CN217421049U - Ladder vehicle device for tunnel - Google Patents
Ladder vehicle device for tunnel Download PDFInfo
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- CN217421049U CN217421049U CN202221115077.XU CN202221115077U CN217421049U CN 217421049 U CN217421049 U CN 217421049U CN 202221115077 U CN202221115077 U CN 202221115077U CN 217421049 U CN217421049 U CN 217421049U
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Abstract
The utility model discloses a ladder car device for tunnel, which comprises a car body and a brake mechanism; the lower end of the trolley body is provided with a travelling wheel which is used for travelling on the track; the brake mechanism comprises a brake rod, a brake piece, a mounting bracket and an elastic piece; the utility model discloses a brake of braking piece compress tightly the braking that realizes the automobile body in the periphery of walking wheel is pressed to the elastic component, when the automobile body need move ahead, operates the brake lever for braking piece breaks away from the contact with the walking wheel and can liberate the automobile body, realizes the free walking of automobile body, only need when needing to brake loosen the brake lever can, realized the braking along with stopping of ladder car, the practicality is good.
Description
Technical Field
The utility model relates to a tunnel construction equipment field, concretely relates to ladder car device is used in tunnel.
Background
When using the ladder car in the contact net work progress in current subway tunnel, the ladder car often need carry out the parking, and the skate that current ladder car parking adopted usually brakes and handles, and the problem that this kind of mode exists is: 1. the frequent parking leads to the need of frequently operating the iron shoes for braking, and the construction efficiency is low; 2. the operating personnel sometimes cause safety accidents because the operating personnel carelessly stop the ladder car without placing the iron shoes.
In summary, there is a need for a ladder car device for a tunnel to solve the problems of the prior art that the ladder car cannot be braked at any time and the braking is complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ladder car device for tunnel can not stop the braking and brake loaded down with trivial details problem with solving among the prior art ladder car, and concrete scheme is as follows:
a ladder car device for a tunnel comprises a car body and a brake mechanism; the lower end of the trolley body is provided with a travelling wheel which is used for travelling on the track; the brake mechanism comprises a brake rod, a brake block, a mounting bracket and an elastic piece; the brake rod is movably arranged on the vehicle body, and one end of the brake rod is provided with a brake piece; the mounting bracket is mounted on the vehicle body; the elastic piece is arranged between the brake rod and the mounting bracket and used for pressing the brake piece onto the traveling wheel to realize vehicle body braking.
According to the preferable technical scheme, the vehicle body is provided with a ladder frame; the upper end of the ladder frame is provided with a workbench; guard railings are arranged around the workbench.
Preferably, the vehicle body is provided with a traveling driving device; and the walking driving equipment is connected with the walking wheels through a transmission structure and used for driving the walking wheels to walk.
According to the preferable technical scheme, the vehicle body is provided with a hinged plate; the brake rod is hinged with the vehicle body through a hinge plate.
In the preferred technical scheme, in the axial direction of the brake rod, the distance from the hinged plate to the lower end part of the brake rod is L 1 (ii) a The distance between the hinged plate and the upper end of the brake rod is L 2 ；L 1 ：L 2 Is 1: 2-3.
Preferably, in the above technical solution, the elastic member is a spring.
Preferably, the braking mechanism further comprises an adjusting component; the adjusting component comprises a screw and a nut; the screw rod penetrates through the mounting bracket; one end of the screw rod is connected with the lower end of the brake rod, the nut is in threaded connection with the screw rod, the elastic piece is coaxially sleeved on the screw rod, and the compression amount of the elastic piece is adjusted through the nut.
Above technical scheme is preferred, the brake block shape is the arc, and the arc matches with the outer peripheral face of walking wheel.
Above technical scheme is preferred, be provided with the skid resistant course towards the walking wheel on the brake block.
Preferably, the braking mechanism further comprises a telescopic oil cylinder; two ends of the telescopic oil cylinder are respectively hinged with the brake rod and the vehicle body.
