CN208498457U - Semi-trailer support structure - Google Patents
Semi-trailer support structure Download PDFInfo
- Publication number
- CN208498457U CN208498457U CN201821182947.9U CN201821182947U CN208498457U CN 208498457 U CN208498457 U CN 208498457U CN 201821182947 U CN201821182947 U CN 201821182947U CN 208498457 U CN208498457 U CN 208498457U
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- CN
- China
- Prior art keywords
- support leg
- leg
- inner support
- outer support
- semi
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of semi-trailer support structures, it is mounted in the supporting leg mounting base on the outside of stringer, including integrally formed outer support leg, it is slidably fitted with integrally formed inner support leg in the outer support leg, is correspondingly arranged on positioning device on the outer support leg and the sliding contact surface of the inner support leg；The bottom end support of the inner support leg on the ground, is provided with height adjustment device, the outer support leg and the inner support leg are all aluminium alloy supporting leg between the outer support leg and the inner support leg；The utility model uses all aluminium alloy material, and light weight reduces fuel consumption, expands application prospect；Again due to mainly using direct extrusion forming, stringer welding capacity and welding deformation are effectively reduced, intensity is improved；And carrying platform height is reduced, the stability and safety of vehicle are increased.
Description
Technical field
The utility model relates to semitrailer component technology field more particularly to a kind of leg structures of semitrailer.
Background technique
Currently, automotive light weight technology has become the common recognition of automobile industry, semitrailer is mostly that steel structure part is welded, and is existed
The problems such as complete vehicle weight is larger high with fuel consumption, therefore in the case where meeting requirement, sufficiently mitigate the weight of semitrailer
As urgent problem to be solved.
A kind of important component of the leg structure as semitrailer, is mounted on the left-right longeron of chassis of semi-trailer, is loading and unloading
Auxiliary support semitrailer when cargo or parking maintenance can adjust the height of semitrailer according to the actual height of tractor traction seat
Degree, can shrink in semitrailer driving process or when non-working condition, avoid leg structure and ground face contact and cause friendship
Interpreter's event.And semi-trailer support structure mainly uses steel supporting leg, own wt weight at present, to increase the weight of semitrailer
Amount, reduces the quantity of cargo transport, and economic benefit is low, and wherein leg structure mainly uses steel plate welding to be made, and is easy
Desoldering reduces structural strength, leads to not normal use, is unable to satisfy the use demand of people.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of light-weight, there is enough intensity, meet vehicle
The semi-trailer support structure of requirement.
In order to solve the above technical problems, the technical solution of the utility model is: semi-trailer support structure is mounted on outside stringer
In the supporting leg mounting base of side, including integrally formed outer support leg, it is slidably fitted in the outer support leg in integrally formed
Positioning device is correspondingly arranged on the sliding contact surface of supporting leg, the outer support leg and the inner support leg；The inner support
The bottom end support of leg on the ground, is provided with height adjustment device between the outer support leg and the inner support leg, described outer
Supporting leg and the inner support leg are all aluminium alloy supporting leg.
The outer support leg includes the outer support column being slidably installed with the inner support leg as a preferred technical solution,
The upper outside of the outer support column is provided with the supporting leg mounting plate for being fixedly mounted with the supporting leg mounting base.
The inner support leg includes the inner support being slidably mounted in the outer support column as a preferred technical solution,
Column, the bottom of the inner support column are provided with the support plate of support on the ground.
The positioning device includes the positioning protrusion being arranged on the inner support column outer wall as a preferred technical solution,
With the positioning groove matched on the outer support column with the positioning protrusion is set.
The positioning protrusion and the positioning groove are mutually matched semicircle, arc as a preferred technical solution,
Or it is trapezoidal.
The height adjustment device includes being correspondingly arranged on the outer support leg side wall as a preferred technical solution,
Outer connecting hole is disposed on the inner support leg multiple with outer connecting hole corresponding matching interconnecting hole, the outer connection
Hole is corresponding in the interconnecting hole through being connected with alignment pin.
By adopting the above-described technical solution, semi-trailer support structure, is mounted in the supporting leg mounting base on the outside of stringer, packet
Integrally formed outer support leg is included, integrally formed inner support leg, the outer support leg are slidably fitted in the outer support leg
Positioning device is correspondingly arranged on on the sliding contact surface of the inner support leg；The bottom end of the inner support leg is supported on ground
On, height adjustment device, the outer support leg and the inner support are provided between the outer support leg and the inner support leg
Leg is all aluminium alloy supporting leg；
The beneficial effects of the utility model are:
(1) the utility model uses all aluminium alloy leg structure, compared with steel supporting leg in the prior art, light weight,
Weight loss effect can be significantly improved when meeting regulation bearing requirements, to reduce fuel consumption, while aluminium alloy supporting leg has
The performances such as flexible good, shock resistance is good, corrosion-resistant and good machine-shaping, before the application for expanding the utility model
Scape；
(2) the utility model mainly uses direct extrusion forming, can be effective compared with steel supporting leg in the prior art
It reduces supporting leg welding capacity and welding deformation and meets vehicle requirement to improve the intensity of the utility model；
(3) so that matching between outer support leg and inner support leg, raising is whole for the setting of the utility model positioning device
Stability；The achievable outer support leg of the height adjustment device and the support and retraction of inner support leg, it is easy to operate.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the top view of the utility model embodiment；
Fig. 3 is the structural schematic diagram of the outer support leg of the utility model embodiment；
Fig. 4 is the top view of the outer support leg of the utility model embodiment；
Fig. 5 is the structural schematic diagram of the inner support leg of the utility model embodiment；
Fig. 6 is the top view of the inner support leg of the utility model embodiment；
Fig. 7 is the usage state diagram that the utility model embodiment is mounted on stringer side；
In figure: 1- stringer；2- supporting leg mounting base；3- outer support leg；31- outer support column；32- supporting leg mounting plate；Branch in 4-
Support leg；41- inner support column；42- support plate；5- positioning device；51- positioning protrusion；52- positioning groove；6- height adjustment device；
The outer connecting hole of 61-；62- interconnecting hole；63- alignment pin.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.In the following detailed description, only pass through
Bright mode describes certain exemplary embodiments of the utility model.Undoubtedly, those skilled in the art can be with
It recognizes, it, can be with a variety of different modes to described without departing from the spirit and scope of the utility model
Embodiment is modified.Therefore, attached drawing and description are regarded as illustrative in nature, rather than the protection for limiting claim
Range.
As depicted in figs. 1 and 2, semi-trailer support structure is mounted in the supporting leg mounting base 2 in 1 outside of stringer, including one
Molding outer support leg 3, is slidably fitted with integrally formed inner support leg 4 in the outer support leg 3, the outer support leg 3 with
Positioning device 5 is correspondingly arranged on the sliding contact surface of the inner support leg 4；The bottom end of the inner support leg 4 is supported on ground
On, be provided with height adjustment device 6 between the outer support leg 3 and the inner support leg 4, the outer support leg 3 with it is described interior
Supporting leg 4 is all aluminium alloy supporting leg, and the present embodiment uses all aluminium alloy leg structure, with steel supporting leg phase in the prior art
Than light weight can significantly improve weight loss effect when meeting regulation bearing requirements, to reduce fuel consumption, while aluminium
Alloy supporting leg has the performances such as elasticity is good, shock resistance is good, corrosion-resistant and good machine-shaping, expands the utility model
Application prospect.
As shown in Figure 3 and Figure 4, the outer support leg 3 includes the outer support column 31 being slidably installed with the inner support leg 4,
The upper outside of the outer support column 31 is provided with the supporting leg mounting plate 32 for being fixedly mounted with the supporting leg mounting base 2, institute
It states supporting leg mounting plate 32 to be bolted to connection with the supporting leg mounting base 2, it is convenient to dismount, and can dismantle and be mounted on as needed
It is used to support in other semi-trailer longitudinal beam structures, realizes recycling；The outer support leg 3 uses extrusion process, described
It is integrally formed between outer support column 31 and the supporting leg mounting plate 32, the entire outer support leg 3 does not have pad, ensure that
The integral strength of the outer support leg 3.
As shown in Figure 5 and Figure 6, the inner support leg 4 includes the inner support column being slidably mounted in the outer support column 31
41, the bottom of the inner support column 41 is provided with the support plate 42 of support on the ground, and the inner support leg 4 is extrusion forming,
It is integrally formed between the inner support column 41 and the support plate 42, the entire inner support leg 4 does not have pad, i.e., at this
It is not welded to connect in embodiment, compared with steel supporting leg in the prior art, supporting leg welding capacity and welding can be effectively reduced
Deformation, to improve the intensity of the utility model, meets vehicle requirement.
As shown in figs. 2,4 and 6, the positioning device 5 includes the positioning being arranged on 41 outer wall of inner support column
51 and the positioning groove 52 matched on the outer support column 31 with the positioning protrusion 51 is arranged in protrusion, the present embodiment use
The positioning protrusion 51 and the positioning groove 52 are vertically fixed with the use of the realization outer support leg 3 and the inner support leg 4
Overall stability is improved in position；The positioning protrusion 51 and the positioning groove 52 are mutually matched semicircle, arc or ladder
Shape；In the present embodiment, the positioning protrusion 51 and the positioning groove 52 are mutually matched semicircle, it can be achieved that positioning function
It is easy to process while energy.
As shown in Fig. 1, Fig. 3 and Fig. 5, the height adjustment device 6 includes being correspondingly arranged on 3 side wall of outer support leg
Outer connecting hole 61, be disposed on the inner support leg 4 multiple with outer 61 corresponding matching of connecting hole interconnecting hole 62, institute
It is corresponding in the interconnecting hole 62 through being connected with alignment pin 63 to state outer connecting hole 61；It is carried out by the alignment pin 63
Position is fixed, and being coupled by the outer connecting hole 61 and the interconnecting hole 62, realizes the outer support leg 3 and institute
The support and retraction of inner support leg 4 are stated, it is easy to operate.
It is illustrated in figure 7 the usage state diagram that the present embodiment is mounted on 1 side of stringer, in handling goods or parking maintenance
Auxiliary support semitrailer can adjust semitrailer according to the actual height of tractor traction seat by height adjustment device 6
Highly, can be shunk in semitrailer driving process or when non-working condition, avoid with ground face contact and cause traffic accident.
The utility model has many advantages, such as simple structure, light weight and install convenient, and wherein the utility model uses full aluminium
Alloy supporting leg, compared with steel supporting leg in the prior art, light weight can be significantly improved when meeting regulation bearing requirements
Weight loss effect, to reduce fuel consumption, since oil consumption is low, the discharge of the exhaust gas of light weight, automobile is few, pollution level can under
Drop；Simultaneously as aluminium is green material, aluminum hardware is mostly all recyclable, and aluminium can multiple circular regeneration, therefore
The rate of recovery of aluminum vehicle is high；Since aluminium alloy supporting leg has, elasticity is good, shock resistance is good, corrosion-resistant is processed into good again
The performances such as type expand the application prospect of the utility model.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. semi-trailer support structure is mounted in the supporting leg mounting base on the outside of stringer, it is characterised in that: including integrally formed outer
Supporting leg is slidably fitted with integrally formed inner support leg, the outer support leg and the inner support leg in the outer support leg
Sliding contact surface on be correspondingly arranged on positioning device；The bottom end of the inner support leg supports on the ground, the outer support leg
Height adjustment device is provided between the inner support leg, the outer support leg and the inner support leg are all aluminium alloy branch
Leg.
2. semi-trailer support structure as described in claim 1, it is characterised in that: the outer support leg includes and the inner support
The outer support column that leg is slidably installed, the upper outside of the outer support column are provided with for being fixedly mounted with the supporting leg mounting base
Supporting leg mounting plate.
3. semi-trailer support structure as claimed in claim 2, it is characterised in that: the inner support leg includes being slidably mounted on institute
The inner support column in outer support column is stated, the bottom of the inner support column is provided with the support plate of support on the ground.
4. semi-trailer support structure as claimed in claim 3, it is characterised in that: the positioning device includes being arranged described interior
It supports the positioning protrusion on column outer wall and the positioning groove matched on the outer support column with the positioning protrusion is set.
5. semi-trailer support structure as claimed in claim 4, it is characterised in that: the positioning protrusion and the positioning groove are
Mutually matched semicircle, arc or trapezoidal.
6. semi-trailer support structure according to any one of claims 1 to 5, it is characterised in that: the height adjustment
Device includes the outer connecting hole being correspondingly arranged on the outer support leg side wall, be disposed on the inner support leg it is multiple with it is described
The interconnecting hole of outer connecting hole corresponding matching, the outer connecting hole are corresponding in the interconnecting hole through being connected with positioning pin
Axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182947.9U CN208498457U (en) | 2018-07-25 | 2018-07-25 | Semi-trailer support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182947.9U CN208498457U (en) | 2018-07-25 | 2018-07-25 | Semi-trailer support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208498457U true CN208498457U (en) | 2019-02-15 |
Family
ID=65290104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821182947.9U Expired - Fee Related CN208498457U (en) | 2018-07-25 | 2018-07-25 | Semi-trailer support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208498457U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537278A (en) * | 2020-12-04 | 2021-03-23 | 陈皊皊 | Support equipment with limiting structure for semitrailer replacement head |
-
2018
- 2018-07-25 CN CN201821182947.9U patent/CN208498457U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537278A (en) * | 2020-12-04 | 2021-03-23 | 陈皊皊 | Support equipment with limiting structure for semitrailer replacement head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20200725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |