CN213328828U - Rear wall cleaning device - Google Patents

Abstract

The utility model relates to a rear wall cleaning device, the rear wall cleaning device is installed at the frame afterbody of the lift truck, the rear wall cleaning device includes a support arm, a support base, a first cantilever and a rear cleaning component, the lower end of the support arm is installed on the frame through the rear base, the upper end is hinged with the support base, the first cantilever includes a first sleeve, a first telescopic arm and a guiding slip cover, the utility model discloses a rotary disk drives the support arm to rotate, so that the whole device can rotate freely, and the whole device can be withdrawn and cleaned bidirectionally; a guide sliding cover is arranged in a first cantilever of the rear cleaning device and fixed on a first telescopic arm, and a first sleeve can extend into a gap between the guide sliding cover and the first telescopic arm, so that the stroke of the first telescopic arm can be increased, and the integral length of the first cantilever can be shortened; the first baffle and the second baffle interfere with each other, and the first telescopic arm can be prevented from being separated from the first sleeve.

Description

Rear wall cleaning device

Technical Field

The utility model relates to a technical field of tunnel cleaning equipment, in particular to rearmounted wall belt 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, dust in the tunnel directly can't be arranged outward, the tunnel inner wall bonds the dust very easily, needs regularly clean. When cleaning the tunnel, will clean the subassembly and install on flexible armed beam usually, will increase the stroke of flexible armed beam as far as possible, but this whole length that will increase flexible armed beam, this whole length that just needs shorten flexible armed beam as far as possible under the prerequisite of the stroke of increase flexible armed beam.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a rearmounted wall belt cleaning device.

The technical scheme of the utility model is that: a rear wall cleaning device is arranged at the tail part of a frame of a carrying vehicle and comprises a supporting arm, a supporting base, a first cantilever and a rear cleaning component, wherein the lower end of the supporting arm is arranged on the frame through a rear base, the upper end of the supporting arm is hinged with the supporting base, the first cantilever comprises a first sleeve, a first telescopic arm and a guiding sliding cover, one end of the first sleeve is fixedly connected with the supporting base, a second supporting oil cylinder is connected between the supporting base and the supporting arm, the cylinder body of the second supporting oil cylinder is hinged with the supporting arm, a telescopic rod is hinged with the supporting base, one end of the first telescopic arm extends into the first sleeve, the other end of the first telescopic arm is connected with the rear cleaning component, one end of the guiding sliding cover is fixedly connected with the first telescopic arm through an inner fixed edge, and the other end of the guiding sliding cover is sleeved outside the first sleeve, the first sleeve is in clearance fit with the guide sliding cover, the other end of the first sleeve is hinged with a rolling shaft which is positioned below the first telescopic arm and tangent to the first telescopic arm, a first telescopic oil cylinder is connected between the support base and the guide sliding cover, the cylinder body of the first telescopic oil cylinder is hinged with the support base, and the telescopic rod is hinged with the guide sliding cover.

Preferably, the lower end of the supporting arm is connected with a rotary disc mounted on the rear base, and the rotary disc is driven by a second hydraulic motor mounted on the rear base.

Preferably, a first baffle plate which is located on the inner side and is in clearance fit with the first telescopic arm is fixed at the end part of the first sleeve pipe, and a second baffle plate which is in clearance fit with the first sleeve pipe and interferes with the first baffle plate is fixed at one end, extending into the first sleeve pipe, of the first telescopic arm.

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

Preferably, the rear cleaning roller support is connected with a second rotating shaft supported in the second rotating frame through a bearing, one side of the second rotating frame is provided with a speed reducer driven by a hydraulic motor, an output shaft of the speed reducer is connected with a driving sprocket, and a driven sprocket concentric with the second rotating shaft and driven by the driving sprocket through a chain is fixed on the second rotating shaft.

The utility model has the advantages that:

the utility model drives the supporting arm to rotate through the rotary disc, so that the whole device can rotate freely, and the whole device can be retracted and cleaned in two directions; a guide sliding cover is arranged in a first cantilever of the rear cleaning device and fixed on a first telescopic arm, and a first sleeve can extend into a gap between the guide sliding cover and the first telescopic arm, so that the stroke of the first telescopic arm can be increased, and the integral length of the first cantilever can be shortened; the first baffle and the second baffle are mutually interfered, so that the first telescopic arm can be prevented from being separated from the first sleeve; the end of the first sleeve is provided with a rolling shaft, and the first telescopic arm is facilitated to stretch.

