CN208416584U - A kind of roads and tunnels construction safety support frame - Google Patents
A kind of roads and tunnels construction safety support frame Download PDFInfo
- Publication number
- CN208416584U CN208416584U CN201820423839.XU CN201820423839U CN208416584U CN 208416584 U CN208416584 U CN 208416584U CN 201820423839 U CN201820423839 U CN 201820423839U CN 208416584 U CN208416584 U CN 208416584U
- Authority
- CN
- China
- Prior art keywords
- fixed plate
- support frame
- roads
- construction safety
- lead screw
- Prior art date
- 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.)
- Expired - Fee Related
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to tunneling technique field, more specifically a kind of roads and tunnels construction safety support frame, the first fixed plate, the second fixed plate and third fixed plate are fixedly connected in the bottom of mounting rack.Push-tight head is fixedly connected on the outer end of catch bar, and the inner end of catch bar passes through the first fixed plate and the second fixed plate.There are two nuts for installation on lead screw, and the both ends of lead screw are flexibly connected with the first fixed plate and third fixed plate respectively, and the inner end of lead screw is connected with the output shaft of motor, and motor is mounted on the inner wall of third fixed plate.It is connected between nut and catch bar by attachment base.The upper end of electric wire, which is connected to the motor, to be connect, and the lower end of electric wire is connected with forward-reverse switch.Supporting beam is located at the top of mounting rack, and the bottom end of jack is connected on mounting rack, and the top of jack output shaft is connected with supporting beam.The roads and tunnels construction safety support frame will not land, and will not stop being normally carried out for constructing tunnel, while effectively avoid the generation of accident.
Description
Technical field
The utility model relates to tunneling technique fields, more specifically to a kind of roads and tunnels construction safety support frame.
Background technique
Tunnel collapses in order to prevent in the work progress of roads and tunnels, needs support of tunnel using support frame, however
For the they sup-port of existing roads and tunnels support frame on the road surface in tunnel, the presence of support rod will affect normally applying for tunnel
Work reduces constructing tunnel speed, while shifting support rod onto when accidentally, can bring peril.
Summary of the invention
The utility model mainly solving the technical problems that: a kind of roads and tunnels construction safety support frame, the road are provided
Safety for tunnel engineering support frame will not land, and will not stop being normally carried out for constructing tunnel, while effectively avoid the hair of accident
It is raw.
In order to solve the above technical problems, the utility model relates to tunneling technique field, more specifically a kind of road tunnel
Road construction safety support frame, including mounting rack, the first fixed plate, the second fixed plate, third fixed plate, push-tight head, catch bar, spiral shell
Mother, attachment base, lead screw, motor, electric wire, forward-reverse switch, jack and supporting beam.
First fixed plate, the second fixed plate and third fixed plate are fixedly connected in the bottom of mounting rack.Push-tight head is fixed
It is connected to the outer end of catch bar, the inner end of catch bar passes through the first fixed plate and the second fixed plate.
There are two nuts, the both ends of lead screw to be flexibly connected respectively with the first fixed plate and third fixed plate for installation on lead screw,
And the inner end of lead screw is connected with the output shaft of motor, and motor is mounted on the inner wall of third fixed plate.Nut and catch bar
Between be connected by attachment base.
The upper end of electric wire, which is connected to the motor, to be connect, and the lower end of electric wire is connected with forward-reverse switch.
Supporting beam is located at the top of mounting rack, and the bottom end of jack is connected on mounting rack, the top of jack output shaft
It is connected with supporting beam.
As advanced optimizing for the technical program, described in a kind of roads and tunnels construction safety support frame of the utility model
First fixed plate, the second fixed plate and third fixed plate it is each there are two, and the first fixed plate is located at the outside of the second fixed plate,
Second fixed plate is located at the outside of third fixed plate, and the first fixed plate, the second fixed plate and third fixed plate are symmetrically arranged in
The left and right sides of mounting rack.
As advanced optimizing for the technical program, described in a kind of roads and tunnels construction safety support frame of the utility model
Jack has multiple.
