CN207715673U - double-screw lifter - Google Patents
double-screw lifter Download PDFInfo
- Publication number
- CN207715673U CN207715673U CN201721627697.0U CN201721627697U CN207715673U CN 207715673 U CN207715673 U CN 207715673U CN 201721627697 U CN201721627697 U CN 201721627697U CN 207715673 U CN207715673 U CN 207715673U
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- gear
- leading screw
- screw
- double
- babinet
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Abstract
The utility model discloses a kind of double-screw lifters, including babinet, the input shaft being arranged on babinet, first gear and second gear in babinet, the input shaft is engaged with first gear, second gear and first gear engagement, input shaft drives first gear rotation to drive second gear to rotate, the first leading screw is connected in the first gear, the second leading screw is connected in the second gear, first leading screw and the second leading screw synchronize lifting by first gear and second gear drive respectively.By the above-mentioned means, the utility model double-screw lifter, can realize double lead-screw lifting by an input shaft, it is simple in structure, securely and reliably.
Description
Technical field
The utility model is related to machinery fields, more particularly to a kind of double-screw lifter.
Background technology
Application of the elevator in production and life is than wide, in order to adapt to the needs of different occasions, the kind of elevator
Class also has very much.Ball-screw is to convert rotary motion to linear motion, or by reason that transform linear motion is rotary motion
The product thought, therefore, ball-screw can improve upper and lower elevating movement as the dynamical system of elevator.
Invention content
The first technical problems to be solved of the utility model are to provide a kind of double-screw lifter, can be inputted by one
Axis realizes double lead-screw lifting, simple in structure, securely and reliably.
In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of double lead lifting is provided
Machine, including babinet, the input shaft being arranged on babinet, first gear and second gear in babinet, the input shaft with
First gear engages, and second gear and first gear engagement, input shaft drive first gear rotation to drive second gear to turn
It is dynamic, it is connected with the first leading screw in the first gear, is connected with the second leading screw in the second gear, described first
Leading screw and the second leading screw synchronize lifting by first gear and second gear drive respectively.
In one preferred embodiment of the utility model, the helical pitch of first leading screw is more than the helical pitch of the second leading screw, institute
The lifting speed for stating the first leading screw is more than the lifting speed of the second leading screw.
In one preferred embodiment of the utility model, the helical pitch ratio of first leading screw and the second leading screw is 10：3, institute
It is 10 to state the lifting speed of the first leading screw and the second leading screw lifting speed ratio：3.
In one preferred embodiment of the utility model, the direction of rotation phase of both the first gear and second gear
Instead.
In one preferred embodiment of the utility model, the first gear is left-handed gear, and second gear is right-hand teeth
Wheel, first leading screw are left-handed leading screw, and the second leading screw is dextrorotation leading screw.
In one preferred embodiment of the utility model, the length of first leading screw is less than the length of the second leading screw.
In one preferred embodiment of the utility model, first leading screw be equipped with the first dust cover, described second
Thick stick is equipped with the second dust cover, and observation lid is additionally provided on the babinet, plug is additionally provided on the babinet.
In one preferred embodiment of the utility model, realized together by input shaft series connection between multiple double-screw lifters
When work.
The utility model has the beneficial effects that：The utility model double-screw lifter can be realized by an input shaft
Double lead-screw lifts, simple in structure, securely and reliably.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is the structural schematic diagram of one preferred embodiment of the utility model double-screw lifter；
Fig. 2 is the E-E of double-screw lifter shown in FIG. 1 to sectional view；
Fig. 3 is the G-G of double-screw lifter shown in FIG. 1 to sectional view；
The label of each component is as follows in attached drawing：1, babinet, 2, input shaft, 3, first gear, 4, second gear, 5, first
Thick stick, the 6, second leading screw, the 7, first dust cover, the 8, second dust cover, 9, observation lid, 10, plug.
Specific implementation mode
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Referring to Fig. 1, a kind of double-screw lifter, including babinet 1, be arranged on babinet 1 input shaft 2, be set to babinet 2
Interior first gear 3 and second gear 4, input shaft 2 are engaged with first gear 3, and second gear 4 and first gear 3 engage, input
Axis 2 drives the rotation of first gear 3 to be connected with the first leading screw 5 to drive second gear 4 to rotate, in first gear 3, and second
The second leading screw 6 is connected on gear 4, the first leading screw 5 and the second leading screw 3 pass through 4 band of first gear 3 and second gear respectively
It is dynamic to synchronize lifting.
In addition, the helical pitch of the first leading screw 5 is more than the helical pitch of the second leading screw 6, the lifting speed of the first leading screw 5 is more than second
The lifting speed of thick stick 6.
In addition, the helical pitch ratio of the first leading screw 5 and the second leading screw 6 is 10：3, lifting speed and the second leading screw of the first leading screw 5
6 lifting speed ratios are 10：3, the first leading screw 5 is 10, helical pitch 60, and the second leading screw 6 is 3, helical pitch 18.
In addition, first gear 3 is opposite with the direction of rotation of both second gears 4.
In addition, first gear 3 be left-handed gear, second gear 4 be dextrorotation gear, the first leading screw 5 be left-handed leading screw, second
Leading screw 6 is dextrorotation leading screw.
In addition, the length of the first leading screw 5 is less than the length of the second leading screw 6.
In addition, the first leading screw 5 is equipped with the first dust cover 7, the second leading screw 6 is equipped with the second dust cover 8, is gone back on babinet 1
Equipped with observation lid 9, plug 10 is additionally provided on babinet 1.
It is worked at the same time in addition, being realized by input shaft series connection between multiple double-screw lifters.
The utility model double-screw lifter drives first gear 3 to rotate, to drive by 2 input power of input shaft
Second gear 4 rotates, and first gear 3 and 4 rotation direction of second gear are on the contrary, first gear 3 and second gear 4 drive the respectively
One leading screw 5 and the second leading screw 6 lift simultaneously.
It is different from the prior art, the utility model double-screw lifter, can realize double lead-screw liter by an input shaft
Drop, it is simple in structure, securely and reliably.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is equally included in the patent within the scope of the utility model.
Claims (8)
1. a kind of double-screw lifter, which is characterized in that including babinet, the input shaft being arranged on babinet, in babinet
First gear and second gear, the input shaft are engaged with first gear, and second gear and first gear engagement, input shaft drive
First gear rotates to drive second gear to rotate, and the first leading screw, second tooth are connected in the first gear
Be connected with the second leading screw on wheel, first leading screw and the second leading screw respectively by first gear and second gear drive into
Row synchronization lifting.
2. double-screw lifter according to claim 1, which is characterized in that the helical pitch of first leading screw is more than second
The helical pitch of thick stick, the lifting speed of first leading screw are more than the lifting speed of the second leading screw.
3. double-screw lifter according to claim 2, which is characterized in that the helical pitch of first leading screw and the second leading screw
Than being 10：3, the lifting speed of first leading screw is 10 with the second leading screw lifting speed ratio：3.
4. according to any double-screw lifters of claim 1-3, which is characterized in that the first gear and second gear
The direction of rotation of the two is opposite.
5. double-screw lifter according to claim 4, which is characterized in that the first gear be left-handed gear, second
Gear is dextrorotation gear, and first leading screw is left-handed leading screw, and the second leading screw is dextrorotation leading screw.
6. double-screw lifter according to claim 5, which is characterized in that the length of first leading screw is less than second
The length of thick stick.
7. double-screw lifter according to claim 6, which is characterized in that it is dust-proof that first leading screw is equipped with first
Cover, second leading screw are equipped with the second dust cover, and observation lid is additionally provided on the babinet, plug is additionally provided on the babinet.
8. double-screw lifter according to claim 7, which is characterized in that pass through input between multiple double-screw lifters
Axis series connection, which is realized, to be worked at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721627697.0U CN207715673U (en) | 2017-11-29 | 2017-11-29 | double-screw lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721627697.0U CN207715673U (en) | 2017-11-29 | 2017-11-29 | double-screw lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207715673U true CN207715673U (en) | 2018-08-10 |
Family
ID=63057630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721627697.0U Active CN207715673U (en) | 2017-11-29 | 2017-11-29 | double-screw lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207715673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842588A (en) * | 2017-11-29 | 2018-03-27 | 无锡艾尔特线性运动机械有限公司 | double-screw lifter |
-
2017
- 2017-11-29 CN CN201721627697.0U patent/CN207715673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842588A (en) * | 2017-11-29 | 2018-03-27 | 无锡艾尔特线性运动机械有限公司 | double-screw lifter |
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