CN207408039U - A kind of air nozzle of gas meter, flow meter - Google Patents
A kind of air nozzle of gas meter, flow meter Download PDFInfo
- Publication number
- CN207408039U CN207408039U CN201721439163.5U CN201721439163U CN207408039U CN 207408039 U CN207408039 U CN 207408039U CN 201721439163 U CN201721439163 U CN 201721439163U CN 207408039 U CN207408039 U CN 207408039U
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- CN
- China
- Prior art keywords
- air
- seal receptacle
- ejection member
- sealing area
- air ejection
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Abstract
A kind of air nozzle of gas meter, flow meter, including seal receptacle, air ejection member, the seal receptacle includes screw thread frame, primary sealing area, secondary sealing area, air admission hole, the bottom end face of screw thread frame and the top frame line of primary sealing area link together, the bottom sides wire of primary sealing area and the top frame line of secondary sealing area link together, air admission hole is opened on the center line of bottom plane of seal receptacle, air ejection member includes exhaust outlet, connecting line, exhaust outlet is formed on the side of air ejection member inclinedly, the inside of exhaust outlet and the one side of connecting line, which are connected, to be integrated, the opposite side of connecting line and the internal switching of air admission hole are integrated.The utility model is fixed as one by seal receptacle and air ejection member with feeder and with device of air sealing respectively, so as to play the role of transmitting combustion gas, saves installation gas hose, gas hose aging is avoided to leak air, improve gas meter, flow meter safety coefficient.
Description
Technical field
The utility model is related to a kind of air nozzles of gas meter, flow meter.
Background technology
Gas meter, flow meter is the equipment for measuring the air pressure of conduit in new-energy automobile, and gas meter, flow meter is that measured value is very sensitive
Instrument, so the inlet and outlet of gas meter, flow meter, which will seal, strictly just can guarantee that measured value is accurate, simultaneously because gas leakage can be deposited
In hidden danger, run up to it is a certain amount of can explode, but the inlet and outlet of gas meter, flow meter are connected with plastic flexible pipe at present, and plastics are soft
Pipe use after a period of time will aging, the plastic flexible pipe of aging is easily broken, and causes gas leakage, and there is also danger.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of air nozzle of the gas meter, flow meter to solve the above problems.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals：
A kind of air nozzle of gas meter, flow meter, including seal receptacle and the air ejection member being formed fixed at the top of seal receptacle, institute
Stating seal receptacle includes screw thread frame, primary sealing area, secondary sealing area, air admission hole, and the screw thread frame rotation is fixed on supply
In device fixed gap, the bottom end face of the screw thread frame and the top frame line of primary sealing area link together, described
The bottom sides wire of primary sealing area and the top frame line of secondary sealing area link together, and the air admission hole is opened in sealing
On the center line of the bottom plane of seat, the air ejection member includes exhaust outlet, connecting line, and the exhaust outlet is formed in inclinedly
On the side of air ejection member, the one side of the inside of the exhaust outlet and connecting line, which is connected, to be integrated, the connecting line it is another
The internal switching of the air admission hole of one side and seal receptacle is integrated.
The monnolithic case of the seal receptacle is cylindrical structure, and the monnolithic case of air ejection member is cylindrical structure, jet
The bottom of component is formed as an integrated structure after being bonded to the top of seal receptacle, and the total height of seal receptacle and air ejection member is 39mm.
The thread parameter of the screw thread frame be G1/4 external screw threads, a diameter of 9.5mm of primary sealing area；Thickness is 2mm,
A diameter of 5mm of secondary sealing area；Thickness is 2mm.
The air admission hole is blind hole；And inside borders in the inside of air ejection member, shape on the outside internal face of air admission hole
Into there is thread segment, the internal thread of air admission hole is M3 × 6, and the air supply pipe of feeder, which is screwed on, to be fixed on the thread segment of air admission hole.
The seal receptacle further includes circular arc stationary plane, the bottom sides wire of circular arc stationary plane and the bottom end face of screw thread frame
It links together, seal receptacle is bonded to by the bottom sides wire of circular arc stationary plane in the bottom plane of air ejection member, and circular arc is solid
The size in face is determined for R1.6mm, and the spacing of top border line to the seal receptacle bottom face of circular arc stationary plane is 15mm.
The air ejection member further includes fixed gap, mounting hole, fixed gap and is formed on the top of air ejection member, fixed
Notch is the notch of perforation, and the depth of fixed gap is 2.5mm, and the two-end thickness of fixed gap is respectively 2mm and 3mm, is fixed
Hole is opened on the side of fixed gap, and the size of mounting hole is M2.
The quantity of the mounting hole is four, and four mounting holes are divided into two groups, and two groups of mounting holes are placed in the both sides of exhaust outlet,
Air ejection member by fixing bolt through after mounting hole with being connected to one with device of air.
A diameter of 3mm of the exhaust outlet；Depth is 3mm, the angle formed between exhaust outlet and air ejection member lateral surface
For 72 °, a diameter of 1.5mm of connecting line.
Advantageous effect：Compared with the prior art, the utility model has the following beneficial effects：
The air nozzle of the utility model gas meter, flow meter is by seal receptacle and air ejection member respectively with feeder and using device of air
Sealing is fixed as one, and so as to play the role of transmitting combustion gas, saves installation gas hose, gas hose aging is avoided to occur
Gas leakage improves gas meter, flow meter safety coefficient.
Description of the drawings
Fig. 1 is the front view of the air nozzle of gas meter, flow meter.
The right side that Fig. 2 is Fig. 1 regards partial cutaway view.
Fig. 3 is the size marking figure of Fig. 1.
Fig. 4 is the size marking figure of Fig. 2.
Specific embodiment
Refering to Fig. 1 to 4, a kind of air nozzle of gas meter, flow meter including seal receptacle 1 and is formed fixed on 1 top of seal receptacle
Air ejection member 2, the monnolithic case of the seal receptacle 1 is cylindrical structure, and the monnolithic case of air ejection member 2 is cylinder knot
Structure, the bottom of air ejection member 2 are formed as an integrated structure after being bonded to the top of seal receptacle 1, and seal receptacle 1 is total with air ejection member 2
It is highly 39mm, seal receptacle 1, which includes screw thread frame 11, primary sealing area 12, secondary sealing area 13, air admission hole 14, circular arc, to be fixed
Face 15, the bottom sides wire and the bottom end face of screw thread frame 11 of circular arc stationary plane 15 link together, and seal receptacle 1 passes through circular arc
The bottom sides wire of stationary plane 15 is bonded in the bottom plane of air ejection member 2, the bottom end face of screw thread frame 11 and first close
The top frame line of front cover 12 links together, the bottom sides wire of primary sealing area 12 and the top frame of secondary sealing area 13
Line links together, and air admission hole 14 is opened on the center line of bottom plane of seal receptacle 1, and air admission hole 14 is blind hole；And inside connects
Earth is formed with thread segment (figure is not marked) into the inside of air ejection member 2 on the outside internal face of air admission hole 14, thread segment is used to revolve
Connect the air supply pipe for fixing feeder (not shown), the thread parameter of screw thread frame 11 is G1/4 external screw threads, primary sealing area
12 a diameter of 9.5mm；Thickness is 2mm, a diameter of 5mm of secondary sealing area 13；Thickness is 2mm, the internal thread of air admission hole 14
For M3 × 6, the size of circular arc stationary plane 15 is R1.6mm, the top border line of circular arc stationary plane 15 to 1 bottom face of seal receptacle
Spacing is 15mm, and the rotation of screw thread frame 11 is fixed in feeder fixed gap, and seal receptacle 1 forms firm with feeder
It is whole, seal receptacle 1 is avoided to have the situation of loosening, primary sealing area 12 and secondary sealing area 13 to be fixed for being connected to feeder
It, will not be from the junction gas leakage of seal receptacle 1 and feeder, circular arc stationary plane 15 so as to be further ensured that in the mating surface of notch
It being wrapped in the fixed frame of feeder, fixed frame can limit the spatial position of seal receptacle 1 by fixed circular arc stationary plane 15,
Ensure that air nozzle from bottom gas leakage, will not improve the security of air nozzle.
Air ejection member 2 includes exhaust outlet 21, fixed gap 22, mounting hole 23, connecting line 24, and exhaust outlet 21 is inclinedly
It is formed on the side of air ejection member 2, the inside of exhaust outlet 21 is connected with the one side of connecting line 24 and is integrated, connecting line 24
The internal switching of opposite side and the air admission hole 14 of seal receptacle 1 be integrated, air admission hole 14 is by connecting line 24 by fuel gas transmission
Into exhaust outlet 21, fixed gap 22 is formed on the top of air ejection member 2, and fixed gap 22 is the notch of perforation, fixes and lacks
Mouth 22 is used to be connected in the fixation socket with device of air, ensure that air ejection member 2 with being fixed together with device of air, Gu
Determine hole 23 to be opened on the side of fixed gap 22, the size of mounting hole 23 is M2, and the quantity of mounting hole 23 is four, and four solid
Determine hole 23 to be divided to for two groups, two groups of mounting holes 23 are placed in the both sides of exhaust outlet 21, and air ejection member 2 passes through mounting hole by fixing bolt
With being connected to one with device of air, ensure that air ejection member 2 and having gas leakage with the junction of device of air after 23, it is vented
A diameter of 3mm of mouth 21；Depth is 3mm, and the angle formed between 2 lateral surface of exhaust outlet 21 and air ejection member is 72 °, connecting tube
A diameter of 1.5mm on road 24, the depth of fixed gap 22 is 2.5mm, and the two-end thickness of fixed gap 22 is respectively 2mm and 3mm.
Air nozzle is fixed as one by seal receptacle 1 and air ejection member 2 with feeder and with device of air sealing respectively, from
And play the role of transmitting combustion gas, save installation gas hose, gas hose aging is avoided to leak air, improve gas meter, flow meter
Safety coefficient.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to this practicality
New spirit and scope are defined.Without departing from the design concept of the present utility model, ordinary people in the field couple
The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality
With new claimed technology contents, all record in detail in the claims.
Claims (8)
1. a kind of air nozzle of gas meter, flow meter, including seal receptacle (1) and the jet portion being formed fixed on seal receptacle (1) top
Part (2), which is characterized in that the seal receptacle (1) include screw thread frame (11), primary sealing area (12), secondary sealing area (13),
Air admission hole (14), screw thread frame (11) rotation are fixed in feeder fixed gap, the bottom of the screw thread frame (11)
The top frame line of end surface and primary sealing area (12) links together, the bottom sides wire of the primary sealing area (12) with
The top frame line of secondary sealing area (13) links together, and the air admission hole (14) is opened in the bottom plane of seal receptacle (1)
Center line on, the air ejection member (2) include exhaust outlet (21), connecting line (24), the inclined landform of the exhaust outlet (21)
Into on the side of air ejection member (2), the inside of the exhaust outlet (21) is connected with the one side of connecting line (24) and is integrated, institute
The internal switching for stating the opposite side of connecting line (24) and the air admission hole (14) of seal receptacle (1) is integrated.
2. the air nozzle of gas meter, flow meter according to claim 1, which is characterized in that the monnolithic case of the seal receptacle (1) is
Cylindrical structure, the monnolithic case of air ejection member (2) is cylindrical structure, and the bottom of air ejection member (2) is bonded to seal receptacle (1)
Top after formed as an integrated structure, the total height of seal receptacle (1) and air ejection member (2) is 39mm.
3. the air nozzle of gas meter, flow meter according to claim 1, which is characterized in that the thread parameter of the screw thread frame (11)
For G1/4 external screw threads, a diameter of 9.5mm of primary sealing area (12)；Thickness is 2mm, a diameter of 5mm of secondary sealing area (13)；
Thickness is 2mm.
4. the air nozzle of gas meter, flow meter according to claim 1, which is characterized in that the air admission hole (14) is blind hole；It is and interior
Portion borders in the inside of air ejection member (2), and thread segment is formed on the outside internal face of air admission hole (14), air admission hole (14)
Internal thread is M3 × 6, and the air supply pipe of feeder, which is screwed on, to be fixed on the thread segment of air admission hole (14).
5. the air nozzle of gas meter, flow meter according to claim 1, which is characterized in that the seal receptacle (1) further includes circular arc and consolidates
Determine face (15), the bottom sides wire and the bottom end face of screw thread frame (11) of circular arc stationary plane (15) link together, seal receptacle
(1) it is bonded to by the bottom sides wire of circular arc stationary plane (15) in the bottom plane of air ejection member (2), circular arc stationary plane (15)
Size for R1.6mm, the spacing of top border line to seal receptacle (1) bottom face of circular arc stationary plane (15) is 15mm.
6. the air nozzle of gas meter, flow meter according to claim 1, which is characterized in that the air ejection member (2) further includes fixation
Notch (22), mounting hole (23), fixed gap (22) are formed on the top of air ejection member (2), and fixed gap (22) is perforation
Notch, the depth of fixed gap (22) is 2.5mm, and the two-end thickness of fixed gap (22) is respectively 2mm and 3mm, mounting hole
(23) it is opened on the side of fixed gap (22), the size of mounting hole (23) is M2.
7. the air nozzle of gas meter, flow meter according to claim 6, which is characterized in that the quantity of the mounting hole (23) is four
A, four mounting holes (23) are divided into two groups, and two groups of mounting holes (23) are placed in the both sides of exhaust outlet (21), and air ejection member (2) passes through
Fixing bolt is through mounting hole (23) afterwards with being connected to one with device of air.
8. the air nozzle of gas meter, flow meter according to claim 1, which is characterized in that a diameter of 3mm of the exhaust outlet (21)；
Depth is 3mm, and the angle formed between exhaust outlet (21) and air ejection member (2) lateral surface is 72 °, the diameter of connecting line (24)
For 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721439163.5U CN207408039U (en) | 2017-11-01 | 2017-11-01 | A kind of air nozzle of gas meter, flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721439163.5U CN207408039U (en) | 2017-11-01 | 2017-11-01 | A kind of air nozzle of gas meter, flow meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408039U true CN207408039U (en) | 2018-05-25 |
Family
ID=62317757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721439163.5U Active CN207408039U (en) | 2017-11-01 | 2017-11-01 | A kind of air nozzle of gas meter, flow meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207408039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110928378A (en) * | 2019-11-21 | 2020-03-27 | 兰州职业技术学院 | Ash removal device of computer machine case |
-
2017
- 2017-11-01 CN CN201721439163.5U patent/CN207408039U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110928378A (en) * | 2019-11-21 | 2020-03-27 | 兰州职业技术学院 | Ash removal device of computer machine case |
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