CN218719507U - Large-size sanitary flange - Google Patents
Large-size sanitary flange Download PDFInfo
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- CN218719507U CN218719507U CN202222861989.8U CN202222861989U CN218719507U CN 218719507 U CN218719507 U CN 218719507U CN 202222861989 U CN202222861989 U CN 202222861989U CN 218719507 U CN218719507 U CN 218719507U
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- flange
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- sanitary
- flat
- gasket
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Abstract
The utility model discloses a large-specification sanitary flange, which comprises a first flange and a second flange, wherein the first flange is fixedly arranged on the outer surface of one end of the second flange, the middle positions of the first flange and the second flange are respectively provided with a flat joint for butting a pipe body, the first flange and the second flange are butted and fixed through four fixing bolts, and the outer surfaces of the first flange and the second flange are respectively provided with four groups of circular notches matched with the fixing bolts for use; through the first flange, the second flange and the flat joint that set up the integral type structure, can promote the whole leakproofness of this big specification sanitary flange, it utilizes the car system flange to replace sanitary clamp fixed knot to construct, still has the clamp gasket as the flat pad of health, satisfies the sanitary requirement, and car system flange fixed seal effect is more stable simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the flange is relevant, specifically be big specification health flange.
Background
This big specification health flange is a flange structure that is used for medical appliances pipe connection, utilizes its hose construction that can be used for butt joint transport medicine, plays to linking fixed action between many hoses, makes things convenient for the liquid medicine to carry the operation.
The sanitary flange disclosed in CN206352993U includes an annular base, a neck capable of being sleeved outside a pipe end is connected above the base, an eyelet for inserting a bolt is formed on the base, an annular groove is further formed on the base, and the central axis of the groove coincides with the central axis of the base. The groove is positioned at the inner side of the hole, and the notch of the groove faces downwards. The sanitary flange further comprises an O-shaped sealing ring, two thirds to four fifths of the O-shaped sealing ring are located in the groove, and the rest part of the O-shaped sealing ring is located outside the groove. The utility model discloses in the installation, can pack the sealing washer into the recess earlier in aseptic or low polluted environment, again in service environment mounting flange to reduce the pollutant between entering O type sealing washer that service environment caused and the base, reduce bacterial growing's probability.
The large-size sanitary flange has certain defects in use, the traditional large-size sanitary flange is directly installed in a flange structure and is connected with the flange through a flange gasket, and the sanitary flange is not in a sanitary structure and is poor in sanitary effect; secondly or adopt sanitary clamp loose joint, the in-service use discovers that its sealing reliability of large specification flange structure is unstable, and its clamp structure takes place the deformation easily during processing, and sanitary clamp is 304's foundry goods, and the foundry goods deformation is big, and the part precision is low, is the reason that causes the sealing reliability unstable.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be:
1. the traditional large-size sanitary flange is directly installed by adopting a flange structure and is connected with the flange through a flange gasket, so that the sanitary flange is not a sanitary structure and has poor sanitary effect;
2. the sanitary clamp loose joint is adopted, and in actual use, the sealing reliability of a large-specification flange structure is unstable, the clamp structure is easy to deform during machining, the sanitary clamp is a 304 casting, the casting has large deformation and low part precision, and the reason for unstable sealing reliability is caused.
The purpose of the utility model can be realized by the following technical scheme:
the large-size sanitary flange comprises a first flange and a second flange, wherein the first flange is fixedly installed on the outer surface of one end of the second flange, flat joints for butting a pipe body are arranged at the middle positions of the first flange and the second flange, the first flange and the second flange are fixedly butted through four fixing bolts, and four groups of circular notches matched with the fixing bolts are formed in the outer surfaces of the first flange and the second flange.
As a further technical scheme of the utility model, first flange and plain joint and second flange and plain joint are all through car preparation method integrated into one piece, be equipped with the clamp gasket between first flange and the second flange, utilize the setting of clamp gasket, can promote the leakproofness between first flange and the second flange, adopt car preparation method integrated into one piece to add man-hour between the plain joint of first flange and second flange, first flange, second flange and plain joint structure as an organic whole can, have better leakproofness, flange structure after the while integrated into one piece, can be when first flange and second flange butt joint installation, directly accomplish the installation operation to the plain joint, simplify its installation steps.
As a further technical scheme of the utility model, the internal surface of first flange and second flange all is equipped with and is used for docking clamp gasket recess, utilizes the setting of recess, can promote the installation effect of clamp gasket.
As the utility model discloses a further technical scheme, first flange and plain joint and second flange and plain joint all adopt concatenation formula fixed connection, the tip of plain joint is provided with the butt joint fixture block, and the inboard of first flange and second flange all is equipped with the recess that the cooperation butt joint fixture block used, adopts concatenation formula mounting structure, docks the butt joint fixture block of two sets of plain joints each other during the operation, installs corresponding first flange and second flange on two sets of plain joints again, utilizes first flange and second flange to carry out butt joint between two sets of plain joints fixedly.
As the utility model discloses a further technical scheme is equipped with the clamp gasket between two sets of butt joint fixture blocks, and the surface of two sets of butt joint fixture blocks all is equipped with the recess that cooperation clamp gasket used, and the clamp gasket can be to playing sealed effect between two sets of flush joints of concatenation formula installation, avoids appearing the seepage phenomenon.
As a further technical scheme of the utility model, fixing bolt's one end is equipped with hexagon nut, and hexagon nut's side is equipped with the plain washer, and fixing bolt's the other end has cup jointed the elasticity packing ring.
The utility model has the advantages that: the utility model discloses an adopt the first flange of car system mode processing, second flange and flat joint, make its integrated into one piece, utilize the setting of clamp gasket, can promote the leakproofness between first flange and the second flange, when adopting car system integrated into one piece processing between the flat joint of first flange and second flange, first flange, second flange and flat joint structure as an organic whole, have better leakproofness, flange structure after the integrated into one piece simultaneously, can be when first flange and second flange butt joint installation, directly accomplish the installation operation to the flat joint, simplify its installation procedure, through setting up the first flange of integrated into one piece structure, second flange and flat joint, can promote the overall leakproofness of this big specification sanitary flange, it utilizes the car system flange to replace sanitary clamp fixed knot to construct, still there is the clamp gasket as sanitary flat cushion, satisfy the sanitary requirement, the fixed sealed effect of car system flange is more stable simultaneously;
through the flat joint who sets up the concatenation formula structure, when this big specification health flange uses, the flat joint adopts concatenation formula mounting structure, dock the butt joint fixture block of two sets of flat joints each other during the operation, again install corresponding first flange and second flange on two sets of flat joints, it is fixed to dock between two sets of flat joints to utilize first flange and second flange, utilize the concatenation of flat joint, fix through first flange and second flange, replace traditional clamp fixed knot and construct, the leakproofness is better, first flange and second flange adopt the fixed flat joint of gland mode simultaneously, cooperation clamp gasket both satisfied the health requirement, sealed stable has also been satisfied.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings. FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a plan view of the first flange and the second flange of the splicing structure of the present invention;
fig. 3 is a plan structure view of the first flange and the second flange of the vehicle type structure of the present invention.
In the figure: 1. a first flange; 2. fixing the bolt; 3. a flat joint; 4. a clamp gasket; 5. a hexagonal nut; 6. butting the clamping blocks; 7. a second flange; 8. an elastic washer; 9. a flat washer.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the large-sized sanitary flange comprises a first flange 1 and a second flange 7, wherein the first flange 1 is fixedly installed on the outer surface of one end of the second flange 7, flat joints 3 for butting against a pipe body are arranged at the middle positions of the first flange 1 and the second flange 7, the first flange 1 and the second flange 7 are butted and fixed through four fixing bolts 2, and four groups of circular notches matched with the fixing bolts 2 are formed in the outer surfaces of the first flange 1 and the second flange 7.
Example 1
The internal surface of first flange 1 and second flange 7 all is equipped with and is used for butt joint clamp gasket 4 recess, utilizes the setting of recess, can promote the installation effect of clamp gasket 4.
Example 2
The first flange 1 and the butt joint 3, the second flange 7 and the butt joint 3 are fixedly connected in a splicing mode, the end portion of the butt joint 3 is provided with a butt joint clamping block 6, grooves matched with the butt joint clamping block 6 are formed in the inner sides of the first flange 1 and the second flange 7, a splicing installation structure is adopted, the butt joint clamping blocks 6 of the two groups of the butt joints 3 are mutually butted during operation, the corresponding first flange 1 and the corresponding second flange 7 are installed on the two groups of the butt joints 3, and the first flange 1 and the second flange 7 are used for butt joint fixing between the two groups of the butt joints 3.
Be equipped with clamp gasket 4 between two sets of butt joint fixture blocks 6, the surface of two sets of butt joint fixture blocks 6 all is equipped with the recess that cooperation clamp gasket 4 used, and clamp gasket 4 can play sealed effect to between two sets of flush joints 3 of concatenation formula installation, avoids appearing the seepage phenomenon.
