CN216654497U - Naphthalene metering device of annotating of naphthalene water-reducing agent - Google Patents
Naphthalene metering device of annotating of naphthalene water-reducing agent Download PDFInfo
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- CN216654497U CN216654497U CN202220152801.XU CN202220152801U CN216654497U CN 216654497 U CN216654497 U CN 216654497U CN 202220152801 U CN202220152801 U CN 202220152801U CN 216654497 U CN216654497 U CN 216654497U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
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Abstract
The utility model relates to a naphthalene injection metering device of a naphthalene water reducing agent, which comprises a naphthalene dissolving tank, a metering tank, an overflow pipe and a reaction kettle, wherein a feeding hole is formed in the top of the metering tank, a discharging hole is formed in the bottom of the metering tank, the feeding hole is communicated with the naphthalene dissolving tank through a feeding pipe, the discharging hole is communicated with the reaction kettle through a discharging pipe, a first heating jacket is arranged on the outer side of the metering tank, an air inlet pipe is arranged on one side of the upper portion of the first heating jacket, the metering tank is communicated with one end of the overflow pipe, a glass sight cup is arranged on the overflow pipe, the other end of the overflow pipe is communicated with the naphthalene dissolving tank, a second heating jacket is arranged on the outer side of the overflow pipe and the outer side of the glass sight cup, and the second heating jacket is communicated with the first heating jacket. The measuring tank, the overflow pipe and the glass viewing cup are arranged to be matched for use, and the amount of naphthalene injected into the reaction kettle is accurately measured according to the volume of the measuring tank; the first heating jacket and the second heating jacket are arranged, so that smooth feeding can be kept.
Description
Technical Field
The utility model relates to the technical field of chemical equipment, in particular to a naphthalene injection metering device for a naphthalene water reducer.
Background
The naphthalene water reducing agent is a non-air-entraining high-efficiency water reducing agent synthesized by chemical engineering. The chemical name of the naphthalene sulfonate formaldehyde condensate has strong dispersion effect on cement particles. Is a superplasticizer, has good water-reducing and early-strength effects, is mostly applied to the concrete industry, and is also applied to the industries of gypsum boards, coal water slurry, ceramics, oil wells and the like. The production process includes adding industrial naphthalene into reactor, heating to certain temperature, and adding concentrated sulfuric acid while stirring for sulfonation.
In the prior art, when raw material naphthalene is put into a reaction kettle, solid naphthalene is dissolved in a naphthalene dissolving tank, and then industrial naphthalene is pumped into the reaction kettle by a feeding pump to react. The amount of the added industrial naphthalene can not be accurately controlled in the pumping process, and the naphthalene has the solidification point of 80.5 ℃, so that the naphthalene is easy to solidify due to temperature change, the conveying pipeline is blocked, and the feeding is not smooth.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the background art, the utility model provides a naphthalene injection metering device for a naphthalene water reducer.
The utility model provides a naphthalene injection metering device for a naphthalene water reducer, which adopts the following technical scheme:
The utility model provides a naphthalene metering device that annotates of naphthalene water-reducing agent, is including changing naphthalene groove, metering tank, overflow pipe and reation kettle, metering tank top portion is provided with the feed inlet, metering tank's bottom is provided with the discharge gate, the feed inlet passes through the inlet pipe and changes naphthalene groove intercommunication, the discharge gate passes through discharging pipe and reation kettle intercommunication, metering tank's the outside is provided with heating jacket one, upper portion one side that heating jacket one is provided with the intake pipe, the lateral wall upper portion of metering tank one side and the one end intercommunication of overflow pipe, be provided with the glass sight cup on the overflow pipe, the other end and the naphthalene groove intercommunication of changing of overflow pipe, the outside of overflow pipe and the outside of glass sight cup are provided with heating jacket two, heating jacket two and heating jacket one intercommunication.
