CN201713257U - Electric hoist - Google Patents
Electric hoist Download PDFInfo
- Publication number
- CN201713257U CN201713257U CN2010201452380U CN201020145238U CN201713257U CN 201713257 U CN201713257 U CN 201713257U CN 2010201452380 U CN2010201452380 U CN 2010201452380U CN 201020145238 U CN201020145238 U CN 201020145238U CN 201713257 U CN201713257 U CN 201713257U
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- CN
- China
- Prior art keywords
- shaft
- bearing
- electric block
- carrier ring
- hinge hole
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- 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 discloses an electric hoist comprising an electric hoist body, wherein a motor shaft of the electric hoist body is fixedly connected with one end of a connecting shaft mechanism; the other end of the connecting shaft mechanism is articulated with a fixed plate; one end of the fixed plate is articulated with a connecting frame, and the other end is provided with a handle; the connecting frame is fixedly connected with a fixing frame or a winding drum guard for fixing the electric hoist body; the connecting shaft mechanism comprises a bearing and a pull shaft; the inner ring of the bearing is in interference fit with the pull shaft; a bearing sleeve is articulated with the fixed plate; and a pillow block of the pull shaft is welded with the motor shaft. The electric hoist not only can unload the goods in emergent power failure, but also can control the descending speed of the goods by externally pulling or internally pushing amplitude of the handle, is small and safe in electric consumption, and can control the descending speed according to the weight of the goods. The electric hoist is suitable for being used on hoisting crane, and can replace a winch for use.
Description
Technical field
The utility model belongs to weight-lifting equipment, relates to a kind of electric block specifically.
Background technology
Electric block is called for short hoist ceiling crane, is a kind of small-sized weight-lifting equipment.Characteristics such as it is little that electric block has a volume, simple to operate from heavy and light, easy to use are used for industrial and mining enterprises, places such as storage harbour.Hoisting capacity is generally 0.1～80 ton, and lifting altitude is 3～30 meters.It is made up of electrical motor, transmission device and reel or sprocket wheel.Usually use mouse-cage type taper rotor electromotor to drive from band brake.Most electric blocks use button to follow manipulation on ground by the people, or also can handle or adopt wired distance control in driver's cab.Existing electric block, the brake assembly of taper rotor electromotor and the rear side housing of being stopped are held motor shaft tightly when burst has a power failure, and motor shaft is motionless, and the goods that hangs on can not be unloaded down.When wanting goods fallen, brake is violent, and falling speed can not be controlled.
Summary of the invention
The purpose of this utility model just is to overcome above-mentioned deficiency a kind of electric block is provided.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of electric block, comprise the electric block body, the motor shaft of electric block body is captiveed joint with an end of connecting shaft mechanism, the other end and the adapter plate of connecting shaft mechanism are hinged, adapter plate one end and link span are hinged, the other end is provided with handle, and link span is with fixedly the fixed mount or the reel outer cover of electric block body are captiveed joint.
Above-mentioned electric block, described connecting shaft mechanism comprises bearing and pulling shaft, bearing inner ring and pulling shaft interference fit, bearing carrier ring and adapter plate are hinged, pulling shaft pillow block and motor shaft welding.
Above-mentioned electric block, described connecting shaft mechanism comprises bearing and pulling shaft, bearing carrier ring and adapter plate are hinged, bearing carrier ring) end is provided with ride, be provided with interior jump ring in the bearing carrier ring, bearing is located in the bearing carrier ring between ride and the interior jump ring, pulling shaft pillow block and motor shaft welding, and the interior cooresponding end of jump ring of pulling shaft and bearing carrier ring is provided with nut.
Above-mentioned electric block, described adapter plate are the U templates, and the spacing h of U template is greater than the cross-sectional diameter d of bearing carrier ring, and link span is a channel-section steel.
Above-mentioned electric block, described electric block body comprises reductor, reel, motor, reel outer cover and fixed mount, one end of reel outer cover is installed with reductor, the other end is installed motor, and drum shaft and motor shaft connect as one, and reel is connected with the deceleration arbor by drive coupling, the reel outside is provided with the reel outer cover, be fixed on the fixed mount, the two ends of reel are provided with block plate, and the block plate by two ends when twining more steel ropes is not like this keeping off and can slip off.
Above-mentioned electric block, described link span and fixed mount or reel outer cover are welding or bolted connection.
Above-mentioned electric block is provided with hinge hole and following hinge hole on the described adapter plate, establish the bearing hinge connection hole on the bearing carrier ring, and the aperture of last hinge hole is greater than the cross-sectional diameter of last jointed shaft.
Above-mentioned electric block is provided with hinge hole and following hinge hole on the described adapter plate, establish the bearing hinge connection hole on the bearing carrier ring, and the aperture of following hinge hole is greater than the cross-sectional diameter of following jointed shaft.
Above-mentioned electric block is provided with hinge hole and following hinge hole on the described adapter plate, establish the bearing hinge connection hole on the bearing carrier ring, and the aperture in bearing hinge connection hole is greater than the cross-sectional diameter of last jointed shaft.
