CN103818855A - Portable lifting machine - Google Patents
Portable lifting machine Download PDFInfo
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- CN103818855A CN103818855A CN201410079965.4A CN201410079965A CN103818855A CN 103818855 A CN103818855 A CN 103818855A CN 201410079965 A CN201410079965 A CN 201410079965A CN 103818855 A CN103818855 A CN 103818855A
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- frame
- transmission shaft
- lift
- bay
- ratchet
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Abstract
The invention discloses an improved portable lifting machine. The portable lifting machine comprises a rack, a base, a lifting platform and transmission components, wherein the transmission components can drive the lifting platform to lift; the portable lifting machine is characterized in that the rack is provided with guide rails, the lifting platform can move up and down along the guide rails, the transmission components comprise a pulley group, a rope and a winch assembly having a self-locking function, the winch assembly is arranged on a cross beam of the rack and comprises a transmission shaft, a reel shaft and a locking device which is used for preventing the transmission shaft from rotating automatically and reversely, the reel shaft is connected with the transmission shaft, pulleys of the pulley group are respectively arranged on the upper end and the lower end of the rack, one end of the rope is coiled on the reel shaft, and the other end of the rope is connected with the lifting platform by passing the pulley group. The portable lifting machine disclosed by the invention is ingenious in structure, safe, convenient and quick in use, convenient to store and carry and particularly suitable for household use.
Description
Technical field
What the present invention relates to is a kind of improvement invention of gig, particularly be a kind of home-use, Portable hoister.
Background technology
Gig can be used for carrying, promotes article, is generally used for open air, large-sized object carrying, and profile is huge, heavy, is not easy to carrying, is not also suitable for family and uses.
Summary of the invention
In view of the technical matters that background technology exists, the technical problem to be solved in the present invention is to provide a kind of delicate structure, is applicable to the Portable hoister that family is used.
In order to address the above problem, the present invention adopts following technical scheme to realize: this kind of Portable hoister, include frame, base, the drive disk assembly of bay-lift and drive lifting of lifting table, it is characterized in that described frame is provided with guide rail, described bay-lift moves up and down along guide rail, described drive disk assembly includes assembly pulley, rope and there is the capstan winch assembly of auto-lock function, described capstan winch assembly is arranged on the crossbeam of frame, described capstan winch assembly includes transmission shaft, spool and prevent transmission shaft automatic reverse rotate latching device, described spool is connected with transmission shaft, the pulley of described assembly pulley is arranged on respectively the top and bottom of frame, one end winding of described rope is on spool, and the other end of described rope is walked around assembly pulley and is connected with bay-lift.
Described latching device includes ratchet device and handle, described transmission shaft is provided with bearing, the ratchet sleeve of described ratchet device is located on transmission shaft, described handle has endoporus, this endoporus is provided with negative thread, one end of described transmission shaft is provided with the outside thread matching with negative thread, and this end of transmission shaft is provided with and prevents that handle from departing from the locating piece of transmission shaft, the interior hole length of described handle is longer than the length of thread on transmission shaft, when described bay-lift rises, hand propelled ratchet is close to bearing, makes transmission shaft drive ratchet to rotate.
Between described ratchet and handle and between ratchet and bearing, have additional friction lining.
Described bay-lift is arranged on secondary lifting apparatus.
Described secondary lifting apparatus includes lifting frame, the inner side of described lifting frame is provided with the guide rail moving up and down for bay-lift, and described lifting frame is placed between the guide rail in frame, and described pulley is arranged on the top and bottom of lifting frame, in the time of operating mode, described lifting frame moves along the guide rail in frame.
The lower end of described frame is provided with the roller that facilitates machine frame movement, and this roller is provided with brake gear.
Described brake gear includes universal driving shaft, pedal and for locking the latch segment of roller, described latch segment is arranged on universal driving shaft, described pedal is arranged on adapter shaft, and described pedal is connected with universal driving shaft by connecting rod, between described universal driving shaft and adapter shaft, is provided with retracing spring.
Described bay-lift includes platform for placing material face and support panel, and described platform for placing material face and support panel are hinged, and described base and frame are hinged, and described platform for placing material face and base relative level face all can upwards swing.
One end of described base is provided with chute, the lower end of described frame is provided with bearing pin, described bearing pin is placed in chute, and can in chute, radially slide, the lower end of described frame is along the circumferential direction provided with several grooves centered by bearing pin, described base is provided with projection, between described projection and bearing pin, is provided with extension spring, and described projection is placed in the arbitrary groove in frame.
The upper end of described frame is also provided with roller, and described base is provided with cardan wheel.
The present invention pulls rope by capstan winch assembly, pulls bay-lift by rope, make to rise along guide rail in frame, and capstan winch assembly has auto-lock function, and bay-lift just there will not be downslide in the time rising, so not only laborsaving, and uses safer.The present invention can also set up secondary lifting apparatus, it is not only lifting in frame of bay-lift, and by lifting frame, the bay-lift rising space is got a promotion, it is the height that the highest rise height of bay-lift can reach frame and add lifting frame, even if so machine volume is less, but bay-lift rising height is not limited by frame but, can reach desirable height, so also be more convenient for collecting, carrying, and bay-lift and all upwards swings of base, when therefore frame is packed up, bay-lift and base rely on frame, complete machine is smaller and more exquisite like this, the carrying of being more convenient for, collection.Meanwhile, mobile in order to be more convenient for, the described roller that arranges in frame can also arrange cardan wheel on base, by brake gear, roller is fixed in use, avoids roller to move, and eliminates safe hidden trouble.
Accompanying drawing explanation
Further describe principle of work of the present invention and details thereof below in conjunction with accompanying drawing.
Fig. 1 is schematic rear view of the present invention.
Fig. 2 is that schematic diagram is looked on a left side of the present invention.
Fig. 3 is the structural representation of latching device of the present invention.
The specific embodiment
With reference to accompanying drawing, this kind of Portable hoister, include the drive disk assembly of frame 40, base 30, bay-lift 41 and drive lifting of lifting table, the lower end of described frame 40 is provided with the roller 27 that facilitates machine frame movement, this roller is provided with brake gear 20, in use, brake gear 20 fixedly avoids it to move on roller 27 to the machine, thereby guarantees safety.Described brake gear 20 includes universal driving shaft 22, pedal 25 and for locking the latch segment 24 of roller, described latch segment 24 is arranged on universal driving shaft 22, described pedal 25 is arranged on adapter shaft 26, and described pedal 25 is connected with universal driving shaft 22 by connecting rod 23, between described universal driving shaft 22 and adapter shaft 26, be provided with retracing spring 21, user's pushes pedals 25, connecting rod 23 pulls universal driving shaft 22 to rotate downwards, make the latch segment 24 on universal driving shaft rotate thereupon and push down roller 27, so roller 27 just cannot rotate, thereby plays locking effect; Otherwise, on pedal 25 drivening rods 23, moving, after universal driving shaft 22 rotates backward, latch segment 24 separates with roller 27, and 27, roller is again in free state.The upper end of described frame 40 is also provided with roller 1, and described base 30 is provided with cardan wheel 36, and frame 40 is not only vertical like this can move, and is keeping flat also and can move.Described bay-lift 41 includes platform for placing material face 42 and support panel 43, described platform for placing material face 42 is hinged with support panel 43, described base 30 is hinged with frame 40, described platform for placing material face 42 and base 30 relative level faces all can upwards swing, when upwards swinging, base 30 naturally drive platform for placing material face 42 upwards to swing, in the time that complete machine draws in, volume is very small and exquisite like this, be also more convenient for collection or carrying.One end of described base 30 is provided with chute 33, the lower end of described frame 40 is provided with bearing pin 32, described bearing pin 32 is placed in chute 33, and can in chute 33, radially slide, the lower end of described frame 40 is along the circumferential direction provided with several grooves 31 centered by bearing pin 32, described base 30 is provided with projection 35, described protruding 35 and bearing pin 32 between be provided with extension spring 34, in the described protruding 35 arbitrary grooves 31 that are placed in frame, can position base 30 like this, no matter be in use or in when carrying, behind the location, position of base, just can not rock, thereby safer, not fragile yet.In the time of the higher weight article of carrying large, in order to prevent that frame from toppling over, can on base 30, increase counterweight.
Described frame 40 is provided with guide rail 9, be the first guide rail in order to distinguish this guide rail, described bay-lift 41 moves up and down along the first guide rail 9, the height rising in order to increase bay-lift 41, in the present embodiment, the support panel 43 of described bay-lift is arranged on secondary lifting apparatus.Described secondary lifting apparatus includes lifting frame 2, the inner side of described lifting frame 2 is provided with the guide rail 3 moving up and down for bay-lift, this guide rail is the second guide rail, described lifting frame 2 is placed between the first guide rail 9 of frame, in the time of operating mode, described bay-lift 41 moves along the second guide rail 3, described lifting frame 2 moves along the first guide rail 9 in frame, the maximum height that so bay-lift 41 rises can reach frame and add the height of lifting frame, and the adjustable height of bay-lift 41 can also promote, in lifting frame 2, increase again lifting frame, further improve the height that bay-lift rises, general family is used, only need to increase the height of a lifting frame.Described drive disk assembly includes assembly pulley 4, rope 8 and has the capstan winch assembly 10 of auto-lock function, on the rack-mounted crossbeam 5 of described capstan winch assembly 10, described capstan winch assembly 10 includes transmission shaft 11, spool 18 and prevents the latching device 19 that transmission shaft automatic reverse rotates, described spool 18 is connected with transmission shaft 11 by gear 16, the pulley of described assembly pulley 4 is arranged on respectively the top and bottom of lifting frame 2, one end winding of described rope 8 is on spool 18, and the other end of described rope 8 is walked around assembly pulley 4 and is connected with the support panel 43 of bay-lift.Described latching device 19 includes ratchet device 17 and handle 7, described transmission shaft 11 is provided with bearing 15, the ratchet 13 of described ratchet device is set on transmission shaft 11, described handle 7 has endoporus, this endoporus is provided with negative thread, one end of described transmission shaft 11 is provided with the outside thread matching with negative thread, and this end of transmission shaft 11 is provided with and prevents that handle from departing from the locating piece 6 of transmission shaft, the interior hole length of described handle 7 is longer than the length of thread on transmission shaft, when described bay-lift 41 rises, handle 7 promotes ratchet 13 and is close to bearing 15, make transmission shaft 11 drive ratchet 13 to rotate, in order to increase the friction force between handle 7 and ratchet 13, between described ratchet 13 and handle 7 and between ratchet 13 and bearing 15, have additional friction lining 12, object is in the time rising like this, ratchet 13 and handle 7 are in locking state, the ratchet of ratchet device 17 will prevent that ratchet 13 from rotating backward, prevent that transmission shaft 11 from rotating backward, thereby play self-locking action.In the time that handle 7 rotates backward, handle 7 separates with ratchet 13, and ratchet just can not have influence on handle 7 and transmission shaft 11 to the effect of ratchet 13, and therefore, now transmission shaft 11 can rotate backward, and bay-lift 41 is declined.
When the present invention uses, base 30 is opened, be pulled outwardly base 30, make the projection 35 on base depart from the groove 31 in frame, now extension spring is stretched, again base 30 is set level to lower swing, and projection is alignd with the groove of this position, decontrol base 30, the pulling force of extension spring is placed in frame in the groove 31 fair with this position the projection 35 on base, now base 30 is just lockable, can not swing arbitrarily, to put charge level plate 42 opens again, make equally it in horizontality, material is placed on and is put on charge level plate 42, promote frame 40 to desired location, then pushes pedals 25, pedal 25 pulls connecting rod 23 to move down, connecting rod drives universal driving shaft 22 to rotate, latch segment 24 also rotates thereupon and pushes down roller 27, by its pinning, can not rotate, so frame 40 just can not move, user just can carry out lifting work to bay-lift 41.It is swing handle 7, because handle 7 is threaded with turning cylinder 11, and the endoporus of handle 7 is longer than the length of thread on transmission shaft 11, therefore handle 7 can be close to ratchet 13 by promotion friction lining 12, so ratchet device 17 and handle 7 and transmission shaft 11 are in locking state, clockwise rotate handle 7, drive transmission shaft 11 to rotate, then make spool 18 rotate, rope 8 is wrapped on spool 18, ratchet 13 also rotates thereupon simultaneously, ratchet prevents that ratchet 13 from rotating backward, prevent that transmission shaft 11 from rotating backward, rope 8 shortens and just pulls bay-lift 41 to rise along the second guide rail 3, if when now user unclamps handle, bay-lift 41 also can not decline, because now the ratchet of ratchet device can prevent that ratchet 13 from rotating backward, prevent that transmission shaft 11 from rotating backward, in the time that bay-lift 41 rises to the highest point of lifting frame 2, if while continuing to clockwise rotate handle, bay-lift 41 will promote lifting frame 2 entirety and rise along the first guide rail 9, so, bay-lift 41 further rises again, until after desired height, material is pushed away to the platform for placing material face 42 of place's bay-lift, material is placed, then rotate backward handle 7, ratchet 13 is in free state, when handle 7 drives transmission shaft 11 to rotate backward, ratchet 13 still remains static, therefore now ratchet can not affect rotating backward of transmission shaft 11, transmission shaft 11 rotates backward and drives spool 18 to rotate backward, emit by rope 8, bay-lift 41 is also because gravity moves down automatically.After using, same, be pulled outwardly base 30, make the projection 35 on base 30 depart from the groove 31 in frame, upwards push away base 30, make base 30 rely on frame 40, and drive platform for placing material face 42 to rely on frame 40 simultaneously, and the projection on base is placed in the groove at this place, because of extension spring 34 pulling force, make projection be fixed on groove, so prevent that base 30 from opening, now complete machine is just very small and exquisite, is convenient to collection; Finally, by reverse pushes pedals 25, make to move on connecting rod 23, universal driving shaft 22 rotates backward, and latch segment 24 separates with roller 27, and roller is in free state, and user can easily promote frame.
Collection is convenient in the present invention, convenient in carrying, and it is safe, convenient to use, and complete machine is small and exquisite, light, is also applicable to family and uses.
Claims (10)
1. a Portable hoister, include frame (40), base (30), the drive disk assembly of bay-lift (41) and drive lifting of lifting table, it is characterized in that described frame (40) is provided with guide rail (9), described bay-lift (41) moves up and down along guide rail (9), described drive disk assembly includes assembly pulley (4), rope (8) and there is the capstan winch assembly (10) of auto-lock function, described capstan winch assembly (10) is arranged on the crossbeam (5) of frame, described capstan winch assembly (10) includes transmission shaft (11), spool (18) and prevent transmission shaft automatic reverse rotate latching device (19), described spool (18) is connected with transmission shaft (11), the pulley of described assembly pulley (4) is arranged on respectively the top and bottom of frame (40), one end winding of described rope (8) is on spool (18), and the other end of described rope (8) is walked around assembly pulley (4) and is connected with bay-lift (41).
2. Portable hoister according to claim 1, it is characterized in that described latching device (19) includes ratchet device (17) and handle (7), described transmission shaft (11) is provided with bearing (15), the ratchet (13) of described ratchet device is set on transmission shaft (11), described handle (7) has endoporus, this endoporus is provided with negative thread, one end of described transmission shaft (11) is provided with the outside thread matching with negative thread, and this end of transmission shaft (11) is provided with and prevents that handle from departing from the locating piece (6) of transmission shaft, the interior hole length of described handle (7) is longer than the length of thread on transmission shaft, when described bay-lift (41) rises, handle (7) promotes ratchet (13) and is close to bearing (15), make transmission shaft (11) drive ratchet (13) to rotate.
3. Portable hoister according to claim 2, is characterized in that having additional friction lining (12) between described ratchet (13) and handle (7) and between ratchet (13) and bearing (15).
4. Portable hoister according to claim 1, is characterized in that described bay-lift (41) is arranged on secondary lifting apparatus.
5. Portable hoister according to claim 4, it is characterized in that described secondary lifting apparatus includes lifting frame (2), the inner side of described lifting frame is provided with the guide rail (3) moving up and down for bay-lift (41), described lifting frame (2) is placed between the guide rail (9) in frame, described pulley is arranged on the top and bottom of lifting frame (2), in the time of operating mode, described lifting frame (2) is mobile along the guide rail in frame (9).
6. Portable hoister according to claim 1, is characterized in that the lower end of described frame (40) is provided with the roller (27) that facilitates machine frame movement, and this roller is provided with brake gear (20).
7. Portable hoister according to claim 1, it is characterized in that described brake gear (20) includes universal driving shaft (22), pedal (25) and for locking the latch segment (24) of roller, described latch segment (24) is arranged on universal driving shaft (22), described pedal (25) is arranged on adapter shaft (26), and described pedal (25) is connected with universal driving shaft (22) by connecting rod (23), between described universal driving shaft (22) and adapter shaft (25), is provided with retracing spring (21).
8. Portable hoister according to claim 1, it is characterized in that described bay-lift (41) includes platform for placing material face (42) and support panel (43), described platform for placing material face (42) is hinged with support panel (43), described base (30) is hinged with frame (40), and described platform for placing material face (42) and base (30) relative level face all can upwards swing.
9. Portable hoister according to claim 8, the one end that it is characterized in that described base (30) is provided with chute (33), the lower end of described frame is provided with bearing pin (32), described bearing pin is placed in chute (33), and bearing pin can move in chute, the lower end of described frame is along the circumferential direction provided with several grooves (31) centered by bearing pin, described base (30) is provided with projection (35), between described projection and bearing pin, be provided with extension spring (34), described projection (35) is placed in the arbitrary groove (31) in frame.
10. according to the Portable hoister described in claim 6 or 7, it is characterized in that the upper end of described frame is also provided with roller (1), described base is provided with cardan wheel (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079965.4A CN103818855B (en) | 2014-03-06 | 2014-03-06 | A kind of Portable hoister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410079965.4A CN103818855B (en) | 2014-03-06 | 2014-03-06 | A kind of Portable hoister |
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| Publication Number | Publication Date |
|---|---|
| CN103818855A true CN103818855A (en) | 2014-05-28 |
| CN103818855B CN103818855B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410079965.4A Active CN103818855B (en) | 2014-03-06 | 2014-03-06 | A kind of Portable hoister |
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| CN (1) | CN103818855B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104891398A (en) * | 2015-06-04 | 2015-09-09 | 安徽鲲鹏装备模具制造有限公司 | Anti-falling lifting device |
| CN105084246A (en) * | 2015-05-08 | 2015-11-25 | 福建安麟智能科技股份有限公司 | Remotely-controlled lifting platform |
| CN105502206A (en) * | 2016-01-28 | 2016-04-20 | 苏州市职业大学 | Pedal type folding lifting freight trolley |
| CN110512869A (en) * | 2018-05-21 | 2019-11-29 | 王四兵 | It is novel and multifunctional to cut wall drill hole fluting and material lift all-in-one machine |
| WO2020108189A1 (en) * | 2018-11-28 | 2020-06-04 | 长安大学 | Portable loading and unloading transport vehicle |
| CN115490119A (en) * | 2022-10-12 | 2022-12-20 | 河南省优品家居楼梯有限公司 | External dead weight emergency ladder |
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| CN2035747U (en) * | 1988-07-17 | 1989-04-12 | 台安县机械厂 | Portable hand lifting-cart |
| CN2138116Y (en) * | 1992-10-21 | 1993-07-14 | 张英昊 | Manpower load lifter |
| US5531295A (en) * | 1995-03-14 | 1996-07-02 | Fki Industries, Inc. | Parking brake for hand truck |
| CN201240810Y (en) * | 2008-07-01 | 2009-05-20 | 林超 | Novel manual hoister |
| CN202594721U (en) * | 2012-05-28 | 2012-12-12 | 中国人民解放军空军勤务学院 | Folding manual hydraulic fork lift truck |
| CN102897183A (en) * | 2012-10-29 | 2013-01-30 | 广西高峰矿业有限责任公司 | Small blind inclined shaft car arrester |
| CN203728503U (en) * | 2014-03-06 | 2014-07-23 | 瑞安市金阳电器有限公司 | Portable elevator |
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2014
- 2014-03-06 CN CN201410079965.4A patent/CN103818855B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035747U (en) * | 1988-07-17 | 1989-04-12 | 台安县机械厂 | Portable hand lifting-cart |
| CN2138116Y (en) * | 1992-10-21 | 1993-07-14 | 张英昊 | Manpower load lifter |
| US5531295A (en) * | 1995-03-14 | 1996-07-02 | Fki Industries, Inc. | Parking brake for hand truck |
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| CN102897183A (en) * | 2012-10-29 | 2013-01-30 | 广西高峰矿业有限责任公司 | Small blind inclined shaft car arrester |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084246A (en) * | 2015-05-08 | 2015-11-25 | 福建安麟智能科技股份有限公司 | Remotely-controlled lifting platform |
| CN104891398A (en) * | 2015-06-04 | 2015-09-09 | 安徽鲲鹏装备模具制造有限公司 | Anti-falling lifting device |
| CN105502206A (en) * | 2016-01-28 | 2016-04-20 | 苏州市职业大学 | Pedal type folding lifting freight trolley |
| CN105502206B (en) * | 2016-01-28 | 2018-07-27 | 苏州市职业大学 | A kind of foot-operated foldable lifting freight |
| CN110512869A (en) * | 2018-05-21 | 2019-11-29 | 王四兵 | It is novel and multifunctional to cut wall drill hole fluting and material lift all-in-one machine |
| WO2020108189A1 (en) * | 2018-11-28 | 2020-06-04 | 长安大学 | Portable loading and unloading transport vehicle |
| CN115490119A (en) * | 2022-10-12 | 2022-12-20 | 河南省优品家居楼梯有限公司 | External dead weight emergency ladder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103818855B (en) | 2016-05-11 |
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Effective date of registration: 20191211 Address after: 325000 Building 1, Nanpi village, Nanbin street, Ruian City, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Jiayang Electric Appliance Co., Ltd Address before: 325207 Zhejiang city of Wenzhou province Ruian City South Street Lin Yang Bada Road No. 88 Patentee before: RUIAN JINYANG ELECTRICAL APPLIANCE CO., LTD. |