By adopting the technical scheme, the metering tank, the overflow pipe and the glass sight cup are arranged to be matched for use, when naphthalene in the metering tank overflows, the naphthalene can be observed through the glass sight cup, the feeding is stopped, when the glass sight cup cannot observe the overflow, the amount of the naphthalene injected into the reaction kettle is accurately metered according to the volume of the metering tank, and the overflowing naphthalene is recovered, so that the resources are saved, the feeding labor is reduced, the cost is reduced, and the environmental pollution is reduced; the first heating jacket and the second heating jacket are arranged, so that smooth feeding can be kept.
Preferably, a feeding pump is arranged in the naphthalene dissolving tank.
Through adopting above-mentioned technical scheme, can control the material loading in the measurement jar.
Preferably, a first control valve is arranged on the discharge pipe.
Through adopting above-mentioned technical scheme, can control the break-make of discharging pipe.
Preferably, a second control valve is arranged on the air inlet pipe.
Through adopting above-mentioned technical scheme, can control the break-make of intake pipe.
In summary, the utility model has the following beneficial technical effects:
1. the measuring tank, the overflow pipe and the glass sight cup are matched for use, when naphthalene in the measuring tank overflows, the glass sight cup can observe the naphthalene, feeding is stopped, when the glass sight cup cannot observe the overflow, the amount of the naphthalene injected into the reaction kettle is accurately measured according to the volume of the measuring tank, the overflowing naphthalene is recovered, resources are saved, feeding labor is reduced, cost is reduced, and environmental pollution is reduced.
2. According to the utility model, the first heating jacket and the second heating jacket are arranged, so that naphthalene in the conveying process can be heated, the blocking is prevented, the smoothness of naphthalene injection in the reaction kettle is ensured, and the working efficiency is improved.
3. The utility model has simple structure, convenient operation and safe and stable working process.
Drawings
FIG. 1 is a schematic structural diagram of a naphthalene injection metering device for a naphthalene water reducer of the present invention.
Wherein, 1, a naphthalene dissolving tank; 2. a metering tank; 3. an overflow pipe; 4. a reaction kettle; 5. a feed inlet; 6. a discharge port; 7. a feed pipe; 8. a discharge pipe; 9. a first heating jacket; 10. a second heating jacket; 11. an air inlet pipe; 12. a glass visual cup; 13. a feeding pump; 14. a first control valve; 15. and a second control valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the utility model discloses a naphthalene injection metering device for a naphthalene water reducer.
Referring to fig. 1, including changing naphthalene groove 1, metering tank 2, overflow pipe 3 and reation kettle 4, metering tank 2 top is provided with feed inlet 5, metering tank 2's bottom is provided with discharge gate 6, feed inlet 5 passes through inlet pipe 7 and changes naphthalene groove 1 intercommunication, change and be provided with material loading pump 13 in the naphthalene groove 1. The discharge port 6 is communicated with the reaction kettle 4 through a discharge pipe 8, and a first control valve 14 is arranged on the discharge pipe 8. The outer side of the metering tank 2 is provided with a first heating jacket 9, one side of the upper portion of the first heating jacket 9 is provided with an air inlet pipe 11, and the air inlet pipe 11 is provided with a second control valve 15. The upper portion of the side wall of one side of the metering tank 2 is communicated with one end of the overflow pipe 3, the overflow pipe 3 is provided with a glass viewing cup 12, the other end of the overflow pipe 3 is communicated with the naphthalene dissolving tank 1, the outer side of the overflow pipe 3 and the outer side of the glass viewing cup 12 are provided with a heating jacket II 10, and the heating jacket II 10 is communicated with a heating jacket I9.
The working principle is as follows: the solid naphthalene is dissolved in the naphthalene dissolving tank 1, and the liquid naphthalene is conveyed into the metering tank 2 through the feeding pipe 7 and the feeding hole 5 in sequence under the action of the feeding pump 13. When the upper surface of the liquid naphthalene in the metering tank 2 exceeds the connecting part of the scale mark on the side wall of the metering tank 2 and the overflow pipe 3, the liquid naphthalene overflows from the overflow pipe 3, the overflowed liquid naphthalene flows back to the naphthalene dissolving tank 1 through the overflow pipe 3, and when the liquid naphthalene flows through the overflow pipe 3, a worker can observe through the glass sight cup 12 arranged on the overflow pipe 3, so that the feeding pump 13 can be closed in time, and feeding is stopped. When the liquid naphthalene can not flow in the glass sight cup 12, the liquid naphthalene in the metering tank 2 is the volume of the metering tank 2. And opening a first control valve 14 on the discharge pipe 8, and injecting the liquid naphthalene in the metering tank 2 into the reaction kettle 4 through the discharge pipe 8 under the action of gravity to perform subsequent reaction.
The outer side of the metering tank 2 is provided with a first heating jacket 9, the outer side of the overflow pipe 3 and the outer side of the glass sight cup 12 are provided with a second heating jacket 10, the first heating jacket 9 is communicated with the second heating jacket 10, and the joint is sealed. And opening a second control valve 15 on the air control pipe 11, introducing steam into the first heating jacket 9 and the second heating jacket 10 from the air inlet pipe 11, and heating the liquid naphthalene in the metering tank 2, the overflow pipe 3 and the glass sight cup 12 respectively to prevent the liquid naphthalene from solidifying to cause material residue and pipeline blockage. The steam flowing through the first heating jacket 9 and the second heating jacket 10 is discharged into the naphthalene dissolving tank 1 through the second heating jacket 10 on the outer side of the other end of the overflow pipe 3 for waste heat utilization.
The above are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (4)
1. A naphthalene injection metering device for a naphthalene water reducer is characterized in that: comprises a naphthalene dissolving tank (1), a metering tank (2), an overflow pipe (3) and a reaction kettle (4), wherein a feeding hole (5) is formed in the top of the metering tank (2), a discharging hole (6) is formed in the bottom of the metering tank (2), the feeding hole (5) is communicated with the naphthalene dissolving tank (1) through a feeding pipe (7), the discharging hole (6) is communicated with the reaction kettle (4) through a discharging pipe (8), a heating jacket I (9) is arranged on the outer side of the metering tank (2), an air inlet pipe (11) is arranged on one side of the upper portion of the heating jacket I (9), the upper portion of the side wall of one side of the metering tank (2) is communicated with one end of the overflow pipe (3), a glass viewing cup (12) is arranged on the overflow pipe (3), the other end of the overflow pipe (3) is communicated with the naphthalene dissolving tank (1), a heating jacket II (10) is arranged on the outer side of the overflow pipe (3) and the outer side of the glass viewing cup (12), the second heating jacket (10) is communicated with the first heating jacket (9).
2. The naphthalene injection metering device for the naphthalene water reducer according to claim 1, characterized in that: a feeding pump (13) is arranged in the naphthalene dissolving tank (1).
3. The naphthalene injection metering device for the naphthalene water reducer according to claim 1, characterized in that: and a first control valve (14) is arranged on the discharge pipe (8).
4. The naphthalene injection metering device for the naphthalene water reducer according to claim 1, characterized in that: and a second control valve (15) is arranged on the air inlet pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220152801.XU CN216654497U (en) | 2022-01-20 | 2022-01-20 | Naphthalene metering device of annotating of naphthalene water-reducing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220152801.XU CN216654497U (en) | 2022-01-20 | 2022-01-20 | Naphthalene metering device of annotating of naphthalene water-reducing agent |
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| Publication Number | Publication Date |
|---|---|
| CN216654497U true CN216654497U (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220152801.XU Active CN216654497U (en) | 2022-01-20 | 2022-01-20 | Naphthalene metering device of annotating of naphthalene water-reducing agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548037A (en) * | 2024-01-11 | 2024-02-13 | 长盛(廊坊)科技有限公司 | PAN-based carbon fiber auxiliary agent delivery device and delivery method thereof |
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2022
- 2022-01-20 CN CN202220152801.XU patent/CN216654497U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117548037A (en) * | 2024-01-11 | 2024-02-13 | 长盛(廊坊)科技有限公司 | PAN-based carbon fiber auxiliary agent delivery device and delivery method thereof |
| CN117548037B (en) * | 2024-01-11 | 2024-03-29 | 长盛(廊坊)科技有限公司 | PAN-based carbon fiber auxiliary agent delivery device and delivery method thereof |
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