CN221267560U - Gas-liquid separation device and vertical plating tank - Google Patents

Abstract

The utility model relates to the technical field of gas-liquid separation, and discloses a gas-liquid separation device and a vertical plating tank. Wherein, gas-liquid separation device includes intake pipe, collector pipe, manger plate mechanism and separating mechanism, the intake pipe both ends are equipped with first air inlet and second air inlet respectively, collector pipe and the coaxial setting of intake pipe, collector pipe and second air inlet intercommunication, and the surface protrusion of second air inlet is in the bottom surface of collector pipe, manger plate mechanism corresponds the second air inlet and locates in the collector pipe, and manger plate mechanism locates the top of second air inlet, manger plate mechanism covers the second air inlet towards the projection face of second air inlet direction, separating mechanism communicates with the collector pipe through the connecting pipe, the last gas outlet that is equipped with of separating mechanism. According to the utility model, the water retaining mechanism is used for blocking the liquid, so that the flowing direction of the liquid is changed, the liquid is prevented from flowing into the air inlet pipe from the second air inlet, the separated liquid is effectively prevented from flowing back to the plating tank from the air inlet pipe, and the quality of liquid medicine in the plating tank is ensured.

Description

Gas-liquid separation device and vertical plating tank

Technical Field

The utility model relates to the technical field of gas-liquid separation, in particular to a gas-liquid separation device and a vertical plating tank.

Background

The gas-liquid separator is a device for separating gas and liquid, and is commonly used in the fields of industry, chemical industry, petroleum, natural gas and the like. The main function of the gas-liquid separator is to separate the gas and the liquid by physical principle for further treatment or recycling.

In the prior art, a gas-liquid separator is generally arranged above the liquid medicine, air above the liquid medicine is sucked into the gas-liquid separator through an air inlet of the gas-liquid separator, the sucked air is subjected to gas-liquid separation treatment, and in the gas-liquid separation process, part of separated liquid flows back to a plating tank along the air inlet, so that the liquid medicine in the plating tank is polluted.

Disclosure of utility model

In view of the above, the present utility model provides a gas-liquid separation device and a vertical plating tank, so as to solve the problem of liquid medicine pollution in the plating tank caused by the backflow of a part of separated liquid to the plating tank along an air inlet in the process of gas-liquid separation.

In a first aspect, the present utility model provides a gas-liquid separation apparatus comprising:

The two ends of the air inlet pipe are respectively provided with a first air inlet and a second air inlet;

the water collecting pipe is coaxially arranged with the air inlet pipe, the water collecting pipe is communicated with the second air inlet, and the surface of the second air inlet protrudes out of the bottom surface of the water collecting pipe;

the water retaining mechanism is arranged in the water collecting pipe corresponding to the second air inlet, and is arranged above the second air inlet, and a projection surface of the water retaining mechanism facing the direction of the second air inlet covers the second air inlet;

The separating mechanism is communicated with the water collecting pipe through a connecting pipe, and an air outlet is arranged on the separating mechanism.

The beneficial effects are that: this gas-liquid separation equipment, the gas that external world contains moisture gets into the intake pipe from the first air inlet of intake pipe, the second air inlet of intake pipe gets into the collector pipe afterwards, the collector pipe is connected with separating mechanism through the connecting pipe, gas in the collector pipe can get into separating mechanism through the connecting pipe promptly, separating mechanism is to the gas intake separation that contains moisture, the gas that separates out is discharged from the gas outlet in the separating mechanism, the liquid that separates falls into the connecting pipe under the effect of gravity, flow into the collector pipe along the connecting pipe in-process of intake pipe, liquid in the connecting pipe is in-process of flowing into the collector pipe, liquid is shielded by water retaining mechanism, make liquid flow into the bottom surface of collector pipe along water retaining mechanism, block liquid through water retaining mechanism, change the flow direction of liquid, avoid liquid to flow into the intake pipe from the second air inlet, simultaneously, the second air inlet protrusion in the bottom surface of collector pipe for the liquid that separates concentrates in the bottom surface of collector pipe, avoid the liquid from the second air inlet to flow back to the intake pipe and plate the groove, effectively prevent the liquid that separates from the intake pipe from flowing back to the plating tank, guarantee liquid medicine quality in the plating tank.

In an alternative embodiment, the water blocking mechanism includes a cover plate, the cover plate is covered above the second air inlet, and the cover plate is spaced from the second air inlet.

The beneficial effects are that: the cover plate is covered on the second air inlet, the second air inlet of the air inlet pipe is shielded by the cover plate, so that liquid flowing down from the connecting pipe is shielded by the cover plate to change the liquid flowing direction, the liquid flows to the bottom surface of the water collecting pipe, and the liquid is prevented from flowing into the air inlet pipe from the second air inlet, so that the separated liquid flows back. Meanwhile, the cover plate and the second air inlet are arranged at intervals, so that gas in the air inlet pipe can smoothly flow into the connecting pipe from the position between the cover plate and the second air inlet, and the gas-liquid separation efficiency of the gas-liquid separation device is ensured.

In an alternative embodiment, the cover plate is provided with a guide surface, which is arranged obliquely to the direction of the bottom surface.

The beneficial effects are that: through setting up the guide surface of slope on the apron, under the water conservancy diversion effect of guide surface for liquid flow direction collector pipe's on the apron bottom surface avoids liquid to pile up on the apron.

In an alternative embodiment, the bottom surface of the water collecting pipe is provided with a water outlet.

The beneficial effects are that: through setting up the delivery port in the bottom surface of collector tube, in time discharge the liquid in the collector tube by the delivery port, need not the manual work and regularly clear up the liquid in the collector tube, can avoid the too high liquid level in the collector tube to flow into the intake pipe from the second air inlet simultaneously.

In an alternative embodiment, the water blocking mechanism further comprises a support member, one end of the support member is connected with the cover plate, and the other end of the support member is fixedly arranged on the water collecting pipe.

The beneficial effects are that: the cover plate is supported above the second air inlet through the support piece, and a gap between the cover plate and the second air inlet is ensured, so that the water retaining mechanism is arranged in the water collecting pipe.

In an alternative embodiment, a filter medium is disposed within the header.

The beneficial effects are that: through setting up filter medium in the collector pipe, the gas that contains moisture gets into the collector pipe in from the second air inlet, and gas can pass through filter medium earlier, separates partial liquid and gas in advance, makes partial liquid stay in the collector pipe, improves gas-liquid separation device's separation efficiency to filter medium can filter liquid, avoids impurity to block up the delivery port.

In an alternative embodiment, the surface of the air inlet pipe near one end of the first air inlet is provided with a plurality of through holes.

The beneficial effects are that: because the position that the first air inlet of intake pipe set up is usually relatively close to the liquid medicine, through setting up a plurality of through-holes in the first air inlet periphery of intake pipe for the intake pipe weakens to the adsorption affinity of liquid medicine, prevents that liquid medicine from being inhaled first air inlet.

In an alternative embodiment, the separation structure comprises a first orifice plate and a second orifice plate, wherein the first orifice plate and the second orifice plate are arranged at intervals to form a placing cavity, and a plurality of buffer particles are arranged in the placing cavity.

The beneficial effects are that: through setting up buffer particle in placing the cavity that forms between first orifice plate and second orifice plate, gaseous in the in-process that passes placing the cavity, gas impact buffer particle and pass from buffer particle's clearance, buffer particle can slow down the speed that gaseous through placing the cavity promptly to make gaseous and buffer particle contact, when gaseous and buffer particle contact, the liquid that contains in the gas can adhere to buffer particle surface, when buffer particle surface's liquid adhesion to a certain amount, liquid can drip to the connecting pipe.

In an alternative embodiment, the first orifice plate is provided with a picking and placing port, and the picking and placing port is provided with a third orifice plate corresponding to the cover.

The beneficial effects are that: through setting up getting on first orifice plate and putting the mouth, get and put a mouthful upper cover and establish the third orifice plate, through taking down the third orifice plate to the buffering granule in the cavity is placed in the change of being convenient for.

In a second aspect, the present utility model also provides a vertical plating tank comprising:

a plating bath;

and the first air inlet is arranged at the top of the plating tank.

The beneficial effects are that: according to the vertical plating tank, the first air inlet of the air inlet pipe is arranged at the top of the plating tank, the air containing moisture at the top of the plating tank is sucked into the first air inlet, the sucked air is subjected to gas-liquid separation through the gas-liquid separation device, the separated liquid flows to the bottom surface of the water collecting pipe and flows out from the water outlet, the separated liquid is effectively prevented from flowing back to the plating tank from the air inlet pipe, and the quality of liquid medicine in the plating tank is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a gas-liquid separation device according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of the gas-liquid separation apparatus shown in FIG. 1;

FIG. 3 is an enlarged partial schematic view of the header and inlet pipe of FIG. 2;

FIG. 4 is a schematic diagram of a structure of a water blocking mechanism, an air inlet pipe and a bottom surface of a water collecting pipe in a gas-liquid separation device according to an embodiment of the present utility model;

Fig. 5 is an enlarged partial schematic view of the separation mechanism of fig. 2.

Reference numerals illustrate:

1. An air inlet pipe; 101. a first air inlet; 102. a second air inlet; 103. a through hole; 2. a water collecting pipe; 201. a bottom surface; 202. a water outlet; 203. a cover body; 3. a water retaining mechanism; 301. a cover plate; 3011. a flow guiding surface; 302. a support; 4. a separation mechanism; 401. a first orifice plate; 4011. a taking and placing port; 402. a second orifice plate; 403. placing the cavity; 404. a third orifice plate; 5. a connecting pipe; 6. and an air outlet.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the related art, a gas-liquid separator is generally disposed above a chemical solution, an air inlet of the gas-liquid separator sucks air above the chemical solution into the gas-liquid separator, and performs gas-liquid separation treatment on the sucked air, and in the process of gas-liquid separation, part of separated liquid flows back to a plating tank along the air inlet, so that the chemical solution in the plating tank is polluted.

Embodiments of the present utility model are described below with reference to fig. 1 to 5.

According to an embodiment of the present utility model, in one aspect, as shown in fig. 1 to 5, there is provided a gas-liquid separation apparatus including an intake pipe 1, a water collecting pipe 2, a water blocking mechanism 3, and a separation mechanism 4.

Specifically, as shown in fig. 3 and 4, both ends of the intake pipe 1 are provided with a first intake port 101 and a second intake port 102, respectively, and external air is adapted to enter the intake pipe 1 from the first intake port 101.

Specifically, as shown in fig. 1 to 4, the water collecting pipe 2 is disposed coaxially with the intake pipe 1, the water collecting pipe 2 communicates with the second intake port 102 of the intake pipe 1, and the external air enters into the intake pipe 1 from the first intake port 101 and then enters into the water collecting pipe 2 from the second intake port 102, and as shown in fig. 3 and 4, the surface of the second intake port 102 protrudes from the bottom surface 201 of the water collecting pipe 2.

Specifically, as shown in fig. 3 and 4, the water blocking mechanism 3 is disposed in the water collecting pipe 2, and the water blocking mechanism 3 is disposed at a position corresponding to the second air inlet 102, and the water blocking mechanism 3 is disposed above the second air inlet 102. The projection surface of the water blocking mechanism 3 facing the direction of the second air inlet 102 covers the second air inlet 102.

Specifically, as shown in fig. 1 and 2, the separation mechanism 4 is communicated with the water collecting pipe 2 through a connecting pipe 5, and an air outlet 6 is formed in the separation mechanism 4.

According to the gas-liquid separation device, air containing moisture from the outside enters the air inlet pipe 1 from the first air inlet 101 of the air inlet pipe 1, then the second air inlet 102 of the air inlet pipe 1 enters the water collecting pipe 2, the water collecting pipe 2 is connected with the separation mechanism 4 through the connecting pipe 5, namely, the air in the water collecting pipe 2 can enter the separation mechanism 4 through the connecting pipe 5, the separation mechanism 4 separates the air containing the moisture from the air inlet of the air, the separated air is discharged from the air outlet 6 in the separation mechanism 4, the separated liquid falls into the connecting pipe 5 under the action of gravity and flows into the water collecting pipe 2 along the connecting pipe 5, the liquid in the connecting pipe 5 is blocked by the water blocking mechanism 3 in the process of flowing into the water collecting pipe 2, the liquid flows into the bottom 201 of the water collecting pipe 2 along the water blocking mechanism 3, the flowing direction of the liquid is blocked by the water blocking mechanism 3, the liquid is changed, the liquid is prevented from flowing into the air inlet pipe 1 from the second air inlet 102, meanwhile, the second air inlet 102 of the separated liquid is prevented from being concentrated on the bottom 201 of the water collecting pipe 2, the liquid in the bottom 201 of the water collecting pipe 2 is prevented from flowing back from the second air inlet 102, the liquid in the bottom 201 of the water collecting pipe 2 is prevented from flowing back into the plating tank from the water inlet pipe 1, and the liquid in the liquid plating tank is effectively prevented from flowing back from the liquid 1 into the liquid plating tank.

Specifically, the embodiment of the present utility model does not specifically limit the connection pipe 5, and the connection pipe 5 may be provided as a detachable connection pipe 5 so as to facilitate the disassembly of the gas-liquid separation device for maintenance. The connecting pipe 5 can also be formed by splicing a plurality of expansion joints, so that the height of the gas-liquid separation device can be adjusted according to different use environments.

Specifically, the gas-liquid separation device may be connected with a driving member, and the gas-liquid separation device is pumped by the driving member, so that a large amount of external gas enters the gas inlet pipe 1 from the first gas inlet 101, and the gas-liquid separation efficiency is improved, where the driving member may be a centrifugal fan, a suction pump, a vacuum pump, or the like, and is not specifically limited herein.

Specifically, the shape of the water collecting pipe 2 is not particularly limited in the embodiment of the present utility model, and for example, as shown in fig. 3, the water collecting pipe 2 may be provided in a circular tube shape, and the diameter of the water collecting pipe 2 is larger than that of the air intake pipe 1, so that the liquid in the water collecting pipe 2 can stay between the water collecting pipe 2 and the air intake pipe 1.

In one embodiment, as shown in fig. 4, the water blocking mechanism 3 includes a cover plate 301, the cover plate 301 is provided on the second air inlet 102 of the air intake duct 1, and the cover plate 301 is provided at a distance from the second air inlet 102. The cover plate 301 is arranged on the second air inlet 102, the second air inlet 102 of the air inlet pipe 1 is blocked by the cover plate 301, so that liquid flowing down from the connecting pipe 5 is blocked by the cover plate 301, the flowing direction of the liquid is changed, the liquid flows to the bottom surface 201 of the water collecting pipe 2, and the liquid is prevented from flowing into the air inlet pipe 1 from the second air inlet 102, so that the separated liquid flows back. Meanwhile, the cover plate 301 and the second air inlet 102 are arranged at intervals, so that the air in the air inlet pipe 1 can smoothly flow into the connecting pipe 5 from the space between the cover plate 301 and the second air inlet 102, and the air-liquid separation efficiency of the air-liquid separation device is ensured.

Specifically, the shape of the cover plate 301 is not particularly limited, and for example, the cover plate 301 may be provided in a circular shape, a square shape, an elliptical shape, or the like, and the shape of the cover plate 301 may be provided similarly to the shape of the second air intake port 102.

In one embodiment, as shown in fig. 4, a flow guiding surface 3011 is provided on the cover 301, the flow guiding surface 3011 is inclined towards the direction of the bottom surface 201, and by providing the inclined flow guiding surface 3011 on the cover 301, the liquid on the cover 301 flows towards the bottom surface 201 of the water collecting pipe 2 under the flow guiding effect of the flow guiding surface 3011, so that the liquid is prevented from accumulating on the cover 301.

Specifically, the shape and structure of the flow guiding surface 3011 are not particularly limited, the flow guiding surface 3011 can be an inclined cambered surface or an inclined plane, and the flow guiding surface 3011 can guide liquid to the bottom surface 201 of the water collecting pipe 2.

In one embodiment, as shown in fig. 1, 3 and 4, the bottom surface 201 of the water collecting pipe 2 is provided with the water outlet 202, and by arranging the water outlet 202 on the bottom surface 201 of the water collecting pipe 2, the liquid in the water collecting pipe 2 is timely discharged from the water outlet 202, so that the liquid in the water collecting pipe 2 does not need to be manually cleaned periodically, and the liquid level in the water collecting pipe 2 can be prevented from being too high and flowing into the air inlet pipe 1 from the second air inlet 102.

Specifically, the bottom surface 201 of the water collecting pipe 2 may be provided with a plurality of water outlets 202, for example, the plurality of water outlets 202 are annularly spaced around the bottom surface 201 of the water collecting pipe 2 to increase the drainage speed of the water collecting pipe 2.

Specifically, a drain pipe may be connected to the water outlet 202, through which water in the water collecting pipe 2 is drained to a designated container.

In one embodiment, as shown in fig. 4, the water blocking mechanism 3 further includes a support member 302, one end of the support member 302 is connected to the cover plate 301, and the other end of the support member 302 is fixed to the water collecting pipe 2. By providing the support 302 to support the cover plate 301 above the second air inlet 102, a gap between the cover plate 301 and the second air inlet 102 is ensured so that the water blocking mechanism 3 is installed in the water collecting pipe 2.

In particular, the embodiment of the present utility model does not particularly limit the structure and number of the supporting members 302, and the supporting members 302 may be provided with supporting bars or supporting blocks. The support 302 may be provided in a plurality, for example, a plurality of supports 302 disposed in an annular array about the second inlet 102.

In one embodiment, the water collecting pipe 2 is provided with a filter medium (the filter medium is not shown in the figure), and by arranging the filter medium in the water collecting pipe 2, the gas containing moisture enters the water collecting pipe 2 from the second air inlet 102, and the gas passes through the filter medium first to separate part of liquid and gas in advance, so that part of liquid is left in the water collecting pipe 2, the separation efficiency of the gas-liquid separation device is improved, and the filter medium can filter the liquid to avoid the impurity from blocking the water outlet 202.

In particular, embodiments of the present utility model are not particularly limited as to the type of filter media. The filter medium can be selected from filter cotton, activated carbon or a filter screen.

Specifically, as shown in fig. 1, the water collecting pipe 2 is detachably provided with a cover 203, and the filter medium in the water collecting pipe 2 is replaced periodically by removing the cover 203.

In one embodiment, as shown in fig. 3 and 4, the surface of the intake pipe 1 near one end of the first intake port 101 is provided with a plurality of through holes 103. Since the first intake port 101 of the intake pipe 1 is disposed at a position generally closer to the liquid medicine, the adsorption force of the intake pipe 1 to the liquid medicine is weakened by providing the plurality of through holes 103 around the first intake port 101 of the intake pipe 1, and the liquid medicine is prevented from being sucked into the first intake port 101.

Specifically, as shown in fig. 4, the through holes 103 may be provided in plurality at annular intervals around the circumferential surface of the intake pipe 1.

In one embodiment, as shown in fig. 5, the separation structure includes a first orifice plate 401 and a second orifice plate 402, where the first orifice plate 401 and the second orifice plate 402 are spaced apart, and a placement cavity 403 is formed between the first orifice plate 401 and the second orifice plate 402, and a plurality of buffer particles are suitable for being placed in the placement cavity 403, where gas can pass through the air holes of the first orifice plate 401 and the second orifice plate 402, and the buffer particles cannot pass through the air holes of the first orifice plate 401 or the second orifice plate 402. By providing the buffer particles in the placement cavity 403 formed between the first orifice plate 401 and the second orifice plate 402, the gas, in the process of passing through the placement cavity 403, impinges the buffer particles and passes through the gaps of the buffer particles, i.e., the buffer particles can slow down the speed of the gas passing through the placement cavity 403 and make the gas contact with the buffer particles, when the gas contacts with the buffer particles, the liquid contained in the gas adheres to the surface of the buffer particles, and when the liquid adheres to a certain amount to the surface of the buffer particles, the liquid drops to the connection pipe 5.

Specifically, the buffer particles may be spherical buffer particles or square buffer particles.

In one embodiment, as shown in fig. 5, a pick-and-place opening 4011 is formed on the first orifice plate 401, the pick-and-place opening 4011 is communicated with the placing cavity 403, and a third orifice plate 404 is covered on the pick-and-place opening 4011. By arranging the taking and placing opening 4011 on the first orifice plate 401, a third orifice plate 404 is covered on the taking and placing opening 4011, and by taking down the third orifice plate 404, buffer particles in the placing cavity 403 can be replaced.

Specifically, the periphery of the pick-and-place opening 4011 may be configured as a stepped opening, and the third orifice plate 404 is configured corresponding to the stepped opening, so that the third orifice plate 404 and the stepped opening are matched to cover the pick-and-place opening 4011.

The working principle of the gas-liquid separation device in this embodiment is expressed as follows:

The first air inlet 101 of the air inlet pipe 1 is arranged above the liquid medicine, air containing moisture from the outside enters the air inlet pipe 1 from the first air inlet 101 of the air inlet pipe 1 and then enters the water collecting pipe 2 from the second air inlet 102 of the air inlet pipe 1, and part of liquid and air are separated in advance by the filter medium in the water collecting pipe 2, so that part of liquid is left in the water collecting pipe 2 and flows out from the water outlet 202, and the separation efficiency of the gas-liquid separation device is improved.

The collector pipe 2 is connected with the separating mechanism 4 through the connecting pipe 5, gas in the collector pipe 2 enters the separating mechanism 4 through the connecting pipe 5, the separating mechanism 4 separates gas inlet containing moisture, the separated gas is discharged from the gas outlet 6 in the separating mechanism 4, the separated liquid falls into the connecting pipe 5 under the action of gravity, the liquid flows into the collector pipe 2 along the connecting pipe 5, the liquid in the connecting pipe 5 is blocked by the water blocking mechanism 3 in the process of flowing into the collector pipe 2, the liquid flows into the bottom surface 201 of the collector pipe 2 along the water blocking mechanism 3, the flowing direction of the liquid is blocked by the water blocking mechanism 3, the liquid is changed, the liquid is prevented from flowing into the gas inlet pipe 1 from the second gas inlet 102, meanwhile, the second gas inlet 102 of the gas inlet pipe 1 protrudes out of the bottom surface 201 of the collector pipe 2, the separated liquid is prevented from flowing into the gas inlet pipe 1 from the second gas inlet 102 to flow back into the plating tank, the separated liquid is prevented from flowing back into the plating tank from the gas inlet pipe 1, and the liquid medicine quality in the plating tank is ensured.

According to an embodiment of the present utility model, in another aspect, there is also provided a vertical plating tank including a plating tank and a gas-liquid separation device.

Specifically, the first air inlet 101 of the air inlet pipe 1 is provided at the top of the plating tank.

According to the vertical plating tank, the first air inlet 101 of the air inlet pipe 1 is arranged at the top of the plating tank, the air containing moisture at the top of the plating tank is sucked into the first air inlet 101, the sucked air is subjected to air-liquid separation through the air-liquid separation device, the separated liquid flows to the bottom surface 201 of the water collecting pipe 2 and flows out from the water outlet 202, the separated liquid is effectively prevented from flowing back to the plating tank from the air inlet pipe 1, and the quality of liquid medicine in the plating tank is ensured.

Although embodiments of the present utility model have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and variations fall within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A gas-liquid separation apparatus, comprising:

The two ends of the air inlet pipe (1) are respectively provided with a first air inlet (101) and a second air inlet (102);

The water collecting pipe (2) is coaxially arranged with the air inlet pipe (1), the water collecting pipe (2) is communicated with the second air inlet (102), and the surface of the second air inlet (102) protrudes out of the bottom surface (201) of the water collecting pipe (2);

The water blocking mechanism (3) is arranged in the water collecting pipe (2) corresponding to the second air inlet (102), the water blocking mechanism (3) is arranged above the second air inlet (102), and a projection surface of the water blocking mechanism (3) facing the direction of the second air inlet (102) covers the second air inlet (102);

The separating mechanism (4) is communicated with the water collecting pipe (2) through a connecting pipe (5), and an air outlet (6) is arranged on the separating mechanism (4).

2. The gas-liquid separation device according to claim 1, wherein the water blocking mechanism (3) comprises a cover plate (301), the cover plate (301) is arranged above the second air inlet (102), and the cover plate (301) is arranged at intervals with the second air inlet (102).

3. The gas-liquid separation device according to claim 2, wherein the cover plate (301) is provided with a flow guiding surface (3011), and the flow guiding surface (3011) is inclined toward the bottom surface (201).

4. The gas-liquid separation device according to claim 2, characterized in that the bottom surface (201) of the water collecting pipe (2) is provided with a water outlet (202).

5. A gas-liquid separation apparatus according to claim 3, wherein the water blocking mechanism (3) further comprises a support member (302), one end of the support member (302) is connected to the cover plate (301), and the other end is fixed to the water collecting pipe (2).

6. The gas-liquid separation device according to claim 4, wherein a filter medium is provided in the water collecting pipe (2).

7. A gas-liquid separation apparatus according to claim 2, characterized in that the surface of the intake pipe (1) near one end of the first intake port (101) is provided with a plurality of through holes (103).

8. The gas-liquid separation device according to any one of claims 1 to 7, wherein the separation structure comprises a first orifice plate (401) and a second orifice plate (402), the first orifice plate (401) and the second orifice plate (402) are arranged at intervals to form a placement cavity (403), and a plurality of buffer particles are arranged in the placement cavity (403).

9. The gas-liquid separation device according to claim 8, wherein the first orifice plate (401) is provided with a taking and placing opening (4011), and a third orifice plate (404) is provided on the taking and placing opening (4011) corresponding to the cover.

10. A vertical plating tank, comprising:

a plating bath;

the gas-liquid separation device according to any one of claims 1 to 9, wherein the first gas inlet (101) is provided at the top of the plating tank.