CN215543151U - Special belt cleaning device of motor car gear box - Google Patents

Abstract

The utility model discloses a special cleaning device for a bullet train gear box, which comprises a movable box, wherein a main oil tank is arranged in the movable box, the main oil tank is provided with an oil outlet pipe and an oil return pipe, the oil outlet pipe and the oil return pipe both extend out of the movable box, the oil outlet pipe is provided with an oil outlet pump, the oil return pipe is provided with an oil return pump and a main filter, an electric heating plate is arranged by surrounding the side wall of the main oil tank, a dismounting mechanism comprises a buckle and a connecting rod, according to press depression bar, elastic component, the horizontal sliding connection of the bottom of the case of movable box has a plurality of buckles, and all buckles surround the electric plate setting, and the electric plate is equipped with be used for with buckle complex pothook, and the lower extreme of all buckles all articulates there is the connecting rod, and the lower extreme of all connecting rods all articulates with the lower extreme according to the depression bar, and the lower extreme according to the depression bar passes through the elastic component to be connected with the bottom of the case of movable box, presses the vertical sliding fit of draw-off hole of the bottom of the case of depression bar and locating the movable box, presses the upper end and the main fuel tank cooperation of depression bar. The utility model can improve the fluidity of the cleaning oil in low-temperature weather and improve the cleaning effect of the cleaning oil on the gear box.

Description

Special belt cleaning device of motor car gear box

Technical Field

The utility model relates to the technical field of motor car gear box maintenance equipment, in particular to a special cleaning device for a motor car gear box.

Background

When the gear box of the bullet train runs, metal powder can be generated due to friction between the gears, and if the metal powder is not cleaned in time, the metal powder can aggravate abrasion of internal components of the gear box, and the service life of the gear box is shortened.

In this regard, chinese patent application No. 201821033878.5 discloses a "gearbox on-line oil washing apparatus", in which, as shown in fig. 1, a traveling box 1, a main oil tank 2, a main filter 3, an oil outlet pump 4, and an oil return pump 5 are included. The movable box 1 is internally provided with a main oil tank 2, a main filter 3, an oil outlet pump 4 and an oil return pump 5. The main oil tank 2 is provided with an oil outlet pipe 21 and an oil return pipe 22, the oil outlet pipe 21 and the oil return pipe 22 extend out of the movable tank 1, the oil outlet pipe 21 is provided with an oil outlet pump 4, and the oil return pipe 22 is provided with an oil return pump 5 and a main filter 3. This patent is when wasing the gear box, with oil pipe 21, return oil pipe 22 and be connected to the import of gear box respectively, on the export of gear box, under the suction of oil pump 4, can carry the washing oil in the main oil tank 2 to wash the gear box in the gear box through oil pipe 21, under the suction of time oil pump 5, the washing oil that has washed the gear box carries the metal powder in the gear box and gets into main filter 3 through returning oil pipe 22 and filter, main filter 3 filters behind the filths such as metal powder in the washing oil, obtain the washing oil that purifies, the washing oil continues to get back to main oil tank 2 through returning oil pipe 22 in, wait for next use.

Although the equipment can clean the gear box of the motor car, in autumn and winter, the cleaning oil can become viscous under the influence of low-temperature weather, so that the flowability of the cleaning oil is reduced, and the lower the temperature is, the poorer the flowability of the cleaning oil is, and the cleaning effect of the cleaning oil on the gear box is reduced.

Therefore, how to improve the fluidity of the cleaning oil in low-temperature weather so as to improve the cleaning effect of the cleaning oil on the gear box is a technical problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the special cleaning device for the bullet train gear box, which can improve the fluidity of cleaning oil in low-temperature weather and improve the cleaning effect of the cleaning oil on the gear box.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a special cleaning device for a bullet train gear box comprises a movable box, a main oil tank, a main filter, an oil outlet pump, an oil return pump, an electric heating plate and a dismounting mechanism, wherein the movable box is internally provided with the main oil tank, the main filter, the oil outlet pump, the oil return pump and the electric heating plate, the main oil tank filled with cleaning oil is provided with an oil outlet pipe and an oil return pipe, the oil outlet pipe and the oil return pipe extend out of the movable box, the oil outlet pump is arranged on the oil outlet pipe, the oil return pipe is provided with the oil return pump and the main filter, the electric heating plate surrounds the side wall of the main oil tank, the dismounting mechanism comprises a buckle, a connecting rod, a pressing rod and an elastic piece, the bottom of the movable box is horizontally and slidably connected with a plurality of buckles, all the buckles surround the electric heating plate, the electric heating plate is provided with a hook matched with the buckle, the lower ends of all buckles are hinged with the connecting rod, the lower ends of all connecting rods are hinged with the lower ends of the pressing rod, the dismounting mechanism is connected with the bottom of the movable box through the elastic piece, the pressing rod is vertically matched with a sliding hole arranged at the bottom of the movable box in a sliding manner, and the upper end of the pressing rod is matched with the main oil tank.

