CN215927431U - Safety protection device for railway tunnel construction - Google Patents
Safety protection device for railway tunnel construction Download PDFInfo
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- CN215927431U CN215927431U CN202122141083.4U CN202122141083U CN215927431U CN 215927431 U CN215927431 U CN 215927431U CN 202122141083 U CN202122141083 U CN 202122141083U CN 215927431 U CN215927431 U CN 215927431U
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- mounting
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- protection device
- safety protection
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Abstract
The utility model belongs to the field of railway tunnel construction, and particularly relates to a safety protection device for railway tunnel construction, which aims at solving the problems that the existing safety protection device cannot be recycled after being used, is low in utilization rate and high in cost, is single in structure and is inconvenient to adjust the size in use. The safety protection device can be recycled after being used, has high utilization rate and high cost, and is flexible in structure and convenient to adjust the size.
Description
Technical Field
The utility model relates to the technical field of railway tunnel construction, in particular to a safety protection device for railway tunnel construction.
Background
The railway tunnel engineering refers to the work of surveying, designing, through control measurement, construction and the like of a railway tunnel, the railway tunnel is a building which is built underground or underwater and is paved with railways for locomotive vehicles to pass through, in the tunnel engineering, a spray anchor support is possible to replace a component support, the main advantages of the spray anchor support are that the support is timely, safe and reliable, in the railway tunnel construction stage, the spray anchor protection needs to be carried out on the wall of a construction area, a hanging net needs to be paved before the spray anchor protection for improving the spray anchor efficiency, however, the existing safety protection device cannot be recycled after being used, the utilization rate is low, the cost is high, meanwhile, the structure is single, and the use size is inconvenient to adjust.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a safety protection device for railway tunnel construction.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a safety protection device for railway tunnel construction comprises a connecting plate, two adjusting plates, two mounting seats, two winding rollers, an adjusting mechanism and two control mechanisms, wherein the two adjusting plates are all slidably mounted on the connecting plate, the adjusting mechanism is arranged on the connecting plate, the adjusting mechanism is connected with the two adjusting plates, the two mounting seats are arranged on one side of the connecting plate, mounting grooves are formed in one sides of the two mounting seats, the winding rollers are rotatably mounted in the corresponding mounting grooves, protective nets are fixedly mounted on the two winding rollers and are fixedly connected to the corresponding adjusting plates, the control mechanisms are arranged on the corresponding mounting seats, each adjusting mechanism comprises two adjusting seats, two screw rods II, worm wheels, rotary seats and worms, two fixing grooves are formed in one side of the connecting plate, and adjusting seats are fixedly mounted on one sides of the two adjusting plates, the adjusting seat is slidably mounted in corresponding fixing grooves, two threaded holes are formed in one side of each adjusting seat, the same connecting hole is formed in the inner wall of one side, close to each other, of the two fixing grooves, two screw rods are mounted in the connecting hole in a rotating mode, the two screw rods are mounted in the corresponding threaded holes in a threaded mode, one end, close to each other, of each two screw rods is fixedly connected with a worm wheel, a driving rod is mounted on one side of the connecting plate in a rotating mode, one end of the driving rod is fixedly connected with a rotating seat, the other end of the driving rod extends into the connecting hole, a worm is fixedly mounted on the other end of the driving rod, and the worm is in transmission connection with the worm wheel.
Specifically, control mechanism includes two gag lever posts, connection control strip, lead screw and control holder, around having seted up a plurality of spacing groove on establishing the roller, two shifting chutes have been seted up, two on one side inner wall of mounting groove equal slidable mounting has the gag lever post in the shifting chute, gag lever post slidable mounting has seted up same fixed orifices on the inner wall of two shifting chutes at the spacing inslot that corresponds.
Specifically, slidable mounting has the connection control strip in the fixed orifices, the both ends of connection control strip are fixed mounting respectively on two gag lever posts, threaded hole one is seted up to one side of connection control strip, screw hole one internal thread installs lead screw one, the one end fixed mounting of lead screw one has the control cabinet.
Specifically, the inner wall of the moving groove is provided with a sliding groove, the limiting rod is fixedly provided with an auxiliary block, and the auxiliary block is slidably arranged in the sliding groove.
Specifically, two rotation grooves have been seted up on the inner wall of mounting groove, around the equal fixed mounting in both ends of establishing the roller there is the fixed block, the fixed block rotates to be installed in the rotation inslot that corresponds.
Specifically, the connecting base plate is fixedly mounted on one side of each of the two mounting seats and the two adjusting plates, and mounting holes are formed in the connecting base plate.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the safety protection device for railway tunnel construction can flexibly adjust the use position, can wind and release the protective net through the winding roller, is convenient to adjust the use size of the protective net, and can adjust the use distance between the upper protective net and the lower protective net.
