CN103174905A - Interface adapter of probe for pulverized coal flow metering system - Google Patents
Interface adapter of probe for pulverized coal flow metering system Download PDFInfo
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- CN103174905A CN103174905A CN201310105865XA CN201310105865A CN103174905A CN 103174905 A CN103174905 A CN 103174905A CN 201310105865X A CN201310105865X A CN 201310105865XA CN 201310105865 A CN201310105865 A CN 201310105865A CN 103174905 A CN103174905 A CN 103174905A
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Abstract
The invention discloses an interface adapter of a probe for a pulverized coal flow metering system, and the interface adapter of the probe for the pulverized coal flow metering system includes an aluminum alloy fastener capable of positioning the probe and an connecting piece madeof copper alloy tube; both ends of the connecting piece are respectively provided with a first thread section and a second thread section, wherein the first thread section is used for installing the fastener, and the second thread section is used for installing a ball valve. The interface adapter of the probe for the pulverized coal flow metering system has the advantages of being simple and novel in structure, strong in practicability, convenient to use and safe and reliable.
Description
Technical field
The present invention relates to the thermal power generation field, particularly a kind of interface adapter of the probe that is used for the mass flow measurement system for the thermal power plant.
Background technique
At present, energy-saving and emission-reduction are global problems, are also the common topics of paying close attention in the whole world.Along with the requirement of global industry to safety, energy-conservation and environmental protection aspect improves year by year, how advancing the healthy stable development of every profession and trade, guaranteeing the coal fired boiler safe operation, accelerate carrying out of propulsion energy-saving emission reduction work is the severe challenge that the futurity industry development faces.
Still take thermal power plant as main, the coal consumption of thermoelectricity accounts for more than 50% of national total flow in the thermal power generation field in China, causes the carbon emission amount of Thermal Power Enterprises to account for more than 40% of the whole nation, and serious environment pollution needs to be resolved hurrily.
The coal powder conveying system of the boiler that uses in existing thermal power plant is all with the blast of measuring channel, pulverized coal flow to be estimated, and measures precision low.Because the pulverized coal flow of estimation is not accurate enough, cause in boiler the coal dust can not balanced burning, and then cause emission from boiler to exceed standard, can't meet the requirement of environmental protection.
Summary of the invention
The interface adapter that the purpose of this invention is to provide a kind of probe for the mass flow measurement system, the present invention's novelty simple in structure, practical, easy to use, safe and reliable.
Technological scheme of the present invention is: a kind of interface adapter of the probe for the mass flow measurement system, and comprising can be with the aluminum alloy fastening piece of probe location and the link of being made by copper alloy tube; The two ends of described link are respectively equipped be used to the first thread section that described fastening piece is installed and are used for the second thread section of mounting ball valve.
Interface adapter of the present invention also comprises sleeve pipe, and the two ends of described sleeve pipe are located at respectively in the inner chamber of fastening piece and link, and seals by seal ring respectively, to form the axial passage of a sealing.
The inwall of fastening piece of the present invention is provided with the first ring-type locating face perpendicular to this fastener axis, the inwall of described link is provided with the second ring-type locating face perpendicular to this link axis, between an end of described sleeve pipe and the first ring-type locating face, be respectively equipped with the O RunddichtringO between the other end of described sleeve pipe and the second ring-type locating face.
Be provided with the spanner locating face between the first thread section on link of the present invention and the second thread section.
The first thread section and the second thread section on link of the present invention are equipped with outside thread, be provided with one section annular projection both, the turning surface of this annular projection is provided with at least one pair of with respect to the plane of orientation that described link medial axis is arranged symmetrically with, and this plane of orientation is described spanner locating face.
Inboard one end of fastening piece of the present invention is provided with internal thread, and is suitable with the first thread section of described link, and the sidewall of the outside one end is provided with three fastening screw trip bolts for the positioning probe position; The medial axis of described three fastening screw trip bolts intersects on the medial axis of this fastening piece jointly, and the medial axis of three fastening screw trip bolts is uniformly distributed on same cross section on described fastening piece in the mode of 120 degree of interval in twos.
The invention has the beneficial effects as follows:
Interface adapter of the present invention aims at the design of coal pipe, and operating temperature is up to 80 ℃, can be combined with ball valve in low pressure applications or in superpressure is used, and is simple in structure, practical, reliable performance.
