direction angle steel and transverse direction
Compatible adjusting unit is respectively equipped on connector one end interconnected, the adjusting unit is for adjusting the outer layer steel
Interlamellar spacing between muscle and internal layer reinforcing bar.
2. tunnel double-lining reinforcing bar according to claim 1 binds locating rack, which is characterized in that the longitudinal register unit is
One sole bar angle.
3. tunnel double-lining reinforcing bar according to claim 2 binds locating rack, which is characterized in that the vertical positioning unit packet
Be connected vertical rod piece and inclination rod piece are included, one end of the vertical rod piece and the lateral angle steel are close to adjusting unit one end
Bottom connection, the other end of the vertical rod piece are fixedly connected with outer reinforcement；The sole bar angle is fixed on the vertical bar
On the middle part of part；One end of the inclination rod piece is connect with the lateral angle steel far from the bottom for adjusting unit one end, described to incline
The other end of inclined member is connect with the middle part of the vertical rod piece.
4. tunnel double-lining reinforcing bar according to claim 3 binds locating rack, which is characterized in that multiple second card slots
In, the spacing between two adjacent the second card slots is 20-25 centimetres.
5. tunnel double-lining reinforcing bar according to claim 4 binds locating rack, which is characterized in that first card slot and second
The openings of sizes of card slot is 20-32mm, and the openings of sizes of first card slot and the second card slot is greater than or equal to the diameter of reinforcing bar
Size, the reinforcing bar is by steel wire lashing in first card slot or the second card slot.
6. tunnel double-lining reinforcing bar according to claim 1 binds locating rack, which is characterized in that the backing plate is square,
The backing plate is far from being additionally provided with a buffer layer on an end face of the transverse connection.
7. tunnel double-lining reinforcing bar according to claim 1 binds locating rack, which is characterized in that the adjusting unit is interval
The identical adjustment hole in multiple apertures and bolt opened up, it is described transverse direction angle steel and transverse connection one end interconnected between
It separates and is equipped with multiple adjustment holes, the transverse direction angle steel and transverse connection are solid by the bolt for wearing the adjustment hole
Fixed connection.
8. tunnel double-lining reinforcing bar according to claim 7 binds locating rack, which is characterized in that the adjusting unit is interval
The multiple protrusions being arranged and the fastener that can be buckled in the protrusion, multiple protrusions are set to the one of the transverse connection
On end, the fastener is equipped on one end of the lateral angle steel, and the transverse direction angle steel and transverse connection pass through the protrusion
It is fixedly connected with fastener.
9. tunnel double-lining reinforcing bar according to claim 8 binds locating rack, which is characterized in that the fastener is elasticity
Button, the protrusion are circular protrusions, and the middle and lower part of the circular protrusions is equipped with a skewed slot, and the fastener can be anchored on described oblique
In slot.
10. tunnel double-lining reinforcing bar according to claim 9 binds locating rack, which is characterized in that the adjustment hole or protrusion
It is 3-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920230693.1U CN209557013U (en) | 2019-02-22 | 2019-02-22 | A kind of tunnel double-lining reinforcing bar binding locating rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920230693.1U CN209557013U (en) | 2019-02-22 | 2019-02-22 | A kind of tunnel double-lining reinforcing bar binding locating rack |
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| Publication Number | Publication Date |
|---|---|
| CN209557013U true CN209557013U (en) | 2019-10-29 |
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ID=68309569
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920230693.1U Active CN209557013U (en) | 2019-02-22 | 2019-02-22 | A kind of tunnel double-lining reinforcing bar binding locating rack |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611128A (en) * | 2019-02-22 | 2019-04-12 | 广西路桥工程集团有限公司 | A kind of tunnel double-lining reinforcing bar binding locating rack |
| CN111608698A (en) * | 2020-05-28 | 2020-09-01 | 中铁隧道局集团有限公司 | Ultra-large-span tunnel arch lining steel bar binding bracket and method |
| CN111963207A (en) * | 2020-08-06 | 2020-11-20 | 中国一冶集团有限公司 | Support limiting device for adjusting tunnel secondary lining concrete reinforcement protective layer |
-
2019
- 2019-02-22 CN CN201920230693.1U patent/CN209557013U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611128A (en) * | 2019-02-22 | 2019-04-12 | 广西路桥工程集团有限公司 | A kind of tunnel double-lining reinforcing bar binding locating rack |
| CN111608698A (en) * | 2020-05-28 | 2020-09-01 | 中铁隧道局集团有限公司 | Ultra-large-span tunnel arch lining steel bar binding bracket and method |
| CN111608698B (en) * | 2020-05-28 | 2021-08-06 | 中铁隧道局集团有限公司 | Ultra-large-span tunnel arch lining steel bar binding bracket and method |
| CN111963207A (en) * | 2020-08-06 | 2020-11-20 | 中国一冶集团有限公司 | Support limiting device for adjusting tunnel secondary lining concrete reinforcement protective layer |
| CN111963207B (en) * | 2020-08-06 | 2023-01-13 | 中国一冶集团有限公司 | Support limiting device for adjusting tunnel secondary lining concrete reinforcement protective layer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 530200 No.21 Pingle Avenue, Liangqing District, Nanning City, Guangxi Zhuang Autonomous Region Patentee after: GUANGXI ROAD AND BRIDGE ENGINEERING GROUP Co.,Ltd. Address before: 530011 Zhonghua Road 17, Xingning District, the Guangxi Zhuang Autonomous Region, Nanning Patentee before: GUANGXI ROAD AND BRIDGE ENGINEERING GROUP Co.,Ltd. |