CN212863895U

CN212863895U - Thermal power plant overhauls with instrument of lifting by crane

Info

Publication number: CN212863895U
Application number: CN202021207493.3U
Authority: CN
Inventors: 关丽萍
Original assignee: Cpi Xinjiang Energy & Chemical Group Wucaiwan Power Generation Co ltd
Current assignee: Cpi Xinjiang Energy & Chemical Group Wucaiwan Power Generation Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-02
Anticipated expiration: 2030-06-24

Abstract

The utility model provides a thermal power plant overhauls and uses lifting tool relates to thermal power plant maintenance equipment technical field, including device main part, slider and telescopic link, the top middle part embedding of device main part is provided with first motor, and the bottom middle part of device main part is provided with the activity dish, the rotation output and the activity dish top fixed connection of first motor. The utility model discloses in, through installing the movable disc, need use hoisting accessory when maintaining with some small-size equipment of thermal power plant, and when the equipment that the jack-up main part will need the maintenance hoisted, the user can have more needs equipment to place and adjust, and two second motors rotate and drive the running gear and rotate and make the slider remove along the spout, thereby when making the equipment that the jack-up main part hoisted to remove about, start first motor and drive the movable disc and rotate, make this device can freely three hundred sixty degrees adjusting device place the position, improve the convenience of use greatly.

Description

Thermal power plant overhauls with instrument of lifting by crane

Technical Field

The utility model relates to a maintenance of thermal power plant equipment technical field especially relates to a thermal power plant overhauls and uses lifting by crane instrument.

Background

A thermal power plant, referred to as a thermal power plant for short, is a plant for producing electric energy by using combustible materials (such as coal) as fuel, and the basic production process is as follows: fuel adds hydrothermal steam generation when burning, chemical energy with fuel is converted into heat energy, steam pressure promotes the steam turbine rotation, heat energy conversion becomes mechanical energy, then the steam turbine drives the generator rotation, convert mechanical energy into the electric energy, and during the overhaul of the equipments in the thermal power plant, often dismantle the equipment of overhauing through lifting by crane equipment, it is inconvenient to miniature equipment dismantlement maintenance, and the hoisting accessory of small-size equipment often the bottom removes through the universal wheel, lead to extrudeing the universal wheel easily when lifting by crane heavy object equipment, lead to the universal wheel deformation easily and lead to turning on one's side the damage, certain danger has, and can only reciprocate behind the hoisting accessory of small-size equipment often, it removes to make to promote hoisting accessory after lifting by crane, in case take place the slope and collapse and cause the.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the hoisting tool is used in thermal power plant's maintenance that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lifting tool for thermal power plant maintenance comprises a device main body, a sliding block and a telescopic rod, wherein a first motor is embedded in the middle of the top end of the device main body, a movable disc is arranged in the middle of the bottom end of the device main body, the rotating output end of the first motor is fixedly connected with the top end of the movable disc, a sliding groove is formed in the bottom end of the movable disc, the sliding block is connected to one side of the inside of the sliding groove in a sliding mode, supporting plates are fixedly connected to the left side and the right side of the movable disc, the top end of each supporting plate is welded to the bottom end of the device main body, supporting rods are welded to the left side and the right side of the bottom end of the device main body, a;

the bottom middle part of slider has the jack-up main part through nut fixedly connected with, the bottom left and right sides of slider all imbeds and is provided with the second motor, the top embedding of telescopic link is provided with the second hydraulic pump, the bottom welding of telescopic link has the backup pad, the first hydraulic pump of one side fixedly connected with of telescopic link is kept away from on the top of backup pad, the welding of the bottom middle part of backup pad has supporting baseplate.

Preferably, the contact surface of the supporting plate and the movable plate is provided with a ball.

Preferably, two rotating gears are arranged in the sliding groove at equal intervals in the transverse direction, and the rotating output ends of the two second motors are fixedly connected with the two rotating gears respectively.

Preferably, one side that the supporting baseplate was kept away from to the backup pad bottom is provided with the universal wheel, the output of first hydraulic pump runs through backup pad and universal wheel top fixed connection.

Preferably, the gap among the cross sections of the device body, the support rod and the support frame is triangular.

Preferably, the telescopic rod is fixed with the support rod through a second hydraulic pump, and the lower part of the cross section of the support bottom plate is in a sawtooth shape.

Preferably, the first motor, the second motor and the hoisting main body are electrically connected with an external power supply through power lines.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through installing the movable disc, need use hoisting accessory when maintaining with some small-size equipment of thermal power plant, and when the equipment that the jack-up main part will need the maintenance hoisted, the user can have more needs equipment to place and adjust, and two second motors rotate and drive the running gear and rotate and make the slider remove along the spout, thereby when making the equipment that the jack-up main part hoisted to remove about, start first motor and drive the movable disc and rotate, make this device can freely three hundred sixty degrees adjusting device place the position, improve the convenience of use greatly.

2. Secondly, through installing first hydraulic pump, all remove through the universal wheel because of lifting by crane the equipment bottom to small-size equipment maintenance use, lead to lifting by crane the in-process to equipment, the universal wheel bears the too big easy damage of dynamics, and the contact surface of universal wheel and bottom surface is lower skids easily and produces danger, and when this device removed to suitable position through the universal wheel, it drives the universal wheel rebound to lift by crane first hydraulic pump, make supporting baseplate and bottom surface contact, it improves the area of contact improvement fastness of this device bottom and ground, the cockscomb structure that the supporting baseplate bottom was equipped with can further increase the frictional force between supporting baseplate and the ground simultaneously, increase the stability that this device lifted by crane equipment.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial structure of the middle movable plate of the present invention;

FIG. 3 is a schematic view of a partial structure of the middle support rod of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 of the present invention.

In fig. 1 to 4, the correspondence between the part names or lines and the reference numbers is:

the device comprises a device main body 1, a first motor 101, a movable disc 102, a sliding chute 103, a supporting plate 104, a supporting rod 105, a supporting frame 106, a ball 107, a sliding block 2, a second motor 201, a hoisting main body 202, an expansion rod 3, a supporting plate 301, a first hydraulic pump 302, a supporting bottom plate 303, a second hydraulic pump 304 and a universal wheel 305.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the utility model provides a lifting tool for thermal power plant maintenance, including a device main body 1, a slider 2 and a telescopic rod 3, a first motor 101 is embedded in the middle of the top end of the device main body 1, a movable disc 102 is arranged in the middle of the bottom end of the device main body 1, the rotating output end of the first motor 101 is fixedly connected with the top end of the movable disc 102, a chute 103 is arranged at the bottom end of the movable disc 102, the slider 2 is slidably connected to one side inside the chute 103, supporting plates 104 are fixedly connected to the left and right sides of the movable disc 102, the top end of the supporting plate 104 is welded to the bottom end of the device main body 1, supporting rods 105 are welded to the left and right sides of the bottom end of the device main body 1, a supporting frame 106 is welded above one side face;

the bottom middle part of slider 2 has jack-up main part 202 through nut fixedly connected with, and the bottom left and right sides of slider 2 all imbeds and is provided with second motor 201, and the top embedding of telescopic link 3 is provided with second hydraulic pump 304, and the bottom welding of telescopic link 3 has backup pad 301, and the first hydraulic pump 302 of one side fixedly connected with of telescopic link 3 is kept away from on the top of backup pad 301, and the bottom middle part welding of backup pad 301 has supporting baseplate 303.

Furthermore, the contact surface between the supporting plate 104 and the movable plate 102 is provided with the balls 107, because the movable plate 102 needs to bear the weight of the lifting device of the lifting main body 202, the movable plate 102 can rub against the supporting plate 104 for a long time and is easy to wear when being driven to rotate by the first motor 101, and when the supporting plate 104 supports two sides of the bottom end of the movable plate 102, the balls 107 can greatly reduce the friction force between the movable plate 102 and the supporting plate 104, and the wear between the movable plate 102 and the supporting plate 104 is effectively reduced.

Further, the inside of spout 103 is provided with the running gear that two horizontal equidistance were arranged, the rotation output of two second motors 201 respectively with two running gear fixed connection, when hoist main part 202 lifted by crane needs maintenance of equipment, when needing to place other angles places, start second motor 201 and rotate and drive the running gear and rotate, make slider 2 remove about spout 103, be convenient for remove the equipment that needs the maintenance to other places, be convenient for maintain.

Further, one side of the bottom end of the supporting plate 301, which is far away from the supporting base plate 303, is provided with a universal wheel 305, the output end of the first hydraulic pump 302 penetrates through the supporting plate 301 and is fixedly connected with the top of the universal wheel 305, the lower portion of the cross section of the supporting base plate 303 is in a sawtooth shape, when a user needs to use the device to lift equipment needing maintenance, the device can move through the universal wheel 305, when the device is moved to a proper position, the first hydraulic pump 302 is started to upwards shrink the universal wheel 305, the supporting base plate 303 is fixed with the ground, the phenomenon that the universal wheel 305 is seriously deformed and easily damaged due to the fact that the universal wheel 305 bears gravity is effectively avoided, the device is enabled to lift a heavy object and is not prone to damage the universal wheel 305, the sawtooth shape of the bottom surface of the supporting base plate.

Further, the cross section clearance department of device main part 1, bracing piece 105 and support frame 106 is triangle-shaped, because of bracing piece 105 needs the whole weight of strutting arrangement main part 1, and the clearance between support frame 106 and bracing piece 105 and the device main part 1 is triangle-shaped for bracing piece 105 no matter which side of the left and right sides surveys the atress, bracing piece 105 homoenergetic supports bracing piece 105, makes bracing piece 105 not fragile or deformation.

Furthermore, the telescopic rod 3 is fixed with the supporting rod 105 through the second hydraulic pump 304, when the equipment to be lifted is high, a user can jack the supporting rod 105 upwards by controlling the second hydraulic pump 304, the overall length of the telescopic rod 3 and the supporting rod 105 is increased, and the application range of the device is widened.

Further, the first motor 101, the second motor 201 and the lifting main body 202 are electrically connected to an external power source through power lines.

The working principle is as follows: when the device is used, the device can move to a required position through the universal wheel 305, then the universal wheel is fixed through the buckle on the universal wheel 305, the hoisting main body 202 is aligned above equipment needing to be disassembled and maintained, the equipment is fixed with the hoisting main body 202 through a rope, then the first hydraulic pump 302 is started to upwards contract the universal wheel 305, so that the supporting base plate 303 is fixed with the ground, the universal wheel 305 is effectively prevented from bearing gravity and being easily deformed and seriously damaged, a heavy object hoisted by the device is not easy to damage the universal wheel 305, the friction between the sawtooth shape of the bottom surface of the supporting base plate 303 and the ground can be increased, the device can be more stable in the hoisting process, then, when the hoisting main body 202 hoists the equipment needing to be maintained and needs to be placed at other angles, the second motor 201 is started to rotate to drive the rotating gear to rotate, so that the sliding block 2 can move left and right along the, finally, when the angle for placing the lifted equipment needs to be further moved, the first motor 101 can be started to drive the movable disc 102 to rotate, so that the placed angle position of the lifted equipment can be further adjusted, and the lifting device is convenient for a user to use.

The embodiments of the present application have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The lifting tool for thermal power plant maintenance comprises a device main body (1), a sliding block (2) and a telescopic rod (3), and is characterized in that a first motor (101) is embedded into the middle of the top end of the device main body (1), a movable disc (102) is arranged in the middle of the bottom end of the device main body (1), the rotating output end of the first motor (101) is fixedly connected with the top end of the movable disc (102), a sliding groove (103) is formed in the bottom end of the movable disc (102), the sliding block (2) is slidably connected to one side of the inside of the sliding groove (103), supporting plates (104) are fixedly connected to the left side and the right side of the movable disc (102), the top end of each supporting plate (104) is welded to the bottom end of the device main body (1), supporting rods (105) are welded to the left side and the right side of the bottom end of the device main body (1), and a supporting frame (106) is, a telescopic rod (3) is arranged inside the bottom end of the supporting rod (105);

the bottom of slider (2) middle part is through nut fixedly connected with jack-up main part (202), the bottom left and right sides of slider (2) all imbeds and is provided with second motor (201), the top embedding of telescopic link (3) is provided with second hydraulic pump (304), the bottom welding of telescopic link (3) has backup pad (301), the top of backup pad (301) is kept away from the first hydraulic pump (302) of one side fixedly connected with of telescopic link (3), the bottom middle part welding of backup pad (301) has supporting baseplate (303).

2. Hoisting tool for thermal power plant overhaul according to claim 1, characterized in that the contact surface of the pallet (104) with the movable disc (102) is provided with balls (107).

3. The hoisting tool for thermal power plant overhaul according to claim 1, wherein two rotating gears are arranged in the sliding chute (103) at equal intervals in the transverse direction, and the rotating output ends of the two second motors (201) are fixedly connected with the two rotating gears respectively.

4. The hoisting tool for thermal power plant overhaul according to claim 1, wherein a universal wheel (305) is arranged on one side of the bottom end of the support plate (301) far away from the support base plate (303), and the output end of the first hydraulic pump (302) penetrates through the support plate (301) and is fixedly connected with the top of the universal wheel (305).

5. The hoisting tool for thermal power plant overhaul according to claim 1, wherein the cross-sectional gaps of the device body (1), the support rod (105) and the support frame (106) are triangular.

6. The hoisting tool for thermal power plant overhaul according to claim 1, wherein the telescopic rod (3) is fixed to the support rod (105) by a second hydraulic pump (304), and the lower part of the cross section of the support bottom plate (303) is serrated.

7. The hoisting tool for thermal power plant overhaul according to claim 1, wherein the first motor (101), the second motor (201) and the hoisting main body (202) are electrically connected with an external power supply through power lines.