Chain assembly of non-metal chain type mud scraper

Abstract

The utility model relates to a chain assembly of a non-metal chain type mud scraper. The chain assembly comprises a chain plate, a sleeve, a pin shaft and a connecting ring, each chain plate comprises a body plate, arc connecting plates are arranged at the two ends of the body plate, butt joint concave tables are arranged on one side of the arc connecting plate at the upper end and the other side of the arc connecting plate at the lower end, an arc waist is arranged on the portion, between the two arc connecting plates, of the body plate, and a shaft hole penetrates through the middle of each arc connecting plate. Inner grooves are formed in the two side faces, flush with the outer side of the arc connecting plate, of the main body plate, and a lightening hole penetrates through the middle of the main body plate. A through hole penetrates through the sleeve, and the sleeve is arranged between the arc connecting plates of the two chain plates; and the pin shaft penetrates out of the through hole of the sleeve and is fixed by a connecting ring. Different chain plates can be conveniently connected in a butt joint mode through the butt joint concave tables, the middle main plate body is thickened, the strength is improved, the reinforcing rib plates are arranged at the positions of the shaft holes, the strength of the connecting positions can be improved, and the chain assembly can be lightened through the design of the arc-shaped waist, the lightening holes and the inner grooves.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of chain structure especially relates to a chain assembly of nonmetal chain type mud scraper. BACKGROUND

[0002] The nonmetal chain type mud scraper, the chain is the main transmission component, and the performance directly influences the operation of equipment. The traditional chain plate body is basically the structure of integral thickness, and the strength and counterweight cannot be considered, the thickness is big when the strength is high, and the weight is increased. When the thickness is reduced, the weight is reduced, but the strength is also reduced, and the balance cannot be well considered. CONTENT

[0003] The utility model aims at solving the insufficient prior art and provides a chain assembly of nonmetal chain type mud scraper.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A chain assembly of nonmetal chain type mud scraper, including chain plate, sleeve pipe, pin shaft and connecting ring,

[0006] The chain plate includes a main plate, the two ends of the main plate are arc connecting plates, one side of the upper end arc connecting plate and the other side of the lower end arc connecting plate are provided with butt joint concave platforms, the main plate is provided with an arc waist between the two arc connecting plates, the middle part of the arc connecting plate is provided with a shaft hole, the two side surfaces of the main plate and the arc connecting plate are flush with the inner recesses, and the middle part of the main plate is provided with a weight reduction hole;

[0007] The sleeve pipe is provided with a through hole, and the sleeve pipe is arranged between the two arc connecting plates of the chain plate. The pin shaft is arranged in the through hole of the sleeve pipe and is fixed by the connecting ring.

[0008] The inner recess and the shaft hole are provided with a plurality of reinforcing rib plates.

[0009] The pin shaft includes an integral end plate and a shaft rod, the outer wall of the shaft rod is provided with a ring-shaped clamping groove at one end away from the end plate, and a vertical cutting surface is arranged on one side surface of the shaft rod from the end surface to the ring-shaped clamping groove.

[0010] The connecting ring is sequentially provided with a connected first equal-diameter hole, a variable-diameter hole and a second equal-diameter hole, the diameter of the first equal-diameter hole is greater than that of the second equal-diameter hole, and a vertical mounting surface is arranged on the side wall of the second equal-diameter hole.

[0011] The first equal-diameter hole of the connecting ring passes through the end surface of the pin shaft, and the vertical mounting surface of the second equal-diameter hole is inserted into the vertical cutting surface of the shaft rod and is clamped in the ring-shaped clamping groove.

[0012] The utility model discloses a butt joint concave table can conveniently butt joint different chain plates, the middle main plate body is thickened, and the strength is increased, the reinforcing rib plate is arranged at the shaft hole, can increase the strength of the connecting place, the design of arc waist, weight reduction hole, inner recess can make chain assembly light weight. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is structural schematic diagram of the utility model;

[0014] Figure 2 It is main view of chain plate;

[0015] Figure 3 It is left view of chain plate;

[0016] Figure 4 It is right view of chain plate;

[0017] Figure 5 It is perspective view of chain plate;

[0018] Figure 6 It is structural schematic diagram of sleeve pipe;

[0019] Figure 7 It is main view of pin shaft;

[0020] Figure 8 It is Figure 7 Sectional view of A-A;

[0021] Figure 9 It is top view of pin shaft;

[0022] Figure 10 It is sectional view of connecting ring;

[0023] Figure 11 It is schematic diagram of the utility model in use;

[0024] In the drawing: 1-chain plate;2-sleeve pipe;3-pin shaft;4-connecting ring;

[0025] 11-main plate;12-circular arc connecting plate;13-butt joint concave table;14-arc waist;15-shaft hole;16-inner recess;17-weight reduction hole;18-reinforcing rib plate;

[0026] 21-through hole;

[0027] 31-end plate;32-shaft rod;33-ring-shaped clamping groove;34-vertical section;35-stainless steel sleeve pipe;

[0028] 41-first constant diameter hole;42-variable diameter hole;43-second constant diameter hole;44-vertical mounting surface;

[0029] The utility model will be described below in detail with reference to the accompanying drawings in conjunction with the embodiments of the utility model. DETAILED DESCRIPTION

[0030] The principles and features of the utility model will be described below in conjunction with the accompanying drawings, and the embodiments are only used for explaining the utility model and are not used for limiting the scope of the utility model. The utility model will be described more specifically in the following paragraphs with reference to the accompanying drawings by way of example. The advantages and features of the utility model will be more apparent according to the following description. It should be noted that the accompanying drawings are all in a very simplified form and all use non-precise proportions, and are only used for the purpose of conveniently and clearly assisting the description of the embodiments of the utility model.

[0031] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or there can be intervening components. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or there can be intervening components. When a component is referred to as being "disposed on" another component, it can be directly disposed on the other component or there can be intervening components. The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only.

[0032] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0033] The utility model will be further described below in conjunction with the accompanying drawings and embodiments:

[0034] A chain assembly of a non-metal chain type mud scraper, as shown in Figure 1 , comprises a chain plate 1, a sleeve 2, a pin shaft 3 and a connecting ring 4.

[0035] As shown in Figure 1 , Figure 3 , Figure 4 , Figure 5As shown, the chain plate 1 comprises a main plate 11, the two end portions of the main plate 11 are circular arc connecting plates 12, one side of the upper end circular arc connecting plate 12 and the other side of the lower end circular arc connecting plate 12 are provided with butt joint recesses 13, the main plate 11 is provided with an arc waist 14 between the two circular arc connecting plates 12, the middle part of the circular arc connecting plate 12 penetrates a shaft hole 15, the two side faces of the main plate 11 flush with the outer side of the circular arc connecting plate 12 are provided with inner recesses 16, the middle part of the main plate 11 penetrates a weight-reducing hole 17, and a plurality of reinforcing rib plates 18 are arranged between the inner wall of the inner recess 16 and the outer wall of the shaft hole 15.

[0036] The butt joint recess 13 can conveniently butt joint different chain plates 1, the middle main plate body 1 is thickened to increase the strength, the reinforcing rib plate 18 arranged at the shaft hole 15 can increase the strength of the connecting portion, the arc waist 14, the weight-reducing hole 17 and the inner recess 16 can all make the chain assembly lightweight.

[0037] As shown in Figure 1 , Figure 6 , the sleeve pipe 2 penetrates a through hole 21, and the sleeve pipe 2 is arranged between the two circular arc connecting plates 12 of the chain plates 1.

[0038] As shown in Figure 1 , the pin shaft 3 penetrates out of the through hole 21 of the sleeve pipe 2 and is fixed by the connecting ring 4.

[0039] As shown in Figure 7 , Figure 8 , Figure 9 , the pin shaft 3 comprises an integral end plate 31 and a shaft rod 32, the outer wall of the shaft rod 32 is provided with a ring-shaped clamping groove 33 at the end away from the end plate 31, and a vertical cutting surface 34 is arranged on one side face of the shaft rod 32 from the end face to the ring-shaped clamping groove 33.

[0040] The end plate 31 and the shaft rod 32 penetrate a central hole, and a stainless steel sleeve pipe 35 is embedded in the central hole.

[0041] As shown in Figure 10 , the connecting ring 4 is sequentially provided with a first equal-diameter hole 41, a variable-diameter hole 42 and a second equal-diameter hole 43, the diameter of the first equal-diameter hole 41 is greater than that of the second equal-diameter hole 43, and a vertical mounting surface 44 is arranged on the side wall of the second equal-diameter hole 43.

[0042] The first equal-diameter hole 41 of the connecting ring 4 penetrates the end face of the pin shaft 3, the vertical mounting surface 44 of the second equal-diameter hole 43 is inserted into the vertical cutting surface 34 of the shaft rod 32 in a position relationship and is clamped in the ring-shaped clamping groove 33.

[0043] As shown in Figure 11 , the connected chain is engaged and installed on a chain wheel.

[0044] The utility model has been described exemplarily above in combination with the drawings, and obviously, the utility model is not limited by the above-mentioned mode in the specific implementation, and various improvements adopting the method concept and technical scheme of the utility model or direct application in other occasions without improvement are all within the protection scope of the utility model.

Claims

1. A chain assembly for a non-metallic chain type mud scraper, characterized by, It comprises a chain plate (1), a sleeve (2), a pin shaft (3) and a connecting ring (4). The chain plate (1) comprises a main plate (11), the two ends of the main plate (11) are circular arc connecting plates (12), one side of the upper end circular arc connecting plate (12) and the other side of the lower end circular arc connecting plate (12) are provided with butt joint recesses (13), the main plate (11) is provided with an arc waist (14) between the two circular arc connecting plates (12), the middle part of the circular arc connecting plate (12) is provided with a shaft hole (15), the two side surfaces of the main plate (11) and the outer side of the circular arc connecting plate (12) are provided with inner recesses (16), and the middle part of the main plate (11) is provided with a weight reduction hole (17). The sleeve (2) is provided with a through hole (21), the sleeve (2) is arranged between the two circular arc connecting plates (12) of the chain plate (1), the pin shaft (3) is arranged in the through hole (21) of the sleeve (2) and is fixed by the connecting ring (4).

2. A chain assembly for a non-metallic chain type mud scraper as claimed in claim 1, wherein The inner recess (16) is provided with a plurality of reinforcing rib plates (18) between the inner wall and the outer wall of the shaft hole (15).

3. A non-metallic chain type mud scraper chain assembly according to claim 2, wherein The pin shaft (3) comprises an integral end plate (31) and a shaft rod (32), the outer wall of the shaft rod (32) is provided with a ring-shaped clamping groove (33) at the end away from the end plate (31), and a vertical cutting surface (34) is arranged on one side surface of the shaft rod (32) from the end surface to the ring-shaped clamping groove (33).

4. A non-metallic chain type mud scraper chain assembly according to claim 3, wherein The end plate (31) and the shaft rod (32) are provided with a central hole, and a stainless steel sleeve (35) is embedded in the central hole.

5. A non-metallic chain type mud scraper chain assembly as claimed in claim 4, wherein, The connecting ring (4) is sequentially provided with a first equal-diameter hole (41), a variable-diameter hole (42) and a second equal-diameter hole (43), the diameter of the first equal-diameter hole (41) is greater than that of the second equal-diameter hole (43), and the vertical mounting surface (44) is arranged on the side wall of the second equal-diameter hole (43).

6. A non-metallic chain type mud scraper chain assembly according to claim 5, wherein The first equal-diameter hole (41) of the connecting ring (4) passes through the end surface of the pin shaft (3), the vertical mounting surface (44) of the second equal-diameter hole (43) is inserted into the vertical cutting surface (34) of the shaft rod (32) in a position opposite to each other and is clamped in the ring-shaped clamping groove (33).

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