CN107035906B - Self-cleaning fluid flow direction control valve - Google Patents
Self-cleaning fluid flow direction control valve Download PDFInfo
- Publication number
- CN107035906B CN107035906B CN201710036239.8A CN201710036239A CN107035906B CN 107035906 B CN107035906 B CN 107035906B CN 201710036239 A CN201710036239 A CN 201710036239A CN 107035906 B CN107035906 B CN 107035906B
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- mounting hole
- self
- control valve
- bottom support
- 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.)
- Active
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 28
- 239000012530 fluid Substances 0.000 title claims abstract description 25
- 239000010865 sewage Substances 0.000 claims abstract description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000008021 deposition Effects 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003466 welding Methods 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
- F16K27/00—Construction of housing; Use of materials therefor
-
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
Abstract
The invention discloses a self-cleaning fluid flow direction control valve, which comprises a valve body and a rotating shaft, wherein the valve body is provided with a rotating shaft mounting hole for the rotating shaft to be inserted into, a bottom support piece is arranged outside the rotating shaft mounting hole, and the bottom support piece is rotationally connected with the rotating shaft; the bottom support piece is far away from the bottom surface of the rotating shaft and is provided with a sewage discharge gap which can be communicated with the rotating shaft mounting hole, so that carbon deposition and accumulated water in the rotating shaft mounting hole are discharged along the sewage discharge gap. According to the self-cleaning fluid flow direction control valve provided by the invention, the drain gap is formed in the bottom support piece, so that when accumulated water and carbon deposit occur in the rotating shaft mounting hole, the accumulated water and the carbon deposit can flow out of the valve body through the drain gap, the blocking fault caused by the accumulated water and the carbon deposit is effectively avoided, the self-cleaning effect is realized, and the use reliability and the service life are effectively improved.
Description
Technical Field
The invention relates to the field of control valve equipment, in particular to a self-cleaning fluid flow direction control valve.
Background
Currently, in the process of controlling smoke emission, such as automobile exhaust or other smoke exhaust systems, the direction and flow of the emitted smoke is generally controlled by a single valve plate flow control valve.
The lower rotating shaft mounting hole of the fluid flow direction control valve in the prior art is a blind hole, when the fluid flow direction control valve is used, the lower rotating shaft is sleeved on the rotating shaft and then is arranged in the blind hole, however, because the lower rotating shaft mounting hole in the prior art is the blind hole, and the blind hole belongs to a semi-closed structure, after long-time use, the dead accident of the lower shaft sleeve and the blind hole is easily caused due to accumulated carbon water in the blind hole.
Therefore, how to improve the reliability of the use of the fluid flow direction control valve is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a self-cleaning fluid flow direction control valve which can realize self-cleaning, realize automatic falling of sewage or dust and ensure the use reliability and the service life of the control valve.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the self-cleaning fluid flow direction control valve comprises a valve body and a rotating shaft, wherein the valve body is provided with a rotating shaft mounting hole for the rotating shaft to be inserted into, a bottom support piece is arranged outside the rotating shaft mounting hole, and the bottom support piece is rotationally connected with the rotating shaft; the bottom support piece is far away from the bottom surface of the rotating shaft and is provided with a sewage discharge gap which can be communicated with the rotating shaft mounting hole, so that carbon deposition and accumulated water in the rotating shaft mounting hole are discharged along the sewage discharge gap.
Preferably, a boss is arranged on one side of the bottom support piece, which is close to the rotating shaft, and a blind hole which can be sleeved with the boss is arranged at the end part of the rotating shaft.
Preferably, a rolling part is arranged between the boss and the blind hole, and the top of the boss and the bottom of the blind hole are respectively abutted with two sides of the rolling part.
Preferably, the rolling component is specifically a ball, and an arc-shaped groove for placing the ball is formed in the top of the boss.
Preferably, both ends of the bottom support are arc-shaped, and both ends of the bottom support are gradually increased toward the middle width.
