CN102755861A - Material adding device in water reducer production system - Google Patents
Material adding device in water reducer production system Download PDFInfo
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- CN102755861A CN102755861A CN2012102711210A CN201210271121A CN102755861A CN 102755861 A CN102755861 A CN 102755861A CN 2012102711210 A CN2012102711210 A CN 2012102711210A CN 201210271121 A CN201210271121 A CN 201210271121A CN 102755861 A CN102755861 A CN 102755861A
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- Prior art keywords
- priming pump
- raw material
- tank
- head tank
- self priming
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Abstract
The invention discloses a material adding device in a water reducer production system. The material adding device comprises a raw material tank and a high level tank above the raw material tank, the raw material tank is connected with an inlet of the high level tank through a self-priming pump and a loading valve sequentially, and the high level tank is connected with an inlet of an external reaction still through a feeding valve. A delivery pipeline for connecting the raw material tank and the self-priming pump is a non-return bending pipeline for preventing raw materials from sucking back. An air pressure material clearing valve is arranged on a delivery pipeline between the self-priming pump and the loading valve. The material adding device can prevent the raw materials from sucking back and returning to the raw material tank in production, reduces production potential safety hazards, enables the raw materials in the delivery pipeline to flow back the raw material tank when the self-priming pump and other components are maintained and prevents the raw materials from overflowing and damaging body health of maintenance workers.
Description
Technical field
The present invention relates to the chemical products preparing technical field, be specifically related to the small powder adding apparatus in the water reducer production system.
Background technology
Water reducer is that a kind of cement paste, mortar and concrete work degree of can keeping is constant; And significantly reduce the additive of its mixing water amount; It can also significantly improve concrete strength; Improve concrete frost resistance, impervious or minimizing cement consumption is one of staple product of building material pillar industry.Several kinds of water reducers commonly used in the market are: lignin sulfonic acid sodium salt water reducer, naphthalene series high-efficiency water-reducing agent, aliphatic high-efficiency water reducing agent, amino high efficiency water reducing agent and high-efficiency water-reducing agent of poly-carboxylic acid etc.; Its part raw material of these water reducers are high-risk industrial chemicals; Like liquid caustic soda; Sulfuric acid etc., so the requirement of security performance in process of production is very high, these raw materials need be squeezed into the reaction that agitated reactor carries out compound with raw material through the small powder adding apparatus.In the existing small powder adding apparatus; Can not effectively prevent the backflow of raw material; And when certain parts damages of small powder adding apparatus need repairing; Because it can't be discharged the raw material hydrops in the conveyance conduit, service worker is very easily revealed and is jeopardized healthyly because of raw material takes place in maintenance, has serious potential safety hazard.
Summary of the invention
Technical problem to be solved by this invention provides that a kind of security performance is high, the small powder adding apparatus in the water reducer production system being convenient to keep in repair.
For solving the problems of the technologies described above; Small powder adding apparatus in the water reducer production system of the present invention's design; Comprise head tank and the gravity tank that is positioned at the head tank top; Said head tank is connected with the gravity tank inlet through self priming pump, material loading valve successively, and gravity tank is connected with the import of external reaction still through inlet valve; The conveyance conduit that wherein connects head tank and self priming pump is the non-return curved pipe that prevents the raw material suck-back; On the conveyance conduit between self priming pump and material loading valve, be provided with air pressure and expect valve clearly.Described air pressure expects that clearly valve also can be located on the gas pipeline that picks out from conveyance conduit.When self priming pump damaged, elder generation opened the material loading valve and lets its raw material flow automatically, and closes the material loading valve again; Whether open air pressure and expect that clearly valve feeds compressed air, raw material is pressed in the head tank, observing head tank has gas to overflow; Overflowing the raw material that promptly proves in the conveyance conduit as gas empties; Can relieved dismounting keep in repair, its security performance is high, has removed the maintenance potential safety hazard.
Said non-return curved pipe can be higher than the pipeline of the different shape of self priming pump for its section of tubing; Also can be higher than the self priming pump position for its port of export connects head tank and extends upward; The arrival end downwarping is extended and is connected with self priming pump; In order to satisfy raw material in conveying at ordinary times, can not produce the suck-back phenomenon and in maintenance during self priming pump, make that raw material is easier to flow in the head tank, and the more effective raw material that empties in the conveyance conduit; The port of export of said non-return curved pipe preferably connects head tank and extends upward and is higher than the self priming pump position, and the arrival end downwarping is extended and is connected with self priming pump.
The further preferred version of such scheme is that the arrival end of said non-return curved pipe can be Z-shaped folding pipe, the horizontal anyhow shape of this Z-shaped also company of being pen.
Because raw material is dangerous chemicals, for guarantee raw material be able to safety preserve and be convenient to produce in the conveying of raw material, said head tank can be located in the underground foundation ditch.
Compared with prior art; Non-return curved pipe of the present invention; Can prevent aborning that not only the raw material suck-back from flowing back in the head tank, reduce production safety hidden danger, and when maintenance self priming pump and other parts; Raw material in the conveyance conduit is flowed back in the head tank, avoid raw material to overflow the healthy of harm service worker; Air pressure expects that clearly valve guaranteed that further the raw material in the conveyance conduit is cleared fully in addition, can not produce residually, and device security performance of the present invention is high, be convenient to daily production maintenance.
Description of drawings
Fig. 1 is the small powder adding apparatus structural representation in the water reducer production system of the present invention.
Label is among the figure: 1, head tank; 2, gravity tank; 3, self priming pump; 4, material loading valve; 5, agitated reactor; 6, non-return curved pipe; 7, air pressure is expected valve clearly.
The specific embodiment
Small powder adding apparatus in a kind of water reducer production system of the present invention; As shown in Figure 1; Comprise head tank of being located in the underground foundation ditch 1 and the gravity tank 2 that is positioned at head tank 1 top; Said head tank 1 is connected with gravity tank 2 inlets through self priming pump 3, material loading valve 4 successively, and gravity tank 2 is connected with the import of external reaction still 5 through inlet valve; The conveyance conduit that connects head tank 1 and self priming pump 3 is the non-return curved pipe 6 that prevents the raw material suck-back; On the conveyance conduit of 4 on self priming pump 3 and material loading valve, picked out gas pipeline, be provided with air pressure in this gas pipeline and expect valve 7 clearly, this air pressure expects that clearly valve 7 is used for feeding compressed air to conveyance conduit, and raw material is pushed back in the head tank 1.
The port of export of said non-return curved pipe 6 connects head tank 1 and extends upward and is higher than 0.5 meter of self priming pump 3 position, and arrival end is that Z-shaped folding pipe downwarping is extended and is connected with self priming pump 3.
Routine work process of the present invention is: because non-return curved pipe 6 is higher than self priming pump 3; At first open material loading valve 4, will draw liquid and pour into the self priming pump 3, when self priming pump 3 is filled from drawing the liquid filler; Start self priming pump 3; Can raw material be pumped in the gravity tank 2, raw material after treatment, is driven into and carries out chemical reaction in the agitated reactor 5 in gravity tank 2.
Course of work when the present invention keeps in repair: elder generation opens material loading valve 4 and lets raw material flow downward automatically; When raw material flows an end after the time, close material loading valve 4, open air pressure and expect that clearly valve 7 feeds compressed air in conveyance conduit; Raw material is not assembled to be stayed in the conveyance conduit; But under compressed-air actuated effect, flow back to head tank 1, whether observe head tank 1 at last has gas to overflow; Overflowing as gas proves that promptly raw material empties in the conveyance conduit, just can dismantle maintenance self priming pump 3 or other have damaged parts.
Claims (4)
1. the small powder adding apparatus in the water reducer production system; It is characterized in that: comprise head tank (1) and be positioned at the gravity tank (2) of head tank (1) top; Said head tank (1) is connected with gravity tank (2) inlet through self priming pump (3), material loading valve (4) successively, and gravity tank (2) is connected with the import of external reaction still (5) through inlet valve; The conveyance conduit that wherein connects head tank (1) and self priming pump (3) is the non-return curved pipe (6) that prevents the raw material suck-back; On the conveyance conduit between self priming pump (3) and material loading valve (4), be provided with air pressure and expect valve (7) clearly.
2. the small powder adding apparatus in the water reducer production system according to claim 1; It is characterized in that: the port of export of said non-return curved pipe (6) connects head tank (1) and extends upward and is higher than self priming pump (3) position, and the arrival end downwarping is extended and is connected with self priming pump (3).
3. the small powder adding apparatus in the water reducer production system according to claim 2 is characterized in that: the arrival end of said non-return curved pipe (6) is Z-shaped folding pipe.
4. according to the small powder adding apparatus in any described water reducer production system of claim 1～3, it is characterized in that: said head tank (1) is located in the underground foundation ditch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102711210A CN102755861A (en) | 2012-07-31 | 2012-07-31 | Material adding device in water reducer production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102711210A CN102755861A (en) | 2012-07-31 | 2012-07-31 | Material adding device in water reducer production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102755861A true CN102755861A (en) | 2012-10-31 |
Family
ID=47050650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102711210A Pending CN102755861A (en) | 2012-07-31 | 2012-07-31 | Material adding device in water reducer production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102755861A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2718274Y (en) * | 2004-07-26 | 2005-08-17 | 江苏迎浪科技集团有限公司 | Vertical self-priming centrifugal pump |
| WO2007017697A1 (en) * | 2005-08-11 | 2007-02-15 | Minova International Limited | Injection pump for phenol resins |
| CN101585900A (en) * | 2009-06-18 | 2009-11-25 | 西安建筑科技大学 | Method for synthesizing polycarboxylic acid concrete high-performance water reducing agent |
| CN202044958U (en) * | 2011-05-17 | 2011-11-23 | 山东寿光神润发海洋化工有限公司 | Etherification device |
| CN202725138U (en) * | 2012-07-31 | 2013-02-13 | 广西红墙新材料有限公司 | Small material adding device in water reducing agent production system |
-
2012
- 2012-07-31 CN CN2012102711210A patent/CN102755861A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2718274Y (en) * | 2004-07-26 | 2005-08-17 | 江苏迎浪科技集团有限公司 | Vertical self-priming centrifugal pump |
| WO2007017697A1 (en) * | 2005-08-11 | 2007-02-15 | Minova International Limited | Injection pump for phenol resins |
| CN101585900A (en) * | 2009-06-18 | 2009-11-25 | 西安建筑科技大学 | Method for synthesizing polycarboxylic acid concrete high-performance water reducing agent |
| CN202044958U (en) * | 2011-05-17 | 2011-11-23 | 山东寿光神润发海洋化工有限公司 | Etherification device |
| CN202725138U (en) * | 2012-07-31 | 2013-02-13 | 广西红墙新材料有限公司 | Small material adding device in water reducing agent production system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121031 |