Use the technical scheme of the utility model, following beneficial effect has:
(1) the ladder car device for the tunnel comprises a car body and a brake mechanism; the lower end of the trolley body is provided with a travelling wheel which is used for travelling on the track; the brake mechanism comprises a brake rod, a brake piece, a mounting bracket and an elastic piece; the utility model discloses a brake of braking piece compresses tightly the braking that realizes the automobile body in the periphery of walking wheel is needed to move ahead at the automobile body, operates the brake lever for braking piece breaks away from the contact with the walking wheel and can liberate the automobile body, realizes the free walking of automobile body, only need loosen the brake lever when needing to brake can, realized the braking along with stopping of ladder car, the practicality is good.
(2) The utility model is provided with a ladder frame on the vehicle body, which is convenient for the working personnel to climb to the workbench for operation; still be provided with the walking drive equipment on the automobile body, through the walking of walking drive equipment drive ladder car, avoid staff's staff people hand to promote the automobile body walking, save physical power.
(3) The utility model discloses a brake lever articulates the border position at the automobile body through the articulated slab, and the space occupies for a short time, avoids influencing the workman's operation.
(4) The brake rod of the utility model adopts the lever principle, namely takes the L 1 ：L 2 Is 1:2-3, so that the brake rod is labor-saving and convenient to operate.
(5) The utility model discloses a nut screw precession or roll back, can adjust the compressive capacity of elastic component, can adjust elastic force to suitable dynamics for can also guarantee the braking effect when the laborsaving convenient of operation brake lever.
(6) The arc brake piece of the utility model can be closely attached to the periphery of the travelling wheel, and the braking effect is good; and the anti-skid layer is arranged on the arc-shaped inner arc surface, so that the braking effect is improved.
(7) The utility model discloses a set up flexible hydro-cylinder, avoid the staff to frequently operate the brake lever, can liberate the staff, avoid frequently operating the brake lever to consume physical power simultaneously.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In the drawings:
fig. 1 is a side view of a ladder car device for a tunnel according to the present embodiment;
FIG. 2 is a partial schematic view of FIG. 1;
FIG. 3 is an enlarged view of A in FIG. 2;
wherein, 1, a vehicle body; 1.1, walking wheels; 1.2, ladder frames; 1.3, a workbench; 1.4, a hinged plate; 2. a brake mechanism; 2.1, brake lever; 2.2, a brake block; 2.3, mounting a bracket; 2.4, an elastic piece; 2.5, adjusting the component; 2.51, screw; 2.52, nut.
Detailed Description
Embodiments of the invention will be described in detail hereinafter with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
The embodiment is as follows:
a ladder car device for tunnel comprises a car body 1 and a brake mechanism 2; the lower end of the vehicle body 1 is provided with four travelling wheels 1.1, and the travelling wheels 1.1 are used for travelling on the track; the braking mechanism 2 is arranged on the vehicle body 1 and used for braking the traveling wheels 1.1, as shown in fig. 1 to 3, specifically as follows:
as shown in fig. 1, a ladder frame 1.2 is arranged at the upper end of the vehicle body 1, a workbench 1.3 is arranged at the upper end of the ladder frame 1.2, the ladder frame 1.2 is convenient for a worker to climb to the workbench 1.3 for operation, and guard rails are arranged around the workbench 1.3 to protect the construction safety of the worker.
The trolley is characterized in that a walking driving device (not shown) is further arranged on the trolley body 1, the walking driving device refers to a rotary output part such as an existing diesel engine or a rotary motor, the output end of the walking driving device is connected with a group of walking wheels 1.1 through a transmission structure, the walking driving device can drive the walking wheels 1.1 to advance on a track, and the transmission structure refers to existing belt transmission or gear transmission.
Preferably, still be provided with orientation module (refer to current location structure) on automobile body 1, orientation module is used for fixing a position the operation position of automobile body 1, can in time feed back the position promptly, and the ladder car of being convenient for carries out the wrong car with other vehicles in advance, avoids influencing the current of other vehicles.
As shown in fig. 1 to 3, the brake mechanism 2 includes a brake lever 2.1, a brake pad 2.2, a mounting bracket 2.3, an elastic member 2.4 and an adjusting assembly 2.5;
as shown in fig. 2, the brake lever 2.1 is a cylindrical lever, which is hinged to the vehicle body 1 in the following manner: a hinged plate 1.4 is fixedly arranged at the edge position of the vehicle body 1; the brake rod 2.1 is hinged on the hinged plate 1.4, and the brake rod 2.1 can rotate left and right relative to the hinged plate 1.4; preferably, the distance L from the hinge plate 1.4 (in particular the hinge point on the hinge plate 1.4) to the lower end of the brake lever 2.1 in the axial direction of the brake lever 2.1 is thereby provided 1 The distance from the hinged plate 1.4 to the upper end of the brake lever 2.1 is L 2 ，L 1 ：L 2 1:2-3, this example illustrates L 1 ：L 2 Is 1: 2;
as shown in fig. 3, the brake pad 2.2 is fixedly arranged at the lower end of the brake lever 2.1, the brake pad 2.2 is arc-shaped, the arc radian of the arc is matched with the outer peripheral surface of the travelling wheel 1.1, an anti-skid layer is arranged on the inner arc surface of the brake pad 2.2, the anti-skid layer can be tightly contacted with the outer peripheral surface of the travelling wheel 1.1, and the brake pad 2.2 is tightly pressed on the outer peripheral surface of the travelling wheel 1.1 through the elastic part 2.4, so that the travelling wheel 1.1 is braked;
the mounting bracket 2.3 is fixedly mounted at the edge position of the vehicle body 1; an elastic piece 2.4 (such as a spring) is arranged between the mounting bracket 2.3 and the brake lever 2.1 (specifically, the lower end part), and the elastic piece 2.4 is used for providing elastic force for the brake piece 2.2 so that the brake piece 2.2 is pressed on the outer peripheral surface of the traveling wheel 1.1;
as shown in fig. 3, the adjusting assembly 2.5 is used for adjusting the compression amount of the elastic member 2.4, so as to adjust the braking force, specifically: the adjusting assembly 2.5 comprises a screw 2.51 and a nut 2.52; the screw rod 2.51 horizontally penetrates through the mounting bracket 2.3, the screw rod 2.51 can horizontally slide left and right relative to the mounting bracket 2.3, and the right end of the screw rod 2.51 is connected (can be hinged or fixedly connected) with the lower end part of the brake rod 2.1; the elastic piece 2.4 is coaxially sleeved on the periphery of the screw rod 2.51, the left end of the elastic piece 2.4 abuts against the mounting bracket 2.3, the right end abuts against the lower end of the brake rod 2.1, force is applied to the lower end of the brake rod 2.1 through the elastic piece 2.4, and then the brake piece 2.2 abuts against the travelling wheel 1.1; the nut 2.52 is in threaded connection with the left end of the screw rod 2.51, and the nut 2.52 is located on the outer side of the mounting bracket 2.3. It should be noted that, the left side of the mounting bracket 2.3 is provided with a matching hole, the screw rod 2.51 is horizontally arranged to penetrate through the matching hole, and a certain gap (e.g. 2-8mm) is left between the outer periphery of the screw rod 2.51 and the matching hole, so as to meet the requirement that the brake rod 2.1 can rotate left and right.
The working principle of the adjusting assembly 2.5 is as follows: when the elastic piece 2.4 needs to be compressed, the nut 2.52 is screwed in, the nut 2.52 abuts against the left side of the mounting bracket 2.3, and along with the screwing of the nut 2.52, the lower end of the brake rod 2.1 is close to the nut 2.52, so that the elastic piece 2.4 is compressed; when the elastic part 2.4 needs to be released, the nut 2.52 retracts, the lower end of the brake rod 2.1 gradually moves away from the nut 2.52 under the action of the elastic part 2.4, and the elastic part 2.4 is released.
Preferably, the brake mechanism 2 further includes a telescopic cylinder (not shown), two ends of the telescopic cylinder are respectively hinged to the upper end portions of the car body 1 and the brake rod 2.1, and the telescopic cylinder is used for driving the brake rod 2.1 to rotate, so as to prevent a human hand from operating the brake rod 2.1.
