CN201313783Y - Inner circle self-locking lifting appliance - Google Patents
Inner circle self-locking lifting appliance Download PDFInfo
- Publication number
- CN201313783Y CN201313783Y CNU2008202244104U CN200820224410U CN201313783Y CN 201313783 Y CN201313783 Y CN 201313783Y CN U2008202244104 U CNU2008202244104 U CN U2008202244104U CN 200820224410 U CN200820224410 U CN 200820224410U CN 201313783 Y CN201313783 Y CN 201313783Y
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- friction
- locations
- locating part
- inner circle
- friction member
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Abstract
The utility model relates to an inner circle self-locking lifting appliance suitable for suspending a motor stator core, which comprises a suspension bearing part, and is characterized in that the lifting appliance comprises a pull rod fixedly connected with the suspension bearing part, at least two friction pieces, wherein, a first locating part and a second locating part are fixedly assembled on the pull rod in sequence; two connecting bars are correspondingly hinged between the first locating part and the friction piece as well as the second locating part and the friction piece; and the friction pieces move along an arc-shaped orbit relative to the first locating part and the second locating part respectively through the connecting bars. The utility model expands outward by means of the self-gravity of the friction pieces so as to contact the inner cavity wall of a stator and generate frictional force, and mechanical self-locking is formed by the friction parts and the inner cavity wall of the stator, thereby achieving reliable and quick suspension. The utility model has the advantages of simple manufacturing, low cost, convenient operation and use, greatly improved production efficiency and reduced labor intensity of workers.
Description
Technical field
The utility model relates to the equipment that is exclusively used in the assembling motor, especially a kind of inner circle self-locking sling that is applicable to lifting stator core in stator core and the casing fitting process.
Background technology
We know, when electric machine stator iron and casing are installed, because stator core does not have suitable lifting position, when assembling, rely on manpower, promptly by the workman motor stator are taken in one's arms, move to the electric machine casing top, aim at mounting hole and assemble.Because motor stator is heavier, the workman should embrace stator when mounted, frock position again, and it is very inconvenient to operate, and careless slightly motor stator and the electric machine casing of also making easily bumps, and produces to damage.Perhaps can adopt suspension hook that electric machine stator iron is sought suitable position and lift, inconvenience is installed but exist, and fragile stator enamelled wire.Make that work efficiency and product design are relatively low, relatively poor.In addition, a kind of " motor stator stone tongs " disclosed in the CN2768291Y China utility model patent specification sheets of announcing on March 29th, 2006, it is made up of two mutual cooresponding semicircle anchor ears that are connected through the hinge about a pair of, the interior circle of anchor ear and the excircle dimension of motor stator adapt, on a pair of semicircle anchor ear, be fixedly connected with two vertical davits with the anchor ear parallel axes, this vertical davits places the outward flange of semicircle anchor ear respectively, its line is by how much centers of circle of anchor ear, also has circular hole or hook at an end of vertical davits.It is two semicircle anchor ear anchor ear motor stator ectosomes about utilization, lift up into the lifting of capable motor stator again with cantilever, it has simple in structure, easy to operate advantage, can greatly reduce working strength of workers, enhance productivity, but anchor ear fixed electrical machinery stator ectosome and exist the deficiency of great inconvenience when assembling with casing.
Summary of the invention
When overcoming that electric machine stator iron and casing are installed in the prior art, rely on manpower or adopt suspension hook, about semicircle anchor ear motor stator is lifted, exist assembling inconvenience and fragile stator enamelled wire, make the deficiency that work efficiency and product design are relatively low, the utility model provides a kind of inner circle self-locking sling, and this inner circle self-locking sling is not only made simply, cost is low, and swift to operate, easy-to-use, the production efficiency height.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of inner circle self-locking sling, comprise a lifting supporting, it is characterized in that: also comprise a pull bar of captiveing joint with described lifting supporting, and two or more friction members, on described pull bar, fixedly be equipped with first locations successively, second locations, at described first locations, be evenly equipped with two or more link spans on the ectosome of second locations, first locations, second locations is respectively through the corresponding connecting rod that is hinged with between the link span on its ectosome and friction member, described friction member respectively through connecting rod with respect to first locations, second locations is done the arching trajectory motion.
The utility model also comprises a locating part, and this locating part slip cap is contained on the pull bar, and through the corresponding respectively position-limited lever that is hinged with between the link span on its ectosome and friction member, described locating part is through the motion amplitude of position-limited lever limiting friction spare.
The described corresponding respectively connecting rod that is hinged between first locations, the second locations link span and friction member be arranged in parallel, and isometric.
Described lifting supporting is suspension ring or suspension hook.
Described friction member is to be fixed with friction lining at a friction plate outside face to form.
The utility model relies on the outside expanding of friction member self gravitation, contact with the bore of stator wall and produce friction force, through loop wheel machine pulling pull bar the weight of stator self is acted on the friction member, under the effect of stator gravity and Drawbar Pull, further strengthen the friction force of friction member and bore of stator wall, make friction member and bore of stator wall form mechanical self-latching, and reach purpose quick, convenient lifting.
The beneficial effects of the utility model are, make simply, and cost is low, and is aesthetic in appearance, operation, easy to use, and especially under the situation of pipelining, it has quick and characteristics easily, has improved production efficiency greatly, has alleviated workman's intensity.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 be a kind of embodiment of the present utility model partly cut open front view.
Fig. 2 is the structure birds-eye view of another embodiment of the utility model.
1. lifting supportings among the figure, 2. pull bar, 3. first locations, 301. link spans, 302. link spans, 4. second locations, 401. link spans, 402. link spans, 501. connecting rods, 502. connecting rod, 601. friction members, 602. friction members, 603. friction members, 6021. friction lining, 6022. friction plates, 701. connecting rods, 702. connecting rods, 801. position-limited lever, 802. position-limited levers, 803. position-limited levers, 9. locating part, 901. link span, 902. link spans, 903. link spans, 10. captive nut.
The specific embodiment
In Fig. 1, a kind of inner circle self-locking sling comprises a lifting supporting 1, and this lifting supporting 1 can adopt the suspension ring structure, also can adopt the suspension hook structure, or adopts other structures that can accept mutually with loop wheel machine, the suspension ring structure of the preferential employing of present embodiment.
As shown in Figure 1, a kind of inner circle self-locking sling, also comprise one with the fixing pull bar 2 of lifting supporting 1 welding.Pull bar 2 is optical axises.
On pull bar 2, fixedly be equipped with first locations 3 and second locations 4 successively.
Be threaded between second locations 4 and the pull bar 2, be fixed in pull bar 2 ends.
Among Fig. 1, symmetry is furnished with two link spans 301,302 on the ectosome of first locations 3; Same symmetry is furnished with two link spans 401,402 on the ectosome of second locations 4.Link span 301,302,401,402 is the link span of fork configuration.
601 corresponding connecting rods 701 that are hinged with of the link span 301 of first locations 3 on its ectosome and a friction member, 602 the corresponding connecting rods 702 that are hinged with of a link span 302 and a friction member on its ectosome symmetry opposite side.
601 corresponding connecting rods 501 that are hinged with of the link span 401 of second locations 4 on its ectosome and friction member, 602 the corresponding connecting rods 502 that are hinged with of link span 402 and friction member on its ectosome symmetry opposite side.
Connecting rod 501,502,701,702 be arranged in parallel, and isometric.
In Fig. 1, the utility model also comprises a locating part 9.This locating part 9 is to be sleeved on the pull bar 2, can on pull bar 2, slide, and 601,602 corresponding respectively position-limited levers 801,802 that are hinged with of link span on its ectosome 901,902 and friction member.
The locating part 9 that slides on pull bar 2 is through the motion amplitude of position-limited lever 801,802 limiting friction spares 601,602, is convenient to packing into of itself and motor stator inner chamber.
When the utility model uses, with carrying locating part on hand, move on position-limited lever drive friction member, friction member swing retraction is put into the stator internal round chamber.After loosing one's grip, friction member falls by self gravitation and outside expanding, contacts with the bore of stator wall and produces friction force; When hanging pull bar with crane, the weight of stator self acts on the friction member, under the mutual action of stator gravity and Drawbar Pull, strengthens the friction force between friction member and bore of stator wall, make friction member and bore of stator wall form mechanical self-latching, and reach the requirement of lifting; When putting down when being hung stator, with carrying locating part on hand, drive on the friction member through position-limited lever and to move, friction member swing retraction easily takes out this suspender.
