CN222436383U - Tunnel two lining steel bar conveying device - Google Patents
Tunnel two lining steel bar conveying device Download PDFInfo
- Publication number
- CN222436383U CN222436383U CN202420932049.XU CN202420932049U CN222436383U CN 222436383 U CN222436383 U CN 222436383U CN 202420932049 U CN202420932049 U CN 202420932049U CN 222436383 U CN222436383 U CN 222436383U
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- CN
- China
- Prior art keywords
- base
- positioning
- roller
- conveying
- steel bars
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 238000010276 construction Methods 0.000 claims abstract description 26
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 10
- 239000004567 concrete Substances 0.000 description 13
- 230000003014 reinforcing effect Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a tunnel two-lining steel bar conveying device which comprises a base, a conveying component and a positioning component, wherein the conveying component is arranged on the base and is used for conveying steel bars to a construction position in a roller conveying mode, the positioning component is used for positioning the base and the conveying component near the construction position, a plurality of conveying devices are arranged in parallel at a certain interval, the steel bars are placed on rollers of the conveying devices, the steel bars are pushed to roll on the rollers from one end of the steel bars, rolling friction force is generated between the rollers and the steel bars, when the steel bars are pushed and conveyed manually, the small rolling friction force can reduce the labor intensity of workers, meanwhile, a reserved space between the two conveying devices can be used for mechanically connecting the steel bars by using a jack, the mechanical connection quality of the steel bars is ensured, the operation is flexible, the application range is wide, and the labor is saved.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a tunnel secondary lining steel bar conveying device.
Background
In the large-scale construction of high-speed railway networks and highway networks, huge tunnel engineering needs to be constructed, a second lining of a tunnel is an important component of a tunnel structure, and a layer of reinforced concrete lining is built outside an existing primary support structure to enhance safety storage. In the construction process of the second lining of the tunnel, the second lining steel bar needs to be transported to the inside of the tunnel, and concrete pouring is carried out after binding connection.
In the prior art, the steel bars outside the hole are transported to a vacant place in the hole through vehicles for storage, and then transported to a tunnel secondary lining steel bar installation place from a storage point through a manual dragging mode, so that the labor and the effort are wasted, the tunnel secondary lining steel bar binding construction progress is seriously affected, the traditional steel bar mechanical connection is to place the steel bars on the ground to operate by workers, the working space is limited and very inconvenient, and in the steel bar mechanical connection process, the disqualification condition of the steel bar mechanical connection frequently occurs due to the friction of the steel bars and the artificial energy drop along with the time.
Therefore, the existing conveying of the two lining steel bars of the tunnel and the mechanical connection of the steel bars are required to be improved, the conveying efficiency of the steel bars can be guaranteed, the quality of the mechanical connection of the steel bars is guaranteed, the operation of site constructors is facilitated, and labor is saved.
Disclosure of utility model
Therefore, the utility model aims to provide the conveying device for the second lining steel bars of the tunnel, which can ensure the conveying efficiency of the steel bars, ensure the quality of mechanical connection of the steel bars, facilitate the operation of field construction staff and save manpower.
The utility model provides a tunnel two-lining steel bar conveying device which comprises a base, a conveying assembly and a positioning assembly, wherein the conveying assembly is arranged on the base and used for conveying steel bars to a construction position in a roller conveying mode, and the positioning assembly is used for positioning the base and the conveying assembly near the construction position.
Further, the conveying assembly comprises a support and rollers arranged on the support, the support is fixed on the base, and the rollers are used for supporting the reinforcing steel bars and conveying the reinforcing steel bars through rolling.
Further, the roller comprises a roller shaft and a roller sleeved on the roller shaft, and the length of the roller is not greater than that of the roller shaft.
Further, the bracket comprises two supporting legs for lifting the roller, and the two supporting legs are respectively fixed at two ends along the length direction of the base.
Further, the two ends of the roller are respectively connected with the supporting legs, so that the support and the roller are integrally arranged on the base along the length direction of the base.
Further, the positioning assembly comprises a base supporting leg and a positioning tube, wherein the base supporting leg and the positioning tube are arranged at the lower part of the base and used for supporting the base.
Further, the base leg is perpendicular to the base, and the positioning tube is cylindrical and is connected with the base on the side face of the cylinder.
Further, the length of the base support leg is greater than the cross-sectional diameter of the positioning tube.
Further, one side of the base support leg, which is close to the base, is provided with a positioning leg for positioning the base in cooperation with the base support leg, and the positioning leg is perpendicular to the base and is connected to the lower part of the base.
Further, the length of the positioning leg is greater than the length of the base leg.
The tunnel secondary lining steel bar conveying device has the beneficial effects that the conveying devices are arranged in parallel at a certain interval, the steel bars are put on the rollers of the conveying devices, the steel bars are pushed from one end of the steel bars to roll on the rollers, rolling friction force is generated between the rollers and the steel bars, when the steel bars are pushed and conveyed manually, the labor intensity of workers can be reduced by the small rolling friction force, meanwhile, the steel bars can be mechanically connected by using the jack in a reserved space between the two conveying devices, the mechanical connection quality of the steel bars is ensured, the operation is flexible, the application range is wide, and the labor is saved.
Drawings
The utility model is further described below with reference to the accompanying drawings and examples:
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is a side view of the present utility model.
In the figure, the reference numerals are 1, a base, 2, a roller, 3, a bracket, 4, a supporting foot, 5, a roll shaft, 6, a base supporting foot, 7, a positioning pipe, 8 and a positioning leg.
Detailed Description
Fig. 1 is a schematic structural view of the present utility model, and fig. 2 is a side view of the present utility model, where the present utility model provides a tunnel two-lining steel bar conveying device, and as shown in the drawing, the conveying assembly is disposed on the base 1 and is used for conveying steel bars to a construction position by means of roller conveying, and the positioning assembly is used for positioning the base and the conveying assembly near the construction position. The base is a bottom structure for supporting or installing equipment or objects, materials of the base are selected according to use conditions, I-steel in a construction site can be used as the base, the structure is firm, the materials are easy to obtain, other materials can be used as the base, the base is not repeated, the conveying assembly is generally composed of rollers, conveying belts and the like, the positioning assembly is generally composed of supporting legs, supporting legs and the like, when two lining steel bars are bound in a tunnel, two sides of the tunnel floor corresponding to the steel bar binding position are construction positions, and after the steel bars conveyed into the tunnel are connected at the construction positions, the binding of the two lining steel bars of the tunnel is completed through a trolley.
In this embodiment, the conveying assembly includes a bracket 3 and a roller disposed on the bracket, the bracket 3 is fixed on the base 1, the roller is used for supporting the reinforcing steel bars and conveying the reinforcing steel bars through rolling, the roller includes a roller shaft 5 and a roller 2 sleeved on the roller shaft 5, the length of the roller 2 is not greater than that of the roller shaft 5, a plurality of bearings can be disposed on the roller shaft, a smaller friction coefficient can be provided, thereby improving the rolling efficiency of the roller, in the construction of a tunnel, due to the fact that the field environment is moist and dust is large, the service life of the roller shaft is reduced due to the fact that the roller shaft and the bearings are affected by the field environment, sealing treatment is required to be performed on two ends of the roller, mechanical friction can be reduced to prevent mechanical abrasion and metal corrosion from being performed on the bearing, sealing and dust prevention are achieved, the roller 2 and the reinforcing steel bars are driven to move through rolling friction force, workers in the construction site drive one end of the reinforcing steel bars to move on the roller 2, the roller can rotate by adopting an electrically driven mode such as a driving motor, labor force of the field workers can be further reduced, in the construction, and in the arrangement of a plurality of conveying devices can be further driven by adopting two electrically driven devices, and the conveying devices can be further arranged, and can be used for conveying the reinforcing steel bars.
In this embodiment, the support 3 includes two supporting legs 4 for supporting the roller, the two supporting legs 4 are respectively fixed at two ends along the length direction of the base 1, and the length of the roller 2 should not be greater than the length of the roller shaft 5, so that the roller 2 can be ensured not to deform due to collision with the supporting legs 4 caused by overlong roller in the use process, and the service life is prolonged.
The two ends of the roller are respectively connected with the supporting legs, so that the bracket and the roller are integrally arranged on the base along the length direction of the base, the bracket 3 is arranged on the upper part of the base 1 through the supporting legs 4, the supporting legs 4 and the base 1 can be connected in a welding mode, the roller shaft 5 is connected with the supporting legs 4 in a rotatable mode, and other mechanical connection modes can be adopted for connection, so that the repeated description is omitted.
In this embodiment, the positioning assembly includes a base support leg 6 and a positioning tube 7, where the base support leg 6 and the positioning tube 7 are disposed at the lower portion of the base 1 and used for supporting the base 1, the base support leg 6 is made of a material with high strength, and can load the weights of the base 1, the conveying assembly and the reinforcing steel simultaneously, the scheme uses i-steel as the base support leg 6, and the length of the i-steel of the base support 6 is smaller than that of the base 1, and other materials with high supporting strength can also be used as the base support 6, which are not described herein.
In this embodiment, the two ends of the lower portion of the base 1 along the width direction are respectively connected with the base supporting leg 6 and the positioning tube 7, the base supporting leg 6 is perpendicular to the base 1, the positioning tube 7 is cylindrical and is connected with the base 1 at the side surface of the cylinder, the base supporting leg 6 and the positioning tube 7 are both connected with the base 1 by adopting a welding mode, the base supporting leg 6 is perpendicularly welded with the base 1, so that a larger supporting area can be provided, the supporting capability is maximized, the positioning tube 7 is welded with the base 1 at the side surface of the cylinder, and the positioning tube 7 can be manufactured by adopting a steel tube in a construction site.
In this embodiment, the length of the base leg 6 is greater than the cross-sectional diameter of the positioning tube 7, one side of the base leg 6 near the base 1 is provided with positioning legs 8 for positioning the base 1 in cooperation with the base leg 6, the positioning legs 8 are perpendicular to the base and connected to the lower portion of the base 1, the length of the positioning legs 8 is greater than the length of the base leg, the positioning legs 8 may be cylindrical, the bottom surface of the cylinder and the base 1 are connected to the lower portion of the base 1 by welding, and at least two positioning legs 8 are provided.
In the embodiment, in the construction process of a second lining steel bar of a tunnel, due to different progress of different construction sections, the joint of the concrete ground of the tunnel and the inverted arch concrete is different, the joint is mainly divided into a plane shape and a staggered platform shape, the plane shape refers to the condition that the surface of the ground concrete and the lowest point of the inverted arch concrete naturally transition, the staggered platform shape refers to the fact that the surface of the ground concrete is higher than the lowest point of the inverted arch concrete to form a staggered platform, when the positioning pipe 7 is in the plane shape, the positioning leg 8 is placed on the ground of the tunnel, the side surface of the cylinder is matched with the inverted arch concrete surface of a curved surface, the diameter of the positioning pipe 7 is smaller than the length of the positioning leg 8, the length of the difference between the two is made up through the inverted arch self curved surface, the condition that the positioning pipe 7 slides can not occur, when the positioning pipe 7 is in the staggered platform shape, the construction scheme is placed on the ground surface of the ground concrete, the positioning leg 8 is placed on the base 6, the positioning leg 6 is placed on the base 6, and the inverted arch concrete is in the vertical to the base 6, and the length of the inverted arch concrete is in the vertical to the whole, and the length of the inverted arch concrete is in the vertical to the base 6, and the length of the inverted arch concrete is in the vertical to the whole tunnel, and the positioning leg is in the vertical to the length of the base 6 is in the vertical to the curved surface, and the position of the inverted arch device.
In this embodiment, set up many reinforcing bar conveyer side by side according to certain interval, the reinforcing bar is put on roller 2 on each roller 5, on-the-spot construction workman promotes the reinforcing bar from reinforcing bar one end and rolls on roller 2, thereby convey the reinforcing bar to the construction site, after the reinforcing bar conveyed to the tunnel, only can carry out the ligature after need carrying out mechanical connection to the reinforcing bar, the reinforcing bar can be placed on roller 2, drag the link of two reinforcing bars in two reinforcing bar conveyer's interval upper air through roller 2, thereby accomplish mechanical connection to the reinforcing bar in interval department, because support 3, the lifting of setting for high to roller 2 of base 1 and locating component, can let the jack smoothly accomplish the mechanical connection of reinforcing bar, need not place the reinforcing bar in ground and carry out mechanical connection, construction steps have been simplified, construction workman's labour has been saved.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (8)
1. The conveying assembly is arranged on the base and used for conveying the steel bars to a construction position in a roller conveying mode, and the positioning assembly is used for positioning the base and the conveying assembly near the construction position;
The conveying assembly comprises a bracket and a roller arranged on the bracket, the bracket is fixed on the base, and the roller is used for supporting the reinforcing steel bars and conveying the reinforcing steel bars through rolling;
The positioning assembly comprises a base supporting leg and a positioning tube, wherein the base supporting leg and the positioning tube are arranged at the lower part of the base and used for supporting the base.
2. The apparatus according to claim 1, wherein the rollers comprise a roller shaft and a roller sleeved on the roller shaft, and the length of the roller is not greater than the length of the roller shaft.
3. The apparatus according to claim 1, wherein the support comprises two legs for supporting the roller, the two legs being fixed to both ends in a longitudinal direction of the base, respectively.
4. The tunnel double-lining steel bar transporting device as claimed in claim 3, wherein both ends of the roller are respectively connected to the supporting legs, thereby being used for arranging the whole of the support and the roller on the base along the length direction of the base.
5. The tunnel two-lining steel bar conveying device according to claim 1, wherein two ends of the lower portion of the base in the width direction are respectively connected with the base supporting legs and the positioning tubes, the base supporting legs are perpendicular to the base, and the positioning tubes are cylindrical and are connected with the base on the side face of the cylinder.
6. The tunnel two-lining steel bar conveying device according to claim 1, wherein the length of the base support leg is larger than the section diameter of the positioning pipe.
7. The tunnel two lining steel bar conveying device according to claim 1, wherein one side of the base support leg close to the base is provided with a positioning leg for being matched with the base support leg to position the base, and the positioning leg is perpendicular to the base and connected to the lower part of the base.
8. The tunnel two-lining steel bar conveying device according to claim 7, wherein the length of the positioning leg is longer than the length of the base leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420932049.XU CN222436383U (en) | 2024-04-29 | 2024-04-29 | Tunnel two lining steel bar conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420932049.XU CN222436383U (en) | 2024-04-29 | 2024-04-29 | Tunnel two lining steel bar conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222436383U true CN222436383U (en) | 2025-02-07 |
Family
ID=94411502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420932049.XU Active CN222436383U (en) | 2024-04-29 | 2024-04-29 | Tunnel two lining steel bar conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222436383U (en) |
-
2024
- 2024-04-29 CN CN202420932049.XU patent/CN222436383U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |