CN112141230A - Vehicle-mounted spare tire carrying device - Google Patents
Vehicle-mounted spare tire carrying device Download PDFInfo
- Publication number
- CN112141230A CN112141230A CN202011004091.8A CN202011004091A CN112141230A CN 112141230 A CN112141230 A CN 112141230A CN 202011004091 A CN202011004091 A CN 202011004091A CN 112141230 A CN112141230 A CN 112141230A
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- spare tire
- tire
- support
- spare
- vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D43/00—Spare wheel stowing, holding, or mounting arrangements
- B62D43/002—Handling devices, mainly for heavy wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D43/00—Spare wheel stowing, holding, or mounting arrangements
- B62D43/02—Spare wheel stowing, holding, or mounting arrangements external to the vehicle body
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention discloses a vehicle-mounted spare tire carrying device which mainly comprises a spare tire, a tire fixing disc, a tire swing rod, a rotating shaft support, lug supports, shaft support supports, a spare tire chassis, a hydraulic cylinder and a limiting mechanism, wherein the spare tire chassis is fixed on a vehicle chassis or a platform, the front end and the rear end of the spare tire chassis are respectively fixed with the shaft support supports, the middle part of the spare tire chassis is symmetrically provided with two lug supports, and the edge of the rotating shaft support is fixed with one lug support. The invention has reasonable structural design, can carry two spare tires simultaneously by the swing rod mechanism, takes a locomotive hydraulic system as a power source, realizes the automatic lifting of the side wall of the spare tire and solves the problem of limited lifting height of the straight arm type spare tire lifting device; the fixed disc can carry various types of spare tires, so that the space utilization rate of the whole vehicle is improved; the device is provided with a synchronous and stable limiting mechanism, so that the spare tire is firmly fixed and can adapt to a bumpy environment, and the problems of large spare tire, heavy mass, different sizes of hubs, complex driving environment and complex assembly and disassembly of special equipment vehicles are solved.
Description
Technical Field
The invention relates to spare tire placing equipment, in particular to a vehicle-mounted spare tire carrying device.
Background
The large special equipment wheeled automobile has the disadvantages of large quantity of finished automobile tires, large size and heavy mass, and spare tires cannot be installed below a frame due to the limitation of a wheel base and a total arrangement space.
At present, a straight arm type mechanism is mostly adopted in a lifting mode of a spare tire of a large special equipment wheeled automobile, the straight arm type spare tire carrying device occupies a large space at the upper part of the whole automobile, the lifting height is limited, the number of the carried spare tires is limited, and inconvenience is brought to an operator.
Therefore, the invention provides a vehicle-mounted spare tire carrying device, which is purposefully improved aiming at the problems that the existing straight-arm spare tire carrying device occupies a large space of the whole vehicle and has a limited lifting height of a spare tire in the lifting process of the spare tire.
Disclosure of Invention
The invention aims to provide a vehicle-mounted spare tire carrying device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a vehicle-mounted spare tire carrying device mainly comprises a spare tire, a tire fixing disc, a tire swing rod, a rotary shaft support, lug supports, shaft support supports, a spare tire underframe, a hydraulic cylinder and a limiting mechanism, wherein the spare tire underframe is fixed on a vehicle chassis or a platform, the front end and the rear end of the spare tire underframe are respectively fixed with the shaft support supports, the middle part of the spare tire underframe is symmetrically provided with two lug supports, the edge of the rotary shaft support is fixed with one lug support, and two ends of the hydraulic cylinder are respectively hinged to the spare tire underframe and the lug supports on the rotary shaft support; spare tyre wheel hub passes through the bolt fastening on the tire fixed disk, and the tire fixed disk is articulated with the tire pendulum rod, and the tire pendulum rod is articulated with rotation axis support, spare tyre chassis top fixed mounting has bilateral symmetry's stop gear.
As a further scheme of the invention: the tire swing rod is fixedly assembled with the rotating shaft support in a hinged mode, the lower portion of the rotating shaft support is fixedly provided with positioning seats, positioning rods are installed between the positioning seats in an inserted mode, and the spare tire is placed on the limiting mechanism.
As a still further scheme of the invention: the limiting mechanism mainly comprises a moving block, a spring, a base, an inner rod, an outer tube, a bottom plate and a pull rod, wherein the bottom end of the spare tire chassis is fixedly provided with a top seat which is symmetrical front and back, the upper part of the top seat is rotatably provided with a top seat swing frame, the top end of the top seat swing frame is fixedly provided with the base, the outer wall of the middle part of the base is fixedly provided with a lower rotary seat, the middle part of the lower rotary seat is rotatably provided with the outer tube, the middle part of the outer tube is rotatably connected with the inner rod, the two inner rods are sleeved with the pull rod in a sliding connection manner, the spring is fixedly arranged between the inner wall of the pull rod and the end part of the inner rod, the middle part of the inner rod is fixedly provided with a middle shaft, the outer side of the upper part of the middle, the inner wall of the base is provided with a sliding groove matched with the limiting pin.
As a still further scheme of the invention: the inside fixed mounting of spare tyre chassis has the crossbeam that the equidistance was arranged, inner wall fixed mounting has bilateral symmetry's ear seat, four around the spare tyre chassis the ear seat passes through fastening bolt and installs on vehicle chassis.
As a still further scheme of the invention: the utility model discloses a tire turnover device, including upset support, rotation axis support, upset support, fixed mounting has the upset axle between the upset support, and the upset axle rotates with the pedestal support to be connected, fixed mounting has the strengthening rib between upset axle and the upset support, upset support tip runs through to rotate and installs the rotation axis, and rotation axis outside cover is established and is installed the tiling and inlay and establish the seat, and the tiling with inlay and establish through bolt fixed connection between the seat, inlay and establish a bottom middle part outer wall fixed connection tire pendulum rod top outer wall, upset support middle part adopts truss structure, and inside punching subtracts weight.
As a still further scheme of the invention: the tire fixed disk mainly includes the fixed disk, marks tablet, connecting cylinder and adjusting collar, fixed disk edge is provided with the assembly bolt hole that the position is different, the fixed disk lateral wall is provided with the stiffening rib, the grafting is installed at the fixed disk middle part and is connected the section of thick bamboo, and connecting cylinder tip cover is established to slide and is connect and install the adjusting collar, and adjusting collar tip and connecting cylinder tip fixed mounting have the pot cover, pot cover outer wall and tire pendulum rod bottom fixed connection, fixed disk lateral wall fixed mounting marks the tablet.
As a still further scheme of the invention: and the hydraulic cylinder is fixedly communicated with external hydraulic control equipment through a pipeline.
Compared with the prior art, the invention has the beneficial effects that:
the invention has reasonable structural design, can carry two spare tires simultaneously by the swing rod mechanism, takes a locomotive hydraulic system as a power source, realizes the automatic lifting of the side wall of the spare tire and solves the problem of limited lifting height of the straight arm type spare tire lifting device; the fixed disc can carry various types of spare tires, so that the space utilization rate of the whole vehicle is improved; the device is provided with a synchronous and stable limiting mechanism, so that the spare tire is firmly fixed and can adapt to a bumpy environment, and the problems of large spare tire, heavy mass, different sizes of hubs, complex driving environment and complex assembly and disassembly of special equipment vehicles are solved.
Drawings
Fig. 1 is an application schematic diagram of a vehicle-mounted spare tire carrying device.
Fig. 2 is a schematic cross-sectional view of the vehicle-mounted spare tire carrying device from a left side.
Fig. 3 is a schematic front view of the turnover bracket and the positioning seat in the vehicle-mounted spare tire carrying device.
Fig. 4 is a schematic top view of the rotating shaft, the turning shaft and the reinforcing ribs in the vehicle-mounted spare tire carrying device.
Fig. 5 is a left side view schematic diagram of the end sleeve, the connecting cylinder, the fixed disc and the adjusting sleeve in the vehicle-mounted spare tire carrying device.
Fig. 6 is a schematic front view of the fixed disk and the indicating disk of the spare tire carrying device.
Fig. 7 is a left side view schematically showing the spare tire underframe, the pull rod, the swing frame and the extrusion block in the vehicle-mounted spare tire carrying device.
Fig. 8 is a schematic front view of the rotating shaft, the cover tile and the embedding seat in the vehicle-mounted spare tire carrying device.
