CN111776090B - Spare tire carrying device for grader and use method of spare tire carrying device - Google Patents
Spare tire carrying device for grader and use method of spare tire carrying device Download PDFInfo
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- CN111776090B CN111776090B CN202010610763.3A CN202010610763A CN111776090B CN 111776090 B CN111776090 B CN 111776090B CN 202010610763 A CN202010610763 A CN 202010610763A CN 111776090 B CN111776090 B CN 111776090B
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- spare tire
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/10—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention relates to a spare tire carrying device for a land leveller and a use method thereof, belonging to the technical field of engineering machinery application; the device comprises a support frame, a lifting driving device and a spare tire connecting device, wherein the spare tire connecting device is connected with the support frame in a sliding manner through the lifting driving device, and the spare tire connecting device can be detachably connected with a spare tire; the invention provides a method for using a spare tire carrying device for a grader, which can conveniently carry and replace a spare tire, and has the advantages of simple operation, time and labor saving and high safety.
Description
Technical Field
The invention relates to a spare tire carrying device for a land leveller and a use method thereof, belonging to the technical field of engineering machinery application.
Background
The grader is widely used for operations such as road leveling, ditching, spreading and the like, the working area of the grader is free from some off-the-shelf areas, tires are used as common wearing parts, spare tires are required to be added to the grader, and when wheels need to be replaced, a professional service vehicle is generally used, long time is reserved in the middle of the grader, and the working progress of the grader is affected; the existing land leveler spare tire carrying device is too simple, and the spare tire carrying device is required to be assembled or disassembled by means of hoisting equipment, so that the cost is increased, and the land leveler is very inconvenient outdoors;
the spare tire of the common medium horsepower grader has the mass of 200-250kg, and can be transported from the grader only by normal 2-3 adults, and when one grader works, only one manipulator is generally equipped, so that the spare tire is difficult to disassemble and transport, and then the spare tire is installed;
when part of engineering machinery carries a spare tire, the spare tire is horizontal, the tire is required to be erected and rolled to a position where the spare tire needs to be replaced during installation, special tools or necessary machines (such as a forklift or a lifting device) are required in the process, time and labor are wasted, and certain potential safety hazards exist.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a spare tire carrying device for a grader and a use method thereof, which can conveniently carry and replace the spare tire, and are simple to operate, time-saving, labor-saving and high in safety.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the device comprises a support frame, a lifting driving device and a spare tire connecting device, wherein the spare tire connecting device is connected with the support frame in a sliding manner through the lifting driving device, and the spare tire connecting device can be detachably connected with a spare tire.
Further, the spare tire connecting device comprises a sliding connecting plate, a spare tire fixing plate, a spare tire cover plate, a spare tire fixing bolt and a handle nut, wherein the spare tire fixing plate is arranged on the sliding connecting plate and can be matched with the spare tire, the spare tire cover plate is coaxially arranged with the spare tire fixing plate, the spare tire fixing bolt penetrates through the spare tire fixing plate and the spare tire cover plate along the perpendicular bisector of the spare tire fixing plate, and the handle nut is arranged on the outer side of the spare tire cover plate and is in threaded connection with the spare tire fixing bolt, and the sliding connecting plate is in sliding connection with the support frame.
Further, the outer side surface of the spare tire fixing plate is inclined towards one side close to the supporting frame, and an included angle between the outer side surface of the spare tire fixing plate and the horizontal plane is 80-90 degrees.
Further, the support frame includes rake teeth and two sliding guide grooves that set up below and ground contact, sliding connection board both sides are equipped with the slip leading wheel respectively and can establish in the sliding guide groove slip.
Further, the lifting driving device comprises two supporting plate type chains which are arranged in parallel, a pulley block which is in driving rotation connection with the supporting plate type chains, and a driving oil cylinder which can drive the pulley block to lift; the bottom of the driving oil cylinder is fixedly connected with the supporting frame, and the top of the telescopic rod of the driving oil cylinder is connected with the pulley block; one end of the supporting plate type chain is fixedly connected with the sliding connecting plate, and the other end of the supporting plate type chain is rotationally conveyed outside the pulley block and fixedly connected with the supporting frame after being wound into a U shape.