Further, still include constant voltage filter mechanism, constant voltage filter mechanism includes bellytank, constant pressure pump, vice filter return the oil pump with between the main oil tank return to be equipped with bellytank, constant pressure pump, vice filter on the oil pipe in proper order.

Further, the main filter with the secondary filter all includes rose box and filtering component, the import of rose box and the export of rose box all with return oil pipe connection, the up end of rose box is equipped with the filtration jack, and the pore wall of filtering the jack is equipped with the filtration concave part, and filtering component includes filter frame and filter screen, and filter frame and filtration jack cooperation, the inner circle of filter frame are equipped with the filter screen, and in the rose box was located to the filter screen, the upper end of filter frame was equipped with the filtration convex part, filters the convex part and filters the concave part cooperation.

Further, filter the frame including the main frame and the vice frame that set up side by side, the border of filter screen presss from both sides between main frame and vice frame, and the upper end of main frame is equipped with filter the convex part, and main frame is equipped with main frame jack, and vice frame is equipped with vice frame and inserts the post, and vice frame is inserted the post and is equipped with vice frame convex part in the one end of keeping away from vice frame, and vice frame is inserted post and vice frame convex part and all cooperates with main frame jack.

Furthermore, the upper end of the main frame is provided with a filtering and grasping part.

Further, the main filter with the secondary filter all still includes magnetism and inhales the subassembly, and magnetism is inhaled the subassembly and is inhaled frame and magnetic sheet including magnetism, and the inner circle of inhaling the frame is equipped with the magnetic sheet, and the magnetic sheet passes through the fastener and inhales the frame with magnetism and be connected, and the magnetic sheet is equipped with the oilhole, and the magnetic sheet is located in the rose box, the upper end of inhaling the frame is equipped with magnetism and inhales the convex part, and the rose box is equipped with magnetism and inhales the jack, and the pore wall of inhaling the jack is equipped with magnetism and inhales the concave part, and magnetism is inhaled the convex part and is inhaled the concave part cooperation with magnetism.

Furthermore, the upper end of the magnetic frame is provided with a magnetic grasping part.

Furthermore, a protective cover is arranged outside the movable box, the upper end of the protective cover is hinged with the movable box, and the oil outlet pipe and the oil return pipe are arranged in the protective cover at one ends extending out of the movable box.

The utility model has the following beneficial effects:

1. the utility model can heat the cleaning oil in the main oil tank by the electric heating plate in autumn and winter, so as to improve the fluidity of the cleaning oil and help to improve the cleaning effect of the cleaning oil on the gear box.

In addition, the electric heating plate can be taken out of the movable box by only taking the main oil tank out of the surrounding ring of the electric heating plate by using the dismounting mechanism, so that the electric heating plate and the movable box can be dismounted; the clamping hooks at the lower end of the electric heating plate can be blocked by the clamping buckles in the dismounting mechanism only by putting the main oil tank into the surrounding ring of the electric heating plate, so that the electric heating plate cannot be taken out of the movable box, and the assembly of the electric heating plate and the movable box is completed. The electric heating plate and the movable box can be conveniently and quickly disassembled without screws or bolts, tools such as a spanner and a screwdriver are not needed, tool-free disassembly and assembly of the electric heating plate and the movable box can be realized, the disassembly and assembly efficiency of the electric heating plate and the movable box can be improved, the disassembly and assembly of the electric heating plate and the movable box can be conveniently carried out, the maintenance operations such as disassembly, assembly and replacement of the electric heating plate can be facilitated, and the maintenance efficiency can be improved.

2. According to the utility model, the constant-pressure filtering mechanism is arranged, so that metal powder in the cleaning oil can be further filtered on the basis of the main filter, the cleanliness of the cleaning oil is further improved, and the gear box cleaning effect is further improved.

3. The filter assembly provided by the utility model can be installed with the filter box only by pressing the filtering convex part on the filter frame into the filtering concave part of the filter box; the filter assembly and the filter box can be separated only by pulling out the filter convex part on the filter frame from the filter concave part without using screws or bolts, so that tools such as screwdrivers or wrenches are not needed, tool-free disassembly and assembly of the filter assembly and the filter box are realized, the disassembly and assembly efficiency of the filter assembly is improved, the maintenance operation of integral replacement of the filter assembly is facilitated, and the maintenance efficiency of the utility model is further improved.

