CN204987951U - Liquid sodium silicate cooling conveyor - Google Patents
Liquid sodium silicate cooling conveyor Download PDFInfo
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- CN204987951U CN204987951U CN201520643993.4U CN201520643993U CN204987951U CN 204987951 U CN204987951 U CN 204987951U CN 201520643993 U CN201520643993 U CN 201520643993U CN 204987951 U CN204987951 U CN 204987951U
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- cooling
- sodium silicate
- cooling tank
- air pressure
- liquid sodium
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Abstract
The utility model belongs to the technical field of sodium metasilicate pentahydrate production, especially, relate to a liquid sodium silicate cooling conveyor, including the cooling tank, be equipped with the cooling water coil pipe in the cooling tank, the lower part of cooling water coil pipe is equipped with the water inlet, the upper portion of cooling water coil pipe is equipped with the delivery port, the bottom of cooling tank is equipped with the air compression pipe, the one end of air compression pipe is stretched out outside the cooling tank, the inlet end of air compression pipe is equipped with the control valve that admits air, be equipped with a plurality of air vents on the air compression pipe, the bottom of cooling tank is equipped with the liquid outlet, the liquid outlet intercommunication has the positive -displacement pump. The utility model discloses, its simple structure can effectively cool off the liquid sodium silicate, and the cooling is even, and cool time is shorter, and liquid sodium silicate after the cooling is carried to the in -process of granulation equipment through the positive -displacement pump and is difficult for the crystallization, easily carries.
Description
Technical field
The utility model belongs to aqueous sodium metasilicate production technical field, particularly relates to a kind of liquid sodium silicate cooling conveying device.
Background technology
In the production of metasilicate pentahydrate sodium, require that liquid sodium silicate (95-100 DEG C) is cooled to 65-70 DEG C before crystallization.Existing process for cooling cools for increasing cooling water coil to material in wet tank, and is delivered in Granulation Equipments through centrifugal pump by cooled material.
Existing liquid sodium silicate cooling conveying device mainly has the following disadvantages:
(1) heat exchange area of coil pipe is little, needs the cooling fluid scale of construction large, causes cool time long, affect manufacturing schedule.
(2) because material is inactive state in pipe, coil pipe installation site in storage tank is limited to, and the problem of non-uniform causing coil pipe to cool is more outstanding.
(3) liquid sodium silicate is being cooled to temperature 65-70 DEG C, and undergoing mutation due to its viscosity to become very large, and liquid conveying brings difficulty.
(4) fluid temperature is close with its phase point temperature at 65-70 DEG C, can separate out, not easily carry out long-time storage, should heat as used again after a period of time at the low temperature such as tank bottom and tank skin place with crystal.
Utility model content
Technical problem to be solved in the utility model is: the deficiency existed for prior art, and provide a kind of cooling evenly, cool time is short, is easy to the liquid sodium silicate cooling conveying device carried.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of liquid sodium silicate cooling conveying device, comprise cooling tank, be provided with cooling water coil in described cooling tank, the bottom of described cooling water coil is provided with water inlet, and the top of described cooling water coil is provided with delivery port; The bottom of described cooling tank is provided with the air pressure draw, and one end of the described air pressure draw is stretched out outside described cooling tank, and the inlet end of the described air pressure draw is provided with air intake control valve, and the described air pressure draw is provided with multiple passage; The bottom of described cooling tank is provided with liquid outlet, and described liquid outlet is communicated with positive displacement pump.
Improve as one, the inlet end of the described air pressure draw is also provided with flow control valve.
Improve as one, the madial wall of described cooling tank is evenly equipped with the air pressure draw that 2-6 root is interconnected, and the described 2-6 root air pressure draw is longitudinally located on the madial wall of described cooling tank, and the described 2-6 root air pressure draw is equipped with multiple passage.
Improve as one, it is 2-5m that described positive displacement pump is also communicated with heat exchange area
3tubular heat exchanger, described tubular heat exchanger is communicated with Granulation Equipments by short tube.
As improving further, the length of described short tube is 1-2 rice.
Improve as one, described cooling coil is arranged in described cooling tank in the shape of a spiral.
Owing to have employed technique scheme, the beneficial effects of the utility model are:
The liquid sodium silicate cooling conveying device that the utility model provides, the bottom of cooling tank is provided with the air pressure draw, compressed air can be passed into cooling tank by this air pressure draw, airflow stirring can be carried out to the liquid in cooling tank, make the liquid cools in cooling tank even, when liquid is cooled to 80-85 DEG C in cooling tank, the temperature difference of liquid during this period due to liquid and water is larger, there is very high heat exchange efficiency, cooling extent is 3-5 DEG C/h, whole process only needs 2-3 hour, substantially reduce cool time, and compressed air also can play certain cooling effect to the liquid in cooling tank, thus further shorten cool time, the rear liquid of cooling is delivered to Granulation Equipments through positive displacement pump and carries out crystallization, solve the problem that liquid is greatly not easily carried because of viscosity.
The flow control valve that the air pressure draw is provided with is for controlling the air velocity entered in cooling tank, and general air velocity controls at 1-3m
3/ min, thus make the liquid cools in cooling tank even further.
The madial wall of cooling tank is evenly equipped with the air pressure draw that 2-6 root is interconnected, and it can carry out airflow stirring to the liquid in cooling tank further, thus makes the liquid cools in cooling tank even further.
Cooled liquid pumps in Granulation Equipments through positive displacement pump, because its flow is only 1-2m
3, therefore, increasing a heat exchange area is 2-5m
3small-sized tubular heat exchanger it is cooled further, after cooling, liquid reaches the temperature required 65-70 DEG C of crystallization, and is directly entered in Granulation Equipments by short pipeline, thus can avoid the crystallization in course of conveying of cooled liquid further.
The liquid sodium silicate cooling conveying device that the utility model provides, its structure is simple, can effective cooling liquid sodium silicate, and cooling evenly, cool time is shorter, and cooled liquid sodium silicate is delivered to not easily crystallization in the process of Granulation Equipments through positive displacement pump, is easy to conveying.
Accompanying drawing explanation
Fig. 1 is the structural representation of the liquid sodium silicate cooling conveying device that embodiment one provides;
Fig. 2 is the structural representation of the liquid sodium silicate cooling conveying device that embodiment two provides;
Fig. 3 is the structural representation of the liquid sodium silicate cooling conveying device that embodiment three provides;
Wherein: 1-cooling tank, 2-cooling water coil, the 3-air pressure draw, 4-air intake control valve, 5-positive displacement pump, 6-flow control valve, the small-sized tubular heat exchanger of 7-, 8-short tube, 9-air inlet, 11-liquid outlet, 21-water inlet, 22-delivery port, 31-passage.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment one
Fig. 1 shows the structural representation of the liquid sodium silicate cooling conveying device that the present embodiment provides, and for convenience of explanation, this figure only provides the structure division relevant with the utility model.
As shown in Figure 1, a kind of liquid sodium silicate cooling conveying device, comprise cooling tank 1, cooling water coil 2 is provided with in cooling tank 1, cooling water coil 2 is arranged in cooling tank 1 in the shape of a spiral, the spiral internal diameter generally 0.5-1 rice less of the internal diameter of cooling tank 1 of cooling water coil 2, the bottom of cooling water coil 2 is provided with water inlet 21, and the top of cooling water coil 2 is provided with delivery port 22; The bottom of cooling tank 1 is provided with the air pressure draw 3, and the inlet end of the air pressure draw 3 stretches out outside cooling tank 1, and the inlet end of the air pressure draw 3 is provided with air intake control valve 4, and the air pressure draw 3 is provided with multiple passage 31, and multiple passage 31 can towards different directions; The bottom of cooling tank 1 is provided with liquid outlet 11, and liquid outlet 11 is communicated with positive displacement pump 5, and positive displacement pump 5 is communicated with Granulation Equipments.
Embodiment two
Fig. 2 shows the structural representation of the liquid sodium silicate cooling conveying device that the present embodiment provides, and for convenience of explanation, this figure only provides the structure division relevant with the utility model.
The structure of the liquid sodium silicate cooling conveying device in the present embodiment is substantially identical with the structure in embodiment one, and its difference is:
As shown in Figure 2, the inlet end of the air pressure draw 3 is also provided with flow control valve 6, the madial wall of cooling tank 1 is evenly equipped with the air pressure draw 3 that 2-6 root is interconnected, on the parallel longitudinal madial wall being located at cooling tank 1 of the 2-6 root air pressure draw 3, wherein an air pressure draw 3 is provided with air inlet 9, air inlet 9 is provided with on air intake control valve 4 and flow control valve 6, the 2-6 root air pressure draw 3 and is equipped with multiple passage 31, and multiple passage 31 is towards different directions.
Embodiment three
Fig. 3 shows the structural representation of the liquid sodium silicate cooling conveying device that the present embodiment provides, and for convenience of explanation, this figure only provides the structure division relevant with the utility model.
The structure of the liquid sodium silicate cooling conveying device in the present embodiment is substantially identical with the structure in embodiment two, and its difference is:
As shown in Figure 3, positive displacement pump 5 is also communicated with a heat exchange area is 2-5m
3tubular heat exchanger 7, tubular heat exchanger 7 is communicated with Granulation Equipments by short tube 8, and the length of short tube 8 is 1-2 rice.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a liquid sodium silicate cooling conveying device, comprises cooling tank, it is characterized in that: be provided with cooling water coil in described cooling tank, and the bottom of described cooling water coil is provided with water inlet, and the top of described cooling water coil is provided with delivery port; The bottom of described cooling tank is provided with the air pressure draw, and the inlet end of the described air pressure draw stretches out outside described cooling tank, and the inlet end of the described air pressure draw is provided with air intake control valve, and the described air pressure draw is provided with multiple passage; The bottom of described cooling tank is provided with liquid outlet, and described liquid outlet is communicated with positive displacement pump.
2. liquid sodium silicate cooling conveying device as claimed in claim 1, is characterized in that: the inlet end of the described air pressure draw is also provided with flow control valve.
3. liquid sodium silicate cooling conveying device as claimed in claim 1, it is characterized in that: the madial wall of described cooling tank is evenly equipped with the air pressure draw that 2-6 root is interconnected, the described 2-6 root air pressure draw is longitudinally located on the madial wall of described cooling tank, and the described 2-6 root air pressure draw is equipped with multiple passage.
4. liquid sodium silicate cooling conveying device as claimed in claim 1, is characterized in that: it is 2-5m that described positive displacement pump is also communicated with heat exchange area
3tubular heat exchanger, described tubular heat exchanger is communicated with Granulation Equipments by short tube.
5. liquid sodium silicate cooling conveying device as claimed in claim 4, is characterized in that: the length of described short tube is 1-2 rice.
6. liquid sodium silicate cooling conveying device as claimed in claim 1, is characterized in that: described cooling water coil is arranged in described cooling tank in the shape of a spiral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643993.4U CN204987951U (en) | 2015-08-24 | 2015-08-24 | Liquid sodium silicate cooling conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643993.4U CN204987951U (en) | 2015-08-24 | 2015-08-24 | Liquid sodium silicate cooling conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204987951U true CN204987951U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520643993.4U Active CN204987951U (en) | 2015-08-24 | 2015-08-24 | Liquid sodium silicate cooling conveyor |
Country Status (1)
| Country | Link |
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| CN (1) | CN204987951U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152873A (en) * | 2017-06-01 | 2017-09-12 | 无锡市必盛水处理剂有限公司 | One kind production sodium metasilicate cooling conveying device |
| CN112050620A (en) * | 2019-06-06 | 2020-12-08 | 北京北方华创微电子装备有限公司 | Cooling device and vertical furnace system |
-
2015
- 2015-08-24 CN CN201520643993.4U patent/CN204987951U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152873A (en) * | 2017-06-01 | 2017-09-12 | 无锡市必盛水处理剂有限公司 | One kind production sodium metasilicate cooling conveying device |
| CN112050620A (en) * | 2019-06-06 | 2020-12-08 | 北京北方华创微电子装备有限公司 | Cooling device and vertical furnace system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261300 Liu Tuan project area, Weifang, Shandong, Changyi Patentee after: Shandong Longgang Silicon Technology Co., Ltd Address before: 261300 Liu Tuan project area, Weifang, Shandong, Changyi Patentee before: Changyi Longgang Inorganic Silicon Ltd. |