CN208859042U - A kind of spool - Google Patents
A kind of spool Download PDFInfo
- Publication number
- CN208859042U CN208859042U CN201821539511.0U CN201821539511U CN208859042U CN 208859042 U CN208859042 U CN 208859042U CN 201821539511 U CN201821539511 U CN 201821539511U CN 208859042 U CN208859042 U CN 208859042U
- Authority
- CN
- China
- Prior art keywords
- bucket
- magnetic patch
- water inlet
- shell
- inlet pipe
- 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.)
- Expired - Fee Related
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- Valve Housings (AREA)
Abstract
The utility model provides a kind of spool, belongs to valve technology field.It solves the problems, such as that existing valve working stability is good.This spool includes barrel cover, case top is axially penetrated through along shell equipped with connecting hole, housing bottom is in open-like shape, installation bucket and sliding bucket are equipped in staving vertically, end cap under bucket is slided to install outside bucket, bucket lower end is installed to be connected by connecting rod and shell, it slides on bucket roof integrally formed with straight tube-like water inlet pipe, water inlet pipe upper end passes through connecting hole, through equipped with strip water inlet on water inlet pipe side wall, water inlet length is axially extending along shell, magnetic patch one and magnetic patch two are respectively fixed in installation bucket and sliding bucket, two position face of magnetic patch one and magnetic patch, magnetic patch one is identical with two adjacent both ends magnetic pole of magnetic patch, it reclines on sliding bucket roof and is fixed with Gask-O-Seal, Gask-O-Seal roof can offset to form sealing with shell inner roof wall.This spool has the advantages that the operation is stable.
Description
Technical field
The utility model belongs to valve technology field, is related to a kind of spool.
Background technique
Spool be valve body realized by its movement direction controlling, pressure control or flow control basic function valve
Part.
A kind of existing spool spool as disclosed in chinese patent library [application number: 201420561476.8], including spool
Ontology and be cylindrical in shape and it is internal be cavity shell, the inner end of the insert body is located in shell and outer end stretching shell top
Portion, the outer casing bottom inside thread are connected with pressure cap, and pedestal is additionally provided in shell, the base abutment on pressure cap,
And water outlet is formed between above-mentioned pedestal and pressure cap, the insert body side has perforative opening, and be open with it is outer
Water inlet is formed between at the top of shell, the insert body inner end is fixed with magnetic patch one, is fixed on the pedestal and magnetic patch
The magnetic patch two that one position faces, and the insert body and bottom that magnetic patch one is identical, described with the magnetic pole at the two adjacent both ends of magnetic patch
There is the guiding mechanism for making insert body move up and down relative to pedestal between seat.
Above-mentioned spool has a problem that: magnetic patch one and magnetic patch two are completely exposed in water, in actual use, in water
Impurity be easier to be adsorbed on magnetic patch one, hinder two magnetic patch between magnetic field transmitting, to influence the job stability of spool.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of valve of the operation is stable
Core.
The purpose of this utility model can be realized by the following technical scheme: a kind of spool, the shell including being in tubbiness, shell
The top of body is axially penetrated through along shell equipped with connecting hole, and the bottom of shell is in open-like shape, which is characterized in that the staving
Interior vertical be equipped with installs bucket and sliding bucket, and the top and bottom for installing bucket are in open-like shape and closed respectively, slide the top of bucket
Respectively it is in closed and open-like shape with bottom, slides the lower end cap of bucket outside installation bucket, the lower end of the installation bucket passes through company
Bar is fixedly connected with shell, integrally formed with the water inlet pipe for being in straight tube-like on the roof of the described sliding bucket, and the upper end of water inlet pipe
Across connecting hole, runs through on the side wall of the water inlet pipe and be equipped with water inlet in long strip, and the length of water inlet is along shell
It is axially extending；The installation bucket and sliding bucket is made of non-magnetic material, is respectively fixed in installation bucket and sliding bucket
Magnetic patch one and magnetic patch two, magnetic patch one and two position face of magnetic patch are simultaneously distributed along the axial direction of shell, and magnetic patch one and magnetic patch two are adjacent
Both ends magnetic pole it is identical, recline on the roof of the sliding bucket and be fixed with Gask-O-Seal, Gask-O-Seal is set in
Outside water inlet pipe, and the roof of Gask-O-Seal can offset to form sealing with shell inner roof wall.
The working principle of this spool is as follows: when original state, due to magnetic patch one and two position of magnetic patch faces and magnetic pole phase
Together, make to generate repulsive force between magnetic patch one and magnetic patch two, along with the sealing ring for being set to sliding bucket roof, spool is made to be in complete
Closed state；When this spool works, meet following formula: the active area+F4 of (P1-P2) * Ф 1+F5 and P3*P3, wherein P1
For water inlet pressure, P2 is enclosure interior pressure, and Ф 1 is the active area of P1, and F4 is the repulsive force of magnetic patch a pair of magnetic patch two, P3
For the pressure of water outlet, F5 is repulsive force of the magnetic patch two to magnetic patch one, and when the former power is greater than the latter, water inlet pipe is moved down, flow
Increase；When the former power is less than the latter, water inlet pipe is moved up, and flow is reduced.
Under the cooperation of sliding bucket and installation bucket, effectively magnetic patch and water can be separated, to effectively avoid the impurity in water
Being adsorbed on magnetic patch influences magnetic patch work, then improves the job stability of this spool.
In above-mentioned spool, the connecting hole is circular hole, and the water inlet pipe is cylindrical, and the outside of water inlet pipe
The hole wall of wall and connecting hole mutually reclines.Using above-mentioned design, preferable guiding role, Lai Jinyi are played to the movement of sliding bucket
Step improves the job stability of spool.
In above-mentioned spool, there are annular gap between the inner sidewall of the described sliding bucket and the lateral wall for installing bucket,
And the width of annular gap is 0.3mm~0.8mm.Slide between bucket and installation bucket there are lesser gap, ensuring water and
It while magnetic patch is effectively spaced apart, and can avoid generating friction between sliding bucket and installation bucket, keep spool easier to control.
In above-mentioned spool, the connecting rod be in vertical bar shape, and the both ends of connecting rod respectively with installation bucket outer wall and shell
The inner wall of body is connected, and at least two, the connecting rod is simultaneously uniformly distributed along the circumferential direction of installation bucket, and is formed out between adjacent two connecting rod
The mouth of a river.
In above-mentioned spool, the both ends of the connecting rod are connected with installation bucket and shell by welding.
In above-mentioned spool, the bottom wall of the described installation bucket is equipped with and the matched card slot one of magnetic patch one, and magnetic patch one
Lower end insert in the card slot one, slide bucket roof be equipped with the matched card slot two of magnetic patch two, and the upper end of magnetic patch two is inserted
In card slot two.
In above-mentioned spool, the non-magnetic material is brass material or plastic material.
Compared with prior art, this spool has the advantage that
1, under the cooperation of sliding bucket and installation bucket, effectively magnetic patch and water can be separated, to effectively avoid miscellaneous in water
Matter, which is adsorbed on magnetic patch, influences magnetic patch work, then improves the job stability of this spool.
2, there are lesser gaps between sliding bucket and installation bucket, while ensuring for water and magnetic patch to be effectively spaced apart, again
It can avoid generating friction between sliding bucket and installation bucket, keep spool easier to control.
Detailed description of the invention
Fig. 1 is the schematic perspective view of this spool.
Fig. 2 is the schematic cross-sectional view of this spool.
In figure, 1, shell；2, bucket is installed；3, bucket is slided；3a, water inlet pipe；3b, water inlet；4, connecting rod；5, water outlet；6,
Annular gap；7, magnetic patch one；8, magnetic patch two；9, Gask-O-Seal.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As depicted in figs. 1 and 2, this spool includes the shell 1 in tubbiness, along the axial direction of shell 1 at the top center of shell 1
Through be equipped with connecting hole, and the bottom of shell 1 be in open-like shape.It is preferred that connecting hole is circular hole.
Specifically, installation bucket 2 and sliding bucket 3 are equipped in staving vertically, and bucket 2 and sliding bucket 3 are installed by non magnetic
Material is made.Non-magnetic material can be brass material or plastic material, and in the present embodiment, non-magnetic material is plastics material
Material.
Wherein, as shown in Fig. 2, the top and bottom of installation bucket 2 are in open-like shape and closed respectively, the top of bucket 3 is slided
Respectively it is in closed and open-like shape with bottom, and slides the lower end cap of bucket 3 outside installation bucket 2.The lower end of installation bucket 2 passes through connecting rod
4 are fixedly connected with shell 1, in the present embodiment, connecting rod 4 be in vertical bar shape, and the both ends of connecting rod 4 respectively with installation bucket 2 outer wall and
The inner wall of shell 1 is connected.At least two, connecting rod 4 is simultaneously uniformly distributed along the circumferential direction of installation bucket 2, and is formed out between adjacent two connecting rod 4
The mouth of a river 5.It is preferred that the quantity of connecting rod 4 is 3, and the both ends of connecting rod 4 are connected with installation bucket 2 and shell 1 by welding.
It further illustrates, there are annular gaps 6 between the inner sidewall of sliding bucket 3 and the lateral wall for installing bucket 2, and between annular
The width of gap 6 is 0.3mm~0.8mm.It is preferred that the width of above-mentioned annular gap 6 is 0.5mm.
As depicted in figs. 1 and 2, it slides on the roof of bucket 3 integrally formed with the water inlet pipe 3a for being in straight tube-like, and water inlet pipe 3a
Upper end pass through connecting hole.It is preferred that water inlet pipe 3a is cylindrical, and the lateral wall of water inlet pipe 3a and the hole wall of connecting hole mutually recline.
Run through on the side wall of water inlet pipe 3a and be equipped with water inlet 3b in long strip, and the length of water inlet 3b is along the axially extending of shell 1.
Magnetic patch 1 and magnetic patch 28 are respectively fixed in installation bucket 2 and sliding bucket 3, magnetic patch 1 and 28 position face of magnetic patch and along shell
1 axial distribution, and the magnetic pole at the both ends adjacent with magnetic patch 28 of magnetic patch 1 is identical.It is preferred that there are two water inlet 3b and along water inlet
Pipe 3a's is circumferentially distributed.
Wherein, the mounting means of magnetic patch 1 and magnetic patch 28 is as follows: the bottom wall of installation bucket 2 is equipped with to be matched with magnetic patch 1
Card slot one, and the lower end of magnetic patch 1 is inserted in the card slot one；The roof for sliding bucket 3 is equipped with and the matched card slot of magnetic patch 28
Two, and the upper end of magnetic patch 28 is inserted in card slot two.
Further illustrate, slide and recline on the roof of bucket 3 and be fixed with Gask-O-Seal 9, Gask-O-Seal 9 be set in into
Outside water pipe 3a, and when sliding 3 upward sliding of bucket, the roof of Gask-O-Seal 9 can offset to form sealing with 1 inner roof wall of shell.
The working principle of this spool is as follows: when original state, due to magnetic patch 1 and 28 position of magnetic patch faces and magnetic pole
It is identical, make to generate repulsive force between magnetic patch 1 and magnetic patch 28, along with the sealing ring for being set to sliding 3 roof of bucket, make at spool
In completely closed state；When this spool works, meet following formula: the active area+F4 of (P1-P2) * Ф 1+F5 and P3*P3,
Wherein, P1 is water inlet 3b pressure, and P2 is 1 internal pressure of shell, and Ф 1 is the active area of P1, and F4 is one 7 pairs of magnetic patch two of magnetic patch
8 repulsive force, P3 are the pressure of water outlet 5, and F5 is the repulsive force of 28 pairs of magnetic patch 1 of magnetic patch, when the former power is greater than the latter,
Water inlet pipe 3a is moved down, and flow increases；When the former power is less than the latter, water inlet pipe 3a is moved up, and flow is reduced.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. the top of a kind of spool, the shell (1) including being in tubbiness, shell (1) is equipped with connection along axially penetrating through for shell (1)
Hole, and the bottom of shell (1) is in open-like shape, which is characterized in that installation bucket (2) and sliding bucket are equipped in the staving vertically
(3), the top and bottom for installing bucket (2) are in open-like shape and closed respectively, and the top and bottom for sliding bucket (3) are in closing respectively
Shape and open-like shape, slide the lower end cap of bucket (3) installation bucket (2) outside, the lower end of the installation bucket (2) by connecting rod (4) with
Shell (1) is fixedly connected with, integrally formed with the water inlet pipe (3a) for being in straight tube-like, and water inlet pipe on the roof of the sliding bucket (3)
The upper end of (3a) passes through connecting hole, runs through on the side wall of the water inlet pipe (3a) and is equipped with water inlet (3b) in long strip, and
The length of water inlet (3b) is axially extending along shell (1)；The installation bucket (2) and sliding bucket (3) is by non-magnetic material
It is made, installs in bucket (2) and sliding bucket (3) and be respectively fixed with magnetic patch one (7) and magnetic patch two (8), magnetic patch one (7) and magnetic patch two
(8) position face and the axial direction distribution along shell (1), and magnetic patch one (7) is identical with the magnetic pole at the adjacent both ends of magnetic patch two (8),
It reclines and is fixed with Gask-O-Seal (9) on the roof of the sliding bucket (3), Gask-O-Seal (9) is set in water inlet pipe
(3a) outside, and the roof of Gask-O-Seal (9) can offset to form sealing with shell (1) inner roof wall.
2. spool according to claim 1, which is characterized in that the connecting hole is circular hole, the water inlet pipe (3a)
It is cylindrical, and the lateral wall of water inlet pipe (3a) and the hole wall of connecting hole mutually recline.
3. spool according to claim 1, which is characterized in that the inner sidewall of the sliding bucket (3) and installation bucket (2)
There are annular gap (6) between lateral wall, and the width of annular gap (6) is 0.3mm~0.8mm.
4. spool according to claim 1, which is characterized in that the connecting rod (4) is in vertical bar shape, and the two of connecting rod (4)
End respectively with installation bucket (2) outer wall and shell (1) inner wall be connected, at least two, the connecting rod (4) and along installation bucket
(2) circumferential direction is uniformly distributed, and forms water outlet (5) between adjacent two connecting rod (4).
5. spool according to claim 4, which is characterized in that the both ends of the connecting rod (4) are by welding
It is connected with installation bucket (2) and shell (1).
6. spool according to claim 1, which is characterized in that the bottom wall of the installation bucket (2) is equipped with and magnetic patch one
(7) matched card slot one, and the lower end of magnetic patch one (7) is inserted in card slot one, the roof of sliding bucket (3) is equipped with and magnetic patch two
(8) matched card slot two, and the upper end of magnetic patch two (8) is inserted in card slot two.
7. spool according to claim 1, which is characterized in that the non-magnetic material is brass material or plastics material
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821539511.0U CN208859042U (en) | 2018-09-20 | 2018-09-20 | A kind of spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821539511.0U CN208859042U (en) | 2018-09-20 | 2018-09-20 | A kind of spool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208859042U true CN208859042U (en) | 2019-05-14 |
Family
ID=66418571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821539511.0U Expired - Fee Related CN208859042U (en) | 2018-09-20 | 2018-09-20 | A kind of spool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208859042U (en) |
-
2018
- 2018-09-20 CN CN201821539511.0U patent/CN208859042U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20190920 |