CN210393911U

CN210393911U - In-furnace chemical adding device

Info

Publication number: CN210393911U
Application number: CN201920510100.7U
Authority: CN
Inventors: 吴炎峰
Original assignee: Changzhou Xinjiangnan Energy Equipment Co ltd
Current assignee: Changzhou Xinjiangnan Energy Equipment Co ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-04-24
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses a charge device in stove, including medicament reation kettle, base, water tank and lead screw, the universal wheel is all installed to four corners of base bottom, the welding of one side on base top has the water tank to the top welding of water tank has the water pump, first aqueduct is installed to the bottom of water pump, and the one end that the water pump was kept away from to first aqueduct extends to the inside bottom of water tank, the second aqueduct is installed on the top of water pump, and installs the flow control valve in the outside of second aqueduct, the rotatory lead screw that has of intermediate position department on base top, a screw thread section of thick bamboo is installed at the top in the lead screw outside, and one side welding of a screw thread section of thick bamboo has the. The utility model discloses an install second servo motor and stirring roller and realize carrying out the function of intensive mixing to the medicine, drive the stirring roller through second servo motor work and rotate, with medicine and solvent intensive mixing for the medicine is fully dissolved, thereby can avoid undissolved medicament to get into the boiler.

Description

In-furnace chemical adding device

Technical Field

The utility model relates to a charge device technical field in the stove specifically is a charge device in stove.

Background

When the boiler is not heated at first, no precipitate exists in the boiler water, the hardness is smaller, the concentration of calcium and magnesium ions in the boiler water is increased along with the increasing of the evaporation capacity of the boiler, the conductivity of the boiler water is increased, when the content of the calcium and magnesium ions in the boiler water exceeds the solubility of the calcium and magnesium ions, partial calcium and magnesium ions can be separated out and are suspended and accumulated on the inner wall, dead corners, a header and the like of a boiler tube or adsorbed on the evaporation heating surface of the boiler to form calcium and magnesium compound precipitates which are difficult to dissolve in water, at the moment, the salt content and the precipitates in the boiler are usually reduced by adjusting the flow rate of fixed discharge and continuous discharge, but when the evaporation capacity of the boiler reaches a certain amount, the conductivity or the salt content of the boiler water is not economical only by fixed discharge and continuous discharge, and if the discharge capacity is too large, the steam-water circulation of the boiler is easy to be damaged, the safe and stable operation of the boiler is influenced, and the requirements of the, the method is characterized in that disodium phosphate serving as a scale inhibitor capable of removing calcium and magnesium ions and compounds is required to be intermittently added into a furnace to convert hardness salts of calcium and magnesium ions into insoluble light water slag with strong liquidity and is discharged through a boiler fixed-discharge and continuous-discharge device, the dosage of the disodium phosphate is adjusted according to a test result, after the disodium phosphate is added for a period of time and steam quality is qualified after test, and after a boiler operates normally, continuous addition of the disodium phosphate is changed into continuous addition of the disodium phosphate and dosage is kept, so that non-precipitated light water slag is always formed in the furnace, phosphate is added into alkaline furnace water, and a certain amount of excess phosphate in the furnace water needs to be added into the furnace by adding equipment, but the existing in-furnace dosing device has many problems or defects.

Firstly, the concentration of the medicament can not be adjusted by the traditional in-furnace dosing device, and excessive or insufficient concentration of the added medicament is not beneficial to removing calcium and magnesium compound precipitates in the furnace, so that the concentration of the medicament needs to be adjusted to a proper concentration.

Second, traditional charge device in stove can not heat the medicament, if the medicine dissolves in cold water, the solution rate is slower.

Third, traditional charge device in stove can not stir the medicament, and the medicine adds the aquatic and will fully stir, makes it fully dissolve, avoids undissolved medicament to get into the boiler, causes the concentration too big in the twinkling of an eye, causes the foaming of stove water, or makes insoluble impurity get into in the stove.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a charge device in stove to the concentration that can not adjust the medicament that proposes in solving above-mentioned background art can not heat the medicament, can not carry out the problem of stirring to the medicament.

In order to achieve the above object, the utility model provides a following technical scheme: a medicine adding device in a furnace comprises a medicine reaction kettle, a base, a water tank and a screw rod, universal wheels are mounted at four corners of the bottom of the base, the water tank is welded at one side of the top of the base, a water pump is welded at the top of the water tank, a first water guide pipe is mounted at the bottom of the water pump, one end of the first water guide pipe, far away from the water pump, extends to the bottom inside the water tank, a second water guide pipe is mounted at the top of the water pump, a flow control valve is mounted at the outer side of the second water guide pipe, the screw rod is rotated at the middle position of the top of the base, a threaded barrel is mounted at the top of the outer side of the screw rod, a fixing plate is welded at one side of the threaded barrel, a medicine bottle is clamped at the top of the fixing plate, a medicine guide pipe is mounted at the bottom of, a control panel is arranged at one end of the top of the fixed plate, a singlechip is arranged in the control panel, a second servo motor is arranged on one side of the top of the fixed plate, a medicament reaction kettle is welded at the bottom end of the fixed plate, and the inner side wall of the medicament reaction kettle is uniformly provided with an anticorrosive layer, a stirring roll shaft rotates inside the medicament reaction kettle, one end of the second water guide pipe far away from the water pump and one end of the medicine guide pipe far away from the medicine bottle extend to the interior of the medicine reaction kettle, the top end of one side in the medicament reaction kettle is provided with a temperature sensor, the bottom end of the medicament reaction kettle is provided with a medicament outlet pipe, and the outer side of the medicine outlet pipe is provided with an electromagnetic valve, the output ends of the temperature sensor and the control panel are electrically connected with the input end of the singlechip through a lead, the input ends of the electromagnetic valve, the flow control valve and the second servo motor are electrically connected with the output end of the single chip microcomputer through conducting wires.

Preferably, the fixed rod is evenly installed at the top of fixed plate, and compression spring is installed to one side of fixed rod moreover, the medicament bottle passes through compression spring and constitutes dismantlement mounting structure with the fixed rod.

Preferably, the medicament reaction kettle is internally and uniformly provided with heating wires which are arranged at equal intervals.

Preferably, the medicament reaction kettle and the fixing plate form a welding integrated structure.

Preferably, the outer side wall of the screw rod is uniformly provided with external threads, and the inner side wall of the threaded cylinder is uniformly provided with internal threads matched with the external threads.

Preferably, the bottom welding in the lead screw outside has the second gear, the opposite side welding on base top has first servo motor to one side rotation of first servo motor has the pivot, first gear is installed to one side of pivot, first gear and second gear constitute the engagement structure.

Compared with the prior art, the beneficial effects of the utility model are that: this charge device in stove is rational in infrastructure, has following advantage:

1. the concentration of medicament can be adjusted through installing water pump and flow control valve, through the demineralized water suction of water pump work in with the water tank to medicament reation kettle, through the flow of the demineralized water that flow control valve controlled to add to the medicament that can dissolve in with medicament reation kettle for different concentrations through the demineralized water that adds different flow.

2. Realize carrying out the function that heats the medicament through installing temperature sensor and heater strip, through the temperature among the temperature sensor response medicament reation kettle, if the temperature is low excessively, be unfavorable for dissolving of medicine, temperature sensor gives the singlechip with temperature information and handles, and single chip microcomputer control heater strip heats the medicament for the medicine fully dissolves in the solvent, and the medicament temperature after the heating differs little with the temperature of stove water, can not cause the stove water bubble.

3. Through installing second servo motor and stirring roller and realizing carrying out the function of intensive mixing to the medicine, drive the stirring roller through second servo motor work and rotate, with medicine and solvent intensive mixing for the medicine is fully dissolved, thereby can avoid undissolved medicament to get into the boiler.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the fixing plate of the present invention;

FIG. 3 is a schematic view of the top-view cross-sectional structure of the chemical reaction kettle of the present invention;

fig. 4 is a system block diagram of the present invention.

In the figure: 1. a fixing plate; 2. a temperature sensor; 3. a stirring roller shaft; 4. heating wires; 5. a medicament reaction kettle; 6. an electromagnetic valve; 7. a medicine outlet pipe; 8. a universal wheel; 9. a first servo motor; 10. a rotating shaft; 11. a first gear; 12. a second gear; 13. a base; 14. a water tank; 15. a first water conduit; 16. a water pump; 17. a flow control valve; 18. a second water conduit; 19. a drug guide tube; 20. a threaded barrel; 21. a screw rod; 22. fixing the rod; 23. a medicament bottle; 24. a compression spring; 25. a second servo motor; 26. a through hole; 27. a control panel; 28. a single chip microcomputer; 29. and (4) an anticorrosive layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a charge device in a furnace comprises a medicament reaction kettle 5, a base 13, a water tank 14 and a screw rod 21, universal wheels 8 are installed at four corners of the bottom end of the base 13, the water tank 14 is welded at one side of the top end of the base 13, a water pump 16 is welded at the top end of the water tank 14, a first water guide pipe 15 is installed at the bottom end of the water pump 16, one end, far away from the water pump 16, of the first water guide pipe 15 extends to the bottom end inside the water tank 14, a second water guide pipe 18 is installed at the top end of the water pump 16, a flow control valve 17 is installed on the outer side of the second water guide pipe 18, the type of the flow control valve 17 can be ZXP, the screw rod 21 is rotated at the middle position of the top end of the base 13, a thread cylinder 20 is installed at the top outside the screw rod 21, external threads are uniformly arranged on the outer side wall, the bottom of the outer side of the screw rod 21 is welded with a second gear 12, the other side of the top of the base 13 is welded with a first servo motor 9, the model of the first servo motor 9 can be Y80M2-2, a rotating shaft 10 is rotated on one side of the first servo motor 9, a first gear 11 is installed on one side of the rotating shaft 10, the first gear 11 and the second gear 12 form a meshing structure to provide power for the rotation of the screw rod 21, a fixing plate 1 is welded on one side of a threaded barrel 20, a medicament bottle 23 is clamped on the top of the fixing plate 1, fixing rods 22 are uniformly installed on the top of the fixing plate 1, a compression spring 24 is installed on one side of each fixing rod 22, the medicament bottle 23 and the fixing rod 22 form a dismounting and mounting structure through the compression spring 24, the medicament bottle 23 can be conveniently dismounted and then added with medicament into the medicament bottle 23, a medicament guide tube 19 is installed on the bottom of the medicament, one end of the medicine guide pipe 19, which is far away from the medicine bottle 23, penetrates through the through hole 26, one end of the top of the fixing plate 1 is provided with a control panel 27, a single chip microcomputer 28 is arranged inside the control panel 27, the type of the single chip microcomputer 28 can be HT66F018, one side of the top of the fixing plate 1 is provided with a second servo motor 25, the type of the second servo motor 25 can be Y80M1-2, the bottom end of the fixing plate 1 is welded with the medicine reaction kettle 5, the medicine reaction kettle 5 and the fixing plate 1 form a welding integrated structure, so that the structure of the device is more stable, an anti-corrosion layer 29 is uniformly arranged on the inner side wall of the medicine reaction kettle 5, a stirring roller shaft 3 rotates inside the medicine reaction kettle 5, one end of the second water guide pipe 18, which is far away from the water pump 16, one end of the medicine guide pipe 19, which is far away from the medicine bottle 23, extends into the, be convenient for carry out the even heating to the medicament, temperature sensor 2 is installed on the top of 5 inside one sides of medicament reation kettle, medicament reation kettle 5's bottom is installed out pencil 7, and go out the outside of pencil 7 and install solenoid valve 6, solenoid valve 6's model can be PU225-06, temperature sensor 2 and control panel 27's output pass through the input electric connection of wire with singlechip 28, solenoid valve 6, first servo motor 9, heater strip 4, flow control valve 17 and second servo motor 25's input passes through the output electric connection of wire with singlechip 28.

The working principle is as follows: when the device is used, drugs such as scale inhibitor are added into the drug bottle 23, the compression spring 24 on one side of the fixing rod 22 clamps the drug bottle 23, then the drugs in the drug bottle 23 are guided into the drug reaction kettle 5 through the drug guide pipe 19, the drugs such as scale inhibitor need to be dissolved by softened water, the softened water is used for avoiding generation of more precipitates, the water pump 16 works to pump the softened water in the water tank 14 into the drug reaction kettle 5 through the first water guide pipe 15 and suck the softened water into the drug reaction kettle 5 through the second water guide pipe 18 for dissolving the scale inhibitor, the flow control valve 17 controls the flow of the softened water entering the drug reaction kettle 5, excessive or insufficient softened water is avoided being added, in order to enable the drugs to be rapidly dissolved, according to the principle of molecular thermal motion, the heating wire 4 works to heat the interior of the drug reaction kettle 5, the drugs can be rapidly dissolved, the temperature sensor 2 senses the temperature of the interior of the drug reaction, avoiding the temperature from being too high, meanwhile, the second servo motor 25 works to drive the stirring roller shaft 3 to rotate to fully stir the medicine and the softened water, at the moment, the whole medicine dissolving process is completed, the first servo motor 9 works to drive the rotating shaft 10 to rotate, thereby driving the first gear 11 to rotate, the first gear 11 and the second gear 12 outside the screw rod 21 form an engaging structure, so that the screw rod 21 rotates, the external thread on the outer side wall of the screw rod 21 is matched with the internal thread on the inner side wall of the thread cylinder 20, so that the threaded cylinder 20 can move outside the screw rod 21 to drive the medicament reaction kettle 5 at the bottom end of the fixed plate 1 to move to a proper height, so that dissolved medicaments can be added into the boiler conveniently, the electromagnetic valve 6 is opened, the medicaments flow into the boiler through the medicament outlet pipe 7, the scale is removed by reacting with calcium magnesium compound in the boiler, and the anti-corrosion layer 29 in the agent reaction kettle 5 can prevent corrosion.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a charge device in stove, includes medicament reation kettle (5), base (13), water tank (14) and lead screw (21), its characterized in that: universal wheel (8) are installed at four corners of base (13) bottom, one side welding on base (13) top has water tank (14), and the top welding of water tank (14) has water pump (16), first aqueduct (15) are installed to the bottom of water pump (16), and the one end that water pump (16) were kept away from in first aqueduct (15) extends to the inside bottom of water tank (14) moreover, second aqueduct (18) are installed on the top of water pump (16), and flow control valve (17) are installed in the outside of second aqueduct (18), the intermediate position department on base (13) top is rotatory to have lead screw (21), threaded cylinder (20) is installed at the top in lead screw (21) outside, and one side welding of threaded cylinder (20) has fixed plate (1), the top centre gripping of fixed plate (1) has medicament bottle (23), and medicament guide pipe (19) is installed to the bottom of medicament bottle (23), the top of fixed plate (1) is provided with through-hole (26), the one end that medicine bottle (23) were kept away from in medicine guide tube (19) passes through-hole (26), control panel (27) are installed to the one end at fixed plate (1) top, and the internally mounted of control panel (27) has singlechip (28), second servo motor (25) are installed to one side at fixed plate (1) top, medicine reation kettle (5) have been welded to the bottom of fixed plate (1) to evenly be provided with anticorrosive coating (29) on the inside wall of medicine reation kettle (5), the inside rotation of medicine reation kettle (5) has stirring roller axle (3), the one end of water pump (16) is kept away from in second aqueduct (18), and the one end that medicine bottle (23) were kept away from in medicine guide tube (19) all extends to the inside of medicine reation kettle (5), temperature sensor (2) are installed on the top of the inside one side of medicine reation kettle (5), medicine pipe (7) are installed out to the bottom of medicament reation kettle (5) to solenoid valve (6) are installed in the outside of going out medicine pipe (7), the input electric connection of wire and singlechip (28) is passed through to the output of temperature sensor (2) and control panel (27), the output electric connection of wire and singlechip (28) is passed through to the input of solenoid valve (6), flow control valve (17) and second servo motor (25).

2. The in-furnace dosing device of claim 1, wherein: dead lever (22) are evenly installed at the top of fixed plate (1), and compression spring (24) are installed to one side of dead lever (22) moreover, medicament bottle (23) constitute through compression spring (24) and dead lever (22) and dismantle mounting structure.

3. The in-furnace dosing device of claim 1, wherein: the heating wires (4) are evenly arranged in the medicament reaction kettle (5), and the heating wires (4) are arranged at equal intervals.

4. The in-furnace dosing device of claim 1, wherein: the medicament reaction kettle (5) and the fixing plate (1) form a welding integrated structure.

5. The in-furnace dosing device of claim 1, wherein: the outer side wall of the screw rod (21) is uniformly provided with external threads, and the inner side wall of the threaded cylinder (20) is uniformly provided with internal threads matched with the external threads.

6. The in-furnace dosing device of claim 1, wherein: the bottom welding in lead screw (21) outside has second gear (12), the opposite side welding on base (13) top has first servo motor (9) to one side rotation of first servo motor (9) has pivot (10), first gear (11) are installed to one side of pivot (10), first gear (11) and second gear (12) constitute the engagement structure.