CN210462054U - Flange with good sealing performance - Google Patents
Flange with good sealing performance Download PDFInfo
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- CN210462054U CN210462054U CN201921114837.3U CN201921114837U CN210462054U CN 210462054 U CN210462054 U CN 210462054U CN 201921114837 U CN201921114837 U CN 201921114837U CN 210462054 U CN210462054 U CN 210462054U
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- flange
- wedge
- inclined plane
- groove
- ring
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
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Abstract
The utility model discloses a flange that leakproofness is good, including first flange, second flange, guiding gutter, flowing back groove, first waterproof ring, the waterproof ring of second, locking plate, tapered end, spread groove, fixture block, bolt hole, arc wall, wedge, first inclined plane, sealing ring, wedge, second inclined plane and ring groove. The utility model discloses rational in infrastructure, derive the rainwater that falls into first flange top through guiding gutter and flowing back groove, avoid the first flange of rainwater erosion, connect the inside at spread groove and arc wall with the fixture block, the fixture block prevents steam and gets into, the wedge of first flange one end is connected with the wedge cooperation of second flange one end, first inclined plane and the inseparable laminating of second inclined plane, first inclined plane and second inclined plane prevent steam and get into, mutually support through sealing ring and ring groove, strengthen the sealing of first flange and second flange joint, waterproof sealing performance is better.
Description
Technical Field
The utility model relates to a flange specifically is a flange that leakproofness is good, belongs to flange manufacturing application technical field.
Background
The flange is also called flange disc or flange, and the flange is a part for connecting the shaft and is used for connecting pipe ends; the flange on the inlet and the outlet of the equipment is also used for connecting the two pieces of equipment, such as a speed reducer flange, a flange connection or a flange joint, and the flange, the gasket and the bolt are connected with each other to form a detachable connection of a combined sealing structure.
The flange is adopted to connect usually in current pipe connection, and current outdoor pipeline flange rainwater is detained easily at the lateral wall of flange, corrodes the outer wall of flange easily, and the flange does not have the structure that blocks water, and the steam in the air enters into the inside of flange through the junction of flange easily, causes the inside corrosion of flange, and current flange leakproofness is not good, can not prevent steam and get into to it is relatively poor to cause the leakproofness of flange. Therefore, a flange with good sealing performance is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a flange with good sealing performance for solving the above problems.
The utility model realizes the purpose through the following technical proposal, a flange with good sealing performance comprises a first flange, a second flange, a waterproof device and a sealing device;
the waterproof device comprises a diversion trench, a liquid discharge trench, a first waterproof ring, a second waterproof ring, a locking plate and a lock head, wherein the diversion trench is formed in the neck of the first flange, one end of the diversion trench is communicated with the liquid discharge trench, the bottom end of the first flange is fixedly connected with the first waterproof ring, one end of the second flange is fixedly connected with the second waterproof ring, the locking plate is arranged at one end of the first waterproof ring, and the lock head is fixedly connected at one end of the locking plate;
sealing device includes spread groove, fixture block, bolt hole, arc wall, wedge, first inclined plane, sealing ring, wedge, second inclined plane and ring groove, the bolt hole has all been opened to the inside of first flange and second flange, open the inside of first flange has the arc wall, open the inside of second flange has the spread groove, the fixture block is connected in the arc wall joint, the one end fixed connection wedge of first flange, the one end of wedge is equipped with first inclined plane, the one end fixed connection sealing ring on first inclined plane, open the one end of second flange has the wedge, the bottom of wedge is equipped with the second inclined plane, open the one end on second inclined plane has ring groove.
Preferably, the number of the guide grooves is two, and the bottom ends of the two guide grooves annularly surround the bottom end of the neck portion of the first flange.
Preferably, the first inclined plane of the bottom end of the wedge-shaped block is connected with the second inclined plane of the bottom end of the wedge-shaped groove in a matched mode.
Preferably, the sealing ring at the bottom end of the wedge-shaped block is connected with the annular clamping groove at the bottom end of the wedge-shaped groove in a matched mode.
Preferably, the arc-shaped groove in the first flange corresponds to the connecting groove in the second flange one by one, and the connecting groove is communicated with the bottom end of the arc-shaped groove.
Preferably, the diameter of the first waterproof ring is larger than that of the second waterproof ring, and the first waterproof ring is sleeved on the outer side of the second waterproof ring.
The utility model has the advantages that:
1. the bolt hole through first flange and second flange top is fixed with first flange and second flange, makes first flange be located the top of second flange, and first waterproof ring cup joints with the waterproof ring of second, through locking plate and tapered end with the position mounting of first waterproof ring and the waterproof ring of second, prevents then that steam from getting into the junction of first flange and second flange, avoids steam to corrode to first flange and second flange inside.
