CN215626824U - Carborundum ring production hydrochloric acid soak device for wear-resisting axle sleeve - Google Patents
Carborundum ring production hydrochloric acid soak device for wear-resisting axle sleeve Download PDFInfo
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- CN215626824U CN215626824U CN202121416199.8U CN202121416199U CN215626824U CN 215626824 U CN215626824 U CN 215626824U CN 202121416199 U CN202121416199 U CN 202121416199U CN 215626824 U CN215626824 U CN 215626824U
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- soaking tank
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Abstract
The utility model relates to the technical field of production and processing of silicon carbide rings for wear-resistant shaft sleeves, in particular to a hydrochloric acid soaking device for producing silicon carbide rings for wear-resistant shaft sleeves, which comprises a soaking tank, wherein an annular rotating groove is formed in the inner wall above the soaking tank, a rotating disc is rotatably arranged in the annular rotating groove, and two stirring mechanisms are symmetrically arranged at the bottom of the rotating disc; a speed reducing motor is arranged at the top of the soaking tank, and an output shaft of the speed reducing motor penetrates through the soaking tank and is fixedly connected with the rotary table; rotate on the carousel and be equipped with the powder inlet pipe, the upper end of powder inlet pipe extends to the upper surface of soaking tank and is connected with the powder feeder hopper, lies in the below of carousel on the inner wall of soaking tank and is equipped with annular acid outlet pipe, is connected with into sour pipeline on annular acid outlet pipe, and the lateral wall that the one end of advancing sour pipeline passed the soaking tank is connected with and stores up the acid tank, lies in on annular acid outlet pipe and is equipped with acid spraying mouth. The utility model has the advantages of simple structure, good soaking effect, high purity of the silicon carbide powder, high efficiency and environmental pollution reduction.
Description
Technical Field
The utility model relates to the technical field of production and processing of silicon carbide rings for wear-resistant shaft sleeves, in particular to a hydrochloric acid soaking device for producing silicon carbide rings for wear-resistant shaft sleeves.
Background
The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft, is a component of the sliding bearing, is internally provided with the silicon carbide ring, and is required to remove various impurities mixed in the silicon carbide powder in the production process of the silicon carbide ring, such as iron powder or iron scraps contained in the silicon carbide ring, so as to obtain the silicon carbide powder with higher purity.
In the prior art, the main technical means for removing the iron-containing impurities is to adopt a hydrochloric acid soaking method to react iron or other impurities in the powder with acid to generate ferric chloride and a salt solution dissolved in water, and to separate the iron or other impurities in the powder or the slurry. However, the silicon carbide micro powder is added into the acid water, and the silicon carbide micro powder is easy to cause balling or insufficient soaking to cause insufficient reaction, so that the obtained silicon carbide component is reduced; and the acid water after cleaning needs to be treated because the acid water can cause serious harm to the environment if being directly discharged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, a hydrochloric acid soaking device for producing a silicon carbide ring for a wear-resistant shaft sleeve has insufficient soaking reaction, low silicon carbide purity and environmental harm caused by direct discharge of acid water.
The specific scheme of the utility model is as follows:
a soaking device for producing hydrochloric acid by using a silicon carbide ring for a wear-resistant shaft sleeve is designed, and comprises a soaking tank, wherein an annular rotating groove is formed in the inner wall above the soaking tank, a rotating disc is rotatably arranged in the annular rotating groove, and two stirring mechanisms are symmetrically arranged at the bottom of the rotating disc along the central axis of the rotating disc;
a speed reducing motor is arranged at the center of the top of the soaking tank, and an output shaft of the speed reducing motor penetrates through the soaking tank and is fixedly connected with the rotary table;
the outside that lies in the (mixing) shaft on the carousel rotates respectively and is equipped with the powder inlet pipe, the upper end of powder inlet pipe extends to the upper surface of soaking tank and is connected with the powder feeder hopper the below that lies in the carousel on the inner wall of soaking tank is equipped with annular acid outlet pipe be connected with into sour pipeline on the annular acid outlet pipe, the lateral wall that the one end that advances sour pipeline passed the soaking tank is connected with and stores up the acid tank lie in on the annular acid outlet pipe and be equipped with acid spraying port.
Preferably, the stirring mechanism comprises a stirring shaft vertically arranged at the bottom of the rotary table, stirring rods are uniformly hinged on the circumferential surface of the stirring shaft in a staggered manner, and stirring blades are arranged at the bottom end of the stirring shaft.
Preferably, a cover plate with a handle is arranged on the powder feeding hopper.
Preferably, one side of the soaking tank is provided with a filter box, one side wall of the filter box is provided with a mixed liquid feeding hole, the lower part of the side wall of the soaking tank is communicated with a mixed liquid feeding hole on the filter box through a mixed liquid pipeline, a mixed liquid suction pump is arranged on the mixed liquid pipeline, a filter screen is arranged below the mixed liquid feeding hole in the filter box, a waste acid submersible pump is arranged on one side of the bottom of the filter box, a water outlet of the waste acid submersible pump is communicated with a waste acid discharge pipe, the waste acid discharge pipe penetrates through the side wall of the filter box and is communicated with a dilution box, a clear water tank is arranged above the dilution tank, a clear water submersible pump is arranged at the bottom in the clear water tank, the water outlet of the clean water submersible pump is communicated with a water outlet pipe, the water outlet pipe penetrates through the bottom of the clean water tank and is communicated with a dilution tank, and the bottom of the dilution tank is provided with a diluent outlet.
Preferably, valves are respectively arranged on the acid inlet pipeline, the mixed liquid pipeline, the waste acid discharge pipe, the diluent outlet and the water outlet pipe.
Preferably, an expansion sealing ring is sleeved on the acid inlet pipeline at a position penetrating through the soaking tank.
Preferably, a spoiler is arranged on the inner wall of the soaking tank.
The utility model has the beneficial effects that:
1. according to the utility model, the turntable is arranged, the mixed liquid can be prevented from overflowing while stirring by driving the stirring mechanism, the stirring rod is hinged on the stirring shaft, the mixed liquid can rotate in multiple directions during stirring, the resistance is small, the stirring speed is high, the contact area of silicon carbide powder and hydrochloric acid solution can be increased, the soaking and mixing reaction is more sufficient, the soaking effect is good, the soaking effect can be further improved by matching with the spoiler during stirring, the whole process is simple and efficient, and the purity of the obtained silicon carbide powder is higher.
2. The silicon carbide powder is collected more easily by arranging the filter box, and the waste acid can be diluted and then discharged by arranging the dilution box and the clear water tank, so that the pollution to the environment is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the construction of the steeping tank of the present invention;
FIG. 3 is a schematic view of the installation structure of the annular acid outlet pipe;
the reference numbers in the figures are: 1 soaking tank, 2 powder feeder hoppers, 3 apron, 4 gear motor, 5 advance sour pipeline, 6 expansion seal circle, 7 annular swivelling chute, 8 carousels, 9 powder inlet pipes, 10 annular play acid pipes, 11 spout sour mouthful, 12 spoilers, 13 (mixing) shafts, 14 puddlers, 15 stirring vane, 16 rose box, 17 mixed liquid suction pump, 18 mixed liquid pipeline, 19 waste acid discharging pipe, 20 filter screens, 21 waste acid immersible pump, 22 valves, 23 dilution box, 24 diluent export, 25 clear water tank, 26 clear water immersible pump, 27 outlet pipes.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
A soaking device for producing hydrochloric acid by using a silicon carbide ring for a wear-resistant shaft sleeve is shown in figures 1 to 3 and comprises a soaking tank 1, wherein an annular rotating groove 7 is formed in the inner wall above the soaking tank 1, a rotating disc 8 is rotatably arranged in the annular rotating groove 7, and two stirring mechanisms are symmetrically arranged at the bottom of the rotating disc 8 along the central axis of the rotating disc 8; the stirring mechanism comprises a stirring shaft 13 vertically arranged at the bottom of the rotating disc 8, stirring rods 14 are uniformly hinged on the circumferential surface of the stirring shaft 13 in a staggered manner, stirring blades 15 are arranged at the bottom end of the stirring shaft 13, and the stirring blades 15 at the bottom can prevent bottom powder from precipitating and insufficiently reacting with hydrochloric acid solution. The raw materials and the hydrochloric acid solution can be stirred and mixed in time, the reaction is more sufficient, the soaking effect is improved, the stirring rod 14 is hinged to the stirring shaft 13, the silicon carbide powder and the hydrochloric acid solution can rotate in multiple directions when being stirred, the resistance is small, the stirring speed is higher, and the hydrochloric acid solution and the silicon carbide powder are mixed and soaked more sufficiently.
A speed reducing motor 4 is arranged at the center of the top of the soaking tank 1, and an output shaft of the speed reducing motor 4 penetrates through the soaking tank 1 and is fixedly connected with a rotary table 8; the rotating disc 8 can prevent the mixed liquid from overflowing during stirring.
The outside that lies in (mixing) shaft 13 on carousel 8 rotates respectively and is equipped with powder inlet pipe 9, the upper end of powder inlet pipe 9 extends to the upper surface of soaking jar 1 and is connected with powder feeder hopper 2 the below that lies in carousel 8 on the inner wall of soaking jar 1 is equipped with annular acid outlet pipe 10 be connected with into sour pipeline 5 on the annular acid outlet pipe 10, the lateral wall that enters sour pipeline 5 and passes soaking jar 1 is connected with the acid storage tank lie in on the annular acid outlet pipe 10 and be equipped with acid spraying port 11. Acid spraying port 11 can spray in advance and soak the carborundum powder that powder inlet pipe 9 fell down, improves acid efficiency, prevents carborundum powder balling, and the soaking reaction is more abundant, improves the purity of carborundum powder.
And a cover plate 3 with a handle is arranged on the powder feed hopper 2. Preventing the powder from leaking out during feeding.
A filter box 16 is arranged on one side of the soaking tank 1, a mixed liquid feed inlet is arranged on one side wall of the filter box 16, the lower part of the side wall of the soaking tank 1 is communicated with the mixed liquid feed inlet on the filter box 16 through a mixed liquid pipeline 18, a mixed liquid suction pump 17 is arranged on the mixed liquid pipeline 18, a filter screen 20 is arranged below the mixed liquid feed inlet in the filter box 16, a waste acid submersible pump 21 is arranged on one side of the bottom of the filter box 16, a water outlet of the waste acid submersible pump 21 is communicated with a waste acid discharge pipe 19, the waste acid discharge pipe 19 is communicated with a dilution box 23 through the side wall of the filter box 16, a clear water box 25 is arranged above the dilution box 23, a clear water submersible pump 26 is arranged at the bottom in the clear water box 25, a water outlet of the clear water submersible pump 26 is communicated with a water outlet pipe 27, and the water outlet pipe 27 is communicated with the dilution box 23 through the bottom of the clear water box 25, a diluent outlet 24 is provided at the bottom of the dilution tank 23. The filter box 16 filters out the silicon carbide powder, so that the silicon carbide powder soaked by hydrochloric acid is convenient to collect, and the filtered hydrochloric acid solution flows into the dilution box 23 and is diluted by clear water and then discharged, so that the harm to the environment caused by directly discharging waste acid is reduced.
Valves 22 are respectively arranged on the acid inlet pipeline 5, the mixed liquid pipeline 18, the waste acid discharge pipe 19, the diluent outlet 24 and the water outlet pipe 27. It is more convenient to control the flow of liquid.
An expansion sealing ring 6 is sleeved on the acid inlet pipeline 5 at the position penetrating through the soaking tank 1. The acid inlet pipeline 5 is ensured to pass through the soaking tank 1 in a sealing way, and the mixed liquid in the soaking tank 1 is prevented from seeping out.
Be equipped with spoiler 12 on soaking jar 1's the inner wall, at the in-process of stirring, pivoted mixed liquid is run into spoiler 12 and can be produced bigger hindering power to make the stirring more even, the reaction is more abundant, and soaking effect is better, further improves the concentration of carbonization silica flour.
The working mode of the utility model is as follows: when the device is used, silicon carbide powder is added into a stirring tank through a feed hopper by opening a cover plate 3, a valve 22 on an acid inlet pipeline 5 is opened at the moment, powder falling through a feed pipe and hydrochloric acid solution sprayed out of an acid spraying port 11 on an annular acid outlet pipe 10 are sprayed and soaked in advance, the silicon carbide powder is prevented from directly falling into the hydrochloric acid solution to form balls, the soaking effect is influenced, a motor is started at the same time, the motor rotates to drive a rotary disk 8 and a stirring mechanism at the bottom of the rotary disk 8 to stir and mix the hydrochloric acid solution and the silicon carbide powder, the soaking is more sufficient, after the stirring is sufficient, the hydrochloric acid and the silicon carbide powder solution are pumped into a filter box 16 through a mixed liquid water suction pump 17 by opening the valve 22 on a mixed liquid discharge pipe, the carbonized liquid and the water solution are filtered out through a filter screen 20, the hydrochloric acid solution flows into the bottom of the filter box 16 through meshes of the filter screen 20, and then the hydrochloric acid solution is pumped into a dilution box 23 through a waste acid submersible pump 21 and a waste acid discharge pipe 19, clean water is pumped into the diluting box 23 through the clean water submersible pump 26 and the water outlet pipe 27, and the waste acid solution is diluted and then discharged through the diluent outlet 24, so that the harm to the environment caused by the direct discharge of the waste acid solution is avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that certain features may be replaced by equivalents thereof; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The hydrochloric acid soaking device for producing the silicon carbide ring for the wear-resistant shaft sleeve is characterized by comprising a soaking tank (1), wherein an annular rotating groove (7) is formed in the inner wall above the soaking tank (1), a rotating disc (8) is rotatably arranged in the annular rotating groove (7), and two stirring mechanisms are symmetrically arranged at the bottom of the rotating disc (8) along the central axis of the rotating disc (8);
a speed reducing motor (4) is arranged at the center of the top of the soaking tank (1), and an output shaft of the speed reducing motor (4) penetrates through the soaking tank (1) and is fixedly connected with a rotating disc (8);
the outside that lies in (mixing) shaft (13) on carousel (8) rotates respectively and is equipped with powder inlet pipe (9), the upper end of powder inlet pipe (9) extends to the upper surface of soaking tank (1) and is connected with powder feeder hopper (2) the below that lies in carousel (8) on the inner wall of soaking tank (1) is equipped with annular sour pipe (10) of going out be connected with into sour pipeline (5) on annular sour pipe (10), the lateral wall that the one end of advancing sour pipeline (5) passed soaking tank (1) is connected with and stores up sour jar lie in on annular sour pipe (10) and be equipped with spout sour mouth (11).
2. The device for producing hydrochloric acid by using the silicon carbide ring for the wear-resistant shaft sleeve as claimed in claim 1, wherein: the stirring mechanism comprises a stirring shaft (13) vertically arranged at the bottom of the rotating disc (8), stirring rods (14) are uniformly hinged on the circumferential surface of the stirring shaft (13) in a staggered manner, and stirring blades (15) are arranged at the bottom end of the stirring shaft (13).
3. The device for producing hydrochloric acid by using the silicon carbide ring for the wear-resistant shaft sleeve as claimed in claim 1, wherein: and a cover plate (3) with a handle is arranged on the powder feeding hopper (2).
4. The device for producing hydrochloric acid by using the silicon carbide ring for the wear-resistant shaft sleeve as claimed in claim 1, wherein: one side of the soaking tank (1) is provided with a filter box (16), one side wall of the filter box (16) is provided with a mixed liquid feed inlet, the lower part of the side wall of the soaking tank (1) is communicated with the mixed liquid feed inlet on the filter box (16) through a mixed liquid pipeline (18), the mixed liquid pipeline (18) is provided with a mixed liquid suction pump (17), a filter screen (20) is arranged below the mixed liquid feed inlet in the filter box (16), one side of the bottom of the filter box (16) is provided with a waste acid submersible pump (21), the water outlet of the waste acid submersible pump (21) is communicated with a waste acid discharge pipe (19), the discharge pipe (19) penetrates through the side wall of the filter box (16) and is communicated with a dilution tank (23), a clear water tank (25) is arranged above the dilution tank (23), and a clear water submersible pump (26) is arranged at the bottom in the clear water tank (25), the water outlet of the clean water submersible pump (26) is communicated with a water outlet pipe (27), the water outlet pipe (27) penetrates through the bottom of the clean water tank (25) and is communicated with a dilution tank (23), and a dilution liquid outlet (24) is formed in the bottom of the dilution tank (23).
5. The device for producing hydrochloric acid by using the silicon carbide ring for the wear-resistant shaft sleeve as claimed in claim 4, wherein: valves (22) are respectively arranged on the acid inlet pipeline (5), the mixed liquid pipeline (18), the waste acid discharge pipe (19), the diluent outlet (24) and the water outlet pipe (27).
6. The device for producing hydrochloric acid by using the silicon carbide ring for the wear-resistant shaft sleeve as claimed in claim 1, wherein: an expansion sealing ring (6) is sleeved on the acid inlet pipeline (5) at the position penetrating through the soaking tank (1).
7. The device for producing hydrochloric acid by using the silicon carbide ring for the wear-resistant shaft sleeve as claimed in claim 1 is characterized in that a flow blocking plate (12) is arranged on the inner wall of the soaking tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121416199.8U CN215626824U (en) | 2021-06-24 | 2021-06-24 | Carborundum ring production hydrochloric acid soak device for wear-resisting axle sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121416199.8U CN215626824U (en) | 2021-06-24 | 2021-06-24 | Carborundum ring production hydrochloric acid soak device for wear-resisting axle sleeve |
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| Publication Number | Publication Date |
|---|---|
| CN215626824U true CN215626824U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121416199.8U Active CN215626824U (en) | 2021-06-24 | 2021-06-24 | Carborundum ring production hydrochloric acid soak device for wear-resisting axle sleeve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590949A (en) * | 2022-03-12 | 2022-06-07 | 连云港海蓝研磨材料有限公司 | Device and method for recovering and purifying waste liquid for preparing silicon carbide powder |
-
2021
- 2021-06-24 CN CN202121416199.8U patent/CN215626824U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590949A (en) * | 2022-03-12 | 2022-06-07 | 连云港海蓝研磨材料有限公司 | Device and method for recovering and purifying waste liquid for preparing silicon carbide powder |
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