CN213633968U

CN213633968U - Portable laser limiting and reflecting device for crane cart track maintenance

Info

Publication number: CN213633968U
Application number: CN202022534040.8U
Authority: CN
Inventors: 袁亮; 钱正林; 宋炬琴
Original assignee: China Yangtze Power Co Ltd
Current assignee: China Yangtze Power Co Ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-07-06
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses a portable laser limiting reflecting device for crane cart track maintenance, which comprises a base, wherein the upper surface of the base is provided with a slotted hole, a bearing is arranged in the slotted hole, and the bearing is connected with the bottom end of a vertical rod in a matching way; a plurality of threaded holes are formed in the surface of the upright rod at equal intervals; the top end of the upright stanchion is provided with an adjustable panel; the bottom end of the adjustable panel is connected with a threaded hole in the surface of the upright rod through a fixing bolt. The device has set up magnetic base and adjustable panel, has realized that portable installation and demolishs and have good commonality, has improved the security of cart track segmentation maintenance work, takes place the cart and dash out the track or roll track maintenance operation personnel's incident when preventing the track segmentation from overhauing.

Description

Portable laser limiting and reflecting device for crane cart track maintenance

Technical Field

The utility model belongs to the technical field of hoisting equipment overhauls, concretely relates to a spacing reflex reflector of portable laser for crane cart track overhauls.

Background

The crane cart track is easy to displace after long-term running, the track needs to be periodically segmented to be overhauled and adjusted after the national standard requirement is exceeded, and a limiting protection measure for preventing the cart from rushing out of the track during the segmented overhauling and adjusting of the track is particularly important. At present, the crane limit protection mainly adopts a laser limit switch, and a reflecting device fixed at the end heads at two sides of a track is used for reflecting laser beams emitted by the laser limit switch of the crane, so that the aim of limiting the maximum stroke of the crane is achieved. The clamp plate bolt of the fixed track needs to be removed during track subsection maintenance adjustment, the track in the maintenance state does not have the condition of cart operation at the moment, and the light reflecting device cannot move according to the position of track maintenance because of being fixed at the end parts of the two sides of the track, and can not correctly reflect the laser beam emitted by the laser limit switch, so that the laser limit protection of the cart fails. In practical application, warning is often performed manually, but safety accidents of maintenance operators for a cart to rush out of a track or roll the track are easily caused due to the influence of communication means of a working site, the absence of personnel and other factors during the manual warning. Therefore, a portable laser limiting reflecting device for overhauling a crane cart track is urgently needed to solve the problems.

Disclosure of Invention

The utility model aims to solve the technical problem that a portable laser limit reflection device for crane cart track maintenance is provided, the device has set up magnetic base and adjustable panel, has realized the portable installation and has just had good commonality with demolising, has improved the security of cart track segmentation maintenance work, takes place the cart and dash out the track or roll the incident of track maintenance operation personnel when preventing the track segmentation maintenance.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a portable laser limiting reflecting device for crane cart track maintenance comprises a base, wherein a slotted hole is formed in the upper surface of the base, a bearing is arranged in the slotted hole, and the bearing is connected with the bottom end of a vertical rod in a matching manner; a plurality of threaded holes are formed in the surface of the upright rod at equal intervals; the top end of the upright stanchion is provided with an adjustable panel; the bottom end of the adjustable panel is connected with a threaded hole in the surface of the upright rod through a fixing bolt.

Preferably, the lower surface of the base is connected with a block-shaped magnet which is magnetically connected with the track.

Preferably, a pull ring is connected to the upper surface of the base.

Preferably, the upper half section of the vertical rod is of a plate-shaped structure, and the lower half section of the vertical rod is a threaded rod; the threaded hole is opened at platelike structure surface.

Preferably, the outer surface of the threaded rod is sleeved with a locking device, and the locking device is in threaded connection with the threaded rod.

Preferably, the lower surface of the locking device is connected with an anti-slip pad which is in interference fit with the upper surface of the base; the diameter of the non-slip mat is larger than that of the bearing.

Preferably, a reflector is adhered to the surface of the adjustable panel and used for reflecting laser beams emitted by a laser limit switch on the cart.

The utility model provides a spacing reflex reflector of portable laser for crane cart track overhauls beneficial effect as follows:

(1) the device is connected with the track through the magnetic force of the magnets arranged on the lower surface of the base, so that the position of the device can be adjusted through the magnets in a portable mode when the track is overhauled, the portable installation and dismantling are realized, the limit distance is correctly reflected through self setting of the reflection position when the track is overhauled, the safety of overhauling operation is guaranteed, and the safety accident that a cart rushes out of the track or rolls track overhauling operators due to failure of laser limit protection of the cart is avoided;

(2) the reflecting panel of the device is a height-adjustable panel, and the height can be adjusted through threaded holes with different heights, so that the device is suitable for cranes positioned on different working platforms, the reflecting plate can adapt to the actual height of the laser limit switch, and the universality of the device is ensured;

(3) when the lower surface of the base passes through the magnet adsorption track, the magnetic force at the moment of adsorption is large and difficult to control, so that the adjustable panel cannot be aligned to the laser beam by one-time adsorption, repeated adjustment is needed, and time and labor are wasted; therefore, the adjustable panel of the device can rotate through the bearing at the bottom end of the upright stanchion and then be locked through the locking device; therefore, the angle of the adjustable panel can be conveniently adjusted for the second time, so that the reflector can correctly reflect the laser beam; the angle alignment is not needed when the rail is adsorbed, so that the alignment difficulty during installation is reduced;

(4) the pull ring is arranged on the upper surface of the base, so that the base can be pulled out in a handheld mode or pulled out through equipment such as an electric hoist, the base is convenient to mount and dismount, and the problem that the base is difficult to dismount due to the fact that magnetic force is large is avoided.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic structural view of the lower surface of the middle threaded rod of the present invention.

The reference numbers in the figures are: base 1, bearing 11, cubic magnet 12, pull ring 13, pole setting 2, threaded rod 21, locking device 22, slipmat 23, screw hole 3, fixing bolt 4, adjustable panel 5, reflector panel 6, laser limit switch 7, laser beam 8, track 9.

Detailed Description

As shown in fig. 1-4, a portable laser limiting and reflecting device for crane cart track maintenance comprises a base 1, wherein a slotted hole is formed in the upper surface of the base 1, a bearing 11 is arranged in the slotted hole, and the bearing 11 is connected with the bottom end of an upright rod 2 in a matching manner; a plurality of threaded holes 3 are formed in the surface of the upright rod 2 at equal intervals; the top end of the upright stanchion 2 is provided with an adjustable panel 5; the bottom end of the adjustable panel 5 is connected with the threaded hole 3 on the surface of the upright rod 2 through the fixing bolt 4.

Preferably, a block-shaped magnet 12 is connected to the lower surface of the base 1 and is magnetically connected with the rail 9.

Preferably, a pull ring 13 is connected to the upper surface of the base 1.

Preferably, the upper half section of the upright rod 2 is of a plate-shaped structure, and the lower half section is a threaded rod 21; threaded holes 3 are opened in the surface of the plate-like structure.

Preferably, the outer surface of the threaded rod 21 is sleeved with a locking device 22, and the locking device 22 is in threaded connection with the threaded rod 21.

Preferably, the lower surface of the locking device 22 is connected with a non-slip mat 23 which is in interference fit with the upper surface of the base 1; the diameter of the non-slip pad 23 is larger than the diameter of the bearing 11.

Preferably, a reflector 6 is adhered to the surface of the adjustable panel 5, and the reflector 6 is used for reflecting a laser beam 8 emitted by a laser limit switch 7 on the cart.

The working principle of the portable laser limiting and reflecting device for the crane cart track maintenance is as follows:

when the cart track 9 of hoist overhauls the adjustment in sections, the reflect light device utilizes massive magnet 12 of base 1 to adsorb on overhauing the track 9 of position, can adjust the mounted position according to the actual need that the track 9 section was overhauld. The fixing bolt 4 is matched with a bolt hole on the upright rod 2, so that the height of the adjustable panel 5 can be adjusted, and the reflector 6 can adapt to the actual height of the laser limit switch 7; the angle of the adjustable panel 5 can be adjusted through the locking device 22 and the bearing 11, so that the laser beam 8 is correctly reflected, and the laser limiting protection device of the crane cart can normally work.

The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. The utility model provides a spacing reflex reflector of portable laser for crane cart track overhauls which characterized in that: the device comprises a base (1), wherein a slotted hole is formed in the upper surface of the base (1), a bearing (11) is arranged in the slotted hole, and the bearing (11) is connected with the bottom end of a vertical rod (2) in a matching manner; a plurality of threaded holes (3) are formed in the surface of the upright rod (2) at equal intervals; the top end of the upright rod (2) is provided with an adjustable panel (5); the bottom end of the adjustable panel (5) is connected with the threaded hole (3) on the surface of the upright rod (2) through a fixing bolt (4).

2. The portable laser limit reflector device for crane cart track maintenance of claim 1, wherein: the lower surface of the base (1) is connected with a block-shaped magnet (12) which is in magnetic connection with the track (9).

3. The portable laser limit reflector device for crane cart track maintenance of claim 1, wherein: the upper surface of the base (1) is connected with a pull ring (13).

4. The portable laser limit reflector device for crane cart track maintenance of claim 1, wherein: the upper half section of the upright rod (2) is of a plate-shaped structure, and the lower half section of the upright rod is a threaded rod (21); the threaded hole (3) is formed in the surface of the plate-shaped structure.

5. The portable laser limit reflector device for crane cart track maintenance of claim 4, wherein: the outer surface of the threaded rod (21) is sleeved with a locking device (22), and the locking device (22) is in threaded connection with the threaded rod (21).

6. The portable laser limit reflector device for crane cart track maintenance of claim 5, wherein: the lower surface of the locking device (22) is connected with an anti-skid pad (23) which is in interference fit with the upper surface of the base (1); the diameter of the non-slip mat (23) is larger than that of the bearing (11).

7. The portable laser limit reflector device for crane cart track maintenance of claim 1, wherein: the surface of the adjustable panel (5) is pasted with a reflector (6), and the reflector (6) is used for reflecting laser beams (8) emitted by a laser limit switch (7) on the cart.