2. Derive the rainwater that falls into first flange top through guiding gutter and flowing back groove, avoid the first flange of rainwater erosion, connect the inside at spread groove and arc wall with the fixture block, the fixture block prevents steam and gets into, the wedge of first flange one end is connected with the wedge cooperation of the wedge of second flange one end, first inclined plane and the inseparable laminating of second inclined plane, first inclined plane and second inclined plane prevent steam and get into, mutually support through sealing ring and ring groove, strengthen the sealed of first flange and second flange junction, sealing waterproof performance is better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the utility model at A;
fig. 3 is a top view of the present invention;
fig. 4 is the position schematic diagram of the first flange, the second flange, the locking plate and the lock head of the present invention.
In the figure: 1. first flange, 2, second flange, 3, guiding gutter, 4, flowing back groove, 5, first waterproof ring, 6, the waterproof ring of second, 7, locking plate, 8, tapered end, 9, spread groove, 10, fixture block, 11, bolt hole, 12, arc wall, 13, wedge, 14, first inclined plane, 15, sealing ring, 16, wedge, 17, second inclined plane, 18, ring groove.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-4, a flange with good sealing performance includes a first flange 1, a second flange 2, a waterproof device and a sealing device;
the waterproof device comprises a diversion trench 3, a liquid discharge trench 4, a first waterproof ring 5, a second waterproof ring 6, a locking plate 7 and a locking head 8, the diversion trench 3 is formed in the neck of the first flange 1, one end of the diversion trench 3 is communicated with the liquid discharge trench 4, the bottom end of the first flange 1 is fixedly connected with the first waterproof ring 5, one end of the second flange 2 is fixedly connected with the second waterproof ring 6, the locking plate 7 is arranged at one end of the first waterproof ring 5, and one end of the locking plate 7 is fixedly connected with the locking head 8, so that water vapor is prevented from entering, and the corrosion of rainwater to the flanges is reduced;
sealing device includes spread groove 9, fixture block 10, bolt hole 11, arc wall 12, wedge 13, first inclined plane 14, sealing ring 15, wedge 16, second inclined plane 17 and ring groove 18, bolt hole 11 has all been opened to the inside of first flange 1 and second flange 2, arc 12 is opened to the inside of first flange 1, spread groove 9 has been opened to the inside of second flange 2, the clamping block 10 is connected in the arc 12, the one end fixed connection wedge 13 of first flange 1, the one end of wedge 13 is equipped with first inclined plane 14, the one end fixed connection sealing ring 15 on first inclined plane 14, the one end of second flange 2 is opened there is wedge 16, the bottom of wedge 16 is equipped with second inclined plane 17, the one end on second inclined plane 17 is opened there is ring groove 18, strengthens sealedly.
The number of the guide grooves 3 is two, and the bottom ends of the two guide grooves 3 annularly surround the bottom end of the neck of the first flange 1, so that the retained rainwater can be guided conveniently, and the corrosion of the rainwater to the flange is avoided; the first inclined surface 14 at the bottom end of the wedge block 13 is in matched connection with the second inclined surface 17 at the bottom end of the wedge groove 16, so that the sealing of the first flange 1 and the second flange 2 is enhanced; the sealing ring 15 at the bottom end of the wedge-shaped block 13 is matched and connected with the annular clamping groove 18 at the bottom end of the wedge-shaped groove 16, so that sealing is enhanced; the arc-shaped grooves 12 in the first flange 1 correspond to the connecting grooves 9 in the second flange 2 one by one, and the connecting grooves 9 are communicated with the bottom ends of the arc-shaped grooves 12 to prevent water vapor from entering; the diameter of first waterproof ring 5 is greater than the diameter of second waterproof ring 6, and first waterproof ring 5 cup joints in the outside of second waterproof ring 6, is convenient for strengthen being connected of first flange 1 and second flange 2, avoids steam to get into simultaneously.
