CN206081972U - Large -traffic pressure regulating precision filter - Google Patents
Large -traffic pressure regulating precision filter Download PDFInfo
- Publication number
- CN206081972U CN206081972U CN201621010275.4U CN201621010275U CN206081972U CN 206081972 U CN206081972 U CN 206081972U CN 201621010275 U CN201621010275 U CN 201621010275U CN 206081972 U CN206081972 U CN 206081972U
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- CN
- China
- Prior art keywords
- filter
- chock plug
- pressure regulation
- air deflector
- spring
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Abstract
The utility model discloses a large -traffic pressure regulating precision filter, personally experience sth. Part of the body including filter body and with the fixed filter cover of filter body lower extreme, filter body is last to be equipped with the import and to export, the internal filter core that is equipped with of filter cover, the outside top of filter core is equipped with the divertor of seal fit, and divertor and filter body sealing connection, divertor are equipped with the water conservancy diversion chamber, filter body in be equipped with with the inlet channel of import intercommunication, be equipped with the pressure regulating chock plug of break -make between control inlet channel and the water conservancy diversion chamber and the chock plug spring of messenger's pressure regulating chock plug return in the divertor. The utility model aims at providing an improve air mass flow's large -traffic pressure regulating precision filter.
Description
Technical field
The utility model belongs to art of filters, more particularly to a kind of big flow pressure regulation accurate filter.
Background technology
As industry is entered after automation and NC postprocessing system, compressed air has been increasingly becoming an important power
Source.Due to corrosivity solid granulates such as the in itself dust, iron filings and the incrustation that contain in air, air, can band after compressor
There is a certain amount of moisture, easily corrode high-accuracy plant equipment.Therefore, in order to avoid the impurity in air and moisture are flowed into certainly
Dynamicization equipment, causes equipment fault, technical staff often to arrange filter, so as to carry out to the impurity and moisture in air
Filter, obtains more pure compressed air.
Such as Chinese patent notification number：CN204159184U, discloses a kind of filter, more particularly to a kind of air-source treater
Pressure regulation filter.Its structure includes drainage cup, the drainage cup top connection processor body, described processor body front
Air inlet is set, and rear arranges gas outlet, and downwards connection is arranged at the decompression inside drainage cup to described processor body interior
Valve, the valve element of described pressure-reducing valve connects up the pressure regulating device for being arranged at the processor bodies top, described pressure regulator
Diaphragm is provided between structure and processor body.However, such filter, its pressure-reducing valve is arranged on inside filter core, this structure
Cause pressure-reducing valve inner cavity of component less, part is little with part fit clearance, cause throughput less, it is impossible to meet wanting for big flow
Ask.
Utility model content
The utility model is to overcome above-mentioned deficiency of the prior art, there is provided a kind of big stream of raising air mass flow
Amount pressure regulation accurate filter.
To achieve these goals, the utility model is employed the following technical solutions：
A kind of big flow pressure regulation accurate filter, including filter body and the filtration with the fixation of filter body lower end
Device cover body, the filter body is provided with inlet and outlet, and filter core, the outside of the filter core are provided with the filter hood body
Top is provided with the air deflector that sealing coordinates, and air deflector is tightly connected with filter body, and air deflector is provided with diversion cavity, described mistake
The inlet channel with inlet communication is provided with filter body, is provided with the air deflector between control inlet channel and diversion cavity and is led to
Disconnected pressure regulation chock plug and make the chock plug spring of pressure regulation chock plug return.
In prior art, air deflector is designed in filter core inner chamber, causes that body and air deflector inner chamber are little, and throughput is little；Pressure regulation
Chock plug is designed in air deflector inner chamber, causes gap between pressure regulation chock plug and air deflector too small；Pressure regulation chock plug overall structure is too small, its
Less with the sealing surface of body fits, throughput is little.In this programme, air deflector is arranged on outside filter core, improve air deflector and
Chamber body volume, while filter core is arranged on into air deflector lower section, improves the gap between air deflector and filter core, increases gas
Flow.Filter in this programme, on the basis of filter profile size is not changed, the flow of pressure regulation accurate filter is carried
It is high more than 5-7 times, meet for the demand of mass flow air.
Preferably, the air deflector middle part is provided with the chock plug seat of positioning pressure regulation chock plug, it is provided with described air deflector and encloses
Around some pod apertures that chock plug seat is evenly arranged, described pod apertures connect the pod apertures of diversion cavity and filter interior.So
Filter interior can be entered into by pod apertures through diversion cavity, so as to improve throughput.
Preferably, the chock plug seat middle part is provided with the chock plug groove being slidably matched with pressure regulation chock plug, the bottom of the chock plug groove
Portion is provided with the spring base of positioning chock plug spring bottom, and the spring housing of positioning chock plug spring top is provided with the pressure regulation chock plug.Plug
In headstock arrange chock plug groove, pressure regulation chock plug can the upper and lower sliding in chock plug groove, when air inlet, air pressure promotion pressure regulation chock plug move down,
So that connecting between inlet channel and diversion cavity, air can be entered into smoothly in diversion cavity, when air pressure is bigger, pressure regulation
The aperture of chock plug is also bigger, so as to realize voltage regulation function.When there is no air pressure, pressure regulation chock plug return under chock plug spring effect,
To close between inlet channel and diversion cavity.
Preferably, the bottom of the inlet channel is provided with downward opening, the edge at the top of the pressure regulation chock plug is provided with
Sealing ring, the opening is provided with the volcanic crater coordinated with sealing ring.So, the volcanic crater on opening is closely matched somebody with somebody with sealing ring
Close, so as to ensure the sealing between pressure regulation chock plug and inlet channel.
Preferably, the filter body bottom is provided with the locating surface coordinated with air deflector, the air deflector top sets
There is the sealing gasket that locating surface sealing coordinates, the outer ring at the top of the air deflector is provided with some air deflector ears, air deflector ear and mistake
Bolt connection between filter body.The air deflector ear that air deflector is protruded above, by bolt and body locking, body and air deflector
Directly coordinate, improve the cavity volume of pod apertures and body, while ensure that the gap between air deflector and pressure regulation chock plug is larger,
Be conducive to improving the flow between air deflector and pressure regulation chock plug.
Preferably, be provided with the filter body can vertical sliding adjustable column, the bottom of adjustable column acts on tune
Section chock plug, the filter body is provided with adjustment seat, be provided with adjustment seat diaphragm spring with adjustable column top contact and
The compression spring of diaphragm spring is acted on, the adjustment seat top is provided with the regulating bolt for adjusting compression spring active force.Adjust
Bolt is acted on and compression spring, and compression spring acts on the diaphragm spring of lower section, so as to change adjustable column for regulation chock plug
Active force, can be adjusted according to actual conditions so that it is more flexible to adjust chock plug movement, decrease regulation chock plug with originally
The surge of body.
Preferably, the bottom of the filter cover body is provided with drain valve seat and the draining that connects with drain valve seat connects
Head, described drain valve seat is provided with fixed draining valve body, and valve pocket, the valve pocket are formed between draining valve body and drain valve seat
Inside it is provided with drain plug.By draining valve body, the ponding of filter cover body bottom can be discharged from drainage joint.
Preferably, be provided with float in the filter hood body, be provided with the top of described draining valve body passage and
Actuating rod can be connected between the float and seal with the seal of vent seal, be set at the top of the draining valve body
There is the location hole that the one end to actuating rod coordinates.When ponding occurs in filter cover body bottom, float is made by ponding buoyancy
With and rise, move on one end of float impetus bar, the sealing function of depressurization body and passage, draining valve body is opened
So as to ponding be discharged, self-draining effect is realized.
The beneficial effects of the utility model are：Ensure filter body and air deflector inner chamber and the size of pressure regulation chock plug, carry
High throughput, meets for the requirement of big flow, installs also more convenient quick.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the partial enlarged drawing at the utility model air deflector；
Fig. 3 is the structural representation of air deflector in the utility model.
In figure：Adjustment seat 1, diaphragm spring 2, filter body 3 exports 3a, import 3b, inlet channel 3c, volcanic crater 3d,
Air deflector 4, chock plug seat 4a, spring base 4b, installing hole 4c, air deflector ear 4d, pod apertures 401, diversion cavity 402, chock plug groove 403,
Through hole 404, filter core 5, actuating rod 6, float 7, drain plug 8, drainage joint 9, drain valve seat 10, passage 10a, draining valve body
10b, seal 11, filter cover body 12, pressure regulation chock plug 13, spring housing 13a, adjustable column 14, compression spring 15, regulating bolt
16, sealing ring 17, sealing gasket 18, chock plug spring 19.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
Embodiment 1
In embodiment as shown in Figure 1, a kind of big flow pressure regulation accurate filter, including filter body 3 and with mistake
The filter cover body 12 that filter body lower end is fixed, filter body is provided with import 3b and outlet 3a, sets in filter body
There is the inlet channel 3c with inlet communication.Filter core 5 is provided with filter hood body, the outside top of filter core is provided with leading for sealing cooperation
Stream device 4, air deflector is tightly connected with filter body, and air deflector is provided with diversion cavity 402.Pressure regulation chock plug 13 is provided with air deflector,
Pressure regulation chock plug is used to control break-make between inlet channel and diversion cavity, and chock plug spring 19 is provided between air deflector and pressure regulation chock plug,
When without gas pressure in pressure regulation chock plug, chock plug spring promotes pressure regulation chock plug to close inlet channel.
Be provided with filter body can vertical sliding adjustable column 14, the bottom of adjustable column acts on regulation chock plug, filters
Device body is provided with adjustment seat 1, and the diaphragm spring 2 with adjustable column top contact is provided with adjustment seat and diaphragm spring is acted on
Compression spring 15, adjustment seat top be provided with adjust compression spring active force regulating bolt 16, adjustment seat top adjust spiral shell
Protective cover is additionally provided with outside bolt, regulating bolt is protected, and prevent extraneous dust from entering in adjustment seat.
The drainage joint 9 that the bottom of filter cover body is provided with drain valve seat 10 and connects with drain valve seat, drain valve seat
Fixed draining valve body 10b is provided with, valve pocket is formed between draining valve body and drain valve seat, drain plug 8 is provided with valve pocket.Cross
Float 7 is provided with filter cover body, be provided with the top of draining valve body passage 10a and can with the seal 11 of vent seal,
Actuating rod 6 is connected between float and seal, the location hole that the one end to actuating rod coordinates is provided with the top of draining valve body.
With reference to shown in Fig. 2, air deflector middle part is provided with the chock plug seat 4a of positioning pressure regulation chock plug, chock plug seat and air deflector outer wall it
Between be communicated with the pod apertures 401 of diversion cavity and filter interior.With reference to shown in Fig. 3, the pod apertures in the present embodiment have four,
Equiangularly arranged around chock plug seat outside, pod apertures are in kidney ellipsoid, to ensure larger throughput.Chock plug seat middle part is provided with chock plug
Groove 403, chock plug groove vertically arranges that pressure regulation chock plug is located in chock plug groove, is slidably matched between the two.The bottom of chock plug groove is provided with convex
The spring base 4b for rising, can position to chock plug spring bottom, and spring housing 13a is provided with pressure regulation chock plug, and spring housing can be to chock plug
Spring top is positioned.The bottom of inlet channel is provided with downward opening, and the edge at the top of pressure regulation chock plug is provided with sealing ring 17,
Opening is provided with the volcanic crater 3d coordinated with sealing ring.
As shown in figure 3, filter body bottom is provided with the locating surface coordinated with air deflector, air deflector top is provided with locating surface
The sealing gasket 18 that sealing coordinates, the outer ring at the top of air deflector is provided with air deflector ear 4d, is provided with four water conservancy diversion in the present embodiment altogether
Device ear, air deflector ear middle part is equipped with installing hole 4c, is bolted between air deflector ear and filter body.Air deflector is consolidated
After fixed, sealing gasket will be sealed between air deflector and filter body.
In actual moving process, the inlet and outlet of filter body is respectively connected in pipeline, and compressed air is from entering
Mouth is entered in the inlet channel of filter body.Gas pressure is in pressure regulation chock plug so that pressure regulation chock plug is moved down, chock plug spring quilt
Compression, pressure regulation chock plug opens the gap between inlet channel and diversion cavity.Compressed air, through pod apertures, is entered from diversion cavity
To inside filter core.Air is exited into in pipeline after filter element filtering from the outlet of filter body.Work as compressed air
Flow when increasing, gas pressure continues to decline in pressure regulation chock plug, and chock plug spring further compressed so that inlet channel and lead
Aperture between stream chamber becomes big；And work as air mass flow and become hour, the active force suffered by pressure regulation chock plug is reduced, and chock plug spring is promoted to be adjusted
Move on tamponade head so that the aperture between inlet channel and diversion cavity diminishes, so as to be adapted with compressed air require.
Claims (8)
1. a kind of big flow pressure regulation accurate filter, is characterized in that, including filter body（3）And and filter body（3）
The filter cover body that lower end is fixed（12）, the filter body（3）It is provided with import（3b）And outlet（3a）, the filter
Cover body（12）Inside it is provided with filter core（5）, the filter core（5）Outside top be provided with the air deflector that sealing coordinates（4）, air deflector（4）
With filter body（3）It is tightly connected, air deflector（4）It is provided with diversion cavity（402）, described filter body（3）Inside be provided with
Import（3b）The inlet channel of connection（3c）, the air deflector（4）Inside it is provided with control inlet channel（3c）And diversion cavity（402）It
Between break-make pressure regulation chock plug（13）And make pressure regulation chock plug（13）The chock plug spring of return（19）.
2. a kind of big flow pressure regulation accurate filter according to claim 1, is characterized in that, the air deflector（4）Middle part
It is provided with positioning pressure regulation chock plug（13）Chock plug seat（4a）, described air deflector（4）Inside it is provided with around chock plug seat（4a）It is evenly arranged
Some pod apertures（401）, described pod apertures（401）Connection diversion cavity（402）With the pod apertures of filter interior（401）.
3. a kind of big flow pressure regulation accurate filter according to claim 2, is characterized in that, the chock plug seat（4a）Middle part
It is provided with and pressure regulation chock plug（13）The chock plug groove being slidably matched（403）, the chock plug groove（403）Bottom be provided with positioning chock plug spring
（19）The spring base of bottom（4b）, the pressure regulation chock plug（13）Inside it is provided with positioning chock plug spring（19）The spring housing at top（13a）.
4. a kind of big flow pressure regulation accurate filter according to claim 1 or 2 or 3, is characterized in that, the inlet channel
（3c）Bottom be provided with downward opening, the pressure regulation chock plug（13）The edge at top is provided with sealing ring（17）, on the opening
It is provided with and sealing ring（17）The volcanic crater of cooperation（3d）.
5. a kind of big flow pressure regulation accurate filter according to claim 1 or 2 or 3, is characterized in that, the filter sheet
Body（3）Bottom is provided with and air deflector（4）The locating surface of cooperation, the air deflector（4）Top is provided with the close of locating surface sealing cooperation
Packing（18）, the air deflector（4）The outer ring at top is provided with some air deflector ears（4d）, air deflector ear（4d）With filter sheet
Body（3）Between bolt connection.
6. a kind of big flow pressure regulation accurate filter according to claim 1 or 2 or 3, is characterized in that, the filter sheet
Body（3）Inside be provided with can vertical sliding adjustable column（14）, adjustable column（14）Bottom act on regulation chock plug, the filter sheet
Body（3）It is provided with adjustment seat（1）, adjustment seat（1）Inside it is provided with and adjustable column（14）The diaphragm spring of top contact（2）And effect
In diaphragm spring（2）Compression spring（15）, the adjustment seat（1）Top is provided with regulation compression spring（15）The regulation of active force
Bolt（16）.
7. a kind of big flow pressure regulation accurate filter according to claim 1 or 2 or 3, is characterized in that, the filter hood
Body（12）Bottom be provided with drain valve seat（10）And and drain valve seat（10）The drainage joint of connection（9）, described draining valve
Seat（10）It is provided with fixed draining valve body（10b）, draining valve body（10b）And drain valve seat（10）Between form valve pocket, it is described
Drain plug is provided with valve pocket（8）.
8. a kind of big flow pressure regulation accurate filter according to claim 6, is characterized in that, the filter cover body（12）
Inside it is provided with float（7）, described draining valve body（10b）Top be provided with passage（10a）And can be with passage（10a）Sealing
Seal（11）, the float（7）And seal（11）Between be connected with actuating rod（6）, the draining valve body（10b）Top
Portion is provided with to actuating rod（6）One end coordinate location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621010275.4U CN206081972U (en) | 2016-08-31 | 2016-08-31 | Large -traffic pressure regulating precision filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621010275.4U CN206081972U (en) | 2016-08-31 | 2016-08-31 | Large -traffic pressure regulating precision filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206081972U true CN206081972U (en) | 2017-04-12 |
Family
ID=58477569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621010275.4U Active CN206081972U (en) | 2016-08-31 | 2016-08-31 | Large -traffic pressure regulating precision filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206081972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243212A (en) * | 2017-07-01 | 2017-10-13 | 宁波全盛世纪气动科技有限公司 | A kind of filter |
-
2016
- 2016-08-31 CN CN201621010275.4U patent/CN206081972U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243212A (en) * | 2017-07-01 | 2017-10-13 | 宁波全盛世纪气动科技有限公司 | A kind of filter |
| CN107243212B (en) * | 2017-07-01 | 2023-01-06 | 宁波全盛世纪气动科技有限公司 | Filter |
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