CN204323431U - A kind of cart for travelling up or down stairs vehicle frame - Google Patents
A kind of cart for travelling up or down stairs vehicle frame Download PDFInfo
- Publication number
- CN204323431U CN204323431U CN201420783862.1U CN201420783862U CN204323431U CN 204323431 U CN204323431 U CN 204323431U CN 201420783862 U CN201420783862 U CN 201420783862U CN 204323431 U CN204323431 U CN 204323431U
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- vehicle frame
- travelling
- cart
- quarter butt
- frame body
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Abstract
A kind of cart for travelling up or down stairs vehicle frame disclosed in the utility model, comprise frame body, one end of frame body is provided with BOGEY WHEEL, Climbing building device and Climbing building device actuating device, the other end of frame body is provided with track adjusting wheel and two pull bars, track adjusting wheel be fixed on be arranged at frame body the other end in the middle part of or dual-side track adjusting wheel mounting bracket on, two pull bars difference pivot bush units are in the main support pipe support of vehicle frame of frame body dual-side, two pull bar external side ends link into an integrated entity by pulling cross bar, the medial extremity end that two pull bars and vehicle frame main support pipe support are socketed all is hinged with flexible quarter butt, flexible quarter butt and the main support pipe support of vehicle frame are slidably socketed, crossbeam is provided with between the socket oral area of the main support pipe support of the vehicle frame of vehicle frame both sides, pull bar locking mechanism is provided with in crossbeam.This cart for travelling up or down stairs vehicle frame can select more labour-saving travelling position as required, and the use alerting ability of cart for travelling up or down stairs is better.
Description
Technical field
The utility model relates to cart for travelling up or down stairs technical field, is specifically related to a kind of cart for travelling up or down stairs vehicle frame.
Background technology
At present, the more published cart for travelling up or down stairss in the cart for travelling up or down stairs that market is sold and patent database only have a kind of tilting push-and-pull travelling position (necessary during this tilting state Shi Pa building), can not as common plate pusher use, and purposes is single.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of cart for travelling up or down stairs vehicle frame.
To achieve these goals, the utility model solves the technical scheme that its technical matters adopts: a kind of cart for travelling up or down stairs vehicle frame, comprise frame body, one end of frame body is provided with BOGEY WHEEL, Climbing building device and Climbing building device actuating device, the other end of frame body is provided with track adjusting wheel and two pull bars, track adjusting wheel be fixed on be arranged at frame body the other end in the middle part of or dual-side track adjusting wheel mounting bracket on, two pull bars difference pivot bush units are in the main support pipe support of vehicle frame of frame body dual-side, two pull bar external side ends link into an integrated entity by pulling cross bar, the medial extremity end that two pull bars and vehicle frame main support pipe support are socketed all is hinged with flexible quarter butt, flexible quarter butt and the main support pipe support of vehicle frame are slidably socketed, crossbeam is provided with between the socket oral area of the main support pipe support of the vehicle frame of vehicle frame both sides, the locking mechanism for locking pull bar or flexible quarter butt is provided with in crossbeam.
Furtherly, described track adjusting wheel is cardan wheel, and described track adjusting wheel mounting bracket is isosceles trapezoidal structure, and on the main support pipe support of the vehicle frame being fixedly welded in frame body dual-side.
Furtherly, described flexible quarter butt and pull bar are by the bearing pin that is arranged in the fluting of flexible quarter butt end and to be arranged on the strip shape through hole that the pull bar end tenon corresponding with groove width is offered hinged, the spacing of the bearing pin in described fluting and fluting bottom equals the parallel distance between the long limit of strip shape through hole on tenon and the long limit of tenon, the end of tenon is circular arc, and the radius of circular arc-shaped end distance between one end of the strip shape through hole of tenon end of tenon equals the spacing of the bearing pin in fluting and bottom of slotting.
Furtherly, described strip shape through hole is rectangular through-hole, and the diameter of described bearing pin is equal to or less than the width of rectangular through-hole, and the two ends minor face of rectangular through-hole is circular arc.
Furtherly, described locking mechanism comprises locking push rod, latch segment, unlock button, locking spring, described unlock button is located at the middle part of crossbeam, the crossbeam being positioned at unlock button both sides respectively corresponding slip is provided with locking push rod, one end of locking push rod is connected with the latch segment for compressing pull bar or flexible quarter butt, the other end of locking push rod abuts against with the conical surface unlocking the cone arranged below push button or is separated, locking spring mounting hole is provided with bottom described cone, locking spring mounting hole inner sleeve has locking spring, locking spring one end is connected in locking spring mounting hole, the other end is connected to crossbeam inwall.
Furtherly, described latch segment and pull bar or the flexible quarter butt place of crimping are provided with the concave surface matched with the bar wall of pull bar and flexible quarter butt, and on described concave surface, firm attachment has anti-slip rubber layer; One end that described locking push rod and cone abut against is provided with the face matched with the conical surface of cone.
The beneficial effects of the utility model: the pull bar of this cart for travelling up or down stairs vehicle frame is except stretching or shrink the height of adjustment hand lever, pull bar bending also can also be kept and vehicle frame state at a right angle, use so that be used as common plate pusher when vehicle frame is put down sleeping, transporting goods in way, can select more labour-saving travelling position as required, the use alerting ability of cart for travelling up or down stairs is better.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model using state one;
Fig. 2 is the schematic diagram of the utility model using state two;
Fig. 3 is the local structure enlarged drawing of Fig. 3;
Fig. 4 is locking mechanism structural representation of the present utility model.
Detailed description of the invention
A kind of cart for travelling up or down stairs vehicle frame as shown in Fig. 1-Fig. 4, comprise frame body 1, one end of frame body 1 is provided with BOGEY WHEEL 2, Climbing building device 3 and Climbing building device actuating device, the other end of frame body 1 is provided with track adjusting wheel 4 and two pull bars 5, track adjusting wheel 4 be fixed on be arranged at frame body 1 the other end in the middle part of or dual-side track adjusting wheel mounting bracket 14 on, two pull bars 5 difference pivot bush units are in the main support pipe support 6 of vehicle frame of frame body 1 dual-side, two pull bar 5 external side ends link into an integrated entity by pulling cross bar 7, the medial extremity end that two pull bars 5 and vehicle frame main support pipe support 6 are socketed all is hinged with flexible quarter butt 8, flexible quarter butt 8 is slidably socketed with the main support pipe support 6 of vehicle frame, crossbeam 10 is provided with between the socket oral area 9 of the main support pipe support 6 of the vehicle frame of vehicle frame both sides, the locking mechanism for locking pull bar 5 or flexible quarter butt 8 is provided with in crossbeam 10.
Preferably, described track adjusting wheel 4 is cardan wheel, described track adjusting wheel mounting bracket 14 is isosceles trapezoidal structure, and on the main support pipe support 6 of the vehicle frame being fixedly welded in frame body 1 dual-side, two track adjusting wheel mounting brackets 14 are parallel to each other, and cardan wheel is screwed onto in the middle part of the shorter bottom of isosceles trapezoid track adjusting wheel mounting bracket 14 by thread rod.
Preferably, described flexible quarter butt 8 and pull bar 5 by the fluting that is arranged on flexible quarter butt 8 end 9 bearing pin and to be arranged on the strip shape through hole 11 that the pull bar 5 end tenon 12 corresponding with fluting 9 width is offered hinged, the spacing of the bearing pin in described fluting 9 and fluting bottom equals the parallel distance between the long limit of strip shape through hole 11 on tenon 12 and the long limit of tenon 12, the end of tenon 12 is circular arc, and the radius of circular arc-shaped end distance between one end of the strip shape through hole 11 of tenon end of tenon equals the spacing of the bearing pin in fluting and bottom of slotting.
Preferably, described strip shape through hole 11 is rectangular through-hole, and the diameter of described bearing pin is equal to or less than the width of rectangular through-hole, and the two ends minor face of rectangular through-hole is circular arc.
Preferably, described locking mechanism comprises locking push rod 15, latch segment 16, unlock button 13, locking spring 18, described unlock button 13 is located at the middle part of crossbeam 10, the crossbeam being positioned at unlock button 13 both sides respectively corresponding slip is provided with locking push rod 15, one end of locking push rod 15 is connected with the latch segment 16 for compressing pull bar 5 or flexible quarter butt 8, the other end of locking push rod 15 abuts against with the conical surface unlocking the cone 19 arranged below push button 13 or is separated, locking spring mounting hole is provided with bottom described cone 19, locking spring mounting hole inner sleeve has locking spring 18, locking spring 18 one end is connected in locking spring mounting hole, the other end is connected to crossbeam 10 inwall.
Preferably, described latch segment 16 and pull bar 5 or flexible quarter butt 8 place of crimping are provided with the concave surface matched with the bar wall of pull bar 5 and flexible quarter butt 8, and on described concave surface, firm attachment has anti-slip rubber layer; One end that described locking push rod 15 and cone 19 abut against is provided with the face matched with the conical surface of cone 19.
The stretching of the utility model pull bar and Forging Process: the utility model product is in order to be suitable for crowd's use of different height, pull bar 5 is designed to the telescopic structure of length adjustable, pull bar 5 needs to stretch, during contracting, only need press the unlock button 13 be arranged on crossbeam 10, the thrust that the locking push rod 15 of locking mechanism loses locking spring 18 makes latch segment 16 be applied to distress resolves on pull bar 5 or flexible quarter butt 8, pull bar 5 or flexible quarter butt 8 freely can slide up and down in the main support pipe support 6 of vehicle frame, when pull bar 5 being adjusted to the height of suitable use (this height is determined according to the use habit of user), unclamp locking button 13 and can realize pull bar 5 or flexible quarter butt 8 locking is fixed, when transporting cargo or in order to sleeping " distortion " can be made it for plate pusher by flat for frame body 1 when making goods transport more laborsaving on level land on level land, the pushing hands of plate pusher does not now have, be not easy to push-and-pull control, now only unlock button 13 need be pressed, pull bar 5 is pulled out, unlock button 13 is unclamped after making the hinged place between pull bar 5 and flexible quarter butt 8 stretch out the socket outside of the main support pipe support 6 of vehicle frame, then pull bar 5 held and rotate after 90 degree around bearing pin, pull bar 5 is pressed downwards in the gap that the straight flange of tenon 12 is plugged on bottom draw-in groove and between bearing pin, now pull bar 5 is stuck, can not rotate, pull bar 5 perpendicular to frame body 1 is transformed into the push-and-pull handrail of plate pusher, change convenient and swift, without the need to increasing, subtract parts.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (6)
1. a cart for travelling up or down stairs vehicle frame, comprise frame body (1), one end of frame body (1) is provided with BOGEY WHEEL (2), Climbing building device (3) and Climbing building device actuating device, it is characterized in that, the other end of frame body (1) is provided with track adjusting wheel (4) and two pull bars (5), track adjusting wheel (4) be fixed on be arranged at frame body (1) the other end in the middle part of or dual-side track adjusting wheel mounting bracket (14) on, two pull bars (5) difference pivot bush unit is in the main support pipe support (6) of vehicle frame of frame body (1) dual-side, two pull bars (5) external side end links into an integrated entity by pulling cross bar (7), the medial extremity end that two pull bars (5) and vehicle frame main support pipe support (6) are socketed all is hinged with flexible quarter butt (8), flexible quarter butt (8) is slidably socketed with the main support pipe support (6) of vehicle frame, crossbeam (10) is provided with between the socket oral area (9) being positioned at the main support pipe support (6) of vehicle frame of vehicle frame both sides, the locking mechanism for locking pull bar (5) or flexible quarter butt (8) is provided with in crossbeam (10).
2. a kind of cart for travelling up or down stairs vehicle frame according to claim 1, it is characterized in that, described track adjusting wheel (4) is cardan wheel, described track adjusting wheel mounting bracket (14) is isosceles trapezoidal structure, and on the main support pipe support (6) of the vehicle frame being fixedly welded in frame body (1) dual-side.
3. a kind of cart for travelling up or down stairs vehicle frame according to claim 1, it is characterized in that, described flexible quarter butt (8) and pull bar (5) are by the bearing pin of (9) in the fluting that is arranged on flexible quarter butt (8) end and to be arranged on the strip shape through hole (11) that pull bar (5) the end tenon (12) corresponding with fluting (9) width is offered hinged, the spacing of the bearing pin in described fluting (9) and fluting bottom equals the parallel distance between the long limit of the upper strip shape through hole (11) of tenon (12) and tenon (12) long limit, the end of tenon (12) is circular arc, the radius of circular arc-shaped end distance between one end of the strip shape through hole (11) of tenon end of tenon equals the spacing of the bearing pin in fluting and bottom of slotting.
4. a kind of cart for travelling up or down stairs vehicle frame according to claim 3, is characterized in that, described strip shape through hole (11) is rectangular through-hole, and the diameter of described bearing pin is equal to or less than the width of rectangular through-hole, and the two ends minor face of rectangular through-hole is circular arc.
5. a kind of cart for travelling up or down stairs vehicle frame according to claim 1, it is characterized in that, described locking mechanism comprises locking push rod (15), latch segment (16), unlock button (13), locking spring (18), described unlock button (13) is located at the middle part of crossbeam (10), the crossbeam being positioned at unlock button (13) both sides respectively corresponding slip is provided with locking push rod (15), one end of locking push rod (15) is connected with the latch segment (16) for compressing pull bar (5) or flexible quarter butt (8), the other end of locking push rod (15) abuts against with the conical surface unlocking the cone (19) that push button (13) below is arranged or is separated, described cone (19) bottom is provided with locking spring mounting hole, locking spring mounting hole inner sleeve has locking spring (18), locking spring (18) one end is connected in locking spring mounting hole, the other end is connected to crossbeam (10) inwall.
6. a kind of cart for travelling up or down stairs vehicle frame according to claim 5, it is characterized in that, described latch segment (16) and pull bar (5) or flexible quarter butt (8) place of crimping are provided with the concave surface matched with the bar wall of pull bar (5) and flexible quarter butt (8), and on described concave surface, firm attachment has anti-slip rubber layer; One end that described locking push rod (15) and cone (19) abut against is provided with the face matched with the conical surface of cone (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783862.1U CN204323431U (en) | 2014-12-11 | 2014-12-11 | A kind of cart for travelling up or down stairs vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420783862.1U CN204323431U (en) | 2014-12-11 | 2014-12-11 | A kind of cart for travelling up or down stairs vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204323431U true CN204323431U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420783862.1U Active CN204323431U (en) | 2014-12-11 | 2014-12-11 | A kind of cart for travelling up or down stairs vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204323431U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752140A (en) * | 2016-04-22 | 2016-07-13 | 江南大学 | Foldable stair-climbing assisting trolley |
| CN111634604A (en) * | 2020-06-04 | 2020-09-08 | 中核环保产业有限公司 | Special moving support for spent fuel dry method transfer push-pull rod |
-
2014
- 2014-12-11 CN CN201420783862.1U patent/CN204323431U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752140A (en) * | 2016-04-22 | 2016-07-13 | 江南大学 | Foldable stair-climbing assisting trolley |
| CN111634604A (en) * | 2020-06-04 | 2020-09-08 | 中核环保产业有限公司 | Special moving support for spent fuel dry method transfer push-pull rod |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |