CN203474327U - Crane base - Google Patents
Crane base Download PDFInfo
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- CN203474327U CN203474327U CN201320385438.7U CN201320385438U CN203474327U CN 203474327 U CN203474327 U CN 203474327U CN 201320385438 U CN201320385438 U CN 201320385438U CN 203474327 U CN203474327 U CN 203474327U
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- motor
- gear ring
- fixed
- gear
- underframe
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Abstract
The utility model discloses a crane base. The crane base comprises an undercarriage, a rotation gear ring, a rotation bearing and a power device, wherein the rotation gear ring is fixed on the undercarriage; the rotation bearing consists of a bearing inner ring and a bearing outer ring, and the bearing inner ring is fixed on the undercarriage and coaxial with the rotation gear ring; the power device comprises a motor and a gear, the motor is directly or indirectly fixed on the bearing outer ring, and the gear is fixed on a rotor shaft of the motor and engaged with the rotation gear ring, so that the bearing outer ring is driven by the motor to rotate relative to the undercarriage. The crane base is simple in structure, light in weight of a single component, convenient to move, dismount and install, small in floor occupation area and capable of being arranged in the field with limit space.
Description
Technical field
The utility model relates to a kind of hoist base.
Background technology
Hoisting operation is very common in construction, commonly uses some large-scale derrick crane or tower cranes in construction, is characterized in that lifting weight is large, and in repeating operation, efficiency is high, cost-saving.These hoisting cranes are often for some large-scale weights, so all parts of hoisting crane is also very heavy, its base also needs very large floor area, also very strict to the requirement of landform, and dismounting and mobile all pretty troublesome.
In construction, tend to run into some provisional hoisting operations, its operating location is fixing, plays also a little comparatively trifling light small workpiece often of weight, and this type of hoisting operation is obviously not suitable for building large lifting equipment and completes.To this, in construction, by renting, crane completes often.The degree of freedom of crane lifting is high, mobility strong, but crane is also very strict to the requirement in place, and a lot of places are that crane cannot arrive, and crane rent is very expensive, is unfavorable for long-term use.
Also have the condition of a lot of job locations very arduous, such as line construction etc., tend to pass through the locations such as some mountain areas, pool or hills, in these places, build weight-lifting equipment and just seem very difficult, very limited for building the place of hoist base, and its job location also needs to move frequently, because this type of place is that vehicle cannot arrive, hoisting device can only and be built by a dead lift, so transport and erect refitting, is set to a hang-up into puzzlement construction.
In sum, the problem existing for above-mentioned hoist base, does not also have good terms of settlement in prior art, and need badly, the problems referred to above are solved, therefore the inventor invents a kind of hoist base, can be applicable to various places, can carry very easily and dismounting again.
Utility model content
The embodiment of the present application is by providing a kind of hoist base, and it is simple in structure, and one-piece part is light, convenient mobile and dismounting, and floor area is little, and build in place that can be very limited in place.
The embodiment of the present application provides a kind of hoist base, and it comprises: underframe; Gyration gear ring, is fixed on described underframe; Swing bearing, consists of bearing inner ring and outside race, and described bearing inner ring is fixed on described underframe, and position is coaxial with described gyration gear ring; And engine installation, described engine installation comprises motor and gear, described motor is directly or indirectly fixed on described outside race, described gear is fixed on the rotor shaft of described motor, with described gyration gear ring engagement, thereby drive described outside race to rotate relative to underframe by the rotation of described motor.
Above-mentioned hoist base, wherein said underframe comprises inside casing and housing, and described inside casing is welded by metal piece, and described gyration gear ring is fixed thereon; Described housing is a detachable metal support body, is bolted in described inside casing.
Above-mentioned hoist base, wherein said gyration gear ring is internally toothed annulus.
Above-mentioned hoist base, wherein said outside race is provided with cover plate, and this cover plate and described bearing form a protective case, and described gyration gear ring is covered on wherein; Described cover plate is provided with motor axis hole, and the rotor shaft of described turning motor and the gear on rotor shaft are through described motor axis hole and the engagement of described gyration gear ring.
Above-mentioned hoist base, wherein said engine installation also comprises a reductor, is connected to the centre of described motor and gear, for the transmission between described motor and described gear.
Above-mentioned hoist base, the motor that wherein said motor is remote-controlled start and stop
The one or more technical schemes that provide in the embodiment of the present application, at least have following technique effect or advantage:
1, the hoist base compact conformation of the technical program, efficiently solve the large problem of hoist base floor area in prior art, and then place that can be very limited on construction ground erects heavy-duty machine.
2, the hoist base of the technical program connects and forms by light widget group, efficiently solves hoist base complex structure in prior art, the problem of assembly parts heaviness, and then can make carrying and dismounting convenient.
3, the protected cover of drive mechanism of the hoist base of the technical program is protected, and its running completes by remote control, and then makes it safer in the process of using.
Accompanying drawing explanation
Fig. 1 be hoist base partly cut open figure;
Fig. 2 is the schematic diagram of underframe;
Fig. 3 is that figure is partly cutd open in the part of swing bearing and gyration gear ring;
Fig. 4 be engine installation partly cut open figure.
The specific embodiment
The embodiment of the present application is by providing a kind of hoist base, solved that in prior art, hoist base structure is not compact, floor area is large, one-piece part is heavy, the shortcoming such as not easy to assemble, adopt a kind of hoist base being assembled by light widget, it takes gear motor to coordinate the type of drive of gear ring to drive base to complete revolution.
In order better to understand technique scheme, below in conjunction with Figure of description and concrete embodiment, technique scheme is described in detail.
As shown in Figure 1, be the hoist base that proposes of the utility model one embodiment partly cut open figure, it comprises: underframe 1, gyration gear ring 2, swing bearing 3 and turning motor 4.Underframe 1 is a metal framework; Gyration gear ring 2, is fixed on underframe 1; Swing bearing 3, consists of bearing inner ring and outside race, and bearing inner ring is fixed on underframe 1, and position is coaxial with gyration gear ring 2; And engine installation 4, engine installation 4 comprises motor 41 and gear 42, and motor 41 is directly or indirectly fixed on outside race, and gear 42 is driven by motor 41, with gyration gear ring 2 engagements, thereby drives outside race to rotate relative to underframe by the rotation of motor 41.
As shown in Figure 2, be the schematic diagram of underframe, underframe consists of inside casing 11 and housing 12, inside casing 11 is a square frame that is joined end to end and be welded by I-beam section, which is provided with bolt hole, preferably, for making inside casing 11 more firm, the corner point connecting at each I-beam section is welded with corner plate 13.Housing 12 is comprised of some I-beam sections, and each I-beam section is provided with bolt hole, between them, is bolted, and is also bolted the periphery at inside casing 11, forms a firm framework with inside casing 11.In the transition process of base, housing 12 can be split and carries, be assembled into again on inside casing 11 in use.Both reduce thus base shared area in the process of transporting, alleviated again the carrying weight of single parts.
As shown in Figure 3, figure is partly cutd open in the part that is swing bearing and gyration gear ring, swing bearing 3 adopts axial roller bearing, it comprises bearing inner ring 31, outside race 32 and roller 33, bearing inner ring 31 is welded on above-mentioned inside casing 13, outside race 32 is set in outside bearing inner ring 31, is separated with roller 33 between the two.Outside race 32 is provided with cover plate 34, forms a protective case with swing bearing 3.On cover plate 34, be also provided with groove platform 35, it is a step type slot of offering out on cover plate 34, and the center of groove platform 35 offers motor axis hole 36, also offers some bolts hole on groove platform 35, and array is in the periphery of above-mentioned motor axis hole 36.
As shown in Figure 4, be engine installation partly cut open figure, engine installation 4 comprises motor 41 and gear 42, gear 42 is fixed on the rotor shaft of motor 41.Motor 41 is provided with flange 45, this flange 45 is provided with bolt hole, motor shaft and gear are penetrated in above-mentioned protective case by the motor axis hole on above-mentioned cover plate, flange on motor plugs in above-mentioned groove platform 36, bolt hole on flange is relative with the bolt hole on above-mentioned groove platform, penetrating bolt is fixed, now the gear on motor shaft 42 just with above-mentioned gyration gear ring in same level position, and gear and gyration gear ring engagement, thereby by coordinating of the rotation of motor and gear and gyration gear ring, make outside race, cover plate and engine installation rotate with respect to underframe.
Preferably, for making the moment of torsion of motor larger, turn round more steady, on above-mentioned motor, an external reductor 43, is provided with rotating shaft 44 on reductor 43, is fixed with gear 42 in rotating shaft 43, motor 41 is given reductor 43 by power punching, and reductor 43 drives rotating shaft 44 and gear 42 rotations.The below of reductor 43 is also provided with flange 45, flange 45 is provided with bolt hole, and flange 45 is plugged in above-mentioned groove platform 36, makes flange 45 relative with the bolt hole on groove platform 36, by bolt, the two is fixed, the gear 42 in now rotating shaft 44 just meshes with above-mentioned gyration gear ring.Thereby by the running of motor, realized the rotation of outside race.
Preferably, for guaranteeing crane safety, above-mentioned motor 41 is remote-controlled motor, and operating personal can operate away from the revolution range of hoisting crane, makes hoisting operation safer.
Although described preferred embodiment of the present utility model, once those skilled in the art obtain the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the utility model scope.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (6)
1. a hoist base, is characterized in that, it comprises:
Underframe;
Gyration gear ring, is fixed on described underframe;
Swing bearing, consists of bearing inner ring and outside race, and described bearing inner ring is fixed on described underframe, and position is coaxial with described gyration gear ring; And
Engine installation, described engine installation comprises motor and gear, and described motor is directly or indirectly fixed on described outside race, and described gear is fixed on the rotor shaft of described motor, with described gyration gear ring engagement, thereby rotated relative to underframe by outside race described in described driven by motor.
2. hoist base as claimed in claim 1, is characterized in that, described underframe comprises inside casing and housing, and described inside casing is welded by metal piece, and described gyration gear ring is fixed thereon; Described housing is a detachable metal support body, is bolted in described inside casing.
3. hoist base as claimed in claim 1, is characterized in that, described gyration gear ring is internally toothed annulus.
4. hoist base as claimed in claim 1, is characterized in that, described outside race is provided with cover plate, and this cover plate and described bearing form a protective case, and described gyration gear ring is covered on wherein; Described cover plate is provided with motor axis hole, and the rotor shaft of described motor and the gear on rotor shaft are through described motor axis hole and the engagement of described gyration gear ring.
5. hoist base as claimed in claim 1, is characterized in that, described engine installation also comprises a reductor, is connected to the centre of described motor and gear, for the transmission between described motor and described gear.
6. hoist base as claimed in claim 1, is characterized in that, the motor that described motor is remote-controlled start and stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320385438.7U CN203474327U (en) | 2013-07-01 | 2013-07-01 | Crane base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320385438.7U CN203474327U (en) | 2013-07-01 | 2013-07-01 | Crane base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203474327U true CN203474327U (en) | 2014-03-12 |
Family
ID=50222701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320385438.7U Expired - Lifetime CN203474327U (en) | 2013-07-01 | 2013-07-01 | Crane base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203474327U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104276519A (en) * | 2013-07-01 | 2015-01-14 | 国家电网公司 | Crane pedestal |
| CN107311036A (en) * | 2017-08-16 | 2017-11-03 | 南通中船机械制造有限公司 | Swing-arm type engine room crane |
| CN107685791A (en) * | 2017-07-27 | 2018-02-13 | 山东临工工程机械有限公司 | Rear frame of loader is automatically upper to assemble line apparatus |
| CN108249328A (en) * | 2018-01-31 | 2018-07-06 | 湖北环电磁装备工程技术有限公司 | The tower crane rotating device that a kind of no frame permanent magnet synchronous motor directly drives |
-
2013
- 2013-07-01 CN CN201320385438.7U patent/CN203474327U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104276519A (en) * | 2013-07-01 | 2015-01-14 | 国家电网公司 | Crane pedestal |
| CN107685791A (en) * | 2017-07-27 | 2018-02-13 | 山东临工工程机械有限公司 | Rear frame of loader is automatically upper to assemble line apparatus |
| CN107311036A (en) * | 2017-08-16 | 2017-11-03 | 南通中船机械制造有限公司 | Swing-arm type engine room crane |
| CN108249328A (en) * | 2018-01-31 | 2018-07-06 | 湖北环电磁装备工程技术有限公司 | The tower crane rotating device that a kind of no frame permanent magnet synchronous motor directly drives |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
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| CX01 | Expiry of patent term |