CN215516499U - Gear rack lifting device capable of easily replacing high-place advertising board - Google Patents
Gear rack lifting device capable of easily replacing high-place advertising board Download PDFInfo
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- CN215516499U CN215516499U CN202121275964.9U CN202121275964U CN215516499U CN 215516499 U CN215516499 U CN 215516499U CN 202121275964 U CN202121275964 U CN 202121275964U CN 215516499 U CN215516499 U CN 215516499U
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- 230000000670 limiting effect Effects 0.000 claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
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Abstract
The utility model provides a gear rack lifting device for an easily-replaced high-place advertising board, which is characterized by comprising a base, a top plate, a guide rod, a limiting block, a mounting plate, a reinforcing rib and a lifting mechanism, wherein one end of the guide rod is welded at the top of the base; the number of the guide rods is four; a top plate is arranged on the upper side of the base; the top of the guide rod is welded with a limiting block; the top of the top plate is welded with a mounting plate; reinforcing ribs are welded between the mounting plate and the top plate; a lifting mechanism is arranged in the base; the design of the utility model ensures the safe operation of the worker, and simultaneously utilizes the modes of the gear, the rack and the connecting rod to replace the lifting mode of a screw rod and a threaded sleeve in the prior art, so that the lifting speed is obviously improved, the worker can complete the replacement of the billboard in a shorter time, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of remote videos, in particular to a gear rack lifting device for an overhead billboard easy to replace.
Background
The billboard is a signal tool for starting the next production process or carrying products to downstream processes in a pulling system, the term is a signal or a signal board in Japanese, and the term generally refers to all outdoor media for transmitting advertisement information, and the size of the media depends on the actual environment, and pictures of shop signs, shop heads and facades can be manually drawn, made by a computer or printed on paper. The billboard is generally made of square tubes, angle steels and the like by welding, and can be provided with three-dimensional plates, lamp cloth, plastic uptake, automobile baking finish, pinch plates, aluminum-plastic plates and the like, the specifications of advertisements are different in each cell, no regulation is made for the industry, the trade and the city, and the external structure of a house is specifically seen;
the traditional billboard is arranged on the upper side of a high frame through a fixed structure, when the billboard is exposed to the sun after a period of wind or needs to be replaced with billboards with other contents, workers can only climb to a high place to detach the billboard and take the billboard off by using an external crane, so that the danger coefficient of the work of the workers is large, the lifting of the billboard position can be realized by using a lead screw and a threaded sleeve in the prior art, when the billboard needs to be replaced, the lead screw is driven by a motor to enable the billboard to fall to a low position, the billboard is manually detached and replaced, and then the billboard is lifted to the original position by using the motor, but the lifting mode in the prior art needs the threaded sleeve and the lead screw to be continuously and rotatably matched, so that the lifting speed is low, the step of replacing the billboard is slow, the working efficiency is influenced, and the lifting mechanism is exposed in the external environment for a long time, can gradual oxidation corrosion between screw thread and the lead screw for card pause or the dead problem of card appear in the in-process that goes up and down, lead to the bill-board to continue to go up and down, increased artifical cost of maintenance.
Disclosure of Invention
According to the technical problem, the utility model provides a gear rack lifting device for an easily-replaceable high-place advertising board, which is characterized by comprising a base, a top plate, a guide rod, a limiting block, a mounting plate, a reinforcing rib and a lifting mechanism, wherein one end of the guide rod is welded at the top of the base; the number of the guide rods is four; a top plate is arranged on the upper side of the base; a guide hole is formed in the top plate; the number of the guide holes is the same as that of the guide rods; the guide rod is arranged inside the guide hole; the top of the guide rod is welded with a limiting block; the top of the top plate is welded with a mounting plate; reinforcing ribs are welded between the mounting plate and the top plate; a lifting mechanism is arranged in the base;
the lifting mechanism consists of a motor, a transmission shaft, a gear, a limiting plate, a protective pad, a T-shaped sliding block, a rack, a rotating support, a main rod, an auxiliary rod and a connecting support, wherein the motor is installed on the rear side wall of the base through a bolt; the motor is connected with an external power supply; the number of the motors is two; the rear side wall of the base is provided with a through hole; the output ends of the two motors penetrate through the through hole to extend to the inside of the base, and a gear is welded inside the base; the left side wall and the right side wall of the base are respectively provided with a T-shaped sliding chute; a T-shaped sliding block is connected inside the T-shaped sliding groove in a sliding manner; racks are welded at the bottoms of the two T-shaped sliding blocks respectively; the number of the racks is N, and N is more than or equal to 2; the gear is arranged on the lower side of the T-shaped sliding block; the rack is meshed with the gear; a limiting plate is welded at the bottom inside the base; the left side wall and the right side wall of the limiting plate are respectively provided with a protective pad; the protective pad is made of rubber; the tops of the two T-shaped sliding blocks are respectively welded with a rotating bracket; the two rotating supports are respectively and rotatably connected with one end of the main rod; the top of the base is provided with a top groove; the main rod penetrates through the top groove and extends to the upper side of the base; the middle positions of the two main rods are mutually crossed and rotatably connected; the other end of the main rod is rotatably connected with an auxiliary rod; the other ends of the two auxiliary rods are jointly and rotatably connected with a connecting bracket; the connecting support is welded at the bottom of the top plate.
The utility model has the beneficial effects that:
when the advertising board replacing device is used, a worker only needs to switch on an external power supply of a motor, the motor rotates to drive a transmission shaft and a gear to rotate, the gear and the rack are meshed with each other, a T-shaped sliding block moves relatively, a main rod and an auxiliary rod are driven to contract and extend by moving a rotating support leftwards and rightwards, a top board can be longitudinally raised and lowered along a guide rod, when the worker needs to replace the advertising board, the top board drives a mounting board to descend by the above mode, the advertising board on the mounting board is replaced, and after the replacement is finished, the top board drives the mounting board and the advertising board to be raised to the original position by the same mode; through the mode, the safe operation of workers is ensured, meanwhile, the lifting mode of a lead screw and a threaded sleeve in the prior art is replaced by the modes of the gear rack and the connecting rod, so that the lifting speed is obviously improved, the workers can replace the advertising board in a shorter time, the working efficiency is improved, in addition, the external gear rack is not influenced by corrosion during transmission, the smooth operation of each time is ensured, and the manual maintenance cost is greatly reduced;
in addition, the limiting plate and the protective pad made of rubber are additionally arranged, the two T-shaped sliding blocks are prevented from colliding, the limiting effect is achieved, and the purpose of protecting the transmission structure between the gear and the rack is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an overall internal schematic view of the present invention;
FIG. 3 is a schematic view of the T-shaped slider and the T-shaped chute of the present invention.
As shown in the figure: the advertising board comprises a base 1, a motor 2, a transmission shaft 21, a gear 22, a limiting plate 23, a protective pad 24, a T-shaped sliding block 25, a rack 26, a top groove 27, a T-shaped sliding groove 28, a rotating support 3, a main rod 31, an auxiliary rod 32, a connecting support 33, a top plate 4, a guide rod 41, a limiting block 42, a mounting plate 5, a reinforcing rib 51 and an advertising board 6.
Detailed Description
Example 1
The utility model provides a gear rack lifting device for easily replacing a high-altitude advertising board, which is characterized by comprising a base 1, a top plate 4, a guide rod 41, a limiting block 42, a mounting plate 5, a reinforcing rib 51 and a lifting mechanism, wherein one end of the guide rod 41 is welded at the top of the base 1; the number of the guide rods 41 is four; a top plate 4 is arranged on the upper side of the base 1; a guide hole is formed in the top plate 4; the number of the guide holes is the same as that of the guide rods 41; the guide rod 41 is disposed inside the guide hole; the top of the guide rod 41 is welded with a limit block 42; the top of the top plate 4 is welded with a mounting plate 5; a reinforcing rib 51 is welded between the mounting plate 5 and the top plate 4; a lifting mechanism is arranged in the base 1;
the lifting mechanism consists of a motor 2, a transmission shaft 21, a gear 22, a limiting plate 23, a protective pad 24, a T-shaped slider 25, a rack 26, a rotating bracket 3, a main rod 31, an auxiliary rod 32 and a connecting bracket 33, and the motor 2 is installed on the rear side wall of the base 1 through bolts; the motor 2 is connected with an external power supply; the number of the motors 2 is two; the rear side wall of the base 1 is provided with a through hole; the output ends of the two motors 2 penetrate through the through hole and extend to the inside of the base 1, and a gear 22 is welded on the inside of the base 1; the left side wall and the right side wall of the base 1 are respectively provided with a T-shaped sliding chute 28; a T-shaped sliding block 25 is connected inside the T-shaped sliding groove 28 in a sliding manner; racks 26 are respectively welded at the bottoms of the two T-shaped sliding blocks 25; the number of the racks 26 is N, wherein N is more than or equal to 2; the gear 22 is arranged on the lower side of the T-shaped slide block 25; the rack 26 is meshed with the gear 22; a limiting plate 23 is welded at the bottom inside the base 1; the left side wall and the right side wall of the limiting plate 23 are respectively provided with a protective pad 24; the protective pad 24 is made of rubber; the tops of the two T-shaped sliding blocks 25 are respectively welded with a rotating bracket 3; the two rotating brackets 3 are respectively rotatably connected with one end of the main rod 31; the top of the base 1 is provided with a top groove 27; the main rod 31 passes through the top slot 27 and extends to the upper side of the base 1; the middle positions of the two main rods 31 are mutually crossed and rotatably connected; the other end of the main rod 31 is rotatably connected with an auxiliary rod 32; the other ends of the two auxiliary rods 32 are connected with a connecting bracket 33 in a rotating way; the connecting bracket 33 is welded to the bottom of the top plate 4.
Example 2
When the utility model is used, a worker only needs to switch on an external power supply of the motor 2, the motor 2 rotates to drive the transmission shaft 21 and the gear 22 to rotate, the gear 22 and the rack 26 are mutually meshed to enable the two T-shaped sliding blocks 25 to move relatively, the main rod 31 and the auxiliary rod 32 are driven to contract and extend by the left and right movement of the rotating support 3, the top plate 4 can be longitudinally raised and lowered along the guide rod 41, when the worker needs to replace the advertising board 6, the two motors 2 are controlled to rotate in opposite directions by starting the motor 2, the gear 22 and the rack 26 are mutually meshed to enable the two T-shaped sliding blocks 25 to move relatively, the main rod 31 and the auxiliary rod 32 are driven to contract by the left and right movement of the rotating support 3, the top plate 4 drives the mounting plate 5 to descend, the advertising board 6 on the mounting plate 5 is replaced, and after the replacement is finished, the motor 2 is started, the two motors 2 are controlled to rotate towards the other direction, the two T-shaped sliding blocks 25 move relatively through the mutual meshing of the gear 22 and the rack 26, the main rod 31 and the auxiliary rod 32 are driven to extend through the left-right movement of the rotating support 3, the top plate 4 drives the mounting plate 5 to ascend, and the top plate 4 drives the mounting plate 5 and the advertising board 6 to ascend to the original positions in such a way.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (3)
1. A gear rack lifting device for an easily replaceable high-place advertising board is characterized by comprising a base, a top plate, a guide rod, a limiting block, a mounting plate, a reinforcing rib and a lifting mechanism, wherein one end of the guide rod is welded at the top of the base; the number of the guide rods is four; a top plate is arranged on the upper side of the base; a guide hole is formed in the top plate; the number of the guide holes is the same as that of the guide rods; the guide rod is arranged inside the guide hole; the top of the guide rod is welded with a limiting block; the top of the top plate is welded with a mounting plate; reinforcing ribs are welded between the mounting plate and the top plate; a lifting mechanism is arranged in the base;
the lifting mechanism consists of a motor, a transmission shaft, a gear, a limiting plate, a protective pad, a T-shaped sliding block, a rack, a rotating support, a main rod, an auxiliary rod and a connecting support, wherein the motor is installed on the rear side wall of the base through a bolt; the motor is connected with an external power supply; the number of the motors is two; the rear side wall of the base is provided with a through hole; the output ends of the two motors penetrate through the through hole to extend to the inside of the base, and a gear is welded inside the base; the left side wall and the right side wall of the base are respectively provided with a T-shaped sliding chute; a T-shaped sliding block is connected inside the T-shaped sliding groove in a sliding manner; racks are welded at the bottoms of the two T-shaped sliding blocks respectively; the gear is arranged on the lower side of the T-shaped sliding block; the rack is meshed with the gear; a limiting plate is welded at the bottom inside the base; the left side wall and the right side wall of the limiting plate are respectively provided with a protective pad; the tops of the two T-shaped sliding blocks are respectively welded with a rotating bracket; the two rotating supports are respectively and rotatably connected with one end of the main rod; the top of the base is provided with a top groove; the main rod penetrates through the top groove and extends to the upper side of the base; the middle positions of the two main rods are mutually crossed and rotatably connected; the other end of the main rod is rotatably connected with an auxiliary rod; the other ends of the two auxiliary rods are jointly and rotatably connected with a connecting bracket; the connecting support is welded at the bottom of the top plate.
2. The gear rack lifting device for the high advertising board easy to replace as claimed in claim 1, wherein the number of the racks is N, and N is more than or equal to 2.
3. A rack and pinion elevator assembly for an easily replaceable high rise advertising billboard as claimed in claim 1 in which the protective pad is of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121275964.9U CN215516499U (en) | 2021-06-08 | 2021-06-08 | Gear rack lifting device capable of easily replacing high-place advertising board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121275964.9U CN215516499U (en) | 2021-06-08 | 2021-06-08 | Gear rack lifting device capable of easily replacing high-place advertising board |
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| Publication Number | Publication Date |
|---|---|
| CN215516499U true CN215516499U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121275964.9U Active CN215516499U (en) | 2021-06-08 | 2021-06-08 | Gear rack lifting device capable of easily replacing high-place advertising board |
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| Country | Link |
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| CN (1) | CN215516499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115100946A (en) * | 2022-06-22 | 2022-09-23 | 国网河南省电力公司杞县供电公司 | Warning device for overhauling terminal row of electric cabinet of serially connected transformer substation |
-
2021
- 2021-06-08 CN CN202121275964.9U patent/CN215516499U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115100946A (en) * | 2022-06-22 | 2022-09-23 | 国网河南省电力公司杞县供电公司 | Warning device for overhauling terminal row of electric cabinet of serially connected transformer substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231116 Address after: No. 232-2, Building 1, No. 232 Mingzhou West Road, Xinqi, Beilun District, Ningbo City, Zhejiang Province, 315800 Patentee after: Ningbo Yalan Advertising Media Co.,Ltd. Address before: 300000 office building 205-17, Fuyuan Economic Zone, Meichang Town, Wuqing District, Tianjin (centralized office area) Patentee before: TIANJIN HUITAI ADVERTISEMENT CO.,LTD. |
|
| TR01 | Transfer of patent right |