CN213067743U - Gas flowmeter with good tightness - Google Patents
Gas flowmeter with good tightness Download PDFInfo
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- CN213067743U CN213067743U CN202022154657.7U CN202022154657U CN213067743U CN 213067743 U CN213067743 U CN 213067743U CN 202022154657 U CN202022154657 U CN 202022154657U CN 213067743 U CN213067743 U CN 213067743U
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- connecting pipe
- ring groove
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- gas flowmeter
- sealing member
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Abstract
The utility model provides a gas flowmeter that seal is good relates to gas flow detection technical field to solve the relatively poor technical problem of gas flowmeter connected mode gas tightness that exists among the prior art, the device includes three-way pipe, flowmeter body and connecting pipe, wherein, a link of three-way pipe is provided with the seal ring groove, flowmeter body integration shaping has the connecting pipe, seal ring groove and connecting pipe fixed connection, and connecting pipe outer wall integration shaping has the second sealing member, second sealing member and seal ring groove fixed connection, the utility model is used for promote gas flowmeter and connect the leakproofness.
Description
Technical Field
The utility model belongs to the technical field of gas flow detects technique and specifically relates to a gas flowmeter that seal is good is related to.
Background
The flow meter is one of the large-scale meters in process automation meters and devices, is widely applied to various fields of national economy such as metallurgy, electric power, coal, chemical industry, petroleum, traffic, building, light textile, food, medicine, agriculture, environmental protection, daily life of people and the like, and is an important tool for developing industrial and agricultural production, saving energy, improving product quality, and improving economic benefit and management level, and plays an important role in the national economy.
The gas flowmeter belongs to a precision measuring instrument, and in order to ensure high measurement accuracy, the connection part of the gas flowmeter and a gas conveying pipeline needs to keep good gas tightness, but the gas tightness of the existing gas flowmeter is poor, or excessive sealing parts are added to the gas flowmeter, so that the gas flowmeter is complex in installation mode and difficult to maintain.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas flowmeter that the seal is good to solve the relatively poor technical problem of gas flowmeter connected mode gas tightness that exists among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of gas flowmeter that seal is good, including three-way pipe, flowmeter body and connecting pipe, wherein, a link of three-way pipe is provided with the seal ring groove, and flowmeter body integration shaping has the connecting pipe, seal ring groove and connecting pipe fixed connection, and connecting pipe outer wall integration shaping has the second sealing member, second sealing member and seal ring groove fixed connection.
Preferably, one groove body inner wall of the sealing ring groove is in threaded connection with the connecting pipe, the other groove body inner wall of the sealing ring groove is obliquely arranged, and a gap is reserved between the obliquely arranged groove body inner wall and the connecting pipe.
Preferably, the second sealing member contains connecting rod and link, and connecting pipe outer wall and link are connected to the connecting rod, the outer wall threaded connection of link and seal ring groove, and the outside of second sealing member is glued there is the emulsion layer.
Preferably, a baffle is fixedly arranged in the three-way pipe.
Preferably, the tee pipe is fixedly provided with a rectifying plate.
The utility model provides a pair of gas flowmeter that seal is good is provided with the seal ring groove on the three-way pipe, and flowmeter body integration is connected with the connecting pipe and connects the seal ring groove through the connecting pipe, and the connecting pipe still is provided with the second sealing member and is used for consolidating the junction of seal connecting pipe and seal ring groove, and this device simple structure and airtight are effectual.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a gas flowmeter of the present invention with good sealing performance;
fig. 2 is a perspective view of a three-way pipe according to an embodiment of the gas flowmeter of the present invention with good sealing performance;
fig. 3 is a schematic structural diagram of a second sealing member of an embodiment of the gas flowmeter according to the present invention with good sealing performance.
In the figure: 1. a three-way pipe; 2. a flowmeter body; 3. sealing the ring groove; 4. a connecting pipe; 5. a second seal member; 6. a baffle plate; 7. a rectifying plate; 8. a connecting rod; 9. and a connecting end.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of 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 following describes in detail embodiments of the present invention with reference to the drawings. In the drawings, the same reference numerals indicate the same or corresponding features. The figures are only schematic and are not necessarily drawn to scale.
Referring to fig. 1, fig. 2 and fig. 3, the utility model provides a gas flowmeter that seal is good, including three-way pipe 1, flowmeter body 2 and connecting pipe 4, wherein, a link of three-way pipe 1 is provided with sealed annular 3, and two other links of three-way pipe 1 are the inlet end and give vent to anger the end, and flowmeter body 2 integrated into one piece has connecting pipe 4, sealed annular 3 and connecting pipe 4 fixed connection, and 4 outer wall integrated into one piece of connecting pipe have second sealing member 5, second sealing member 5 and 3 fixed connection of sealed annular. Be provided with on three-way pipe 1 and seal ring groove 3, flowmeter body 2 integration is connected with connecting pipe 4 and connects seal ring groove 3 through connecting pipe 4, and connecting pipe 4 still is provided with second sealing member 5 and is used for consolidating the junction of seal connecting pipe 4 and seal ring groove 3, and this device simple structure and airtight are effectual.
