CN211282259U

CN211282259U - Waterless preservation device for liquid chemical products

Info

Publication number: CN211282259U
Application number: CN201922254304.1U
Authority: CN
Inventors: 宋朝阳; 杨磊; 陈静; 陈立霞; 周家星
Original assignee: Wuhan Pinestone Technology Co ltd
Current assignee: Wuhan Pinestone Technology Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-18
Anticipated expiration: 2029-12-16

Abstract

The utility model relates to an anhydrous save set of liquid chemical industry product, it is including preserving the jar, it includes the pump body room of upper portion liquid reserve chamber and lower part that separates through the baffle to preserve the jar, it is equipped with an orifice plate to be close to baffle department level in the liquid reserve chamber, the orifice plate all around with the lateral wall fixed connection of liquid reserve chamber, the equipartition has the through-hole that is used for the fixed molecular sieve section of thick bamboo of joint on the orifice plate, be equipped with the liquid delivery pump in the pump body room, the import of liquid delivery pump is passed through the pipeline and is communicate respectively with the feed connector pipe of locating the output tube on the baffle and locating the save tank bottoms portion, the output tube passes the bottom intercommunication of baffle and liquid reserve chamber, the export of liquid delivery pump is passed through the pipeline and is communicate respectively with the lower extreme. The advantage is that the storage tank does not need to be opened when feeding and discharging, so that the liquid is not exposed to the air environment, and the liquid in the tank can circularly flow to remove water by the molecular sieve at set time intervals, so that the long-term anhydrous storage effect is good.

Description

Waterless preservation device for liquid chemical products

Technical Field

The utility model belongs to the chemical industry field, concretely relates to anhydrous save set of liquid chemical industry product.

Background

The problem of product storage is often faced in chemical product production or sales enterprises, some chemical products are extremely easy to react with water or have extremely low requirements on water content, so that the chemical products need to be stored in a water-free environment after preparation and dehydration, and the chemical products are prevented from being deteriorated or having purity which cannot meet the use requirements due to contact with water (including liquid and gaseous water). For liquid chemical products, the conventional method adopted at present is that the tank is sealed after being filled, and meanwhile, a plurality of molecular sieves for removing water are placed at the bottom of the tank, so that the simple storage method has a certain effect, but the method is not suitable for the situation that a strict anhydrous environment is required and the requirement is frequently taken, because the sealing means that the taking is difficult, the tank body needs to be opened for taking, and in addition, only the water removing molecular sieves are placed at the bottom of the tank, so that the water content of the bottom material is low, and the water in the middle-upper material cannot be removed in time during storage.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anhydrous save set of liquid chemical industry product aims at overcoming the not enough of waterproof effect not good enough, the unable product quality of guaranteeing for a long time of current conventional anhydrous save set under the condition that needs frequently to take.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a waterless preservation device for liquid chemical products comprises a preservation tank, wherein the preservation tank comprises a liquid storage chamber positioned at the upper part and a pump body chamber positioned at the lower part, the liquid storage chamber is separated from the pump body chamber by a partition plate, a pore plate is horizontally arranged in the liquid storage chamber close to the partition plate, the periphery of the pore plate is fixedly connected with the side wall of the liquid storage chamber, through holes for clamping and fixing the molecular sieve cylinder are uniformly distributed on the pore plate, a liquid delivery pump is arranged in the pump body chamber, the inlet of the liquid delivery pump is respectively communicated with an output pipe arranged on the clapboard and a feeding joint pipe arranged at the bottom of the storage tank through pipelines, the output pipe penetrates through the partition plate to be communicated with the bottom of the liquid storage chamber, the outlet of the liquid delivery pump is respectively communicated with a discharge joint pipe arranged at the bottom of the storage tank and the lower end of a circulating pipe through a pipeline, and the upper end of the circulating pipe is communicated with the top of the liquid storage chamber.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

The three interfaces of the electric three-way valve I are respectively communicated with the feeding joint pipe, the inlet of the liquid delivery pump and the output pipe, and the three interfaces of the electric three-way valve II are respectively communicated with the discharging joint pipe, the outlet of the liquid delivery pump and the lower end of the circulating pipe.

The beneficial effect who adopts above-mentioned further scheme is that, uses electronic three-way valve one and two, but the quantity of reducible valve is favorable to realizing automatic control simultaneously.

Further, be equipped with multilayer drying mechanism from last interval down in the stock solution room, the multilayer drying mechanism all is located the orifice plate top, every layer drying mechanism is including being fixed in the crown plate on the stock solution room lateral wall, be equipped with a plurality of mounting holes that are used for fixing along the even interval of circumference on the crown plate a molecular sieve section of thick bamboo.

The beneficial effect of adopting above-mentioned further scheme is that, overcome prior art and only can only lay the liquid that the bottom was preserved when a layer of molecular sieve was laid to the jar bottom and only the bottom can contact with the molecular sieve, and the moisture that contains in the liquid on upper portion can not in time obtain the not enough that the molecular sieve adsorbs.

Further, the top of the storage tank is provided with a pressure release valve and an air inlet joint pipe communicated with the inert gas tank.

The adoption of the further scheme has the beneficial effects that the inert gas tank is communicated with the air inlet joint pipe, and can convey inert gas with certain pressure to the top of the tank body, so that wet air is prevented from entering the tank body, and the waterproof effect is enhanced; an air pressure sensor can be arranged on the air inlet joint pipe, the controller is electrically connected with the air pressure sensor and an electric air valve on the inert gas tank, and when the air pressure in the storage tank is lower than a set value, the inert gas is fed into the storage tank; the pressure relief valve has the advantages that the air pressure in the tank is continuously increased during feeding, and when the pressure is large enough, the pressure relief valve automatically relieves the pressure to ensure smooth feeding.

Further, the circulation pipe extends upward from the outside of the holding tank to the top of the holding tank.

Adopt above-mentioned further scheme's beneficial effect is, the circulating pipe is walked outside from the holding tank, does not occupy the volume in the holding tank.

Furthermore, the molecular sieve cylinder comprises a cylinder body with openings at the upper end and the lower end, filter screens are respectively arranged at the upper end and the lower end of the cylinder body, the molecular sieve is filled in the cylinder body between the two layers of filter screens, and a flanging is arranged on the outer edge of the upper end of the cylinder body and is in threaded connection with the pore plate.

The beneficial effect of adopting the further scheme is that the structure is short, the cost is low and the replacement is easy.

Further, the top of preserving the jar is equipped with the manhole, manhole department is connected with sealed lid.

Adopt above-mentioned further scheme's beneficial effect to be, can get into through the manhole and keep jar in and overhaul or install and change a molecular sieve section of thick bamboo.

Further, the bottom of preserving the jar be equipped with the access hole of pump body room intercommunication, access hole department is connected with and can opens and close the access door.

The beneficial effect who adopts above-mentioned further scheme is, makes things convenient for the installation and the maintenance of liquid delivery pump, pipeline and relevant valve.

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

the bottom of the storage tank is provided with a pump body chamber, a liquid delivery pump in the storage tank can pump and discharge or circulate liquid in the storage tank, and the liquid can inevitably flow through each molecular sieve cylinder on the pore plate during pumping and discharge or circulation so as to ensure that a small amount of water possibly existing in the liquid is adsorbed by the molecular sieve; the discharge joint pipe is arranged, so that pumping, discharging and taking are convenient, the storage tank does not need to be opened, the anhydrous storage is not adversely affected even if the storage tank is frequently taken, and the liquid flow in the tank body is enhanced on the contrary during taking, so that the anhydrous storage effect is better; the storage tank is also provided with a feeding joint pipe communicated with the liquid delivery pump, so that feeding can be directly pumped into the storage tank without opening the storage tank in advance, and a strict anhydrous storage effect is ensured.

Drawings

Fig. 1 is a schematic view of a waterless preservation device for liquid chemical products according to the present invention;

FIG. 2 is an isometric view of the well plate within the holder of FIG. 1;

FIG. 3 is a schematic view of a molecular sieve cartridge within the holding apparatus of FIG. 1;

fig. 4 is a schematic view of a ring plate in the holding device of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a storage tank; 2. a liquid storage chamber; 3. a pump body chamber; 4. a partition plate; 5. an orifice plate; 6. a molecular sieve cylinder; 7. a through hole; 8. a liquid delivery pump; 9. an output pipe; 10. a feed connection pipe; 11. a discharge joint pipe; 12. A circulation pipe; 13. an electric valve three-way valve I; 14. an electric valve three-way valve II; 15. a ring plate; 16. mounting holes; 17. a pressure relief valve; 18. an air inlet joint pipe; 19. a manhole; 60. a barrel; 61. filtering with a screen; 62. and (5) outward flanging.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, if terms indicating orientation such as "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not 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.