As advanced optimizing for the technical program, described in a kind of roads and tunnels construction safety support frame of the utility model
There are two lead screws.
A kind of roads and tunnels construction safety support frame of the utility model has the beneficial effect that
A kind of roads and tunnels construction safety support frame of the utility model, the roads and tunnels construction safety support frame will not
Ground will not stop being normally carried out for constructing tunnel, while effectively avoid the generation of accident.
Detailed description of the invention
The utility model is described in more detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of roads and tunnels construction safety support frame of the utility model.
Fig. 2 is a kind of structural schematic diagram of the roads and tunnels construction safety support frame of the utility model in other direction.
Fig. 3 is the partial enlarged view of I part in Fig. 2.
In figure: mounting rack 1, the first fixed plate 2, the second fixed plate 3, third fixed plate 4, push-tight head 5, catch bar 6, nut
7, attachment base 8, lead screw 9, motor 10, electric wire 11, forward-reverse switch 12, jack 13, supporting beam 14.
Specific embodiment
Illustrate present embodiment below with reference to Fig. 1-3, the utility model relates to tunneling technique fields, more specifically one
Kind roads and tunnels construction safety support frame, comprising: mounting rack 1, the second fixed plate 3, third fixed plate 4, pushes away first fixed plate 2
Tight head 5, catch bar 6, nut 7, attachment base 8, lead screw 9, motor 10, electric wire 11, forward-reverse switch 12, jack 13 and support
Beam 14.
The bottom for being connected to mounting rack 1 is welded and fixed in first fixed plate 2, the second fixed plate 3 and third fixed plate 4.It pushes away
The outer end for being connected to catch bar 6 is welded and fixed in tight head 5, and the inner end of catch bar 6 passes through the first fixed plate 2 and the second fixed plate 3.
There are two nut 7, the both ends of lead screw 9 are movable with the first fixed plate 2 and third fixed plate 4 respectively for installation on lead screw 9
Connection, and the inner end of lead screw 9 is connected with the output shaft of motor 10, and motor 10 is mounted on the inner wall of third fixed plate 4.Spiral shell
It is welded and connected between mother 7 and catch bar 6 by attachment base 8.
The upper end of electric wire 11 is connected with motor 10, and the lower end of electric wire 11 is connected with forward-reverse switch 12, positive and negative to turn on
It closes 12 and control motor 10 is subjected to positive and negative rotation campaign.
Supporting beam 14 is located at the top of mounting rack 1, and the bottom end of jack 13 is connected on mounting rack 1, and jack 13 exports
The top of axis is connected with supporting beam 14.
There are two first fixed plate 2, the second fixed plate 3 and the third fixed plate 4 is each, and the first fixed plate 2
In the outside of the second fixed plate 3, the second fixed plate 3 is located at the outside of third fixed plate 4, the first fixed plate 2, the second fixed plate 3
The left and right sides of mounting rack 1 is symmetrically set with third fixed plate 4.
The jack 13 has multiple.
There are two the lead screws 9.