Referring to fig. 1 and 2, as an alternative embodiment, one groove inner wall of the sealing ring groove 3 is in threaded connection with the connecting pipe 4, the other groove inner wall of the sealing ring groove 3 is arranged obliquely, and a gap is left between the obliquely arranged groove inner wall and the connecting pipe 4. Specifically, the inner wall of the groove body of the sealing ring groove 3 and the inner wall of the connecting pipe 4 are both provided with threads which are connected with each other in a threaded manner, and the inner wall of the other groove body of the sealing ring groove 3 is obliquely arranged to enable a triangular gap to be reserved between the connecting pipe 4 and the groove body of the sealing ring groove 3, and the gap can be filled with glue for further improving the sealing performance.
Referring to fig. 1 and 3, as an alternative embodiment, the second sealing element 5 includes a connecting rod 8 and a connecting end 9, the connecting rod 8 connects the outer wall of the connecting pipe 4 and the connecting end 9, the connecting end is in threaded connection with the outer wall of the sealing ring groove 3, and the latex layer is glued to the outer portion of the second sealing element 5. It is specific, connecting rod 8, link 9 and 4 integrated into one piece of connecting pipe, link 9 is a ring, its lateral wall passes through threaded connection with 3 outer walls of sealed annular, a plurality of connecting rods 8 set up along 4 radial directions of connecting pipe, leave the space between the adjacent connecting rod 8, the emulsion layer glues in 5 outsides of second sealing member through the colloid, more specifically, the emulsion layer is the ring form and glues respectively in connecting pipe 4 outer wall department and link 9 outer wall department, when 3 gas leakage of sealed annular, gas is at first sufficient between second sealing member and sealed annular 3, this moment along with the atmospheric pressure grow in this space, the outside emulsion layer of second sealing member is bloated, because gas leakage is difficult to perceive, whether the pressurized judgement that can be convenient is bloated through the emulsion layer.
Referring to fig. 1, as another embodiment, the second sealing member 5 may be an annular cover body, which may be regarded as a bottle cap with a circular area cut in the middle thereof and connected to the outer wall of the connecting pipe 4, and the other end of the annular cover body is screwed to the outer wall of the sealing ring groove 3 to increase the sealing performance at the sealing ring groove 3.
As an alternative embodiment, a baffle 6 is fixedly arranged in the tee 1. The baffle 6 divides the joint of the three-way pipe 1 and the flowmeter body 2 into an air inlet and an air outlet.
As an alternative embodiment, the tee 1 is fixedly provided with a rectifying plate 7. Specifically, the rectifying plate 7 is a honeycomb-structured plate body or a porous net or a porous plate. The honeycomb structural plate body or the tube bundle can divide the gas into a plurality of fine parallel flow beams to eliminate the vortex in the pipeline; perforated mesh or plates may be used to produce an axisymmetric velocity profile.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A gas flowmeter having excellent sealing performance, characterized in that: comprises a three-way pipe (1), a flowmeter body (2) and a connecting pipe (4), wherein,
the one-piece connection end of three-way pipe (1) is provided with seal ring groove (3), flowmeter body (2) integrated into one piece has connecting pipe (4), seal ring groove (3) with connecting pipe (4) fixed connection, connecting pipe (4) outer wall integrated into one piece has second sealing member (5), second sealing member (5) with seal ring groove (3) fixed connection.
2. The well-sealed gas flowmeter according to claim 1, characterized in that: the inner wall of the groove body of the sealing ring groove (3) is in threaded connection with the connecting pipe (4), the inner wall of the other groove body of the sealing ring groove (3) is obliquely arranged, and the inner wall of the groove body which is obliquely arranged is in a gap with the connecting pipe (4).
3. The well-sealed gas flowmeter according to claim 1, characterized in that: second sealing member (5) contain connecting rod (8) and link (9), connecting rod (8) are connected connecting pipe (4) outer wall reaches link (9), the link with the outer wall threaded connection of sealed annular (3), the outside veneer of second sealing member (5) has the emulsion layer.
4. The well-sealed gas flowmeter according to claim 1, characterized in that: and a baffle (6) is fixedly arranged in the three-way pipe (1).
5. The well-sealed gas flowmeter according to claim 4, characterized in that: and a rectifying plate (7) is fixedly arranged on the three-way pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022154657.7U CN213067743U (en) | 2020-09-27 | 2020-09-27 | Gas flowmeter with good tightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022154657.7U CN213067743U (en) | 2020-09-27 | 2020-09-27 | Gas flowmeter with good tightness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213067743U true CN213067743U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022154657.7U Active CN213067743U (en) | 2020-09-27 | 2020-09-27 | Gas flowmeter with good tightness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213067743U (en) |
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2020
- 2020-09-27 CN CN202022154657.7U patent/CN213067743U/en active Active
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