CN215831050U - Long-life working chain structure of chain type dirt cleaning equipment - Google Patents

Abstract

The utility model discloses a long-life working chain structure of chain type dirt cleaning equipment, which comprises a plurality of pairs of outer chain plates, wherein two ends of each outer chain plate are respectively provided with a first through hole; a plurality of pairs of inner chain plates, each pair of inner chain plates is positioned between each pair of outer chain plates, two perforations are respectively arranged at two ends of each inner chain plate, and two perforations of each inner chain plate respectively correspond to one perforation of two adjacent outer chain plates; the shaft pins are respectively arranged in the first through hole and the second through hole in a penetrating mode, one end of each shaft pin is arranged as a shaft pin end face, the other end of each shaft pin is provided with a limiting piece, and the outer chain plate is arranged between the shaft pin end face and the limiting piece; a plurality of sleeves arranged on the surface of the shaft pin and positioned between each pair of inner chain plates; a plurality of rollers arranged on the surface of the sleeve; a plurality of nylon sheets. According to the utility model, the nylon plate is arranged on the outer chain plate of the working chain, so that the direct contact abrasion between the end surface of the pin shaft and the wall of the equipment frame is avoided, the wall of the equipment frame can be well protected, and the service life of the working chain is greatly prolonged.

Description

Long-life working chain structure of chain type dirt cleaning equipment

Technical Field

The utility model belongs to the technical field of intercepting and cleaning at a water intake of a coastal power plant, and particularly relates to a long-life working chain structure of a chain type cleaning device.

Background

Chain sewage disposal equipment has extensive application in trades such as water conservancy, electric power, sewage treatment, mainly relies on the work chain of traction to drive the component of decontaminating and clear up the filth of interception. Therefore, the reliability of the traction working chain is crucial to the stable operation of the chain type sewage disposal apparatus. The single stroke of large-scale chain sewage disposal equipment traction work chain is long, and parts such as inner chain plate, outer chain plate, gyro wheel all rely on the round pin axle to connect, and the round pin axle is the key part of traction work chain, and in the in-service use process of chain sewage disposal equipment, often appear leading to the chain not hard up or even fracture because of the wearing and tearing of traction work chain round pin axle terminal surface, seriously influenced the reliability of chain sewage disposal equipment operation.

In the prior art, a short-pitch precise roller chain for transmission, a bush chain, accessories and a chain wheel are adopted, inner chain plates, outer chain plates and rollers of the chain are penetrated together through pin shafts, shaft sleeves are arranged between the inner chain plates, the rollers and the pin shafts, the end of the pin shaft, which is close to the wall of an equipment frame, is provided with a through hole, and the outer chain plates are blocked by split pin inserting holes. However, there are the following problems: in the operation process of the working chain, due to the long stroke, the end face of the pin shaft is easy to wear and tear with the wall of the equipment frame, once the cotter pin is worn, the chain can be loosened, the replacement operation of the broken chain pin shaft is complex, the pin shaft needs to be completely pulled out for replacement, and the risk that the chain falls and a new pin shaft cannot penetrate after the pin shaft is pulled out exists.

Therefore, the novel long-life chain structure is simple in structure and convenient to use and operate, the problem that the traction working chain is not loosened or even broken due to abrasion of the end face of the pin shaft can be solved, and the requirements of people are met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a long-life working chain structure of chain type dirt cleaning equipment, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a long-life working chain structure of chain type dirt cleaning equipment comprises

The two ends of each outer chain plate are respectively provided with a first perforation;

a plurality of pairs of inner chain plates, each pair of inner chain plates is positioned between each pair of outer chain plates, two ends of each inner chain plate are respectively provided with a second perforation, and two perforations of each inner chain plate respectively correspond to one perforation of the two adjacent outer chain plates;

the shaft pins are respectively arranged in the first through hole and the second through hole in a penetrating mode, one end of each shaft pin is arranged to be a shaft pin end face, the other end of each shaft pin is provided with a limiting piece, and the outer chain plate is arranged between the shaft pin end face and the limiting piece;

a plurality of sleeves arranged on the surface of the shaft pin and positioned between each pair of the inner chain plates;

a plurality of rollers arranged on the surface of the sleeve;

and a plurality of nylon plates which are continuously or intermittently arranged on the surface of the outer chain plate.

Preferably, the nylon plate is fixed on the surface of the outer chain plate through a screw, and the screw is a countersunk head screw.

In any of the above schemes, preferably, the roller and the nylon plate are both made of MC nylon.

In any of the above schemes, preferably, a pin hole is provided at one end of the shaft pin close to the limiting member, and the limiting member is disposed in the pin hole.

Preferably, in any of the above schemes, the chain link mechanism further comprises a plurality of long pin shafts, the long pin shafts are respectively arranged in the first through holes and the second through holes in a penetrating mode, one ends of the long pin shafts are end faces, nuts are arranged at the other ends of the long pin shafts, sleeves are arranged between every pair of inner chain plates on the surfaces of the long pin shafts, and rollers are arranged on the surfaces of the sleeves.

In any of the above schemes, preferably, a spacer is arranged on the surface of the long pin shaft and between the outer chain plate close to the nut and the nut.

The utility model has the technical effects and advantages that: 1. the end face of the shaft pin is arranged away from the wall of the equipment frame, so that the problem that a working chain is loosened and even broken due to the abrasion of the split pin of the shaft pin is solved;

2. the nylon plate is arranged on the outer chain plate of the working chain, so that the direct contact abrasion between the end surface of the pin shaft and the wall of the equipment frame is avoided, the wall of the equipment frame can be well protected, and the service life of the working chain is greatly prolonged;

3. the roller made of the MC nylon is designed, so that abrasion between the roller and the chain sprocket is greatly reduced, and the service life of the working chain can be greatly prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of a portion of the present invention;

FIG. 4 is a schematic structural view of example 2 of the present invention;

fig. 5 is a partial structural schematic diagram in embodiment 2 of the present invention.

In the figure: 1. an outer link plate; 2. an inner link plate; 3. a shaft pin; 4. an end face of the shaft pin; 5. a sleeve; 6. a limiting member; 7. a roller; 8. a nylon plate; 9. a screw; 10. a pin hole; 11. a long pin shaft; 12. a nut; 13. a spacer sleeve; 14. an end face.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Example 1:

referring to fig. 1-3, the present embodiment relates to a long-life working chain structure of chain type dirt removing equipment, which comprises

A plurality of pairs of outer chain plates 1 are respectively provided with a first perforation at two ends of each outer chain plate 1;

a plurality of pairs of inner chain plates 2, each pair of inner chain plates 2 is positioned between each pair of outer chain plates 1, two perforations are respectively arranged at two ends of each inner chain plate 2, two perforations of each inner chain plate 2 respectively correspond to one perforation of two adjacent outer chain plates 1, and the inner chain plates 2 and the outer chain plates 1 are arranged alternately;

the shaft pins 3 are respectively arranged in the first through holes and the second through holes in a penetrating mode, one end of each shaft pin 3 is arranged to be a shaft pin end face 4, the other end of each shaft pin 3 is provided with a limiting piece 6, the outer chain plate 1 is arranged between the shaft pin end face 4 and the limiting piece 6, one end, close to the limiting piece 6, of each shaft pin 3 is provided with a pin hole 10, and the limiting piece 6 is arranged in the pin hole 10;

a plurality of bushings 5 provided on the surface of the shaft pins 3 and located between each pair of the inner link plates 2;

a plurality of rollers 7 disposed on the surface of the sleeve 5;

a plurality of nylon plates 8 which can be continuously arranged on the surface of the outer chain plate 1 or alternatively arranged on the surface of the outer chain plate 1; only can play the guard action to pivot terminal surface 4 can, nylon plate 8 passes through the screw 9 to be fixed on the surface of outer link joint 1, and screw 9 sets up to countersunk screw, and gyro wheel 7, nylon plate 8 all set up to MC nylon material.

Example 2:

referring to fig. 4-5, the main structure of the present embodiment is substantially the same as that of embodiment 1, and the difference is that in the present embodiment, a part of the pin shaft 3 is replaced by a long pin shaft 11, which is respectively inserted into the first through hole and the second through hole, one end of the long pin shaft 11 is provided as an end surface 14, the other end of the long pin shaft is provided with a nut 12, the surface of the long pin shaft 11 is located between each pair of inner link plates 2 and is provided with a sleeve 5, the surface of the sleeve 5 is provided with a roller 7, the surface of the long pin shaft 11 and located between the outer link plates 1 close to the nut 12 and the nut 12 are provided with a spacer 13, and a cleaning element can be fixed between the spacer 13 and the nut 12.

This chain equipment long-life work chain structure of decontaminating is at the in-process that uses, at first with outer link joint 1, inner link joint 2 passes through pivot 3 and connects, with sleeve 5, gyro wheel 7 connects gradually on the pivot 3 surface, and be located every between every pair of inner link joint 2, when needs are decontaminated, with the pivot 3 that part is adjacent change for long round pin axle 11, then it is fixed with the component of decontaminating through nut 12, the processing of decontaminating, other pivot 3 then insert pinhole 10 in through locating part 6, outer link joint 1, inner link joint 2 is spacing fixed, need to be changed outer link joint 1, take off locating part 6 during inner link joint 2, can change, and convenient use.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (6)

1. The utility model provides a chain equipment long-life work chain structure of decontaminating which characterized in that: comprises that

The two ends of each outer chain plate (1) are respectively provided with a first perforation;

a plurality of pairs of inner chain plates (2), wherein each pair of inner chain plates (2) is positioned between each pair of outer chain plates (1), two ends of each inner chain plate (2) are respectively provided with a second perforation, and the two perforations of each inner chain plate (2) are respectively corresponding to one of the first perforations of the two adjacent outer chain plates (1);

the shaft pins (3) are respectively arranged in the first through holes and the second through holes in a penetrating mode, one end of each shaft pin (3) is arranged to be a shaft pin end face (4), the other end of each shaft pin (3) is provided with a limiting piece (6), and the outer chain plate (1) is arranged between each shaft pin end face (4) and the corresponding limiting piece (6);

a plurality of sleeves (5) arranged on the surface of the shaft pin (3) and positioned between each pair of the inner chain plates (2);

a plurality of rollers (7) arranged on the surface of the sleeve (5);

a plurality of nylon plates (8) are continuously or intermittently arranged on the surface of the outer chain plate (1).

2. The long life working chain structure of chain type dirt cleaning equipment as claimed in claim 1, wherein: the nylon plate (8) is fixed on the surface of the outer chain plate (1) through a screw (9), and the screw (9) is a countersunk screw.

3. The long life working chain structure of chain type dirt cleaning equipment as claimed in claim 1, wherein: the roller (7) and the nylon plate (8) are both made of MC nylon.

4. The long life working chain structure of chain type dirt cleaning equipment as claimed in claim 1, wherein: one end of the shaft pin (3) close to the limiting piece (6) is provided with a pin hole (10), and the limiting piece (6) is arranged in the pin hole (10).

5. The long life working chain structure of chain type dirt cleaning equipment as claimed in claim 1, wherein: the chain wheel chain link plate structure is characterized by further comprising a plurality of long pin shafts (11) which are arranged in a penetrating mode respectively, wherein one ends of the long pin shafts (11) are arranged to be end faces (14), nuts (12) are arranged at the other ends of the long pin shafts, a sleeve (5) is arranged between each pair of inner chain plates (2) on the surface of each long pin shaft (11), and rollers (7) are arranged on the surface of each sleeve (5).

6. The long life working chain structure of chain type dirt cleaning equipment as claimed in claim 5, wherein: and a spacer bush (13) is arranged between the outer chain plate (1) close to the nut (12) and the nut (12) on the surface of the long pin shaft (11).

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