CN207420585U - A kind of railway tunnel supporting construction of improved structure - Google Patents
A kind of railway tunnel supporting construction of improved structure Download PDFInfo
- Publication number
- CN207420585U CN207420585U CN201721338085.XU CN201721338085U CN207420585U CN 207420585 U CN207420585 U CN 207420585U CN 201721338085 U CN201721338085 U CN 201721338085U CN 207420585 U CN207420585 U CN 207420585U
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- CN
- China
- Prior art keywords
- plate
- cylinder
- sleeve
- retaining
- wall
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of railway tunnel supporting construction of improved structure,Including ground floor,The railway tunnel supporting construction of this improved structure is simple in structure,Tunnel body is protected using stent support retaining-plate,After long-time use,Stent is broken,Steel wire rope unclamps,Under the action of the spring,Cylinder and sucker are moved to retaining-plate direction,Retaining-plate is supported with sucker,In order to avoid retaining-plate falls down,And cylinder to the direction of retaining-plate when moving,Piston is relatively moved with cylinder,Air in sucker is siphoned away,Form negative pressure,Increase the fastening force of sucker and retaining-plate,Retaining-plate is avoided to drop,At the same time,First electric waveguide plate and the contact of the second electric waveguide plate,By connecting external power supply,Alarm sends the sound,Worker is reminded to carry out maintenance,And it warns other people Keep off,Occur to prevent peril,Indicator light is shinny,It is illuminated to maintenance personal's repair.
Description
Technical field
The utility model is related to the railway tunnel supporting construction in railway tunnel field, specially a kind of improved structure.
Background technology
Nowadays, in railway tunnel construction, if country rock completely cannot be from surely, construction is impossible.From the steady time
Once excavate that span is related, and country rock is poorer with rock property and tunnel, it is big once to excavate span, shorter from the steady time, so that
Lack enough time after excavation and carry out supporting construction so that the Support Deformation in tunnel is broken and drops, and existing supporting branch
Frame does not warn improved structure, in time maintenance personal can not be made to scent a hidden danger, and prevents dangerous generation, for this purpose, proposing that one kind changes
Into the railway tunnel supporting construction of structure.
Utility model content
The purpose of this utility model is to provide a kind of railway tunnel supporting construction of improved structure, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical solution：A kind of railway tunnel supporting of improved structure
Structure, including ground floor, the ground floor is equipped with tunnel body, and the inner wall of tunnel body is connected with retaining-plate, and retaining-plate is remote
Side wall from tunnel body is connected by several stents with ground floor, and sleeved one end is fixedly connected on the ground floor,
Sleeve is set with spacer support frame, and the other end sliding plug of sleeve has cylinder, and one end through connection that cylinder is located at outside sleeve has
Sucker, one section of lateral wall that the cylinder is located in sleeve are fixedly connected with one end of sliding bar, the other end and set of sliding bar
The bar-shaped trough opened up in medial wall of the tube is slidably connected, and the inner wall of the cylinder slidably connects piston, piston away from sucker one
End is connected with one end of piston rod, and the other end of piston rod is slided through the lower end of cylinder and is connected with the inner bottom wall of sleeve, institute
The lateral wall lower end for stating cylinder is connected by the madial wall of spring and sleeve, and the lower end of cylinder is fixedly connected with the one of steel wire rope
End, the other end of steel wire rope are connected around fixed pulley and through the side wall of sleeve with stent, the inner wall connection of fixed pulley and sleeve.
Preferably, the lateral wall of the sucker is equipped with alarm and indicator light, and the upper end of the sliding bar is connected with the
One electric waveguide plate, the inner roof wall of the sleeve be connected with corresponding second electric waveguide plate of the first electric waveguide plate, first electric waveguide plate,
Second electric waveguide plate, alarm, indicator light, external power supply and power switch are connected by conducting wire collectively constitutes a series circuit.
Preferably, the number of the fixed pulley and spring is two, and symmetrical on piston rod.
Preferably, the number of the stent is at least three, and is distributed in angularly arc.
Compared with prior art, the beneficial effects of the utility model are：The railway tunnel supporting construction knot of this improved structure
Structure is simple, and by adding in the combining structure of retaining-plate and stent, tunnel body is protected using stent support retaining-plate, when
After long-time use, stent is broken, and steel wire rope unclamps, and under the action of the spring, cylinder and sucker are moved to retaining-plate direction
It is dynamic, retaining-plate is supported with sucker, in order to avoid retaining-plate falls down, and cylinder is to the direction of retaining-plate when move, piston and
Cylinder relatively moves, and the air in sucker is siphoned away, and forms negative pressure, increases the fastening force of sucker and retaining-plate, avoids propping up
Backplate drops, and at the same time, the first electric waveguide plate and the contact of the second electric waveguide plate, by connecting external power supply, alarm sends the sound,
Worker is reminded to carry out maintenance, and warns other people Keep off, is occurred to prevent peril, indicator light is shinny, gives maintenance personal's dimension
It repaiies and is illuminated.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is A structure enlargement diagrams.
In figure：Tunnel body 1, retaining-plate 2, ground floor 3, stent 4, sleeve 5, cylinder 6, piston 7, piston rod 8, fixed pulley
9th, spring 10, steel wire rope 11, sucker 12, alarm 13, indicator light 14, the first electric waveguide plate 15, the second electric waveguide plate 16, sliding bar
17。
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：
A kind of railway tunnel supporting construction of improved structure, including ground floor 3, ground floor 3 is equipped with tunnel body 1, tunnel
The inner wall of road body 1 is connected with retaining-plate 2, and side wall of the retaining-plate 2 away from tunnel body 1 passes through several stents 4 and ground floor 3
Connection, the number of stent 4 is at least three, and is distributed in angularly arc, and one end of sleeve 5 is fixedly connected on ground floor 3,
Sleeve 5 is arranged at intervals with stent 4, and the other end sliding plug of sleeve 5 has cylinder 6, and cylinder 6 is located at one end perforation outside sleeve 5
Sucker 12 is connected with, one section of lateral wall that cylinder 6 is located in sleeve 5 is fixedly connected with one end of sliding bar 17, sliding bar 17
The other end is slidably connected with the bar-shaped trough opened up on 5 madial wall of sleeve, and the inner wall of cylinder 6 slidably connects piston 7, and piston 7 is remote
One end from sucker 12 is connected with one end of piston rod 8, the other end of piston rod 8 slide through the lower end of cylinder 6 and with sleeve 5
Inner bottom wall connection, the lateral wall lower end of cylinder 6 is connected by spring 10 with the madial wall of sleeve 5, and the lower end of cylinder 6 is fixed
One end of steel wire rope 11 is connected with, the other end of steel wire rope 11 is connected around fixed pulley 9 and through the side wall of sleeve 5 with stent 4,
Fixed pulley 9 is connected with the inner wall of sleeve 5, and the number of fixed pulley 9 and spring 10 is two, and symmetrical on piston rod 8.
The lateral wall of sucker 12 is equipped with alarm 13 and indicator light 14, and the upper end of sliding bar 17 is connected with the first electric waveguide plate
15, the inner roof wall of sleeve 5 is connected with and 15 corresponding second electric waveguide plate 16 of the first electric waveguide plate, first the 15, second electricity of electric waveguide plate
Guide card 16, alarm 13, indicator light 14, external power supply and power switch are connected by conducting wire collectively constitutes a series circuit.
