CN201211898Y - Expandable and contractible chamber type vehicle - Google Patents
Expandable and contractible chamber type vehicle Download PDFInfo
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- CN201211898Y CN201211898Y CNU2008200568931U CN200820056893U CN201211898Y CN 201211898 Y CN201211898 Y CN 201211898Y CN U2008200568931 U CNU2008200568931 U CN U2008200568931U CN 200820056893 U CN200820056893 U CN 200820056893U CN 201211898 Y CN201211898 Y CN 201211898Y
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Abstract
The utility model relates to an enlarging and contracting box type vehicle, in particular to a enlarging and contracting box type semi-trailer comprising a main box body and at least an enlarging and contracting box body which can enlarge and contract along the transverse direction of the main box body. The enlarging and contracting box body comprises a support assembly which is used for supporting the enlarging and contracting box body in the state that at least the enlarging and contracting box body is partially enlarged and a guiding assembly which is used for guiding the enlarging and contracting box body along the transverse direction of the main box body in the enlarging and contracting process of the enlarging and contracting box body; the guiding assembly comprises at least two racks (28) which are fixed at the bottom part of the enlarging and contracting box body along the transverse direction of the main box body and a connecting shaft (4) which can rotationally distributed at the bottom part of the main box body along the longitudinal direction of the main box body; and the connecting shaft (4) is respectively connected with each rack (28) by a gear (29). The enlarging and contracting box type vehicle of the utility model can enlarge and contract reliably.
Description
Technical field
The utility model relates to a kind of vehicle with telescopic compartment, especially expansion van-type semitrailer.
Background technology
By the known a kind of mobile medical facility of US 2007/0102946 A1, it comprises an expansion van-type semitrailer, this expansion van-type semitrailer has a main envelope and two can be along the scalable scalable envelope of the horizontal direction of main envelope, and described scalable envelope is mutually nested and be nested in the main envelope under the state of withdrawal fully.Because the length of scalable envelope is bigger, for example even reach more than 10 meters, and the gap between scalable envelope and the main envelope is less, for example only be 1 centimetre, and because scalable envelope has the certain elastic deformation ability, the little deviation of scalable envelope sense of motion expand the process that from main envelope just may cause scalable envelope to be stuck in the main envelope, and therefore can not successfully expand fully from main envelope.The deviation of the sense of motion of scalable envelope may be caused by the gap of part, also may be caused by unbalanced application force.
By the known a kind of vehicle with telescopic compartment of CN 2537596 Y, it comprises two opposed facing scalable envelopes when withdrawal.Relate generally in the prior art motor as actuating device, and do not discuss as actuating device is concrete for oil cylinder-piston assembly of adopting hydraulic pressure.In the prior art, realize mechanism's more complicated that the expansion of scalable envelope goes out and withdraws, about two scalable envelopes can not expand respectively, and the scalable stroke of scalable envelope is less, therefore the width of scalable envelope only can reach the only about half of of main envelope width.
The utility model content
Therefore the purpose of this utility model is to propose a kind of vehicle with telescopic compartment, especially expansion van-type semitrailer, and its scalable envelope can expand and withdraw reliably.
In order to achieve the above object, by the utility model proposes a kind of vehicle with telescopic compartment, especially expansion van-type semitrailer, comprise that a main envelope and at least one can expand the scalable envelope that and withdraw along the horizontal direction of main envelope, it is characterized in that: described scalable envelope comprise respectively one be used for scalable envelope to small part expand that the support assembly of the scalable envelope of state lower support that and one are used for that expansion at scalable envelope goes out and the process of withdrawing at the guiding assemblage that guides scalable envelope in a lateral direction of main envelope, described guiding assemblage comprises that at least two horizontal directions along main envelope are fixed on the tooth bar of scalable envelope bottom and the adapter shaft that longitudinal direction along main envelope rotatably is arranged in main envelope bottom, and described adapter shaft is connected with each toothed rack by a gear respectively.By measure of the present utility model, guarantee that scalable envelope can be reliably expands and withdraw along the horizontal direction of main envelope.
According to a kind of favourable form of implementation of the present utility model, described vehicle with telescopic compartment comprises two scalable envelopes, and described two scalable envelopes are mutually nested and be nested in the main envelope under the state of withdrawal fully.Therefore the width of each scalable envelope only is slightly less than the width of main envelope, and expanding fully at two scalable envelopes under the state that to provide bigger floor area.
According to a kind of favourable form of implementation of the present utility model, described scalable envelope comprises that respectively one can be used for driving scalable envelope and expands the driving assembly that and withdraw, described driving assembly comprises double-acting oil cylinder-piston assembly that at least one is arranged along the horizontal direction of main envelope, described oil cylinder is fixed on the bottom of main envelope, and the end of piston rod and the bottom of scalable envelope, preferably a curb girder with scalable envelope bottom is connected, preferred radial type connection.Can submit bigger propulsive effort to by adopting oil cylinder-piston assembly.When oil cylinder-piston assembly is connected with scalable envelope radial type, to such an extent as to damage when stoping scalable envelope work at oil cylinder-piston assembly, can this oil cylinder-piston assembly of fast Demolition, thus recover the scalable function of scalable envelope.Certainly, also can cancel above-mentioned driving general name, thereby for example pull out and push scalable envelope by manpower.
According to a kind of favourable form of implementation of the present utility model, the driving assembly of each scalable envelope comprises three double-acting oil cylinder-piston assemblies of preferably arranging about the center substantial symmetry of scalable envelope.
According to a kind of favourable form of implementation of the present utility model, described support assembly comprises at least two telescopic cantilever beam assemblies of arranging along the horizontal direction of main envelope, described cantilever beam assembly is made of at least two mutually nested tube couplings, one of them tube coupling is fixed on the bottom of main envelope, expansion at scalable envelope do well down outmost tube coupling and the bottom of scalable envelope, preferably a curb girder with scalable envelope bottom be connected, the connection of preferred weld formula.
According to a kind of favourable form of implementation of the present utility model, the support assembly of each scalable envelope comprises six preferred cantilever beam assemblies of equidistantly arranging.
According to a kind of favourable form of implementation of the present utility model, the cantilever beam assembly comprises three mutually nested tube couplings, wherein first tube coupling is fixed on the bottom of main envelope along the horizontal direction of main envelope, second tube coupling can stretch out from first tube coupling and can be withdrawn in first tube coupling, and the 3rd tube coupling can stretch out from second tube coupling and can be withdrawn in second tube coupling, and the outer end of the 3rd tube coupling is connected on the curb girder of bottom of scalable envelope.By the cantilever beam assembly being constituted three tube couplings, can bear bigger load and allow the bigger scalable stroke of scalable envelope.
According to a kind of favourable form of implementation of the present utility model, the floor assembly of described scalable envelope comprises two folding floors, one of them floor is hinged on the floor of main envelope by the longitudinal direction of hinge along main envelope, another floor is hinged on the curb girder of scalable envelope bottom along the longitudinal direction of main envelope, and these two floors are hinged by the longitudinal direction of hinge along main envelope, make under the state of withdrawing fully of scalable envelope, these two floors fold mutually and lean against on the outer wall of scalable envelope, and under the state that expanding fully of scalable envelope, the floor coplane of these two floors and main envelope.
Description of drawings
Below with reference to accompanying drawing feature and advantage of the present utility model are described in more detail by means of embodiment.Wherein:
Fig. 1 shows the perspective illustration of expansion van-type semitrailer under the complete retracted mode of scalable envelope.
Fig. 2 shows the scheme drawing towards front portion seen of expansion van-type semitrailer under the complete deployed condition of scalable envelope.
Fig. 3 shows that driving assembly, support assembly and the guiding assemblage of expansion van-type semitrailer expand the birds-eye view of the signal under doing well fully at scalable envelope.
Fig. 4 a to 4c shows that respectively the cantilever beam assembly is stretching out front elevation under the state fully, stretching out birds-eye view and the front elevation under retracted mode fully under the state fully.
Fig. 5 a shows the scheme drawing of the guiding assemblage of expansion van-type semitrailer.
Fig. 5 b shows the cutaway view of the hatching A-A in Fig. 5 a.
Fig. 6 a and 6b show the scheme drawing and the partial view thereof of folding floor assembly of the scalable envelope of expansion van-type semitrailer respectively.
The specific embodiment
The utility model provides a kind of vehicle with telescopic compartment, especially expansion van-type semitrailer.Fig. 1 shows the perspective illustration of expansion van-type semitrailer under the complete retracted mode of scalable envelope, and Fig. 2 shows the scheme drawing towards front portion seen of expansion van-type semitrailer under the complete deployed condition of scalable envelope.The tractor truck that is used to draw this expansion van-type semitrailer is not shown in Fig. 1 and 2.As illustrated in fig. 1 and 2, this expansion van-type semitrailer has a main envelope and two and can expand the scalable envelope that and withdraw along the horizontal direction of main envelope.The width of each scalable envelope is slightly less than the width of main envelope, and two scalable envelopes can be mutually nested and can be nested in the main envelope.Certainly, to do lessly also be admissible to the width of scalable envelope.Under the state of withdrawal fully, on a common plane, this moment, expansion van-type semitrailer can be by means of tractor truck cruising on road basically for the outer wall of scalable envelope and the outer wall of main envelope.Expanding fully under the state that, the floor area that expansion van-type semitrailer provides comprises the floor area of main envelope and the floor area of two scalable envelopes.Because the floor area of each scalable envelope only is slightly less than the floor area of main envelope, therefore expanding fully under the state that, the floor area that provides is equivalent to three times under complete retracted mode basically.
In addition as seen, in the bottom of expansion van-type semitrailer,, two telescopic hydraulic actuating cylinders are set in the front portion of vehicle by Fig. 1 and 2.They are withdrawn in the bottom of superimposed trailer when superimposed trailer and tractor truck link, and reach ground when tractor truck breaks away from superimposed trailer always, are used to support superimposed trailer, keep the balance of superimposed trailer.As required, such hydraulic actuating cylinder or more hydraulic actuating cylinder also can only be set.
In addition as seen from Figure 2, on the antetheca of two scalable envelopes of expansion van-type semitrailer, an aperture of door is set respectively, on aperture of door, sliding door or vertical hinged door can be installed.On the antetheca of two scalable envelopes, on the next door of aperture of door, the recess of a rectangle is set respectively, in order to hold a ladder, make ladder when it is contained in the recess, not hinder the expansion of scalable envelope to go out and withdraw.Expand fully when at scalable envelope, ladder can take out and be placed on the aperture of door front from recess, forms the passage of the scalable envelope of coming in and going out thus by ladder and aperture of door.Equally, aperture of door and door and recess and ladder also can be set on the rear wall of scalable envelope.Under the state that two scalable envelopes are withdrawn fully, two aperture of doors that are arranged on the scalable envelope overlap basically, therefore can form a passage that to become owner of envelope by these two aperture of doors, make and under the state that scalable envelope is withdrawn fully, still can normally utilize vehicle.
Fig. 3 shows that driving assembly, support assembly and the guiding assemblage of expansion van-type semitrailer expand the birds-eye view of the signal under doing well fully at scalable envelope.Between two crossbeams of the anterior chassis of superimposed trailer, a hydraulic power unit 1 is set as propulsion source.Provide pressure oil via oil pipe and necessary valve to each oil cylinder-piston assembly 5 by hydraulic power unit 1.Bottom at vehicle, three double-acting oil cylinder-piston assemblies 5 along the horizontal direction orientation of main envelope are set as actuating device respectively for each scalable envelope, wherein oil cylinder is fixed on the chassis ridgepole, and the end of piston rod is hinged on the curb girder 6 of bottom of scalable envelope.Curb girder 6 longitudinally is arranged on the outside of the bottom of scalable envelope.Drive curb girder 6 motions by piston rod, thus by piston rod stretch out and the expansion of the scalable envelope of realization of withdraw goes out and withdraws.Three oil cylinder-piston assemblies 5 that are used for each scalable envelope are arranged about the center substantial symmetry of scalable envelope, that is to say, oil cylinder-the piston assembly of a centre be arranged in scalable envelope the center near, and the oil cylinder-piston assembly of two outsides equates basically with the distance at the center of scalable envelope.By the layout of this substantial symmetry, make that expanding the power that acts in the process that and withdraw on the scalable envelope at scalable envelope does not produce or only produce less shaking moment, the expansion that helps scalable envelope goes out and withdraws.Also can one or two or more oil cylinder-piston assembly 5 only be set as required for each scalable envelope.Because guiding assemblage to be described in detail below of the present utility model, these oil cylinder-piston assemblies also can be arranged to about the center of scalable envelope asymmetric.
In addition as seen from Figure 3, arrange six cantilever beam assemblies 2 along the horizontal direction orientation of main envelope in the bottom of vehicle for each scalable envelope, they constitute one jointly and are used for expanding the support assembly of the scalable envelope of state lower support that at scalable envelope to small part.About the structure of single cantilever beam assembly 2, will describe in detail in addition below.According to a kind of favourable form of implementation, be arranged to equally spaced basically to each other for six cantilever beam assemblies 2 of each scalable envelope.Also can arrange two to five or more cantilever beam assembly 5 as required for each scalable envelope.
Fig. 4 a shows cantilever beam assembly 2 at the front elevation that stretches out fully under the state, and Fig. 4 b shows cantilever beam assembly 2 at the birds-eye view that stretches out fully under the state, and Fig. 4 c shows the front elevation of cantilever beam assembly 2 under complete retracted mode.Cantilever beam assembly 2 mainly comprises three mutually nested tube couplings 7,8,9.First tube coupling 7 is fixed on the bottom of main envelope along the horizontal direction of main envelope, and second tube coupling 8 can stretch out from first tube coupling 7 and can be withdrawn in first tube coupling 7, and the 3rd tube coupling 9 can stretch out from second tube coupling 8 and can be withdrawn in second tube coupling 8.The end of the outside of the 3rd tube coupling 9 is welded on the curb girder 6 of scalable envelope bottom.The expansion of scalable envelope go out and the process of withdrawing in, second tube coupling 8 of each cantilever beam assembly 2 and the 3rd tube coupling 9 stretch out by the drive of curb girder 6 or withdraw.In this embodiment, the spacing mutual action by pin and block between each tube coupling is realized.For example two pins that stretch out 27 respectively are installed inwardly in its both sides in the front portion of first tube coupling 7; In the both sides of second tube coupling 8 two blocks that stretch out 25 and 26 respectively are installed outwardly, wherein block 25 is positioned at the rear portion of second tube coupling 8, and block 26 is positioned at the front portion of second tube coupling 8.Spacing formation similarly between second tube coupling 8 and the 3rd tube coupling 9.When second tube coupling 8 stretches out,, define the motion of stretching out of second tube coupling 8 by the mutual action of the pin 27 on the block 25 on second tube coupling 8 and first tube coupling 7 from first tube coupling.When second tube coupling 8 is withdrawn in first tube coupling 7,, define the retraction movement of second tube coupling 8 by the mutual action of the pin 27 on the block 26 on second tube coupling 8 and first tube coupling 7.
Constitute three tube couplings by cantilever beam assembly 2, under the state that cantilever beam assembly 2 stretches out fully, the lap of splice between per two tube couplings is bigger, thereby cantilever beam assembly 2 can be born bigger load, therefore and can adopt the cantilever beam assembly of negligible amounts for each scalable envelope, and it is bigger to allow the expansion of scalable envelope to go out stroke.By this structure, scalable envelope also can be born by these cantilever beam assemblies fully at the working load that expands fully under the state that.But, in two folding corner regions in the scalable envelope outside, the turnover hydraulic actuating cylinder of not describing among the figure can be set respectively also according to a kind of preferred form of implementation.This hydraulic actuating cylinder expands fully at scalable envelope under the state that, turn over to position vertically downward from level attitude, the piston rod of hydraulic actuating cylinder reaches ground always then, in order to additionally supporting the load of scalable envelope, with alleviate or even cancel the load that each cantilever beam assembly is born; And before in it is withdrawn into main envelope, the piston rod of this hydraulic actuating cylinder is regained, and is turned to level attitude from position vertically downward, and therefore is hidden in the scalable envelope, so that avoid hindering the withdrawal of scalable envelope.
In the cantilever beam assembly 2 shown in Fig. 4 a to 4c,, between each tube coupling, roller is set in order to reduce the friction between each tube coupling.
Shown in Fig. 4 a, at one group of roller 10 of arranged outside of its diapire, the wall that the driving surface of roller 10 passes first tube coupling 7 contacts with the outer peripheral face of second tube coupling 8 in the front portion of first tube coupling 7.Rear portion at second tube coupling 8 respectively is provided with one group of roller 13,14 in the inboard of its roof and diapire, and the wall that roller 13,14 passes second tube coupling 8 contacts with the inner peripheral surface of first tube coupling 7 and rolling in first tube coupling 7 when second tube coupling 8 stretches out and withdraws.These three groups of rollers 10,13,14 support second tube coupling 8 together in vertical direction.Shown in Fig. 4 b, in the outside of two sidewall one group of roller 11,12 is set respectively in the front portion of first tube coupling 7, the wall that the driving surface of roller 11,12 passes first tube coupling 7 contacts with the outer peripheral face of second tube coupling 8.Rear portion at second tube coupling 8 respectively is provided with one group of roller 15,16 in the inboard of two sidewall, and the wall that the driving surface of roller 15,16 passes second tube coupling 8 contacts with the inner peripheral surface of first tube coupling and rolling in first tube coupling 7 when second tube coupling 8 stretches out and withdraws.These four groups of rollers 11,12,15,16 are together at side direction upper support second tube coupling 8.
Shown in Fig. 4 a, in the inboard of its roof and diapire one group of roller 17,18 is set respectively at the rear portion of the 3rd tube coupling 9, and one group of roller 19 is set in the inboard of its diapire in the front portion of the 3rd tube coupling 9.The wall that the driving surface of these three groups of rollers 17,18,19 passes the 3rd tube coupling 9 contacts with the inner peripheral surface of second tube coupling, and rolls in second tube coupling 8 when the 3rd tube coupling 9 stretches out from second tube coupling 8 and be withdrawn in second tube coupling 8.These three groups of rollers 17,18,19 support the 3rd tube coupling 9 together in vertical direction.Shown in Fig. 4 b, in the inboard of two sidewall two groups of rollers 20,21,22,23 are set respectively at the middle part of the 3rd tube coupling 9.The wall that the driving surface of these four groups of rollers passes the 3rd tube coupling 9 contacts with the inner peripheral surface of second tube coupling, and rolls in second tube coupling 8 when the 3rd tube coupling 9 stretches out from second tube coupling 8 and be withdrawn in second tube coupling 8.These four groups of rollers 20,21,22,23 are together at lateral upper support the 3rd tube coupling 9.
Shown in Fig. 4 a, an eccentric shaft 24 is set on first tube coupling 7, fix a roller at the eccentric shaft middle part, the wall that the driving surface of this roller passes first tube coupling 7 contacts with the outer peripheral face of second tube coupling 8.Drive this roller by eccentric rotation axis 24 and move inwardly or outwardly, therefore regulate the gap between first tube coupling 7 and second tube coupling 8.
Shown in Fig. 3 and 5a, 5b, arrange a guiding assemblage for each scalable envelope in the bottom of vehicle.This guiding assemblage comprises that mainly a rotatable adapter shaft 4 of arranging along the longitudinal direction of main envelope and three are fixed on tooth bar 28 on the scalable envelope bottom along what the horizontal direction of main envelope was arranged, three gears 29 wherein are set on adapter shaft 4, and these three gears 29 mesh with a tooth bar 28 respectively.For the ease of the installation of tooth bar 28 and in order to protect tooth bar 28, each tooth bar 28 is formed in the tooth bar assembly 3.This tooth bar assembly 3 comprises that a horizontal direction along main envelope is arranged in stationary pipes 32 and the tooth bar mounting pipe 33 that can move that is fixed on scalable envelope bottom of the bottom of main envelope in stationary pipes, and tooth bar 28 is by means of the bottom of screw retention in tooth bar mounting pipe 33.The outer end of tooth bar mounting pipe 33 is fixed on the curb girder 6, and its inner end can roll in stationary pipes 32 by means of roller 30,31.
Guarantee that by guiding assemblage scalable envelope horizontal direction along main envelope in expanding the process that and withdraw moves.For each scalable envelope, under the nonsynchronous situation of motion, do not having under the situation of guide piece as the oil cylinder-piston assembly 5 of actuating device, scalable envelope can deflect.Because scalable envelope can reach more than 10 meters, and the gap between scalable envelope and the main envelope for example only is 1 centimetre, and because big scalable envelope itself has the certain elastic deformation ability, so do not block having to cause scalable envelope expanding in the process that and withdraw under the situation of guiding assemblage, perhaps under the situation of effort very, could expand and withdraw.By guiding assemblage of the present utility model,, can realize well expanding equally and and withdraw even under the nonsynchronous situation of one or two work in three oil cylinder-piston assemblies 5.For example, the longitudinal direction along main envelope begun action when being positioned at fwd oil cylinder-piston assembly 5, and two other oil cylinder-piston assembly 5 does not also begin action, effect by guiding assemblage so, two other oil cylinder-piston assembly 5 is driven, and therefore forces three oil cylinders-piston assembly synchronous working.
The scheme drawing of the folding floor assembly of the scalable envelope of Fig. 6 a demonstration expansion van-type semitrailer, Fig. 6 b shows that two floors interconnect the partial view I at place.Folding floor assembly mainly comprises three groups of hinge 34,35,36 and two floors along the longitudinal direction orientation of main envelope.Hinge 34 is used for the floorboard of folding floor assembly is hinged on the floor of main envelope, hinge 35 is used for another floor of folding floor assembly is hinged on the curb girder 6 of scalable envelope, and hinge 36 is used for two floors of folding floor assembly are hinged.The pan of hinge 36 constitutes long hole shape, make hinge axis can be in pan moving displacement L.Expand fully at scalable envelope under the state that, when scalable envelope is prepared withdrawal, under the effect of 37 the jacking force of taking blame for others below the folding floor assembly, this two floor can be respectively around an axis rotation that is formed by hinge 34,35, the position of arrival shown in dotted line among Fig. 6 a.Under the effect of the hydraulic coupling of oil cylinder-piston assembly 5, scalable envelope can successfully be withdrawn then.Can constitute framed structure and surperficial covering at this each floor that it is pointed out that folding floor assembly, it has enough strength and stiffness.
By folding floor assembly of the present utility model, when the withdrawal of scalable envelope, 180 ° dead point avoiding two floors in one plane to form owing to the existence of hinge 36.Constitute under the situation of two floors at folding floor assembly, under the state that scalable envelope is withdrawn fully, these two floors are folding mutually to be close together and to lean against on the sidewall of scalable envelope.Obviously, folding floor assembly is constituted three or more the floor that is hinged of polylith also be admissible.
Above-mentioned concrete form of implementation is construed as exemplary, and does not limit protection domain of the present utility model.Under instruction of the present utility model, those skilled in the art can make many modifications, and they should fall in the protection domain of the present utility model.Various features of the present utility model also can make up mutually.For example, cancel independent hydraulic power unit 1, and adopt the power of tractor truck to drive each oil cylinder-piston assembly 5.Also can cancel hydraulic power unit 1 and oil cylinder-piston assembly, and adopt electrical motor and speed reduction gearing in case of necessity to come direct drive adapter shaft 4.Also can adopt pneumatic system to drive.
Reference numerals list
1 hydraulic power unit
2 cantilever beam assemblies
3 tooth bar assemblies
4 connecting axles
5 oil cylinders-piston assembly
6 curb girders
7 to 9 tube couplings
10 to 23 scroll wheels
24 eccentric shafts
25 blocks
26 blocks
27 pins
28 tooth bars
29 gears
30 rollers
31 rollers
32 tooth bar mounting pipe
33 stationary pipes
34 to 36 hinges
37 take blame for others
Claims (17)
1. vehicle with telescopic compartment, comprise that a main envelope and at least one can expand the scalable envelope that and withdraw along the horizontal direction of main envelope, it is characterized in that: described scalable envelope comprise respectively one be used for scalable envelope to small part expand that the support assembly of the scalable envelope of state lower support that and one are used for that expansion at scalable envelope goes out and the process of withdrawing at the guiding assemblage that guides scalable envelope in a lateral direction of main envelope, described guiding assemblage comprises that at least two horizontal directions along main envelope are fixed on the tooth bar (28) of scalable envelope bottom and the adapter shaft (4) that longitudinal direction along main envelope rotatably is arranged in main envelope bottom, and described adapter shaft (4) passes through a gear (29) respectively and is connected with each toothed rack (28).
2. vehicle with telescopic compartment according to claim 1 is characterized in that: described vehicle with telescopic compartment is an expansion van-type semitrailer.
3. vehicle with telescopic compartment according to claim 1 and 2 is characterized in that: described vehicle with telescopic compartment comprises two scalable envelopes, and described two scalable envelopes are mutually nested and be nested in the main envelope under the state of withdrawal fully.
4. vehicle with telescopic compartment according to claim 1 and 2, it is characterized in that: described scalable envelope comprises that respectively one can be used for driving scalable envelope and expands the driving assembly that and withdraw, described driving assembly comprises double-acting oil cylinder-piston assembly (5) that at least one is arranged along the horizontal direction of main envelope, described oil cylinder is fixed on the bottom of main envelope, and the end of piston rod is connected with a curb girder (6) of the bottom of scalable envelope.
5. vehicle with telescopic compartment according to claim 4 is characterized in that: the end of piston rod is connected with curb girder (6) radial type of the bottom of scalable envelope.
6. vehicle with telescopic compartment according to claim 4 is characterized in that: the driving assembly of each scalable envelope comprises three double-acting oil cylinder-piston assemblies (5).
7. vehicle with telescopic compartment according to claim 6 is characterized in that: described three oil cylinder-piston assemblies (5) of each scalable envelope are arranged about the center substantial symmetry of scalable envelope.
8. vehicle with telescopic compartment according to claim 1 and 2, it is characterized in that: described support assembly comprises at least two telescopic cantilever beam assemblies of arranging along the horizontal direction of main envelope (2), described cantilever beam assembly is made of at least two mutually nested tube couplings (7,8,9), one of them tube coupling (7) is fixed on the bottom of main envelope, and outmost tube coupling (9) was connected with a curb girder (6) of the bottom of scalable envelope under the expansion at scalable envelope did well.
9. vehicle with telescopic compartment according to claim 8 is characterized in that: the support assembly of each scalable envelope comprises six cantilever beam assemblies (2).
10. vehicle with telescopic compartment according to claim 9 is characterized in that: described six cantilever beam assemblies (2) are equidistantly arranged.
11. vehicle with telescopic compartment according to claim 8, it is characterized in that: cantilever beam assembly (2) comprises three mutually nested tube couplings (7,8,9), wherein first tube coupling (7) is fixed on the bottom of main envelope along the horizontal direction of main envelope, second tube coupling (8) can stretch out from first tube coupling (7) and can be withdrawn in first tube coupling (7), and the 3rd tube coupling (9) can stretch out from second tube coupling (8) and can be withdrawn in second tube coupling (8), and the outer end of the 3rd tube coupling (9) is connected on the curb girder (6) of the bottom of scalable envelope.
12. vehicle with telescopic compartment according to claim 11 is characterized in that: the spacing mutual action by pin and block between each tube coupling of cantilever beam assembly (2) (7,8,9) is realized.
13. vehicle with telescopic compartment according to claim 11 is characterized in that: between each tube coupling (7,8,9) of cantilever beam assembly (2), roller is set.
14. vehicle with telescopic compartment according to claim 1 and 2, it is characterized in that: the floor assembly of described scalable envelope comprises two folding floors, one of them floor is hinged on the floor of main envelope by the longitudinal direction of hinge (34) along main envelope, another floor is hinged on the curb girder (6) of scalable envelope bottom along the longitudinal direction of main envelope, and these two floors are hinged by the longitudinal direction of hinge (36) along main envelope, make under the state of withdrawing fully of scalable envelope, these two floors fold mutually and lean against on the outer wall of scalable envelope, and under the state that expanding fully of scalable envelope, the floor coplane of these two floors and main envelope.
15. vehicle with telescopic compartment according to claim 14 is characterized in that: be used for pan with two interconnective hinges in floor (36) and constitute long hole shape.
16. vehicle with telescopic compartment according to claim 15 is characterized in that: one take blame for others (37) are set, are used for the folding floor assembly of the scalable envelope of pushing tow when vehicle with telescopic compartment begins to withdraw.
17. vehicle with telescopic compartment according to claim 1 and 2 is characterized in that: on the antetheca of scalable envelope and/or rear wall, aperture of door is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200568931U CN201211898Y (en) | 2008-04-03 | 2008-04-03 | Expandable and contractible chamber type vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200568931U CN201211898Y (en) | 2008-04-03 | 2008-04-03 | Expandable and contractible chamber type vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201211898Y true CN201211898Y (en) | 2009-03-25 |
Family
ID=40496061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200568931U Expired - Fee Related CN201211898Y (en) | 2008-04-03 | 2008-04-03 | Expandable and contractible chamber type vehicle |
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| Country | Link |
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| CN (1) | CN201211898Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100567049C (en) * | 2008-04-03 | 2009-12-09 | 上海福柯实业有限公司 | Vehicle with telescopic compartment |
| CN102774431A (en) * | 2012-07-25 | 2012-11-14 | 无锡市源昌机械制造有限公司 | Expansion-shrinkage mechanical structure of double-expansion car |
| CN103538637A (en) * | 2013-10-17 | 2014-01-29 | 湖南衡山汽车制造有限公司 | Extensible movable platform floor |
| CN104590089A (en) * | 2015-01-04 | 2015-05-06 | 无锡市源昌机械制造有限公司 | Exhibition vehicle compartment body telescoping mechanism |
-
2008
- 2008-04-03 CN CNU2008200568931U patent/CN201211898Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100567049C (en) * | 2008-04-03 | 2009-12-09 | 上海福柯实业有限公司 | Vehicle with telescopic compartment |
| CN102774431A (en) * | 2012-07-25 | 2012-11-14 | 无锡市源昌机械制造有限公司 | Expansion-shrinkage mechanical structure of double-expansion car |
| CN103538637A (en) * | 2013-10-17 | 2014-01-29 | 湖南衡山汽车制造有限公司 | Extensible movable platform floor |
| CN103538637B (en) * | 2013-10-17 | 2016-06-22 | 湖南衡山汽车制造有限公司 | Telescopic movable compartment base plate |
| CN104590089A (en) * | 2015-01-04 | 2015-05-06 | 无锡市源昌机械制造有限公司 | Exhibition vehicle compartment body telescoping mechanism |
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Granted publication date: 20090325 Termination date: 20140403 |