Further, the spare tire fixing plate is provided with a convex circular step surface, the step surface can be matched and positioned with the spare tire, and the diameter of the outer circle of the step surface is not larger than the diameter of the inner circle of the rim of the spare tire.
Further, when the extension amount of the driving oil cylinder is maximum, the horizontal height of the spare tire fixing plate is maximum, and the distance between the bottommost part of the spare tire and the ground is larger than 0; the bottommost part of the spare tire can be contacted with the ground, and when the bottommost part of the spare tire is contacted with the ground, the extension amount of the driving oil cylinder is more than 0.
Further, one side of the sliding guide groove is movably connected with a positioning bolt through a cable chain, a first bolt positioning piece capable of allowing the positioning bolt to be inserted is arranged on the sliding guide groove, and a second bolt positioning piece capable of allowing the positioning bolt to be inserted is arranged on the sliding connecting plate; when the extension amount of the driving oil cylinder is maximum, the second bolt locating piece is lifted to the highest position, and the locating bolt can be simultaneously inserted into the first bolt locating piece and the second bolt locating piece at the moment, so that the locating between the sliding connecting plate and the sliding guide groove is completed.
Further, both ends of the handle nut are bent outward.
The application method of the spare tire carrying device for the grader comprises a spare tire placing method and a spare tire detaching method;
the spare tire placing method comprises the following steps of:
A1. grounding the rake teeth, pushing the spare tire to the spare tire fixing plate, and sleeving the rim of the spare tire on the positioning step surface of the spare tire fixing plate;
A2. the spare tire cover plate is matched and placed on the outer side face of the spare tire, the spare tire fixing bolts penetrate through the spare tire fixing plate and the spare tire cover plate and then are connected with the handle nuts, and the handle nuts are locked in a rotating mode;
A3. starting a control oil cylinder to enable the spare tire fixing plate to drive the spare tire to rise to the highest position;
a4, sequentially passing through the first bolt locating piece and the second bolt locating piece by using the locating bolt;
A5. closing the driving oil cylinder;
the spare tire removing method comprises the following steps:
B1. grounding the rake teeth, and then pulling out the positioning pins to separate the positioning pins from the first pin positioning plate and the second pin positioning plate;
B2. starting a driving oil cylinder to enable the spare tire fixing plate to move downwards with the spare tire until the lowest part of the spare tire is contacted with the ground;
B3. closing the drive cylinder
B4. Rotating the handle nut to remove the spare tire cover plate;
B5. and the spare tire is taken off from the spare tire fixing plate and stands on the ground, and the spare tire is rolled to a required position.
Compared with the prior art, the invention has the beneficial effects that:
the beneficial effects of the novel patent are that:
(1) According to the technical scheme, when the tire is damaged in the use process, the spare tire can be quickly and timely replaced, and the working progress is prevented from being excessively influenced due to the damage of the tire;
(2) When the driving oil cylinder stretches to the bottom, the spare tire is close to vertically ground, a single person can not only screw a handle nut without any tool, but also easily detach the spare tire from the grader, and physical strength and operation steps are greatly reduced;
(3) When the driving oil cylinder stretches to the bottom, the spare tire is close to vertical landing, can roll easily, is very convenient to push the spare tire to a position needing to be replaced, does not need to additionally send the spare tire to the position needing to be replaced by a spare tire machine (such as a forklift or a lifting device), and can save a great amount of time and physical strength;
(4) The damaged tire assembly after the replacement can be also installed on the device for carrying away, the installation process can be completed by a single person without any tool, and the device is very fast and convenient;
(5) According to the technical scheme, the pulley block is adopted, so that the expansion and contraction amount of the driving oil cylinder is reduced, the equipment structure is more compact, and the occupied space is smaller.
Drawings
Fig. 1 is a schematic exploded view of a three-dimensional structure of a spare tire carrying device for a grader (with a spare tire) according to an embodiment of the present invention;
fig. 2 is a schematic exploded view of a three-dimensional structure of a spare tire carrying device for a grader (without a spare tire) according to an embodiment of the present invention;
FIG. 3 is a schematic side view of a spare tire carrier for a grader according to an embodiment of the present invention;
FIG. 4 is a schematic view of a state of a spare tire carrier for a grader according to an embodiment of the present invention;
FIG. 5 is a second schematic view of a usage process of a spare tire carrier for a grader according to an embodiment of the present invention;
fig. 6 is a schematic view III of a state of a spare tire carrying device for a grader in use according to an embodiment of the present invention;
fig. 7 is a schematic cross-sectional view of a spare tire connecting device of a spare tire carrier for a grader according to an embodiment of the present invention.
Description of the reference numerals: 1-supporting frame, 2-lifting driving device, 3-spare tire connecting device, 4-sliding connecting plate, 5-spare tire fixing plate, 6-spare tire cover plate, 7-spare tire fixing bolt, 8-handle nut, 9-rake teeth, 10-sliding guide groove, 11-sliding guide wheel, 12-supporting plate type chain, 13-pulley block, 14-driving oil cylinder, 15-chain, 16-positioning bolt, 17-first bolt positioning piece and 18-second bolt positioning piece.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The spare tire carrying device for the grader comprises a support frame 1, a lifting driving device 2 and a spare tire connecting device 3, wherein the spare tire connecting device is connected with the support frame in a sliding manner through the lifting driving device, and the spare tire connecting device can be detachably connected with a spare tire;
the support frame is arranged on one side of the grader, the spare tire connecting device is used for quickly disassembling and assembling the spare tire, the spare tire or the damaged tire which is replaced is convenient to place, and the lifting driving device can conveniently lift or lower the spare tire; when the vehicle works, the lifting driving device lifts the spare tire, and when the spare tire needs to be replaced, the vehicle stops working, and the lifting driving device puts down the spare tire to be in contact with the ground, so that the vehicle can be conveniently dismounted and then rolled and carried.
An embodiment of the spare tire connecting device comprises a sliding connecting plate 4, a spare tire fixing plate 5, a spare tire cover plate 6, a spare tire fixing bolt 7 and a handle nut 8, wherein the spare tire fixing plate 5 is arranged on the sliding connecting plate and can be matched with a spare tire, the spare tire cover plate 6 is coaxially arranged with the spare tire fixing plate, the spare tire fixing bolt 7 penetrates through the spare tire fixing plate and the spare tire cover plate along a perpendicular bisector of the spare tire fixing plate, and the handle nut 8 is arranged on the outer side of the spare tire cover plate and is in threaded connection with the spare tire fixing bolt;
the spare tire is clamped between the spare tire fixing plate and the spare tire cover plate, and is fixed through quick disassembly and assembly of nuts and bolts, so that the spare tire is convenient to place, fix and take down for use, the sliding connection plate can drive the spare tire to lift, and the spare tire can be conveniently adjusted to a required height for use.
Further, the outer side surface of the spare tire fixing plate is inclined towards one side close to the supporting frame, and an included angle between the outer side surface of the spare tire fixing plate and the horizontal plane is 80-90 degrees;
the spare tire fixing plate is slightly inclined, so that the spare tire is pre-placed before being fixed and locked, and the spare tire is placed to directly slide down from the spare tire fixing plate.
In one embodiment, the support frame comprises rake teeth 9 arranged below and in contact with the ground and two sliding guide grooves 10 arranged in parallel, wherein sliding guide wheels 11 are respectively arranged on two sides of the sliding connection plate and can be clamped in the sliding guide grooves for sliding;
the harrow tooth comprises a scarification tooth and a ripping tooth, is used for being contacted with the ground and pricked into the ground to be fixed and firm, and the sliding guide groove and the sliding guide wheel are matched to slide to provide a guiding effect for the sliding connection plate, so that friction during sliding is reduced, and the driving efficiency and the use safety of the lifting driving device are ensured.
Further, the lifting driving device comprises two supporting plate type chains 12 which are arranged in parallel, a pulley block 13 which is in driving rotation connection with the supporting plate type chains, and a driving oil cylinder 14 which can drive the pulley block to lift; the bottom of the driving oil cylinder is fixedly connected with the supporting frame, and the top of the telescopic rod of the driving oil cylinder is connected with the pulley block; one end of the supporting plate type chain is fixedly connected with the sliding connecting plate, and the other end of the supporting plate type chain is rotationally conveyed outside the pulley block and fixedly connected with the supporting frame after being wound into a U shape;
the movable pulley device is formed by the supporting plate type chain and the pulley block, the movable pulley chain wheel of the driving oil cylinder is lifted to indirectly drive the chain to drive the sliding connection plate, and the characteristic of the movable pulley device is utilized, so that the lifting distance of the pulley block, namely the telescopic distance of the driving oil cylinder, is 1/2 of the lifting distance of the sliding connection plate, the telescopic quantity of the driving oil cylinder is reduced, the equipment structure is more compact, and the occupied space is smaller.
In one embodiment, the spare tire fixing plate is provided with a convex circular step surface, the step surface can be matched and positioned with the spare tire, and the diameter of the outer circle of the step surface is not larger than the diameter of the inner circle of the rim of the spare tire;
the step surface is convenient to be pre-matched with the spare tire rim, and the spare tire is hung, so that the bolts are prevented from being subjected to shearing force.
Further, when the extension amount of the driving oil cylinder is maximum, the horizontal height of the spare tire fixing plate is maximum, and the distance between the bottommost part of the spare tire and the ground is larger than 0; the bottommost part of the spare tire can be contacted with the ground, and when the bottommost part of the spare tire is contacted with the ground, the extension amount of the driving oil cylinder is more than 0;
ensure that the driving lifting device can lift the spare tire to be separated from the ground, and ensure that the lifting device can lower the spare tire to enable the rest ground to be contacted.
One side of the sliding guide groove is movably connected with a positioning bolt 16 through a cable chain 15, a first bolt positioning piece 17 capable of allowing the positioning bolt to be inserted is arranged on the sliding guide groove, and a second bolt positioning piece 18 capable of allowing the positioning bolt to be inserted is arranged on the sliding connecting plate; when the extension amount of the driving oil cylinder is maximum, the second bolt positioning piece is lifted to the highest position, and the positioning bolts can be simultaneously inserted into the first bolt positioning piece and the second bolt positioning piece at the moment, so that the positioning between the sliding connecting plate and the sliding guide groove is completed;
the locating bolt can be fixed with the sliding connection board and the sliding guide groove locking that rise to the highest position with first bolt locating piece and second bolt locating piece cooperation, avoids driving cylinder to last atress, avoids damaging equipment, and the locating bolt can avoid the locating bolt to lose through the chain connection with the sliding guide groove, facilitates the use.
In one embodiment, two ends of the handle nut are bent outwards;
the handle nut is formed by welding a nut and bent round steel, the space between the two ends and the spare tire cover plate is larger due to the fact that the handle nut is bent outwards, the hand of an operator can be allowed to enter, and operation is convenient.
The application method of the spare tire carrying device for the grader comprises a spare tire placing method and a spare tire detaching method;
the spare tire placing method comprises the following steps of:
A1. grounding the rake teeth, pushing the spare tire to the spare tire fixing plate, and sleeving the rim of the spare tire on the positioning step surface of the spare tire fixing plate;
A2. the spare tire cover plate is matched and placed on the outer side face of the spare tire, the spare tire fixing bolts penetrate through the spare tire fixing plate and the spare tire cover plate and then are connected with the handle nuts, and the handle nuts are locked in a rotating mode;
A3. starting a control oil cylinder to enable the spare tire fixing plate to drive the spare tire to rise to the highest position;
a4, sequentially passing through the first bolt locating piece and the second bolt locating piece by using the locating bolt;
A5. closing the driving oil cylinder;
the spare tire removing method comprises the following steps:
B1. grounding the rake teeth, and then pulling out the positioning pins to separate the positioning pins from the first pin positioning plate and the second pin positioning plate;
B2. starting a driving oil cylinder to enable the spare tire fixing plate to move downwards with the spare tire until the lowest part of the spare tire is contacted with the ground;
B3. closing the drive cylinder
B4. Rotating the handle nut to remove the spare tire cover plate;
B5. the spare tire is taken down from the spare tire fixing plate and stands on the ground, and the spare tire is rolled to a required position;
the spare tire carrying device provided by the technical scheme not only can carry the spare tire for standby, but also can be used for placing and fixing the damaged forum which is replaced and detached, and is convenient to place and transport.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (6)
1. The utility model provides a flat land machine spare tyre carrying device which characterized in that: the device comprises a support frame (1), a lifting driving device (2) and a spare tire connecting device (3), wherein the spare tire connecting device is in sliding connection with the support frame through the lifting driving device, and the spare tire connecting device can be detachably connected with a spare tire;
the spare tire connecting device comprises a sliding connecting plate (4), a spare tire fixing plate (5) which is arranged on the sliding connecting plate and can be matched with a spare tire, a spare tire cover plate (6) which is coaxially arranged with the spare tire fixing plate, a spare tire fixing bolt (7) which penetrates through the spare tire fixing plate and the spare tire cover plate along the perpendicular bisector of the spare tire fixing plate, and a handle nut (8) which is arranged on the outer side of the spare tire cover plate and is in threaded connection with the spare tire fixing bolt, wherein the sliding connecting plate is in sliding connection with the support frame;
the support frame comprises rake teeth (9) which are arranged below and contact with the ground, and two sliding guide grooves (10) which are arranged in parallel, wherein sliding guide wheels (11) are respectively arranged on two sides of the sliding connection plate and can be clamped in the sliding guide grooves to slide;
one side of the sliding guide groove is movably connected with a positioning bolt (16) through a cable chain (15), a first bolt positioning piece (17) capable of allowing the positioning bolt to be inserted is arranged on the sliding guide groove, and a second bolt positioning piece (18) capable of allowing the positioning bolt to be inserted is arranged on the sliding connecting plate; when the extension amount of the driving oil cylinder is maximum, the second bolt locating piece is lifted to the highest position, and the locating bolt can be simultaneously inserted into the first bolt locating piece and the second bolt locating piece at the moment, so that the locating between the sliding connecting plate and the sliding guide groove is completed, and the two ends of the handle nut are bent outwards.
2. The spare tire carrier for a grader of claim 1, wherein: the outer side surface of the spare tire fixing plate is inclined towards one side close to the supporting frame, and an included angle between the outer side surface of the spare tire fixing plate and the horizontal plane is 80-90 degrees.
3. The spare tire carrier for a grader of claim 1, wherein: the lifting driving device comprises two supporting plate type chains (12) which are arranged in parallel, a pulley block (13) which is in driving rotation connection with the supporting plate type chains, and a driving oil cylinder (14) which can drive the pulley block to lift; the bottom of the driving oil cylinder is fixedly connected with the supporting frame, and the top of the telescopic rod of the driving oil cylinder is connected with the pulley block; one end of the supporting plate type chain is fixedly connected with the sliding connecting plate, and the other end of the supporting plate type chain is rotationally conveyed outside the pulley block and fixedly connected with the supporting frame after being wound into a U shape.
4. The spare tire carrier for a grader of claim 1, wherein: the spare tire fixing plate is provided with a convex circular step surface, the step surface can be matched with the spare tire for positioning, and the diameter of the outer circle of the step surface is not larger than the diameter of the inner circle of the spare tire rim.
5. The spare tire carrier for a grader of claim 1, wherein: when the extension amount of the driving oil cylinder is maximum, the horizontal height of the spare tire fixing plate is maximum, and the distance between the bottommost part of the spare tire and the ground is larger than 0; the bottommost part of the spare tire can be contacted with the ground, and when the bottommost part of the spare tire is contacted with the ground, the extension amount of the driving oil cylinder is more than 0.
6. The method of using a spare tire carrier for a grader as in claims 1-5, wherein: including a method of placing a spare tire and a method of removing a spare tire;
the spare tire placing method comprises the following steps of:
A1. grounding the rake teeth, pushing the spare tire to the spare tire fixing plate, and sleeving the rim of the spare tire on the positioning step surface of the spare tire fixing plate;
A2. the spare tire cover plate is matched and placed on the outer side face of the spare tire, the spare tire fixing bolts penetrate through the spare tire fixing plate and the spare tire cover plate and then are connected with the handle nuts, and the handle nuts are locked in a rotating mode;
A3. starting a control oil cylinder to enable the spare tire fixing plate to drive the spare tire to rise to the highest position;
a4, sequentially passing through the first bolt locating piece and the second bolt locating piece by using the locating bolt;
A5. closing the driving oil cylinder;
the spare tire removing method comprises the following steps:
B1. grounding the rake teeth, and then pulling out the positioning pins to separate the positioning pins from the first pin positioning plate and the second pin positioning plate;
B2. starting a driving oil cylinder to enable the spare tire fixing plate to move downwards with the spare tire until the lowest part of the spare tire is contacted with the ground;
B3. closing the driving oil cylinder;
B4. rotating the handle nut to remove the spare tire cover plate;
B5. and the spare tire is taken off from the spare tire fixing plate and stands on the ground, and the spare tire is rolled to a required position.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010610763.3A CN111776090B (en) | 2020-06-30 | 2020-06-30 | Spare tire carrying device for grader and use method of spare tire carrying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010610763.3A CN111776090B (en) | 2020-06-30 | 2020-06-30 | Spare tire carrying device for grader and use method of spare tire carrying device |
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| CN111776090A CN111776090A (en) | 2020-10-16 |
| CN111776090B true CN111776090B (en) | 2023-07-07 |
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| CN202010610763.3A Active CN111776090B (en) | 2020-06-30 | 2020-06-30 | Spare tire carrying device for grader and use method of spare tire carrying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112937703B (en) * | 2021-01-28 | 2023-06-09 | 徐州徐工筑路机械有限公司 | Spare tire device and rear scarifier of grader |
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| KR20080017915A (en) * | 2006-08-23 | 2008-02-27 | 김용선 | Spare tire carrier |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7845895B2 (en) * | 2007-08-14 | 2010-12-07 | Ibis Tek, Llc | Spare tire carrier with integrated truck jack and spare tire lift |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD111054A1 (en) * | 1974-05-02 | 1975-01-20 | ||
| JP2002331969A (en) * | 2001-05-09 | 2002-11-19 | Asmo Co Ltd | Lifting device for vehicle spare tire |
| KR20080017915A (en) * | 2006-08-23 | 2008-02-27 | 김용선 | Spare tire carrier |
| CN201530425U (en) * | 2009-10-20 | 2010-07-21 | 中国重汽集团济南动力有限公司 | Locking device of spare tire |
| CN204077831U (en) * | 2014-09-18 | 2015-01-07 | 中联重科股份有限公司 | Vehicle spare tire lifting device and vehicle |
| CN204432704U (en) * | 2014-12-24 | 2015-07-01 | 陕西同力重工股份有限公司 | A kind of vehicle giant tire assembly transport and the machinery installed |
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| CN111776090A (en) | 2020-10-16 |
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Address after: 221004 No.10 tuolanshan Road, Xuzhou Economic and Technological Development Zone, Xuzhou City, Jiangsu Province Applicant after: XUZHOU XUGONG ROAD-CONSTRUCTION MACHINERY Co.,Ltd. Address before: 221004 No. 10, Mount Blue Road, Xuzhou Economic Development Zone, Jiangsu, China Applicant before: XUZHOU XUGONG ROAD-CONSTRUCTION MACHINERY Co.,Ltd. |
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