JPH01131739A - Mud remover for side-ditch - Google Patents

Abstract

PURPOSE: To perform a series of operations continuously and automatically by juxtaposing on a machine body a device to pick up a gutter cover, a device to transfer the gutter cover backward, a device to remove mud from the inside of the gutter, and a device to return the gutter cover to the original position. CONSTITUTION: Gutter covers (b) are removed by a pick up device 7 mounted at the front of a machine body 5 one by one while a mud removing machine A for gutter is towed by a tractor B or the like and moved forward along a gutter (a). Next, the gutter covers (b) removed by a gutter cover transfer device 36 which has an interlocking relation with the pick up device 7 are delivered sequentially to the rear side of the machine body 5. Also, mud (c) inside the gutter (a) is removed by a mud removing device 9 provided at the middle part of the machine body 5. Then, according to the forward movement of the mud removing machine A, the gutter covers (b) delivered from the front are returned to the original position for positioning by a gutter cover returning and positioning device 8 provided at the rear of the machine body 5.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention continuously and automatically performs a series of gutter cleaning operations such as removing a gutter cover, removing mud etc. from the gutter, and refitting the gutter cover after cleaning. This invention relates to a gutter cleaner that can be used for cleaning.

Conventional technology and problems Many places bury U-shaped full ditches on the side edges of paved roads to collect water, but inside the ditches there is mud, dirt, garbage, etc.
Pebbles, etc. tend to accumulate in the gutters, and it is necessary to periodically clean the inside of the gutters to remove accumulated mud, etc.

Conventionally, cleaning of the inside of a side gutter has been done manually, from removing the concrete gutter cover to removing mud and refitting the gutter cover after cleaning. Therefore, the reality is that road administrators (national or local governments) require a lot of effort to remove mud from side ditches, which incurs a large amount of money every year.

Therefore, various research and development efforts have been made to automate this process, but no effective machine has been developed yet.

Means for Solving the Problems Therefore, the present invention provides a gutter cover scooping device on the front side in the direction of movement of the body, and a gutter cover return device on the rear side. A gutter removal device is installed in the space facing the scooping device and the return and placement device, and the yJrl scooped by the scooping device is placed between the scooping device and the return and placement device. The above-mentioned problem is solved by providing a kII;i conveying device that bypasses the mud removing device and returns the mud to the fixing device.

When starting mud removal work in the working side gutter, remove multiple gutter covers that cover the side gutter at the starting end of the work, and move each part of the machine to the specified position d.
After setting the machine, if the machine is towed by a moving vehicle such as a tractor and moved forward along the gutter, the gutter cover scooped up by the scooping device will be sent to the rear of the machine by the gutter cover transport device, and then returned. The setting is re-fitted by the device. On the other hand, the scooping device scoops up the gutter cover and the upper part of the gutter is opened, and the mud removal device sequentially removes mud from the gutter section, so removing the gutter cover, cleaning the inside of the gutter, and fitting the gutter cover after cleaning is completed. A series of work steps called return are performed continuously and automatically.

Embodiment A is a gutter removing mud remover that is connected to an agricultural tractor (main machine) B via a three-point link mechanism 3 consisting of a top link 1 and a lower link 2 so as to be able to rise and fall, and 4 is a lift rod. Reference numeral 5 designates the machine frame of the side ditch mud remover A, which includes an upper machine frame 5a, a lower machine frame 5b, and a rectangular upper machine frame 5b in plan view, and these upper machine frames 5a.
and a connecting rod 5c that integrally connects the lower machine frame 5b. Reference numeral 6 denotes a double cylinder for positioning the mud removal aA at a predetermined position in the left and right direction with respect to the machine B.

Reference numeral 7 denotes a scooping device for a groove cover for a U-shaped side gutter a provided on the forward side in the direction of movement of the machine, and a guide arm with a front guide plate 7a integrally protruding forward and diagonally downward from the lower machine frame 5b. 7b, scoop up the groove lids on side 11a one by one, and
tM transportation! jt device is configured to inherit the information.

7c is a roller rotatably mounted horizontally on the guide arm 7b;
This roller 7C is interlocked and connected with the roller of the groove cover conveying device described later, and is forcibly rotated in the direction of pulling up the groove cover by the power introduced from the PTO shaft of the machine A through the universal joint shaft S. It has become.

Reference numeral 8 denotes a gutter cover return fixing device for automatically fitting back the gutter cover scooped up by the scooping device 7 into the side gutter after cleaning is completed, and is provided on the rear side of the machine opposite to the scooping device 7. A rear guide plate 8a integrally projects from the lower machine frame 5b toward the rear shoulder downwards, a guide body 8b pivoted to the tilted upper end side of the rear guide plate 8a, and a rear guide plate 8a and the guide body. It is composed of a bullet 118c interposed between 8b, a limit switch 8d for detecting the groove Mb on the guide body 8b, and a double-barrel cylinder 8e that expands when the switch 8d is turned on and contracts when it is turned off. 8'e is a plate provided at the tip of the ram of the cylinder 8e, and a notch (not shown) is provided in the guide body 8b to avoid interference when the cylinder 8e expands and contracts.

Now, in the opposing space T between the scooping device 7 and the return fixing device M8, a mud removal device 9 is disposed for removing mud, dirt, etc. (hereinafter referred to as mud etc.) C accumulated in the side gutter a. What is shown in FIGS. 1 to 7 is a trencher-type mud removal device 9, in which a packet conveyor 10 suspended from an upper machine frame 5a via an adjustable-length arm 12. Mud': Tank 1 where Jc was scooped up and fixed to the upper machine frame 5a
1. 12a, 13a
is a lock nut, and 12b and 13b are adjustments.

14 is a plurality of arm mounting holes provided in the upper machine frame 5a;
Mounting holes! 4 can be changed as appropriate so that the arms 12 and 13 can be mounted in the optimal mounting holes 14. 15 is a stay 1 at the rear of the lower end of the support frame 1G' of the packet conveyor lO.
The height of the stay from the tail wheel 15 can be adjusted by turning the handle 18 to bring the bucket (bucket) 10a into contact with the bottom surface of the gutter a, using a foot ring that is pivotally supported at an angle of 6 degrees. are lock nuts 12a, 13a and adjuster 12
Loosen b and 13b to make the packet conveyor 10 free, and after determining the stay height, lock nuts) 12a and 13a
It is designed to be locked. In addition, the adjacent bay
A hawk-shaped blade 10b is provided between the packets 10a to reduce the load on the packet 10a by cutting down one layer of mud %'c with the hawk-shaped blade 10b.

Figures 11 to 18 are vacuum type mud removal equipment 9°
The mud collecting port 28 with the tail wheel 18a, which is open at the front, is attached to the bracket 17 fixed to the upper and lower machine frames 5a and 5b through the long hole 18° of the guide plate 19 and the mounting port 20. The device can be moved up and down within the range of 18° of the hole.

The hose 21 led out from the mud collection box 18 is connected to the vacuum pump 23 mounted on the truck 22, and the box! The mud etc. C collected in the tank 8 is sucked by a pump 23 and collected on the loading platform 22a of the truck 22. Reference numeral 24 indicates a hose attachment fitting, and 25 indicates a weight for preventing the box 18 from lifting up.A space 25b is provided at the insertion hole 25a of the bolt 2B and at the lower part thereof to avoid interference with the port head 28a. 27 is a rotary provided in front of the mud collection box 18, and a pin 2 is attached to the lower end of the arm 28 fixed to the upper machine frame 5a.
A movable arm 30 is pivotally connected to the movable arm 30 via the movable arm 30, and the movable arm 30 is biased by a leaf spring 31 to be in a straight line with the fixed arm 28. Reference numeral 32 denotes a regulating plate pivotally connected to the box 18 so as to be able to move up and down, and a pin 33 protruding from the movable arm 30 is inserted into a long hole 32a formed in the regulating plate 32 to regulate the amount of movement of the movable arm 30. There is. 34.3
5 is a transmission chain 7.34a.

35a is a chain ring.

3B is a wIIM conveying device that sends the groove Mb scooped up by the scooping device 7 to the return fixing device 8, and is located between the scooping device 7 and the return fixing device 8, and bypasses the mud removal device 9. It is a provision.

In the illustrated example, a detour R having a U-shape in plan is formed in the lower frame 5b from the end of the guide arm 7b of the scooping device 7 to the start of the return station W1ytfi8, and the detour R is used for conveying the groove lid. A large number of rollers 37 are pivotally supported, and each roller 37 is rotated via transmission chains 738 and 39 that are interlocked and connected to the PTO shaft of the machine A.

Although the interlocking structure of each roller 37 of the IM a conveying device 213B and each roller 7c of the scooping device 217 is not shown, it can be constructed by an appropriate means. For example, each roller 37.7
One side of c may be protruded outward and the chain ring may be hung around a chain ring fixed to the protrusion, or gears fixed to the ends of each roller may be meshed via intermediate gears.

Reference numeral 40 designates a mounting plate for a limit switch 41 fixedly installed on the mj section side of the lower machine frame 5b, and an L-shaped receiving plate 42 is attached to the mounting plate 40 through a pin 43 and a compressor 44 so as to be movable forward and backward. The rotational force of the roller 37 causes the groove ib to press and move the L-shaped receiving plate 42 against the bullet 44, and when the L-shaped receiving plate 42 comes into contact with the switch 41 and turns on, the ram of the compound cylinder 45 is turned on. Plate 45a bea2 fixed to al is moved to draw groove Mb toward the roadway P side, and groove ab is connected to L-shaped receiving plate 42.
If it comes off, the restoring force of the bullet 44 will cause Ll! ! ! ! Receiving plate 42
returns to its original position, the switch 41 is turned off, and the plate 45a of the cylinder 45 returns from al to a2, thereby forming an offset mechanism M that displaces the groove Mb from the sidewalk Q side to the roadway P side. ing. Also, on the rear side of the lower machine frame 5b, there is a limit switch 4B similar to the above, an L-shaped receiving plate 47, a bullet 48, and a plate 49a.
An offset mechanism for displacing the groove Mb in the opposite direction, that is, from the roadway P side to the sidewalk Q side, is provided with a double-barrel cylinder 49 and the like. 50 is a tail wheel installed at the rear of the aircraft, and the aircraft frame 5 is rotated by turning the nord 51.
The height can be adjusted forward and backward by rotating the handle 52.
It is now possible to make adjustments.

Figure 10 is a hydraulic circuit diagram in which a hydraulic circuit 53 on the side of one machine and a hydraulic circuit 54 on the side of the gutter remover are connected.
In the figure, 55 is a hydraulic cylinder on the machine side, 56 is a lock valve, 57 is a control valve, 58 is a hydraulic pump, 5
8 is a hydraulic valve, 80 is a transmission case, 81 is a 4-point, 3-position switching valve, 62 is a 4-point, 2-position switching valve, 63
is the flow i*valve.

The gutter removing mud remover aA of this embodiment is a type pulled by an agricultural tractor, and all of the hydraulic pressure, power, and power are introduced from the machine P side, but the gutter removing mud remover aA of the present invention is a self-propelled type. It is also possible to configure

