CN112623956A - Hoisting device for maintenance of Euro cabin equipment - Google Patents
Hoisting device for maintenance of Euro cabin equipment Download PDFInfo
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- CN112623956A CN112623956A CN202011495091.2A CN202011495091A CN112623956A CN 112623956 A CN112623956 A CN 112623956A CN 202011495091 A CN202011495091 A CN 202011495091A CN 112623956 A CN112623956 A CN 112623956A
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- 238000012423 maintenance Methods 0.000 title claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 29
- 238000005096 rolling process Methods 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 8
- 230000004044 response Effects 0.000 abstract description 6
- 239000003245 coal Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Patch Boards (AREA)
Abstract
本发明涉及一种欧罗仓设备检修用起重装置，用于相邻两个欧罗仓(3)内检修设备的吊运，所述的两个欧罗仓(3)的顶面(31)均设有吊物孔(2)，所述的装置包括金属门架(4)、轨道(5)和电动葫芦(6)，所述的金属门架(4)设置在两个欧罗仓(3)仓壁顶部的圆周端面(32)上，所述的金属门架(4)包括支撑架以及支撑架上的安装台(42)，所述的轨道(5)悬吊在安装台(42)上，且经过两个欧罗仓(3)上的吊物孔(2)正上方，所述的电动葫芦(6)滑动设置在轨道(5)上。与现有技术相比，本发明具有实时响应、结构简单、不占用地面空间和成本低等优点。
The invention relates to a hoisting device for maintenance of Euro warehouse equipment, which is used for hoisting and transporting maintenance equipment in two adjacent Euro warehouses (3). ) are provided with hanging holes (2), the device includes a metal gantry (4), a rail (5) and an electric hoist (6), and the metal gantry (4) is arranged in two Euro warehouses (3) On the circumferential end surface (32) of the top of the warehouse wall, the metal door frame (4) includes a support frame and an installation table (42) on the support frame, and the rail (5) is suspended on the installation table (42). 42), and passing right above the hanging object holes (2) on the two Euro warehouses (3), the electric hoist (6) is slidably arranged on the track (5). Compared with the prior art, the present invention has the advantages of real-time response, simple structure, no floor space occupation and low cost.
Description
Technical Field
The invention relates to a hoisting device, in particular to a hoisting device for overhauling Euro cabin equipment.
Background
The coal storage in the Euro bunker is a totally-enclosed coal storage mode, and has the advantages of environmental protection, high automation, good coal storage characteristics, less investment, small occupied area and the like. The height of a common Euro bin body can reach 50 meters, the storage capacity can be 10 ten thousand cubic meters, in order to meet the necessary coal storage quantity and place a plurality of Euro bins in a power generation enterprise, 2 or more than 2 Euro bins are usually adopted for storing coal actually, the spacing between the Euro bins is small, and the Euro bins are arranged along a coal conveying line.
However, the thickness of the wall of the Euro bin is only 0.5-1 m, the coal stacking equipment of the Euro bin is arranged in the bin, the height of the stacking equipment can be changed according to the change of the height of the stacked coal, the top of the Euro bin is provided with the coal conveying equipment and the coal conveying trestle for feeding, and the equipment in the Euro bin, including various devices of electrical appliances and machinery, inevitably needs to be maintained and overhauled, so the equipment needs to enter and exit the Euro bin, and in consideration of the strength requirement of the wall of the Euro bin, the wall of the bin is not provided with an overhauling hole, so the equipment cannot directly pass through the wall of the Euro bin and can only enter and exit from a hanging hole at the top of the bin, because the position of the top of the Euro bin is higher, the access maintenance work of the equipment is finished by mainly adopting a 300-500 ton truck crane at present, but the mode of adopting the truck crane has high cost and slow response speed, and increases the cost and time of overhaul work.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the hoisting device for the maintenance of the Euro cabin equipment, which has the advantages of real-time response, simple structure, no floor space occupation and low cost.
This embodiment has provided a hoisting apparatus for overhaul of Euro storehouse equipment, has solved the overhaul of equipment of two adjacent Euro storehouses 3 and has overhauld the jack-up demand of jack-up, has greatly made things convenient for the overhaul of equipment in Euro storehouse 3 and the jack-up demand of maintenance in-process, and single track hoisting apparatus maintains portably moreover, and use cost is extremely low, can real-time response, and does not occupy the ground space, can not produce the interference to other equipment at scene.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a hoisting apparatus for maintenance of Euro storehouse equipment for the handling of maintenance equipment in two adjacent Euro storehouses, the top surface in two Euro storehouses all be equipped with and hang the thing hole, the device include metal portal, track and electric block, the metal portal set up on the circumference terminal surface at two Euro storehouse bulkhead tops, the metal portal include the mount table on support frame and the support frame, the track suspend in midair on the mount table, and directly over hanging the thing hole through two Euro storehouses, electric block slide through the dolly and set up on the track, electric block accessible dolly slide along the track, can hang in and hang out with the maintenance equipment in two adjacent Euro storehouses, satisfy the jack-up demand in two Euro storehouses simultaneously, simple structure, it is efficient.
Furthermore, as the civil engineering foundations of the two euro bins are mutually independent, the settlement amounts of the two euro bins are possibly different, the end part of each supporting leg on one euro bin is fixed on the circumferential end surface of the top of the wall of the euro bin through a hinged support, the rotating shafts of all the hinged supports are coaxial, the metal gantry can be ensured to rotate around the axis of the hinged support, the end part of each supporting leg on the other euro bin is fixed on the circumferential end surface of the top of the wall of the euro bin through a sliding support, the sliding directions of all the sliding supports are the same, and the sliding amount between the metal gantry and the euro bin is ensured; the metal portal has the horizontal degree of freedom and the axial degree of freedom, reduces the influence of the difference of the settlement amount of the two Euro bins on the hoisting device, and has good safety and long service life.
Furthermore, the hinged support comprises a first end plate and a second end plate, the first end plate is fixed with the end part of the supporting leg, the second end plate is pre-embedded on the circumferential end surface, a first hinged plate is arranged on the first end plate, a second hinged plate is arranged on the second end plate, and the first hinged plate is hinged with the second hinged plate through a first pin shaft; the sliding support comprises a third end plate and a fourth end plate, the third end plate is fixed with the end of the supporting leg, the fourth end plate is embedded on the circumferential end face, the third end plate is provided with a third hinged plate, the fourth hinged plate is provided with a fourth hinged plate, and the third hinged plate and the fourth hinged plate are hinged through a second hinge pin.
Furthermore, the second pin shaft comprises a rolling shaft and sliding shafts coaxially fixed at two ends of the rolling shaft, waist-shaped holes are formed in the third hinged plate and the fourth hinged plate, the sliding shafts penetrate through the waist-shaped holes in the third hinged plate and the fourth hinged plate, the sliding shafts can slide along the waist-shaped holes, the side wall of the rolling shaft is in contact with the third hinged plate and the fourth hinged plate, the rolling shaft plays a supporting role, the stress of the sliding shafts is reduced, and the safety is good.
Furthermore, a first connecting rod is arranged on the mounting table, a connecting plate is fixed on the track, the end part of the first connecting rod is connected with the connecting plate through a second connecting rod, so that the track is stably suspended below the mounting table, and the trolley can penetrate through the metal portal.
Furthermore, the installation platform is a trapezoidal frame formed by connecting rods end to end so as to adapt to the shape of the circumferential end face of the top of the wall of the Euro cabin, the cross section of each connecting rod is I-shaped, the structural rigidity is high, the weight is light, the safety and the arrangement cost are improved, a plurality of reinforcing rods are connected between the upper bottom and the lower bottom of the trapezoidal frame, the cross sections of the reinforcing rods are I-shaped, the structural rigidity of the installation platform is improved, and the safety is good.
Furthermore, a second horizontal pull rod and two crossed diagonal pull rods are connected between two support legs on the symmetrical positions of the two Euro bins, and a first horizontal pull rod is connected between two adjacent support legs on each Euro bin, so that the tensile strength of the metal portal frame is improved.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the invention, the metal portal frame is erected between two adjacent Euro bins, the top of each Euro bin is provided with the lifting hole, the metal portal frame is suspended with the rail passing right above the lifting hole, the electric hoist is arranged on the rail in a sliding manner, the maintenance equipment in the two adjacent Euro bins can be lifted in and out, and no truck crane is additionally adopted, so that the real-time response can be realized, the efficiency is high, the lifting requirements of the two Euro bins are simultaneously met through one rail, the structure is simple, the cost is low, the maintenance is simple and convenient, meanwhile, the lifting device is arranged at the top of the Euro bins, the ground space is not occupied, and the interference on other equipment on site is avoided;
(2) the end parts of the supporting legs on one Euro bin are fixed on the circumferential end surface of the top of the wall of the Euro bin through the hinged supports, the end parts of the supporting legs on the other Euro bin are fixed on the circumferential end surface of the top of the wall of the Euro bin through the sliding supports, the rotating shafts of all the hinged supports are coaxial, and the sliding directions of all the sliding supports are the same, so that the metal portal frame has horizontal and axial freedom degrees, the influence of different settlement amounts of the two Euro bins on a hoisting device is reduced, the safety is good, and the service life is long;
(3) the second pin shaft comprises a rolling shaft and sliding shafts coaxially fixed at two ends of the rolling shaft, waist-shaped holes are formed in the third hinged plate and the fourth hinged plate, the sliding shafts penetrate through the waist-shaped holes in the third hinged plate and the fourth hinged plate, the sliding shafts can slide along the waist-shaped holes, the side wall of the rolling shaft is in contact with the third hinged plate and the fourth hinged plate, the rolling shaft plays a supporting role, the stress of the sliding shafts is reduced, and the structure is stable and good in safety.
(3) The installation platform is a trapezoidal frame formed by connecting rods end to end so as to adapt to the shape of the circumferential end face at the top of the wall of the Euro bin, the cross section of each connecting rod is I-shaped, the structural rigidity is high, the weight is light, the safety and the arrangement cost are improved, a plurality of reinforcing rods are connected between the upper bottom and the lower bottom of the trapezoidal frame, the cross sections of the reinforcing rods are I-shaped, the structural rigidity of the installation platform is improved, and the safety is good;
(4) according to the invention, the second horizontal pull rod and the two crossed diagonal pull rods are connected between the two support legs at the symmetrical positions of the two Euro bins, and the first horizontal pull rod is connected between the two adjacent support legs on each Euro bin, so that the tensile strength of the metal portal frame is improved, and the service life is long.
Drawings
Fig. 1 is a schematic structural diagram of two euro bins;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at B;
FIG. 4 is an enlarged view at C in FIG. 2;
FIG. 5 is an assembly view of the metal gantry and the rail;
fig. 6 is an assembly view of the electric block and the rail;
FIG. 7 is a schematic structural view of a pivoting support;
the reference numbers in the figures illustrate:
1. coal conveying trestle, 2 lifting holes, 3 Euro cabin, 4 metal portal frame, 5 track, 6 electric hoist, 7 hinged support, 8 sliding support, 9 first connecting rod, 10 second connecting rod, 11 connecting plate, 31 top surface, 32 circumference end surface, 41 support leg, 42 mounting table, 43 diagonal draw bar, 44 reinforcing rod, 45 first horizontal draw bar, 46 second horizontal draw bar, 61 trolley, 71 first end plate, 72 first hinged plate, 73 second hinged plate, 74 second end plate, 75 first pin shaft, 81 third end plate, 82 third hinged plate, 83 fourth end plate, 84 second pin shaft, 85 fourth hinged plate, 841 rolling shaft, 842 sliding shaft, 843 kidney-shaped hole.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1, in order to satisfy the necessary coal storage amount and arrangement of a plurality of coal, 2 or more than 2 euro silos 3 arranged along a coal conveying trestle 1 are often used for coal storage in practice in power generation enterprises.
A hoisting device for overhauling Euro cabin equipment is used for hoisting overhauling equipment in two adjacent Euro cabins 3, as shown in figures 1, 5 and 6, the hoisting device comprises a metal portal frame 4, a rail 5 and an electric hoist 6, the metal portal frame 4 is arranged on the circumferential end surface 32 of the top of the cabin wall of the two Euro cabins 3, the metal portal frame 4 comprises a support frame and an installation platform 42 on the support frame, the rail 5 is suspended on the installation platform 42 and passes right above the overhung holes 2 on the two Euro cabins 3, the electric hoist 6 is arranged on the rail 5 in a sliding way through a trolley 61, the electric hoist 6 can slide along the rail 5 through the trolley 61, the overhauling equipment in the two adjacent Euro cabins 3 can be hoisted in and out, the hoisting requirements of the two Euro cabins 3 can be met simultaneously through one rail 5, the structure is simple, when the hoisting device is used, the electric hoist 6 moves over the hoisting hole 2 through the trolley 61, completes hoisting in and hoisting out of the maintenance equipment, can respond in real time, is high in efficiency, is arranged at the top of the Euro bin 3, does not occupy ground space, and does not interfere other on-site equipment.
Can store 9 ten thousand tons of coal when 3 storage coal in an Euro storehouse, 3 adoption civil engineering basis in the Euro storehouse, especially when soft soil layer basis, will take place to subside the phenomenon, because the civil engineering basis that two Euro storehouses 3 adopted is independent each other, cause every 3 in the Euro storehouse probably to appear different settlement volume in the service life, height and interval between two 3 in the Euro storehouse can change, if the landing leg 41 of metal portal 4 and 3 between rigid connection in the Euro storehouse, receive destruction easily. Therefore, the end of each support leg 41 on one of the euro bins 3 is fixed on the circumferential end surface 32 at the top of the bin wall of the euro bin 3 through the hinged support 7, the rotating shafts of all the hinged supports 7 are coaxial, so that the metal door frame 4 can rotate around the axis of the hinged support 7, the end of each support leg 41 on the other euro bin 3 is fixed on the circumferential end surface 32 at the top of the bin wall of the euro bin 3 through the sliding support 8, the sliding directions of all the sliding supports 8 are the same, and the sliding amount between the metal door frame 4 and the euro bin 3 is ensured; the metal portal 4 has horizontal and axial freedom, reduces the influence of the two Euro bins 3 on the hoisting device due to different sedimentation amounts, and has good safety and long service life.
The hinged support 7 comprises a first end plate 71 and a second end plate 74, the first end plate 71 is fixed with the end of the supporting leg 41, the second end plate 74 is pre-embedded on the circumferential end surface 32, the first end plate 71 is provided with a first hinged plate 71, the second end plate 74 is provided with a second hinged plate 73, and the first hinged plate 71 and the second hinged plate 73 are hinged through a first pin shaft 75; the sliding support 8 comprises a third end plate 81 and a fourth end plate 83, the end portions of the third end plate 81 and the supporting legs 41 are fixed, the fourth end plate 83 is embedded on the circumferential end face 32, a third hinge plate 82 is arranged on the third end plate 81, a fourth hinge plate 85 is arranged on the fourth end plate 83, and the third hinge plate 82 and the fourth hinge plate 85 are hinged through a second hinge pin 84.
The second pin shaft 84 comprises a rolling shaft 841 and sliding shafts 842 coaxially fixed at two ends of the rolling shaft 841, waist-shaped holes 843 are formed in the third hinged plate 82 and the fourth hinged plate 85, the sliding shafts 842 penetrate through the waist-shaped holes 843 in the third hinged plate 82 and the fourth hinged plate 85, the sliding shafts 842 can slide along the waist-shaped holes 843, the side wall of the rolling shaft 841 is in contact with the third hinged plate 82 and the fourth hinged plate 85, the rolling shaft 841 plays a supporting role, the stress of the sliding shafts 842 is reduced, the structure is stable, and the safety is good.
The mounting table 42 is provided with a first connecting rod 9, the rail 5 is fixed with a connecting plate 11, the end part of the first connecting rod 9 is connected with the connecting plate 11 through a second connecting rod 10, so that the rail 5 is stably suspended below the mounting table 42, and the trolley 61 can pass through the metal portal 4.
The mounting table 42 is a trapezoidal frame formed by connecting rods end to end so as to adapt to the shape of the circumferential end face 32 at the top of the bin wall of the Euro bin 3, the cross section of each connecting rod is I-shaped, the structural rigidity is high, the weight is light, the safety and the arrangement cost are improved, a plurality of reinforcing rods 44 are connected between the upper bottom and the lower bottom of the trapezoidal frame, the cross section of each reinforcing rod 44 is I-shaped, the structural rigidity of the mounting table 42 is improved, and the safety is good.
A second horizontal pull rod 46 and two crossed diagonal pull rods 43 are connected between two support legs 41 on the symmetrical positions of the two euro bins 3, and a first horizontal pull rod 45 is connected between two adjacent support legs 41 on each euro bin 3, so that the tensile strength of the metal portal frame 4 is improved.
This embodiment has provided a hoisting apparatus for overhaul of Euro storehouse equipment, has solved the overhaul of equipment of two adjacent Euro storehouses 3 and has overhauld the jack-up demand of jack-up, has greatly made things convenient for the overhaul of equipment in Euro storehouse 3 and the jack-up demand of maintenance in-process, and single track hoisting apparatus maintains portably moreover, and use cost is extremely low, can real-time response, and does not occupy the ground space, can not produce the interference to other equipment at scene.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a hoisting apparatus for maintenance of euro storehouse equipment, its characterized in that for the handling of maintenance equipment in two adjacent euro storehouses (3), top surface (31) of two euro storehouses (3) all be equipped with and hang thing hole (2), the device include metal portal (4), track (5) and electric block (6), metal portal (4) set up on circumference terminal surface (32) at two euro storehouses (3) bulkhead tops, metal portal (4) mount table (42) on including support frame and support frame, track (5) suspend in midair on mount table (42), and directly over hanging thing hole (2) on two euro storehouses (3), electric block (6) slide and set up on track (5).
2. A hoisting device for the overhaul of oro-silo equipment according to claim 1, characterized in that the support frame comprises a plurality of legs (41), the legs (41) being evenly and symmetrically distributed over the two oro-silos (3).
3. A hoisting device for the overhaul of Euro cabin equipment according to claim 2, characterized in that the end of each leg (41) of one of the Euro cabins (3) is fixed to the circumferential end surface (32) of the top of the cabin wall of the Euro cabin (3) by means of a hinged support (7), and the end of each leg (41) of the other Euro cabin (3) is fixed to the circumferential end surface (32) of the top of the cabin wall of the Euro cabin (3) by means of a sliding support (8).
4. A hoisting device for overhauling an Euro cabin device according to claim 3, wherein the hinged support (7) comprises a first end plate (71) and a second end plate (74), the first end plate (71) is fixed with the end of the supporting leg (41), the second end plate (74) is embedded in the circumferential end surface (32), the first end plate (71) is provided with a first hinged plate (71), the second end plate (74) is provided with a second hinged plate (73), and the first hinged plate (71) and the second hinged plate (73) are hinged through a first pin shaft (75).
5. A hoisting device for overhauling an Euro cabin device according to claim 3, wherein the sliding support (8) comprises a third end plate (81) and a fourth end plate (83), the third end plate (81) is fixed with the end of the supporting leg (41), the fourth end plate (83) is embedded in the circumferential end surface (32), the third end plate (81) is provided with a third hinge plate (82), the fourth end plate (83) is provided with a fourth hinge plate (85), and the third hinge plate (82) and the fourth hinge plate (85) are hinged through a second hinge pin (84).
6. A hoisting device for overhauling an Euro cabin device according to claim 5, wherein the second pin shaft (84) comprises a rolling shaft (841) and a sliding shaft (842) coaxially fixed at two ends of the rolling shaft (841), waist-shaped holes (843) are formed in the third hinged plate (82) and the fourth hinged plate (85), the sliding shaft (842) penetrates through the waist-shaped holes (843) in the third hinged plate (82) and the fourth hinged plate (85), and the side wall of the rolling shaft (841) is in contact with the third hinged plate (82) and the fourth hinged plate (85).
7. A hoisting device for the overhaul of an euro silo equipment as claimed in claim 1, characterized in that the mounting table (42) is provided with a first connecting rod (9), the rail (5) is fixed with a connecting plate (11), and the end of the first connecting rod (9) is connected with the connecting plate (11) through a second connecting rod (10).
8. A hoisting apparatus for the overhaul of euro storehouse equipment as claimed in claim 1, wherein the mounting table (42) is a trapezoid frame formed by connecting rods end to end, the cross section of the connecting rods is i-shaped, a plurality of reinforcing rods (44) are connected between the upper bottom and the lower bottom of the trapezoid frame, and the cross section of the reinforcing rods (44) is i-shaped.
9. A hoisting device for the overhaul of euro silo equipment according to claim 1, characterized in that a second horizontal tie rod (46) and two cross diagonal tie rods (43) are connected between two legs (41) on the symmetrical positions of two euro silos (3), and a first horizontal tie rod (45) is connected between two adjacent legs (41) on each euro silo (3).
10. A hoisting device for the overhaul of Euro cabin equipment according to claim 1, wherein the cross section of the rail (5) is I-shaped, and the electric hoist (6) is slidably arranged on the rail (5) through a trolley (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011495091.2A CN112623956A (en) | 2020-12-17 | 2020-12-17 | Hoisting device for maintenance of Euro cabin equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011495091.2A CN112623956A (en) | 2020-12-17 | 2020-12-17 | Hoisting device for maintenance of Euro cabin equipment |
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|---|---|
| CN112623956A true CN112623956A (en) | 2021-04-09 |
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| CN202011495091.2A Pending CN112623956A (en) | 2020-12-17 | 2020-12-17 | Hoisting device for maintenance of Euro cabin equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113138010A (en) * | 2021-04-28 | 2021-07-20 | 华能国际电力股份有限公司上海石洞口第一电厂 | Coal storage quantity metering and weighing device for coal storage Euro bunker |
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