CN216518038U

CN216518038U - Tunnel whitewashing device

Info

Publication number: CN216518038U
Application number: CN202122405305.9U
Authority: CN
Inventors: 张雷; 刘小飞; 史玉强; 陈腾; 王琛; 王久兴; 陈有冲; 华鑫
Original assignee: Qingdao Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Current assignee: Qingdao Engineering Co Ltd of China Railway No 10 Engineering Group Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-05-13
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to a tunnel guniting device, which has the technical scheme that the tunnel guniting device comprises a vehicle body and a guniting assembly arranged on the vehicle body; the guniting assembly comprises a horizontally arranged turntable, the turntable is rotatably connected with the vehicle body around the axis of the turntable, a bottom adjusting arm is arranged on the turntable, the lower end of the bottom adjusting arm is hinged with the turntable around the horizontal axis, an end executing arm is arranged at the end part of the bottom adjusting arm, and the end executing arm is hinged with the bottom adjusting arm around the horizontal axis; a primary driver for adjusting the inclination angle of the bottom adjusting arm is arranged on the turntable, and a secondary driver for adjusting the angle of the end executing arm is arranged on the bottom adjusting arm; a nozzle is fixed at the end part of the end part execution arm, a feeding pipe is communicated with the nozzle, and a raw material box communicated with the feeding pipe is arranged on the vehicle body; according to the utility model, the slurry spraying position and angle can be conveniently and rapidly adjusted through the rotation of the turntable and the swinging of the bottom adjusting arm and the end executing arm.

Description

Tunnel whitewashing device

Technical Field

The utility model relates to the technical field of tunnel construction devices, in particular to a tunnel guniting device.

Background

A tunnel is a building constructed underground or underwater or in a mountain, with railways or roads for motor vehicles to pass through. The tunnel can be divided into three categories of mountain tunnels, underwater tunnels and urban tunnels according to the positions of the tunnels. When tunnel engineering is constructed, after the operation of punching holes is completed, mortar and waterproof materials need to be sprayed on the wall of the hole, and the interior of the tunnel has good flatness and waterproof performance.

The existing tunnel guniting device can refer to a Chinese utility model patent publication with an authorization bulletin number of CN214005450U, and discloses a guniting device for constructing a highway bridge tunnel, which comprises a movable box and a slide way, wherein both sides of the bottom of the movable box are fixedly connected with walking wheels, one side of the bottom of an inner cavity of the movable box is movably connected with a rotating rod, the other end of the rotating rod is fixedly connected with a supporting plate, the middle part of the other end of the supporting plate is fixedly connected with another rotating rod, the other end of the rotating rod is movably connected with the other side of the inner cavity of the movable box, one side of the top of the supporting plate is fixedly connected with a motor, the tail end of an output shaft of the motor is fixedly connected with a gear, the other side of the top of the supporting plate is fixedly connected with a connecting pipe, the top end of the connecting pipe is movably connected with the bottom of a guniting device body, and the top end of the guniting device body extends to the upper part of the movable box, and one side fixedly connected with shower nozzle of whitewashing device body top, the outer lane fixedly connected with ring gear of whitewashing device body bottom, the gear meshes with the ring gear mutually, the equal swing joint in front side and the rear side of removal case has the fly leaf, the rear side the bottom of fly leaf is equipped with the elongated slot, and swing joint has defeated thick liquid pipe in the inner chamber of elongated slot, the one end of defeated thick liquid pipe extends to the outside of fly leaf, the other end of defeated thick liquid pipe and the bottom of connecting pipe are fixed connection mutually, the effect both sides on removal case top all fixedly connected with handle.

When the guniting device is used for guniting operation, the angle of the spray head can not be flexibly changed, the guniting device needs to be adjusted by the assistance of an operator, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tunnel guniting device which can conveniently and quickly adjust the guniting position and angle through the rotation of a turntable and the swinging of a bottom adjusting arm and an end executing arm.

The technical purpose of the utility model is realized by the following technical scheme: a tunnel guniting device comprises a vehicle body and a guniting assembly arranged on the vehicle body; the guniting assembly comprises a horizontally arranged turntable, the turntable is rotatably connected with the vehicle body around the axis of the turntable, a bottom adjusting arm is arranged on the turntable, the lower end of the bottom adjusting arm is hinged with the turntable around the horizontal axis, an end executing arm is arranged at the end part of the bottom adjusting arm, and the end executing arm is hinged with the bottom adjusting arm around the horizontal axis; the turntable is provided with a primary driver for adjusting the inclination angle of the bottom adjusting arm, and the bottom adjusting arm is provided with a secondary driver for adjusting the angle of the end actuating arm; the end part of the end part execution arm is fixed with a nozzle, the nozzle is communicated with a feeding pipe, and the vehicle body is provided with a raw material box communicated with the feeding pipe.

According to the technical scheme, the orientation of the nozzle in the horizontal direction is adjusted through the circumferential rotation of the turntable; the bottom adjusting arm is driven to rotate around a hinged shaft of the bottom adjusting arm by the primary driving component; second grade driver drive tip execution arm rotates around its articulated shaft, and then through tip execution arm and bottom control arm's collaborative work, adjusts the height and the orientation angle of shower nozzle, and then the tunnel whitewashing device can be according to the operation condition, convenient and fast adjusts whitewashing position and angle when carrying out the whitewashing operation.

Preferably, the primary driver comprises a primary hydraulic cylinder, a cylinder body of the primary hydraulic cylinder is hinged to the rotary table, and a piston rod of the primary hydraulic cylinder is hinged to the bottom adjusting arm.

Through above-mentioned technical scheme, support the bottom regulating arm through setting up the second grade pneumatic cylinder to the piston rod through the one-level pneumatic cylinder is flexible, and drive bottom regulating arm swings, stable in structure, and the drive is high-efficient.

Preferably, the secondary driver comprises a secondary hydraulic cylinder, a cylinder body of the secondary hydraulic cylinder is hinged with the bottom adjusting arm, and a piston rod of the secondary hydraulic cylinder is hinged with the end executing arm.

Through above-mentioned technical scheme, support tip execution arm through setting up the second grade pneumatic cylinder to piston rod through the second grade pneumatic cylinder is flexible, and drive tip execution arm swings, stable in structure, and the drive is high-efficient.

Preferably, the upper part of the bottom adjusting arm and the upper part of the end executing arm are respectively fixed with a positioning ring; the feeding pipe sequentially penetrates through the positioning rings.

Through above-mentioned technical scheme, through set up the holding ring on bottom regulating arm and tip execution arm, through passing the material loading pipe from the holding ring, and then utilize the holding ring to carry on spacingly to the material loading pipe, and then when the tunnel whitewashing device is carrying out the whitewashing operation, the material loading pipe is cleaner and tidier.

Preferably, the vehicle body is provided with a rotation driving assembly, and the rotation driving assembly comprises a driving gear, a driven gear and a driving motor; the driving gear is meshed with the driven gear, the driven gear is coaxially arranged with the turntable and fixedly connected with the turntable, and the driving gear is rotationally connected with the vehicle body; the body of the driving motor is fixedly connected with the vehicle body, and an output shaft of the driving motor is coaxially arranged with the driving gear and fixedly connected with the driving gear.

Through above-mentioned technical scheme, drive the driving gear through driving motor and rotate, and then utilize driving gear and driven gear's meshing relation, drive the carousel and rotate to can be high-efficient convenient the carousel rotate the drive.

Preferably, a stirring assembly is arranged in the raw material tank, and the stirring assembly comprises a stirring shaft vertically arranged and a plurality of stirring rods fixed on the circumferential wall of the stirring shaft.

Through above-mentioned technical scheme, through set up the stirring subassembly in raw material tank, and then rotate through adding the drive (mixing) shaft, and then utilize the puddler to stir the material of adding in the raw material tank to it is more even to make the raw materials mix in the raw material tank of adding.

Preferably, the bottom of the vehicle body is provided with a crawler running gear.

Through above-mentioned technical scheme, support and the travel drive through setting up crawler travel unit to the automobile body, and then the tunnel whitewashing device can be nimble walk flexible operation in the complex environment ground of tunnel operation.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic structural view of a tunnel guniting device.

Fig. 2 is a schematic structural diagram of a guniting assembly.

Fig. 3 is a schematic view of the retaining ring.

FIG. 4 is a schematic view showing the internal structure of the raw material tank.

