CN202226608U - Mobile lifting platform - Google Patents
Mobile lifting platform Download PDFInfo
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- CN202226608U CN202226608U CN2011203698958U CN201120369895U CN202226608U CN 202226608 U CN202226608 U CN 202226608U CN 2011203698958 U CN2011203698958 U CN 2011203698958U CN 201120369895 U CN201120369895 U CN 201120369895U CN 202226608 U CN202226608 U CN 202226608U
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- crane
- lifting platform
- mobile lifting
- sheave
- base plate
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Abstract
The embodiment of the utility model discloses a mobile lifting platform. The mobile lifting platform comprises a bottom plate, a first lifting frame, a second lifting frame and a windlass, wherein a travelling device is arranged on the bottom end of the bottom plate; the first lifting frame and the second lifting frame are provided with a cubic framework structure which is formed by welding; and the second lifting frame is matched with the inner side of the first lifting frame in a sliding manner. In the mobile lifting platform, the windlass drives steel wire ropes of corresponding pulleys which are wound on the first lifting frame and the second lifting frame to achieve driving the second lifting frame; the windlass provides large driving force for the mobile lifting platform; moreover, mechanical strength and stability of the cubic framework structure, which is formed by welding, of the first lifting frame and the second lifting frame are much higher than those of connecting rod structures which are hinged with each other in the prior art. Thus, the mobile lifting platform provided by the utility model has high safety in the lifting process; moreover, the bearing capacity is much higher than that of the mobile lifting platform which is mentioned in the background technology.
Description
Technical field
The utility model relates to lifting table machinery manufacturing technology field, more particularly, relates in particular to a kind of mobile lifting platform.
Background technology
At present, in daily life and production process, in processes such as high level transports goods, various lifting tables have obtained using widely at needs.
Lifting table is divided into fixed elevated platform and mobile lifting platform, wherein, mobile lifting platform because of the alerting ability of its use use the most extensive.
Please refer to Fig. 1, Fig. 1 is the structural representation of a kind of mobile lifting platform of the prior art.
Mobile lifting platform of the prior art comprises base 10, jacking system, hydraulic actuating cylinder 12 and support platform 15.Support platform 15 is arranged at the upper end of jacking system.
Mobile lifting platform of the prior art is provided with roller for realizing its movability in the lower end of base 10; Its jacking system is a bar linkage structure, and for example, in the mobile platform shown in Figure 1, jacking system comprises first connecting rod 11, second connecting rod 13 and third connecting rod 14; The lower end of the upper end of first connecting rod 11 and second connecting rod 13 is hinged, and the upper end of the lower end of third connecting rod 14 and second connecting rod 13 is hinged.
In specific operation process, jacking system is under the driving of hydraulic actuating cylinder 12, and it is big that the angle between its first connecting rod 11 and the second connecting rod 13 becomes; Simultaneously, it is big that angle between second connecting rod 13 and the third connecting rod 14 becomes, thereby the height of the vertical direction of jacking system is increased, and the support platform 15 that will be used for bearing article is jack-up upwards, to realize toward the purpose of high-rise carrying.
But what the jacking system of mobile lifting platform of the prior art relied on is the bar linkage structure that is hinged, and by Driven by Hydraulic Cylinder, in the load-bearing process, there is certain limitation in the adjustable height of jacking system, is prone to the unbalance loading phenomenon; If adjustable height is too high, its bar linkage structure can produce and wild effect such as rock, and its structural stability is relatively poor, has potential safety hazard; In addition, in the prior art, the bar linkage structure of the jacking system of mobile lifting platform causes it can't bear bigger weight.
Therefore, how a kind of mobile lifting platform being provided, improving its safety when raising, and increasing its weight capacity, is the technical barrier that those skilled in the art need solve.
The utility model content
In view of this, the utility model provides a kind of mobile lifting platform, and this mobile lifting platform has higher safety when raising, and has higher weight capacity.
In order to achieve the above object, the utility model embodiment provides following technical scheme:
A kind of mobile lifting platform comprises base plate, first crane and second crane and winch;
Said base plate bottom is provided with running gear;
Said first crane and said second crane all have the cube frame structure that is welded, and said second crane slidably cooperates with the said first crane inboard;
Said first crane is captiveed joint with said base plate;
The said second crane top is provided with loading platform;
Said winch is captiveed joint with the said base plate and first crane;
Said base plate is provided with first lower sheave, and said first crane upper end is provided with and corresponding first top sheave of first lower sheave, and the said second crane lower end is provided with and corresponding second lower sheave of said first top sheave; Be provided with steel rope between said winch and said first lower sheave, first top sheave and second lower sheave.
Preferably, the frame of the said first crane side has stirrup, and the frame cooperation place of said stirrup and the said first crane side also is provided with the reinforcement gusset.
Preferably; Also be provided with at least one middle crane between said first crane and said second crane; The bottom of the said middle crane adjacent with said first crane is provided with and the corresponding lower sheave of said first top sheave, and the top of the said middle crane adjacent with said second crane is provided with and the corresponding top sheave of said second lower sheave.
Preferably, crane in the middle of the crane and second in the middle of said middle crane specifically comprises first;
The bottom of crane is provided with and corresponding the 3rd lower sheave of said first top sheave in the middle of said first, and the top is provided with the 3rd top sheave;
The bottom of crane is provided with and corresponding the 4th lower sheave of said the 3rd top sheave in the middle of said second, and the top is provided with and corresponding the 4th top sheave of said second lower sheave.
Preferably, said running gear is specially cardan wheel.
Preferably, four end lower ends, angle of said base plate are respectively arranged with feet, and said feet is hinged on the said base plate.
Preferably, the said first crane framework inboard is provided with first chute that vertically extends, and the framework arranged outside of the said first middle crane has the 3rd slide block that cooperates with said first chute;
The framework inboard of crane is provided with the 3rd chute in the middle of said first, and the framework arranged outside of the said second middle crane has the Four-slider that matches with said the 3rd chute;
The framework inboard of crane is provided with the 4th chute in the middle of said second, and the framework arranged outside of said second crane has second slide block that matches with said the 4th chute.
Preferably; The upper end of said first crane is provided with first locating piece that matches with the vertical framework of crane in the middle of said first; Said first locating piece is provided with first location notch hole, and the vertical frame of the said first middle crane is provided with and the corresponding slotted eye of said location notch hole.
Preferably, said winch is provided with the self-locking device.
Preferably, said self-locking device is specially self-locking teeth groove and the fixture block that is arranged on winch one end.
On the basis of technique scheme, a kind of mobile lifting platform that the utility model provides comprises base plate, first crane and second crane and winch; Said base plate bottom is provided with running gear; Said first crane and said second crane all have the cube frame structure that is welded, and said second crane slidably cooperates with the said first crane inboard; Said first crane is captiveed joint with said base plate; The said second crane top is provided with loading platform; Said winch is captiveed joint with the said base plate and first crane; Said base plate is provided with first lower sheave, and said first crane upper end is provided with and corresponding first top sheave of first lower sheave, and the said second crane lower end is provided with and corresponding second lower sheave of said first top sheave; Be provided with steel rope between said winch and said first lower sheave, first top sheave and second lower sheave.
The mobile lifting platform that the utility model provides; What its jacking system relied on is first crane and second crane with the cube frame structure that is welded; The steel rope with corresponding second lower sheave of first top sheave that is provided with corresponding first top sheave of first lower sheave, the second crane lower end that specifically is surrounded on through winch pulling that first lower sheave, first crane upper end of its base plate setting be provided with stretches out second crane from the first crane inside; Thereby realize driving; The lower end of its base plate is provided with running gear, can realize its mobility; And the bearing fit between second crane and first crane has guaranteed the stability of second crane when the first crane inboard stretches out.
Because the mobile lifting platform that the utility model provides, its jacking system have the cube frame structure that is welded, its mechanical strength and stability are much higher than " bar linkage structure that is hinged " mentioned in the background technology.
So, the mobile lifting platform that the utility model provides, it has higher safety when raising, and its weight capacity is far longer than the mobile lifting platform of mentioning in the above-mentioned background technology.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of mobile lifting platform of the prior art;
The base arrangement scheme drawing of the mobile lifting platform that Fig. 2 provides for the utility model embodiment;
The mobile lifting platform integral structure scheme drawing that Fig. 3 provides for the utility model embodiment;
The plan structure scheme drawing of first crane in the mobile lifting platform that Fig. 4 provides for the utility model embodiment;
The plan structure scheme drawing of crane in the middle of first in the mobile lifting platform that Fig. 5 provides for the utility model embodiment;
The plan structure scheme drawing of second crane in the mobile lifting platform that Fig. 6 provides for the utility model embodiment;
The principle of work structural representation of winch and steel rope thereof in the mobile lifting platform that Fig. 7 provides for the utility model embodiment;
A kind of self-locking structure scheme drawing of winch in the mobile lifting platform that Fig. 8 provides for the utility model embodiment;
The steel rope that winch drives in the mobile lifting platform that Fig. 9 provides for the utility model embodiment around schematic diagram.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
In discussing hereinafter, please refer to Fig. 2 to Fig. 8, the base arrangement scheme drawing of the mobile lifting platform that Fig. 2 provides for the utility model embodiment; The mobile lifting platform integral structure scheme drawing that Fig. 3 provides for the utility model embodiment; The plan structure scheme drawing of first crane in the mobile lifting platform that Fig. 4 provides for the utility model embodiment; The plan structure scheme drawing of crane in the middle of first in the mobile lifting platform that Fig. 5 provides for the utility model embodiment; The plan structure scheme drawing of second crane in the mobile lifting platform that Fig. 6 provides for the utility model embodiment; The principle of work structural representation of winch and steel rope thereof in the mobile lifting platform that Fig. 7 provides for the utility model embodiment; A kind of self-locking structure scheme drawing of winch in the mobile lifting platform that Fig. 8 provides for the utility model embodiment; The steel rope that winch drives in the mobile lifting platform that Fig. 9 provides for the utility model embodiment around schematic diagram.
The mobile lifting platform that the utility model embodiment provides comprises base plate 020, first crane 030 and second crane 050 and winch 024.
The bottom of base plate 020 is provided with running gear, to realize the mobility of this mobile lifting platform.
Simultaneously, winch 024 is captiveed joint with the base plate 020 and first crane 030, preferably, also is provided with angle tie 025 between the winch 024 and first crane 030, to strengthen the stability of captiveing joint between winch 024 and first crane 030; Stability when driving mobile lifting platform for the steel rope 0243 that cooperates winch 024 to drive; Base plate 020 is provided with first lower sheave 031; First crane, 030 upper end is provided with first lower sheave, 031 corresponding first top sheave, 032, the second crane, 050 lower end and is provided with and first top sheave, 032 corresponding second lower sheave 051; And steel rope 0243 is surrounded between first lower sheave 031, first top sheave 032 and second lower sheave 051.
Wherein, Winch 024 is the actuating device of this mobile lifting platform; On it around steel rope 0243, as shown in Figure 9 between winch 024 and each pulley around mode, and; For the steel rope 0243 that winch 024 is driven can cooperate with associated pulleys smoothly, can also be provided with propelling sheave 022 in floor 020; The hydraulic ram that the propulsive effort of winch 024 is mentioned in the above-mentioned background technology in the ordinary course of things etc., thus can the propulsive effort that more strengthens be provided for mobile lifting platform, for the weight capacity that increases mobile lifting platform provides dynamic foundation.
The mobile lifting platform that the utility model provides; What its jacking system relied on is first crane 030 and second crane 050 with the cube frame structure that is welded; The steel rope 0243 with first top sheave, 032 corresponding second lower sheave 051 that is provided with corresponding first top sheave 032 of first lower sheave 031, second crane, 050 lower end that first lower sheave 031, first crane, 030 upper end that specifically is surrounded on through winch 024 pulling that its base plate 020 is provided with is provided with stretches out second crane 050 from first crane, 030 inside; Thereby realize driving; The lower end of its base plate 020 is provided with running gear, can realize its mobility; And the bearing fit between second crane 050 and first crane 030 has guaranteed the stability of second crane 050 when first crane, 030 inboard stretches out.
Because the mobile lifting platform that the utility model provides, its jacking system have the cube frame structure that is welded, its mechanical strength and stability are much higher than " bar linkage structure that is hinged " mentioned in the background technology.
So, the mobile lifting platform that the utility model provides, it has higher safety when raising, and its weight capacity is far longer than the mobile lifting platform of mentioning in the above-mentioned background technology.
Further, in order to strengthen the mechanical strength of first crane 030 further, can also be provided with stirrup 035 at the frame of first crane, 030 side, the frame cooperation place of stirrup 035 and first crane, 030 side also is provided with strengthens gusset 033.Preferably, form triangular structure between the frame of stirrup 035 and first crane, 030 side, to strengthen the mechanical strength of first crane 030 to greatest extent.
Certainly, the structure of second crane 050 also can repeat no more like first crane 030 here.
On the basis of technique scheme; In order to increase the adjustable height of mobile lifting platform; Between said first crane 030 and said second crane 050, also be provided with at least one middle crane; The bottom of the middle crane adjacent with first crane 030 is provided with and first top sheave, 032 corresponding lower sheave, and the top of the middle crane adjacent with second crane 050 is provided with and second lower sheave, 051 corresponding top sheave.
Preferably, crane 070 in the middle of the crane 040 and second in the middle of middle crane specifically comprises first; The bottom of crane 040 is provided with and first top sheave, 032 corresponding the 3rd lower sheave 041 in the middle of first, and the top is provided with the 3rd top sheave 042; The bottom of crane 070 is provided with and the 3rd top sheave 042 corresponding the 4th lower sheave 071 in the middle of second, and the top is provided with and second lower sheave, 051 corresponding the 4th top sheave 072.
The running gear that base plate 020 lower end of in technique scheme, mentioning is provided with can be roller, also can be cardan wheel 021 etc., can realize its movably purpose as long as can guarantee mobile lifting platform,
In the use of mobile lifting platform, carry out adjustment among a small circle for convenient position to cherry picker, running gear is preferably cardan wheel 021.
Simultaneously, in order to prevent mobile lifting platform the bottom skidding takes place in use, also be respectively arranged with feet 023 in four end lower ends, angle of base plate 020, feet 023 is hinged on the base plate 020.When mobile lifting platform moved, feet 023 rotated to an angle and breaks away from ground, can not influence moving of mobile lifting platform; When mobile lifting platform raise, the outer end of feet 023 was rotated down, and between four direction is to the base plate of mobile lifting platform and ground, supported the location respectively, guaranteed that it the phenomenon of skidding in the bottom can not occur in elevation process.
Further; Mention in the technique scheme; It between second crane 050 and first crane 030 matching relationship that slides each other; All are matching relationships of mutual slip between crane 070 and second crane 050 between crane 040 and first crane 030 and in the middle of second in the middle of first in like manner, in the middle of first in the middle of the crane 040 and second between the crane 070; Stability when sliding each other between each up-down for strengthening; Like Fig. 4, Fig. 5 and shown in Figure 6; The framework arranged outside that the framework inboard of first crane 030 is provided with first chute, 036, the first middle crane 040 that vertically extends has the 3rd slide block 047 that cooperates with first chute 036; The framework arranged outside that the framework inboard of the first middle crane 040 is provided with the 3rd chute 046, the second middle crane 070 has the Four-slider that matches with the 3rd chute 046; The framework inboard of crane 070 is provided with the 4th chute in the middle of second, and the framework arranged outside of second crane 050 has second slide block 057 that matches with the 4th chute.
Mobile lifting platform raised portion; It raises highly needs to confirm according to actual needs; And, after raising, its first middle crane 040, the second middle crane 070 and second crane 050 need maintain this height, so that the operator operates at this highly accordingly.
For guaranteeing the stability after first middle crane 040, the second middle crane 070 and second crane 050 raise, be that example is described with cooperating between the crane 040 in the middle of first crane 030 and first below.
Be provided with first locating piece 034 that matches with the vertical framework of crane 040 in the middle of first in the upper end of first crane 030; Said first locating piece 034 is provided with first location notch hole, and the vertical frame of the first middle crane 040 is provided with and the corresponding slotted eye of first location notch hole.
Preferably; The slotted eye of the vertical frame setting of crane 040 is a plurality of in the middle of first; When crane 040 rose to certain altitude in the middle of first, this had highly satisfied actual needs, and the first middle crane 040 need maintain this height; At this moment; Insert alignment pin between the slotted eye that is provided with on the vertical frame of crane 040 in the middle of first and first location notch hole, to realize the location between the first middle crane 040 and first crane 030, the first middle crane 040 just can stably maintain this position.
Certainly; The upper end of crane 040 also is provided with the 3rd locating piece 044 that matches with the vertical frame of crane 070 in the middle of second in the middle of first; The 3rd locating piece 044 is provided with the 3rd location notch hole, and the vertical frame of the second middle crane 070 is provided with and the corresponding slotted eye of the 3rd location notch hole; The upper end of crane 070 is provided with second locating piece 074 that matches with the vertical frame of second crane 050 in the middle of second; Second locating piece 074 is provided with second location notch hole, and the vertical frame of second crane 050 is provided with and the corresponding slotted eye of second location notch hole.Principle in the middle of its principle of work and first between the crane 040 and first locating piece 034 is identical, repeats no more here.
In order to maintain the stability of certain height after the bay-lift rising that further improves mobile lifting platform, winch 024 also is provided with the self-locking device.
Preferably, the self-locking device of winch 024 setting is specially self-locking teeth groove 0241 and the fixture block 0242 that is arranged on winch 024 1 ends.
After winch 024 is driven into specified altitude assignment through steel rope 0243 with corresponding crane; Card cooperates with self-locking teeth groove 0241 soon; Prevent that winch 024 from reversing, thereby guaranteed that steel rope 0243 is in tension, for the crane that is in the rising state provides the rising pulling force; Reduced the application force of the vertical direction between this crane and the corresponding locating piece; So winch 024 locating piece one therewith works, realize maintaining after the crane that raises raises the stability of certain height.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a mobile lifting platform is characterized in that: comprise base plate (020), first crane (030) and second crane (050) and winch (024);
Said base plate (020) bottom is provided with running gear;
Said first crane (030) and said second crane (050) all have the cube frame structure that is welded, and said second crane (050) slidably cooperates with said first crane (030) inboard;
Said first crane (030) is captiveed joint with said base plate (020);
Said second crane (050) top is provided with loading platform (060);
Said winch (024) is captiveed joint with said base plate (020) and first crane (030);
Said base plate (020) is provided with first lower sheave (031); Said first crane (030) upper end is provided with and corresponding first top sheave of first lower sheave (031) (032), and said second crane (050) lower end is provided with and corresponding second lower sheave of said first top sheave (032) (051); Be provided with steel rope (0243) between said winch (024) and said first lower sheave (031), first top sheave (032) and second lower sheave (051).
2. mobile lifting platform according to claim 1; It is characterized in that: the frame of said first crane (030) side has stirrup (035), and said stirrup (035) also is provided with reinforcement gusset (033) with the frame cooperation place of said first crane (030) side.
3. mobile lifting platform according to claim 2; It is characterized in that: also be provided with at least one middle crane between said first crane (030) and said second crane (050); The bottom of the said middle crane adjacent with said first crane (030) is provided with and the corresponding lower sheave of said first top sheave (032), and the top of the said middle crane adjacent with said second crane (050) is provided with and the corresponding top sheave of said second lower sheave (051).
4. the mobile valency platform that rises according to claim 3 is characterized in that: crane (070) in the middle of the crane (040) and second in the middle of crane specifically comprises first in the middle of said;
The bottom of crane (040) is provided with and corresponding the 3rd lower sheave of said first top sheave (032) (041) in the middle of said first, and the top is provided with the 3rd top sheave (042);
The bottom of crane (070) is provided with and corresponding the 4th lower sheave of said the 3rd top sheave (042) (071) in the middle of said second, and the top is provided with and corresponding the 4th top sheave of said second lower sheave (051) (072).
5. cherry picker according to claim 3 is characterized in that: said running gear is specially cardan wheel (021).
6. mobile lifting platform according to claim 5 is characterized in that: four end lower ends, angle of said base plate (020) are respectively arranged with feet (023), and said feet (023) is hinged on the said base plate (020).
7. mobile lifting platform according to claim 6; It is characterized in that: said first crane (030) framework inboard is provided with first chute (036) that vertically extends, and the framework arranged outside of the said first middle crane (040) has the 3rd slide block (047) that cooperates with said first chute (036);
The framework inboard of crane (040) is provided with the 3rd chute (046) in the middle of said first, and the framework arranged outside of the said second middle crane (070) has the Four-slider that matches with said the 3rd chute (046);
The framework inboard of crane (070) is provided with the 4th chute in the middle of said second, and the framework arranged outside of said second crane (050) has second slide block (057) that matches with said the 4th chute.
8. mobile lifting platform according to claim 7; It is characterized in that: the upper end of said first crane (030) is provided with first locating piece (034) that matches with the vertical framework of crane (040) in the middle of said first; Said first locating piece (034) is provided with first location notch hole, and the vertical frame of the said first middle crane (040) is provided with and the corresponding slotted eye of said location notch hole.
9. mobile lifting platform according to claim 8 is characterized in that: said winch (024) is provided with the self-locking device.
10. mobile lifting platform according to claim 9 is characterized in that: said self-locking device is specially self-locking teeth groove (0241) and the fixture block (0242) that is arranged on winch (024) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203698958U CN202226608U (en) | 2011-09-29 | 2011-09-29 | Mobile lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203698958U CN202226608U (en) | 2011-09-29 | 2011-09-29 | Mobile lifting platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202226608U true CN202226608U (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203698958U Expired - Fee Related CN202226608U (en) | 2011-09-29 | 2011-09-29 | Mobile lifting platform |
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| CN (1) | CN202226608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193180A (en) * | 2013-04-02 | 2013-07-10 | 红塔烟草(集团)有限责任公司 | Scissor jack trolley |
-
2011
- 2011-09-29 CN CN2011203698958U patent/CN202226608U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193180A (en) * | 2013-04-02 | 2013-07-10 | 红塔烟草(集团)有限责任公司 | Scissor jack trolley |
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Granted publication date: 20120523 Termination date: 20150929 |
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