CN208453110U - Spare tyre lifter - Google Patents
Spare tyre lifter Download PDFInfo
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- CN208453110U CN208453110U CN201820640281.0U CN201820640281U CN208453110U CN 208453110 U CN208453110 U CN 208453110U CN 201820640281 U CN201820640281 U CN 201820640281U CN 208453110 U CN208453110 U CN 208453110U
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- spare tyre
- supporting plate
- fastening
- expansion arc
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Abstract
The utility model relates to lorry parts technical fields, disclose spare tyre lifter, including two crossbeams and lifting part, lifting part includes shell and rocking bar, one end of rocking bar is protruded into shell and is fixedly connected with reel, chain is hinged on reel, the lower end of chain is connected with adjusting rod, the bottom of adjusting rod opens up that there are two the first grooves for being oppositely arranged, the vertical edge of first inside grooves is hinged with supporting plate, one end of supporting plate is equipped with fastening part, fastening part includes fastening ball, one end of supporting plate offers the second groove, second groove is connect by the first spring with fastening ball, fasten the expansion arc that ball includes positioning section and is fixedly connected on above positioning section, the upper surface of expansion arc offers the thread groove of opening upwards, the fastening bolt being used cooperatively with thread groove is equipped in thread groove, the upper end external circumferential of expansion arc is connected with swelling gasbag , swelling gasbag is connected to by air flue with the bottom of thread groove.The utility model can to avoid spare tyre loosening and it is easy to operate.
Description
Technical field
The utility model relates to lorry parts technical fields, and in particular to spare tyre lifter.
Background technique
Lorry is a kind of commerial vehicle for being mainly carrying cargo and designing and equipping, and can be generally divided into according to the weight of vehicle
It is heavy and two kinds light-duty.Most lorries all with diesel motor as a source of power, but have part pickup truck using gasoline,
Oil gas or natural gas.Lorry is usually made of four engine, chassis, vehicle body and electrical equipment parts, when we start
After lorry, engine can generate power, and power is transmitted to gearbox, and the gear that power passes through in gearbox is small by high revolving speed
Torque power is converted into slow-speed of revolution high-torque power, then passes to driving rear axle by transmission shaft, and driving rear axle drives driving rear-wheel
Rotation, then a lorry just moves.Lorry can blow out accident in the process of moving, and lorry is blown out in order to prevent
It, can an onboard spare tyre on general lorry afterwards without tire changing.Currently, the spare tyre of many lorries is by one in the market
A very wide spare wheel crossbeam is riveted together with vehicle frame, and a hole is offered in the middle part of the upper surface of spare wheel crossbeam,
Spare tyre fastener is installed above the hole, spare tyre is fixed on spare wheel crossbeam by spare tyre fastener, above-mentioned spare tyre fastening
Apparatus structure is more complicated, higher cost.
For this purpose, Chinese patent notification number is that CN201512013U discloses a kind of automobile spare tyre fastening device, including two standby
Tire fixed cross beam and spare tyre lifting part, the middle part protrusion of spare tyre fixed cross beam, both ends are fixedly connected with longitudinal beam respectively,
It is respectively fixedly connected in the middle part of spare tyre lifting part and two spare tyre fixed cross beams.The automobile spare tire of the utility model fastens dress
It sets, can be fixedly connected by two spare tyre fixed cross beams with longitudinal beam, and spare tyre lifting part is connected to two spare tyres
Among fixed cross beam, to realize the installation and removal of spare tyre, the automobile spare tyre fastening device structure is simple, low in cost, convenient
Installation.
But above scheme has the following problems: 1, in above scheme, needing artificial picking-up spare tyre, wear its center
Chain and the supporting plate for being mounted on chain bottom are crossed, then supporting plate is made to become horizontality from vertical state, spare tyre bottom is carried out
Limit and fixed support, operate very inconvenient in this way.2, in the process of moving due to lorry, often bad by some road conditions
Location, vehicle jolts, and comparison is severe, and the long-term stress of the clamp device easily deforms, and the clamp device is caused not lock tightly
The case where, so that spare tyre be caused to be easy the phenomenon that loosening.
Utility model content
The utility model is intended to provide a kind of anti-loosening and easy to operate spare tyre lifter.
In order to achieve the above objectives, the utility model adopts the following technical solution: spare tyre lifter, including two crossbeams and liter
Component is dropped, is connected between two crossbeams by fixed plate, lifting part includes shell and rocking bar, and shell is fixedly connected on fixed plate
On, rocking bar is parallel to each other with two crossbeams, and one end of rocking bar is protruded into shell, and rocking bar is located at the intracorporal part of shell and is fixedly connected with
Reel is hinged with chain on reel, and the lower end of chain is pierced by the bottom of shell, and the lower end of chain is connected with adjusting rod, adjusting rod
Bottom open up along middle line there are two the first groove for being oppositely arranged, the first groove includes vertical section and is connected to vertical section
Horizontal segment, the notch of vertical section is towards downwards, and for the notch of horizontal segment towards outward, the vertical edge of the first inside grooves is hinged with support
Plate, one end of supporting plate stretch out the first groove and are equipped with fastening part；Fastening part includes fastening ball, and supporting plate is opened far from one end of adjusting rod
Equipped with the second groove, the second groove connect by the first spring with fastening ball, and fastening ball, which includes positioning section, to be determined with being fixedly connected on
Expansion arc above the section of position, the width of positioning section are greater than the width of rebate of the second groove, and the width of expansion arc is less than the second groove
Width of rebate, the upper surface of expansion arc offers the thread groove of opening upwards, is equipped in thread groove and is used cooperatively with thread groove
Fastening bolt, the upper end external circumferential of expansion arc is connected with swelling gasbag, and expansion arc is between swelling gasbag and thread groove
Air flue is offered, swelling gasbag is connected to by air flue with the bottom of thread groove.
The principle of this programme is: when practical application, vertically arranged supporting plate is inserted into the centre bore of the wheel hub of spare tyre first,
Then two supporting plates are broken into two with one's hands with hand, it is made to have a certain degree with ground, then made on rocking bar using instrumental purposes such as spanners
It is rotated backward, and chain is rotated around reel, and the chain length outside shell is elongated, people hold adjusting rod to
Lower pressing, so that two supporting plates are rotated up around the first groove, the elastic cushion that supporting plate is located in the first groove is extruded, so that
First groove and supporting plate form interference fit, so that the supporting plate of two sides setting is in a straight line, and two supporting plates are in
Horizontality.Then, rotate forward it on rocking bar using instrumental purposes such as spanners, chain is rotated around reel, position
It shortens in the chain length outside shell, the upper surface of two supporting plates and the lower surface of spare tyre wheel hub offset, and artificial catches adjusting
Bar, so that the upper surface of two supporting plates is rotated along the lower surface of spare tyre wheel hub, the first spring-compressed in the second groove,
Fastening ball is located at the second groove the inside, when the second groove of supporting plate and the standard setting hole of spare tyre wheel hub to it is corresponding when the second groove
Interior fastening ball moves upwards under the impetus of the first spring, and the expansion arc for fastening ball protrudes into the standard setting of spare tyre wheel hub
In hole, the positioning section for fastening ball is located in the second groove, and the contacted inner surfaces of the two sides upper surface of positioning section and the second groove.
Artificial is penetrated in thread segment with fastening bolt, and fastening bolt is spinned along the screw thread in thread segment then and is moved downward,
Air pressure in this way in thread groove becomes larger, and fastening bolt pushes the gas in thread groove to enter in swelling gasbag by air flue, expands
Air bag sticks out, and swelling gasbag positions the standard setting hole upper surface of spare tyre wheel hub, so that the wheel hub of spare tyre is fixed on
Between swelling gasbag and supporting plate, it is fastened.It carries out when needing to disassemble spare tyre in use, can rotate outward tight
Fixing bolt simultaneously makes its back-out, and the gas in swelling gasbag is run out of along the upper surface of air flue and thread groove, such swelling gasbag
Becoming flat, spare tyre can be separated with supporting plate, and the supporting plate of two sides is then pressed down on hand, and supporting plate is rotated down around the first groove,
Two supporting plates are in a vertical state, and supporting plate is taken out from the centre bore of spare tyre wheel hub.
The utility model has the advantages that
1, the utility model is by being divided into two parts being oppositely arranged for common supporting plate, meanwhile, so that it is hinged on
In one groove, when can make in the hub centre hole of supporting plate insertion spare tyre in this way, it is inserted directly into, is lifted without artificial
Spare tyre, it is relatively labor-saving.Adjusting rod is set for pressing the supporting plate of two sides, allows two supporting plates to be embedded in first recessed
In slot, two supporting plates are in horizontality, can go on smoothly fastening process later.When needing to dismantle spare tyre, it is only necessary to press
Pressing palette, supporting plate can be moved downward around the first groove, can be taken out it later.The such support of the utility model design
Hardened structure, convenient for supporting plate to be inserted and removed from from the central hole of spare tyre wheel hub, operation is more convenient, carries out without lifting spare tyre
Operation, compares saving manpower.
2, the utility model, can be when rotating pallet, so that fastening ball by the second groove of setting and fastening ball
Automatically it is matched with the standard setting hole of spare tyre wheel hub, when artificial catches adjusting rod to be rotated, the upper surface of two supporting plates
It being rotated along the lower surface of spare tyre wheel hub, the first spring-compressed in the second groove, fastening ball is located inside the second groove,
When the second groove of supporting plate and the standard setting hole of spare tyre wheel hub to it is corresponding when the second groove in fastening ball pushing away in the first spring
Movement moves upwards under, and the expansion arc for fastening ball protrudes into the standard setting hole of spare tyre wheel hub, and fastening ball may be implemented in this way
Quick positioning, and contrast locating is more accurate.
3, the utility model is screwed in thread groove by fastening bolt, can be inflated to swelling gasbag, so that spare tyre
Wheel hub between swelling gasbag and supporting plate so that tightness is relatively good, even if the road conditions of lorry traveling are bad, will not go out
The case where existing spare tyre loosens.
Preferably, the upper surface of expansion arc offers vertical seam, and the bottom end vertically stitched is connected to air flue, insertion in vertical seam
There is diaphragm seal.When need to dismantle spare tyre get off progress in use, if directly screw out fastening bolt deflate to swelling gasbag,
Operate in this way it is more troublesome, it is time-consuming long, for this purpose, setting diaphragm seal, can not have to screw out fastening bolt, it is only necessary to will be vertical
Diaphragm seal in seam is extracted, and the gas in swelling gasbag can operate fairly simple convenience along vertical seam with Rapid degassing.
Preferably, the horizontal cross-sectional shapes of positioning section are rectangle, and the shape of the level cross-sectionn of expansion arc is circle.It is swollen
Swollen section of level cross-sectionn is circle, outside can with matched on the inside of the location hole of spare tyre wheel hub, and by positioning section
Level cross-sectionn is set as rectangle, and when fastening bolt screws in thread groove, positioning section is not in rotation status, and positioning section is only
The case where straight line up and down motion can be done, fastening ball is avoided to rotate integrally.
Preferably, the shape of the cross section of expansion arc upper surface is arc-shaped, when upper surface and the spare tyre wheel hub of supporting plate
When lower surface relatively rotates, it is arc-shaped for fastening the upper surface of the expansion arc of ball, it is possible to reduce between supporting plate and spare tyre wheel hub
Friction, keeps its rotation more smooth.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model spare tyre lifter embodiment；
Fig. 2 is the structural schematic diagram at another visual angle of Fig. 1；
Fig. 3 is chain, adjusting rod, supporting plate and to be mounted on the structure cooperated between the fastening part on supporting plate in Fig. 1 and show
It is intended to；
Fig. 4 is the partial enlarged view in Fig. 3 at A；
Fig. 5 is the structural schematic diagram of adjusting rod and the first groove in Fig. 3.
Specific embodiment
The utility model is described in further detail below by specific embodiment:
Appended drawing reference in Figure of description includes: crossbeam 1, fixed plate 2, shell 3, rocking bar 4, chain 5, adjusting rod 6, and
One groove 7, supporting plate 8, the second groove 9, the first spring 10, positioning section 11, expansion arc 12, thread groove 13, fastening bolt 14, expansion
Air bag 15, air flue 16 vertically stitch 17, diaphragm seal 18.
Embodiment as shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5: spare tyre lifter, including two crossbeams 1 and lifting part, two
The middle part of crossbeam 1 is connected by fixed plate 2, and the both ends of fixed plate 2 pass through bolt and are attached with crossbeam 1.Lifting part packet
Shell 3 and rocking bar 4 are included, shell 3 is bolted in fixed plate 2, and rocking bar 4 is parallel to each other with two crossbeams 1, the left end of rocking bar 4
It protrudes into shell 3, rocking bar 4, which is located at the key connection of the part in shell 3, to be had reel (not drawn in the figure), is hinged with chain on reel
5, the bottom of shell 3 offers through-hole, and the lower end of chain 5 passes through through-hole, and the lower end of chain 5 is connected with vertically arranged adjusting rod
6, the bottom of adjusting rod 6 is opened up along middle line there are two the first groove 7 being oppositely arranged, the first groove 7 include vertical section and with
The horizontal segment of vertical section connection, the notch of vertical section is towards downwards, and the notch direction of horizontal segment is outside, inside the first groove 7
Vertical edge is hinged with supporting plate 8, and supporting plate 8 is located at the partial sidewall inside the first groove 7 equipped with elastic cushion, and elastic cushion can be rubber
Pad, one end of supporting plate 8 stretch out the first groove 7 and are equipped with fastening part.
As shown in figure 4, fastening part includes fastening ball, supporting plate 8 offers the second groove 9 far from one end of adjusting rod 6, second
Groove 9 is connect by the first spring 10 with fastening ball, and fastening ball includes positioning section 11 and the expansion for being welded on 11 top of positioning section
Section 12, the horizontal cross-sectional shapes of positioning section 11 are rectangle, and the shape of the level cross-sectionn of expansion arc 12 is circle, expansion arc 12
The shape of the cross section of upper surface be it is arc-shaped, the width of positioning section 11 is greater than the width of rebate of the second groove 9, expansion arc 12
Width of rebate of the width less than the second groove 9.The upper surface of expansion arc 12 offers the thread groove 13 of opening upwards, thread groove 13
It is interior that equipped with the fastening bolt 14 being used cooperatively with thread groove 13, the upper end external circumferential of expansion arc 12 is bonded with swelling gasbag 15,
Expansion arc 12 offers air flue 16 between swelling gasbag 15 and thread groove 13, and swelling gasbag 15 passes through air flue 16 and thread groove
13 bottom connection.The upper surface of expansion arc 12 offers vertical seam 17, and the bottom end of vertical seam 17 is connected to air flue 16, vertical to stitch
Inserted with diaphragm seal 18 in 17.
When practical application, vertically arranged supporting plate 8 is inserted into the centre bore of the wheel hub of spare tyre first, then breaks two into two with one's hands with hand
A supporting plate 8, makes it have a certain degree with ground, then rotates backward it on rocking bar 4 using instrumental purposes such as spanners,
Chain 5 is rotated around reel, 5 length of chain outside shell 3, and people hold the downward push of adjusting rod 6,
So that two supporting plates 8 are rotated up around the first groove 7, the elastic cushion that supporting plate 8 is located in the first groove 7 is extruded, so that the
One groove 7 and supporting plate 8 form interference fit, so that the supporting plate 8 of two sides setting is in a straight line, and two supporting plates 8 are located
In horizontality.Then, rotate forward it on rocking bar 4 using instrumental purposes such as spanners, chain 5 is turned around reel
Dynamic, 5 length of chain outside shell 3 shortens, and the upper surface of two supporting plates 8 and the lower surface of spare tyre wheel hub offset, artificial
Adjusting rod 6 is caught, so that the upper surface of two supporting plates 8 is rotated along the lower surface of spare tyre wheel hub, in the second groove 9
The compression of one spring 10, fastening ball are located at 9 the inside of the second groove, when the standard setting hole of the second groove 9 and spare tyre wheel hub of supporting plate 8
Fastening ball when corresponding in the second groove 9 is moved upwards under the impetus of the first spring 10, the expansion arc 12 for fastening ball is stretched
Enter in the standard setting hole of spare tyre wheel hub, the positioning section 11 for fastening ball is located in the second groove 9, and the two sides upper end of positioning section 11
The contacted inner surfaces in face and the second groove 9.Artificial is penetrated in thread segment with fastening bolt 14, then by fastening bolt 14 along
Screw thread in thread segment, which is spinned, to be moved downward, and the air pressure in such thread groove 13 becomes larger, and fastening bolt 14 pushes thread groove 13
Interior gas is entered in swelling gasbag 15 by air flue 16, and swelling gasbag 15 sticks out, mark of the swelling gasbag 15 to spare tyre wheel hub
Quasi- location hole upper surface is positioned, so that the wheel hub of spare tyre is fixed between swelling gasbag 15 and supporting plate 8, is carried out to it tightly
Gu.It carries out when needing to disassemble spare tyre in use, can not have to screw out fastening bolt 14, it is only necessary to will be in vertical seam 17
Diaphragm seal 18 is extracted, and the gas in swelling gasbag 15 can be become along vertical seam 17 with Rapid degassing, such swelling gasbag 15
Flat, spare tyre can be separated with supporting plate 8, and the supporting plate 8 of two sides is then pressed down on hand, and supporting plate 8 turns downwards around the first groove 7
Dynamic, two supporting plates 8 are in a vertical state, and supporting plate 8 is taken out from the centre bore of spare tyre wheel hub.
Above-described is only the embodiments of the present invention, well known specific technical solution and/or characteristic etc. in scheme
Common sense does not describe excessively herein.It should be pointed out that for those skilled in the art, not departing from the utility model technology
Under the premise of scheme, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these
It all will not influence the effect and patent practicability of the utility model implementation.This application claims protection scope should be with its right
It is required that content subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (4)
1. spare tyre lifter, including two crossbeams and lifting part are connected by fixed plate, lifting unit between the two beams
Part includes shell and rocking bar, and shell is fixedly connected in fixed plate, and rocking bar is parallel to each other with two crossbeams, and one end of rocking bar is protruded into
In shell, rocking bar is located at the intracorporal part of shell and is fixedly connected with reel, and chain is hinged on reel, and the lower end of chain is pierced by shell
Bottom, which is characterized in that the lower end of chain is connected with adjusting rod, and the bottom of adjusting rod is opened up along middle line to be set there are two opposite
The first groove set, first groove include vertical section and the horizontal segment that is connected to vertical section, the notch of vertical section towards to
Under, the notch of horizontal segment is towards outward, and the vertical edge of the first inside grooves is hinged with supporting plate, and supporting plate is located at the portion of the first inside grooves
Side wall is divided to be equipped with elastic cushion, one end of supporting plate stretches out the first groove and is equipped with fastening part；The fastening part includes fastening ball, described
Supporting plate offers the second groove far from one end of adjusting rod, and the second groove is connect by the first spring with fastening ball, fastens ball packet
The expansion arc for including positioning section and being fixedly connected on above positioning section, the width of positioning section is greater than the width of rebate of the second groove, swollen
For swollen section of width less than the width of rebate of the second groove, the upper surface of the expansion arc offers the thread groove of opening upwards, spiral shell
The fastening bolt being used cooperatively with thread groove is equipped in groove, the upper end external circumferential of the expansion arc is connected with swelling gasbag,
Expansion arc offers air flue between swelling gasbag and thread groove, and swelling gasbag is connected to by air flue with the bottom of thread groove.
2. spare tyre lifter according to claim 1, it is characterised in that: the upper surface of the expansion arc offers vertically
Seam, the bottom end vertically stitched are connected to air flue, inserted with diaphragm seal in vertical seam.
3. spare tyre lifter according to claim 2, it is characterised in that: the horizontal cross-sectional shapes of the positioning section are square
Shape, the shape of the level cross-sectionn of expansion arc are circle.
4. described in any item spare tyre lifters according to claim 1~3, it is characterised in that: the cross of the expansion arc upper surface
The shape in section is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820640281.0U CN208453110U (en) | 2018-04-28 | 2018-04-28 | Spare tyre lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820640281.0U CN208453110U (en) | 2018-04-28 | 2018-04-28 | Spare tyre lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208453110U true CN208453110U (en) | 2019-02-01 |
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ID=65151087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820640281.0U Active CN208453110U (en) | 2018-04-28 | 2018-04-28 | Spare tyre lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208453110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112208657A (en) * | 2020-10-16 | 2021-01-12 | 杨俊� | Anti-shaking vehicle-mounted rear spare tire suspension device for automobile |
-
2018
- 2018-04-28 CN CN201820640281.0U patent/CN208453110U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112208657A (en) * | 2020-10-16 | 2021-01-12 | 杨俊� | Anti-shaking vehicle-mounted rear spare tire suspension device for automobile |
| CN112208657B (en) * | 2020-10-16 | 2021-05-28 | 日照中兴汽车有限公司 | Anti-shaking vehicle-mounted rear spare tire suspension device for automobile |
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