4. In the filter assembly provided by the utility model, the filter screen and the filter frame can be assembled together only by forcibly extruding the main frame and the auxiliary frame after the filter screen is placed between the main frame and the auxiliary frame of the filter frame; the filter screen and the filter frame can be detached only by breaking the main frame and the auxiliary frame hard and then drawing out the filter screen from between the main frame and the auxiliary frame. Therefore, the filter frame and the filter screen can be conveniently disassembled and assembled, so that the filter frame or the filter screen can be conveniently replaced and other maintenance operations when damaged, and the maintenance efficiency of the utility model can be further improved.

5. According to the utility model, the filtering grasping part is arranged at the upper end of the main frame, so that a grasping position can be provided for a worker to grasp the main frame, the filtering assembly is more convenient to use, and the use of the filtering assembly is further facilitated.

6. The magnetic suction component provided by the utility model can be installed with the filter box only by pressing the magnetic suction convex part on the magnetic suction frame into the magnetic suction concave part of the filter box; the magnetic attraction component and the filter box can be separated only by pulling out the magnetic attraction convex part on the magnetic attraction frame from the magnetic attraction concave part without using screws or bolts, so that tools such as screwdrivers or wrenches are not needed, tool-free disassembly and assembly of the magnetic attraction component and the filter box are realized, the disassembly and assembly efficiency of the magnetic attraction component is improved, the maintenance operation of integral replacement of the magnetic attraction component is facilitated, and the maintenance efficiency is further improved.

7. According to the magnetic attraction component, the magnetic attraction grasping part is arranged at the upper end of the magnetic attraction frame, so that a grasping position can be provided for a worker to grasp the magnetic attraction frame, the magnetic attraction component is more convenient to use, and the magnetic attraction component is further convenient to use.

8. According to the utility model, the protective cover is arranged, so that external dust can be prevented from entering the oil outlet pipe and the oil return pipe to pollute the cleaning oil, the cleanliness of the cleaning oil can be kept, and the cleaning effect of the gear box cleaned by the cleaning oil can be further improved.

Drawings

FIG. 1 is a schematic diagram of a background art configuration;

FIG. 2 is a first schematic structural diagram of a cleaning device special for a bullet train gearbox;

FIG. 3 is a schematic structural diagram II of a cleaning device special for a bullet train gearbox;

FIG. 4 is a first schematic structural diagram of a disassembly and assembly mechanism and a main oil tank;

FIG. 5 is a second schematic structural view of the disassembly and assembly mechanism and the main oil tank;

FIG. 6 is a third schematic structural view of the disassembly and assembly mechanism and the main oil tank;

FIG. 7 is a first schematic structural view of the primary filter;

fig. 8 is a partial enlarged view of fig. 7A;

fig. 9 is a partial enlarged view at fig. 7B;

FIG. 10 is a second schematic structural view of the primary filter;

fig. 11 is a partial enlarged view of fig. 10C.

Description of reference numerals:

1-moving the box to the outside in the box,

11-open mouth, 12-box door, 13-protective cover, 14-long hole, 15-sliding hole,

2-a main oil tank, wherein,

21-an oil outlet pipe, 22-an oil return pipe,

3-the main filter is adopted to filter the waste water,

31-filter box, 311-filter jack, 3111-filter concave part, 312-magnetic jack, 3121-magnetic concave part,

32-filter component, 321-filter frame, 3211-main frame, 32111-filter convex part, 32112-main frame jack, 32113-filter grip part, 3212-auxiliary frame, 32121-auxiliary frame plug column, 321211-auxiliary frame convex part, 322-filter screen,

33-magnetic attraction component, 331-magnetic attraction frame, 3311-magnetic attraction convex part, 3312-magnetic attraction grasping part, 332-magnetic plate, 3321-oil hole,

4-an oil outlet pump for discharging oil,

5-an oil return pump is arranged on the oil return pipe,

6-an electric heating plate, wherein,

a hook 61-a hook,

7-a disassembling and assembling mechanism for assembling and disassembling the steel wire,

71-a buckle, 72-a connecting rod, 73-a pressing rod, 74-an elastic piece,

8-a constant-pressure filtering mechanism is arranged,

81-auxiliary oil tank, 82-constant pressure pump, 83-auxiliary filter.

Detailed Description

For a better understanding of the present invention, reference is made to the following further description taken in conjunction with the accompanying drawings. It is noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

as shown in fig. 2-11, a cleaning device special for a bullet train gear box comprises a movable box 1, a main oil tank 2, an electric hot plate 6, a dismounting mechanism 7, an oil outlet pump 4, an oil return pump 5, a main filter 3 and a constant pressure filtering mechanism 8.

The upper end surface of the movable box 1 is open 11, the upper end surface of the movable box 1 is hinged with a box door 12, and the box door 12 is used for covering the open 11.

The internal storage of main oil tank 2 has cleaning oil, and main oil tank 2 places in removing case 1, and the upper end intercommunication of main oil tank 2 has an oil pipe 21 and returns oil pipe 22, and oil pipe 21 all adopts the hose with returning oil pipe 22, and oil pipe 21 all stretches out removal case 1 in the one end of keeping away from main oil tank 2 back oil pipe 22 in the one end of keeping away from main oil tank 2.

The protective cover 13 is arranged outside the movable box 1, the upper end of the protective cover 13 is hinged with the movable box 1, and the oil outlet pipe 21 and the oil return pipe 22 are arranged in the protective cover 13 at the ends extending out of the movable box 1. Through setting up protection casing 13, can prevent that external dust from entering into oil pipe 21 and time oil pipe 22 and polluting the cleaning oil, be favorable to keeping the cleanliness factor of cleaning oil to be favorable to improving the cleaning performance that cleaning oil washd the gear box.

The electric heating plate 6 is placed in the movable box 1, and the electric heating plate 6 surrounds the side wall of the main oil tank 2.

The detaching mechanism 7 includes a buckle 71, a link 72, a pressing lever 73, and an elastic member 74. The bottom of the movable box 1 is provided with a plurality of long holes 14, and all the long holes 14 are radially distributed by taking the electric heating plate 6 as the center of a circle. One catch 71 is provided in each long hole 14, and the catches 71 can slide along the long holes 14, and since one catch 71 is provided in each long hole 14, the number of the catches 71 is the same as that of the long holes 14, and the electric heating plates 6 are surrounded by all the catches 71. The lower end of the electric heating plate 6 is provided with a hook 61, and the hook 61 can be matched with a buckle 71. The lower ends of all the buckles 71 are hinged with connecting rods 72, the number of the connecting rods 72 is the same as that of the buckles 71, the lower ends of all the connecting rods 72 are hinged with the lower end of a pressing rod 73, the pressing rod 73 can slide up and down in a sliding hole 15 formed in the bottom of the movable box 1, the upper end of the pressing rod 73 extends into the movable box 1 from the sliding hole 15, an elastic piece 74 is a spring, the upper end of the spring is welded and fixed with the bottom of the movable box 1, and the lower end of the spring is welded and fixed with the lower end of the pressing rod 73.

When the electric heating plate 6 is installed, the following operations are required: (1) the worker places the electric heating plate 6 on the bottom of the movable box 1, at this time, the pressing rod 73 is inserted into the movable box 1 from the sliding hole 15 at the bottom of the movable box 1 under the action of upward elastic force of the elastic piece 74, and the upper end of the pressing rod 73 is inserted into the enclosure of the electric heating plate 6, the upper ends of all adjacent connecting rods 72 are farthest away, so that the distance between all adjacent buckles 71 is farthest away; (2) when a worker puts the main oil tank 2 into the surrounding ring of the electric heating plate 6, the electric heating plate 6 surrounds the side wall of the main oil tank 2, and when the main oil tank 2 is put into the surrounding ring of the electric heating plate 6, the main oil tank 2 presses the pressing rod 73 downwards, so that the pressing rod 73 slides downwards in the sliding hole 15 at the bottom of the movable tank 1, the lower end of the pressing rod 73 descends, the upper ends of all the connecting rods 72 hinged with the lower end of the pressing rod 73 approach to the electric heating plate 6, all the buckles 71 approach to the electric heating plate 6, when the main oil tank 2 falls into the bottom of the movable tank 1, the buckles 71 on all the connecting rods 72 are buckled with the buckles 61 at the lower end of the electric heating plate 6, in this state, because the buckles 61 at the lower end of the electric heating plate 6 can be buckled with the buckles 71, so that the buckles 61 at the lower end of the electric heating plate 6 are blocked by the buckles 71, under the condition that the main oil tank 2 is not taken up, the electric heating plates 6 cannot be taken out of the movable box 1, and the installation of the electric heating plates 6 is completed.