Preferably, the two ends of the bottom support piece are provided with mounting holes for inserting bolts, and the valve body is provided with threaded holes matched with the bolts.
Preferably, the sewage discharge gap is annular.
Preferably, in the extending direction of the shaft mounting hole, a gap between the shaft and the shaft mounting hole may be projected in the drain gap.
Preferably, the interval of the sewage discharge gap is larger than the interval of the gap between the rotating shaft and the rotating shaft mounting hole.
Preferably, the valve body is provided with a plurality of drain holes.
The self-cleaning fluid flow direction control valve comprises a valve body and a rotating shaft, wherein the valve body is provided with a rotating shaft mounting hole for the rotating shaft to be inserted into, a bottom support piece is arranged outside the rotating shaft mounting hole, and the bottom support piece is rotationally connected with the rotating shaft; the bottom support piece is far away from the bottom surface of the rotating shaft and is provided with a sewage discharge gap which can be communicated with the rotating shaft mounting hole, so that carbon deposition and accumulated water in the rotating shaft mounting hole are discharged along the sewage discharge gap. According to the self-cleaning fluid flow direction control valve, the bottom supporting piece is provided with the pollution discharge gap, when accumulated water and carbon deposit occur in the rotating shaft mounting hole, the accumulated water and the carbon deposit can flow out of the valve body through the pollution discharge gap, so that the blocking failure caused by the accumulated water and the carbon deposit is effectively avoided, the self-cleaning effect is realized, and the use reliability and the service life are effectively improved.
In a preferred embodiment, a boss is arranged on one side of the bottom support member, which is close to the rotating shaft, and a blind hole which can be sleeved with the boss is arranged at the end part of the rotating shaft. Above-mentioned setting, the pivot with the mode that cup joints through the boss with the blind hole is connected between the bottom support piece, can prevent carbon deposit and ponding entering the pivot with the connection face between the bottom support piece guarantees the reliability that both rotate the connection, further improves the reliability and the life of this control valve.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a self-cleaning fluid flow direction control valve according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of a spindle and spindle mounting hole of the control valve of FIG. 1;
FIG. 3 is a schematic bottom view of the bottom support of the control valve of FIG. 1;
FIG. 4 is a schematic cross-sectional view of a bottom support of the control valve of FIG. 1;
wherein: 1-valve body, 11-drain hole, 2-pivot, 3-bottom support piece, 31-blowdown gap, 32-bolt, 4-ball.
Detailed Description
The core of the invention is to provide a self-cleaning fluid flow direction control valve which has a self-cleaning function, can realize the automatic falling of sewage or dust, and ensures the use reliability and the service life of the control valve.
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of an embodiment of a self-cleaning fluid flow direction control valve according to the present invention; FIG. 2 is an enlarged view of a portion of a spindle and spindle mounting hole of the control valve of FIG. 1; FIG. 3 is a schematic bottom view of the bottom support of the control valve of FIG. 1; FIG. 4 is a schematic cross-sectional view of the bottom support of the control valve of FIG. 1.
In the embodiment, the self-cleaning fluid flow direction control valve comprises a valve body 1 and a rotating shaft 2, wherein the valve body 1 is provided with a rotating shaft mounting hole for inserting the rotating shaft 2, the rotating shaft mounting hole is a through hole, a bottom support piece 3 is arranged outside the rotating shaft mounting hole, and the bottom support piece 3 is rotationally connected with the rotating shaft 2; the bottom surface of the bottom support 3 far away from the rotating shaft 2 is provided with a sewage discharge gap 31 which can be communicated with the rotating shaft mounting hole so that carbon deposition and accumulated water in the rotating shaft mounting hole are discharged along the sewage discharge gap 31.
The bottom of the bottom support 3 is the end that is far from the inner cavity of the valve body 1.
According to the self-cleaning fluid flow direction control valve, the drain gap 31 is formed in the bottom support piece 3, when accumulated water and carbon deposit occur in the installation hole of the rotating shaft, the accumulated water and the carbon deposit can flow out of the valve body 1 through the drain gap 31, so that the blocking failure caused by the accumulated water and the carbon deposit is effectively avoided, the self-cleaning effect is realized, and the use reliability and the service life are effectively improved.
On the basis of the above embodiments, a boss is arranged on one side of the bottom support 3, which is close to the rotating shaft 2, and a blind hole which can be sleeved with the boss is arranged at the end part of the rotating shaft 2. Above-mentioned setting is connected through boss and blind hole cup joint between pivot 2 and the bottom support piece 3, can prevent carbon deposit and ponding entering the junction surface between pivot 2 and the bottom support piece 3, guarantees the reliability of both rotation connection, further improves the reliability of use and the life of this control valve.
On the basis of the above embodiments, a rolling part is disposed between the boss and the blind hole, and the top of the boss and the bottom of the blind hole are respectively abutted against two sides of the rolling part, the rolling part can reduce friction between the boss and the inner wall of the blind hole, that is, friction between the rotating shaft 2 and the bottom support member is reduced, and it is noted that the bottom of the blind hole refers to one end of the blind hole far away from the opening.
On the basis of the above embodiments, the rolling parts are specifically balls 4, the balls 4 are convenient to set, and the friction force is small; meanwhile, the top of the boss is provided with an arc-shaped groove for placing the ball 4, so as to limit the position of the ball 4.
On the basis of the above embodiments, both ends of the bottom support 3 are arc-shaped, and both ends of the bottom support 3 are gradually increased in width toward the middle, and the drain slit 31 is provided at the middle position of the bottom support 3.
Specifically, the bottom support 3 comprises a support main body and a bottom plate, the bottom plate is diamond-shaped, both ends of the support main body are round, the middle of the support main body is strip-shaped, and the sewage discharge gap 31 is cut off by the middle part of the support main body to form arc-shaped gaps respectively positioned at both sides of the support main body; the boss is located the support piece main part, still is equipped with the step face on the support piece main part, and the outer terminal surface joint of step face and the pivot mounting hole of valve body 1.
On the basis of the above embodiments, the two ends of the bottom support 3 are provided with mounting holes for inserting the bolts 32, the valve body 1 is provided with threaded holes matched with the bolts 32, and the threaded connection is convenient to assemble and disassemble and convenient to maintain. Of course, the bottom support 3 and the valve body 1 may be fixed by welding, riveting, or the like.
On the basis of the above embodiments, the sewage discharge gap 31 is annular, and the annular sewage discharge gap 31 can be matched with the gap between the rotating shaft 2 and the through hole, so that the sewage discharge effect is good.
On the basis of the above embodiments, in the extending direction of the shaft mounting hole, the gap between the shaft 2 and the shaft mounting hole may be projected in the drain gap 31, that is, the carbon deposition and water accumulation in the gap between the shaft 2 and the shaft mounting hole may directly flow into the drain gap 31, so that the drain efficiency is high.
On the basis of the above embodiments, the interval between the sewage discharge slits 31 is larger than the interval between the rotating shaft 2 and the rotating shaft mounting hole, and the interval between the sewage discharge slits 31 can be increased to increase the sewage discharge capacity without affecting the strength of the bottom support 3.
On the basis of the above embodiments, the valve body 1 is provided with a plurality of drain holes, which can drain the sewage in the valve body 1, thereby further improving the self-cleaning effect of the control valve.
Specifically, the self-cleaning fluid flow direction control valve can be a three-way valve, the bottom support 3 is connected with the valve body 1 through a bolt 32, the ball 4 is positioned at the top of the bottom support 3, a blind hole is arranged at the bottom of the rotating shaft 2 and is sleeved on the ball 4 and the bottom support 3, and carbon deposition and accumulated water can flow out of the valve body 1 through a pollution discharge gap 31 between the bottom support 3 and the valve body 1; meanwhile, the top of the bottom support 3 is provided with a groove for installing the ball 4; the bottom of the valve body 1 is also provided with a plurality of drain holes, and accumulated water can flow out of the drain holes at the bottom of the valve body 1.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The self-cleaning fluid flow direction control valve provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (6)
1. The self-cleaning fluid flow direction control valve comprises a valve body (1) and a rotating shaft (2), and is characterized in that a rotating shaft mounting hole for the rotating shaft (2) to be inserted is formed in the valve body (1), a bottom support piece (3) is mounted outside the rotating shaft mounting hole, and the bottom support piece (3) is rotationally connected with the rotating shaft (2); a drain gap (31) which can be communicated with the rotating shaft mounting hole is formed in the bottom surface of the bottom support piece (3) far away from the rotating shaft (2), so that carbon deposition and accumulated water in the rotating shaft mounting hole are discharged along the drain gap (31); a boss is arranged on one side, close to the rotating shaft (2), of the bottom supporting piece (3), and a blind hole which can be sleeved with the boss is formed in the end part of the rotating shaft (2); the sewage discharge gap (31) is annular; in the extending direction of the rotating shaft mounting hole, a gap between the rotating shaft (2) and the rotating shaft mounting hole can be projected in the sewage discharge gap (31); the bottom support (3) comprises a support body and a bottom plate, the middle of the support body is in a strip shape, and the sewage discharge gap (31) is cut off by the middle part of the support body to form arc-shaped gaps respectively positioned at two sides of the support body; the boss is positioned on the support piece main body, a step surface is further arranged on the support piece main body, and the step surface is clamped with the outer end surface of the rotating shaft mounting hole of the valve body (1); the interval of the sewage discharge gap (31) is larger than the interval of the gap between the rotating shaft (2) and the rotating shaft mounting hole.
2. The self-cleaning fluid flow direction control valve according to claim 1, wherein a rolling member is provided between the boss and the blind hole, and a top of the boss and a bottom of the blind hole are respectively abutted against both sides of the rolling member.
3. Self-cleaning fluid flow direction control valve according to claim 2, characterized in that the rolling elements are in particular balls (4) and that the top of the boss is provided with an arc-shaped recess in which the balls (4) are placed.
4. Self-cleaning fluid flow direction control valve according to claim 1, characterized in that the two ends of the bottom support (3) are arc-shaped and the width of the two ends of the bottom support (3) increases gradually towards the middle.
5. Self-cleaning fluid flow direction control valve according to claim 4, characterized in that both ends of the bottom support (3) are provided with mounting holes for the insertion of bolts (32), and the valve body (1) is provided with threaded holes cooperating with the bolts (32).
6. Self-cleaning fluid flow direction control valve according to claim 1, characterized in that the valve body (1) is provided with a number of drain holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036239.8A CN107035906B (en) | 2017-01-17 | 2017-01-17 | Self-cleaning fluid flow direction control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710036239.8A CN107035906B (en) | 2017-01-17 | 2017-01-17 | Self-cleaning fluid flow direction control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107035906A CN107035906A (en) | 2017-08-11 |
| CN107035906B true CN107035906B (en) | 2024-01-23 |
Family
ID=59530535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710036239.8A Active CN107035906B (en) | 2017-01-17 | 2017-01-17 | Self-cleaning fluid flow direction control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107035906B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036064A (en) * | 2017-12-19 | 2018-05-15 | 长春汽四环腾达油脂化工有限公司 | A kind of fluid flow directional control valve |
| CN108708860A (en) * | 2018-07-19 | 2018-10-26 | 重庆水泵厂有限责任公司 | A kind of vertical submerged pump with automatic liquid-drainage function |
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| Publication number | Publication date |
|---|---|
| CN107035906A (en) | 2017-08-11 |
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