CN106439753B - Concealed lifting mechanism with rotary self-locking function - Google Patents
Concealed lifting mechanism with rotary self-locking function Download PDFInfo
- Publication number
- CN106439753B CN106439753B CN201610907664.5A CN201610907664A CN106439753B CN 106439753 B CN106439753 B CN 106439753B CN 201610907664 A CN201610907664 A CN 201610907664A CN 106439753 B CN106439753 B CN 106439753B
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- lifting rod
- pulley
- fixed
- wire rope
- fixed pulley
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- 230000007704 transition Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 2
- 210000003781 tooth socket Anatomy 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/36—Hoisting or lowering devices, e.g. for maintenance
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Manipulator (AREA)
Abstract
The invention discloses an inner hidden lifting mechanism with rotary self-locking, which comprises a lifting rod I, a lifting rod II, a wire winding disc, a wire rope and a self-locking device, and is characterized in that the lifting rod II is nested inside the lifting rod I, a pulley assembly is arranged between the lifting rod I and the lifting rod II, the pulley assembly comprises a first fixed pulley, a first movable pulley, a second fixed pulley and a second movable pulley, a transition wheel is further arranged on the outer side of the upper part of the lifting rod I, the wire winding disc is arranged on the outer side of the middle part of the lifting rod I, the wire rope sequentially passes through the transition wheel, the first fixed pulley, the first movable pulley, the second fixed pulley, the second movable pulley and the wire rope fixing shaft, one end of the wire rope is wound on the wire winding disc, the other end of the wire rope fixing shaft is fixed, and the self-locking device is arranged at the bottom end of the lifting rod I, and comprises a lifting rod base, a bearing pin, a sliding block, a spring and a spring box.
Description
Technical Field
The invention relates to the technical field of lifting machinery, in particular to an implicit lifting mechanism with a rotary self-locking function for a mobile lighting lighthouse.
Background
Currently, mobile lighting lighthouses are widely used in various technical fields. The traditional manual antenna type vertical lifting rod adopts a hand-operated type, namely a manual winch is installed on a first section of lifting rod, a fixed pulley or a pulley block is arranged outside the lifting rod, a steel wire rope is driven to lift a lamp pole, and the lifting telescopic lamp pole is disclosed in the patent application of the invention with the application number of 201310218555.9, and is controlled to lift or fall through the cooperation of the manual winch and the pulley, so that the technical problem of fixing the height of the lamp pole is solved. However, in this case, if the number of the sections exceeds 5, the sections are difficult to lift, the lifting tension is the sum of (n-1) times of the self weight of each section of lamp post, so that all the traditional antenna type upright lamp posts exceeding 5 sections are required to be provided with hydraulic cylinders or other auxiliary equipment for lifting, but the manufacturing cost is increased certainly; in addition, the pulley block with the structure is arranged on the outer surface, so that the service life of the pulley assembly is shortened due to the fact that the pulley assembly is exposed to sunlight and rain, and the attractiveness of the pulley assembly is affected.
After the traditional lifting rod is lifted, the self-locking in the aspect of rotation is realized by manually operating the position of a round hole where a spring bolt is inserted into the lifting rod base. In the prior art, the utility model with the patent number ZL201310405886.3 discloses a rope wheel with a self-locking device, and the self-locking of a steel wire rope is realized through a U-shaped plate and a long slot hole with a certain inclination and a roller wheel which are arranged in the U-shaped plate, but the structure is poor in automaticity and inconvenient to operate because the position of the steel wire rope is locked by manually controlling a spanner on the rotating wheel; the utility model patent application with the application number 201410698728.6 discloses a self-locking type descender-tether device, which realizes automatic locking of a rope through the matching of a guide flange and a cam, solves the technical problem of poor controllability of rope braking, but has a complex structure and is difficult to maintain.
Disclosure of Invention
In order to solve the problems, the invention provides the concealed lifting mechanism with the rotary self-locking function, which has a simple structure, can realize the automatic locking of the lifting rod, increases the lifting height of the lamp pole lifting system, saves time and labor and is attractive.
The invention adopts the technical proposal for solving the technical problems that: the utility model provides a take rotatory self-locking's interior hidden elevating system, includes lifter I, lifter II, hank dish, wire rope and self-locking device, its characterized in that, lifter I sets up to transversal square tube of personally submitting the rectangle, and the inside nested lifter II that is equipped with of lifter I is provided with the pulley assembly between lifter I and the lifter II, the pulley assembly includes first fixed pulley, first movable pulley, second fixed pulley, second movable pulley, and wherein first fixed pulley, second fixed pulley and the wire rope fixed axle that sets up adjacent with the second fixed pulley are fixed in lifter I upper portion inboard, and first movable pulley, second movable pulley set up in lifter II lower part outside, lifter I upper portion outside is provided with the transition wheel, and the transition wheel is fixed in first fixed pulley below, and lifter I middle part outside is provided with the hank dish, wire rope is through first fixed pulley, first movable pulley, second fixed pulley, wire rope fixed axle, one end winding on the hank rope fixed axle, and the other end is fixed on the wire rope fixed axle, and lifter I bottom is provided with the bearing pin, the self-locking device is provided with the bearing box, and the bearing box is provided with the bottom the bearing box is provided with at the bottom the end, and the bottom of the self-locking device is provided with the bearing box, and the bottom is provided with the end through the bearing box, and the self-locking device is provided with the bearing box.
The second fixed pulley, the first movable pulley and the second movable pulley are coplanar.
The planes of the first fixed pulley and the second fixed pulley are mutually perpendicular.
Limiting pins for preventing the steel wire rope from falling off the pulleys are arranged on the periphery of the first fixed pulley, the second fixed pulley, the first movable pulley and the second movable pulley.
The outside rocker that is provided with of stranded conductor dish, the inside antiskid that prevents stranded conductor and fall smooth that is provided with of stranded conductor dish.
The spring box is a rectangular groove, and rectangular holes with the sizes matched with those of the sliding blocks are formed in two ends of the spring box.
The beneficial effects of the invention are as follows: the problem that the traditional lifting rod is self-locked and the lifting rod base is required to be locked by a manual control spring bolt is solved, and the automatic locking of the lifting rod is realized; in addition, the problem that the traditional manual lamp post can only lift 5 lamp posts at the highest is solved, and the lifting of the lamp posts can be ensured by only using the force of 1/4 of the total weight of each lamp post, so that the time and the labor are saved, the working efficiency is improved, and the lifting height of a lamp post lifting system is increased; the whole device is implicitly installed in the pulley, only one steel wire rope is seen from the outer surface, and the structure is attractive.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the elevating mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the self-locking device of the present invention.
In the figure: 1. lifting rod I, 2 lifting rod II, 30, transition wheel, 31, first fixed pulley, 32, first movable pulley, 33, second fixed pulley, 34, second movable pulley, 35, wire rope fixed shaft, 4, wire reel, 5, wire rope, 6, self-locking device, 61, lifting rod base, 62, bearing, 63, bearing pin, 64, slider, 65, spring, 66, spring box, 7, rocker.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1,2 and 3, the invention provides an inner hidden lifting mechanism with rotary self-locking, which comprises a lifting rod i 1, a lifting rod ii 2, a wire twisting disc 4, a steel wire rope 5 and a self-locking device 6, and is characterized in that the lifting rod i 1 is provided with a square tube with a rectangular cross section, the lifting rod ii 2 is nested inside the lifting rod i 1, a pulley assembly is arranged between the lifting rod i 1 and the lifting rod ii 2, the pulley assembly comprises a first fixed pulley 31, a first movable pulley 32, a second fixed pulley 33 and a second movable pulley 34, wherein the first fixed pulley 31, the second fixed pulley 33 and a steel wire rope fixing shaft 35 arranged adjacent to the second fixed pulley 33 are fixed on the inner side of the upper part of the lifting rod i 1, the first movable pulley 32 and the second movable pulley 34 are arranged on the outer side of the lower part of the lifting rod ii 2, a transition wheel 30 is arranged on the outer side of the upper part of the lifting rod i 1, the transition wheel 30 is fixed below the first fixed pulley 31, the wire winding disc 4 is arranged on the outer side of the middle part of the lifting rod I1, the steel wire rope 5 sequentially passes through the transition wheel 30, the first fixed pulley 31, the first movable pulley 32, the second fixed pulley 33, the second movable pulley 34 and the steel wire rope fixing shaft 35, one end of the steel wire rope fixing shaft 35 is wound on the wire winding disc 4, the other end of the steel wire rope fixing shaft 35 is fixed on the steel wire rope fixing shaft 35, the bottom end of the lifting rod I1 is provided with the self-locking device 6, the self-locking device comprises a lifting rod base 61, a bearing 62, a bearing pin 63, a sliding block 64, a spring 65 and a spring box 66, the lifting rod base 61 is provided with a gear-shaped flange, the lifting rod base 61 is fixedly arranged at the bottom end of the lifting rod I1 through welding, one side of the lifting rod base 61 is provided with the sliding block 64, one end of the sliding block 64 is provided with the bearing 62, the sliding block 64 is rotatably connected with the bearing 62 through the bearing pin 63, the other end of the sliding block 64 is externally sleeved with a spring 65 and is arranged in a spring box 66, tooth grooves uniformly arranged on the circumferential edge of the lifting rod base 61 are meshed with the curved surface of the bearing 62, and the purpose of automatic locking is achieved under the action of the spring 65.
The first movable pulley 32, the second fixed pulley 33 and the second movable pulley 34 are coplanar.
The planes of the first fixed pulley 31 and the second fixed pulley 33 are perpendicular to each other.
The first fixed pulley 31, the second fixed pulley 33, the first movable pulley 32 and the second movable pulley 34 are all provided with limiting pins 36 for preventing the steel wire rope from falling off the pulleys.
The outside of the stranded wire disc 4 is provided with a rocker 7, and the inside of the stranded wire disc 4 is provided with an anti-slip device for preventing stranded wires from slipping backwards.
The spring box 66 is a rectangular groove, and rectangular holes with the size matched with the sliding block 64 are formed in two ends of the spring box 66.
As shown in fig. 2, when the operator rotates the winch disc 4, the first movable pulley 32 and the second movable pulley 34 are driven to move upwards along with the rotation of the winch disc 4, and then the lifting rod ii 2 is driven to move upwards, so that the lifting rod ii 2 is lifted; one end of the steel wire rope for controlling the lifting rod III is connected to the lifting rod III, and the other end of the steel wire rope is fixed on the lifting rod I1, so that the lifting rod III is driven to rise along with the rising of the lifting rod II 2, and the steel wire rope 5 for controlling the lifting rod III is continuously tensioned to lift the lifting rod III from the inner cavity of the lifting rod II; similarly, according to the steel wire rope 5 for controlling the N-th lamp pole, one end of the steel wire rope is fixed on the N-th lamp pole, the other end of the steel wire rope is fixed on the (N-2) lamp pole, and so on, the synchronous lifting of each lamp pole can be controlled by rotating the winch disc, and a lamp pole lifting working period is completed.
As shown in fig. 3, when the operator lightly rotates the lifting rod i 1, the lifting rod base 61 at the bottom of the lifting rod i 1 is driven to rotate, and the bearing 62 engaged with the lifting rod base is also rotated, so that the rotation of the lifting rod i 1 is realized; when the engaged position of the lifting rod base 61 and the bearing 62 is rotated from the top of the tooth groove to the root of the tooth groove, if an operator stops rotating the lifting rod I1 at the moment, the sliding block 64 is clamped at the root of the tooth groove of the lifting rod base 61, so that the self-locking effect of the rotation of the lifting rod is realized, and the rotation of the lifting rod due to the influence of inertia or external wind force and the like is prevented; the lifting rod can be continuously rotated by continuously rotating the lifting rod.
According to the invention, the problem that the traditional lifting rod is self-locked and the lifting rod base is locked by a manual control spring bolt is solved by the rotary self-locking device 6, so that the lifting rod is automatically locked; in addition, the pulley assembly 3 solves the problem that the traditional manual lamp post can only lift 5 lamp posts at the highest, and only 1/4 of the total weight of each lamp post is needed to ensure the lifting of the lamp post, so that the time and the labor are saved, the working efficiency is improved, and the lifting height of a lamp post lifting system is increased; the whole device is implicitly installed in the pulley, only one steel wire rope is seen from the outer surface, and the structure is attractive.
Claims (3)
1. The utility model provides an in rotatory auto-lock in-house elevating system in area, includes lifter I (1), lifter II (2), stranded conductor dish (4), wire rope (5) and self-locking device (6), a serial communication port, lifter I (1) sets up to the square tube that the transversal rectangle is personally submitted, and lifter I (1) inside nestification is equipped with lifter II (2), is provided with pulley assembly between lifter I (1) and lifter II (2), pulley assembly includes first fixed pulley (31), first movable pulley (32), second fixed pulley (33), second movable pulley (34), wherein first fixed pulley (31), second fixed pulley (33) to and wire rope fixed axle (35) that set up adjacent with second fixed pulley (33) are fixed in lifter I (1) upper portion inboard, and first movable pulley (32), second movable pulley (34) set up in lifter II (2) lower part outside, lifter I (1) upper portion outside is provided with transition wheel (30), and transition wheel (30) are fixed under first fixed pulley (31), and wire rope (3) outside, second fixed pulley (33) are fixed in proper order, wire rope (3) outside, wire rope (33) are fixed in proper order to be provided with second fixed pulley (33) A wire rope fixing shaft (35), one end of which is wound on the stranded wire disc (4), and the other end of which is fixed on the wire rope fixing shaft (35); a steel wire rope (5) for controlling the N-th lamp post, one end of which is fixed on the N-th lamp post, and the other end of which is fixed on the (N-2) lamp post;
The bottom end of the lifting rod I (1) is provided with a self-locking device (6), the self-locking device (6) comprises a lifting rod base (61), a bearing (62), a bearing pin (63), a sliding block (64), a spring (65) and a spring box (66), the lifting rod base (61) is provided with a gear-shaped flange, the lifting rod base (61) is fixedly arranged at the bottom end of the lifting rod I (1) through welding, one side of the lifting rod base (61) is provided with a sliding block (64), one end of the sliding block (64) is provided with a bearing (62), the sliding block (64) is rotationally connected with the bearing (62) through the bearing pin (63), the outer part of the other end of the sliding block (64) is sleeved with the spring (65) and is arranged in the spring box (66), an inner groove of the lifting rod base (61) is meshed with a curved surface of the bearing (62), when an operator lightly rotates the lifting rod I (1), the lifting rod base (61) at the bottom is driven to rotate, the bearing (62) meshed with the lifting rod base (1) is also rotated along with the lifting rod base, the rolling tooth groove I (1) is enabled to rotate, the rolling groove I (62) is formed at the root of the lifting rod I is meshed with the bearing (62) through the bearing (1), the sliding block (64) is clamped at the root of a tooth socket of the lifting rod base (61);
The first fixed pulley (32), the second fixed pulley (33) and the second fixed pulley (34) are coplanar, the planes of the first fixed pulley (31) and the second fixed pulley (33) are mutually perpendicular, and limiting pins (36) for preventing the steel wire rope from falling off are arranged on the periphery of the first fixed pulley (31), the second fixed pulley (33), the first movable pulley (32) and the second movable pulley (34).
2. The concealed lifting mechanism with rotary self-locking according to claim 1, wherein a rocker (7) is arranged outside the stranded wire disc (4), and an anti-slip device for preventing stranded wires from slipping backwards is arranged inside the stranded wire disc (4).
3. The concealed lifting mechanism with rotary self-locking according to claim 1, wherein the spring box (66) is a rectangular groove, and rectangular holes with the size matched with the sliding blocks (64) are formed at two ends of the spring box (66).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610907664.5A CN106439753B (en) | 2016-10-19 | 2016-10-19 | Concealed lifting mechanism with rotary self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610907664.5A CN106439753B (en) | 2016-10-19 | 2016-10-19 | Concealed lifting mechanism with rotary self-locking function |
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| Publication Number | Publication Date |
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| CN106439753A CN106439753A (en) | 2017-02-22 |
| CN106439753B true CN106439753B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610907664.5A Active CN106439753B (en) | 2016-10-19 | 2016-10-19 | Concealed lifting mechanism with rotary self-locking function |
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| CN108031126B (en) * | 2018-01-30 | 2024-02-02 | 北方民族大学 | Water wheel lifting shafting |
| CN112747294A (en) * | 2019-10-31 | 2021-05-04 | 湖北国信强科技有限公司 | Height-adjustable movable street lamp pole |
| CN112089579B (en) * | 2020-11-10 | 2021-02-02 | 上海傅利叶智能科技有限公司 | Rehabilitation robot and leg length adjusting mechanism thereof |
| KR102527192B1 (en) * | 2022-05-03 | 2023-05-02 | 주식회사 화신이앤비 | Height-Adjustable Elevating Lighting Tower |
| WO2024020930A1 (en) * | 2022-07-28 | 2024-02-01 | 深圳亚锐光电科技有限公司 | Lifting apparatus and lighting device |
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|---|---|
| CN106439753A (en) | 2017-02-22 |
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Address after: Workshop D1 and D4, Seventh Industrial Park, Huangtun Town, High tech Zone, Jining City, Shandong Province, 272104 Applicant after: Saiwate (Shandong) Power Technology Co.,Ltd. Address before: Workshop D1 and D4, Seventh Industrial Park, Huangtun Town, High tech Zone, Jining City, Shandong Province, 272104 Applicant before: SHANDONG SUPERWATT POWER EQUIPMENT Co.,Ltd. |
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