CN213479230U - Double-eccentric butterfly valve with protection function special for water plant - Google Patents
Double-eccentric butterfly valve with protection function special for water plant Download PDFInfo
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- CN213479230U CN213479230U CN202022719023.1U CN202022719023U CN213479230U CN 213479230 U CN213479230 U CN 213479230U CN 202022719023 U CN202022719023 U CN 202022719023U CN 213479230 U CN213479230 U CN 213479230U
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Abstract
The utility model relates to a butterfly valve technical field just discloses a special butterfly valve of double-eccentric center water factory with safeguard function, including the valve body, the front and the equal fixedly connected with ring flange in the back of valve body, the right side swing joint at valve body top has the carousel, and the bottom mid-mounting of valve body has the fixed block, and threaded hole is seted up at one side middle part of fixed block, and the below movable mounting of valve body has fixing device, and fixing device's below movable mounting has adjusting device, and fixing device includes the threaded rod, and threaded rod swing joint is in the inside of screw hole. This special butterfly valve of double eccentric water works with safeguard function, through the fixed block, the screw hole in the fixed block, the threaded rod in the fixing device, the combined action of knob and extrusion dish, the threaded rod rotates in the screw hole, drives the threaded rod through rotating the knob and rotates, and the extrusion dish can contact with wall or ground to fix the valve body, thereby can reach the effect of playing certain protection to the valve body.
Description
Technical Field
The utility model relates to a butterfly valve technical field specifically is a special butterfly valve of double eccentric water works with safeguard function.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk. The double-eccentric butterfly valve is also called as a high-performance butterfly valve, is mainly suitable for drainage of systems such as water plants, power plants, steel plant smelting, chemical engineering, water source spring engineering, environmental facility construction and the like, is particularly suitable for water pipelines, and is used as regulating and intercepting equipment. Compared with a center line butterfly valve, the double-eccentric butterfly valve is more resistant to high pressure, longer in service life and good in stability. The dedicated butterfly valve of current water factory is mostly direct mount on the pipeline, can not effectively support the valve body, and the pipe diameter of some water pipes is too little or the quality is not very good, and after the butterfly valve installation, receives external impact or when colliding, leads to the connectivity variation of butterfly valve easily, and the leakproofness also can receive the influence.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a special butterfly valve of double-eccentric water works with safeguard function possesses and can carry out effectual support to the butterfly valve after the installation, carries out advantages such as effectual protection to it, has solved the problem of mentioning in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special butterfly valve of double-eccentric center water works with safeguard function, includes the valve body, the front of valve body and the equal fixedly connected with ring flange in the back, the right side swing joint at valve body top has the carousel, the bottom middle part welding of valve body has the fixed block, threaded hole is seted up at one side middle part of fixed block, the below movable mounting of valve body has fixing device, fixing device's below movable mounting has adjusting device.
Preferably, the fixing device comprises a threaded rod movably connected to the inside of the threaded hole.
The threaded rod is in threaded connection in the threaded hole, and the length of leakage on the left side of the threaded rod can be adjusted by rotating the threaded rod in the threaded hole.
Preferably, one end of the threaded rod is provided with a knob, and the other end of the threaded rod is provided with an extrusion disc.
The knob can make things convenient for the staff to rotate the threaded rod, and the material of extrusion dish is rubber materials, can play fine laminating effect, and is fixed compacter.
Preferably, the adjusting device comprises a threaded sleeve fixedly connected to the bottom middle part of the valve body.
The inside of the threaded sleeve is used for storing the telescopic rod which is contracted, and the threads of the threaded sleeve are distributed outside the threaded sleeve.
Preferably, the inside of the threaded sleeve is movably connected with a telescopic rod, and the length of a single section of the telescopic rod is smaller than that of the threaded sleeve.
The telescopic link can adjust length, and the radius of the bottom of telescopic link is less than the internal diameter of screw thread sleeve pipe to can be with inside its complete screw thread sleeve pipe of putting into.
Preferably, a spring ball is arranged at the node position of the telescopic rod, and a threaded cap is movably connected to the bottom of the telescopic rod.
The spring ball is located the node of telescopic link, can fix it when stretching the telescopic link, avoids its condition that appears automatic shrink, and the internal diameter of screw cap equals with screw thread sheathed tube external diameter, with the telescopic link shrink the back, through rotating screw cap, and screw thread connection carries out between the sleeve pipe to deposit the telescopic link.
Compared with the prior art, the utility model provides a special butterfly valve kind of double-eccentric center water works with safeguard function possesses following beneficial effect:
1. this special butterfly valve of double eccentric water works with safeguard function, through the fixed block, the screw hole in the fixed block, the threaded rod in the fixing device, the combined action of knob and extrusion dish, the threaded rod rotates in the screw hole, drives the threaded rod through rotating the knob and rotates, and the extrusion dish can contact with wall or ground to fix the valve body, thereby can reach the effect of playing certain protection to the valve body.
2. This special butterfly valve of double eccentric water works with safeguard function, through the threaded sleeve pipe in the adjusting device, the telescopic link, the interact of spring pearl and screw cap, the screw distribution of screw sleeve pipe is outside at the threaded sleeve pipe, the top of telescopic link is fixed at the inside top of threaded sleeve pipe, can adjust its height through the pulling telescopic link, the spring pearl can play fixed effect to the telescopic link, it is intraductal to receive the telescopic link to the threaded sleeve, the screw cap carries out threaded connection rather than, it is inside with the telescopic link receipts, thereby can reach when installing the butterfly valve, support the butterfly valve, the effect of the installation of being convenient for.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic structural view of the front view of the present invention;
FIG. 3 is a schematic view of the fixing device of the present invention;
fig. 4 is a schematic structural diagram of the adjusting device of the present invention.
Wherein: 1. a valve body; 101. a flange plate; 102. a turntable; 103. a fixed block; 104. a threaded hole; 2. a fixing device; 201. a threaded rod; 202. a knob; 203. an extrusion disc; 3. an adjustment device; 301. a threaded bushing; 302. a telescopic rod; 303. a spring bead; 304. and (4) a threaded cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a special butterfly valve with protection function for a double-eccentric water plant comprises a valve body 1, wherein flange plates 101 are fixedly connected to the front and the back of the valve body 1, the flange plates 101 are used for installing the valve body 1, a rotary disc 102 is movably connected to the right side of the top of the valve body 1, a fixing block 103 is welded to the middle of the bottom of the valve body 1, the fixing block 103 is responsible for fixing a threaded rod 201 and the like, a threaded hole 104 is formed in the middle of one side of the fixing block 103, the threaded hole door 104 is used for adjusting the threaded rod 201 in a rotating mode inside the fixing block, a fixing device 2 is movably installed below the valve body 1, the fixing device 2 is responsible for fixing the valve body 1, an adjusting device 3 is movably installed below the fixing device 2, the adjusting device.
Specifically, as shown in fig. 2, the fixing device 2 includes a threaded rod 201, and the threaded rod 201 is movably connected to the inside of the threaded hole 104.
Through above-mentioned technical scheme, threaded rod 201 carries out threaded connection in screw hole 104's inside, can adjust the length that threaded rod 201 left side leaked through rotating in its inside.
Specifically, as shown in fig. 3, one end of the threaded rod 201 is provided with a knob 202, and the other end of the threaded rod 201 is provided with a pressing plate 203.
Through the technical scheme, the knob 202 can facilitate workers to rotate the threaded rod 201, and the extrusion disc 203 is made of rubber materials, so that a good laminating effect can be achieved, and the fixation is more compact.
Specifically, as shown in fig. 3, the adjusting device 3 includes a threaded sleeve 301, and the threaded sleeve 301 is fixedly connected to the bottom middle portion of the valve body 1.
Through the technical scheme, the inside of the threaded sleeve 301 is used for storing the retracted telescopic rod 302, and the threads of the threaded sleeve 301 are distributed outside the threaded sleeve 301.
Specifically, as shown in fig. 4, a telescopic rod 302 is movably connected inside the threaded casing 301, and the length of a single section of the telescopic rod 302 is smaller than that of the threaded casing 301.
Through the technical scheme, the length of the telescopic rod 302 can be adjusted, and the radius of the bottom of the telescopic rod 302 is smaller than the inner diameter of the threaded sleeve 301, so that the telescopic rod 302 can be completely placed into the threaded sleeve 301.
Specifically, as shown in fig. 4, a spring ball 303 is disposed at a node position of the telescopic rod 302, and a threaded cap 304 is movably connected to the bottom of the telescopic rod 302.
Through above-mentioned technical scheme, spring ball 303 is located the node of telescopic link 302, can fix telescopic link 302 when stretching it, avoids its condition that appears automatic shrink, and the internal diameter of screw cap 304 equals with the external diameter of screw sleeve 301, with telescopic link 302 shrink the back, through rotating screw cap 304, with screw sleeve 301 between carry out threaded connection to deposit telescopic link 302.
When using, during the installation, through looking over mounting height, pulling telescopic link 302 makes it support valve body 1 to adjustment valve body 1's height makes ring flange 101 reach the height of installation, then rotates knob 202, drives threaded rod 201 and rotates, thereby makes extrusion dish 203 and external laminating each other, supports valve body 1 fixedly, can carry out the effect of effectual protection to valve body 1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a special butterfly valve of double eccentric water works with safeguard function, includes valve body (1), its characterized in that: the front and the equal fixedly connected with ring flange (101) in the back of valve body (1), the right side swing joint at valve body (1) top has carousel (102), the bottom middle welding of valve body (1) has fixed block (103), threaded hole (104) are seted up at one side middle part of fixed block (103), the below movable mounting of valve body (1) has fixing device (2), the below movable mounting of fixing device (2) has adjusting device (3).
2. The butterfly valve with protection function for double eccentric center water works of claim 1, wherein: the fixing device (2) comprises a threaded rod (201), and the threaded rod (201) is movably connected to the inner part of the threaded hole (104).
3. The butterfly valve with protection function for double eccentric center water works of claim 2, wherein: one end of the threaded rod (201) is provided with a knob (202), and the other end of the threaded rod (201) is provided with a squeezing disc (203).
4. The butterfly valve with protection function for double eccentric center water works of claim 1, wherein: the adjusting device (3) comprises a threaded sleeve (301), and the threaded sleeve (301) is fixedly connected to the middle of the bottom of the valve body (1).
5. The butterfly valve with protection function for double eccentric center water works of claim 4, wherein: the inner part of the threaded sleeve (301) is movably connected with a telescopic rod (302), and the length of a single section of the telescopic rod (302) is smaller than that of the threaded sleeve (301).
6. The butterfly valve with protection function for double eccentric center water works of claim 5, wherein: spring balls (303) are arranged at the node positions of the telescopic rods (302), and threaded caps (304) are movably connected to the bottoms of the telescopic rods (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719023.1U CN213479230U (en) | 2020-11-23 | 2020-11-23 | Double-eccentric butterfly valve with protection function special for water plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719023.1U CN213479230U (en) | 2020-11-23 | 2020-11-23 | Double-eccentric butterfly valve with protection function special for water plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213479230U true CN213479230U (en) | 2021-06-18 |
Family
ID=76356341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022719023.1U Active CN213479230U (en) | 2020-11-23 | 2020-11-23 | Double-eccentric butterfly valve with protection function special for water plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213479230U (en) |
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2020
- 2020-11-23 CN CN202022719023.1U patent/CN213479230U/en active Active
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