When the electric heating plate 6 needs to be disassembled, the following operations need to be carried out: (1) the worker takes up the main oil tank 2 placed in the enclosure of the electric heating plate 6 upwards, so that the pressing rod 73 is not pressed by the main oil tank 2 any more, the pressing rod 73 is inserted into the movable box 1 from the slide hole 15 at the bottom of the movable box 1 under the action of the upward elastic force of the elastic piece 74, the upper end of the pressing rod 73 is inserted into the enclosure of the electric heating plate 6, the lower end of the pressing rod 73 moves upwards, and as the lower end of the pressing rod 73 moves upwards, the upper ends of all the connecting rods 72 hinged with the lower end of the pressing rod 73 are far away from the electric heating plate 6, so that all the buckles 71 are separated from the hooks 61 at the lower end of the electric heating plate 6, and at the moment, the electric heating plate 6 can be taken up from the movable box 1; (2) the staff takes out the electric heating plate 6 from the movable box 1, and then the electric heating plate 6 can be detached.

The assembling and disassembling process of the electric heating plate 6 can be known as follows: by using the dismounting mechanism 7, the electric heating plate 6 can be taken out of the movable box 1 only by taking the main oil tank 2 out of the surrounding ring of the electric heating plate 6, so that the electric heating plate 6 and the movable box 1 can be dismounted; the clamping hook 61 at the lower end of the electric heating plate 6 can be blocked by the clamping buckle 71 in the dismounting mechanism 7 only by putting the main oil tank 2 into the surrounding ring of the electric heating plate 6, so that the electric heating plate 6 can not be taken out of the movable box 1, and the assembly of the electric heating plate 6 and the movable box 1 is completed. Make the dismouting of electric plate 6 and removal case 1 simple and convenient swift, and need not to use screw or bolt to need not to use tools such as spanner, screwdriver, can realize the instrument-free dismouting of electric plate 6 and removal case 1, be favorable to improving the dismouting efficiency of electric plate 6 and removal case 1, made things convenient for the maintenance operations such as the dismouting change that carries on electric plate 6, be favorable to improving maintenance efficiency.

The oil outlet pipe 21 is provided with an oil outlet pump 4, the oil outlet pump 4 is placed in the movable box 1, and the oil outlet pump 4 is fixed at the bottom of the movable box 1 through screws.

An oil return pump 5 is arranged on the oil return pipe 22, the oil return pump 5 is placed in the movable box 1, and the oil return pump 5 is fixed at the bottom of the movable box 1 through screws.

The main filter 3 and the constant pressure filter mechanism 8 are both placed in the moving box 1. The constant pressure filtering mechanism 8 comprises an auxiliary oil tank 81, a constant pressure pump 82 and an auxiliary filter 83, wherein the auxiliary oil tank 81, the constant pressure pump 82 and the auxiliary filter 83 are sequentially arranged on the oil return pipe 22 between the oil return pump 5 and the main oil tank 2. A main filter 3 is installed on a section of the oil return pipe 22 remote from the constant pressure filter mechanism 8.

The main filter 3 and the auxiliary filter 83 each include a filter box 31, a filter assembly 32, and a magnetic attraction assembly 33.

Both the inlet of the filter tank 31 and the outlet of the filter tank 31 communicate with the oil return pipe 22.

The filter assembly 32 includes a filter frame 321 and a filter screen 322, the filter screen 322 is disposed on an inner ring of the filter frame 321, and a filter protrusion 32111 is disposed on an upper end of the filter frame 321. The upper end surface of the filter box 31 is provided with a filter insertion hole 311, the wall of the filter insertion hole 311 is provided with a filter concave portion 3111, the filter frame 321 is engaged with the filter insertion hole 311, and the filter convex portion 32111 is engaged with the filter concave portion 3111.

When installing the filter assembly 32 to the filter tank 31, the following operations are required: the worker grasps one end of the filter frame 321 having the filter protrusion 32111, inserts the filter frame 321 into the filter box 31 from the filter insertion hole 311 of the filter box 31 until the filter protrusion 32111 of the filter frame 321 abuts against the upper end surface of the filter box 31, and then presses the filter frame 321 downward with force to push the filter protrusion 32111 into the filter recess 3111 on the hole wall of the filter insertion hole 311, at which time the middle-lower portion of the filter frame 321 and the filter screen 322 enter the filter box 31.

When the filter assembly 32 needs to be detached from the filter box 31, the following operations need to be performed: the operator pinches the upper end of the filter frame 321, and pulls it upward with force, so that the filter protrusion 32111 at the upper end of the filter frame 321 is disengaged from the filter recess 3111, and the filter frame 321 can slide up and down in the filter insertion hole 311, and the operator then directly takes the filter frame 321 out of the filter insertion hole 311, and the filter assembly 32 can be detached from the filter box 31.

