CN220033842U - Transfer device for electric equipment at top of prilling tower - Google Patents
Transfer device for electric equipment at top of prilling tower Download PDFInfo
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- CN220033842U CN220033842U CN202321127763.3U CN202321127763U CN220033842U CN 220033842 U CN220033842 U CN 220033842U CN 202321127763 U CN202321127763 U CN 202321127763U CN 220033842 U CN220033842 U CN 220033842U
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- motor
- platform
- transporting
- prilling tower
- transfer device
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- 238000012546 transfer Methods 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 25
- 230000032258 transport Effects 0.000 description 32
- 238000005469 granulation Methods 0.000 description 4
- 230000003179 granulation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Jib Cranes (AREA)
Abstract
The utility model belongs to a transfer device for electric equipment at the top of a prilling tower; the motor transporting and transporting device comprises a prilling tower body, wherein the top of the prilling tower body is provided with a plurality of motor mounting platforms, motors are arranged on the motor mounting platforms, motor transporting and supporting parts for moving the motors are fixedly arranged at the tops of the motor mounting platforms, motor transporting and transporting platforms connected with the plurality of motor mounting platforms are arranged at the lower parts of the motor transporting and supporting parts, and at least one motor main transporting and supporting part for transporting the motors to the ground or the motor transporting and transporting platforms is arranged at the outer sides of the motor transporting and transporting platforms; the motor maintenance device has the advantages of facilitating motor maintenance, reducing maintenance cost and improving maintenance efficiency.
Description
Technical Field
The utility model belongs to the field of accessory parts of a prilling tower, and particularly relates to a transfer device for electric equipment at the top of the prilling tower.
Background
The main body equipment of the granulating tower is a high-altitude tower, the melt forms molten drops through a turntable nozzle at the top of the tower, the molten drops freely fall and contact with ascending cold air to be cooled, the molten drops are solidified into pellets with smaller particle size, and the pellets are discharged from the bottom of the tower; the granulating tower is mainly applicable to granulating melts such as ammonium nitrate or urea; in the use process of the granulation tower, a fan (possibly including related dust removal equipment) and the like are required to be arranged at the top of the granulation tower, and a motor is required to be used in the operation process of the equipment; the common height of the prilling tower is about 70 meters, and the height of part of the prilling tower can reach more than 100 meters; taking a urea prilling tower of the company as an example, the top of the prilling tower is 110 meters, the top of the prilling tower is provided with 16 dust removal fans, 4 exhaust fans are connected by belts, and the weight specification of a single motor is 0.8T and 1.2T respectively; in daily production, if a motor is damaged and has faults of windings and stator and rotor, the motor needs to be repaired in a factory, and the motor transferring work can only realize the transferring of the motor by using a crawler hoisting machine for hoisting operation (including transferring to the ground for maintenance after disassembly and transferring to the top of a granulating tower for installation after maintenance); the single departure cost of the crawler-type hoisting machinery is about 35 ten thousand yuan, and the single maintenance cost investment is too high for equipment maintenance.
Disclosure of Invention
The utility model aims to provide a transfer device for electric equipment at the top of a prilling tower, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a transfer device for electric equipment at prilling tower top, includes the prilling tower body, and the top of prilling tower body is equipped with a plurality of motor mounting platform, is equipped with the motor on the motor mounting platform, the fixed motor transport supporting part that is used for removing the motor that is provided with in top of motor mounting platform, and the lower part of motor transport supporting part is equipped with the motor transport platform that links to each other with a plurality of motor mounting platform, and the outside of motor transport platform is equipped with at least one and is used for transporting the motor owner of motor to ground or motor transport platform and transport supporting part.
The beneficial effects of the utility model are as follows: according to the utility model, the motor transferring support part is arranged for transferring the disassembled motor to the motor transferring platform or transferring the motor on the motor transferring platform to the motor mounting platform; the motor transport platform is a transfer station of the motor, the motor is conveniently transported to a corresponding motor transport supporting part or a position near a motor main transport supporting part, and the motor main transport supporting part can transport the motor on the ground to the motor transport platform or transport the motor in the motor transport platform to the ground; the granulation tower body and the motor mounting platform are used as the basis for transformation, the granulation tower body and the motor mounting platform provide mounting positions for the motor transferring supporting part, the motor transferring platform and the motor main transferring supporting part, and when the motor needs to be disassembled or mounted, people can enter the motor transferring platform to transfer the motor, so that the maintenance cost is saved, and the labor intensity is reduced; especially, the crawler-type hoisting machine does not need to be reserved, so that the disassembly, transportation, maintenance and installation at any time can be realized, and the maintenance time is saved (note that the top of the prilling tower body also needs to be disassembled and installed manually even when the traditional crawler-type hoisting machine is used for hoisting and transportation).
As a further preferable mode of the technical scheme, the motor transferring supporting part comprises a first base, a first winch and a rotary support are arranged at the top of the first base, an outer ring of the rotary support is fixedly connected with the first base, an inner ring of the rotary support is connected with a vertical arm, and the inner ring and the outer ring of the rotary support can rotate relatively; one side of the top of the vertical arm is provided with a cross arm, the top of the vertical arm is provided with a first pulley, the free end of the cross arm is provided with a second pulley, a steel wire rope on the first winch bypasses the first pulley and the second pulley, and the end part of the steel wire rope is provided with a first lifting hook.
As a further preferable mode of the technical scheme, the height of the vertical arm is larger than that of the motor, and a reinforcing rib is arranged between the vertical arm and the cross arm.
As a further preferable mode of the technical scheme, the motor transporting platform is of an annular structure, two sides of the motor transporting platform are provided with rails matched with the motor transporting platform, and anti-skid pattern steel plates are paved on the upper surface of the motor transporting platform.
As a further preferable mode of the technical scheme, the motor transporting platform is arranged at the outer side or the inner lower part of the motor mounting platform;
when the motor transport platform is arranged at the inner lower part of the motor installation platform, the motor installation platform is of a frame structure.
As a further preferable mode of the technical scheme, a trolley for transferring the motor is arranged at the upper part of the motor transferring platform.
As a further preferable aspect of the present utility model, the motor transport platform has a mounting height higher than the top of the prilling tower body.
As the further preferred of this technical scheme, the motor owner transports supporting part including establishing the second base at prilling tower body top, is equipped with second hoist engine and bearing on the second base, and the outer lane card of bearing is adorned at the upper surface of second base, and the inside cover of inner circle of bearing is equipped with the pole setting, and the upper portion of pole setting is equipped with the dead lever to outside upper portion slope, and the top of pole setting is equipped with the third pulley, and the top of dead lever is equipped with the fourth pulley, and third pulley and fourth pulley are walked around to wire rope on the second hoist engine, and wire rope's tip is equipped with the second lifting hook.
As a further preferred aspect of the present utility model, the height of the top of the upright is greater than the installation height of the motor transport platform.
The utility model provides a transfer device for electric equipment at the top of a prilling tower, which is designed and formed aiming at the improvement of the existing prilling tower body, and is characterized in that a main equipment motor transfer supporting part, a motor transfer platform and a motor main transfer supporting part are matched with the existing prilling tower body and a motor mounting platform and are used for transferring a motor on the premise of not using a large crawler-type hoisting machine so as to achieve the characteristics of saving maintenance cost, improving maintenance efficiency and saving maintenance time, wherein the motor transfer supporting part and the motor mounting platform are in one-to-one correspondence, namely: the motor transferring supporting part aims at transferring the motor in a specific motor mounting platform, and can facilitate the disassembly, transferring and mounting of the motor; based on the structure, the height of the vertical arm is larger than the height of the motor in design, and meanwhile, a rotary support is arranged to facilitate steering and transferring of the motor; the utility model aims to facilitate the motor to be dumped by arranging the motor transportation platform, and the motor transportation platform can enable the motor main transportation supporting part to be only provided with one part, thereby effectively reducing the investment cost and simultaneously being convenient for maintenance personnel to walk; the utility model is also provided with a main motor transferring support part which is required to be used for transferring the motor of the ground or the motor transferring platform; the motor maintenance device has the advantages of facilitating motor maintenance, reducing maintenance cost and improving maintenance efficiency.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic top view of the present utility model.
Fig. 3 is a schematic structural view of the motor transport platform of the present utility model.
Fig. 4 is a schematic structural view of the motor transfer support part according to the present utility model.
Fig. 5 is a schematic top view of the first base of the present utility model.
Fig. 6 is a schematic structural view of a main transfer support portion of the motor according to the present utility model.
Fig. 7 is a schematic top view of the second base of the present utility model.
In the figure: 1. a prilling tower body; 2. a motor mounting platform; 3. a motor; 4. a first base; 5. a first hoist; 6. a rotary support; 7. a vertical arm; 8. a cross arm; 9. a first pulley; 10. a second pulley; 11. a first hook; 12. reinforcing ribs; 13. a fence; 14. an anti-skid pattern steel plate; 15. a trolley; 16. a second base; 17. a second hoist; 18. a bearing; 19. a vertical rod; 20. a diagonal rod; 21. a third pulley; 22. a fourth pulley; 23. a second hook; 24. and a motor transport platform.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-7, a transfer device for electric equipment at the top of a prilling tower comprises a prilling tower body 1, wherein a plurality of motor mounting platforms 2 are arranged at the top of the prilling tower body 1, a motor 3 is arranged on each motor mounting platform 2, a motor transfer supporting part for moving a motor is fixedly arranged at the top of each motor mounting platform 2, a motor transfer platform 24 connected with the plurality of motor mounting platforms 2 is arranged at the lower part of each motor transfer supporting part, and at least one motor main transfer supporting part for transferring the motor 3 to the ground or the motor transfer platform 24 is arranged at the outer side of each motor transfer platform 24. In the prior art, when the motor 3 is required to be transported, a crawler hoisting machine needs to be reserved, meanwhile, an operator needs to enter the top of the prilling tower body 1, and the motor is dismounted on the motor mounting platform 2; the crawler hoisting machinery stretches the telescopic boom, a steel wire rope on the telescopic boom is connected with a disassembled motor, and the motor is transported to the ground after being connected; when the motor is maintained, the crawler hoisting machine needs to be reserved again to transport the motor to the motor mounting platform 2, and then the motor is fixed by an operator; the process needs to wait for the crawler hoisting machine, so that the whole maintenance time cannot be ensured, and the defect of overhigh transportation cost exists; the technical scheme of the utility model not only can solve the technical problems, but also is characterized in that a motor transporting platform 24 is arranged between the top of the prilling tower body 1 and the motor mounting platform 2 so as to achieve the purpose of improving the height of operators relative to the motor and facilitate the mounting and dismounting of the motor; the utility model is used for reforming the existing prilling tower, not only provides an installation position for related equipment, but also reduces reforming cost; specifically, the motor transferring support part is arranged to facilitate the motor to transfer between the motor mounting platform 2 and the motor transferring platform 24, the motor 3 can be conveniently moved by arranging the motor transferring platform 24, and a foundation is laid for arranging at least one motor main transferring support part.
Further, referring to fig. 1, 2 and 4, the motor transferring support portion includes a first base 4, a first hoist 5 and a rotary support 6 are disposed on top of the first base 4, an outer ring of the rotary support 6 is fixedly connected with the first base 4, an inner ring of the rotary support 6 is connected with a vertical arm 7, and the inner ring and the outer ring of the rotary support can rotate relatively; one side at the top of the vertical arm 7 is provided with a cross arm 8, the top of the vertical arm 7 is provided with a first pulley 9, the free end of the cross arm 8 is provided with a second pulley 10, a steel wire rope on the first winch 5 bypasses the first pulley 9 and the second pulley 10, and the end part of the steel wire rope is provided with a first lifting hook 11. According to the motor transferring support part, the motor 3 is transferred by adopting the first winch 5, the direction of the vertical arm 7 is adjusted by the rotary support 6, so that the purpose of transferring is achieved (the direction of the vertical arm 7 is adjusted by the rotary support 6, specifically, the inner ring and the outer ring of the rotary support are rotated relatively, and the vertical arm 7 is rotated on the premise that the first base 4 is not moved).
Further, referring to fig. 1 and 4, the height of the vertical arm 7 is greater than that of the motor 2, and a reinforcing rib 12 is arranged between the vertical arm 7 and the cross arm 8. The height of the vertical arm 7 is larger than that of the motor 2, so that the motor 2 can be conveniently transported after being disassembled or directly transported to the motor mounting platform 2; and meanwhile, the strength between the vertical arm 7 and the cross arm 8 can be improved by the aid of the reinforcing ribs.
Further, referring to fig. 2 and 3, the motor transporting platform 24 has an annular structure, two sides of the motor transporting platform are provided with rails 13 matched with the motor transporting platform, and the upper surface of the motor transporting platform 24 is paved with an anti-skid pattern steel plate 14. The safety of the motor 3 during transportation can be improved by providing the rail 13 and the anti-skid pattern steel plate 14.
Further, the motor transport platform 24 is arranged at the outer side or the inner lower part of the motor mounting platform 2;
referring to fig. 1, when the motor transport platform 24 is provided at the inner lower portion of the motor mounting platform 2, the motor mounting platform 2 is of a frame structure. The frame structure is that the bottom of the motor installation platform 2 is connected with the top of the prilling tower body 1, the top is fixedly connected with the motor 3, a frame structure formed by supporting is arranged between the bottom and the top of the motor installation platform 2, and the motor transport platform 24 is preferably arranged in the frame structure, so that the purpose of improving the stability of the motor transport platform 24 by utilizing the stability of the original equipment is achieved; meanwhile, when the motor mounting platform 2 is not arranged at the bottom of the motor transporting platform 24, a supporting column can be arranged between the bottom of the motor transporting platform 24 and the top of the prilling tower body 1 so as to improve the stability of the motor transporting platform 24.
Further, referring to fig. 2, a trolley 15 for transporting the motor 2 is provided at an upper portion of the motor transporting platform 24. As the weight of the single motor is larger, the labor intensity of a shipping worker can be reduced by arranging the trolley, and the shipping efficiency of the motor is improved.
Further, referring to fig. 1, the motor transport platform 24 is installed at a higher level than the top of the prilling tower body 1.
Further, referring to fig. 1, 2, 6 and 7, the main motor transferring and supporting part includes a second base 16 provided at the top of the prilling tower body 1, a second hoist 17 and a bearing 18 are provided on the second base 16, an outer ring of the bearing 18 is clamped on the upper surface of the second base 16, an inner ring of the bearing 18 is sleeved with a vertical rod 19, an inclined rod 20 inclined towards the upper part of the outer side is provided at the upper part of the vertical rod 19, a third pulley 21 is provided at the top of the vertical rod 19, a fourth pulley 22 is provided at the top of the inclined rod 20, a steel wire rope on the second hoist 17 bypasses the third pulley 21 and the fourth pulley 22, and a second lifting hook 23 is provided at the end of the steel wire rope. The height of the top of the upright 19 is greater than the installation height of the motor transport platform 24. The vertical arms 7 and the vertical rods 19 in the motor transferring supporting part and the motor main transferring supporting part can rotate so as to achieve the purpose of facilitating the transportation of the motor 3; meanwhile, the pulleys are arranged at the highest point of the supporting part, so that the height of the equipment is improved, and the aim of conveniently conveying the motor is fulfilled on the premise of reducing the manufacturing cost; furthermore, the upper part of the main transfer supporting part of the motor is of a triangular structure, and the motor 3 is transported for a long distance on the premise of stable structure by utilizing the principle of triangular stability. For simplicity of the drawing, only the first chassis 4 and the second chassis 16 are shown in fig. 2.
The working principle of the utility model is as follows: when the motor at the top of the prilling tower body 1 cannot work normally and needs to be overhauled, a worker enters the motor transport platform 24 through the prilling tower body 1, and removes the motor 3 from the motor installation platform 2, connects the removed motor 3 with the first lifting hook 11, starts the first winch 5, conveys the motor 3 from the motor installation platform 2 to the trolley 15 at the top of the motor transport platform 24, separates the motor 3 from the first lifting hook 11, manually pushes the trolley to the motor main transport supporting part accessory, connects the motor 3 with the second lifting hook 23 in the motor main transport supporting part, starts the second winch 17, conveys the motor 3 from the motor transport platform 24 to the ground, separates the motor 3 from the second lifting hook 23 by an operator on the ground, and conveys the motor 3 to a maintenance workshop for maintenance; the motor to be installed after maintenance or replacement is transported to the ground corresponding to the lower part of the motor main transportation support part, the motor to be installed is connected with the second lifting hook 23, the second winch 17 is started, the motor 3 is transported to the trolley 15 at the top of the motor transportation platform 24 from the ground, the motor 3 is separated from the second lifting hook 23, the trolley is manually pushed to the vicinity of the motor installation platform 2 at the position to be installed, the motor 3 is connected with the first lifting hook 11, the first winch 5 is started, the motor 3 is transported to the motor installation platform 2 from the trolley 15, the motor 3 is separated from the first lifting hook 11, and the motor is manually installed on the motor installation platform 2 after separation. The crawler-type hoisting machine does not need to be reserved in the process, so that the crawler-type hoisting machine can be detached, transported, maintained and installed at any time, and the maintenance efficiency is improved on the premise of reducing the maintenance cost.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a transfer device for electric equipment at prilling tower top, includes prilling tower body (1), and the top of prilling tower body (1) is equipped with a plurality of motor mounting platform (2), is equipped with motor (3), its characterized in that on motor mounting platform (2): the motor transporting support part used for moving the motor is fixedly arranged at the top of the motor mounting platform (2), the motor transporting platform (24) connected with the plurality of motor mounting platforms (2) is arranged at the lower part of the motor transporting support part, and at least one motor main transporting support part used for transporting the motor (3) to the ground or the motor transporting platform (24) is arranged at the outer side of the motor transporting platform (24).
2. The transfer device for electric equipment at the top of a prilling tower according to claim 1, characterized in that: the motor transferring support part comprises a first base (4), a first winch (5) and a rotary support (6) are arranged at the top of the first base (4), an outer ring of the rotary support (6) is fixedly connected with the first base (4), an inner ring of the rotary support (6) is connected with a vertical arm (7), and the inner ring and the outer ring of the rotary support can rotate relatively;
one side at the top of the vertical arm (7) is provided with a cross arm (8), the top of the vertical arm (7) is provided with a first pulley (9), the free end of the cross arm (8) is provided with a second pulley (10), a steel wire rope on the first winch (5) bypasses the first pulley (9) and the second pulley (10), and the end part of the steel wire rope is provided with a first lifting hook (11).
3. The transfer device for electric equipment at the top of a prilling tower according to claim 2, characterized in that: the height of the vertical arm (7) is larger than that of the motor (3), and a reinforcing rib (12) is arranged between the vertical arm (7) and the cross arm (8).
4. The transfer device for electric equipment at the top of a prilling tower according to claim 1, characterized in that: the motor transport platform (24) is of an annular structure, two sides of the motor transport platform are provided with rails (13) matched with the motor transport platform, and anti-skid pattern steel plates (14) are paved on the upper surface of the motor transport platform (24).
5. The transfer device for electric equipment at the top of a prilling tower according to claim 4, wherein: the motor transport platform (24) is arranged at the outer side or the inner lower part of the motor installation platform (2);
when the motor transport platform (24) is arranged at the inner lower part of the motor installation platform (2), the motor installation platform (2) is of a frame structure.
6. A transfer device for a prilling tower top electrical apparatus according to claim 4 or 5, characterized in that: the upper part of the motor transporting platform (24) is provided with a trolley (15) for transporting the motor (3).
7. A transfer device for a prilling tower top electrical apparatus according to claim 4 or 5, characterized in that: the installation height of the motor transporting platform (24) is higher than the top of the prilling tower body (1).
8. The transfer device for electric equipment at the top of a prilling tower according to claim 1, characterized in that: the motor main transportation supporting part comprises a second base (16) arranged at the top of the prilling tower body (1), a second winch (17) and a bearing (18) are arranged on the second base (16), the outer ring of the bearing (18) is clamped on the upper surface of the second base (16), a vertical rod (19) is sleeved inside the inner ring of the bearing (18), an inclined rod (20) inclining towards the upper part of the outer side is arranged on the upper part of the vertical rod (19), a third pulley (21) is arranged at the top of the vertical rod (19), a fourth pulley (22) is arranged at the top of the inclined rod (20), a steel wire rope on the second winch (17) bypasses the third pulley (21) and the fourth pulley (22), and a second lifting hook (23) is arranged at the end part of the steel wire rope.
9. The transfer device for electrical equipment at the top of a prilling tower according to claim 8, wherein: the top of the vertical rod (19) is higher than the installation height of the motor transporting platform (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321127763.3U CN220033842U (en) | 2023-05-11 | 2023-05-11 | Transfer device for electric equipment at top of prilling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321127763.3U CN220033842U (en) | 2023-05-11 | 2023-05-11 | Transfer device for electric equipment at top of prilling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220033842U true CN220033842U (en) | 2023-11-17 |
Family
ID=88736599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321127763.3U Active CN220033842U (en) | 2023-05-11 | 2023-05-11 | Transfer device for electric equipment at top of prilling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220033842U (en) |
-
2023
- 2023-05-11 CN CN202321127763.3U patent/CN220033842U/en active Active
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