CN212863901U

CN212863901U - Power boiler maintenance is with playing gallows

Info

Publication number: CN212863901U
Application number: CN202021695182.6U
Authority: CN
Inventors: 姜维国
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-04-02
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a power boiler maintenance is with playing gallows, including the base, two the equal rigid coupling in top of base has the square frame, equal rigid coupling has the diaphragm, two about the positive left and right sides of square frame power unit is all installed to the inside of diaphragm, power unit includes montant, reciprocal lead screw, sheave, belt and first motor, two both sides rotate with the inner wall of diaphragm respectively about the outer wall of montant and link to each other. Through the reciprocal lead screw of power unit control rotation drive fixed establishment and realize going up and down, original steel cable connection goes up and down has been changed, stability is improved, prevent to lift by crane and rock, normal work has been guaranteed, rotate through fixed establishment threaded rod, it adjusts to drive arc board interval, satisfy multiple boiler and lift by crane, the trouble of change equipment has been saved, the practicality has been improved, support the boiler through the fixed establishment arc board, the sheltering from to filtering the bottom has been reduced, maintenance cost has been reduced, the work degree of difficulty has been improved, and the promotion is convenient.

Description

Power boiler maintenance is with playing gallows

Technical Field

The utility model relates to a boiler maintenance of power plant is with playing gallows technical field specifically is a boiler maintenance of power plant is with playing gallows.

Background

The hoisting frame for power plant boiler maintenance is mainly used for steam-water pipelines or boiler equipment of a power plant, and thermal displacement and equipment devices thereof generated in the process of operation.

The existing lifting frame for maintaining the power plant boiler only adopts steel cable connection for height adjustment when in use, has poor stability, is easy to rock after lifting, influences normal work, can only satisfy a boiler lifting by the fixed unable adjustment of boiler size, needs to change lifting equipment, reduces the practicality, and original lifting by crane simultaneously shelters from the boiler outer wall below great, has increased the maintenance degree of difficulty, has reduced the work degree of difficulty, is not conform to the user demand of modern.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power boiler maintenance is with playing gallows to propose current power boiler maintenance in solving above-mentioned background art and only adopt steel cable connection with playing the gallows altitude mixture control when using, stability is relatively poor, rocks easily after lifting by crane, influences the problem of normal work.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting frame for maintaining a power plant boiler comprises bases, wherein square frames are fixedly connected to the tops of the two bases, transverse plates are fixedly connected to the upper portion and the lower portion of the left side and the right side of the front face of each square frame, and power mechanisms are mounted inside the two transverse plates;

the power mechanism comprises a vertical rod, a reciprocating screw rod, a grooved wheel, a belt and a first motor;

the upper side and the lower side of the outer walls of the two vertical rods are respectively connected with the inner wall of the transverse plate in a rotating mode, the outer walls of the two vertical rods are respectively fixedly connected with the inner wall of the reciprocating screw rod, the tops of the two vertical rods are respectively fixedly connected with the bottom of the grooved pulley, the outer walls of the two grooved pulleys are respectively connected with the left side and the right side of the inner wall of the belt in a rotating mode, the top of the grooved pulley positioned on the left side is fixedly connected with the output end of the first motor, and a fixing mechanism is arranged below the outer;

the fixing mechanism comprises a sliding block, a triangular plate, a sleeve plate, a threaded rod, a second motor, a support, a long plate and a bent block;

the outer wall of slider and the outer wall below slip joint of reciprocal lead screw, the front of slider and the top looks rigid coupling of set-square, the bottom of set-square and the top looks rigid coupling of lagging, the inner wall of lagging and the outer wall threaded connection of threaded rod, the left side of threaded rod and the output looks rigid coupling of second motor, the outer wall below of second motor and the inner wall looks rigid coupling of support, the bottom of support and the top left side looks rigid coupling of long slab, the top right side of long slab and the bottom slip joint of lagging, the right side of threaded rod rotates with the left side of bent piece and links to each other.

Preferably, the outer wall of the first motor is fixedly connected with a curved plate, and the bottom of the curved plate is fixedly connected with the left side of the top of the square frame.

Preferably, the inner sides of the two curved blocks are fixedly connected with arc plates respectively, and the inner sides of the two arc plates are fixedly connected with rubber pads respectively.

Preferably, the sliding block and the reciprocating lead screw form a sliding mechanism.

Preferably, the top of the inner wall of the square frame is provided with a hoisting mechanism;

the hoisting mechanism comprises a groove plate, a short plate, a bolt and an electric hoist;

the top of frid and the inner wall top of square frame are supported tightly, the left and right sides top of frid respectively with the inboard looks rigid coupling of short slab, two the inner wall of short slab is respectively through bolt and the inner wall top left and right sides threaded connection of square frame, the inner wall swing joint of frid has electric block.

Compared with the prior art, the beneficial effects of the utility model are that: this power boiler maintenance is with playing gallows passes through power unit control reciprocating screw and rotates and drive fixed establishment and realize going up and down, has changed original steel cable connection and has gone up and down, has improved stability, has prevented to lift by crane and has rocked, has guaranteed that work is normal.

The threaded rod of the fixing mechanism is rotated to drive the arc plate to adjust the distance, so that the lifting of various boilers is met, the trouble of replacing equipment is saved, and the practicability is improved.

The boiler is supported by the arc plates of the fixing mechanism, so that the shielding of the bottom of the filter is reduced, the maintenance cost is reduced, the working difficulty is improved, and the popularization is facilitated.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the vertical rod, the reciprocating screw rod and the grooved pulley in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the bottom plate, the square frame and the horizontal plate in FIG. 1;

fig. 4 is a schematic view of the connection relationship between the sliding block, the triangle and the sleeve plate in fig. 1.

In the figure: 1. the lifting mechanism comprises a base, 2, a power mechanism, 201, a vertical rod, 202, a reciprocating screw rod, 203, a grooved wheel, 204, a belt, 205, a first motor, 3, a fixing mechanism, 301, a sliding block, 302, a triangular plate, 303, a sleeve plate, 304, a threaded rod, 305, a second motor, 306, a support, 307, a long plate, 308, a curved block, 4, a lifting mechanism, 401, a grooved plate, 402, a short plate, 403, a bolt, 404, an electric block, 5, a transverse plate, 6, an arc plate, 7, a rubber pad, 8, a curved plate, 9 and a square frame.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a power plant boiler maintenance lifting frame comprises bases 1, square frames 9 are fixedly connected to the tops of two bases 1, transverse plates 5 are fixedly connected to the upper and lower sides of the front sides of the square frames 9, power mechanisms 2 are mounted inside the two transverse plates 5, each power mechanism 2 comprises a vertical rod 201, a reciprocating lead screw 202, a grooved pulley 203, a belt 204 and a first motor 205, the upper and lower sides of the outer walls of the two vertical rods 201 are rotatably connected with the inner wall of the transverse plate 5 respectively, the vertical rods 201 are stressed to rotate through bearings on the inner wall of the transverse plates 5, the outer walls of the two vertical rods 201 are fixedly connected with the inner wall of the reciprocating lead screw 202 respectively, the tops of the two vertical rods 201 are fixedly connected with the bottom of the grooved pulleys 203 respectively, the outer walls of the two grooved pulleys 203 are rotatably connected with the left and right sides of the inner wall of the belt 204 respectively, the left grooved pulley 203 rotates to drive the right grooved pulley, the first motor 205 is model number Y2-1.

The outer wall of the first motor 205 is fixedly connected with a curved plate 8, the bottom of the curved plate 8 is fixedly connected with the left side of the top of the square frame 9, the fixing mechanisms 3 are arranged below the outer walls of the two reciprocating screw rods 202, each fixing mechanism 3 comprises a slide block 301, a triangular plate 302, a sleeve plate 303, a threaded rod 304, a second motor 305, a support 306, a long plate 307 and a curved block 308, the outer wall of each slide block 301 is in sliding clamping connection with the lower portion of the outer wall of each reciprocating screw rod 202, each slide block 301 is forced to slide through a sliding chute in the outer wall of each reciprocating screw rod 202, the front face of each slide block 301 is fixedly connected with the top of the corresponding triangular plate 302, the bottom of each triangular plate 302 is fixedly connected with the top of the corresponding sleeve plate 303, the inner wall of each sleeve plate 303 is in threaded connection with the outer wall of each threaded rod 304, the left side of each threaded rod 304 is fixedly connected with the output end of the corresponding second motor, the bottom of the bracket 306 is fixedly connected with the left side of the top of the long plate 307, the right side of the top of the long plate 307 is in sliding clamping connection with the bottom of the sleeve plate 303, the right side of the threaded rod 304 is rotatably connected with the left side of the curved block 308, the curved block 308 is forced to rotate through a bearing on the right side of the threaded rod 304, the inner sides of the two curved blocks 308 are respectively fixedly connected with the arc plates 6, the inner sides of the two arc plates 6 are respectively fixedly connected with the rubber pads 7, the sliding block 301 and the reciprocating lead screw 202 form a sliding mechanism, the sliding block 301 is forced to slide up and down through the outer wall sliding chute of the reciprocating lead screw 202, the top of the inner wall of the square frame 9 is provided with the lifting mechanism 4, the lifting mechanism 4 comprises a groove plate 401, a short plate 402, a bolt 403 and an electric block 404, the top of the groove plate 401 is tightly abutted against the top of the inner wall of the square frame 9, the electric block 404 is of HHB0101, the tops of the left side and the right side of, an electric hoist 404 is movably connected to the inner wall of the groove plate 401.

In this example, when the lifting frame is used, the second motors 305 on both sides are now connected with an external power supply, the second motors 305 work to drive the threaded rods 304 to rotate, the threaded rods 304 rotate to the inner side through the sleeve plates 303, meanwhile, the second motors 305 drive the long plates 307 to move to the inner side through the brackets 306, the moving threaded rods 304 drive the arc plates 6 to move to the inner side through the curved blocks 8, the first motor 205 stops working after the distance between the two arc plates 6 meets the requirement of boiler support, the boiler is placed at the inner sides of the two arc plates 6, then the hook at the output end of the electric block 404 on the top of the inner wall of the square frame 9 is connected with the boiler, then the first motor 205 is connected with the external power supply, the first motor 205 works to drive the left grooved pulley 203 to rotate, then the right grooved pulley 203 is driven to rotate through the belt 204, the two rotating grooved pulleys 203 drive the reciprocating, therefore, the boiler is lifted upwards, and meanwhile, the electric hoist 404 drives the output end to move upwards, so that the whole boiler is lifted, and maintenance is facilitated.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power boiler maintenance is with playing gallows, includes base (1), its characterized in that: the top parts of the two bases (1) are fixedly connected with square frames (9), transverse plates (5) are fixedly connected to the upper and lower sides of the left and right sides of the front surface of each square frame (9), and power mechanisms (2) are mounted inside the two transverse plates (5);

the power mechanism (2) comprises a vertical rod (201), a reciprocating screw rod (202), a grooved wheel (203), a belt (204) and a first motor (205);

the upper side and the lower side of the outer walls of the two vertical rods (201) are respectively connected with the inner wall of the transverse plate (5) in a rotating mode, the outer walls of the two vertical rods (201) are respectively fixedly connected with the inner wall of the reciprocating screw rod (202), the tops of the two vertical rods (201) are respectively fixedly connected with the bottoms of the grooved pulleys (203), the outer walls of the two grooved pulleys (203) are respectively connected with the left side and the right side of the inner wall of the belt (204) in a rotating mode, the top of the grooved pulley (203) located on the left side is fixedly connected with the output end of the first motor (205), and fixing mechanisms (3) are arranged below the outer walls of the two reciprocating screw;

the fixing mechanism (3) comprises a sliding block (301), a triangular plate (302), a sleeve plate (303), a threaded rod (304), a second motor (305), a support (306), a long plate (307) and a curved block (308);

the outer wall below slip joint of the outer wall of slider (301) and reciprocal lead screw (202), the front of slider (301) and the top looks rigid coupling of set square (302), the bottom of set square (302) and the top looks rigid coupling of lagging (303), the inner wall of lagging (303) and the outer wall threaded connection of threaded rod (304), the left side of threaded rod (304) and the output looks rigid coupling of second motor (305), the outer wall below of second motor (305) and the inner wall looks rigid coupling of support (306), the bottom of support (306) and the top left side rigid coupling of long slab (307), the top right side of long slab (307) and the bottom slip joint of lagging (303), the right side of threaded rod (304) rotates with the left side of cranking piece (308) and links to each other.

2. A lifting frame for power plant boiler maintenance according to claim 1, characterized in that: the outer wall of the first motor (205) is fixedly connected with a curved plate (8), and the bottom of the curved plate (8) is fixedly connected with the left side of the top of the square frame (9).

3. A lifting frame for power plant boiler maintenance according to claim 1, characterized in that: the inner sides of the two bent blocks (308) are fixedly connected with arc plates (6) respectively, and the inner sides of the two arc plates (6) are fixedly connected with rubber pads (7) respectively.

4. A lifting frame for power plant boiler maintenance according to claim 1, characterized in that: the sliding block (301) and the reciprocating lead screw (202) form a sliding mechanism.

5. A lifting frame for power plant boiler maintenance according to claim 1, characterized in that: the top of the inner wall of the square frame (9) is provided with a hoisting mechanism (4);

the hoisting mechanism (4) comprises a groove plate (401), a short plate (402), a bolt (403) and an electric hoist (404);

the top of the groove plate (401) is tightly abutted to the top of the inner wall of the square frame (9), the tops of the left side and the right side of the groove plate (401) are fixedly connected with the inner sides of the short plates (402), the inner walls of the two short plates (402) are in threaded connection with the left side and the right side of the top of the inner wall of the square frame (9) through bolts (403), and the inner wall of the groove plate (401) is movably connected with an electric hoist (404).