CN205952030U - Foldable small handcart - Google Patents
Foldable small handcart Download PDFInfo
- Publication number
- CN205952030U CN205952030U CN201620817942.3U CN201620817942U CN205952030U CN 205952030 U CN205952030 U CN 205952030U CN 201620817942 U CN201620817942 U CN 201620817942U CN 205952030 U CN205952030 U CN 205952030U
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- CN
- China
- Prior art keywords
- frame
- handrail
- small handcart
- activity box
- hinged
- 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 relates to a foldable small handcart, it mainly by back wheel carrier, handrail frame, down movable frame, preceding movable frame, upward movable frame, activity seatpad, brake block, regulation pole, regulating spring and nut forms, wherein move the left and right sides that wheel carrier after was installed to the wheel, anterior and the anterior of back wheel carrier of handrail frame lower extreme hinge, and the rear portion is spacing through the rear portion of back wheel carrier, install return spring between handrail frame and the back wheel carrier, brake block bilateral symmetry installs on handrail frame's both sides, and two were removed between the wheel around it was located, the rear end of movable frame is articulated with the mounting hole on back wheel carrier upper portion down, and the below of movable frame front end under is installed to the universal wheel, it is articulated to win in succession on among the rear end of going up the activity frame and the handrail frame, and the upper and lower both ends of preceding movable frame are articulated with the pin joint of last movable frame and activity frame front end down respectively, the activity seatpad is installed on last activity frame, and its front end is articulated with the front end of last movable frame.
Description
Technical field
The present invention relates to a kind of small handcart, especially for a kind of collapsible small handcart.
Background technology
At present, the small handcart in supermarket not only single function, can not fold, and wheel is unable to self-locking, during upper and lower elevator
Need special messenger, especially inconvenient the elderly's shopping.
Content of the invention
The purpose of the present invention is exactly to overcome above deficiency, provides a kind of collapsible small handcart, it mainly by rear wheel frame 1, help
Hand frame 2, lower activity box 3, front activity box 4, upper activity box 5, movable seat cushion 6, brake shoes 7, adjusting rod 8, regulation spring 9 and spiral shell
Female 10 compositions it is characterised in that：Rear wheel frame 1 is mainly made up of side plate 11, moving shaft 12 and movable pulley 13, and two side plates 11 are left
The right side is arranged symmetrically, between pass through two moving shafts 12, arrange before and after two moving shafts 12, movable pulley 13 is then arranged on movement
The left and right two ends of wheel shaft 12；Handrail frame 2 main by handrail 21, lower seat board 22, adjustment seat 23, on win in succession 24, horizontal grizzly bar 25, backrest
26th, the composition such as brake axle 27 and return spring 28, wherein descends the symmetrical lower end being fixed on handrail 21 of seat board 22, before it
Portion is hinged with the front portion of rear wheel frame 1, and the rear portion that rear wheel frame 1 is passed through at rear portion is spacing；On win in succession and 24 symmetrical be fixed on handrail 21
Middle part, the symmetrical inner side being fixed on lower seat board 22 of adjustment seat 23, horizontal grizzly bar 25 is distributed in the latter half of handrail 21, leans on
The back of the body 26 is arranged on the top of handrail 21, the symmetrical upper end being fixed on lower seat board 22 of brake axle 27；Handrail frame 2 and rear wheel frame 1
Between return spring 28 is installed；Brake shoes 7 is left and right symmetrically arranged the both sides in handrail frame 2, and it is located at former and later two movable pulleys
Between, hinged with adjustment seat 23 in the middle part of it, end is hinged with adjusting rod 8, adjusts spring 9 and is arranged on adjusting rod 8, adjusting rod 8
It is arranged in adjustment seat 23 by nut 10, position on adjusting rod 8 for the nut 10 is adjustable；Lower activity box 3 main by lower frame body
31st, braking vane 32 and universal wheel 33 form, and the rear end of lower frame body 31 is hinged with the installing hole on left side plate top in rear wheel frame 1,
Universal wheel 33 is arranged on the lower section of lower frame body 31 front end, the symmetrical lower section being fixed on lower frame body 31 rear end of braking vane 32；Stop
Sweep 32 makes in the arc-shaped, and its center of circle is concentric with the hinge hole of lower frame body 31 rear end, is provided with circle in the middle part of circular arc
The groove of arc, when small handcart is on level ground, the position of groove is corresponding with the position of brake axle 27；Upper activity box 5
Win in succession in rear end and handrail frame 2 24 hinged, the upper and lower ends of front activity box 4 respectively with upper activity box 5 and lower activity box 3 before
That holds is hinged point articulated；Movable seat cushion 6 is arranged on activity box 5, and its front end is hinged with the front end of upper activity box 5, and rear end can
To open up.
The positive effect of the present invention：By above structure, present invention achieves the folding of small handcart, reduce the sky that it deposits
Between, brake shoes has automatic dead-locking function by small handcart movable pulley in upper and lower elevator so as to can easily upper and lower market
Elevator, movable seat cushion makes it be also used as seat during the elderly's rest, especially adapts to be used with the elderly's shopping.
Brief description
The present invention will combine embodiment in accompanying drawing and be described further：
Fig. 1 is the structural representation of the collapsible small handcart of the present invention.
Fig. 2 is the structural representation of handrail frame in the collapsible small handcart of the present invention.
Fig. 3 is the structural representation of lower activity box in the collapsible small handcart of the present invention.
Fig. 4 is the Plane Installation schematic diagram in the collapsible small handcart of the present invention within brake shoes.
Fig. 5 is the three-dimensional scheme of installation in the collapsible small handcart of the present invention within brake shoes.
Fig. 6 is the structural representation of rear wheel frame in the collapsible small handcart of the present invention.
Fig. 7 is structural representation when the collapsible small handcart of the present invention folds.
Parts and components code name and title in accompanying drawing：
1. activity box 6. movable seat cushion on activity box 5. before rear wheel frame 2. 3. times activity box of handrail frame 4.
7. brake shoes 8. adjusting rod 9. adjusts spring 10. nut, 11. side plate, 12. moving shaft 13. movable pulley 21.
Win in succession in 22. times seat boards of handrail 23. adjustment seat 24. 25. horizontal grizzly bar 26. backrest, 27. brake axle 28. return
Spring 31. lower frame body, 32. braking vane 33. universal wheel
Specific embodiment
A kind of collapsible small handcart, it is mainly by rear wheel frame 1, handrail frame 2, lower activity box 3, front activity box 4, upper activity box
5th, movable seat cushion 6, brake shoes 7, adjusting rod 8, the regulation composition such as spring 9 and nut 10, specific embodiment is as follows：
1st, rear wheel frame 1 is mainly made up of side plate 11, moving shaft 12 and movable pulley 13, the symmetrical cloth of two side plates 11
Put, between pass through two moving shafts 12, arrange before and after two moving shafts 12, movable pulley 13 is then arranged on moving shaft 12
Left and right two ends.Handrail frame 2 main by handrail 21, lower seat board 22, adjustment seat 23, on win in succession 24, horizontal grizzly bar 25, backrest 26, braking
Axle 27 and return spring 28 etc. form, and wherein descend the symmetrical lower end being fixed on handrail 21 of seat board 22, its front portion and after
The front portion of wheel carrier 1 is hinged, rear portion by the rear portion of rear wheel frame 1 spacing so that handrail frame 2 can be rotated down around front end pin joint
But can not rotate up；On win in succession the 24 symmetrical middle parts being fixed on handrail 21, adjustment seat 23 is symmetrical to be fixed on lower seat
The inner side of plate 22, horizontal grizzly bar 25 is distributed in the latter half of handrail 21, and backrest 26 is arranged on the top of handrail 21, and brake axle 27 is left
The right side is symmetrically fixed on the upper end of lower seat board 22；Return spring 28 is installed between handrail frame 2 and rear wheel frame 1 so that handrail frame just
All the time it is in, when often, the position being lifted up.Brake shoes 7 is left and right symmetrically arranged the both sides in handrail frame 2, and it is located at former and later two
Between movable pulley, hinged with adjustment seat 23 in the middle part of it, end is hinged with adjusting rod 8, adjusts spring 9 and is arranged on adjusting rod 8, adjusts
Pole 8 is arranged in adjustment seat 23 by nut 10；Position on adjusting rod 8 for the nut 10 is adjustable, for adjusting spring 9
Elastic gap and brake shoes 7 and movable pulley 13 between.Lower activity box 3 main by lower frame body 31, braking vane 32 and universal wheel
33 compositions, the rear end of lower frame body 31 is hinged with the installing hole on left side plate top in rear wheel frame 1, and universal wheel 33 is arranged on lower frame body
The lower section of 31 front ends, the symmetrical lower section being fixed on lower frame body 31 rear end of braking vane 32；Braking vane 32 make in the arc-shaped, it
The center of circle concentric with the hinge hole of lower frame body 31 rear end, be provided with the groove of circular arc in the middle part of circular arc；When small handcart exists
When on level ground, the position of groove is corresponding with the position of brake axle 27, and now handrail frame 2 is in the position being lifted up, and stops
Car block 7 is departed from movable pulley 13, and small handcart can move；When the upper and lower elevator of small handcart, lower frame body 31 revolves with universal wheel 33
Turn, the groove on braking vane 32 removes the position of brake axle 27, the circular arc of braking vane 32 drives handrail frame 2 He by brake axle 27
Brake shoes 7 is rotated down, and the lower end of handrail 21 is contacted with ground, and brake shoes 7 is also contacted with movable pulley 13 simultaneously, and small handcart can not
Mobile；When small handcart returns on level ground, in the presence of return spring 28, handrail frame 2 automatically returns to and is lifted up
Position, brake shoes 7 is departed from movable pulley 13, and small handcart can move again；Upper company in the rear end of upper activity box 5 and handrail frame 2
Pull 24 hinged, the upper and lower ends of front activity box 4 are hinged point articulated with upper activity box 5 and lower activity box 3 front end respectively；Sliding seat
Pad 6 is arranged on activity box 5, and its front end is hinged with the front end of upper activity box 5, and rear end can open up, and movable seat cushion 6 was both
As the upper lid of small handcart, also serve as seat cushion during the elderly's rest simultaneously, when needing rest to sit on movable seat cushion 6,
In the presence of old man's body weight, handrail frame 2 is rotated down, and the lower end of handrail 21 is contacted with ground, simultaneously brake shoes 7 also with movable pulley
13 contacts, small handcart is immovable；Such as need small handcart to stop when walking in the same manner, press down on handrail 21.Due to lower activity
Frame 3, front activity box 4, upper activity box 5 and rear wheel frame 1 and handrail frame 2 are articulated structure, thus permissible in not used time small handcart
It is folded up (as shown in Figure 2), to reduce the space deposited.
2nd, described collapsible small handcart, equipped with self-locking device between rear wheel frame 1 and handrail frame 2, presses downwards handrail
21, after locking self-locking device, handrail frame 2 will not automatically return to the position being lifted up, and movable pulley 13 is in braking shape all the time
State, small handcart will not move；After releasing self-locking device, handrail frame 2 can automatically return in the presence of return spring 28 again to
On the position lifted.
3rd, described collapsible small handcart, the grizzly bar in handrail frame 2, lower activity box 3, front activity box 4 can also be fabricated to
Delete web frame.
4th, described collapsible small handcart, on brake axle 27 can also mounting sleeve or bearing, with reduce its mobile when
Resistance.
5th, described collapsible small handcart, the adjustable angle of handrail 21.
6th, it is also possible to cancel brake shoes 7, movable pulley 13 adopts internal expansion type brake apparatus or embraces described collapsible small handcart
Hoop formula brake apparatus.
Claims (9)
1. a kind of collapsible small handcart, it mainly by rear wheel frame (1), handrail frame (2), lower activity box (3), front activity box (4), on
Activity box (5), movable seat cushion (6), brake shoes (7), adjusting rod (8), regulation spring (9) and nut (10) composition, its feature
It is：Rear wheel frame (1) is mainly made up of side plate (11), moving shaft (12) and movable pulley (13), and two side plate (11) left and right are right
Claim arrangement, between pass through two moving shafts (12), two moving shafts (12) before and after arrange, movable pulley (13) is then arranged on shifting
The left and right two ends of the axis of a movable block (12)；Handrail frame (2) main by handrail (21), lower seat board (22), adjustment seat (23), on win in succession
(24), horizontal grizzly bar (25), backrest (26), brake axle (27) and return spring (28) composition, wherein descend seat board (22) left and right right
Claim to be fixed on the lower end of handrail (21), its front portion is hinged with the front portion of rear wheel frame (1), the rear portion of rear wheel frame (1) is passed through at rear portion
Spacing；On win in succession (24) symmetrical middle part being fixed on handrail (21), adjustment seat (23) is symmetrical to be fixed on lower seat board
(22) inner side, horizontal grizzly bar (25) is distributed in the latter half of handrail (21), and backrest (26) is arranged on the top of handrail (21), system
The symmetrical upper end being fixed on lower seat board (22) of moving axis (27)；Between handrail frame (2) and rear wheel frame (1), return spring is installed
(28)；Brake shoes (7) is left and right symmetrically arranged on the both sides of handrail frame (2), it be located at former and later two movable pulleys between, in the middle part of it with
Adjustment seat (23) is hinged, inner hinged with adjusting rod (8), adjusts spring (9) and is arranged on adjusting rod (8), adjusting rod (8) passes through
Nut (10) is arranged in adjustment seat (23), and position on adjusting rod (8) for the nut (10) is adjustable；Lower activity box (3) main by
Lower frame body (31), braking vane (32) and universal wheel (33) composition, on left side plate in the rear end of lower frame body (31) and rear wheel frame (1)
The installing hole in portion is hinged, and universal wheel (33) is arranged on the lower section of lower frame body (31) front end, and braking vane (32) is symmetrical to be fixed on
The lower section of lower frame body (31) rear end；Braking vane (32) makes in the arc-shaped, the hinge hole of its center of circle and lower frame body (31) rear end
With one heart, the middle part in circular arc is provided with the groove of circular arc, when small handcart is on level ground, the position of groove and braking
The position of axle (27) corresponds to；Win in succession in the rear end of upper activity box (5) and handrail frame (2) (24) hinged, front activity box (4)
Upper and lower ends are hinged point articulated with upper activity box (5) and lower activity box (3) front end respectively；Movable seat cushion (6) is arranged on work
On dynamic frame (5), its front end is hinged with the front end of upper activity box (5), and rear end can open up.
2. according to claim 1 collapsible small handcart it is characterised in that：Handrail frame (2), lower activity box (3), front activity box
(4) grizzly bar in is fabricated to deletes web frame.
3. according to claim 1 collapsible small handcart it is characterised in that：Brake axle is provided with axle sleeve on (27).
4. according to claim 1 collapsible small handcart it is characterised in that：Brake axle is provided with bearing on (27).
5. according to claim 1-4 any one described collapsible small handcart it is characterised in that：In rear wheel frame (1) and handrail frame
(2) equipped with self-locking device between.
6. according to claim 1-4 any one described collapsible small handcart it is characterised in that：The adjustable angle of handrail (21).
7. according to claim 5 collapsible small handcart it is characterised in that：The adjustable angle of handrail (21).
8. according to claim 1-4 any one described collapsible small handcart it is characterised in that：Cancel brake shoes (7), movable pulley
(13) adopt internal expansion type brake apparatus.
9. according to claim 8 collapsible small handcart it is characterised in that：Movable pulley (13) adopts hood type brake apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620817942.3U CN205952030U (en) | 2016-07-26 | 2016-07-26 | Foldable small handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620817942.3U CN205952030U (en) | 2016-07-26 | 2016-07-26 | Foldable small handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205952030U true CN205952030U (en) | 2017-02-15 |
Family
ID=57973174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620817942.3U Expired - Fee Related CN205952030U (en) | 2016-07-26 | 2016-07-26 | Foldable small handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205952030U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114597A (en) * | 2016-07-26 | 2016-11-16 | 薛航 | A kind of collapsible utility cart |
| CN110641532A (en) * | 2019-10-29 | 2020-01-03 | 国家电网有限公司 | Seat trolley |
-
2016
- 2016-07-26 CN CN201620817942.3U patent/CN205952030U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114597A (en) * | 2016-07-26 | 2016-11-16 | 薛航 | A kind of collapsible utility cart |
| CN106114597B (en) * | 2016-07-26 | 2024-05-31 | 南京鼎博信息技术有限公司 | Folding trolley |
| CN110641532A (en) * | 2019-10-29 | 2020-01-03 | 国家电网有限公司 | Seat trolley |
| CN110641532B (en) * | 2019-10-29 | 2021-06-04 | 国家电网有限公司 | Seat trolley |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20210726 |