KR20050116359A - A centrifugal compressed gas cleaner utilizing a labyrinth effect - Google Patents

Abstract

The present invention purifies contaminants including oily water and dust of compressor bodies used in various pneumatic devices without filters by centrifugation using specific gravity difference with gas, and based on spiral grooves to separate efficient compressor bodies and contaminated water. The present invention relates to a centrifugal compressed gas purification apparatus using a labyrinth effect.

A double-row spiral groove formed in the circumferential surface of the exhaust pipe 213 in the housing 209 so that the condensed water centrifuged by the labyrinth effect does not flow in the axial direction and is drained in the direction of gravity due to the helical rinse effect. A centrifugal type compressed gas purifying apparatus using the labyrinth effect comprising 216) is constructed.

By constructing a simple part using spiral groove with labyrinth effect, it efficiently purifies the spiral gas flow and centrifuged liquid and sludge component with centrifugal force, and consists of four simple mold parts to lower parts production cost. In order to increase the productivity of the assembly, easy assembly and disassembly structure, and easy installation in the piping of the industrial site, the entrance of the compressor body is made horizontal to the same height.

Description

Centrifugal compressed gas cleaner utilizing a labyrinth effect

The present invention purifies contaminants, including oil, water and dust, of the compressor body used in various pneumatic equipments without a filter by centrifugation using specific gravity difference with gas, and uses centrifugal compression using a labyrinth effect based on spiral grooves. It relates to a gas purification device.

Here, the pneumatic equipment is defined as a device that converts mechanical energy into gas energy by a compressor, a blower, etc., and controls the compressor body with a control valve or the like and supplies it to the actuator to output the output as mechanical energy suitable for the load demand. can do.

The compressed air is made by compressing the air of the atmosphere, the atmosphere is mixed with a lot of pollutants including moisture, dust, etc. In the process of compressing with a compressor, the pollutants are also compressed to increase the pollution.

In the process of compressing air in addition to the intake air, as well as the mixing of lubricating oil and carbide, SEAL material, filter element dregs, metal powder generated in the friction part, rust due to corrosion What is needed is a device for cleaning the compressor body.

In the conventional oil- and water-separation technique of the compressor body of a pneumatic device, water is removed by using a solid type of adsorbent such as an after cooler of cooling type, a refrigerated air dryer of condensation type that lowers to a dew point temperature, silica gel, and activated alumina. Adsorption air dryer, absorbent dryer using desiccant, drain separator using filter, etc. In addition, there are air filter, oil particle separator, drain separator, etc. to remove contaminants including water and dust. It has been pointed out the problems of low efficiency of purification of pollutants, including fluid resistance due to clogging of filters, loss of pressure energy, shortening of mechanical life of industrial pneumatic equipment, increased maintenance cost due to malfunction, and production of defective products.

The present invention has been filed in the Republic of Korea Utility Model Application No. 20-2002-0033201 (the same applicant and inventor) as an accessory device of the wet exhaust gas purification system of the vehicle using a centrifugal impeller, and more efficiently separating the liquid of the industrial compressor body Patent application No. 20-0328651 (the same applicant and inventor) and "Compressor purification device using centrifugal impeller" filed separately based on the structure and working principle The invention based on 0079691 (same applicant and inventor) improves on the following technical problems.

1. Vertical piping: The current inlet and outlet of the compressor body is connected to the vertical, so there was a problem that it is difficult to be mounted on the general industrial piping. Therefore, the entrance pipe of the compressor body in the industrial field should be improved to be horizontal.

2. Rotor problem: The centrifugal impeller has high efficiency, but it has a problem that the mass production cost is expensive because the bearing is additionally configured to have a complicated structure. Therefore, based on the simple part structure using spiral groove based on the labyrinth effect, there is a need to improve the spiral gas flow and the separated liquid component efficiently.

3. Complex structure: There is a problem that the productivity of the product is low due to the high manufacturing cost due to the complex structure of the mesh-type filter is included. Therefore, there is a need to improve the structure to efficiently remove the spiral gas flow and the separated liquid component based on a simple part structure using a spiral groove having a labyrinth effect.

4. High manufacturing cost: Due to the large number of parts, the parts processing and manufacturing cost is high, and disassembly and assembly are cumbersome.

5. Complex maintenance: It is difficult to maintain the industrial site due to complicated assembly and disassembly. Therefore, it consists of four simple mold parts to enable mass production and production, and to facilitate assembly disassembly and maintenance in industrial sites.

The present invention relates to a centrifugal type compressed gas purifying apparatus for purifying contaminants including water, oil, and dust of a pneumatic equipment, to improve the conventional problems as described above. In order to clean the compressed air based on the principle of the fluid flow generating centrifugal force by using a centrifugal impeller that rotates the fine particles and other contaminants at high speed by the injection kinetic energy of the compressor body.

1. Low manufacturing cost: It is composed of four simple structural mold parts to improve the productivity of parts by lowering parts production cost.

2. Simple structure: It should be improved to remove spiral gas flow and separated liquid component efficiently by constructing simple part using spiral groove which has labyrinth effect without complicated mesh filter.

3. Easy assembly and disassembly structure: It should be manufactured with four simple mold parts to improve the productability by facilitating assembly disassembly and maintenance.

4. Merchandise: In order to facilitate the installation in the pipeline according to the industrial site, the entrance of the compressor should be improved to be the same level.

Therefore, by effectively separating the contaminants including moisture and oil, which are foreign matters of the compressor body, from compressed gas and supplying clean compressed air to various pneumatic equipment, it improves product productivity, improves mechanical life of plant equipment and reduces maintenance cost. It should be improved so that

In order to achieve the above object, the present invention provides a compressed gas purifying apparatus for centrifuging and dehumidifying liquid in a compressor body, as shown in FIG. 1 or a block diagram of a centrifugal compressed gas purifying apparatus according to the present invention. , An intake pipe 231 and an exhaust pipe 232 formed to maintain a horizontal level at the same height above the housing 209; and inside the housing 209 so that the compressor body flows through the air vent 235. An exhaust pipe 213 inserted and installed; and an exhaust pipe 213 inside the housing 209 to form a helical compressor body flow so that the contaminated water, which does not flow in the axial direction by the labyrinth effect, is drained in the gravity direction. Spiral grooves 216 formed on the circumferential surface of the backplane; A plurality of vent holes 250 formed at a lower portion of the double row spiral groove 216 formed on the circumferential surface of the exhaust cylinder 213; An air vent 235 formed at an upper portion of the exhaust cylinder 213, and a drain plate 224 disposed at the lower portion of the exhaust cylinder 213; A drain hole 223 formed in the center of the drain plate 224 and a plurality of drain holes 222 formed on a circumferential surface thereof, and a drain container 219 disposed under the drain plate 224; A centrifugal compressed gas purifying apparatus using a labyrinth effect comprising a drain port 211 provided to be connected to the trap 241 at the bottom of the sump container 219.

When described in more detail with the accompanying drawings showing an embodiment of the present invention configured as described above as an embodiment as follows.

1 is a compressed gas purifying apparatus for centrifuging and dehumidifying a liquid in a compressor body, as shown in the configuration of a centrifugal compressed gas purifying apparatus according to the present invention. An intake pipe 231 and an exhaust pipe 232 formed to maintain a horizontal state; and an exhaust pipe 213 inserted into the housing 209 so that the compressor body flows through the air vent 235; And a double row spiral groove formed in the circumferential surface of the exhaust pipe 213 in the housing 209 so that the condensed water centrifuged by the labyrinth effect does not flow in the axial direction and drains in the gravity direction by forming a spiral compressor body flow. 216; A plurality of vent holes 250 formed at a lower portion of the double row spiral groove 216 formed on the circumferential surface of the exhaust cylinder 213; An air vent 235 formed at an upper portion of the exhaust cylinder 213, and a drain plate 224 disposed at the lower portion of the exhaust cylinder 213; A drain hole 223 formed in the center of the drain plate 224 and a plurality of drain holes 222 formed on a circumferential surface thereof, and a drain container 219 disposed under the drain plate 224; A centrifugal compressed gas purifying apparatus using a labyrinth effect comprising a drain port 211 installed to be connected to the trap 241 at the bottom of the sump container 219;

A centrifugal compressed gas purifying apparatus using a labyrinth effect comprising an insulating spiral groove 216 formed on the circumferential surface of the exhaust cylinder 213 in the housing 209; and

Labyrinth comprising a primary vortex chamber 302 formed on the upper portion of the housing 209 to incline the compressor body passage of the intake pipe 231 to attract the spiral gas flow in the rotational direction of the double row spiral groove 216. Centrifugal compressed gas purification apparatus using the effect; And

The double heat spiral formed on the circumferential surface of the exhaust pipe 213 so that the helical compressor body flow is maintained in the circumferential direction and not in the axial direction by the labyrinth effect, and the centrifuged contaminated water is drained in the axial direction by gravity. A centrifugal compressed gas purifier using a labyrinth effect comprising a secondary vortex chamber (304) formed with a drainage path between the groove (216) and the inner circumferential surface of the housing (209); and

A centrifugal compressed gas purifier using a labyrinth effect comprising a tertiary vortex chamber 306 formed inside the exhaust cylinder 213 is constructed.

Hereinafter, the operation principle according to the action based on the configuration according to the present invention.

2 is a cross-sectional view of the housing component according to the present invention, the inlet nipple (231) and the exhaust pipe 232 formed to maintain a horizontal level of the same height in the upper portion of the housing 209 292, NIPPLE) and outlet nipples (294, NIPPLE) were installed respectively to be installed in the compressed air piping at industrial sites. On the other hand, the upper portion of the housing 209 is inserted in the O-ring (260, O-ring) to maintain the airtightness of the compressor body in the state in which the exhaust cylinder 213 is fastened so that the vent 235 is formed. In addition, a fastener 209A is formed at the lower portion of the housing 209 to fasten the drain container 219, and is configured to insert an O-ring 261 made of rubber material to maintain the airtightness of the compressor body.

Here, through the fastener 209A, by using a fastener including a bolt and a nut, the exhaust pipe 213 coupled with the drain plate 224 is pressed into the interior of the housing 209 and pressed into the bottom of the housing 209. (219) was to be fixed at the same time.

3 is a cross-sectional view of the exhaust pipe component having a spiral groove according to the present invention, forming a spiral compressor body flow so that the contaminated water centrifuged without draining in the axial direction by the Labyrinth effect is drained in the direction of gravity A double row spiral groove 216 formed in the circumferential surface of the exhaust cylinder 213 in the inside of the 209; A plurality of vent holes 250 formed at a lower portion of the double row spiral groove 216 formed on the circumferential surface of the exhaust cylinder 213; The vent 235 formed in the upper part of the exhaust cylinder 213 is comprised. Accordingly, a drainage space is formed on the inner surface of the housing 209 and the outer circumferential surface of the spiral groove 216 of the exhaust cylinder 213 in a state where the exhaust cylinder 213 coupled with the drain plate 224 is pressed into the housing 209. . Here, the double row of spiral grooves 216 formed on the circumferential surface of the exhaust pipe 213 may use one insulating spiral groove depending on the use environment, and in some cases, three, four or more double row spiral grooves may be used. It is available.

4 is a top view of FIG. 3 and an explanatory view of the vortex inlet of the compressor body, the upper surface of the exhaust cylinder 213 is formed with a flow path guide surface 208 of the compressor body, and is formed on the circumference of the flow path guide surface 208. The spiral groove 216 of a double row is comprised so that two vortex inlets 216A and 216B may be evenly located.

5 is a drain plate 224 positioned below the exhaust pipe 213, as shown in the explanatory diagram of the drain plate component according to the present invention; The drainage port 223 formed in the center of the drainage plate 224 and the many drainage holes 222 formed on the circumference are comprised. Here, the drain plate 224 is formed with a ring-shaped engaging groove 224A to insert and couple the exhaust pipe 213.

6 is a drain container 219 located below the drain plate 224, as shown in the explanatory drawing of the drain container component according to the present invention; The drain port 211 is provided to be connected to the trap 241 in the lower portion of the drain container 219. Here, the fastener 209A is pressed to the upper surface of the drain container 219 by using a fastener including a bolt and a nut to fasten the exhaust pipe 213 in which the drain plate 224 is coupled to the inside of the housing 209. will be.

FIG. 7 is a cross-sectional view taken along line AA of FIG. 1 and an explanatory view of the vortex generation of the compressor body, and flows from the inlet nipple 292 and the intake pipe 231 connectable to the external gas pipe and flows into the baffle plate 231A. It becomes clogged and rotates as shown by the arrow. Thereafter, the compressor body purified by passing through the inside of the housing 209 of the compressor body purifier is transferred to the external gas pipe through the vent 235, the exhaust pipe 232, and the outlet nipple 294 (NIPPLE). On the other hand, since the intake pipe 231 and the exhaust pipe 232 are formed in the housing 209 in the coaxial direction in a horizontal state at the same height, they can be easily mounted in industrial pipes.

FIG. 8 is a cross-sectional view taken along line BB of FIG. 1, as shown in the primary vortex chamber, and the compressed gas flow which is introduced from the intake pipe 231 and blocked by the baffle plate 231A and is converted into a rotating state is formed inside the housing 209. In the primary vortex chamber 302 formed in the vicinity of the vent 235, as shown by the arrow, centrifugation is performed by the specific gravity difference of the primary gas liquid while rotating in the circumferential direction.

9 is a cross-sectional view of the CC section of FIG. 1, as shown in the secondary vortex chamber, wherein the compressor body having passed through the primary vortex chamber 302 is shown by an arrow between the inner surface of the housing 209 and the exhaust cylinder 213. As described above, the gas-liquid separation action according to the specific gravity difference is performed by centrifugal force while maintaining the spiral flow along the spiral groove 216 formed in the circumferential surface of the exhaust cylinder 213 in the secondary swirl chamber 304 formed. . On the other hand, the liquid centrifuged from the compressor body separates and collects on the inner wall of the housing 209 through the circumferential space formed between the inner wall of the housing 209 and the outer circumferential surface of the double row spiral groove 216. In addition, the helical flow-type compressor body is the axial flow is blocked by the pressure difference according to the labyrinth effect is capable of gas-liquid separation.

FIG. 10 is a cross sectional view of FIG. 1, as shown in the tertiary swirl chamber, while the spiral flow is maintained in the secondary swirl chamber 304 formed between the inner surface of the housing 209 and the exhaust cylinder 213. As shown in FIG. 6, a large specific liquid is gas-liquid separated from a small specific gas by centrifugal force due to the action of a strong centrifugal force. Therefore, the purified gas is passed through a plurality of vents (250) formed in the exhaust pipe 213, while maintaining the spiral flow in the tertiary vortex chamber 306 once again centrifuged the excess liquid components through the hollow rotary shaft through the exhaust pipe The excess condensate was sent to the bottom of the exhaust vessel 213 to increase the dehumidification efficiency.

11 is a cross-sectional view of the EE section of FIG. 1, as shown in the drainage passage, the liquid or condensate separated in the secondary vortex chamber 304 is formed in the circumferential direction of the drain plate 224 located at the bottom of the housing 209. The excess liquid or condensate that is drained downward by gravity through the drain 222 and separated from the tertiary swirl chamber 306 is drained downward by gravity through the drain 423.

12 is an explanatory view of the operation of the centrifugal compressed gas purifying apparatus according to the present invention, which flows from the intake pipe 231 to impinge the baffle plate 231A, and the compressor body flow in the rotating state is transferred to the housing 209. In the primary vortex chamber 302 formed inside the circumference, around the air vent 235, as shown by the arrow, centrifugation is primarily performed by the specific gravity difference of the gas liquid while rotating in the circumferential direction.

As described above, the gas-liquid separation can be performed based on the centrifugal force while spirally passing through the spiral groove 216 formed in the circumferential surface of the exhaust cylinder 213 in the secondary vortex chamber 304. On the other hand, the purified gas discharged by centrifugation is sent to the pneumatic equipment through the vent 235 and the outlet nipple 294 connected to the exhaust pipe 232 and the external gas pipe.

As described above, the liquid or condensed water separated in the secondary vortex chamber 304 and the tertiary vortex chamber 306 is collected in the sump 308 inside the sump 219 located under the housing 209. Discharge to the outside through the trap 241 through the final drain port 211. Since the trap 241 is a generally known pneumatic component for discharging condensate and preventing leakage of the compressor body, a detailed description thereof will be omitted. Here, the drain 211 is disposed in the lower center of the drain container 219 so as to efficiently drain the trap 241.

Here, the screen for carryover prevention in the sump 308 formed in the sump 219 in order to prevent the carryover phenomenon in which the liquid separated back to the rapid compressor body flow in the tertiary vortex chamber 306 is diluted. (Not shown) can be installed.

13 is a vortex inlet explanatory diagram of a compressor body of another embodiment according to the present invention, as shown in the vortex inlet explanatory diagram of a compressor body, the upper surface of the exhaust pipe 213 is a flow path guide surface 208 of the compressor body. Is formed, and a spiral groove 216 of heat insulation is formed on the circumference of the flow path guide surface 208 so that one vortex inlet 216 may be positioned.

In the present invention, the gas or air is defined as a continuous fluid in a relatively small specific gaseous state including the atmosphere, water vapor, ammonia, ozone, nitrogen, oxygen, argon gas, and the liquid is water, lubricant, moisture, oil, rust, dust. It is defined as a relatively large specific liquid pollutant, including

By centrifuging the liquid from the compressed gas based on the specific gravity difference between the gas and the liquid (1: 1000) by using the injection kinetic energy of the compressor body, it is simple and efficient to clean the filter without the need for semiconductor electronics, food, It is effective in the manufacture of pharmaceuticals, medical equipment, chemicals, automobile parts manufacturing equipment, refrigerant compressors of refrigerators, car centers, automatic precision control pneumatic equipment of unmanned trend, ammonia, ozone, nitrogen, oxygen, argon gas production.

By constructing a simple part using a spiral groove that has a labyrinth effect, it efficiently purifies the spiral gas flow and separated liquid components, and consists of four simple structured mold parts to increase the productivity of the product by lowering the part production cost. Easy to assemble and disassemble structure, and the entrance of the compressor body has been improved to be the same height so as to be easily mounted on the pipe in accordance with the industrial site.

1 is a block diagram of a centrifugal compressed gas purification apparatus according to the present invention

2 is a cross-sectional view of a housing part according to the invention.

3 is a cross-sectional view of the exhaust pipe component formed with a spiral groove according to the present invention

4 is a top view of FIG. 3 and an explanatory view of the vortex inlet of the compressor body.

5 is an explanatory view of a drain plate component according to the present invention.

6 is an explanatory view of a sump part according to the present invention.

7 is a cross-sectional view taken along line AA of FIG.

8 is a sectional view taken along line BB of FIG.

9 is CC sectional drawing of FIG. 1, secondary swirl chamber

10 is a cross-sectional view of the DD of FIG. 1, the tertiary vortex chamber

11 degrees EE section of Fig. 1, drainage

12 is a diagram illustrating the operation of the centrifugal compressed gas purifying apparatus according to the present invention.

13 is an explanatory view of a vortex inlet of a compressor body according to another embodiment of the present invention.

* Explanation of symbols on the main parts of the drawing

209: housing 213: exhaust

216: Spiral groove of the recuperation 219: Drain

224 drain plate 241 trap

222: a plurality of drains 250: a plurality of vents

Claims (3)

A compressed gas purifying apparatus for centrifuging and dehumidifying a liquid in a compressor body, comprising: an intake pipe (231) and an exhaust pipe (232) formed so as to maintain a horizontal state at the same height above the housing (209); An exhaust cylinder 213 inserted into the housing 209 so as to flow through the vent 235; and a condensed water centrifuged without forming in a spiral compressor body and flowing in an axial direction due to a labyrinth effect. A double row spiral groove 216 formed in the circumferential surface of the exhaust cylinder 213 in the housing 209 so that drainage is made in the direction; A plurality of vent holes 250 formed at a lower portion of the double row spiral groove 216 formed on the circumferential surface of the exhaust cylinder 213; An air vent 235 formed at an upper portion of the exhaust cylinder 213, and a drain plate 224 disposed at the lower portion of the exhaust cylinder 213; A drain hole 223 formed in the center of the drain plate 224 and a plurality of drain holes 222 formed on a circumferential surface thereof, and a drain container 219 disposed under the drain plate 224; A centrifugal compressed gas purifier using the labyrinth effect comprising a drain port 211 provided to connect with a trap 241 at the bottom of the sump 219. The centrifugal compressed gas purifying apparatus using the labyrinth effect according to claim 1, further comprising an insulating spiral groove (216) formed in the circumferential surface of the exhaust cylinder (213) in the housing (209). The method of claim 1, wherein the primary vortex chamber 302 formed on the upper portion of the housing 209, between the double row spiral groove 216 formed on the circumferential surface of the exhaust cylinder 213 and the inner circumferential surface of the housing 209. A centrifugal compressed gas purifier using a labyrinth effect comprising a secondary vortex chamber (304) having a drainage path formed therein and a tertiary vortex chamber (306) formed in an exhaust cylinder (213).