CN218307267U

CN218307267U - Sulfamic acid heating and dissolving kettle

Info

Publication number: CN218307267U
Application number: CN202221847635.1U
Authority: CN
Inventors: 陈阳阳; 范燕双; 李洋洋; 李亚美; 温家雪
Original assignee: Shandong Xingda Chemical Co ltd
Current assignee: Shandong Xingda Chemical Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-01-17
Anticipated expiration: 2032-07-15

Abstract

The utility model relates to a sulfamic acid heating dissolves cauldron belongs to response equipment technical field, including dissolving the cauldron, dissolve cauldron roof one side and seted up the crude feed inlet, crude feed inlet top fixedly connected with charge-in pipeline, dissolve cauldron lateral wall top and seted up the mother liquor feed inlet, mother liquor feed inlet outside fixedly connected with mother liquor pipeline, the one end fixedly connected with mother liquor jar of dissolving the cauldron is kept away from to the mother liquor pipeline, dissolve cauldron top wall and be provided with the steam lateral conduit who is T shape, steam lateral conduit bottom runs through dissolving the cauldron and extends to and dissolve the cauldron and set up, switch valve and flow meter have set gradually on the steam lateral conduit, the decurrent opening of opening direction has been seted up in proper order to the one end that steam lateral conduit extended to in dissolving the cauldron, dissolve the cauldron bottom and seted up the discharge gate. The utility model discloses a steam direct heating, rate of heating is fast, and material dissolving speed accelerates, moreover because the characteristic of vapor itself, can using water wisely, practices thrift the cost.

Description

Sulfamic acid heating and dissolving kettle

Technical Field

The utility model belongs to the technical field of reaction equipment technique and specifically relates to a sulfamic acid heating dissolving kettle is related to.

Background

Sulfamic acid, also known as solid sulfuric acid, has a strong acidity in its aqueous solution equivalent to that of hydrochloric acid or sulfuric acid, and is an important fine chemical product. The sulfamic acid takes fuming sulfuric acid and urea as raw materials to generate a crude sulfamic acid product, and the crude sulfamic acid product needs to be filtered, dissolved and crystallized to separate out a refined sulfamic acid product.

The existing sulfamic acid dissolving kettle has low dissolving rate, long production period and low yield and income.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem among the above-mentioned prior art, provide an sulfamic acid heating dissolving kettle, can realize through following technical scheme:

the utility model provides a sulfamic acid heating dissolving kettle, includes dissolving kettle, dissolving kettle roof one side has seted up the crude feed inlet, crude feed inlet top fixedly connected with charge-in pipeline, dissolving kettle one side wall top has seted up the mother liquor feed inlet, mother liquor feed inlet outside fixedly connected with mother liquor pipeline, the one end fixedly connected with mother liquor jar of dissolving kettle is kept away from to the mother liquor pipeline, dissolving kettle top wall is provided with the steam lateral conduit who is T shape, steam lateral conduit bottom runs through dissolving kettle and extends to and dissolves the cauldron and set up, switching valve and flow meter have set gradually on the steam lateral conduit, the one end that steam lateral conduit extended to dissolving in the cauldron has seted up the decurrent opening of opening direction in proper order, dissolving kettle bottom has seted up the discharge gate, discharge gate bottom fixedly connected with ejection of compact pipeline, be provided with the transfer pump on the ejection of compact pipeline.

The utility model discloses further set up to: the dissolving kettle is characterized in that a plurality of triangular baffles are uniformly arranged on the inner side wall of the dissolving kettle and are positioned below the opening in an inclined mode.

The utility model discloses further set up to: and an air pressure balance valve is arranged on one side of the top wall of the dissolving kettle, which is far away from the crude product feed inlet.

The utility model discloses further set up to: dissolving cauldron inside wall top fixed mounting has high limit level sensor, high limit level sensor bottom fixed mounting has low limit level sensor, high limit level sensor and low limit level sensor both sides all are provided with the scale mark such as height, high limit level sensor and low limit level sensor electricity are connected with the alarm signal lamp, be provided with the reset key on the dissolving cauldron lateral wall, the reset key is connected with the alarm signal lamp electricity.

The utility model discloses further set up to: the overflow port is formed in the top of the side wall, away from the mother liquor feeding port, of the dissolution kettle, an overflow pipe is fixedly connected to the outer side of the overflow port, and one end, away from the dissolution kettle, of the overflow pipe is fixedly connected with the mother liquor tank.

The utility model discloses further set up to: the overflow port and the high-limit liquid level sensor are arranged on the same horizontal line.

The utility model discloses further set up to: and an observation window is formed in the top of the side wall parallel to the side wall where the high-limit liquid level sensor is positioned, and heat-resistant glass is fixedly arranged in the observation window.

The utility model discloses further set up to: and heat insulation materials are laid on the surfaces of the mother liquor pipeline and the mother liquor tank.

To sum up, the utility model discloses a beneficial technological effect does:

the utility model has the advantages that the heating speed is high by directly heating the steam, the material dissolving speed is accelerated, and water and cost can be saved due to the characteristics of the steam; the triangular baffle is arranged, so that the solution is mixed more uniformly; the excessive pressure in the dissolving kettle caused by excessive steam is prevented by arranging the air pressure balance valve; by arranging the low-limit liquid level sensor, the high-limit liquid level sensor and the alarm signal lamp, the phenomenon that the mother liquid is too little or too much is prevented, and the processing cost is increased or the mother liquid overflows; the overflow pipe is arranged, so that the overflowing mother liquor flows back to the mother liquor tank, and waste is reduced; through the arrangement of the observation window, the dissolution condition can be conveniently observed by workers, and the situation that the observation is not timely due to the failure of the alarm signal lamp is avoided; by arranging the heat insulating material, the dissolving time of the crude product can be saved.

Drawings

Fig. 1 is a schematic structural view for showing the inside of the present invention.

Fig. 2 is a schematic structural diagram for showing the whole of the present invention.

Reference numerals: 1. a dissolving kettle; 2. a triangular baffle; 3. a crude product feed inlet; 301. a feed conduit; 4. a mother liquor feed port; 401. a mother liquor pipeline; 5. a steam branch pipe; 6. opening and closing the valve; 7. A flow meter; 8. an opening; 9. a discharge port; 901. a discharge pipeline; 902. an infusion pump; 10. a pressure balancing valve; 11. a high limit liquid level sensor; 12. a low limit liquid level sensor; 13. an alarm signal lamp; 14. A reset key; 15. an overflow port; 151. an overflow pipe; 16. and (4) an observation window.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

As shown in fig. 1-2, for the utility model discloses a sulfamic acid heating dissolving kettle, including dissolving kettle 1, dissolve 1 roof one side of kettle and seted up crude feed inlet 3, crude feed inlet 3 top fixedly connected with charge-in pipeline 301, dissolve 1 side wall top of kettle and seted up mother liquor feed inlet 4, mother liquor feed inlet 4 outside fixedly connected with mother liquor pipeline 401, the one end fixedly connected with mother liquor jar of dissolving kettle 1 is kept away from to mother liquor pipeline 401, dissolve 1 roof of kettle and be provided with the steam branch pipeline 5 that is T shape, steam branch pipeline 5 bottom is run through dissolving kettle 1 and is extended to dissolving the setting in the kettle 1, switching valve 6 and flowmeter 7 have set gradually on steam branch pipeline 5, the one end that steam branch pipeline 5 extended to dissolving kettle 1 has seted up opening 8 downwards in proper order, dissolving kettle 1 bottom has seted up discharge gate 9, discharge gate 9 bottom fixedly connected with ejection of compact pipeline 901, be provided with the transfer pump 902 on the ejection of compact pipeline 901.

Specifically, 1 inside wall of dissolving kettle evenly is provided with a plurality of triangle-shaped baffles 2, triangle-shaped baffles 2 are located the oblique below of opening 8.

Specifically, one side of the top wall of the dissolving kettle 1, which is far away from the crude product feed inlet 3, is provided with an air pressure balance valve 10.

Specifically, 1 inside wall top fixed mounting of dissolving kettle has high limit level sensor 11, 11 bottom fixed mounting of high limit level sensor has low limit level sensor 12, high limit level sensor 11 and low limit level sensor 12 both sides all are provided with the scale mark such as height, high limit level sensor 11 and low limit level sensor 12 electricity are connected with alarm signal lamp 13, be provided with reset key 14 on the 1 lateral wall of dissolving kettle, reset key 14 is connected with alarm signal lamp 13 electricity.

Specifically, the overflow port 15 has been seted up at the lateral wall top that the mother liquor feed inlet 4 was kept away from to dissolving kettle 1, overflow port 15 outside fixedly connected with overflow pipe 151, the one end and the mother liquor jar fixed connection that dissolving kettle 1 was kept away from to overflow pipe 151.

Specifically, the overflow port 15 and the high limit liquid level sensor 11 are arranged on the same horizontal line.

Specifically, an observation window 16 is arranged on the top of the side wall parallel to the side wall where the high-limit liquid level sensor 11 is located, and heat-resistant glass is fixedly installed in the observation window 16.

Specifically, heat insulation materials are laid on the surfaces of the mother liquor pipeline 401 and the mother liquor tank.

Detailed description of the present example: mother liquor enters the dissolving kettle 1 through a mother liquor pipeline 401 and a mother liquor feeding hole 4, the liquid level of the mother liquor is determined through an alarm signal lamp 13 and an observation window 16, a switch valve 6 is opened, the flow is observed through a flow meter 7, the flow of steam is determined by adjusting the switch valve 6, and the steam enters the dissolving kettle 1 through a steam branch pipeline 5 and an opening 8 and is mixed with the mother liquor; if the liquid level of the mother liquor is not controlled well, the liquid level is too high, the high limit liquid level sensor 11 is triggered, the alarm signal lamp 13 is used for warning workers, the workers press the reset key 14 to turn off the alarm signal lamp 13 after finding out that the alarm signal lamp 13 is turned off, the extra mother liquor flows back to the mother liquor tank through the overflow pipe 151, and meanwhile, the air pressure balance valve 10 plays a role in balancing the internal pressure and the external pressure of the dissolving kettle 1; after the mother liquor is completely dissolved, the switch valve 6 is closed, the infusion pump 902 is opened, the solution is conveyed into the corresponding crystallization kettle through the discharge pipeline 901, and after all the solution is conveyed, the solution is again infused into the dissolution kettle 1 for next dissolution.

Claims

1. The utility model provides a sulfamic acid heating dissolving kettle, includes dissolving kettle (1), its characterized in that, dissolving kettle (1) roof one side has seted up crude feed inlet (3), crude feed inlet (3) top fixedly connected with charge-in pipeline (301), dissolving kettle (1) side wall top has seted up mother liquor feed inlet (4), mother liquor feed inlet (4) outside fixedly connected with mother liquor pipeline (401), the one end fixedly connected with mother liquor jar of dissolving kettle (1) is kept away from in mother liquor pipeline (401), dissolving kettle (1) roof is provided with steam branch pipeline (5) that are T shape, steam branch pipeline (5) bottom is run through dissolving kettle (1) and is extended to and set up in dissolving kettle (1), switch valve (6) and flow meter (7) have set gradually on steam branch pipeline (5), opening (8) that the opening direction is decurrent have been seted up in proper order to steam branch pipeline (5) one end that extends to dissolving kettle (1), dissolving kettle (1) bottom has seted up discharge gate (9), discharge gate (9) bottom fixedly connected with ejection of compact pipeline (901), be provided with the transfer pump (901) on ejection of compact pipeline (902).

2. The sulfamic acid heating and dissolving kettle according to claim 1, wherein a plurality of triangular baffles (2) are uniformly arranged on the inner side wall of the dissolving kettle (1), and the triangular baffles (2) are positioned obliquely below the opening (8).

3. A sulfamic acid heated dissolution kettle according to claim 1, characterized in that a gas pressure balance valve (10) is arranged on one side of the top wall of the dissolution kettle (1) far away from the crude product feed inlet (3).

4. The sulfamic acid heating and dissolving kettle according to claim 1, wherein a high-limit liquid level sensor (11) is fixedly installed at the top of the inner side wall of the dissolving kettle (1), a low-limit liquid level sensor (12) is fixedly installed at the bottom of the high-limit liquid level sensor (11), scale marks with the same height are arranged on both sides of the high-limit liquid level sensor (11) and the low-limit liquid level sensor (12), the high-limit liquid level sensor (11) and the low-limit liquid level sensor (12) are electrically connected with an alarm signal lamp (13), a reset key (14) is arranged on the outer side wall of the dissolving kettle (1), and the reset key (14) is electrically connected with the alarm signal lamp (13).

5. The sulfamic acid heating and dissolving kettle according to claim 4, wherein an overflow port (15) is formed in the top of the side wall of the dissolving kettle (1) away from the mother liquor feeding port (4), an overflow pipe (151) is fixedly connected to the outer side of the overflow port (15), and one end of the overflow pipe (151) away from the dissolving kettle (1) is fixedly connected with a mother liquor tank.

6. A sulfamic acid heated dissolving tank according to claim 5, wherein the overflow port (15) and the high limit liquid level sensor (11) are arranged on the same horizontal line.

7. The sulfamic acid heating and dissolving kettle according to claim 4, wherein an observation window (16) is arranged on the top of the side wall parallel to the side wall where the high-limit liquid level sensor (11) is arranged, and heat-resistant glass is fixedly arranged in the observation window (16).

8. The sulfamic acid heating and dissolving tank as defined in claim 1, wherein the mother liquor pipeline (401) and the mother liquor tank are coated with heat insulating materials.