CN111877233B - Leading wall belt cleaning device - Google Patents

Abstract

The invention relates to a front wall surface cleaning device which is arranged at the head of a carrying vehicle and comprises a direction changing frame, an expansion arm and a front cleaning assembly which are sequentially connected.

Description

Leading wall belt cleaning device

Technical Field

The invention relates to the technical field of tunnel cleaning equipment, in particular to a front wall cleaning device.

Background

Tunnels are engineering structures buried in the ground and are a form of human use of underground space. With the onset of urbanization, various traffic roads are increasing and are affected by terrain and ground buildings, and tunnels are generally built. Because flue gas, the dust in the tunnel directly can't be arranged outward, the tunnel inner wall bonds the dust very easily, need regularly clean, when utilizing on-vehicle washing unit to clean, the tunnel has the place of many bendings, and no matter how high driver's technique, the tunnel wall always can produce great impact to on-vehicle washing unit, and is very big to belt cleaning device harm, especially connection position.

Disclosure of Invention

In order to solve the technical problem, the invention provides a front wall surface cleaning device.

The technical scheme of the invention is as follows: a front wall cleaning device is mounted at the head of a carrying vehicle and comprises a direction changing frame, an expansion arm and a front cleaning assembly which are sequentially connected, wherein the direction changing frame comprises a frame body with a groove structure, one side of the frame body is fixed at the head of the carrying vehicle, a lead screw and two slide bars are arranged inside the frame body, an energy accumulator is mounted at the back of the frame body, the lead screw is positioned between the two slide bars, two ends of the lead screw are supported on the side wall of the frame body through a bearing, two ends of the slide bars are fixed on the side wall of the frame body through flanges, an upper sliding sleeve and a lower sliding sleeve are respectively sleeved on the two slide bars, a sliding frame is fixedly connected to one side of the upper sliding sleeve, a nut matched with the lead screw is arranged at one side of the sliding frame, a deflection frame is hinged to the other side of the sliding frame, and the deflection frame comprises a direction changing shaft and a connecting lug plate which are fixedly connected, the bend shaft is hinged with the sliding frame, the connecting lug plate is hinged with the expansion arm, a bend connecting plate is connected below the bend shaft, the lead screw is driven by a first hydraulic motor installed on the side wall of the frame body, the upper sliding sleeve is connected with a limiting plate extending downwards, the two sides of the lower sliding sleeve are provided with concave limiting grooves, a clamping groove clamped at the limiting groove is arranged below the limiting plate, the two sides of the lower sliding sleeve are provided with hinge frames extending outwards and symmetrically arranged, the end part of each hinge frame is provided with a fixing plate, a bend oil cylinder is connected between each hinge frame and the bend connecting plate, the cylinder body of the bend oil cylinder is connected with the hinge frame, the end part of a telescopic rod of the bend oil cylinder is hinged with the bend connecting plate, a buffer oil cylinder is installed on the fixing plate, and the cylinder body of the buffer oil cylinder passes through the fixing plate and is fixedly arranged, the telescopic link and the limiting plate fixed connection of buffer cylinder, change to the hydro-cylinder with the energy storage ware intercommunication, the extension arm includes first swing arm, second swing arm, swing festival, the one end of first swing arm be connected with the articulated extension base of connection otic placode, the inside of connecting the otic placode is fixed with additional otic placode, additional otic placode with connect first support cylinder between the first swing arm, the cylinder body of first support cylinder is articulated with additional otic placode, telescopic link and first swing arm hinge, first swing arm with the swing otic placode is all connected to the relative one end of second swing arm, the swing festival stretches out the abnormal-shaped structure that has the festival board for the both ends outside, the both ends of swing festival respectively with two the swing otic placode is articulated, first swing arm, the second swing arm is connected with the festival board at swing festival both ends through extension hydro-cylinder respectively, two the cylinder body of extension hydro-cylinder is articulated with first swing arm, second swing arm respectively, two the telescopic link of extension hydro-cylinder is articulated with the festival board at swing festival both ends respectively, the tip of second swing arm articulates there is the buffer beam, the middle part of buffer beam articulates there is the bracing piece, the tip of bracing piece articulates at the second swing arm, the buffer wheel is installed to the tip of buffer beam.

Preferably, the front cleaning assembly comprises a front cleaning roller bracket and a first rotating frame, the cleaning roller is arranged in the front cleaning roller bracket, the first rotating frame is hinged with the end part of the second swinging arm, a first overturning frame is connected between the first rotating frame and the second swinging arm, the first turnover frame comprises a first arc-shaped connecting plate and a first direction-changing joint plate, the first arc-shaped connecting plate is hinged with one end of the first direction-changing joint plate opposite to the first arc-shaped connecting plate, the other ends of the first arc-shaped connecting plate and the first direction-changing joint plate are respectively hinged with the first rotating frame and the second swinging arm, a first connecting rod is arranged on the first direction-changing joint plate, a first adjusting oil cylinder is connected between the second swing arm and the first direction-changing joint plate, and the cylinder body of the first adjusting oil cylinder is hinged with the second swing arm, and the telescopic rod is hinged with the first connecting rod of the first direction-changing joint plate.

Preferably, the front cleaning roller support is connected with a first rotating shaft supported in the first rotating frame through a bearing, and a driving sprocket driven by a chain is fixed on the first rotating shaft.

Preferably, preceding cleaning roller leg joint has the first revolving axle that supports in first swivel mount inside through the bearing, be fixed with on the first revolving axle with the first flange of first axis of revolution, first swivel mount is fixed with the second flange with the first flange is endocentric, be equipped with the round hole of annular equipartition on the first flange, be equipped with annular equipartition on the second flange and with the round hole cooperation just uses bolted connection's arc slot hole.

Preferably, preceding cleaning roller support is equipped with the arc water proof cover that surrounds the cleaning roller, the back of water proof cover is fixed with the arc pole of a plurality of equipartitions, the arc pole passes preceding cleaning roller support, preceding cleaning roller support mounting has the tight top the jackscrew of arc pole.

Preferably, the end of the supporting rod is provided with a plurality of uniformly distributed hinge holes.

The invention has the beneficial effects that:

the buffer oil cylinder connected with the energy accumulator plays a role in positioning the limiting plate, and simultaneously the buffer oil cylinder can offset the impact on the limiting plate.

The second swing arm of the invention is also provided with a buffer wheel which can transmit impact to the direction-changing shaft through the expansion arm, then the direction-changing shaft rotates, (the direction-changing shaft drives the telescopic rod of one direction-changing oil cylinder to retreat and the telescopic rod of the other direction-changing oil cylinder to stretch out at the moment when the direction-changing shaft rotates, and then the direction-changing oil cylinder resets under the action of oil pressure) the direction-changing shaft drives the hinge frame to move towards one side of the direction-changing shaft rotation, the telescopic rod of one buffer oil cylinder stretches out and the telescopic rod of the other buffer oil cylinder retracts after the hinge frame moves, the limiting plate is fixed and does not move in the process, the lower sliding sleeve and the hinge frame move in the length range of the limiting groove, the buffer oil cylinder resets after the impact disappears, the hinge frame moves reversely, the direction-changing shaft also resets, wherein the oil pressure in the direction-changing oil cylinder is greater than the oil pressure in the buffer oil cylinder, the whole process is a dynamic process and can reduce the impact, simultaneously, buffer stroke is provided for the bend shaft and the hinge frame, and the destructive force of wall impact can be well reduced.

The extension arm can control the rotation under the drive of bend axle, can wash the wall of both sides simultaneously to one-way tunnel, and the extension arm still contracts and expands under the drive of extension hydro-cylinder, can avoid contracting belt cleaning device when out of work, does not influence the normal driving of carrying the car.

According to the invention, the telescopic rod of the first adjusting oil cylinder stretches out and draws back to drive the front cleaning assembly to swing through the first turnover frame, and the telescopic rod can be matched with the first rotating shaft in the front cleaning assembly to change the spatial position of the cleaning roller, so that the tunnel walls and even the ground in different shapes can be cleaned.

The cleaning roller is provided with the water-proof cover, the position of the water-proof cover can be adjusted through the arc-shaped rod, and the water-proof cover can be adjusted along with the cleaning position of the cleaning roller.

Drawings

FIG. 1 is a schematic view of a wall cleaning vehicle;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic front view of a direction-changing rack;

FIG. 4 is a left side view schematic diagram of a direction changing rack;

FIG. 5 is a schematic top view of the structure of FIG. 4;

FIG. 6 is a front view of the extension arm when deployed;

FIG. 7 is a schematic front view of the expandable arm in its retracted configuration;

FIG. 8 is a schematic top view of the expandable arm shown retracted;

FIG. 9 is an enlarged partial view taken at A in FIG. 8;

FIG. 10 is a schematic front view of the rear cleaning device;

FIG. 11 is a schematic top view of the post-cleaning device;

FIG. 12 is a front view of the first suspension arm;

FIG. 13 is a side view of the first cantilever;

FIG. 14 is a schematic view of the central flushing device in an expanded configuration;

FIG. 15 is a schematic view of the central flushing unit in a retracted configuration;

FIG. 16 is a schematic structural diagram of a second cantilever;

FIG. 17 is a schematic view of the adjustment of the rotational direction of the sprinkler tube;

in the figure: 1. the device comprises a carrying vehicle, 11. a water tank, 2. a front cleaning device, 21. a redirection frame, 21-1. a frame body, 21-11. a sliding rod, 21-12. a screw rod, 21-13. an energy accumulator, 21-2. a redirection shaft, 21-21. a redirection connecting plate, 21-3. a connecting lug plate, 21-31. an additional lug plate, 21-4. an upper sliding sleeve, 21-5. a lower sliding sleeve, 21-51. a hinged frame, 21-52. a fixing plate, 21-53. a limiting groove, 21-6. a limiting plate, 21-7. a first hydraulic motor, 21-8. a redirection oil cylinder, 21-9. a buffer oil cylinder, 22. an expansion arm, 22-1. an expansion base, 22-2. a first swing arm, 22-21. a first support oil cylinder, 22-3. a second swing arm, 22-31. a buffer rod, 22-32 parts of supporting rod, 22-33 parts of buffer wheel, 22-4 parts of swing lug plate, 22-5 parts of swing joint, 22-6 parts of expansion oil cylinder, 23 parts of front cleaning assembly, 23-1 parts of front cleaning roller bracket, 23-2 parts of first rotating frame, 23-3 parts of first flange, 23-4 parts of second flange, 23-5 parts of water-proof cover, 23-6 parts of arc rod, 24 parts of first adjusting oil cylinder, 25 parts of first arc connecting plate, 26 parts of first direction-changing joint plate, 26-1 parts of first connecting rod, 3 parts of rear cleaning device, 31 parts of rear base, 31-1 parts of rotary disc, 31-2 parts of second hydraulic motor, 32 parts of supporting arm, 32-1 parts of second supporting oil cylinder, 33 parts of supporting base, 33-1 parts of first telescopic oil cylinder, 34 parts of first sleeve, 34-1 parts of first baffle plate, 33-1 parts of first telescopic oil cylinder, 34-1 parts of first telescopic oil cylinder, 31 parts of rear cleaning device, 31-6 parts of rear base, 32-1 parts of rotary disc, and second hydraulic motor, 34-2, a rolling shaft, 35, a first telescopic arm, 35-1, a second baffle, 36, a guide sliding cover, 36-1, a fixed edge, 36-2, a second adjusting oil cylinder, 37, a second arc connecting plate, 38, a second direction changing joint plate, 38-1, a second connecting rod, 39, a rear cleaning component, 39-1, a rear cleaning roller bracket, 39-2, a second rotating frame, 39-3, a speed reducer, 39-4, a driving chain wheel, 39-5, a driven chain wheel, 4, a middle flushing device, 41, a middle base, 41-1, a rotating base, 41-2, a third hydraulic motor, 42, a rocker arm, 42-1, a first connecting base, 43, a third supporting oil cylinder, 44, a second sleeve, 44-1, a second connecting base, 44-2, a third baffle, 44-3, a second telescopic oil cylinder, a second adjusting oil cylinder, a second rotating shaft, a second rotating shaft, a second rotating, 45. The hydraulic support comprises a fourth support oil cylinder, 46, a second telescopic arm, 46-1, a fourth baffle, 46-2, a third adjusting oil cylinder, 46-3, a first gear shaft, 46-4, a second gear shaft, 47, a first swing rod, 47-1, a first water spray pipe, 48, a second swing rod, 48-1, a second water spray pipe, 49, an adjusting plate and 410, and a foundation plate.

Detailed Description

Detailed description of the invention with reference to fig. 1-17:

the invention is applied to a wall surface cleaning vehicle, as shown in figure 1, the wall surface cleaning vehicle comprises a carrying vehicle 1, a front cleaning device 2 arranged on the vehicle head, a middle flushing device 4 arranged in front of the vehicle frame and a rear cleaning device 3 arranged at the tail part of the vehicle frame are arranged on the carrying vehicle 1, the wall surface cleaning vehicle is cleaned by matching the front cleaning device and the rear cleaning device 3, the middle flushing device 4 is used for flushing with water and then is reused, dust on the wall of a tunnel can be cleaned, and the middle flushing device and the rear cleaning device can be retracted when the wall surface cleaning vehicle is in a position with an obstacle, so that the cleaning of the position is not influenced.

As shown in fig. 2-5, the invention comprises a redirection frame 21, an expansion arm 22 and a front cleaning assembly 23 which are connected in sequence, the redirection frame 21 comprises a frame body 21-1 with a groove structure, one side of the frame body 21-1 is fixed at the head of a carrying vehicle 1, a screw rod 21-12 and two slide rods 21-11 are arranged inside the frame body 21-1, an energy accumulator 21-13 is arranged at the back of the frame body 21-1, the screw rod 21-12 is positioned between the two slide rods 21-11, two ends of the screw rod 21-12 are supported on the side wall of the frame body 21-1 through bearings, two ends of the slide rod 21-11 are fixed on the side wall of the frame body 21-1 through flanges, an upper sliding sleeve 21-4 and a lower sliding sleeve 21-5 are respectively sleeved on the two slide rods 21-11, one side of the upper sliding sleeve 21-4 is fixedly connected with a sliding frame, one side of the sliding frame is provided with a nut matched with the screw rod 21-12, The other side is hinged with a deflection frame, the deflection frame comprises a redirection shaft 21-2 and a connecting lug plate 21-3 which are fixedly connected, the redirection shaft 21-2 is hinged with a sliding frame, the connecting lug plate 21-3 is hinged with an expansion arm 22, a redirection connecting plate 21-21 is connected below the redirection shaft 21-2, a screw rod 21-12 is driven by a first hydraulic motor 21-7 arranged on the side wall of a frame body 21-1, an upper sliding sleeve 21-4 is connected with a limiting plate 21-6 which extends downwards, two sides of a lower sliding sleeve 21-5 are provided with concave limiting grooves 21-53, a clamping groove clamped at the positions of the limiting grooves 21-53 is arranged below the limiting plate 21-6, two sides of the lower sliding sleeve 21-5 are provided with hinge frames 21-51 which extend outwards and are symmetrically arranged, the end parts of the hinge frames 21-51 are provided with fixing plates 21-52, the turning oil cylinder 21-8 is connected between the hinged frame 21-51 and the turning connecting plate 21-21, the cylinder body of the turning oil cylinder 21-8 is connected with the hinged frame 21-51, the end part of the telescopic rod of the turning oil cylinder 21-8 is hinged with the turning connecting plate 21-21, the buffer oil cylinder 21-9 is installed on the fixed plate 21-52, the cylinder body of the buffer oil cylinder 21-9 penetrates through the fixed plate 21-52 and is fixedly arranged, the telescopic rod of the buffer oil cylinder 21-9 is fixedly connected with the limiting plate 21-6, and the turning oil cylinder 21-8 is communicated with the energy accumulator 21-13.

Referring to fig. 6 and 7, the expansion arm 22 of the present invention includes a first swing arm 22-2, a second swing arm 22-3, and a swing joint 22-5, wherein one end of the first swing arm 22-2 is connected to an expansion base 22-1 hinged to a connecting lug 21-3, an additional lug 21-31 is fixed inside the connecting lug 21-3, a first supporting cylinder 22-21 is connected between the additional lug 21-31 and the first swing arm 22-2, a cylinder body of the first supporting cylinder 22-21 is hinged to the additional lug 21-31, a telescopic rod is hinged to the first swing arm 22-2, opposite ends of the first swing arm 22-2 and the second swing arm 22-3 are both connected to the swing lug 22-4, the swing joint 22-5 is a special-shaped structure with two ends extending outward to form a joint plate, two ends of the swing joint 22-5 are respectively hinged to the two swing lugs 22-4, the first swing arm 22-2 and the second swing arm 22-3 are respectively connected with the joint plates at two ends of the swing joint 22-5 through extension oil cylinders 22-6, the cylinder bodies of the two extension oil cylinders 22-6 are respectively hinged with the first swing arm 22-2 and the second swing arm 22-3, and the telescopic rods of the two extension oil cylinders 22-6 are respectively hinged with the joint plates at two ends of the swing joint 22-5.

Referring to fig. 2 and 9, the front cleaning assembly 23 of the present invention includes a front cleaning roller support 23-1 and a first rotating frame 23-2, a cleaning roller is mounted inside the front cleaning roller support 23-1, the first rotating frame 23-2 is hinged to an end of a second swing arm 22-3, a first roll-over frame is connected between the first rotating frame 23-2 and the second swing arm 22-3, the first roll-over frame includes a first arc-shaped connecting plate 25 and a first direction-changing joint plate 26, the first arc-shaped connecting plate 25 is hinged to an opposite end of the first direction-changing joint plate 26, the first arc-shaped connecting plate 25 and the other end of the first direction-changing joint plate 26 are hinged to the first rotating frame 23-2 and the second swing arm 22-3, a first connecting rod 26-1 is disposed on the first direction-changing joint plate 26, a first adjusting cylinder 24 is connected between the second swing arm 22-3 and the first direction-changing joint plate 26, the cylinder body of the first adjusting oil cylinder 24 is hinged to the second swing arm 22-3, the telescopic rod is hinged to a first connecting rod 26-1 of the first direction changing joint plate 26, the front cleaning roller support 23-1 is connected with a first rotating shaft which is supported inside the first rotating frame 23-2 through a bearing, a first flange 23-3 which is coaxial with the first rotating shaft is fixed on the first rotating shaft, a second flange 23-4 which is concentric with the first flange 23-3 is fixed on the first rotating frame, circular holes which are uniformly distributed in an annular mode are formed in the first flange 23-3, and arc-shaped long holes which are uniformly distributed in an annular mode, matched with the circular holes and connected through bolts are formed in the second flange 23-4.

