CN220335800U - Cleaning device for highway protective fence - Google Patents

Abstract

The utility model is suitable for the technical field of protective guard cleaning devices, and provides a cleaning device for a highway protective guard, which comprises paired cleaning boxes, wherein a plurality of semicircular columns are fixedly connected in each cleaning box through connecting pieces, a cleaning layer, a brushing layer, a recycling filter layer and an air-drying wiping layer are sequentially arranged in each semicircular column from top to bottom, a fixing lug is fixedly connected to the side wall of each cleaning box, and the paired cleaning boxes are screwed into the fixing lugs through bolts to be fixed together; in the process of cleaning the side wall of the protective guard by the cleaning layer, produced sewage is kept in the recovery filter layer by the blocking of waterproof cloth in the recovery filter layer, impurities such as paint blocks and the like generated in the cleaning process are removed under the filtering of the filter screen, and the sewage is discharged through the water collecting holes, the circulating groove and the water conveying pipe and is collected through the recovery pump and the second telescopic water pipe, so that the waste of water resources is avoided.

Description

Cleaning device for highway protective fence

Technical Field

The utility model belongs to the technical field of protective guard cleaning devices, and particularly relates to a cleaning device for a highway protective guard.

Background

Along with the construction and expansion of cities, the construction of guard rails is more and more, the sanitation and the neatness of the cities are ensured, the cleaning work of the guard rails is heavier and heavier, and if the guard rails are manually cleaned, the workload is particularly large, and the labor cost is high.

The utility model discloses a Chinese patent with publication number of CN213867552U, which discloses a municipal road guard rail cleaning and protecting device, comprising a placement box, wherein a first automatic telescopic rod is arranged around the bottom of the placement box, a supporting rod is arranged at the bottom of the first automatic telescopic rod, a moving wheel is arranged at the bottom of the supporting rod, a retraction groove is formed in the surface of the bottom of the placement box, and a cleaning device is arranged in the retraction groove. Can wash the protection when needs for the rail guard through belt cleaning device, wiping arrangement, the air-drying device that set up, descend this device simultaneously, place belt cleaning device, wiping arrangement, air-drying device and wash for the rail guard in the both sides of rail guard, then wipe and air-dry, increase the speed of wasing the rail guard in-process, after wasing, spray paint the surface of rail guard through the paint spraying apparatus who sets up as required, increase the protectiveness to the rail guard, reduce the problem that the corruption rust appears.

However, the above utility model still has some disadvantages:

1. during the use process of the utility model, the guard rail is sequentially cleaned, wiped and sprayed by the cleaning plate, the wiping plate and the paint spraying plate, and only a single guard rail can be subjected to the operation at a time, so that the cleaning efficiency of the guard rail is seriously reduced;

2. in the process of cleaning the guard rail through the cleaning plate, cleaning water flowing out of the telescopic water pipe cleans the guard rail, and cleaned sewage flows along the guard rail, so that not only is the waste of water resources caused, but also the ground near the guard rail is wetted to influence the travel of pedestrians.

Disclosure of Invention

The utility model provides a cleaning device for a highway protective fence, which aims to solve the problems that in the background art, only a single protective fence can be cleaned each time, and sewage cannot be recovered in the cleaning process, so that water resources are wasted and the travel of passers-by is influenced.

The utility model is realized in such a way, the cleaning device for the highway protective fence comprises paired cleaning boxes, wherein a plurality of semicircular columns are fixedly connected in each cleaning box through connecting pieces, a cleaning layer, a brushing layer, a recycling filter layer and an air-drying wiping layer are sequentially arranged in each semicircular column from top to bottom, a fixing lug is fixedly connected to the side wall of each cleaning box, and the paired cleaning boxes are screwed into the fixing lugs through bolts to be fixed together; in the scheme, a plurality of guard rails can be simultaneously cleaned, air-dried and other operations through the cleaning layer, the brushing layer, the recycling filter layer and the air-drying wiping layer in the semi-circular columns.

Preferably, the top of every semicircle post all fixedly connected with apron, fixedly connected with shelters from the brush on the inner wall of apron, the cleaning layer set up in the below of apron.

Preferably, the cleaning layer comprises clear water nozzles, a plurality of clear water nozzles are mounted on the inner wall of each semicircular column, water channels are formed in the positions of the cleaning layer in each semicircular column, and the clear water nozzles are communicated with the water channels.

Preferably, the side wall of one semicircular column in the cleaning box is connected with a water pipe at the position corresponding to the cleaning layer, the water pipe is connected with a first telescopic water pipe through a transport pump, and water pipes are arranged at the ports of the water channels on the same side of the first telescopic water pipe; in the scheme, cleaning water in the first telescopic water pipe is pumped into the water delivery pipe through the transport pump, and the side wall of the protective guard is flushed through the water through tank and the clear water nozzle.

Preferably, the brushing layer comprises a cleaning brush, the cleaning brush is fixedly connected to the inner wall of the semicircular column, and the cleaning brush is positioned below the clean water nozzle.

Preferably, a circulation groove is formed in each semicircular column at the position of the recovery filter layer, a plurality of water receiving holes are formed in the inner wall of each semicircular column, the water receiving holes are communicated with the circulation groove, and a filter screen is arranged at the water inlet end of each water receiving hole; the recycling filter layer comprises waterproof cloth which is fixedly connected to the inner wall of the semicircular column, and the waterproof cloth is located at the bottommost layer of the recycling filter layer.

Preferably, the side wall of one semicircular column in the cleaning box is connected with a water conveying pipe at the position corresponding to the recovery filter layer, the water conveying pipe is connected with a second telescopic water pipe through a recovery pump, and a water collecting pipe is arranged at the port of the circulating groove, which is not positioned at the same side, of the second telescopic water pipe; in the scheme, sewage is blocked and retained in the recovery filter layer through waterproof cloth, enters the water conveying pipe through the water collecting hole and the circulating groove, and is collected through the recovery pump and the second telescopic water pipe.

Preferably, the air-drying wiping layer comprises balls, the balls are mounted on the inner wall of the semicircular column, wiping sponge is fixedly connected to the position, corresponding to the air-drying wiping layer, in the semicircular column, and the wiping sponge is respectively arranged at the upper position and the lower position of the balls; the position department that corresponds in every semicircle post air-dries the wiping layer has all seted up the ventilation groove, a plurality of apopore has all been seted up to the position department that is in on the semicircle post inner wall air-dries the wiping layer, the apopore sets up in every two between the ball, the apopore with the ventilation groove is linked together.

Preferably, the side wall of one semicircular column in the cleaning box is connected with an air conveying pipe at the position corresponding to the air drying wiping layer, the air conveying pipe is connected with a telescopic air pipe through an air pump, and an air outlet pipe is arranged at the port of the ventilating slot on the same side of the telescopic air pipe; in this scheme, clean the lateral wall of rail guard through cleaning the sponge, in pumping the defeated tuber pipe with dry air through flexible tuber pipe and air pump, air-dry the lateral wall of rail guard via ventilation groove and apopore.

Preferably, the first telescopic water pipe, the second telescopic water pipe and the telescopic air pipe are all installed on the same side wall of the cleaning box.

Compared with the prior art, the utility model has the beneficial effects that:

1. the protective guard is surrounded by the plurality of groups of semicircular columns, and the side wall of the protective guard is sequentially cleaned, scrubbed, filtered and wiped for air drying through the cleaning layer, the scrubbing layer, the recycling filter layer and the air drying wiping layer in each group of semicircular columns, so that the aim of simultaneously cleaning the plurality of protective guard is fulfilled, and the cleaning efficiency of the protective guard is greatly improved;

2. in the process of cleaning the side wall of the protective guard by the cleaning layer, produced sewage is kept in the recovery filter layer by the blocking of waterproof cloth in the recovery filter layer, impurities such as paint blocks and the like generated in the cleaning process are removed under the filtration of the filter screen, and the sewage is collected and discharged by the water collecting holes, the circulating grooves and the water conveying pipes, so that the waste of water resources is avoided.

