CN203922545U - A kind of two-way turning raised device - Google Patents
A kind of two-way turning raised device Download PDFInfo
- Publication number
- CN203922545U CN203922545U CN201420320006.2U CN201420320006U CN203922545U CN 203922545 U CN203922545 U CN 203922545U CN 201420320006 U CN201420320006 U CN 201420320006U CN 203922545 U CN203922545 U CN 203922545U
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- traction sheave
- steel cable
- heavy burden
- balance
- retarder
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Abstract
The utility model provides a kind of driving efficiency high, be difficult for skidding and two-way turning simple in structure raised device, comprise the motor being connected in turn, retarder and traction sheave, described motor after connection and the transmission shaft of described retarder are coaxial with described traction sheave, on described traction sheave, be wound with heavy burden steel cable and balance steel cable, described heavy burden steel cable one end is fixed on described traction sheave, and be wound on described traction sheave by pre-fixing turn, the other end is connected with heavy burden, described balance steel cable one end is fixed on described traction sheave, and be wound on described traction sheave by pre-fixing turn, the other end is fixedly connected with balance weight case, described heavy burden steel cable is contrary with the coiling direction of described balance steel cable on described traction sheave.Because motor is directly coaxially connected with retarder, retarder is coaxially connected with traction sheave, and the driving efficiency of motor is higher, simultaneously, because heavy burden steel cable and balance steel cable are separately fixed on traction sheave, is difficult for skidding occurs, and structure is also simpler.
Description
Technical field
The utility model relates to one and turns and raise device, and especially more efficient two-way the turning of one raised device.
Background technology
Turn and raise device and be widely used in petroleum extractor and all kinds of lifting appliance, at present this class turns and raises device and be generally only provided with a secondary steel cable, one end of steel cable is fixedly connected on balance weight case, the other end is walked around a pulley and is connected with heavy burden, rotate to realize to bear a heavy burden by motor drive pulley and pump to turn the mode of raising with balance weight case, this class turns to raise between matching requirements steel cable and pulley must larger friction force, in the time bearing a heavy burden greatly or use in outdoor rainy weather, between steel cable and pulley, be easy to occur skidding, once and occur skidding, that the impulsive force that heavy burden or weight box free-falling body produce all may damage equipment.
Chinese utility model patent ZL201220620100.0 discloses a kind of without impacting tower shelf type oil pumping machine, device is raised in turning wherein, i.e. towing machine in this utility model patent, this towing machine is connected with traction sheave by belt pulley or gear reduction, traction sheave is by transmission device and pumping rod, clump weight is associated, described transmission device comprises the combination guide wheel of the both sides of being located at respectively traction sheave, assembly pulley, described combination guide wheel is by coaxial large guide wheel, little guide wheel composition, described assembly pulley comprises the fixed pulley group and the corresponding running block that are fixed on pylon, between traction sheave and large guide wheel and assembly pulley, be respectively equipped with flat hauling rope for transmission, and between little guide wheel and pumping rod, be also provided with hauling rope.What but this towing machine adopted is flat hauling rope, easily wearing and tearing and cracking, this towing machine has too many transmission device simultaneously, this multilevel transmission structure can make the efficiency of motor transmission reduce step by step, cause waste, and pulley more easily produces skidding too much, still have further improved space.
Utility model content
The purpose of this utility model be to provide a kind of driving efficiency high, be difficult for skidding and two-way turning simple in structure raised device.
To achieve these goals, the utility model adopts following technical scheme:
A kind of two-way turning raised device, comprise the motor being connected in turn, retarder and traction sheave, described motor after connection and the transmission shaft of described retarder are coaxial with described traction sheave, on described traction sheave, be wound with heavy burden steel cable and balance steel cable, described heavy burden steel cable one end is fixed on described traction sheave, and be wound on described traction sheave by pre-fixing turn, the other end is connected with heavy burden, described balance steel cable one end is fixed on described traction sheave, and be wound on described traction sheave by pre-fixing turn, the other end is fixedly connected with balance weight case, described heavy burden steel cable is contrary with the coiling direction of described balance steel cable on described traction sheave.
Adopt technique scheme, because motor is directly coaxially connected with retarder, retarder is coaxially connected with traction sheave, do not need the transmission through other transmission devices, the driving efficiency of motor is higher, simultaneously, because heavy burden steel cable and balance steel cable are to fix respectively and be wound on traction sheave, there is no each other direct moment transmission, be difficult for and traction sheave generation skidding, structure is also simpler.
