CN219595859U

CN219595859U - Evaporative condenser for preparing zinc sulfate

Info

Publication number: CN219595859U
Application number: CN202320598745.7U
Authority: CN
Inventors: 张跃萍; 吕苏民; 刘元; 罗正梁; 龙珊; 李舒春
Original assignee: Pingxiang Treasure Zinc Nutrition Technology Co ltd
Current assignee: Pingxiang Treasure Zinc Nutrition Technology Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-08-29
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a preparation zinc sulfate evaporative condenser, which comprises a fixed plate, a movable plate, heat exchange plates, a pull rod mechanism, an air duct, a liquid inlet pipe and a guide rod, wherein a plurality of heat exchange plates are arranged between the fixed plate and the movable plate, the fixed plate is connected with the movable plate through a plurality of pull rod mechanisms, two air ducts and liquid inlet pipes are connected to the fixed plate, and the movable plate is connected to the guide rod in a sliding manner; the fixed plate comprises a plate body, and an air inlet, a liquid outlet and an air outlet which are communicated with the air duct and the liquid inlet pipe are formed in the plate body; the movable plate is provided with a guide rod hole for a guide rod to pass through; the evaporative condenser for preparing zinc sulfate has a simple structure, is convenient and practical, and can sense the leakage at the first time through the outer sealing ring groove and the pressure sensor, so that shutdown is completed rapidly, and dangerous situations are avoided.

Description

Evaporative condenser for preparing zinc sulfate

Technical Field

The utility model belongs to the technical field of zinc sulfate evaporation and condensation, and particularly relates to a preparation zinc sulfate evaporation condenser.

Background

The crystallization temperature of zinc sulfate in the preparation process can directly determine the formation state, and various hydrates are stable hydrates which are balanced with water phase within the range of 0-39 ℃ and are zinc sulfate heptahydrate, zinc sulfate 6 hydrate within the range of 39-60 ℃ and zinc sulfate monohydrate within the range of 60-100 ℃.

The heat exchange is needed in the zinc sulfate preparation process to reduce heat loss, and hot gas generated in the zinc sulfate preparation process and materials in the crystallization process are heated, so that the materials in the crystallization process are kept at the crystallization temperature, and meanwhile, the crystallization consumption is reduced; the evaporative condenser is a common heat exchange device, but needs to be maintained for a long time, mainly whether the maintenance sealing ring is damaged or not is judged, and each maintenance of the sealing ring is troublesome.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the evaporative condenser for preparing zinc sulfate, which has a simple structure, is convenient and practical, and can sense the leakage at the first time through the outer sealing ring groove and the pressure sensor, thereby rapidly completing shutdown and avoiding dangerous situations.

The evaporative condenser for preparing zinc sulfate comprises a fixed plate, a movable plate, heat exchange plates, pull rod mechanisms, air guide pipes, liquid inlet pipes and guide rods, wherein a plurality of heat exchange plates are arranged between the fixed plate and the movable plate, the fixed plate is connected with the movable plate through a plurality of pull rod mechanisms, two air guide pipes and liquid inlet pipes are connected to the fixed plate, and the movable plate is connected to the guide rods in a sliding manner; the fixed plate comprises a plate body, and an air inlet, a liquid outlet and an air outlet which are communicated with the air duct and the liquid inlet pipe are formed in the plate body; the movable plate is provided with a guide rod hole for a guide rod to pass through; the heat exchange plate comprises a heat exchange plate body, wherein a heat exchange corrugated groove, a sealing rubber pad groove and an outer sealing ring groove are sequentially formed in the heat exchange plate body from inside to outside, 4 diversion holes are formed in the heat exchange plate body, and sealing rings are arranged in the sealing rubber pad groove and the outer sealing ring groove; and positioning coils are arranged on the air inlet, the liquid outlet, the air outlet and the diversion holes.

Preferably, the positioning screw ring comprises a conical ring body, wherein a positioning conical hole is formed in the inner ring of the conical ring body, and a plurality of liquid guide holes are formed in the side wall of the conical ring body.

Preferably, a diversion trench is arranged between the sealing rubber pad groove and the outer sealing ring groove of the heat exchange plate body, a heat exchange plate protection hole is formed in the diversion trench, and a protection hole communicated with the heat exchange plate protection hole is formed in the fixing plate.

Preferably, the outer circle of the conical ring body is provided with external threads, and the air inlet, the liquid outlet, the air outlet and the inner wall of the flow guide hole are provided with internal threads matched with the external threads.

Preferably, the movable plate is provided with a pulley, and the pulley is in rolling connection with the guide rod.

Preferably, a pressure sensor is mounted on the protection hole.

Preferably, the movable plate further comprises a positioning rod, and a positioning groove matched with the positioning rod is formed in the movable plate.