The working principle of the ladder car device for the tunnel of the embodiment is as follows:
in the braking state: the elastic piece 2.4 applies pressure to the brake block 2.2 and presses the brake block 2.2 on the peripheral surface of the traveling wheel 1.1, so that the vehicle body 1 cannot travel;
in a free state: when the hand or the telescopic oil cylinder releases force, the brake piece 2.2 is pressed on the walking wheel 1.1 under the action of the elastic piece 2.4, so that the effect of braking along with stopping is achieved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A ladder car device for a tunnel is characterized by comprising a car body (1) and a brake mechanism (2);
the lower end of the vehicle body (1) is provided with a travelling wheel (1.1), and the travelling wheel (1.1) is used for travelling on a track;
the brake mechanism (2) comprises a brake rod (2.1), a brake piece (2.2), a mounting bracket (2.3) and an elastic piece (2.4);
the brake rod (2.1) is movably arranged on the vehicle body (1), and one end of the brake rod (2.1) is provided with a brake piece (2.2); the mounting bracket (2.3) is mounted on the vehicle body (1); the elastic piece (2.4) is arranged between the brake rod (2.1) and the mounting bracket (2.3), and the elastic piece (2.4) is used for pressing the brake piece (2.2) onto the travelling wheel (1.1) to realize the braking of the vehicle body (1).
2. The ladder car device for tunnels according to claim 1, characterized in that a ladder rack (1.2) is provided on the car body (1); the upper end of the ladder frame (1.2) is provided with a workbench (1.3); guard railings are arranged around the workbench (1.3).
3. The ladder vehicle device for tunnels according to claim 1 or 2, characterized in that a walking driving device is provided on the vehicle body (1); the walking driving equipment is connected with the walking wheels (1.1) through a transmission structure and used for driving the walking wheels (1.1) to walk.
4. Ladder vehicle arrangement for tunnels according to claim 1, characterized in that the vehicle body (1) is provided with hinged flaps (1.4); the brake rod (2.1) is hinged with the vehicle body (1) through a hinge plate (1.4).
5. Ladder car device for tunnels according to claim 4, characterized in that the distance L from the hinge plate (1.4) to the lower end of the brake lever (2.1) in the axial direction of the brake lever (2.1) is such that 1 (ii) a The distance from the hinged plate (1.4) to the upper end of the brake rod (2.1) is L 2 ；L 1 ：L 2 Is 1: 2-3.
6. Ladder device for tunnels as claimed in claim 1, characterized in that the elastic element (2.4) is a spring.
7. Ladder vehicle arrangement for tunnels according to claim 6, characterized in that the braking mechanism (2) further comprises an adjustment assembly (2.5); the adjusting component (2.5) comprises a screw rod (2.51) and a nut (2.52); the screw (2.51) penetrates through the mounting bracket (2.3); one end of the screw rod (2.51) is connected with the lower end of the brake rod (2.1), the nut (2.52) is in threaded connection with the screw rod (2.51), the elastic piece (2.4) is coaxially sleeved on the screw rod (2.51), and the compression amount of the elastic piece (2.4) is adjusted through the nut (2.52).
8. Ladder vehicle device for tunnels according to claim 1, characterized in that the brake pads (2.2) are arc-shaped, which match the outer circumference of the road wheels (1.1).
9. Ladder vehicle arrangement for tunnels according to claim 8, characterized in that the brake pads (2.2) are provided with an anti-slip layer towards the road wheels (1.1).
10. The ladder car device for tunnels according to claim 1, wherein the brake mechanism (2) further comprises a telescopic cylinder; two ends of the telescopic oil cylinder are respectively hinged with the brake rod (2.1) and the vehicle body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221115077.XU CN217421049U (en) | 2022-05-10 | 2022-05-10 | Ladder vehicle device for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221115077.XU CN217421049U (en) | 2022-05-10 | 2022-05-10 | Ladder vehicle device for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217421049U true CN217421049U (en) | 2022-09-13 |
Family
ID=83187011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221115077.XU Active CN217421049U (en) | 2022-05-10 | 2022-05-10 | Ladder vehicle device for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217421049U (en) |
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2022
- 2022-05-10 CN CN202221115077.XU patent/CN217421049U/en active Active
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| GR01 | Patent grant | ||
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Address after: 9th Floor, New Zhoubang Science and Technology Building, No. 9 Changye Road, Liulian Community, Pingshan Street, Pingshan District, Shenzhen, Guangdong, 518118 Patentee after: CHINA CONSTRUCTION FIFTH ENGINEERING INSTALLATION Co.,Ltd. Address before: 410004 No. 158 Zhongyi Road, Yuhua District, Changsha, Hunan Patentee before: CHINA CONSTRUCTION FIFTH ENGINEERING INSTALLATION Co.,Ltd. |