As further improvement of the utility model, two-way turning of the present utility model raised device and also comprises coupler, between described retarder and described traction sheave, connects by coupler, and the turning cylinder of described coupler is coaxial with described traction sheave.It is the effect of dynamic property that coupler can play buffering, vibration damping and raising axle, because the turning cylinder after its connection is also coaxial with traction sheave, can not reduce the driving efficiency of motor.
As further improvement of the utility model, described heavy burden steel cable and described balance steel cable are that multilayer strand does not rotate steel cable.Multilayer strand does not rotate steel cable can effectively prevent from bearing a heavy burden steel cable and balance steel cable contingent helical rotation when stressed, makes the stressed more stable of traction sheave.
As further improvement of the utility model, described retarder is planetary reduction gear.Compared with other types retarder, planetary reduction gear, owing to having a sun wheel, can allow sun wheel coaxial with transmission shaft and the traction sheave of motor when installation, and driving efficiency is higher.
As further improvement of the utility model, described balance weight case comprises the clump weight of one or more std wt.By balance weight case is arranged to the clump weight by std wt, user can arrange the weight of balance weight case as required.
Brief description of the drawings
Fig. 1 is the two-way structural representation of raising device that turns of the utility model.
In figure, corresponding sign is as follows:
1-motor; 2-retarder;
3-coupler; 4-traction sheave;
5-heavy burden steel cable; 6-balance steel cable;
7-balance weight case; 8-track adjusting wheel.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, two-way the turning that the present embodiment provides raised device, comprise the motor 1, retarder 2, coupler 3 and the traction sheave 4 that are connected in turn, the transmission shaft of motor 1, retarder 2 and coupler 3 after connection is coaxial with traction sheave 4, be the turning cylinder of motor 1, retarder 2, coupler 3 and traction sheave 4 all on same straight line, this coaxial direct-drive type connection mode has with high driving efficiency.Motor 1, retarder 2, coupler 3 and traction sheave 4 can be selected as required from prior art, and in the present embodiment, motor 1 adopts servomotor, can under the control of control system, carry out cw or anti-clockwise and rotate; Retarder 2 adopts planetary reduction gear, and compared with the retarder of other types, planetary reduction gear, owing to having a sun wheel, can allow sun wheel coaxial with transmission shaft and the traction sheave of motor when installation, and driving efficiency is higher.
On traction sheave 4, be wound with heavy burden steel cable 5 and balance steel cable 6, heavy burden steel cable 5 one end are fixed on traction sheave 4, and are wound on traction sheave 4 by pre-fixing turn, and the other end is connected with heavy burden; Balance steel cable 6 one end are fixed on traction sheave 4, and are wound on traction sheave 4 by pre-fixing turn, and the other end is fixedly connected with balance weight case 7, and heavy burden and balance weight box 7 are all positioned at the below of traction sheave 4, and are suspended on respectively on heavy burden steel cable 5 and balance steel cable 6.Heavy burden steel cable 5 is contrary with the coiling direction of balance steel cable 6 on traction sheave 4, and the coiling number of turns on traction sheave 4 can arrange according to actual needs.In the present embodiment, in order to make there are enough spacing between heavy burden and balance weight box 7, also on support, be provided with the track adjusting wheel 8 for changing heavy burden steel cable 5 sense of motions, heavy burden steel cable 5 is from traction sheave 4 is drawn, after track adjusting wheel 5 guiding, be connected with heavy burden again, like this, do not need traction sheave 4 to design to such an extent that can ensure too greatly have enough spacing between heavy burden and balance weight box 7 yet.Certainly, track adjusting wheel 8 also can act on balance steel cable 6, no longer describes in detail herein.
Consider that common braiding steel cable can produce local torsion along its weaving direction under the effect of pulling force, while being applied to bear a heavy burden steel cable 5 and balance steel cable 6, can make the torsional direction rotation along with steel cable of heavy burden and balance weight box 7, the transmission of power is stable not, in the present embodiment, heavy burden steel cable 5 and balance steel cable 6 have adopted multilayer strand not rotate steel cable, the weaving direction of this steel cable ectonexine thigh is contrary, twisting resistance when tension on ectonexine thigh is cancelled out each other, guarantee that steel cable can not produce torsion now in the time of tension, power transmission is more stable, raise with respect to existing turning the flat steel cable that device is conventional simultaneously, more difficult wearing and tearing or cracking.
In the present embodiment, balance weight case 7 comprises the clump weight of one or more std wt, and user can increase or remove clump weight according to the weight of needed balance weight case, and its occupation mode is similar to counterweight.
The two-way of the present embodiment turns while raising device work, motor 1 under the control of control system, carries out cw or anticlockwise direction rotates, decelerate to desired speed through retarder 2, then drive traction sheave 4 to carry out the rotation identical with motor 1 rotation direction by coupler 3, the heavy burden steel cable 5 being wound on traction sheave 4 is released gradually, heavy burden moves downward desired location under the double action of the pulling force of gravity and heavy burden steel cable 5, balance steel cable 6 is wound onto on traction sheave 4 gradually, and balance weight case 7 is up motion under the pulling force of balance steel cable 6; Need to sling while heavy burden, motor 1 rotates toward opposite sense under the control of control system, the balance steel cable 6 being wound on traction sheave 4 is released gradually, balance weight case 7 down moves, heavy burden steel cable 5 is wound onto on traction sheave 4 gradually, pull heavy burden up to move, heavy burden is sling, realize two-way turning and raise motion.
Two-way the turning of the present embodiment raised device, goes for oil-field oil pumper, the equipment that also can need to lift by crane heavy burden for being applicable to other.
By reference to the accompanying drawings the utility model is done to detailed explanation above; but embodiment of the present utility model is not limited in above-mentioned embodiment; those skilled in the art can make various distortion to the utility model according to prior art; as adopting asynchronous dynamo to replace servomotor in above-described embodiment etc., these all belong to protection domain of the present utility model.
Claims (5)
1. two-way turning raised device, it is characterized in that, comprise the motor being connected in turn, retarder and traction sheave, described motor after connection and the transmission shaft of described retarder are coaxial with described traction sheave, on described traction sheave, be wound with heavy burden steel cable and balance steel cable, described heavy burden steel cable one end is fixed on described traction sheave, and be wound on described traction sheave by pre-fixing turn, the other end is connected with heavy burden, described balance steel cable one end is fixed on described traction sheave, and be wound on described traction sheave by pre-fixing turn, the other end is fixedly connected with balance weight case, described heavy burden steel cable is contrary with the coiling direction of described balance steel cable on described traction sheave.
2. two-way turning as claimed in claim 1 raised device, it is characterized in that, also comprises coupler, between described retarder and described traction sheave, connects by described coupler, and the turning cylinder of described coupler is coaxial with described traction sheave.
3. two-way turning as claimed in claim 1 or 2 raised device, it is characterized in that, described heavy burden steel cable and described balance steel cable are that multilayer strand does not rotate steel cable.
4. two-way turning as claimed in claim 1 or 2 raised device, it is characterized in that, described retarder is planetary reduction gear.
5. two-way turning as claimed in claim 1 or 2 raised device, it is characterized in that, described balance weight case comprises the clump weight of one or more std wt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420320006.2U CN203922545U (en) | 2014-06-16 | 2014-06-16 | A kind of two-way turning raised device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420320006.2U CN203922545U (en) | 2014-06-16 | 2014-06-16 | A kind of two-way turning raised device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203922545U true CN203922545U (en) | 2014-11-05 |
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ID=51818401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420320006.2U Expired - Fee Related CN203922545U (en) | 2014-06-16 | 2014-06-16 | A kind of two-way turning raised device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203922545U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104016255A (en) * | 2014-06-16 | 2014-09-03 | 福建省意科电气科技有限公司 | Double-direction turning and lifting device |
| CN104803309A (en) * | 2015-04-22 | 2015-07-29 | 福建省意科电气科技有限公司 | Balanced two-way transfer lifting device |
-
2014
- 2014-06-16 CN CN201420320006.2U patent/CN203922545U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104016255A (en) * | 2014-06-16 | 2014-09-03 | 福建省意科电气科技有限公司 | Double-direction turning and lifting device |
| CN104803309A (en) * | 2015-04-22 | 2015-07-29 | 福建省意科电气科技有限公司 | Balanced two-way transfer lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20200616 |