The beneficial effects are that:

(1) The evaporative condenser for preparing zinc sulfate has a simple structure, is convenient and practical, and can sense the leakage at the first time through the outer sealing ring groove and the pressure sensor, so that shutdown is completed rapidly, and dangerous situations are avoided.

(2) According to the evaporative condenser for preparing zinc sulfate, the positioning coils are arranged, so that the positioning is easier when two adjacent heat exchange plates are installed, the phenomenon of dislocation during maintenance and installation is avoided, and the tedious confirmation steps during installation are reduced.

Drawings

FIG. 1 is a schematic view of an evaporative condenser;

FIG. 2 is a schematic diagram of a structure of a movable plate;

FIG. 3 is a schematic view of a heat exchanger plate;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is a schematic view of the structure of a positioning coil;

FIG. 6 is a schematic view of the structure of a conical ring body;

the device comprises a 1-fixed plate, a 11-plate body, a 12-air inlet, a 13-liquid inlet, a 14-liquid outlet, a 15-air outlet, a 16-protection hole, a 17-positioning groove, a 18-pulley, a 19-guide rod hole, a 2-movable plate, a 3-heat exchange plate, a 31-heat exchange plate body, a 32-heat exchange corrugated groove, a 33-sealing rubber cushion groove, a 34-outer sealing ring groove, a 35-guiding groove, a 36-heat exchange plate protection hole, a 4-pull rod mechanism, a 5-air guide pipe, a 6-liquid inlet pipe, a 7-positioning spiral ring, a 71-conical ring body, 72-external threads, 73-internal positioning conical holes and 74-liquid guide holes.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1; the utility model provides a preparation zinc sulfate evaporation condenser, includes fixed plate 1, movable plate 2, heat transfer board piece 3, pull rod mechanism 4, air duct 5, feed liquor pipe 6 and guide arm, a plurality of pieces heat transfer board piece 3 set up between fixed plate 1 and movable plate 2, fixed plate 1 is connected with movable plate 2 through a plurality of pull rod mechanism 4, two air duct 5 and feed liquor pipe 6 are connected on fixed plate 1, movable plate 2 sliding connection is on the guide arm; the fixed plate 1 comprises a plate body 11, wherein an air inlet 12, a liquid inlet 13, a liquid outlet 14 and an air outlet 15 which are communicated with the air duct 5 and the liquid inlet pipe 6 are arranged on the plate body 11; a guide rod hole 19 for a guide rod to pass through is formed in the movable plate 2; the heat exchange plate 3 comprises a heat exchange plate body 31, a heat exchange corrugated groove 32, a sealing rubber cushion groove 33 and an outer sealing ring groove 34 are sequentially arranged on the heat exchange plate body 31 from inside to outside, 4 diversion holes are formed in the heat exchange plate body 31, and sealing rings are arranged in the sealing rubber cushion groove 33 and the outer sealing ring groove 34; positioning coils 7 are arranged on the air inlet 12, the liquid inlet 13, the liquid outlet 14, the air outlet 15 and the diversion holes; the positioning screw ring 7 comprises a conical ring body 71, wherein an inner ring of the conical ring body 71 is provided with a positioning conical hole 73, and the side wall of the conical ring body 71 is provided with a plurality of liquid guide holes 74; a diversion trench 35 is arranged between the sealing rubber pad groove 33 and the outer sealing ring groove 34 of the heat exchange plate body 31, a heat exchange plate protection hole 36 is arranged in the diversion trench 35, and a protection hole 16 communicated with the heat exchange plate protection hole 36 is arranged on the fixed plate 1; the outer ring of the conical ring body 71 is provided with external threads 72, and the air inlet 12, the liquid inlet 13, the liquid outlet 14, the air outlet 15 and the inner wall of the diversion hole are provided with internal threads matched with the external threads 72; the movable plate 2 is provided with a pulley 18, and the pulley 18 is in rolling connection with the guide rod; the protection hole 16 is provided with a pressure sensor; the movable plate 2 is provided with a positioning groove 17 matched with the positioning rod.

The heat exchange plates 3 are clamped together through the fixed plate 1 and the movable plate 2, the fixed plate 1 and the movable plate 2 are tensioned through the pull rod mechanisms 4, the air duct 5 is used for introducing high-temperature air generated by zinc sulfate preparation, the high-temperature air enters the heat exchange corrugated groove 32 through a guide hole communicated with the air inlet 12 on the heat exchange plates 3, flows out from the heat exchange corrugated groove 32 to another guide hole communicated with the air outlet 15, the high-temperature air heat exchange plates 3 and the raw material heat exchange plates 3 are alternately arranged, and in the same way, raw materials enter the heat exchange corrugated groove 32 through a guide hole communicated with the liquid inlet 13 on the heat exchange plates 3, and flow out from the heat exchange corrugated groove 32 to another guide hole communicated with the liquid outlet 14, so that the aim of exchange is achieved; the fixed plate 1, the movable plate 2, the heat exchange plate 3, the pull rod mechanism 4, the air duct 5, the liquid inlet pipe 6 and the guide rod are all in the prior art, and are not repeated here; specifically, the outer sealing ring groove 34 is arranged outside the sealing rubber cushion groove 33, so that when the sealing ring in the sealing rubber cushion groove 33 is damaged, high-temperature gas or stock solution can leak into the guide groove 35, and enters the heat exchange plate protection hole 36 from the guide groove 35, so that the pressure sensor senses the high-temperature gas or stock solution, and the operation and maintenance of the equipment are stopped for the first time; when the heat exchange plate body 31 is installed after the seal rings are replaced, the conical ring bodies 71 of the adjacent heat exchange plate bodies 31 are inserted into the inner positioning conical holes 73 of the adjacent conical ring bodies 71, high-pressure gas flows into the heat exchange corrugated grooves 32 through the liquid guide holes 74, and the positions of the adjacent heat exchange plate bodies 31 are corrected along with extrusion when the inner positioning conical holes 73 are matched with the conical ring bodies 71.

The above description of the specific embodiments of the present utility model has been given by way of example only, and the present utility model is not limited to the above description of the specific embodiments. Any equivalent modifications and substitutions for the present utility model will occur to those skilled in the art, and are also within the scope of the present utility model. Accordingly, equivalent changes and modifications are intended to be included within the scope of the present utility model without departing from the spirit and scope thereof.

Claims

1. The utility model provides a preparation zinc sulfate evaporation condenser, includes fixed plate (1), movable plate (2), heat transfer slab (3), pull rod mechanism (4), air duct (5), feed liquor pipe (6) and guide arm, a plurality of pieces heat transfer slab (3) set up between fixed plate (1) and movable plate (2), fixed plate (1) is connected with movable plate (2) through a plurality of pull rod mechanism (4), two air duct (5) and feed liquor pipe (6) are connected on fixed plate (1), movable plate (2) sliding connection is on the guide arm; the fixing plate (1) comprises a plate body (11), wherein an air inlet (12), a liquid inlet (13), a liquid outlet (14) and an air outlet (15) which are communicated with the air duct (5) and the liquid inlet pipe (6) are arranged on the plate body (11); a guide rod hole (19) for a guide rod to pass through is formed in the movable plate (2); the method is characterized in that: the heat exchange plate (3) comprises a heat exchange plate body (31), a heat exchange corrugated groove (32), a sealing rubber pad groove (33) and an outer sealing ring groove (34) are sequentially formed in the heat exchange plate body (31) from inside to outside, 4 diversion holes are formed in the heat exchange plate body (31), and sealing rings are arranged in the sealing rubber pad groove (33) and the outer sealing ring groove (34); the air inlet (12), the liquid inlet (13), the liquid outlet (14), the air outlet (15) and the diversion holes are all provided with positioning coils (7).

2. A process for preparing zinc sulfate as claimed in claim 1, wherein: the positioning spiral ring (7) comprises a conical ring body (71), wherein a positioning conical hole (73) is formed in the inner ring of the conical ring body (71), and a plurality of liquid guide holes (74) are formed in the side wall of the conical ring body (71).

3. A process for preparing zinc sulfate as claimed in claim 2, wherein: a diversion trench (35) is arranged between the sealing rubber gasket groove (33) and the outer sealing ring groove (34) of the heat exchange plate body (31), a heat exchange plate protection hole (36) is formed in the diversion trench (35), and a protection hole (16) communicated with the heat exchange plate protection hole (36) is formed in the fixed plate (1).

4. A process for preparing zinc sulfate as claimed in claim 3, wherein: the outer ring of the conical ring body (71) is provided with external threads (72), and the air inlet (12), the liquid inlet (13), the liquid outlet (14), the air outlet (15) and the inner wall of the flow guide hole are provided with internal threads matched with the external threads (72).

5. A process for preparing zinc sulfate by evaporation condenser as defined in claim 4, wherein: the movable plate (2) is provided with a pulley (18), and the pulley (18) is in rolling connection with the guide rod.

6. A process for preparing zinc sulfate by evaporation condenser as defined in claim 5, wherein: and the protection hole (16) is provided with a pressure sensor.

7. A process for preparing zinc sulfate by evaporation condenser as defined in claim 6, wherein: the positioning device also comprises a positioning rod, and a positioning groove (17) matched with the positioning rod is formed in the movable plate (2).