CN218063821U - Flange structure and liquid distribution system - Google Patents
Flange structure and liquid distribution system Download PDFInfo
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- CN218063821U CN218063821U CN202221622770.6U CN202221622770U CN218063821U CN 218063821 U CN218063821 U CN 218063821U CN 202221622770 U CN202221622770 U CN 202221622770U CN 218063821 U CN218063821 U CN 218063821U
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Abstract
The utility model discloses a flange structure and join in marriage liquid system, the flange structure includes first flange, the second flange, first sealing washer and second sealing washer, first flange be used for with jar body fixed, first flange is equipped with first logical chamber, first logical chamber is used for communicating with each other with the inner chamber of the jar body, the second flange is fixed with first flange, first flange is located between the second flange and the jar body, first sealing washer and second sealing washer interval are established between first flange and second flange, first sealing washer is located the ring inboard of second sealing washer. The first sealing ring and the second sealing ring are arranged between the first flange and the second flange to form two seals; because of the jar body bears be that have volatility and highly toxic material, consequently, after first sealing washer was corroded and loses sealed function gradually, the second sealing washer can continue to play sealed effect, ensures can not lead to the sealed effect to worsen because of the inefficacy of first sealing washer, and then guarantees the sealing performance of flange structure to the jar body.
Description
Technical Field
The utility model relates to a liquid technical field is joined in marriage in the pharmacy, especially relates to a flange structure and join in marriage liquid system.
Background
In the pharmaceutical industry, the mixing, heating and other processing processes of liquid medicine are generally involved, and all the processing processes need to use a tank (a process container, a pressure container, a reaction kettle and the like). Because the volume of the tank body is small, a flange structure is required to be configured according to the requirement of GB150 so as to ensure the pressure-bearing requirement of the tank body and the arrangement of the top filling process holes.
The materials in the tank body are generally volatile and even highly toxic, and have high sealing requirements for the flange structure. However, the traditional flange structure has poor sealing performance and is difficult to meet the sealing requirement of the tank body.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide a flange structure and a liquid distribution system; the sealing performance of the flange structure is better, so that the sealing requirement on the tank body is met.
The technical scheme is as follows:
one embodiment provides a flange structure comprising:
the first flange is used for being fixed with the tank body and provided with a first through cavity which is used for being communicated with the inner cavity of the tank body;
the second flange is fixed with the first flange, and the first flange is positioned between the second flange and the tank body;
the first sealing ring and the second sealing ring are arranged between the first flange and the second flange at intervals, and the first sealing ring is positioned on the inner side of the ring of the second sealing ring.
In the flange structure, the first flange is fixed with the tank body, the second flange is fixed with the first flange, and the first sealing ring and the second sealing ring are arranged between the first flange and the second flange, so that two seals are formed; because of the jar body bears be that the material that has volatility and high toxicity, consequently, after first sealing washer is corroded and loses sealing function gradually, the second sealing washer can continue to play sealed effect, ensures not to lead to the sealing effect to worsen because of the inefficacy of first sealing washer, and then guarantees the sealing performance of flange structure to the jar body.
The technical solution is further explained below:
in one embodiment, the second flange is provided with a first annular groove and a second annular groove, the first annular groove is positioned on the inner side of the second annular groove, and the notch of the first annular groove and the notch of the second annular groove face the first flange;
a part of the first sealing ring is positioned in the first annular groove and is abutted against the second flange, and the other part of the first sealing ring is abutted against the first flange;
and one part of the second sealing ring is positioned in the second annular groove and is abutted with the second flange, and the other part of the second sealing ring is abutted with the first flange.
In one embodiment, the first annular groove is an annular groove, and the first sealing ring is arranged in a circular shape to be matched with the first annular groove; the second ring channel is the annular groove, the second sealing washer is circular setting, in order with second annular groove looks adaptation.
In one embodiment, the second flange is provided with a first through hole, the first through hole is communicated with the first through cavity, and the first through hole is used for fixing a first pipeline and the second flange so as to communicate the first pipeline with the tank body.
In one embodiment, the second flange is further provided with a plurality of second through holes, the second through holes are communicated with the first through cavity and are arranged on the periphery of the first through hole at intervals in a surrounding manner, the second through holes are located on the inner side of the ring of the first annular groove, and the second through holes are used for fixing a second pipeline and the second flange so as to be used for communicating the second pipeline with the tank body.
In one embodiment, the first through hole has a first tapered portion located on a side of the first through hole facing the first flange; the first conical part is provided with a first large opening end and a first small opening end, and the first large opening end is positioned on one side of the first conical part facing the first flange;
the second through hole is provided with a second conical part, and the second conical part is positioned on one side of the second through hole, which faces the first flange; the second tapered portion has a second large-opening end and a second small-opening end, and the second large-opening end is located on one side of the second tapered portion facing the first flange.
In one embodiment, the second flange is further provided with a first fixing hole, the first fixing hole is provided with at least two holes and surrounds the periphery of the first through hole at intervals, and the first fixing hole is used for fixing the first pipeline and the second flange;
the second flange is also provided with second fixing holes, at least two second fixing holes are arranged on the periphery of each second through hole at intervals, and the second fixing holes are used for fixing the second pipeline and the second flange.
In one embodiment, the first sealing ring and the second sealing ring are both made of polytetrafluoroethylene or ethylene propylene diene monomer.
In one embodiment, the flange structure further comprises at least one fixing member for fixing the second flange to the first flange.
Another embodiment provides a liquid distribution system, comprising a tank and a flange structure according to any one of the above-mentioned aspects.
According to the liquid preparation system, the tank body is sealed and installed by adopting the flange structure, so that the sealing performance of the tank body after installation is ensured.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Furthermore, the figures are not drawn to scale with 1:1, and the relative sizes of the various elements in the figures are drawn for illustration only, and not necessarily to true scale.
Fig. 1 is an exploded view of a flange structure according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a first flange of the embodiment of FIG. 1;
FIG. 3 is a schematic cross-sectional view of a second flange of the embodiment of FIG. 1;
FIG. 4 is an enlarged view of a portion of the first annular groove and the second annular groove of the second flange of the embodiment of FIG. 1;
fig. 5 is a top view of the overall structure of the second flange in the embodiment of fig. 1.
Reference is made to the accompanying drawings in which:
110. a first flange; 111. a first through cavity; 120. a second flange; 121. a first annular groove; 122. a second annular groove; 123. a first through hole; 1231. a first tapered portion; 124. a second through hole; 1241. a second tapered portion; 125. a second fixing hole; 210. a first seal ring; 220. and a second seal ring.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings:
in order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
Referring to fig. 1, one embodiment provides a flange structure including a first flange 110, a second flange 120, a first gasket 210, and a second gasket 220. Wherein: the first flange 110 is used for being fixed with the tank body, the first flange 110 is provided with a first through cavity 111, and the first through cavity 111 is used for being communicated with an inner cavity of the tank body.
As shown in fig. 1 and fig. 2, the first flange 110 is annularly disposed, an annular cavity of the first flange 110 forms a first through cavity 111, and the first flange 110 may be fixed to a top port of the tank by welding, so that the first through cavity 111 is communicated with an inner cavity of the tank.
The second flange 120 is fixed to the first flange 110, and the first flange 110 is located between the second flange 120 and the can body.
The second flange 120 is detachably fixed to the first flange 110 for attachment and detachment.
As shown in fig. 1, the first seal ring 210 and the second seal ring 220 are provided at intervals between the first flange 110 and the second flange 120, and the first seal ring 210 is located inside the ring of the second seal ring 220.
For example, the first sealing ring 210 and the second sealing ring 220 are both circular rubber rings, the diameter of the first sealing ring 210 is smaller than that of the second sealing ring 220, and the first sealing ring 210 and the second sealing ring 220 are arranged at intervals and are both clamped between the first flange 110 and the second flange 120, so as to form two seals.
In the flange structure, a first flange 110 is fixed with the tank body, a second flange 120 is fixed with the first flange 110, and a first sealing ring 210 and a second sealing ring 220 are arranged between the first flange 110 and the second flange 120, so that two seals are formed; because of the jar body bears be that the material that has volatility and high toxicity, consequently, after first sealing washer 210 is corroded and loses sealing function gradually, second sealing washer 220 can continue to play sealed effect, ensures not to lead to the sealing effect to worsen because of the inefficacy of first sealing washer 210, and then guarantees the sealing performance of flange structure to the jar body to reduce the accident rate because of revealing the material and leading to.
In one embodiment, referring to fig. 1, 3 and 4, the second flange 120 is provided with a first annular groove 121 and a second annular groove 122, the first annular groove 121 is located on the inner side of the second annular groove 122, and the notch of the first annular groove 121 and the notch of the second annular groove 122 face the first flange 110.
As shown in fig. 1 and 4, the second flange 120 is located above the first flange 110, and the notch of the first annular groove 121 and the notch of the second annular groove 122 are both directed downward.
A portion of the first seal ring 210 is positioned in the first annular groove 121 and abuts the second flange 120, and another portion of the first seal ring 210 abuts the first flange 110.
A portion of the second seal ring 220 is positioned within the second annular groove 122 and abuts the second flange 120, and another portion of the second seal ring 220 abuts the first flange 110.
With this arrangement, a part of the first seal ring 210 is received in the first annular groove 121, and the other part is tightly abutted against the first flange 110 by the pressing force generated by the fixation of the second flange 120 to the first flange 110, thereby achieving sealing. Similarly, a portion of the second sealing ring 220 is accommodated in the second annular groove 122, and another portion of the second sealing ring is tightly pressed against the first flange 110 by the pressing force generated by the fixing of the second flange 120 and the first flange 110, so as to achieve sealing. In addition, so set up, only arrange first sealing washer 210 and second sealing washer 220 on second flange 120 equivalently, can ensure that whole sealed effective area of contact is great, can guarantee again that material and liquid medicine are difficult for remaining in the sealing washer when second flange 120 is demolishd from first flange 110 to improve the standard reaching rate of liquid medicine.
In one embodiment, the first annular groove 121 is an annular groove, and the first sealing ring 210 is circularly disposed to fit with the first annular groove 121. The second annular groove 122 is an annular groove, and the second sealing ring 220 is circularly arranged to be matched with the second annular groove 122.
In one embodiment, referring to fig. 1, 3 and 5, the second flange 120 is provided with a first through hole 123, the first through hole 123 is communicated with the first through cavity 111, and the first through hole 123 is used for fixing the first pipeline and the second flange 120 so as to communicate the first pipeline with the tank body.
In one embodiment, referring to fig. 1, 3 to 5, the second flange 120 is further provided with a second through hole 124, the second through hole 124 is communicated with the first through cavity 111, the second through hole 124 is provided in a plurality and is spaced around the periphery of the first through hole 123, the second through hole 124 is located inside the ring of the first annular groove 121, and the second through hole 124 is used for fixing the second pipeline and the second flange 120 so as to communicate the second pipeline with the tank.
As shown in fig. 5, the second flange 120 is substantially in the shape of a circular plate, the middle of the second flange 120 is provided with a first through hole 123, the periphery of the first through hole 123 is provided with a plurality of second through holes 124, and the second through holes 124 are arranged at equal intervals on the periphery of the first through hole 123 and may be eight second through holes 124.
The first through hole 123 is used for connecting the first pipeline with the second flange 120, and the second through hole 124 is used for connecting the second pipeline with the second flange 120, so as to perform the process operations such as material mixing and material conveying.
It can be understood that:
the second through hole 124 has a plurality of second pipelines, which are necessarily corresponding to the plurality of second pipelines, and the plurality of second pipelines can be pipelines with different functions; the first through hole 123 and the second through hole 124 actually correspond to pipe orifices or pipe holes for connecting pipes, and are not described herein.
In one embodiment, referring to fig. 3, the first through hole 123 has a first tapered portion 1231, and the first tapered portion 1231 is located on a side of the first through hole 123 facing the first flange 110; the first tapered portion 1231 has a first large mouth end and a first small mouth end, and the first large mouth end is located at a side of the first tapered portion 1231 facing the first flange 110.
As shown in fig. 3, the first tapered portion 1231 is located at a lower side of the first through hole 123, and a lower side opening of the first tapered portion 1231 is larger than an upper side opening of the first tapered portion 1231.
In one embodiment, referring to fig. 3 and 4, the second through hole 124 has a second tapered portion 1241, and the second tapered portion 1241 is located on a side of the second through hole 124 facing the first flange 110; the second tapered portion 1241 has a second large opening end and a second small opening end, the second large opening end being located on a side of the second tapered portion 1241 facing the first flange 110.
As shown in fig. 4, the second tapered portion 1241 is located at a lower side of the second through hole 124, and a lower side opening of the second tapered portion 1241 is larger than an upper side opening of the second tapered portion 1241.
The arrangement of the first conical part 1231 and the second conical part 1241 can ensure that the first through hole 123 and the second through hole 124 installed on the second flange 120 can be thoroughly cleaned when the tank body is cleaned, thereby ensuring no residue of relevant microorganisms and materials.
In one embodiment, the second flange 120 is further provided with at least two first fixing holes spaced around the outer circumference of the first through hole 123, and the first fixing holes are used for fixing the first pipeline to the second flange 120.
In one embodiment, referring to fig. 4 and 5, the second flange 120 is further provided with second fixing holes 125, at least two second fixing holes 125 are spaced apart from each other at the periphery of each second through hole 124, and the second fixing holes 125 are used for fixing the second pipeline to the second flange 120.
Alternatively, the first fixing hole and the second fixing hole 125 may be screw holes to fix the first pipeline to the second flange 120 and fix the second pipeline to the second flange 120 by screws.
In one embodiment, the first sealing ring 210 and the second sealing ring 220 are made of ptfe or epdm.
The first sealing ring 210 and the second sealing ring 220 both adopt tetrafluoroethylene (PTFE) or Ethylene Propylene Diene Monomer (EPDM), which has better corrosion resistance and can ensure the overall sealing performance.
In one embodiment, the flange structure further comprises at least one fastener for fastening the second flange 120 with the first flange 110.
The fixing members may be bolts, and the first flange 110 and the second flange 120 are provided with screw holes, so that the second flange 120 is fixed to the first flange 110 by the cooperation of the fixing members and the screw holes.
Another embodiment provides a fluid dispensing system comprising a tank and a flange structure as described in any of the above embodiments.
In the liquid distribution system, the tank body is sealed and installed by adopting the flange structure, so that the sealing performance of the tank body after installation is ensured.
Optionally, the tank body is a process container or a pressure container in processes of preparing pharmaceutical liquid and the like, and is a closed container loaded with a certain pressure, and is also referred to as a reaction kettle.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A flange structure, comprising:
the first flange is used for being fixed with the tank body and provided with a first through cavity which is used for being communicated with the inner cavity of the tank body;
the second flange is fixed with the first flange, and the first flange is positioned between the second flange and the tank body;
the first sealing ring and the second sealing ring are arranged between the first flange and the second flange at intervals, and the first sealing ring is positioned on the inner side of the ring of the second sealing ring.
2. A flange structure according to claim 1, wherein the second flange is provided with a first annular groove and a second annular groove, the first annular groove being located on an inner side of the second annular groove, a notch of the first annular groove and a notch of the second annular groove both facing the first flange;
one part of the first sealing ring is positioned in the first annular groove and is abutted with the second flange, and the other part of the first sealing ring is abutted with the first flange;
and one part of the second sealing ring is positioned in the second annular groove and is abutted with the second flange, and the other part of the second sealing ring is abutted with the first flange.
3. A flange structure according to claim 2, wherein the first annular groove is an annular groove, and the first sealing ring is circularly arranged to be matched with the first annular groove; the second ring channel is the ring groove, the second sealing washer is circular setting to with second ring channel looks adaptation.
4. A flange structure according to claim 2, wherein the second flange is provided with a first through hole communicating with the first through cavity, the first through hole being used for fixing a first pipeline with the second flange for communicating the first pipeline with the tank.
5. A flange structure according to claim 4, wherein the second flange is further provided with a plurality of second through holes which are communicated with the first through cavity and are arranged around the periphery of the first through hole at intervals, the second through holes are positioned on the inner side of the ring of the first annular groove, and the second through holes are used for fixing a second pipeline and the second flange so as to be used for communicating the second pipeline with the tank body.
6. The flange structure according to claim 5, wherein the first through hole has a first tapered portion located on a side of the first through hole toward the first flange; the first conical part is provided with a first large opening end and a first small opening end, and the first large opening end is positioned on one side of the first conical part facing the first flange;
the second through hole is provided with a second conical part, and the second conical part is positioned on one side of the second through hole, which faces the first flange; the second tapered portion has a second large-opening end and a second small-opening end, and the second large-opening end is located on one side of the second tapered portion facing the first flange.
7. The flange structure according to claim 5, wherein the second flange is further provided with at least two first fastening holes spaced around the outer periphery of the first through hole, the first fastening holes being used for fastening the first pipeline to the second flange;
the second flange is also provided with second fixing holes, at least two second fixing holes are arranged on the periphery of each second through hole at intervals, and the second fixing holes are used for fixing the second pipeline and the second flange.
8. A flange structure according to any one of claims 1 to 7, wherein the first sealing ring and the second sealing ring are both made of polytetrafluoroethylene or ethylene propylene diene monomer.
9. A flange structure according to any one of claims 1-7, characterized in that the flange structure further comprises at least one fastening member for fastening the second flange to the first flange.
10. A liquid distribution system comprising a tank and a flange structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221622770.6U CN218063821U (en) | 2022-06-27 | 2022-06-27 | Flange structure and liquid distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221622770.6U CN218063821U (en) | 2022-06-27 | 2022-06-27 | Flange structure and liquid distribution system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218063821U true CN218063821U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221622770.6U Active CN218063821U (en) | 2022-06-27 | 2022-06-27 | Flange structure and liquid distribution system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218063821U (en) |
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- 2022-06-27 CN CN202221622770.6U patent/CN218063821U/en active Active
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