Detachable centrifugal machine screen basket

Abstract

The utility model discloses a detachable centrifugal machine screen basket in the technical field of centrifugal machine screen baskets, which comprises a machine base, an assembly clamp is assembled at the top end of the machine base, an annular flange plate is clamped in the assembly clamp, and a screen basket net is assembled at the top end of the annular flange plate; clamping plates are installed at the two ends of an opening of the assembling clamp, threaded holes are formed in the side walls of the clamping plates, and bolt bodies are in threaded connection with the interiors of the threaded holes; a circular groove is formed in the side wall of the bolt body, and a bolt rod is installed in the circular groove. The bolt rod is screwed in the threaded hole, and the outer wall, located on the outer wall of the clamping plate, of the bolt rod is screwed with a fastening nut; according to the detachable centrifugal machine screen basket, the screen basket body and the screen basket body are matched and fastened through the limiting blocks and the limiting grooves, namely, the assembling clamps can be fastened, so that the machine base and the annular flange plate are assembled, the annular flange plate can be well installed on the machine base, and therefore the screen basket body is more convenient to install; and the operation is more time-saving and labor-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to centrifuge screen basket technical field, concretely is a detachable centrifuge screen basket. BACKGROUND

[0002] The centrifuge is in the role of coal preparation plant is for clean coal, medium coal dewatering, and the screen basket is the key component of centrifuge dewatering equipment, and the screen basket is mainly applied to centrifuge dewatering, and is widely used in coal, chemical industry, metallurgy and other industries, and when the material passes through the passage of bell-shaped cover, because its speed is fast, centrifugal force is big, therefore, the relative sliding speed with the screen basket is also fast, makes the rib plate of bell-shaped cover screen basket and so on serious abrasion, thereby needing to regularly dismount and replace and maintain the screen basket,

[0003] But the existing centrifuge screen basket when dismounting and installing, the flange on the screen basket needs to be connected with the base through multiple bolts, in the screen basket installation and dismounting process, needs to twist multiple bolts, and it is time -consuming and labor -saving to operate, leads to the centrifuge screen basket to change or maintain when dismounting and assembling is very troublesome, therefore needs to improve the prior art. UTILITY MODEL CONTENTS

[0004] The utility model discloses a detachable centrifuge screen basket to solve the existing centrifuge screen basket when dismounting and installing, the flange on the screen basket needs to be connected with the base through multiple bolts, in the screen basket installation and dismounting process, needs to twist multiple bolts, and it is time -consuming and labor -saving to operate, leads to the centrifuge screen basket to change or maintain when dismounting and assembling is very troublesome problem raised in the background art.

[0005] To realize above -mentioned purpose, the utility model provides following technical scheme: a detachable centrifuge screen basket, including the base, the top of base is equipped with the assembly clamp, the inside of assembly clamp is connected with the ring flange, the top of ring flange is equipped with the screen basket net;

[0006] The opening of assembly clamp is installed with the clamping plate at both ends, the side wall of clamping plate is provided with the threaded hole, the inside of threaded hole is screwed with the bolt body;

[0007] The side wall of bolt body is provided with the circular groove, and the circular groove is internally provided with a bolt rod.

[0008] The bolt rod is screwed in the threaded hole, and a fastening nut is screwed on the outer wall of the bolt rod outside the clamping plate.

[0009] The outer wall of the ring flange is provided with a limiting block, the inner wall of the assembly clamp is provided with a limiting groove, the limiting groove and the limiting block are one-to-one corresponding, and the limiting block is installed in the limiting groove.

[0010] As a kind of gas phase liquid nitrogen tank with protective structure of the utility model preferably, the bottom end of bolt rod is provided with anti-drop groove, anti-drop screw is inserted in the inside of anti-drop groove, and reverse external thread matched with anti-drop screw is arranged on the inner wall of anti-drop groove.

[0011] As a kind of gas phase liquid nitrogen tank with protective structure of the utility model preferably, the bottom end of bolt rod is provided with anti-drop groove, anti-drop screw is inserted in the inside of anti-drop groove, and reverse external thread matched with anti-drop screw is arranged on the inner wall of anti-drop groove.

[0012] As a kind of gas phase liquid nitrogen tank with protective structure of the utility model preferably, the bottom end of bolt rod is provided with anti-drop groove, anti-drop screw is inserted in the inside of anti-drop groove, and reverse external thread matched with anti-drop screw is arranged on the inner wall of anti-drop groove.

