CN209857973U - Mechanical gas turbine flowmeter with removable meter core assembly - Google Patents
Mechanical gas turbine flowmeter with removable meter core assembly Download PDFInfo
- Publication number
- CN209857973U CN209857973U CN201920493686.0U CN201920493686U CN209857973U CN 209857973 U CN209857973 U CN 209857973U CN 201920493686 U CN201920493686 U CN 201920493686U CN 209857973 U CN209857973 U CN 209857973U
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- Prior art keywords
- subassembly
- seat
- oil guide
- watch core
- assembly
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Links
- 230000007704 transition Effects 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 238000000605 extraction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 9
- 238000009795 derivation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model belongs to the technical field of turbine flowmeter technique and specifically relates to a have gaseous turbine flowmeter of extraction formula watch core subassembly mechanical type. The utility model provides a have extraction formula watch core subassembly mechanical type gas turbine flowmeter which characterized in that: the below of machinery gauge outfit subassembly is passed through bolted connection casing, the inside one end that is equipped with the magnetic coupling subassembly in machinery gauge outfit subassembly below, the other end of magnetic coupling subassembly penetrates in the casing and is connected with the one end of fork axle subassembly, the oil guide subassembly is connected to the other end of fork axle subassembly, the left side that is located the oil guide subassembly is connected and is equipped with the watch core subassembly. Compared with the prior art, a transition gear is added on the meter core assembly, the transition gear is meshed with a guide gear of the oil guide seat, the meter core seat and the oil guide seat are in limit connection through a positioning step and a positioning pin, and the shifting fork shaft is inserted in the guide gear on the oil guide seat.
Description
Technical Field
The utility model belongs to the technical field of turbine flowmeter technique and specifically relates to a have gaseous turbine flowmeter of extraction formula watch core subassembly mechanical type.
Background
The mechanical gas turbine flowmeter is a novel turbine flowmeter with a mechanical counter, is used for accurately measuring gas flow, can be externally provided with a temperature sensor and a pressure sensor to detect the temperature, the pressure and the working condition flow of a medium in real time, and converts the temperature, the pressure and the working condition flow into standard volume flow and total amount.
The flowmeter is widely applicable to measuring natural gas and various non-corrosive gases, and is an ideal product for urban gas trade metering.
At present, the mechanical gas turbine flowmeter is difficult to disassemble, when a meter core assembly is disassembled, a meter core assembly can be disassembled after a series of parts such as a meter head of a mechanical counter, a magnetic coupling assembly and the like are disassembled, the disassembly and the assembly are inconvenient, and other parts are easy to damage in the disassembly process; moreover, the shell assembly which has been subjected to the air tightness test is also required to be subjected to the air tightness test again, and particularly, the air tightness test cannot be carried out when the watch core assembly is replaced on site, so that the watch core assembly needs to be replaced by a company for processing, and great inconvenience is caused.
Disclosure of Invention
The utility model discloses an overcome prior art not enough, but provide a but have extraction formula core subassembly mechanical type gas turbine flowmeter, increase a transition gear on the core subassembly, transition gear with lead the oil seat and derive the gear and mesh mutually, the core seat with lead the oil seat and pass through location step and locating pin spacing connection, the declutch shift shaft is inserted in the derivation gear on leading the oil seat, like this, realize the separation between the declutch shift shaft of core subassembly and mechanical gauge outfit counter, thereby reach the purpose that can extract.
In order to realize above-mentioned purpose, design a but have extraction formula watch core subassembly mechanical type gas turbine flowmeter, including mechanical gauge outfit subassembly, magnetic coupling subassembly, fork axle subassembly, casing, its characterized in that: the below of machinery gauge outfit subassembly is passed through bolted connection casing, the inside one end that is equipped with the magnetic coupling subassembly in machinery gauge outfit subassembly below, the other end of magnetic coupling subassembly penetrates in the casing and is connected with the one end of fork axle subassembly, the oil guide subassembly is connected to the other end of fork axle subassembly, the left side that is located the oil guide subassembly is connected and is equipped with the watch core subassembly.
