CN117383201A

CN117383201A - Bulk cargo conveyer cylinder device that freezes widely is applicable to low temperature operation

Info

Publication number: CN117383201A
Application number: CN202311330282.7A
Authority: CN
Inventors: 马塾禄; 王辉; 荣令玉; 曹利民; 常青松; 刘宇鑫; 王志超; 刘晓光; 李�权; 王皓; 王锐; 徐修全
Original assignee: Jiutai Power Plant of Huaneng Jilin Power Generation Co Ltd
Current assignee: Jiutai Power Plant of Huaneng Jilin Power Generation Co Ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-01-12

Abstract

The invention relates to the technical field of low-temperature freezing technology of bulk material belt conveyors, in particular to a drum freezing device of a bulk material conveyor, which is widely applicable to low-temperature operation. The invention realizes the cleaning of frozen ice generated on the outer wall of the roller, ensures the surface form of the roller and the normal operation of the conveyor.

Description

Bulk cargo conveyer cylinder device that freezes widely is applicable to low temperature operation

Technical Field

The invention relates to the technical field of low-temperature freezing of bulk material belt conveyors, in particular to a drum freezing device of a bulk material conveyor, which is widely applicable to low-temperature operation.

Background

Belt conveyors are a common type of industrial conveyor apparatus for transporting materials or liquids from one end to the other. The device mainly comprises a belt type belt, a driving device, a structural support, a speed regulating device, a material tank and the like. Belt conveyor drums are one of the core components of a belt conveyor, mainly for conveying material over the drum surface.

However, in the prior art, the temperature is low in winter in northern China, a large amount of sticky matters on the surface of a roller of belt conveying equipment are frozen in outdoor severe weather, a frozen bag is formed, the external form of the roller is changed, and the irregular outer circle of the roller causes fatal damage to a conveying belt, so that equipment impact is caused. Meanwhile, as the surface morphology of the roller is damaged and the roundness is seriously out of standard, the running resistance is multiplied, the running current of the equipment is greatly increased and is violently jumped, and the safe and stable running of the conveyor is seriously influenced.

Disclosure of Invention

The invention aims to provide a bulk conveyor roller freezing device widely applicable to low-temperature operation, so as to solve the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a bulk cargo conveyer cylinder device that freezes widely suitable for low temperature operation, includes the mount, mount one side is provided with a plurality of through-holes, the inside a plurality of cylinders that are provided with of mount, the cylinder below is provided with the clearance group price that is used for clearing up surface frozen ice, the clearance subassembly is including the bottom plate that sets up in the cylinder below, the bottom plate top is provided with scraper and guide slot, the bottom plate both sides all are provided with the fixed block, two the fixed block top all is provided with the bracing piece, two the bracing piece is close to one side of cylinder all is provided with the grip block, one of them the grip block inner wall is provided with the sponge piece, another the grip block is inside to be provided with the heating wire.

As a preferable scheme of the invention, a plurality of rollers are rotatably connected with the inner wall of the fixing frame through bearings, and the bottom plate is positioned right below the rollers and connected with the inner wall of the fixing frame through bolts.

In a preferred scheme of the invention, the scraper is connected with the top of the bottom plate through a bolt, the top end of the scraper is contacted with the outer wall of the roller, the guide groove is connected with the top of the bottom plate through a bolt, and the guide groove and the scraper are longer than the roller.

As a preferable scheme of the invention, the guide groove is of an inclined structure, and the lower end of the guide groove can extend out of the fixing frame from the through hole.

As a preferable scheme of the invention, the two fixing blocks are respectively connected with two sides of the bottom plate through bolts, and the two ends of the supporting rod are respectively connected with the clamping plate and the top of the fixing block through bolts.

As the preferable scheme of the invention, the two clamping plates are of arc structures and are contacted with the outer wall of the roller, the electric heating wires are connected with the inner part of the clamping plate close to one side of the guide groove through bolts, and the sponge block is connected with the inner wall of the clamping plate close to one side of the scraper through bolts.

Compared with the prior art, the invention has the beneficial effects that: to the problem that proposes among the background art, this application has adopted the clearance subassembly, heats the cylinder outer wall through the heating wire in the grip block of one side, can make the ice of cylinder outer wall soften and be convenient for the clearance more, then can strike off the clearance with the frozen ice on cylinder surface through the scraper to wipe the water that the cylinder surface was melted because of frozen ice heating through the sponge piece in the grip block of cylinder opposite side, prevent that the secondary from freezing. The high-strength wear-resistant alloy material is adopted for the freezing cutting edge, the surface of the roller is tightly clung to the surface of the roller, materials and frozen blocks adhered to the surface of the roller are removed at any time, the formation of frozen bags on the surface of the roller is avoided, and the problem that a large amount of sticky freezing materials on the surface of the roller of bulk conveying equipment are caused by outdoor severe weather is effectively solved, so that the safe and stable operation of the conveyor is seriously influenced. The bulk conveying equipment can safely and reliably operate in a low-temperature environment, the equipment failure rate is reduced, the safety and the continuity of production are ensured, and the bulk conveying equipment can be widely popularized and applied in the industry.

Drawings

FIG. 1 is a view showing the external structure of a fixing frame according to the present invention;

FIG. 2 is a block diagram of a cleaning assembly of the present invention;

FIG. 3 is a diagram of the structure of the base plate of the present invention;

FIG. 4 is a diagram showing the distribution of the electric heating net according to the present invention.

In the figure: 1. a fixing frame; 101. a through hole; 2. a roller; 3. a bottom plate; 301. a scraper; 302. a guide groove; 4. a fixed block; 401. a support rod; 5. a clamping plate; 501. a sponge block; 502. heating wire.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in connection with the embodiments of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a bulk conveyor cylinder freeze-cleaning device widely applicable to low temperature operation, includes mount 1, mount 1 one side is provided with a plurality of through-holes 101, mount 1 inside is provided with a plurality of cylinders 2, cylinder 2 below is provided with the clearance group price that is used for carrying out the clearance to surface frozen ice, the clearance subassembly is including setting up the bottom plate 3 below cylinder 2, bottom plate 3 top is provided with scraper 301 and guide slot 302, and scraper 301 can contact cylinder 2 outer wall and pass through cylinder 2 rotation and scrape the frozen ice clearance of its surface, and guide slot 302 is because of collecting and guiding the broken ice that scrapes down and discharging mount 1, prevents that broken ice from piling up in the conveyer, bottom plate 3 both sides all are provided with fixed block 4, and two fixed block 4 tops all are provided with bracing piece 401 for supporting two grip plates 5, and two one side that bracing piece 401 is close to cylinder 2 all is provided with grip plate 5, and two grip plates 5 are located the both sides of cylinder 2, and contact cylinder 2 surface, and one of grip plate 5 inner wall is provided with sponge block, installs sponge block 2 and rotates in the direction of the opposite to carry out the freeze-cleaning to the cylinder 2, and the electric heating wire 502 that the inside is located in the direction of the rotation of cylinder 2 is used for the freeze-cleaning, and the water resistance 502 is more convenient for the freeze-cleaning to cause the ice to freeze-cleaning to be scraped off, and the water to freeze plate 502 is located in the direction of the inside the rotation of the cylinder 2; frozen ice first contacts the holding plate 5 containing the heating wire 502-then contacts the scraper 301-and finally contacts the holding plate 5 containing the sponge block 501.

All electrical components in this embodiment are controlled by a conventional controller.

Wherein the scraper 301 adopts high chromium alloy, regular triangle bidirectional design, the blade body is 180mm, the rivet welding structure is 100mm longer than the roller 2. The cutting edge flatness tolerance is controlled within 0.05 mm. The two sides of the bottom of the oblique triangle blade body are designed with fixed wing plates, the distribution interval is 200, the fixed screw holes are arranged, the aperture is 20mm, the thickness of the wing plates is 10mm, and the steel material of No. 30 is adopted. The fixed mounting bracket is made of cast steel, double rows of fixed screw holes are designed and correspond to the blade body wing plate fixed screw holes, and the fixed mounting bracket is connected with the blade body through an 8.8-level high-strength bolt with the diameter of m18x 65. The length of the fixed support is equal to the width of the frame, the fixed support is connected with the fixed support of the belt conveyor through bolts, the strength grade of the fixed bolts is 10.9, and 4 fixed bolts are arranged on each side, and are matched with spring gaskets and flat gaskets. The cutting edge is arranged in parallel with the outer surface of the roller, the deviation of the parallelism is less than 0.05mm, and the clearance between the cutting edge and the outer surface of the roller is not more than 0.3mm.

Referring to fig. 1-4, a plurality of rollers 2 are rotatably connected to the inner wall of the fixing frame 1 through bearings, the bottom plate 3 is located under the rollers 2 and is connected to the inner wall of the fixing frame 1 through bolts, the scraper 301 is connected to the top of the bottom plate 3 through bolts, the top of the scraper 301 is in contact with the outer wall of the rollers 2, the guide slot 302 is connected to the top of the bottom plate 3 through bolts, the guide slot 302 and the scraper 301 are longer than the rollers 2, the guide slot 302 is of an inclined structure, the lower end of the guide slot 302 can extend out of the through hole 101 to the outside of the fixing frame 1, the two fixing blocks 4 are respectively connected to two sides of the bottom plate 3 through bolts, the two ends of the supporting rod 401 are connected to the top of the clamping plate 5 and the top of the fixing block 4 through bolts, the two clamping plates 5 are of an arc structure and are in contact with the outer wall of the rollers 2, the heating wire 502 is connected to the inner wall of the clamping plate 5 near one side of the guide slot 302 through bolts, and the sponge block 501 is connected to the inner wall of the clamping plate 5 near one side of the scraper 301 through bolts. When the device is used, firstly, the heating wire 502 is controlled to operate to heat the clamping plate 5 on one side of the roller 2 and heat and melt the frozen ice on the surface of the roller 2 by the clamping plate 5 contacting the roller 2, then the frozen ice on the outer wall of the roller 2 is scraped by the scraper 301 by the rotation of the roller 2, the scraped frozen ice falls into the guide groove 302 on one side, the guide groove 302 is used for discharging the conveyor, and meanwhile, the sponge block 501 in the clamping plate 5 on the other side is used for wiping and cleaning water stains after the frozen ice on the surface of the roller 2 is melted. The invention realizes the cleaning of frozen ice generated on the outer wall of the roller 2, and ensures the surface form of the roller 2 and the normal operation of the conveyor.

The working flow of the invention is as follows: when the device is used, firstly, the heating wire 502 is controlled to operate to heat the clamping plate 5 on one side of the roller 2 and heat and melt the frozen ice on the surface of the roller 2 by the clamping plate 5 contacting the roller 2, then the frozen ice on the outer wall of the roller 2 is scraped by the scraper 301 by the rotation of the roller 2, the scraped frozen ice falls into the guide groove 302 on one side, the guide groove 302 is used for discharging the conveyor, and meanwhile, the sponge block 501 in the clamping plate 5 on the other side is used for wiping and cleaning water stains after the frozen ice on the surface of the roller 2 is melted. The invention realizes the cleaning of frozen ice generated on the outer wall of the roller 2, and ensures the surface form of the roller 2 and the normal operation of the conveyor.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 bulk cargo conveyer cylinder device of freezing that extensively is applicable to low temperature operation, includes mount (1), mount (1) one side is provided with a plurality of through-holes (101), the inside a plurality of cylinders (2) that are provided with of mount (1), cylinder (2) below is provided with the clearance group price that is used for carrying out the clearance to surface frozen ice, its characterized in that: the cleaning assembly comprises a bottom plate (3) arranged below a roller (2), scrapers (301) and guide grooves (302) are formed in the top of the bottom plate (3), fixing blocks (4) are arranged on two sides of the bottom plate (3), supporting rods (401) are arranged on the tops of the fixing blocks (4), clamping plates (5) are arranged on one sides, close to the roller (2), of the supporting rods (401), sponge blocks (501) are arranged on the inner wall of one clamping plate (5), and heating wires (502) are arranged inside the other clamping plate (5).

2. A bulk conveyor drum freeze assembly of the type generally adapted for low temperature operation as defined in claim 1 wherein: the rollers (2) are rotatably connected with the inner wall of the fixing frame (1) through bearings, and the bottom plate (3) is located right below the rollers (2) and connected with the inner wall of the fixing frame (1) through bolts.

3. A bulk conveyor drum freeze assembly of the type generally adapted for low temperature operation as defined in claim 1 wherein: the scraper (301) is connected with the top of the bottom plate (3) through a bolt, the top end of the scraper (301) is in contact with the outer wall of the roller (2), the guide groove (302) is connected with the top of the bottom plate (3) through a bolt, and the guide groove (302) and the scraper (301) are longer than the roller (2).

4. A bulk conveyor drum freeze assembly of the type generally adapted for low temperature operation as defined in claim 1 wherein: the guide groove (302) is of an inclined structure, and the lower end of the guide groove can extend out of the fixing frame (1) from the through hole (101).

5. A bulk conveyor drum freeze assembly of the type generally adapted for low temperature operation as defined in claim 1 wherein: the two fixing blocks (4) are respectively connected with two sides of the bottom plate (3) through bolts, and two ends of the supporting rod (401) are respectively connected with the clamping plate (5) and the top of the fixing blocks (4) through bolts.

6. A bulk conveyor drum freeze assembly of the type generally adapted for low temperature operation as defined in claim 1 wherein: two grip block (5) are arc structure, and with cylinder (2) outer wall contact, heating wire (502) are through bolt and grip block (5) internal connection near guide slot (302) one side, sponge piece (501) are through bolt and grip block (5) inner wall connection near scraper (301) one side.