CN202152880U - Double-acting self-locking cable lifting device for wind generator unit - Google Patents
Double-acting self-locking cable lifting device for wind generator unit Download PDFInfo
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- CN202152880U CN202152880U CN2011202748447U CN201120274844U CN202152880U CN 202152880 U CN202152880 U CN 202152880U CN 2011202748447 U CN2011202748447 U CN 2011202748447U CN 201120274844 U CN201120274844 U CN 201120274844U CN 202152880 U CN202152880 U CN 202152880U
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- cable
- combined type
- pedestal
- seat body
- wedge socket
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Abstract
The utility model discloses a double-acting self-locking cable lifting device for a wind generator unit, which comprises a combined type seat body, a seat body connecting screw bolt, a cable fastening buckle, a seat body locating pin, a connecting frame and a connecting frame fixing bolt. The seat body connecting screw bolt penetrates through a screwed hole on the combined type seat body to be connected with the combined type seat body in a fastening mode, the connecting frame is fixedly connected to the combined type seat body through the connecting frame fixed bolt, and the seat body locating pin is located in the middle of the combined type seat body. A wedge-shaped clamping sleeve of the cable fastening buckle and a pre-fastening device are respectively connected with a taper hole and a countersink hole of the combined type seat body in a matching mode, jointly clamp a power cable tightly and have a self-locking function. The cable lifting device solves the safety problem in lifting of a metal wire cable network in the prior art, can provide prodigious clamp force, has good clamp and locating effects, can resist influences of fan oscillating load and impact load and improves safe reliability of fan operation.
Description
Technical field
The utility model relates to the wind-powered electricity generation field, in particular to a kind of wind-powered electricity generation unit double-action self locking type cable erecting by overhang.
Background technique
The electric energy of wind power generating set is through the power cable transmission, and power cable is picked out by generator unit stator and rotor, gets into tower tube top through mainframe and extends toward the tower tube bottom always, when penetrating the tower tube from mainframe, needs cable fixture to hang cable.Along with the power of blower fan is increasing, number of cables weight is also increasing, and the requirement of cable fixture is become strict more.
Wind power generating set is employed in mainframe installation filament cables net connector at present mostly power cable is positioned and fixes.There are technological deficiency and potential safety hazard according to this mode of present use condition: 1, owing to the cable that passes from tower tube top often pulls with wire gaze; Receive influencing wire and can constantly being absorbed in cable rubber of cable weight and friction; There is huge potential safety hazard in the protection rubber of infringement cable; 2, be easy to generate alternation sum between the cable and twine, there is hidden danger in the safe operation of blower fan.
The model utility content
The utility model provides a kind of wind-powered electricity generation unit double-action self locking type cable erecting by overhang, and the safety problem in order to filament cables net in the solution existing technology exists in hanging satisfies the actual usage requirement of blower fan cable.
For achieving the above object, the utility model provides a kind of wind-powered electricity generation unit double-action self locking type cable erecting by overhang, and it comprises: combined type pedestal, pedestal connect double-screw bolt, cable locking button, pedestal locating stud, link press span and link press span fixing bolt, wherein
The tapped hole that pedestal connection double-screw bolt passes on the combined type pedestal connects combined type pedestal banding;
Link press span is fixedly connected on the combined type pedestal through the link press span fixing bolt;
The pedestal locating stud is positioned at the neutral position of combined type pedestal;
The cable locking button comprises wedge socket and pre-tightening apparatus, has cone shape hole and counter sink on the combined type pedestal respectively, and wedge socket and pre-tightening apparatus are connected with cone shape hole and counter sink respectively, and power cable penetrates pre-tightening apparatus and wedge socket.
Preferable, the wedge socket outside is for there being the wedge-shaped sleeve of setting tapering, and there are 3 road breach its inboard, wherein a breach up/down perforation for diameter equals cable size on it.
Preferable; Pre-tightening apparatus comprises set screw nut and the lock sleeve that is connected through screw thread, wherein, lock sleeve two symmetric windows are axially arranged; Its inboard have two row's sectional shapes be the flange of inclination right-angled triangle with clamping cables, there is the outside thread that cooperates with set screw nut in its outside; There is the internal thread that cooperates with lock sleeve the set screw nut inboard, and its outer lower portion is the cylinder that cooperates with combined type pedestal top counter sink, adopts Spielpassung, and its outer upper is a hexagon nut.
