CN221070566U - Guide rail for lifting - Google Patents
Guide rail for lifting Download PDFInfo
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- CN221070566U CN221070566U CN202322143262.0U CN202322143262U CN221070566U CN 221070566 U CN221070566 U CN 221070566U CN 202322143262 U CN202322143262 U CN 202322143262U CN 221070566 U CN221070566 U CN 221070566U
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- guide rail
- pin tooth
- support frame
- pin
- tower
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- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 230000009194 climbing Effects 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 238000005097 cold rolling Methods 0.000 claims description 4
- 238000010248 power generation Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a lifting guide rail in the technical field of tower climbing guide rails for wind power generation towers, which comprises pin tooth racks and a connecting device, wherein the pin tooth racks are fixedly arranged on a tower frame or other devices needing climbing through the connecting device, and the head and the tail of each pin tooth rack are fixedly connected through a guide rail connecting plate and a fixing bolt; the pin tooth rack comprises a pin tooth body and a transmission pin, the pin tooth body comprises a bottom plate, a left guide rail and a right guide rail, the left guide rail and the right guide rail are of a U-shaped structure, the left guide rail and the right guide rail are respectively arranged on two sides of the bottom plate, the left guide rail and the right guide rail are integrally cold-rolled and formed at one time, left mounting holes and right mounting holes are respectively formed in the left guide rail and the right guide rail, and the left end and the right end of the transmission pin are respectively riveted and mounted in the left mounting holes and the right mounting holes. The beneficial effects are that: greatly reduces the initial investment cost of engineering, improves the utilization rate, prolongs the service life, is maintenance-free and realizes the engagement use of the variable slope.
Description
Technical Field
The utility model belongs to the technical field of tower climbing guide rails for wind power generation towers, and particularly relates to a lifting guide rail which is mainly suitable for wind power generators and supporting towers thereof, and can also be used for climbing operations of facilities such as communication towers, transmission line towers, bridge supporting towers, offshore oil work platforms, commercial buildings, civil buildings and the like, and is popularized and applied to lifting operations of facilities such as cable wells, mines, warehouses, fire rescue and the like.
Background
The basic height of the wind driven generator is about 80 meters frequently used in China, in order to obtain better wind power resources in recent years, a wind driven generator support tower is added, the motor blades are improved by about 100 meters, the power generation efficiency can be improved by more than 30%, and the technology is gradually popularized and applied in China.
With the improvement of the height of the wind driven generator, the difficulty and labor intensity of the tower climbing operation are increased, the requirement on tower climbing equipment is also higher and higher, most of the tower climbing equipment adopted by the wind driven generator in China at present is a climbing-free device with steel wire ropes and winch traction, special power supplies and trailing cables are required to be configured for the equipment, traction steel wire ropes with enough lengths are configured, the steel wire ropes are wound frequently after a period of operation, and the problems of unsmooth recovery of the trailing cables, high electrical failure rate and the like are solved; the equipment has single running direction, can not be used on newly-built towers with special towers or towers with outdoor variable slopes, and has great limitation on the application range.
In another type of equipment, a climbing device with gear-rack transmission is adopted, and the equipment has higher transmission efficiency, but because the equipment is fixed on a wind driven generator, a special power supply and a travelling cable are required to be configured, and the meshing rack needs to be maintained regularly and is easy to rust. The rail devices used today have mainly the following disadvantages:
① The equipment is fixed on the tower drum, can only be used singly, and has no interchangeability;
② On a wind driven generator with a supporting tower, the supporting tower needs a rack type climbing machine, a climbing-free device is needed in a tower barrel of the wind driven generator, and the wind driven generator is repeatedly configured and cannot be used universally;
③ The severe environment of the outdoor facilities causes a plurality of equipment failure points and has high failure rate;
④ The guide rail used outdoors needs frequent lubrication, is easy to rust and has high maintenance cost;
⑤ Equipment maintenance is difficult, and when the equipment is in failure, maintenance staff can not easily reach the high-altitude equipment because the equipment is high-altitude equipment, and repair is difficult;
⑥ The equipment has single running direction and can only move linearly, has limitation on the use of special type support towers, and needs special cable power supply or special charging facilities on site.
Disclosure of utility model
In order to solve the problems, the utility model decides to develop a lifting guide rail which provides functions of supporting, positioning, driving and guiding for climbing equipment.
① The whole process of ascending the height of one device from the support tower to the inside of the wind driven generator tower is applicable;
② The equipment is convenient to repair and maintain, and can return to ground for maintenance in case of failure emergency;
③ The equipment is of a portable design and a detachable structure, one piece of equipment can meet the maintenance and overhaul requirements of the multi-base support tower, and equipment faults are reduced;
④ The transmission guide rail realizes maintenance-free design without considering phenomena such as rust, lubrication and the like;
⑤ The device is suitable for special tower type use and can smoothly pass through the slope-changing iron tower.
The guide rail for lifting comprises pin tooth racks and a connecting device, wherein the pin tooth racks are fixedly arranged on an iron tower or other devices needing climbing through the connecting device, and the head and the tail of each pin tooth rack are fixedly connected through a guide rail connecting plate and a fixing bolt.
The device comprises a guide rail support frame, a connecting plate, a pin tooth rack and a connecting device, wherein the guide rail support frame is fixedly arranged on an iron tower through the connecting plate; and the head and the tail of each guide rail support frame are fixedly connected through connecting bolts.
Further, the pin tooth rack comprises a pin tooth body and a transmission pin, the pin tooth body comprises a bottom plate, a left guide rail and a right guide rail, the left guide rail and the right guide rail are of a U-shaped structure, the left guide rail and the right guide rail are respectively arranged on two sides of the bottom plate, the left guide rail and the right guide rail are integrally cold-rolled and formed at one time, a left mounting hole and a right mounting hole are respectively formed in the left guide rail and the right guide rail, and the left end and the right end of the transmission pin are respectively riveted and mounted in the left mounting hole and the right mounting hole.
Further, the pin tooth body is made of aluminum alloy, and the surface of the pin tooth body is anodized; the transmission pin is made of stainless steel.
Further, the connecting device comprises a connecting plate, a U-shaped bolt and a pi-shaped plate, and one end of the connecting plate is fixedly arranged on the guide rail support frame through the U-shaped bolt; the two ends of the pi-shaped plate are fixedly arranged on the pin rack through bolts, and the middle of the pi-shaped plate is fixedly arranged on the connecting plate through bolts.
Further, the device also comprises an upper limiting device, wherein the upper limiting device comprises an upper fixing device and an upper limiting plate, and the upper fixing device is arranged at the top end of the pin rack.
Further, the lower limiting device comprises a lower fixing device and a lower limiting plate, and the lower fixing device is arranged at the bottom end of the pin rack.
Further, the pin tooth racks of a plurality of sections are fixedly installed on the outer wall of the inclined tower column and the outer wall of the straight tower of the supporting tower from bottom to top sequentially through the connecting device, the bending degree of each section of the pin tooth rack is not more than 3 degrees, and the pin tooth racks of a plurality of sections are bent and connected to form a slope change, so that the slope change effect is achieved.
Further, the guide rail support frame comprises a vertical guide rail support frame and an inclined guide rail support frame, the bottom end of the vertical guide rail support frame is connected with the top end of the inclined guide rail support frame, an included angle between the vertical guide rail support frame and the inclined guide rail support frame is 0-10 degrees, the vertical guide rail support frame is fixedly arranged on the outer wall of the straight tower through a connecting plate, and the inclined guide rail support frame is fixedly arranged on the outer wall of the inclined tower column of the support tower through the connecting plate; the pin tooth racks of a plurality of sections are fixedly arranged on the inclined guide rail support frame and the vertical guide rail support frame from bottom to top sequentially through the connecting device, the bending degree of each section of the pin tooth rack is not more than 3 degrees, and the pin tooth racks of a plurality of sections are connected in a bending way to form a slope changing mode, so that the slope changing effect is achieved.
The beneficial effects obtained by the utility model are as follows:
① The primary investment cost of the engineering is greatly reduced, and the cost of installing equipment on each tower crane is reduced as the equipment can be multipurpose and universal, and the cost of matched power supply circuits is also reduced, so that the engineering investment cost is greatly reduced;
② The equipment utilization rate is effectively improved, a set of equipment is used by a plurality of towers, the equipment is installed on the towers needing to ascend, idle work is avoided, the utilization rate is improved, a power plant calculates according to 100 generators, and the requirement is completely met by only 5-8 lifting equipment;
③ The service life of the equipment is prolonged, the equipment can be disassembled after being used, the outdoor storage is avoided, the equipment can be transported to a factory base for maintenance, and the service life of the equipment is greatly prolonged;
④ The equipment failure rate is reduced, the universality, interchangeability and portable design of the equipment are realized, unified management and unified maintenance are realized, and the low equipment failure rate is ensured; the safety protection level of operators is improved, and the comfort is improved;
④ The maintenance-free design of the lifting guide rail thoroughly solves the rust problem of outdoor equipment, and the existing equipment has no such design;
⑤ The lifting guide rail can be used on an iron tower with an elevation angle of 80-90 degrees, so that the variable slope engagement is realized, and no existing domestic lifter has the technology.
Drawings
Fig. 1 is a front view of a lifting rail;
FIG. 2 is a side view of a lifting rail;
FIG. 3 is a rear view of the lifting rail;
fig. 4 is a plan view of the lifting rail;
fig. 5 is a perspective view of the lifting rail;
Fig. 6 is an enlarged view of the structure of the portion a in fig. 5;
FIG. 7 is a top view of the pin rack;
fig. 8 is an enlarged view of the structure of the portion B in fig. 5;
FIG. 9 is a front view of the connection device;
Fig. 10 is an enlarged view of the structure of the portion C in fig. 5;
FIG. 11 is a schematic view of the structure of the upper limit device;
FIG. 12 is a schematic view of the structure of the lower limit device;
Fig. 13 is a schematic view of an application structure of the lifting rail of embodiment 1;
fig. 14 is a schematic view of an application structure of a lifting rail according to embodiment 2;
Fig. 15 is a schematic view of an application structure of a lifting rail according to embodiment 3;
The reference numerals in the drawings are:
The device comprises a pin rack 1, a guide rail support frame 2, a connecting plate 3, a connecting device 4, a left guide rail 5, a bottom plate 6, a right guide rail 7, a transmission pin 8, a U-shaped bolt 9, a connecting plate 10, a pi-shaped plate 11, a guide rail connecting plate 12, a fixing bolt 13, a connecting bolt 14, a pin rack 15 in an embodiment 2, a straight tower 16 in an embodiment 2, a tilting tower column 17 in an embodiment 2, an included angle between the tilting tower column 18 and a horizontal plane, a first 19 fixing clamp, a second 20 fixing clamp, a third 21 fixing clamp, a fourth 22 fixing clamp, a fifth 23 fixing clamp, a sixth 25 upper fixing device, a upper 26 limiting plate, a lower 27 limiting plate, a lower 28 fixing device, a guide rail for 29 vertical tower lifting, a 30 fixing clamp 31 in an embodiment 1 tower, a straight tower 32 in an embodiment 3, a tilting tower 33 in an embodiment 3, a pin rack 34 in an embodiment 3, a vertical guide rail support frame 35 in an embodiment 3, and a tilting guide rail support frame 36 in an embodiment 3.
Detailed Description
Example 1
1-13, A lifting guide rail comprises pin tooth racks 1 and a connecting device 4, wherein the head and the tail of each pin tooth rack 1 are fixedly connected through a guide rail connecting plate 12 and a fixing bolt 13; the device comprises a guide rail support frame 2 and a connecting plate 3, wherein the guide rail support frame 2 is fixedly arranged on an iron tower through the connecting plate 3, and a pin rack 1 is fixedly arranged on the guide rail support frame 2 through a connecting device 4; the head and the tail of each guide rail supporting frame 2 are fixedly connected through connecting bolts 14.
The pin tooth rack 1 comprises a pin tooth body and a transmission pin 8, the pin tooth body comprises a bottom plate 6, a left guide rail 5 and a right guide rail 7, the left guide rail 5 and the right guide rail 7 are of a U-shaped structure, the left guide rail 5 and the right guide rail 7 are respectively arranged on two sides of the bottom plate 6, the left guide rail 5 and the right guide rail 7 are integrally formed in a cold rolling mode, a left mounting hole and a right mounting hole are respectively formed in the left guide rail 5 and the right guide rail 7, and the left end and the right end of the transmission pin 8 are respectively riveted and mounted in the left mounting hole and the right mounting hole.
The pin tooth body is made of aluminum alloy, and the surface of the pin tooth body is anodized; the transmission pin 8 is made of stainless steel.
The connecting device comprises a connecting plate 10, a U-shaped bolt 9 and a pi-shaped plate 11, wherein one end of the connecting plate 10 is fixedly arranged on the guide rail support frame 2 through the U-shaped bolt 9; two ends of the pi-shaped plate 11 are fixedly arranged on the bottom plate of the pin rack 1 through bolts, and the middle of the pi-shaped plate 11 is fixedly arranged on the connecting plate 10 through bolts.
The upper limiting device comprises an upper fixing device 25 and an upper limiting plate 26, and the upper fixing device is arranged at the top end of the pin rack 1.
The lower limiting device comprises a lower fixing device 28 and a lower limiting plate 27, and the lower fixing device 28 is arranged at the bottom end of the pin rack 1.
The connection plate 3 of the guide rail 29 for lifting the vertical tower is fixedly mounted on the tower 31 of the vertical tower through a fixing clamp 30.
Example 2
Referring to fig. 7 and 14, a lifting guide rail comprises a pin rack and a connecting device, wherein the pin rack is fixedly arranged on an iron tower through the connecting device, and the head and the tail of each pin rack are fixedly connected through a guide rail connecting plate and a fixing bolt.
The pin tooth rack 1 comprises a pin tooth body and a transmission pin 8, the pin tooth body comprises a bottom plate 6, a left guide rail 5 and a right guide rail 7, the left guide rail 5 and the right guide rail 7 are of a U-shaped structure, the left guide rail 5 and the right guide rail 7 are respectively arranged on two sides of the bottom plate 6, the left guide rail 5 and the right guide rail 7 are integrally formed in a cold rolling mode, a left mounting hole and a right mounting hole are respectively formed in the left guide rail 5 and the right guide rail 7, and the left end and the right end of the transmission pin 8 are respectively riveted and mounted in the left mounting hole and the right mounting hole.
The pin tooth body is made of aluminum alloy material and has certain elasticity, and the surface of the pin tooth body is anodized; the transmission pin 8 is made of stainless steel.
The connecting device comprises a connecting plate 10, a U-shaped bolt 9 and a pi-shaped plate 11, wherein one end of the connecting plate 10 is fixedly arranged on the tower through the U-shaped bolt 9; two ends of the pi-shaped plate 11 are fixedly arranged on the bottom plate 6 of the pin rack 1 through bolts, and the middle of the pi-shaped plate 11 is fixedly arranged on the connecting plate 10 through bolts.
The upper limiting device comprises an upper fixing device and an upper limiting plate, and the upper fixing device is arranged at the top end of the pin rack.
The lower limiting device comprises a lower fixing device and a lower limiting plate, and the lower fixing device is arranged at the bottom end of the pin rack.
The pin tooth racks 15 of a plurality of sections are fixedly arranged on the outer wall of the inclined tower column 17 and the outer wall of the straight tower 16 of the supporting tower from bottom to top sequentially through the connecting device, the bending degree of each section of pin tooth rack 15 is not more than 3 degrees, and the pin tooth racks 15 of a plurality of sections are bent and connected to form a slope change, so that the slope change effect is achieved.
The pin rack 15 is fixedly arranged on the outer wall of the straight tower 16 through a first fixing clamp 19, a second fixing clamp 20 and a third fixing clamp 21, and is fixedly arranged on the outer wall of the inclined tower column 17 of the supporting tower through a fourth fixing clamp 22, a fifth fixing clamp 23 and a sixth fixing clamp 24.
The included angle 18 between the inclined tower column 17 and the horizontal plane is 80 degrees, the distance between the highest point and the lowest point of the lifting guide rail and the tower frame is ensured through the first fixing clamp 19 and the sixth fixing clamp 24, the second fixing clamp 20, the third fixing clamp 21, the fourth fixing clamp 22 and the fifth fixing clamp 23 are different in height, the lifting guide rail can be arranged on the tower frame test frame, the pin tooth body is made of aluminum alloy, the arc is formed excessively, and the slope-changing installation of the lifting guide rail is completed.
Example 3
1-12 And 15, a lifting guide rail comprises pin tooth racks 1 and a connecting device 4, wherein the head and the tail of each pin tooth rack 1 are fixedly connected through a guide rail connecting plate 12 and a fixing bolt 13; the device comprises a guide rail support frame 2 and a connecting plate 3, wherein the guide rail support frame 2 is fixedly arranged on an iron tower through the connecting plate 3, and a pin rack 1 is fixedly arranged on the guide rail support frame 2 through a connecting device 4; the head and the tail of each guide rail supporting frame 2 are fixedly connected through connecting bolts 14.
The pin tooth rack 1 comprises a pin tooth body and a transmission pin 8, the pin tooth body comprises a bottom plate 6, a left guide rail 5 and a right guide rail 7, the left guide rail 5 and the right guide rail 7 are of a U-shaped structure, the left guide rail 5 and the right guide rail 7 are respectively arranged on two sides of the bottom plate 6, the left guide rail 5 and the right guide rail 7 are integrally formed in a cold rolling mode, a left mounting hole and a right mounting hole are respectively formed in the left guide rail 5 and the right guide rail 7, and the left end and the right end of the transmission pin 8 are respectively riveted and mounted in the left mounting hole and the right mounting hole.
The pin tooth body is made of aluminum alloy, and the surface of the pin tooth body is anodized; the transmission pin 8 is made of stainless steel.
The connecting device comprises a connecting plate 10, a U-shaped bolt 9 and a pi-shaped plate 11, wherein one end of the connecting plate 10 is fixedly arranged on the guide rail support frame 2 through the U-shaped bolt 9; the two ends of the pi-shaped plate 11 are fixedly arranged on the pin rack 1 through bolts, and the middle of the pi-shaped plate 11 is fixedly arranged on the connecting plate 10 through bolts.
The upper limiting device comprises an upper fixing device 25 and an upper limiting plate 26, and the upper fixing device is arranged at the top end of the pin rack 1.
The lower limiting device comprises a lower fixing device 28 and a lower limiting plate 27, and the lower fixing device 28 is arranged at the bottom end of the pin rack 1.
The guide rail support frame comprises a vertical guide rail support frame 35 and an inclined guide rail support frame 36, wherein the bottom end of the vertical guide rail support frame 35 is connected with the top end of the inclined guide rail support frame 36, an included angle between the vertical guide rail support frame 35 and the inclined guide rail support frame 36 is 0-10 degrees, the vertical guide rail support frame 35 is fixedly arranged on the outer wall of the straight tower 32 through a connecting plate, and the inclined guide rail support frame 36 is fixedly arranged on the outer wall of the inclined tower column 33 of the support tower through the connecting plate; the pin tooth racks 34 of a plurality of sections are fixedly arranged on the inclined guide rail support frame 36 and the vertical guide rail support frame 35 sequentially from bottom to top through the connecting device 4, the bending degree of each section of the pin tooth rack 34 is not more than 3 degrees, and the pin tooth racks 34 of a plurality of sections are bent and connected to form a slope change, so that the slope change effect is achieved.
Claims (8)
1. A guide rail for lifting, which is characterized in that: the device comprises pin tooth racks and a connecting device, wherein the pin tooth racks are fixedly arranged on an iron tower or a device needing climbing through the connecting device, and the head and the tail of each pin tooth rack are fixedly connected through a guide rail connecting plate and a fixing bolt; the device comprises a guide rail support frame, a connecting plate, a pin tooth rack and a pin tooth rack, wherein the guide rail support frame is fixedly arranged on an iron tower through the connecting plate; and the head and the tail of each guide rail support frame are fixedly connected through connecting bolts.
2. A lifting rail according to claim 1, wherein: the pin tooth rack comprises a pin tooth body and a transmission pin, the pin tooth body comprises a bottom plate, a left guide rail and a right guide rail, the left guide rail and the right guide rail are of a U-shaped structure, the left guide rail and the right guide rail are respectively arranged on two sides of the bottom plate, the left guide rail and the right guide rail are integrally formed in a cold rolling mode, a left mounting hole and a right mounting hole are respectively formed in the left guide rail and the right guide rail, and the left end and the right end of the transmission pin are respectively riveted and mounted in the left mounting hole and the right mounting hole.
3. A lifting rail according to claim 2, characterized in that: the pin tooth body is made of aluminum alloy, and the surface of the pin tooth body is anodized; the transmission pin is made of stainless steel.
4. A lifting rail according to claim 1, wherein: the connecting device comprises a connecting plate, a U-shaped bolt and a pi-shaped plate, and one end of the connecting plate is fixedly arranged on the guide rail support frame through the U-shaped bolt; the two ends of the pi-shaped plate are fixedly arranged on the pin rack through bolts, and the middle of the pi-shaped plate is fixedly arranged on the connecting plate through bolts.
5. A lifting rail according to claim 1, wherein: the upper limiting device comprises an upper fixing device and an upper limiting plate, and the upper fixing device is arranged at the top end of the pin rack.
6. A lifting rail according to claim 1, wherein: the lower limiting device comprises a lower fixing device and a lower limiting plate, and the lower fixing device is arranged at the bottom end of the pin rack.
7. A lifting rail according to claim 1, wherein: the pin tooth racks of a plurality of sections are fixedly arranged on the outer wall of the inclined tower column and the outer wall of the straight tower of the supporting tower from bottom to top sequentially through the connecting device, the bending degree of each section of the pin tooth rack is not more than 3 degrees, and the pin tooth racks of a plurality of sections are bent and connected to form a slope change.
8. A lifting rail according to claim 1, wherein: the guide rail support frame comprises a vertical guide rail support frame and an inclined guide rail support frame, the bottom end of the vertical guide rail support frame is connected with the top end of the inclined guide rail support frame, an included angle between the vertical guide rail support frame and the inclined guide rail support frame is 0-10 degrees, the vertical guide rail support frame is fixedly arranged on the outer wall of a straight tower through a connecting plate, and the inclined guide rail support frame is fixedly arranged on the outer wall of an inclined tower column of the support tower through the connecting plate; the pin tooth racks of a plurality of sections are fixedly arranged on the inclined guide rail support frame and the vertical guide rail support frame from bottom to top sequentially through the connecting device, the bending degree of each section of the pin tooth rack is not more than 3 degrees, and the pin tooth racks of a plurality of sections are connected in a bending way to form a slope change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143262.0U CN221070566U (en) | 2023-08-10 | 2023-08-10 | Guide rail for lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143262.0U CN221070566U (en) | 2023-08-10 | 2023-08-10 | Guide rail for lifting |
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| Publication Number | Publication Date |
|---|---|
| CN221070566U true CN221070566U (en) | 2024-06-04 |
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ID=91252472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202322143262.0U Active CN221070566U (en) | 2023-08-10 | 2023-08-10 | Guide rail for lifting |
Country Status (1)
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| CN (1) | CN221070566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116812710A (en) * | 2023-08-10 | 2023-09-29 | 青岛海文徳工业装备科技有限公司 | Guide rail for lifting |
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2023
- 2023-08-10 CN CN202322143262.0U patent/CN221070566U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116812710A (en) * | 2023-08-10 | 2023-09-29 | 青岛海文徳工业装备科技有限公司 | Guide rail for lifting |
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