CN212609381U

CN212609381U - Tunnel lining rapid detection vehicle

Info

Publication number: CN212609381U
Application number: CN202020539123.3U
Authority: CN
Inventors: 张森; 任志华; 文竞舟; 杨绪祥; 吴兴孝; 陈发本; 蔡一超
Original assignee: Yunnan Highway Science and Technology Research Institute
Current assignee: Yunnan Highway Science and Technology Research Institute
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-02-26
Anticipated expiration: 2030-04-13

Abstract

For overcoming current tunnel lining short-term test lining detects the problem that the car has the flexibility poor, detection efficiency is low, the utility model provides a tunnel lining short-term test detects car, including automobile body, first lift platform, second lift platform, roating seat and flexible arm, first lift platform with the roating seat all set up in on the automobile body, flexible arm level sets up, the one end of flexible arm is connected on the roating seat, the other end top of flexible arm is provided with second lift platform, the roating seat can come and go to rotate between first state and second state. The utility model provides a tunnel lining short-term test car can realize that three measuring lines of tunnel lining hunch portion detect simultaneously to lift the device through radar antenna and replace artifical lifting detection antenna, effectively improve the efficiency and the convenience that tunnel lining quality detected, liberated the labour.

Description

Tunnel lining rapid detection vehicle

Technical Field

The utility model belongs to the technical field of the engineering vehicle, concretely relates to tunnel lining short-term test car.

Background

When a tunnel is built or a tunnel about to pass through a vehicle is built, the lining quality of the tunnel must be detected according to relevant regulations of a transportation department so as to ensure that the tunnel can be safely operated after the vehicle passes through. According to the relevant specifications and requirements, the tunnel lining arch requires 3 survey lines to be tested. In the field actual detection, a working platform is welded on a loader generally, then a radar antenna is lifted on the platform by three workers generally, the radar antenna is tightly attached to the surface of a concrete lining in the whole detection process, the detection of one line measurement part of the lining is finished, the detection is carried out on the arch part of the lining for three times according to the specification, and the detection of three lines of the arch part of the tunnel lining is finished.

The existing vehicle for detecting the tunnel lining is only capable of detecting a measuring line of a tunnel lining arch part at a time when the tunnel lining is detected, and radar antenna equipment still depends on manual lifting.

SUMMERY OF THE UTILITY MODEL

There is the flexibility poor to current tunnel lining short-term test car, and detection efficiency is low, problem that the cost of labor is high, the utility model provides a tunnel lining short-term test car.

The utility model provides an above-mentioned technical problem adopted technical scheme as follows:

the embodiment of the utility model provides a tunnel lining short-term test car, including automobile body, first lift platform, second lift platform, roating seat and flexible arm, first lift platform with the roating seat all sets up on the automobile body, flexible arm level sets up, the one end of flexible arm is connected on the roating seat, the other end top of flexible arm is provided with the second lift platform, the roating seat can reciprocate between first state and second state and rotate, when the roating seat rotates to first state, flexible arm extends along the length direction of automobile body, flexible arm is located within the coverage of automobile body; when the rotating seat rotates to the second state, the telescopic arm extends along the width direction of the vehicle body, and the telescopic arm extends out of the coverage range of the vehicle body.

Optionally, the number of the second lifting platforms is two, and correspondingly, the number of the rotating seats and the number of the telescopic arms are 2, the 2 rotating seats are respectively located at two sides of the first lifting platform, and when the 2 rotating seats are all located at the first state, the 2 telescopic arms are parallel to each other; when 2 the roating seat all is located the second state, 2 the telescopic arm extends along opposite direction.

Optionally, the first lifting platform comprises a hydraulic cylinder, a lifting frame and a first operation platform, the bottom of the lifting frame is connected to the vehicle body, the top of the lifting frame is connected to the bottom of the first operation platform, and the hydraulic cylinder is used for driving the lifting frame to contract or expand so as to drive the first operation platform to descend or ascend.

Optionally, the second lifting platform comprises a hydraulic mechanism, a mast type lifting frame and a second operation platform, the bottom of the mast type lifting frame is connected to the telescopic arm, the top of the mast type lifting frame is connected to the bottom of the second operation platform, and the hydraulic mechanism is used for driving the mast type lifting frame to contract or expand, so as to drive the second operation platform to descend or ascend.

Optionally, first work platform with all be provided with radar antenna lifting device in the second work platform, radar antenna lifting device includes sleeve, spring, bracing piece, bulb, check out test set bracket and many balance springs, the spring is located inside the sleeve, the bracing piece bottom insert in the sleeve and connect the spring, the bulb set up in the bracing piece top, the check out test set bracket is located on the bulb, it is a plurality of balance spring encircles and is arranged in the periphery of bracing piece, the one end of balance spring is connected the bottom outer fringe of check out test set bracket, the other end of balance spring is connected the bracing piece.

Optionally, a carriage is arranged at the top of the vehicle body, and the first lifting platform, the second lifting platform, the rotating seat and the telescopic arm are all located in the carriage.

Optionally, a switch window for exposing the first lifting platform is arranged at the top of the carriage, and a side sliding door for exposing the telescopic arm and the second lifting platform is arranged on the side wall of the carriage.

Optionally, a plurality of balancing weights are arranged on the vehicle body, and the balancing weights are symmetrically arranged by taking the central axis of the vehicle body as a symmetry axis.

Optionally, a plurality of hydraulic stabilizers are arranged at the chassis position of the vehicle body.

Optionally, a transfer case, a front transmission shaft, a rear transmission shaft, a plurality of front wheels and a plurality of rear wheels are arranged at the bottom of the vehicle body, the front transmission shaft is used for driving the plurality of front wheels to rotate, the rear transmission shaft is used for driving the plurality of rear wheels to rotate, and the transfer case is located between the front transmission shaft and the rear transmission shaft.

According to the tunnel lining rapid detection vehicle provided by the utility model, the convenience of tunnel lining rapid detection can be effectively improved, when the operations such as tunnel top overhaul or detection are carried out, the tunnel lining rapid detection vehicle can be driven to the bottom of an operation place, and workers can be conveyed to a specified height for overhaul or other engineering operations through the rising of the first lifting platform; the tunnel lining rapid detection vehicle is characterized in that one end of a telescopic arm is arranged on a rotary seat, a second lifting platform is arranged at the other end of the telescopic arm, when tunnel top or side wall lining detection operation is carried out, the telescopic arm can be rotated out of the coverage range of a vehicle body through the rotary seat, and workers are conveyed to a specified height to carry out lining detection through the ascending of the second lifting platform; after the operation is accomplished, the second lift platform is accommodated to the automobile body through the shrink of flexible arm and the rotation of roating seat on, can effectively reduce occupation space, promotes the transportation convenience.

Drawings

Fig. 1 is a schematic structural view of a tunnel lining rapid inspection vehicle according to an embodiment of the present invention;

fig. 2 is a schematic side view of a tunnel lining rapid inspection vehicle according to an embodiment of the present invention;

fig. 3 is a rear view of a telescopic arm of the tunnel lining rapid inspection vehicle according to an embodiment of the present invention in a contracted state;

fig. 4 is a rear view of the tunnel lining rapid inspection vehicle according to an embodiment of the present invention in an expanded state;

fig. 5 is a rear view of an operating state of the tunnel lining rapid inspection vehicle according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a first lifting platform of the tunnel lining rapid inspection vehicle according to an embodiment of the present invention;

fig. 7 is a side view of a first lifting platform of the tunnel lining rapid inspection vehicle according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a detection device of the tunnel lining rapid detection vehicle provided by an embodiment of the present invention.

The reference numbers in the drawings of the specification are as follows:

1. a vehicle body; 11. a front wheel; 12. a rear wheel; 2. a carriage; 21. opening and closing the window; 22. a side sliding door; 3. a first lifting platform; 31. a first work platform; 32. a lifting frame; 33. a hydraulic cylinder; 4. a rotating base; 5. a telescopic arm; 6. a second lifting platform; 7. a balancing weight; 8. a hydraulic stabilizer; 9. a transfer case; 10. a radar antenna lifting device; 101. detecting a device carrier; 102. a balance spring; 103. a ball head; 104. a support bar; 105. a sleeve; 106. a spring.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, an embodiment of the present invention provides a tunnel lining rapid detection vehicle, including a vehicle body 1, a first lifting platform 3, a second lifting platform 6, a rotating base 4 and a telescopic arm 5, where the first lifting platform 3 and the rotating base 4 are both disposed on the vehicle body 1, the telescopic arm 5 is horizontally disposed, one end of the telescopic arm 5 is connected to the rotating base 4, the second lifting platform 6 is disposed on the top of the other end of the telescopic arm 5, the rotating base 4 can rotate back and forth between a first state and a second state, when the rotating base 4 rotates to the first state, the telescopic arm 5 extends along the length direction of the vehicle body 1, and the telescopic arm 5 is located within the coverage range of the vehicle body 1; when the rotating seat 4 rotates to the second state, the telescopic arm 5 extends along the width direction of the vehicle body 1, and the telescopic arm 5 extends out of the coverage range of the vehicle body 1.

When the tunnel top is overhauled or detected and other operations are carried out, the tunnel lining rapid detection vehicle can be driven to the bottom of an operation place, and workers are conveyed to a specified height to carry out overhauling or other engineering operations through the ascending of the first lifting platform 3; the tunnel lining rapid detection vehicle is characterized in that one end of a telescopic arm 5 is arranged on a rotary seat 4, and a second lifting platform 6 is arranged at the other end of the telescopic arm 5, so that when tunnel top or side wall lining detection and other operations are carried out, the telescopic arm 5 can be rotated out of the coverage range of the vehicle body 1 through the rotary seat 4, and then workers are conveyed to a specified height to carry out lining detection through the ascending of the second lifting platform 6; after the operation is accomplished, the second lifting platform 6 is accommodated to the automobile body 1 through the contraction of the telescopic arm 5 and the rotation of the rotary seat 4, so that the occupied space can be effectively reduced, and the transportation convenience is improved.

As shown in fig. 3 to 5, in an embodiment, the number of the second lifting platform 6 is two, correspondingly, the number of the rotating seats 4 and the number of the telescopic arms 5 are 2, 2 rotating seats 4 are respectively located at two sides of the first lifting platform 3, and when 2 rotating seats 4 are all located at the first state, 2 telescopic arms 5 are parallel to each other; when 2 said swivel blocks 4 are in the second state, 2 said telescopic arms 5 extend in opposite directions.

2 second lift platform 6 set up the symmetry set up in when carrying out tunnel lining and examining fast first lift platform 3's both sides, can operate the tunnel both sides simultaneously, in addition, carrying out one side during second lift platform 6 operates, can with the opposite side second lift platform 6 stretches out simultaneously, guarantees the atress balance of automobile body 1 both sides, avoids automobile body 1 because the uneven problem of turning on one's side that leads to of atress.

As shown in fig. 6 and 7, in an embodiment, the first lifting platform 3 includes a hydraulic cylinder 33, a lifting frame 32 and a first work platform 31, the bottom of the lifting frame 32 is connected to the vehicle body 1, the top of the lifting frame 32 is connected to the bottom of the first work platform 31, and the first hydraulic cylinder 33 is used for driving the lifting frame 32 to contract or expand, so as to drive the first work platform 31 to descend or ascend.

Specifically, the lifting frame 32 is a connecting rod telescopic frame, two ends of the hydraulic cylinder 33 are respectively connected with the upper part and the lower part of the connecting rod telescopic frame, and after the hydraulic cylinder 33 extends, the lifting frame 32 ascends; after the hydraulic cylinder 33 is shortened, the lifting frame 32 descends; specifically, the number of the hydraulic cylinders 33 is plural, and the hydraulic cylinders 33 are all arranged on the lifting frame 32.

In one embodiment, the second lifting platform 6 comprises a hydraulic mechanism, a mast crane and a second working platform, the bottom of the mast crane is connected to the telescopic arm 5, the top of the mast crane is connected to the bottom of the second working platform, and the hydraulic mechanism is used for driving the mast crane to contract or expand, so as to drive the second working platform to descend or ascend.

It should be noted that, in other embodiments, the first lifting platform 3 and the second lifting platform 6 can also adopt other existing lifting platform structures, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

As shown in fig. 8, each of the first work platform and the second work platform is provided with a radar antenna supporting device 10, the radar antenna supporting device 10 includes a sleeve 105, a spring 106, a support rod 104, a ball 103, a detection device bracket 101, and a plurality of balance springs 102, the spring 106 is located inside the sleeve 105, the bottom of the support rod 104 is inserted into the sleeve 105 and connected to the spring 106, the ball 103 is located at the top of the support rod 104, the detection device bracket 101 is located on the ball 103, the balance springs 102 are arranged around the periphery of the support rod 104, one end of the balance spring 102 is connected to the outer edge of the bottom of the detection device bracket 101, and the other end of the balance spring 102 is connected to the support rod 104.

When the radar antenna lifting device is used for detection, the detection of the tunnel lining quality can be finished only by controlling the height and the angle of the detection equipment bracket 101 by 1 person, and the operation difficulty is reduced.

In one embodiment, the rotary seat 4 is fixed on the integrated bottom plate by 15M 16 high-strength (8.8-grade) bolts, the top surface of the rotary seat is fixedly provided with the telescopic arm 5 by 15M 16 high-strength (8.8-grade) bolts, the diameters of the fixing surfaces of the telescopic arm are 920mm and 800mm respectively, and the radial and axial jumping gaps are 0.06-0.2 mm.

In one embodiment, the telescopic arm 5 is formed by three square steel pipes which are nested with each other, and a flange type sliding block support is used for supporting the telescopic arm. The sliding block bracket is made of polytetrafluoroethylene materials with pressure resistance, good wear resistance and low sliding coefficient, the materials have good self-lubricating property, and the sliding coefficient of the materials is not more than 0.1 after lubricating grease is applied. The relative movement among the three tubes is completed by a rope arrangement mechanism consisting of pulleys and steel wire ropes. The mechanism has the advantages of compact and simple structure, convenient adjustment, easy replacement of the pulley and convenient maintenance.

It should be noted that, in other embodiments, the telescopic arm 5 may adopt other existing telescopic structures.

As shown in fig. 1, in an embodiment, a carriage 2 is disposed on the top of the vehicle body 1, and the first lifting platform 3, the second lifting platform 6, the rotating base 4 and the telescopic arm 5 are all located in the carriage 2.

The carriage 2 is used for accommodating the first lifting platform 3, the second lifting platform 6, the rotating seat 4 and the telescopic arm 5, and a control room is further arranged in the carriage 2.

In an embodiment, the top of the car 2 is provided with an opening and closing window 21 for exposing the first lifting platform 3, and the side wall of the car 2 is provided with a side sliding door 22 for exposing the telescopic arm 5 and the second lifting platform 6.

The switch window 21 is located at the top of the first lifting platform 3, the side sliding door 22 is located at the side of the telescopic arm 5, and the switch window 21 and the side sliding door 22 can be closed in the transportation process, so that other devices in the carriage 2 are prevented from being corroded by rainwater and dust, the cleaning of the internal environment of the carriage 2 is ensured, and meanwhile, when the lining in a tunnel is quickly detected, the switch window 21 and the side sliding door 22 can be opened, so that the first lifting platform 3 and the second lifting platform 6 are exposed conveniently.

In an embodiment, the vehicle body 1 is provided with a plurality of balancing weights 7, and the balancing weights 7 are symmetrically arranged with the central axis of the vehicle body 1 as a symmetry axis.

It is a plurality of balancing weight 7 is used for stabilizing automobile body 1, guarantees first lift platform 3 with second lift platform 6 stability when high altitude avoids carrying out the automobile body and turns on one's side.

In one embodiment, the chassis of the vehicle body 1 is provided with a plurality of hydraulic stabilizers 8.

When tunnel lining short-term test is carried out, the rear suspension frame steel plate spring of the vehicle body 1 is not stressed by supporting through the hydraulic stabilizer 8, so that the first lifting platform 3 and the second lifting platform 6 are more stable.

In one embodiment, the bottom of the vehicle body 1 is provided with a transfer case 9, a front transmission shaft for driving the front wheels 11 to rotate, a rear transmission shaft for driving the rear wheels 12 to rotate, a plurality of front wheels 11 and a plurality of rear wheels 12, wherein the transfer case 9 is located between the front transmission shaft and the rear transmission shaft.

The transfer case 9 consists of a gear box, a plunger pump, a hydraulic motor and a clutch controlled by two cylinders, the transfer case 9 has the function of realizing low-speed running of the vehicle during operation, the running speed of the vehicle controlled by the transfer case is 0-5Km/h, and the speed of the vehicle is controlled by a driver.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A tunnel lining rapid detection vehicle is characterized by comprising a vehicle body, a first lifting platform, a second lifting platform, a rotating seat and a telescopic arm, wherein the first lifting platform and the rotating seat are arranged on the vehicle body; when the rotating seat rotates to the second state, the telescopic arm extends along the width direction of the vehicle body, and the telescopic arm extends out of the coverage range of the vehicle body.

2. The tunnel lining rapid detection vehicle according to claim 1, wherein the number of the second lifting platform is two, correspondingly, the number of the rotating seats and the number of the telescopic arms are 2, 2 rotating seats are respectively located on two sides of the first lifting platform, and when 2 rotating seats are located in a first state, 2 telescopic arms are parallel to each other; when 2 the roating seat all is located the second state, 2 the telescopic arm extends along opposite direction.

3. The tunnel lining rapid detection vehicle of claim 1, wherein the first lifting platform comprises a hydraulic cylinder, a lifting frame and a first working platform, the bottom of the lifting frame is connected to the vehicle body, the top of the lifting frame is connected to the bottom of the first working platform, and the hydraulic cylinder is used for driving the lifting frame to contract or expand so as to drive the first working platform to descend or ascend.

4. The tunnel lining rapid detection vehicle of claim 3, wherein the second lifting platform comprises a hydraulic mechanism, a mast crane and a second working platform, the bottom of the mast crane is connected to the telescopic arm, the top of the mast crane is connected to the bottom of the second working platform, and the hydraulic mechanism is used for driving the mast crane to contract or expand, so as to drive the second working platform to descend or ascend.

5. The tunnel lining rapid detection vehicle according to claim 4, wherein a radar antenna lifting device is arranged in each of the first working platform and the second working platform, the radar antenna lifting device comprises a sleeve, a spring, a support rod, a ball head, a detection equipment bracket and a plurality of balance springs, the spring is arranged in the sleeve, the bottom of the support rod is inserted into the sleeve and connected with the spring, the ball head is arranged at the top of the support rod, the detection equipment bracket is arranged on the ball head, the balance springs are arranged around the periphery of the support rod, one end of each balance spring is connected with the outer edge of the bottom of the detection equipment bracket, and the other end of each balance spring is connected with the support rod.

6. The tunnel lining rapid detection vehicle of claim 1, wherein a compartment is arranged on the top of the vehicle body, and the first lifting platform, the second lifting platform, the rotating seat and the telescopic arm are all positioned in the compartment.

7. The tunnel lining rapid detection vehicle of claim 6, wherein a switch window for exposing the first lifting platform is arranged at the top of the carriage, and a side sliding door for exposing the telescopic arm and the second lifting platform is arranged on the side wall of the carriage.

8. The tunnel lining rapid detection vehicle of claim 1, wherein a plurality of balancing weights are arranged on the vehicle body, and the balancing weights are symmetrically arranged with a central axis of the vehicle body as a symmetry axis.

9. The tunnel lining rapid detection vehicle of claim 1, wherein a chassis position of the vehicle body is provided with a plurality of hydraulic stabilizers.

10. The tunnel lining rapid detection vehicle of claim 1, wherein a transfer case, a front transmission shaft, a rear transmission shaft, a plurality of front wheels and a plurality of rear wheels are arranged at the bottom of the vehicle body, the front transmission shaft is used for driving the plurality of front wheels to rotate, the rear transmission shaft is used for driving the plurality of rear wheels to rotate, and the transfer case is positioned between the front transmission shaft and the rear transmission shaft.