CN215488823U - Electric lifting mechanism - Google Patents
Electric lifting mechanism Download PDFInfo
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- CN215488823U CN215488823U CN202121483834.4U CN202121483834U CN215488823U CN 215488823 U CN215488823 U CN 215488823U CN 202121483834 U CN202121483834 U CN 202121483834U CN 215488823 U CN215488823 U CN 215488823U
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- pipe
- lead screw
- nut
- circular tube
- guide
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Abstract
The utility model discloses an electric lifting mechanism, which comprises an outer circular tube arranged outside the circular tube, wherein a speed reducer and a motor are arranged at the bottom of the outer circular tube, a lead screw is connected to the upper end of the motor in a transmission manner, the lead screw is arranged inside the outer circular tube along the height direction of the outer circular tube, a guide cylinder is arranged outside the lead screw, a guide groove is arranged in the guide cylinder, a lifting rod which extends into the circular tube and is fixed at the top of the circular tube is further arranged in the guide groove, a nut is arranged in the guide groove, the nut is connected to the outer ring of the lead screw in a threaded fit manner and is fixed at the bottom of the lifting rod, and the device completes the lifting of a cylinder in a transmission manner of the lead screw and the nut.
Description
Technical Field
The utility model relates to the technical field of camera parts, in particular to an electric lifting mechanism.
Background
The camera, waterproof digital camera, camera are various, and its fundamental principle of work all is the same: the optical image signal is converted into an electrical signal for storage or transmission. When an object is shot, light reflected on the object is collected by a camera lens, so that the light is focused on a light receiving surface of an image pickup device (such as a target surface of an image pickup tube), and then the light is converted into electric energy through the image pickup device, namely a video signal is obtained, and the camera needs to be adjusted in height up and down during unmanned broadcast level video shooting.
In a conventional mechanical height adjusting mechanism, the main implementation modes are as follows: hydraulic, multi-link, ball screw, pull-cord, etc. Most of the modes have high noise and unstable operation; therefore, an electric lifting mechanism is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides an electric lifting mechanism, which can complete the lifting of a cylinder in a screw rod and nut transmission mode, can be applied to the vertical adjustment of the height of a camera during the unmanned broadcast-grade video shooting, and achieves the purposes of stable operation and low movement noise.
In order to achieve the above object, the present invention provides an electric lift mechanism including:
set up in the outside excircle pipe of pipe, the bottom of outer pipe is provided with speed reducer, motor, and the upper end transmission of motor is connected with the lead screw, the lead screw sets up in the inside of outer pipe along the direction of height of outer pipe, and the outside of lead screw is provided with the guide cylinder, be equipped with the guide way in the guide cylinder, still be provided with in the guide way and stretch into the inside lifter of fixing at the pipe top of pipe, be provided with the nut in the guide way, the nut passes through screw-thread fit and connects in the outer lane of lead screw, and the bottom at the lifter is fixed to the nut, and space department between pipe and the excircle pipe is provided with the supplementary guider who leads when supplying the pipe to go up and down.
As a further optimization of the scheme, the auxiliary guide device comprises a sliding block fixed at the outer ring of the lower end of the circular tube and a chromium-plated steel bar fixed at the bottom of the outer circular tube, and the sliding block is movably sleeved on the chromium-plated steel bar.
In the embodiment, the motor drives the screw rod to rotate through the speed reducer, the nut on the outer ring of the screw rod is lifted in the guide groove when the screw rod rotates, if the nut is lifted, the nut pushes the lifting rod to lift, and the lifting rod drives the circular tube to lift when the lifting rod lifts, so that the lifting control purpose is achieved;
the device completes the lifting of the cylinder in a screw rod and nut transmission mode, can be applied to the vertical adjustment of the height of the camera during the unmanned broadcast-level video shooting, and achieves the purposes of stable operation and low movement noise;
the lower extreme of pipe passes through the slider and slides the direction on the chromium-plated steel bar, carries out spacing direction to the pipe lower extreme, stability when further increasing the pipe and going up and down.
As a further optimization of the scheme, the guide sleeve is fixedly arranged at the inner ring of the upper end of the outer circular tube, the inner wall of the guide sleeve is smooth, and the guide sleeve is movably attached to the outer ring of the circular tube.
It should be noted that, the lifter drives the pipe and rises when rising, and the pipe goes up and down in outer cylinder through the uide bushing, carries out spacing direction to the pipe upper end, and the uide bushing inner wall is smooth for the pipe steadily goes up and down, thereby reaches the purpose of stability when improving the pipe and going up and down.
As a further optimization of the scheme, the guide groove comprises a circular groove body and a rectangular groove body which are adjacently spliced and mutually communicated, the lifting rod is movably arranged in the rectangular groove body, and the lead screw is movably arranged in the circular groove body.
Furthermore, the lifting rod and the screw rod are arranged in a staggered mode, and the screw rod cannot influence the lifting rod in the lifting process.
As a further optimization of the scheme, one end of the nut is provided with a rectangular guide block, and the rectangular guide block is arranged in the rectangular groove body in a sliding mode.
Specifically, the rectangular guide block stably ascends and descends in the rectangular groove body, so that the bumping phenomenon in the ascending and descending process is reduced.
As a further optimization of the above scheme, at least one group of sliding blocks is arranged at the outer ring of the circular tube.
Wherein, can be provided with the slider of suitable quantity according to actual demand in the outer lane department of pipe, the preferred is three groups, and the triangle structure supports and leads the pipe and goes up and down to promote the stability of camera when going up and down.
The electric lifting mechanism has the following beneficial effects:
the utility model relates to an electric lifting mechanism, which comprises an outer circular tube arranged outside the circular tube, wherein a speed reducer and a motor are arranged at the bottom of the outer circular tube, a lead screw is connected to the upper end of the motor in a transmission manner, the lead screw is arranged inside the outer circular tube along the height direction of the outer circular tube, a guide cylinder is arranged outside the lead screw, a guide groove is arranged in the guide cylinder, a lifting rod which extends into the circular tube and is fixed at the top of the circular tube is further arranged in the guide groove, a nut is arranged in the guide groove, the nut is connected to the outer ring of the lead screw in a threaded fit manner and is fixed at the bottom of the lifting rod, and the device completes lifting of a cylinder in a transmission manner of the lead screw and the nut.
There have been disclosed in detail certain embodiments of the utility model with reference to the following description and drawings, and it is to be understood that the embodiments of the utility model are not limited thereby, but are intended to cover within the spirit and scope of the appended claims, many changes, modifications, and equivalents.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the circular tube structure of the present invention;
FIG. 3 is a schematic structural view of a guide cylinder according to the present invention;
FIG. 4 is a schematic view of the lifter of the present invention;
fig. 5 is a cross-sectional view of the present invention.
In the figure: the device comprises a round pipe 1, a chrome-plated steel bar 2, a sliding block 3, a lifting rod 4, a guide sleeve 5, a screw rod 6, a nut 7, a speed reducer 8, a motor 9, an outer round pipe 10, a guide cylinder 11 and a guide groove 12.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the utility model and not to limit the scope of the utility model.
It should be noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, when an element is referred to as being" connected, "or coupled to another element, it can be directly on the other element or intervening elements may be present, and" fixedly coupled "means that the element is fixedly coupled in many ways, which are not intended to be within the scope of the present disclosure, the terms" vertical, "" horizontal, "" left, "" right, "and the like are used herein for illustrative purposes only and are not intended to be a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items;
referring to the attached drawings 1-5 in the specification, the utility model provides a technical scheme: an electric lift mechanism comprising:
set up in 1 outside excircle pipe 10 of pipe, the bottom of excircle pipe 10 is provided with speed reducer 8, motor 9, the upper end transmission of motor 9 is connected with lead screw 6, lead screw 6 sets up in the inside of outer pipe 10 along the direction of height of outer pipe 10, the outside of lead screw 6 is provided with guide cylinder 11, be equipped with guide way 12 in the guide cylinder 11, still be provided with in the guide way 12 and stretch into 1 inside and fix the lifter 4 at 1 top of pipe in the pipe, be provided with nut 7 in the guide way 12, nut 7 passes through screw-thread fit and connects the outer lane at lead screw 6, nut 7 fixes the bottom at lifter 4, space department between pipe 1 and the excircle pipe 10 is provided with the supplementary guider who leads when supplying pipe 1 to go up and down.
The auxiliary guiding device comprises a sliding block 3 fixed at the outer ring of the lower end of the circular tube 1 and a chromium-plated steel bar 2 fixed at the bottom of the outer circular tube 10, and the sliding block 3 is movably sleeved on the chromium-plated steel bar 2.
In the embodiment, the motor 9 drives the screw rod 6 to rotate through the speed reducer 8, when the screw rod 6 rotates, the nut 7 on the outer ring of the screw rod 6 lifts in the guide groove 12, if the nut 7 lifts, the nut 7 pushes the lifting rod 4 to lift, and when the lifting rod 4 lifts, the circular tube 1 is driven to lift, so that the purpose of controlling lifting is achieved;
the device completes the lifting of the cylinder 1 in a transmission mode of the screw rod 6 and the nut 7, can be applied to the vertical adjustment of the height of a camera during the unmanned broadcast-grade video shooting, and achieves the purposes of stable operation and low movement noise;
the lower extreme of pipe 1 passes through slider 3 sliding guide on chromium-plated steel bar 2, carries out spacing direction to 1 lower extreme of pipe, stability when further increasing pipe 1 and going up and down.
