Toggle plate assembly and jaw crusher

Abstract

The utility model provides a toggle plate assembly and a jaw crusher, and aims to solve the technical problems that in the existing polycrystalline silicon crushing process, a toggle plate of the crusher is not provided with an isolating device, more metal powder can be generated in the friction process of two end surfaces of the toggle plate and a toggle plate pad, and the metal powder is mixed into a polycrystalline silicon crushed product to influence the quality of a silicon material product. The jaw crusher comprises a toggle plate assembly, and the toggle plate assembly comprises a toggle plate; toggle plate pads are arranged at the two ends of the toggle plate; and the protection piece is arranged on the toggle plate and covers a matching area of the toggle plate and the toggle plate pad. The protection pieces are additionally arranged on the two end faces of the toggle plate, the toggle plate and the movable part of the toggle plate pad can be isolated, the movable part is completely sealed, silicon materials can be effectively prevented from being polluted, and the quality of silicon material products is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to polycrystal silicon processing technical field especially is related to an elbow plate assembly and a jaw crusher. BACKGROUND

[0002] The existing conventional jaw crusher is mostly used for mine stone crushing, and the mine stone crushing mainly has quality requirements on the size of product granularity. When the same form jaw crusher is used for polycrystal silicon crushing, since the polycrystal silicon has very high requirements on purity, it is required to be completely pollution-free to the silicon material in the crushing link, and the carbon steel elbow plate and the carbon steel elbow plate pad need to be swung up and down in the opening and closing movement of the conventional jaw crusher jaw plate, and the metal rubbing between the metals in the small amplitude up and down swinging can wear out more iron and other metal elements and mix them into the polycrystal silicon crushing product, which pollutes the polycrystal silicon, leads to the quality of the polycrystal silicon being reduced and unqualified. Figure 1 As shown in the prior art of the silicon material jaw crusher disclosed in CN211246676U or SUMMARY

[0003] In view of the above problems, the utility model aims at providing an elbow plate assembly and a jaw crusher to solve the technical problem that there is no isolation device for the elbow plate of the crusher in the existing polycrystal silicon crushing process, and more metal powder appears on the two end faces of the elbow plate during the rubbing process with the elbow plate pad, which affects the quality of the silicon material product.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] An elbow plate assembly comprises an elbow plate, elbow plate pads arranged at the two ends of the elbow plate, and a protective piece arranged on the elbow plate and covering the matching area of the elbow plate and the elbow plate pad.

[0006] The protective piece is installed on the two end faces of the elbow plate, which can isolate the movable parts of the elbow plate and the elbow plate pad, completely seal the movable parts, effectively prevent the silicon material from being polluted, and improve the quality of the silicon material product.

[0007] Optionally, the protective piece has a sleeve structure, is sleeved on the elbow plate, and one end of the elbow plate pad is connected with the protective piece.

[0008] Optionally, the protective piece comprises a first connecting part and a second connecting part connected with each other, a through slot matched with the elbow plate is arranged on the first connecting part, a connecting slot communicating with the through slot is arranged on the second connecting part, the size of the connecting slot is greater than that of the through slot, and one end of the elbow plate pad is inserted into the connecting slot.

[0009] Optionally, a groove is formed at one end of the elbow pad, and an arc-shaped slot compatible with the end of the elbow pad is recessed inward at one end of the groove, and the through slot, the connecting slot, the groove and the arc-shaped slot jointly form a containing space for containing one end of the elbow pad.

[0010] Optionally, the protective member is made of a non-metallic elastic material.

[0011] Optionally, the protective member is made of polyurethane material. The polyurethane sleeve has high wear resistance, certain elasticity and flexibility, and is not easy to deform.

[0012] Optionally, the cooperation tolerance between the protective member and the elbow pad is 0.3mm-0.5mm.

[0013] Optionally, the elbow pad assembly further comprises a magnetic structure embedded in the protective member.

[0014] Optionally, a reserved slot is arranged on the first connecting portion of the protective member, and the magnetic structure is arranged in the reserved slot. By embedding the magnetic structure in the protective member, metal powder can be effectively adsorbed when it appears, the isolation effect of the worn metal powder is good, the silicon material can be further prevented from being contaminated, and regular cleaning is convenient.

[0015] Optionally, the magnetic structure is a magnet.

[0016] Optionally, the elbow pad assembly further comprises a fixing clamp plate clamped on the elbow pad, and one end of the fixing clamp plate abuts against one end of the protective member, and the protective member is limited between the fixing clamp plate and the elbow pad. The elbow pad assembly is simple to manufacture and install, does not need special tooling during installation, and has low maintenance and use cost in later period.

[0017] Optionally, the fixing clamp plate comprises an upper clamp plate and a lower clamp plate, one end of the upper clamp plate and the lower clamp plate abuts against the protective member, and the upper clamp plate and the lower clamp plate are connected by a plurality of fasteners.

[0018] A jaw crusher comprises the elbow pad assembly of any one of the above.

[0019] Compared with the prior art, the elbow pad assembly has the following beneficial effects:

[0020] 1. The protective member (polyurethane sleeve) is installed at both end faces of the elbow pad, the movable part of the elbow pad and the elbow pad pad can be isolated, the movable part is completely sealed, the content of metal elements such as iron and chromium in the product is reduced, the silicon material is prevented from being contaminated, the purity of polysilicon is improved, and the product value is improved.

[0021] 2. By embedding the magnetic structure in the protective piece, the metal powder can be effectively adsorbed when it appears, the wear metal powder isolation effect is good, the silicon material can be further prevented from being polluted, and the regular cleaning is convenient.

[0022] 3. The elbow plate assembly is simple to manufacture and install, does not need special tooling during installation, and has low maintenance and use cost in later period. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0024] Figure 1 It is a structural schematic diagram of the prior art.

[0025] Figure 2 It is a structural schematic diagram of an embodiment of the elbow plate assembly in the present application.

[0026] Figure 3 It is an exploded structural schematic diagram of an embodiment of the elbow plate assembly in the present application.

[0027] Figure 4 It is a front view of an embodiment of the elbow plate assembly in the present application.

[0028] Figure 5 It is a sectional view of an embodiment of the elbow plate assembly in the present application.

[0029] Figure 6 It is a use state diagram of the elbow plate assembly in the present application.

[0030] Reference signs:

[0031] 1. Elbow plate;

[0032] 2. Elbow plate pad; 21, recess; 22, arc-shaped groove; 23, third connecting hole;

[0033] 3. Protective piece; 3a, first connecting part; 3b, second connecting part; 31, through groove; 32, connecting groove; 33, reserved groove; 34, stop edge;

[0034] 4. Fixed clamping plate; 41, upper clamping plate; 411, first connecting hole; 412, second connecting hole; 42, lower clamping plate. DETAILED DESCRIPTION

[0035] In the following, only certain exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different manners without departing from the spirit or scope of the embodiments of the present application. Therefore, the drawings and the description are considered to be exemplary in nature rather than limiting.

[0036] In the description of the embodiments of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", "end", "side" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the embodiments of the present application.

[0037] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0038] In the embodiments of the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0039] In the embodiments of this utility model application, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature being directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0040] The following disclosure provides many different implementations or examples for carrying out different structures of the embodiments of this utility model application. To simplify the disclosure of the embodiments of this utility model application, specific examples of components and arrangements are described below. Of course, these are merely examples and are not intended to limit the embodiments of this utility model application. Furthermore, reference numerals and / or reference letters may be repeated in different examples of the embodiments of this utility model application; such repetition is for simplification and clarity and does not in itself indicate a relationship between the various implementations and / or arrangements discussed.

[0041] The embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0042] Example 1

[0043] like Figures 2-6 As shown in the figure, an embodiment of this utility model application provides an elbow plate assembly, including: an elbow plate 1, an elbow plate pad 2, and a protective component 3.

[0044] An elbow plate pad 2 is provided at each end of the elbow plate 1. A protective element 3 is provided at the end where the two elbow plate pads 2 are connected to the elbow plate 1. The protective element 3 is provided on the elbow plate 1 and covers the mating area between the elbow plate 1 and the elbow plate pad 2. By providing the protective element 3 on the moving part where the elbow plate 1 and the elbow plate pad 2 mate, the moving part can be completely sealed. When the elbow plate 1 and the elbow plate pad 2 swing up and down, the protective element 3 can isolate the metal powder generated during the swinging process and prevent the silicon material from being contaminated.

