CN108825836A - Pressure regulation filter - Google Patents
Pressure regulation filter Download PDFInfo
- Publication number
- CN108825836A CN108825836A CN201810867304.6A CN201810867304A CN108825836A CN 108825836 A CN108825836 A CN 108825836A CN 201810867304 A CN201810867304 A CN 201810867304A CN 108825836 A CN108825836 A CN 108825836A
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- China
- Prior art keywords
- lock
- valve body
- valve
- piston
- shield
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 claims description 12
- 230000013011 mating Effects 0.000 claims description 10
- 238000005304 joining Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 6
- 210000004907 gland Anatomy 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention discloses a kind of pressure regulation filters, including valve body, valve deck, cup, regulation component and filter assemblies;Filter assemblies are connect with regulation component by valve rod, regulation component includes spiral cover, and screw press, look nut and pressure spring, the cooperation of the threaded portion of look nut and screw press, look nut is limited by valve deck and can only be moved up and down without being able to rotate when spiral cover rotates, the upper end of screw press stretches out valve deck and is connected with spiral cover, the upper end of valve body forms receiving hole, it is provided with piston in receiving hole and provides the reset spring of upward elastic force for piston, the elastic force of reset spring is less than the elastic force of pressure spring, rubber seal is equipped between piston outer wall and receiving hole inner wall, the upper end of pressure spring is against on look nut, the lower end of pressure spring is pressed on piston, valve rod upper end is against on piston.The structure of pressure regulation filter simplifies rationally in the present invention, is conducive to assembly, is conducive to improve production efficiency.
Description
Technical field
The present invention relates to a kind of pressure regulation filters, belong to air pressure regulation filtering apparatus technical field.
Background technique
In the industrial production, usually using compressed air as important power resources, but in air containing dust, iron filings and
Corrosive solid particle such as incrustation can corrode high-accuracy instrument and equipment after condensing droplet.Therefore it needs to filter using pressure regulation
Device comes out the moisture filter in air after compression, and is adjusted to gas pressure so that equipment possesses enough power.Specially
Disclose a kind of filtering pressure regulator valve in sharp document CN204553964U, including valve body, valve deck, air filtering assembly, regulation component,
High pressure cup body and diaphragm unit;The valve deck is installed on the top of the valve body;The high pressure cup body is installed on described
The lower part of valve body;Diaphragm chamber is equipped between the valve deck and the valve body;The valve body and the high pressure cup body it
Between be equipped with filter core chamber;The valve body is respectively arranged on the left side and the right side air inlet and air outlet;The air filtering assembly peace
It is intracavitary loaded on the filter core;The regulation component is installed in the valve deck;The diaphragm unit is installed on described
Diaphragm chamber in;The valve body is equipped with valve rod mounting hole;Valve rod is installed in the valve rod mounting hole;The valve rod
Lower part connect with the upper end of the air filtering assembly by spring, the top of the valve rod is across the valve rod peace
Dress hole is connect with the diaphragm unit;The regulation component is connect by the first spring with the diaphragm unit;It is described
Air inlet and the venthole between be connected to by gas port;It is offered on the side wall of the venthole and the film
The side opening of piece chamber connection;The valve rod mounting hole penetrates the gas port and connects the diaphragm chamber and the filter core chamber
It is logical;The diameter of the gas port is equal with the diameter of valve rod mounting hole.Wherein, the diaphragm unit includes pad
Piece, diaphragm, pressure pad, guide sleeve, cushion and gland;The guide sleeve and the cushion interference fit and the gland
It is interior;The diaphragm and the pressure pad are sheathed on the outside of the gland;The gasket is installed on the valve deck
Between lower end surface and the upper surface of the diaphragm;The pressure pad is squeezed with the lower end of the second spring and is contacted.It is above-mentioned
The constituent parts quantity of diaphragm unit in patent document is more, causes assembly inconvenient, production efficiency is lower.
Summary of the invention
In this regard, the technical problem to be solved by the present invention is to diaphragm unit in existing pressure regulation filter, structure is complicated, unfavorable
In assembly the problem of.
Realizing the technical solution of the object of the invention is:
A kind of pressure regulation filter, including valve body, valve deck, cup, regulation component and filter assemblies, the valve deck and the tune
Pressure component is mounted on the upper end of the valve body, and the cup and the filter assemblies are mounted on the lower end of the valve body;The mistake
Filter component is connect with the regulation component by valve rod, and the regulation component includes that may be rotatably mounted at the valve upper part of the cover rotation
Lid, and screw press, look nut and pressure spring in the valve deck, the look nut and the screw press
Threaded portion cooperation, the look nut is limited by the valve deck and can only move up and down and cannot turn when the spiral cover rotates
Dynamic, the upper end of the screw press stretches out the valve deck and is connected with the spiral cover, and the upper end of the valve body forms receiving hole,
It is provided with piston in the receiving hole and provides the reset spring of upward elastic force for the piston, the elastic force of the reset spring is small
Rubber seal, the pressure regulation are equipped between the elastic force of the pressure spring, the piston outer wall and the receiving hole inner wall
The upper end of spring is against on the look nut, and the lower end of the pressure spring is pressed on the piston, the valve rod upper end
It is against on the piston.
In above-mentioned technical proposal, annular groove is formed on the receiving hole inner wall, the rubber seal is embedded at institute
It states in annular groove.
In above-mentioned technical proposal, the upper end of the screw press is equipped with square shaft portion, formed inside the valve deck with it is described
The mating rectangular jack in square shaft portion, the square shaft portion and the rectangular jack are mating.
It is circumferentially spaced on the inside of the spiral cover to be provided with several buckles in above-mentioned technical proposal, on the valve deck outer wall at
Type has and the annular catching groove being clasped.
In above-mentioned technical proposal, there are the limit sets of holes to match with the look nut shape in the valve deck, it is described
The look nut moves up and down in the limit sets of holes under the restriction effect of the limit sets of holes when spiral cover rotates.
In above-mentioned technical proposal, the cup outer cover is equipped with shield, the upper end of the shield and the valve body phase
Connection;
The defining flange of several outwardly convexs, the lower end of the valve body are arranged at intervals at the upper end-face edge of the shield
Inside forms annular and keeps out the positive stop lug boss in face and several circumferentially spaced settings, formed between adjacent positive stop lug boss with it is described
The corresponding evacuation short slot of defining flange, the positive stop lug boss and the annular, which keep out to be formed between face, to be suitable for and the defining flange
The limiting groove of cooperation;
Shield upper end outside portion is installed with lock and provides the latch spring of upward elastic force for the lock, described
Latching upper end has stopper section, and the lock and the joining place of the stopper section are equipped with face of keeping out, the shield and the valve
When body is connected in place, the defining flange one-to-one correspondence is fastened in the limiting groove, under the action of the latch spring
The stopper section is protruded into evacuation short slot, while the face of keeping out is against on the valve body.
In above-mentioned technical proposal, installation sheet is equipped with outside the shield upper end, the installation sheet only prevent with described by lower end
Shield is connected, and has the jack mating with the installation sheet activity on the lock, the latch spring is mounted on described
In jack, and the upper and lower ends of the latch spring are against respectively on the upper end of the lock and the installation sheet.
In above-mentioned technical proposal, the bar shaped extended along the lock movable direction is formed on the installation sheet
Hole is fixed with pin shaft on the lock, and the pin shaft is threaded through in the strip-shaped hole, lock pin shaft when moving up and down
It is moved in the strip-shaped hole.
The present invention has the effect of positive:In the present invention, original diaphragm unit is replaced by piston, is guaranteeing to use
Amount of parts is effectively saved under the premise of effect, is conducive to assembling, is conducive to improve working efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pressure regulation filter in the present invention;
Fig. 2 is the cross-sectional view of the line A-A cutting along Fig. 1;
Fig. 3 is the partial enlarged view in Fig. 2 at B;
Fig. 4 is the structural schematic diagram of valve deck in the present invention;
Fig. 5 is the structural schematic diagram of valve body in the present invention;
Fig. 6 is the structural schematic diagram from another angle when valve body shown in Fig. 5;
Fig. 7 is the structural schematic diagram of spiral cover in the present invention;
Fig. 8 is the structural schematic diagram of shield in the present invention;
Fig. 9 is the structural schematic diagram latched in the present invention;
Figure 10 is structural schematic diagram when latching shown in Fig. 9 from another angle.
Appended drawing reference is as shown in the figure:1- valve body;2 valve decks;3- cup;4- valve rod;5- spiral cover;6- screw press;61- spiral shell
Line portion;7- look nut;8- pressure spring;9- receiving hole;10- piston;11- reset spring;12- rubber seal;13- square shaft
Portion;The rectangular jack of 14-;15- buckle;16- annular catching groove;17- limits sets of holes;18- shield;19- defining flange;20- annular
Keep out face;21- positive stop lug boss;22- avoids short slot;23- limiting groove;24- lock;25- latch spring;26- keeps out face;27-
Stopper section;28- installation sheet;29- spliced eye;30- strip-shaped hole;31- pin shaft;32- keeps out boss.
Specific embodiment
The specific structure of pressure regulation filter in the present invention is done with explanation with reference to the accompanying drawings of the specification:
A kind of pressure regulation filter, as shown in Figures 1 to 10, including valve body 1, valve deck 2, cup 3, regulation component and filtering group
Part, the valve deck 2 and the regulation component are mounted on the upper end of the valve body 1, and the cup 3 and the filter assemblies are mounted on
The lower end of the valve body 1;The filter assemblies are connect with the regulation component by valve rod 4, and the regulation component includes that can turn
The dynamic spiral cover 5 for being mounted on 2 top of valve deck, and screw press 6, look nut 7 and pressure regulation bullet in the valve deck 2
Spring 8, the look nut 7 and the threaded portion 61 of the screw press 6 cooperate, the spiral cover 5 when rotating the look nut 7 by
The limitation of the valve deck 2 can only be moved up and down without being able to rotate, the upper end of the screw press 6 stretch out the valve deck 2 with it is described
Spiral cover 5 is connected, and the upper end of the valve body 1 forms receiving hole 9, piston 10 is provided in the receiving hole 9 and for the work
Plug 10 provides the reset spring 11 of upward elastic force, and the elastic force of the reset spring 11 is less than the elastic force of the pressure spring 8, described
Rubber seal 12 is equipped between 9 inner wall of 10 outer wall of piston and the receiving hole, the upper end of the pressure spring 8 is against the tune
It presses on nut 7, the lower end of the pressure spring 8 is pressed on the piston 10, and 4 upper end of valve rod is against the piston 10
On.In the present embodiment, original diaphragm unit is replaced by piston, effectively saves zero under the premise of guaranteeing using effect
Number of components is conducive to assembling, is conducive to improve working efficiency.
In the present embodiment, annular groove is formed on 9 inner wall of receiving hole, the rubber seal 12 is embedded at described
In annular groove, to position to rubber seal 12, prevent rubber seal 12 from shifting.
In the present embodiment, the upper end of the screw press 6 is equipped with square shaft portion 13, formed inside the valve deck 2 with it is described
The mating rectangular jack 14 in square shaft portion 13, the square shaft portion 13 and the rectangular jack 14 are mating, pass through square shaft portion
13 is mating to can effectively drive screw press 6 to rotate synchronously when spiral cover 5 rotates with rectangular jack 14.
Further, 5 inside of spiral cover is circumferentially spaced is provided with several buckles 15, forms on 2 outer wall of valve deck
With the annular catching groove 16 of 15 cooperation of buckle, it is interlocked to prevent spiral cover 5 from valve deck 2 by buckle 15 and annular catching groove 16
Upper disengaging, while will not influence the rotation of spiral cover 5.
Further, there is the limit sets of holes 17 to match with 7 shape of look nut, the rotation in the valve deck 2
The look nut 7 moves up and down in the limit sets of holes 17 under the restriction effect of the limit sets of holes 17 when lid 5 rotates,
The outer cross section shape of adjusting nut 7 described in the present embodiment is hexagon, corresponding, and the cross sectional shape of the limit sets of holes 17 is also
For hexagon.
In the present embodiment, 3 outer cover of cup is equipped with shield 18, the upper end of the shield 18 and the valve body
1 is connected;The defining flange 19 of several outwardly convexs, the valve body 1 are arranged at intervals at the upper end-face edge of the shield 18
Lower end inside form annular and keep out the positive stop lug boss 21 in face 20 and several circumferentially spaced settings, adjacent positive stop lug boss 21 it
Between form corresponding with the defining flange 19 evacuation short slot 22, the positive stop lug boss 21 and the annular keep out shape between face 20
At the limiting groove 23 for being suitable for cooperating with the defining flange 19;The 18 upper end outside portion of shield is installed with lock 24 and is
The lock 24 provides the latch spring 25 of upward elastic force, and 24 upper ends of the lock have stopper section 27, the lock 24 and institute
The joining place for stating stopper section 27, which is equipped with, keeps out face 26, when the shield 18 is connect in place with the valve body 1, the defining flange
19 one-to-one correspondence are fastened in the limiting groove 23, and evacuation is protruded into the stopper section 27 under the action of latch spring 25
In short slot 22, while the face 26 of keeping out is against on the valve body 1, when installing shield 18, compresses the lock 24 downwards
And after being aligned the defining flange 19 one by one with evacuation short slot 22, shield will be made in the upper end insertion valve body 1 of shield 18
18 upper surface is against the annular and keeps out on face 20, and then rotating shield 18 makes positive stop lug boss 21 enter the limiting groove
In 23, and when the lock 24 is aligned with wherein one evacuation short slot 22, releasable catch 24, in the elastic force of the latch spring 25
The stopper section 27 is caught in evacuation short slot 22 under effect, while the face 26 of keeping out is against on the valve body 1, to complete anti-
The width of the installation of shield 18, the width of the stopper section 27 and the evacuation short slot 22 is adapted, due to the limit of stopper section 27
Position effect so that it is guaranteed that defining flange 19 and limiting groove 23 remain clamped condition, is torn open so that shield 18 is not able to rotate
When unloading shield 18, first lock 25 is compressed downwards so that the stopper section 27 is exited out of evacuation notch 22, then opposite direction
Shield 18 is rotated, shield 18 can be removed after the defining flange 19 is aligned one by one with evacuation short slot 22, using this
Structure in embodiment is convenient and efficient when mounting and dismounting shield 18 and operating, and has good practicability.
In the present embodiment, be equipped with installation sheet 28 outside 18 upper end of shield, the installation sheet 28 only lower end with it is described
Shield 18 is connected, and has the spliced eye 29 mating with 28 activity of installation sheet, the lock bullet on the lock 24
Spring 25 is mounted in the spliced eye 29, and the upper and lower ends of the latch spring 25 are against the lock 24 and the peace respectively
On the upper end of load 28, to be that the lock 25 provides upward elastic force by latch spring 26.
In the present embodiment, the strip-shaped hole extended along 24 movable directions of the lock is formed on the installation sheet 28
30, described latch is fixed with pin shaft 31 on 24, and the pin shaft 31 is threaded through in the strip-shaped hole 30, and the lock 24 moves up and down
Shi Suoshu pin shaft 31 moves in the strip-shaped hole 30, by pin shaft 31 and the strip-shaped hole 30 cooperation to can avoid lock 24
It is detached from from installation sheet 28, guarantees the installation effect of lock 24.
On screw press 6 described in the present embodiment the junction in the square shaft portion 13 and the threaded portion 61 form to
Boss 32 is kept off, the boss 32 of keeping out offsets to play position-limiting action to screw press 6 with the 2 top inner wall of valve deck.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.And these
Belong to the obvious changes or variations that connotation of the invention is extended out and still falls within protection scope of the present invention.
Claims (8)
1. a kind of pressure regulation filter, including valve body (1), valve deck (2), cup (3), regulation component and filter assemblies, the valve deck
(2) and the regulation component is mounted on the upper end of the valve body (1), and the cup (3) and the filter assemblies are mounted on described
The lower end of valve body (1);The filter assemblies are connect with the regulation component by valve rod (4), and the regulation component includes that can turn
The dynamic spiral cover (5) for being mounted on the valve deck (2) top, and the screw press (6), the look nut that are set in the valve deck (2)
(7) it is rotated with pressure spring (8), the threaded portion cooperation of the look nut (7) and the screw press (6), the spiral cover (5)
Shi Suoshu look nut (7) is limited by the valve deck (2) and can only be moved up and down without being able to rotate, the screw press (6)
Upper end stretches out the valve deck (2) and is connected with the spiral cover (5), which is characterized in that the upper end of the valve body (1) forms receiving
Hole (9), the receiving hole (9) is interior to be provided with piston (10) and provides the reset spring of upward elastic force for the piston (10)
(11), the elastic force of the reset spring (11) is less than the elastic force of the pressure spring (8), piston (10) outer wall and the appearance
It receives and is equipped with rubber seal (12) between hole (9) inner wall, the upper end of the pressure spring (8) is against on the look nut (7),
The lower end of the pressure spring (8) is pressed on the piston (10), and valve rod (4) upper end is against on the piston (10).
2. pressure regulation filter according to claim 1, which is characterized in that form annular on receiving hole (9) inner wall
Groove, the rubber seal (12) are embedded in the annular groove.
3. pressure regulation filter according to claim 1, which is characterized in that the upper end of the screw press (6) is equipped with square shaft
Portion (13), the valve deck (2) is internal to form the rectangular jack (14) mating with the square shaft portion (13), the square shaft portion
(13) mating with the rectangular jack (14).
4. pressure regulation filter according to claim 1, which is characterized in that circumferentially spaced setting on the inside of the spiral cover (5)
There are several buckles (15), the annular catching groove (16) with buckle (15) cooperation is formed on valve deck (2) outer wall.
5. pressure regulation filter according to claim 1, which is characterized in that have and the pressure regulation spiral shell in the valve deck (2)
The limit sets of holes (17) that female (7) shape matches, when the spiral cover (5) rotates under the restriction effect of limit sets of holes (17)
The look nut (7) moves up and down in the limit sets of holes (17).
6. pressure regulation filter according to any one of claim 1 to 5, which is characterized in that be arranged outside the cup (3)
Have shield (18), the upper end of the shield (18) is connected with the valve body (1);
The defining flange (19) of several outwardly convexs, the valve body are arranged at intervals at the upper end-face edge of the shield (18)
(1) positive stop lug boss (21) that annular keeps out face (20) and several circumferentially spaced settings, adjacent limit are formed inside lower end
Evacuation short slot (22) corresponding with the defining flange (19), the positive stop lug boss (21) and the ring are formed between boss (21)
Shape keeps out the limiting groove (23) for being formed between face (20) and being suitable for cooperating with the defining flange (19);
Shield (18) the upper end outside portion is installed with lock (24) and provides the lock of upward elastic force for the lock (24)
Spring (25), lock (24) upper end have stopper section (27), the joining place of lock (24) and the stopper section (27)
Equipped with the face of keeping out (26), when the shield (18) connect in place with the valve body (1), the defining flange (19) is corresponded
It is fastened in the limiting groove (23), the stopper section (27) extends to evacuation short slot under the action of the latch spring (25)
(22) in, while the face (26) of keeping out is against on the valve body (1).
7. pressure regulation filter according to claim 6, which is characterized in that be equipped with installation outside shield (18) upper end
Piece (28), only lower end is connected the installation sheet (28) with the shield (18), has and the installation on the lock (24)
The mating spliced eye (29) of piece (28) activity, the latch spring (25) are mounted in the spliced eye (29), and described
The upper and lower ends of latch spring (25) are against respectively on the upper end of the lock (24) and the installation sheet (28).
8. pressure regulation filter according to claim 7, which is characterized in that form on the installation sheet (28) along the lock
The extended strip-shaped hole (30) of (24) movable direction is detained, is fixed with pin shaft (31), the pin shaft on the lock (24)
(31) be threaded through in the strip-shaped hole (30), the lock (24) when moving up and down the pin shaft (31) in the strip-shaped hole (30)
Interior movement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810867304.6A CN108825836B (en) | 2018-07-21 | 2018-07-21 | Pressure regulating filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810867304.6A CN108825836B (en) | 2018-07-21 | 2018-07-21 | Pressure regulating filter |
Publications (2)
Publication Number | Publication Date |
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CN108825836A true CN108825836A (en) | 2018-11-16 |
CN108825836B CN108825836B (en) | 2024-01-12 |
Family
ID=64153424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810867304.6A Active CN108825836B (en) | 2018-07-21 | 2018-07-21 | Pressure regulating filter |
Country Status (1)
Country | Link |
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CN (1) | CN108825836B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112503646A (en) * | 2020-12-15 | 2021-03-16 | 马鞍山市博浪热能科技有限公司 | Protective buckle for air conditioner outdoor unit filter and preparation method and application thereof |
CN112503646B (en) * | 2020-12-15 | 2024-05-24 | 马鞍山市博浪热能科技有限公司 | Protective buckle for air conditioner outdoor unit filter and preparation method and application thereof |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN2881254Y (en) * | 2006-03-06 | 2007-03-21 | 黄银祥 | Filtering pressure regulating valve |
CN201744253U (en) * | 2010-06-19 | 2011-02-16 | 奉化市盛灵气动机电有限公司 | Pressure regulation type gas source purifier |
CN202149231U (en) * | 2011-07-27 | 2012-02-22 | 浙江百灵气动科技有限公司 | Filtering pressure reducing valve |
CN204201211U (en) * | 2014-11-04 | 2015-03-11 | 浙江百灵气动科技有限公司 | Filtering pressure reducing valve |
CN106641421A (en) * | 2016-11-08 | 2017-05-10 | 深圳市兰洋科技有限公司 | Code lock valve structure |
CN208750088U (en) * | 2018-07-21 | 2019-04-16 | 浙江厚德气动元件有限公司 | Pressure regulation filter |
-
2018
- 2018-07-21 CN CN201810867304.6A patent/CN108825836B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2881254Y (en) * | 2006-03-06 | 2007-03-21 | 黄银祥 | Filtering pressure regulating valve |
CN201744253U (en) * | 2010-06-19 | 2011-02-16 | 奉化市盛灵气动机电有限公司 | Pressure regulation type gas source purifier |
CN202149231U (en) * | 2011-07-27 | 2012-02-22 | 浙江百灵气动科技有限公司 | Filtering pressure reducing valve |
CN204201211U (en) * | 2014-11-04 | 2015-03-11 | 浙江百灵气动科技有限公司 | Filtering pressure reducing valve |
CN106641421A (en) * | 2016-11-08 | 2017-05-10 | 深圳市兰洋科技有限公司 | Code lock valve structure |
CN208750088U (en) * | 2018-07-21 | 2019-04-16 | 浙江厚德气动元件有限公司 | Pressure regulation filter |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112503646A (en) * | 2020-12-15 | 2021-03-16 | 马鞍山市博浪热能科技有限公司 | Protective buckle for air conditioner outdoor unit filter and preparation method and application thereof |
CN112503646B (en) * | 2020-12-15 | 2024-05-24 | 马鞍山市博浪热能科技有限公司 | Protective buckle for air conditioner outdoor unit filter and preparation method and application thereof |
Also Published As
Publication number | Publication date |
---|---|
CN108825836B (en) | 2024-01-12 |
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Denomination of invention: Pressure regulating filter Granted publication date: 20240112 Pledgee: Zhejiang Xianju Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG HOUDE PNEUMATIC COMPONENTS Co.,Ltd. Registration number: Y2024330000426 |