CN212403250U

CN212403250U - Crane braking performance detector

Info

Publication number: CN212403250U
Application number: CN202021154336.0U
Authority: CN
Inventors: 康惠东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-20
Filing date: 2020-06-20
Publication date: 2021-01-26
Anticipated expiration: 2030-06-20

Abstract

The utility model discloses a crane braking performance detector, which comprises a crane, wherein two ends of the crane are fixedly connected with support columns, the bottom ends of the support columns are fixedly connected with a ground foundation, the surface of the support columns is fixedly connected with a crane controller, a heavy object is hung on a hook of the crane, a box body is arranged outside the position right below the heavy object, a power supply and a central controller are arranged in the box body, the top surface of the box body is fixedly connected with a laser range finder, one side of the laser range finder is provided with a wireless transmission module, and the wireless transmission module is fixedly connected with the top surface of the box body, because the laser range finder is adopted for measurement, complex wiring is not needed, and time and labor are saved.

Description

Crane braking performance detector

Technical Field

The utility model relates to a hoist technical field specifically is a hoist brake performance detector.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, also called a crown block, a gantry crane and a crane, the braking distance is one of important performance indexes of crane safety production, the braking distance of the crane needs to be regularly detected in actual production, and the requirements on the braking distance of the crane in national standards of universal bridge crane GB/T14405-2011 and universal gantry crane GB/T14406-2011 are as follows: for a hook crane, the braking distance during descending braking (the distance of the gliding amount from the power failure of the brake to the stop of the heavy object after the mechanism controller is stably operated at the lowest gear of the descending speed and pulled back to the zero position) should not be more than 1/65 of the stable lifting distance within 1 min.

When the braking distance of a crane is detected, a pull switch is usually used, but the pull switch needs to be wired when in use, the wiring is time-consuming and labor-consuming, and the wire is easy to hook other objects or trip people, so that certain safety risks exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist brake performance detector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a hoist brake performance detector, includes the hoist, the equal fixedly connected with support column in both ends of hoist, the bottom and the ground basis fixed connection of support column, the fixed surface of support column is connected with the crane controller, the heavy object has been hung on the couple of hoist, be provided with the box body outside the heavy object, be provided with power and central controller in the box body, the top surface fixedly connected with laser range finder of box body, one side of laser range finder is provided with wireless transmission module, the top surface fixed connection of wireless transmission module and box body.

As a further aspect of the present invention: the laser range finder's the other side is provided with control switch outward, control switch is connected with the fixed surface of box body, laser range finder, central controller and wireless transmission module all are connected with power supply circuit through control switch.

As a further aspect of the present invention: the laser range finder and the wireless transmission module are both connected with a central controller circuit, the crane controller is connected with the central controller circuit through a lead, the crane controller is connected with the crane circuit, and the central controller is connected with a terminal through a wireless transmission module signal.

As a further aspect of the present invention: the top of laser range finder is provided with the upper cover, one side of upper cover is articulated with laser range finder's lateral wall.

As a further aspect of the present invention: the equal fixedly connected with connecting block in both sides of box body, the connecting block endotheca is equipped with the lead screw, lead screw and connecting block threaded connection, the top fixedly connected with twist grip of lead screw.

As a further aspect of the present invention: the box body overcoat is equipped with encloses the fender, it is higher than laser range finder's height to enclose the height that keeps off.

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

1. the utility model discloses a hoist, support column, hoist controller, heavy object, box body, power, central controller, laser range finder and wireless transmission module's cooperation is used, can detect the braking distance of hoist, adopts laser range finder to measure owing to the time, so need not complicated wiring, labour saving and time saving.

2. The utility model discloses an upper cover and the cooperation that encloses the fender are used, can provide the protection for laser range finder, avoid the heavy object to pound bad laser range finder and dust pollution laser range finder's laser emission head.

Drawings

Fig. 1 is a schematic structural diagram of a crane braking performance detector.

Fig. 2 is an enlarged structural schematic diagram of a crane braking performance detector at a position a in fig. 1.

Fig. 3 is a schematic circuit structure diagram of a crane braking performance detector.

Shown in the figure: the device comprises a crane 1, a heavy object 2, a terminal 3, a crane controller 4, a support column 5, a laser range finder 6, an upper cover 7, an enclosure 8, a power supply 9, a central controller 10, a screw rod 11, a connecting block 12, a rotating handle 13, a box body 14, a wireless transmission module 15, a control switch 16 and a ground foundation 17.

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 to 3, in an embodiment of the present invention, a crane braking performance detector includes a crane 1, a heavy object 2, a terminal 3, a crane controller 4, a supporting column 5, a laser range finder 6, an upper cover 7, a surrounding baffle 8, a power supply 9, a central controller 10, a lead screw 11, a connecting block 12, a rotating handle 13, a box 14, a wireless transmission module 15, a control switch 16 and a ground foundation 17, wherein the supporting column 5 is fixedly connected to both ends of the crane 1, the bottom end of the supporting column 5 is fixedly connected to the ground foundation 17, the crane controller 4 is fixedly connected to the surface of the supporting column 5, the heavy object 2 is suspended on a hook of the crane 1, the box 14 is disposed outside the heavy object 2, the power supply 9 and the central controller 10 are disposed in the box 14, the central controller 10 is one of an ioon 3 controller, an AT89C51 single chip microcomputer or ryan single chip microcomputer, the top surface of the box body 14 is fixedly connected with a laser range finder 6 with the model number of Dimetix-DAE-10-050, one side of the laser range finder 6 is provided with a wireless transmission module 15, the wireless transmission module 15 is a WIFI module, a 3G wireless transmission module, a 4G wireless transmission module or a 5G wireless transmission module, the wireless transmission module 15 is fixedly connected with the top surface of the box body 14, the other side of the laser range finder 6 is externally provided with a control switch 16, the control switch 16 is fixedly connected with the surface of the box body 14, the laser range finder 6, the central controller 10 and the wireless transmission module 15 are all in circuit connection with a power supply 9 through the control switch 16, the laser range finder 6 and the wireless transmission module 15 are all in circuit connection with the central controller 10, the crane controller 4 is in circuit connection with the central controller 10 through a lead, the crane controller 4 is in circuit connection with the crane 1, central controller has terminal 3 through 15 signal connection of wireless transmission module, terminal 3 is the computer, the top of laser range finder 6 is provided with upper cover 7, one side of upper cover 7 is articulated with laser range finder 6's lateral wall, the equal fixedly connected with connecting block 12 in both sides of box body 14, connecting block 12 endotheca is equipped with lead screw 11, lead screw 11 and connecting block 12 threaded connection, the top fixedly connected with twist grip 13 of

lead screw

11, 14 overcoat of box body is equipped with encloses fender 8, the height that encloses fender 8 is higher than laser range finder 6.

The utility model discloses a theory of operation is:

when the crane is used, a heavy object 2 is hung on a hook of the crane 1, the crane 1 is further connected with an external power circuit, the crane 1 is further controlled to ascend to the highest position through a crane controller 4, a laser range finder 6 is further placed under the heavy object 2, a fence 8 is further surrounded outside a box body 14, the fence 8 has the function of blocking the heavy object 2 outside the laser range finder 6 when the heavy object 2 falls off accidentally, the laser range finder 6 is prevented from being damaged by the heavy object 2, an upper cover 7 is further opened, the upper cover 7 has the function of protecting a laser emitting head of the laser range finder 6 when the laser range finder 6 is not used, the phenomenon that the laser emitting head is scratched is avoided, the laser emitting head is prevented from being polluted by external dust, a control switch 16 is further opened, and the laser range finder 6, a central controller 10 and a wireless transmission module 15 are connected with the power supply 9 through a circuit, the method comprises the steps that the weight 2 is further controlled to fall through the crane controller 4, when the weight 2 falls at a constant speed, the crane 1 is operated through the crane controller 4 to stop, the crane controller 4 is electrically connected with the central controller 10, signals are transmitted to the central controller 10 while the crane controller 4 operates the crane 1 to stop, the central controller 10 controls the laser range finder 6 to record the distance between the weight 2 and the laser range finder 6, further distance information between the weight 2 and the laser range finder 6 is transmitted to a terminal through the central controller 10 and the wireless transmission module 15, when the weight 2 is completely static, the distance between the laser range finder 6 and the weight 2 recorded at the moment is observed, and the distance recorded on the terminal is further subtracted from the distance at the moment to obtain the braking distance of the crane 1.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a hoist braking performance detector, includes hoist (1), its characterized in that: the equal fixedly connected with support column (5) in both ends of hoist (1), the bottom and the ground basis (17) fixed connection of support column (5), the fixed surface of support column (5) is connected with hoist controller (4), heavy object (2) have been hung on the couple of hoist (1), be provided with box body (14) outside the heavy object (2) is directly under, be provided with power (9) and central controller (10) in box body (14), the top surface fixedly connected with laser range finder (6) of box body (14), one side of laser range finder (6) is provided with wireless transmission module (15), the top surface fixed connection of wireless transmission module (15) and box body (14).

2. The crane braking performance detector according to claim 1, wherein: the laser range finder is characterized in that a control switch (16) is arranged outside the other side of the laser range finder (6), the control switch (16) is fixedly connected with the surface of the box body (14), and the laser range finder (6), the central controller (10) and the wireless transmission module (15) are all connected with a power supply (9) through the control switch (16).

3. The crane braking performance detector according to claim 1, wherein: laser range finder (6) with wireless transmission module (15) all with central controller (10) circuit connection, crane controller (4) pass through wire and central controller (10) circuit connection, crane controller (4) and crane (1) circuit connection, central controller has terminal (3) through wireless transmission module (15) signal connection.

4. The crane braking performance detector according to claim 1, wherein: the top of laser range finder (6) is provided with upper cover (7), one side of upper cover (7) is articulated with the lateral wall of laser range finder (6).

5. The crane braking performance detector according to claim 1, wherein: the equal fixedly connected with connecting block (12) in both sides of box body (14), lead screw (11) are equipped with to connecting block (12) endotheca, lead screw (11) and connecting block (12) threaded connection, the top fixedly connected with twist grip (13) of lead screw (11).

6. The crane braking performance detector according to claim 1, wherein: box body (14) overcoat is equipped with encloses fender (8), the height ratio laser range finder (6) of enclosing fender (8) highly is high.