Drawings

FIG. 1 is a schematic top view of the present utility model;

FIG. 2 is a schematic front view of the internal structure of the present utility model;

FIG. 3 is a schematic front view of the internal structure of a single semi-circular column according to the present utility model;

FIG. 4 is a schematic top view of a single semi-circular column according to the present utility model;

FIG. 5 is a schematic top view of a cleaning layer within a single semi-circular column in accordance with the present utility model;

FIG. 6 is a schematic top view of a brushing layer within a single semi-circular column in accordance with the present utility model;

FIG. 7 is a schematic top view of a recovery filter layer within a single semi-circular column of the present utility model;

FIG. 8 is a schematic top view of an air-dried wipe layer within a single semi-circular column of the present utility model;

in the figure:

1. a cleaning box; 2. a semicircular column; 3. a cover plate; 4. a shielding brush;

5. cleaning the layer; 51. a clean water nozzle; 52. a water passage groove; 53. a water pipe; 54. a water pipe; 55. a transport pump; 56. a first telescopic water pipe;

6. brushing the layer; 61. a cleaning brush;

7. recovering the filter layer; 71. a water receiving hole; 72. a filter screen; 73. a flow channel; 74. waterproof cloth; 75. a water collecting pipe; 76. a water transporting pipe; 77. a recovery pump; 78. a second telescopic water pipe;

8. air-drying the wiping layer; 81. a ball; 82. an air outlet hole; 83. a ventilation groove; 84. wiping the sponge; 85. an air outlet pipe 86 and an air delivery pipe; 87. an air pump; 88. a telescopic air pipe;

9. a handle; 10. and fixing the lugs.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-8, the present utility model provides a technical solution: the utility model provides a belt cleaning device for highway rail guard, includes paired washs case 1, all is connected with a plurality of semicircle post 2 through the connecting piece fixedly in every washs case 1, has set gradually cleaning layer 5, scrubbing layer 6, recovery filter layer 7 and air-drying wiping layer 8 from last to down in every semicircle post 2, all fixedly connected with fixed ear 10 on the lateral wall of every washs case 1, and fixed ear 10 internal fixation is in the same place through the bolt spiral-in between the paired washs case 1.

Specifically, the paired cleaning boxes 1 are butted, the protective guard is enclosed in the paired cleaning boxes, and the side walls of the protective guard are cleaned; a handle 9 is arranged on the side wall of the cleaning box 1, so that a worker can conveniently hold the cleaning box 1 for movement; the cleaning layer 5 cleans the side wall of the protective fence, the brushing layer 6 brushes the side wall of the protective fence through the movement of the cleaning box 1 after the cleaning layer 5 cleans, the recovery filter layer 7 recovers the waste water after the cleaning layer 5 cleans and filters sundries such as paint blocks falling down in the cleaning process, and the air-drying wiping layer 8 wipes and air-dries the cleaned protective fence side wall rapidly.

Further, the top of every semicircle post 2 is all fixedly connected with apron 3, and fixedly connected with shelters from brush 4 on the inner wall of apron 3, cleaning layer 5 set up in the below of apron 3.

Specifically, the through hole has been seted up on the apron 3, shelters from brush 4 fixed connection on the inner wall of through-hole, shelters from brush 4 and plays a function of sheltering from the protection, avoids abluent in-process debris to drop to the inside of semicircle post 2 from apron 3, also avoids in addition that dirty water in the cleaning process spills from the top of semicircle post 2.

Further, the cleaning layer 5 comprises clear water nozzles 51, a plurality of clear water nozzles 51 are arranged on the inner wall of each semicircular column 2, a water through groove 52 is formed in the position of the cleaning layer 5 in each semicircular column 2, and the clear water nozzles 51 are communicated with the water through groove 52.

Further, the side wall of the semicircular column 2 in one cleaning box 1 is connected with a water pipe 54 at the position corresponding to the cleaning layer 5, the water pipe 54 is connected with a first telescopic water pipe 56 through a conveying pump 55, and a water pipe 53 is arranged at the port of the water channel 52 at the same side with the first telescopic water pipe 56.

As shown in fig. 3 and 5, a water pipe 53 is installed on the semicircular column 2 connected with a water pipe 54, and the semicircular column is installed on clean water to flush the side wall of the guard rail through a water tank 52 and a clean water nozzle 51; when the paired cleaning boxes 1 are in butt joint, the water through pipes 53 on the semicircular columns 2 are inserted into the water through grooves 52 of the other semicircular column 2, so that clean water can be prevented from leaking from the butt joint of the two water through grooves 52;

the water inlet end of the transport pump 55 is connected with a first telescopic water pipe 56, and the water outlet end of the transport pump is connected with a water delivery pipe 54; clean water enters the water channel 52 and the clean water nozzle 51 through the first telescopic water pipe 56 and the transport pump 55 to wash the side wall of the guard rail.

Further, the brushing layer 6 includes a cleaning brush 61, the cleaning brush 61 is fixedly connected to the inner wall of the semicircular column 2, and the cleaning brush 61 is located below the clean water nozzle 51.

Specifically, the cleaning brushes 61 are closely attached to the side walls of the guard rail when the paired cleaning tanks 1 are butted against each other, and brush the side walls of the guard rail.

Further, a circulation groove 73 is formed in each semicircular column 2 at the position of the recovery filter layer 7, a plurality of water receiving holes 71 are formed in the inner wall of each semicircular column 2, the water receiving holes 71 are communicated with the circulation groove 73, and a filter screen 72 is arranged at the water inlet end of each water receiving hole 71; the recovery filter layer 7 comprises a waterproof cloth 74, the waterproof cloth 74 is fixedly connected to the inner wall of the semicircular column 2, and the waterproof cloth 74 is positioned at the bottommost layer of the recovery filter layer 7.

Further, the water transporting pipes 76 are connected to the side walls of the semicircular columns 2 in one of the cleaning boxes 1 at positions corresponding to the recovery filter layers 7, the water transporting pipes 76 are connected with second telescopic water pipes 78 through recovery pumps 77, and water collecting pipes 75 are installed at the ports of the circulation grooves 73, which are not located on the same side, of the second telescopic water pipes 78.

As shown in fig. 3 and 7, in the paired cleaning tanks 1, one semicircular column 2 is connected with a water carrying pipe 76, and a water collecting pipe 75 is installed on the other semicircular column 2; after the semicircular column 2 encloses the protective guard, the waterproof cloth 74 is tightly attached to the side wall of the protective guard, and sewage after cleaning in the cleaning layer 5 is left in the recovery filter layer 7 and is recovered through the water collecting hole 71;

when the paired cleaning boxes 1 are in butt joint, the water collecting pipes 75 on the semicircular columns 2 are inserted into the circulation grooves 73 of the other semicircular columns 2, so that leakage during sewage recovery is avoided; the water inlet end of the recovery pump 77 is connected with the water carrying pipe 76, and the water outlet end thereof is connected with the second telescopic water pipe 78; the sewage enters the circulation groove 73 through the water collecting hole 71, and is recovered into the second telescopic water pipe 78 through the water conveying pipe 76 and the recovery pump 77.

Further, the air-drying wiping layer 8 comprises rolling balls 81, the rolling balls 81 are arranged on the inner wall of the semicircular column 2, a wiping sponge 84 is fixedly connected to the position, corresponding to the air-drying wiping layer 8, in the semicircular column 2, and the wiping sponge 84 is respectively arranged at the upper position and the lower position of the rolling balls 81; the ventilation groove 83 has all been seted up to the position department that corresponds in every semicircle post 2 air-dries and cleans layer 8, and a plurality of apopore 82 has all been seted up in the position department that air-dries and cleans layer 8 on semicircle post 2 inner wall, and apopore 82 sets up between every two balls 81, and apopore 82 is linked together with ventilation groove 83.

Further, the air-conveying pipes 86 are connected to the side walls of the semicircular columns 2 in one cleaning box 1 at positions corresponding to the air-drying wiping layers 8, the air-conveying pipes 86 are connected with telescopic air pipes 88 through air pumps 87, and air outlet pipes 85 are installed at the ports of the ventilating slots 83 on the same side of the telescopic air pipes 88.

As shown in fig. 3 and 8, the balls 81 are closely attached to the side walls of the guard rail, and play a role in positioning the cleaning tank 1 in the process of moving up and down; in the paired cleaning boxes 1, one semicircular column 2 is connected with an air delivery pipe 86, and an air outlet pipe 85 is arranged on the other semicircular column 2;

when the paired cleaning boxes 1 are butted, the air outlet pipes 85 on the semicircular columns 2 are inserted into the ventilation grooves 83 of the other semicircular columns 2, so that the drying air is prevented from leaking out from the gaps at the butted positions, and the air drying efficiency is reduced; the air outlet end of the air pump 87 is connected with the air delivery pipe 86, and the air inlet end is connected with the telescopic air pipe 88; the drying air enters the air conveying pipe 86 and the ventilation groove 83 through the telescopic air pipe 88 and the air pump 87, and the side wall of the protective fence is air-dried through the air outlet hole 82.

Further, the first telescopic water pipe 56, the second telescopic water pipe 78 and the telescopic air pipe 88 are all installed on the side wall of the same cleaning box 1, the cleaning box 1 is arranged in the transport vehicle, and the other cleaning box 1 can be randomly moved by a cleaning person holding the handle 9.

Specifically, the water inlet end of the first telescopic water pipe 56 is connected with a cleaning water tank, the water outlet end of the first telescopic water pipe is connected with a transport pump 55, and the cleaning water tank can be arranged on a transport vehicle; the water outlet end of the second telescopic water pipe 78 is connected with a recovery water tank, the water inlet end of the second telescopic water pipe is connected with a recovery pump 77, and the recovery water tank can be arranged on a transport vehicle; the air outlet end of the telescopic air pipe 88 is connected with the air pump 87, and the air inlet end of the telescopic air pipe can be arranged on the transport vehicle.

The working principle and the using flow of the utility model are as follows: after the utility model is installed, the paired cleaning boxes 1 enclose the guard rails into the semicircular columns 2, and the fixing lugs 10 on the two cleaning boxes 1 are fixedly butted through bolts;

the cleaning staff holds the handle 9 to move the cleaning box 1 upwards from the bottom of the protective guard, and cleans the side wall of the protective guard through the cleaning layer 5 in the moving process, namely the conveying pump 55 pumps cleaning water in the cleaning water tank into the water conveying pipe 54 through the first telescopic water pipe 56, cleans the side wall of the protective guard through the water through tank 52 and the clean water nozzle 51, and cleans the side wall of the protective guard through the cleaning brush 61 of the brushing layer 6 in the moving process, so that some impurities and paint blocks which fall fast are removed;

the cleaned sewage, paint blocks and other impurities are recovered and filtered through the recovery filter layer 7, namely the sewage is driven by the waterproof cloth 74 to be left in the recovery filter layer 7, enters the water conveying pipe 76 through the water collecting hole 71 and the circulating groove 73, and is recovered into the sewage recovery tank through the recovery pump 77 and the second telescopic water pipe 78;

finally, the side wall of the protective fence is wiped and air-dried through the air-drying wiping layer 8, namely, the side wall of the protective fence is wiped through the wiping sponge 84 in the upward moving process, and the dry air enters the air conveying pipe 86 through the telescopic air pipe 88 and the air pump 87, and is air-dried through the ventilation groove 83 and the air outlet hole 82.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a belt cleaning device for highway rail guard, includes paired washbox (1), its characterized in that: every all through connecting piece fixedly connected with a plurality of semicircle post (2) in wasing case (1), every semicircle post (2) are interior from last to having set gradually wash layer (5), brush layer (6), retrieve filter layer (7) and the dry layer (8) of wiping of wind down, all fixedly connected with fixed ear (10) on the lateral wall of every washs case (1), paired wash between case (1) through the bolt spiro union fixed ear (10) internal fixation together.

2. A cleaning device for a highway protective fence as claimed in claim 1, wherein: every the equal fixedly connected with apron (3) in top of semicircle post (2), fixedly connected with shelters from brush (4) on the inner wall of apron (3), wash layer (5) set up in the below of apron (3).

3. A cleaning device for a highway protective fence as claimed in claim 1, wherein: the cleaning layer (5) comprises a clear water nozzle (51), a plurality of clear water nozzles (51) are arranged on the inner wall of each semicircular column (2), water through grooves (52) are formed in the positions of the cleaning layer (5) in each semicircular column (2), and the clear water nozzles (51) are communicated with the water through grooves (52).

4. A cleaning device for a highway protective fence as claimed in claim 3, wherein: the water delivery pipes (54) are connected to the positions, corresponding to the cleaning layers (5), on the side walls of the semicircular columns (2) in one cleaning box (1), of the semicircular columns, the water delivery pipes (54) are connected with first telescopic water pipes (56) through conveying pumps (55), and water delivery pipes (53) are arranged at the ports of the water delivery grooves (52) on the same side of the first telescopic water pipes (56).

5. A cleaning device for a highway protective fence as claimed in claim 3, wherein: the brushing layer (6) comprises a cleaning brush (61), the cleaning brush (61) is fixedly connected to the inner wall of the semicircular column (2), and the cleaning brush (61) is located below the clean water nozzle (51).

6. The cleaning device for a highway protective fence according to claim 4, wherein: a circulation groove (73) is formed in each semicircular column (2) at the position of the recycling filter layer (7), a plurality of water receiving holes (71) are formed in the inner wall of each semicircular column (2), the water receiving holes (71) are communicated with the circulation groove (73), and a filter screen (72) is arranged at the water inlet end of each water receiving hole (71);

the recycling filter layer (7) comprises waterproof cloth (74), the waterproof cloth (74) is fixedly connected to the inner wall of the semicircular column (2), and the waterproof cloth (74) is located at the bottommost layer of the recycling filter layer (7).

7. The cleaning device for a highway guard of claim 6, wherein: the side walls of the semicircular columns (2) in one cleaning box (1) are respectively connected with a water conveying pipe (76) at positions corresponding to the recycling filter layers (7), the water conveying pipes (76) are connected with second telescopic water pipes (78) through recycling pumps (77), and water collecting pipes (75) are respectively arranged at the ports of the circulating grooves (73) which are not located on the same side of the second telescopic water pipes (78).

8. The cleaning device for a highway protective fence according to claim 7, wherein: the air-drying wiping layer (8) comprises rolling balls (81), the rolling balls (81) are arranged on the inner wall of the semicircular column (2), wiping sponge (84) is fixedly connected to the position, corresponding to the air-drying wiping layer (8), in the semicircular column (2), and the wiping sponge (84) is respectively arranged at the upper position and the lower position of the rolling balls (81);

every semicircle post (2) is interior corresponds the position department of air-drying wiping layer (8) has all seted up ventilation groove (83), a plurality of apopore (82) have all been seted up in the position department of air-drying wiping layer (8) on semicircle post (2) inner wall, apopore (82) set up in every two between ball (81), apopore (82) with ventilation groove (83) are linked together.

9. The cleaning device for a highway protective fence according to claim 8, wherein: the air-drying wiping device is characterized in that air conveying pipes (86) are connected to the positions, corresponding to the air-drying wiping layers (8), on the side walls of the semicircular columns (2) in one cleaning box (1), of the semicircular columns, the air conveying pipes (86) are connected with telescopic air pipes (88) through air pumps (87), and air outlet pipes (85) are arranged at the ports of the ventilation grooves (83) on the same side of the telescopic air pipes (88).

10. A cleaning device for a highway protective fence as claimed in claim 9 wherein: the first telescopic water pipe (56), the second telescopic water pipe (78) and the telescopic air pipe (88) are all arranged on the side wall of the same cleaning box (1).