CN216406832U - Tunnel engineering excavation construction rack - Google Patents
Tunnel engineering excavation construction rack Download PDFInfo
- Publication number
- CN216406832U CN216406832U CN202120932428.5U CN202120932428U CN216406832U CN 216406832 U CN216406832 U CN 216406832U CN 202120932428 U CN202120932428 U CN 202120932428U CN 216406832 U CN216406832 U CN 216406832U
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- China
- Prior art keywords
- construction
- frame
- bottom plate
- driving gear
- fixedly connected
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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.)
- Expired - Fee Related
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- 238000010276 construction Methods 0.000 title claims abstract description 62
- 238000009412 basement excavation Methods 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000005641 tunneling Effects 0.000 claims description 8
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field related to engineering equipment, and particularly relates to a tunnel engineering excavation construction rack, which comprises: a base plate; the two n-shaped frames are symmetrically arranged and fixed on the upper surface of the bottom plate; the first ends of the two lead screws are rotatably connected with the bottom plate, the second ends of the two lead screws respectively penetrate through the horizontal part of one frame and are rotatably connected with the frame, and the second end of each lead screw is also fixedly connected with a driven gear which is horizontally arranged; the two rotating motors are respectively and fixedly arranged on the horizontal part of one frame, the output shaft of each rotating motor is fixedly connected with a driving gear, and each driving gear is meshed with a driven gear on the same side of the driving gear; each internal thread rod is in threaded connection with one lead screw; the two ends of the construction platform which is horizontally arranged are fixedly connected with an internal thread rod respectively. The tunnel engineering excavation construction rack provided by the utility model can flexibly adjust the height of the construction platform, so that the construction of workers is more convenient and efficient.
Description
Technical Field
The utility model belongs to the technical field of engineering equipment correlation, and particularly relates to a tunnel engineering excavation construction rack.
Background
In the process of excavating the tunnel, workers are required to stand on the construction rack for operation. Present construction rack, through fixed multilayer construction platform that sets up, make the workman carry out the construction to each part of tunnel between each layer platform from top to bottom, this kind of construction rack, because of set up the unable platform that removes of multilayer, so must leave great space between the rack and stand for the workman, this place a bit of tunnel construction department just causes, no matter the workman stands on which layer rack all can't carry out comparatively convenient construction to this place, make the lower and construction risk of efficiency of construction higher.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a tunnel engineering excavation construction rack.
The utility model provides a tunnel engineering excavation construction rack, which comprises:
a base plate;
the two n-shaped frames are symmetrically arranged and fixed on the upper surface of the bottom plate;
the first ends of the two lead screws are rotatably connected with the bottom plate, the second ends of the two lead screws respectively penetrate through the horizontal part of one frame and are rotatably connected with the frame, and the second end of each lead screw is also fixedly connected with a driven gear which is horizontally arranged;
the two rotating motors are respectively and fixedly arranged on the horizontal part of one frame, the output shaft of each rotating motor is fixedly connected with a driving gear, and each driving gear is meshed with a driven gear on the same side of the driving gear;
each internal thread rod is in threaded connection with one lead screw;
the two ends of the construction platform which is horizontally arranged are fixedly connected with an internal thread rod respectively.
Preferably, four corners of the construction platform are respectively sleeved on a vertical part of the frame and can slide up and down.
Preferably, two opposite edges below the bottom plate are respectively provided with universal wheels, and the universal wheels are also provided with brake pieces.
Preferably, a controller is further arranged, and the two rotating motors are electrically connected with the controller and controlled to be switched by the controller.
Preferably, a protective net is arranged at the edge of the construction platform.
Preferably, the side of the protective net is open, and the opening is hinged with a door.
Preferably, the door is provided with a bolt.
Preferably, a folding ladder is hinged at the side edge of the bottom plate below the door.
Compared with the prior art, the utility model has the following beneficial effects:
(1) according to the tunnel engineering excavation construction rack provided by the utility model, the construction platform capable of moving up and down enables workers to have proper positions to construct all parts of a tunnel construction position, so that the construction efficiency is improved while the construction safety and convenience are ensured.
(2) According to the tunnel engineering excavation construction rack provided by the utility model, the universal wheels arranged below the bottom plate can improve the mobility of the rack, so that the rack is convenient to transfer.
(3) According to the tunnel engineering excavation construction rack provided by the utility model, the ladder hinged at the side edge of the bottom plate and the door arranged on the protective net can facilitate a worker to get on and off the construction platform, and the ladder can be pulled up after the worker gets on the construction platform, so that the rack is convenient to transfer while the floor area is reduced.
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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front cross-sectional view of a tunneling excavation construction rack provided by the present invention;
fig. 2 is a side sectional view of the excavation construction rack for tunnel engineering provided by the utility model.
