JP3778777B2 - Dust collector for air blowing work - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention blows and removes various devices attached to the under floor of the vehicle, the dust adhering to the wheel and its peripheral portion by compressed air, and the removed dust etc. to the moving carriage. The present invention relates to a dust collector for an air blowing operation configured to be collected by an installed dust collector.
[0002]
[Prior art]
Conventionally, for example, Japanese Utility Model Publication No. 51-97377 discloses a dust collector configured to blow off dust and the like adhering to a lower part of a vehicle and collect the dust with a dust collector. There are cleaning devices, dry dust collectors for vehicles described in Japanese Utility Model Publication No. 5-43863, and the like.
[0003]
The cleaning device described in the former publication includes a centrifugal projection blower that projects a large amount of small lump-like cleaning material supplied from a supply source under the floor of the vehicle, and a seal member that prevents scattering of the cleaning material. It has a hopper and suction exhaust fan that collects the dust that has fallen due to the projection of the cleaning material and the cleaning material, and is configured to be able to clean the entire under-floor length of the vehicle by relative movement of the vehicle and the centrifugal projection blower. ing.
[0004]
Further, the dry dust collector for a vehicle described in the latter publication is configured such that an electric dust collector of the dry dust collector causes dust generated at the time of operation by running the body of the dry dust collector in a pit provided below the vehicle, It is configured to collect dust using a prefilter and a roll filter.
[0005]
[Problems to be solved by the invention]
However, the cleaning device described in the former publication is a system that sprays cleaning material to remove dirt under the floor, and also recycles this cleaning material, which is comparable to a large factory dedicated to air blowing work. Due to the large and complex structure, the work operation is cumbersome and the work cost is high, there is a problem that the dust attached to the underfloor cannot be easily collected during vehicle maintenance work.
[0006]
Furthermore, since the dry dust collector for vehicles described in the latter publication collects dust using an electric dust collector that sucks dust collected by the cleaning work with a blower and adsorbs it to the dust collecting electrode plate. There is a problem that dust cannot be collected when it is very dirty and a large amount of dust is generated, and the maintenance of the dust collector electrode plate is very troublesome, and there is a problem that is not suitable for cleaning under the floor of the vehicle. .
[0007]
Therefore, the technical problem of the present invention is to collect the dust and the like adhering to the lower floor portion of the vehicle with compressed air while collecting the dust and the like floating by the blowing with a dust collector mounted on the movable carriage. In a dust device, the entire device should not be made as large as possible, and dust should be reliably collected by relatively simple equipment.
[0008]
[Means for Solving the Problems]
(1) In order to solve the above technical problem, in the present invention, as described in the first aspect of the present invention, dust or the like adhering to the under-floor portion of the vehicle is removed by blowing with compressed air, and this is removed and floated. An air blowing dust collector configured to collect dust and the like to be collected by a dust collector mounted on a movable carriage, wherein the vehicle is supported by a support member at a predetermined height from a floor surface. A side moving carriage capable of moving a moving carriage carrying the dust collector along a lower side surface of the vehicle supported at a predetermined height on a track provided on a floor surface below the side surface of the vehicle. together constituting the dust collector to be mounted on the side moving truck, widely largely opened the dust suction port toward a side of the vehicle, and filter to collect dust inside, with respect to the suction ports Through the filter A blower on the suction force, a filter-type dust collector that includes a dust removing device and the like dust adhering to the filter can be brushed off on the lower side of the dust box, and an upper surface of the wide large open dust suction port right On both sides, there are provided guide plates that guide dust collected from the underfloor portion of the vehicle and blow it intensively to the dust suction port, and the side moving carriage has the filter type dust collector. It is characterized by the provision of a lifter device with adjustable vertical height .
[0009]
According to the means described in the above (1), no water supply / drainage facilities or large-scale facilities are required, and a completely dry cleaning operation is possible. While moving the dust collector along the lower side, dirt on the lower floor of the vehicle can be easily cleaned using an air gun, etc., and a filter and a dust removal device for removing it can be installed in the dust collector. In addition, it is possible to collect dust and filter dust, so that all cleaning operations can be carried out consistently and continuously without interrupting the cleaning operation on the way. Make sure that dust collected by blowing from the bottom of the floor in the horizontal or lower direction is sucked from the wide and wide open dust suction port of the dust collector that moves along the lower side of the vehicle. To function.
[0010]
Further, according to the means described in the above (1), dust or the like removed by blowing from the under floor portion of the vehicle can be removed from a widely opened dust suction port without providing a special hood or duct. It can be directly sucked into the filter turbo box and collected by the filter (dust collection). It can take up a large area of the filter, and it is directly connected and has low air resistance. Even when dust or the like is removed by blowing, dust can be easily collected.
[0011]
Further, according to the means described in the above (1), since the guide plates are attached to the upper surface of the dust suction port and the left and right side surfaces of the dust collector which are widely opened, these guide plates are removed by blowing from the under floor of the vehicle. The collected dust can be intensively sucked into the suction port and collected by the filter, and the height of the dust collector can be adjusted with the lifter device to adjust the height of the vehicle and the cleaning area. Accordingly, the height of the dust collector can be adjusted freely, so that the dust and the like removed by blowing can be reliably collected by the filter.
[0012]
(2) Further, according to the present invention, as described in the second aspect, the vehicle is configured to be supported at a predetermined height from the floor surface by the support member, while the moving carriage mounted with the dust collector is a vehicle. A side moving carriage that can move along a lower side surface of the vehicle supported at a predetermined height on a track provided on the floor surface below the side surface of the vehicle, and a pit provided on the lower side of the vehicle or, between the support member, together constituting the the bottom portion movable carriage which can move along the bottom surface of the vehicle, this or the like dust collector mounted to each mobile carriage, towards the side or bottom of the vehicle The dust suction port is opened wide and wide, and a filter that collects dust and the like inside, a blower that exerts a suction force on the suction port through the filter, and dust attached to the filter on the lower side. Trashed into dust box It is filter-type dust collector that includes a filtration apparatus that can, and, on the upper surface and left and right sides of the wide large open dust suction port of the filter dust collector mounted in the side movable cart, the floor portion of the vehicle A lifter is provided with a guide plate that guides the dust that has been blown off and concentratedly sucked into the dust suction port, and the side movable carriage has an adjustable vertical height of the filter type dust collector. It is characterized by providing a device .
[0013]
According to the means described in the above (2), it is not necessary to supply / drainage facilities or large-scale facilities, and a completely dry cleaning operation is possible. While moving the dust collector along the lower side and bottom, respectively, dirt on the lower floor of the vehicle can be easily cleaned using an air gun, etc., and a filter and a dust removal device for removing this are provided in each dust collector. This makes it possible to collect dust on the spot and remove dust from the filter, enabling all cleaning operations to proceed continuously and continuously without interrupting the cleaning operation. Dust that has been blown away from the bottom of the vehicle in the horizontal or lower direction by jetting is sucked from the wide and widely open dust suction port of each dust collector that moves along the bottom side and bottom of the vehicle. It makes it possible to really dust collection.
[0014]
Further, according to the means described in (2), in the side movable carriage, as described above, the guide plate is attached to the upper surface and left and right side surfaces of the wide large open dust suction port of the dust collecting machine, dust collector Since the height is adjustable by the lifter device, the same effect as described in the paragraphs “0010” and “0011” is exhibited, and the dust and the like removed by blowing are reliably collected in the filter. Can be dusty.
[0015]
(3) In the present invention, as described in claim 3, as the dust removing device, a pulse jet type dust removing device that removes dust by blowing compressed air into a filter is used, and compressed air is sent to the dust removing device. An air compressor is provided inside the dust collector and in the flow path of the exhaust airflow of the blower.
[0016]
According to the means described in (3) above, not only can the dust attached to the filter be removed by blowing compressed air to prevent clogging of the filter, but also a compressor for supplying compressed air, and a compressed air supply In order to cool the tube using the exhaust air from the blower, the moisture contained in the compressed air injected to the filter is condensed, and the compressed air with good quality separated from the moisture is injected to the filter side. enable.
[0017]
( 4 ) Further, according to the present invention, as described in claim 4 , the power supply cord for the blower and the compressor that can be adjusted in length freely according to the travel movement is connected to the movable carriage. In addition, as a support member for supporting the vehicle at a predetermined height from the floor surface, a support member in the form of a column, in which a rail for placing and moving the vehicle on the upper surface is laid, or a jack device that allows the vehicle to move up and down It is characterized by using.
[0018]
According to the means described in ( 4 ) above, since the power cord of the blower or the compressor is connected to the power source side using a so-called auto reel, the cord is entangled with or attached to the moving carriage. No need to worry about cleaning the power cord, and the cleaning work can be carried out smoothly. In addition, a large amount of power that cannot be achieved with a battery or the like can be supplied to the blower or compressor, so a relatively large blower or compressor is installed. Thus, it is possible to improve the performance of the dust collector.
[0019]
Furthermore, according to the means described in the above ( 4 ), it is possible to support the vehicle at a predetermined height from the floor surface, and to easily remove dust and the like adhering to the lower floor portion to collect dust. To.
[0020]
DETAILED DESCRIPTION OF THE INVENTION
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a dust collector for an air blowing work according to the present invention will be described below with reference to the drawings. FIG. 1 is a configuration diagram illustrating a use state of the present invention, in which MC is a railway vehicle and MA is a wheel. The underfloor portion including MR, CT and CT are support members having a column structure with rails RW and RW laid on the upper surface (referred to as candle pits in the field), and the vehicle MC is provided with these support members CT and CT. As shown in the drawing, it is supported at a predetermined height from the floor surface F, and various maintenances including cleaning are performed, but this support member CT, CT is replaced by the reference numeral CT ′ in the drawing. The support member having the jack structure may be applied to both sides of the vehicle MC (one is omitted in the drawing) to support the vehicle MC by lifting it up to a predetermined height, and the selection thereof is arbitrary.
[0021]
AG is an air gun that is held by a worker or attached to a dedicated operation arm. This air gun AG is sent from a compressor (not shown) through a supply pipe PH, a coupler HZ, and an air hose AH. By blowing the coming compressed air vigorously into the under-floor MA portion of the vehicle MC, dust attached to various under-floor MA devices, wheels MR, and the like are blown out and removed. The structure is such that dust or the like is blown off to the lower side of the vehicle MC or to the opposite side (right side in the drawing).
[0022]
Further, in the figure, reference numerals 1 and 30 generally indicate that the side movement is configured such that the vehicle MC can travel along the vehicle MC on the floor opposite to the worker across the vehicle MC. On the floor surface between the dust collector and each of the support members CT, CT, or CT ′, CT ′, or in a pit (not shown) formed on the floor surface F, is a portion of the vehicle MC under the floor MA. It is a bottom moving dust collector configured to be freely movable along, and each of the dust collectors 1 and 30 is mounted on a moving carriage described below. In a normal case, the moving carriage including the side moving dust collector 1 is a driver. The mobile trolley equipped with the bottom moving dust collector 30 has a structure that is remotely operated by radio. In the invention according to claim 1, the side moving dust collector 1 is used, and in the invention according to claim 2, the two dust collectors of the side moving dust collector 1 and the bottom moving dust collector 30 are used. It is configured.
[0023]
Next, the configuration of the side moving dust collector 1 will be described based on the description of the side view shown in FIG. 1, the front view shown in FIG. 2, and the plan view shown in FIG. Is a side moving carriage 4S provided with wheels 3 and 3 for moving back and forth, a driver seat provided at the tip of the moving carriage 2, and a control board 4 provided with an operation panel in the driver seat 4S; An operation handle 4A, a handle lock lever 4B, a rearview mirror 4C, and a rotating lamp 4D are provided.
[0024]
Further, in the figure, 5 and 5 are guide pins provided on the front and rear bottom portions of the side movable carriage 2, FA is a guide pit formed on the floor surface F, and the guide pins 5 and 5 are fitted into the guide pit FA. The side moving carriage 2 is configured to travel along the side surface of the vehicle MC according to the guide pit FA.
[0025]
Reference numeral 6 denotes a machine base provided at the end of the mobile carriage 2 opposite to the driver's seat 4S. A charger 7 and a battery box 8 are attached to the machine base 6, and a lower part thereof is attached to the machine base 6. A motor 3M with a brake for driving and rotating the wheel 3 and a differential mission 3A are attached. Further, an auto reel 9 wound with a power cord 35R (FIG. 6) and a rotating lamp 10 are attached to the upper part of the machine base 6 and provided on the base 2A of the side moving carriage 2 configured in this way. The side moving dust collector 1 described above is mounted on the lifter device 11 so as to be adjustable in height.
[0026]
Further, in FIGS. 1 to 3, reference numerals 12 and 12 denote containers constituting the side moving dust collector 1, and the interior of each of these containers 12 is exhausted in order from the top by partition plates 15, 16Z and 19. The chamber 14, the dust removal chamber 16, the film turbo box 17, and the dust box 18 are partitioned. The uppermost exhaust chamber 14 flows toward the dust suction blower fan 13 rotated by the motor 13 </ b> M and the exhaust port 13 </ b> H. An air compressor 16H for a dust removing device, which will be described later, is provided in the flow path of the exhaust air flow of the blower fan 13, and the air compressor 16H is cooled by the exhaust of the blower fan 13 to remove compressed air for dust removal. It is comprised so that the water | moisture content contained in may be condensed.
[0027]
17F... Is a filter provided in each filter box 17, and the side surface (front surface) of the filter box 17 is formed as a dust suction port 17A that opens directly and widely, and is generated by the rotation of the blower fan 13. The dust suction port 17A is applied to the dust suction port 17A, and the dust or the like which is blown off in the right lateral direction in FIG. The guide plates 20, 21, and 21 provided on the left and right sides are guided and concentratedly sucked into the dust suction port 17 </ b> A, and this is collected by the filters 17 </ b> F.
[0028]
Further, as shown in FIG. 1, each dust removal chamber 16 described above is supplied with blowpipe 16P for injecting dust removal air, and compressed dust removal air sent from the air compressor 16H through the air tube 16 ″. A pulse jet type dust removing device composed of a header pipe 16 'supplied to the blow pipe 16P is incorporated, and compressed air is blown from the blow pipe 16P into each filter 17F periodically or based on detection of pressure loss. The dust or the like adhering to the outer surface of the filter 17F is configured to be removed into the lower dust box 18.
[0029]
Next, the configuration of the bottom moving dust collector 30 that is remotely operated by radio will be described with reference to the plan view shown in FIG. 4 and the front view shown in FIG. 5. In FIG. A bottom moving carriage configured to be able to travel and move along the under floor MA of the vehicle MC by remote control between the support members CT and CT (FIG. 1), 30R and 30R are wheels for the movement, and 34 is an end of the moving carriage 30H. Auto-reel provided in the section, 30T, 30T are the bodies of the bottom moving dust collector 30 mounted on the movable carriage 30H, 30X is a partition wall provided between the left and right bodies 30T, 30T, and a driving device for traveling The radio control device is omitted in the drawing.
[0030]
Each container 30T is partitioned into an exhaust chamber 31, a dust removal chamber 32, and a film turbo box 33 in a lateral direction by partition plates 31A and 32A as shown in the figure, and the outermost exhaust chamber 31 is rotated by a motor 31M. A blower fan 31F, a fan case 31H containing the blower fan 31F, and an air compressor 32H and an air tube 32 for a pulse jet type dust removing device, which will be described later, in a state where the blower fan 31F is positioned in the flow path of the exhaust airflow of the blower fan 31F. "Is provided, and the air compressor 32H and the air tube 32" are cooled by the exhaust of the blower fan 31F to condense moisture contained in the compressed air for dust removal.
[0031]
33F is a filter provided in each filter box 33, and the upper surface of the filter turbo-box 33 is formed as a dust suction port 33A which is directly and widely opened as a whole, and has a suction action generated by the rotation of the blower fan 31F. The dust or the like which is blown and blown downward in FIG. 1 from the underfloor MA portion of the vehicle MC by the compressed air injected from the air gun AG on the dust suction port 33A is greatly opened upward. The dust suction port 33A is directly sucked and the filters 33F are directly collected.
[0032]
Further, as shown in the drawing, each of the dust removing chambers 32 is supplied with a blow pipe 32P for injecting dust removing air and compressed air for dust removal sent from the air compressor 32H through an air tube 32 ″. A pulse jet type dust removing device comprising a header pipe 32 'to be supplied to 32P is incorporated, and by blowing compressed air from each blow pipe 32P into each filter 33F periodically or based on detection of pressure loss, the filter 33F The dust and the like adhering to the outer surface of the dust box are configured to be removed to the lower dust box 33K.
[0033]
FIG. 6 illustrates the configuration of a cord automatic winding device provided with an auto reel 34. 35R is a power cord of the air compressor 32H and the blower motor 31M having the root end wound around the auto reel 34 side. The root end side is wound around the auto reel 34 provided with the return spring 34S, and the plug 37 is connected to the distal end side of the power cord 35R which is conducted to the wiring 35 (FIG. 4) side. After the tip side is passed over the roller 36 provided on the floor F, the plug 37 is inserted into and connected to the power outlet 38 provided on the fixed portion 38A, thereby driving the air compressor 32H and the blower motor 31M, respectively. The power cord 35R can be pulled out from the auto reel 34 according to the movement of the moving carriage 30H. The by or to automatically wound, has a mechanism to improve the settlement of the power cord 35R.
[0034]
In FIG. 6, only the automatic cord winding device provided in the bottom moving dust collector 30 is described. However, by providing the above-described side moving dust collector 1 with an auto reel 9 as shown in FIG. In the same manner as shown in FIG. 6, the power cord of the air compressor 16H and the blower motor 13M can be automatically wound.
[0035]
Since the dust collector for an air blowing work according to the present invention is configured as described above, the dust adhering to the under-floor MA portion of the vehicle MC is removed by blowing with compressed air sprayed from the air gun AG. The dust can be collected by the side moving dust collector 1 or the bottom moving dust collector 30 installed on the side and bottom of the dust box. In the present invention, the filter box 17 33, the dust suction ports 17A and 33A are opened wide and wide, and dust or the like sucked from the suction ports 17A and 33A is directly collected in the filters 17F and 33F by the suction action by the rotation of the blower fans 13 and 31F. Each of the dust boxes can be separated by compressed air jetted from the blow pipes 16P and 32P. Since a filter type dust collector that can be wiped down to 18,33K is used, even if a large amount of dust is blown away from the MA under the floor at once, this can be collected easily and reliably. Can be dusty.
[0036]
【The invention's effect】
As described above, according to the dust collector for an air blowing work according to the present invention, it is not necessary to transport the vehicle to a large factory dedicated to air blowing work. The dust that has been removed from the air can be reliably collected while moving the dust collector along the side and bottom of the vehicle, and the overall structure of the device is simple and relatively easy to use. Can demonstrate its sexuality .
[0037]
In addition, according to the present invention, the dust suction port of the dust collector is greatly opened, and the guide plates are attached to the upper surface and both the left and right side surfaces of the dust suction port so that each guide plate is blown from the bottom of the vehicle floor. The dust that has been removed can be intensively sucked into the suction port, and even when a large amount of dust is blown away at once, the advantage that it can be easily collected can be exhibited. Combined with the point that the height of the dust collector can be adjusted to suit the vehicle and the power cord is easy to clean, it is suitable for use in cleaning various vehicles. Is.
