CN107546460B - Two-stage lifting mechanism - Google Patents
Two-stage lifting mechanism Download PDFInfo
- Publication number
- CN107546460B CN107546460B CN201710099447.2A CN201710099447A CN107546460B CN 107546460 B CN107546460 B CN 107546460B CN 201710099447 A CN201710099447 A CN 201710099447A CN 107546460 B CN107546460 B CN 107546460B
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- primary
- supporting plate
- motor
- electric push
- push rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 6
- 238000005536 corrosion prevention Methods 0.000 abstract description 2
- 150000003839 salts Chemical class 0.000 abstract description 2
- 239000004576 sand Substances 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses a secondary lifting mechanism, which comprises a primary supporting plate, wherein guide optical axes are symmetrically arranged at two sides of the bottom end of the primary supporting plate, a primary motor is arranged at the bottom end of the primary supporting plate, a primary electric push rod is connected with the primary motor through an output shaft, a chain wheel is symmetrically arranged at the top end of the primary electric push rod, a chain is arranged on the chain wheel, one end, far away from the chain wheel, of the chain is connected with a fixing seat, a secondary motor is arranged on the fixing seat, the secondary motor is connected with a secondary electric push rod through an output shaft, the top end of the secondary electric push rod is provided with a secondary supporting plate, and one side, far away from the fixing seat, of the secondary supporting plate is provided with an antenna through a bracket. The invention effectively avoids the shielding of the antenna, and simultaneously, the first-stage supporting plate and the second-stage supporting plate both adopt the motor and the electric push rod as power, thereby having the environment protection functions of corrosion prevention, sand wind prevention, salt fog prevention, water prevention and the like, and having stable and reliable lifting.
Description
Technical Field
The invention relates to the technical field of secondary lifting mechanisms, in particular to a secondary lifting mechanism.
Background
The motorized antenna is installed on the vehicle Fang Cangna, when the antenna works, the lifting mechanism lifts the antenna out of the cabin, and in the transportation process, the antenna is recovered into the shelter by the lifting mechanism. The existing lifting mechanism is in a form of a screw-nut transmission, a scissor fork, a hydraulic cylinder, an electric push rod and the like, and is limited by the size of an antenna, the height of a shelter and the space size in the shelter, the antenna is arranged in the vehicle-mounted shelter, and when the lifting mechanism works, the antenna is required to be exposed outside the shelter and cannot be covered at all around. The same antenna is generally installed in the left front cabin and the right rear cabin respectively, if the same primary lifting mechanism is used, the heights of the antennas after the antennas are lifted out of the cabin are the same, when a signal source is positioned on a connecting line of the two antennas, signals of the rear antennas are shielded, normal operation of the antennas is affected, and the use requirements are not met.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a two-stage lifting mechanism.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The secondary elevating system, including the one-level layer board, the bottom bilateral symmetry of one-level layer board is equipped with the direction optical axis, the bottom of one-level layer board is equipped with one-level motor, one-level motor has one-level electric putter through output shaft, one-level electric putter's top symmetry is equipped with the sprocket, be equipped with the chain on the sprocket, the one end that the sprocket was kept away from to the chain is connected with the fixing base, be equipped with the secondary motor on the fixing base, the secondary motor has the secondary electric putter through output shaft, and the top of secondary electric putter is equipped with the secondary layer board, one side that the fixing base was kept away from to the secondary layer board is equipped with the antenna through the support.
Preferably, the number of the secondary electric push rods is four, and the secondary electric push rods are arranged at four corners of the secondary supporting plate.
Preferably, the model specifications of the primary motor and the secondary motor are the same.
Preferably, the thickness of the primary pallet is greater than the thickness of the secondary pallet.
Preferably, the fixing seat is provided with a fixing groove, and the secondary motor is arranged in the fixing groove.
Preferably, the guiding optical axis comprises a guiding sleeve and a guiding shaft, the guiding sleeve is movably arranged outside the guiding shaft, the guiding shaft extends out of the guiding sleeve, and the guiding sleeve is arranged on the first-stage supporting plate.
Preferably, the guide sleeve is arranged on the first-stage supporting plate through a locking screw.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the secondary support plate, the secondary electric push rods, the chain wheels, the primary electric push rods, the chains, the fixing seats, the primary support plate, the primary motor, the secondary motor and the guide optical axis are added, the primary motor is electrified, the primary motor rotates to drive the two primary electric push rods to synchronously move upwards, the chain wheels drive the fixing seats to move through the chains, the primary support plate is lifted to the cabin top, when the primary support plate reaches the limit height, the primary travel switch acts, the primary motor is powered off, meanwhile, the secondary motor works, and the secondary support plate is lifted through the four secondary electric push rods. When the secondary supporting plate is lifted in place, the travel switch of the secondary lifting mechanism acts, the secondary motor is powered off, and the antenna is lifted to the designated height. The invention effectively avoids the shielding of the antenna, and simultaneously, the first-stage supporting plate and the second-stage supporting plate both adopt the motor and the electric push rod as power, thereby having the environment protection functions of corrosion prevention, sand wind prevention, salt fog prevention, water prevention and the like, and having stable and reliable lifting.
Drawings
FIG. 1 is a side view of a two-stage lift mechanism according to the present invention;
Fig. 2 is a front view of a structure of a two-stage lifting mechanism according to the present invention.
In the figure: the antenna, the second-level supporting plate, the second-level electric push rod 3, the sprocket 4, the first-level electric push rod 5, the chain 6, the fixing seat 7, the first-level supporting plate 8, the first-level motor 9, the second-level motor 10 and the guiding optical axis 11.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-2, second grade elevating system, including one-level layer board 8, the bottom bilateral symmetry of one-level layer board 8 is equipped with direction optical axis 11, the bottom of one-level layer board 8 is equipped with one-level motor 9, one-level motor 9 has one-level electric putter 5 through output shaft, the top symmetry of one-level electric putter 5 is equipped with sprocket 4, be equipped with chain 6 on sprocket 4, the one end that chain 6 kept away from sprocket 4 is connected with fixing base 7, be equipped with second grade motor 10 on the fixing base 7, second grade motor 10 has second grade electric putter 3 through output shaft, and the top of second grade electric putter 3 is equipped with second grade layer board 2, one side that second grade layer board 2 kept away from fixing base 7 is equipped with antenna 1 through the support, the quantity of second grade electric putter 3 is four, and the four corners department of second grade layer board 2 is located to second grade electric putter 3, one-level motor 9 and second grade motor 10's model specification are the same, the thickness of one-level layer board 8 is greater than the thickness of second grade layer board 2, the fixed slot has been seted up on the fixing base 7, and second grade motor 10 locates in the fixed slot, direction optical axis 11 includes uide bushing and guiding axle, uide bushing activity uide axle is located outside the uide axle, and the uide axle extends to outside the uide axle, and the die 8 is located on the layer board through the level layer board 8, through the locking screw.
In the use process, the primary motor 9 is started, the primary motor 9 is electrified, the primary motor 9 drives the two primary electric push rods 5 to synchronously move upwards through the rotation of the output shaft, the primary electric push rods 5 drive the chain wheels 4 to move, the chain wheels 4 drive the fixing seats 7 to move, the primary support plates 8 are lifted to the cabin top through the chains 6, when the primary support plates 8 reach the limiting height, the primary travel switch acts, the primary motor 9 is powered off, meanwhile, the secondary motor 10 works, the secondary motor 10 pushes the four secondary electric push rods 3 through the output shaft to lift the secondary support plates 2, when the secondary support plates are lifted in place, the travel switch of the secondary lifting mechanism acts, the secondary motor 10 is powered off, and the antenna 1 is lifted to the designated height.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The secondary lifting mechanism comprises a primary supporting plate (8), and is characterized in that guide optical axes (11) are symmetrically arranged at two sides of the bottom end of the primary supporting plate (8), a primary motor (9) is arranged at the bottom end of the primary supporting plate (8), a primary electric push rod (5) is connected to the primary motor (9) through an output shaft, a chain wheel (4) is symmetrically arranged at the top end of the primary electric push rod (5), a chain (6) is arranged on the chain wheel (4), a fixing seat (7) is connected to one end, far away from the chain wheel (4), of the chain (6), a secondary motor (10) is arranged on the fixing seat (7), a secondary electric push rod (3) is connected to the secondary motor (10) through an output shaft, a secondary supporting plate (2) is arranged at the top end of the secondary electric push rod (3), and an antenna (1) is arranged on one side, far away from the fixing seat (7), of the secondary supporting plate (2) through a bracket; the number of the secondary electric push rods (3) is four, and the secondary electric push rods (3) are arranged at four corners of the secondary supporting plate (2); a fixed groove is formed in the fixed seat (7), and the secondary motor (10) is arranged in the fixed groove; the guide optical axis (11) comprises a guide sleeve and a guide shaft, the guide sleeve is movably arranged outside the guide shaft, the guide shaft extends out of the guide sleeve, and the guide shaft is arranged on the primary supporting plate (8).
2. The secondary lifting mechanism according to claim 1, characterized in that the primary motor (9) and the secondary motor (10) are of the same type and specification.
3. The secondary lifting mechanism according to claim 1, characterized in that the thickness of the primary pallet (8) is greater than the thickness of the secondary pallet (2).
4. The secondary lifting mechanism according to claim 1, characterized in that the guide shaft is arranged on the primary pallet (8) by means of locking screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710099447.2A CN107546460B (en) | 2017-02-23 | 2017-02-23 | Two-stage lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710099447.2A CN107546460B (en) | 2017-02-23 | 2017-02-23 | Two-stage lifting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107546460A CN107546460A (en) | 2018-01-05 |
| CN107546460B true CN107546460B (en) | 2024-04-30 |
Family
ID=60965831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710099447.2A Active CN107546460B (en) | 2017-02-23 | 2017-02-23 | Two-stage lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107546460B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947462Y (en) * | 2006-09-14 | 2007-09-12 | 中国兵器工业第二○六研究所 | Folding radar antenna lifting gearing |
| CN201349050Y (en) * | 2008-12-26 | 2009-11-18 | 重庆鼎基机电技术有限公司 | Vehicle-mounted mobile communication base station antenna seat |
| CN202651342U (en) * | 2012-07-10 | 2013-01-02 | 刘石泉 | Electric antenna elevating gear |
| CN104733858A (en) * | 2015-03-23 | 2015-06-24 | 湖南航天环宇通信科技有限责任公司 | Automatic antenna support |
| CN104752805A (en) * | 2015-04-19 | 2015-07-01 | 成都中兢伟奇科技有限责任公司 | Mobile signal receiving antenna device with automatic lifting function |
| CN104993218A (en) * | 2015-07-24 | 2015-10-21 | 江苏捷诚车载电子信息工程有限公司 | Large vehicle antenna electric lifting platform |
| CN206506011U (en) * | 2017-02-23 | 2017-09-19 | 石家庄市安瑞尔机械制造有限公司 | Secondary lifting mechanism |
-
2017
- 2017-02-23 CN CN201710099447.2A patent/CN107546460B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200947462Y (en) * | 2006-09-14 | 2007-09-12 | 中国兵器工业第二○六研究所 | Folding radar antenna lifting gearing |
| CN201349050Y (en) * | 2008-12-26 | 2009-11-18 | 重庆鼎基机电技术有限公司 | Vehicle-mounted mobile communication base station antenna seat |
| CN202651342U (en) * | 2012-07-10 | 2013-01-02 | 刘石泉 | Electric antenna elevating gear |
| CN104733858A (en) * | 2015-03-23 | 2015-06-24 | 湖南航天环宇通信科技有限责任公司 | Automatic antenna support |
| CN104752805A (en) * | 2015-04-19 | 2015-07-01 | 成都中兢伟奇科技有限责任公司 | Mobile signal receiving antenna device with automatic lifting function |
| CN104993218A (en) * | 2015-07-24 | 2015-10-21 | 江苏捷诚车载电子信息工程有限公司 | Large vehicle antenna electric lifting platform |
| CN206506011U (en) * | 2017-02-23 | 2017-09-19 | 石家庄市安瑞尔机械制造有限公司 | Secondary lifting mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107546460A (en) | 2018-01-05 |
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