CN208734999U - A kind of screw-type butterfly valve plate protective device - Google Patents
A kind of screw-type butterfly valve plate protective device Download PDFInfo
- Publication number
- CN208734999U CN208734999U CN201821238347.XU CN201821238347U CN208734999U CN 208734999 U CN208734999 U CN 208734999U CN 201821238347 U CN201821238347 U CN 201821238347U CN 208734999 U CN208734999 U CN 208734999U
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- China
- Prior art keywords
- screw
- butterfly valve
- type butterfly
- protective sleeve
- riser
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- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 50
- 239000000463 material Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a kind of screw-type butterfly valve plate protective device, including screw-type butterfly valve ontology and protective sleeve, screw-type butterfly valve ontology left and right ends side is equipped with several first threaded holes;Protective sleeve is symmetricly set on screw-type butterfly valve ontology left and right ends, the outer diameter of protective sleeve is less than the outer diameter of screw-type butterfly valve threaded connection place, the mutually close one end outer wall of protective sleeve is equipped with annular groove, annular groove sidewall is equipped with several second threaded holes, second threaded hole and the first threaded hole are connected by screw to, starting stave is provided with this from outside to inside in protective sleeve, second riser and inclined plate, the lower end of starting stave, the lower end of inclined plate is below the upper end of the second riser, starting stave and inclined plate lower end are not contacted with inner wall on the downside of protective sleeve, the distance of the lower end of inclined plate to the second riser is less than the upper end of inclined plate to the distance of the second riser;The utility model structure is simple, and it is convenient to operate, and is suitable for promoting the use of.
Description
Technical field
The utility model relates to butterfly valve protection technology fields, protect more particularly to a kind of screw-type butterfly valve plate
Device.
Background technique
Screw-type butterfly valve structure is simple, small in size, light-weight, installation dimension is small, easy for installation.Fluid is into and out of the valve side
To can arbitrarily select, there is two-way function.Horizontal pipe, vertical pipe are mountable.Easy to operate, rapidly, positioning is quasi- for switch
Really.Handle need to only rotate 90 ° of switches that valve plate can be realized, and screw-type butterfly valve is widely used in fluid conveying.
But in some special transport environments, such as in the duct high-voltage high-speed trandfer fluid when, water flow is to valve plate
Impact force is very big, frictional force is also big, seriously reduces the service life of butterfly valve in this way.
Utility model content
(1) the technical issues of solving
The utility model aim is the shortcomings that overcoming the above-mentioned prior art, provides a kind of screw-type butterfly valve plate protection
Device.
(2) technical solution
A kind of screw-type butterfly valve plate protective device, including screw-type butterfly valve ontology and protective sleeve, the screw-type butterfly
Valve body left and right ends side is equipped with several first threaded holes;It is left that the protective sleeve is symmetricly set on screw-type butterfly valve ontology
Right both ends, the outer diameter of protective sleeve are less than the outer diameter of the threaded connection place of screw-type butterfly valve ontology, protective sleeve it is mutually close one
Outer wall is held to be equipped with annular groove, the annular groove sidewall is equipped with several second threaded holes, second threaded hole and the first spiral shell
Pit is connected by screw to, this is provided with starting stave, the second riser and inclined plate from outside to inside in protective sleeve, and described first
The lower end of riser, the lower end of inclined plate are below the upper end of the second riser, inner wall on the downside of starting stave, inclined plate lower end and protective sleeve
It does not contact, the second riser upper end is not contacted with protective sleeve upper inside walls, and the distance of lower end to the second riser of inclined plate is less than oblique
Distance of the upper end of plate to the second riser.
Further, first threaded hole is equidistantly distributed in a ring on this body side surface of screw-type butterfly valve, the first spiral shell
Pit is no less than 4.
Further, the width of annular groove is greater than the length of the first threaded hole.
Further, the protective sleeve upper inside walls are equipped with first sliding groove, and the is slidably connected in the first sliding groove
One sliding block, is fixed on the downside of first sliding block on the upside of starting stave, and the first sliding block is leaned on by buffer spring and first sliding groove
One end of nearly screw-type butterfly valve ontology is affixed, and the downside inner wall of protective sleeve is equipped with second sliding slot, slides in the second sliding slot
It is connected with the second sliding block, is fixed on the upside of second sliding block on the downside of the second riser, the second sliding block is also by buffer spring and the
Two sliding slots are solid close to one end of screw-type butterfly valve ontology.