In the figure: the tire positioning device comprises a spare tire 1, a tire fixing disc 2, a tire swing rod 3, a rotating shaft 4, a rotating shaft support 5, a positioning rod 6, an ear ring support 7, a shaft support 8, a spare tire underframe 9, a hydraulic cylinder 10, a limiting mechanism 11, a cover tile 12, a moving block 13, a spring 14, a base 15, an embedded base 16, a cross beam 17, a top base 18, an ear base 19, a lower base 20, a turnover support 21, a middle shaft 22, a turnover shaft 23, a reinforcing rib 24, a positioning base 25, a fixing disc 26, a signboard 27, a connecting cylinder 28, an adjusting sleeve 30, a spring 31, an inner rod 32, an outer tube 33, a limiting pin 34, a bottom plate 35, a pull rod 36, a sliding groove 37, a top base swing frame 38 and.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 8, in the embodiment of the present invention, a vehicle-mounted spare tire carrying device mainly includes a spare tire 1, a tire fixing disk 2, a tire swing rod 3, a rotating shaft support 5, lug supports 7, a shaft support 8, a spare tire underframe 9, a hydraulic cylinder 10 and a limiting mechanism 11, where the spare tire underframe 9 is fixed on a vehicle chassis or a platform, the front end and the rear end of the spare tire underframe 9 are respectively fixed with the shaft support 8, the middle of the spare tire underframe 9 is symmetrically provided with two lug supports 7, the edge of the rotating shaft support 5 is fixed with one lug support 7, and two ends of the hydraulic cylinder 10 are respectively hinged to the spare tire underframe 9 and the lug support 7 on the rotating shaft support 5; a spare tire 1 hub is fixed on a tire fixing disc 2 through bolts, the tire fixing disc 2 is hinged with a tire swing rod 3, the tire swing rod 3 is hinged with a rotating shaft support 5, and the top end of a spare tire underframe 9 is fixedly provided with a limiting mechanism 11 which is bilaterally symmetrical.
The tire swing rod 3 is hinged and fixedly assembled with the rotating shaft support 5, the lower portion of the rotating shaft support 5 is fixedly provided with a positioning seat 25, a positioning rod 6 is inserted between the positioning seats 25, after a spare tire is tightened, the spare tire can be reliably positioned through the limiting mechanism 11 and the positioning rod 6, and the spare tire is placed on the limiting mechanism 11.
The limiting mechanism 11 mainly comprises a moving block 13, a spring 14, a base 15, an inner rod 32, an outer tube 33, a bottom plate 35 and a pull rod 36, wherein the bottom end of the spare tire chassis 9 is fixedly provided with a top seat 18 which is symmetrical front and back, the upper part of the top seat 18 is rotatably provided with a top seat swing frame 38, the top end of the top seat swing frame 38 is fixedly provided with the base 15, the outer wall of the middle part of the base 15 is fixedly provided with a lower rotary seat 20, the middle part of the lower rotary seat 20 is rotatably provided with the outer tube 33, the middle part of the outer tube 33 is rotatably connected and fixedly provided with the inner rod 32, the two inner rods 32 are sleeved and slidably connected and provided with the pull rod 36, the spring 31 is fixedly arranged between the inner wall of the pull rod 36 and the end part of the inner rod 32, the middle shaft 22 is fixedly provided with the middle shaft 22, the, the moving block 13 is in sliding contact with the base 15, the side wall of the moving block 13 is fixedly provided with symmetrically arranged limit pins 34, the inner wall of the base 15 is provided with a sliding groove 37 matched with the limit pins 34, and the limit mechanism 11 can prevent the tire from rotating and buffer the tire vibration in the running process of the vehicle.
The inside fixed mounting of spare tyre chassis 9 has crossbeam 17 that the equidistance was arranged, and spare tyre chassis 9 simple structure, whole width is slightly more than the tire width, inner wall fixed mounting has bilateral symmetry's ear seat 19, four before spare tyre chassis 9 the ear seat 19 passes through fastening bolt and installs fast on vehicle chassis.
The rotary shaft support 5 mainly comprises a rotary shaft 4, a turnover support 21, a turnover shaft 23 and reinforcing ribs 24, the turnover support 21 is symmetrical front and back, the turnover shaft 23 is fixedly mounted between the turnover support 21, the turnover shaft 23 is rotatably connected with a shaft support 8, the reinforcing ribs 24 are fixedly mounted between the turnover shaft 23 and the turnover support 21, the end of the turnover support 21 is penetrated through and rotatably mounted with the rotary shaft 4, a cover tile 12 and an embedded seat 16 are sleeved on the outer side of the rotary shaft 4, the cover tile 12 is fixedly connected with the embedded seat 16 through bolts, the outer wall of the middle part of the bottom end of the embedded seat 16 is fixedly connected with the outer wall of the top end of a tire swing rod 3, a truss structure is adopted in the middle of the turnover support 21, an outer plate is punched to reduce weight, and the bearing capacity of.