Wherein, 1, a vehicle body; 2. a crawler traveling device; 3. a turntable; 31. a bottom adjustment arm; 32. an end effector arm; 33. a first-stage hydraulic cylinder; 34. a secondary hydraulic cylinder; 35. a positioning ring; 4. a nozzle; 41. feeding pipes; 5. a raw material tank; 51. a hopper; 52. a bucket cover; 6. a rotation drive assembly; 61. a driving gear; 62. a driven gear; 63. a drive motor; 7. a stirring assembly; 71. a stirring shaft; 72. a stirring rod; 73. a pulley; 74. a transmission belt; 75. a stirring motor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b):

a tunnel guniting device, referring to fig. 1, comprises a vehicle body 1 and a guniting assembly arranged on the vehicle body 1; the bottom of the vehicle body 1 is provided with a crawler belt walking device 2. The crawler belt 2 is a common metal crawler belt 2, and the structure thereof will not be described in detail. The vehicle body 1 is supported and driven to travel by the crawler traveling device 2, and then travels in a place where the tunnel is uneven.

Referring to fig. 1 and 2, the guniting assembly comprises a horizontally arranged turntable 3, and the turntable 3 is rotatably connected with the vehicle body 1 around the axis of the turntable. The turntable 3 is provided with a bottom adjusting arm 31, the lower end of the bottom adjusting arm 31 is hinged with the turntable 3 around a horizontal axis, the end part of the bottom adjusting arm 31 is provided with an end part executing arm 32, and the end part executing arm 32 is hinged with the bottom adjusting arm 31 around the horizontal axis. The end of the end effector arm 32 is fixed with a nozzle 4 for spraying grout. The nozzle 4 is communicated with a feeding pipe 41, and the vehicle body 1 is provided with a raw material box 5 communicated with the feeding pipe 41. The nozzle 4 is a pneumatic pressure nozzle and is provided with high-pressure air flow by an air pump. The material tank 5 is used for placing guniting material such as concrete slurry. The raw material in the raw material tank 5 is pumped to the nozzle 4 through the feeding pipe 41 by the hydraulic pump, and then is sprayed out from the nozzle 4 under the action of the nozzle 4.

Referring to fig. 1 and 2, a primary driver for adjusting the inclination angle of the bottom adjustment arm 31 is disposed on the turntable 3, and a secondary driver for adjusting the angle of the end effector arm 32 is disposed on the bottom adjustment arm 31; the primary driver comprises a primary hydraulic cylinder 33, a cylinder body of the primary hydraulic cylinder 33 is hinged with the rotary table 3, and a piston rod of the primary hydraulic cylinder 33 is hinged with the bottom adjusting arm 31. The secondary driver comprises a secondary hydraulic cylinder 34, the cylinder body of the secondary hydraulic cylinder 34 is hinged with the bottom adjusting arm 31, and the piston rod of the secondary hydraulic cylinder 34 is hinged with the end executing arm 32. The nozzle 4 is fixed on the end part execution arm 32, and then the piston rod of the primary hydraulic cylinder 33 stretches out and draws back, and the primary adjustment is carried out on the position of the nozzle 4, and the piston rod of the secondary hydraulic cylinder 34 stretches out and draws back, and the secondary adjustment is carried out on the position of the nozzle 4, and then the rotation of the rotary table 3 is matched, so that the position angle of the nozzle 4 can be adjusted more flexibly and conveniently.

Referring to fig. 1 and 2, a vehicle body 1 is provided with a rotation drive assembly 6. The rotary drive assembly 6 includes a driving gear 61, a driven gear 62, and a driving motor 63. The driving gear 61 and the driven gear 62 are meshed with each other, the driven gear 62 is coaxially arranged with the turntable 3 and fixedly connected, and the driving gear 61 is rotatably connected with the vehicle body 1. The body of the driving motor 63 is fixedly connected with the vehicle body 1, and the output shaft of the driving motor 63 is coaxially arranged and fixedly connected with the driving gear 61. Drive driving gear 61 through driving motor 63 and rotate, and then utilize driving gear 61 and driven gear 62's meshing relation, drive carousel 3 and rotate to can be high-efficient convenient counter rotating carousel 3 rotates the drive.

Referring to fig. 1 and 3, a positioning ring 35 is fixed to an upper portion of the bottom regulating arm 31 and an upper portion of the end actuating arm 32, respectively; the feed pipe 41 passes through each of the positioning rings 35 in sequence. Carry on spacingly through holding ring 35 to material loading pipe 41, and then when the guniting operation is being carried out at tunnel whitewashing device, material loading pipe 41 can be more orderly, and difficult other objects with the operation place take place to interfere.

