CN109703635B - Engineering truck spare tire support device - Google Patents
Engineering truck spare tire support device Download PDFInfo
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- CN109703635B CN109703635B CN201910093342.5A CN201910093342A CN109703635B CN 109703635 B CN109703635 B CN 109703635B CN 201910093342 A CN201910093342 A CN 201910093342A CN 109703635 B CN109703635 B CN 109703635B
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- supporting seat
- connecting part
- pull rod
- spare tire
- lug
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Abstract
The invention discloses a spare tire support device of an engineering truck, and belongs to the technical field of automobiles and parts thereof. The invention is provided with a first supporting seat, a second supporting seat, a third supporting seat and a main body framework comprising a first connecting part, a second connecting part and a third connecting part, wherein the first connecting part is hinged with the first supporting part, the second connecting part is hinged with the second supporting part, and the third connecting part is indirectly detachably connected with the third supporting seat by a fixed pull rod on a sleeve; be equipped with the spring on the pull rod, be equipped with first engaging lug on the third connecting portion, fix respectively on pull rod and first engaging lug through the both ends of spring, the spring can compress tightly pull rod and third supporting seat and then fix main part skeleton, pray the cushioning effect of shock attenuation simultaneously. The steel rope is arranged between the supporting seat and the third connecting part, so that the personal safety of a user can be protected, and meanwhile, the main body framework is downwards screwed to a proper inclined plane, so that the spare tire can be conveniently installed and detached. The bottom of third connecting portion still is equipped with the spanner of telescopic link, reaches the effect of labour saving and time saving through utilizing lever principle.
Description
Technical Field
The invention belongs to the technical field of automobiles and parts thereof, and particularly relates to a spare tire bracket device of an engineering truck.
Background
At present, an engineering vehicle spare tire frame on the market is arranged between two beam bottom plates of a vehicle or at the outer ends of two side bottom plates, a spare tire lifter is stretched by using a crank to achieve the mode of fixing and detaching the spare tire, the crank is required to be continuously rotated manually in the fixing and detaching process, and the crank is difficult to fix, so that time and labor are wasted. The crank is used as a fixing and tire unloading tool, and is generally carried on a vehicle, so that the space on the vehicle is occupied.
The spare tire frame in the prior art cannot be separated from the spare tire lifter, the use of the rocker is time-consuming and labor-consuming, and the installation and the disassembly of the spare tire cannot be completed under the condition that the rocker is lost generally, so that the working efficiency is reduced. The universal spare tire rack in the market is an indispensable truck tool, and the tool crank is long, occupies truck-mounted space and is also required to be installed on an engineering truck when necessary.
Disclosure of Invention
The invention aims to solve the defects in the prior art, so the invention provides the engineering vehicle spare tire bracket device which is convenient to detach and install the spare tire, has a simple structure, greatly improves the working efficiency, and saves time and labor in the operation process.
In order to achieve the above purpose, the present invention adopts the following scheme:
the spare tire support device of the engineering truck is fixed on a bottom plate of the engineering truck and comprises a first support seat, a second support seat, a third support seat and a main body framework; the first supporting seat, the second supporting seat and the third supporting seat are fixedly connected to the engineering vehicle bottom plate; the main body framework comprises a first connecting part, a second connecting part and a third connecting part; the first connecting part is hinged with the first supporting seat; the second connecting part is hinged with the second supporting seat; two sleeves are arranged in parallel in the middle of the third connecting part; the two sleeves are both rotationally connected with the third connecting part; a first connecting lug is arranged on the third connecting part between the two sleeves; the outer walls of the two sleeves are fixedly connected with the same pull rod; the pull rod is detachably connected with the third supporting seat; the pull rod is connected with a spring; one end of the spring, which is far away from the wrench, is connected to the first connecting lug; a fixed base is fixedly connected to the third connecting part; the bottom of the third connecting part is fixedly connected with a wrench; the middle part of the fixed base is detachably connected with a handle; and a fixing frame is detachably connected between the handle and the fixing base.
Further, the wrench is made of a telescopic tube and comprises an outer tube and an inner tube; the inner tube positioned outside the outer tube is provided with a handle and a third connecting lug; a fourth connecting lug is arranged at one end of the outer tube, which is close to the handle; the third connecting lug is detachably connected with the fourth connecting lug.
Further, the axis of the connection part of the first connecting part and the first supporting seat and the axis of the connection part of the second connecting part and the second supporting seat are the same axis.
Further, the axis of the connection part of the first connecting part and the first supporting seat is parallel to the axis of the sleeve.
Further, the distance between the third supporting seat and the first supporting seat is equal to the distance between the third supporting seat and the second supporting seat.
Further, a second connecting lug is arranged on the third supporting seat; the pull rod is far away from the fifth connecting lug which is fixedly connected with the pull rod; the fifth connecting lug is connected with the second connecting lug in a matching way.
Further, a steel rope is arranged on the third supporting seat; one end of the steel rope far away from the third supporting seat is fixedly connected with the middle part of the third connecting part.
Compared with the prior art, the invention can obtain the following technical effects:
(1) The axis of the joint of the first connecting part and the first supporting seat and the axis of the joint of the second connecting part and the second supporting seat are the same axis, so that the spare tire rack can be turned over, and the effect that a user is convenient to install and uninstall is achieved.
(2) The middle part of the fixed base is detachably connected with a handle; the fixing frame is detachably connected between the handle and the fixing base, the spare tire lifter and the crank are abandoned in the tire fixing mode, the spare tire is compressed by the fixing frame, the handle and the fixing base, the disassembly and the assembly are simple and convenient, and the working efficiency is improved.
(3) The bottom of the third connecting part is fixedly connected with a spanner, the spanner is made of a telescopic pipe, and a handle and a third connecting lug are arranged on the inner pipe positioned outside the outer pipe; a fourth connecting lug is arranged at one end of the outer tube, which is close to the handle; the third connecting lug is detachably connected with the fourth connecting lug. The wrench is used, the lever principle is used, so that time and labor are saved in the process of mounting and dismounting the tire, the trouble of affecting tire replacement due to loss is avoided, and the telescopic tube is convenient to save the mounting space.
(4) The outer walls of the two sleeves are fixedly connected with the same pull rod; the pull rod is detachably connected with the third supporting seat; the pull rod is connected with a spring; one end of the spring far away from the wrench is connected to the second connecting lug. The application of pull rod and the installation of the pull rod are equipped with the spring, through the flexible of spring, reach the effect of compress tightly and locking pull rod and third supporting seat, and then reach the effect of fixed tire, reach the effect of shock attenuation buffering simultaneously.
(5) The steel wire rope has the advantages of protecting personal safety, and simultaneously can play a role in fixing the spare tire rack, so that the main body framework reaches a proper inclined plane, and the spare tire is convenient to install and uninstall.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a cross-sectional view of the present invention;
FIG. 5 is a side view of an unloaded spare tire of the present invention;
FIG. 6 is a diagram of the present invention after installation;
fig. 7 is a schematic diagram of the whole structure of the wrench of the present invention.
In the figure: the device comprises a first supporting seat 1, a second supporting seat 2, a third connecting part 3, a wrench 4, a spare tire 5, a spring 6, a sleeve 7, a pull rod 8, a third supporting seat 9, a first connecting lug 10, a steel rope 11, a second connecting part 12, a handle 13, a fixing frame 14, a fixing base 15, a fifth connecting lug 16 and a first connecting part 17.
Detailed Description
The present invention will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1 to 6, an engineering vehicle spare tire bracket device is fixed on an engineering vehicle bottom plate and comprises a first supporting seat 1, a second supporting seat 2, a third supporting seat 9 and a main body framework. The first supporting seat 1, the second supporting seat 2 and the third supporting seat 9 are U-shaped supporting seats, the first supporting seat 1, the second supporting seat 2 and the third supporting seat 9 are all welded on the engineering truck bottom plate, and the distance between the third supporting seat 9 and the first supporting seat 1 is equal to the distance between the third supporting seat 9 and the second supporting seat 2. The main body framework is simpler in a three-point supporting and fixing mode than in a four-point fixing mode, the main body framework comprises a first connecting portion 17 of a vertical section, a second connecting portion 18 of the vertical section and a third connecting portion 3 of a horizontal section, the first connecting portion 17 and the first supporting seat 1 are hinged to be connected into a whole through a pin shaft, and the second connecting portion 18 and the second supporting seat 2 are hinged to be connected into a whole through a pin shaft. The axis of the connection part of the first connecting part 17 and the first supporting seat 1 and the axis of the connection part of the second connecting part 18 and the second supporting seat 2 are the same axis, so that the device can rotate, and further the installation and the disassembly work can be conveniently realized.
The third connecting portion 3 is of a U-shaped structure, two sleeves 7 are arranged in parallel on the left and right sides of the middle of the U-shaped structure of the third connecting portion 3, the two sleeves 7 can rotate on the third connecting portion 3, and the axis of the connecting portion 17 of the first connecting portion and the first supporting seat 1 is parallel to the axis of the sleeve 7. The same pull rod 8 is welded and connected to the outer walls of the two sleeves 7, so that the pull rod 8 can rotate on the third connecting part 3, and the main body framework can be conveniently fixed. The top of pull rod 8 is equipped with fifth engaging lug 16, has welded the second engaging lug on the lateral wall of third supporting seat 9, in order to be convenient for dismantle and install the spare tyre, passes through the cotter pin with fifth engaging lug 16 and second engaging lug and connects. The third connecting part 3 between the two sleeves 7 is welded and connected with the two first connecting lugs 10, the pull rod 8 is connected with the spring 6, one end of the spring 6, which is far away from the wrench 4, is connected with the first connecting lugs 10, the pull rod 8 and the third supporting seat 9 can be firmly fixed through the stretching of the spring 6, the cotter pin is prevented from falling off in the running process of the vehicle, and the shock absorption and buffering effects can be achieved.
The lateral wall middle part welded connection of the U-shaped structure of third connecting portion 3 has horizontal unable adjustment base 15, and unable adjustment base 15 is the U-shaped board of inversion, and the through-hole has been seted up at unable adjustment base 15's bottom plate middle part, and the below welding of through-hole has the nut, and through-hole female connection has handle 13, and handle 13 has rotation handle and screw rod to constitute. A fixing frame 14 is arranged between the handle 13 and the fixing base 15, the fixing frame 14 is an inverted U-shaped plate, a through hole is formed in the bottom plate of the U-shaped plate, nuts are welded above the through hole, and a screw rod is matched with the two nuts. The fixed base 15 and the fixed frame 14 are pressed against the hub by rotating the handle, so that the function of fixing the tire is realized. The bottom welded connection of third connecting portion 3 has spanner 4, and spanner 4 is made by flexible pipe, including outer tube and inner tube, is equipped with handle and third engaging lug on the inner tube that is located the outer tube outside, and the outer tube is close to the one end of handle and is equipped with the fourth engaging lug, and the third engaging lug passes through the cotter pin with the fourth engaging lug to be connected, and spanner 4's shrink of being convenient for is fixed, utilizes lever principle more convenient laborsaving with the lifting of main part skeleton simultaneously.
The third supporting seat 9 is further provided with a steel rope 11, one end, far away from the third supporting seat 9, of the steel rope 11 is connected to the middle of the third connecting portion 3, and the arrangement of the steel rope 11 can protect a user from being damaged by the main body framework, so that the main body framework has a proper gradient, and the spare tire is more convenient to install and uninstall.
Example 2
In the invention, when the spare tire 5 is installed in actual operation, the spare tire 5 is placed on the main body framework 14, the fixing frame 14 is placed in the hub, the screw rod of the handle 13 is sequentially connected with the nut of the fixing frame 14 and the nut of the fixing base 15 in a matching way from top to bottom, the hub of the spare tire 5 is tightly pressed and locked by rotating the handle of the handle 13, the fixing frame 14 and the fixing base 15 are lifted to a horizontal state through the spanner 4, the first connecting lug and the fifth connecting lug are overlapped by rotating the pull rod 8 and are connected through the cotter pin, then the inner tube of the spanner 4 is retracted into the outer tube, the third connecting lug and the fourth connecting lug are overlapped and are fixed through the cotter pin. When the spare tire 5 is disassembled, the cotter pins at the third connecting lug and the fourth connecting lug are pulled out, the inner tube of the wrench 4 is pulled out, the handle on the inner tube is held by hand, meanwhile, the cotter pins at the first connecting lug 16 and the fifth connecting lug 16 are pulled out, the pull rod 8 is reset to the initial state under the action of the spring 6, and then the pull rod 8 is separated from the third supporting seat 9, the wrench 4 is lowered, and the main body framework is limited by the length of the steel rope 11 and is screwed down to a proper inclined plane, so that the spare tire 5 is convenient to disassemble and replace.
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 characteristics 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. The spare tire support device of the engineering vehicle is fixed on a bottom plate of the engineering vehicle and is characterized by comprising a first support seat (1), a second support seat (2), a third support seat (9) and a main body framework; the first supporting seat (1), the second supporting seat (2) and the third supporting seat (9) are fixedly connected to the engineering vehicle bottom plate; the main body framework comprises a first connecting part (17), a second connecting part (18) and a third connecting part (3); the first connecting part (17) is hinged with the first supporting seat (1); the second connecting part (18) is hinged with the second supporting seat (2); two sleeves (7) are arranged in parallel in the middle of the third connecting part (3); the two sleeves (7) are rotationally connected with the third connecting part (3); a first connecting lug (10) is arranged on the third connecting part (3) between the two sleeves (7); the outer walls of the two sleeves (7) are fixedly connected with the same pull rod (8); the pull rod (8) is detachably connected with the third supporting seat (9); the pull rod (8) is connected with a spring (6); one end of the spring (6) far away from the wrench (4) is connected to the first connecting lug (10); a fixed base (15) is fixedly connected to the third connecting part (3); the bottom of the third connecting part (3) is fixedly connected with a spanner (4); the middle part of the fixed base (15) is detachably connected with a handle (13); a fixing frame (14) is detachably connected between the handle (13) and the fixing base (15);
the wrench (4) is made of a telescopic tube and comprises an outer tube and an inner tube; the inner tube positioned outside the outer tube is provided with a handle and a third connecting lug; a fourth connecting lug is arranged at one end of the outer tube, which is close to the handle; the third connecting lug is detachably connected with the fourth connecting lug;
the distance between the third supporting seat (9) and the first supporting seat (1) is equal to the distance between the third supporting seat (9) and the second supporting seat (2);
a second connecting lug is arranged on the third supporting seat (9); the pull rod (8) is far away from the fifth connecting lug (16) which is fixedly connected with the pull rod; the fifth connecting lug (16) is connected with the second connecting lug in a matching way;
a steel rope (11) is arranged on the third supporting seat (9); one end of the steel rope (11) far away from the third supporting seat (9) is fixedly connected to the middle part of the third connecting part (3).
2. An engineering vehicle spare tire bracket device according to claim 1, wherein the axis of the connection part of the first connecting part (17) and the first supporting seat (1) and the axis of the connection part of the second connecting part (18) and the second supporting seat (2) are the same axis.
3. An engineering vehicle spare wheel carrier device according to claim 1, characterized in that the axis of the connection of the first connection part (17) with the first support seat (1) and the axis of the sleeve (7) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910093342.5A CN109703635B (en) | 2019-01-30 | 2019-01-30 | Engineering truck spare tire support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910093342.5A CN109703635B (en) | 2019-01-30 | 2019-01-30 | Engineering truck spare tire support device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109703635A CN109703635A (en) | 2019-05-03 |
| CN109703635B true CN109703635B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910093342.5A Active CN109703635B (en) | 2019-01-30 | 2019-01-30 | Engineering truck spare tire support device |
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| Country | Link |
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| CN (1) | CN109703635B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2792908Y (en) * | 2005-05-19 | 2006-07-05 | 李建平 | Fast-detachable spare tyre carriage of vehicle |
| JP2008068706A (en) * | 2006-09-13 | 2008-03-27 | Toyota Motor Corp | Spare tire fixing structure |
| CN102975780A (en) * | 2012-12-11 | 2013-03-20 | 中联重科股份有限公司 | Engineering vehicle and spare tire rack thereof |
| WO2015149602A1 (en) * | 2014-04-03 | 2015-10-08 | 郜世光 | Vehicle spare tyre rack |
| CN206374848U (en) * | 2016-12-16 | 2017-08-04 | 章加辉 | A kind of fixing device of automobile trunk tire |
| CN207328635U (en) * | 2017-10-27 | 2018-05-08 | 成都大学 | A kind of automobile-used spare wheel carrier of microcaloire |
-
2019
- 2019-01-30 CN CN201910093342.5A patent/CN109703635B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2792908Y (en) * | 2005-05-19 | 2006-07-05 | 李建平 | Fast-detachable spare tyre carriage of vehicle |
| JP2008068706A (en) * | 2006-09-13 | 2008-03-27 | Toyota Motor Corp | Spare tire fixing structure |
| CN102975780A (en) * | 2012-12-11 | 2013-03-20 | 中联重科股份有限公司 | Engineering vehicle and spare tire rack thereof |
| WO2015149602A1 (en) * | 2014-04-03 | 2015-10-08 | 郜世光 | Vehicle spare tyre rack |
| CN206374848U (en) * | 2016-12-16 | 2017-08-04 | 章加辉 | A kind of fixing device of automobile trunk tire |
| CN207328635U (en) * | 2017-10-27 | 2018-05-08 | 成都大学 | A kind of automobile-used spare wheel carrier of microcaloire |
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| Publication number | Publication date |
|---|---|
| CN109703635A (en) | 2019-05-03 |
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