[Brief description of the drawings]
FIG. 1 is a configuration diagram illustrating the whole of a dust collector for an air blowing work according to the present invention.
FIG. 2 is a front view of a side moving dust collector used in the present invention.
FIG. 3 is a plan view of the side moving dust collector.
FIG. 4 is a plan view of a bottom moving dust collector used in the present invention.
FIG. 5 is a front view of the bottom moving dust collector.
FIG. 6 is a configuration diagram of an auto reel device portion.
[Explanation of symbols]
MC Vehicle MA Underfloor CT, CT 'Support member AG Air gun F Floor 1 Side moving dust collector
11 Lifter device
20, 21 Guide plate 30 Bottom moving dust collector 2, 30H Moving cart 2, 30T Body 9, 34 Auto reel 13, 31F Blower fan 16H, 32H Air compressor 16P, 32P Blow pipe 17, 33 Fil turbo tux 17A, 33A Dust suction port 17F, 33F Filter 35R Power cord

Claims (4)

This is a dust collector for air blowing work that is configured to remove dust and the like adhering to the under floor portion of the vehicle with compressed air and collect the removed and suspended dust with a dust collector mounted on a moving carriage. And
The vehicle is configured to be supported at a predetermined height from the floor surface by a support member, while the moving carriage on which the dust collector is mounted is placed on a track provided on the floor surface below the side surface of the vehicle at a predetermined height. together constituting the side movable cart which can be moved along the lower side surface of the supported the vehicle is, the dust collector to be mounted on the side moving truck, wide large dust suction port toward a side of the vehicle A filter that opens and collects dust etc. inside, a blower that exerts a suction force on the suction port through the filter, and a dust remover that can remove dust attached to the filter to the lower dust box a filter type dust collector having a preparative, and, on the upper surface and left and right sides of the wide large open dust suction port, gas and dust coming into gas blown removed from under the floor portion of the vehicle And de, the guide plate for intensively sucked into the dust suction port is provided, the said side movable carriage, characterized in that a lifter apparatus freely adjust the height of the upper and lower of the filter dust collector Dust collector for air blowing work. This is a dust collector for air blowing work that is configured to remove dust and the like adhering to the under floor portion of the vehicle with compressed air and collect the removed and suspended dust with a dust collector mounted on a moving carriage. And
The vehicle is configured to be supported at a predetermined height from the floor surface by a support member, while the moving carriage on which the dust collector is mounted is placed on a track provided on the floor surface below the side surface of the vehicle at a predetermined height. A side moving carriage that can move along the lower side surface of the vehicle supported by the vehicle and a pit provided on the lower side of the vehicle or between the support members along the bottom surface of the vehicle. together constituting the the bottom portion moving carriage that can move, the dust collector to be mounted thereto such as each mobile carriage is widely largely opened the dust suction port toward the side or bottom of the vehicle, and, inside dust Filter-type dust collector equipped with a filter that collects dust, a blower that exerts a suction force through the filter to the suction port, and a dust removal device that can remove dust adhering to the filter to the lower dust box , And the and on the upper surface and left and right sides of the wide large open dust suction port of the filter dust collector mounted in the side movable carrier, to guide the dust coming into gas blown removed from under the floor portion of the vehicle An air blowing operation characterized in that a guide plate for intensive suction is provided in the dust suction port, and a lifter device in which the vertical height of the filter type dust collector is adjustable is provided in the side moving carriage. Dust collector.   As the dust remover, a pulse jet dust remover that blows compressed air into a filter and removes dust is used. The dust collector for an air blowing work according to claim 1 or 2, wherein the dust collector is provided in a flow passage.   The power supply cord for the blower and the compressor which can be adjusted to extend and contract according to the traveling movement is connected to the mobile carriage, and the vehicle is supported at a predetermined height from the floor. The air blower according to claim 1 or 2, wherein as the member, a support member in the form of a column having a rail on which a vehicle is placed and moved on an upper surface is used, or a jack device in which the vehicle is movable up and down. Dust collector for work.

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