CN215160411U

CN215160411U - Hoisting device for maintenance of Euro cabin equipment

Info

Publication number: CN215160411U
Application number: CN202023049092.2U
Authority: CN
Inventors: 张晓�
Original assignee: Shanghai Shidongkou First Power Plant of Huaneng Power International Inc
Current assignee: Shanghai Shidongkou First Power Plant of Huaneng Power International Inc
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-12-14
Anticipated expiration: 2030-12-17

Abstract

The utility model relates to a hoisting apparatus for maintenance of euro storehouse equipment 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) through on two euro storehouses (3), electric block (6) slide and set up on track (5). Compared with the prior art, the utility model has the advantages of real-time response, simple structure, not occupy the ground space and with low costs.

Description

Hoisting device for maintenance of Euro cabin equipment

Technical Field

The utility model relates to a hoisting apparatus especially relates to a hoisting apparatus is used in maintenance of euro storehouse 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.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hoisting apparatus for maintenance of Euro storehouse equipment in order to overcome the defect that above-mentioned prior art exists, real-time response, simple structure does not occupy the ground space, and is with low costs.

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 utility model can be realized through 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 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 the circumference terminal surface 32 at 3 bulkhead tops in two Euro storehouses, metal portal 4 include mounting table 42 on support frame and the support frame, track 5 suspend in midair on mounting table 42, and through hanging thing hole 2 directly over on two Euro storehouses 3, electric block 6 slide and set up on track 5.

Further, the support frame comprises a plurality of support legs 41, and the support legs 41 are uniformly and symmetrically distributed on the two euro chambers 3.

Furthermore, the end of each leg 41 of one of the euro chambers 3 is fixed to the circumferential end surface 32 of the top of the wall of the euro chamber 3 by a hinged support 7, and the end of each leg 41 of the other euro chamber 3 is fixed to the circumferential end surface 32 of the top of the wall of the euro chamber 3 by a sliding support 8.

Further, the hinge support 7 comprises a first end plate 71 and a second end plate 74, the first end plate 71 is fixed to the end of the supporting leg 41, the second end plate 74 is embedded on the circumferential end face 32, a first hinge plate 72 is arranged on the first end plate 71, a second hinge plate 73 is arranged on the second end plate 74, and the first hinge plate 72 and the second hinge plate 73 are hinged through a first hinge pin 75.

Further, the sliding support 8 comprises a third end plate 81 and a fourth end plate 83, the third end plate 81 and the end of the support leg 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.

Further, the second pin shaft 84 includes 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 hinge plate 82 and the fourth hinge plate 85, the sliding shaft 842 passes through the waist-shaped holes 843 in the third hinge plate 82 and the fourth hinge plate 85, and a side wall of the rolling shaft 841 contacts with the third hinge plate 82 and the fourth hinge plate 85.

Furthermore, a first connecting rod 9 is arranged on the mounting table 42, a connecting plate 11 is fixed on the rail 5, and the end of the first connecting rod 9 is connected with the connecting plate 11 through a second connecting rod 10.

Further, the mounting table 42 is a trapezoidal frame formed by connecting rods end to end, the cross section of each rod is in an i shape, a plurality of reinforcing rods 44 are connected between the upper bottom and the lower bottom of the trapezoidal frame, and the cross section of each reinforcing rod 44 is in an i shape.

Furthermore, a second horizontal pull rod 46 and two crossed diagonal pull rods 43 are connected between two support legs 41 at 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.

Further, the section of the track 5 is i-shaped, and the electric hoist 6 is slidably arranged on the track 5 through a trolley 61.

Compared with the prior art, the utility model discloses have with following beneficial effect:

(1) the utility model discloses erect metal portal between two adjacent euro storehouses, euro storehouse top is equipped with hangs the thing hole, hang in midair on the metal portal a track through hanging directly over the thing hole, the slip is provided with electric block on the track, can hang into and hang out the maintenance equipment in two adjacent euro storehouses, need not adopt the truck crane in addition, can respond in real time, high efficiency, satisfy the jack-up demand in two euro storehouses simultaneously through a track, simple structure, low cost, easy and simple to handle, the hoisting device sets up at the euro storehouse top simultaneously, do not occupy the ground space, can not produce the interference to other equipment on the spot;

(2) the end part of each landing leg on one of the Euro bins of the utility model is fixed on the circumferential end surface of the top of the Euro bin wall through the hinged support, the end part of each landing leg on the other Euro bin is fixed on the circumferential end surface of the top of the Euro bin wall through the sliding support, 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 the hoisting device caused by different settlement amounts of the two Euro bins is reduced, the safety is good, and the service life is long;

(3) the utility model discloses the second round pin axle includes that roller bearing and coaxial fix the sliding shaft at roller bearing both ends, has all opened waist type hole on third articulated slab and the fourth articulated slab, and the sliding shaft passes the waist type hole on third articulated slab and the fourth articulated slab, and the sliding shaft can be followed waist type hole direction and slided, and the lateral wall and the contact of third articulated slab and fourth articulated slab of roller bearing, roller bearing play the supporting role, reduce the atress of sliding shaft, and stable in structure, the security is good.

(3) The utility model discloses the mount table is the trapezoidal frame that the connecting rod end to end connection constitutes to the shape of the circumference terminal surface that adapts to Euro storehouse bulkhead top, and the cross-section of connecting rod is I-shaped, and structural rigidity is big and light in weight, improves security and arrangement cost, is connected with a plurality of stiffeners between the upper bottom and the lower bottom of this trapezoidal frame, the cross-section of stiffener is I-shaped, improves the structural rigidity of mount table, and the security is good;

(4) the utility model discloses be connected with second horizontal pull rod and two criss-cross diagonal draw bars between two landing legs on the symmetric position in two euro storehouses, be connected with first horizontal pull rod between two adjacent landing legs on each euro storehouse, improve metal portal's tensile strength, long service life.

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 present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The 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 part of the supporting leg 41, the second end plate 74 is pre-embedded on the circumferential end surface 32, a first hinged plate 72 is arranged on the first end plate 71, a second hinged plate 73 is arranged on the second end plate 74, and the first hinged plate 72 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.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

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 silo equipment according to claim 2, characterized in that the end of each leg (41) on one of the euro silos (3) is fixed to the circumferential end surface (32) at the top of the silo wall of the euro silo (3) by means of a hinged support (7), and the end of each leg (41) on the other euro silo (3) is fixed to the circumferential end surface (32) at the top of the silo wall of the euro silo (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 (72), the second end plate (74) is provided with a second hinged plate (73), and the first hinged plate (72) 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).