A vacuum constant temperature concentration equipment for zinc sulfate heptahydrate

Abstract

The utility model discloses a zinc sulfate heptahydrate vacuum constant temperature concentration device, comprising a vacuum constant temperature concentration device body, wherein the top inner wall of the vacuum constant temperature concentration device body is rotatably connected with a stirring shaft, the outer wall of the stirring shaft is fixedly connected with symmetrically distributed support rods, and one end of the support rod away from the stirring shaft is fixedly connected with a stirring paddle. When in use, a motor is started, and the output shaft of the motor rotates to drive the stirring shaft to rotate, and then drives the stirring paddle and the scraper rod to rotate, so as to accelerate the concentration speed in the vacuum constant temperature concentration device body, and the steam generated in the concentration process is discharged through a steam pipe, and a water pump is started, and the water pump at the lower right side transports the cooling water in the condensation water tank to the condensation pipe through a transport pipe, so as to condense the steam in the steam pipe, and the steam is condensed into water droplets and then converges to the connecting pipe and enters the collection box for collection, and at the same time, an adsorption membrane adsorbs the zinc sulfate heptahydrate, so as to facilitate steam recovery.

Description

Technical Field

[0001] The utility model relates to the field of zinc sulfate heptahydrate production, in particular to a vacuum constant temperature concentration device for zinc sulfate heptahydrate. Background Art

[0002] Zinc sulfate heptahydrate is an inorganic compound, commonly known as zinc sulfate. It is a colorless orthorhombic prismatic crystal, a white crystalline powder, soluble in water and slightly soluble in ethanol. Zinc sulfate heptahydrate can be used as a mordant, wood preservative, bleaching agent in the papermaking industry, and is also used in medicine, artificial fibers, electrolysis, electroplating, pesticides, and the production of zinc salts.

[0003] The present application is an improvement on the prior art. In the prior art, it is not convenient to recover steam in the existing zinc sulfate heptahydrate vacuum constant temperature concentration equipment. Under the natural cooling environment, the steam collection rate is low. In addition, during the concentration process, part of the zinc sulfate heptahydrate will be mixed in the steam and discharged, and the recovery efficiency is low. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a vacuum constant temperature concentration device for zinc sulfate heptahydrate.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A zinc sulfate heptahydrate vacuum constant temperature concentration device comprises a vacuum constant temperature concentration device body, wherein the top inner wall of the vacuum constant temperature concentration device body is rotatably connected to a stirring shaft, the outer wall of the stirring shaft is fixedly connected to symmetrically distributed support rods, one end of the support rod away from the stirring shaft is fixedly connected to a stirring paddle, a steam pipe is fixedly connected to one side of the top of the vacuum constant temperature concentration device body, a condenser is fixedly sleeved on the outer wall of the steam pipe, a bellows is fixedly connected to the bottom end of the steam pipe, one end of the bellows away from the steam pipe is fixedly connected to a connecting pipe, a sealing cover is fixedly sleeved on the bottom outer wall of the connecting pipe, a collecting box is installed at the bottom of the sealing cover, a mounting frame is slidably connected to the bottom inner wall of the connecting pipe, an adsorption film is fixedly connected to the inner wall of the mounting frame, a swivel is rotatably connected to the bottom of the mounting frame, the bottom of the swivel is fixedly connected to connecting rods symmetrically distributed in the center, one end of the connecting rod away from the mounting frame is fixedly connected to a limiting rod, the outer wall of the connecting pipe is fixedly connected to a limiting sleeve symmetrically distributed in the center, and the limiting sleeve is adapted to the limiting rod.

[0007] As a further solution of the utility model: a condensation water tank fixedly connected to the outer wall of the vacuum constant temperature concentration equipment body is provided below the steam pipe, a water pump is fixedly connected to the top of the condensation water tank, a delivery pipe is fixedly connected to the condensation pipe, and the delivery pipe is fixedly connected to the water pump.

[0008] As a further solution of the utility model: the number of the water pumps and delivery pipes are both two, one of the delivery pipes is located at the bottom of the side of the condenser away from the vacuum constant temperature concentration equipment body, and the other delivery pipe is located at the top of the side of the condenser close to the vacuum constant temperature concentration equipment body, one of the delivery pipes is fixedly connected to the water outlet of one of the water pumps, and the other delivery pipe is fixedly connected to the water inlet of the other water pump.

[0009] As a further solution of the utility model: a plurality of groups of through holes distributed at equal intervals are provided on the stirring paddle, and a scraper rod is fixedly connected to the bottom of the stirring paddle.

[0010] As a further solution of the utility model: a motor is fixedly connected to the top outer wall of the vacuum constant temperature concentration equipment body, and the output shaft of the motor is fixedly connected to the stirring shaft.

[0011] The utility model has the following beneficial effects:

[0012] 1. In the utility model, when in use, the motor is started, the output shaft of the motor rotates to drive the stirring shaft to rotate, and then drives the stirring paddle and the scraper to rotate, accelerating the concentration speed in the vacuum constant temperature concentration equipment body, the steam generated during the concentration process is discharged through the steam pipe, the water pump is started, and the water pump on the lower right side transports the cooling water in the condensation water tank to the condensation pipe through the delivery pipe, thereby condensing the steam in the steam pipe, and the steam condenses into water droplets and then flows to the connecting pipe and enters the collection box for collection, and at the same time, the adsorption membrane adsorbs zinc sulfate heptahydrate, which is convenient for steam recovery;

[0013] 2. In the utility model, when collecting zinc sulfate heptahydrate on the adsorption film, it is only necessary to rotate the connecting rod to rotate the rotating ring, and then the rotation of the rotating ring drives the two connecting rods to rotate, so that the connecting rod drives the limiting rod to rotate and then disengage from the limiting sleeve. At this time, the installation frame and the adsorption film can be pulled out, and the zinc sulfate heptahydrate can be collected, which is convenient for installation and disassembly, and convenient for collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of a vacuum constant temperature concentration device for zinc sulfate heptahydrate proposed by the utility model;

[0015] Figure 2 This is a bottom view of the connecting pipe of a vacuum constant temperature concentration device for zinc sulfate heptahydrate proposed by the utility model;

[0016] Figure 3 For the utility model Figure 1 A is an enlarged structural diagram of FIG.

[0017] Legend:

[0018] Vacuum constant temperature concentration equipment body 1, stirring shaft 2, support rod 3, stirring paddle 4, through hole 5, scraper rod 6, motor 7, steam pipe 8, condenser 9, delivery pipe 10, water pump 11, condensate tank 12, bellows 13, connecting pipe 14, sealing cover 15, collecting box 16, installation frame 17, adsorption film 18, connecting rod 19, limit rod 20, limit sleeve 21, swivel 22. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and 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 therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] Reference Figure 1-3The utility model provides a zinc sulfate heptahydrate vacuum constant temperature concentration device, comprising a vacuum constant temperature concentration device body 1, the top inner wall of the vacuum constant temperature concentration device body 1 is rotatably connected to a stirring shaft 2, the outer wall of the stirring shaft 2 is fixedly connected to symmetrically distributed support rods 3, the end of the support rod 3 away from the stirring shaft 2 is fixedly connected to a stirring paddle 4, a steam pipe 8 is fixedly connected to one side of the top of the vacuum constant temperature concentration device body 1, a condenser 9 is fixedly sleeved on the outer wall of the steam pipe 8, a bellows 13 is fixedly connected to the bottom end of the steam pipe 8, and the end of the bellows 13 away from the steam pipe 8 is fixedly connected to a connection Tube 14, the bottom outer wall of the connecting tube 14 is fixedly sleeved with a sealing cover 15, the bottom of the sealing cover 15 is installed with a collecting box 16, the bottom inner wall of the connecting tube 14 is slidably connected with a mounting frame 17, the inner wall of the mounting frame 17 is fixedly connected with an adsorption film 18, the bottom of the mounting frame 17 is rotatably connected with a swivel 22, the bottom of the swivel 22 is fixedly connected with a connecting rod 19 distributed symmetrically with the center, the end of the connecting rod 19 away from the mounting frame 17 is fixedly connected with a limiting rod 20, the outer wall of the connecting tube 14 is fixedly connected with a limiting sleeve 21 distributed symmetrically with the center, and the limiting sleeve 21 is adapted to the limiting rod 20.

[0022] A condensation water tank 12 fixedly connected to the outer wall of the vacuum constant temperature concentration equipment body 1 is provided below the steam pipe 8, a water pump 11 is fixedly connected to the top of the condensation water tank 12, a delivery pipe 10 is fixedly connected to the condenser pipe 9, and the delivery pipe 10 is fixedly connected to the water pump 11.

[0023] There are two water pumps 11 and two delivery pipes 10, one of which is located at the bottom of the side of the condenser 9 away from the vacuum constant temperature concentration equipment body 1, and the other is located at the top of the side of the condenser 9 close to the vacuum constant temperature concentration equipment body 1. One of the delivery pipes 10 is fixedly connected to the water outlet of one of the water pumps 11, and the other delivery pipe 10 is fixedly connected to the water inlet of the other water pump 11.

[0024] The stirring paddle 4 is provided with a plurality of through holes 5 which are evenly distributed. A scraper rod 6 is fixedly connected to the bottom of the stirring paddle 4 .

[0025] A motor 7 is fixedly connected to the top outer wall of the vacuum constant temperature concentration equipment body 1 , and the output shaft of the motor 7 is fixedly connected to the stirring shaft 2 .

[0026] Working principle:

[0027] In the present application, when in use, the motor 7 is started, the output shaft of the motor 7 rotates to drive the stirring shaft 2 to rotate, and then drives the stirring paddle 4 and the scraper 6 to rotate, thereby accelerating the concentration speed in the vacuum constant temperature concentration equipment body 1, and the steam generated during the concentration process is discharged through the steam pipe 8, and the water pump 11 is started. The water pump 11 on the lower right side transports the cooling water in the condensation water tank 12 to the condensation pipe 9 through the delivery pipe 10, thereby condensing the steam in the steam pipe 8. After the steam condenses into water droplets, it converges to the connecting pipe 14 and enters the collecting box 16 for collection. At the same time, the adsorption membrane 18 adsorbs zinc sulfate heptahydrate to facilitate steam recovery;

[0028] In the present application, when collecting zinc sulfate heptahydrate on the adsorption film 18, it is only necessary to rotate the connecting rod 19 to rotate the rotating ring 22, and then the rotating ring 22 rotates to drive the two connecting rods 19 to rotate, so that the connecting rod 19 drives the limiting rod 20 to rotate and then disengage from the limiting sleeve 21. At this time, the installation frame 17 and the adsorption film 18 can be pulled out, and the zinc sulfate heptahydrate can be collected, which is convenient for installation and disassembly, and convenient for collection;

[0029] The outer wall of the installation frame 17 is provided with a sealing ring for sealing the installation frame 17 and the adsorption membrane 18 after installation.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A zinc sulfate heptahydrate vacuum constant temperature concentration device, comprising a vacuum constant temperature concentration device body (1), characterized in that: The top inner wall of the vacuum constant temperature concentration device body (1) is rotatably connected to a stirring shaft (2); the outer wall of the stirring shaft (2) is fixedly connected to symmetrically distributed support rods (3); one end of the support rod (3) away from the stirring shaft (2) is fixedly connected to a stirring paddle (4); one side of the top of the vacuum constant temperature concentration device body (1) is fixedly connected to a steam pipe (8); the outer wall of the steam pipe (8) is fixedly sleeved with a condenser pipe (9); the bottom end of the steam pipe (8) is fixedly connected to a bellows (13); the end of the bellows (13) away from the steam pipe (8) is fixedly connected to a connecting pipe (14); the bottom outer wall of the connecting pipe (14) is fixedly sleeved with a sealing A sealing cover (15), wherein a collecting box (16) is installed at the bottom of the sealing cover (15), a mounting frame (17) is slidably connected to the inner wall of the bottom of the connecting tube (14), an adsorption film (18) is fixedly connected to the inner wall of the mounting frame (17), a rotating ring (22) is rotatably connected to the bottom of the mounting frame (17), a connecting rod (19) symmetrically distributed at the center is fixedly connected to the bottom of the rotating ring (22), an end of the connecting rod (19) away from the mounting frame (17) is fixedly connected to a limiting rod (20), and a limiting sleeve (21) symmetrically distributed at the center is fixedly connected to the outer wall of the connecting tube (14), and the limiting sleeve (21) is adapted to match the limiting rod (20).

2. The zinc sulfate heptahydrate vacuum constant temperature concentration equipment according to claim 1, characterized in that: A condensation water tank (12) fixedly connected to the outer wall of the vacuum constant temperature concentration equipment body (1) is provided below the steam pipe (8); a water pump (11) is fixedly connected to the top of the condensation water tank (12); a delivery pipe (10) is fixedly connected to the condensation pipe (9), and the delivery pipe (10) is fixedly connected to the water pump (11).

3. A zinc sulfate heptahydrate vacuum constant temperature concentration equipment according to claim 2, characterized in that: The number of the water pump (11) and the delivery pipe (10) is two, one of the delivery pipes (10) is located at the bottom of the side of the condenser (9) away from the vacuum constant temperature concentration equipment body (1), and the other delivery pipe (10) is located at the top of the side of the condenser (9) close to the vacuum constant temperature concentration equipment body (1), one of the delivery pipes (10) is fixedly connected to the water outlet of one of the water pumps (11), and the other delivery pipe (10) is fixedly connected to the water inlet of another water pump (11).

4. The zinc sulfate heptahydrate vacuum constant temperature concentration equipment according to claim 1, characterized in that: The stirring paddle (4) is provided with a plurality of groups of through holes (5) distributed at equal intervals, and a scraper rod (6) is fixedly connected to the bottom of the stirring paddle (4).

5. The zinc sulfate heptahydrate vacuum constant temperature concentration equipment according to claim 1, characterized in that: A motor (7) is fixedly connected to the top outer wall of the vacuum constant temperature concentration equipment body (1), and an output shaft of the motor (7) is fixedly connected to the stirring shaft (2).

Images