Above-mentioned electric block is provided with hinge hole and following hinge hole on the described adapter plate, last hinge hole or time hinge hole are bar hole or the arcuate socket that matches with the movement in a curve track of bearing carrier ring.
Adopt technique scheme, the utility model has following advantage: when burst has a power failure, outwards pull handle or push handle inwards, the pulling shaft that handle drives connecting shaft mechanism is pulled outwardly or inwardly pushes away, because pulling shaft is captiveed joint with motor shaft, is pulled outwardly or inwardly pushes away thereby drive motor shaft, the brake assembly of motor is separated with the rear side housing of being stopped, reach the effect that discharges brake, so just can when burst has a power failure, unload the goods of slinging.The utility model not only can be unloaded goods down when burst has a power failure, but also can by handle pull outward or in push away the falling speed that amplitude is controlled goods, little, the safety of power consumption can be according to the weight control falling speed of goods.The utility model is adapted at using on the elevator machinery crane, can also replace winch to use.
Description of drawings
Fig. 1 is link span of the present utility model and the affixed structural representation of reel outer cover;
Fig. 2 is link span of the present utility model and the affixed structural representation of underframe;
Fig. 3 is the structural representation of the utility model connecting shaft mechanism and link span;
Fig. 4 is the structural representation of the utility model handle and adapter plate;
Fig. 5 is that the A of Fig. 4 is to view;
Fig. 6 is the utility model connecting shaft mechanism enlarged diagram.
The specific embodiment
As Fig. 1, Fig. 3, Fig. 4, Fig. 5 and a kind of electric block shown in Figure 6, comprise electric block body 21, electric block body 21 comprises reductor 20, reel 1, motor 2, reel outer cover 3 and fixed mount 4, drum shaft is connected with the deceleration arbor by drive coupling, drum shaft is connected with motor shaft, the reel outside is provided with reel outer cover 3, reel outer cover 3 is fixed on the fixed mount 4 of fixing electric block body, the two ends of reel are provided with block plate 22, block plate by two ends when twining more steel rope is not like this keeping off and can slip off, electric block can have been bought on market, and motor shaft 5 is captiveed joint with an end of connecting shaft mechanism 10, and the other end of connecting shaft mechanism 10 and adapter plate 9 are hinged, adapter plate 9 one ends and link span 7 are hinged, the other end is provided with handle 8, and link span 7 is welded on the fixed mount 4, and link span and fixed mount can also pass through bolted connection.Described connecting shaft mechanism 10 comprises bearing 12 and pulling shaft 11, bearing carrier ring 13 is hinged with adapter plate 9, bearing carrier ring 13 ends are provided with ride 16, jump ring 17 in being provided with in the bearing carrier ring, bearing 12 is located in the bearing carrier ring between ride 16 and the interior jump ring 17, and the cooresponding end of jump ring is provided with nut 19 in the pulling shaft pillow block 15 and motor shaft 5 welding, pulling shaft 11 and bearing carrier ring, connecting shaft mechanism can follow the adapter plate motion like this, and the pulling shaft of connecting shaft mechanism can also rotate along with motor shaft simultaneously.Described adapter plate 9 is U templates, the spacing h of U template is greater than the cross-sectional diameter d of bearing carrier ring, link span 7 is channel-section steels, hinge hole 6 and following hinge hole 14 are set on the described adapter plate 9, establish bearing hinge connection hole 18 on the bearing carrier ring 13, because last jointed shaft has certain distance with following hinge hinge, so handle and pulling shaft are the disalignment motions, pulling shaft only keeps being subjected to displacement in the horizontal direction in the process that handle outwards pulls or inwardly push away in order to make, cross-sectional diameter greater than last jointed shaft is arranged in the aperture of last hinge hole 6, when handle is outwards pulled or is inwardly pushed away like this, handle drives adapter plate and does circular motion around following jointed shaft, and the aperture of last hinge hole 6 is greater than the cross-sectional diameter of last jointed shaft, and the jointed shaft of pulling shaft has surplus in last hinge hole, it is moving just can not follow adapter plate to make camber line, only does straight-line displacement.
The utility model can also be following structure: bearing 12 inner rings and pulling shaft 11 interference fit of described connecting shaft mechanism, bearing carrier ring 13 is hinged with adapter plate 9, pulling shaft pillow block 15 and motor shaft 5 welding reach connecting shaft mechanism along with adapter plate moves, and do not influence pulling shaft along with motor shaft rotates simultaneously.
The utility model can also be following structure: hinge hole 6 and following hinge hole 14 are set on the adapter plate 9, establish bearing hinge connection hole 18 on the bearing carrier ring 13, the aperture of following hinge hole 14 is greater than the cross-sectional diameter of following jointed shaft; Can also be the cross-sectional diameter of the aperture in bearing hinge connection hole greater than last jointed shaft; Can also be on the following structure hinge hole or down hinge hole be bar hole or the arcuate socket that matches with the movement in a curve track of bearing carrier ring, preferred structure is the cross-sectional diameter of the aperture in bearing hinge connection hole greater than last jointed shaft, following hinge hole and following jointed shaft flush fit.Such structure can both guarantee that bearing carrier ring has a work amount between adapter plate or adapter plate and link span, can reach pulling shaft and only be subjected to displacement in the horizontal direction, is not subjected to displacement at vertical direction.
The utility model is link span 7 and 3 welding of reel outer cover as shown in Figure 2, and all right bolted connection is set up in parallel a plurality of bolts hole on the link span, adjust the distance of electric block fixed mount and link span according to the needs of different type of machines.
The used motor of the utility model is the motor of belt brake assembly, and the model of used motor is ZD41-4 when outwards pulling, and the used motor model of reasoning is inwards: ZD51-4.
Claims (10)
1. electric block, comprise electric block body (21), it is characterized in that: the motor shaft of electric block body (5) is captiveed joint with pulling shaft (11) one ends of connecting shaft mechanism (10), the bearing carrier ring (13) of connecting shaft mechanism (10) is hinged with adapter plate (9), adapter plate (9) one ends and link span (7) are hinged, the other end is provided with handle (8), and link span (7) is with fixedly fixed mount of electric block body (4) or reel outer cover (3) are captiveed joint.
2. electric block according to claim 1, it is characterized in that: described connecting shaft mechanism (10) comprises bearing (12) and pulling shaft (11), bearing (12) inner ring and pulling shaft (11) interference fit, bearing carrier ring (13) is hinged with adapter plate (9), pulling shaft pillow block (15) and motor shaft (5) welding.
3. according to the described electric block of claim 1, it is characterized in that: described connecting shaft mechanism (10) comprises bearing (12) and pulling shaft (11), bearing carrier ring (13) is hinged with adapter plate (9), bearing carrier ring (13) end is provided with ride (16), be provided with interior jump ring (17) in the bearing carrier ring, bearing (12) is located in the bearing carrier ring between ride (16) and the interior jump ring (17), and the cooresponding end of jump ring is provided with nut (19) in the pulling shaft pillow block (15) and motor shaft (5) welding, pulling shaft (11) and bearing carrier ring.
4. according to claim 2 or 3 described electric blocks, it is characterized in that: described adapter plate (9) is the U template, and the spacing h of U template is greater than the cross-sectional diameter d of bearing carrier ring, and link span (7) is a channel-section steel.
5. electric block according to claim 4, it is characterized in that: described electric block body comprises reductor (20), reel (1), motor (2), reel outer cover (3) and fixed mount (4), drum shaft is connected with the deceleration arbor by drive coupling, drum shaft is connected with motor shaft, the reel outside is provided with reel outer cover (3), reel outer cover (3) is fixed on the fixed mount (4), and the two ends of reel (1) are provided with block plate (22).
6. electric block according to claim 5 is characterized in that: described link span and fixed mount or reel outer cover are welding or bolted connection.
7. electric block according to claim 6, it is characterized in that: hinge hole (6) and following hinge hole (14) are set on the described adapter plate (9), establish bearing hinge connection hole (18) on the bearing carrier ring (13), the aperture of last hinge hole (6) is greater than the cross-sectional diameter of last jointed shaft.
8. electric block according to claim 6, it is characterized in that: hinge hole (6) and following hinge hole (14) are set on the described adapter plate (9), establish bearing hinge connection hole (18) on the bearing carrier ring (13), the aperture of following hinge hole (14) is greater than the cross-sectional diameter of following jointed shaft.
9. electric block according to claim 6, it is characterized in that: hinge hole (6) and following hinge hole (14) are set on the described adapter plate (9), establish bearing hinge connection hole (18) on the bearing carrier ring (13), the aperture in bearing hinge connection hole is greater than the cross-sectional diameter of last jointed shaft.
10. electric block according to claim 6 is characterized in that: hinge hole (6) and following hinge hole (14) are set on the described adapter plate (9), and last hinge hole or following hinge hole are bar hole or arcuate socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201452380U CN201713257U (en) | 2010-03-31 | 2010-03-31 | Electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201452380U CN201713257U (en) | 2010-03-31 | 2010-03-31 | Electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201713257U true CN201713257U (en) | 2011-01-19 |
Family
ID=43459257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201452380U Expired - Fee Related CN201713257U (en) | 2010-03-31 | 2010-03-31 | Electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201713257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528562A (en) * | 2014-11-14 | 2015-04-22 | 江苏恒安电力工具有限公司 | Electric winch capable of manually applying power and application method thereof |
-
2010
- 2010-03-31 CN CN2010201452380U patent/CN201713257U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528562A (en) * | 2014-11-14 | 2015-04-22 | 江苏恒安电力工具有限公司 | Electric winch capable of manually applying power and application method thereof |
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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: 20110119 Termination date: 20130331 |