[0013] As a kind of gas phase liquid nitrogen tank with protective structure of the utility model preferably, the bottom end of bolt rod is provided with anti-drop groove, anti-drop screw is inserted in the inside of anti-drop groove, and reverse external thread matched with anti-drop screw is arranged on the inner wall of anti-drop groove.

[0014] As a kind of gas phase liquid nitrogen tank with protective structure of the utility model preferably, the bottom end of bolt rod is provided with anti-drop groove, anti-drop screw is inserted in the inside of anti-drop groove, and reverse external thread matched with anti-drop screw is arranged on the inner wall of anti-drop groove.

[0015] Compared with the prior art, the utility model has the advantages that the detachable centrifuge screen basket is reasonable in structure design;

[0016] The machine base and the annular flange plate are connected through the assembly clamp, only a single bolt body needs to be arranged on the assembly clamp, and the assembly clamp is fastened through the cooperation of the limiting block and the limiting groove between the two, so that the machine base and the annular flange plate are assembled, the annular flange plate can be well installed on the machine base, and the screen basket is more convenient to install and saves time and effort in operation. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is an assembly clamp schematic view of the utility model;

[0019] Figure 3 It is a bolt body schematic view of the utility model;

[0020] Figure 4 It is a bolt rod top view of the utility model.

[0021] In the figure: 1, base; 2, annular flange plate; 3, sieve basket net; 4, annular plate; 5, assembly clamp; 6, limiting groove; 7, limiting block; 8, clamping plate; 9, threaded hole; 10, bolt body; 101, bolt rod; 102, annular rubber sheet; 103, circular groove; 104, annular pressing sheet; 105, extrusion sheet; 106, fixing ring; 107, spring; 108, fastening nut; 11, reverse external thread; 12, anti-dropping screw; 13, slotted; 14, anti-dropping groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0024] In the technical scheme, a detachable centrifuge sieve basket comprises a base 1, the top end of the base 1 is provided with an assembly clamp 5, the inside of the assembly clamp 5 is clamped with an annular flange plate 2, and the top end of the annular flange plate 2 is provided with a sieve basket net 3; the two ends of the opening of the assembly clamp 5 are both provided with a clamping plate 8, the side wall of the clamping plate 8 is provided with a threaded hole 9, and the inside of the threaded hole 9 is screwed with a bolt body 10; the side wall of the bolt body 10 is provided with a circular groove 103, and the inside of the circular groove 103 is installed with a bolt rod 101; the bolt rod 101 is screwed in the threaded hole 9, and the outer wall of the bolt rod 101 is screwed with a fastening nut 108 outside the outer wall of the clamping plate 8; the outer wall of the annular flange plate 2 is installed with a limiting block 7 around, the inner wall of the assembly clamp 5 is provided with a limiting groove 6 around, the positions of the limiting groove 6 and the limiting block 7 are one-to-one corresponding, the limiting block 7 is installed in the limiting groove 6, and the top end of the sieve basket net 3 is provided with an annular plate 4.

[0025] In the technical scheme, the base 1 and the annular flange plate 2 are connected and fixed through the assembly clamp 5, the assembly clamp 5 can be fastened at the top end of the base 1, the two clamping plates 8 are relatively moved, so that the opening of the assembly clamp 5 is fastened, the annular flange plate 2 is fixed in the assembly clamp 5, the bolt rod 101 in the bolt body 10 is screwed with the threaded hole 9, the two clamping plates 8 are fastened, and through the threaded cooperation of the fastening nut 108 and the bolt rod 101, the two clamping plates 8 can be tightly clamped, when the annular flange plate 2 is installed in the assembly clamp 5, the limiting block 7 can be installed in the limiting groove 6, and double fastening is realized.

[0026] In some technical solutions, the bottom end of the bolt rod 101 is provided with a anti-loosing groove 14, the anti-loosing groove 14 is inserted with an anti-loosing screw 12, and the inner wall of the anti-loosing groove 14 is provided with a groove 13.

[0027] In this technical solution, the anti-loosing screw 12 is an expansion bolt, which can be screwed into the anti-loosing groove 14 after the fastening nut 108 is screwed into the bolt rod 101 and fastened, and the bottom of the bolt rod 101 divided into four petals by the groove 13 is expanded to prevent the fastening nut 108 from falling off.

[0028] In some technical solutions, the inner wall of the anti-loosing groove 14 is provided with a reverse external thread 11 matched with the anti-loosing screw 12.

[0029] In this technical solution, the anti-loosing screw 12 is screwed into the anti-loosing groove 14 by thread cooperation.

[0030] In some technical solutions, the outer upper end of the bolt rod 101 is fixedly installed with a fixed ring 106, the circumferential surface of the bolt rod 101 is sleeved with an annular pressing piece 104, a spring 107 and an annular rubber piece 102, the lower end edge of the annular pressing piece 104 is fixedly installed with a pressing piece 105, the annular pressing piece 104 is located on the upper side of the fixed ring 106, the spring 107 is located on the upper side of the annular pressing piece 104, and the annular rubber piece 102 is located on the lower side of the fixed ring 106.

[0031] In this technical solution, during the fastening process, the annular rubber piece 102 slides upward due to the effect of the threaded hole 9, and with further screwing, the annular rubber piece 102 contacts the fixed ring 106, the annular rubber piece 102 deforms due to the effect of the fixed ring 106, the threaded hole 9 is sealed, the spring 107 is located on the upper side of the annular pressing piece 1010, the annular pressing piece 1010 is pressed downward due to the effect of the spring 107, the pressing block is pressed downward due to the effect of the annular pressing piece 1010, the edge of the annular rubber piece 102 is further pressed by the pressing block, thereby improving the sealing effect.

[0032] Working principle: in use, first, the annular flange plate 2 is installed into the assembly clamp 5, the limiting block 7 is installed into the limiting groove 6, the annular flange plate 2 can be accurately installed, then the bolt rod 101 in the bolt main body 10 is screwed into the threaded hole 9 between the two clamping plates 8, with the rotation of the bolt rod 101, the two clamping plates 8 can be adhered, then the fastening nut 108 is screwed on the outer wall of the bolt rod 101 and screwed to the circular concave groove 103, so that the two clamping plates 8 are tightly adhered, finally the anti-loosing screw 11 is screwed into the anti-loosing groove 14.

[0033] It is to be noted that, in the present text, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] Although the present application has been described with reference to the embodiments above, it is possible to make various modifications thereto and to replace components thereof with equivalents without departing from the scope of the present application. In particular, each feature disclosed in the embodiments of the present application can be used in combination with any other feature disclosed in the embodiments of the present application, provided that there is no structural conflict. The combinations of features are not exhaustively described in the present specification only for the sake of brevity and resource saving. Therefore, the present application is not limited to the specific embodiments disclosed herein but encompasses all technical solutions falling within the scope of the claims.

Claims

1. A detachable centrifuge screen basket comprising a housing (1), characterized in that: The top end of the machine base (1) is equipped with an assembly clamp (5), the inside of the assembly clamp (5) is clamped with an annular flange plate (2), the top end of the annular flange plate (2) is equipped with a sieve basket net (3); Both ends of the opening of the assembly clamp (5) are provided with clamping plates (8), the side wall of the clamping plate (8) is provided with a threaded hole (9), the inside of the threaded hole (9) is screwed with a bolt body (10); The side wall of the bolt body (10) is provided with a circular groove (103), and the inside of the circular groove (103) is provided with a bolt rod (101); The bolt rod (101) is screwed in the threaded hole (9), and the outer wall of the bolt rod (101) is screwed with a fastening nut (108) on the outer wall of the clamping plate (8); The outer wall of the annular flange plate (2) is provided with a limiting block (7), the inner wall of the assembly clamp (5) is provided with a limiting groove (6), the limiting groove (6) and the limiting block (7) are one-to-one corresponding, and the limiting block (7) is installed in the limiting groove (6).

2. A demountable centrifuge screen basket according to claim 1, wherein, The bottom end of the bolt rod (101) is provided with an anti-drop groove (14), the inside of the anti-drop groove (14) is inserted with an anti-drop screw rod (12), and the inner wall of the anti-drop groove (14) is provided with a slot (13) around.

3. A demountable centrifuge screen basket according to claim 2, wherein, The inner wall of the anti-drop groove (14) is provided with a reverse external thread (11) matched with the anti-drop screw rod (12).

4. A demountable centrifuge screen basket according to claim 1, wherein, The outer upper end of the bolt rod (101) is fixedly provided with a fixed ring (106), the circumferential surface of the bolt rod (101) is sleeved with an annular pressing piece (104), a spring (107) and an annular rubber sheet (102), and the lower end edge of the annular pressing piece (104) is fixedly provided with an extrusion piece (105).

5. A demountable centrifuge screen basket according to claim 4, wherein, The annular pressing piece (104) is located on the upper side of the fixed ring (106), the spring (107) is located on the upper side of the annular pressing piece (104), and the annular rubber sheet (102) is located on the lower side of the fixed ring (106).

6. A demountable centrifuge screen basket according to claim 1 wherein, The top end of the sieve basket net (3) is equipped with an annular plate (4).

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