CN208526202U - A kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating - Google Patents
A kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating Download PDFInfo
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- CN208526202U CN208526202U CN201820516155.4U CN201820516155U CN208526202U CN 208526202 U CN208526202 U CN 208526202U CN 201820516155 U CN201820516155 U CN 201820516155U CN 208526202 U CN208526202 U CN 208526202U
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Abstract
The utility model discloses a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigeratings.Compared with prior art, have components few, integrated level is high, installation and easy to maintain, the more preferable advantage of gas dry clean-up effect.The utility model includes a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating, including the first cylinder, the second cylinder and dust-filtering filter core are provided in first cylinder, first cylinder passes through annular base below, ring packing washer and second bottom cover connect the second cylinder, the bottom of second cylinder is provided with inlet channel, dust-filtering filter core is located in the filter core mounting base installed at the top of the second cylinder, dust-filtering filter core is mounted on the top of filter core mounting base, the top of second cylinder is connected to dust-filtering filter core, adsorbent is filled in the cylinder of second cylinder, there are gap and outlet passageway is formed between first cylinder and the second cylinder, the air inlet of outlet passageway is connected with dust-filtering filter core.The utility model is applied to the technical field of air cleaning.
Description
Technical field
The utility model relates to technical field of air purification more particularly to a kind of inside-admission outside-exit type compressed air dry filters
Cylinder.
Background technique
In the prior art, a kind of compressed-air drier of Publication No. CN205683814U is generally binocular structure,
Its form of implementation: including a cylinder with inner cavity, the intracavity bottom of the cylinder is provided with a groove, is provided on groove
One end of dust filter unit filter core, the dust filter unit filter core is provided with filter net sheet, the lower end center of filter net sheet on this
It is provided with the exhaust pipe for being pierced by cylinder phase and being connected with dust filter unit filter core, the cylinder is compatible equipped with compressed spring
Spring pedestal, the compressed spring upper end are connected with lower filter net sheet, the upper filter net sheet, exhaust pipe and lower filter net sheet three
Person forms a cavity, is filled with adsorbent in the cavity.Which has the disadvantage that: the top of the filled cavity of 1. adsorbents is right
Outer opening, gas to be dried can quickly flow out the region of adsorbent, and reduce moisture in gas is adsorbed chance, and adsorption effect is not
It is good；2. intermediate exhaust pipe, which is arranged in, in it has squeezing action to adsorbent, cause the arranging density of adsorbent uneven, is easy to produce
The tunnel-effect of anger stream, it cannot be guaranteed that air-flow plays adsorbent maximum utility, gas dry effect uniformly across adsorbent
Fruit dies down；3. component is relatively more, the point for needing to seal is easy leakage more, is not easy to install and safeguard；4. gas-flow deflector is set
Setting direction is to lead to the throughput ratio lower section for flowing to the intracavitary top of dust filter unit filter core from two corner inclined bottom portion of top center
Throughput it is few, reduce dust filter unit filter core effective rate of filtration.
Utility model content
The utility model aims to solve the problem that above-mentioned mentioned technical problem, provides that a kind of components are few, and integrated level is high, filtering
Effect is good, the convenient compressed air dry cartridge filter refrigerating of installation and maintenance.
The utility model is realized through the following technical scheme: the utility model includes main air inlet pipe road, main outlet
Pipeline, the first bleed valve assembly, the second bleed valve assembly, the first drying cylinder, the second drying cylinder and solenoid valve, main air inlet pipe road are equal
It is connected with the first bleed valve assembly and the second bleed valve assembly, the first air inlet and the first drying cylinder of the first bleed valve assembly
Be connected, the second air inlet of the second bleed valve assembly is connected with the second drying cylinder, the first gas outlet of the first drying cylinder and
Second gas outlet of the second drying cylinder is connected with main escape pipe road, the first first air guide of solenoid valve and the first bleed valve assembly
Hole is connected, and solenoid valve is also connected with the second first gas port of the second bleed valve assembly, limits the effect of first gas port, control
The opening and closing of drain valve, the spool of solenoid valve switch between the first valve position and the second valve position, make the first first gas port and second first
Gas port is successively passed through compressed air, and enables the one pressure release of laggard compressed air in the two into solenoid valve, and first goes out
It is connected between port and the second gas outlet through regeneration pipeline.Solenoid valve is two-position three way magnetic valve, the two-position three way magnetic valve
Spool switches between the first valve position and the second valve position, so that the system for realizing two-position five-way valve drives function, ensure that first row
Valve module and the second bleed valve assembly are put in respective switching time point, one obtains pilot gas, so that the gas of bleed valve assembly
Circulation road is opened according to timing requirements, and the exhaust gas generated in attached dose of regenerative process in the side drying cylinder is discharged；Another discharge
Pilot gas, so that the airflow channel of bleed valve assembly is closed according to timing requirements, the gas in main air inlet pipe road is led
It flows in the dry cylinder in the side and is dried, two sides toggle, to realize the gas dry function and drying cylinder of each drying cylinder
The regeneration function of interior adsorbent.
Further, the second spool of the solenoid valve switches between two valve positions, makes the second bleed valve assembly and first
Compressed air is successively released in the compression air chamber of bleed valve assembly；The compression air chamber of second bleed valve assembly and the first bleed valve assembly
The two one air inlet, then it is another to lose heart.When compression air chamber's air inlet of the second bleed valve assembly, it is dry that gas can be sent to second
Cylinder is dry, and the compression air chamber of the first bleed valve assembly loses heart, and exhaust gas regenerated in the first drying cylinder can be released；Otherwise also
So, two sides switch repeatedly.
Further, it is provided with regeneration throttle valve in the regeneration pipeline, e.g. regeneration screw plug, regenerates throttle valve and electromagnetism
Valve connection.Regeneration throttle valve can limit institute's air demand, and gas source is avoided to waste.
Further, it is provided with a multi-functional device for drying and filtering at the main air inlet pipe road, gas can be carried out preliminary
Purification, it is ensured that cleaner gas enters main air inlet pipe road.
Further, first drying cylinder and/or the second drying cylinder are inside-admission outside-exit type compressed air dry filter
Cylinder, inside-admission outside-exit type compressed air dry cartridge filter refrigerating, including the first cylinder are provided with the second cylinder and dust mistake in the first cylinder
Filter core is filtered, the first cylinder connects the second cylinder by the annular base of its lower inside, ring packing washer and second bottom cover,
The bottom of second cylinder is provided with inlet channel, and dust-filtering filter core is located in the filter core mounting base installed at the top of the second cylinder,
Dust-filtering filter core is mounted on the top of filter core mounting base, and the top of the second cylinder is connected to dust-filtering filter core, the second cylinder
The adsorbent of certain altitude is filled in cylinder with whirlwind tucker, there are gap and is formed out between the first cylinder and the second cylinder
The air inlet in gas channel, outlet passageway is connected with dust-filtering filter core.It aims to solve the problem that above-mentioned mentioned technical problem, provides
A kind of components are few, and integrated level is high, and filter effect is good, the convenient compressed air dry cartridge filter refrigerating of installation and maintenance.
Cover at the top of second cylinder is filter structure, and the top of the second cylinder is to buckle and/or engagement thread can
Filter core mounting base is releasably installed, filter core mounting base has a centre bore, and the neck-shaped opening portion of dust-filtering filter core is embedded in filter
The centre bore of core mounting base, and installation is sealed by cartridge seal circle.
The adsorbent carries out crimping positioning through the compressed spring below lower filter net sheet and lower filter net sheet below,
To buckle and/or engagement thread is detachably provided with second bottom cover, second bottom cover is crimped on for the bottom of second cylinder
The lower end of contracting spring, and the state that upper and lower ends crimp compressed spring is formed with lower filter net sheet, inlet channel is through second bottom
The aperture of lid, preferably centre bore, and it is connected to the second cylinder.
The lower section of second cylinder is formed inlet channel, the bottom of the second cylinder by annular base and ring packing washer
To buckle and/or engagement thread is detachably provided with second bottom cover, annular base is mounted on the lower section of second bottom cover in portion,
And it is sealed with ring packing washer, ring packing washer cross section is L-shape, and the lateral part pad of ring packing washer exists
Second between bottom cover and annular base, the vertical portion of ring packing washer is pasted upwards along the hole wall of second bottom cover aperture
Tightly, inlet channel is connected to the inner cavity of the second cylinder through the aperture of second bottom cover.
It is also possible that the lower section of the second cylinder is formed inlet channel by annular base and ring packing washer, second
To buckle and/or engagement thread is detachably provided with second bottom cover, inlet channel is connected to through second bottom cover for the bottom of body
Second cylinder, aperture of the inlet channel through second bottom cover, preferably centre bore, and it is connected to the second cylinder.
The annular base is mounted on the bottom of the first cylinder by assembly sealing ring below.
Venthole is offered on the annular base, the outlet passageway formed between the first cylinder and the second cylinder goes out with this
Stomata is connected.
MCU controller, dust-filtering filter core, filter core mounting base, with first cylinder are equipped with outside first cylinder
Between be formed by cavity and be equipped with gas flow transducer, humidity sensor, air-flow sensing are additionally provided with inside dust-filtering filter core
Device and humidity sensor are electrically connected with MCU controller, and MCU controller is also electrically connected with air-flow indicator light and refers to humidity
Show lamp.
First cylinder and the second cylinder are coaxial cylinder, and the radial section of outlet passageway is circular ring shape, preferably
Coaxial uniform annulus shape.
Further, first bleed valve assembly includes the first discharge chamber, first piston envelope, the first spring, the first sealing
Bar and the first sealing valve plate, first discharge chamber include the first first guide cavity and the first inlet chamber, the described first first gas port with
Described first first guide cavity is connected, and the main air inlet pipe road is connected by first inlet chamber with first air inlet,
One end of first sealing bar is connected with the first piston envelope, and first piston envelope is located at first guide
Intracavitary, first spring holder is around in first sealing bar, and a bottom end of first spring and the first piston
Envelope is in contact, and the other end of first sealing bar is connected with the first sealing valve plate for being located at first inlet chamber.
Further, second bleed valve assembly and first bleed valve assembly have same components and connection side
Formula, the two are symmetrically installed.
Further, the first spool of the solenoid valve switches between two valve positions, makes the first inlet chamber and the first outlet
Pipeline conducting and disconnection, correspondingly, but also the second inlet chamber and the second outlet pipe disconnect and conducting.
Further, first bleed valve assembly is provided with first discharge hole, and the second bleed valve assembly is provided with second
Discharge orifice, the first discharge hole and the second discharge orifice are connected with discharge pipe, and lead to vent silencer.
Further, first bleed valve assembly or the second bleed valve assembly include a kind of raised sealing structure of combination assembly
Valve block, including sealing bar are installed with limiting section in the sealing bar, and limiting section is equipped with support valve block, support valve block upper end
Bulge-structure sealing ring is installed in slot, pressing plate is installed, pressing plate upper surface is equipped with can on the pressure-bearing surface of bulge-structure sealing ring
Pressing plate, bulge-structure sealing ring and support valve block are fastened in sealing bar by the fastener of disassembly.Achievable sealing ring can be more
It changes, the recycling effect of other parts.
Raised sealing structure valve block is assembled in a kind of combination, and the extruding conical surface including the pressing plate is removably mounted on
On the inner conical surface of bulge-structure sealing ring, the maximum outside diameter of the extruding conical surface of pressing plateThan in bulge-structure sealing ring
The maximum inner diameter of the conical surfaceBigger, the angle ∠ α of the extruding conical surface of pressing plate is equal to the angle of the inner conical surface of bulge-structure sealing ring
Raised sealing structure valve block is assembled in a kind of combination, and the radial support face including stating pressing plate is removably mounted on
Within the aperture surface of bulge-structure sealing ring, the diameter of the radial support face of pressing plateThan the internal diameter of bulge-structure sealing ring
The diameter in faceIt is bigger.
Raised sealing structure valve block is assembled in a kind of combination, and the Y value including the thickness of compressive plate will be equal to bulge-structure
The y value of sealing ring thickness, and the H value of thickness of compressive plate is less than the h value of bulge-structure sealing ring thickness.
Raised sealing structure valve block, the decrement of the h value of the bulge-structure sealing ring thickness are assembled in a kind of combination
It is not less than 20% after mounting.
Raised sealing structure valve block, the angle of the male cone (strobilus masculinus) including the bulge-structure sealing ring are assembled in a kind of combination
∠ β will be equal to the angle ∠ θ of the slot inner support conical surface of support valve block, the maximum outside diameter of the male cone (strobilus masculinus) of bulge-structure sealing ring
It is larger than the maximum inner diameter of the slot inner support conical surface of support valve block
Raised sealing structure valve block is assembled in a kind of combination, including sealing ring is equipped between the pressing plate and sealing bar.
Raised sealing structure valve block is assembled in a kind of combination, and the connection type including dismountable fastener is spiral shell
Line or buckle.
Raised sealing structure valve block is assembled in a kind of combination, including is equipped between dismountable fastener and pressing plate
Dismountable flat shim.
Raised sealing structure valve block is assembled in a kind of combination, including the bulge-structure sealing ring be it is round, rectangular or
Other special-shaped sealing rings of person.
Beneficial effect is: compared with prior art, this inside-admission outside-exit type compressed air dry cartridge filter refrigerating has with below
Beneficial effect: 1, using sealing space is formd between filter core mounting base and adsorbent filled cavity bottom, unseasoned gas is being adsorbed
Accumulation is generated in filler in agent filled cavity, the time that moisture is adsorbed is longer, the more preferable advantage of gas dry effect；2, it gives up
Except intermediate exhaust pipe, intermediate exhaust pipe is eliminated to the squeezing action of adsorbent, the arrangement of adsorbent is more evenly, it is not easy to produce
The tunnel-effect of anger stream guarantees that air-flow plays adsorbent maximum utility uniformly across adsorbent, and gas dry effect is more
It is good；3, components are few, and integrated level is high, and the adsorption effect of adsorbent is good, and installation and maintenance is convenient；4, gas-flow deflector is abolished, is led
The throughput for causing to flow to the intracavitary top of dust filter unit filter core and lower section as many, utmostly utilizes dust filter unit filter core
Effective filtration area increases the rate of filtration.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, in which:
Fig. 1 is the schematic diagram of the utility model initial shutdown state；
Fig. 2 is the schematic diagram of solenoid valve off-position when the utility model is inflated；
Fig. 3 is the schematic diagram of solenoid valves state when the utility model is inflated；
Fig. 4 is the schematic diagram of the first bleed valve assembly and the second bleed valve assembly initial shutdown state；
Fig. 5 is the schematic diagram of solenoid valve power-off when the first bleed valve assembly and the second bleed valve assembly are inflated；
Fig. 6 is the schematic diagram of solenoid valves when the first bleed valve assembly and the second bleed valve assembly are inflated；
Fig. 7 is a cut-away view of the utility model；
Fig. 8 is the cut-away view in the utility model section 1；
Fig. 9 is the side appearance diagram of the utility model；
Figure 10 is a kind of cut-away view of inside-admission outside-exit type compressed air dry cartridge filter refrigerating；
Figure 11 is a kind of cut-away view of raised sealing structure valve block of combination assembly；
Figure 12 is a kind of cut-away view of the pressing plate of raised sealing structure valve block of combination assembly；
Figure 13 is a kind of cut-away view of the bulge-structure sealing ring of raised sealing structure valve block of combination assembly；
Figure 14 is a kind of cut-away view of the support valve block of raised sealing structure valve block of combination assembly.
In figure: main air inlet pipe road 1, main escape pipe road 2, the first bleed valve assembly 3, the second bleed valve assembly 4, first is dry
Cylinder 5, the second drying cylinder 6, solenoid valve 7 regenerate throttle valve 8, the first air inlet 31, the first first gas port 32, first piston envelope
33, the first spring 34, the first sealing valve plate 35, the first sealing bar 36, the first first guide cavity 37, the first inlet chamber 38, the first discharge
Hole 39, the second air inlet 41, the second first gas port 42, second piston envelope 43, second spring 44, the second sealing valve plate 45, second
Sealing bar 46, the second first guide cavity 47, the second inlet chamber 48, the second discharge orifice 49, multi-functional device for drying and filtering 50, main regeneration pipeline
51, the first cylinder 201, dust-filtering filter core 202, cartridge seal circle 203, filter core mounting base 204, adsorbent 205, the second cylinder
206, lower filter net sheet 207, compressed spring 208, annular base 209, assembly sealing ring 2010, ring packing washer 2011, the
Two bottom covers 2012, sealing bar 301, sealing ring 302 support valve block 303, bulge-structure sealing ring 304, pressing plate 305, fastening
Part 306, flat shim 307.
Specific embodiment
As shown in Figures 1 to 9, in the present embodiment, the utility model includes main air inlet pipe road 1, main escape pipe road 2,
One bleed valve assembly 3, the second bleed valve assembly 4, the first drying cylinder 5, the second drying cylinder 6 and solenoid valve 7, the main air inlet pipe road
1 is connected with the first bleed valve assembly 3 and the second bleed valve assembly 4, the first air inlet 31 of the first bleed valve assembly 3 with
First drying cylinder 5 is connected, and the second air inlet 41 of the second bleed valve assembly 4 is connected with the second drying cylinder 6, and described first is dry
First gas outlet 9 of dry cylinder 5 and the second gas outlet 10 of the second drying cylinder 6 are connected with main escape pipe road 2, the electromagnetism
The first gas port 32 of the first of valve 7 and the first bleed valve assembly 3 is connected, the solenoid valve 7 also with the second bleed valve assembly 4 the
Two first gas ports 42 are connected, and limit the effect of first gas port, control the opening and closing of drain valve, the spool of solenoid valve 7 is in the first valve
Switch between position and the second valve position, so that the first first gas port 32 and the second first gas port 42 is successively passed through compressed air, and make two
In person the one of laggard compressed air can pressure release into solenoid valve 7, through regenerating between the first gas outlet 9 and the second gas outlet 10
Pipeline 51 is connected to.
Further, the second spool of the solenoid valve 7 switches between two valve positions, makes the second bleed valve assembly 4 and
Compressed air is successively released in the compression air chamber of one bleed valve assembly 3；The pressure of second bleed valve assembly 4 and the first bleed valve assembly 3
The one air inlet of both contracting gas chambers, then it is another to lose heart.
Preferably, be provided in the regeneration pipeline 51 regeneration throttle valve 8, e.g. regeneration screw plug, regeneration throttle valve 8 with
Solenoid valve 7 is connected to.Regeneration screw plug can limit institute's air demand, and gas source is avoided to waste.A small amount of compressed air after drying is by again
Raw channel and regeneration screw plug enter another drying cylinder, regenerate to the desiccant of this tin, and the compressed air for carrying moisture is logical
The first discharge hole 39 or the second discharge orifice 49 for crossing intake and exhaust valve group, into discharge-channel.
Preferably, a multi-functional device for drying and filtering 50 is provided at the main air inlet pipe road 1.
Preferably, first drying cylinder 5 and/or the second drying cylinder 6 are that inside-admission outside-exit type compressed air is dried
Filter cylinder, as shown in Figure 10, a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating, including the first cylinder 201, the first cylinder 201
Inside be provided with the second cylinder 206 and dust-filtering filter core 202, the first cylinder 201 by the annular base 209 of its lower inside,
Ring packing washer 2011 and second bottom cover 2012 connect the second cylinder 206, and the bottom of the second cylinder 206 is provided with air inlet
Channel, dust-filtering filter core 202 are located in the filter core mounting base 204 installed at the top of the second cylinder 206, dust-filtering filter core 202
It is mounted on the top of filter core mounting base 204, the top of the second cylinder 206 is connected to dust-filtering filter core 202, the second cylinder 206
Cylinder in whirlwind tucker be filled with certain altitude adsorbent 205, exist between the first cylinder 201 and the second cylinder 206
Gap simultaneously forms outlet passageway, and the air inlet of outlet passageway is connected with dust-filtering filter core 202.
The cover at 206 top of the second cylinder is filter structure, and one of embodiment: the top of the second cylinder 206 is with nut spiral shell
Bolt mode has been removably installed filter core mounting base 204；Filter core mounting base 204 has a centre bore, dust-filtering filter core 202
Neck-shaped opening portion is embedded in the centre bore of filter core mounting base 204, and is sealed installation by cartridge seal circle 203.Embodiment
The tops of two: the second cylinders 206 be removably installed filter core mounting base 204 in a snap-fit manner, filter core mounting base 204 has
One centre bore, the centre bore of the neck-shaped opening portion insertion filter core mounting base 204 of dust-filtering filter core 202, and pass through filter core
Sealing ring 203 is sealed installation.
Preferably, compressed spring of the adsorbent 205 through 207 lower section of lower filter net sheet 207 and lower filter net sheet below
208 carry out one of crimping positioning, next embodiment: the bottom of the second cylinder 206 is connected with second by bolt and nut
Bottom cover 2012, second bottom cover 2012 is crimped on the lower end of compressed spring 208, and forms upper and lower ends with lower filter net sheet 207
The state of compressed spring 208, centre bore of the inlet channel through second bottom cover 2012 are crimped, and is connected to the second cylinder 206.Implement
The two of example: lower filter net sheet 207 can slide on 206 inner wall of the second cylinder, to compress the adsorbent in the second cylinder 206
205, movement and crushing of the adsorbent 205 in cyclic switching are prevented, the bottom of the second last cylinder 206 is connected by a snap
There is second bottom cover 2012, second bottom cover 2012 is crimped on the lower end of compressed spring 208, and is formed with lower filter net sheet 207
Upper and lower ends crimp the state of compressed spring 208, centre bore of the inlet channel through second bottom cover 2012, and are connected to the second cylinder
206。
Annular base 209 is mounted on the bottom of the first cylinder 201 by assembly sealing ring 2010 below.
Venthole, the outlet passageway formed between the first cylinder 201 and the second cylinder 206 are offered on annular base 209
It is connected with the venthole.
MCU controller, dust-filtering filter core 202, filter core mounting base 204, with described first are equipped with outside first cylinder 201
It is formed by between cylinder 201 in cavity and is equipped with gas flow transducer, be additionally provided with humidity sensor inside dust-filtering filter core 202
Device, gas flow transducer and humidity sensor are electrically connected with MCU controller, and MCU controller is also electrically connected with air-flow instruction
Lamp and humidity indicator light.
First cylinder 201 and the second cylinder 206 are coaxial cylinder, and the radial section of outlet passageway is circular ring shape, best
It is coaxial uniform annulus shape.
When installation, the adsorbent 205 that first whirlwind tucker will be used to be filled with certain altitude in the cylinder of the second cylinder 206, then
Lower filter net sheet 207 is placed on filled adsorbent 205, compressed spring 208 is placed on lower filter net sheet 207, is utilized
Adsorbent 205 carries out crimping positioning through the compressed spring 208 of 207 lower section of lower filter net sheet 207 and lower filter net sheet below,
Second bottom cover 2012: being connected to the bottom of the second cylinder 206 by one of next embodiment by screw bolt and nut again, will
Filter core mounting base 204 is mounted on the top of the second cylinder 206 by screw bolt and nut, then by dust-filtering filter core 202 and filter core
Mounting base 204 is sealed installation by cartridge seal circle 203, and the second cylinder 206 is finally passed through it by annular base 209
The assembly sealing ring 2010 of lower section is mounted on the bottom of the first cylinder 201, installs and uses in equipment.The two of embodiment: by second
Cylinder bottom cover 2012 is connected by a snap the bottom of the second cylinder 206, then dust-filtering filter core 202 and filter core mounting base 204 are led to
Filtration core sealing ring 203 is sealed installation, then is mounted on the top of the second cylinder 206 in a snap-fit manner, finally by second
Body 206 is mounted on the bottom of the first cylinder 201 by annular base 209 by assembly sealing ring 2010 below, and installation makes
With in equipment, this assembling mode can save built-up time, increase working efficiency.
In use, the lower part of the first cylinder 201 is connected in drying machine base, when compressed air passes through the second cylinder
It is split when lower filter net sheet 207 in 206 to the second cylinder 206, then by adsorbent 205, adsorbent 205 can be protected
Air-flow is demonstrate,proved uniformly across in the second cylinder 206, prevents tunnel-effect, when compressed air being adsorbed by drying by adsorbent 205
Afterwards, by the blocking of filter core mounting base 204, into inside dust filter unit filter core, and pass through dust filter unit filter core from inside to outside
It filters out compressed air and passes through the molecule that adsorbent 205 is taken out of, formed using the first cylinder 201 and the second cylinder 206
Outlet passageway is drained clean compressed air, finally by the venthole outlet of annular base 209, to use equipment to supply.
When the air-flow indicator light is bright, illustrate that the dry cartridge filter refrigerating blocks, to be tieed up accordingly to the dry cartridge filter refrigerating
It repairs, when the humidity indicator light is bright, illustrates that the adsorbent 205 of the dry cartridge filter refrigerating can not meet dry effect, need
Adsorbent 205 is replaced accordingly.
Preferably, first bleed valve assembly 3 includes the first discharge chamber, first piston the 33, first spring 34, first of envelope
Sealing bar 36 and the first sealing valve plate 35, first discharge chamber include the first first guide cavity 37 and the first inlet chamber 38, and described the
One first gas port 32 is connected with the described first first guide cavity 37, and the main air inlet pipe road 1 passes through first inlet chamber 38 and institute
It states the first air inlet 31 to be connected, one end of first sealing bar 36 is connected with the first piston envelope 33, and described
First piston envelope 33 is located in the described first first guide cavity 37, and first spring 34 is coiled in first sealing bar 36, and institute
The bottom end and first piston envelope for stating the first spring 34 33 are in contact, the other end of first sealing bar 36 be located at
First sealing valve plate 35 of first inlet chamber 38 is connected.
Preferably, second bleed valve assembly 4 includes the second discharge chamber, second piston envelope 43, second spring 44, the
Two sealing bars 46 and the second sealing valve plate 45, second discharge chamber includes the second first guide cavity 47 and the second inlet chamber 48, described
Second first gas port 42 is connected with the described second first guide cavity 47, the main air inlet pipe road 1 by second inlet chamber 48 and
Second air inlet 41 is connected, and one end of second sealing bar 46 is connected with the second piston envelope 43, and institute
Second piston envelope 43 to be stated to be located in the described second first guide cavity 47, the second spring 44 is coiled in second sealing bar 46, and
One bottom end of the second spring 44 and the second piston envelope 43 is in contact, the other end of second sealing bar 46 with
The second sealing valve plate 45 positioned at second inlet chamber 48 is connected.
Preferably, the first spool of the solenoid valve 7 switches between two valve positions, goes out the first inlet chamber 38 with first
Air pipe conducting and disconnection, correspondingly, but also the second inlet chamber 48 and the second outlet pipe disconnect and conducting.
Preferably, first bleed valve assembly 3 is provided with first discharge hole 39, and the second bleed valve assembly 4 is provided with
Second discharge orifice 49, the first discharge hole 39 and the second discharge orifice 49 are connected with discharge pipe, into discharge-channel, and
It is discharged by vent silencer.
Preferably, first bleed valve assembly 3 or the second bleed valve assembly 4 include a kind of combination assembly protrusion sealing knot
Structure valve block is, it can be achieved that sealing ring is replaceable, the recycling effect of other parts.
As shown in figure 11, which assembles one of the embodiment of raised sealing structure valve block, using combination assembly method come
Production, one end of the sealing bar 301 is machined with internal screw thread, ladder axial plane, ladder axial plane is installed on the appropriate location at the end
On be removably installed support valve block 303, support 303 upper end of valve block the slot with the conical surface in removably give as security into protrusion
Sealing structure circle 304 has been removably installed pressing plate 305, the pressing plate 305 on the pressure-bearing surface of bulge-structure sealing ring 304
It is equipped with sealing ring, between sealing bar 301 to guarantee the leakproofness between assembly rear fender 305 and sealing bar 301, pressing plate 305
Upper surface is equipped with dismountable flat shim 307, is conducive to improve the stabilization that raised sealing structure valve block sealing performance is assembled in combination
Property, then flat shim 307, pressing plate 305, bulge-structure sealing ring 304 and support valve block 303 are fastened on sealing bar 301 with screw
Internal screw thread on, since the above part is all dismountable, and mount and dismount it is convenient, after bulge-structure sealing ring 304 fails
It is conveniently replaceable, and other spare and accessory parts are reusable in addition to sealing ring, economize on resources.
As shown in Figure 12 and Figure 13, the extruding conical surface of the pressing plate 305 is removably mounted on bulge-structure sealing ring 304
Inner conical surface on, pressing plate 305 extruding the conical surface maximum outside diameterThan bulge-structure sealing ring 304 inner conical surface most
Large diameterBigger, the angle ∠ α of the extruding conical surface of pressing plate 305 is equal to the angle of the inner conical surface of bulge-structure sealing ring 304 Both the cooperation conical surface was not only certifiable after certifiable assembly in this way reaches pressuring action to sealing ring but also reaches sealing function.
As shown in Figure 12 and Figure 13, the radial support face of the pressing plate 305 is removably mounted on bulge-structure sealing ring
Within 304 aperture surface, the diameter of the radial support face of pressing plate 305It is more straight than the aperture surface of bulge-structure sealing ring 304
DiameterIt is bigger, ensure that the mating surface plays support and sealing function to sealing element in this way.
As shown in Figure 12 and Figure 13, the Y value of 305 thickness of pressing plate will be equal to the y of 304 thickness of bulge-structure sealing ring
Value, and the H value of 305 thickness of pressing plate is less than the h value of 304 thickness of bulge-structure sealing ring, 304 thickness of bulge-structure sealing ring
The decrement of h value is not less than 20% after mounting, to guarantee the leakproofness of sealing ring pressure-bearing surface and entire sealing ring dress after assembling
The stability matched.
As shown in Figure 13 and Figure 14, the angle ∠ β of the male cone (strobilus masculinus) of the bulge-structure sealing ring 304 will be equal to support valve block
The angle ∠ θ of the 303 slot inner support conical surface, the maximum outside diameter of the male cone (strobilus masculinus) of bulge-structure sealing ring 304It is larger than support
The maximum inner diameter of the slot inner support conical surface of valve block 303To guarantee the leakproofness of sealing ring male cone (strobilus masculinus) after assembling.
As shown in figure 11, which assembles the two of the embodiment of raised sealing structure valve block, using combination assembly method come
Production, one end of the sealing bar 301 are machined with external screw thread, annular element face are installed on the appropriate location at the end, can be first by branch
It supports and is removably given as security in the slot with the conical surface of 303 upper end of valve block into bulge-structure sealing ring 304, form seal assembly, then will
The seal assembly is mounted on annular element face fixed in sealing bar 301, and such assembly method is simpler, close in bulge-structure
It has been removably installed pressing plate 305 on the pressure-bearing surface of seal 304, sealing ring is housed between pressing plate 305 and sealing bar 301, to protect
Leakproofness between card assembly rear fender 305 and sealing bar 301,305 upper surface of pressing plate are equipped with dismountable flat shim 307, have
The stability for assembling raised sealing structure valve block sealing performance is combined conducive to improving.It, will with nut in 307 upper surface of flat shim
Pressing plate 305, flat shim 307, bulge-structure sealing ring 304 and support valve block 303 are fastened on the external screw thread of sealing bar 301, by
All it is dismountable in the above part, and mounts and dismounts conveniently, bulge-structure sealing ring 304 is conveniently replaceable after failing, and
Other spare and accessory parts are reusable in addition to sealing ring, economize on resources.
The working principle of the utility model are as follows: when the utility model does not work in shutdown status, described
The thrust of one Exhaust assembly and the second Exhaust assembly respectively by the first spring 34 and second spring 44 is controlled, respectively described in sealing
First discharge hole 39 and the second discharge orifice 49, avoid the inner cavity of first drying cylinder 5 and the inner cavity of the second drying cylinder 6 and big
Gas connection；
After drying machine ventilation, the inner cavity air inlet simultaneously of the inner cavity of first drying cylinder 5 and the second drying cylinder 6, electricity
Magnet valve 7 is in off-position, since the second first gas port 42 is controlled at this time by solenoid valve 7 as closure pressure release state, the second discharge
Valve is in air-suction state, 6 air inlet of the second drying cylinder；Simultaneously the second drying cylinder 6 by dry compressed air by solenoid valve 7,
First first gas port 32 enters the first first guide cavity 37 of the first bleed valve assembly 3, and then overcomes the first spring 34 and first piston
The pressure of envelope 33 and primary inlet port pushes the first sealing valve plate 35, first sealing bar 36 is made to seal the first air inlet, the
One drain valve is in exhaust condition, the exhaust of the first drying cylinder 5；
When the solenoid valve 7 is powered, it is switched to closure pressure release shape at this time since the first first gas port 32 is controlled by solenoid valve 7
State, the first drain valve are in air-suction state, the inner cavity air inlet of the first drying cylinder 5；The first drying cylinder 5 is by dry compression simultaneously
Air enters the second first guide cavity 47 of the second bleed valve assembly 4 by the first gas port 42 of solenoid valve 7, second, and then overcomes second
The pressure of spring 44 and second piston envelope 43 and primary inlet port, pushes the second sealing valve plate 45, makes 46 envelope of the second sealing bar
Firmly the second air inlet, the second drain valve are in exhaust condition, the exhaust of the second drying cylinder 6；It is real by controlling the opening and closing of solenoid valve 7
The active switching of the compressed gas purification work of existing first drying cylinder 5 and the second drying cylinder 6, and make each drying cylinder per net
Chemical industry is made once, to obtain primary regeneration cycle, the compressed air endlessly purified is provided for follow-up equipment.
The utility model is suitable for the field of air cleaning.
Above embodiments are not limited to the technical solution of the embodiment itself, can be incorporated between embodiment new
Embodiment.Above embodiments are only to illustrate the technical solution of the utility model and are not intended to limit it, all without departing from this
Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model
It is interior.
Claims (10)
1. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating, including the first cylinder (201), the interior setting of the first cylinder (201)
There are the second cylinder (206) and dust-filtering filter core (202), the bottom of the second cylinder (206) is provided with inlet channel, dust-filtering
Filter core (202) is located above the second cylinder (206), and the top of the second cylinder (206) is connected to dust-filtering filter core (202), and second
Adsorbent (205) are filled in the cylinder of cylinder (206), which is characterized in that between the first cylinder (201) and the second cylinder (206)
There are gap and outlet passageway is formed, the air inlet of outlet passageway is connected with dust-filtering filter core (202).
2. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 1, which is characterized in that described second
Cover at the top of cylinder (206) is filter structure, is equipped with filter core mounting base (204) at the top of the second cylinder (206), filter core peace
Installation is sealed by cartridge seal circle (203) between dress seat (204) and dust-filtering filter core (202).
3. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 2, which is characterized in that described second
It is detachably connected between filter core mounting base (204) above cylinder (206).
4. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 1, which is characterized in that the absorption
Agent (205) through below lower filter net sheet (207) and compressed spring (208) carry out crimping positioning, the bottom of the second cylinder (206)
Portion is detachably provided with second bottom cover (2012), and second bottom cover (2012) and lower filter net sheet (207) crimp pressure respectively
The top and bottom end of contracting spring (208), inlet channel are connected to the second cylinder (206) through second bottom cover (2012).
5. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 4, which is characterized in that described second
The detachable connection method of cylinder bottom cover (2012) and the second cylinder (206) is buckle and/or screw thread.
6. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 1, which is characterized in that described second
The lower section of cylinder (206) is formed inlet channel, the second cylinder by annular base (209) and ring packing washer (2011)
(206) bottom is detachably provided with second bottom cover (2012), and inlet channel is through second bottom cover (2012) connection second
Cylinder (206).
7. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 6, which is characterized in that the annular
Pedestal (209) is mounted on the bottom of the first cylinder (201) by assembly sealing ring (2010) below.
8. a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 6 or 7, which is characterized in that described
Annular base offers venthole on (209), and outlet passageway is connected with venthole.
9. -7 any a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 1, which is characterized in that institute
It states and is equipped with MCU controller, dust-filtering filter core (202), filter core mounting base (204), with described first outside the first cylinder (201)
It is formed by between cylinder (201) in cavity and is equipped with gas flow transducer, humidity biography is additionally provided with inside dust-filtering filter core (202)
Sensor, gas flow transducer and humidity sensor are electrically connected with MCU controller, and MCU controller is also electrically connected with air-flow and refers to
Show lamp and humidity indicator light.
10. -7 any a kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating according to claim 1, which is characterized in that
First cylinder (201) and the second cylinder (206) are coaxial cylinder, and the radial section of outlet passageway is circular ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820516155.4U CN208526202U (en) | 2018-04-11 | 2018-04-11 | A kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820516155.4U CN208526202U (en) | 2018-04-11 | 2018-04-11 | A kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208526202U true CN208526202U (en) | 2019-02-22 |
Family
ID=65395746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820516155.4U Active CN208526202U (en) | 2018-04-11 | 2018-04-11 | A kind of inside-admission outside-exit type compressed air dry cartridge filter refrigerating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208526202U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479165A (en) * | 2018-04-11 | 2018-09-04 | 珠海市思卡净化技术有限公司 | A kind of raised sealing structure valve block of combination assembly |
| CN111715039A (en) * | 2020-07-21 | 2020-09-29 | 株洲嘉盛柏联轨道交通设备有限公司 | Adsorption type double-tower air dryer |
-
2018
- 2018-04-11 CN CN201820516155.4U patent/CN208526202U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479165A (en) * | 2018-04-11 | 2018-09-04 | 珠海市思卡净化技术有限公司 | A kind of raised sealing structure valve block of combination assembly |
| CN108479165B (en) * | 2018-04-11 | 2024-05-24 | 珠海市思卡净化技术有限公司 | Valve plate with combined assembly bulge sealing structure |
| CN111715039A (en) * | 2020-07-21 | 2020-09-29 | 株洲嘉盛柏联轨道交通设备有限公司 | Adsorption type double-tower air dryer |
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