CN214084474U - Rear axle box access cover of mining dump truck with electric wheels - Google Patents
Rear axle box access cover of mining dump truck with electric wheels Download PDFInfo
- Publication number
- CN214084474U CN214084474U CN202022648263.7U CN202022648263U CN214084474U CN 214084474 U CN214084474 U CN 214084474U CN 202022648263 U CN202022648263 U CN 202022648263U CN 214084474 U CN214084474 U CN 214084474U
- Authority
- CN
- China
- Prior art keywords
- access cover
- fixedly connected
- axle box
- rear axle
- dump truck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Handcart (AREA)
Abstract
The utility model discloses a mining dump truck rear axle case access cover of electronic round of belongs to the engineering machine tool field, including access cover and apron, the bottom fixedly connected with support on access cover surface, the support articulates through round pin axle assembly has the connecting rod, the other end and the apron fixed connection of connecting rod, it has the gag lever post to run through between the both sides of connecting rod, the fixed footboard of top fixedly connected with one-level on apron surface, the fixed footboard of bottom fixedly connected with second grade on apron surface, the both sides of the fixed footboard of second grade all articulate through the pivot assembly has link plate, two the folding footboard of fixedly connected with between the bottom of link plate. The utility model discloses a loosen the locking handle, make locking handle and clamp plate phase separation, open the apron promptly, operate on the contrary when closing, easy operation is swift, makes things convenient for the maintainer to open and close the apron, and the device is provided with folding footboard simultaneously, expansion that can be nimble with pack up to make things convenient for the maintainer to maintain.
Description
Technical Field
The utility model relates to an engineering machine tool field, specificly relates to a mining dump truck rear axle case access cover of electronic round.
Background
The mining dump truck with the electric wheels adopts an electric transmission type, the whole truck is driven by two electric wheels arranged on two sides of a rear axle box, the mining dump truck with the electric wheels has large load capacity, the diameter of the electric wheels is large, meanwhile, a traveling and parking brake, a hydraulic valve block, a pipeline, a lubricating pipeline and other devices are further arranged on the inner side of the rear axle box, therefore, the diameter of the rear axle box is correspondingly large, and for the purpose of meeting the entering of maintenance personnel, an access hole is formed in the rear side of the rear axle box, the maintenance personnel can conveniently enter the rear axle box regularly to check and maintain the equipment, but foreign matters can enter the rear axle box in the running process of the truck, and the access hole is provided with an access cover.
The existing rear axle box has large ground clearance, the access hole on the rear axle box is higher than the ground, people are difficult to directly enter the rear axle box from the ground, when the people need to enter the inner side of the rear axle box, devices such as a climbing ladder and the like need to be specially placed between the access hole and the ground, and because the mining dump truck is operated in the field, when the mining dump truck fails and parks, the mining dump truck is very difficult to enter the rear axle box without an auxiliary device.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide an electronic round of mining dump truck rear axle case access cover, when can effectively solve current rear axle case and need get into the rear axle incasement side, will place the problem of devices such as ascending a ladder between access hole and ground specially.
2. Technical scheme
In order to solve the above problem, the utility model adopts the following technical scheme:
the rear axle box access cover of the mining dump truck with the electric wheels comprises an access cover and a cover plate, wherein a support is fixedly connected to the bottom of the surface of the access cover, the support is hinged with a connecting rod through a pin shaft assembly, the other end of the connecting rod is fixedly connected with the cover plate, a limiting rod penetrates through the two sides of the connecting rod, a first-stage fixed pedal is fixedly connected to the top of the surface of the cover plate, a second-stage fixed pedal is fixedly connected to the bottom of the surface of the cover plate, connecting plates are hinged to the two sides of the second-stage fixed pedal through a rotating shaft assembly, a folding pedal is fixedly connected between the bottoms of the two connecting plates, butterfly bolts are connected to the tops of the two sides of the folding pedal through threaded seats, supporting plates are fixedly connected to the two sides of the second-stage fixed pedal, a limiting block is arranged on one side, away from the two supporting plates, and fixing seats are fixedly connected to the two sides of the surface of the access cover plate, the inside of two fixing bases is all rotated and is connected with the locking handle, the both sides of apron back bottom all are provided with the clamp plate, locking handle and clamp plate looks adaptation.
Preferably, the surface of the access cover is provided with a bridge box access opening, and the outer diameter of the bridge box access opening is matched with the inner diameter of the cover plate.
Preferably, the surface of the access cover is provided with handrails at intervals outside the access entrance of the bridge box.
Preferably, the tops of the first-stage fixed pedal, the second-stage fixed pedal and the folding pedal are provided with anti-skidding structures.
Preferably, the connecting plate comprises a connecting plate inner side surface, and the butterfly bolt comprises a butterfly bolt end surface.
Preferably, the support plate comprises a support plate top surface.
3. Advantageous effects
The utility model discloses an install locking handle and clamp plate, loosen locking handle, make locking handle and clamp plate phase separation, open the apron promptly, operate on the contrary when closing, easy operation is swift, makes things convenient for the maintainer to open and close the apron.
The utility model discloses an install the gag lever post, after the apron rotates certain angle, the gag lever post can support with the support, and the access cover realizes spacingly promptly, can not continue rotatoryly, and the apron reaches suitable angle with the access cover this moment, makes things convenient for the maintainer to scramble.
The utility model discloses an install even board, rotate even board, make even board revolute shaft assembly and rotate, even the stopper in even board and the backup pad even links the board stall, folding footboard is rotated to the below of the fixed footboard of second grade along with even board this moment, is about to the footboard expansion to be used for the maintainer to upwards scramble.
The utility model discloses an install butterfly bolt, after turning back to the normal position folding footboard, through screw thread seat to internal rotation butterfly bolt to make butterfly bolt's butterfly bolt terminal surface pass even the linking inboard surface of linking the board, even butterfly bolt blocks the backup pad top surface, thereby fix folding footboard.
The utility model discloses an install anti-skidding structure, landing when preventing that the maintainer from climbing along the footboard upwards to and through installing the handrail, be used for grasping when the maintainer upwards scrambles, provide a holding power, finally make the maintainer overhaul the entry through the axle case and get into electronic round mining dump truck rear axle case, align and overhaul.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the access cover of the present invention when closed;
FIG. 3 is a schematic view of the three-dimensional structure of the access cover of the present invention when it is deployed;
fig. 4 is a schematic perspective view of the access cover of fig. 3 in an unfolded state and the foldable step of fig. 3 in an unfolded state.
Reference numerals: 1. an access cover; 2. locking the handle; 3. a bridge box maintenance entrance; 4. a fixed seat; 5. a support; 6. a cover plate; 7. a connecting rod; 8. a limiting rod; 9. a pin shaft assembly; 10. pressing a plate; 11. a first-stage fixed pedal; 12. a secondary fixed pedal; 13. folding the pedal; 14. connecting plates; 15. a butterfly bolt; 16. a threaded seat; 17. a support plate; 18. the inner side of the connecting plate; 19. butterfly bolt end face; 20. a top surface of the support plate; 21. a rotating shaft assembly; 22. a limiting block; 23. a handrail; 24. and (4) an anti-skid structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment:
the rear axle box access cover of the mining dump truck with the electric wheels comprises an access cover 1 and a cover plate 6, wherein the bottom of the surface of the access cover 1 is fixedly connected with a support 5, the support 5 is hinged with a connecting rod 7 through a pin shaft assembly 9, the other end of the connecting rod 7 is fixedly connected with the cover plate 6, a limiting rod 8 penetrates through the two sides of the connecting rod 7, the top of the surface of the cover plate 6 is fixedly connected with a first-stage fixed pedal 11, the bottom of the surface of the cover plate 6 is fixedly connected with a second-stage fixed pedal 12, the two sides of the second-stage fixed pedal 12 are both hinged with connecting plates 14 through a rotating shaft assembly 21, a folding pedal 13 is fixedly connected between the bottoms of the two connecting plates 14, the tops of the two sides of the folding pedal 13 are both in threaded connection with butterfly bolts 15 through threaded seats 16, the two sides of the second-stage fixed pedal 12 are both fixedly connected with supporting plates 17, and one side, away from the two supporting plates 17, is provided with a limiting block 22, equal fixedly connected with fixing base 4 in both sides on access cover 1 surface, two the inside of fixing base 4 is all rotated and is connected with locking handle 2, the both sides of 6 back bottoms of apron all are provided with clamp plate 10, locking handle 2 and clamp plate 10 looks adaptations open apron 6, rotate to certain angle after as apron 6, gag lever post 8 can support with support 5 to prevent apron 6 to continue to rotate downwards, then rotate the butterfly bolt 15 of even board 14 both sides, thereby can rotate even board 14, until even stopper 22 on even board 14 and the backup pad 17, even board 14 stall links, maintainer holds handrail 23 through the hand power, the foot is through stepping on folding footboard 13, second grade fixed footboard 12 and the fixed footboard 11 of one-level in proper order and upwards removing.
The surface of the access cover 1 is provided with a bridge box access opening 3, the outer diameter of the bridge box access opening 3 is matched with the inner diameter of the cover plate 6, the bridge box access opening 3 is separated from the cover plate 6, so that an maintainer can enter the rear bridge box of the mining dump truck with the electric wheels through the bridge box access opening 3, and finally the maintenance is finished.
