CN214570738U

CN214570738U - Acid etching solution cyclic regeneration equipment tail gas recovery sodium hypochlorite equipment

Info

Publication number: CN214570738U
Application number: CN202120140327.4U
Authority: CN
Inventors: 陈永江; 易健国; 陈童光
Original assignee: Guangzhou Jichi Environmental Technology Co ltd
Current assignee: Guangzhou Jichi Environmental Technology Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-11-02
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses an acid etching solution recycling equipment tail gas recovery by-product sodium hypochlorite equipment, including the intake pipe, the left side rigid coupling of intake pipe has alkali absorption tank equipment includes box, alkali absorption tank, ejector, analysis groove, detection device and blow-off valve, the box rigid coupling is at the left side tip of intake pipe, the inside right side top of box is equipped with alkali absorption tank, the inside top in alkali absorption tank is equipped with the ejector. This acid etching solution cyclic regeneration equipment tail gas recovery sodium hypochlorite equipment, when the sodium hypochlorite concentration reaches thirteen percent in the analysis inslot, be qualified sodium hypochlorite product promptly, discharge through the bleeder valve, reduced the cost that iron nugget consumed and the treatment cost of ferric trichloride solution when acid etching solution cyclic regeneration equipment moves, the sodium hypochlorite product creates considerable economic benefits.

Description

Acid etching solution cyclic regeneration equipment tail gas recovery sodium hypochlorite equipment

Technical Field

The utility model relates to an acid nature etching solution recycling equipment tail gas retrieves technical field, specifically is an acid nature etching solution recycling equipment tail gas retrieves sodium hypochlorite equipment.

Background

The acid etching solution recycling equipment is used for regenerating the etching solution and generating a large amount of chlorine in the copper electrolytic extraction process. One part of the waste liquid is dissolved, absorbed and recycled by the acid etching liquid, the residual chlorine gas is subjected to replacement treatment by an iron absorption cylinder to generate ferric trichloride waste liquid, the chlorine gas is not absorbed in the process of extracting copper by the original electrolysis of the acid etching liquid circulating regeneration equipment, the iron absorption cylinder is added with an iron block for replacement reaction to generate the ferric trichloride solution, the ferric trichloride solution needs to be treated by a PCB (printed Circuit Board) plant waste water station, but the iron block consumption cost and the treatment cost of the ferric trichloride solution cannot be reduced, and the economic benefit created by the sodium hypochlorite product needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sodium hypochlorite equipment is retrieved to acid etching solution cyclic regeneration equipment tail gas to the cost of the iron plate consumption that proposes in solving above-mentioned background art and the processing cost of ferric trichloride solution can't obtain reducing, and the economic benefits that the sodium hypochlorite product created remains the improvement problem.

In order to achieve the above object, the utility model provides a following technical scheme: a tail gas recycling device for sodium hypochlorite of an acid etching solution recycling device comprises an air inlet pipe, wherein an alkali absorption tank device is fixedly connected to the left side of the air inlet pipe;

the alkali absorption tank equipment comprises a tank body, an alkali absorption tank, a jet device, an analysis tank, a detection device and a discharge valve;

the utility model discloses a solar water heater, including box, box rigid coupling, the inside right side top of box is equipped with alkali absorption tank, the inside top of alkali absorption tank is equipped with the ejector, the inside left side top of box is equipped with the analysis groove, detection device is installed to the inside bottom of analysis groove, the left surface mounting of box has the relief valve. The cost of iron block consumption and the treatment cost of the ferric trichloride solution are reduced when the acid etching solution recycling equipment runs, and the sodium hypochlorite product has considerable economic effect.

Preferably, a protection mechanism is arranged on the outer side of the detection device;

the protection mechanism comprises a cover cylinder, a vertical cylinder, a through groove, a rubber pad, a flitch, a support rod, a tooth ring, a tooth post, a rotating rod and a motor;

the cover section of thick bamboo cup joints in detection device's the outside, the outer wall below of cover section of thick bamboo is rotated and is connected with a vertical section of thick bamboo, the bottom of a vertical section of thick bamboo is fixed with the inside bottom in analysis groove and links to each other, logical groove has been seted up on the outer wall left side of a vertical section of thick bamboo, the right side that leads to the groove is equipped with the rubber pad, the rubber pad offsets tightly with the inner wall of a cover section of thick bamboo, the another side rigid coupling of rubber pad has the flitch, the right side lower surface rigid coupling of flitch has branch, the other end of branch is fixed with the inside bottom in analysis groove and links to each other, the fixed ring gear that has cup jointed in the outer wall bottom of a cover section of thick bamboo, the outer wall right side meshing of ring gear is connected with the tooth post, the inner wall rigid coupling of tooth post has the bull stick, the bottom rigid coupling of bull stick has the motor, the motor is fixed with the inside bottom in analysis groove and links to each other. So that the service life of the detection device is enhanced.

Preferably, the outer surface of the rubber pad is matched with the inner wall of the cover cylinder. The rubber pad can be fully contacted with the inner wall of the cover cylinder, and the rubber pad can shield, cover and seal the through groove.

Preferably, the central points of the rotating rod and the tooth column are all located on the same horizontal vertical line. The rotation of the rotating rod can enable the tooth column to concentrically rotate.

Preferably, the radian of the outer side surface of the flitch is the same as that of the inner side surface of the rubber pad. The fixed connection area between the flitch and the rubber pad is ensured, and the stable fixed connection between the flitch and the rubber pad is facilitated.

Preferably, the area of the rubber pad is larger than 0.5-1 cubic decimeter relative to the area of the through groove. So that the rubber pad can fully cover the through groove.

Preferably, an auxiliary mechanism is arranged above the left side of the outer wall of the cover cylinder;

the auxiliary mechanism comprises a transverse pipe, a first exhaust fan and a first one-way valve;

violently manage the rigid coupling in the outer wall left side top of a cover section of thick bamboo, violently manage the inside each other of a cover section of thick bamboo and communicate, install first air exhauster on the pipeline of violently managing, first check valve is installed to the outside end of violently managing. Residual gas in the cover cylinder can be exhausted.

Preferably, the top end of the cover cylinder is provided with a return mechanism;

the return mechanism comprises a U-shaped pipe, a second exhaust fan and a second one-way valve;

the U-shaped pipe is fixedly connected to the top end of the cover cylinder, the other end of the U-shaped pipe is fixedly connected with the contact surface of the air inlet pipe, the U-shaped pipe is fixedly connected with the contact surface of the box body, a second exhaust fan is installed at the end portion of the left side of the pipeline of the U-shaped pipe, and a second one-way valve is installed above the end portion of the left side of the pipeline of the U-shaped pipe. And the sodium chlorate enters the alkali absorption tank again for secondary operation to ensure that the concentration of the sodium chlorate reaches the standard.

Compared with the prior art, the beneficial effects of the utility model are that: this acid etching solution cyclic regeneration equipment tail gas recovery sodium hypochlorite equipment, for traditional technology, has following advantage:

through the cooperation between intake pipe and the alkali absorption tank equipment, the alkali absorption tank adopts ejector injection to produce the negative pressure and absorbs the chlorine that the chlorine absorption jar end has absorbed to the alkali absorption tank, after chlorine and liquid caustic soda intensive mixing reaction under ejector circulation injection, spray absorption residual chlorine through a pump again, after the alkali absorption tank work is six to eight hours, when the analysis inslot sodium hypochlorite concentration reaches thirteen percent, be qualified sodium hypochlorite product, discharge through the blow-off valve, the cost that the iron plate consumed and the treatment cost of ferric trichloride solution when having reduced acid etching liquid circulation regeneration equipment operation, the sodium hypochlorite product creates considerable economic benefits.

Through the cooperation between analysis groove, detection device and the protector, a cover section of thick bamboo can prevent that the inside gaseous permanent and detection device of analysis groove from contacting, through the rotation control to motor output shaft, should the meshing transmission of tooth post and ring gear, whether steerable rubber pad carries out the shutoff to leading to the groove, can control detection device promptly whether detect the gaseous of analysis inslot portion for detection device's life can strengthen.

Through the cooperation between intake pipe, alkali absorption tank equipment and the return mechanism, detection device is not up to standard back to the inside gaseous detection of analysis tank, and inside the operating personnel control second air exhauster was returned to the intake pipe through the U type pipe with the inside gas up to standard of analysis tank, and the inside that enters into the alkali absorption tank once more carries out the secondary operation to guarantee that sodium chlorate concentration is up to standard.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the detecting device, the protecting mechanism and the auxiliary mechanism in FIG. 1;

FIG. 3 is a schematic view of a connection structure of the cover cylinder, the through slots and the flitch plates in FIG. 2;

fig. 4 is a schematic view of a connection structure of the can and the motor of fig. 2.

In the figure: 1. an air inlet pipe, 2, alkali absorption tank equipment, 201, a box body, 202, an alkali absorption tank, 203, an ejector, 204, an analysis tank, 205, a detection device, 206, a discharge valve, 3, a protection mechanism, 301, a cover cylinder, 302, a vertical cylinder, 303, a through groove, 304, a rubber pad, 305, a flitch, 306, a support rod, 307, a toothed ring, 308, a toothed column, 309, a rotating rod, 310, a motor, 4, an auxiliary mechanism, 401, a transverse pipe, 402, a first exhaust fan, 403, a first one-way valve, 5, a return mechanism, 501, a U-shaped pipe, 502, a second exhaust fan, 503 and a second one-way valve.

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 a technical solution: the utility model provides a sodium hypochlorite equipment is retrieved to acid etching solution cyclic regeneration equipment tail gas, including intake pipe 1, the left side rigid coupling of intake pipe 1 has alkali absorption tank equipment 2, alkali absorption tank equipment 2 includes box 201, alkali absorption tank 202, ejector 203, analysis groove 204, detection device 205 and blow-off valve 206, box 201 rigid coupling is at the left side tip of intake pipe 1, the inside right side top of box 201 is equipped with alkali absorption tank 202, the inside top of alkali absorption tank 202 is equipped with ejector 203, the inside left side top of box 201 is equipped with analysis groove 204, detection device 205 is installed to the inside bottom of analysis groove 204, the left surface mounting of box 201 has blow-off valve 206.

The outer side of the detection device 205 is provided with a protection mechanism 3. the protection mechanism 3 comprises a cover cylinder 301, a vertical cylinder 302, a through groove 303, a rubber pad 304, a flitch 305, a support rod 306, a tooth ring 307, a tooth post 308, a rotating rod 309 and a motor 310, the cover cylinder 301 is sleeved on the outer side of the detection device 205, the vertical cylinder 302 is rotatably connected below the outer wall of the cover cylinder 301, the bottom end of the vertical cylinder 302 is fixedly connected with the inner bottom end of the analysis groove 204, the left side of the outer wall of the vertical cylinder 302 is provided with the through groove 303, the right side of the through groove 303 is provided with the rubber pad 304 which is made of fluororubber and has certain toughness, the rubber pad 304 is tightly abutted against the inner wall of the cover cylinder 301, the other surface of the rubber pad 304 is fixedly connected with the flitch 305, the lower surface of the right side of the flitch 305 is fixedly connected with the support rod 306, the other end of the support rod 306 is fixedly connected with the inner bottom end of the analysis groove 204, the bottom end of the outer wall of the cover cylinder 301 is fixedly connected with the tooth post 307, the right side of the outer wall of the tooth ring 307 is engaged with the tooth post 308, a rotating rod 309 is fixedly connected to the inner wall of the tooth column 308, a motor 310 is fixedly connected to the bottom end of the rotating rod 309, the model of the motor 310 is XD-37GB3525, a power cord of the motor 310 is butted with an external power supply device, an output shaft of the motor 310 is fixedly connected with the rotating rod 309, the motor 310 is fixedly connected with the inner bottom end of the analysis groove 204, the outer surface of the rubber pad 304 is matched with the inner wall of the cover cylinder 301, so that the rubber pad 304 can be fully contacted with the inner wall of the cover cylinder 301, the rubber pad 304 can shield, cover and seal the through groove 303, the rotating rod 309 and the central point of the tooth column 308 are both positioned on the same horizontal vertical line, the tooth column 308 can concentrically rotate by the rotation of the rotating rod 309, the radian of the outer side surface of the patch 305 is the same as that of the inner side surface of the rubber pad 304, the fixed connection area between the patch 305 and the rubber pad 304 is ensured, the stable fixed connection between the rubber pad 304 and the area of the through groove 303 is more than 0.5-1 cubic minute, so that the rubber pad 304 sufficiently covers the through groove 303.

Auxiliary mechanism 4 is equipped with above the outer wall left side of cover section of thick bamboo 301, auxiliary mechanism 4 is including violently managing 401, first air exhauster 402 and first check valve 403, violently manage 401 rigid coupling in cover section of thick bamboo 301 'S outer wall left side top, violently manage 401 and cover section of thick bamboo 301' S inside each other and be the intercommunication, install first air exhauster 402 on violently managing 401 'S the pipeline, the model of first air exhauster 402 and second air exhauster 502 is LH-100S, and the power cord docks mutually with external power supply unit, first check valve 403 is installed to violently managing 401' S outside end, first check valve 403 and second check valve 503 are anti-internal flow check valve.

Cover section of thick bamboo 301's top is equipped with return mechanism 5, return mechanism 5 includes U type pipe 501, second air exhauster 502 and second check valve 503, U type pipe 501 rigid coupling is on cover section of thick bamboo 301's top, U type pipe 501's the other end links to each other with the contact surface of intake pipe 1 is fixed, U type pipe 501 links to each other with the contact surface of box 201 is fixed, U type pipe 501's both ends all communicate each other with cover section of thick bamboo 301 and intake pipe 1's inside, second air exhauster 502 is installed to U type pipe 501's pipeline left side tip, second check valve 503 is installed to U type pipe 501's pipeline left side tip top.

When the tail gas of the acid etching solution recycling equipment is used for recycling sodium hypochlorite, in the using process, the alkali absorption tank 202 adopts the ejector 203 to spray to generate negative pressure to absorb chlorine absorbed at the end of a chlorine absorption cylinder to the alkali absorption tank 202, the chlorine is fully mixed and reacted with caustic soda liquid under the circulating spraying of the ejector 203, and then residual chlorine is sprayed and absorbed by a pump, after the alkali absorption tank works for six to eight hours, the concentration of sodium hypochlorite in the analysis tank 204 reaches thirteen percent, namely a qualified sodium hypochlorite product is obtained, the qualified sodium hypochlorite product is discharged through the discharge valve 206, the cost consumed by iron blocks and the treatment cost of ferric trichloride solution are reduced when the acid etching solution recycling equipment is operated, the sodium hypochlorite product creates considerable economic effect, the cover barrel 301 in the analysis tank 204 can prevent the gas in the analysis tank 204 from being contacted with the detection device 205 for a long time, and the rotation of the output shaft of the motor 310 is controlled, should tooth post 308 and the meshing transmission of ring gear 307, whether controllable rubber pad 304 blocks up logical groove 303, whether can control detection device 205 to detect the inside gas of analysis groove 204 promptly, make detection device 205's life strengthened, after detection device 205 accomplished the detection operation, control motor 301 blocks up the logical groove 303 with rubber pad 304 and covers, then will remain the gas in cover section of thick bamboo 301 through controlling first air exhauster 402 and take out, and detection device 205 is not up to standard to the inside gas detection in analysis groove 204, operating personnel control second air exhauster 502 with the inside gas up to standard of analysis groove 204 through U type pipe row 501 get back to inside the intake pipe 1, get into the inside of alkali absorption tank 203 again and carry out secondary operation, in order to ensure that sodium chlorate concentration is up to standard.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sodium hypochlorite equipment is retrieved to acid etching solution cyclic regeneration equipment tail gas, includes intake pipe (1), its characterized in that: the left side of the air inlet pipe (1) is fixedly connected with an alkali absorption tank device (2);

the alkali absorption tank device (2) comprises a box body (201), an alkali absorption tank (202), a jet device (203), an analysis tank (204), a detection device (205) and a discharge valve (206);

the utility model discloses a chemical analysis device, including box (201), the inside right side top of box (201) is equipped with alkali absorption tank (202), the inside top of alkali absorption tank (202) is equipped with ejector (203), the inside left side top of box (201) is equipped with analysis groove (204), detection device (205) are installed to the inside bottom of analysis groove (204), the left surface mounting of box (201) has blow-off valve (206).

2. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 1, wherein: a protection mechanism (3) is arranged on the outer side of the detection device (205);

the protection mechanism (3) comprises a cover cylinder (301), a vertical cylinder (302), a through groove (303), a rubber pad (304), a pasting plate (305), a support rod (306), a toothed ring (307), a toothed column (308), a rotating rod (309) and a motor (310);

the cover cylinder (301) is sleeved outside the detection device (205), the outer wall below of the cover cylinder (301) is rotatably connected with a vertical cylinder (302), the bottom end of the vertical cylinder (302) is fixedly connected with the inner bottom end of the analysis groove (204), the outer wall left side of the vertical cylinder (302) is provided with a through groove (303), the right side of the through groove (303) is provided with a rubber pad (304), the rubber pad (304) is tightly propped against the inner wall of the cover cylinder (301), the other side of the rubber pad (304) is fixedly connected with a flitch (305), the lower surface of the right side of the flitch (305) is fixedly connected with a support rod (306), the other end of the support rod (306) is fixedly connected with the inner bottom end of the analysis groove (204), the outer wall bottom end of the cover cylinder (301) is fixedly connected with a toothed ring (307), the outer wall right side of the toothed ring (307) is engaged with a toothed column (308), the inner wall of the toothed column (308) is fixedly connected with a rotating rod (309), the bottom end of the rotating rod (309) is fixedly connected with a motor (310), and the motor (310) is fixedly connected with the bottom end of the inner part of the analysis groove (204).

3. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 2, characterized in that: the outer surface of the rubber pad (304) is matched with the inner wall of the cover cylinder (301).

4. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 2, characterized in that: the central points of the rotating rod (309) and the tooth column (308) are all positioned on the same horizontal vertical line.

5. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 2, characterized in that: the outer side surface of the flitch plate (305) has the same radian with the inner side surface of the rubber pad (304).

6. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 2, characterized in that: the area of the rubber gasket (304) is larger than 0.5-1 cubic decimeter relative to the area of the through groove (303).

7. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 2, characterized in that: an auxiliary mechanism (4) is arranged above the left side of the outer wall of the cover cylinder (301);

the auxiliary mechanism (4) comprises a transverse pipe (401), a first exhaust fan (402) and a first one-way valve (403);

violently pipe (401) rigid coupling is in the outer wall left side top of cover section of thick bamboo (301), violently pipe (401) and the inside of cover section of thick bamboo (301) are each other for the intercommunication, install first air exhauster (402) on the pipeline of violently pipe (401), first check valve (403) are installed to the outside end of violently pipe (401).

8. The apparatus for recovering sodium hypochlorite from tail gas of the acidic etching solution recycling apparatus according to claim 2, characterized in that: a return mechanism (5) is arranged at the top end of the cover cylinder (301);

the return mechanism (5) comprises a U-shaped pipe (501), a second exhaust fan (502) and a second one-way valve (503);

u type pipe (501) rigid coupling is on the top of cover section of thick bamboo (301), the other end of U type pipe (501) links to each other with the contact surface of intake pipe (1) is fixed, U type pipe (501) link to each other with the contact surface of box (201) is fixed, second air exhauster (502) are installed to the pipeline left side tip of U type pipe (501), second check valve (503) are installed to the pipeline left side tip top of U type pipe (501).