CN214743639U - Butterfly valve body with butterfly valve sealing surface with continuously variable cone curved surface - Google Patents
Butterfly valve body with butterfly valve sealing surface with continuously variable cone curved surface Download PDFInfo
- Publication number
- CN214743639U CN214743639U CN202120995212.3U CN202120995212U CN214743639U CN 214743639 U CN214743639 U CN 214743639U CN 202120995212 U CN202120995212 U CN 202120995212U CN 214743639 U CN214743639 U CN 214743639U
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- valve body
- valve
- butterfly valve
- spring
- sealing ring
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- 238000007789 sealing Methods 0.000 title claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry 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 provides a butterfly valve body with a butterfly valve sealing surface with a continuous variable cone curved surface, which belongs to the technical field of butterfly valves and comprises a valve body, wherein a valve shaft is rotationally connected in the valve body, and the upper end of the valve shaft is rotationally penetrated through the circumferential surface of the valve body and extends upwards; the valve plate is fixedly connected to the circumferential surface of the valve shaft and is positioned in the valve body; the sealing ring is arranged on the circumferential surface of the valve plate; the sealing ring is connected with the valve plate through the four fixing mechanisms to realize fixation; and the multi-group conical surface mechanism is arranged in the valve body so as to be more compact with the sealing ring, the device enables the sealing ring and the valve plate to be more compact in connection, reduces the gap between the sealing ring and the valve plate, and is convenient to detach and replace the sealing ring.
Description
Technical Field
The utility model belongs to the technical field of the butterfly valve, concretely relates to butterfly valve body of the butterfly valve sealing face with become awl curved surface in succession.
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 valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.
The existing butterfly valve is not tightly fit with a sealing surface due to long-term use, so that a gap is generated, and the situations such as leakage and the like are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a butterfly valve body of the sealed face of butterfly valve with become awl curved surface in succession, the current butterfly valve that aims at solving among the prior art is because long-term use the sealing washer and sealed between the face coincide inseparable enough, produces the gap, arouses the problem of the emergence of the condition such as seepage.
In order to achieve the above object, the utility model provides a following technical scheme:
butterfly valve body of butterfly valve sealed face with become awl curved surface in succession includes:
the valve body is rotationally connected with a valve shaft, and the upper end of the valve shaft penetrates through the circumferential surface of the valve body in a rotating mode and extends upwards;
a valve plate fixedly connected to a circumferential surface of the valve shaft, the valve plate being located within the valve body;
the sealing ring is arranged on the circumferential surface of the valve plate;
the sealing ring is connected with the valve plate through the four fixing mechanisms to realize fixation; and
and the multiple groups of conical surface mechanisms are arranged in the valve body so as to be more compact with the sealing ring.
As a preferred scheme, the ring channel has been seted up in the valve body, the back inner wall fixedly connected with annular piece of ring channel, every group conical surface mechanism all includes first spring and toper post, first spring fixed connection is in the circumference inner wall of annular piece, toper post fixed connection is in the right-hand member of first spring, and the circumference inner wall of valve body is run through in the right-hand member activity of toper post.
As a preferred embodiment of the present invention, two semicircular grooves are formed at the front and rear ends of the valve plate, each of the fixing mechanisms includes a lead screw, a U-shaped block, two fixture blocks, two spring grooves and two second springs, the lead screw is rotatably connected between the inner walls of the semicircular grooves, the U-shaped block is connected to the circumferential surface of the lead screw through a lead screw nut and a screw thread, the two spring grooves are formed at the upper end of the U-shaped block, the two second springs are respectively and fixedly connected to the lower inner walls of the two spring grooves, and the two fixture blocks are respectively and fixedly connected to the upper ends of the two second springs; four clamping grooves are formed in the front end and the rear end of the sealing ring, and the clamping grooves are matched with the clamping blocks.
As an optimized scheme, every group two second springs all are provided with the telescopic link, two in the fixed establishment the upper and lower both ends of telescopic link are fixed with the lower inner wall in two spring grooves and the lower extreme of two fixture blocks respectively.
As an optimized scheme of the utility model, the upper end fixedly connected with hand wheel of valve shaft.
As an optimal scheme, every group the equal fixedly connected with turning block of right-hand member of lead screw in the fixed establishment, the tooth's socket has all been seted up on pivoted circumferential surface.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the turning block rotates in this scheme, the circumference surface slip of U type piece at the lead screw, the circumference surface that the valve plate was run through to the left end of U type piece slides to the sealing washer, sealing washer extrusion fixture block, make the second spring compressed, the fixture block contracts to the spring inslot, reach draw-in groove department when the fixture block, the sealing washer has not had the effort to the fixture block, second spring self elastic recovery drives the fixture block and gets back to the normal position, the fixture block card is gone into in the draw-in groove, this device makes to connect more closely between sealing washer and the valve plate, reduce the gap between sealing washer and the valve plate, the change is dismantled to the sealing washer to the convenience simultaneously.
2. The surface of toper post is more smooth in this scheme, can not exert an influence to the rotation of valve plate, and the toper post is the circular cone type, and toper post and first spring constitution conical surface mechanism make sealing washer and valve plate and connect more closely between the valve body in addition, prevent the seepage.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of the present invention;
fig. 2 is a first cross-sectional view of the present invention;
fig. 3 is a second cross-sectional view of the present invention;
fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention.
In the figure: 1. a valve body; 2. a hand wheel; 3. a valve shaft; 4. a valve plate; 5. a seal ring; 6. a tapered post; 7. a card slot; 8. a screw rod; 9. a U-shaped block; 10. a first spring; 11. a spring slot; 12. a second spring; 13. a clamping block; 14. a ring block; 15. an annular groove.
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.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions:
butterfly valve body of butterfly valve sealed face with become awl curved surface in succession includes:
the valve body 1 is rotationally connected with a valve shaft 3, and the upper end of the valve shaft 3 rotatably penetrates through the circumferential surface of the valve body 1 and extends upwards;
the valve plate 4 is fixedly connected to the circumferential surface of the valve shaft 3, and the valve plate 4 is positioned in the valve body 1;
the sealing ring 5 is arranged on the circumferential surface of the valve plate 4;
the sealing ring 5 is connected with the valve plate 4 through the four groups of fixing mechanisms to realize fixation; and
the multi-group conical surface mechanisms are all arranged in the valve body 1 to be more compact with the sealing ring 5.
In the embodiment of the present invention, the hand wheel 2 is rotated, the hand wheel 2 can drive the valve shaft 3 to rotate, the valve plate 4 rotates along with the valve shaft 3 to realize the functions of intercepting or cutting off air, the sealing ring 5 is sleeved on the valve plate 4, the rotating block is rotated, the U-shaped block 9 slides on the circumferential surface of the lead screw 8, the left end of the U-shaped block 9 penetrates through the circumferential surface of the valve plate 4 and slides into the sealing ring 5, the clamping block 13 is extruded by the sealing ring 5, the clamping block 13 is compressed, the clamping block 13 is contracted into the spring groove 11, when the clamping block 13 reaches the clamping groove 7, the sealing ring 5 has no acting force on the clamping block 13, the second spring 12 elastically returns to the original position to drive the clamping block 13, the clamping block 13 is clamped into the clamping groove 7, the surface of the conical column 6 is smooth, the rotation of the valve plate 4 is not affected, the conical column 6 is conical, the conical column 6 and the first spring 10 form a mechanism to make the connection between the sealing ring 5 and the valve plate 4 and the valve body 1 tighter, prevent the seepage, this device makes to be connected inseparabler between sealing washer 5 and the valve plate 4, reduces the gap between sealing washer 5 and the valve plate 4, and the change is dismantled to sealing washer 5 to the convenience simultaneously, and what need explain is: the specific type of the lead screw 8 and the lead screw nut are selected by the person skilled in the art, and the lead screw 8 and the lead screw nut belong to the prior art, which is not described in detail in the present embodiment.
Referring to fig. 2 specifically, an annular groove 15 is formed in the valve body 1, an annular block 14 is fixedly connected to the rear inner wall of the annular groove 15, each group of conical surface mechanisms includes a first spring 10 and a conical column 6, the first spring 10 is fixedly connected to the circumferential inner wall of the annular block 14, the conical column 6 is fixedly connected to the right end of the first spring 10, and the right end of the conical column 6 movably penetrates through the circumferential inner wall of the valve body 1.
In this embodiment: the conical column 6 and the first spring 10 form a conical surface mechanism, so that the sealing ring 5 and the valve plate 4 and the valve body 1 are connected more tightly, and leakage is prevented.
Referring to fig. 3 specifically, two semicircular grooves are formed at the front end and the rear end of the valve plate 4, each group of fixing mechanisms comprises a screw rod 8, a U-shaped block 9, two clamping blocks 13, two spring grooves 11 and two second springs 12, the screw rod 8 is rotatably connected between the inner walls of the semicircular grooves, the U-shaped block 9 is connected to the circumferential surface of the screw rod 8 through screw rod nuts and threads, the two spring grooves 11 are formed in the upper end of the U-shaped block 9, the two second springs 12 are fixedly connected to the lower inner walls of the two spring grooves 11 respectively, and the two clamping blocks 13 are fixedly connected to the upper ends of the two second springs 12 respectively; four clamping grooves 7 are formed in the front end and the rear end of the sealing ring 5, and the clamping grooves 7 are matched with the clamping blocks 13.
In this embodiment: the turning block rotates, U type piece 9 slides at the circumferential surface of lead screw 8, the circumferential surface that the left end of U type piece 9 runs through valve plate 4 slides to sealing washer 5, sealing washer 5 extrudes fixture block 13, make second spring 12 compressed, fixture block 13 contracts to in the spring groove 11, reach draw-in groove 7 department when fixture block 13, sealing washer 5 has not had the effort to fixture block 13, second spring 12 self elastic return drives fixture block 13 and returns the normal position, fixture block 13 card is gone into in draw-in groove 7, this device makes and is connected inseparabler between sealing washer 5 and the valve plate 4, reduce the gap between sealing washer 5 and the valve plate 4, the convenience is dismantled the change to sealing washer 5 simultaneously.
Referring to fig. 4, in each set of fixing mechanism, two second springs 12 are provided with telescopic rods, and the upper and lower ends of the two telescopic rods are fixed to the lower inner walls of the two spring grooves 11 and the lower ends of the two clamping blocks 13, respectively.
In this embodiment: the telescopic link can prevent that second spring 12 from receiving the compression or self elastic recovery from producing deformation for this device is more firm.
Specifically, referring to fig. 1, a hand wheel 2 is fixedly connected to an upper end of the valve shaft 3.
In this embodiment: the hand wheel 2 can conveniently rotate the valve shaft 3, so that the valve shaft 3 can be rotated more conveniently and simply.
Specifically, referring to fig. 1, the right end of the screw rod 8 in each set of fixing mechanism is fixedly connected with a rotating block, and the rotating circumferential surface is provided with tooth grooves.
In this embodiment: the rotating block and the tooth grooves can facilitate a user to rotate the screw rod 8, so that the device is more convenient to use.
The utility model discloses a theory of operation and use flow: the sealing ring 5 is sleeved on the valve plate 4, the rotating block is rotated, the U-shaped block 9 slides on the circumferential surface of the screw rod 8, the left end of the U-shaped block 9 penetrates through the circumferential surface of the valve plate 4 and slides into the sealing ring 5, the sealing ring 5 extrudes the clamping block 13, so that the second spring 12 is compressed, the clamping block 13 is contracted into the spring groove 11, when the clamping block 13 reaches the clamping groove 7, the sealing ring 5 has no acting force on the clamping block 13, the second spring 12 elastically returns to drive the clamping block 13 to the original position, the clamping block 13 is clamped into the clamping groove 7, the surface of the conical column 6 is smooth and cannot influence the rotation of the valve plate 4, the conical column 6 is conical, the conical column 6 and the first spring 10 form a conical mechanism, so that the sealing ring 5 and the valve plate 4 are connected more tightly with the valve body 1 to prevent leakage, the device ensures that the sealing ring 5 and the valve plate 4 are connected more tightly, and reduces the gap between the sealing ring 5 and the valve plate 4, meanwhile, the sealing ring 5 is convenient to disassemble and replace.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Butterfly valve body of butterfly valve sealed face with become awl curved surface in succession, its characterized in that includes:
the valve body (1), the valve shaft (3) is rotationally connected to the valve body (1), and the upper end of the valve shaft (3) penetrates through the circumferential surface of the valve body (1) in a rotating mode and extends upwards;
the valve plate (4), the valve plate (4) is fixedly connected to the circumferential surface of the valve shaft (3), and the valve plate (4) is positioned in the valve body (1);
the sealing ring (5) is arranged on the circumferential surface of the valve plate (4);
the sealing rings (5) are connected with the valve plate (4) through the four fixing mechanisms to realize fixation; and
the multi-group conical surface mechanisms are arranged in the valve body (1) to be more compact with the sealing ring (5).
2. The butterfly valve body with a butterfly valve sealing surface having a continuously tapered surface of claim 1, wherein: annular groove (15) have been seted up in valve body (1), the back inner wall fixedly connected with annular piece (14) of annular groove (15), every group conical surface mechanism all includes first spring (10) and toper post (6), first spring (10) fixed connection is in the circumference inner wall of annular piece (14), toper post (6) fixed connection is in the right-hand member of first spring (10), and the circumference inner wall of valve body (1) is run through in the right-hand member activity of toper post (6).
3. The butterfly valve body with a butterfly valve sealing surface having a continuously tapered surface of claim 2, wherein: the front end and the rear end of the valve plate (4) are respectively provided with two semicircular grooves, each group of fixing mechanisms respectively comprises a screw rod (8), a U-shaped block (9), two clamping blocks (13), two spring grooves (11) and two second springs (12), the screw rod (8) is rotatably connected between the inner walls of the semicircular grooves, the U-shaped block (9) is connected to the circumferential surface of the screw rod (8) through screw rod nuts and threads, the two spring grooves (11) are respectively formed in the upper end of the U-shaped block (9), the two second springs (12) are respectively and fixedly connected to the lower inner walls of the two spring grooves (11), and the two clamping blocks (13) are respectively and fixedly connected to the upper ends of the two second springs (12); four clamping grooves (7) are formed in the front end and the rear end of the sealing ring (5), and the clamping grooves (7) are matched with the clamping blocks (13).
4. A butterfly valve body with a continuously tapered butterfly valve sealing surface according to claim 3, wherein: and each group of fixing mechanisms is provided with two telescopic rods for the second springs (12), and the upper ends and the lower ends of the two telescopic rods are respectively fixed with the lower inner walls of the two spring grooves (11) and the lower ends of the two clamping blocks (13).
5. A butterfly valve body with a butterfly valve sealing surface having a continuously varying conical surface, according to claim 4, wherein: the upper end of the valve shaft (3) is fixedly connected with a hand wheel (2).
6. A butterfly valve body with a butterfly valve sealing surface having a continuously varying conical surface, according to claim 5, wherein: the right end of the screw rod (8) in each group of fixing mechanisms is fixedly connected with a rotating block, and tooth grooves are formed in the circumferential surface of the rotating block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120995212.3U CN214743639U (en) | 2021-05-11 | 2021-05-11 | Butterfly valve body with butterfly valve sealing surface with continuously variable cone curved surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120995212.3U CN214743639U (en) | 2021-05-11 | 2021-05-11 | Butterfly valve body with butterfly valve sealing surface with continuously variable cone curved surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214743639U true CN214743639U (en) | 2021-11-16 |
Family
ID=78620568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120995212.3U Expired - Fee Related CN214743639U (en) | 2021-05-11 | 2021-05-11 | Butterfly valve body with butterfly valve sealing surface with continuously variable cone curved surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214743639U (en) |
-
2021
- 2021-05-11 CN CN202120995212.3U patent/CN214743639U/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: 20211116 |