Further, the distance of the second sliding slot to screw-type butterfly valve ontology is less than first sliding groove to screw-type butterfly valve sheet
The distance of body.
Further, the starting stave, the second riser, inclined plate, the first sliding block, the second sliding block and sleeve are stainless steel
Material.
(3) beneficial effect
The utility model provides a kind of screw-type butterfly valve plate protective device, and the utility model passes through starting stave, the
Two risers, which are realized, carries out baffling to the fluid that rapid transit is transported, and reduces the speed of fluid, and bear greatly prior to valve plate
Impact force, mitigates the impact force that valve plate is born below, and buffer spring guarantees that reducing starting stave and second to a certain extent erects
The impact force that plate is born;The utility model structure is simple, and it is convenient to operate, and is suitable for promoting the use of.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model, protects some realities
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the attachment structure schematic diagram of the utility model protective sleeve and screw-type butterfly valve;
Fig. 2 is the main view of the utility model screw-type butterfly valve;
Fig. 3 is the side structure schematic view of the utility model protective sleeve;
In attached drawing, parts list represented by the reference numerals are as follows:
1- screw-type butterfly valve ontology, the first threaded hole of 2-, 3- protective sleeve, 4- annular groove, the second threaded hole of 5-, 6- spiral shell
Nail, 7- starting stave, the second riser of 8-, 9- inclined plate, 10- first sliding groove, the first sliding block of 11-, 12- buffer spring, 13- second
Sliding slot, the second sliding block of 14-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, a kind of screw-type butterfly valve plate protective device, including screw-type butterfly valve ontology 1 and protective sleeve
3,1 left and right ends side of screw-type butterfly valve ontology is equipped with several first threaded holes 2, and the first threaded hole 2 equidistantly divides in a ring
For cloth on 1 side of screw-type butterfly valve ontology, the first threaded hole is no less than 4, guarantees screw-type butterfly valve ontology 1 and protective sleeve 3
The stability of connection;Protective sleeve 3 is symmetricly set on 1 left and right ends of screw-type butterfly valve ontology, and the outer diameter of protective sleeve 3 is less than spiral shell
The outer diameter of the threaded connection place of line formula butterfly valve ontology 1, the mutually close one end outer wall of protective sleeve 3 are equipped with annular groove 4, annular
4 side wall of slot is equipped with several second threaded holes 5, the second threaded hole 5 and the first threaded hole 2 and is connected by screw 6, annular groove 4
Width is greater than the length of the first threaded hole 2, guarantees that screw 6 can be back-outed from the first threaded hole 2, in protective sleeve 3 from outside to inside
This is provided with starting stave 7, the second riser 8 and inclined plate 9, it is perpendicular that the lower end of starting stave 7, the lower end of inclined plate 9 are below second
The upper end of plate 8, starting stave 7,9 lower end of inclined plate are not contacted with 3 downside inner wall of protective sleeve, 8 upper end of the second riser and protective jacket
3 upper inside walls of cylinder do not contact, the distance of the lower end of inclined plate 9 to the second riser 8 be less than the upper end of inclined plate 9 to the second riser 9 away from
From 3 upper inside walls of protective sleeve are equipped with first sliding groove 10, slidably connect the first sliding block 11, the first sliding block in first sliding groove 10
11 downside is fixed in 7 upside of starting stave, and the first sliding block 11 is by buffer spring 12 and first sliding groove 10 close to screw-type butterfly
One end of valve body 1 is affixed, and the downside inner wall of protective sleeve 3 is equipped with second sliding slot 13, and the is slidably connected in second sliding slot 13
Two sliding blocks 14 are fixed in 8 downside of the second riser on the upside of second sliding block 14, and the second sliding block 14 is also by buffer spring 12 and the second cunning
Slot 13 is affixed close to one end of screw-type butterfly valve ontology 1, and the distance of second sliding slot 13 to screw-type butterfly valve ontology 1 is sliding less than first
Slot 10 arrives the distance of screw-type butterfly valve ontology 1, guarantees to have between starting stave 7 and the second riser 8 enough spaces to allow fluid stream
Dynamic, starting stave 7, the second riser 8, inclined plate 9, the first sliding block 11, the second sliding block 14 and sleeve 3 are stainless steel material.
The present embodiment working principle is as follows: connecting protective sleeve 3 and screw-type butterfly valve ontology 1 by screw 6, then will prevent
Pretective sleeve pipe 3 is put in pipeline, and the threaded joints of screw-type butterfly valve ontology 1 are threadedly coupled with inner wall of the pipe, starting stave 7,
Two risers 8, which are realized, carries out baffling to the fluid of rapid transit, reduces the speed of fluid, and bear greatly impact prior to valve plate
Power, mitigates the impact force that valve plate is born below, and buffer spring 12 guarantees to reduce starting stave 7 and the second riser to a certain extent
8 impact forces born.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Specific features described in conjunction with this embodiment or example, structure, material live feature be contained in the utility model at least one
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific embodiment that the utility model is only yet.Obviously, according to this specification
Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain
The principles of the present invention and practical application, so that skilled artisan be enable to better understand and utilize this practical
It is novel.The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. a kind of screw-type butterfly valve plate protective device, including screw-type butterfly valve ontology and protective sleeve, which is characterized in that described
Screw-type butterfly valve ontology left and right ends side is equipped with several first threaded holes;The protective sleeve is symmetricly set on screw-type butterfly
Valve body left and right ends, the outer diameter of protective sleeve are less than the outer diameter of the threaded connection place of screw-type butterfly valve ontology, protective sleeve phase
Close one end outer wall is equipped with annular groove, and the annular groove sidewall is equipped with several second threaded holes, second threaded hole
It is connected by screw to the first threaded hole, starting stave, the second riser and inclined plate is provided with this from outside to inside in protective sleeve,
The lower end of the starting stave, the lower end of inclined plate are below the upper end of the second riser, starting stave, inclined plate lower end and protective sleeve
Downside inner wall does not contact, and the second riser upper end is not contacted with protective sleeve upper inside walls, the lower end of inclined plate to the second riser away from
With a distance from the upper end to the second riser for being less than inclined plate.
2. a kind of screw-type butterfly valve plate protective device according to claim 1, which is characterized in that first threaded hole
It is equidistantly distributed on this body side surface of screw-type butterfly valve in a ring, the first threaded hole is no less than 4.
3. a kind of screw-type butterfly valve plate protective device according to claim 1, which is characterized in that the width of annular groove is big
In the length of the first threaded hole.
4. a kind of screw-type butterfly valve plate protective device according to claim 1, which is characterized in that on the protective sleeve
Side inner wall is equipped with first sliding groove, slidably connects the first sliding block in the first sliding groove, is fixed on the downside of first sliding block
On the upside of starting stave, the first sliding block is affixed close to one end of screw-type butterfly valve by buffer spring and first sliding groove, protective sleeve
Downside inner wall be equipped with second sliding slot, slidably connect the second sliding block in the second sliding slot, it is affixed on the upside of second sliding block
On the downside of the second riser, the second sliding block is affixed close to one end of screw-type butterfly valve ontology also by buffer spring and second sliding slot.
5. a kind of screw-type butterfly valve plate protective device according to claim 4, which is characterized in that the second sliding slot arrives
The distance of screw-type butterfly valve is less than first sliding groove to the distance of screw-type butterfly valve ontology.
6. a kind of screw-type butterfly valve plate protective device according to claim 1, which is characterized in that the starting stave,
Second riser, inclined plate, the first sliding block, the second sliding block and sleeve are stainless steel material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821238347.XU CN208734999U (en) | 2018-08-02 | 2018-08-02 | A kind of screw-type butterfly valve plate protective device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821238347.XU CN208734999U (en) | 2018-08-02 | 2018-08-02 | A kind of screw-type butterfly valve plate protective device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208734999U true CN208734999U (en) | 2019-04-12 |
Family
ID=66029286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821238347.XU Expired - Fee Related CN208734999U (en) | 2018-08-02 | 2018-08-02 | A kind of screw-type butterfly valve plate protective device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208734999U (en) |
-
2018
- 2018-08-02 CN CN201821238347.XU patent/CN208734999U/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 |
Granted publication date: 20190412 |