CN209692509U - A kind of protection mechanism of direct current generator electric lifting device rotary shaft - Google Patents
A kind of protection mechanism of direct current generator electric lifting device rotary shaft Download PDFInfo
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- CN209692509U CN209692509U CN201920328779.8U CN201920328779U CN209692509U CN 209692509 U CN209692509 U CN 209692509U CN 201920328779 U CN201920328779 U CN 201920328779U CN 209692509 U CN209692509 U CN 209692509U
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- rotary shaft
- gear
- direct current
- fixedly connected
- current generator
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Abstract
The utility model discloses a kind of protection mechanisms of direct current generator electric lifting device rotary shaft; including pedestal; motor body is fixedly connected at the top of base right side, the output end on the left of motor body is fixedly connected with rotary shaft, and the surface on the left of rotary shaft is socketed with fixed case.The utility model passes through starting motor body work, the rotation of motor body output end drives rotary shaft rotation, rotary shaft rotation drives fixed gear rotation, fixed gear rotation band moving gear rotates, gear is rotated in external gear internal rotating, mating connection plate increases the arrival of damping area and maximizes while external gear cooperation telescopic rod and spring reduction sway forwards and backwards, solve existing direct current generator rotary shaft generally extend it is very long, remoter one end is caused to shake the problem of being more acutely easy to cause rotation axle fracture, reduce the labour that user repairs rotary shaft, increase the service life of rotary shaft, improve the practicability of direct current generator rotary shaft.
Description
Technical field
The utility model relates to DC motor technology field, specially a kind of direct current generator electric lifting device rotary shaft
Protection mechanism.
Background technique
Direct current generator, which refers to, can be converted into mechanical energy (dc motor) by direct current energy or convert mechanical energy into direct current
The rotating electric machine of electric energy.It is to be able to achieve direct current energy and motor that mechanical energy is converted mutually.It is when it makees motor running
Dc motor converts electrical energy into mechanical energy；Make when generator operation to be dc generator, converts mechanical energy into electric energy.
When using direct current generator, need to use the protection mechanism of direct current generator electric lifting device rotary shaft, but existing
Direct current generator rotary shaft generally extend very long, cause remoter one end to be shaken and be more acutely easy to cause rotation axle fracture, increase
User repairs the labour of rotary shaft, reduces the service life of rotary shaft, reduces the practical of direct current generator rotary shaft
Property.
Utility model content
The purpose of this utility model is to provide a kind of protection mechanisms of direct current generator electric lifting device rotary shaft, have
The good advantage of protection effect solves existing direct current generator rotary shaft and generally extends very long, remoter one end is caused to be shaken more
The problem of being acutely easy to cause rotation axle fracture.
To achieve the above object, the utility model provides the following technical solutions: a kind of direct current generator electric lifting device rotation
The protection mechanism of shaft, including pedestal, are fixedly connected with motor body at the top of the base right side, on the left of the motor body
Output end be fixedly connected with rotary shaft, the surface on the left of the rotary shaft is socketed with fixed case, and the bottom of the fixed case is solid
Surely it is connected with fixed column, is fixedly connected at the top of the bottom of the fixed column and pedestal, the fixed box cavity is provided with external tooth
It is contacted at the top and bottom of wheel, the top and bottom of the external gear and fixed chamber interior wall, the quadrangle on the inside of the external gear is equal
Engagement is connected with gear, and the inside engagement of the gear is connected with fixed gear, the company of being fixedly connected on the right side of the gear
Column is connect, the surface of the connecting column is socketed with arc frame, and the arc frame is located at the right side of fixed gear.
Preferably, through-hole is offered at the center of the fixed gear, the cross-sectional area of the through-hole is more than or equal to rotation
The cross-sectional area of axis, the through-hole are used cooperatively with rotary shaft.
Preferably, the front and back sides of the fixed chamber interior wall are fixedly connected to telescopic rod, the back side of the telescopic rod
It is fixedly connected with connecting plate, is fixedly connected on front side of the back side and external gear of the connecting plate, the surface of the telescopic rod is close
One end fixing sleeve of connecting plate is connected to spring, is fixedly connected on front side of the back side and connecting plate of the spring, before the spring
Side is fixedly connected with the front side of telescopic rod close to one end of fixed case, and the spring is used cooperatively with telescopic rod.
Preferably, the quantity of the connecting column is four, and is equally spaced, and the connecting column is used cooperatively with arc frame.
Preferably, the quantity of the gear is four, and is uniformly distributed, the gear respectively with the inside of external gear and consolidate
Connection is engaged on the surface of fixed gear, and the gear is used cooperatively with external gear and fixed gear.
Preferably, the shape of the pedestal is type, and the left and right side of the fixed case offers opening, the opening
Width be greater than rotary shaft width.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model is by being arranged pedestal, motor body, rotary shaft, fixed case, fixed column, external gear, gear, consolidating
Fixed gear, connecting column and arc frame are used cooperatively, and by starting motor body work, the rotation of motor body output end drives rotation
Axis rotation, rotary shaft rotation drive fixed gear rotation, and fixed gear rotation band moving gear rotates, and gear is rotated in external gear
It is maximum to increase the arrival of damping area for mating connection plate while portion's rotation, external gear cooperation telescopic rod and spring reduction sway forwards and backwards
Change, solves existing direct current generator rotary shaft and generally extend very long, cause remoter one end to be shaken and be more acutely easy to cause rotation
The problem of shaft is broken reduces the labour that user repairs rotary shaft, increases the service life of rotary shaft, improves straight
Flow the practicability of electric machine rotational axis.
2, the utility model can be made rotary shaft completely pass through through-hole and worked, be avoided by the setting of through-hole
Through-hole cross-sectional area is too small to keep rotary shaft stuck inside through-hole or friction increase, leads to the service life for reducing rotary shaft.
3, the utility model passes through the setting of telescopic rod, connecting plate and spring, external gear can be assisted to work, played simultaneously
The effect of damping avoids the phenomenon that external gear shakes in fixed rotary shaft, increases the stability of external gear.
4, the setting that the quantity that the utility model passes through connecting column is four can assist arc frame to guarantee that gear is rotating
During be not in displacement cause gear contact with each other because turn to difference caused by damage, increase the service life of gear.
5, the setting that the utility model is four by gear quantity, can be auxiliarily fixed gear and guarantee four when rotated
Direction uniform stressed avoids fixed gear and only has one side stress that mechanical friction increase is made to lead to mechanical breakdown.
6, the utility model can be made rotary shaft carry out machine operation by opening, be avoided out by the setting of opening
Mouth width, which is spent, small makes rotary shaft cause motor body to damage opening is stuck.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is to fix box structure right side view in the utility model Fig. 1；
Fig. 3 is enlarged diagram at A in the utility model Fig. 2；
Fig. 4 is fixed case structure partial cross-sectional view in the utility model Fig. 1.
In figure: 1 pedestal, 2 motor bodies, 3 rotary shafts, 4 fixed cases, 5 fixed columns, 6 external gears, 7 gears, 8 fixed gears,
9 connecting columns, 10 arc frames, 11 through-holes, 12 telescopic rods, 13 connecting plates, 14 springs, 15 openings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-4, a kind of protection mechanism of direct current generator electric lifting device rotary shaft, including pedestal 1, pedestal 1
Shape be it is U-shaped, the top on the right side of pedestal 1 is fixedly connected with motor body 2, and the output end in 2 left side of motor body is fixedly connected
There is rotary shaft 3, the surface in 3 left side of rotary shaft is socketed with fixed case 4, and the left and right side of fixed case 4 offers opening 15, opens
The width of mouth 15 is greater than the width of rotary shaft 3, by the setting of opening 15, rotary shaft 3 can be made mechanical by 15 progress of opening
Operating, avoid opening 15 width it is too small make rotary shaft 3 opening 15 at it is stuck cause motor body 2 damage, the bottom of fixed case 4
Portion is fixedly connected with fixed column 5, and the bottom of fixed column 5 is fixedly connected with the top of pedestal 1, and 4 inner cavity of fixed case is provided with external tooth
Wheel 6, the front and back sides of 4 inner wall of fixed case are fixedly connected to telescopic rod 12, and the back side of telescopic rod 12 is fixedly connected with connection
The back side of plate 13, connecting plate 13 is fixedly connected with the front side of external gear 6, and the surface of telescopic rod 12 is solid close to one end of connecting plate 13
Surely it is socketed with spring 14, the back side of spring 14 is fixedly connected with the front side of connecting plate 13, front side and the telescopic rod 12 of spring 14
Front side is fixedly connected close to one end of fixed case 4, and spring 14 is used cooperatively with telescopic rod 12, passes through telescopic rod 12, connecting plate 13
With the setting of spring 14, external gear 6 can be assisted to work, while play the role of damping, avoided external gear 6 and rotated fixed
The phenomenon that shaking when axis 3 increases the stability of external gear 6, top and bottom and 4 inner wall of fixed case of external gear 6
Top and bottom contact, the quadrangle of 6 inside of external gear, which is engaged, is connected with gear 7, and the inside engagement of gear 7 is connected with fixed tooth
Wheel 8 is fixed at the center of gear 8 and offers through-hole 11, and the cross-sectional area of through-hole 11 is more than or equal to the cross-sectional area of rotary shaft 3,
Through-hole 11 is used cooperatively with rotary shaft 3, by the setting of through-hole 11, rotary shaft 3 can be made completely to carry out work by through-hole 11
Make, avoid that 11 cross-sectional area of through-hole is too small to keep rotary shaft 3 stuck or friction increases in the inside of through-hole 11, causes to reduce rotary shaft
3 service life, the quantity of gear 7 is four, and is uniformly distributed, gear 7 respectively with the inside of external gear 6 and fixation gear 8
Surface engage connection, gear 7 and external gear 6 and fixation gear 8 are used cooperatively, gear 8 can be auxiliarily fixed and protect when rotated
Four direction uniform stressed is demonstrate,proved, fixed gear 8 is avoided and only has one side stress that mechanical friction increase is made to lead to mechanical breakdown, gear
7 right side is fixedly connected to connecting column 9, and the surface of connecting column 9 is socketed with arc frame 10, and the quantity of connecting column 9 is four, and
It is equally spaced, connecting column 9 is used cooperatively with arc frame 10, and arc frame 10 can be assisted to guarantee gear 7 during rotation not
Will appear displacement causes gear 7 to contact with each other because damaging caused by turning to difference, the service life of increase gear 7, and arc frame 10
In the right side of fixed gear 8.
In use, user is worked by starting motor body 2, the rotation of 2 output end of motor body drives rotary shaft 3 to revolve
Turn, the rotation of rotary shaft 3 drives fixed gear 8 to rotate, and the fixed rotation of gear 8 band moving gear 7 rotates, and gear 7 is rotated in external gear 6
Internal rotating, mating connection plate 13 increases damping area while external gear 6 cooperates telescopic rod 12 and the reduction of spring 14 to sway forwards and backwards
Product, which reaches, to be maximized.
In summary: the protection mechanism of the direct current generator electric lifting device rotary shaft, by pedestal 1, motor body 2,
Rotary shaft 3, fixed case 4, fixed column 5, external gear 6, gear 7, fixed gear 8, connecting column 9 and arc frame 10 are used cooperatively, and are led to
The work of starting motor body 2 is crossed, the rotation of 2 output end of motor body drives rotary shaft 3 to rotate, and the rotation of rotary shaft 3 drives fixed tooth
8 rotation of wheel, the fixed rotation of gear 8 band moving gear 7 rotate, and gear 7 is rotated in 6 internal rotating of external gear, and the cooperation of external gear 6 is flexible
Mating connection plate 13 increases the arrival of damping area and maximizes while bar 12 and the reduction of spring 14 sway forwards and backwards, and solves existing
Direct current generator rotary shaft generally extends very long, and remoter one end is caused to shake the problem of being more acutely easy to cause rotation axle fracture,
Reduce the labour that user repairs rotary shaft, increases the service life of rotary shaft, improve direct current generator rotary shaft
Practicability.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of protection mechanism of direct current generator electric lifting device rotary shaft, including pedestal (1), it is characterised in that: the bottom
Top on the right side of seat (1) is fixedly connected with motor body (2), and the output end on the left of motor body (2) is fixedly connected with rotary shaft
(3), the surface on the left of the rotary shaft (3) is socketed with fixed case (4), and the bottom of the fixed case (4) is fixedly connected with fixation
Column (5) is fixedly connected at the top of the bottom and pedestal (1) of the fixed column (5), and fixed case (4) inner cavity is provided with external tooth
It takes turns (6), the top and bottom of the external gear (6) are contacted with the top and bottom of fixed case (4) inner wall, the external gear (6)
The quadrangle of inside, which is engaged, to be connected with gear (7), and the inside engagement of the gear (7) is connected with fixed gear (8), the gear
(7) it is fixedly connected on the right side of connecting column (9), the surface of the connecting column (9) is socketed with arc frame (10), the arc frame
(10) it is located at the right side of fixed gear (8).
2. a kind of protection mechanism of direct current generator electric lifting device rotary shaft according to claim 1, it is characterised in that:
It is offered through-hole (11) at the center of the fixed gear (8), the cross-sectional area of the through-hole (11) is more than or equal to rotary shaft (3)
Cross-sectional area, the through-hole (11) is used cooperatively with rotary shaft (3).
3. a kind of protection mechanism of direct current generator electric lifting device rotary shaft according to claim 1, it is characterised in that:
The front and back sides of fixed case (4) inner wall are fixedly connected to telescopic rod (12), and the back side of the telescopic rod (12) is fixed
It is connected with connecting plate (13), is fixedly connected on front side of the back side of the connecting plate (13) and external gear (6), the telescopic rod (12)
Surface be connected to spring (14) close to one end fixing sleeve of connecting plate (13), the back side of the spring (14) and connecting plate (13)
Front side is fixedly connected, and the front side of the spring (14) is fixedly connected with the front side of telescopic rod (12) close to one end of fixed case (4),
The spring (14) is used cooperatively with telescopic rod (12).
4. a kind of protection mechanism of direct current generator electric lifting device rotary shaft according to claim 1, it is characterised in that:
The quantity of the connecting column (9) is four, and is equally spaced, and the connecting column (9) is used cooperatively with arc frame (10).
5. a kind of protection mechanism of direct current generator electric lifting device rotary shaft according to claim 1, it is characterised in that:
The quantity of the gear (7) is four, and is uniformly distributed, the gear (7) respectively with the inside of external gear (6) and fixation gear
(8) connection is engaged on surface, and the gear (7) is used cooperatively with external gear (6) and fixed gear (8).
6. a kind of protection mechanism of direct current generator electric lifting device rotary shaft according to claim 1, it is characterised in that:
The shape of the pedestal (1) be it is U-shaped, the left and right side of the fixed case (4) offers opening (15), the opening (15)
Width be greater than rotary shaft (3) width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920328779.8U CN209692509U (en) | 2019-03-15 | 2019-03-15 | A kind of protection mechanism of direct current generator electric lifting device rotary shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920328779.8U CN209692509U (en) | 2019-03-15 | 2019-03-15 | A kind of protection mechanism of direct current generator electric lifting device rotary shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209692509U true CN209692509U (en) | 2019-11-26 |
Family
ID=68604941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920328779.8U Active CN209692509U (en) | 2019-03-15 | 2019-03-15 | A kind of protection mechanism of direct current generator electric lifting device rotary shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209692509U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497698A (en) * | 2020-11-13 | 2021-03-16 | 湖北伟通管业科技有限公司 | HDPE double-wall corrugated pipe production extrusion device and method capable of improving application effect of carbon black |
| CN114352658A (en) * | 2022-01-13 | 2022-04-15 | 湖州挺创技术经纪有限公司 | Coaxial automatic diameter-adjusting mechanical device for mechanical equipment |
-
2019
- 2019-03-15 CN CN201920328779.8U patent/CN209692509U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497698A (en) * | 2020-11-13 | 2021-03-16 | 湖北伟通管业科技有限公司 | HDPE double-wall corrugated pipe production extrusion device and method capable of improving application effect of carbon black |
| CN112497698B (en) * | 2020-11-13 | 2022-09-06 | 湖北伟通管业科技有限公司 | HDPE double-wall corrugated pipe production extrusion device and method capable of improving application effect of carbon black |
| CN114352658A (en) * | 2022-01-13 | 2022-04-15 | 湖州挺创技术经纪有限公司 | Coaxial automatic diameter-adjusting mechanical device for mechanical equipment |
| CN114352658B (en) * | 2022-01-13 | 2024-03-15 | 湖州挺创技术经纪有限公司 | Coaxial automatic diameter-adjusting mechanical device for mechanical equipment |
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