[0045] Optionally, the protective component 3 is a sleeve-shaped structure. The sleeve-shaped protective component is fitted onto the elbow plate 1 at one end of the elbow plate pad 2, thereby effectively isolating the movable connection between the elbow plate 1 and the elbow plate pad 2.

[0046] Optionally, protective component 3 may be made of a non-metallic elastic material.

[0047] Optionally, protective component 3 is made of polyurethane sleeve.

[0048] Optionally, the cooperation tolerance between the protection piece 3 and the elbow plate 1 is 0.3mm-0.5mm.

[0049] As an implementation scenario, in the scenario, the protection piece 3 comprises a first connecting part 3a and a second connecting part 3b connected with each other, the size of the second connecting part 3b is larger than that of the first connecting part 3a, so that the first connecting part 3a and the second connecting part 3b form a convex structure.

[0050] The first connecting part 3a is provided with a through slot 31 matched with the elbow plate 1.

[0051] The second connecting part 3b is provided with a connecting slot 32 with a diameter larger than the through slot 31 and connected with each other, the connecting slot 32 is matched with the elbow plate pad 2 and the elbow plate pad 2 is inserted into the connecting slot 32 at one end.

[0052] One end of the elbow plate pad 2 is provided with a recess 21, and an arc-shaped groove 22 is inwardly recessed at the end of the recess 21 away from the elbow plate 1, the arc-shaped groove 22 is matched with the arc-shaped part at one end of the elbow plate 1.

[0053] During assembly, the end of the elbow plate pad 2 with the recess 21 is inserted onto the step formed by the connecting slot 32, and the end of the elbow plate 1 passes through the through slot 31, the connecting slot 32, the recess 21 and the arc-shaped groove 22 in sequence, that is, the through slot 31, the connecting slot 32, the recess 21 and the arc-shaped groove 22 jointly form a containing space containing the end of the elbow plate.

[0054] Embodiment 2

[0055] The elbow plate assembly provided by the embodiment of the utility model application further comprises a magnetic structure which can be embedded in the protection piece 3 and used for adsorbing the metal powder generated by friction, on the basis of embodiment 1.

[0056] Optionally, the magnetic structure adopts a magnet which can adsorb metal.

[0057] Optionally, the first connecting part 3a is provided with a reserved slot 33 formed below the through slot 31, and the magnetic structure is matched with the reserved slot 33.

[0058] Optionally, during assembly, the opening of the reserved slot 33 faces the lower surface of the elbow plate 1, and the magnetic structure is arranged in the reserved slot 33. In the use process, when the metal powder appears, the magnetic structure can timely and effectively adsorb the metal powder, further avoiding the pollution of the silicon material. The magnetic structure is not shown in the figure, and a strong magnet such as a permanent magnet which can adsorb metal is adopted.

[0059] Embodiment 3

[0060] The elbow plate assembly provided in the embodiment is based on the elbow plate assembly in the embodiment 1 or the embodiment 2, and the elbow plate assembly further comprises a fixed clamping plate 4.

[0061] The fixed clamping plate 4 is clamped and fixed on the elbow plate 1, and one end of the fixed clamping plate 4 abuts against one end of the protection piece 3, and the protection piece 3 is limited between the fixed clamping plate 4 and the elbow plate pad 2. In the embodiment, the protection piece 3 is sleeved on the elbow plate 1, the elbow plate pad 2 is detachably connected with one end of the protection piece 3, and the fixed clamping plate 4 abuts against the other end of the protection piece 3, so that the installation of the elbow plate assembly does not need to use a special tool, the installation operation is simple, the protection piece 3 is convenient to clean, and the use cost of the later maintenance is low.

[0062] Optionally, the fixed clamping plate 4 comprises an upper clamping plate 41 and a lower clamping plate 42, and one end of the upper clamping plate 41 and the lower clamping plate 42 is in contact with one end of the protection piece 3, and the upper clamping plate 41 and the lower clamping plate 42 are connected through a plurality of fasteners.

[0063] Optionally, the two ends of the upper clamping plate 41 and the lower clamping plate 42 extend to the outside of the elbow plate 1 to form extension portions, and a first connecting hole 411 is formed in the extension portion. In use, the fasteners are sequentially inserted through the first connecting holes 411 in the upper clamping plate 41 and the lower clamping plate 42 to fixedly connect the upper clamping plate 41 and the lower clamping plate 42.

