CN206955518U - Gear-box and overhead lamps lifting device - Google Patents
Gear-box and overhead lamps lifting device Download PDFInfo
- Publication number
- CN206955518U CN206955518U CN201720638753.4U CN201720638753U CN206955518U CN 206955518 U CN206955518 U CN 206955518U CN 201720638753 U CN201720638753 U CN 201720638753U CN 206955518 U CN206955518 U CN 206955518U
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- Prior art keywords
- gear
- worm
- worm screw
- box
- reel
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Abstract
The utility model provides a kind of gear-box and overhead lamps lifting device, belongs to lighting equipment technical field.The gear-box includes casing and the worm gear, worm screw, idler gear and the travelling gear that are provided at its inner portion；Described worm screw one end is connected with cabinet wall, and the other end is connected through cabinet wall with power set；The worm and wheel is set for external toothing, and the worm gear is coaxially disposed by rotary shaft and the idler gear, and the rotary shaft both ends are installed in cabinet wall；The idler gear is set with the travelling gear external toothing, and the travelling gear is arranged in casing by reel, and the reel both ends are installed in cabinet wall.The utility model is easy to operate, and reliability is high.
Description
Technical field
The utility model belongs to lighting equipment technical field, in particular to a kind of gear-box and overhead lamps
Lifting device.
Background technology
With expanding economy, the continuous propulsion of urbanization, the continuous improvement of living standards of the people, night trip also into
The homely food of people, in this way, the lighting at night is just aobvious particularly important.Lighting equipment is that city is most basic
Common equipment, while also decorate whole city, it might even be possible to represent city image.
But the lighting equipment of some public places can not meet the daily demand of people at present, thus it is overhead
Lamp arises at the historic moment as new lighting apparatus, and the lifting device as overhead lamps core is also varied.
Traditional overhead lamps are primarily present following defect：
Traditional overhead lamps installation generally relies on jacking equipment and fixes lamp body, or relies on overhead lamps lifting device by lamp
Body is lifted, and then fixes lamp body by the hook being arranged at the top of lamp stand.Its hook of this connected mode requires connect to lamp
Inside bar, and lamp stand bottom is extended to, linked up with by the button control of lamp stand bottom, when light fixture, which rises to, to be most higher by, pressed manually
Lower draw-bar button, hook upset is set to fall, hook-hanging motion could be completed by hooking the axle on light fixture.The operation stream of this lifting device
Journey is complicated, and connection is unreliable.
The information for being disclosed in the background section is merely intended to deepen the reason to general background technology of the present utility model
Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form
Technology.
Utility model content
The purpose of this utility model is to provide gear-box and overhead lamps lifting device, largely solved overhead
The lifting device installation procedure of lamp is complicated, the technical problems such as connection is unreliable.
The purpose of this utility model is to provide a kind of gear-box.
Second purpose of the present utility model is to provide a kind of overhead lamps lifting device.
On the one hand, gear-box provided by the utility model includes casing and the worm gear being provided at its inner portion, worm screw, centre
Gear and travelling gear；
Described worm screw one end is connected with cabinet wall, and the other end is connected through cabinet wall with power set；
The worm and wheel is set for external toothing, and the worm gear is coaxially set by rotary shaft and the idler gear
Put, the rotary shaft both ends are installed in cabinet wall；
The idler gear is set with the travelling gear external toothing, and the travelling gear is arranged on casing by reel
Interior, the reel both ends are installed in cabinet wall.
Further, described worm screw one end, reel both ends and rotary shaft both ends are rotated by bearing and cabinet wall
Connection.
Further, lid is equipped with bearing (ball) cover on the bearing.
Further, the power set are motor.
Further, the motor is connected with the worm screw by shaft coupling.
Further, the motor is power-off brake motor.
Further, the worm screw is irreversible worm.
Further, the lead angle of the worm screw is less than 3 ° 17 '.
Further, the gear diameter of the idler gear is less than the gear diameter of travelling gear.
On the other hand, the utility model also provides a kind of overhead lamps lifting device, including overhead lamps and gear-box；
Multi-turn steel wire rope is wound with the reel, the steel wire rope is connected with overhead lamps.