The utility model discloses the subassembly swing is cleaned after the telescopic link of well second adjusting cylinder is flexible to drive through the second roll-over stand, can clean the space position that the roller was cleaned in the subassembly second revolving axle cooperation change with the back, cleans tunnel wall, the ground even that the shape is different.

Drawings

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

FIG. 2 is a schematic front view of the front cleaning device;

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 present invention;

fig. 11 is a schematic top view of the present invention;

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, 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, 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

The specific implementation mode of the utility model is shown in figures 1-17:

the utility model discloses be applied to the wall and wash the car, like figure 1, the wall washs the car including carrying car 1, carries and sets up on car 1 and install at the leading belt cleaning device 2 of locomotive, install at middle part washing unit 4 in frame the place ahead and install at the frame afterbody the utility model discloses a rearmounted wall belt cleaning device, wall wash the car through leading belt cleaning device 2 with the utility model discloses a rearmounted belt cleaning device cooperation is washd, washes through middle part washing unit 4 with water, can be with the dust sanitization on the tunnel wall, and the position that meets the obstacle can pack up middle part washing unit and rearmounted belt cleaning device, does not influence the cleaning of this position.

As shown in fig. 10, the utility model comprises a support arm 32, a support base 33, a first cantilever and a rear cleaning assembly 39, the lower end of the support arm 32 is mounted on the frame through a rear base 31, the upper end is hinged with the support base 33, the first cantilever comprises 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 with the support base 33, a second support cylinder 32-1 is connected between the support base 33 and the support arm 32, the cylinder body of the second support cylinder 32-1 is hinged with the support arm 32, the telescopic rod is hinged with the support base 33, one end of the first telescopic arm 35 extends into the first sleeve 34, the other end is connected with the rear cleaning assembly 39, one end of the guiding sliding cover 36 is fixedly connected with the first telescopic arm 35 through an inner fixed 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 pipe 34 is hinged with a rolling shaft 34-2 which is positioned below the first telescopic arm 35 and is 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.

Referring to fig. 11, the lower end of the support arm 32 is connected to a rotary plate 31-1 mounted on the rear base 31, and the rotary plate 31-1 is driven by a second hydraulic motor 31-2 mounted on the rear base 31.

As shown in fig. 12, in the present invention, a first baffle 34-1 located inside and in clearance fit with the first telescopic arm 35 is fixed at the end of the first sleeve 34, and a second baffle 35-1 in clearance fit with the first sleeve 34 and interfering 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 middle and rear cleaning assembly 39 of the present invention includes a rear cleaning roller support 39-1 and a second rotating frame 39-2, a cleaning roller is installed 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 turning frame is connected between the second rotating frame 39-2 and the first telescopic arm 35, the second turning frame 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 other end of the second arc-shaped connecting plate 37 is hinged to the second rotating frame 39-2 and the first telescopic arm 35, 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, and a cylinder body of the second adjusting cylinder 36-2 is hinged, 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 utility model 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 two directions; 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 utility model discloses the subassembly 39 that cleans after the telescopic link of well second adjusting cylinder 36-2 is flexible drives through the second roll-over stand swings, can clean the spatial position that the roller was cleaned in the cooperation change of second revolving axle among the subassembly 39 with the back, cleans tunnel wall, ground even that the shape is different.

Referring to fig. 2-5, a front cleaning device 2 of a wall cleaning vehicle 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 the 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 installed 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 21-11 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, one side of the sliding frame is provided with a nut matched with the screw rod 21-12, the other side of the sliding frame 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 the 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, the screw rod 21-12 is driven by a first hydraulic motor 21-7 arranged on the side wall of the frame body 21-1, the upper sliding sleeve 21-4 is connected with a limiting plate 21-6 which extends downwards, two sides of the lower sliding sleeve 21-5 are provided with concave limiting grooves 21-53, clamping grooves clamped at the positions of the limiting grooves 21-53 are arranged below the limiting plate 21-6, two sides of the lower sliding sleeve 21-5 are provided with hinged frames 21-51 which extend outwards and, the end part of the hinged frame 21-51 is provided with a fixed plate 21-52, a redirection oil cylinder 21-8 is connected between the hinged frame 21-51 and the redirection connecting plate 21-21, the cylinder body of the redirection oil cylinder 21-8 is connected with the hinged frame 21-51, the end part of the telescopic rod of the redirection oil cylinder 21-8 is hinged with the redirection connecting plate 21-21, the fixed plate 21-52 is provided with a buffer oil cylinder 21-9, 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 redirection oil cylinder 21-2 is communicated with an energy accumulator 21-.

Referring to fig. 6 and 7, the extension arm 22 in the front cleaning device 2 includes a first swing arm 22-2, a second swing arm 22-3, and a swing joint 22-5, one end of the first swing arm 22-2 is connected to an extension base 22-1 hinged to a connecting lug plate 21-3, an additional lug plate 21-31 is fixed inside the connecting lug plate 21-3, a first supporting cylinder 22-21 is connected between the additional lug plate 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 plate 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 plate 22-4, and the swing joint 22-5 is a special-shaped structure with joint plates extending outward from both ends, two ends of the swing joint 22-5 are respectively hinged with two swing lug plates 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, 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 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 front cleaning device 2 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, the first direction-changing joint plate 26 is provided with a first connecting rod 26-1, 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.

As shown in fig. 8, the end of the second swing arm 22-3 in the front cleaning device 2 is hinged with a buffer rod 22-31, the middle of the buffer rod 22-31 is hinged with a support rod 22-32, the end of the support rod 22-32 is hinged with the second swing arm 22-3, the end of the buffer rod 22-31 is provided with a buffer wheel 22-33, and the end of the support rod 22-32 is provided with a plurality of uniformly distributed hinge holes; 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 front cleaning device 2 is arranged at the head of the carrying vehicle 1 and is most easily impacted by the wall of a tunnel, the limiting plates 21-6 and the limiting grooves 21-53 are respectively arranged on the upper sliding sleeve 21-4 and the lower sliding sleeve 21-5 in the front cleaning device 2, the limiting grooves 21-53 can provide moving allowance for the lower sliding sleeve, further rotation allowance is provided for the direction-changing shaft 21-2, the connection structure is prevented from being damaged due to rigid impact, the buffer oil cylinders 21-9 connected with the energy accumulator play a role in positioning the limiting plates 21-6, and meanwhile the buffer oil cylinders 21-9 can offset the impact on the limiting plates 21-6.

The second swing arm 22-3 of the front cleaning device 2 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 telescopic rod of one redirection oil cylinder 21-8 to retreat, the telescopic rod of the other redirection oil cylinder 21-8 to stretch out at the moment when the redirection shaft 21-2 rotates, then the redirection oil cylinder 21-8 resets 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, after the hinge frame 21-51 moves, the telescopic rod of one buffer oil cylinder 21-9 stretches out, the telescopic rod of the other buffer oil cylinder 21-9 retracts, and the limit plate 21-6 is fixed in the process, the lower sliding sleeve 21-5 and the hinged frame 21-51 move within the length range of the limiting groove 21-53, the buffer oil cylinder 21-9 resets after the impact disappears, the hinged frame 21-51 moves in the reverse direction, and the redirection shaft 21-2 also resets, 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 hinged frame 21-51, and the destructive force of wall impact can be well reduced.

The expansion arm 22 in the front cleaning device 2 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 simultaneously, 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 does not work, and the normal running of the carrying vehicle 1 is not influenced.

Cleaning subassembly 23 swing before leading belt cleaning device 2 middle and back adjustment cylinder 24's telescopic link drives through first roll-over stand, can clean the spatial position that the roller was cleaned in the first pivot axis cooperation change in the subassembly 23 with preceding, cleans tunnel wall, even ground that the shape is different.

Referring to fig. 14-17, the middle washing device 4 of the wall surface washing vehicle comprises a rotary base 41, 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 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 43 is connected between the rotary base 41 and the swing arm 42, a cylinder body of the first connecting base 43 is hinged with the rotary base 41, 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, and a cylinder body of the second telescopic cylinder 44-3 is hinged with the second sleeve 44, The telescopic rod is hinged with a 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 the second gear shaft 46-4, a third adjusting oil 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 rocker arm 42, a second connecting base 44-1 which extends outwards is connected at one end of the second sleeve 44, and two first connecting bases 42-1 of the rocker arm 42 are respectively connected with the rotary base 41, The second connection base 44-1 is articulated, the utility model discloses still including installing the middle part base on the frame, install the third hydraulic motor that is located rotating base one side on the base of middle part, rotating base's lower extreme articulates on the base of middle part, third hydraulic motor's output shaft passes through chain drive with rotating base and is connected, the end fixing of second sleeve pipe 44 is located the inboard and with the flexible arm 46 clearance fit's of second third baffle 44-2, the flexible arm 46 of second stretch into the one end of second sleeve pipe 44 be fixed with the second sleeve pipe 44 clearance fit and with the fourth baffle 46-1 of third baffle 44-2 interference.