Description of reference numerals:
1-frame, 2-universal wheel, 3-construction platform, 4-rotating motor, 5-driving gear, 6-driven gear, 7-screw rod, 8-internal threaded rod, 9-bottom plate, 10-protective net, 11-door, 12-door bolt and 13-ladder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
The present embodiment provides a tunnel engineering excavation construction rack, as shown in fig. 1-2, which includes:
the universal wheels 2 are respectively arranged at two opposite edges below the bottom plate 9, and the universal wheels 2 are also provided with braking pieces;
the two n-shaped frames 1 are symmetrically arranged and fixed on the upper surface of the bottom plate 9 and are fixedly connected;
the first ends of the two lead screws 7 are rotatably connected with the bottom plate 9, the second ends of the two lead screws 7 respectively penetrate through the horizontal part of one frame 1 and are rotatably connected with the frame 1, and the second end of each lead screw 7 is also fixedly connected with a driven gear 6 which is horizontally arranged;
two rotating motors 4 which are respectively and fixedly arranged on the horizontal part of one frame 1, wherein the output shaft of each rotating motor 4 is fixedly connected with a driving gear 5, and each driving gear 5 is meshed with a driven gear 6 on the same side of the driving gear;
the two rotating motors 4 are electrically connected with the controller and are controlled to be switched by the controller;
two inner threaded rods 8, each inner threaded rod 8 is in threaded connection with a lead screw 7;
the construction platform 3 that sets up horizontally, its both ends respectively with an interior threaded rod 8 fixed connection, its four angles overlap respectively and establish on a vertical portion of frame 1, and can slide from top to bottom.
The side of the protective net (10) is open, and the opening is hinged with a door (11).
The tunnel excavation construction rack that this embodiment provided, its theory of operation is as follows:
during construction, firstly, the rack is moved to a construction site, the rotating motor 4 is turned on to drive the driving gear 5 to rotate, the driving gear 5 drives the driven gear 6 to rotate, the driven gear 6 drives the screw rod 7 to rotate, the screw rod 7 drives the inner threaded rod 8 to move downwards, the construction platform 3 fixedly connected with the inner threaded rod 8 is driven by the inner threaded rod 8 to move downwards, the rotating motor 4 is turned off after the construction platform 3 moves to a height where a worker can ascend, the construction platform 3 stops moving, the rotating motor 4 is turned on after the worker ascends the construction platform 3 to rotate in a direction opposite to the previous direction, the worker can be driven by the construction platform 3 to ascend, and the rotating motor 4 is turned off after the worker ascends to the construction site, so that the construction platform 3 is kept still; and then, the rotating direction and the switch of the rotating motor 4 are controlled according to the requirement.
In a further embodiment of the present embodiment, a protective net 10 is arranged at the edge of the construction platform, the protective net 10 is provided with an opening, a door 11 is hinged at the opening, and a gate valve 12 is arranged on the door 11. The protection net 10 can prevent a worker from falling carelessly when the worker is in construction at a higher position, meanwhile, the door 11 on the protection net 10 can facilitate the worker to go up and down the construction platform 3, and the gate valve 12 on the door 11 can be closed after the worker gets on the construction platform 3, so that the protection performance of the protection net 10 is not affected.
In a further embodiment of this embodiment, a ladder 13 is hinged to the side edge of the floor 9 at a position corresponding to the door 11. Ladder 13 can be convenient for the workman about construction platform 3, and ladder 13 is articulated with bottom plate 9, when needs move the rack, only needs to pull up ladder 13, can remove the rack, has promoted the convenience that the rack removed.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a tunnel engineering excavation construction rack which characterized in that includes:
a base plate (9);
the two n-shaped frames (1) are symmetrically arranged and fixed on the upper surface of the bottom plate (9);
the first ends of the two lead screws (7) are rotatably connected with the bottom plate (9), the second ends of the two lead screws (7) respectively penetrate through the horizontal part of one frame (1) and are rotatably connected with the frame (1), and the second end of each lead screw (7) is also fixedly connected with a horizontally arranged driven gear (6);
the two rotating motors (4) are respectively and fixedly arranged on the horizontal part of one frame (1), the output shaft of each rotating motor (4) is fixedly connected with a driving gear (5), and each driving gear (5) is meshed with the driven gear (6) on the same side of the driving gear;
the two inner threaded rods (8), each inner threaded rod (8) is in threaded connection with one lead screw (7) respectively;
and two ends of the construction platform (3) which is horizontally arranged are respectively and fixedly connected with one inner threaded rod (8).
2. The tunneling construction bench of claim 1, wherein four corners of the construction platform (3) are respectively sleeved on a vertical part of the frame (1) and can slide up and down.
3. The tunneling construction rack according to claim 1, wherein universal wheels (2) are respectively arranged at two opposite edges below the bottom plate (9), and the universal wheels (2) are further provided with braking pieces.
4. A tunneling construction bench according to claim 1, characterized in that a controller is provided, and both of the rotating motors (4) are electrically connected with the controller and receive the controller control switch.
5. A tunneling construction bench according to claim 1, characterized in that a protective net (10) is arranged at the edge of the construction platform (3).
6. A tunneling construction bench according to claim 5, characterized in that the protective net (10) is open at the side, where the door (11) is hinged.
7. A tunneling construction bench according to claim 6, characterized in that the door (11) is provided with a bolt (12).
8. A tunneling construction bench according to claim 6, characterized in that a folding ladder (13) is hinged at the side edge of the bottom plate (9) under the door (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120932428.5U CN216406832U (en) | 2021-04-30 | 2021-04-30 | Tunnel engineering excavation construction rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120932428.5U CN216406832U (en) | 2021-04-30 | 2021-04-30 | Tunnel engineering excavation construction rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216406832U true CN216406832U (en) | 2022-04-29 |
Family
ID=81281992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120932428.5U Expired - Fee Related CN216406832U (en) | 2021-04-30 | 2021-04-30 | Tunnel engineering excavation construction rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216406832U (en) |
-
2021
- 2021-04-30 CN CN202120932428.5U patent/CN216406832U/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: 20220429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |