CN212680574U - Pretreatment device for water content of instrument gas - Google Patents
Pretreatment device for water content of instrument gas Download PDFInfo
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- CN212680574U CN212680574U CN202021428090.1U CN202021428090U CN212680574U CN 212680574 U CN212680574 U CN 212680574U CN 202021428090 U CN202021428090 U CN 202021428090U CN 212680574 U CN212680574 U CN 212680574U
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- baffle
- water
- instrument gas
- baffle plate
- wall
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Abstract
The utility model provides an instrument gas water content preprocessing device, including removing water pitcher and baffle group, baffle group includes a plurality of baffling boards, baffle group sets up in the dewatering jar, and forms a circulation passageway that supplies instrument gas to pass through between the baffling board and between baffling board and the dewatering jar inner wall in the baffle group. Baffle group's setting in this scheme blocks instrument gas, slows down the velocity of flow of instrument gas, gives the instrument gas moisture condensate water and reserves sufficient time. And the baffle group is arranged, so that a bent flow passage is formed in the water removal tank, and the condensable position of the water in the instrument gas in the flow passage is increased, so that the water in the instrument gas is condensed.
Description
Technical Field
The utility model belongs to instrument gas preliminary treatment field especially relates to an instrument gas water content preprocessing device.
Background
The instrument gas refers to a driving gas source for a pneumatic actuator (an actuator of a pneumatic valve, a cylinder and the like) in a general chemical industry enterprise. Whether the quality of the air source reaches the standard stably or not directly influences the safe operation and stable adjustment of the instrument of the device, and the safety production of the whole device is guaranteed. Once the air source has a problem, the instrument can be regulated in a failure mode, the instrument is out of control, and the device stops. The compressed air used as instrument gas has very high quality requirement, and needs to be dewatered to ensure no oil and dust and to ensure that the water content is less than 300 PPM.
The instrument gas used in the existing factory is dried by a compressed air drying station, and then the instrument gas treated by the compressed air drying station is sent to each section by a pipeline. However, the drying capacity of the drying agent of the compressed air drying station is limited, and the drying agent is conveyed to each working section at a long distance, so that the moisture content of the instrument gas exceeds the standard. And along with the increase of compressed air drying station service life, the drier still loses efficacy for a long time, if change the interior drying equipment of compressed air drying station, the cost is higher.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of the prior art, the utility model aims to provide an instrument gas water content preprocessing device for instrument gas water content scheduling problem among the solution prior art.
In order to realize above-mentioned purpose and other relevant purposes, the utility model provides an instrument gas water content preprocessing device, including except that water pitcher and baffle group, baffle group includes a plurality of baffling boards, baffle group sets up in the dewatering tank, and forms a circulation passageway that supplies instrument gas to pass through between the baffling board in the baffle group and between baffling board and the inner wall of dewatering tank.
Furthermore, the water removing tank is provided with an air inlet, an air outlet and a water outlet.
Furthermore, baffle group includes first baffle, and first baffle top and side all are sealed fixed with the water trap tank inner wall, are the circulation passageway under the first baffle bottom.
Furthermore, baffle group still includes the second baffler, and the second baffler sets up between first baffler and the inner wall of dewatering tank, and second baffler bottom and side all with dewatering tank inner wall sealing fixation, be the circulation channel on the second baffler top.
Furthermore, a water condensing column is fixed on the surface of the second baffle plate and is arranged in a downward inclined mode.
Furthermore, the baffle group also comprises a third baffle plate, one end of the third baffle plate is fixed with the first baffle plate in a sealing way, a circulation channel is arranged between the other end of the third baffle plate and the inner wall of the dewatering tank, and the side edge of the third baffle plate is fixed with the inner wall of the dewatering tank in a sealing way.
Furthermore, the baffle group also comprises a fourth baffle plate, one end and two side edges of the fourth baffle plate are sealed and fixed with the inner wall of the water removal tank, and a circulation channel is arranged between the other end of the fourth baffle plate and the first baffle plate.
Furthermore, a water condensing column is fixed on each of the third baffle plate and the fourth baffle plate and arranged downwards.
Furthermore, the air inlet is arranged at the position close to the bottom end of the circulation channel between the water removal tank and the second baffle plate, and the air outlet is arranged on the side wall of the water removal tank above the fourth baffle plate.
Furthermore, the water outlet comprises a first water outlet and a second water outlet, the first water outlet is arranged on the inner wall of the water removing tank below the third baffle plate, and the second water outlet is arranged on the water removing tank beside the water inlet.
As mentioned above, the utility model discloses an instrument gas water content preprocessing device has following beneficial effect: baffle group's setting in this scheme blocks instrument gas, slows down the velocity of flow of instrument gas, gives the instrument gas moisture condensate water and reserves sufficient time. And the baffle group is arranged, so that a bent flow passage is formed in the water removal tank, the direction and the flow speed of the instrument gas are changed, and the condensable position of the moisture of the instrument gas in the flow passage is increased, so that the moisture in the instrument gas is condensed.
Drawings
Fig. 1 is a bottom view of the device for pretreating the moisture content of instrument gas in the embodiment of the present invention.
Fig. 2 is a cross-sectional view taken at a-a in fig. 1.
Fig. 3 is a front view of the apparatus for preprocessing water content in instrument gas according to the embodiment of the present invention.
Fig. 4 is a cross-sectional view at B-B in fig. 3.
Detailed Description
Reference numerals in the drawings of the specification include: the water removing tank comprises a water removing tank 1, a first baffle plate 2, a second baffle plate 3, a third baffle plate 4, a fourth baffle plate 5, a water condensing column 6, an air inlet 7, a first water outlet 8, an air outlet 9 and a second water outlet 10.
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Examples
As shown in fig. 1 to 4, the present embodiment provides an instrument gas water content preprocessing device for being installed beside a pneumatic actuator, including: an air inlet pipe, an air outlet pipe and a dewatering tank 1. The arrows in fig. 2 point in the direction of flow of the instrument gas.
Referring to fig. 2 and 3, the dewatering tank 1 is cylindrical, and an air inlet 7 is formed on the left cylindrical surface near the bottom end of the dewatering tank; the water removing tank 1 is provided with a first water outlet 8 near the right cylindrical surface at the bottom end, and a gas outlet 9 near the top end. One end of the air inlet pipe is connected with the compressed air drying station, the other end of the air inlet pipe is connected with the air inlet 7 of the dewatering tank 1, and the air inlet pipe is provided with an air inlet valve. One end of the air outlet pipe is connected with the air outlet 9, the other end of the air outlet pipe is connected with each pneumatic actuating mechanism, and the air outlet pipe is provided with an air outlet valve. The dewatering tank 1 is further provided with a second water outlet 10, the second water outlet 10 is arranged on the dewatering tank 1 beside the air inlet 7, the first water outlet 8 and the second water outlet 10 are both connected with drain pipes, and the drain pipes are both provided with water outlet valves. The air inlet valve and the air outlet valve in the scheme are all one-way valves.
A baffle group is arranged in the dewatering tank 1 and comprises a first baffle plate 2, a second baffle plate 3, a third baffle plate 4 and a fourth baffle plate 5. 2 tops of first baffle plate and side all with remove 1 inner walls of water jar sealed fixed, 2 bottoms of first baffle plate are unsettled in removing water jar 1, and the 2 left and right sides of first baffle plate are the circulation passageway of instrument gas, are the circulation passageway of instrument gas between 2 bottoms of first baffle plate and the water jar 1. The second baffle 3 sets up in the left 1 bottoms of water pitcher that removes of first baffle 2, and 3 both sides of second baffle are the circulation passageway of instrument gas, and the circulation passageway of instrument gas is between 3 tops of second baffle and the jar that removes 1, and 3 bottoms of second baffle and side all with remove 1 inner wall sealing of jar and fix. A plurality of condensed water columns 6 are distributed on the left side surface and the right side surface of the second baffle plate 3, and the condensed water columns 6 are obliquely downwards arranged and fixedly connected with the second baffle plate 3. The water column 6 downward sloping setting of congealing on the second baffling board 3 in this scheme to the hydroenergy of condensation flows down along water column 6. In addition, the condensed water columns 6 on the left side and the right side of the second baffle 3 can be symmetrically arranged or arranged in a staggered manner. The dislocation set is favorable to condensing the welding of water column 6 on second baffling board 3. The second water outlet 10 is arranged at the bottom of the cylindrical surface of the water removing tank 1 between the first baffle plate 2 and the second baffle plate 3.
The fourth baffle 5 is arranged on the third baffle 4, the right end of the fourth baffle 5 is vertically fixed on the inner wall of the water removing tank 1, a circulation channel of instrument gas is arranged between the left end of the fourth baffle 5 and the first baffle 2, the upper side and the lower side of the fourth baffle 5 are both provided with the circulation channel of the instrument gas, and the air outlet pipe is communicated with the circulation channel on the fourth baffle 5. The lower surfaces of the third baffle 4 and the fourth baffle 5 are vertically and downwards provided with water condensation columns 6, and the height of each water condensation column 6 is lower than that of the circulation channel where the water condensation column is located. In this embodiment, the water condensing columns 6 on the third baffle 4 and the fourth baffle 5 are arranged downwards, so that condensed water can drip downwards. In addition, in this embodiment, the condensed water column 6 on the third baffle 4 and the fourth baffle 5 may be disposed in an inclined manner toward the air inlet direction, that is, the condensed water column 6 on the third baffle 4 is fixed in an inclined manner to the left, and the condensed water column 6 on the fourth baffle 5 is fixed in an inclined manner to the right, so that the condensed water droplets can drop on the bottom surface of the water removing tank 1. The baffle group and the dewatering tank in the embodiment are both made of carbon steel.
In the scheme, the flow channel is only one, namely the flow path of the instrument gas in the flow channel is as follows: the circulation channel on the left side of the second baffle 3, the circulation channel on the top of the second baffle 3, the circulation channel on the right side of the second baffle 3, the circulation channel on the bottom of the first baffle 2, the circulation channel on the right side of the third baffle 4, the circulation channel on the upper surface of the third baffle 4, the circulation channel on the left end of the fourth baffle 5 to the circulation channel on the upper surface of the fourth baffle 5. And the width of the circulation channel at the right end of the third baffle 4 and the left end of the fourth baffle 5 is less than the height of the circulation channel at the bottom end of the first baffle 2 and the top end of the second baffle 3.
During specific implementation, instrument air treated by the compressed air drying station is sent to each section and then enters the circulation channel of the dewatering tank 1 from the air inlet pipe, and then is discharged from the air outlet pipe. After the instrument gas enters the circulation channel, due to the arrangement of the baffle plate group in the water removal tank 1, the circulation space of the instrument gas is increased, the pressure of the instrument gas is reduced, the Gibbs free energy is reduced, and the precipitation capacity of water in the instrument gas is improved. The setting of baffle group, circulation channel length has been increased, the turning has been increased for instrument gas is current, the circulation of instrument gas has been blockked, instrument gas circulation speed has been slowed down, give instrument gas moisture condensation and provide sufficient time, in addition baffle group and second baffle 3, all be provided with the condensation post 6 on third baffle 4 and the fourth baffle 5, the condensable point of moisture has effectively been increased, in the in-process of instrument gas upward, make in the instrument gas fine liquid drop sink and with gas separation, make the effect of moisture condensation separation better.
In addition, the vertical setting of first baffle 2 and 3 of second baffles in this scheme can reduce instrument gas speed fast, and 4 right-hand members of third baffle and the 5 left end circulation channel width of fourth baffle are less than 2 bottoms of first baffle and the 3 top circulation channel height of second baffle for when instrument gas enters into third baffle 4 and the 5 positions of fourth baffle, instrument gas flow rate increase, the instrument gas of being convenient for can flow out fast. The water outlet pipe is arranged so that the instrument gas can flow out after being condensed into water.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The pretreatment device for the water content of the instrument gas is characterized by comprising a water removal tank and a baffle group, wherein the baffle group comprises a plurality of baffles, the baffle group is arranged in the water removal tank, and a flow channel for the instrument gas to pass is formed between the baffles in the baffle group and between the baffles and the inner wall of the water removal tank.
2. The instrument gas water content pretreatment device according to claim 1, wherein the water removal tank is provided with an air inlet, an air outlet and a water outlet.
3. The apparatus of claim 2, wherein the set of baffles comprises a first baffle plate sealed to the inner wall of the dehydration tank at a top end and at a side edge thereof, and a flow channel is formed below a bottom end of the first baffle plate.
4. The apparatus of claim 3, wherein the set of baffles further comprises a second baffle plate, the second baffle plate is disposed between the first baffle plate and the inner wall of the water removal tank, and the second baffle plate is sealed at its bottom and sides to the inner wall of the water removal tank, and the top of the second baffle plate is a flow channel.
5. The pretreatment device for water content of instrument gas according to claim 4, wherein a condensed water column is fixed on the second baffle plate surface, and the condensed water column is arranged in a downward inclination manner.
6. The apparatus of claim 5, wherein the set of baffles further comprises a third baffle, one end of the third baffle is sealingly fastened to the first baffle, a flow channel is formed between the other end of the third baffle and the inner wall of the dehydration tank, and a side edge of the third baffle is sealingly fastened to the inner wall of the dehydration tank.
7. The apparatus of claim 6, wherein the baffle assembly further comprises a fourth baffle, one end and two sides of the fourth baffle are sealed and fixed to the inner wall of the water trap tank, and a flow channel is formed between the other end of the fourth baffle and the first baffle.
8. The apparatus of claim 7, wherein a water condensation column is fixed on each of the third and fourth baffles, and the water condensation column is disposed downward.
9. The apparatus of claim 4, wherein the gas inlet is disposed near a bottom end of the flow channel between the water removal tank and the second baffle plate, and the gas outlet is disposed on a side wall of the water removal tank above the fourth baffle plate.
10. The apparatus of claim 2, wherein the water outlet comprises a first water outlet and a second water outlet, the first water outlet is provided on an inner wall of the water removing tank below the third baffle plate, and the second water outlet is provided on the water removing tank beside the water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021428090.1U CN212680574U (en) | 2020-07-20 | 2020-07-20 | Pretreatment device for water content of instrument gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021428090.1U CN212680574U (en) | 2020-07-20 | 2020-07-20 | Pretreatment device for water content of instrument gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212680574U true CN212680574U (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021428090.1U Active CN212680574U (en) | 2020-07-20 | 2020-07-20 | Pretreatment device for water content of instrument gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212680574U (en) |
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2020
- 2020-07-20 CN CN202021428090.1U patent/CN212680574U/en active Active
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