Tire fixed disk 2 mainly includes fixed disk 26, marks tablet 27, connecting cylinder 28 and adjusting collar 30, fixed disk 26 can carry out the setting of mounting hole according to the difference of spare tyre wheel hub hole site to carry the spare tyre of different specifications, the fixed disk 26 lateral wall is provided with the stiffening rib, and 2 rigidity and intensity of stiffening rib tire fixed disk can be strengthened, fixed disk 26 middle part is pegged graft and is installed connecting cylinder 28, and connecting cylinder 28 end cover establishes the slip joint and installs adjusting collar 30, and adjusting collar 30 tip and connecting cylinder 28 end fixed mounting have pot head 39, and pot head 39 outer wall and 3 bottom fixed connection of tire pendulum rod, fixed disk 26 lateral wall fixed mounting has and marks tablet 27, but adaptability extension or shorten the location with the cooperation wheel hub dish.
The hydraulic cylinder 10 is fixedly communicated with an external hydraulic control device through a pipeline.
The working principle of the invention is as follows:
the invention relates to a vehicle-mounted spare tire carrying device, wherein the left side of a figure 1 is a lowering state of a spare tire, the right side of the figure is a tightening state of the spare tire, a hydraulic cylinder 10, a rotating shaft bracket 5 and a shaft seat bracket 8 jointly form a spare tire swing rod mechanism, a locomotive is adopted to provide power with a hydraulic system, the rotating shaft is driven to rotate by the extension of the hydraulic cylinder 10, the automatic lifting of 2 spare tire side walls is realized, a positioning rod 6 is required to be taken down when the spare tire is lowered, the spare tire can conveniently fall along with the free falling of the tire swing rod, the positioning rod 6 is required to be fixed when the tire is tightened, the tire is prevented from shaking left and right in the driving process, after the spare tire is tightly pressed, a pull rod is pressed downwards, the pull rod is extended, a base 15 is pressed downwards close to one side of an inner tire through a bottom plate 35, a moving block 13 is tightly pressed on the side wall of the spare tire to fix, making the device more stable.
The device can carry two spare tires simultaneously by the swing rod mechanism, and the side wall of the spare tire is automatically lifted by taking a locomotive hydraulic system as a power source, so that the problem of limited lifting height of the straight arm type spare tire lifting device is solved; the fixed disc can carry various types of spare tires, so that the space utilization rate of the whole vehicle is improved; the device is provided with a synchronous and stable limiting mechanism, so that the spare tire is firmly fixed and can adapt to a bumpy environment, and the problems of large spare tire, heavy mass, different sizes of hubs, complex driving environment and complex assembly and disassembly of special equipment vehicles are solved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A vehicle-mounted spare tire carrying device mainly comprises a spare tire (1), a tire fixing disc (2), a tire swing rod (3), a rotary shaft support (5), lug support seats (7), a shaft support seat (8), a spare tire underframe (9), a hydraulic cylinder (10) and a limiting mechanism (11), and is characterized in that the spare tire underframe (9) is fixed on a vehicle chassis or a platform, the front end and the rear end of the spare tire underframe (9) are respectively fixed with the shaft support seats (8), the middle part of the spare tire underframe (9) is symmetrically provided with the two lug support seats (7), the edge of the rotary shaft support (5) is fixed with one lug support seat (7), and two ends of the hydraulic cylinder (10) are respectively hinged to the spare tire underframe (9) and the lug support seats (7) on the rotary shaft support (5); spare tyre (1) wheel hub passes through the bolt fastening on tire fixed disk (2), and tire fixed disk (2) are articulated with tire pendulum rod (3), and tire pendulum rod (3) are articulated with swivel axis support (5), spare tyre chassis (9) top fixed mounting has bilateral symmetry's stop gear (11).
2. The vehicle-mounted spare tire carrying device according to claim 1, wherein the tire swing rod (3) is fixedly assembled with the rotating shaft support (5) in a hinged manner, the lower portion of the rotating shaft support (5) is fixedly provided with a positioning seat (25), a positioning rod (6) is inserted between the positioning seats (25), and the spare tire (1) is placed on the limiting mechanism (11).
3. The vehicle-mounted spare tire carrying device according to claim 1, wherein the limiting mechanism (11) mainly comprises a moving block (13), a spring (14), a base (15), an inner rod (32), an outer tube (33), a bottom plate (35) and a pull rod (36), the bottom end of the spare tire chassis (9) is fixedly provided with a top seat (18) which is symmetrical front and back, the upper portion of the top seat (18) is rotatably provided with a top seat swing frame (38), the top end of the top seat swing frame (38) is fixedly provided with the base (15), the outer wall of the middle portion of the base (15) is fixedly provided with a lower swivel seat (20), the outer tube (33) is rotatably provided in the middle portion of the lower swivel seat (20), the inner rod (32) is rotatably provided in the middle portion of the outer tube (33), the pull rod (36) is slidably provided between the two inner rods (32), and the spring (31) is fixedly provided between, the middle of the inner rod (32) is fixedly provided with a middle shaft (22), the outer side of the upper portion of the middle shaft (22) is rotatably provided with a bottom plate (35), the top end of the bottom plate (35) is provided with a rubber pad, the inner wall of the base (15) is fixedly provided with springs (14) which are symmetrically arranged, the top end of each spring (14) is fixedly provided with a moving block (13), each moving block (13) is in sliding contact with the base (15), the side wall of each moving block (13) is fixedly provided with limiting pins (34) which are symmetrically arranged, and the inner wall of the base (15) is provided with a sliding.
4. The vehicle-mounted spare tire carrying device according to claim 1, wherein the inside of the spare tire chassis (9) is fixedly provided with the beams (17) which are arranged at equal intervals, the front inner wall and the rear inner wall of the spare tire chassis (9) are fixedly provided with the lug seats (19) which are symmetrical left and right, and the four lug seats (19) are arranged on the vehicle chassis through fastening bolts.
5. The vehicle-mounted equipment tire carrying device according to claim 1, wherein the rotating shaft support (5) mainly comprises a rotating shaft (4), a turning support (21), a turning shaft (23) and reinforcing ribs (24), the turning support (21) is symmetrical front and back, the turning shaft (23) is fixedly installed between the turning support (21), the turning shaft (23) is rotatably connected with the shaft support (8), the reinforcing ribs (24) are fixedly installed between the turning shaft (23) and the turning support (21), the rotating shaft (4) is rotatably installed at the end part of the turning support (21) in a penetrating manner, a cover tile (12) and an embedding seat (16) are sleeved on the outer side of the rotating shaft (4), the cover tile (12) is fixedly connected with the embedding seat (16) through bolts, and the outer wall of the middle part of the bottom end of the embedding seat (16) is fixedly connected with the outer wall of the top end of the tire swing rod (3), the middle part of the turnover support (21) adopts a truss structure, and holes are punched in the turnover support to reduce weight.
6. The vehicle-mounted spare tire carrying device according to claim 1, wherein the tire fixing disk (2) mainly comprises a fixing disk (26), a signboard (27), a connecting cylinder (28) and an adjusting sleeve (30), assembling bolt holes with different positions are arranged at the edge of the fixing disk (26), reinforcing ribs are arranged on the side wall of the fixing disk (26), the connecting cylinder (28) is installed in the middle of the fixing disk (26) in an inserted mode, the end part of the connecting cylinder (28) is sleeved with the sliding joint to install the adjusting sleeve (30), the end part of the adjusting sleeve (30) and the end part of the connecting cylinder (28) are fixedly provided with an end sleeve (39), the outer wall of the end sleeve (39) is fixedly connected with the bottom end of the tire swing rod (3), and the signboard (27) is fixedly installed on the side.
7. Vehicle spare wheel carrying device according to claim 1, wherein the hydraulic cylinder (10) is in fixed communication with an external hydraulic control device via a conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004091.8A CN112141230A (en) | 2020-09-22 | 2020-09-22 | Vehicle-mounted spare tire carrying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004091.8A CN112141230A (en) | 2020-09-22 | 2020-09-22 | Vehicle-mounted spare tire carrying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112141230A true CN112141230A (en) | 2020-12-29 |
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ID=73897728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011004091.8A Pending CN112141230A (en) | 2020-09-22 | 2020-09-22 | Vehicle-mounted spare tire carrying device |
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| Country | Link |
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| CN (1) | CN112141230A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115959212A (en) * | 2022-12-28 | 2023-04-14 | 徐州华邦专用汽车有限公司 | Spare tire carrier of trailer |
-
2020
- 2020-09-22 CN CN202011004091.8A patent/CN112141230A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115959212A (en) * | 2022-12-28 | 2023-04-14 | 徐州华邦专用汽车有限公司 | Spare tire carrier of trailer |
| CN115959212B (en) * | 2022-12-28 | 2023-06-27 | 徐州华邦专用汽车有限公司 | Trailer spare tire rack |
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