阅读说明：本技术 平板式沉降离心机的手动抽液装置 (Manual liquid pumping device of flat plate type sedimentation centrifuge ) 是由 金波 彭涛 于 2019-11-19 设计创作，主要内容包括：本发明给出了一种平板式沉降离心机的手动抽液装置；包括取液管、支座和螺母,支座内开有贯穿其前后两侧的内孔,取液管贯穿支座且经过支座的内孔,取液管相对支座可往复移动,取液管侧壁上开有螺纹,螺母与取液管之间螺纹配合,取液管的前端伸出支座前侧且向下设有折弯,取液管的前端对准平板式沉降离心机的转鼓内壁上部,取液管的前端设有取液口；处于支座内孔中的取液管侧壁固定连接有导向键,支座的内孔壁上开有与导向键配合的导向槽。本发明的有益技术效果为：结构合理、吸入口可以根据离心作业的不同阶段调整位置,满足正常使用时不影响平板式沉降离心机的离心作业,又能满足离心作业后的抽液作业需要。(The invention provides a manual liquid pumping device of a flat plate type sedimentation centrifuge; the device comprises a liquid taking pipe, a support and a nut, wherein inner holes penetrating through the front side and the rear side of the support are formed in the support, the liquid taking pipe penetrates through the support and passes through the inner holes of the support, the liquid taking pipe can move in a reciprocating mode relative to the support, threads are formed in the side wall of the liquid taking pipe, the nut is in threaded fit with the liquid taking pipe, the front end of the liquid taking pipe extends out of the front side of the support and is bent downwards, the front end of the liquid taking pipe is aligned to the upper portion of the inner wall of a rotary drum of the flat plate; the side wall of the liquid taking pipe in the inner hole of the support is fixedly connected with a guide key, and the inner hole wall of the support is provided with a guide groove matched with the guide key. The beneficial technical effects of the invention are as follows: the structure is reasonable, the position of the suction inlet can be adjusted according to different stages of centrifugal operation, the centrifugal operation of the flat plate sedimentation centrifuge is not influenced during normal use, and the liquid pumping operation requirement after the centrifugal operation can be met.)

1. A manual liquid pumping device of a flat plate type sedimentation centrifuge is characterized in that:

the device comprises a liquid taking pipe, a support and a nut, wherein inner holes penetrating through the front side and the rear side of the support are formed in the support, the liquid taking pipe penetrates through the support and passes through the inner holes of the support, the liquid taking pipe can move in a reciprocating mode relative to the support, threads are formed in the side wall of the liquid taking pipe, the nut is in threaded fit with the liquid taking pipe, the front end of the liquid taking pipe extends out of the front side of the support and is bent downwards, the front end of the liquid taking pipe is aligned to the upper portion of the inner wall of a rotary drum of the flat plate;

the side wall of the liquid taking pipe in the inner hole of the support is fixedly connected with a guide key, the length direction of the guide key is consistent with the axial direction of the nut, and the inner hole wall of the support is provided with a guide groove matched with the guide key.

2. The manual pumping apparatus of a plate decanter centrifuge of claim 1, further comprising:

and the side wall of the nut is fixedly connected with a hand wheel, and the hand wheel extends out of the outer side of the support.

3. The manual pumping apparatus of a plate decanter centrifuge of claim 1, further comprising:

get the liquid pipe including being responsible for the body, get liquid body and coupling, it runs through the support and through the hole of support to be responsible for the body, it has the screw thread with nut complex to be responsible for to open on the body side wall, be responsible for body middle part lateral wall fixedly connected with guide key, be responsible for body front end and get the back tip fixed connection of liquid body, the front end of getting the liquid body is equipped with downwards and bends, the front end of getting the liquid body aims at flat sedimentation centrifuge's rotary drum inner wall upper portion, the tip of getting the liquid body of keeping away from being responsible for body one side is equipped with gets the liquid mouth, coupling and be responsible for body back tip fixed.

4. The manual pumping apparatus of a plate decanter centrifuge of claim 3, further comprising:

the end part of the liquid taking pipe body far away from one side of the main pipe body is sealed, and the side wall of the sealing position at the front end of the liquid taking pipe is provided with a liquid taking port.

5. The manual pumping apparatus of a plate decanter centrifuge of claim 1, further comprising:

a plurality of sealing rings are arranged between the support and the liquid taking pipe.

6. The manual pumping apparatus of a plate decanter centrifuge of claim 1, further comprising:

the nut extends into the inner hole of the support, and an oil seal is arranged between the nut and the wall of the inner hole of the support.

Technical Field

The invention relates to a manual liquid pumping device of a flat plate type sedimentation centrifuge.

Background

Since the 60 s of the 20 th century, centrifuges are widely applied to the industries of chemical industry, pharmacy, food, environmental protection and the like. In recent years, with the rapid development of market economy, the demand of high-performance centrifuges is increasing, especially in the traditional Chinese medicine and plant extraction industry. Meanwhile, nowadays when intelligence and environmental protection are advocated, the functional requirements of the market on the centrifuge are more and more diversified, and on the contrary, the demands of the decanter centrifuge are continuously increased, but the occupied share of the decanter centrifuge is lower compared with the whole centrifuge market, and centrifuge manufacturers are reluctant to invest a large amount of resources for research and development of the decanter centrifuge, so that the structure and the functions of the decanter centrifuge are always in a state of no delay for many years, and the decanter centrifuge still adopts a traditional three-foot manual feeding type, has the defects of incomplete functions, high labor intensity, low working efficiency, incapability of closed operation, high maintenance rate, incapability of cleaning residual solid materials in the centrifuge and the like, does not meet the national requirements on food and drug enterprises, and the state has proposed to stop using.

The core function of the sedimentation centrifuge is to realize solid-liquid separation in the rotary drum by utilizing high-speed rotation, the sedimentation centrifuge needs to utilize a liquid pumping device to pump out separated liquid raw materials, but the liquid pumping device of the existing sedimentation centrifuge usually adopts a straight pipe structure, the inlet of the liquid pumping device is fixed, the position cannot be adjusted, and the sedimentation centrifuge cannot adapt to different types of separated raw materials.

Disclosure of Invention

The invention aims to solve the technical problem of providing a manual liquid pumping device of a flat plate type sedimentation centrifuge, which has a reasonable structure and an adjustable suction inlet position.

In order to solve the technical problem, the invention provides a manual liquid pumping device of a flat plate type sedimentation centrifuge;

the device comprises a liquid taking pipe, a support and a nut, wherein inner holes penetrating through the front side and the rear side of the support are formed in the support, the liquid taking pipe penetrates through the support and passes through the inner holes of the support, the liquid taking pipe can move in a reciprocating mode relative to the support, threads are formed in the side wall of the liquid taking pipe, the nut is in threaded fit with the liquid taking pipe, the front end of the liquid taking pipe extends out of the front side of the support and is bent downwards, the front end of the liquid taking pipe is aligned to the upper portion of the inner wall of a rotary drum of the flat plate;

the side wall of the liquid taking pipe in the inner hole of the support is fixedly connected with a guide key, the length direction of the guide key is consistent with the axial direction of the nut, and the inner hole wall of the support is provided with a guide groove matched with the guide key.

After adopting such structure, manual adjusting nut drives whole liquid pipe of getting and moves along the direction key trend reverse, and the liquid mouth of getting of liquid pipe is progressively close to the liquid material of high-speed rotation in the rotary drum to utilize the liquid pipe to take out the liquid material, accomplish after the liquid pumping operation.

The beneficial technical effects of the invention are as follows: the structure is reasonable, the position of the suction inlet (namely the liquid taking port of the liquid taking pipe) can be adjusted according to different stages of centrifugal operation, the centrifugal operation of the flat plate sedimentation centrifuge is not influenced during normal use, and the liquid pumping operation requirement after the centrifugal operation can be met.

For a clearer understanding of the technical contents of the present invention, the manual pumping device of the flat plate decanter centrifuge will be simply referred to as the present pumping device hereinafter.

The side wall of a nut of the liquid pumping device is fixedly connected with a hand wheel, and the hand wheel extends out of the outer side of a support; after adopting such structure, the hand wheel makes things convenient for workman's operation nut, promotes the drawing liquid efficiency.

The liquid taking pipe of the liquid pumping device comprises a main pipe body, a liquid taking pipe body and a pipe joint, wherein the main pipe body penetrates through a support and passes through an inner hole of the support, threads matched with nuts are formed in the side wall of the main pipe body, a guide key is fixedly connected with the side wall of the middle part of the main pipe body, the front end part of the main pipe body is fixedly connected with the rear end part of the liquid taking pipe body, a bend is downwards arranged at the front end of the liquid taking pipe body, the front end of the liquid taking pipe body is aligned to the upper part of the inner wall of a rotary drum of a flat plate sedimentation centrifuge, a liquid taking port is formed in the end part, far; after adopting such structure, the structure of liquid taking pipe is more concrete, more accords with this drawing device's design requirement.

The end part of the liquid taking pipe body of the liquid pumping device, which is far away from one side of the main pipe body, is sealed, and the side wall of the sealing position at the front end of the liquid taking pipe is provided with a liquid taking port; after adopting such structure, get the liquid mouth and set up on getting liquid body lateral wall, can utilize the centrifugal force of liquid when the rotary drum internal rotation of flat sedimentation centrifuge to get liquid body, flow out flat sedimentation centrifuge outside then, need not set up in addition and draw liquid power device. .

A plurality of sealing rings are arranged between the support and the liquid taking pipe of the liquid pumping device; after adopting such structure, the leakproofness of this drawing liquid device can be guaranteed to the sealing washer.

The nut of the liquid pumping device extends into the inner hole of the support, and an oil seal is arranged between the nut and the wall of the inner hole of the support; after adopting such structure, the oil blanket can guarantee this pumping device's leakproofness, prevents that fluid from polluting the raw materials of treating the separation.

Drawings

Fig. 1 is a cross-sectional view of a schematic construction of an embodiment of the present fluid extraction device.

Detailed Description

As shown in fig. 1

The liquid pumping device comprises a liquid taking pipe, a support, a hand wheel 6 and a nut 5.

The support includes pedestal 1 and fixed cover 2, and it has the hole that runs through its front and back terminal surface to open in the pedestal 1, and the pedestal 1 inner wall is opened has the guide way, and fixed cover 2 suit is outside pedestal 1, passes through bolt fixed connection between fixed cover 2 and the pedestal 1.

The liquid taking pipe comprises a main pipe body 31, a liquid taking pipe body 32 and a pipe joint 33, wherein the main pipe body 31 is a long straight pipe, the main pipe body 31 penetrates through a support and passes through an inner hole of the base body 1, the outer side wall of the rear part of the main pipe body 31 is provided with threads matched with the nut 5, the middle part of the outer side wall of the main pipe body 31 is welded with a guide key 31a matched with a guide groove, the direction of the guide key 31a is front-back direction, the front end part of the main pipe body 31 extends out of the front side of the inner hole of the base body 1 and is welded and fixed with the rear end part of the liquid taking pipe body 32, the front end of the liquid taking pipe body 32 is downwards provided with a bend, the front end of the liquid taking pipe body 32 is aligned to the upper part of the inner wall of a rotary drum of the flat plate sedimentation centrifuge, the end part of the liquid taking pipe body 32 far away from one side of the main pipe body 31 is sealed, the side, the main tube 31 is reciprocally movable relative to the support.

The main pipe body 31 front end cover is equipped with spacing collar 34, and spacing collar 34 is equipped with spacing bolt 34a, and spacing bolt 34a runs through spacing collar 34 and supports and lean on the main pipe body 31 lateral wall, and spacing collar 34 follows the main pipe body 31 and removes to spacing collar 34 restriction main pipe body 31 axial direction removes.

The nut 5 is in threaded fit with the main pipe body 31 of the liquid taking pipe, the front end of the nut 5 extends into the inner hole of the base body 1, an oil seal 51 is arranged between the wall of the inner hole of the nut 5 and the inner hole of the base body 1, an oil cup 52 is further arranged between the nut 5 and the inner hole of the base body 1, the rear end of the front end of the nut 5 extends out of the inner hole of the base body 1, a hand wheel 6 is fixedly connected to the side wall of the nut 5, and the hand wheel 6.

During the use, the workman manually rotates hand wheel 6, and hand wheel 6 drives nut 5 and rotates, and main pipe body 31 moves along the trend of guide key 31a back-and-forth movement, drives whole liquid taking pipe and removes, and liquid taking pipe's liquid taking port 32a is gradually close to the liquid material of high-speed rotation in the rotary drum to utilize liquid taking pipe to take away the liquid material, accomplish the liquid extraction operation after, reverse rotation hand wheel 6, liquid taking pipe's liquid taking port 32a removes when far away from the rotary drum, gets back to initial condition again.

The above description is only one embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the principle of the present invention, and these should also be considered as falling within the protection scope of the present invention.