Preferable, the material of lock sleeve is a nylon.
Preferable, the material of wedge socket is a nylon.
Preferable, above-mentioned cable erecting by overhang also comprises: positioning key is arranged on cable locking button one side.
In the embodiment of the utility model; Self-lock mechanism and the design of elastic properties of materials deformation principle according to screw mechanism and oblique mechanism; Acting in conjunction through two kinds of mechanisms clamps power cable, and can after the pretension balance, keep self-locking state, has good clamping and positioning effect.The acting in conjunction of two kinds of mechanisms can be resisted the influence of fan vibration load and impulsive load, and this device has improved the safety reliability of fan operation.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological 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 embodiments 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 utility model one embodiment's a self locking type cable erecting by overhang schematic representation;
Fig. 2 is the utility model one embodiment's a cable locking button schematic representation;
Fig. 3 and Fig. 4 are an embodiment's of the utility model cable pretension installation process schematic representation;
Fig. 5 is the utility model one embodiment's a wedge socket schematic representation.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technological 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 embodiments.Based on the embodiment in the utility model, those of ordinary skills are not paying the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the utility model one embodiment's a self locking type cable erecting by overhang schematic representation; In Fig. 1, the 1-power cable; 2-cable locking button; 3-combined type pedestal; The 4-positioning key; The 5-pedestal connects double-screw bolt; 6-pedestal locating stud; The 7-link press span; 8-link press span fixing bolt.The tapped hole that pedestal connection double-screw bolt passes on the combined type pedestal connects combined type pedestal banding; Link press span is fixedly connected on the combined type pedestal through the link press span fixing bolt; The pedestal locating stud is positioned at the neutral position of combined type pedestal; The cable locking button comprises wedge socket and pre-tightening apparatus; Power cable penetrates pre-tightening apparatus and wedge socket; Have cone shape hole and counter sink on the combined type pedestal respectively; Wedge socket and pre-tightening apparatus are connected with cone shape hole and counter sink respectively, clamp power cable jointly and have auto-lock function.
Fig. 2 is the utility model one embodiment's a cable locking button schematic representation; In Fig. 2,3-combined type pedestal; The 4-positioning key; The 9-lock sleeve; The 10-set screw nut; The 11-wedge socket.The cable locking button is made up of pre-tightening apparatus and the wedge socket that plays main clamping action, and pre-tightening apparatus comprises set screw nut, lock sleeve.
Wherein lock sleeve is processed by the nylon with certain resiliently deformable and higher-strength, good impact toughness; Axially there are two symmetric windows to make it can produce resiliently deformable radially; The inboard have two row's sectional shapes be the small flange of inclination right-angled triangle with clamping cables, there is the outside thread that cooperates with set screw nut in the outside.Set screw nut is processed by high tensile steel, and there is the internal thread that cooperates with lock sleeve the inboard; Outer lower portion is the cylinder that cooperates with combined type pedestal top counter sink, adopts Spielpassung, and outer upper is processed the hexagon nut that convenient wrench is tightened.Wedge socket is processed by the nylon of higher-strength, good impact toughness, and the outside is the wedge-shaped sleeve that certain taper is arranged, and inboard have 3 road breach for diameter equals the cylindrical hole of cable size on it, and wherein a breach requires up/down perforation so that penetrate cable.When the cable of pre-tightening apparatus clamping receives downward pulling force; The set screw nut bottom will head on wedge socket top, and wedge socket is pressed in the cone shape hole of combined type pedestal, because the radial elastic metamorphosis; Wedge socket will constantly shrink when being pressed into; The impacting force that shrink to produce will act on cable, and the downward frictional force of the big more prevention cable of impacting force is also big more, and the frictional force that acts on gripping sleeve is big more; It is tight more that gripping sleeve will constantly be pressed into contraction, and so reciprocation cycle reaches transient equiliblium the most at last.Can guarantee that through appropriate design tapering parameter main fastening device keeps self-locking according to the oblique mechanism self-lock mechanism behind pretension.Wedge socket inside/outside diameter size and pedestal cone shape hole size, pedestal blind hole depth size are reasonable in design, make that its upper-end surface, wedge socket locking back will be a little more than pedestal blind hole bottom.
Pre-tightening apparatus is except plaing the pretension effect when wedge socket is installed; When work, auxiliary clamping force can also be provided, in addition, when receiving oscillating load and impulsive load; Becoming flexible may appear in wedge socket, because the existence of pre-tightening apparatus can make wedge socket clamp again automatically.
In order to prevent reversing of pre-tightening apparatus and cable, the installing and locating key plays the radial location effect in set screw nut and combined type pedestal counterbore, prevents that cable from reversing.The combined type pedestal is that structure easy for installation is unloaded in assembling and dismantling, and there is locating stud the centre so that pedestal is confirmed the position of cone shape hole when installing, and clamps with connecting double-screw bolt; It there is relevant manufacture process requirement.
Show the process that pre-tightening apparatus is installed cable like Fig. 3 and 4, in Fig. 3 and 4, the 1-power cable; The 9-lock sleeve; The 10-set screw nut.Pass wedge socket, set screw nut, lock sleeve to cable successively.Wedge socket has the breach of perforation, and material has resiliently deformable, and cable can also easily pass; The set screw nut internal diameter is big more a lot of than the outside diameter of cable, can easily pass; Cable requires to pass from the lock sleeve lower end (inboard is the inclination right-angled triangle, and the other end can't insert), and owing to the existence of breach and the resiliently deformable reason of material, cable can pass through to desired position very easily.Tighten set screw nut behind the in-position, because resiliently deformable effect set screw nut will shrink inwards, its small flange is with clamping cables.Afterwards the combined type pedestal is assembled, wear a cable in each cone shape hole, pedestal is confirmed the position of cone shape hole with locating stud, connects double-screw bolt with pedestal and fixes, and pedestal and link press span are fixed.Cable that pre-tightening apparatus is clamped and wedge socket are packed in the combined type pedestal cone shape hole together; Then can be respectively to the every artificial pretension of cable; After cable applied enough pulling force; Set screw nut can head on wedge socket and in cone shape hole, be pressed into, and wedge socket can shrink the generation clamping force, till clamping cables.The working procedure cable can apply downward power to wedge socket because of gravity; Impel the wedge slot of wedge socket and pedestal to closely cooperate; The stressed contraction deformation locking cable of while wedge socket, its coupling mechanism force is directly proportional with cable gravity, realizes the gravity self-locking function.For prevent that tight locking button from rotating in pedestal, utilize the positioning key limited lock to link closely and the pedestal relative movement.
Can find out that from foregoing description the utility model has been realized following beneficial effect:
(1) every cable spatially all is an independent stationary, can interlaced mutual interference between blower fan when driftage cable; Be static friction between cable rubber and the wedge socket, and the rubbing contact area is very big, can produce destroying infection to bring potential safety hazard cable rubber.
(2) this device clamps power cable by two kinds of mechanism's actings in conjunction, behind lock sleeve and set screw nut cooperation realization pretension, forms the gravity self-locking function between cable, wedge socket, the pedestal cone shape hole.
(3) this device is to be hung by two kinds of mechanism's actings in conjunction and cable with auto-lock function; Very big clamping force can be provided and have good clamping and positioning effect; And can resist the influence of fan vibration load and impulsive load, improved the safety reliability of fan operation.
One of ordinary skill in the art will appreciate that: accompanying drawing is an embodiment's a schematic representation, and module in the accompanying drawing or flow process might not be that enforcement the utility model is necessary.
One of ordinary skill in the art will appreciate that: the module in the device among the embodiment can be described according to embodiment and be distributed in embodiment's the device, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.
What should explain at last is: above embodiment is only in order to the technological scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that previous embodiment is put down in writing, and perhaps part technical characteristics wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of essence disengaging the utility model embodiment technological scheme of relevant art scheme.
Claims (6)
1. a wind-powered electricity generation unit double-action self locking type cable erecting by overhang is characterized in that, comprising: combined type pedestal, pedestal connect double-screw bolt, cable locking button, pedestal locating stud, link press span and link press span fixing bolt, wherein
The tapped hole that said pedestal connection double-screw bolt passes on the said combined type pedestal connects said combined type pedestal banding;
Said link press span is fixedly connected on the said combined type pedestal through said link press span fixing bolt;
Said pedestal locating stud is positioned at said combined type pedestal neutral position;
Said cable locking button comprises wedge socket and pre-tightening apparatus; Have cone shape hole and counter sink on the said pedestal of combined type respectively; Said wedge socket and said pre-tightening apparatus are connected with said cone shape hole and said counter sink respectively, and power cable penetrates said pre-tightening apparatus and said wedge socket.
2. cable erecting by overhang according to claim 1; It is characterized in that the said wedge socket outside is for there being the wedge-shaped sleeve of setting tapering, its inboard equals the cylndrical surface of cable size for diameter; 3 road breach are arranged so that can produce radial deformation shrinks on it, wherein a breach up/down perforation.
3. cable erecting by overhang according to claim 2 is characterized in that, said pre-tightening apparatus comprises set screw nut and the lock sleeve that is connected through screw thread, wherein
Said lock sleeve two symmetric windows are axially arranged, its inboard have two row's sectional shapes be the flange of inclination right-angled triangle with clamping cables, there is the outside thread that cooperates with said set screw nut in its outside;
There is the internal thread that cooperates with said lock sleeve said set screw nut inboard, and its outer lower portion is the cylinder that cooperates with said combined type pedestal top counter sink, adopts Spielpassung, and its outer upper is a hexagon nut.
4. cable erecting by overhang according to claim 3 is characterized in that, the material of said lock sleeve is a nylon.
5. cable erecting by overhang according to claim 2 is characterized in that, the material of said wedge socket is a nylon.
6. cable erecting by overhang according to claim 1 is characterized in that, also comprises:
Positioning key is arranged on said cable locking button one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202748447U CN202152880U (en) | 2011-07-29 | 2011-07-29 | Double-acting self-locking cable lifting device for wind generator unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202748447U CN202152880U (en) | 2011-07-29 | 2011-07-29 | Double-acting self-locking cable lifting device for wind generator unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202152880U true CN202152880U (en) | 2012-02-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202748447U Expired - Fee Related CN202152880U (en) | 2011-07-29 | 2011-07-29 | Double-acting self-locking cable lifting device for wind generator unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202152880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388710A (en) * | 2013-07-30 | 2013-11-13 | 南通米兰特电气有限公司 | Porous angle iron jacket of cable |
| CN112986737A (en) * | 2021-02-24 | 2021-06-18 | 国网青海省电力公司营销服务中心 | Fill electric pile and detect and use battery simulator |
-
2011
- 2011-07-29 CN CN2011202748447U patent/CN202152880U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388710A (en) * | 2013-07-30 | 2013-11-13 | 南通米兰特电气有限公司 | Porous angle iron jacket of cable |
| CN112986737A (en) * | 2021-02-24 | 2021-06-18 | 国网青海省电力公司营销服务中心 | Fill electric pile and detect and use battery simulator |
| CN112986737B (en) * | 2021-02-24 | 2024-02-06 | 国网青海省电力公司营销服务中心 | Battery simulator for detecting charging pile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SINOVEL WIND POWER (JILIN) EQUIPMENT CO., LTD. Free format text: FORMER OWNER: SINOVEL WIND (GROUP) CO., LTD. Effective date: 20131018 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100872 HAIDIAN, BEIJING TO: 137000 BAICHENG, JILIN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131018 Address after: 137000 Baicheng Industrial Park, Jilin, Baicheng Patentee after: Sinovel Equipment Co. Ltd. (Jilin) Address before: 100872, 19 floor, building 59, Zhongguancun Avenue, Beijing, Haidian District Patentee before: Sinovel Wind Group Co., Ltd. |
|
| 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: 20120229 Termination date: 20200729 |