CN211171440U

CN211171440U - A supply thick liquid pipeline buffer structure for production of plant fiber tableware

Info

Publication number: CN211171440U
Application number: CN201922299847.5U
Authority: CN
Inventors: 肖远飞; 刘醇晟; 赵伟
Original assignee: Guangxi Forspai Environmental Protection Technology Co ltd
Current assignee: Guangxi Forspai Environmental Protection Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-04
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a plant fibre tableware processing field specifically discloses a supply thick liquid pipeline buffer structure for plant fibre tableware production, including storing up the thick liquid jar, join in marriage the thick liquid groove, store up the thick liquid pipeline, supply thick liquid pipeline and buffering pipeline, it advances the thick liquid mouth to store up to be provided with on the thick liquid jar, go out thick liquid mouth and slurry return mouth, advance thick liquid mouth and store up thick liquid pipeline intercommunication, the one end intercommunication slurry outlet that supplies the thick liquid pipeline, the other end with join in marriage the thick liquid groove intercommunication, and supply the thick liquid pipeline on the road along the flow direction of thick liquids and set gradually first pump body and control valve, the one end of buffering pipeline is connected on supplying the thick liquid pipeline, the other end and slurry return mouth intercommunication, the buffering pipeline is provided with first pressure detection meter with the junction that supplies the thick liquid pipeline, be provided with the first governing valve of being connected with first pressure detection meter on the. The utility model discloses a supply thick liquid pipeline buffer structure for production of plant fiber tableware can reduce the damage to supplying thick liquid pipeline and the pump body, improves the life who supplies thick liquid pipeline and the pump body.

Description

A supply thick liquid pipeline buffer structure for production of plant fiber tableware

Technical Field

The utility model relates to an environmental protection tableware processing field especially relates to a supply thick liquid pipeline buffer structure for production of plant fiber tableware.

Background

At present, a lot of enterprises research on the preparation of degradable tableware from wheat straws, rice straws, corncobs, wheat bran, rice bran, bagasse and other materials, the tableware needs to be smashed into pulp by a beater in the preparation process, the pulp is conveyed to a pulp storage tank for storage, and when the pulp needs to be used, the pulp is conveyed to a pulp mixing tank through a pulp supply pipeline for mixing. Supply to be provided with the pump body on the thick liquid pipeline usually and be used for the transport of thick liquids, thick liquids often need to open or close the valve body that supplies on the thick liquid pipeline in transportation process to the break-make of thick liquid pipeline is supplied in the short time control, still need open or close the pump body simultaneously, and when the valve body was closed, the inside water pressure of pipeline increases suddenly, causes the damage to pipeline and pump body easily, and the pump body is regular to be opened and is closed simultaneously, also can influence the life of the pump body.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a supply thick liquid pipeline buffer structure for production of plant fiber tableware, can reduce the damage to supplying thick liquid pipeline and the pump body, improve the life who supplies thick liquid pipeline and the pump body.

In order to realize the purpose, the utility model discloses a technical scheme be: a pulp supply pipeline buffer structure for plant fiber tableware production comprises a pulp storage tank, a pulp distribution groove, a pulp storage pipeline, a pulp supply pipeline and a buffer pipeline, wherein the pulp storage tank is provided with a pulp inlet, a pulp outlet and a pulp return port which are communicated with a pulp storage cavity inside the pulp storage tank, the pulp inlet is communicated with the pulp storage pipeline, one end of the pulp supply pipeline is communicated with the pulp outlet, the other end of the pulp supply pipeline is communicated with the pulp distribution groove, and the pulp supply pipeline is sequentially provided with a first pump body and a control valve along the flowing direction of pulp, one end of the buffer pipeline is connected to the pulp supply pipeline between the control valve and the first pump body, the other end of the buffer pipeline is communicated with the pulp return port, the joint of the buffer pipeline and the pulp supply pipeline is provided with a first pressure detector, the buffer pipeline is provided with a first regulating valve connected with the first pressure detector, and the first pressure detector controls the opening and closing of the first regulating valve by detecting the size of water pressure in the pulp supply pipeline.

Preferably, be provided with in the mud storage tank and be used for carrying out the stirring rake that stirs to thick liquids, the stirring rake passes through the axis of rotation and is connected with the motor transmission that sets up in the mud storage tank outside.

Preferably, the slurry storage tank is communicated with a water supply pipeline, and the water supply pipeline is used for supplying water into the slurry storage tank so as to dilute the stored slurry.

Preferably, a flow rate detector and a second regulating valve are sequentially arranged on the water supply pipeline along the flow direction of water flow, and the flow rate detector controls the opening degree of the second regulating valve by detecting the water flow rate in the water supply pipeline.

Preferably, still include the regulating line, the one end and the supply channel intercommunication of regulating line, the other end and supply thick liquid pipeline intercommunication, be provided with the third governing valve on the regulating line, supply to be provided with the concentration detection meter that is used for detecting thick liquids concentration on the thick liquid pipeline, the concentration detection meter is connected with the third governing valve to through the aperture of the thick liquids concentration size control third governing valve that detects.

Preferably, the side part of the first pump body is connected in parallel with a standby pipeline, and the standby pipeline is provided with a second pump body.

Preferably, the outlet ends of the first pump body and the second pump body are both connected with a one-way valve and a hand valve.

Preferably, a second pressure detector is arranged on the slurry supply pipeline and controls the output power of the first pump body or the second pump body by detecting the water pressure in the slurry supply pipeline.

Preferably, the bottom of the slurry storage tank is communicated with a first sewage discharge pipeline.

Preferably, the slurry supply pipeline is communicated with a second sewage discharge pipeline.

The beneficial effects are that: compared with the prior art, the utility model discloses a supply thick liquid pipeline buffer structure for production of plant fiber tableware is in the transportation process who carries out thick liquids, can be through closing the control valve, make thick liquids stop to carrying in joining in marriage the dressing trough, simultaneously owing to supply the thick liquid pipeline to close, make and supply thick liquid pipeline internal pressure increase, first pressure detection meter detects that pressure exceeds the automatic opening of the first governing valve of control behind the setting value, thereby make and supply thick liquids in the thick liquid pipeline to flow back to storing up the thick liquid jar in through the buffer pipeline, the water pressure that produces when supplying the thick liquid pipeline to close has been reduced, thereby the harm to supplying thick liquid pipeline and first pump body has been reduced, first pump body and supply thick liquid pipeline life have been improved, and need not to close first pump body, thereby the number of times of opening and closing of the first pump body has been reduced, further improvement the life of the first pump body.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic view of a buffering structure of a slurry supply pipeline of the present invention;

fig. 2 is an enlarged schematic view of a point a in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, 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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and fig. 2, a pulp supply pipeline buffer structure for plant fiber tableware production comprises a pulp storage tank 1, a pulp distribution tank 2, a pulp storage pipeline 3, a pulp supply pipeline 4 and a buffer pipeline 5, wherein a pulp storage chamber for storing pulp is arranged inside the pulp storage tank 1, the pulp storage tank 1 is provided with a pulp inlet, a pulp outlet and a pulp return port which are communicated with the pulp storage chamber, the pulp inlet is communicated with the pulp storage pipeline 3, one end of the pulp supply pipeline 4 is communicated with the pulp outlet, the other end is communicated with the pulp distribution tank 2, a first pump body 9 and a control valve 10 are sequentially arranged on the pulp supply pipeline 4 along the flow direction of pulp, one end of the buffer pipeline 5 is connected on the pulp supply pipeline 4 between the control valve 10 and the first pump body 9, the other end is communicated with the pulp return port, a first pressure detector 11 is arranged at the connection part of the buffer pipeline 5 and the pulp supply pipeline 4, a first regulating valve 12 connected with the first pressure detector 11 is arranged on the buffer pipeline, the first pressure detector 11 detects the water pressure in the slurry supply pipeline 4 to control the opening and closing of the first regulating valve 12.

The method comprises the following steps that slurry made in a pulping machine is conveyed to a slurry storage tank 1 through a slurry storage pipeline 3 to be stored, when the slurry needs to be used for production and processing, a control valve 10 is opened, the slurry in the slurry storage tank 1 is conveyed to a slurry preparation tank 2 through a slurry supply pipeline 4 to be prepared and used, and at the moment, because the water pressure in the slurry supply pipeline 4 detected by a first pressure detector 11 does not exceed a set value, a first regulating valve 12 is controlled to be in a closed state; when slurry is not required to be conveyed into the slurry distribution groove 2, the slurry supply pipeline 4 is closed by closing the control valve 10, the slurry stops being conveyed into the slurry distribution groove 2, the slurry supply pipeline 4 is closed, the pressure in the slurry supply pipeline 4 is increased, the pressure value detected by the first pressure detector 11 is larger than a set value, the first regulating valve 12 is controlled to be automatically opened, the slurry in the slurry supply pipeline 4 can flow back to the slurry storage tank 1 through the buffer pipeline 5, the water pressure generated when the slurry supply pipeline is closed is reduced, the damage to the slurry supply pipeline 4 and the first pump body 9 is reduced, the service lives of the first pump body 9 and the slurry supply pipeline 4 are prolonged, the first pump body 9 does not need to be closed, the opening and closing times of the first pump body 9 are reduced, and the service life of the first pump body 9 is further prolonged.

In a preferred embodiment, a stirring paddle 13 for stirring the slurry can be arranged in the slurry storage tank 1, the stirring paddle 13 is in transmission connection with a motor 15 arranged outside the slurry storage tank 1 through a rotating shaft 14, specifically, the rotating shaft 14 horizontally penetrates into the slurry storage tank 1 from the side part thereof and is in rotatable sealing fit with the slurry storage tank 1, one end of the rotating shaft is arranged in the slurry storage tank 1 and is fixedly connected with the stirring paddle 13, and the other end of the rotating shaft is arranged outside the slurry storage tank 1 and is in transmission connection with a main shaft of the motor 15, so that the rotation of the stirring paddle 13 can be controlled by the motor 15, and the slurry in the slurry storage tank 1 is stirred.

In another preferred embodiment, the slurry storage tank 1 may be communicated with a water supply pipeline 16, the water supply pipeline 16 is used for supplying water into the slurry storage tank 1 to dilute the stored slurry, and the slurry is delivered to the slurry preparation tank 2 to be prepared into a required concentration and then is mixed with other medicaments, guide pipes are arranged between the water supply pipeline 16 and the buffer pipeline 5 and the communication position of the slurry storage tank 1, and the guide pipes are inclined towards the inner wall of the slurry storage tank 1, so that the slurry is contacted with the inner wall of the slurry storage tank 1 when being delivered to the slurry storage tank 1, and the slurry splashing phenomenon is reduced.

Further, a flow detection meter 17 and a second regulating valve 18 can be sequentially arranged on the water supply pipeline 16 along the flow direction of water flow, the flow detection meter 17 detects the water flow in the water supply pipeline 16 to control the opening degree of the second regulating valve 18, when the flow detection meter 17 detects that the water flow in the pipeline is large, the second regulating valve 18 can be controlled to reduce the conduction caliber of the water supply pipeline 16, so that the water supply amount in the pulp storage tank 1 cannot exceed a set value, and the concentration of pulp cannot be too low.

Furthermore, the device can further comprise an adjusting pipeline 19, one end of the adjusting pipeline 19 is communicated with the water supply pipeline 16, the other end of the adjusting pipeline is communicated with the slurry supply pipeline 4, a third adjusting valve 20 is arranged on the adjusting pipeline 19, a concentration detector 21 for detecting the concentration of the slurry is arranged on the slurry supply pipeline 4, the concentration detector 21 is connected with the third adjusting valve 20, the opening degree of the third adjusting valve 20 is controlled by the detected concentration of the slurry, when the concentration detector 21 detects that the concentration of the slurry conveyed from the slurry storage tank 1 is high, the third regulating valve 20 is automatically controlled to be opened, so that water is supplied into the slurry supply pipeline 4 through the regulating pipeline 19, the slurry is further diluted to finely adjust the concentration of the slurry, and the higher the concentration detected by the concentration detector 21 is, the larger the opening degree of the third regulating valve 20 is controlled to increase the amount of water supplied to the slurry supply line 4.

In a more preferred embodiment, a spare pipeline 22 may be connected in parallel to a side portion of the first pump body 9, and a second pump body 23 is installed on the spare pipeline 22, so that when the first pump body 9 fails, the spare pipeline 22 can be used to provide power for delivering slurry through the second pump body 23, thereby ensuring normal production.

Specifically, the exit end of the first pump body 9 and the second pump body 23 can all be connected with check valve 24 and hand valve 25, through being provided with check valve 24, when can preventing that control valve 10 from closing, the thick liquid flows back to in the first pump body 9 and the second pump body 23, thereby very big reduction to the influence of the first pump body 9 and the second pump body 23, through setting up hand valve 25, the regulation and control of the pipeline of being convenient for, when first pump body 9 normally works, open the hand valve 25 that supplies on thick liquid pipeline 4, close the hand valve 25 on the reserve pipeline 22, when first pump body 9 breaks down, close the hand valve 25 that supplies on thick liquid pipeline 4, open the hand valve 25 on the reserve pipeline 22, for the installation of the first pump body 9 of convenience, the first pump body 9 can be connected with supplying thick liquid pipeline 4 through the reducing joint, the second pump body 23 also can be connected with reserve pipeline 22 through the reducing joint.

Further, a second pressure detector 26 can be arranged on the slurry supply pipeline 4, the second pressure detector 26 detects the water pressure in the slurry supply pipeline 4 to control the output power of the first pump 9 and the second pump 23, the second pressure detector 26 is arranged on the slurry supply pipeline 4 between the standby pipeline 22 and the buffer pipeline 5, when the slurry supply pipeline 4 is closed through the control valve 10, the second pressure detector 26 detects that the pressure in the pipeline exceeds a set value, so that the first pump 9 or the second pump 23 is controlled to reduce the output power, the delivery of slurry is reduced, meanwhile, the electric energy consumed by the first pump 9 or the second pump 23 is saved, and the production cost is reduced.

Further, the bottom of pulp storage tank 1 can communicate with first sewage pipes 27, and through first sewage pipes 27, the washing waste liquid in pulp storage tank 1 is convenient to discharge, so that the inside of pulp storage tank 1 is convenient to wash.

Further, supply to have second sewage pipes 28 on the thick liquid pipeline 4 to communicate, through second sewage pipes 28, be convenient for supply the discharge of the inside washing waste liquid of thick liquid pipeline to the convenience is washd supplying thick liquid pipeline.

More preferably, can be provided with the level detection meter in the thick liquid storage tank 1, can carry out real-time detection to the thick liquids capacity in the thick liquid storage tank 1 through the level detection meter, can also be provided with the fourth governing valve of being connected with the level detection meter on storing up thick liquid pipeline 3 simultaneously, when the liquid level that detects is less than the setting value, the level detection meter automatic control fourth governing valve is opened to realize the automatic control to the fourth governing valve through the level detection meter.