The utility model a kind of working principle and application method of roads and tunnels construction safety support frame:
When using the road safety for tunnel engineering support frame, roads and tunnels construction safety support frame is sling using loop wheel machine, is allowed
Roads and tunnels construction safety support frame is at the middle height in tunnel, jack 13 and supporting beam 14 is allowed upward, by just
Reversal switch 12 controls motor 10 and carries out forward rotating movements, and motor 10, which rotates forward, drives lead screw 9 to rotate forward, to match with lead screw 9
The nut 7 of conjunction is displaced outwardly, and is displaced outwardly the catch bar being connected with nut 76, and catch bar 6 pushes push-tight head 5
It is installed on the two sides inner wall in tunnel, to be mounted on roads and tunnels construction safety support frame is stable and firm in tunnel
Portion is risen by lifting jack 13, is finally risen supporting beam 14 and is in contact with the inner surface in tunnel, thus by completing to tunnel
The support in road will not land since roads and tunnels construction safety support frame does not have supporting leg, will not stop constructing tunnel it is normal into
Row, while effectively avoiding the generation of accident.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (4)
1. a kind of roads and tunnels construction safety support frame, including mounting rack (1), the first fixed plate (2), the second fixed plate (3),
Three fixed plates (4), push-tight head (5), catch bar (6), nut (7), attachment base (8), lead screw (9), motor (10), electric wire (11),
Forward-reverse switch (12), jack (13) and supporting beam (14), it is characterised in that: the first fixed plate (2), the second fixed plate (3)
It is fixedly connected with third fixed plate (4) in the bottom of mounting rack (1);Push-tight head (5) is fixedly connected on the outer of catch bar (6)
The inner end at end, catch bar (6) passes through the first fixed plate (2) and the second fixed plate (3);
Installation is there are two nut (7) on lead screw (9), the both ends of lead screw (9) respectively with the first fixed plate (2) and third fixed plate
(4) it is flexibly connected, and the inner end of lead screw (9) is connected with the output shaft of motor (10), motor (10) is mounted on third and fixes
On the inner wall of plate (4);It is connected between nut (7) and catch bar (6) by attachment base (8);
The upper end of electric wire (11) is connected with motor (10), and the lower end of electric wire (11) is connected with forward-reverse switch (12);
Supporting beam (14) is located at the top of mounting rack (1), and the bottom end of jack (13) is connected on mounting rack (1), jack
(13) top of output shaft is connected with supporting beam (14).
2. a kind of roads and tunnels construction safety support frame according to claim 1, it is characterised in that: described first is fixed
There are two plate (2), the second fixed plate (3) and third fixed plate (4) are each, and the first fixed plate (2) is located at the second fixed plate (3)
Outside, the second fixed plate (3) is located at the outside of third fixed plate (4), the first fixed plate (2), the second fixed plate (3) and third
Fixed plate (4) is symmetrically arranged in the left and right sides of mounting rack (1).
3. a kind of roads and tunnels construction safety support frame according to claim 1, it is characterised in that: the jack
(13) have multiple.
4. a kind of roads and tunnels construction safety support frame according to claim 1, it is characterised in that: the lead screw (9)
There are two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820423839.XU CN208416584U (en) | 2018-03-28 | 2018-03-28 | A kind of roads and tunnels construction safety support frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820423839.XU CN208416584U (en) | 2018-03-28 | 2018-03-28 | A kind of roads and tunnels construction safety support frame |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208416584U true CN208416584U (en) | 2019-01-22 |
Family
ID=65118939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820423839.XU Expired - Fee Related CN208416584U (en) | 2018-03-28 | 2018-03-28 | A kind of roads and tunnels construction safety support frame |
Country Status (1)
Country | Link |
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CN (1) | CN208416584U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110067576A (en) * | 2019-05-05 | 2019-07-30 | 李帅 | A kind of extruded swelling rock road tunnel suspension device |
CN110307023A (en) * | 2019-06-28 | 2019-10-08 | 周建辉 | A kind of type protective device easy to use for constructing tunnel |
CN112647982A (en) * | 2020-12-24 | 2021-04-13 | 重庆北永建设工程有限公司 | Tunnel bearing structure is used in civil air defense engineering tunnel construction |
-
2018
- 2018-03-28 CN CN201820423839.XU patent/CN208416584U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110067576A (en) * | 2019-05-05 | 2019-07-30 | 李帅 | A kind of extruded swelling rock road tunnel suspension device |
CN110067576B (en) * | 2019-05-05 | 2021-10-01 | 厦门鹭恒达建筑工程有限公司 | Extrusion expansion rock highway tunnel supporting device |
CN110307023A (en) * | 2019-06-28 | 2019-10-08 | 周建辉 | A kind of type protective device easy to use for constructing tunnel |
CN112647982A (en) * | 2020-12-24 | 2021-04-13 | 重庆北永建设工程有限公司 | Tunnel bearing structure is used in civil air defense engineering tunnel construction |
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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: 20190122 Termination date: 20210328 |
|
CF01 | Termination of patent right due to non-payment of annual fee |