(2) The safety protection device for railway tunnel construction can protect wall surfaces at different positions, can be used repeatedly, and has high repeated utilization rate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be understood that the drawings in the following description are illustrative only, and that the structures, proportions, sizes, and other elements shown in the drawings are incorporated herein by reference in their entirety for all purposes in the present disclosure, which are not intended to limit the scope of the utility model, which is to be construed as limiting the utility model in any manner, and not necessarily for all purposes, except as technically essential.
Fig. 1 is a schematic perspective view of a safety protection device for railway tunnel construction according to the present invention;
fig. 2 is a front view schematically illustrating a safety protection device for railway tunnel construction according to the present invention;
FIG. 3 is a schematic structural view of part A of a safety protection device for railway tunnel construction according to the present invention;
fig. 4 is a schematic structural diagram of part B of a safety protection device for railway tunnel construction according to the present invention.
In the figure: 1. a connecting plate; 2. an adjusting seat; 3. an adjusting plate; 4. a mounting seat; 5. winding a roller; 6. a protective net; 7. a limiting rod; 8. connecting a control bar; 9. a first screw rod; 10. a control seat; 11. a second screw rod; 12. a worm gear; 13. a worm; 14. a rotating base; 15. and connecting the holes.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a safety protection device for railway tunnel construction comprises a connecting plate 1, two adjusting plates 3, two mounting seats 4 and two winding rollers 5, wherein the two adjusting plates 3 are all slidably mounted on the connecting plate 1, the two mounting seats 4 are all arranged on one side of the connecting plate 1, one sides of the two mounting seats 4 are all provided with mounting grooves, the winding rollers 5 are rotatably mounted in the corresponding mounting grooves, protective nets 6 are fixedly mounted on the two winding rollers 5, the protective nets 6 are fixedly connected on the corresponding adjusting plates 3, the winding rollers 5 are provided with a plurality of limiting grooves, the inner wall of one side of each mounting groove is provided with two moving grooves, the two moving grooves are all slidably mounted with limiting rods 7, the limiting rods 7 are slidably mounted in the corresponding limiting grooves, and the inner walls of the two moving grooves are provided with the same fixing hole, a connecting control strip 8 is slidably mounted in the fixed holes, two ends of the connecting control strip 8 are respectively fixedly mounted on the two limiting rods 7, a first threaded hole is formed in one side of the connecting control strip 8, a first screw rod 9 is mounted in the first threaded hole, a control seat 10 is fixedly mounted at one end of the first screw rod 9, two fixed grooves are formed in one side of the connecting plate 1, adjusting seats 2 are fixedly mounted on one sides of the two adjusting plates 3, the adjusting seats 2 are slidably mounted in the corresponding fixed grooves, a second threaded hole is formed in one side of each of the two adjusting seats 2, the inner wall of one side, close to each other, of the two fixed grooves is provided with the same connecting hole 15, two second screw rods 11 are rotatably mounted in the connecting hole 15, the second screw rods 11 are threadedly mounted in the corresponding threaded holes, and the same worm wheel 12 is fixedly connected at one end, close to each other, of the two screw rods 11, one side of connecting plate 1 is rotated and is installed the actuating lever, the one end fixedly connected with roating seat 14 of actuating lever, the other end of actuating lever extends to in connecting hole 15 and fixed mounting has worm 13, worm 13 is connected with worm wheel 12 transmission.
In this embodiment, the inner wall of the moving groove is provided with a sliding groove, the limiting rod 7 is fixedly provided with an auxiliary block, and the auxiliary block is slidably arranged in the sliding groove.
In this embodiment, seted up two on the inner wall of mounting groove and rotated the groove, around the equal fixed mounting in both ends of establishing roller 5 there is the fixed block, the fixed block rotates to be installed in the rotation inslot that corresponds.
In this embodiment, the equal fixed mounting in one side of two mount pads 4 and two regulating plates 3 has the connection backing plate, has seted up the mounting hole on the connection backing plate.
In this embodiment, when the rotating base 14 is rotated, the driving rod can be driven to rotate together, the driving rod can control the worm 13 to rotate, the worm 13 drives the worm wheel 12 to rotate, the worm wheel 12 drives the two screw rods two 11 to rotate simultaneously, the screw rods two 11 drive the corresponding adjusting bases 2 to move, the adjusting bases 2 drive the corresponding adjusting plates 3 to move, the adjusting plates 3 drive the corresponding protective nets 6 to move, the using space between the two protective nets 6 can be adjusted, when in use, the connecting base plate on the adjusting plates 3 is firstly fixed on the wall to be protected through the bolts, the control base 10 is rotated, the control base 10 drives the screw rods one 9 to rotate, the screw rods one 9 drives the connecting control bar 8 to move, the connecting control bar 8 drives the two limiting rods 7 to move simultaneously, after the limiting rods 7 slide out of the corresponding limiting grooves, the fixed limit of the winding roller 5 can be cancelled, the position of the mounting base 4 can be moved, the mounting base 4 can drive the internal winding roller 5 to rotate, and the protective net 6 is unfolded, the protective net 6 protects the wall, after the control seat 10 is rotated reversely, the limiting rod 7 is inserted into the corresponding limiting groove, and then the connecting base plate on the mounting seat 4 is fixed on the wall needing protection through a bolt.
Compared with the prior art, the utility model has the technical progress that: the safety protection device can be recycled after being used, has high utilization rate and high cost, and is flexible in structure and convenient to adjust the size.
Claims (6)
1. The safety protection device for railway tunnel construction is characterized by comprising a connecting plate (1), two adjusting plates (3), two mounting seats (4), two mounting seats (5), an adjusting mechanism and two control mechanisms, wherein the two adjusting plates (3) are arranged on the connecting plate (1) in a sliding mode, the adjusting mechanism is arranged on the connecting plate (1), the adjusting mechanism is connected with the two adjusting plates (3), the two mounting seats (4) are arranged on one side of the connecting plate (1), mounting grooves are formed in one sides of the two mounting seats (4), the mounting grooves are arranged in the corresponding mounting grooves in a rotating mode through the mounting rollers (5), protective nets (6) are fixedly arranged on the two mounting rollers (5), the protective nets (6) are fixedly connected on the corresponding adjusting plates (3), and the control mechanisms are arranged on the corresponding mounting seats (4), the adjusting mechanism comprises two adjusting seats (2), two screw rods (11), a worm wheel (12), a rotating seat (14) and a worm (13), wherein two fixing grooves are formed in one side of the connecting plate (1), the adjusting seats (2) are fixedly mounted on one sides of the two adjusting plates (3), the adjusting seats (2) are slidably mounted in the corresponding fixing grooves, threaded holes (two) are formed in one sides of the two adjusting seats (2), the same connecting hole (15) is formed in the inner wall, close to each other, of one side of the two fixing grooves, the two screw rods (11) are rotatably mounted in the connecting hole (15), the screw rods (11) are threadedly mounted in the corresponding threaded holes, one ends, close to each other, of the two screw rods (11) are fixedly connected with the same worm wheel (12), one side of the connecting plate (1) is rotatably mounted with a driving rod, and one end of the driving rod is fixedly connected with the rotating seat (14), the other end of the driving rod extends into the connecting hole (15) and is fixedly provided with a worm (13), and the worm (13) is in transmission connection with the worm wheel (12).
2. The safety protection device for railway tunnel construction according to claim 1, wherein the control mechanism comprises two limit rods (7), a connecting control bar (8), a screw rod and a control seat (10), a plurality of limit grooves are formed in the winding roller (5), two moving grooves are formed in one inner wall of the mounting groove, the limit rods (7) are slidably mounted in the two moving grooves, the limit rods (7) are slidably mounted in the corresponding limit grooves, and the same fixing hole is formed in the inner walls of the two moving grooves.
3. The safety protection device for railway tunnel construction according to claim 2, wherein a connection control bar (8) is slidably installed in the fixing hole, two ends of the connection control bar (8) are respectively and fixedly installed on the two limiting rods (7), a first threaded hole is formed in one side of the connection control bar (8), a first screw rod (9) is installed in the first threaded hole, and a control seat (10) is fixedly installed at one end of the first screw rod (9).
4. The safety protection device for railway tunnel construction according to claim 2, wherein a sliding groove is formed in the inner wall of the moving groove, an auxiliary block is fixedly mounted on the limiting rod (7), and the auxiliary block is slidably mounted in the sliding groove.
5. The safety protection device for railway tunnel construction according to claim 1, wherein two rotating grooves are formed in the inner wall of the mounting groove, fixed blocks are fixedly mounted at both ends of the winding roller (5), and the fixed blocks are rotatably mounted in the corresponding rotating grooves.
6. The safety protection device for railway tunnel construction according to claim 1, wherein one side of each of the two mounting seats (4) and the two adjusting plates (3) is fixedly provided with a connecting base plate, and the connecting base plate is provided with a mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122141083.4U CN215927431U (en) | 2021-09-06 | 2021-09-06 | Safety protection device for railway tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122141083.4U CN215927431U (en) | 2021-09-06 | 2021-09-06 | Safety protection device for railway tunnel construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215927431U true CN215927431U (en) | 2022-03-01 |
Family
ID=80418741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122141083.4U Active CN215927431U (en) | 2021-09-06 | 2021-09-06 | Safety protection device for railway tunnel construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215927431U (en) |
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2021
- 2021-09-06 CN CN202122141083.4U patent/CN215927431U/en active Active
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