[0064] Optionally, the second connecting holes 412 are further spaced apart between the extension portions of the two ends of the upper clamping plate 41 and the lower clamping plate 42. In use, the fasteners are sequentially inserted through the second connecting holes 412 in the upper clamping plate 41 and the lower clamping plate 42 to fixedly connect the upper clamping plate 41 and the lower clamping plate 42, thereby further improving the stability of the connection between the upper clamping plate 41 and the lower clamping plate 42.

[0065] Optionally, the elbow plate pad 2 is provided with a third connecting hole 23, and the third connecting hole 23 corresponds to the bottom of the connecting groove 32 located on the two sides of the through groove 31. In use, the fasteners can be inserted through the third connecting hole 23 to connect the elbow plate pad 2 and the protection piece 3.

[0066] The fasteners are not shown in the figure, and screws can be used. A fourth connecting hole for assembling the elbow plate assembly on the jaw crusher can be further arranged between the two third connecting holes 23.

[0067] Embodiment 4

[0068] The utility model application embodiment provides a kind of jaw crusher, including the elbow plate assembly described in any one of embodiments 1-3. In use, the jaw crusher can refer to Figure 6 as shown in Figure 6When the toggle plate 1 and the toggle plate pad 2 need to swing up and down, the protective piece 3 can isolate the metal powder generated by the friction between the metal in the small up and down swing, the strong magnet embedded in the protective piece 3 can also effectively adsorb the metal powder, the protective piece 3 can be cleaned regularly, the toggle plate assembly is simple to install, and the post-maintenance is convenient.

[0069] The details not described in the embodiment are the known technology in the art.

[0070] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of various changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An elbow plate assembly, characterized in that, include: Elbow plate (1); Elbow plate pads (2) are provided at both ends of the elbow plate (1); The protective component (3) is disposed on the elbow plate (1) and covers the mating area between the elbow plate (1) and the elbow plate pad (2).

2. The elbow plate assembly according to claim 1, characterized in that, The protective component (3) is a sleeve-shaped structure. The protective component (3) is sleeved on the elbow plate (1), and one end of the elbow plate pad (2) is connected to the protective component (3).

3. The elbow plate assembly according to claim 1 or 2, characterized in that, The protective component (3) includes a first connecting part (3a) and a second connecting part (3b) connected to each other. The first connecting part (3a) is provided with a through groove (31) adapted to the elbow plate (1). The second connecting part (3b) is provided with a connecting groove (32) connected to the through groove (31). The size of the connecting groove (32) is larger than the size of the through groove (31), and one end of the elbow plate pad (2) is inserted into the connecting groove (32).

4. The elbow plate assembly according to claim 3, characterized in that, The elbow plate pad (2) has a groove (21) at one end, and an arc groove (22) adapted to the end of the elbow plate (1) is recessed inward at one end of the groove (21). The through groove (31), the connecting groove (32), the groove (21) and the arc groove (22) together form a receiving space to accommodate one end of the elbow plate (1).

5. The elbow plate assembly according to claim 1, characterized in that: The protective component (3) is made of non-metallic elastic material; And / or, the protective component (3) is made of polyurethane material; And / or, the fit tolerance between the protective element (3) and the elbow plate (1) is 0.3mm-0.5mm.

6. The elbow plate assembly according to claim 1, characterized in that, The elbow plate assembly also includes a magnetic structure embedded in the protective element (3).

7. The elbow plate assembly according to claim 6, characterized in that: The first connecting part (3a) of the protective component (3) is provided with a reserved groove (33), and the magnetic structure is provided in the reserved groove (33); And / or, the magnetic structure is a magnet.

8. The elbow plate assembly according to claim 1, characterized in that, The elbow plate assembly also includes a fixing clamp (4), which is clamped on the elbow plate (1) and has one end abutting against one end of the protective member (3), which is confined between the fixing clamp (4) and the elbow plate pad (2).

9. The elbow plate assembly according to claim 8, characterized in that, The fixed clamp (4) includes an upper clamp (41) and a lower clamp (42). One end of the upper clamp (41) and the lower clamp (42) are in contact with the protective component (3). The upper clamp (41) and the lower clamp (42) are connected by a plurality of fasteners.

10. A jaw crusher, characterized in that, Includes the elbow plate assembly according to any one of claims 1-9.

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