The watch core assembly comprises a watch core assembly shell, a watch core seat, a transition gear, a watch core seat leading-out gear and a positioning pin, wherein the watch core assembly shell is internally provided with the watch core seat, the transition gear is arranged above the watch core seat, and the watch core seat leading-out gear is arranged on one side below the watch core seat; and one side of the end surface of the movement seat is provided with a positioning pin.
The oil guide seat assembly comprises a supporting seat, an oil guide seat leading-out gear and a positioning hole, wherein the oil guide seat is arranged in the supporting seat, and the oil guide seat leading-out gear is arranged above the supporting seat; the left side and the right side of the end surface of the oil guide seat are respectively provided with a positioning hole.
The watch core assembly is inserted into the positioning hole in the oil guide seat end face of the oil guide seat assembly through the positioning pin in the machine core seat end face to be connected.
The transition gear of the watch core assembly is in meshed connection with the oil guide seat lead-out gear of the oil guide seat assembly.
Compared with the prior art, the utility model, a but provide a but have extraction formula core subassembly mechanical type gas turbine flowmeter, increase a transition gear on the core subassembly, transition gear with lead the oil seat and derive the gear and mesh mutually, the core seat with lead the oil seat and pass through location step and locating pin spacing connection, the declutch shift shaft is inserted in the derivation gear on leading the oil seat, like this, realize the separation between the declutch shift shaft of core subassembly and mechanical gauge outfit counter to reach the mesh that can extract.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a perspective view of the watch movement assembly.
Fig. 3 is a schematic plan view of the watch core assembly.
FIG. 4 is a perspective view of an oil guide assembly.
FIG. 5 is a schematic plan view of an oil guide assembly.
Referring to fig. 1 to 5, 1 is a casing, 2 is a movement assembly, 3 is an oil guide assembly, 4 is a transition gear, 5 is an oil guide lead-out gear, 6 is a shift fork shaft assembly, 7 is a magnetic coupling assembly, 8 is a mechanical gauge head assembly, 9 is a movement assembly casing, 10 is a movement base, 11 is a positioning pin, 12 is a movement base lead-out gear, 13 is a support base, 14 is an oil guide base, and 15 is a positioning hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 5, the lower part of the mechanical gauge head assembly 8 is connected to the housing 1 through a bolt, one end of the magnetic coupling assembly 7 is arranged inside the lower part of the mechanical gauge head assembly 8, the other end of the magnetic coupling assembly 7 penetrates into the housing 1 to be connected with one end of the declutch shift shaft assembly 6, the other end of the declutch shift shaft assembly 6 is connected to the oil guide assembly 3, and the gauge core assembly 2 is connected to the left side of the oil guide assembly 3.
The watch core assembly 2 comprises a watch core assembly shell, a watch core seat, a transition gear, a watch core seat lead-out gear and a positioning pin, wherein the watch core assembly shell 9 is internally provided with the watch core seat 10, the transition gear 4 is arranged above the watch core seat 10, and the watch core seat lead-out gear 12 is arranged on one side below the watch core seat 10; and a positioning pin 11 is arranged on one side of the end surface of the movement seat 10.
The oil guide seat assembly 3 comprises a supporting seat, an oil guide seat guide gear and a positioning hole, wherein the supporting seat 13 is internally provided with the oil guide seat 14, and the oil guide seat guide gear 5 is arranged above the supporting seat 13; the left side and the right side of the end surface of the oil guide seat 14 are respectively provided with a positioning hole 15.
The watch core assembly 2 is connected by inserting a positioning pin 11 on the end surface of the watch core base 10 into a positioning hole 15 on the end surface of an oil guide base 14 of the oil guide base assembly 3.
The transition gear 4 of the watch core assembly 2 is in meshed connection with the oil guide seat lead-out gear 5 of the oil guide seat assembly 3.
Original watch core subassembly 2 and oil guide component 3's structure is as an organic whole, shift fork shaft subassembly 6 derives gear 5 and watch core subassembly 2 and oil guide component 3's a body structural connection through oil guide, present watch core subassembly 2 and oil guide component 3 become split type structure, it is used for connecting the rear portion structure to increase a transition gear 4 at watch core subassembly 2's top, and connect through locating pin 11 and locating hole 15 between watch core subassembly 2 and the oil guide component 3, thus, when needing to dismantle, can directly dismantle watch core subassembly 2, can not influence shift fork shaft subassembly 6, the structure becomes simpler, convenient dismantlement.
Claims (5)
1. The utility model provides a have removable core subassembly mechanical type gas turbine flowmeter, includes mechanical gauge outfit subassembly, magnetic coupling subassembly, fork axle subassembly, casing, its characterized in that: bolted connection casing (1) is passed through to the below of machinery gauge outfit subassembly (8), inside one end that is equipped with magnetic coupling subassembly (7) in machinery gauge outfit subassembly (8) below, the other end of magnetic coupling subassembly (7) penetrates and is connected with the one end of fork axle subassembly (6) in casing (1), oil guide subassembly (3) is connected to the other end of fork axle subassembly (6), the left side connection that is located oil guide subassembly (3) is equipped with watch core subassembly (2).
2. A mechanical gas turbine flowmeter with an extractable meter core assembly as set forth in claim 1, wherein: the watch core assembly (2) comprises a watch core assembly shell, a watch core seat, a transition gear, a watch core seat lead-out gear and a positioning pin, wherein the watch core assembly shell (9) is internally provided with the watch core seat (10), the transition gear (4) is arranged above the watch core seat (10), and the watch core seat lead-out gear (12) is arranged on one side below the watch core seat (10); one side of the end surface of the movement seat (10) is provided with a positioning pin (11).
3. A mechanical gas turbine flowmeter with an extractable meter core assembly as set forth in claim 1, wherein: the oil guide seat assembly (3) comprises a supporting seat, an oil guide seat leading-out gear and a positioning hole, wherein the supporting seat (13) is internally provided with the oil guide seat (14), and the oil guide seat leading-out gear (5) is arranged above the supporting seat (13); the left side and the right side of the end surface of the oil guide seat (14) are respectively provided with a positioning hole (15).
4. A mechanical gas turbine flowmeter with an extractable meter core assembly as set forth in claim 2, wherein: the watch core assembly (2) is inserted into a positioning hole (15) on the end face of an oil guide seat (14) of the oil guide seat assembly (3) through a positioning pin (11) on the end face of the machine core seat (10) to be connected.
5. A mechanical gas turbine flowmeter with an extractable meter core assembly as set forth in claim 2, wherein: the transition gear (4) of the meter core assembly (2) is in meshed connection with the oil guide seat lead-out gear (5) of the oil guide seat assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493686.0U CN209857973U (en) | 2019-04-12 | 2019-04-12 | Mechanical gas turbine flowmeter with removable meter core assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493686.0U CN209857973U (en) | 2019-04-12 | 2019-04-12 | Mechanical gas turbine flowmeter with removable meter core assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209857973U true CN209857973U (en) | 2019-12-27 |
Family
ID=68937206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920493686.0U Active CN209857973U (en) | 2019-04-12 | 2019-04-12 | Mechanical gas turbine flowmeter with removable meter core assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209857973U (en) |
-
2019
- 2019-04-12 CN CN201920493686.0U patent/CN209857973U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 800 Songda Road, Qingpu District, Shanghai, 201799 Patentee after: ZENNER Metering Technology (Shanghai) Ltd. Country or region after: China Address before: No. 433 Songhuang Road, Qingpu Industrial Park, Qingpu District, Shanghai, 2017 Patentee before: ZENNER Metering Technology (Shanghai) Ltd. Country or region before: China |