Through the above-mentioned assembly and disassembly processes of the filter assembly 32 and the filter box 31: in the filter assembly 32 of the present embodiment, the filter assembly 32 and the filter box 31 can be mounted together only by pressing the filter protrusions 32111 of the filter frame 321 into the filter recesses 3111 of the filter box 31; only need to extract the protruding portion 32111 that filters on the filter frame 321 from filtering the concave portion 3111, just can separate filter assembly 32 and rose box 31, need not to use screw or bolt to need not to use tools such as screwdriver or spanner, realized filter assembly 32 and rose box 31 and exempted from the instrument dismouting, be favorable to improving filter assembly 32's dismouting efficiency, then conveniently carry out the maintenance operation of filter assembly 32's whole change, be favorable to improving maintenance efficiency.

Further, the filter frame 321 includes a main frame 3211 and an auxiliary frame 3212 which are arranged side by side, the edge of the filter screen 322 is sandwiched between the main frame 3211 and the auxiliary frame 3212, the upper end of the main frame 3211 is provided with the filter protrusion 32111, the main frame 3211 is provided with a main frame insertion hole 32112, the auxiliary frame 3212 is provided with an auxiliary frame insertion post 32121, the auxiliary frame insertion post 32121 is provided with an auxiliary frame protrusion 321211 at one end far away from the auxiliary frame 3212, and the auxiliary frame insertion post 32121 and the auxiliary frame protrusion 321211 are both matched with the main frame insertion hole 32112.

When the filter frame 321 and the filter screen 322 need to be assembled together, the following operations need to be performed: the worker firstly puts the filter screen 322 in the inner ring of the main frame 3211 and puts the edge of the filter screen 322 on the main frame 3211; then, the worker places an auxiliary frame 3212 on the filter screen 322, and the edge of the filter screen 322 is clamped between the main frame 3211 and the auxiliary frame 3212; finally, the worker forcibly presses the main frame 3211 and the sub-frame 3212 to press the sub-frame protrusions 321211 on the sub-frame posts 32121 on the sub-frame 3212 into the main frame insertion holes 32112, so that the edge of the filter screen 322 is tightly sandwiched between the main frame 3211 and the sub-frame 3212, thereby completing the assembly of the filter frame 321 and the filter screen 322.

When the filter frame 321 and the filter screen 322 need to be separated, the following operations need to be performed: the worker breaks the main frame 3211 and the sub-frame 3212 of the filter frame 321 with force, so that the sub-frame posts 32121 and the sub-frame protrusions 321211 on the sub-frame posts 32121 are disengaged from the main frame insertion holes 32112; then the staff can draw out the filter screen 322 between the main frame 3211 and the sub-frame 3212.

The disassembling and assembling process of the filter frame 321 and the filter screen 322 can be known as follows: in the filter assembly 32 provided in this embodiment, the filter screen 322 and the filter frame 321 can be assembled together only by forcibly pressing the main frame 3211 and the sub-frame 3212 after the filter screen 322 is placed between the main frame 3211 and the sub-frame 3212 of the filter frame 321; the main frame 3211 and the sub-frame 3212 are separated by force, and the filter screen 322 is pulled out from between the main frame 3211 and the sub-frame 3212, so that the filter screen 322 and the filter frame 321 can be separated. Thereby made things convenient for the dismouting of filter frame 321 and filter screen 322 to when filter frame 321 or filter screen 322 damaged, conveniently change etc. and maintain the operation, be favorable to improving maintenance efficiency.

Further, a filtering grip 33113 is provided at an upper end of the main frame 3211. The filter grip 33113 provides a gripping location for the worker to grip the main frame 3211, so that the filter assembly 32 is more convenient to use, and thus, the present embodiment is convenient to use.

The magnetic component 33 comprises a magnetic frame 331 and a magnetic plate 332, the magnetic plate 332 is disposed on the inner ring of the magnetic frame 331, the magnetic plate 332 is connected to the magnetic frame 331 through a fastener, the fastener is a screw, the magnetic plate 332 is disposed with an oil hole 3321, and the magnetic protrusion 3311 is disposed on the upper end of the magnetic frame 331. The filter box 31 is provided with a magnetic suction jack 312, a magnetic suction recess 3121 is provided on the hole wall of the magnetic suction jack 312, the magnetic suction frame 331 is matched with the magnetic suction jack 312, and the magnetic suction protrusion 3311 is matched with the magnetic suction recess 3121.