As shown in fig. 1 to 4, the utility model provides an anhydrous save set of liquid chemical industry product, it is including preserving jar 1, preserve jar 1 including being located upper portion liquid reserve chamber 2 and the pump body room 3 that is located the lower part, liquid reserve chamber 2 with pump body room 3 separates through baffle 4, be close to in the liquid reserve chamber 2 baffle 4 department level is equipped with a orifice plate 5, around the orifice plate 5 with the lateral wall fixed connection of liquid reserve chamber 2, the equipartition has the through-hole 7 that is used for the fixed molecular sieve section of thick bamboo 6 of joint on the orifice plate 5, be equipped with liquid delivery pump 8 in the pump body room 3, the import of liquid delivery pump 8 is passed through the pipeline and is located output tube 9 on the baffle 4 and locate the feeding joint pipe 10 of preserving jar 1 bottom communicates respectively, output tube 9 passes baffle 4 with the bottom intercommunication of liquid reserve chamber 2, the export of liquid delivery pump 8 pass through the pipeline with locate the discharging joint pipe 11 and the circulation joint pipe at the bottom of preserving jar 1 The lower ends of the pipes 12 are respectively communicated, and the upper ends of the circulating pipes 12 are communicated with the top of the liquid storage chamber 2.

It should be noted that the number of the liquid delivery pumps in the pump body chamber can be two or more, on one hand, the liquid delivery pumps are used for standby (ensuring that other pumps can normally feed and discharge materials when one pump is overhauled), and on the other hand, one liquid delivery pump can be arranged on the feeding joint pipe and is specially used for delivering raw materials into the storage tank from the bottom of the storage tank through the feeding joint pipe and the output pipe.

As shown in fig. 1, in an embodiment of the present invention, the present invention further includes a first electric three-way valve 13 and a second electric three-way valve 14, three ports of the first electric three-way valve 13 are respectively communicated with the feeding joint pipe 10, the inlet of the liquid delivery pump 8 and the output pipe 9, and three ports of the second electric three-way valve 14 are respectively communicated with the discharging joint pipe 11, the outlet of the liquid delivery pump 8 and the lower end of the circulation pipe 12.

In addition to the above-mentioned first and second electric three-way valves, those skilled in the art can also easily understand other valve arrangements that can achieve the following functions: the first function is that the feeding joint pipe, the pump and the circulating pipe are communicated to realize feeding to the storage tank; the second function is that the output pipe, the pump and the circulating pipe are communicated, so that the periodic liquid circulation flow is realized, the full contact dehydration between the preservation liquid and the molecular sieve is realized, and the long-time anhydrous preservation effect is ensured; and the third function is that the output pipe, the pump and the discharge joint pipe are communicated, so that the liquid in the storage tank can be taken. For example, the valves are arranged in such a way that electric valves are respectively and independently arranged on the output pipe, the feeding joint pipe, the discharging joint pipe and the circulating pipe.

In a preferred embodiment of the present invention, a plurality of layers of drying mechanisms are disposed in the liquid storage chamber 2 from top to bottom at intervals, and the plurality of layers of drying mechanisms are all located above the pore plate 5, every layer of drying mechanisms are fixed on the annular plate 15 on the side wall of the liquid storage chamber 2, and a plurality of mounting holes 16 for fixing the molecular sieve cylinder 6 are disposed on the annular plate 15 along the circumferential direction at uniform intervals. The structure of the ring plate is shown in fig. 4.

In a preferred embodiment of the present invention, the top of the storage tank 1 is provided with a pressure relief valve 17 and an inlet adapter 18 for communicating with an inert gas tank.

In a preferred embodiment of the present invention, the circulation pipe 12 extends upward from the outside of the storage tank 1 to the top of the storage tank 1.

In a preferred embodiment of the present invention, the molecular sieve cartridge 6 comprises a cylinder body 60 with both upper and lower ends open, the upper and lower ends of the cylinder body 60 are respectively provided with a filter screen 61, the molecular sieve is filled in the cylinder body 60 between the two layers of filter screens 61, the upper end outer edge of the cylinder body 60 is provided with a flanging 62, and the flanging 62 is in threaded connection with the pore plate 5.

In a preferred embodiment of the present invention, a manhole 19 is provided at the top of the storage tank 1, and a sealing cover is connected to the manhole 19.

It should be noted that the manhole is preferably a flange manhole, which is in a normally closed sealing state and is opened only when the molecular sieve cylinder in the tank needs to be replaced or maintenance is performed.

In a preferred embodiment of the present invention, the bottom of the storage tank 1 is provided with an access opening communicated with the pump body chamber 3, and the access opening is connected with an access door capable of being opened and closed.

The utility model provides an anhydrous save set of liquid chemical products's theory of operation as follows:

feeding: controlling the first electric three-way valve and the second electric three-way valve to enable the feeding joint pipe, the pump and the circulating pipe to be communicated, enabling the feeding joint pipe to be communicated with the temporary liquid storage device, and enabling the pump to be started to send liquid needing long-term anhydrous storage into the storage tank through the feeding joint pipe, the pump and the circulating pipe;

long-term anhydrous preservation: controlling the first electric three-way valve and the second electric three-way valve to communicate the output pipe, the pump and the circulating pipe, starting the pump to operate for a period of time (such as 15-60min) at set time intervals (one week or one month), and stopping the pump to enable the liquid in the storage tank to circularly flow, and filtering and removing water through a molecular sieve cylinder on a pore plate during flowing (the contact action with the molecular sieve cylinder on the side wall of the liquid storage chamber is also enhanced), so that the stored liquid can be ensured to be subjected to molecular sieve water removal once at intervals, a better anhydrous storage effect is ensured, and the liquid is not deteriorated after long-term storage;

frequently taking: the electric three-way valves I and II are controlled to enable the output pipe, the pump and the discharge joint pipe to be communicated, the pump is started, and liquid in the storage tank can be taken from the discharge port of the discharge joint pipe, and the anhydrous storage effect cannot be influenced due to the fact that the storage tank is not opened during taking.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The waterless preservation device for the liquid chemical products is characterized by comprising a preservation tank (1), wherein the preservation tank (1) comprises a liquid storage chamber (2) positioned at the upper part and a pump body chamber (3) positioned at the lower part, the liquid storage chamber (2) and the pump body chamber (3) are separated by a partition plate (4), a hole plate (5) is horizontally arranged in the liquid storage chamber (2) near the partition plate (4), the periphery of the hole plate (5) is fixedly connected with the side wall of the liquid storage chamber (2), through holes (7) used for clamping and fixing molecular sieve cylinders (6) are uniformly distributed on the hole plate (5), a liquid delivery pump (8) is arranged in the pump body chamber (3), the inlet of the liquid delivery pump (8) is communicated with an output pipe (9) arranged on the partition plate (4) and a feeding joint pipe (10) arranged at the bottom of the preservation tank (1) respectively through a pipeline, the output pipe (9) penetrates through the partition plate (4) to be communicated with the bottom of the liquid storage chamber (2), the outlet of the liquid delivery pump (8) is respectively communicated with the lower ends of a discharge joint pipe (11) and a circulating pipe (12) which are arranged at the bottom of the storage tank (1) through pipelines, and the upper end of the circulating pipe (12) is communicated with the top of the liquid storage chamber (2).

2. The anhydrous preservation device for liquid chemical products according to claim 1, characterized by further comprising a first electric three-way valve (13) and a second electric three-way valve (14), wherein three ports of the first electric three-way valve (13) are respectively communicated with the feeding joint pipe (10), the inlet of the liquid delivery pump (8) and the output pipe (9), and three ports of the second electric three-way valve (14) are respectively communicated with the discharging joint pipe (11), the outlet of the liquid delivery pump (8) and the lower end of the circulation pipe (12).

3. The anhydrous preservation device of a liquid chemical product according to claim 1, characterized in that, the stock solution room (2) is equipped with multilayer drying mechanism from top to bottom at intervals, multilayer drying mechanism all is located above orifice plate (5), every layer of drying mechanism is including being fixed in the annular plate (15) on the stock solution room (2) lateral wall, be equipped with a plurality of mounting holes (16) that are used for fixing a molecular sieve section of thick bamboo (6) along the even interval of circumference on annular plate (15).

4. The waterless preservation device for liquid chemical products according to claim 1, characterized in that the top of the preservation tank (1) is provided with a pressure relief valve (17) and an air inlet joint pipe (18) for communicating with an inert gas tank.

5. The anhydrous storage device for liquefied chemical products according to claim 1, wherein the circulation pipe (12) extends from the outside of the storage tank (1) to the top of the storage tank (1).

6. The anhydrous preservation device of a liquid chemical product according to claim 1, characterized in that, the molecular sieve barrel (6) includes a barrel body (60) with openings at both upper and lower ends, the upper end and lower end of the barrel body (60) are respectively provided with a filter screen (61), the barrel body (60) between two layers of filter screens (61) is filled with molecular sieve, the upper end outer edge of the barrel body (60) is provided with an outer flanging (62), and the outer flanging (62) is in threaded connection with the orifice plate (5).

7. The waterless preservation device for liquid chemical products according to any one of claims 1-6, characterized in that a manhole (19) is arranged on the top of the preservation tank (1), and a sealing cover is connected to the manhole (19).

8. The waterless preservation device for liquid chemical products according to any one of claims 1 to 6, characterized in that the bottom of the preservation tank (1) is provided with an access opening communicated with the pump body chamber (3), and the access opening is connected with an access door capable of being opened and closed.