CN217780554U

CN217780554U - Safety monitoring formula girder structure of explosion-proof hoist

Info

Publication number: CN217780554U
Application number: CN202221238316.0U
Authority: CN
Inventors: 赵广姣; 赵建军
Original assignee: Henan Zhongyuan Mining Equipment Co ltd
Current assignee: Henan Zhongyuan Mining Equipment Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-11
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a safety monitoring formula girder structure of explosion-proof crane relates to hoist technical field, specifically is a safety monitoring formula girder structure of explosion-proof crane, including the girder body, the side fixedly connected with detection box of girder body has the connection rope to peg graft in the detection box, detects the side fixedly connected with alarm control box of box, and the both sides of girder body all are equipped with safety alarm, and the top of girder body is equipped with the dolly slide rail, is equipped with the travelling car in the dolly slide rail, the both sides fixedly connected with connecting plate of travelling car. This safety monitoring formula girder structure of explosion-proof crane, through girder body, detection box, connection rope, alarm control box, safety alarm, dolly slide rail, travelling car, connecting plate, hang the pole, detect the piece and detect fenestrate cooperation setting, the position state of travelling car in the dolly slide rail can change along with appearing after the girder body bending deformation appearing at the in-process of use.

Description

Safety monitoring formula girder structure of explosion-proof hoist

Technical Field

The utility model relates to a hoist technical field specifically is explosion-proof crane's safety monitoring formula girder structure.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane hoisting equipment is also called a crown block, a gantry crane and a crane hoisting device, and has the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the development and the use of the crane in the market are more and more extensive. Because the weight is lifted without using the supporting legs and certain accidents often occur when the crane runs by lifting the weight, the running speed is higher than that of a crawler crane (crawler crane); the operation is stable, the lifting load is large, the lifting and walking can be carried out within a specific range, but the road is required to be smooth and firm, the tire pressure meets the requirement, and the lifting distance from the ground cannot exceed 50CM; the long-distance walking with load is forbidden. In order to ensure the operation safety, the hoisting operation without landing legs is basically forbidden in China. The crane is matched with steel wire ropes of various types including phosphated coating steel wire ropes, galvanized steel wire ropes and smooth steel wire ropes.

The explosion-proof crane, i.e. the explosion-proof hoist bridge crane, is a double-beam bridge crane using explosion-proof electric hoist as hoisting mechanism, is suitable for the maintenance and loading and unloading work of machinery workshops, warehouses, stock yards and hydropower stations made by light and medium works, and is a hoisting device popularized and used in China. The main beam of the explosion-proof crane needs to bear the gravity of a lifted heavy object in the using process, and potential safety hazards easily exist in the long-time using process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an explosion-proof crane's safety monitoring formula girder structure has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a safety monitoring formula girder structure of explosion-proof crane, includes the girder body, the side fixedly connected with detection box of girder body, it has the connection rope to peg graft in the detection box, the side fixedly connected with alarm control box of detection box, the both sides of girder body all are equipped with safety alarm, the top of girder body is equipped with the dolly slide rail, be equipped with the travelling car in the dolly slide rail, the both sides fixedly connected with connecting plate of travelling car, the lower fixed surface of connecting plate is connected with hangs the pole, the bottom fixedly connected with detection piece that hangs the pole, the central point that detects the piece puts and is equipped with the detection perforation, the both sides of dolly slide rail internal surface are equipped with stop gear.

Optionally, the inside sliding connection of detection box has insulating arm-tie, the side of insulating arm-tie is equipped with the electricity piece, be equipped with the circular telegram piece on the lateral wall of detection box inner surface, the opposite side fixed connection compression spring of insulating arm-tie, compression spring's the other end butt is on the lateral wall of detection box inner surface.

Optionally, every two detection boxes are symmetrically distributed on two sides of the main beam body, two ends of the connection rope are respectively inserted into the detection boxes on the two sides, and two ends of the connection rope penetrate through the middle of the compression spring and are fixedly connected to the side face of the insulating pull plate.

Optionally, two sides of the inner surface of the alarm control box are fixedly connected with guide chutes, the guide chutes are connected with sliding press plates in a sliding mode, the side faces of the sliding press plates are provided with power-on springs, and the other ends of the power-on springs are fixedly connected to the side walls of the inner surface of the alarm control box and provided with alarm switches.

Optionally, the position of alarm switch is corresponding with the center of sliding pressure plate, just alarm switch passes through wire and safety alarm electric connection.

Optionally, the position of the electrifying block corresponds to the position of the electrifying block, and the electrifying block is electrically connected with the electrifying spring through a wire.

Optionally, the position of the detection perforation corresponds to the position of the connection rope, and the detection perforation is in clearance fit with the connection rope.

Optionally, the limiting mechanism comprises a limiting installation groove, a limiting sliding plate is connected in the limiting installation groove in a sliding mode, a plurality of limiting rods are connected to the side face of the limiting sliding plate in a splicing mode, supporting springs are arranged in the limiting sliding plate, the other ends of the supporting springs are fixedly connected to the side face of the limiting rods, electric push rods are arranged below the limiting installation groove, an output end of each electric push rod is fixedly connected with a pulling plate, and the top of each pulling plate is fixedly connected to the lower surface of the limiting sliding plate.

(III) advantageous effects

The utility model provides an explosion-proof crane's safety monitoring formula girder structure possesses following beneficial effect:

1. this safety monitoring formula girder structure of explosion-proof crane, through the girder body, the detection box, connect the rope, alarm control box, safety alarm, the dolly slide rail, the travelling car, the connecting plate, hang the pole, detect the piece and detect fenestrate cooperation setting, the position state of travelling car in the dolly slide rail can change along with appearing after the girder body bending deformation appearing in the in-process of using, make the position of the detection piece of its both sides change, make to pass and detect fenestrate connection rope of detection become the state of buckling by the horizontal state after the position of detection piece appears changing, thereby will connect the rope by outside pulling in the detection box, drive insulating arm-tie and outwards slide, the piece that makes this moment makes the power on block separately with connecing the piece, electric connection's circular telegram spring outage after separately, length increases after the circular telegram spring outage, promote the sliding platen and slide in the direction spout, make the sliding platen trigger alarm switch, electric connection's safety alarm with it begins to report to the police after alarm was triggered.

2. This safety monitoring formula girder structure of explosion-proof crane, through the dolly slide rail, travelling car and stop gear's cooperation sets up, the in-process travelling car that is using is at the in-process electric putter extension state of motion, promote spacing slide to spacing mounting groove in, thereby with the gag lever post income spacing mounting groove in, after the travelling car moved to the hoisting position, electric putter extension state becomes the contraction state, release spacing mounting groove with spacing slide, gag lever post compression supporting spring income spacing slide that corresponds with the travelling car position, the gag lever post butt that is located the travelling car both sides is in the side of travelling car, fix the position of travelling car.

Drawings

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

FIG. 2 is a side view of the present invention;

FIG. 3 is a front sectional view of the detecting box of the present invention;

FIG. 4 is a front sectional structural diagram of the alarm control box of the present invention;

fig. 5 is a side view and sectional structural schematic diagram of the limiting mechanism of the present invention.

In the figure: 1. a main beam body; 2. a detection cartridge; 201. an insulating pull plate; 202. a power connection block; 203. a power-on block; 204. a compression spring; 3. connecting ropes; 4. an alarm control box; 401. a guide chute; 402. a sliding platen; 403. a power-on spring; 404. an alarm switch; 5. a safety alarm; 6. a trolley slide rail; 7. moving the trolley; 8. a connecting plate; 9. a suspension rod; 10. a detection block; 11. detecting a perforation; 12. a limiting mechanism; 1201. a limiting mounting groove; 1202. a limiting sliding plate; 1203. a limiting rod; 1204. a support spring; 1205. an electric push rod; 1206. and pulling the plate.

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.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: a safety monitoring type main beam structure of an explosion-proof crane comprises a main beam body 1, wherein a detection box 2 is fixedly connected to the side surface of the main beam body 1, an insulating pull plate 201 is slidably connected to the inside of the detection box 2, an electrifying block 202 is arranged on the side surface of the insulating pull plate 201, an electrifying block 203 is arranged on the side wall of the inner surface of the detection box 2, a compression spring 204 is fixedly connected to the other side of the insulating pull plate 201, the other end of the compression spring 204 is abutted against the side wall of the inner surface of the detection box 2, connecting ropes 3 are inserted into the detection box 2, every two detection boxes 2 are symmetrically distributed on two sides of the main beam body 1 in a group, two ends of each connecting rope 3 are respectively inserted into the detection boxes 2 on two sides, two ends of each connecting rope 3 penetrate through the middle of the compression spring 204 and are fixedly connected to the side surface of the insulating pull plate 201, an alarm control box 4 is fixedly connected to the side surface of the alarm control box 4, guide chutes 401 are fixedly connected to two sides of the inner surface of the alarm control box 4, a sliding pressure plate 402 is connected in the guide chute 401 in a sliding manner, an energizing spring 403 is arranged on the side surface of the sliding pressure plate 402, an alarm switch 404 is arranged on the side wall of the inner surface of the alarm control box 4 and fixedly connected to the other end of the energizing spring 403, the position of the alarm switch 404 corresponds to the center of the sliding pressure plate 402, the alarm switch 404 is electrically connected with the safety alarm 5 through a lead, the position of the energizing block 203 corresponds to the position of the energizing block 202, the energizing block 203 is electrically connected with the energizing spring 403 through a lead, the safety alarm 5 is arranged on both sides of the main beam body 1, a trolley slide rail 6 is arranged on the top of the main beam body 1, a moving trolley 7 is arranged in the trolley slide rail 6, connecting plates 8 are fixedly connected to both sides of the moving trolley 7, a suspension rod 9 is fixedly connected to the lower surface of the connecting plate 8, and a detection block 10 is fixedly connected to the bottom of the suspension rod 9, the central position of detecting piece 10 is equipped with and detects perforation 11, and the position that detects perforation 11 corresponds with the position of connecting rope 3, and detects perforation 11 and connect clearance fit between the rope 3.

In use, the position state of the movable trolley 7 in the trolley slide rail 6 can change along with the change after the main beam body 1 is bent and deformed, the positions of the detection blocks 10 on the two sides of the main beam body are changed, the connection rope 3 penetrating through the detection through hole 11 is changed into a bending state from a horizontal state after the positions of the detection blocks 10 are changed, the connection rope 3 is pulled outwards from the detection box 2 to drive the insulating pull plate 201 to slide outwards, the electrifying block 203 is separated from the electrifying block 202 at the moment, the electrifying spring 403 electrically connected with the electrifying block after separation is powered off, the length of the electrified spring 403 is increased after the power is off, the sliding press plate 402 is pushed to slide in the guide slide groove 401, the alarm switch 404 is triggered by the sliding press plate 402, and the safety alarm 5 electrically connected with the alarm switch 404 after the triggering of the alarm switch 404 starts alarming.

Example 2

Referring to fig. 1 and 5, the present invention provides a technical solution: explosion-proof crane's safety monitoring formula girder structure, including girder body 1, girder body 1's top is equipped with dolly slide rail 6, be equipped with travelling car 7 in the dolly slide rail 6, the both sides of 6 internal surfaces of dolly slide rail are equipped with stop gear 12, stop gear 12 includes spacing mounting groove 1201, sliding connection has spacing slide 1202 in the spacing mounting groove 1201, it has a plurality of gag lever posts 1203 to peg graft in spacing slide 1202's side, be equipped with supporting spring 1204 in the spacing slide 1202, supporting spring 1204's other end fixed connection is in the side of gag lever post 1203, the below of spacing mounting groove 1201 is equipped with electric putter 1205, electric putter 1205's output fixedly connected with pulling plate 1206, the top fixed connection of pulling plate 1206 is at the lower surface of spacing slide 1202.

In use, the electric push rod 1205 of the moving trolley 7 is in an extending state in the moving process, the limiting sliding plate 1202 is pushed towards the limiting mounting groove 1201, the limiting rod 1203 is accommodated into the limiting mounting groove 1201, after the moving trolley 7 moves to the lifting position, the electric push rod 1205 is in an extending state and is changed into a contracting state, the limiting sliding plate 1202 is pushed out of the limiting mounting groove 1201, the limiting rod 1203 corresponding to the moving trolley 7 compresses the supporting spring 1204 and is accommodated into the limiting sliding plate 1202, the limiting rods 1203 on the two sides of the moving trolley 7 abut against the side face of the moving trolley 7, and the position of the moving trolley 7 is fixed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an explosion-proof crane's safety monitoring formula girder structure, includes girder body (1), its characterized in that: the side fixedly connected with of girder body (1) detects box (2), it has connection rope (3) to peg graft in detection box (2), the side fixedly connected with alarm control box (4) of detection box (2), the both sides of girder body (1) all are equipped with safety alarm (5), the top of girder body (1) is equipped with dolly slide rail (6), be equipped with travelling car (7) in dolly slide rail (6), the both sides fixedly connected with connecting plate (8) of travelling car (7), the lower fixed surface of connecting plate (8) is connected with hangs pole (9), the bottom fixedly connected with who hangs pole (9) detects piece (10), the central point that detects piece (10) puts and is equipped with and detects perforation (11), the both sides of dolly slide rail (6) internal surface are equipped with stop gear (12).

2. The safety monitoring type main beam structure of the explosion-proof crane according to claim 1, characterized in that: the inside sliding connection of detection box (2) has insulating arm-tie (201), the side of insulating arm-tie (201) is equipped with connects electric block (202), be equipped with on the lateral wall of detection box (2) internal surface and go up electric block (203), opposite side fixed connection compression spring (204) of insulating arm-tie (201), the other end butt of compression spring (204) is on the lateral wall of detection box (2) internal surface.

3. The safety monitoring type main beam structure of the explosion-proof crane according to claim 2, characterized in that: every two detection boxes (2) are symmetrically distributed on two sides of the main beam body (1), two ends of the connecting rope (3) are respectively inserted into the detection boxes (2) on the two sides, and two ends of the connecting rope (3) penetrate through the middle of the compression spring (204) and are fixedly connected to the side face of the insulating pull plate (201).

4. The safety monitoring type main beam structure of the explosion-proof crane according to claim 2, characterized in that: alarm control box (4) internal surface both sides fixedly connected with direction spout (401), sliding connection has sliding pressure plate (402) in direction spout (401), sliding pressure plate (402)'s side is equipped with circular telegram spring (403), the other end fixed connection of circular telegram spring (403) is equipped with alarm switch (404) on the lateral wall of alarm control box (4) internal surface.

5. The safety monitoring type main beam structure of the explosion-proof crane according to claim 4, characterized in that: the position of the alarm switch (404) corresponds to the center of the sliding pressing plate (402), and the alarm switch (404) is electrically connected with the safety alarm (5) through a lead.

6. The safety monitoring type main beam structure of the explosion-proof crane according to claim 4, characterized in that: the position of the electrifying block (203) corresponds to the position of the electrifying block (202), and the electrifying block (203) is electrically connected with the electrifying spring (403) through a lead.

7. The safety monitoring type main beam structure of the explosion-proof crane according to claim 1, characterized in that: the position of the detection perforation (11) corresponds to the position of the connection rope (3), and the detection perforation (11) is in clearance fit with the connection rope (3).

8. The safety monitoring type main beam structure of the explosion-proof crane according to claim 1, characterized in that: the limiting mechanism (12) comprises a limiting installation groove (1201), a limiting sliding plate (1202) is connected in the limiting installation groove (1201) in a sliding mode, a plurality of limiting rods (1203) are connected to the side face of the limiting sliding plate (1202) in an inserting mode, a supporting spring (1204) is arranged in the limiting sliding plate (1202), the other end of the supporting spring (1204) is fixedly connected to the side face of each limiting rod (1203), an electric push rod (1205) is arranged below the limiting installation groove (1201), a pulling plate (1206) is fixedly connected to the output end of the electric push rod (1205), and the top of the pulling plate (1206) is fixedly connected to the lower surface of the limiting sliding plate (1202).