CN210683241U

CN210683241U - Reactor for preparing nickel nitrate

Info

Publication number: CN210683241U
Application number: CN201921213374.6U
Authority: CN
Inventors: 张庆军; 王六平; 李智
Original assignee: Huaihua Heng'an Petrochemical Co ltd
Current assignee: Huaihua Heng'an Petrochemical Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-06-05
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a reactor for nickel nitrate preparation, which comprises a bracket body, a cover body and a reaction kettle, wherein a hydraulic cylinder is arranged at the top of the bracket body, a supporting plate is fixedly arranged on a piston rod of the hydraulic cylinder, a shell and a motor are arranged at the top of the supporting plate, a motor output shaft is provided with a driving gear, the driving gear is in meshing transmission with a driven gear on a rotating shaft, the rotating shaft vertically penetrates through the supporting plate and the cover body and extends into the reaction kettle, the lower end of the rotating shaft is equidistantly provided with a stirring rod, the cover body is provided with a feeding port and a connecting seat, and; the side end of the reaction kettle is fixedly provided with a supporting boss, the supporting boss is provided with a clamping device and an acid burette, and the lower end of the acid burette is provided with an acid liquid feeding pipe. The utility model relates to a rationally, convenient to use can make nitric acid and nickel powder or nickel board fully react, can monitor the pH value in the reation kettle, and the purity of nickel nitrate preparation is improved to the quantity of interpolation and control nitric acid that can be convenient.

Description

Reactor for preparing nickel nitrate

Technical Field

The utility model relates to the technical field of nickel nitrate preparation, in particular to a reactor for nickel nitrate preparation.

Background

The common preparation method of nickel nitrate is to dissolve nickel powder or nickel sheet by nitric acid for preparation, the product purity is higher, and the method is a common method for preparing nickel nitrate, when nickel powder or nickel sheet reacts with nitric acid for preparing nickel nitrate, the nickel nitrate needs to be diluted, stirred and stood, but the following problems exist when the nickel nitrate is prepared by the existing general reaction kettle: 1. the stirring is not uniform, the stirring speed is too high, the nitric acid is splashed, the reaction is incomplete, raw materials are wasted, and the cost is high; 2. the pH value is difficult to detect and control in the preparation process, the addition amount is difficult to control when nitric acid is added, the purity of the nickel nitrate is easy to reduce, and the product quality is influenced; 3. during the agitator motor drive on the reation kettle, produce violent vibrations, transmit for the reation kettle body, reduce the life of the reation kettle body, the in-process that the lid was closing the lid or was uncapped with the reation kettle body to the kettle cover, and the lid mouth is collided with the deformation easily with the reation kettle body, reduces the holistic practicality of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at above problem, provide a reactor for nickel nitrate preparation, its reasonable in design, convenient to use can make nitric acid and nickel powder or nickel board fully react, can monitor the PH value in the reation kettle, and the purity of nickel nitrate preparation is improved to the quantity of interpolation and control nitric acid that can be convenient.

In order to realize the above purpose, the utility model adopts the technical scheme that: a reactor for preparing nickel nitrate comprises a support body, a cover body and a reaction kettle, wherein a hydraulic cylinder is arranged at the top of the support body through a bolt connection interval, a supporting plate in an inverted U-shaped structure is fixedly arranged at the end part of a piston rod of the hydraulic cylinder, a shell is arranged at the top of the supporting plate, a motor is connected to the inner wall of the top of the shell through a bolt, a driving gear is arranged on an output shaft of the motor, the driving gear is in meshing transmission with a driven gear at the upper end of a rotating shaft, the transmission ratio of the driving gear to the driven gear is greater than 1, the rotating shaft vertically penetrates through the supporting plate and the cover body and extends into the reaction kettle, stirring rods are arranged at the lower; a supporting boss is fixedly arranged at the side end of the reaction kettle, a clamping device and an acid burette are arranged on the supporting boss, and an acid feeding pipe is arranged at the lower end of the acid burette; the bottom of the reaction kettle is provided with a bracket which is fixed at the lower end of the bracket body through a connecting bolt.

Further, damping device is including the shock attenuation sleeve pipe of fixed setting in the backup pad bottom, and the inside activity of shock attenuation sleeve pipe sets up the shock attenuation pole, and twines on the shock attenuation pole and set up damping spring, and the shock attenuation pole tip is fixed mutually with the connecting seat through the bolt.

Further, clamping device includes that vertical symmetry sets up the fixed plate on supporting the boss, and the fixed plate side sets up fixed pipe, and fixed intraduct is provided with telescopic link and compression spring, and the telescopic link tip is provided with the clamp splice, and the clamp splice is the semicircle ring structure form that rubber materials made.

Furthermore, the acid liquor feeding pipe is a bent hollow pipe made of plastics, the top of the acid liquor feeding pipe is connected with a liquid outlet at the lower end of the acid burette, the lower end of the acid liquor feeding pipe extends into the reaction kettle, and a static sealing gasket is arranged between the acid liquor feeding pipe and the reaction kettle.

Further, the inside lateral wall of reation kettle is provided with the PH electrode that is used for detecting the PH value, and PH electrode and the PH display electric connection on the reation kettle outer wall.

Furthermore, a first water inlet pipe is arranged on the side wall of the reaction kettle, and a first control valve is arranged on the first water inlet pipe.

Further, a discharge pipe is arranged at the bottom of the reaction kettle, and a fourth control valve is arranged on the discharge pipe.

Furthermore, the bracket is in a cavity structure shape, a second water inlet pipe is arranged on the side wall of the bracket, a second control valve is arranged on the second water inlet pipe, a water outlet pipe is arranged at the lower end of the bracket, and a third control valve is arranged on the water outlet pipe.

Further, the bottom of the bracket body is provided with a roller.

Further, a bearing is arranged between the supporting plate and the rotating shaft.

The utility model has the advantages that: the utility model provides a reactor for nickel nitrate preparation, its reasonable in design, convenient to use can make nitric acid and nickel powder or nickel board fully react, can monitor the PH value in the reation kettle, and the purity of nickel nitrate preparation is improved to the quantity of interpolation and control nitric acid that can be convenient.

1. The utility model discloses be provided with driving gear and driven gear, driving gear and driven gear's drive ratio is greater than 1, slows down motor output speed, drives pivot low-speed rotation, is provided with the bearing between pivot and the backup pad, makes pivot rotation stability, and the puddler stirs effect to nitric acid and nickel powder, makes its quick reaction.

2. The utility model discloses be provided with damping device, telescopic link and compression spring in the damping device can play the effect of shock attenuation buffering effectively, take place the bruise when avoiding lid and reation kettle to close the lid, and the vibrations that produce when can be to motor drive weaken the whole life of improvement device.

3. The utility model discloses be provided with clamping device, clamping device can convenient and fast press from both sides the acid buret and press from both sides tightly fixed, and can not cause the clamp to hinder to the acid buret, causes the damage of acid buret, easy operation, and the practicality is stronger.

4. The utility model discloses be provided with acid buret and acidizing fluid inlet pipe, open the glass cock of acid buret lower extreme, just can be fast convenient get into reation kettle with nitric acid in, be favorable to the quantitative control to reactant nitric acid, also be favorable to adjusting reaction solution's pH value simultaneously.

5. The utility model discloses be provided with PH electrode and PH display, be favorable to the control to reaction solution pH value.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the middle damping device of the present invention.

Fig. 3 is a schematic structural view of the middle clamping device of the present invention.

Fig. 4 is a schematic sectional view at a-a in fig. 3.

The text labels in the figures are represented as: 1. a stent body; 2. a hydraulic cylinder; 3. a support plate; 4. a feeding port; 5. a damping device; 6. a connecting seat; 7. a cover body; 8. a PH display; 9. a first water inlet pipe; 10. a first control valve; 11. a second water inlet pipe; 12. a second control valve; 13. a bracket; 14. a reaction kettle; 15. a PH electrode; 16. a supporting seat; 17. a roller; 18. a water outlet pipe; 19. a third control valve; 20. a fourth control valve; 21. a discharge pipe; 22. a stirring rod; 23. a static sealing gasket; 24. an acid liquor feeding pipe; 25. supporting the boss; 26. a clamping device; 27. an acid burette; 28. a bearing; 29. a driven gear; 30. a housing; 31. a rotating shaft; 32. a motor; 33. a driving gear; 501. a shock-absorbing sleeve; 502. a damping spring; 503. a shock-absorbing lever; 2601. a clamping block; 2602. a telescopic rod; 2603. a compression spring; 2604. a fixed tube; 2605. and (7) fixing the plate.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

As shown in fig. 1-4, the specific structure of the present invention is: a reactor for preparing nickel nitrate comprises a bracket body 1, a cover body 7 and a reaction kettle 14, wherein hydraulic cylinders 2 are arranged at the top of the bracket body 1 through bolt connection intervals, a supporting plate 3 in an inverted U-shaped structure is fixedly arranged at the end part of a piston rod of the hydraulic cylinder 2, a shell 30 is arranged at the top of the supporting plate 3, the inner wall of the top of the shell 30 is connected with a motor 32 through bolts, an output shaft of the motor 32 is provided with a driving gear 33, and the driving gear 33 is engaged with the driven gear 29 at the upper end of the rotating shaft 31 for transmission, the transmission ratio of the driving gear 33 to the driven gear 29 is more than 1, the rotating shaft 31 vertically penetrates through the supporting plate 3 and the cover body 7 to extend into the reaction kettle 14, the lower end of the rotating shaft 31 is equidistantly provided with stirring rods 22, a driving motor 32, the rotating shaft 31 and the stirring rods 22 are used for stirring the reaction solution in the reaction kettle 14, the cover body 7 is provided with a feeding port 4 and a connecting seat 6, and the connecting seat 6 is connected with a damping device 5 at the lower end part of the supporting plate 3; a supporting boss 25 is fixedly arranged at the side end of the reaction kettle 14, a clamping device 26 and an acid burette 27 are arranged on the supporting boss 25, and an acid liquor feeding pipe 24 is arranged at the lower end of the acid burette 27; the bottom of the reaction kettle 14 is provided with a bracket 13, and the bracket 13 is fixed at the lower end of the bracket body 1 through a connecting bolt.

Referring to fig. 1 and 2, in order to buffer and attenuate the vibration generated when the motor 32 is driven, the damping device 5 includes a damping sleeve 501 fixedly disposed at the bottom of the supporting plate 3, a damping rod 503 is movably disposed inside the damping sleeve 501, a damping spring 502 is wound on the damping rod 503, and the end of the damping rod 503 is fixed to the connecting seat 6 through a bolt.

Referring to fig. 1, 3 and 4, in order to facilitate clamping and fixing the acid burette 27, the clamping device 26 includes a fixing plate 2605 vertically and symmetrically disposed on the supporting boss 25, a fixing tube 2604 is disposed on a side surface of the fixing plate 2605, a telescopic rod 2602 and a compression spring 2603 are disposed inside the fixing tube 2604, a clamping block 2601 is disposed at an end of the telescopic rod 2602, the clamping block 2601 is in a semi-circular structure made of rubber material, so that an inner ring of the clamping block 2601 can be in contact with the acid burette 27, and when the acid burette 27 is clamped and fixed, the acid burette 27 is not damaged.

Referring to fig. 1 and 3, in order to facilitate adding nitric acid into the reaction kettle 14, the acid liquid feeding pipe 24 is a bent hollow pipe made of plastic, the top of the acid liquid feeding pipe 24 is connected to a liquid outlet at the lower end of the acid burette 27, the lower end of the acid liquid feeding pipe 24 extends into the reaction kettle 14, and a static sealing gasket 23 is disposed between the acid liquid feeding pipe 24 and the reaction kettle 14, so as to facilitate forming a seal between the acid liquid feeding pipe 24 and the reaction kettle 14.

Referring to fig. 1, in order to monitor the reaction solution inside the reaction kettle 14, a PH electrode 15 for detecting a PH value is disposed on a side wall inside the reaction kettle 14, and the PH electrode 15 is electrically connected to a PH display 8 on an outer wall of the reaction kettle 14.

Referring to fig. 1, in order to facilitate the dilution operation of adding distilled water during the preparation process, a first water inlet pipe 9 is disposed on the sidewall of the reaction kettle 14, and a first control valve 10 is disposed on the first water inlet pipe 9, so as to facilitate the control of the on-off of the first water inlet pipe 9.

Referring to fig. 1, in order to facilitate the discharging operation of the solution in the reaction kettle 14, a discharging pipe 21 is disposed at the bottom of the reaction kettle 14, and a fourth control valve 20 is disposed on the discharging pipe 21 to facilitate the on-off control of the discharging pipe 21.

Referring to fig. 1, in order to facilitate the rapid cooling operation of the solution in the reaction kettle 14, the bracket 13 is in a cavity structure, a second water inlet pipe 11 is disposed on a side wall of the bracket 13 and used for injecting water with a cooling effect into the bracket 13, a second control valve 12 is disposed on the second water inlet pipe 11 and is beneficial to controlling on/off of the second water inlet pipe 11, a water outlet pipe 18 is disposed at a lower end of the bracket 13, a third control valve 19 is disposed on the water outlet pipe 18, and the water in the bracket 13 can be discharged by opening the third control valve 19.

Referring to fig. 1, in order to improve the overall moving performance of the device, the bottom of the bracket body 1 is provided with a roller 17.

Referring to fig. 1, in order to improve the rotational stability of the rotating shaft 31, a bearing 28 is disposed between the supporting plate 3 and the rotating shaft 31.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A reactor for preparing nickel nitrate is characterized by comprising a support body (1), a cover body (7) and a reaction kettle (14), wherein hydraulic cylinders (2) are arranged at the top of the support body (1) at intervals through bolt connection, a supporting plate (3) is fixedly arranged at the end part of a piston rod of each hydraulic cylinder (2), a shell (30) is arranged at the top of each supporting plate (3), the inner wall of the top of each shell (30) is connected with a motor (32) through bolts, a driving gear (33) is arranged at an output shaft of each motor (32), the driving gear (33) is in meshed transmission with a driven gear (29) at the upper end of a rotating shaft (31), the rotating shaft (31) vertically penetrates through the supporting plate (3) and the cover body (7) and extends into the reaction kettle (14), the lower end of the rotating shaft (31) is equidistantly provided with stirring rods (22), the cover body (7) is provided with a feeding port (4) and a connecting seat (6), and the connecting seat (6) is connected with a damping device (5) at the lower end part of the supporting plate (3); a supporting boss (25) is fixedly arranged at the side end of the reaction kettle (14), a clamping device (26) and an acid burette (27) are arranged on the supporting boss (25), and an acid liquid feeding pipe (24) is arranged at the lower end of the acid burette (27); the bottom of the reaction kettle (14) is provided with a bracket (13), and the bracket (13) is fixed at the lower end of the bracket body (1) through a connecting bolt.

2. The reactor for preparing nickel nitrate according to claim 1, wherein the damping device (5) comprises a damping sleeve (501) fixedly arranged at the bottom of the supporting plate (3), a damping rod (503) is movably arranged in the damping sleeve (501), a damping spring (502) is wound on the damping rod (503), and the end part of the damping rod (503) is fixed with the connecting seat (6) through a bolt.

3. The reactor for preparing the nickel nitrate according to the claim 1, wherein the clamping device (26) comprises fixing plates (2605) vertically and symmetrically arranged on the supporting boss (25), a fixing tube (2604) is arranged on the side surface of the fixing plate (2605), an expansion link (2602) and a compression spring (2603) are arranged in the fixing tube (2604), a clamping block (2601) is arranged at the end part of the expansion link (2602), and the clamping block (2601) is in a semicircular structure made of rubber materials.

4. The reactor for preparing nickel nitrate according to claim 1, wherein the acid liquid feeding pipe (24) is a bent hollow pipe made of plastic, the top of the acid liquid feeding pipe (24) is connected with a liquid outlet at the lower end of the acid burette (27), the lower end of the acid liquid feeding pipe (24) extends into the reaction kettle (14), and a static sealing gasket (23) is arranged between the acid liquid feeding pipe (24) and the reaction kettle (14).

5. The reactor for preparing the nickel nitrate, according to the claim 1, characterized in that the inner side wall of the reaction kettle (14) is provided with a PH electrode (15) for detecting the PH value, and the PH electrode (15) is electrically connected with a PH display (8) on the outer wall of the reaction kettle (14).

6. The reactor for preparing the nickel nitrate according to the claim 1, characterized in that a first water inlet pipe (9) is arranged on the side wall of the reaction kettle (14), and a first control valve (10) is arranged on the first water inlet pipe (9).

7. The reactor for preparing the nickel nitrate, according to the claim 1, is characterized in that the bottom of the reaction kettle (14) is provided with a discharge pipe (21), and the discharge pipe (21) is provided with a fourth control valve (20).

8. The reactor for preparing the nickel nitrate according to the claim 1, wherein the bracket (13) is in a cavity structure shape, a second water inlet pipe (11) is arranged on the side wall of the bracket (13), a second control valve (12) is arranged on the second water inlet pipe (11), a water outlet pipe (18) is arranged at the lower end of the bracket (13), and a third control valve (19) is arranged on the water outlet pipe (18).

9. The reactor for preparing nickel nitrate according to claim 1, characterized in that the bottom of the bracket body (1) is provided with rollers (17).

10. A reactor for the preparation of nickel nitrate according to claim 1, characterized in that a bearing (28) is arranged between the support plate (3) and the rotating shaft (31).