CN215891335U - Cyclone type water-gas separation stop valve - Google Patents
Cyclone type water-gas separation stop valve Download PDFInfo
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- CN215891335U CN215891335U CN202023347756.3U CN202023347756U CN215891335U CN 215891335 U CN215891335 U CN 215891335U CN 202023347756 U CN202023347756 U CN 202023347756U CN 215891335 U CN215891335 U CN 215891335U
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Abstract
The utility model relates to a cyclone type water-gas separation stop valve which comprises a shell, an end cover and a suspension sealing assembly, wherein a cavity is formed in the shell, the shell consists of a straight cylinder section and a conical section, the conical section is connected to the lower end of the straight cylinder end, the diameter of the conical section is gradually reduced from top to bottom, an air inlet pipe communicated with the cavity is arranged on the side surface of the straight cylinder section, and the air inlet direction of the air inlet pipe is tangent to the side surface of the straight cylinder section; the end cover is buckled and covered at the upper end of the straight cylinder section, and an air through hole communicated with the cavity is formed in the end cover; the suspension sealing assembly comprises a suspension ball and a positioning frame, the positioning frame is internally provided with a cavity, the positioning frame is provided with a cavity corresponding to the gas through hole, the suspension ball is movably arranged in the cavity, and the diameter of the suspension ball is not smaller than that of the gas through hole. The cyclone type water-gas separation stop valve provided by the utility model realizes water-gas separation and timely seals the air inlet channel of the vacuum pump, and prevents gas which is not subjected to water-gas separation from entering the vacuum pump and causing damage to the vacuum pump.
Description
Technical Field
The utility model relates to the technical field of stop valves, in particular to a cyclone type water-gas separation stop valve.
Background
Along with the development in city, the laying of sewer pipeline is also more and more intensive, in daily life, the problem that the sewer blockked up can appear in the difficult exemption, and current pipeline mediation soil cleaning vehicle, the suction pipeline of vacuum pump are direct with the soil pick-up jar intercommunication, probably contain the higher aqueous vapor of concentration inside the air of vacuum pump suction, and the aqueous vapor gets into the vacuum pump and is high to its destruction degree.
Therefore, higher requirements are provided for the dredging and sewage sucking equipment technology of the sewer pipeline, and a cyclone type water-gas separation stop valve is developed in the field so as to separate water and gas in air sucked by the vacuum pump pipeline and collect separated water, and when a container is full of water, an exhaust port of the device is closed in time, so that gas which is not subjected to water-gas separation is prevented from entering the vacuum pump, and the air entering the vacuum pump is ensured not to cause rapid damage to the vacuum pump.
SUMMERY OF THE UTILITY MODEL
In view of the above, a cyclone stop valve is needed to solve the problem of the prior art that the air pumped by the vacuum pump contains moisture with a high concentration.
The utility model provides a cyclone type water-gas separation stop valve which comprises a shell, an end cover and a suspension sealing assembly, wherein a cavity is formed in the shell, the shell consists of a straight cylinder section and a conical section, the conical section is connected to the lower end of the straight cylinder end, the diameter of the conical section is gradually reduced from top to bottom, the upper end of the straight cylinder section is provided with an opening, the side surface of the straight cylinder section is provided with an air inlet pipe communicated with the cavity, and the air inlet pipe is arranged at the upper part of the straight cylinder section and is tangent to the side surface of the straight cylinder section along the air inlet direction; the end cover is buckled at an opening at the upper end of the straight cylinder section, and an air through hole communicated with the cavity is formed in the end cover;
the suspension seal assembly comprises a suspension ball and a positioning frame, the positioning frame is internally provided with the cavity, the positioning frame is provided with a cylindrical cavity with a vertical setting, the upper end of the cylindrical cavity corresponds to the gas through hole, the suspension ball is movably arranged in the cylindrical cavity, the suspension ball can be suspended by liquid in the cylindrical cavity, and the diameter of the suspension ball is not smaller than that of the gas through hole.
Furthermore, the utility model provides a cyclone type water-gas separation stop valve, wherein a discharge valve is arranged at the lower end of the conical section.
Furthermore, the utility model provides a cyclone type water-gas separation stop valve, wherein at least one annular groove is formed on the outer side wall of one end of the air inlet pipe, which is far away from the shell.
Furthermore, the utility model provides a cyclone type water-gas separation stop valve, wherein an opening at one end of the air inlet pipe, which extends into the cavity, is in a tapered shape which is gradually reduced.
Further, the utility model provides the cyclone type water-gas separation stop valve which further comprises a sealing washer, wherein the sealing washer is arranged between the end cover and the straight cylinder section.
Further, the utility model provides the cyclone type water-gas separation stop valve which further comprises a liquid level indicator, wherein the liquid level indicator is arranged in the middle of one side of the conical section.
Compared with the prior art, the cyclone stop valve adopted by the utility model adopts a structure of combining the straight cylinder section and the conical section, the straight cylinder section is provided with an air inlet which is tangential to the straight cylinder section, the air which is sucked by the vacuum pump and moves at high speed in the dirt absorbing tank body enters the straight cylinder section tangentially, according to the cyclone separation principle, the gas rotating at high speed is acted by centrifugal force, the gas is separated according to the density of different components, the purified gas is upwards released through a through hole arranged on an end cover, and the aqueous vapor of retrieving is then collected at the circular cone section, and along with the change of the water level of collecting in the cavity, the floater floats along through-hole axis direction, and until the cavity in the collection full liquid, the floater rises and seals the through-hole, cuts off the route between soil pick-up jar and the vacuum pump, avoids not carrying on the gas of aqueous vapor separation and gets into the vacuum pump, guarantees that the air purity who gets into the vacuum pump is high, can not cause the quick damage of vacuum pump.
The foregoing is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the description, the following detailed description of the preferred embodiments of the present invention is given.
Drawings
FIG. 1 is an exploded view of an embodiment of a cyclone-type water-gas separation stop valve provided in the present invention;
FIG. 2 is a perspective view of the structure of an embodiment of the present invention;
fig. 3 is a cross-sectional view of an intake pipe in an embodiment of the present invention.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.
As shown in fig. 1 and 2, the utility model provides a cyclone water-gas stop valve, which comprises a shell 1, an end cover 2 and a suspension sealing assembly 3, wherein a cavity is arranged in the shell 1, the shell 1 is composed of a straight cylinder section 11 and a conical section 12, the conical section 12 is connected to the lower end of the straight cylinder section 12, the diameter of the conical section 12 is gradually reduced from top to bottom, the upper end of the straight cylinder section 11 is open, an air inlet pipe 4 communicated with the cavity is arranged on the side surface of the straight cylinder section 11, and the air inlet pipe 4 is arranged on the upper part of the straight cylinder section 11 and is tangent to the side surface of the straight cylinder section 11 along the air inlet direction; the end cover 2 is covered on an opening at the upper end of the straight cylinder section 11 in a buckling manner, and an air through hole 21 communicated with the cavity is formed in the end cover 2;
It should be noted that, in this embodiment, the straight cylinder section 11 and the conical section 12 are made by casting technology, and the two sections are processed as a whole, and the size and volume of the casing 1 can be set according to actual requirements; the end cover 2 is connected with the shell 1 through bolts, the connection mode can play a fastening role, the end cover 2 can be detached, cleaning of the interior of the shell 1 and maintenance and replacement of internal accessories are facilitated, in other embodiments, other connection modes can be adopted between the straight cylinder section 11 and the conical section 12, and other connection modes can be adopted between the shell 1 and the end cover 2.
Specifically, in the present embodiment, the suspension ball 31 is a stainless steel hollow ball, and in other embodiments, the suspension ball 31 may be made of other materials, such as rubber and plastic; mount 32 is the birdcage type of uncapped top, two upper and lower rings have been coaxially set up respectively at both ends, three vertical support columns have been arranged along ring axis direction circumference, the ring sets up with through-hole 21 is coaxial, mount 32 is connected with the inside detachable of casing 1, inside mount 32 is arranged in to the floating ball 31, guarantee that floating ball 31 can only follow ring axis direction up-and-down motion, can be accurate when guaranteeing that floating ball 31 rises to the highest position seal up through-hole 21, in other embodiments, mount 32 also can adopt other structures, such as cylinder formula, back taper etc.
According to the cyclone-type water-gas separation stop valve provided by the utility model, the conical section 12 is provided with the discharge valve 5 in a conical part, the discharge valve 5 can discharge water in the shell 1 in time, and the discharge valve 5 can be a common water tap or a common valve with an opening and closing function.
As shown in fig. 3, in order to achieve a better sealing effect between the dirt suction tank pipeline and the device, an outer side wall of one end of the air inlet pipe 4, which is away from the housing 1, is formed with at least one annular groove 6, and the annular groove 6 is in abutting fit with an inner wall of the dirt suction tank pipeline.
In order to enable the gas in the shell 1 to have higher flow velocity, the opening of one end, extending into the cavity, of the gas inlet pipe 4 is in a conical shape gradually reducing inwards, the size of the gas inlet port is reduced, the flow velocity of the gas is increased, and the cyclone separation effect is enhanced.
The cyclone-type water-gas separation stop valve further comprises a sealing washer 7, the sealing washer 7 is arranged between the end cover 2 and the straight cylinder section 11, the sealing washer 7 is used for playing a better sealing role and preventing gas from seeping out along the edge of the end cover, and in the embodiment, the sealing washer is a rubber washer.
In order to facilitate mastering of the accumulated liquid amount in the device in real time, the liquid level indicator 8 is further included in the embodiment, and the liquid level indicator 8 is installed in the middle of one side of the conical section 12.
In order to facilitate a better understanding of the embodiments of the present application, the following detailed description is provided for the use of the embodiments of the present application:
before the sewage suction work is carried out, a cyclone stop valve is arranged between a sewage suction tank and a vacuum pump, specifically, an air inlet pipe 4 is connected with an exhaust end pipeline of the sewage suction tank, a through hole 21 is connected with an air inlet end of the vacuum pump, the vacuum pump is started to suck the sewage suction tank, air enters a cavity of a shell 1 through the air inlet pipe 4 in a tangential direction and rotates along the inner wall of the cavity, moisture or other impurities contained in the air are acted by centrifugal force of high-speed rotation of the air, water and gas are separated, the separated air enters the vacuum pump through the through hole 21, liquid is collected into the shell 1, a suspension ball 31 floats upwards along with the rising of liquid level in the shell 1 until the suspension ball floats upwards to the highest point, the through hole 21 is sealed, an air path between the sewage suction tank and the vacuum pump is cut off, the gas which is not subjected to water and gas separation is prevented from entering the vacuum pump, and meanwhile, the water level change in the shell 1 can be observed in real time through a liquid level indicator 7, if the shell 1 is full, the discharge valve 5 is opened to discharge in time.
Compared with the prior art, the embodiment of the utility model at least has the following effects:
1. a cyclone water-gas separation stop valve is added, so that the gas entering the vacuum pump is ensured to be subjected to water-gas separation, and the vacuum pump is effectively protected.
2. The suspension sealing device is additionally arranged, the suspension ball 31 floats upwards along with the rising of the liquid level in the shell 1, when the suspension ball reaches the highest point, the through hole 21 is sealed, the air path between the sewage suction tank and the vacuum pump is cut off, and the gas which is not subjected to water-gas separation is prevented from entering the vacuum pump.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (6)
1. A cyclone type water-gas separation stop valve is characterized by comprising a shell, an end cover and a suspension sealing assembly, wherein a cavity is formed in the shell, the shell consists of a straight cylinder section and a conical section, the conical section is connected to the lower end of the straight cylinder section, the diameter of the conical section is gradually reduced from top to bottom, the upper end of the straight cylinder section is provided with an opening, the side surface of the straight cylinder section is provided with an air inlet pipe communicated with the cavity, and the air inlet pipe is arranged at the upper part of the straight cylinder section and is tangent to the side surface of the straight cylinder section along the air inlet direction of the air inlet pipe; the end cover is buckled at an opening at the upper end of the straight cylinder section, and an air through hole communicated with the cavity is formed in the end cover;
the suspension seal assembly comprises a suspension ball and a positioning frame, the positioning frame is internally provided with the cavity, the positioning frame is provided with a cylindrical cavity with a vertical setting, the upper end of the cylindrical cavity corresponds to the gas through hole, the suspension ball is movably arranged in the cylindrical cavity, the suspension ball can be suspended by liquid in the cylindrical cavity, and the diameter of the suspension ball is not smaller than that of the gas through hole.
2. A cyclonic water-gas separation stop valve as claimed in claim 1, wherein the lower end of the conical section has a discharge valve.
3. A cyclonic water-gas separation stop valve as claimed in claim 1, wherein the outer side wall of the end of the inlet pipe remote from the housing is formed with at least one annular groove.
4. A cyclonic water-gas separation stop valve as claimed in claim 3, wherein the opening at the end of the inlet pipe which extends into the cavity is tapered.
5. A cyclonic water-gas separation stop valve as claimed in claim 1, further comprising a sealing gasket disposed between the end cap and the straight barrel section.
6. The cyclone water-gas separation stop valve according to claim 2, further comprising a liquid level indicator, wherein the liquid level indicator is installed in the middle of one side of the conical section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023347756.3U CN215891335U (en) | 2020-12-31 | 2020-12-31 | Cyclone type water-gas separation stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023347756.3U CN215891335U (en) | 2020-12-31 | 2020-12-31 | Cyclone type water-gas separation stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215891335U true CN215891335U (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023347756.3U Active CN215891335U (en) | 2020-12-31 | 2020-12-31 | Cyclone type water-gas separation stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215891335U (en) |
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2020
- 2020-12-31 CN CN202023347756.3U patent/CN215891335U/en active Active
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