The beneficial effects of the utility model：
On the one hand, the utility model provides a kind of gear-box, including casing and be provided at its inner portion worm gear, snail
Bar, idler gear and travelling gear；Described worm screw one end is connected with cabinet wall, and the other end passes through cabinet wall and power set
It is connected；The worm and wheel is set for external toothing, and the worm gear is coaxially disposed by rotary shaft and the idler gear, institute
State rotary shaft both ends and be installed in cabinet wall；The idler gear is set with the travelling gear external toothing, and the driving cog
Wheel is arranged in casing by reel, and the reel both ends are installed in cabinet wall；
During work, the worm screw inside the gear-box drives worm gear wheel, and worm gear drives idler gear to rotate by rotary shaft,
Idler gear and travelling gear external toothing, reel being outputted power to, the steel wire rope of reel control thereon loosens, tensed, so as to
Regulation height；
This gear-box is as a kind of lifting device, and its is simple in construction, and connection reliability is high, easy to adjust；
In addition, this gear-box only needs to pinion steel wire rope with the device for needing to adjust, need to adjust without stretching into
The inside of device, operating process is very simple, is easy to use, and improves operating efficiency.
On the other hand, overhead lamps lifting device provided by the utility model, including overhead lamps and gear-box；On the reel
Multi-turn steel wire rope is wound with, the steel wire rope is connected with overhead lamps；
The overhead lamps lifting device, it includes described gear-box, therefore it has all advantages of gear-box, herein
Do not repeat.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation at the first visual angle of the gear-box that the utility model embodiment one provides；
Fig. 2 is the structural representation at the second visual angle of the gear-box that the utility model embodiment one provides；
Fig. 3 is the structural representation at the 3rd visual angle of the gear-box that the utility model embodiment one provides；
Fig. 4 is the structural representation at the 4th visual angle of the gear-box that the utility model embodiment one provides.
Icon：100- casings；200- motor；201- shaft couplings；101- worm screws；102- worm gears；Among 103-
Gear；104- travelling gears；105- rotary shafts；106- reels；107- steel wire ropes.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation, the orientation of the instruction such as term " on ", " under ", " interior ", " outer " in description of the present utility model
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Fig. 1 is the structural representation at the first visual angle of the gear-box that the utility model embodiment one provides；Fig. 2 is this practicality
The structural representation at the second visual angle of the gear-box that new embodiment one provides；Fig. 3 is what the utility model embodiment one provided
The structural representation at the 3rd visual angle of gear-box；Fig. 4 is the 4th visual angle of the gear-box that the utility model embodiment one provides
Structural representation.
Embodiment one
As Figure 1-Figure 4, the gear-box that the present embodiment provides includes casing 100 and the worm gear being provided at its inner portion
102nd, worm screw 101, idler gear 103 and travelling gear 104；Described one end of worm screw 101 is connected with the inwall of casing 100, the other end
It is connected through the inwall of casing 100 with power set；The worm screw 101 is set with worm gear 102 for external toothing, and the worm gear 102
It is coaxially disposed by rotary shaft 105 and the idler gear 103, the both ends of rotary shaft 105 are installed in the inwall of casing 100；
The idler gear 103 is set with the external toothing of travelling gear 104, and the travelling gear 104 is arranged on by reel 106
In casing 100, the both ends of reel 106 are installed in the inwall of casing 100；
During work, the worm screw 101 inside the gear-box drives worm gear 102 to rotate, and worm gear 102 is driven by rotary shaft 105
Idler gear 103 rotates, and idler gear 103 and the external toothing of travelling gear 104, outputs power to reel 106, reel 106 is controlled
The steel wire rope 107 of system thereon loosens, tensed, so as to adjust height；
This gear-box is as a kind of lifting device, and its is simple in construction, and connection reliability is high, easy to adjust；
In addition, this gear-box only needs to pinion steel wire rope 107 with the device for needing to adjust, need to adjust without stretching into
The inside of regulating device, operating process is very simple, is easy to use, and improves operating efficiency.
Specifically, elaborated below for each concrete structure of the present embodiment middle gear case：
In the present embodiment, described one end of worm screw 101, the both ends of reel 106 and the both ends of rotary shaft 105 by bearing with
The inwall of casing 100 is rotatablely connected.
Wherein, bearing is used to determine worm screw 101, rotary shaft 105 and rotary shaft 105 and the relative motion position of casing 100,
Play the parts of supporting or guide effect.Its major function is support worm screw 101, rotary shaft 105 and rotary shaft 105, is used
To reduce the worm screw 101 of worm gear 102, the mechanical load coefficient of friction of idler gear 103 and travelling gear 104 in transmission process.
Preferably, described one end of worm screw 101 is fixed on the inwall of casing 100 by needle bearing.Needle bearing equipped with thin and
Long roller (roller length is 3-10 times of diameter, and diameter is generally no greater than 5mm), therefore radial structure is compact, its internal diameter chi
When very little and load-carrying ability is identical with other types bearing, minimum outer diameter, the supporting especially suitable for the size-constrained system of radially installed
Structure.Worm screw 101 is when installation, because its radial dimension is restricted, therefore, using needle bearing.Needle bearing root
It is different according to use occasion, bearing or needle roller and retainer component without inner ring can be selected, 101 liang of the worm screw now to match with bearing
End surfaces and shell hole surface for guarantee load-carrying ability and behavior in service and have set directly as the inside and outside rolling surface of bearing
Circle bearing is identical, and the hardness of worm screw 101 or shell aperture raceway face, machining accuracy and surface quality should be with bearing ring phases
Match somebody with somebody.
Preferably, the both ends of reel 106 are connected by self-aligning ball bearing with the inwall of casing 100.Self-aligning ball bearing：Two
The inner ring and raceway of raceway are equipped with the bearing of barrel shaped roller between the outer ring of sphere.The center of curvature in outer ring raceway face with
Bearing centre is consistent, so with the aligning function same with automatic aligning ball bearing.When the shell of reel 106 is bent,
Bearing burden can not be increased with adjust automatically.Self-aligning roller bearing can bear radial load and the axial load in two directions.
Self-aligning ball bearing radial load ability is big, suitable for having heavy load, the situation of impact load (overhead lamps).Inner ring internal diameter is taper hole
Bearing, can be mounted directly.Or it is arranged on using sleeve, dismounting cylinder on reel 106.
Preferably, the both ends of rotary shaft 105 are connected by deep groove ball bearing with the inwall of casing 100.Deep groove ball bearing enters
Mouth bearing is mainly used in bearing purely radial load, can also bear radial load and axial load simultaneously.Distinguish at the both ends of rotary shaft 105
There are idler gear 103 and worm screw 101, in rotation process, existing radial load also has axial load, therefore, using deep-groove ball
Bearing.And when it is subjected only to purely radial load, contact angle zero.When deep groove ball bearing has larger end-play, tool
There is the performance of angular contact bearing, larger axial load can be born.
In the present embodiment, lid is equipped with bearing (ball) cover on the bearing.
Specifically, the bearing (ball) cover lid is on the outer wall of casing 100.
In the present embodiment, the power set are motor 200.
In the present embodiment, the motor 200 is connected with the worm screw 101 by shaft coupling 201.
Specifically, shaft coupling 201 is to be allowed to common for two axles (driving shaft and driven shaft) coupled in different institutions
Rotate to transmit the machine components of moment of torsion.Two axles can not separate during machine run, after only machine is parked and takes connection apart, two
Axle could separate.In the power transmission of high-speed overload, some shaft couplings 201 also have buffering, vibration damping and improve shafting dynamic
The effect of energy.Shaft coupling 201 is made up of two half parts, is coupled respectively with driving shaft and driven shaft.
In the present embodiment, the motor 200 is power-off brake motor 200.
Specifically, the power-off brake motor 200, which has, brakes that rapid, simple in construction, reliability is high, versatile etc. excellent
Point.
In the present embodiment, the worm screw 101 is irreversible worm 101.
In the present embodiment, the lead angle of the worm screw 101 is less than 3 ° 17 '.
Specifically, the transmission of the worm screw 101 of worm gear 102, which possesses other gear drives, does not have characteristic, i.e., worm screw 101 can be easily
Worm gear 102 is rotated, but worm gear 102 can not rotary worm 101.And when the lead angle of worm screw 101 is less than a certain extreme angles
Auto-lock function is had, the extreme angles are 3 ° 17 '.
Wherein, worm screw 101 is irreversible worm 101, when worm screw 101, which rotates, drives worm gear 102 often to rotate one time, is driven
Steel wire rope 107 is tensed or loosened by idler gear 103, travelling gear 104, to drive overhead lamps to rise or decline a bit,
In the presence of irreversible worm 101, steel wire rope 107 will not automatically reply original position, therefore, at an arbitrary position can flexible modulation
The height of overhead lamps.
In the present embodiment, the gear diameter of the idler gear 103 is less than the gear diameter of travelling gear 104.
Specifically, in transmission, because the gear diameter of idler gear 103 is less than the gear diameter of travelling gear 104,
There is also the function of deceleration inside the gear-box, overhead lamps lifting or the speed declined can be slowed down, convenient, flexible regulation is high
Degree.
Embodiment two
Please continue to refer to Fig. 1-Fig. 4, on the basis of embodiment one, the present embodiment also provides a kind of overhead lamps lifting dress
Put, including overhead lamps and gear-box；Multi-turn steel wire rope 107 is wound with the reel 106, the steel wire rope 107 connects with overhead lamps
Connect；
The overhead lamps lifting device, it includes described gear-box, therefore it has all advantages of gear-box, herein
Do not repeat.
It is pointed out that overhead lamps lifting device also includes other structures, but it has been used as prior art at other
Mistake disclosed in file, is not just repeated herein.
Specifically, elaborated below for each concrete structure of the present embodiment middle gear case：
In the present embodiment, the steel wire rope is compacting class steel wire rope, and original is referred to as facial-contracted wire rope, twisting wire rope process
In, by forging, drawing etc., contact surface, including strand compacting, steel wire rope compacting and the double compactings of rope strand etc. are formed between steel wire.
The course of work of the present utility model：
Under the positive "on" position of motor 200, motor 200 drives 101 turns of 102 worm screw of worm gear by shaft coupling 201
It is dynamic, and then drive idler gear 103 and travelling gear 104 to rotate, the device of reel 106 and travelling gear 104 are coaxial, and then pass through
Rotation can be loosened, tense wire rope 107, so as to drive overhead lamps to lift, and can be in any position start-stop.
Effect of the present utility model：
Change original hook connected mode, but using the motor 200 with auto-lock function and with auto-lock function
The worm screw 101 of worm gear 102, so can not only lift overhead lamps and cause overhead lamps fixed but also can flexible modulation as needed
The height of overhead lamps adjusts the radiation response of overhead lamps.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of gear-box, for lifting overhead lamps, it is characterised in that including casing and the worm gear being provided at its inner portion, snail
Bar, idler gear and travelling gear；
Described worm screw one end is connected with cabinet wall, and the other end is connected through cabinet wall with power set；
The worm and wheel is set for external toothing, and the worm gear is coaxially disposed by rotary shaft and the idler gear, institute
State rotary shaft both ends and be installed in cabinet wall；
The idler gear is set with the travelling gear external toothing, and the travelling gear is arranged in casing by reel, institute
State reel both ends and be installed in cabinet wall；
Multi-turn steel wire rope is wound with the reel.
2. gear-box according to claim 1, it is characterised in that described worm screw one end, reel both ends and rotary shaft two
End is rotatablely connected by bearing and cabinet wall.
3. gear-box according to claim 2, it is characterised in that lid is equipped with bearing (ball) cover on the bearing.
4. gear-box according to claim 1, it is characterised in that the power set are motor.
5. gear-box according to claim 4, it is characterised in that the motor passes through shaft coupling phase with the worm screw
Even.
6. the gear-box according to claim 4 or 5, it is characterised in that the motor is power-off brake motor.
7. gear-box according to claim 1, it is characterised in that the worm screw is irreversible worm.
8. gear-box according to claim 7, it is characterised in that the lead angle of the worm screw is less than 3 ° 17 '.
9. gear-box according to claim 1, it is characterised in that the gear diameter of the idler gear is less than travelling gear
Gear diameter.
10. a kind of overhead lamps lifting device, it is characterised in that including the gear described in overhead lamps and claim any one of 1-9
Case；
The steel wire rope is connected with overhead lamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638753.4U CN206955518U (en) | 2017-06-02 | 2017-06-02 | Gear-box and overhead lamps lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720638753.4U CN206955518U (en) | 2017-06-02 | 2017-06-02 | Gear-box and overhead lamps lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206955518U true CN206955518U (en) | 2018-02-02 |
Family
ID=61378725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720638753.4U Expired - Fee Related CN206955518U (en) | 2017-06-02 | 2017-06-02 | Gear-box and overhead lamps lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206955518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879535A (en) * | 2021-01-13 | 2021-06-01 | 广东韶钢松山股份有限公司 | Fault removing method and device for driving mechanism of sintering machine |
-
2017
- 2017-06-02 CN CN201720638753.4U patent/CN206955518U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879535A (en) * | 2021-01-13 | 2021-06-01 | 广东韶钢松山股份有限公司 | Fault removing method and device for driving mechanism of sintering machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20180602 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |