CN204060492U - A kind of vehicle and cat ladder thereof - Google Patents
A kind of vehicle and cat ladder thereof Download PDFInfo
- Publication number
- CN204060492U CN204060492U CN201420421566.7U CN201420421566U CN204060492U CN 204060492 U CN204060492 U CN 204060492U CN 201420421566 U CN201420421566 U CN 201420421566U CN 204060492 U CN204060492 U CN 204060492U
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- ladder
- movable section
- section
- fixing section
- fixing
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Abstract
The utility model discloses a kind of vehicle and cat ladder thereof.The top of movable section of ladder by slipping mechanism along the vertical direction guiding movement be assemblied on fixing section of ladder, slipping mechanism is provided with drop-proof structure and position limiting structure; The bottom of movable section of ladder is installed with for being supported on the flexible staybolt leg moved up and down on body side and with movable section of ladder, and is provided with locking structure on movable section of ladder and/or fixing section of ladder.Therefore in the utility model, cat ladder can extend by transferring movable section of ladder in use, when not using by move movable section of ladder and shorten, thus be namely convenient to personnel and get on or off the bus, meet traffic law during vehicle can be made again to travel, ensure that vehicle travels safe and reliable.
Description
Technical field
The utility model relates to the cat ladder of a kind of vehicle and use thereof.
Background technology
At present, at lodging vehicle, dining car, command car, various special equipments can be installed in the top of the special vehicles such as refitted car, and on the back wall of vehicle, be fixed with the cat ladder being convenient to personnel's roof access, a kind of lodging vehicle disclosed in Chinese patent literature CN201195512Y, comprise the cat ladder that car body and afterbody thereof are fixing, cat ladder extends downward taillight position from roof, cat ladder comprises cat ladder body and the support bar of bridge joint between cat ladder body and the tailstock of several grades of upper downward-extensions, such personnel can along disk body body roof access at the tailstock, but because the bottom of cat ladder is larger far from the height on ground, so will larger muscle power be consumed during the most end one-level of personnel's cat ladder on climbing, the action that personnel are got on or off the bus is wasted time and energy, if and lengthen the length of cat ladder body, when the bottom of cat ladder body is extended on rear side of car plate, cat ladder although it is so can make personnel's roof access easily, but cat ladder body also can cover car plate, so that will relevant traffic law do not met in vehicle travel process, cause larger traffic safety hidden danger.
Utility model content
The purpose of this utility model is to provide a kind of cat ladder be not only convenient to personnel and got on or off the bus but also meet traffic law during vehicle can be made to travel, and additionally provides a kind of vehicle using this cat ladder simultaneously.
In order to realize above object, in the utility model, the technical scheme of cat ladder is as follows:
Vehicle cat ladder, comprise the fixing section of ladder of downward-extension and movable section of ladder, fixing section of ladder is installed with the rigid staybolt leg for being connected on body side, the top of movable section of ladder by slipping mechanism along the vertical direction guiding movement be assemblied on fixing section of ladder, slipping mechanism is provided with drop-proof structure for stoping the top of movable section of ladder to be deviate from from the bottom of fixing section of ladder and for stoping movable section of ladder in the horizontal direction relative to the position limiting structure of fixing section of ladder movement; The bottom of movable section of ladder is installed with for being supported on the flexible staybolt leg moved up and down on body side and with movable section of ladder, and on movable section of ladder and/or fixing section of ladder, be provided with the locking structure be locked in after being up to position at movable section of ladder relative to fixing section of ladder, by movable section of ladder on body side.
Slipping mechanism comprises chute and the slide block of the upper downward-extension that the top of movable section of ladder and fixing section of ladder are arranged respectively, and slide block along the vertical direction guiding movement is assemblied in chute.
Described chute is on fixing section of ladder, slide block is installed in the top of movable section of ladder, described drop-proof structure is bottom port for sealing up chute and the shutoff face of block below slide block, and described chute is that half groove of lower end closed or upper and lower end are all by shutoff enclosed slot.
Movable section of ladder is in the rear side of fixing section of ladder, and described chute has two and notch is opposing or arrange in opposite directions at left and right directions, and described position limiting structure is the groove bottom of two chutes and the trough wall surface of block both sides before and after slide block.
The lock that the projecting end that locking structure comprises flexible staybolt leg is arranged, the top of lock be provided with for be fixed on body side or rigid staybolt leg in fixing section of ladder bottom position place with the latch of lock adaptation.
The technical scheme of vehicle of the present utility model is as follows:
Vehicle, comprise the cat ladder of body side and upper assembling thereof, cat ladder comprises the fixing section of ladder of downward-extension and movable section of ladder, fixing section of ladder is installed with the rigid staybolt leg for being connected on body side, the top of movable section of ladder by slipping mechanism along the vertical direction guiding movement be assemblied on fixing section of ladder, slipping mechanism is provided with drop-proof structure for stoping the top of movable section of ladder to be deviate from from the bottom of fixing section of ladder and for stoping movable section of ladder in the horizontal direction relative to the position limiting structure of fixing section of ladder movement; The bottom of movable section of ladder is installed with for being supported on the flexible staybolt leg moved up and down on body side and with movable section of ladder, and on movable section of ladder and/or fixing section of ladder, be provided with the locking structure be locked in after being up to position at movable section of ladder relative to fixing section of ladder, by movable section of ladder on body side.
Slipping mechanism comprises chute and the slide block of the upper downward-extension that the top of movable section of ladder and fixing section of ladder are arranged respectively, and slide block along the vertical direction guiding movement is assemblied in chute.
Described chute is on fixing section of ladder, slide block is installed in the top of movable section of ladder, described drop-proof structure is bottom port for sealing up chute and the shutoff face of block below slide block, and described chute is that half groove of lower end closed or upper and lower end are all by shutoff enclosed slot.
Movable section of ladder is in the rear side of fixing section of ladder, and described chute has two and notch is opposing or arrange in opposite directions at left and right directions, and described position limiting structure is the groove bottom of two chutes and the trough wall surface of block both sides before and after slide block.
The lock that the projecting end that locking structure comprises flexible staybolt leg is arranged, the top of lock is provided with the latch with lock adaptation, and latch is fixed on body side or rigid staybolt leg in fixing section of ladder bottom position place.
Rigid staybolt leg section of ladder is installed with for being connected on body side is fixed in the utility model, the top of movable section of ladder by slipping mechanism along the vertical direction guiding movement be assemblied on fixing section of ladder, slipping mechanism is provided with drop-proof structure for stoping the top of movable section of ladder to be deviate from from the bottom of fixing section of ladder and for stoping movable section of ladder in the horizontal direction relative to the position limiting structure of fixing section of ladder movement; The bottom of movable section of ladder is installed with for being supported on the flexible staybolt leg moved up and down on body side and with movable section of ladder, and on movable section of ladder and/or fixing section of ladder, be provided with the locking structure be locked in after being up to position at movable section of ladder relative to fixing section of ladder, by movable section of ladder on body side.In use, when needing to adjust the equipment of roof, first remove locking structure to the locking of movable section of ladder, then by drop-down for movable section of ladder, to make the length of whole cat ladder increase, personnel can climb on cat ladder easily, when needs normally travel, by movable section of ladder upwardly, until movable section of ladder is relative to after fixing section of ladder moves on to position, the contraction in length of whole cat ladder, to avoid movable section of ladder to the barrier effect of car plate, then by locking structure, movable section of ladder is locked on body side, such vehicle is when normally travelling, movable section of ladder by by reliable and stable directly with body side or indirectly by fixing section of ladder and body side is fixed together, simultaneously movable section of ladder on move the stop that it also avoid car plate, thus cat ladder can not be rocked relative to car body, it also avoid cat ladder covering car plate.Therefore in the utility model, cat ladder can extend by transferring movable section of ladder in use, when not using by move movable section of ladder and shorten, thus be namely convenient to personnel and get on or off the bus, meet traffic law during vehicle can be made again to travel, ensure that vehicle travels safe and reliable.
Accompanying drawing explanation
Fig. 1 is tailstock place structural representation in the embodiment of vehicle of the present utility model;
Fig. 2 is cat ladder structural representation in the deployed state in Fig. 1;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the structural representation of cat ladder under collapsed state in Fig. 1;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the structural representation fixing section of ladder in Fig. 2;
Fig. 7 is that the A-A of Fig. 6 is to sectional view;
Fig. 8 is the left view of Fig. 6;
Fig. 9 is the structural representation of movable section of ladder in Fig. 2;
Figure 10 is that the B-B of Fig. 9 is to sectional view;
Figure 11 is the left view of Fig. 9.
Detailed description of the invention
The embodiment of vehicle in the utility model: as shown in Figure 1 to 11, this vehicle comprises the body side being in the tailstock and the cat ladder be assemblied on body side, wherein body side is made up of gusset plate and door-plate 4, door-plate 4 is for being hinged on the door-plate 4 of the formula that the splits around tailstock door in doorway that the gusset plate of tailstock position is arranged, and cat ladder is assemblied on door-plate 4, and the rear licence plate 5 be in bottom cat ladder is installed in the bottom of door-plate 4.Cat ladder is primarily of the fixing section of ladder 1 be fixed on door-plate 4, be in the movable section of ladder 3 on rear side of fixing section of ladder 1 and be arranged on the locking structure formation bottom movable section of ladder 3, the top of movable section of ladder 3 by slipping mechanism along the vertical direction guiding movement be assemblied on movable section of ladder 3, slipping mechanism is made up of the channel-section steel 14 be fixed on fixing section of ladder 1 and the slide block 31 be fixed on movable section of ladder 3, channel-section steel 14 has two and is oppositely arranged on the left and right sides of fixing section of ladder 1, movable section of ladder 3 is in the position between two channel-section steels 14, the chute be oppositely arranged about two channel-section steels 14 have notch direction, and slide block 31 along the vertical direction guiding movement be assemblied in chute, the trough wall surface of the relative groove bottom of two chutes and block both sides before and after slide block 31 defines the position limiting structure stoping slide block 31 to be deviate from the horizontal direction from chute, the top of channel-section steel 14 is installed with from the top down sweptback upper sealing plate 17 gradually, the bottom of channel-section steel 14 is installed with the lower shrouding 16 from turning forward gradually downwards, the length of the movable section of ladder 3 of the Distance geometry between upper sealing plate 17 and lower shrouding 16 is consistent, and upper sealing plate 17 forms the shutoff face of shutoff on chute upper and lower port with the relative plate face of lower shrouding 16, push up to make the chute in two channel-section steels 14, bottom is all by the enclosed slot of shutoff, the shutoff face of upper sealing plate 17 defines the upper drop-proof structure stoping slide block 31 to be deviate from from chute top at the top of chute, the shutoff face of lower shrouding 16 defines the lower drop-proof structure stoping slide block 31 to be deviate from from the bottom of chute in the bottom of chute.On the locking structure arranged bottom movable section of ladder 3 and door-plate 4, the latch 2 fixing in fixing section of ladder 1 bottom position place defines latch and lockset lyatem, namely locking structure is the lock 17 with latch 2 adaptation, like this movable section of ladder 3 is up put in place after, lock 17 can insert the locking realizing latch and lockset lyatem in latch 2, and movable section of ladder 3 is indirectly locked on door-plate 4 by fixing section of ladder 1.
Fixing section of ladder 1 comprise two fixing longerons 12 vertically extended and bridge joint between two fixing longerons 12 between the upper and lower every several fixed cross beams 13 be welded main fixed ladder, be welded on the rigid staybolt leg 15 before fixing longeron 12 about termination, the installing plate 11 be welded on rigid staybolt leg 15 projecting end, wherein rigid staybolt leg 15 be before and after the support column of extension.Installing plate 11 has the engaging lug stretched out from rigid staybolt leg 15 left and right sides, engaging lug offers the perforation of riveted type or the bolt connection type be connected with door-plate 4.Fixed cross beam 13 adopts stainless steel, and is provided with on the periphery of fixed cross beam 13 by the anti-skidding anti-skid structure convexed to form.Fixing longeron 12 welding is connected in the front side of channel-section steel 14, and the spacing between two fixing longerons 12 is consistent with the width of movable section of ladder 3.
Movable section of ladder 3 comprise two moveable longitudinal beams 32 and bridge joint vertically extended between moveable longitudinal beam 32 between the upper and lower every several moved cross beams 33 form main mobile ladder, be welded on flexible staybolt leg 34 before moveable longitudinal beam 32 lower end, wherein flexible staybolt leg 34 be connected across two moveable longitudinal beams 32 lower end between U-shaped stay pipe, flexible staybolt leg 34 is not more than the length of rigid staybolt leg 15 in the size that fore-and-aft direction arches upward.Slide block 31 is the tube heads of the opposing extension in left and right being welded on two moveable longitudinal beam 32 upper ends, and what this tube head can coincide be inserted in chute and slip of leading up and down in chute.Moved cross beam 33 adopts stainless steel, the periphery of moved cross beam 33 is also provided with by the anti-skidding anti-skid structure convexed to form.
In latch and lockset lyatem latch 2 have two and between left and right every the two rigid staybolt legs 15 being arranged on bottom fixing section of ladder 1 between position, and lock 17 also has two and to be correspondingly arranged on the arched part of flexible staybolt leg 34.
Fixing section of ladder 1 in the present embodiment is arranged on tailstock door, and latch 2 is also arranged on tail-gate, and movable section of ladder 3 can slide in the channel-section steel 14 of fixing section of ladder 1.When cat ladder is organized work, the upper end of movable section of ladder 3 is spacing by upper sealing plate 17, and the lower end of movable section of ladder 3 is spacing by latch 2, safe and reliable during guarantee librarian use cat ladder.When cat ladder is packed up, the upper end of movable section of ladder 3 is spacing by upper sealing plate 17, and the lower end of movable section of ladder 3 is spacing by latch 2, does not produce abnormal sound when ensureing driving.
In the above-described embodiments, the upper and lower sides of chute is provided with shutoff face and comes the uplink and downlink extreme position of slide block spacing, in other embodiments, the shutoff face that upper sealing plate is communicated with on it also can be got rid of, corresponding just carries out spacing to the descending extreme position of slide block, like this when slide block goes upward to extreme position, simple dependence latch and lockset lyatem carries out spacing to movable section of ladder.
In the above-described embodiments, locking structure is the lock 0 in latch and lockset lyatem, to utilize latch and lockset lyatem to realize movable section of ladder the locking and unlocking on body side, in other embodiments, locking structure also can be bolt-type locking structure, common lock type locking structure, hood type locking structure etc., especially bolt-type locking structure wherein, by offer respectively on moveable longitudinal beam and fixing longeron a row between the upper and lower every pin hole, when needs locking activity section of ladder position, realize by plug-in mounting lock pin on moveable longitudinal beam and fixing longeron.
In the above-described embodiments, position limiting structure is coordinated by two chutes to realize, in other embodiments, this position limiting structure also can be realized separately by the spacing chute that carries of the shapes such as swallow-tail form, T-shaped, V-type, or by the spacing realization of sliding sleeve in sleeve type Sliding Structures etc.
The embodiment of cat ladder in the utility model: in the present embodiment, the structure of cat ladder is identical with cat ladder structure in above-described embodiment, therefore repeats no more.
Claims (10)
1. vehicle cat ladder, it is characterized in that, comprise the fixing section of ladder of downward-extension and movable section of ladder, fixing section of ladder is installed with the rigid staybolt leg for being connected on body side, the top of movable section of ladder by slipping mechanism along the vertical direction guiding movement be assemblied on fixing section of ladder, slipping mechanism is provided with drop-proof structure for stoping the top of movable section of ladder to be deviate from from the bottom of fixing section of ladder and for stoping movable section of ladder in the horizontal direction relative to the position limiting structure of fixing section of ladder movement; The bottom of movable section of ladder is installed with for being supported on the flexible staybolt leg moved up and down on body side and with movable section of ladder, and on movable section of ladder and/or fixing section of ladder, be provided with the locking structure be locked in after being up to position at movable section of ladder relative to fixing section of ladder, by movable section of ladder on body side.
2. vehicle cat ladder according to claim 1, is characterized in that, slipping mechanism comprises chute and the slide block of the upper downward-extension that the top of movable section of ladder and fixing section of ladder are arranged respectively, and slide block along the vertical direction guiding movement is assemblied in chute.
3. vehicle cat ladder according to claim 2, it is characterized in that, described chute is on fixing section of ladder, slide block is installed in the top of movable section of ladder, described drop-proof structure is bottom port for sealing up chute and the shutoff face of block below slide block, and described chute is that half groove of lower end closed or upper and lower end are all by shutoff enclosed slot.
4. vehicle cat ladder according to claim 2, it is characterized in that, movable section of ladder is in the rear side of fixing section of ladder, and described chute has two and notch is opposing or arrange in opposite directions at left and right directions, and described position limiting structure is the groove bottom of two chutes and the trough wall surface of block both sides before and after slide block.
5. vehicle cat ladder as claimed in any of claims 1 to 4, it is characterized in that, the lock that the projecting end that locking structure comprises flexible staybolt leg is arranged, the top of lock be provided with for be fixed on body side or rigid staybolt leg in fixing section of ladder bottom position place with the latch of lock adaptation.
6. vehicle, comprise the cat ladder of body side and upper assembling thereof, it is characterized in that, cat ladder comprises the fixing section of ladder of downward-extension and movable section of ladder, fixing section of ladder is installed with the rigid staybolt leg for being connected on body side, the top of movable section of ladder by slipping mechanism along the vertical direction guiding movement be assemblied on fixing section of ladder, slipping mechanism is provided with drop-proof structure for stoping the top of movable section of ladder to be deviate from from the bottom of fixing section of ladder and for stoping movable section of ladder in the horizontal direction relative to the position limiting structure of fixing section of ladder movement; The bottom of movable section of ladder is installed with for being supported on the flexible staybolt leg moved up and down on body side and with movable section of ladder, and on movable section of ladder and/or fixing section of ladder, be provided with the locking structure be locked in after being up to position at movable section of ladder relative to fixing section of ladder, by movable section of ladder on body side.
7. vehicle according to claim 6, is characterized in that, slipping mechanism comprises chute and the slide block of the upper downward-extension that the top of movable section of ladder and fixing section of ladder are arranged respectively, and slide block along the vertical direction guiding movement is assemblied in chute.
8. vehicle according to claim 7, it is characterized in that, described chute is on fixing section of ladder, slide block is installed in the top of movable section of ladder, described drop-proof structure is bottom port for sealing up chute and the shutoff face of block below slide block, and described chute is that half groove of lower end closed or upper and lower end are all by shutoff enclosed slot.
9. vehicle according to claim 7, it is characterized in that, movable section of ladder is in the rear side of fixing section of ladder, and described chute has two and notch is opposing or arrange in opposite directions at left and right directions, and described position limiting structure is the groove bottom of two chutes and the trough wall surface of block both sides before and after slide block.
10. according to the vehicle in claim 6 to 9 described in any one, it is characterized in that, the lock that the projecting end that locking structure comprises flexible staybolt leg is arranged, the top of lock is provided with the latch with lock adaptation, and latch is fixed on body side or rigid staybolt leg in fixing section of ladder bottom position place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420421566.7U CN204060492U (en) | 2014-07-29 | 2014-07-29 | A kind of vehicle and cat ladder thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420421566.7U CN204060492U (en) | 2014-07-29 | 2014-07-29 | A kind of vehicle and cat ladder thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204060492U true CN204060492U (en) | 2014-12-31 |
Family
ID=52202031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420421566.7U Expired - Fee Related CN204060492U (en) | 2014-07-29 | 2014-07-29 | A kind of vehicle and cat ladder thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204060492U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590135A (en) * | 2015-01-28 | 2015-05-06 | 江苏捷诚车载电子信息工程有限公司 | Folding overturn-type boarding ladder |
| CN110901507A (en) * | 2019-12-30 | 2020-03-24 | 山东奥斯登房车有限公司 | Deformable motor caravan |
| CN110924855A (en) * | 2019-11-29 | 2020-03-27 | 利辛县江淮扬天汽车有限公司 | Low dull and stereotyped cat ladder for sweeping machine convenient to maintenance and change |
-
2014
- 2014-07-29 CN CN201420421566.7U patent/CN204060492U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590135A (en) * | 2015-01-28 | 2015-05-06 | 江苏捷诚车载电子信息工程有限公司 | Folding overturn-type boarding ladder |
| CN110924855A (en) * | 2019-11-29 | 2020-03-27 | 利辛县江淮扬天汽车有限公司 | Low dull and stereotyped cat ladder for sweeping machine convenient to maintenance and change |
| CN110924855B (en) * | 2019-11-29 | 2021-08-27 | 利辛县江淮扬天汽车有限公司 | Low dull and stereotyped cat ladder for sweeping machine convenient to maintenance and change |
| CN110901507A (en) * | 2019-12-30 | 2020-03-24 | 山东奥斯登房车有限公司 | Deformable motor caravan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |