CN214997669U - Climbing type tunnel multi-step excavation rack - Google Patents
Climbing type tunnel multi-step excavation rack Download PDFInfo
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- CN214997669U CN214997669U CN202021973441.7U CN202021973441U CN214997669U CN 214997669 U CN214997669 U CN 214997669U CN 202021973441 U CN202021973441 U CN 202021973441U CN 214997669 U CN214997669 U CN 214997669U
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Abstract
A climbing type tunnel multi-step excavation rack relates to the technical field of tunnel face excavation construction by a step method, an outer frame is connected to the outer side of an inner frame in a sliding mode, two groups of folding platforms are mounted on the lower surface of the outer frame, the number of each group of folding platforms is two, telescopic platforms are mounted on the folding platforms, two climbing mechanisms are mounted on the inner frame, a pedal is fixedly connected between the telescopic ends of the two climbing mechanisms, the telescopic ends of the climbing mechanisms are connected with the outer frame, a traveling mechanism is mounted at the bottom end of the inner frame, and the outer frame is composed of a bottom beam, a cross beam, stand columns, longitudinal beams, inclined struts, locking seats and platform supports; a formula of climbing tunnel multi-step excavation rack, can satisfy the change of excavation section height and width and the demand of complicated road conditions when tunnel construction, conveniently excavate the rack and adjust the position, the height and the width of excavation rack according to the needs of work.
Description
Technical Field
The utility model belongs to the technical field of ladder method excavation tunnel face construction technique and specifically relates to a formula of climbing tunnel multiple step excavation rack is related to.
Background
The excavation rack is the professional equipment that makes things convenient for the tunnel excavation to use in the tunnel work progress, and personnel and operating means's fixed platform during tunnel excavation, traditional excavation rack is construction unit scene self-control basically, has the excavation rack to remove and needs other engineering machine to drag, and the operation degree of difficulty is big, when adopting the bench method construction, and rack height and width can't be adjusted, and shortcoming such as unable construction of many construction positions.
SUMMERY OF THE UTILITY MODEL
In order to overcome not enough among the background art, the utility model discloses a formula of climbing tunnel multi-step excavation rack, the utility model discloses can satisfy the change of excavation section height and width and the demand of complicated road conditions when tunnel construction, conveniently excavate the position, height and the width of rack to the excavation rack and adjust according to the needs of work.
In order to realize the utility model aims at, the utility model adopts the following technical scheme:
the utility model provides a formula of climbing tunnel multi-step excavation rack, includes the internal frame, sliding connection has outer frame outside the internal frame, the lower surface mounting of outer frame has two sets of folding platform, and the quantity of every folding platform of group is two, the last flexible platform of installing of folding platform, install two climbing mechanism on the internal frame, fixedly connected with pedal between two climbing mechanism's the flexible end, climbing mechanism's flexible end and outer frame attach, running gear is installed to the bottom of internal frame.
The outer frame comprises floorbar, crossbeam, stand, longeron, bracing, locking seat and platform support, the outer frame passes through locking seat and internal frame connection.
The inner frame is a portal frame and consists of a bottom beam, a cross beam upright post, a longitudinal beam, an inclined strut and a longitudinal shear shank.
The climbing mechanism comprises a lower lock pin and an upper lock pin, the lower lock pin is positioned on the inner frame and fixedly connected with the inner frame, the upper lock pin is positioned on the outer frame and fixedly connected with the outer frame, and the lower lock pin is connected with the upper lock pin through a climbing oil cylinder.
The walking mechanism comprises a hydraulic motor, the hydraulic motor is located on the bottom end of the climbing mechanism and fixedly connected with the bottom end of the climbing mechanism, and a track group is installed on the driving end of the hydraulic motor.
The telescopic platform is of a square tube welded frame structure, the upper layer of the telescopic platform is provided with an anti-skid plate, and the telescopic platform is provided with a guardrail.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
a formula of climbing tunnel multi-step excavation rack, can satisfy the change of excavation section height and width and the demand of complicated road conditions when tunnel construction, conveniently excavate the rack and adjust the position, the height and the width of excavation rack according to the needs of work.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a side view of the lowest working state of the present invention;
FIG. 3 is a schematic view of the highest working state of the present invention;
fig. 4 is a side view of the highest working state of the present invention;
FIG. 5 is a schematic view of the climbing mechanism of the present invention;
FIG. 6 is a schematic view of a portion of a climbing mechanism according to the present invention;
1. a traveling mechanism; 2. a climbing mechanism; 201. a lower lock pin; 202. a climbing oil cylinder; 203. an upper lock pin; 3. an inner frame; 4. a telescopic platform; 5. and (5) an outer frame.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
The climbing tunnel multi-step excavation bench described in conjunction with the attached figures 1-6 comprises an inner frame 3, the outer frame 5 is connected outside the inner frame 3 in a sliding way, two groups of folding platforms are arranged on the lower surface of the outer frame 5, the number of each group of folding platforms is two, a telescopic platform 4 is arranged on the folding platform, two climbing mechanisms 2 are arranged on the inner frame 3, a pedal is fixedly connected between the telescopic ends of the two climbing mechanisms 2, the telescopic end of the climbing mechanism 2 is connected with the outer frame 5, the bottom end of the inner frame 3 is provided with the walking mechanism 1, the inner frame 3 is provided with the control box, the input end of the control box is connected with the output end of an external power supply, the output end of the control box is electrically connected with the input ends of the climbing mechanism 2, the walking mechanism 1 and the telescopic platform 4, and switch buttons which are in one-to-one correspondence with the climbing mechanism 2, the walking mechanism 1 and the telescopic platform 4 are arranged in the control box.
The utility model discloses a door-type frame, including inner frame 3, girder, longeron, bracing and vertical scissor holder, inner frame 3 is door-type frame, and inner frame 3's bottom beam is I-steel welding group's concatenation and forms, and the lower extreme and the running gear 1 of bottom beam are connected, and the connected mode of bottom beam and stand is welded mode, and the stand is formed by the channel-section steel butt welding, fixedly connected with climbing mechanism 2 on the stand, and the crossbeam is I-shaped roof beam, and the crossbeam is vertical to be connected with the longeron, and the longeron is the I-shaped structure, guarantees the stability of inner frame 3, fixedly connected with scissor holder between the stand, is equipped with the bracing between stand and the crossbeam.
The climbing mechanism 2 comprises a lower lock pin 201 and an upper lock pin 203, the lower lock pin 201 is positioned on the inner frame 3 and fixedly connected, the upper lock pin 203 is positioned on the outer frame 5 and fixedly connected, and the lower lock pin 201 and the upper lock pin 203 are connected through a climbing oil cylinder 202.
The traveling mechanism 1 comprises a hydraulic motor, the hydraulic motor is located at the bottom end of the climbing mechanism 2 and is fixedly connected with the bottom end of the climbing mechanism, a crawler group is installed on the driving end of the hydraulic motor, and the crawler group is composed of a crawler frame, a driving wheel, a supporting wheel and a tensioning wheel.
The telescopic platform 4 is a square tube welded frame structure, anti-skid plates are laid on the telescopic platform 4, guardrails are arranged on the telescopic platform 4, the telescopic platform 4 is composed of a platform, a telescopic sleeve, an electric push rod and a hydraulic oil cylinder, and crawling ladders are arranged between platforms on different layers.
A formula of climbing tunnel multi-step excavation rack, when using, the staff drives the track group through hydraulic motor according to work needs, drives the excavation rack through the track group and removes, through the height of climbing hydro-cylinder 202 control outer frame 5, drives the platform through electric putter and hydraulic cylinder and stretches out and draws back, makes things convenient for the platform truck to excavate.
The invention is not described in detail in the prior art, and although the invention has been specifically shown and described in connection with the preferred embodiments, the method and the way of implementing the technical solution are numerous, and only the preferred embodiments of the invention have been described above, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims, which are within the scope of the invention.
Claims (6)
1. The utility model provides a many steps of formula of climbing tunnel excavation rack, includes internal frame (3), characterized by: outer sliding connection of inner frame (3) has outer frame (5), the lower surface mounting of outer frame (5) has two sets of folding platform, and the quantity of every folding platform of group is two, install flexible platform (4) on the folding platform, install two climbing mechanism (2) on inner frame (3), fixedly connected with pedal between the flexible end of two climbing mechanism (2), the flexible end and the outer frame (5) of climbing mechanism (2) are connected, running gear (1) are installed to the bottom of inner frame (3).
2. The climbing tunnel multi-step excavation bench according to claim 1, characterized in that: the outer frame (5) is composed of a bottom beam, a cross beam, a stand column, a longitudinal beam, an inclined strut, a locking seat and a platform support, and the outer frame (5) is connected with the inner frame (3) through the locking seat.
3. The climbing tunnel multi-step excavation bench according to claim 1, characterized in that: the inner frame (3) is a portal frame, and the inner frame (3) consists of a bottom beam, a beam upright post, a longitudinal beam, an inclined strut and a longitudinal shear shank.
4. The climbing tunnel multi-step excavation bench according to claim 1, characterized in that: the climbing mechanism (2) comprises a lower lock pin (201) and an upper lock pin (203), the lower lock pin (201) is located on the inner frame (3) and fixedly connected, the upper lock pin (203) is located on the outer frame (5) and fixedly connected, and the lower lock pin (201) is connected with the upper lock pin (203) through a climbing oil cylinder (202).
5. The climbing tunnel multi-step excavation bench according to claim 1, characterized in that: the walking mechanism (1) comprises a hydraulic motor, the hydraulic motor is located on the bottom end of the climbing mechanism (2) and is fixedly connected with the bottom end of the climbing mechanism, and a crawler belt group is installed on the driving end of the hydraulic motor.
6. The climbing tunnel multi-step excavation bench according to claim 1, characterized in that: the telescopic platform (4) is of a square tube welded frame structure, anti-skid plates are paved on the telescopic platform (4), and guardrails are arranged on the telescopic platform (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021973441.7U CN214997669U (en) | 2020-09-11 | 2020-09-11 | Climbing type tunnel multi-step excavation rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021973441.7U CN214997669U (en) | 2020-09-11 | 2020-09-11 | Climbing type tunnel multi-step excavation rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214997669U true CN214997669U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021973441.7U Active CN214997669U (en) | 2020-09-11 | 2020-09-11 | Climbing type tunnel multi-step excavation rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214997669U (en) |
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2020
- 2020-09-11 CN CN202021973441.7U patent/CN214997669U/en active Active
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