One end of the fixing bolt 2 is provided with a hexagon nut 5, the side edge of the hexagon nut 5 is provided with a flat washer 9, and the other end of the fixing bolt 2 is sleeved with an elastic washer 8.
The large-size sanitary flange is characterized in that a first flange 1, a second flange 7 and a flat joint 3 are machined in a turning mode to be integrally formed, the arrangement of a hoop gasket 4 is utilized, the sealing performance between the first flange 1 and the second flange 7 can be improved, when the flat joint 3 of the first flange 1 and the second flange 7 is integrally machined in a turning mode, the first flange 1, the second flange 7 and the flat joint 3 are of an integrated structure and have better sealing performance, meanwhile, the integrally formed flange structure can be used for directly completing the installation operation of the flat joint 3 when the first flange 1 and the second flange 7 are in butt joint installation, the installation steps are simplified, the integral sealing performance of the large-size sanitary flange can be improved by arranging the first flange 1, the second flange 7 and the flat joint 3 of the integrated structure, the lathing flange is used for replacing a sanitary hoop fixing structure, the hoop gasket 4 still serves as a sanitary flat cushion, the sanitary requirement is met, and the fixing and sealing effect of the lathing flange is more stable;
through the flat joint 3 that sets up the concatenation formula structure, when this big specification sanitary flange uses, flat joint 3 adopts concatenation formula mounting structure, dock butt joint fixture block 6 of two sets of flat joints 3 each other during the operation, install corresponding first flange 1 and second flange 7 on two sets of flat joints 3 again, utilize first flange 1 and second flange 7 to carry out butt joint between two sets of flat joints 3 and fix, utilize the concatenation of flat joint 3, fix through first flange 1 and second flange 7, replace traditional clamp fixed knot structure, the leakproofness is better, it is fixed flat joint 3 that first flange 1 and second flange 7 adopt the gland mode simultaneously, cooperation clamp gasket 4 had both satisfied the health requirement, it is stable also to have satisfied sealed.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. The large-specification sanitary flange is characterized by comprising a first flange (1) and a second flange (7), wherein the first flange (1) is fixedly installed on the outer surface of one end of the second flange (7), flat joints (3) used for butting a pipe body are arranged in the middle positions of the first flange (1) and the second flange (7), the first flange (1) and the second flange (7) are butted and fixed through four fixing bolts (2), and four groups of circular notches matched with the fixing bolts (2) for use are formed in the outer surfaces of the first flange (1) and the second flange (7).
2. Large format sanitary flange according to claim 1, characterised in that the first flange (1) and the flat joint (3) and the second flange (7) and the flat joint (3) are formed integrally by lathing, a band gasket (4) being provided between the first flange (1) and the second flange (7).
3. Large format sanitary flange according to claim 2, characterised in that the inner surfaces of the first (1) and second (7) flanges are provided with grooves for abutting the band gasket (4).
4. The large-size sanitary flange according to claim 1, wherein the first flange (1) and the plain joint (3) and the second flange (7) and the plain joint (3) are fixedly connected in a splicing manner, the end part of the plain joint (3) is provided with a butt-joint fixture block (6), and the inner sides of the first flange (1) and the second flange (7) are provided with grooves matched with the butt-joint fixture block (6).
5. A large-format sanitary flange according to claim 4, characterized in that a hoop gasket (4) is arranged between the two sets of butt-joint clamping blocks (6), and the surfaces of the two sets of butt-joint clamping blocks (6) are provided with grooves matched with the hoop gasket (4).
6. The large-format sanitary flange according to claim 5, characterized in that one end of the fixing bolt (2) is provided with a hexagon nut (5), the side of the hexagon nut (5) is provided with a flat washer (9), and the other end of the fixing bolt (2) is sleeved with an elastic washer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222861989.8U CN218719507U (en) | 2022-10-28 | 2022-10-28 | Large-size sanitary flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222861989.8U CN218719507U (en) | 2022-10-28 | 2022-10-28 | Large-size sanitary flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218719507U true CN218719507U (en) | 2023-03-24 |
Family
ID=85595661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222861989.8U Active CN218719507U (en) | 2022-10-28 | 2022-10-28 | Large-size sanitary flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218719507U (en) |
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2022
- 2022-10-28 CN CN202222861989.8U patent/CN218719507U/en active Active
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