The surface of the access cover 1 and the outer side of the access entrance 3 of the bridge box are provided with handrails 23 at intervals, and the handrails 23 are installed and used for being grabbed when an maintainer climbs upwards to provide supporting force.
The top of the one-level fixed pedal 11, the two-level fixed pedal 12 and the folding pedal 13 is provided with an anti-skidding structure 24, and the anti-skidding structure 24 prevents maintainers from skidding when climbing upwards along the pedals.
The connecting plate 14 comprises a connecting plate inner side surface 18, the butterfly bolt 15 comprises a butterfly bolt end surface 19, and the butterfly bolt 15 is rotated to enable the butterfly bolt end surface 19 of the butterfly bolt 15 to penetrate through the connecting plate inner side surface 18 of the connecting plate 14.
The support plate 17 includes a support plate top surface 20, and a thumb bolt end surface 19 passes through the link plate inner side surface 18 of the link plate 14, even if the thumb bolt 15 is caught by the support plate top surface 20, thereby fixing the foldable pedal 13.
The working principle is as follows: when the folding type mining dump truck is used, firstly, the locking handle 2 is loosened, the locking handle 2 is separated from the pressing plate 10, so that the cover plate 6 is opened, the cover plate 6 rotates around the pin shaft assembly 9 through the connecting rod 7, after the cover plate 6 rotates to a certain angle, the limiting rod 8 is abutted against the support 5, so that the cover plate 6 is prevented from continuously rotating downwards, then, the butterfly bolts 15 on the two sides of the connecting plate 14 are rotated, the butterfly bolts 15 are locked with screw holes on the connecting plate 14, so that the connecting plate 14 can be rotated, the connecting plate 14 rotates around the shaft assembly 21 until the connecting plate 14 and the limiting block 22 on the supporting plate 17, even if the connecting plate 14 stops rotating, at the moment, the folding pedal 13 rotates to the lower part of the second-level fixed pedal 12 along with the connecting plate 14, a maintenance worker pulls the handrail 23 by hand, the foot sequentially steps on the folding pedal 13, the second-level fixed pedal 12 and the first-level fixed pedal 11 to move upwards through the axle box maintenance inlet 3, and finally enters the rear axle box of the mining dump truck, and finally, after the maintenance is finished, the steps are operated reversely, and the maintenance cover 1 can be closed.
The method for overhauling the rear axle box access cover of the mining dump truck with the electric wheels comprises the following steps:
s1, firstly, loosening the locking handle to separate the locking handle from the pressure plate, thereby opening the cover plate, enabling the cover plate to rotate around the pin shaft assembly through the connecting rod, and after the cover plate rotates to a certain angle, the limiting rod can abut against the support, thereby preventing the cover plate from continuously rotating downwards;
s2, rotating the butterfly bolts at the two sides of the connecting plate to lock the screw holes on the connecting plate, so that the connecting plate can be rotated to rotate around the rotating shaft assembly until the connecting plate and the limiting blocks on the supporting plate stop rotating, and at the moment, the folding pedal rotates to the position below the secondary fixed pedal along with the connecting plate;
s3, a maintenance worker pulls the fixing structure with a hand, and the foot moves upwards by sequentially stepping on the folding pedal, the second-stage fixing pedal and the first-stage fixing pedal, and finally enters the rear axle box of the mining dump truck with the electric wheels through the axle box maintenance inlet, so that the maintenance is carried out in an aligned manner;
and S4, after the final maintenance is finished, the steps are reversed, and the maintenance cover can be closed.
It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (6)
1. The rear axle box access cover of the mining dump truck with the electric wheels comprises an access cover (1) and a cover plate (6), and is characterized in that a support (5) is fixedly connected to the bottom of the surface of the access cover (1), a connecting rod (7) is hinged to the support (5) through a pin shaft assembly (9), the other end of the connecting rod (7) is fixedly connected with the cover plate (6), a limiting rod (8) penetrates through the two sides of the connecting rod (7), a first-level fixed pedal (11) is fixedly connected to the top of the surface of the cover plate (6), a second-level fixed pedal (12) is fixedly connected to the bottom of the surface of the cover plate (6), connecting plates (14) are hinged to the two sides of the second-level fixed pedal (12) through a rotating shaft assembly (21), a folding pedal (13) is fixedly connected to the bottom of the two connecting plates (14), butterfly bolts (15) are connected to the tops of the two sides of the folding pedal (13) through thread seats (16), the equal fixedly connected with backup pad (17) in both sides of second grade fixed pedal (12), two one side that backup pad (17) departed from mutually all is provided with stopper (22), the equal fixedly connected with fixing base (4) in both sides on access cover (1) surface, two the inside of fixing base (4) is all rotated and is connected with locking handle (2), the both sides of apron (6) back bottom all are provided with clamp plate (10), locking handle (2) and clamp plate (10) looks adaptation.
2. The rear axle box access cover of the mining dump truck with the electric wheels as claimed in claim 1, wherein the surface of the access cover (1) is provided with an axle box access opening (3), and the outer diameter of the axle box access opening (3) is matched with the inner diameter of the cover plate (6).
3. The rear axle box access cover of the electric wheel mining dump truck according to claim 2, characterized in that handrails (23) are arranged on the surface of the access cover (1) and at intervals outside the axle box access opening (3).
4. The rear axle box access cover of the mining dump truck with the electric wheels as claimed in claim 1, wherein the tops of the primary fixed pedal (11), the secondary fixed pedal (12) and the folding pedal (13) are all provided with anti-skid structures (24).
5. The rear axle box access cover for the electric-wheel mining dump truck according to claim 1, characterized in that the connecting plate (14) comprises a connecting plate inner side surface (18), and the butterfly bolt (15) comprises a butterfly bolt end surface (19).
6. The rear axle box access cover for the electric-wheel mining dump truck according to claim 1, characterized in that the support plate (17) comprises a support plate top surface (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022648263.7U CN214084474U (en) | 2020-11-16 | 2020-11-16 | Rear axle box access cover of mining dump truck with electric wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022648263.7U CN214084474U (en) | 2020-11-16 | 2020-11-16 | Rear axle box access cover of mining dump truck with electric wheels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214084474U true CN214084474U (en) | 2021-08-31 |
Family
ID=77450313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022648263.7U Active CN214084474U (en) | 2020-11-16 | 2020-11-16 | Rear axle box access cover of mining dump truck with electric wheels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214084474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265585A (en) * | 2020-11-16 | 2021-01-26 | 内蒙古北方重型汽车股份有限公司 | Rear axle box access cover of mining dump truck with electric wheels and use method of rear axle box access cover |
-
2020
- 2020-11-16 CN CN202022648263.7U patent/CN214084474U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265585A (en) * | 2020-11-16 | 2021-01-26 | 内蒙古北方重型汽车股份有限公司 | Rear axle box access cover of mining dump truck with electric wheels and use method of rear axle box access cover |
| CN112265585B (en) * | 2020-11-16 | 2023-10-20 | 内蒙古北方重型汽车股份有限公司 | Using method of rear axle box access cover of electric wheel mining dump truck |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214084474U (en) | Rear axle box access cover of mining dump truck with electric wheels | |
| CA2097911C (en) | Power tong for releasing tight joints | |
| CA2631313C (en) | Top drive drilling apparatus | |
| CN102582373B (en) | The Fast Installation of the auxiliary tyre of motor vehicle and disassembling system | |
| CN112265585B (en) | Using method of rear axle box access cover of electric wheel mining dump truck | |
| CN108892086B (en) | Locomotive traction rod overhauling platform and overhauling method | |
| CN212389317U (en) | Multistage stroke adjusting device of beam-pumping unit | |
| CN212642940U (en) | Horizontal dismounting drain cone and piston cylinder cover device in rotating wheel chamber of bulb turbine unit | |
| CN213683923U (en) | Collapsible anti-skidding cat ladder is used to oil tank in power station | |
| CN2154815Y (en) | Mobile vehicle security checkpoint | |
| CN208996700U (en) | A kind of round trip wellhead anti-falling device | |
| CN220845050U (en) | C-shaped hoisting tool for socket type concrete pipeline | |
| CN217646061U (en) | A high-efficient dust collecting equipment for harbour building construction | |
| CN2055131U (en) | Multi-purpose release pulley | |
| CN213508848U (en) | Energy dissipation reposition of redundant personnel prefabricated pump station of integration has | |
| CN2519852Y (en) | Vehicle carried drilling rig | |
| CN2763356Y (en) | Cover for manhole | |
| CN215752162U (en) | Safety ladder with turnable pedals | |
| CN209096922U (en) | Braking control device | |
| CN218150720U (en) | Crawling ladder capable of being automatically folded | |
| CN219157769U (en) | Tunnel safety protection equipment | |
| CN218954555U (en) | Monitoring device applied to building construction management | |
| CN214993059U (en) | Overhead bridge overhauls dolly | |
| CN218644207U (en) | Power construction rush-repair ladder | |
| CN216477245U (en) | Anti-jacking device and system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |