CN206168054U - Blowdown structure and leading filter of leading filter - Google Patents
Blowdown structure and leading filter of leading filter Download PDFInfo
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- CN206168054U CN206168054U CN201621171291.1U CN201621171291U CN206168054U CN 206168054 U CN206168054 U CN 206168054U CN 201621171291 U CN201621171291 U CN 201621171291U CN 206168054 U CN206168054 U CN 206168054U
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- knob
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- valve casing
- fore filter
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Abstract
The utility model relates to a blowdown structure and leading filter of leading filter, including the valve casing, locate the case in the valve casing and be used for driving the rotatory knob of movable valve element, still include circlip structure, the knob includes rotating part and knob assembly portion, knob assembly portion outside is equipped with ring groove, the tip of knob assembly portion is equipped with the pilot hole with case drive shaft adaptation, the valve casing is equipped with the valve casing assembly portion with knob assembly portion adaptation, and valve casing assembly portion side is equipped with the spacing groove, knob assembly portion, valve casing assembly portion and case drive shaft axial are connected to cooperation by circlip structure, spacing groove and ring groove is fixed, the case drive shaft can be rotated with the knob in step for the valve casing. The beneficial effects of the utility model are that: blowdown structural design is reasonable, and the case is with knob installation, dismantlement or change portably convenient to use, in addition, head structure reasonable in design, manometer installation, dismantlement or change are simple and convenient, convenient to use.
Description
Technical field
The utility model is related to the pollution discharge structure and fore filter of a kind of fore filter, belongs to drink water purifying technology
Field.
Background technology
Fore filter of the prior art includes：What the filter flask of head, upper end and head connection and filter flask lower end connected
Draining seal and the drainage ball valve being connected with draining seal, are provided with filtering network framework, outside filtering network framework in filter flask
Wall is arranged with screen pack.During use, water flows into the space between filter flask and screen pack from the water inlet of head, passes through
The center of filtering network framework is flowed into after filter screen filtration, the delivery port of head is then flow to by screen pack frame center.
Pre-filtering device of the prior art, valve element and the knob of Blowoff ball valve are spirally connected, knob as consumable accessory, it is necessary to
It is irregular to change, but the instrument cooperation, it is necessary to specialty is installed, dismantles and changed to the knob of the blowoff valve of prior art, and operation is not
It is convenient.
Utility model content
One of the purpose of this utility model is to solve the deficiencies in the prior art, there is provided a kind of blowdown knot of fore filter
Structure, the pollution discharge structure is reasonable in design, and valve element is installed with knob, dismounting or replacing are easy, easy to use.
The two of the purpose of this utility model are to provide a kind of prefilter containing above-mentioned fore filter pollution discharge structure
Device.The fore filter is rational in infrastructure, and it is convenient to be equipped between each part.
The utility model solves the technical scheme that its technical problem used：
The pollution discharge structure of fore filter, including valve casing, the valve element in valve casing and the rotation for driving Spool rotating
Button, also including clip spring structure,
Knob includes rotating part and knob department of assembly, and annular slot, the end of knob department of assembly are provided with outside knob department of assembly
Portion is provided with the pilot hole being adapted to valve element drive shaft；
Valve casing is provided with the valve casing department of assembly being adapted to knob department of assembly, and valve casing department of assembly side is provided with stopper slot；
Knob department of assembly, valve casing department of assembly and valve element drive shaft are axially connected, and by clip spring structure, stopper slot and annular snap
The cooperation of groove is fixed；
Valve element drive shaft can be relative to valve casing synchronous axial system with knob.
The utility model reasonable in design, clip spring structure prevents knob from coming off, it is necessary to when dismantling, extract jump ring, outward
Pull-turn button.
Preferably, spacing convex body is additionally provided with the valve casing department of assembly, knob department of assembly is circumferentially provided with limited mouth, passes through
The cooperation of spacing convex body and limited mouth, for the anglec of rotation of control handle.
Preferably, the width of limited mouth accounts for a quarter of knob department of assembly circumference, for the anglec of rotation of control handle
It is 90 °.
Preferably, the pilot hole is mounting hole or shape changeable hole.
Preferably, the knob by rigid plastics one in injection moulding.
A kind of fore filter, including head and head connection filter flask and filter flask connection draining seal and with row
The pollution discharge structure of watertight seal connection, is provided with filtering network framework in filter flask, the outer wall for filtering network framework is arranged with screen pack, institute
It is foregoing the utility model pollution discharge structure to state pollution discharge structure.
Preferably, the head includes head body, pressure gauge and clip spring structure, and head body top is provided with pressure gauge dress
With seat, axially from interior toward circular seal groove and polygon locating slot is externally provided with, seal groove side is provided with the pressure gauge assembling stand
The stopper slot of insertion, pressure gauge includes the first department of assembly and the second department of assembly, and the first department of assembly is adapted to circular seal groove, second
Department of assembly is adapted to locating slot, and the first department of assembly is additionally provided with draw-in groove, by the cooperation of clip spring structure, stopper slot and draw-in groove, head
Body and pressure gauge clamping and fixation.
Handpiece structure of the present utility model is reasonable in design, and pressure gauge is installed, dismounting or replacing are easy, easy to use；It is circular
Seal groove is adapted to the first department of assembly, realizes the effect of sealing, and the second department of assembly is adapted to locating slot, realizes the effect of positioning,
By the cooperation of clip spring structure, stopper slot and draw-in groove, the effect that blowdown body is fixed with pressure gauge is realized, will not surprisingly come off,
Installation reliability is good；When dismounting or replacing, clip spring structure is extracted, you can easily disassemble very much pressure gauge.
Preferably, more than the depth of locating slot, the first department of assembly is provided with least one sealing ring to the depth of seal groove.Positioning
Groove is simply by the presence of that can position, and the depth of seal groove is deeper, and sealing effectiveness is better.
Preferably, the cross section of locating slot is in quadrangle, pentagon or hexagon.The shape of locating slot preferably is selected from four sides
Any one in shape, pentagon or hexagon, on the one hand positions reliable, and processing in addition is also convenient for.
The beneficial effects of the utility model are：Pollution discharge structure is reasonable in design, and valve element is installed with knob, dismounting or replacing are simple
Just, it is easy to use；In addition, handpiece structure is reasonable in design, pressure gauge is installed, dismounting or replacing are easy, easy to use.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the pollution discharge structure of the fore filter of embodiment 1；
Fig. 2 is the structural representation of the fore filter of embodiment 2；
Fig. 3 is the schematic diagram of the handpiece structure of the fore filter of Fig. 2.
In figure：1st, valve casing, 11, valve casing department of assembly, 12, stopper slot, 2, knob, 21, rotating part, 22, knob department of assembly,
3rd, head body, 31, seal groove, 32, locating slot, 33, stopper slot, 4, pressure gauge, the 41, first department of assembly, the 42, second assembling
Portion, 43, sealing ring, 5, clip spring structure, 6, draw-in groove.
Specific embodiment
Embodiment 1：
The pollution discharge structure of fore filter as described in Figure 1, including valve casing 1, the valve element in valve casing 1 and for driving
The knob 2 of Spool rotating, also including clip spring structure 5,
Knob 2 includes rotating part 21 and knob department of assembly 22, and annular slot 6, knob dress are provided with outside knob department of assembly 22
End with portion 22 is provided with the pilot hole being adapted to valve element drive shaft；
Valve casing 1 is provided with the valve casing department of assembly 11 being adapted to knob department of assembly 22, and the side of valve casing department of assembly 11 is provided with stopper slot
12；
Knob department of assembly 22, valve casing department of assembly 11 and valve element drive shaft are axially connected, and by clip spring structure 5, stopper slot 12
Cooperation with annular slot 6 is fixed；
Valve element drive shaft can be relative to the synchronous axial system of valve casing 1 with knob 2；
In above-mentioned technical proposal, clip spring structure 5 prevents knob 2 from coming off, it is necessary to when dismantling, extract clip spring structure 5, pulls outward
Knob 2.
In the present embodiment, the pilot hole is mounting hole or shape changeable hole, and the knob is by rigid plastics one in injection
Shaping.
Spacing convex body, knob department of assembly 22 are additionally provided with order to further optimize in such scheme, the valve casing department of assembly 11
Limited mouth is circumferentially provided with, by the cooperation of spacing convex body and limited mouth, for the anglec of rotation of control handle 2.
In order to further optimize such scheme, the width of limited mouth accounts for a quarter of the circumference of knob department of assembly 22, is used for
The anglec of rotation of control handle 2 is 90 °, that is, rotate forward 90 °, realizes the unlatching of valve element；90 ° of reversion, realizes the closing of valve element.
Embodiment 2：
As shown in Fig. 2 a kind of fore filter, including the draining of the filter flask and filter flask connection of head and head connection is close
Sealing and the pollution discharge structure being connected with draining seal, are provided with filtering network framework in filter flask, the outer wall for filtering network framework is arranged
There is screen pack, the pollution discharge structure is the pollution discharge structure of embodiment 1.
As shown in figure 3, the handpiece structure includes head body 3 and pressure gauge 4, also including clip spring structure 5, blowdown body 3
Top is provided with pressure gauge assembling stand, and the pressure gauge assembling stand is axially from interior toward being externally provided with circular seal groove 31 and quadrangle positioning
Groove 32, the side of seal groove 31 is provided with the stopper slot 33 of insertion（Insertion means that clip spring structure 5 can pass through seal groove via stopper slot 33
31）, pressure gauge 4 includes the first department of assembly 41 and the second department of assembly 42, and the first department of assembly 41 is adapted to circular seal groove 31, second
Department of assembly 42 is adapted to locating slot 32, and the first department of assembly 31 is additionally provided with draw-in groove 6, by clip spring structure 5, stopper slot 33 and draw-in groove 6
Cooperation, blowdown body 3 and the clamping of pressure gauge 4 and fixation.
In handpiece structure of the present utility model, circular seal groove 31 is adapted to the first department of assembly 41, realizes the effect of sealing,
Second department of assembly 42 is adapted to locating slot 32, the effect of positioning is realized, by matching somebody with somebody for clip spring structure 5, stopper slot 33 and draw-in groove 6
Close, realize the effect that head body 3 is fixed with pressure gauge 4, will not surprisingly come off, installation reliability is good；When dismounting or replacing, pull out
Go out clip spring structure 5, you can easily disassemble very much pressure gauge 4.
In order to further optimize such scheme, the depth of the depth more than locating slot 32 of seal groove 31, the first department of assembly 41
It is provided with least one sealing ring 43.In the case where pressure gauge assembling stand size is fixed, the depth of seal groove 31 is deep as far as possible,
Because locating slot 32 can be positioned simply by the presence of appropriate size, the depth of seal groove 31 is deeper, and sealing effectiveness is better, plus
Upper sealing ring 43, further consolidates sealing effectiveness.
In the technical solution of the utility model, the cross section of locating slot 32 can be various shapes, such as quadrangle, pentagon
Or hexagon, the present embodiment specifically uses quadrangle, easy to process, while locating effect also can guarantee that.
Embodiment described above is a kind of preferably scheme of the present utility model, not makees any to the utility model
Formal limitation, also has other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (9)
1. the pollution discharge structure of fore filter, including valve casing, the valve element in valve casing and the knob for driving Spool rotating,
It is characterized in that：Also include clip spring structure,
Knob includes rotating part and knob department of assembly, and annular slot is provided with outside knob department of assembly, and the end of knob department of assembly sets
There is the pilot hole being adapted to valve element drive shaft；
Valve casing is provided with the valve casing department of assembly being adapted to knob department of assembly, and valve casing department of assembly side is provided with stopper slot；
Knob department of assembly, valve casing department of assembly and valve element drive shaft are axially connected, and by clip spring structure, stopper slot and annular slot
Cooperation is fixed；
Valve element drive shaft can be relative to valve casing synchronous axial system with knob.
2. the pollution discharge structure of fore filter according to claim 1, it is characterised in that：Also set in the valve casing department of assembly
Limited location convex body, knob department of assembly is circumferentially provided with limited mouth, by the cooperation of spacing convex body and limited mouth, for control handle
The anglec of rotation.
3. the pollution discharge structure of fore filter according to claim 2, it is characterised in that：The width of limited mouth accounts for knob dress
A quarter with portion's circumference, the anglec of rotation for control handle is 90 °.
4. the pollution discharge structure of fore filter according to claim 1, it is characterised in that：The pilot hole be mounting hole or
Polygonal hole.
5. the pollution discharge structure of fore filter according to claim 1, it is characterised in that：The knob is by rigid plastics one
Body injection moulding.
6. draining seal and sealed with draining that fore filter, including head and the filter flask and filter flask of head connection are connected
The pollution discharge structure of part connection, is provided with filtering network framework in filter flask, the outer wall for filtering network framework is arranged with screen pack, and its feature exists
In：The pollution discharge structure is the pollution discharge structure of the fore filter described in claims 1 to 3 any one.
7. fore filter according to claim 6, it is characterised in that：The head include head body, pressure gauge and
Clip spring structure, head body top is provided with pressure gauge assembling stand, and the pressure gauge assembling stand is axially from interior circular close toward being externally provided with
Sealing groove and polygon locating slot, seal groove side are provided with the stopper slot of insertion, and pressure gauge includes the first department of assembly and the second assembling
Portion, the first department of assembly is adapted to circular seal groove, and the second department of assembly is adapted to locating slot, and the first department of assembly is additionally provided with draw-in groove, leads to
Cross the cooperation of clip spring structure, stopper slot and draw-in groove, head body and pressure gauge clamping and fix.
8. fore filter according to claim 7, it is characterised in that：The depth of seal groove is more than the depth of locating slot,
First department of assembly is provided with least one sealing ring.
9. the handpiece structure of fore filter according to claim 7, it is characterised in that：The cross section of locating slot is in four sides
Shape, pentagon or hexagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621171291.1U CN206168054U (en) | 2016-10-26 | 2016-10-26 | Blowdown structure and leading filter of leading filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621171291.1U CN206168054U (en) | 2016-10-26 | 2016-10-26 | Blowdown structure and leading filter of leading filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206168054U true CN206168054U (en) | 2017-05-17 |
Family
ID=58681038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621171291.1U Active CN206168054U (en) | 2016-10-26 | 2016-10-26 | Blowdown structure and leading filter of leading filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206168054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606303A (en) * | 2017-09-11 | 2018-01-19 | 厦门建霖健康家居股份有限公司 | A kind of filter of water intaking valve quickly unpicks and washes mechanism |
-
2016
- 2016-10-26 CN CN201621171291.1U patent/CN206168054U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606303A (en) * | 2017-09-11 | 2018-01-19 | 厦门建霖健康家居股份有限公司 | A kind of filter of water intaking valve quickly unpicks and washes mechanism |
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