For balance and the reliability that guarantees to lift between motor stator, Fig. 2 provides the part scheme drawing of another example structure of the utility model.
Among Fig. 2, slip cap is contained in the locating part 9 on the pull bar 2, being 120 ° of intervals on its ectosome all has three link spans 901,902,903, and link span 901,902,903 is respectively through hinged with 801,802,803 and three friction members 601,602,603 of its pivotally attached position-limited lever.
Equally, first locations of fixing assembling also is uniform three link span settings on pull bar, also is respectively through connecting rod and corresponding friction member be hinged (not providing among the figure).
Second locations of fixing assembling also is uniform three link span settings on pull bar, equally also is respectively through connecting rod and corresponding friction member be hinged (not providing among the figure).
Present embodiment is identical with the principle of work of embodiment one, no longer narration.
The utility model is not only applicable to hoisting motor stator, be equally applicable to the lifting and transport various with Other objects of inner chamber. It has makes simply, and cost is low, and is swift to operate, easy to use, flexibly, The high advantage of lifting efficient.
Claims (6)
1, a kind of inner circle self-locking sling, comprise a lifting supporting, it is characterized in that: also comprise a pull bar of captiveing joint with described lifting supporting, and two or more friction members, on described pull bar, fixedly be equipped with first locations successively, second locations, at described first locations, be evenly equipped with two or more link spans on the ectosome of second locations, first locations, second locations is respectively through the corresponding connecting rod that is hinged with between the link span on its ectosome and friction member, described friction member respectively through connecting rod with respect to first locations, second locations is done the arching trajectory motion.
2, a kind of inner circle self-locking sling according to claim 1, it is characterized in that: also comprise a locating part, this locating part slip cap is contained on the pull bar, and through the corresponding respectively position-limited lever that is hinged with between the link span on its ectosome and friction member, described locating part is through the motion amplitude of position-limited lever limiting friction spare.
3, a kind of inner circle self-locking sling according to claim 1 and 2 is characterized in that: the described corresponding respectively connecting rod that is hinged between first locations, the second locations link span and friction member be arranged in parallel, and isometric.
4, a kind of inner circle self-locking sling according to claim 1 is characterized in that: described lifting supporting is suspension ring or suspension hook.
5, a kind of inner circle self-locking sling according to claim 1 and 2 is characterized in that: described friction member is to be fixed with friction lining at a friction plate outside face to form.
6, a kind of inner circle self-locking sling according to claim 3 is characterized in that: described friction member is to be fixed with friction lining at a friction plate outside face to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202244104U CN201313783Y (en) | 2008-11-24 | 2008-11-24 | Inner circle self-locking lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202244104U CN201313783Y (en) | 2008-11-24 | 2008-11-24 | Inner circle self-locking lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201313783Y true CN201313783Y (en) | 2009-09-23 |
Family
ID=41125574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202244104U Expired - Fee Related CN201313783Y (en) | 2008-11-24 | 2008-11-24 | Inner circle self-locking lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201313783Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723622A (en) * | 2014-01-20 | 2014-04-16 | 方大特钢科技股份有限公司 | Three-fork connecting rod self-adjustment type roll lifting appliance |
| CN107265291A (en) * | 2017-07-27 | 2017-10-20 | 福建中研机电科技有限公司 | Path internal expanding type self-locking sling |
-
2008
- 2008-11-24 CN CNU2008202244104U patent/CN201313783Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723622A (en) * | 2014-01-20 | 2014-04-16 | 方大特钢科技股份有限公司 | Three-fork connecting rod self-adjustment type roll lifting appliance |
| CN103723622B (en) * | 2014-01-20 | 2016-01-27 | 方大特钢科技股份有限公司 | Trident connecting rod Self-adjusting coils suspender |
| CN107265291A (en) * | 2017-07-27 | 2017-10-20 | 福建中研机电科技有限公司 | Path internal expanding type self-locking sling |
| CN107265291B (en) * | 2017-07-27 | 2020-01-14 | 福建中研机电科技有限公司 | Small-diameter internal-expanding self-locking lifting appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090923 Termination date: 20111124 |