When the utility model is used, the first flange 1 and the second flange 2 are fixed through the bolt holes 11 at the top of the first flange 1 and the second flange 2, so that the first flange 1 is positioned at the top of the second flange 2, the first waterproof ring 5 is sleeved with the second waterproof ring 6, the first waterproof ring 5 and the second waterproof ring 6 are fixed through the locking plate 7 and the locking head 8, then, water vapor is prevented from entering the joint of the first flange 1 and the second flange 2, the water vapor is prevented from eroding the first flange 1 and the second flange 2, rainwater falling into the top of the first flange 1 is led out through the diversion trench 3 and the liquid discharge trench 4, the rainwater is prevented from eroding the first flange 1, the clamping block 10 is connected in the connecting trench 9 and the arc-shaped trench 12, the clamping block 10 prevents the water vapor from entering, the wedge-shaped block 13 at one end of the first flange 1 is matched and the wedge-shaped trench 16 at one end of the second flange 2, the first inclined plane 14 and the second inclined plane 17 are tightly attached, the first inclined plane 14 and the second inclined plane 17 prevent water vapor from entering, the sealing of the joint of the first flange 1 and the second flange 2 is enhanced through the mutual matching of the sealing ring 15 and the annular clamping groove 18, and the sealing and waterproof performance is good.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a flange that leakproofness is good which characterized in that: comprises a first flange (1), a second flange (2), a waterproof device and a sealing device;
the waterproof device comprises a diversion trench (3), a liquid discharge trench (4), a first waterproof ring (5), a second waterproof ring (6), a locking plate (7) and a locking head (8), wherein the diversion trench (3) is formed in the neck of the first flange (1), one end of the diversion trench (3) is communicated with the liquid discharge trench (4), the bottom end of the first flange (1) is fixedly connected with the first waterproof ring (5), one end of the second flange (2) is fixedly connected with the second waterproof ring (6), the locking plate (7) is arranged at one end of the first waterproof ring (5), and one end of the locking plate (7) is fixedly connected with the locking head (8);
the sealing device comprises a connecting groove (9), a clamping block (10), a bolt hole (11), an arc-shaped groove (12), a wedge-shaped block (13), a first inclined plane (14), a sealing ring (15), a wedge-shaped groove (16), a second inclined plane (17) and an annular clamping groove (18), wherein the bolt hole (11) is formed in the first flange (1) and the second flange (2), the arc-shaped groove (12) is formed in the first flange (1), the connecting groove (9) is formed in the second flange (2), the clamping block (10) is connected in the arc-shaped groove (12) in a clamping manner, the wedge-shaped block (13) is fixedly connected to one end of the first flange (1), the first inclined plane (14) is arranged at one end of the wedge-shaped block (13), the sealing ring (15) is fixedly connected to one end of the first inclined plane (14), the wedge-shaped groove (16) is formed at one end of the second flange (2), the bottom of wedge groove (16) is equipped with second inclined plane (17), the one end of second inclined plane (17) is opened has ring groove (18).
2. The flange with good sealing performance as claimed in claim 1, wherein: the number of the guide grooves (3) is two, and the bottom ends of the two guide grooves (3) are annularly surrounded at the bottom end of the neck of the first flange (1).
3. The flange with good sealing performance as claimed in claim 1, wherein: the first inclined plane (14) at the bottom end of the wedge-shaped block (13) is connected with the second inclined plane (17) at the bottom end of the wedge-shaped groove (16) in a matched mode.
4. The flange with good sealing performance as claimed in claim 1, wherein: and a sealing ring (15) at the bottom end of the wedge-shaped block (13) is connected with an annular clamping groove (18) at the bottom end of the wedge-shaped groove (16) in a matching manner.
5. The flange with good sealing performance as claimed in claim 1, wherein: the arc-shaped groove (12) in the first flange (1) and the connecting groove (9) in the second flange (2) are in one-to-one correspondence, and the connecting groove (9) is communicated with the bottom end of the arc-shaped groove (12).
6. The flange with good sealing performance as claimed in claim 1, wherein: the diameter of the first waterproof ring (5) is larger than that of the second waterproof ring (6), and the first waterproof ring (5) is sleeved on the outer side of the second waterproof ring (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921114837.3U CN210462054U (en) | 2019-07-16 | 2019-07-16 | Flange with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921114837.3U CN210462054U (en) | 2019-07-16 | 2019-07-16 | Flange with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210462054U true CN210462054U (en) | 2020-05-05 |
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ID=70445709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921114837.3U Active CN210462054U (en) | 2019-07-16 | 2019-07-16 | Flange with good sealing performance |
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| Country | Link |
|---|---|
| CN (1) | CN210462054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096986A (en) * | 2020-10-09 | 2020-12-18 | 张家港华日法兰有限公司 | Flange with good sealing performance and machining method thereof |
-
2019
- 2019-07-16 CN CN201921114837.3U patent/CN210462054U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096986A (en) * | 2020-10-09 | 2020-12-18 | 张家港华日法兰有限公司 | Flange with good sealing performance and machining method thereof |
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