CN219416150U

CN219416150U - Device for detecting center deviation of two supporting legs of large gantry crane

Info

Publication number: CN219416150U
Application number: CN202320726431.0U
Authority: CN
Inventors: 严峰; 马宏伟; 张军
Original assignee: Nantong Daoqi Lifting Machinery Co ltd
Current assignee: Nantong Daoqi Lifting Machinery Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-07-25
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a device for detecting center deviation of two supporting legs of a large gantry crane, and relates to the technical field of detection devices; the utility model comprises a detection box, wherein a placement box is fixedly connected to the side surface of the detection box, a motor is fixedly connected to the inside of the placement box, a rotating shaft is fixedly connected to the output end of the motor, a pushing handle is used for pushing the detection box through a push rod and then driving the detection box to move through rollers, so that the detection box is close to supporting legs, the detection box can be far away from the supporting legs through the rollers by pulling the handle, a user can easily move the device, the supporting legs are embedded into the detection box, then the motor is started, the motor drives a second bevel gear to rotate through a first bevel gear and then drives a bidirectional screw rod to rotate, a clamping plate can be driven to move through a T-shaped sliding block, and when the clamping plate is attached to the surface of the supporting legs, the detection box can be fixed on the supporting legs, and measurement can be performed on the supporting legs.

Description

Device for detecting center deviation of two supporting legs of large gantry crane

Technical Field

The utility model relates to the technical field of detection devices, in particular to a detection device for center deviation of two supporting legs of a large gantry crane.

Background

Gantry cranes are a variant of bridge cranes. In port, the method is mainly used for loading and unloading operations of outdoor goods yards, stock yards and bulk cargos. The metal structure of the utility model is like a door-shaped frame, two supporting legs are arranged under the bearing main beam, the walking device can walk on the track on the ground directly, and the two ends of the main beam can be provided with overhanging cantilever beams. The gantry crane has the characteristics of high field utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port cargo yards.

The Chinese patent with the authorized bulletin number of CN207741742U discloses a device for detecting the center deviation of two supporting legs of a large-sized gantry crane, which comprises two laser ranging sensors and a handheld controller, wherein the device also comprises two target assemblies which are arranged on two crane guide rails, two fixed seats are respectively fixed on two arms of the crane, a square cavity is formed at the front end of the fixed seat, and two strip-shaped guide rails are respectively and transversely arranged on the left wall and the right wall of the inner side of the square cavity of the fixed seat; the laser ranging sensor is nested in the square cavity of the fixed seat, and the back of the handheld controller is provided with a magnetic suction seat. According to the utility model, the laser ranging sensor is used for measuring the running distance of the target fixed on the guide rail in real time, so that the running distance deviation of the two arms is obtained, namely the running deviation of the crane, and the detection is completed.

In summary, although the chinese patent publication No. CN207741742U discloses a device for detecting center deviation of two legs of a large-sized gantry crane, which has the advantages of measuring the running distance of a target fixed on a guide rail in real time through a laser ranging sensor, thereby obtaining the running distance deviation of two arms, that is, the running deviation of the crane, to complete detection.

In order to solve the problems, the inventor provides a device for detecting center deviation of two support legs of a large gantry crane.

Disclosure of Invention

In order to solve the problems that the detection device cannot be fixed on a crane, so that inaccurate measurement is possibly caused, and the detection device is time-consuming and labor-consuming to move when moving; the utility model aims to provide a device for detecting center deviation of two supporting legs of a large gantry crane.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a detection device of two landing leg center deviations of large-scale gantry crane, includes the detection case, the side fixedly connected with of detection case places the box, place the inside fixedly connected with motor of box, the output fixedly connected with pivot of motor, the pivot is the first conical gear of one end fixedly connected with of motor dorsad, the detection case is close to one side rotation that first conical gear is connected with second conical gear, first conical gear meshes with second conical gear, the one end fixedly connected with two-way lead screw of second conical gear, the lateral wall thread bush of two-way lead screw is equipped with T type slider, one side fixedly connected with splint of T type slider;

the outer side fixedly connected with mounting panel of detection case, the upper end fixedly connected with cylinder of mounting panel, the output fixedly connected with measuring plate of cylinder, the top surface fixedly connected with T type slide of detection case, measuring plate and T type slide sliding connection.

Preferably, the bottom surface fixedly connected with support frame of detection case, the bottom surface fixedly connected with gyro wheel of support frame, one side fixedly connected with push rod that the detection case is close to the mounting panel, the one end fixedly connected with handle of push rod.

Preferably, a first T-shaped sliding groove is formed in the detection box, the T-shaped sliding block is in sliding connection with the inner wall of the first T-shaped sliding groove, a threaded hole is formed in one side of the T-shaped sliding block, and the threaded hole is matched with the bidirectional screw rod.

Preferably, the standing groove is formed in the standing box, the motor is embedded in the standing groove, the mounting groove is formed in the mounting plate, the air cylinder is embedded in the mounting groove, the second T-shaped sliding groove is formed in the bottom surface of the measuring plate, and the second T-shaped sliding groove is matched with the T-shaped sliding groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. embedding the supporting legs into the detection box, starting the motor, driving the second bevel gear to rotate by the motor through the first bevel gear, driving the bidirectional screw rod to rotate, driving the clamping plate to move through the T-shaped sliding block, and fixing the detection box on the supporting legs when the clamping plate is attached to the surfaces of the supporting legs, so that the supporting legs can be measured;

2. pushing the handle, the handle can push the detection box through the push rod, and then the detection box is driven to move through the rollers, so that the detection box is close to the supporting legs, the detection box can be far away from the supporting legs through the rollers by pulling the handle, and a user can easily move the device.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the detection box of the present utility model;

FIG. 3 is a cross-sectional view of the structure of the detection box of the present utility model;

fig. 4 is a left side view of the support frame structure of the present utility model.

In the figure: 1. a support frame; 11. a detection box; 111. a first T-shaped chute; 12. placing a box; 121. a placement groove; 13. a motor; 14. a rotating shaft; 141. a first bevel gear; 15. a second bevel gear; 16. a two-way screw rod; 17. a T-shaped slider; 171. a threaded hole; 18. a clamping plate; 19. a mounting plate; 191. a mounting groove; 2. a cylinder; 21. a measuring plate; 211. the second T-shaped chute; 22. a T-shaped slideway; 23. a push rod; 24. a grip; 3. and a roller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-4, the utility model provides a device for detecting center deviation of two support legs of a large gantry crane, which comprises a detection box 11, wherein a placement box 12 is fixedly connected to the side surface of the detection box 11, a motor 13 is fixedly connected to the inside of the placement box 12, a rotating shaft 14 is fixedly connected to the output end of the motor 13, one end of the rotating shaft 14, which is opposite to the motor 13, is fixedly connected with a first conical gear 141, one side of the detection box 11, which is close to the first conical gear 141, is rotatably connected with a second conical gear 15, the first conical gear 141 is meshed with the second conical gear 15, one end of the second conical gear 15 is fixedly connected with a bidirectional screw rod 16, a T-shaped sliding block 17 is sleeved on the side wall of the bidirectional screw rod 16 in a threaded manner, and one side of the T-shaped sliding block 17 is fixedly connected with a clamping plate 18;

the lateral surface fixedly connected with mounting panel 19 of detection case 11, the upper end fixedly connected with cylinder 2 of mounting panel 19, the output fixedly connected with of cylinder 2 measures board 21, the top surface fixedly connected with T type slide 22 of detection case 11, measurement board 21 and T type slide 22 sliding connection.

The bottom surface fixedly connected with support frame 1 of detection case 11, the bottom surface fixedly connected with gyro wheel 3 of support frame 1, the one side fixedly connected with push rod 23 that detection case 11 is close to mounting panel 19, the one end fixedly connected with handle 24 of push rod 23.

By adopting the technical scheme, pushing the handle 24, the handle 24 pushes the detection box 11 through the push rod 23, and then the detection box 11 is driven to move through the roller 3.

The inside of the detection box 11 is provided with a first T-shaped sliding groove 111, a T-shaped sliding block 17 is in sliding connection with the inner wall of the first T-shaped sliding groove 111, one side of the T-shaped sliding block 17 is provided with a threaded hole 171, and the threaded hole 171 is matched with the bidirectional screw rod 16.

By adopting the above technical scheme, when the second bevel gear 15 rotates, the bidirectional screw rod 16 is driven to rotate, and then the T-shaped sliding block 17 is driven to move along the first T-shaped sliding groove 111 through the threaded hole 171.

The placing box 12 is internally provided with a placing groove 121, the motor 13 is embedded in the placing groove 121, the mounting plate 19 is internally provided with a mounting groove 191, and the air cylinder 2 is embedded in the mounting groove 191.

By adopting the above technical scheme, the placement groove 121 and the installation groove 191 are respectively used for fixing the positions of the motor 13 and the cylinder 2, so that the motor and the cylinder can work normally.

A second T-shaped sliding groove 211 is formed in the bottom surface of the measuring plate 21, and the second T-shaped sliding groove 211 is matched with the T-shaped sliding way 22.

By adopting the above technical scheme, the opening of the cylinder 2 will drive the measuring plate 21 to move along the T-shaped slide 22 through the second T-shaped slide slot 211.

Working principle: firstly pushing the handle 24, the handle 24 pushes the detection box 11 through the push rod 23, and then drives the detection box 11 to move through the roller 3, when the detection box 11 is pushed to two supporting legs of a crane, the supporting legs are embedded into the detection box 11, then the motor 13 is started, the motor 13 drives the first bevel gear 141 to rotate through the rotating shaft 14, when the first bevel gear 141 rotates, the first bevel gear 141 is meshed with the second bevel gear 15, the second bevel gear 15 can be driven to rotate, when the second bevel gear 15 rotates, the bidirectional screw rod 16 can be driven to rotate, and then the T-shaped sliding block 17 is driven to move along the first T-shaped sliding groove 111 through the threaded holes 171, so that the clamping plate 18 can be driven to move, and when the clamping plate 18 is attached to the surface of the supporting legs, the motor 13 is turned off, and the detection box 11 can be fixed on the supporting legs;

then when the cylinder 2 is started, the cylinder 2 drives the measuring plate 21 to move along the T-shaped slide way 22 through the second T-shaped slide groove 211, when the measuring plate 21 contacts the surface of the supporting leg, the cylinder 2 is closed, measurement can be performed, the supporting leg is adjusted to enable the two supporting legs to be parallel, the motor 13 is started, the bidirectional screw rod 16 is rotated in the opposite direction, the clamping plate 18 can be separated from the supporting leg, and then the handle 24 is pulled, so that the detection box 11 can be far away from the supporting leg through the roller 3;

and finally, pushing the detection box 11 to a proper position for placement, and thus, the measurement of the two support legs of the crane can be completed.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a detection device of two landing leg center deviations of large-scale gantry crane, includes detection case (11), its characterized in that: the detection box is characterized in that a placement box (12) is fixedly connected to the side face of the detection box (11), a motor (13) is fixedly connected to the inside of the placement box (12), a rotating shaft (14) is fixedly connected to the output end of the motor (13), a first conical gear (141) is fixedly connected to one end of the rotating shaft (14) back to the motor (13), a second conical gear (15) is rotatably connected to one side, close to the first conical gear (141), of the detection box (11), the first conical gear (141) is meshed with the second conical gear (15), a bidirectional screw rod (16) is fixedly connected to one end of the second conical gear (15), a T-shaped sliding block (17) is sleeved on the side wall of the bidirectional screw rod (16) in a threaded mode, and a clamping plate (18) is fixedly connected to one side of the T-shaped sliding block (17);

the detection box is characterized in that the mounting plate (19) is fixedly connected to the outer side face of the detection box (11), the air cylinder (2) is fixedly connected to the upper end of the mounting plate (19), the measuring plate (21) is fixedly connected to the output end of the air cylinder (2), the T-shaped slide way (22) is fixedly connected to the top face of the detection box (11), and the measuring plate (21) is slidably connected with the T-shaped slide way (22).

2. The device for detecting the center deviation of two support legs of a large gantry crane according to claim 1, wherein the bottom surface of the detection box (11) is fixedly connected with a support frame (1), and the bottom surface of the support frame (1) is fixedly connected with a roller (3).

3. The device for detecting the center deviation of two support legs of a large gantry crane according to claim 1, wherein a push rod (23) is fixedly connected to one side of the detection box (11) close to the mounting plate (19), and a grip (24) is fixedly connected to one end of the push rod (23).

4. The device for detecting the center deviation of two supporting legs of a large gantry crane according to claim 1, wherein a first T-shaped chute (111) is formed in the detection box (11), and the T-shaped sliding block (17) is in sliding connection with the inner wall of the first T-shaped chute (111).

5. The device for detecting the center deviation of two support legs of a large gantry crane according to claim 1, wherein a threaded hole (171) is formed in one side of the T-shaped sliding block (17), and the threaded hole (171) is matched with a bidirectional screw rod (16).

6. The device for detecting the center deviation of two support legs of a large gantry crane according to claim 1, wherein a placement groove (121) is formed in the placement box (12), and the motor (13) is embedded in the placement groove (121).

7. The device for detecting the center deviation of two supporting legs of a large gantry crane according to claim 1, wherein a mounting groove (191) is formed in the mounting plate (19), and the air cylinder (2) is embedded in the mounting groove (191).

8. The device for detecting the center deviation of two supporting legs of a large gantry crane according to claim 1, wherein a second T-shaped chute (211) is formed on the bottom surface of the measuring plate (21), and the second T-shaped chute (211) is matched with the T-shaped chute (22).