CN211819467U - Temporary support device for tunnel construction - Google Patents
Temporary support device for tunnel construction Download PDFInfo
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- CN211819467U CN211819467U CN201921736176.8U CN201921736176U CN211819467U CN 211819467 U CN211819467 U CN 211819467U CN 201921736176 U CN201921736176 U CN 201921736176U CN 211819467 U CN211819467 U CN 211819467U
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- 238000010276 construction Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model provides a temporary support device that tunnel construction used belongs to tunnel construction technical field, include: the device comprises a bottom plate, universal wheels, a hand push rod, a main support rod, a support mechanism and a sliding sleeve, wherein a hydraulic cylinder is arranged at the top of the bottom plate, the main support rod is fixedly connected to the top of the fixed plate, a sliding groove is formed in the surface of the main support rod, a pulley is arranged inside the sliding groove, the other end of the pulley is fixedly connected with the sliding sleeve, the support mechanism is fixedly connected to two sides of the sliding sleeve, and an arc-shaped baffle is fixedly connected to the other end; the utility model provides high efficiency of construction consolidates the tunnel effectively, and what cowl accessible hinge joint and axis of rotation mutually supported down portable to main tributary vaulting pole both sides for cowl opens or is closed, and sliding sleeve accessible pulley slides in the spout, moves cowl down wholly, thereby reduces this supporting device's parking space, is convenient for accomodate, has improved the convenience that the device used.
Description
Technical Field
The utility model relates to a tunnel construction technical field, more specifically relates to a temporary support device that tunnel construction used.
Background
Tunnels are engineering structures buried in the ground and are a form of human use of underground space. The tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel and a mine tunnel. Along with the continuous development of tunnel engineering, large-span tunnels are more and more, and the surrounding rock instability that the large-section tunnel once only excavates and can cause working face exposure time overlength, load release scheduling problem arouses has increaseed the tunnel construction risk, therefore the thought of tunnel piecemeal excavation is flourishing gradually. Under the geological condition of poor surrounding rock, more and more large-span tunnel construction is adopted, and a construction method of block excavation and temporary support is adopted. The temporary support is used as a temporary structure for improving safety in the tunnel excavation process, the requirements on closed surrounding rocks, surrounding rock strength protection and the like are low, and the temporary support function can be exerted as long as the strength, rigidity and integrity of the temporary support can be ensured
In the process of tunnel construction, in order to avoid the tunnel collapse, need carry out interim support to the top in tunnel, remove strutting arrangement again after the reinforcement work is accomplished, at present, the current strutting arrangement who is used for tunnel construction to use in the market mostly has following not enough: the height adjustment of constructors is inconvenient, so that the application range of the supporting device is narrow; and because the supporting device is mostly large-scale machinery, inconvenient accomodating when not using can occupy most storage space, can not accord with actual need well.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of proposing in the background art to a temporary support device that tunnel construction used is provided.
In order to achieve the above object, the utility model provides a following technical scheme: a temporary support device for tunnel construction, comprising: the device comprises a bottom plate, universal wheels, a hand push rod, a main support rod, a support mechanism and a sliding sleeve, wherein the universal wheels are fixedly connected to the ground of the bottom plate, the hand push rod is fixedly connected to the left end of the bottom plate, a hydraulic cylinder is arranged at the top of the bottom plate, a push rod is arranged at the top of the hydraulic cylinder, buffer springs are arranged on two sides of the hydraulic cylinder, a buffer rod is arranged inside the buffer springs, a fixed plate is fixedly connected to the top of the push rod, the main support rod is fixedly connected to the top of the fixed plate, a reinforcing rib is fixedly connected to the bottom end of the main support rod, a sliding groove is arranged on the surface of the main support rod, a pulley is arranged inside the sliding groove, a sliding sleeve is fixedly connected to the other end of the pulley, a fixing bolt penetrates through the surface of the sliding sleeve, the both sides fixedly connected with dead lever at main tributary vaulting pole top, the one end fixedly connected with movable rod that cowl is close to the main tributary vaulting pole.
Preferably, the support mechanism includes: go-between, coupling spring, first connecting block, second connecting block, hinge joint and collateral branch vaulting pole, go-between fixed connection is in the both sides of sliding sleeve, coupling spring has been cup jointed to the inside of go-between, coupling spring other end fixedly connected with collateral branch vaulting pole, the first connecting block of other end fixedly connected with of collateral branch vaulting pole, the top of first connecting block is rotated and is connected with the hinge joint, the other end of hinge joint is rotated and is connected with the second connecting block, supporting mechanism is provided with two, and two supporting mechanism install respectively in the both sides of main tributary vaulting pole.
Preferably, the fixed rod is rotatably connected with the movable rod through a rotating shaft.
Preferably, the sliding sleeve is connected in the sliding groove in a sliding mode through a pulley, and 4 fixing bolts which are arranged inside the sliding sleeve in an annular array mode are respectively connected to the surface of the main supporting rod in a threaded mode.
Preferably, the arc-shaped baffle is made of elastic materials.
Preferably, the hydraulic cylinder is electrically connected with a power supply; and the hydraulic cylinder is electrically connected with the push rod.
The utility model provides a temporary support device that tunnel construction used has following beneficial effect:
1. the temporary supporting device for tunnel construction is provided with a hydraulic cylinder, and an operator adjusts the height of the tunnel and turns on a power supply, so that the hydraulic cylinder pushes the arc-shaped baffle to be tightly attached to the inner wall of the tunnel, and the requirements of different supporting heights are met; and the buffer spring and the buffer rod can also improve the stability of the supporting device and enlarge the application range of the device.
2. This kind of temporary support device that tunnel construction used is provided with sliding sleeve and supporting mechanism, and what cowl accessible hinge joint and axis of rotation mutually supported down can move to main tributary vaulting pole both sides for cowl opens or is closed, and sliding sleeve accessible pulley slides in the spout, moves cowl down wholly, thereby reduces this support device's parking space, is convenient for accomodate, has improved the convenience that the device used.
3. This kind of temporary support device that tunnel construction used is provided with universal wheel and handspike for the device has the mobility, and the staff mobile device of being convenient for has improved the practicality that the device used.
Drawings
Fig. 1 is a schematic view of the overall structure of the support mechanism of the present invention.
Fig. 2 is a schematic view of the closed overall structure of the supporting mechanism of the present invention.
Fig. 3 is a top view of the sliding sleeve of the present invention.
Fig. 4 is a schematic structural view of the supporting mechanism of the present invention.
In FIGS. 1-4: the device comprises a bottom plate 1, universal wheels 2, a hand push rod 3, a main support rod 4, a support mechanism 5, a connecting ring 51, a connecting spring 52, a first connecting block 53, a second connecting block 54, a hinge joint 55, a side support rod 56, a sliding sleeve 6, a sliding chute 7, a hydraulic cylinder 8, a push rod 9, a buffer spring 10, a buffer rod 11, a fixing plate 12, a reinforcing rib 13, an arc baffle plate 14, a fixing rod 15, a movable rod 16, a rotating shaft 17, a pulley 18 and a fixing bolt 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a temporary supporting apparatus for tunnel construction includes: the device comprises a bottom plate 1, universal wheels 2, a hand push rod 3, a main support rod 4, a support mechanism 5 and a sliding sleeve 6, wherein the universal wheels 2 are fixedly connected to the ground of the bottom plate 1, the hand push rod 3 is fixedly connected to the left end of the bottom plate 1, a hydraulic cylinder 8 is arranged at the top of the bottom plate 1, a push rod 9 is arranged at the top of the hydraulic cylinder 8, buffer springs 10 are arranged on two sides of the hydraulic cylinder 8, a buffer rod 11 is arranged inside each buffer spring 10, a fixed plate 12 is fixedly connected to the top of each push rod 9, a main support rod 4 is fixedly connected to the top of each fixed plate 12, a reinforcing rib 13 is fixedly connected to the bottom end of each main support rod 4, a sliding groove 7 is arranged on the surface of each main support rod 4, a pulley 18 is arranged inside each sliding groove 7, the sliding sleeve 6 is fixedly connected to the other end of each pulley 18, a fixing, fixed rods 15 are fixedly connected to two sides of the top of the main support rod 4, and a movable rod 16 is fixedly connected to one end, close to the main support rod 4, of the arc-shaped baffle plate 14.
In this embodiment, the support mechanism 5 includes: the utility model discloses a go-between 51, coupling spring 52, first connecting block 53, second connecting block 54, hinge joint 55 and collateral branch vaulting pole 56, go-between 51 fixed connection is in the both sides of sliding sleeve 6, coupling spring 52 has been cup jointed to go-between 51's inside, coupling spring 52 other end fixedly connected with collateral branch vaulting pole 56, collateral branch vaulting pole 56's the first connecting block 53 of other end fixedly connected with, the top of first connecting block 53 is rotated and is connected with hinge joint 55, the other end of hinge joint 55 is rotated and is connected with second connecting block 54, supporting mechanism 5 is provided with two, and two supporting mechanism 5 install respectively in the both sides of main tributary vaulting pole 4, can play the support guard action to arc baffle 14, and open or closed with arc baffle 14 in a flexible way, save the storage space.
In this embodiment, the fixed rod 15 is rotatably connected with the movable rod 16 through the rotating shaft 17, so that the arc-shaped baffle plate 14 and the main support rod 4 can be closely connected, and meanwhile, a fulcrum of the arc-shaped baffle plate 14 can be provided through the fixed rod 15, so that the arc-shaped baffle plate is prevented from dropping in the storage process, and economic loss is avoided.
In this embodiment, the sliding sleeve 6 is slidably connected in the sliding groove 7 through the pulley 18, and 4 fixing bolts 19 annularly arrayed inside the sliding sleeve 6 are respectively screwed on the surface of the main supporting rod 4, which is helpful for adjusting the supporting height, and can limit and fix to avoid the falling-off phenomenon.
In this embodiment, cowl 14 is elastic material, is favorable to combining cowl 14's elastic characteristic, and more stable and the inner wall in tunnel is laminated, has improved and has strutted the effect.
In this embodiment, the hydraulic cylinder 8 is electrically connected to the power supply; and the hydraulic cylinder 8 is electrically connected with the push rod 9.
Use the utility model relates to a during temporary support device that tunnel construction used, at first, the staff holds handspike 3 and removes appointed place with this support device through universal wheel 2, then connect the power, start pneumatic cylinder 8, make catch bar 9 upwards promote fixed plate 12, until the top in main tributary vaulting pole 4 and the inner wall laminating in tunnel, slide sliding sleeve 6 in spout 7 through pulley 18 again, and find the arc baffle 14 through supporting mechanism 5 after the suitable height of inner wall in tunnel of laminating in the removal in-process, it can to run through fixing bolt 19 in sliding sleeve 6 and be fixed in the surface of main tributary vaulting pole 4.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. A temporary support device for tunnel construction, comprising: the novel walking wheel device comprises a base plate (1), universal wheels (2), a hand push rod (3), a main support rod (4), a support mechanism (5) and a sliding sleeve (6), and is characterized in that the universal wheels (2) are fixedly connected to the ground of the base plate (1), the hand push rod (3) is fixedly connected to the left end of the base plate (1), a hydraulic cylinder (8) is arranged at the top of the base plate (1), a push rod (9) is arranged at the top of the hydraulic cylinder (8), buffer springs (10) are arranged on two sides of the hydraulic cylinder (8), a buffer rod (11) is arranged inside the buffer springs (10), a fixed plate (12) is fixedly connected to the top of the push rod (9), the main support rod (4) is fixedly connected to the top of the fixed plate (12), reinforcing ribs (13) are fixedly connected to the bottom end of the main support rod (4), a sliding groove (7) is arranged, the inside of spout (7) is provided with pulley (18), the other end fixedly connected with sliding sleeve (6) of pulley (18), the surface through connection of sliding sleeve (6) has fixing bolt (19), the both sides fixedly connected with supporting mechanism (5) of sliding sleeve (6), the other end fixedly connected with cowl (14) of supporting mechanism (5), the both sides fixedly connected with dead lever (15) at main tributary vaulting pole (4) top, cowl (14) are close to one end fixedly connected with movable rod (16) of main tributary vaulting pole (4).
2. The temporary support device for tunnel construction according to claim 1, wherein: the support mechanism (5) includes: the novel connecting structure comprises a connecting ring (51), a connecting spring (52), a first connecting block (53), a second connecting block (54), a hinge joint (55) and side supporting rods (56), wherein the connecting ring (51) is fixedly connected to two sides of a sliding sleeve (6), the connecting spring (52) is sleeved inside the connecting ring (51), the side supporting rods (56) are fixedly connected to the other ends of the connecting spring (52), the first connecting block (53) is fixedly connected to the other ends of the side supporting rods (56), the hinge joint (55) is rotatably connected to the top of the first connecting block (53), the second connecting block (54) is rotatably connected to the other ends of the hinge joint (55), two supporting mechanisms (5) are arranged on two sides of a main supporting rod (4) respectively, and the two supporting mechanisms (5) are arranged on two sides of the main supporting rod (4).
3. The temporary support device for tunnel construction according to claim 1, wherein: the fixed rod (15) is rotatably connected with the movable rod (16) through a rotating shaft (17).
4. The temporary support device for tunnel construction according to claim 1, wherein: the sliding sleeve (6) is connected in the sliding groove (7) in a sliding mode through a pulley (18), and 4 fixing bolts (19) which are arranged in the sliding sleeve (6) in an annular array mode are respectively screwed on the surface of the main supporting rod (4).
5. The temporary support device for tunnel construction according to claim 1, wherein: the arc-shaped baffle (14) is made of elastic materials.
6. The temporary support device for tunnel construction according to claim 1, wherein: the hydraulic cylinder (8) is electrically connected with a power supply; and the hydraulic cylinder (8) is electrically connected with the push rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736176.8U CN211819467U (en) | 2019-10-16 | 2019-10-16 | Temporary support device for tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736176.8U CN211819467U (en) | 2019-10-16 | 2019-10-16 | Temporary support device for tunnel construction |
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| Publication Number | Publication Date |
|---|---|
| CN211819467U true CN211819467U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921736176.8U Active CN211819467U (en) | 2019-10-16 | 2019-10-16 | Temporary support device for tunnel construction |
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| Country | Link |
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| CN (1) | CN211819467U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647993A (en) * | 2021-02-19 | 2021-04-13 | 钱国臣 | Mine tunnel supporting equipment |
| CN113605946A (en) * | 2021-09-14 | 2021-11-05 | 广东建科建设咨询有限公司 | Structural system for controlling deformation of subway shield tunnel and construction method thereof |
| CN114961809A (en) * | 2022-06-21 | 2022-08-30 | 中国十九冶集团有限公司 | Support arrangement based on tunnel entrance to a cave construction usefulness |
-
2019
- 2019-10-16 CN CN201921736176.8U patent/CN211819467U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647993A (en) * | 2021-02-19 | 2021-04-13 | 钱国臣 | Mine tunnel supporting equipment |
| CN113605946A (en) * | 2021-09-14 | 2021-11-05 | 广东建科建设咨询有限公司 | Structural system for controlling deformation of subway shield tunnel and construction method thereof |
| CN114961809A (en) * | 2022-06-21 | 2022-08-30 | 中国十九冶集团有限公司 | Support arrangement based on tunnel entrance to a cave construction usefulness |
| CN114961809B (en) * | 2022-06-21 | 2023-03-03 | 中国十九冶集团有限公司 | Supporting device for tunnel portal construction |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231205 Address after: No. 10 Mining District Road, Beimafang Village, Jiuchenggong Town, Linyou County, Baoji City, Shaanxi Province, 721500 Patentee after: Shaanxi Linbei Mining Machinery Equipment Manufacturing Co.,Ltd. Address before: No. 662 Zhongyue Street, Dengfeng City, Zhengzhou City, Henan Province, 452470 Patentee before: Li Liping |