When installing the magnetic attraction component 33 on the filter box 31, the following operations are required: the worker grabs one end of the magnetic frame 331 with the magnetic protrusions 3311, inserts the magnetic frame 331 into the filter box 31 from the magnetic insertion hole 312 of the filter box 31 until the magnetic protrusions 3311 of the magnetic frame 331 abut against the upper end surface of the filter box 31, and then presses the magnetic frame 331 downward with force to make the magnetic protrusions 3311 extrude into the magnetic recesses 3121 on the hole wall of the magnetic insertion hole 312, at this time, the middle lower part of the magnetic frame 331 and the magnetic plate 332 enter the filter box 31.

When the magnetic attraction assembly 33 needs to be detached from the filter box 31, the following operations need to be performed: the worker pinches the upper end of the magnetic frame 331 and pulls it upward hard to disengage the magnetic protrusions 3311 at the upper end of the magnetic frame 331 from the magnetic recesses 3121, so that the magnetic frame 331 can slide up and down in the magnetic insertion hole 312, and the worker can directly pull the magnetic frame 331 upward from the magnetic insertion hole 312, thereby detaching the magnetic assembly 33 from the filter box 31.

Can know through the dismouting process of above-mentioned subassembly 33 and rose box 31 of inhaling of magnetism: the magnetic attraction component 33 provided in this embodiment can mount the magnetic attraction component 33 and the filter box 31 together only by pressing the magnetic attraction convex portion 3311 of the magnetic attraction frame 331 into the magnetic attraction concave portion 3121 of the filter box 31; only need inhale magnetism on the frame 331 and inhale convex part 3311 and extract from magnetism concave part 3121, just can separate magnetism subassembly 33 and rose box 31 of inhaling, need not to use screw or bolt to need not to use tools such as screwdriver or spanner, realized inhaling the instrument-free dismouting of subassembly 33 and rose box 31 of inhaling, be favorable to improving the dismouting efficiency of magnetism subassembly 33, then conveniently inhale the maintenance operation of the whole change of subassembly 33, be favorable to improving maintenance efficiency.

Further, a magnetic grip 3312 is disposed at the upper end of the magnetic frame 331. The magnetic attraction gripping part 3312 is arranged to provide a gripping position for the worker gripping the magnetic attraction frame 331, so that the magnetic attraction component 33 is more convenient to use, and is convenient to use in the embodiment.

In autumn and winter, when the special cleaning device for the bullet train gearbox provided by the embodiment is used for cleaning the gearbox, the following operations are required: (1) the worker lifts the protective cover 13, and the worker connects the oil outlet pipe 21 and the oil return pipe 22 to the inlet of the gear box and the outlet of the gear box respectively; (2) the worker starts the electric heating plate 6 to heat the electric heating plate 6, and the electric heating plate 6 surrounds the side wall of the main oil tank 2, so that the heated electric heating plate 6 transfers heat to the cleaning oil in the main oil tank 2, and the fluidity of the cleaning oil in the main oil tank 2 is improved; (3) the working personnel starts the oil outlet pump 4, the oil return pump 5 and the constant pressure pump 82, under the suction of the oil outlet pump 4, the cleaning oil in the main oil tank 2 can be conveyed into the gear box through the oil outlet pipe 21 to wash the gear box, under the suction of the oil return pump 5, the cleaning oil washed by the gear box carries the metal powder in the gear box to enter the main filter 3 for filtering through the oil return pipe 22, in the main filter 3, the magnetic plate 332 in the filter box 31 adsorbs the metal powder in the cleaning oil, the filter screen 322 in the filter box 31 intercepts the metal powder in the cleaning oil to improve the cleanliness of the cleaning oil, then the cleaning oil continues to enter the auxiliary oil tank 81 in the constant pressure filter mechanism 8 through the oil return pipe 22 for temporary storage, under the suction of the constant pressure pump 82 in the constant pressure filter mechanism 8, the cleaning oil temporarily stored in the auxiliary oil tank 81 continues to enter the auxiliary filter 83 through the oil return pipe 22 for filtering, the cleaning oil filtered by the auxiliary filter 83 returns to the main oil tank 2 for continuous circulation; (4) after the cleaning oil is circulated for many times, the gear box can be cleaned, a worker stops the electric heating plate 6, the oil outlet pump 4, the oil return pump 5 and the constant pressure pump 82, and separates the oil outlet pipe 21 and the oil return pipe 22 from the inlet of the gear box and the outlet of the gear box respectively, so that the gear box can be cleaned.

Through the above process, it can be known that: in the special cleaning device for the bullet train gear box of the embodiment, the cleaning oil in the main oil tank 2 can be heated by the electric heating plate 6 in autumn and winter, so that the fluidity of the cleaning oil is improved, and the cleaning effect of the cleaning oil on the gear box is improved.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (8)

1. A special cleaning device for a bullet train gear box comprises a movable box, a main oil tank, a main filter, an oil outlet pump, an oil return pump, a main oil tank, a main filter, an oil outlet pump and an oil return pump, wherein the main oil tank filled with cleaning oil is provided with an oil outlet pipe and an oil return pipe, the oil outlet pipe and the oil return pipe extend out of the movable box, the oil outlet pipe is provided with the oil outlet pump, the oil return pipe is provided with the oil return pump and the main filter, the special cleaning device is characterized by further comprising an electric heating plate and a dismounting mechanism, the electric heating plate surrounds the side wall of the main oil tank, the dismounting mechanism comprises a buckle, a connecting rod, a pressing rod and an elastic piece, the bottom of the movable box is horizontally and slidably connected with a plurality of buckles, all the buckles surround the electric heating plate, the electric heating plate is provided with a hook matched with the buckle, the lower ends of all the buckles are hinged with the connecting rod, the lower ends of all the connecting rods are hinged with the lower end of the pressing rod, the lower end of the pressing rod is connected with the bottom of the movable box through the elastic piece, the pressing rod is vertically matched with a sliding hole arranged at the bottom of the movable box in a sliding manner, and the upper end of the pressing rod is matched with the main oil tank.

2. The special cleaning device for the bullet train gearbox according to claim 1, further comprising a constant pressure filtering mechanism, wherein the constant pressure filtering mechanism comprises an auxiliary oil tank, a constant pressure pump and an auxiliary filter, and the auxiliary oil tank, the constant pressure pump and the auxiliary filter are sequentially arranged on the oil return pipe between the oil return pump and the main oil tank.

3. The special cleaning device for the motor car gearbox according to claim 2, wherein the main filter and the secondary filter each comprise a filter box and a filter assembly, an inlet of the filter box and an outlet of the filter box are both connected with the oil return pipe, a filter jack is arranged on the upper end face of the filter box, a filter concave portion is arranged on a hole wall of the filter jack, the filter assembly comprises a filter frame and a filter screen, the filter frame is matched with the filter jack, the filter screen is arranged on an inner ring of the filter frame, the filter screen is arranged in the filter box, a filter convex portion is arranged on the upper end of the filter frame, and the filter convex portion is matched with the filter concave portion.

4. The special cleaning device for the bullet train gearbox according to claim 3, wherein the filter frame comprises a main frame and an auxiliary frame which are arranged side by side, the edge of the filter screen is clamped between the main frame and the auxiliary frame, the filter convex part is arranged at the upper end of the main frame, the main frame is provided with a main frame jack, the auxiliary frame is provided with an auxiliary frame insert column, the auxiliary frame insert column is provided with an auxiliary frame convex part at one end far away from the auxiliary frame, and the auxiliary frame insert column and the auxiliary frame convex part are matched with the main frame jack.

5. The special cleaning device for the motor car gearbox as claimed in claim 4, wherein the upper end of the main frame is provided with a filtering grasping part.

6. The special cleaning device for the bullet train gearbox according to claim 3, wherein the main filter and the secondary filter each further comprise a magnetic attraction component, the magnetic attraction component comprises a magnetic attraction frame and a magnetic plate, the inner ring of the magnetic attraction frame is provided with the magnetic plate, the magnetic plate is connected with the magnetic attraction frame through a fastener, the magnetic plate is provided with an oil passing hole, the magnetic plate is arranged in the filter box, the upper end of the magnetic attraction frame is provided with a magnetic attraction convex portion, the filter box is provided with a magnetic attraction jack, the wall of the magnetic attraction jack is provided with a magnetic attraction concave portion, and the magnetic attraction convex portion is matched with the magnetic attraction concave portion.

7. The special cleaning device for the motor car gearbox as claimed in claim 6, wherein the upper end of the magnetic frame is provided with a magnetic grasping portion.

8. The special cleaning device for the motor vehicle gearbox according to any one of claims 1-7, wherein a protective cover is arranged outside the movable box, the upper end of the protective cover is hinged with the movable box, and the oil outlet pipe and the oil return pipe are both arranged in the protective cover at one ends extending out of the movable box and at one ends extending out of the movable box.

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