CN210683989U - Galvanizing solution circulating cooling device - Google Patents

Galvanizing solution circulating cooling device Download PDF

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Publication number
CN210683989U
CN210683989U CN201921706501.6U CN201921706501U CN210683989U CN 210683989 U CN210683989 U CN 210683989U CN 201921706501 U CN201921706501 U CN 201921706501U CN 210683989 U CN210683989 U CN 210683989U
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CN
China
Prior art keywords
cooling
pipe
liquid
galvanizing
cooling pool
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Expired - Fee Related
Application number
CN201921706501.6U
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Chinese (zh)
Inventor
高俊峰
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Tianjin Rongwei Metal Surface Treatment Co Ltd
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Tianjin Rongwei Metal Surface Treatment Co Ltd
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Priority to CN201921706501.6U priority Critical patent/CN210683989U/en
Application granted granted Critical
Publication of CN210683989U publication Critical patent/CN210683989U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to the technical field of galvanizing liquid recovery, in particular to a galvanizing liquid circulating cooling device, which comprises a cooling pool, wherein the bottom of the left side of the cooling pool is provided with an opening part, the opening part is hermetically connected with an impurity collecting hopper, the discharge end of the impurity collecting hopper is provided with a control valve, an upper and a lower double-row S-shaped heat exchange tube is arranged in the cooling pool on the right side of a partition plate, cooling liquid flows to the upper part of the heat exchange tube along the lower part of the heat exchange tube, the lower part of the outer wall on the right side of the cooling pool is provided with a liquid discharge tube; the utility model discloses when impurity is too much, open control flap, control flap can be for conventional valves such as butterfly valve, can discharge away impurity, convenient operation, and reasonable in design avoids the impurity to deposit at the interior diapire of cooling bath, does not need often to clear up the cooling bath diapire, and the galvanizing liquid temperature of emission meets the requirements after, and the galvanizing liquid after the last cooling is discharged from the delivery pipe.

Description

Galvanizing solution circulating cooling device
Technical Field
The utility model relates to a zinc-plating liquid retrieves technical field, especially relates to a zinc-plating liquid cooling back installation.
Background
In the electrogalvanizing process, caustic soda is contained in the electroplating solution, and sodium bicarbonate is generated by oxidation reaction when the surface of the electroplating solution is contacted with air. Along with the continuous progress of electroplating, the sodium bicarbonate content in the electrogalvanizing liquid medicine can be continuously improved, when the concentration of the sodium bicarbonate exceeds the allowable range, the electroplating speed can be slowed down, the electroplating effect is influenced, at the moment, only new electroplating liquid medicine can be replaced, and the used electroplating liquid is directly discharged, so that the environment is polluted, and the waste is also caused.
When the electroplating solution is recycled, tap water is added, the temperature of the solution is very high, the next collection operation can be carried out only by cooling the electroplating solution, the cooling effect of the existing electroplating solution is poor, and impurities cannot be collected.
In order to solve the problems, the application provides a galvanizing solution circulating cooling device.
Disclosure of Invention
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a galvanizing solution cooling back installation has quick collection impurity, conveniently discharges impurity and quick refrigerated characteristics.
(II) technical scheme
For solving the problem, the utility model provides a galvanizing liquid cooling back installation, including the cooling tank, the left side bottom of cooling tank is provided with the opening, opening sealing connection has impurity to collect and fights, the discharge end that impurity was collected and is fought is provided with control flap, is located to be fixed with vertical baffle on the cooling tank inner wall on impurity collection fill right side, and preceding, the back inner wall sealing connection of baffle, rear end and cooling tank are located impurity collection and are fought and be provided with the galvanizing liquid delivery pipe directly over, are located to be provided with the heat exchange tube of upper and lower double S-shaped in the cooling tank on baffle right side, and the lower part of coolant liquid along the heat exchange tube flows to the upper portion of heat exchange tube, the right side outer wall lower part of cooling tank is provided with the fluid-discharge tube, be provided with.
Preferably, the heat exchange tube includes feed liquor pipe, first S-shaped pipe, connecting pipe, second S-shaped pipe and drain pipe, the lower extreme of feed liquor pipe is connected with the first S-shaped pipe feed liquor end that sets up in the cooling tank lower part, the play liquid end of first S-shaped pipe is connected with the connecting pipe that the level set up, the other end of connecting pipe extends to the right side of cooling tank and is connected with the second S-shaped pipe feed liquor end that sets up on cooling tank upper portion, the play liquid end of second S-shaped pipe is connected with the drain pipe.
Preferably, cooling water is introduced into the upper end of the liquid inlet pipe.
Preferably, the second S-shaped pipe is located above the partition.
Preferably, the left side of cooling bath is fixed with the riser, and the lower extreme of riser is in impurity collection fill top, the filter disc has been placed on riser and cooling bath left side inner wall upper portion, the lower extreme of galvanizing liquid delivery pipe is in the filter disc.
Preferably, the filter disc includes the installing frame, the fixed cooperation in bottom of installing frame has the filter screen, the fixed cooperation in top left side of installing frame has horizontal backup pad.
Preferably, the bottom wall in the cooling pool between the right side of the partition plate and the left side wall of the cooling pool is fixed with an inclined block, and the right end of the inclined block is lower than the left end of the inclined block.
The above technical scheme of the utility model has following profitable technological effect:
1. the heat exchange pipe is filled with cooling water, the cooling water can be tap water, and according to physical and thermal knowledge, the density of hot water in the cooling pool is low and is positioned above the cooling pool, so that the heat exchange pipe is firstly cooled from the lower part of the left side of the cooling pool, the temperature is gradually increased, and finally the hot water is discharged from the upper part of the left side of the cooling pool;
2. impurity is collected and is fought the impurity that can collect the sediment, when impurity is too much, opens control flap, and control flap can be for conventional valves such as butterfly valve, can discharge away impurity, convenient operation, and reasonable in design avoids impurity to deposit at the interior diapire of cooling bath, does not need often to clear up the cooling bath diapire, and the galvanizing bath temperature of emission meets the requirements the back, and the galvanizing bath after the cooling at last is followed the delivery pipe and is located the emission.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a heat exchange tube of the present invention;
fig. 3 is a schematic structural view of the middle filter disc of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the utility model provides a zinc plating solution circulating cooling device, which comprises a cooling pool 1, an opening 2 is arranged at the bottom of the left side of the cooling pool 1, the opening 2 is connected with an impurity collecting bucket 6 in a sealing way, a control valve 7 is arranged at the discharging end of the impurity collecting bucket 6, a vertical clapboard 8 is fixed on the inner wall of the cooling pool 1 at the right side of the impurity collecting bucket 6, the front and rear ends of the clapboard 8 are connected with the front and rear inner walls of the cooling pool 1 in a sealing way, a zinc plating solution discharging pipe 5 is arranged right above the impurity collecting bucket 6, an upper and lower double-row S-shaped heat exchanging pipe 10 is arranged in the cooling pool 1 at the right side of the clapboard 8, and cooling solution flows to the upper part of the heat exchanging pipe 10 along the lower part of the heat exchanging pipe 10, a discharging pipe 11 is arranged at the lower part of the outer wall at, the cooling water can be tap water, according to the knowledge of physics and thermology, the density of the hot water in the cooling pool 1 is smaller and is positioned above the cooling pool 1, therefore, the heat exchange tube 10 is firstly cooled from the lower part of the left side of the cooling pool 1, the temperature is gradually increased and is finally discharged from the upper part of the left side of the cooling pool 1, the temperature at the moment can reach the maximum value and can be recycled by the outside, the recycling at the position can use domestic water or industrial water such as the hot water for bathing and the like, the heat in the recycled galvanizing liquid can be effectively recycled, the impurity collecting hopper 6 can collect the precipitated impurities, when the impurities are excessive, the control valve 7 is opened, the control valve 7 can be a conventional valve such as a butterfly valve and the like, the impurities can be discharged, the operation is convenient, the design is reasonable, the impurities are prevented from being precipitated on the inner bottom wall of the cooling pool 1, and, after the discharged galvanizing liquid meets the requirements in temperature, the finally cooled galvanizing liquid is discharged from the discharge pipe 11.
In this embodiment, it should be noted that the heat exchange tube 10 includes a liquid inlet tube 101, a first S-shaped tube 102, a connecting tube 103, a second S-shaped tube 104 and a liquid outlet tube 105, a lower end of the liquid inlet tube 101 is connected to a liquid inlet end of the first S-shaped tube 102 disposed at a lower portion of the cooling pool 1, a liquid outlet end of the first S-shaped tube 102 is connected to the connecting tube 103 horizontally disposed, another end of the connecting tube 103 extends to a right side of the cooling pool 1 and is connected to a liquid inlet end of the second S-shaped tube 104 disposed at an upper portion of the cooling pool 1, and a liquid outlet end of the second S-shaped tube 104 is connected to the liquid outlet tube 105.
In this embodiment, it should be noted that cooling water is introduced into the upper end of the liquid inlet pipe 101, and the cooling water may be tap water cooled down, may also be ordinary tap water, and may also be cooling liquid.
In this embodiment, it should be noted that the second S-shaped pipe 104 is located above the partition plate 8, so as to increase the heat exchange range and improve the heat exchange effect.
In this embodiment, need to explain that, the left side of cooling bath 1 is fixed with riser 3, and the lower extreme of riser 3 is in impurity collection fill 6 tops, and filter disc 4 has been placed on riser 3 and 1 left side inner wall upper portion of cooling bath, and the lower extreme of galvanizing liquid discharge pipe 5 is in filter disc 4, can tentatively filter the galvanizing liquid, and the filter residue can directly be fallen.
In this embodiment, it should be noted that the filter tray 4 includes an installation frame 401, a filter screen 402 is fixedly fitted at the bottom of the installation frame 401, and a transverse support plate 403 is fixedly fitted at the left side of the top of the installation frame 401.
In this embodiment, it should be noted that the inclined block 9 is fixed on the bottom wall of the cooling pool 1 between the right side of the partition plate 8 and the left side wall of the cooling pool 1, and the right end of the inclined block 9 is lower than the left end of the inclined block 9, so that the filter disc 4 is convenient to use.

Claims (7)

1. A galvanizing liquid circulating cooling device comprises a cooling pool (1) and is characterized in that an opening part (2) is arranged at the bottom of the left side of the cooling pool (1), an impurity collecting hopper (6) is connected to the opening part (2) in a sealing mode, a control valve (7) is arranged at the discharge end of the impurity collecting hopper (6), a vertical partition plate (8) is fixed on the inner wall of the cooling pool (1) on the right side of the impurity collecting hopper (6), the front end and the rear end of the partition plate (8) are connected with the front inner wall and the rear inner wall of the cooling pool (1) in a sealing mode, a galvanizing liquid discharge pipe (5) is arranged right above the impurity collecting hopper (6), an upper and lower S-shaped heat exchange pipe (10) is arranged in the cooling pool (1) on the right side of the partition plate (8), cooling liquid flows to the upper portion of the heat exchange pipe (10) along the lower portion of the double rows of the heat exchange pipe (, and a flow valve (12) is arranged on the liquid discharge pipe (11).
2. The galvanizing liquid circulating cooling device according to claim 1, wherein the heat exchange pipe (10) comprises a liquid inlet pipe (101), a first S-shaped pipe (102), a connecting pipe (103), a second S-shaped pipe (104) and a liquid outlet pipe (105), the lower end of the liquid inlet pipe (101) is connected with the liquid inlet end of the first S-shaped pipe (102) arranged at the lower part of the cooling pool (1), the liquid outlet end of the first S-shaped pipe (102) is connected with the connecting pipe (103) arranged horizontally, the other end of the connecting pipe (103) extends to the right side of the cooling pool (1) and is connected with the liquid inlet end of the second S-shaped pipe (104) arranged at the upper part of the cooling pool (1), and the liquid outlet end of the second S-shaped pipe (104) is connected with the liquid outlet pipe (105).
3. The galvanizing solution circulation cooling device according to the claim 2, characterized in that the upper end of the liquid inlet pipe (101) is filled with cooling water.
4. A galvanising liquid circulation cooling device according to claim 2, characterised in that said second S-shaped pipe (104) is located above the partition plate (8).
5. The circulating cooling device for the zinc plating solution according to claim 1, wherein a vertical plate (3) is fixed on the left side of the cooling pool (1), the lower end of the vertical plate (3) is positioned above the impurity collecting hopper (6), a filter disc (4) is placed on the vertical plate (3) and the upper portion of the inner wall of the left side of the cooling pool (1), and the lower end of the zinc plating solution discharge pipe (5) is positioned in the filter disc (4).
6. A galvanizing liquid circulation cooling device according to claim 5, characterized in that the filter disc (4) comprises a mounting frame (401), a filter screen (402) is fixedly matched at the bottom of the mounting frame (401), and a transverse support plate (403) is fixedly matched at the left side of the top of the mounting frame (401).
7. A galvanizing bath circulation cooling apparatus according to any one of claims 1 to 6, characterized in that an inclined block (9) is fixed to the inner bottom wall of the cooling bath (1) between the right side of the partition plate (8) and the left side wall of the cooling bath (1), and the right end of the inclined block (9) is lower than the left end of the inclined block (9).
CN201921706501.6U 2019-10-12 2019-10-12 Galvanizing solution circulating cooling device Expired - Fee Related CN210683989U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921706501.6U CN210683989U (en) 2019-10-12 2019-10-12 Galvanizing solution circulating cooling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921706501.6U CN210683989U (en) 2019-10-12 2019-10-12 Galvanizing solution circulating cooling device

Publications (1)

Publication Number Publication Date
CN210683989U true CN210683989U (en) 2020-06-05

Family

ID=70895256

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921706501.6U Expired - Fee Related CN210683989U (en) 2019-10-12 2019-10-12 Galvanizing solution circulating cooling device

Country Status (1)

Country Link
CN (1) CN210683989U (en)

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Granted publication date: 20200605