CN218531343U

CN218531343U - Horizontal screw centrifuge's inlet pipe mounting structure

Info

Publication number: CN218531343U
Application number: CN202222448729.8U
Authority: CN
Inventors: 洪亮; 吴斌; 陈麒
Original assignee: Shanghai Centrifuge Institute Co Ltd
Current assignee: Shanghai Centrifuge Institute Co Ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-28
Anticipated expiration: 2032-09-16

Abstract

The utility model relates to a spiral shell centrifuge's for sleeping in inlet pipe mounting structure, it includes: the feeding pipe penetrates through the bearing block, a transition connecting part is arranged between the feeding pipe and the bearing block and comprises a connecting piece, and the connecting piece is fixedly connected with the bearing block; the feeding pipe is fixedly connected with the connecting piece; the feeding pipe is provided with a first matching part, the connecting piece is provided with a second matching part matched with the first matching part, and when the feeding pipe is connected with the connecting piece, the second matching part is matched with the first matching part to form positioning; after adopting above-mentioned structure, its beneficial effect is: the transition connecting part is arranged between the feeding pipe and the bearing seat, and one side of the outer side of the bearing seat is directly and completely wrapped, so that the feeding pipe is more stably connected, and the risk that the horizontal screw centrifuge generates unbalance quantity when rotating at high speed is reduced.

Description

Horizontal screw centrifuge's inlet pipe mounting structure

Technical Field

The utility model belongs to the technical field of centrifuge, specific theory is about a spiral shell centrifuge's for sleeping in inlet pipe mounting structure.

Background

The horizontal screw centrifuge is a device for separating solid-liquid mixed liquid and automatically discharging, and materials are fed into a rotary drum through a feeding pipe and then subjected to subsequent solid-liquid separation under the action of centrifugal force generated by high-speed rotation.

When the equipment normally runs, the spiral and the rotary drum rotate at high speed, conventionally 3000-4000 rpm, the feeding pipe with thin pipe wall is weak relative to other parts, and therefore, the feeding pipe is an important index for ensuring the smoothness of the feeding pipe during the running.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems in the prior art, the utility model provides a horizontal screw centrifuge's inlet pipe mounting structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a feed pipe mounting structure of a decanter centrifuge, comprising: the feeding pipe penetrates through the bearing block, a transition connecting part is arranged between the feeding pipe and the bearing block and comprises a connecting piece, and the connecting piece is fixedly connected with the bearing block; the feeding pipe is fixedly connected with the connecting piece;

the feeding pipe is provided with a first matching part, the connecting piece is provided with a second matching part matched with the first matching part, and when the feeding pipe is connected with the connecting piece, the second matching part is matched with the first matching part to form positioning.

Further, the connecting member is in the shape of a housing.

Furthermore, one end part of the connecting piece is matched with a bearing seat convex part on the bearing seat to form positioning fit.

Further, the end of the feed pipe is formed with a reinforcement.

Further, be formed with the inlet pipe connecting portion that the convenience is connected with the connecting piece on the inlet pipe, pass through second fastener fixed connection between inlet pipe connecting portion and the connecting piece.

Furthermore, the connecting piece is fixedly connected with the bearing seat through a first fastening piece.

Further, the feeding pipe is fixedly connected with the connecting piece through a second fastener.

The utility model discloses a spiral shell centrifuge's for sleeping in inlet pipe mounting structure, its beneficial effect specifically embodies: 1. the transition connecting part is arranged between the feeding pipe and the bearing seat, and one side of the outer side of the bearing seat is directly and completely wrapped, so that the feeding pipe is more stably connected, and the risk of unbalance generated by the horizontal screw centrifuge during high-speed rotation is reduced.

2. The design length of the feed pipe is usually very long, but the fixed position of the feed pipe is usually fixed on the outer side of the bearing seat together with the support, so that slight shaking is easily generated in the operation of the horizontal screw centrifuge, the gravity center position of the whole feed pipe is adjusted by the design, the integral unbalance is reduced under the condition of not reducing the strength of the feed pipe, and the operation stability is improved from the other side surface.

3. The transition connecting part also improves the sealing performance of the shaft seal position at the outer side of the bearing seat, effectively avoids the splashing of oil stains and enables the operating environment to be cleaner; the transitional connecting part also reduces the processing difficulty of the feeding pipe part, so that the overall equipment cost is reduced.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention.

Fig. 1 is a schematic view of the installation structure of the feed pipe of the horizontal decanter centrifuge of the present invention.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

The utility model discloses a spiral shell centrifuge's for sleeping in inlet pipe mounting structure, as shown in figure 1, it includes: a feeding pipe 2 is arranged on the bearing seat 1 in a penetrating way, and the feeding pipe 2 is used for feeding the rotary drum 3; it should be noted that the installation and working principle of the drum of the horizontal decanter centrifuge are the prior art, and are not described in detail; the feeding end of the feeding pipe 2 is far away from one end of the rotary drum 3 and extends to the outer side of the bearing seat 1, so that solid-liquid mixed liquid can be fed conveniently.

In particular, in this embodiment, a transitional connection portion is provided between the feeding pipe 2 and the bearing seat 1, so as to enhance the connection stability of the feeding pipe 2.

Further, in the present embodiment, as shown in fig. 1, the transition connection portion includes a connection member 4, where the connection member 4 is in a housing shape, and one end of the connection member is matched with a bearing seat protrusion 11 on the bearing seat 1 to form a positioning fit; the connecting piece 4 is fixedly connected with the bearing seat 1 through the first fastening piece 5, so that the connecting piece 4 is reliably and stably connected with the bearing seat 1.

Further, in the present embodiment, the end of the feeding pipe 2 is formed with a reinforcing portion 21, and the reinforcing portion 21 is a reinforcing rib for reinforcing the strength of the end of the feeding pipe 2.

Further, in this embodiment, as shown in fig. 1, the feeding pipe 2 is formed with a feeding pipe connecting portion 23 conveniently connected to the connecting member 4, and the feeding pipe connecting portion 23 is fixedly connected to the connecting member 4 through a second fastening member 6, so that the feeding pipe 2, the connecting member 4 and the bearing seat 1 are fastened together, and the stability of the feeding pipe 2 is ensured.

Further, in this embodiment, as shown in fig. 1, a first matching portion 22 is formed on the feeding pipe 2, a second matching portion 41 matched with the first matching portion 22 is formed on the connecting piece 4, when the feeding pipe 2 is connected with the connecting piece 4, the second matching portion 41 is matched with the first matching portion 22 to form a positioning, so as to further enhance the stability of the feeding pipe 2; as an example, the first mating portion 22 is a connection groove, and the second mating portion 41 is a connection protrusion that mates with the connection groove.

In this embodiment, be equipped with transition connecting portion between inlet pipe 2 and the bearing frame 1 to directly wrap one side in the bearing frame 1 outside completely, such design makes the connection of inlet pipe 2 more firm, has reduced the risk that the spiral shell centrifuge that crouches produced the unbalance amount when high-speed rotatory. Similarly, because the feed pipe 2 is usually long in design length, but the fixed position of the feed pipe is usually fixed on the outer side of a bearing seat together with a support, slight shaking is easily generated in the operation of the horizontal screw centrifuge, the gravity center position of the whole feed pipe 2 is adjusted by the design, the integral unbalance is reduced under the condition that the strength of the feed pipe 2 is not reduced, and the running stability is improved from the other side surface; in addition, the transition connecting part also improves the sealing performance of the shaft seal position at the outer side of the bearing seat, effectively avoids the splashing of oil stains and enables the operating environment to be cleaner; the transition connecting part also reduces the processing difficulty of the feeding pipe part, so that the overall equipment cost is reduced.

The horizontal screw centrifuge is a sedimentation device with horizontal screw discharging and continuous operation; the centrifuge has the working principle that a rotary drum and a spiral rotate at the same direction and high speed at a certain differential speed, materials are continuously introduced into a conveying spiral inner cylinder through a feeding pipe, enter the rotary drum after being accelerated, and heavy solid matters are deposited on the wall of the rotary drum to form a slag layer under the action of a centrifugal force field; the conveying screw continuously pushes the deposited solid-phase object to the conical end of the rotary drum and the solid-phase object is discharged out of the machine through a slag discharge port; the lighter liquid phase forms an inner liquid ring, continuously overflows from the rotary drum through an overflow port at the large end of the rotary drum, and is discharged out of the machine through a liquid discharge port; the machine can continuously feed, separate, wash and discharge materials under full-speed operation; is suitable for separating suspension containing solid phase with particle size of more than 0.005mm and concentration of 2-40%; it can be widely used in chemical industry, light industry, pharmacy, food industry, environmental protection industry, etc.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above mentioned is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a horizontal screw centrifuge's inlet pipe mounting structure which characterized in that, it includes: the feeding pipe penetrates through the bearing block, a transition connecting part is arranged between the feeding pipe and the bearing block, the transition connecting part comprises a connecting piece, and the connecting piece is fixedly connected with the bearing block; the feeding pipe is fixedly connected with the connecting piece;

2. A feed tube mounting arrangement for a decanter centrifuge, as claimed in claim 1, wherein said connection member is shell-like.

3. A feed tube mounting arrangement for a decanter centrifuge as claimed in claim 1, wherein an end of said connector engages a bearing seat projection on a bearing seat to form a locating fit.

4. A feed tube mounting arrangement for a decanter centrifuge, as claimed in claim 1, wherein the end of the feed tube is formed with a reinforcement.

5. The feed pipe mounting structure of a decanter centrifuge as recited in claim 1, wherein said feed pipe is formed with a feed pipe connection portion for facilitating connection to a connector, said feed pipe connection portion being fixedly connected to said connector by a second fastener.

6. A feed tube mounting arrangement for a decanter centrifuge, as claimed in claim 1, wherein said connection member is fixedly connected to said bearing housing by a first fastener.

7. A feed tube mounting arrangement for a decanter centrifuge, as claimed in claim 1, wherein said feed tube is fixedly connected to said connecting member by a second fastener.