CN218130503U

CN218130503U - Sealing device for phosphoric acid purification

Info

Publication number: CN218130503U
Application number: CN202222230238.6U
Authority: CN
Inventors: 尹兴德
Original assignee: Yunnan Chengjiang Tianchen Phosphate Fertilizer Co ltd
Current assignee: Yunnan Chengjiang Tianchen Phosphate Fertilizer Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-27
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a phosphoric acid purifies uses sealing device, including phosphoric acid purifying box and upper cover, phosphoric acid purifying box is seted up flutedly, and installs first sealed pad in the recess, phosphoric acid purifying box surface mounting has first fixed plate, phosphoric acid purifying box fixed surface installs the pneumatic cylinder, and the pneumatic cylinder output is connected with the second fixed plate, second fixed plate and upper cover fixed connection, the lug is installed to the upper cover bottom, and the lug surface mounting has the sealed pad of second. The utility model discloses in, the pneumatic cylinder can drive first fixed plate and reciprocate, conveniently opens phosphoric acid purifying box and upper cover and is closed, when closed, inserts the lug inside the recess, sealing up through first sealed pad and second, fixing first fixed plate and second fixed plate through fixing bolt, the increase is connected stably, promotes and connects sealing performance, prevents that gas from spilling over, promotes the security performance.

Description

Sealing device for phosphoric acid purification

Technical Field

The utility model relates to a phosphoric acid preparation technical field especially relates to a phosphoric acid purifies uses sealing device.

Background

Phosphoric acid obtained by decomposing phosphate ore with sulfuric acid, nitric acid or hydrochloric acid is collectively called wet-process phosphoric acid, and the method of decomposing phosphate ore with sulfuric acid to obtain phosphoric acid is the most basic method in the production of wet-process phosphoric acid. The wet production is to decompose the powdered rock phosphate by inorganic acid, separate out crude phosphoric acid and purify to obtain the phosphoric acid product. The cost of the wet-process phosphoric acid is 20-30% lower than that of the wet-process phosphoric acid, the prepared wet-process phosphoric acid can be processed and used only after being purified, the types of impurities in the wet-process phosphoric acid are complex, and different methods can be selected for purification according to the requirements on the quality of the phosphoric acid in production.

The prior art has the following problems:

in order to remove various impurity types in the crude phosphoric acid, different settling agents are required to be added into the crude phosphoric acid to settle and purify the crude phosphoric acid, the inner surface of a used container is easily corroded by acid liquor scouring for a long time in the purification process of the crude phosphoric acid, a worker is often required to open the used container to clean or maintain the inside of the container, the container is often opened, and if the sealing effect is not good, gas overflows, so that the potential hazard is caused.

We have therefore proposed a sealing device for phosphoric acid purification that addresses the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sealing device for phosphoric acid purification.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a phosphoric acid purifies uses sealing device, includes phosphoric acid purifying box and upper cover, phosphoric acid purifying box sets up flutedly, and installs in the recess and seal up the pad first, phosphoric acid purifying box surface mounting has first fixed plate, phosphoric acid purifying box fixed surface installs the pneumatic cylinder, and the pneumatic cylinder output is connected with the second fixed plate, and second fixed plate spiral mounting has fixing bolt, second fixed plate and upper cover fixed connection, the lug is installed to the upper cover bottom, and lug outer surface mounting has the second to seal up, phosphoric acid purifying box is provided with the hot plate.

Preferably, the feeder hopper is installed to phosphoric acid purification case top, and the feeder hopper installs the material lid through the hinge, electric telescopic handle is installed on the feeder hopper top, and the electric telescopic handle output is connected with the second motor, the second motor output is connected with the transmission shaft, and transmission shaft surface mounting has the puddler, the transmission shaft bottom is connected with the dispersion plate, the liquid outlet is installed to phosphoric acid purification case bottom, and the valve is installed to the liquid outlet.

Preferably, a first motor is installed at the bottom end of the phosphoric acid purifying tank, the output end of the first motor is connected with a screw rod, the surface of the lower half part of the screw rod is provided with a stirring blade, the upper half part of the screw rod is spirally connected with a thread cylinder, and the thread cylinder is connected with a filter screen.

Preferably, the projection and the groove are both arranged in a circular ring shape.

Preferably, the inserted bar is installed through the fixed block to phosphoric acid purifying box internal surface, inserted bar and filter screen sliding connection, the baffle is installed to the upper cover inner wall.

Preferably, the phosphoric acid purifying box is provided with supporting legs, the supporting legs are provided with a plurality of groups, and the plurality of groups of supporting legs are uniformly distributed on the bottom surface of the phosphoric acid purifying box.

Preferably, a control panel is arranged on the surface of the phosphoric acid purifying box.

Compared with the prior art, the utility model has the advantages that;

1. the utility model discloses, through setting up the recess, first sealed pad, the lug, the sealed pad of second, the pneumatic cylinder, first fixed plate, second fixed plate and fixing bolt's cooperation is used, conveniently open phosphoric acid purifying box, rinse the inside, and have good leakproofness, through setting up the pneumatic cylinder, can drive first fixed plate and reciprocate, thereby it reciprocates to drive the upper cover, conveniently open phosphoric acid purifying box and upper cover and closed, when closed, insert the lug inside the recess, seal up through first sealed pad and second, fixing first fixed plate and second fixed plate through fixing bolt, it is stable to increase to connect, promote and connect sealing performance, prevent that gas from spilling over, promote the security performance.

2. The utility model discloses, through setting up the loading hopper, electric telescopic handle, the second motor, the cooperation of puddler and dispersion board is used, it is inside to spill the entering phosphoric acid purifying box to subside the agent dispersion, the improvement contact, fully purify, it is inside to pour the agent into the loading hopper, electric telescopic handle stretches out, the second motor drives the transmission shaft simultaneously, puddler and dispersion board rotate, make the agent that subsides in the feeder hopper fall to the dispersion board surface, under the rotation of dispersion board, it is unrestrained to subside the agent dispersion, promote settlement efficiency, simultaneously inside sets up the filter screen, filter phosphoric acid liquid, filter inside impurity, first motor carries out the positive and negative rotation, it flows to inside solution to drive the stirring leaf, when the upper cover is opened, first motor corotation, through lead screw and screw thread section of thick bamboo, can dismantle the filter screen and wash and change.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below.

FIG. 1 is a schematic structural view of a sealing device for phosphoric acid purification according to the present invention;

FIG. 2 is an enlarged schematic view of a sealing device A for phosphoric acid purification according to the present invention;

FIG. 3 is a schematic view of the inside of a feed hopper of a sealing device for phosphoric acid purification according to the present invention;

fig. 4 is a schematic diagram of a filter screen of the sealing device for phosphoric acid purification according to the present invention.

Illustration of the drawings:

1. a phosphoric acid purification box; 2. a hydraulic cylinder; 3. an upper cover; 4. a screw rod; 5. a feed hopper; 6. a filter screen; 7. stirring blades; 8. a support leg; 9. a liquid outlet; 10. a first motor; 11. a threaded barrel; 12. heating plates; 13. inserting a rod; 14. a control panel; 15. a first gasket; 16. a groove; 17. a bump; 18. a first fixing plate; 19. a second fixing plate; 20. fixing the bolt; 21. a baffle plate; 22. an electric telescopic rod; 23. covering the material; 24. a second motor; 25. a drive shaft; 26. a stirring rod; 27. a dispersion plate; 28. a second gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1-4, a sealing device for phosphoric acid purification comprises a phosphoric acid purification box 1 and an upper cover 3, wherein a groove 16 is formed in the phosphoric acid purification box 1, a first sealing gasket 15 is installed in the groove 16, a first fixing plate 18 is installed on the surface of the phosphoric acid purification box 1, a hydraulic cylinder 2 is fixedly installed on the surface of the phosphoric acid purification box 1, the output end of the hydraulic cylinder 2 is connected with a second fixing plate 19, a fixing bolt 20 is spirally installed on the second fixing plate 19, the second fixing plate 19 is fixedly connected with the upper cover 3, a bump 17 is installed at the bottom end of the upper cover 3, a second sealing gasket 28 is installed on the outer surface of the bump 17, the phosphoric acid purification box 1 is provided with a heating plate 12, the bump 17 and the groove 16 are both arranged in a circular ring shape, the phosphoric acid purification box 1 is provided with supporting legs 8, the supporting legs 8 are provided with multiple groups, and the multiple groups of supporting legs 8 are uniformly distributed on the bottom end surface of the phosphoric acid purification box 1.

In this embodiment: through setting up recess 16, first sealed pad 15, lug 17, the sealed pad 28 of second, pneumatic cylinder 2, first fixed plate 18, second fixed plate 19 and fixing bolt 20's cooperation is used, conveniently open phosphoric acid purifying box 1, wash the inside, and have good leakproofness, through setting up pneumatic cylinder 2, can drive first fixed plate 18 and reciprocate, thereby drive upper cover 3 and reciprocate, conveniently open phosphoric acid purifying box 1 and upper cover 3 and be closed, when closed, insert lug 17 inside recess 16, sealing up through first sealed pad 15 and the sealed pad 28 of second, fixing first fixed plate 18 and second fixed plate 19 through fixing bolt 20, increase and connect stably, promote and connect sealing performance, prevent that gas from overflowing, promote the security performance.

Specifically, feeder hopper 5 is installed on 1 top of phosphoric acid purifying box, and feeder hopper 5 installs material lid 23 through the hinge, electric telescopic handle 22 is installed on 5 tops of feeder hopper, and electric telescopic handle 22 output is connected with second motor 24, second motor 24 output is connected with

transmission shaft

25, and 25 surface mounting of transmission shaft have puddler 26, transmission shaft 25 bottom is connected with dispersion plate 27, liquid outlet 9 is installed to 1 bottom of phosphoric acid purifying box, and liquid outlet 9 installs the valve.

In this embodiment: through setting up the loading hopper, electric telescopic handle 22, second motor 24, the cooperation of puddler 26 and dispersion board 27 is used, inside the scattered entering phosphoric acid purifying box 1 that will subside the agent, improve the contact, fully purify, pour the agent into the loading hopper inside with subsiding, electric telescopic handle 22 stretches out, second motor 24 drives transmission shaft 25 simultaneously, puddler 26 and dispersion board 27 rotate, make the agent that subsides in the feeder hopper 5 fall to dispersion board 27 surface, under the rotation of dispersion board 27, it is unrestrained to subside the agent dispersion, promote settlement efficiency, inside simultaneously sets up filter screen 6, filter phosphoric acid liquid, filter inside impurity, first motor 10 carries out positive and negative rotation, it flows to drive stirring leaf 7 internal solution, when upper cover 3 is opened, first motor 10 corotation, through lead screw 4 and threaded barrel 11, can dismantle filter screen 6 and wash and change.

Specifically, first motor 10 is installed to 1 bottom of phosphoric acid purifying box, and the output of first motor 10 is connected with lead screw 4, 4 lower half surface mounting of lead screw have stirring leaf 7, 4 first screwed connection of lead screw has a screw section of thick bamboo 11, and a screw section of thick bamboo 11 is connected with filter screen 6, and inserted bar 13 is installed through the fixed block to 1 internal surface of phosphoric acid purifying box, inserted

bar

13 and 6 sliding connection of filter screen, baffle 21 is installed to 3 inner walls of upper cover.

In this embodiment: through setting up filter screen 6, filter phosphoric acid liquid, filter inside impurity, first motor 10 rotates just in reverse, drives stirring leaf 7 and flows to inside solution, and when upper cover 3 was opened, first motor 10 corotation through lead screw 4 and a screw section of thick bamboo 11, can dismantle filter screen 6 and wash and change.

Specifically, the surface of the phosphoric acid purification box 1 is provided with a control panel 14.

In this embodiment: the control panel 14 is arranged, so that the control panel 14 is convenient for the unified control and use of electric elements in the device, and the control circuit of the control panel 14 can be realized through simple programming by a person skilled in the art, which belongs to the common knowledge in the field, and the control mode and the circuit connection are not described in detail because the control circuit is only used without modification.

The working principle is as follows: the hydraulic cylinder 2 can drive the first fixing plate 18 to move up and down, thereby driving the upper cover 3 to move up and down, the phosphoric acid purifying box 1 and the upper cover 3 are conveniently opened and closed, when the hydraulic cylinder is closed, the lug 17 is inserted into the groove 16, the hydraulic cylinder is sealed with the second sealing gasket 28 through the first sealing gasket 15, the first fixing plate 18 and the second fixing plate 19 are fixed through the fixing bolt 20, the connection stability is increased, the connection sealing performance is improved, the gas overflow is prevented, the safety performance is improved, the settling agent is poured into the feeding hopper, the electric telescopic rod 22 extends, meanwhile, the second motor 24 drives the transmission shaft 25, the stirring rod 26 and the dispersion plate 27 rotate, the settling agent in the feeding hopper 5 falls onto the surface of the dispersion plate 27, the settling agent is scattered and scattered under the rotation of the dispersion plate 27, the settling efficiency is improved, meanwhile, the filter screen 6 is arranged inside, the phosphoric acid liquid is filtered, the internal impurities are filtered, the first motor 10 rotates forward and reversely, the stirring blades 7 are driven to flow the internal solution, when the upper cover 3 is opened, the first motor 10 rotates forward, the first motor 4 and the threaded cylinder 11 are cleaned, the filter screen 6 can be detached and can be replaced.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a phosphoric acid purifies uses sealing device, includes phosphoric acid purifying box (1) and upper cover (3), its characterized in that, phosphoric acid purifying box (1) is seted up flutedly (16), and installs in recess (16) and seal up first (15) of filling up, phosphoric acid purifying box (1) surface mounting has first fixed plate (18), phosphoric acid purifying box (1) fixed surface installs pneumatic cylinder (2), and pneumatic cylinder (2) output is connected with second fixed plate (19), and second fixed plate (19) spiral mounting has fixing bolt (20), second fixed plate (19) and upper cover (3) fixed connection, lug (17) are installed to upper cover (3) bottom, and lug (17) outer surface mounting has the sealed pad of second (28), phosphoric acid purifying box (1) is provided with hot plate (12).

2. The sealing device for phosphoric acid purification according to claim 1, wherein a feed hopper (5) is installed at the top end of the phosphoric acid purification box (1), a material cover (23) is installed on the feed hopper (5) through a hinge, an electric telescopic rod (22) is installed at the top end of the feed hopper (5), the output end of the electric telescopic rod (22) is connected with a second motor (24), the output end of the second motor (24) is connected with a transmission shaft (25), a stirring rod (26) is installed on the surface of the transmission shaft (25), a dispersion plate (27) is connected to the bottom end of the transmission shaft (25), a liquid outlet (9) is installed at the bottom end of the phosphoric acid purification box (1), and a valve is installed on the liquid outlet (9).

3. The sealing device for phosphoric acid purification according to claim 1, wherein a first motor (10) is installed at the bottom end of the phosphoric acid purification box (1), the output end of the first motor (10) is connected with a screw rod (4), the surface of the lower half part of the screw rod (4) is provided with a stirring blade (7), the upper half part of the screw rod (4) is spirally connected with a threaded cylinder (11), and the threaded cylinder (11) is connected with a filter screen (6).

4. The sealing device for phosphoric acid purification according to claim 1, wherein the protrusion (17) and the groove (16) are both annular.

5. The sealing device for phosphoric acid purification according to claim 1, wherein an insert rod (13) is mounted on the inner surface of the phosphoric acid purification box (1) through a fixing block, the insert rod (13) is slidably connected with the filter screen (6), and a baffle (21) is mounted on the inner wall of the upper cover (3).

6. The sealing device for phosphoric acid purification according to claim 1, wherein the phosphoric acid purification box (1) is provided with a plurality of sets of legs (8), and the plurality of sets of legs (8) are uniformly distributed on the bottom end surface of the phosphoric acid purification box (1).

7. The sealing device for phosphoric acid purification according to claim 1, wherein a control panel (14) is installed on the surface of the phosphoric acid purification box (1).