阅读说明：本技术 一种边双链防松装置 (Double-chain anti-loosening device on edge ) 是由 刘建超 张汉年 张志学 王晓辉 杨凯宁 弓永鹤 于 2020-12-18 设计创作，主要内容包括：本发明公开了一种边双链防松装置,涉及刮板输送机领域,包括刮板,所述刮板的一端固定连接有第一接链环,所述刮板的另一端固定连接有第二接链环,所述第一接链环上环扣式套装有第一链条,所述第二接链环上环扣式套装有第二链条,所述第一接链环与第二接链环均为U型结构。本发明中,接链环的两侧套入链条的链环内,然后用螺栓、六角锁紧螺母和双叠防松垫圈将接链环与刮板连接,由于采用双叠防松垫圈和六角锁紧螺母连接刮板与接链环,具有防松能力强的特点,可避免刮板输送机运输物料过程中,螺母松动造成刮板受力变化而断裂,接链环松动断裂,刮板过机头尾链轮时链轮磨损加剧等问题。运输平稳,事故率低。(The invention discloses an edge double-chain anti-loosening device, which relates to the field of scraper conveyors and comprises a scraper, wherein one end of the scraper is fixedly connected with a first chain connecting ring, the other end of the scraper is fixedly connected with a second chain connecting ring, a first chain is sleeved on the first chain connecting ring in a buckle manner, a second chain is sleeved on the second chain connecting ring in a buckle manner, and the first chain connecting ring and the second chain connecting ring are both of U-shaped structures. According to the scraper conveyor, the two sides of the connecting link are sleeved into the chain ring of the chain, then the connecting link is connected with the scraper through the bolts, the hexagonal locking nuts and the double-stack anti-loosening washers, the scraper and the connecting link are connected through the double-stack anti-loosening washers and the hexagonal locking nuts, the scraper conveyor has the characteristic of strong anti-loosening capacity, and the problems that the scraper is stressed and is broken due to the fact that the nuts are loosened, the connecting link is loosened and broken, the chain wheel is abraded and aggravated when the scraper passes through a head and a tail chain wheel and the like in the process of. The transportation is stable, and the accident rate is low.)

1. The utility model provides a limit double-stranded locking device, includes scraper blade (1), its characterized in that: the one end fixedly connected with of scraper blade (1) first connects chain ring (2), the other end fixedly connected with second of scraper blade (1) connects chain ring (3), first connect chain ring (2) to go up the ring knot formula cover and be equipped with first chain (4), the second connects chain ring (3) to go up the ring knot formula cover and is equipped with second chain (5), first connects chain ring (2) and second to connect chain ring (3) to be U type structure.

2. The double-chain-edge anti-loosening device as claimed in claim 1, wherein: the scraper blade (1) comprises a scraper blade main body (8), a scraper bar (9) and a limiting bar (10), a first mounting hole is formed in one end, far away from the scraper blade main body (8), of the scraper blade main body, and a second mounting hole is formed in the other end of the scraper blade main body (8).

3. The double-chain-edge anti-loosening device as claimed in claim 1 or 2, wherein: the scraper blade main part (8) and the first link ring (2) between be provided with first fastener (6), the scraper blade main part (8) are kept away from the second and are connect the one end of link ring (3) and pass through first fastener (6) and first link ring (2) fixed connection, the first both ends end part that connects link ring (2) has all been seted up the third mounting hole.

4. The double-chain-edge anti-loosening device as claimed in claim 2 or 3, wherein: the first fastener (6) is composed of a first bolt and a first nut, and the first bolt penetrates through the first mounting hole and the third mounting hole to be in threaded connection with the first nut.

5. The double-chain-edge anti-loosening device as claimed in claim 4, wherein: the first bolt is an outer hexagon bolt, the first nut is a hexagon locking nut, and a first double-folding anti-loose washer is arranged on the first nut.

6. The double-chain-edge anti-loosening device as claimed in claim 1 or 2, wherein: the scraper blade main part (8) and the second connect to be provided with second fastener (7) between chain ring (3), the scraper blade main part (8) is kept away from first one end that connects chain ring (2) and is connect chain ring (3) fixed connection through second fastener (7) and second, the second connects the both ends end part of chain ring (3) and has all seted up the fourth mounting hole.

7. The double-chain-edge anti-loosening device as claimed in claim 2 or 6, wherein: the first fastener (6) is composed of a second bolt and a second nut, and the second bolt penetrates through the second mounting hole and the fourth mounting hole to be in threaded connection with the second nut.

8. The double-chain-edge anti-loosening device as claimed in claim 7, wherein: the second bolt is an outer hexagon bolt, the second nut is a hexagon locking nut, and a second double-overlapping anti-loose washer is arranged on the second nut.

9. The double-chain-edge anti-loosening device as claimed in claim 2, wherein: the scraping strip (9) is fixedly arranged on the scraper main body (8), and the bottom of the scraping strip (9) is flush with the bottom of the scraper main body (8).

10. The double-chain-edge anti-loosening device as claimed in claim 1 or 2, wherein: the limiting strip (10) is fixedly installed at the bottom of the scraper main body (8) through welding, the limiting strip (10) is of an H-shaped structure, two groups of end head portions in the limiting strip (10) structure are abutted to two groups of end head portions of the first connecting chain ring (2), and the other two groups of end head portions in the limiting strip (10) structure are abutted to two groups of end head portions of the second connecting chain ring (3).

Technical Field

The invention relates to the field of scraper conveyors, in particular to an edge double-chain anti-loosening device.

Background

When the scraper conveyor is used, materials are conveyed in the middle groove ledge through the scraper chain. The double chains at the sides, namely two chains, are positioned at the two ends of the scraper. The chain link is emboliaed to the both sides that current limit double-chain scraper blade and chain adopted the U type to connect the chain link more, and the U type connects the chain link to be connected with the scraper blade adoption ordinary hexagon nut and packing ring, and locking ability is poor, therefore leads to connecting the chain link not hard up fracture, causes the scraper blade to cross when aircraft nose tail sprocket simultaneously, and the sprocket wearing and tearing aggravation transports unstably, and the accident rate is high.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a double-chain-edge anti-loosening device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a limit double-stranded locking device, includes the scraper blade, the first chain ring that connects of one end fixedly connected with of scraper blade, the other end fixedly connected with second of scraper blade connects the chain ring, the first chain ring that connects is fitted with the knot formula cover and is equipped with first chain, the second connects the chain ring to be fitted with the knot formula cover and is equipped with the second chain, first chain ring and second connect the chain ring to be U type structure.

Preferably, the scraper blade comprises scraper blade main part, scraping strip and spacing, first mounting hole has been seted up to the one end that the scraper blade main part was kept away from, the second mounting hole has been seted up to the other end of scraper blade main part.

Preferably, a first fastener is arranged between the scraper main body and the first chain connecting ring, one end of the scraper main body, which is far away from the second chain connecting ring, is fixedly connected with the first chain connecting ring through the first fastener, and third mounting holes are formed in end parts of two ends of the first chain connecting ring.

Preferably, the first fastener consists of a first bolt and a first nut, and the first bolt penetrates through the first mounting hole and the third mounting hole to be in threaded connection with the first nut.

Preferably, the first bolt is an outer hexagon bolt, the first nut is a hexagon lock nut, and the first nut is provided with a first double-folding anti-loose washer.

Preferably, a second fastener is arranged between the scraper main body and the second chain connecting ring, one end of the scraper main body, which is far away from the first chain connecting ring, is fixedly connected with the second chain connecting ring through the second fastener, and end parts of two ends of the second chain connecting ring are provided with fourth mounting holes.

Preferably, the first fastener is composed of a second bolt and a second nut, and the second bolt penetrates through the second mounting hole and the fourth mounting hole to be in threaded connection with the second nut.

Preferably, the second bolt is an outer hexagon bolt, the second nut is a hexagon lock nut, and a second double-folding anti-loose washer is arranged on the second nut.

Preferably, the scraping strip is fixedly installed on the scraper blade main body, and the bottom of the scraping strip is flush with the bottom of the scraper blade main body.

Preferably, the limiting strip is fixedly installed at the bottom of the scraper main body through welding, the limiting strip is of an H-shaped structure, two groups of end head portions in the limiting strip structure are abutted to two groups of end head portions of the first connecting chain ring, and the other two groups of end head portions in the limiting strip structure are abutted to two groups of end head portions of the second connecting chain ring.

Compared with the prior art, the invention has the beneficial effects that:

the both sides that connect the chain ring embolia in the chain ring of chain, then will connect chain ring and scraper blade connection with bolt, hexagonal lock nut and fold lock washer doubly, owing to adopt fold lock washer and hexagonal lock nut to connect the scraper blade and connect the chain ring doubly, have the characteristics that locking ability is strong, can avoid scraper conveyor transportation material in-process, the nut is not hard up to cause the scraper blade atress to change and fracture, connects the not hard up fracture of chain ring, sprocket wearing and tearing scheduling problem aggravated when the scraper blade crosses aircraft nose tail sprocket. The transportation is stable, and the accident rate is low.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the connection structure of the scraper with the first and second chain connecting rings;

FIG. 3 is a schematic view showing the structure of the squeegee according to the present invention.

In the figure: 1. a squeegee; 2. a first chain connecting ring; 3. a second chain connecting ring; 4. a first chain; 5. a second chain; 6. a first fastener; 7. a second fastener; 8. a squeegee body; 9. scraping the strips; 10. and (5) a limiting strip.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a limit double-chain locking device, includes scraper blade 1, the first chain ring 2 that connects of one end fixedly connected with of scraper blade 1, the other end fixedly connected with second chain ring 3 that connects of scraper blade 1, the first chain ring 2 is gone up the ring and is buckled the formula cover and be equipped with first chain 4, and the second is connect the ring 3 to go up the ring and is buckled the cover and be equipped with second chain 5, and first chain ring 2 that connects is U type structure with the second chain ring 3.

Further, scraper blade 1 comprises scraper blade main part 8, scraping strip 9 and spacing 10, and first mounting hole has been seted up to the one end that scraper blade main part 8 kept away from, and the second mounting hole has been seted up to the other end of scraper blade main part 8.

Further, be provided with first fastener 6 between scraper blade main part 8 and the first chain ring 2 that connects, scraper blade main part 8 keeps away from the second and connects the one end of chain ring 3 through first fastener 6 and first chain ring 2 fixed connection, and the third mounting hole has all been seted up to the first both ends end portion that connects chain ring 2.

Further, the first fastener 6 is composed of a first bolt and a first nut, and the first bolt penetrates through the first mounting hole and the third mounting hole to be in threaded connection with the first nut.

Furthermore, first bolt is outer hexagon bolt, and first nut is hexagon lock nut, is provided with first double-deck lock washer on the first nut, has locking not hard up characteristic, improves the steadiness after the installation.

Further, be provided with second fastener 7 between scraper blade main part 8 and the second chain connecting ring 3, the scraper blade main part 8 is kept away from first chain connecting ring 2's one end and is passed through second fastener 7 and second chain connecting ring 3 fixed connection, and the second chain connecting ring 3's both ends end part has all seted up the fourth mounting hole.

Further, the first fastener 6 is composed of a second bolt and a second nut, and the second bolt penetrates through the second mounting hole and the fourth mounting hole to be in threaded connection with the second nut.

Furthermore, the second bolt is outer hexagon bolt, and the second nut is hexagonal lock nut, is provided with the double-folding lock washer of second on the second nut, has locking not hard up characteristic, improves the steadiness after the installation.

Further scraping strip 9 fixed mounting is on scraper blade main part 8, and the bottom of scraping strip 9 is parallel and level with the bottom of scraper blade main part 8 to scrape the bottom material.

Further, spacing 10 is installed in scraper blade main part 8's bottom through welded fastening, and spacing 10 is H type structure, and two sets of end portions in the structure of spacing 10 and the two sets of end portions of first connecting link 2 offset, and two sets of end portions in the structure of spacing 10 and the two sets of end portions of second connecting link 3 offset can play limiting displacement, prevent that scraper blade main part 8 from taking place to twist reverse.

The working principle and the using process of the invention are as follows: this assembly back is accomplished to each subassembly of double-stranded welding scraper blade in locking type limit, install to the scraper conveyor structure in, can put into use, wherein, adopt two lock washer and hexagonal lock nut to connect scraper blade 1 and first chain ring 2 that connects, the second connects chain ring 3, the characteristics that locking ability is strong have, can avoid scraper conveyor transportation material in-process, the nut is not hard up to cause 1 atress changes of scraper blade and fracture, first chain ring 2 connects 3 not hard up fractures of chain ring with the second, sprocket wearing and tearing aggravation scheduling problem when scraper blade 1 crosses aircraft nose tail sprocket. The transportation is stable, and the accident rate is low.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.