Operation principle：Under reset condition, spring 10 is in compressive state, and steel wire rope 11 is in tension.Utilize branch
Frame 4 supports retaining-plate 2 to protect tunnel body 1, and after long-time use, stent 4 is broken, and steel wire rope 11 unclamps,
Under the action of spring 10, cylinder 6 and sucker 12 are moved to 2 direction of retaining-plate, are supported retaining-plate 2 with sucker 12, in order to avoid
Retaining-plate 2 falls down, and cylinder 6, when being moved to the direction of retaining-plate 2, piston 7 is relatively moved with cylinder 6, by sucker
Air in 12 siphons away, and forms negative pressure, increases the fastening force of sucker 12 and retaining-plate 2, retaining-plate 2 is avoided to drop, at the same time,
First electric waveguide plate 15 and the second electric waveguide plate 16 contact, and by connecting external power supply, alarm 13 sends the sound, and worker is reminded to carry out
Repair, and warn other people Keep off, occur to prevent peril, indicator light 14 is shinny, is illuminated to maintenance personal's repair.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that in the case where not departing from the principle of the utility model and spirit can these embodiments be carried out with a variety of variations, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of railway tunnel supporting construction of improved structure, including ground floor (3), the ground floor (3) is equipped with tunnel sheet
Body (1), the inner wall of tunnel body (1) are connected with retaining-plate (2), and side wall of the retaining-plate (2) away from tunnel body (1) passes through several
A stent (4) is connected with ground floor (3), it is characterised in that：One end of sleeve (5) is fixedly connected on the ground floor (3), is covered
Cylinder (5) is arranged at intervals with stent (4), and the other end sliding plug of sleeve (5) has cylinder (6), and cylinder (6) is located at sleeve (5) outside
One end through connection have sucker (12), one section of lateral wall that the cylinder (6) is located in sleeve (5) is fixedly connected with sliding bar
(17) one end, the other end of sliding bar (17) are slidably connected with the bar-shaped trough opened up on sleeve (5) madial wall, the cylinder
(6) inner wall slidably connects piston (7), and the one end of piston (7) away from sucker (12) is connected with one end of piston rod (8), living
The other end of stopper rod (8) is slided through the lower end of cylinder (6) and is connected with the inner bottom wall of sleeve (5), the outside of the cylinder (6)
Wall lower end is connected by spring (10) with the madial wall of sleeve (5), and the lower end of cylinder (6) is fixedly connected with steel wire rope (11)
One end, the other end of steel wire rope (11) are connected around fixed pulley (9) and through the side wall of sleeve (5) with stent (4), fixed pulley
(9) inner wall with sleeve (5) is connected.
2. a kind of railway tunnel supporting construction of improved structure according to claim 1, it is characterised in that：The sucker
(12) lateral wall is equipped with alarm (13) and indicator light (14), and the upper end of the sliding bar (17) is connected with the first electric waveguide plate
(15), the inner roof wall of the sleeve (5) is connected with the second electric waveguide plate (16) corresponding with the first electric waveguide plate (15), and described first
Electric waveguide plate (15), the second electric waveguide plate (16), alarm (13), indicator light (14), external power supply and power switch are connected by conducting wire
It connects and collectively constitutes a series circuit.
3. a kind of railway tunnel supporting construction of improved structure according to claim 1, it is characterised in that：The fixed pulley
(9) and the number of spring (10) is two, and symmetrical on piston rod (8).
4. a kind of railway tunnel supporting construction of improved structure according to claim 1, it is characterised in that：The stent
(4) number is at least three, and is distributed in angularly arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721338085.XU CN207420585U (en) | 2017-10-18 | 2017-10-18 | A kind of railway tunnel supporting construction of improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721338085.XU CN207420585U (en) | 2017-10-18 | 2017-10-18 | A kind of railway tunnel supporting construction of improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207420585U true CN207420585U (en) | 2018-05-29 |
Family
ID=62311612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721338085.XU Expired - Fee Related CN207420585U (en) | 2017-10-18 | 2017-10-18 | A kind of railway tunnel supporting construction of improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207420585U (en) |
-
2017
- 2017-10-18 CN CN201721338085.XU patent/CN207420585U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20181018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |