CN207297961U - A kind of spool of two-bit triplet guiding valve - Google Patents
A kind of spool of two-bit triplet guiding valve Download PDFInfo
- Publication number
- CN207297961U CN207297961U CN201721352672.4U CN201721352672U CN207297961U CN 207297961 U CN207297961 U CN 207297961U CN 201721352672 U CN201721352672 U CN 201721352672U CN 207297961 U CN207297961 U CN 207297961U
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- China
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- journal
- spool
- insert body
- guiding valve
- bit triplet
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Abstract
The utility model proposes a kind of spool of two-bit triplet guiding valve, including：Insert body；First upper journal and the second upper journal, first upper journal and second upper journal are each provided on the upper surface of the insert body and are spaced a predetermined distance；First down journal and the second down journal, first down journal and second down journal are each provided on the upper surface of the insert body, wherein, first down journal and first upper journal are symmetrical above and below, and second down journal and first upper journal are symmetrical above and below.The spool of two-bit triplet guiding valve according to the present utility model, reliable effect.
Description
Technical field
It the utility model is related to a kind of spool of two-bit triplet guiding valve.
Background technology
Pneumatic diaphragm pump using compressed air as power, compressed air enter diaphragm pump hyperbaric chamber after, by gas circuit respectively into
Entering in two symmetrical working chambers, working chamber side is respectively equipped with a piece of elastic diaphragm, and two panels membrane is linked into an integrated entity by pitman shaft,
Compressed air promotes unilateral membrane to drive membrane and connecting rod shaft assembly to do reciprocating motion in the same direction.In the process, movement is changed
To reliability then become key.
As shown in Figure 1, the spool of existing guiding valve, spool both sides carry semi arch engaging lug, and both sides engaging lug blocks respectively
An assist rod is covered, assist rod is stretched into the working chamber of the left and right sides with sealing ring.When normal pressure is in working chamber, inner splint fortune
Move close to assist rod can be extruded during extreme position, force spool to change position.Since existing spool both sides journal stirrup is semi arch
Shape, upper end closed, connects assist rod.In the handoff procedure of position, inner splint can give assist rod larger impact force, the impact
It is transferred to through assist rod on spool or so journal stirrup, and it is uneven due to impacting, easily cause guiding valve to loosen, come off or journal stirrup breaks
Split, cause guiding valve to fail.Also, since its is complicated, production process there are certain requirements mould, cause cost higher and after
It is continuous also to need to be machined out, restrict production efficiency.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.
For this reason, a purpose of the utility model is a kind of spool for the two-bit triplet guiding valve for proposing reliable effect.
The spool of two-bit triplet guiding valve according to the present utility model, including：
Insert body；
First upper journal and the second upper journal, first upper journal and second upper journal are each provided at the spool sheet
On the upper surface of body and it is spaced a predetermined distance；
First down journal and the second down journal, first down journal and second down journal are each provided at the spool sheet
On the upper surface of body, wherein, first down journal and first upper journal are symmetrical above and below, second down journal with it is described
First upper journal is symmetrical above and below.
Advantageously, first upper journal and second upper journal are configured to L-shaped, and first upper journal erects
The lower end of straight limb is connected with the upper surface of the insert body, the lower end of the vertical limb of second upper journal and the spool sheet
The upper surface of body is connected, the free end of the horizontal limb of first upper journal and the free end of the horizontal limb of second upper journal
Relatively and it is spaced a predetermined distance；First down journal and second down journal are configured to L-shaped, first down journal
The upper end of vertical limb be connected with the upper surface of the insert body, upper end and the valve of the vertical limb of second down journal
The lower surface of core body is connected, the horizontal limb of the free end of the horizontal limb of first down journal and second down journal from
By holding opposite and being spaced a predetermined distance.
Advantageously, the insert body, first upper journal, second upper journal, first down journal and institute
The second down journal is stated to be integrally formed.
Advantageously, the insert body, first upper journal, second upper journal, first down journal and institute
State the second down journal integrally casting shaping.
Advantageously, the insert body, first upper journal, second upper journal, first down journal and institute
State the second down journal and use self-lubricating material.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly by from following description
In become obvious, or recognized by the practice of the utility model.
Brief description of the drawings
Fig. 1 is the schematic diagram of the spool of existing two-bit triplet guiding valve；
Fig. 2 is the schematic diagram of the spool of two-bit triplet guiding valve according to the present utility model.
Embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
Below with reference to the accompanying drawings it is described in detail the spool of two-bit triplet guiding valve according to the present utility model.
As shown in Fig. 2, according to the spool of the two-bit triplet guiding valve of the utility model embodiment, including：Insert body 100,
First upper journal 210, the second upper journal 220, the first down journal 310, second lower, 320.
Specifically, the first upper journal 210 and the second upper journal 220 be each provided on the upper surface of insert body 100 and
Every preset distance.
First down journal 310 and the second down journal 320 are each provided on the upper surface of insert body 100, wherein, first lower
Ear 310 and the first upper journal 210 are symmetrical above and below, and the second down journal 320 and the first upper journal 220 are symmetrical above and below.
More specifically, the first upper journal 210 and the second upper journal 220 are configured to L-shaped, the first upper journal 210 erects
The lower end of straight limb is connected with the upper surface of insert body 100, lower end and the insert body 100 of the vertical limb of the second upper journal 220
Upper surface be connected, the free end of the horizontal limb of the first upper journal 210 is opposite with the free end of the horizontal limb of the second upper journal 220
And it is spaced a predetermined distance.That is, as shown in Fig. 2, insert body 100, the first upper journal 210 and the second upper journal 220 3
Person limits the space of an inverted T-shape.
First down journal 310 and the second down journal 320 are configured to L-shaped, the upper end of the vertical limb of the first down journal 310
It is connected with the upper surface of insert body 100, the upper end of the vertical limb of the second down journal 320 and the lower surface phase of insert body 100
Even, the free end of the horizontal limb of the first down journal 310 is opposite with the free end of the horizontal limb of the second down journal 320 and interval is predetermined
Distance.That is, as shown in Fig. 2, insert body 100, the first down journal 310 and 320 three of the second down journal limit one
A T-shaped space.
An example according to the present utility model, insert body 100, the first upper journal 210, the second upper journal 220, first
310 and second down journal 320 of down journal is integrally formed.For example, insert body 100, the first upper journal 210, the second upper journal
220th, 320 integrally casting shaping of the first down journal 310 and the second down journal.Advantageously, insert body 100, the first upper journal
210th, the second upper journal 220, the first down journal 310 and the second down journal 320 use self-lubricating material.
It is understood that the matched assist rod of spool with the two-bit triplet guiding valve according to the utility model embodiment
Above have matched with the first upper journal 210 and the second upper journal 220 (or the first down journal 310 and second down journal 320)
Sliding slot, so as to can be slided according to the spool of the two-bit triplet guiding valve of the utility model embodiment.
According to the spool of the two-bit triplet guiding valve of the utility model embodiment, both sides journal stirrup is simple, is not required to after mould molding
Processing, and journal stirrup junction will not loosen, come off or journal stirrup cracking etc..Sliding valve structure reliable effect, avoids guiding valve loose or dislocation,
Diaphragm pump is set to run well.Spool uses self-lubricating material, during lasting sliding friction, play the effect of sealing gas
Fruit.
In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or more, remove
It is non-separately to have clearly specific limit.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
Combine in an appropriate manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this area
Technical staff can by the different embodiments or example described in this specification and different embodiments or exemplary feature into
Row combines and combination.
Although the embodiment of the utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to the limitation to the utility model is interpreted as, those of ordinary skill in the art are in the scope of the utility model
It is interior above-described embodiment to be changed, is changed, is replaced and modification, each fall within the scope of protection of the utility model.
Claims (5)
- A kind of 1. spool of two-bit triplet guiding valve, it is characterised in that including：Insert body；First upper journal and the second upper journal, first upper journal and second upper journal are each provided at the insert body On upper surface and it is spaced a predetermined distance；First down journal and the second down journal, first down journal and second down journal are each provided at the insert body On upper surface, wherein, first down journal and first upper journal are symmetrical above and below, second down journal and described first Upper journal is symmetrical above and below.
- 2. the spool of two-bit triplet guiding valve according to claim 1, it is characterised in that first upper journal and described Two upper journals are configured to L-shaped, and the lower end of the vertical limb of first upper journal is connected with the upper surface of the insert body, The lower end of the vertical limb of second upper journal is connected with the upper surface of the insert body, the horizontal limb of first upper journal Free end it is opposite with the free end of the horizontal limb of second upper journal and be spaced a predetermined distance；First down journal and institute State the second down journal and be configured to L-shaped, the upper end of the vertical limb of first down journal and the upper surface of the insert body It is connected, the upper end of the vertical limb of second down journal is connected with the lower surface of the insert body, first down journal The free end of horizontal limb is opposite with the free end of the horizontal limb of second down journal and is spaced a predetermined distance.
- 3. the spool of two-bit triplet guiding valve according to claim 1, it is characterised in that the insert body, described first Upper journal, second upper journal, first down journal and second down journal are integrally formed.
- 4. the spool of two-bit triplet guiding valve according to claim 3, it is characterised in that the insert body, described first Upper journal, second upper journal, first down journal and the second down journal integrally casting shaping.
- 5. the spool of the two-bit triplet guiding valve according to any one of claim 1-4, it is characterised in that the spool sheet Body, first upper journal, second upper journal, first down journal and second down journal use self-lubricating material Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721352672.4U CN207297961U (en) | 2017-10-19 | 2017-10-19 | A kind of spool of two-bit triplet guiding valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721352672.4U CN207297961U (en) | 2017-10-19 | 2017-10-19 | A kind of spool of two-bit triplet guiding valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207297961U true CN207297961U (en) | 2018-05-01 |
Family
ID=62272181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721352672.4U Active CN207297961U (en) | 2017-10-19 | 2017-10-19 | A kind of spool of two-bit triplet guiding valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207297961U (en) |
-
2017
- 2017-10-19 CN CN201721352672.4U patent/CN207297961U/en active Active
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