In the above technical solution, the opening degree is the opening degree of the valve body, and the opening and closing of the regulating valve and the opening degree are controlled by the detecting meter through the existing control structure, so that redundant description is not repeated.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. A pulp supply pipeline buffering structure for plant fiber tableware production is characterized by comprising a pulp storage tank (1), a pulp distribution groove (2), a pulp storage pipeline (3), a pulp supply pipeline (4) and a buffering pipeline (5), wherein a pulp inlet, a pulp outlet and a pulp return port which are communicated with a pulp storage chamber inside the pulp storage tank (1) are arranged on the pulp storage tank (1), the pulp inlet is communicated with the pulp storage pipeline (3), one end of the pulp supply pipeline (4) is communicated with the pulp outlet, the other end of the pulp supply pipeline is communicated with the pulp distribution groove (2), a first pump body (9) and a control valve (10) are sequentially arranged on the pulp supply pipeline (4) along the flow direction of pulp, one end of the buffering pipeline (5) is connected to the pulp supply pipeline (4) between the control valve (10) and the first pump body (9), the other end of the buffering pipeline is communicated with the pulp return port, a first pressure detector (11) is arranged at the connection position of the buffering pipeline (5) and the pulp supply pipeline (4), the buffer pipeline is provided with a first regulating valve (12) connected with a first pressure detector (11), and the first pressure detector (11) controls the opening and closing of the first regulating valve (12) by detecting the water pressure in the pulp supply pipeline (4).

2. The pulp supply pipeline buffering structure for vegetable fiber tableware production according to claim 1, characterized in that a stirring paddle (13) for stirring pulp is arranged in the pulp storage tank (1), and the stirring paddle (13) is in transmission connection with a motor (15) arranged outside the pulp storage tank (1) through a rotating shaft (14).

3. A pulp supply line buffering structure for vegetable fibre tableware production according to claim 2, characterized in that the pulp storage tank (1) is connected with a water supply line (16), and the water supply line (16) is used for supplying water into the pulp storage tank (1) to dilute the stored pulp.

4. The pulp supply pipeline buffering structure for vegetable fiber tableware production according to claim 3, wherein the water supply pipeline (16) is provided with a flow rate detector (17) and a second regulating valve (18) in sequence along the flow direction of water flow, and the flow rate detector (17) controls the opening degree of the second regulating valve (18) by detecting the water flow rate in the water supply pipeline (16).

5. The pulp supply pipeline buffering structure for plant fiber tableware production according to claim 4, further comprising an adjusting pipeline (19), wherein one end of the adjusting pipeline (19) is communicated with the water supply pipeline (16), the other end of the adjusting pipeline is communicated with the pulp supply pipeline (4), a third adjusting valve (20) is arranged on the adjusting pipeline (19), a concentration detector (21) for detecting the concentration of the pulp is arranged on the pulp supply pipeline (4), the concentration detector (21) is connected with the third adjusting valve (20), and the opening degree of the third adjusting valve (20) is controlled according to the detected pulp concentration.

6. A pulp supply line buffer structure for vegetable fibre tableware production according to claim 1, characterized in that the side of the first pump body (9) is connected in parallel with a spare line (22), and the spare line (22) is provided with a second pump body (23).

7. A pulp supply pipeline buffering structure for plant fiber tableware production according to claim 6, characterized in that the outlet ends of the first pump body (9) and the second pump body (23) are connected with a one-way valve (24) and a hand valve (25).

8. A pulp supply pipeline buffering structure for plant fiber tableware production according to claim 6, characterized in that the pulp supply pipeline (4) is provided with a second pressure detector (26), and the second pressure detector (26) controls the output power of the first pump body (9) or the second pump body (23) by detecting the water pressure in the pulp supply pipeline (4).

9. A pulp supply pipe buffering structure for vegetable fibre tableware production according to claim 1, characterized in that the bottom of the pulp storage tank (1) is communicated with a first sewage draining pipe (27).

10. A pulp supply pipe buffering structure for vegetable fibre tableware production according to claim 1, characterized in that the pulp supply pipe (4) is communicated with a second sewage draining pipe (28).