Referring to fig. 1 and 4, the raw material tank 5 is provided with a feed port, a hopper 51 is provided at the feed port, and a hopper cover 52 for closing an opening of the hopper 51 is provided at an upper portion of the hopper 51. The raw material box 5 is internally provided with a stirring assembly 7, and the stirring assembly 7 comprises a stirring shaft 71 which is vertically arranged and a plurality of stirring rods 72 which are fixed on the peripheral wall of the stirring shaft 71. The stirring motor 75 is arranged on the vehicle body 1, the body of the stirring motor 75 is fixedly connected with the vehicle body 1, belt wheels 73 are respectively fixed on the output shaft of the stirring motor 75 and the stirring shaft 71, and a transmission belt 74 is sleeved between the two belt wheels 73. The stirring shaft 71 is driven by the stirring motor 75 to rotate, and then raw materials in the raw material box 5 are stirred by the stirring rod 72 on the stirring shaft 71, so that the raw materials are mixed more uniformly, and better spraying quality can be formed.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims

1. A tunnel guniting device comprises a vehicle body (1) and a guniting assembly arranged on the vehicle body (1); the method is characterized in that: the guniting assembly comprises a horizontally arranged rotary table (3), the rotary table (3) is rotatably connected with the vehicle body (1) around the axis of the rotary table, a bottom adjusting arm (31) is arranged on the rotary table (3), the lower end of the bottom adjusting arm (31) is hinged with the rotary table (3) around the horizontal axis, an end part executing arm (32) is arranged at the end part of the bottom adjusting arm (31), and the end part executing arm (32) is hinged with the bottom adjusting arm (31) around the horizontal axis; a primary driver used for adjusting the inclination angle of the bottom adjusting arm (31) is arranged on the rotary table (3), and a secondary driver used for adjusting the angle of the end executing arm (32) is arranged on the bottom adjusting arm (31); the end part of the end part execution arm (32) is fixed with a nozzle (4), the nozzle (4) is communicated with a feeding pipe (41), and a raw material box (5) communicated with the feeding pipe (41) is arranged on the vehicle body (1).

2. The tunnel guniting device according to claim 1, wherein: the primary driver comprises a primary hydraulic cylinder (33), the cylinder body of the primary hydraulic cylinder (33) is hinged to the rotary table (3), and the piston rod of the primary hydraulic cylinder (33) is hinged to the bottom adjusting arm (31).

3. The tunnel guniting device according to claim 1, wherein: the secondary driver comprises a secondary hydraulic cylinder (34), the cylinder body of the secondary hydraulic cylinder (34) is hinged with the bottom adjusting arm (31), and the piston rod of the secondary hydraulic cylinder (34) is hinged with the end executing arm (32).

4. The tunnel guniting device according to claim 3, wherein: the upper part of the bottom adjusting arm (31) and the upper part of the end executing arm (32) are respectively fixed with a positioning ring (35); the feeding pipe (41) sequentially penetrates through the positioning rings (35).

5. The tunnel guniting device according to claim 1, wherein: a rotary driving assembly (6) is arranged on the vehicle body (1), and the rotary driving assembly (6) comprises a driving gear (61), a driven gear (62) and a driving motor (63); the driving gear (61) and the driven gear (62) are meshed with each other, the driven gear (62) and the rotary disc (3) are coaxially arranged and fixedly connected, and the driving gear (61) is rotationally connected with the vehicle body (1); the body of the driving motor (63) is fixedly connected with the vehicle body (1), and the output shaft of the driving motor (63) is coaxially arranged with the driving gear (61) and fixedly connected with the driving gear.

6. The tunnel guniting device according to claim 1, wherein: a stirring assembly (7) is arranged in the raw material box (5), and the stirring assembly (7) comprises a stirring shaft (71) which is vertically arranged and a plurality of stirring rods (72) which are fixed on the peripheral wall of the stirring shaft (71); the stirring shaft (71) is rotationally connected with the raw material box (5) around the axis of the stirring shaft.

7. The tunnel guniting device according to claim 1, wherein: the crawler traveling device (2) is arranged at the bottom of the vehicle body (1).