In the above configuration, when starting the mud removal work in the side gutter a, a plurality of grooves Mb covering the side tXIIa on the work starting end side are removed, and the scooping device 7. After positioning and setting each part of the return fixing device W1 device 8 and the mud removing device W19 at predetermined positions in the side ditch a, the machine body is towed by the agricultural tractor B, and each part of the machine body is started to move the machine forward at low speed along the side ditch a. . The groove cover is lifted from the work starting end side by the front guide plate 7a and guide arm 7b of the scooping device 7, and is sequentially sent rearward by the rotational force of a-rough c and 37, The offset mechanism M operates. That is, the groove cover on the front side of the lower machine frame 5b pushes the L-shaped receiving plate 42 against the bullet a44 and contacts the limit switch 41, so the switch 41 is turned on and the double cylinder 45 is shortened from a2 to al. and at the same time groove ab plays) 45af roller 37
The top is pushed out to the roadway P (II. Wab is L-shaped receiving plate 42
When the receiving plate 42 is moved away from the position, the bullet 44 returns the receiving plate 42 to its original position, so the switch 41 is turned OFF and the L cylinder 45 returns from al to a2. The groove cover is further moved by the roller 37 to the lower machine frame 5b.
When the groove cover is moved to the rear side of the road, the offset mechanism x' is activated and the cylinder 49 is shortened from bl to b2, so that the groove cover is pushed back from the roadway P side to the sidewalk Q side. Then, the groove ab moves further rearward, and when it rides on the guide body 8b of the return positioning device 8, it is hit by its own weight! 8c is retracted, the limit switch 8d is ONL, the double cylinder 8e is extended from cl to C2, and IIIMb is fitted back into the opening a' of the side groove a.
When the groove Mb comes off the guide body 8b, it is restored by the bullet 8C, and the switch 8d is turned off, so that the cylinder 8e returns to its original position.

On the other hand, mud etc. C accumulated at the inner bottom of the side gutter a is successively scooped up by the packet conveyor lO of the mud removing device 9 and discharged into the tank l as the machine moves forward. In this way, the groove Mb is scooped up by the scooping device 7, and the upper part of the side gutter opened is a mud removal device! After the cleaning is completed, nMb transferred by the gutter cover conveying device 3B is sequentially fitted back into the gutter portion by the gutter lid return fixing device 8, so that the groove 22b of the gutter a is removed and A series of work steps of cleaning inside a and refitting groove a after cleaning is automatically performed continuously.

Effects of the Invention As described above, the present invention provides a gutter cover scooping device on the forward side in the direction of movement of the aircraft, and a gutter cover return setting device 21 on the rear side, so that the scooping device and the return positioning device face each other. A gutter removal device is installed in the space, and a gutter cover is provided between the scooping device and the return-fixing device to send the gutter cover scooped up by the scooping device to the return-fixing device, bypassing the mud removal device. Since it is equipped with a conveying device, it is possible to perform a series of gutter desilting machines without the need for manpower, such as removing the gutter cover from the gutter, removing and cleaning the inside of the gutter, and refitting the gutter cover after cleaning is completed. Since it can be carried out automatically, it is possible to greatly save labor, and it is also possible to provide a ground-breaking desilting machine for ditches that is highly safe during operation.

[Brief explanation of the drawing]

Fig. 1 is an overall side view showing one embodiment of the present invention, Fig. 2 is a plan view of the same with the desludging device removed, Fig. 3 is a plan view of the desludging device, and Fig. 4 is a hawk-shaped blade. , FIG. 5 is a side view of the same as above, FIGS. 6 and 7 are a plan view and side view showing the mounting structure of the mud removing device, respectively, FIG. 8 is a partially cutaway side view of the offset mechanism, and FIG. Figure 9 is a partially cutaway side view of the return positioning device, Figure 10 is a hydraulic circuit diagram, and Figures 11 to 18 are I
Figure 11 shows a vacuum-type mud removal device.
Figure 12 is a side view of the mud collection box, Figure 13 is a partially cutaway front view of the installation guide plate, Figure 14 ±A rear view of the mud collection box, Figures 15 and 16 are a vertical front view and a vertical side view of the weight, Figure 17 is an explanatory diagram showing the relationship between the mud collection box and the rotary, and Figure 18 is a diagram of the rotary. It is a front view. In the figure, 7 is a scooping device, 8 is a return emplacement device of yJM,
9 is for removing mud? t, 3B is a gutter cover conveying device, a is a side gutter, b is a gutter cover, C is mud, etc. Applicant: Mitsubishi AM Corporation

Claims (1)

[Claims] A gutter cover scooping device is installed on the front side in the direction of movement of the aircraft, and a gutter cover return positioning device is installed on the rear side, and a side gutter sludge removal device is installed in the space facing the scooping device and the return positioning device. ,
A ditch cover conveying device is provided between the scooping device and the returning and fixing device, which transports the ditch cover scooped up by the scooping device to the returning and fixing device, bypassing the mud removing device. Machine.