CN218014469U

CN218014469U - Solution PH detector online cleaning device

Info

Publication number: CN218014469U
Application number: CN202222294214.7U
Authority: CN
Inventors: 王克; 郭宏波
Original assignee: Luoyang Fuyue Industrial Co ltd
Current assignee: Luoyang Fuyue Industrial Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-13
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses an on-line cleaning device for a solution PH detector, which comprises a protective cover; the online cleaning device for the solution PH detector can clean solid substances adhered to the outer surface of the sensor, so that the sensor can work efficiently and accurately, the measuring accuracy is effectively improved, continuous and efficient work can be realized, and the production efficiency of products is improved; the setting of protection casing can play fine protection to the motor about, can avoid it to be corroded, the setting of cover plate has made things convenient for the maintenance of motor, can accomplish the real-time sample of product through the sampling tube, and the setting of mounting panel has made things convenient for the installation of equipment.

Description

Solution PH detector online cleaning device

Technical Field

The utility model relates to a solution PH on-line measuring equipment technical field specifically is a solution PH detector on-line cleaning device, especially can be used for the PH monitoring in the sodium lactate solution production process.

Background

The preparation method of the sodium lactate solution comprises the following steps: food-grade lactic acid is taken as a raw material, and is concentrated and distilled to obtain heat-resistant lactic acid; adding water and sodium hydroxide solution into heat-resistant lactic acid to react until the pH value of the reaction solution is 7.5-8.5; adding activated carbon for adsorption and decoloration treatment, and then standing; then adjusting the pH value of the mixture to 7.8-8.2; and finally, carrying out rough filtration, fine filtration and concentration to obtain a solution of sodium lactate with the mass fraction of 60-75%.

In the process of the preparation of sodium lactate solution, need the PH of multiple measurement solution, the method that has now adopted is at the internally mounted PH sensor of retort, and when the PH sensor is giving static solution measurement PH, the inside suspended particles of sodium lactate solution can cause the precision of PH sensor to descend at the surface of adhesion at the PH sensor, can't effectively measure the pH value of solution.

The PH sensor is after using the completion, perhaps uses a period of time after, needs in time to maintain the washing, and the method that prior art was commonly used is to pull down the PH sensor after, uses cleaning solution to soak it, soaks the completion back, uses high-pressure squirt to wash again, wastes time and energy and inefficiency, influences the preparation of sodium lactate solution.

Disclosure of Invention

The utility model provides a solution PH detector online cleaning device can clear away the adhesion at the solid matter of sensor surface on line for the sensor can high-efficient accurate work, has effectively improved the measuring precision, and need not to dismantle the PH detector in the cleaning process, and the cleaning efficiency is high, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an online cleaning device for a solution PH detector comprises a protective cover; the lower surface middle part of protection casing is equipped with cavity cylindricality pole, and the lower terminal surface of cavity cylindricality pole is equipped with the feed liquor hole, and the inside of cavity cylindricality pole is equipped with efflux pipe, conduit and pipette, the lower terminal surface of pipette communicates with each other with the feed liquor hole, the lateral surface of cavity cylindricality pole is equipped with PH sensor and washing nozzle, installs booster pump, inlet tube and liquid suction pipe on the protection casing, is equipped with the third solenoid valve on the liquid suction pipe, and the inlet of booster pump links to each other with the liquid outlet of inlet tube, and the inlet of inlet tube links to each other with the up end of liquid suction pipe, and the lower terminal surface of liquid suction pipe links to each other with the up end of pipette, and the liquid outlet of booster pump links to each other with the up end of efflux pipe, and the medial surface lower extreme of efflux pipe is equipped with the jet orifice.

The cleaning nozzle comprises an annular flow guide cover, a nozzle is arranged at the lower end of the inner side face of the annular flow guide cover, a liquid outlet of the nozzle is arranged close to the PH sensor, and the jet hole is formed in the upper end of the inner side face of the annular flow guide cover.

Preferably, the upper end of the outer side surface of the hollow cylindrical rod is provided with a mounting plate, and the mounting plate is provided with a mounting hole.

Preferably, the same and all not less than two of quantity of PH sensor and washing mouth, the washing mouth is close to the PH sensor setting in its top, and PH sensor and washing mouth one-to-one set up, are no less than two PH sensor and washing mouth from last down the equipartition in the lateral surface of cavity cylindricality pole.

Preferably, the upper surface of the shield is provided with a cover plate.

Preferably, the bottom of the inner side surface of the jet pipe is connected with a cylindrical sealing block through a spring, and the cylindrical sealing block is arranged close to the jet hole.

Preferably, the water inlet pipe is provided with a first electromagnetic valve.

Preferably, the junction of inlet tube and liquid suction pipe is equipped with the sampling tube, is equipped with the second solenoid valve on the sampling tube.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the online cleaning device for the solution PH detector can remove solid substances adhered to the outer surface of the sensor, so that the sensor can work efficiently and accurately, the measurement accuracy is effectively improved, the sensor can work continuously and efficiently, and the production efficiency of sodium lactate solution is improved;

2. the protective cover can well protect the booster pump, prevent the booster pump from being corroded by splashed solution, can finish the real-time sampling of products through the sampling tube, and the installation of the installation plate is convenient;

3. when equipment need wash, close the third solenoid valve and can send into nozzle department with the washing liquid via the sampling tube, high-pressure cleaning liquid can wash the PH sensor via the nozzle blowout, can carry out the shutoff to the jet orifice through the cylindricality sealed piece, can effectively avoid solution to flow against the current.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of a hollow cylindrical rod;

fig. 4 is a schematic view of the internal structure of the cleaning nozzle.

In the figure: the device comprises a protective cover 1, a cover plate 2, a booster pump 3, a water inlet pipe 4, a first electromagnetic valve 5, a second electromagnetic valve 6, a sampling pipe 7, a liquid pumping pipe 8, a mounting plate 9, a cleaning nozzle 10, a cylindrical sealing block 101, a spray hole 102, a spring 103, a nozzle 104, an annular flow guide cover 105, a hollow cylindrical rod 11, a PH sensor, a liquid inlet hole 13, a jet pipe 14, a wire guide pipe 15, a liquid suction pipe 16 and a third electromagnetic valve 17.

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.

In the description of the present invention, if the directional descriptions such as "up", "down", "front", "back", "left", "right", etc. are referred to, the directional or positional relationships indicated are based on the directional or positional relationships shown in fig. 2, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. When a feature is referred to as being "disposed," "secured," or "connected" to another feature, it can be directly disposed, secured, or connected to the other feature or be indirectly disposed, secured, or connected to the other feature.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an online belt cleaning device of solution PH detector, includes protection casing 1, the lower surface middle part of protection casing 1 is equipped with cavity cylindricality pole 11, and the lower terminal surface of cavity cylindricality pole 11 is equipped with feed liquor hole 13, and the inside of cavity cylindricality pole 11 is equipped with efflux pipe 14, conduit 15 and pipette 16, the lower terminal surface of pipette 16 communicates with each other with feed liquor hole 13, the lateral surface of cavity cylindricality pole 11 is equipped with PH sensor 12 and cleaning nozzle 10, installs booster pump 3, inlet tube 4 and liquid suction pipe 8 on protection casing 1, is equipped with third solenoid valve 17 on the liquid suction pipe 8, and booster pump 3's inlet links to each other with inlet tube 4's liquid outlet, and inlet tube 4's inlet links to each other with liquid suction pipe 8's up end, and liquid suction pipe 16's up end links to each other under liquid suction pipe 8, and jet pipe 14's up end of booster pump 3, and jet pipe 14's medial surface lower extreme is equipped with jet orifice 102.

Specifically, the cleaning liquid sprayed out through the cleaning nozzle 10 can be used for cleaning the PH sensor 12, so that the disassembly of the PH sensor 12 is avoided, and the production efficiency of products can be effectively improved.

More specifically, when the test solution is in a static state, the first electromagnetic valve 5 and the third electromagnetic valve 17 are opened, the second electromagnetic valve 6 is closed, the solution in the reaction tank is pumped into the jet pipe 14 by the booster pump 3, and solid particles precipitated on the outer surface of the PH sensor 12 are washed clean; when the solution sampling is needed, the sampling tube 7 is connected with external negative pressure liquid pumping equipment, the first electromagnetic valve 5 is closed, and the second electromagnetic valve 6 and the third electromagnetic valve 17 are opened, so that the solution sampling can be completed quickly; when the reaction tank is used and cleaned, the sampling pipe 7 is connected with water supply equipment, the first electromagnetic valve 5, the second electromagnetic valve 6 and the third electromagnetic valve 17 are opened simultaneously, the cleaning liquid is sent into the liquid inlet hole 13 and the nozzle 104 through the sampling pipe 7, the cleaning liquid sprayed out through the liquid inlet hole 13 can be used for cleaning the reaction tank, and the cleaning liquid sprayed out through the nozzle 104 can be used for cleaning the pH sensor 12.

The cleaning nozzle 10 comprises an annular air guide sleeve 105, a nozzle 104 is arranged at the lower end of the inner side surface of the annular air guide sleeve 105, a liquid outlet of the nozzle 104 is arranged close to the pH sensor 12, and the injection hole 102 is arranged at the upper end of the inner side surface of the annular air guide sleeve 105.

Specifically, the high-pressure jet presses the cylindrical sealing block 101, and after the cylindrical sealing block 101 is pushed open by the high-pressure jet, the liquid enters the nozzle 104 through the injection hole 102, and is finally injected onto the PH sensor 12 through the nozzle 104.

Furthermore, the upper end of the outer side surface of the hollow cylindrical rod 11 is provided with a mounting plate 9, and the mounting plate 9 is provided with a mounting hole.

Specifically, the installation and fixation of the equipment are facilitated by the installation of the installation plate 9.

Further, the same and two that are of the quantity of PH sensor 12 and cleaning nozzle 10, cleaning nozzle 10 are close to PH sensor 12 and set up in its top, and PH sensor 12 and cleaning nozzle 10 one-to-one set up, and two PH sensors 12 and two cleaning nozzles 10 are from last down the equipartition at the lateral surface of hollow cylindrical pole 11.

Specifically, two sets of pH sensors 12 are used to detect the pH of liquids at different depths.

Further, the upper surface of the protection cover 1 is provided with a cover plate 2.

Specifically, the motor apparatus can be serviced by opening the cover plate 2.

Further, a cylindrical sealing block 101 is connected to the bottom of the inner side surface of the jet pipe 14 through a spring 103, and the cylindrical sealing block 101 is disposed next to the injection hole 102.

Specifically, the liquid sprayed from the spraying hole 102 can be used for cleaning the PH sensor 12, and when the PH sensor 12 does not need to be cleaned, the spraying hole 102 is blocked by the cylindrical sealing block 101, so that the solution can be effectively prevented from flowing backwards.

Furthermore, a first electromagnetic valve 5 is arranged on the water inlet pipe 4.

Furthermore, a sampling tube 7 is arranged at the joint of the water inlet tube 4 and the liquid pumping tube 8, and a second electromagnetic valve 6 is arranged on the sampling tube 7.

Specifically, the first electromagnetic valve 5 is closed, the second electromagnetic valve 6 is opened, and the sampling of the sample can be completed through the external negative pressure liquid pumping device.

When in use: inserting a hollow cylindrical rod 11 into the solution, fixing a mounting plate 9 on the outer shell of a reaction tank by using bolts, detecting the pH of the solution by a pH sensor 12 arranged on the outer surface of the hollow cylindrical rod 11, opening a first electromagnetic valve 5 and a third electromagnetic valve 17 when the test solution is in a static state, closing a second electromagnetic valve 6, pumping the solution in the reaction tank into a jet pipe 14 by a booster pump 3, pressing a cylindrical sealing block 101 by high-pressure jet, after the cylindrical sealing block 101 is pushed open by the high-pressure jet, enabling the liquid to enter a nozzle 104 through a jet hole 102, finally spraying the liquid onto the pH sensor 12 through the nozzle 104, washing the liquid, and washing solid particles deposited on the outer surface of the pH sensor 12; when the solution sampling is needed, the sampling tube 7 is connected with external negative pressure liquid pumping equipment, the first electromagnetic valve 5 is closed, and the second electromagnetic valve 6 and the third electromagnetic valve 17 are opened, so that the solution sampling can be quickly completed; when the reaction tank is used and cleaned, the sampling pipe 7 is connected with water supply equipment, the first electromagnetic valve 5, the second electromagnetic valve 6 and the third electromagnetic valve 17 are opened simultaneously, the cleaning liquid is sent into the liquid inlet hole 13 and the nozzle 104 through the sampling pipe 7, the cleaning liquid sprayed out through the liquid inlet hole 13 can be used for cleaning the reaction tank, and the cleaning liquid sprayed out through the nozzle 104 can be used for cleaning the pH sensor 12.

Further, the input ends of the booster pump 3, the first solenoid valve 5, the second solenoid valve 6, the PH sensor 12 and the third solenoid valve 17 are all electrically connected with the output end of an external power supply through an external control switch.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a solution PH detector on-line cleaning device which characterized in that: comprises a protective cover (1); the protective cover is characterized in that a hollow cylindrical rod (11) is arranged in the middle of the lower surface of the protective cover (1), a liquid inlet hole (13) is formed in the lower end face of the hollow cylindrical rod (11), a jet pipe (14), a conduit (15) and a liquid suction pipe (16) are arranged inside the hollow cylindrical rod (11), the lower end face of the liquid suction pipe (16) is communicated with the liquid inlet hole (13), a PH sensor (12) and a cleaning nozzle (10) are arranged on the outer side face of the hollow cylindrical rod (11), a booster pump (3), a water inlet pipe (4) and a liquid suction pipe (8) are mounted on the protective cover (1), a third electromagnetic valve (17) is arranged on the liquid suction pipe (8), a liquid inlet of the booster pump (3) is connected with a liquid outlet of the water inlet pipe (4), a liquid inlet of the water inlet pipe (4) is connected with the upper end face of the liquid suction pipe (8), the lower end face of the liquid suction pipe (8) is connected with the upper end face of the liquid suction pipe (16), a liquid outlet of the booster pump (3) is connected with the upper end face of the jet pipe (14), and a jet hole (102) is formed in the lower end face of the inner side face of the jet pipe (14);

the cleaning nozzle (10) comprises an annular flow guide cover (105), a nozzle (104) is arranged at the lower end of the inner side face of the annular flow guide cover (105), a liquid outlet of the nozzle (104) is arranged close to the PH sensor (12), and the injection hole (102) is arranged at the upper end of the inner side face of the annular flow guide cover (105).

2. The on-line cleaning device for the solution PH detector according to claim 1, which is characterized in that: the mounting plate (9) is arranged at the upper end of the outer side surface of the hollow cylindrical rod (11), and mounting holes are formed in the mounting plate (9).

3. The on-line cleaning device for the solution PH detector according to claim 1, which is characterized in that: PH sensor (12) and washing mouth (10) the same and all be not less than two in quantity, washing mouth (10) set up in its top near PH sensor (12), and PH sensor (12) and washing mouth (10) one-to-one set up, are no less than two PH sensor (12) and washing mouth (10) from last down equipartition at the lateral surface of cavity cylindricality pole (11).

4. The on-line cleaning device for the solution PH detector according to claim 1, which is characterized in that: the upper surface of protection casing (1) is equipped with cover plate (2).

5. The on-line cleaning device for the solution PH detector according to claim 1, which is characterized in that: the bottom of the inner side face of the jet pipe (14) is connected with a cylindrical sealing block (101) through a spring (103), and the cylindrical sealing block (101) is arranged close to the jet hole (102).

6. The on-line cleaning device for the solution PH detector according to claim 1, which is characterized in that: and a first electromagnetic valve (5) is arranged on the water inlet pipe (4).

7. The on-line cleaning device for the solution PH detector according to claim 1, which is characterized in that: the junction of inlet tube (4) and liquid suction pipe (8) is equipped with sampling tube (7), is equipped with second solenoid valve (6) on sampling tube (7).