The inner ring of the upper end of the outer circular tube 10 is fixedly provided with a guide sleeve 5, the inner wall of the guide sleeve 5 is smooth, and the guide sleeve 5 is movably attached to the outer ring of the circular tube 1.
It should be noted that, the lifting rod 4 drives the circular tube 1 to rise when rising, and the circular tube 1 goes up and down in the outer cylinder 10 through the guide sleeve 5, carries out spacing direction to the upper end of the circular tube 1, and the inner wall of the guide sleeve 5 is smooth, makes the circular tube 1 rise and fall steadily, thereby reaches the purpose of improving the stationarity when the circular tube 1 goes up and down.
The guide groove 12 comprises a circular groove body and a rectangular groove body which are adjacently spliced and mutually communicated, the lifting rod 4 is movably arranged in the rectangular groove body, and the screw rod 6 is movably arranged in the circular groove body.
Furthermore, the lifting rod 4 and the screw rod 6 are arranged in a staggered mode, and the screw rod 6 cannot influence the lifting rod 4 in the lifting process.
One end of the nut 7 is provided with a rectangular guide block which is arranged in the rectangular groove body in a sliding manner.
Specifically, the rectangular guide block stably ascends and descends in the rectangular groove body, so that the bumping phenomenon in the ascending and descending process is reduced.
The slide block 3 is provided with at least one group at the outer ring of the circular tube 1.
Wherein, can be provided with the slider 3 of suitable quantity in the outer lane department of pipe 1 according to actual demand, the preferred is three groups, and the triangle structure supports and leads 1 lifts of pipe to promote the stability of camera when going up and down.
The electric lifting mechanism provided by the embodiment has the following working process:
the device completes the lifting of the cylinder 1 in a transmission mode of the screw rod 6 and the nut 7, can be applied to the vertical adjustment of the height of a camera during the shooting of an unmanned broadcast-grade video screen, and achieves the purposes of stable operation and low motion noise.
It should be understood that the present invention is not limited to the particular embodiments described herein, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. An electric lift mechanism, comprising:
set up in the outside excircle pipe of pipe, the bottom of outer pipe is provided with speed reducer, motor, and the upper end transmission of motor is connected with the lead screw, the lead screw sets up in the inside of outer pipe along the direction of height of outer pipe, and the outside of lead screw is provided with the guide cylinder, be equipped with the guide way in the guide cylinder, still be provided with in the guide way and stretch into the inside lifter of fixing at the pipe top of pipe, be provided with the nut in the guide way, the nut passes through screw-thread fit and connects in the outer lane of lead screw, and the bottom at the lifter is fixed to the nut, and space department between pipe and the excircle pipe is provided with the supplementary guider who leads when supplying the pipe to go up and down.
2. An electric lifting mechanism according to claim 1, characterized in that: the auxiliary guide device comprises a sliding block fixed at the outer ring of the lower end of the circular tube and a chromium-plated steel bar fixed at the bottom of the outer circular tube, and the sliding block is movably sleeved on the chromium-plated steel bar.
3. An electric lifting mechanism according to claim 1, characterized in that: the fixed uide bushing that is provided with in upper end inner circle department of outer pipe, the inner wall of uide bushing is smooth, and the uide bushing activity laminating is in the outer lane department of pipe.
4. An electric lifting mechanism according to claim 1, characterized in that: the guide way includes adjacent concatenation and circular cell body and the rectangle cell body that communicates each other, the lifter activity sets up in the rectangle cell body, the lead screw activity sets up in circular cell body.
5. An electric lifting mechanism according to claim 4, characterized in that: one end of the nut is provided with a rectangular guide block, and the rectangular guide block is arranged in the rectangular groove body in a sliding mode.
6. An electric lifting mechanism according to claim 2, characterized in that: the sliding blocks are at least provided with one group at the outer ring of the round pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121483834.4U CN215488823U (en) | 2021-07-01 | 2021-07-01 | Electric lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121483834.4U CN215488823U (en) | 2021-07-01 | 2021-07-01 | Electric lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215488823U true CN215488823U (en) | 2022-01-11 |
Family
ID=79723808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121483834.4U Active CN215488823U (en) | 2021-07-01 | 2021-07-01 | Electric lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215488823U (en) |
-
2021
- 2021-07-01 CN CN202121483834.4U patent/CN215488823U/en active Active
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