In middle part washing unit 4, rocking arm 42 and rotating base 41, the second cantilever is articulated respectively, rocking arm 42 and rotating base 41, be connected with first connection base 43 between the second cantilever respectively, fourth supporting cylinder 45, through first connection base 43, fourth supporting cylinder 45 can withdraw rocking arm 42 and second cantilever respectively, make whole device shrink, because the water tank 11 that washes will put on the frame, washing unit space on the frame is limited, whole device can contract and be convenient for middle part washing unit 4 to rotate in limited space, transfer the direction when making things convenient for middle part washing unit 4 to wash tunnel opposite side wall.

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 (5)

1. The utility model provides a rearmounted wall belt cleaning device, rearmounted wall belt cleaning device installs the frame afterbody at the carrier, its characterized in that: the rear wall cleaning device comprises a support arm, a support base, a first cantilever and a rear cleaning assembly, wherein the lower end of the support arm is arranged on a frame through the rear base, the upper end of the support arm is hinged with the support base, the first cantilever comprises a first sleeve, a first telescopic arm and a guide sliding cover, one end of the first sleeve is fixedly connected with the support base, a second support oil cylinder is connected between the support base and the support arm, the cylinder body of the second support oil cylinder is hinged with the support arm, a telescopic rod is hinged with the support base, one end of the first telescopic arm extends into the first sleeve, the other end of the first telescopic arm is connected with the rear cleaning assembly, one end of the guide sliding cover is fixedly connected with the first telescopic arm through the inner fixed edge, the other end of the guide sliding cover is sleeved on the outer side of the first sleeve, the first sleeve is in clearance fit with the guide sliding cover, the other end of the first sleeve is hinged with a rolling shaft which is positioned below the first telescopic arm and is, the supporting base is connected with the guiding sliding cover through a first telescopic oil cylinder, the cylinder body of the first telescopic oil cylinder is hinged to the supporting base, and the telescopic rod is hinged to the guiding sliding cover.

2. A rear wall cleaning device according to claim 1, characterized in that: the lower end of the supporting arm is connected with a rotary disc arranged on the rear base, and the rotary disc is driven by a second hydraulic motor arranged on the rear base.

3. A rear wall cleaning device according to claim 2, characterized in that: the end part of the first sleeve is fixedly provided with a first baffle which is positioned at the inner side and is in clearance fit with the first telescopic arm, and one end of the first telescopic arm, which extends into the first sleeve, is fixedly provided with a second baffle which is in clearance fit with the first sleeve and interferes with the first baffle.

4. A rear wall cleaning device according to claim 3, characterized in that: the back cleans the subassembly and cleans roller support and second swivel mount after including, the internally mounted who cleans roller support after, the second swivel mount is articulated with the tip of first flexible arm, the second swivel mount with be connected with the second roll-over stand between the first flexible arm, the second roll-over stand includes second arc connecting plate and second diversion festival board, the second arc connecting plate with the relative one end of second diversion festival board is articulated, the second arc connecting plate with the other end of second diversion festival board is articulated with second swivel mount, first flexible arm respectively, be equipped with the second connecting rod on the second diversion festival board, first flexible arm with connect second regulation hydro-cylinder between the second diversion festival board, the cylinder body of second regulation hydro-cylinder is articulated with first flexible arm, the telescopic link articulates the second connecting rod at second diversion festival board.

5. A rear wall surface cleaning device according to claim 4, characterized in that: the rear cleaning roller support is connected with a second rotating shaft which is supported in the second rotating frame through a bearing, one side of the second rotating frame is provided with a speed reducer which is driven by a hydraulic motor, an output shaft of the speed reducer is connected with a driving sprocket, and a driven sprocket which is concentric with the second rotating shaft and is in chain transmission with the driving sprocket is fixed on the second rotating shaft.

Images