Further, in order to automatically control the front cleaning roller holder, a driving sprocket driven by a chain is fixed to the first rotating shaft.

Referring to fig. 8, in the invention, the end part of the second swing arm 22-3 is hinged with a buffer rod 22-31, the middle part of the buffer rod 22-31 is hinged with a support rod 22-32, the end part of the support rod 22-32 is hinged with the second swing arm 22-3, the end part of the buffer rod 22-31 is provided with a buffer wheel 22-33, and the end part of the support rod 22-32 is provided with a plurality of hinge holes which are uniformly distributed; the front cleaning roller support 23-1 is provided with an arc-shaped water-proof cover 23-5 surrounding the cleaning roller, the back of the water-proof cover 23-5 is fixedly provided with a plurality of uniformly distributed arc-shaped rods 23-6, the arc-shaped rods 23-6 penetrate through the front cleaning roller support 23-1, the front cleaning roller support 23-1 is provided with a jackscrew tightly pushing the arc-shaped rods 23-6, the position of the water-proof cover can be adjusted through the arc-shaped rods, and the water-proof cover can be adjusted along with the cleaning position of the cleaning roller.

The invention is arranged at the head of a carrying vehicle 1 and is most easily impacted by the wall of a tunnel, a limiting plate 21-6 and a limiting groove 21-53 are respectively arranged on an upper sliding sleeve 21-4 and a lower sliding sleeve 21-5 in a front cleaning device 2, the limiting groove 21-53 can provide moving allowance for the lower sliding sleeve, further provides rotating allowance for a redirection shaft 21-2, the connection structure is prevented from being damaged due to rigid impact, a buffer oil cylinder 21-9 connected with an energy accumulator plays a role in positioning the limiting plate 21-6, and the buffer oil cylinder 21-9 can offset the impact on the limiting plate 21-6.

The second swing arm 22-3 of the invention is also provided with a buffer wheel 22-33 which can transmit impact to the redirection shaft 21-2 through the expansion arm 22, then the redirection shaft 21-2 rotates, (the redirection shaft 21-2 drives the expansion rod of one redirection oil cylinder 21-8 to retreat, the expansion rod of the other redirection oil cylinder 21-8 extends out at the moment when the redirection shaft 21-2 rotates, then the redirection oil cylinder 21-8 resets again under the action of oil pressure) the redirection shaft 21-2 drives the hinge frame 21-51 to move towards one side of the redirection shaft 21-2 rotation, after the hinge frame 21-51 moves, the expansion rod of one buffer oil cylinder 21-9 extends out, the expansion rod of the other buffer oil cylinder 21-9 retreats, in the process, the limit plate 21-6 is fixed and indefinite, the lower sliding sleeve 21-5 and the hinge frame 21-51 move in the length range of the limit groove 21-53, after the impact disappears, the buffer oil cylinder 21-9 is reset, the hinge frame 21-51 moves in the reverse direction, and the redirection shaft 21-2 is also reset, wherein the oil pressure in the redirection oil cylinder 21-8 is larger than the oil pressure in the buffer oil cylinder 21-9, the whole process is a dynamic process, the impact can be reduced, meanwhile, a buffer stroke is provided for the redirection shaft 21-2 and the hinge frame 21-51, and the destructive force of the wall impact can be well reduced.

According to the invention, the expansion arm 22 can rotate left and right under the drive of the redirection shaft 21-2, the walls on two sides of the unidirectional tunnel can be cleaned at the same time, the expansion arm 22 is also contracted and expanded under the drive of the expansion oil cylinder 22-6, the cleaning device can be prevented from being contracted when the unidirectional tunnel is not in work, and the normal running of the carrying vehicle 1 is not influenced.

According to the invention, the telescopic rod of the first adjusting oil cylinder 24 stretches out and draws back to drive the front cleaning assembly 23 to swing through the first turnover frame, so that the space position of the cleaning roller can be changed by matching with the first rotating shaft in the front cleaning assembly 23, and the tunnel walls and even the ground with different shapes can be cleaned.

As shown in fig. 10, the rear cleaning device 3 of the wall cleaning vehicle includes a supporting arm 32, a supporting base 33, a first cantilever and a rear cleaning assembly 39, the lower end of the supporting arm 32 is mounted on the vehicle frame through a rear base 31, the upper end of the supporting arm is hinged to the supporting base 33, the first cantilever includes a first sleeve 34, a first telescopic arm 35 and a guiding sliding cover 36, one end of the first sleeve 34 is fixedly connected to the supporting base 33, a second supporting cylinder 32-1 is connected between the supporting base 33 and the supporting arm 32, the cylinder body of the second supporting cylinder 32-1 is hinged to the supporting arm 32, the telescopic rod is hinged to the supporting base 33, one end of the first telescopic arm 35 extends into the first sleeve 34, the other end is connected to the rear cleaning assembly 39, one end of the guiding sliding cover 36 is fixedly connected to the first telescopic arm 35 through an inner side fixing edge 36-1, the other end is sleeved outside the first sleeve 34, the first sleeve 34 is in clearance fit with the guiding sliding cover 36, the other end of the first sleeve 34 is hinged with a rolling shaft 34-2 which is positioned below the first telescopic arm 35 and tangent to the first telescopic arm 35, a first telescopic oil cylinder 33-1 is connected between the support base 33 and the guide sliding cover 36, the cylinder body of the first telescopic oil cylinder 33-1 is hinged with the support base 33, and the telescopic rod is hinged with the guide sliding cover 36.

As shown in FIG. 11, in the rear washing apparatus 3, the lower end of the support arm 32 is connected to a rotary disk 31-1 mounted on a rear base 31, and the rotary disk 31-1 is driven by a second hydraulic motor 31-2 mounted on the rear base 31.

As shown in fig. 12, a first baffle 34-1 which is located inside and is in clearance fit with the first telescopic arm 35 is fixed at the end of the first sleeve 34 of the rear cleaning device 3, and a second baffle 35-1 which is in clearance fit with the first sleeve 34 and is in interference with the first baffle 34-1 is fixed at one end of the first telescopic arm 35 extending into the first sleeve 34.

As shown in fig. 13, the rear cleaning assembly 39 in the rear cleaning device 3 includes a rear cleaning roller support 39-1 and a second rotating frame 39-2, the cleaning roller is mounted inside the rear cleaning roller support 39-1, the second rotating frame 39-2 is hinged to the end of the first telescopic arm 35, a second roll-over stand is connected between the first rotating frame 23-2 and the first telescopic arm 35, the second roll-over stand includes a second arc-shaped connecting plate 37 and a second direction-changing joint plate 38, the second arc-shaped connecting plate 37 is hinged to the opposite end of the second direction-changing joint plate 38, the second arc-shaped connecting plate 37 is hinged to the other end of the second direction-changing joint plate 38, the second rotating frame 39-2 and the first telescopic arm 35 are hinged to the other end of the second arc-shaped connecting plate 37 and the second direction-changing joint plate 38, a second connecting rod 38-1 is disposed on the second direction-changing joint plate 38, a second adjusting cylinder 36-2 is connected between the first telescopic arm 35 and the second direction-changing joint plate 38, a cylinder body of the second adjusting cylinder 36-2 is hinged to the first telescopic arm 35, The telescopic rod is hinged to a second connecting rod 38-1 of the second knuckle plate 38, the rear cleaning roller support 39-1 is connected with a second rotating shaft supported in the second rotating frame 39-2 through a bearing, a speed reducer 39-3 driven by a hydraulic motor is installed on one side of the second rotating frame 39-2, an output shaft of the speed reducer 39-3 is connected with a driving sprocket 39-4, and a driven sprocket 39-5 which is concentric with the second rotating shaft and is in chain transmission with the driving sprocket 39-4 is fixed on the second rotating shaft.

The rear cleaning device 3 drives the supporting arm 32 to rotate through the rotary disc 31-1, so that the whole device can rotate freely, and the whole device can be retracted and cleaned in a two-way mode; a guide sliding cover 36 is arranged in a first cantilever of the rear cleaning device 3, the guide sliding cover 36 is fixed on the first telescopic arm 35, and a first sleeve can extend into a gap between the guide sliding cover 36 and the first telescopic arm 35, so that the stroke of the first telescopic arm 35 can be increased, and the overall length of the first cantilever can be shortened; the first shutter 34-1 and the second shutter 35-1 interfere with each other, and the first telescopic arm 35 can be prevented from being detached from the first sleeve 34.

The telescopic rod of the second adjusting oil cylinder 36-2 in the rear cleaning device 3 stretches and retracts to drive the rear cleaning assembly 39 to swing through the second turnover frame, and the rear cleaning assembly 39 can be matched with a second rotating shaft in the rear cleaning assembly 39 to change the spatial position of the cleaning roller, so that the walls and even the ground of tunnels with different shapes can be cleaned.

Referring to fig. 14-17, the middle washing device 4 of the wall surface washing vehicle comprises a rotary base 41-1, a swing arm 42, a second cantilever and a washing assembly, wherein the second cantilever comprises a second sleeve 44 and a second telescopic arm 46, the rotary base 41-1 is hinged with one end of the swing arm 42, the other end of the swing arm 42 is hinged with one end of the second sleeve 44, a first connecting base 42-1 is connected between the rotary base 41-1 and the swing arm 42, a cylinder body of the first connecting base 42-1 is hinged with the rotary base 41-1, a telescopic rod is hinged with the swing arm 42, a fourth supporting cylinder 45 is connected between the swing arm 42 and the second sleeve 44, a cylinder body of the fourth supporting cylinder 45 is hinged with the swing arm 42, a telescopic rod is hinged with the second telescopic arm 46, one end of the second telescopic arm 46 extends into the second sleeve 44, a second telescopic cylinder 44-3 is connected between the second sleeve 44 and the second telescopic arm 46, the cylinder body of the second telescopic cylinder 44-3 is hinged with the second sleeve 44, the telescopic rod is hinged with the second telescopic arm 46, the cleaning component comprises a first water spray pipe 47-1 and a second water spray pipe 48-1 which are oppositely arranged, the first water spray pipe 47-1 and the second water spray pipe 48-1 are respectively arranged on a first swing rod 47 and a second swing rod 48, the first swing rod 47 and the second swing rod 48 are respectively hinged with the second telescopic arm 46 through a first gear shaft 46-3 and a second gear shaft 46-4, a gear on the first gear shaft 46-3 is meshed with a gear on a second gear shaft 46-4, a third adjusting cylinder 46-2 is connected between the first swing rod 47 and the second telescopic arm 46, a first connecting base 42-1 which extends outwards is fixed at two ends of the swing arm 42, a second connecting base 44-1 which extends outwards is connected at one end of the second sleeve 44, the two first connecting bases 42-1 of the rocker arm 42 are respectively hinged with the rotating base 41-1 and the second connecting base 44-1, the invention further comprises a middle base arranged on the frame, a third hydraulic motor arranged on one side of the rotating base is arranged on the middle base, the lower end of the rotating base is hinged on the middle base, the output shaft of the third hydraulic motor is in transmission connection with the rotating base through a chain, a third baffle 44-2 which is arranged on the inner side and in clearance fit with the second telescopic arm 46 is fixed at the end part of the second sleeve 44, and a fourth baffle 46-1 which is in clearance fit with the second sleeve 44 and is interfered with the third baffle 44-2 is fixed at one end of the second telescopic arm 46 extending into the second sleeve 44.

In the middle flushing device 4, the rocker arm 42 is hinged with the rotating base 41-1 and the second cantilever respectively, a first connecting base 42-1 and a fourth supporting oil cylinder 45 are connected between the rocker arm 42 and the rotating base 41-1 and the second cantilever respectively, the rocker arm 42 and the second cantilever can be withdrawn through the first connecting base 42-1 and the fourth supporting oil cylinder 45 respectively, so that the whole device is contracted, the flushing water tank 11 is put on the vehicle frame, the space of the flushing device on the vehicle frame is limited, the whole device can be contracted to facilitate the middle flushing device 4 to rotate in the limited space, and the direction of the middle flushing device 4 to be convenient to adjust when the other side wall of the tunnel is flushed.

The third baffle 44-2 and the fourth baffle 46-1 interfere with each other in the middle flushing device 4, so that the second telescopic arm 46 can be prevented from being separated from the second sleeve 44; the first water spray pipe 47 and the second water spray pipe 48 in the middle cleaning device are arranged oppositely, the first water spray pipe 47 and the second water spray pipe 48 are meshed with a gear arc on a first gear shaft 46-3 and a second gear shaft 46-4 which are hinged to the second telescopic arm 46 respectively, the first water spray pipe 47 and the second water spray pipe 48 can rotate relatively, and all parts in the middle cleaning device can be adjusted according to the shape of the tunnel wall, so that the cleaning device is suitable for the shape of the tunnel wall.

As shown in fig. 14 and 17, a base plate is fixed at the end of the first swing link in the middle flushing device 4, an adjusting plate is fixed at the middle of the first spray pipe, the adjusting plate is of an annular structure, and the first spray pipe is hinged with the first swing link; a foundation plate is fixed at the end part of the second oscillating bar, an adjusting plate is fixed in the middle of the second water spraying pipe, the adjusting plate is of an annular structure, and the second water spraying pipe is hinged with the second oscillating bar; the edge of the adjusting plate is provided with a plurality of connecting holes which are uniformly distributed and connected with the foundation plate through bolts, and the first water spraying pipe and the first swing rod and the second water spraying pipe and the second swing rod can rotate relative to each other through the adjusting plate, so that the water spraying direction can be adjusted.

Claims (6)

1. The utility model provides a leading wall belt cleaning device, leading wall belt cleaning device installs the locomotive at the carrying vehicle, its characterized in that: the front wall cleaning device comprises a direction changing frame, an expansion arm and a front cleaning assembly which are sequentially connected, wherein the direction changing frame comprises a frame body with a groove structure, one side of the frame body is fixed at the head of a carrying vehicle, a lead screw and two slide bars are arranged inside the frame body, an energy accumulator is arranged at the back of the frame body, the lead screw is positioned between the two slide bars, two ends of the lead screw are supported on the side wall of the frame body through a bearing, two ends of the slide bars are fixed on the side wall of the frame body through flanges, an upper sliding sleeve and a lower sliding sleeve are respectively sleeved on the two slide bars, one side of the upper sliding sleeve is fixedly connected with a sliding frame, one side of the sliding frame is provided with a nut matched with the lead screw, the other side of the sliding frame is hinged with a deflection frame, the deflection frame comprises a direction changing shaft and a connecting lug plate which are fixedly connected, the direction changing shaft is hinged with the sliding frame, and the connecting lug plate is hinged with the expansion arm, the lower part of the bend shaft is connected with a bend connecting plate, the lead screw is driven by a first hydraulic motor arranged on the side wall of the frame body, the upper sliding sleeve is connected with a limiting plate extending downwards, two sides of the lower sliding sleeve are provided with concave limiting grooves, a clamping groove clamped at the limiting groove is arranged below the limiting plate, two sides of the lower sliding sleeve are provided with hinge frames extending outwards and symmetrically arranged, the end parts of the hinge frames are provided with fixing plates, a bend oil cylinder is connected between the hinge frames and the bend connecting plate, the cylinder body of the bend oil cylinder is connected with the hinge frames, the end parts of the telescopic rods of the bend oil cylinder are hinged with the bend connecting plate, a buffer oil cylinder is arranged on the fixing plates, the cylinder body of the buffer oil cylinder penetrates through the fixing plates and is fixedly arranged, the telescopic rods of the buffer oil cylinder are fixedly connected with the limiting plate, and the bend oil cylinder is communicated with the energy accumulator, the expansion arm comprises a first swing arm, a second swing arm and a swing joint, one end of the first swing arm is connected with an expansion base hinged with a connecting lug plate, an additional lug plate is fixed inside the connecting lug plate, a first supporting oil cylinder is connected between the additional lug plate and the first swing arm, a cylinder body of the first supporting oil cylinder is hinged with the additional lug plate, a telescopic rod is hinged with the first swing arm, the swing lug plate is connected with the opposite end of the first swing arm and the second swing arm, the swing joint is of a special-shaped structure with joint plates extending outwards from two ends, two ends of the swing joint are hinged with the two swing lug plates respectively, the first swing arm and the second swing arm are connected with the joint plates at two ends of the swing joint through expansion oil cylinders respectively, and cylinder bodies of the two expansion oil cylinders are hinged with the first swing arm and the second swing arm respectively, two the telescopic link of extension hydro-cylinder is articulated with the festival board at swing festival both ends respectively, the tip of second swing arm articulates there is the buffer beam, the middle part of buffer beam articulates there is the bracing piece, the tip of bracing piece articulates at the second swing arm, the buffer wheel is installed to the tip of buffer beam.

2. The front wall surface cleaning device according to claim 1, characterized in that: preceding subassembly of cleaning includes preceding cleaning roller support and first swivel mount, the roller is cleaned to the internally mounted of preceding cleaning roller support, first swivel mount is articulated with the tip of second swing arm, first swivel mount with be connected with first roll-over stand between the second swing arm, first roll-over stand includes first arc connecting plate and first diversion festival board, first arc connecting plate with the relative one end of first diversion festival board is articulated, first arc connecting plate with the other end of first diversion festival board is articulated with first swivel mount, second swing arm respectively, be equipped with first connecting rod on the first diversion festival board, the second swing arm with connect first adjusting cylinder between the first diversion festival board, the cylinder body of first adjusting cylinder is articulated with the second swing arm, the telescopic link articulates the first connecting rod at first diversion festival board.

3. The front wall surface cleaning device according to claim 2, characterized in that: the front cleaning roller support is connected with a first rotating shaft which is supported in the first rotating frame through a bearing, and a driving chain wheel which is driven by a chain and has the same axis with the first rotating shaft is fixed on the first rotating shaft.

4. The front wall surface cleaning device according to claim 3, characterized in that: preceding cleaning roller leg joint has the first revolving axle that supports in first swivel mount inside through the bearing, be fixed with on the first revolving axle with the first flange of first revolving axle with the axle center, first swivel mount is fixed with the second flange with the first flange is endocentric, be equipped with the round hole of annular equipartition on the first flange, be equipped with annular equipartition on the second flange and with the round hole cooperation just uses bolted connection's arc slot hole.

5. A front wall washing device according to claim 3 or 4, characterized in that: preceding cleaning roller support is equipped with the arc water proof cover that surrounds the cleaning roller, the back of water proof cover is fixed with the arc pole of a plurality of equipartitions, the arc pole passes preceding cleaning roller support, preceding cleaning roller support mounting has the top tightly the jackscrew of arc pole.

6. The front wall surface cleaning device according to claim 5, wherein: the tip of bracing piece is equipped with the hinge hole of a plurality of equipartitions.

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