(1) interface adapter of the present invention, all be threaded connection between agent structure, and processing technology is simple, and is easy for installation, is connected firmly.Link adopts the Cuprum alloy material, and the Cuprum alloy fusing point is that 1083 ℃ of ﹐ have the good electricity ﹑ that leads and lead hot property ﹑ ductility and corrosion resistance.Also can adopt other corrosion protection exotic material.
(2) interface adapter of the present invention, if Packed axial passage, the probe of mass flow measurement system is worked under dustfree environment, and, in the course of the work, effectively avoid dust, dust etc. to enter in the coal pipe through interface adapter, guarantee the metering system stable work in work, further guaranteed accuracy of measurement results.
(3) interface adapter of the present invention adopts the sealing of O RunddichtringO, and its sealing is can be good, simple installation, and highly versatile is widely used, and is with low cost, is convenient to the maintenance of parts.
(4) interface adapter of the present invention, be skillfully constructed, and is provided with specially the spanner locating face on link, and this locating face processing technology is simple, convenient and practical.No matter interface adapter of the present invention is arranged on ball valve, or pull down from ball valve, operates all safe and efficient.
(5) interface adapter of the present invention, during work, three fastening screw trip bolts that fastening piece is provided with are locked respectively on the same radial cross section of probe guide rod, thereby guarantee that the position of popping one's head in firmly is defined, and are safe and reliable.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of interface adapter of the probe that is used for the mass flow measurement system of the embodiment of the present invention;
Fig. 2 is the cross-sectional schematic of the fastening piece in Fig. 1;
Fig. 3 is the cross-sectional schematic of the link in Fig. 1.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Specific embodiments of the invention as shown in Fig. 1-3, a kind of interface adapter of the probe for the mass flow measurement system, comprising can be with the aluminum alloy fastening piece 1 of probe location and the link 2 of being made by copper alloy tube; The two ends of described link 2 are respectively equipped be used to the first thread section 21 that described fastening piece 1 is installed and are used for the second thread section 22 of mounting ball valve.
In the present embodiment, interface adapter also comprises sleeve pipe 3, and the two ends of sleeve pipe 3 are located at respectively in the inner chamber of fastening piece 1 and link 2, and seal by seal ring respectively, to form the axial passage of a sealing.The inwall of fastening piece 1 is provided with the first ring-type locating face 10 perpendicular to this fastener axis, the inwall of link 2 is provided with the second ring-type locating face 20 perpendicular to this link axis, between an end of sleeve pipe 3 and the first ring-type locating face 10, be respectively equipped with O RunddichtringO 4 between the other end of sleeve pipe 3 and the second ring-type locating face 20.Be provided with the spanner locating face between the first thread section 21 on link 2 and the second thread section 22.The first thread section 21 and the second thread section 22 on link 2 are equipped with outside thread, be provided with one section annular projection 23 both, the turning surface of this annular projection 23 is provided with a pair of plane of orientation that is arranged symmetrically with respect to link 2 medial axis, and this plane of orientation is the spanner locating face.In the present embodiment, also can design as requested two or three pairs of spanner locating faces on annular projection 23.
In the present embodiment, inboard one end of fastening piece 1 is provided with internal thread, and is suitable with the first thread section 21 of link 2, and the sidewall of the outside one end is provided with three fastening screw trip bolt (not shown)s for the positioning probe position; The medial axis of three fastening screw trip bolts intersects on the medial axis of this fastening piece 1 jointly, and the medial axis of three fastening screw trip bolts is uniformly distributed on same cross section on described fastening piece 1 in the mode of 120 degree of interval in twos.The first ring-type locating face 10 is between the fastening screw trip bolt and internal thread on fastening piece 2.The second ring-type locating face 20 is close to the exterior edge face of the second thread section 22 of link 2.Be provided with a step surface between inner threaded surface on the first ring-type locating face 10 and fastening piece 2, this step surface comprise adjacent with the first ring-type locating face 10 and with the suitable axial turning surface 11 of sleeve 3, also comprise with fastening piece 2 on the adjacent and radially anchor ring 12 that adapts with the face size of the first thread section 21 of link 2 of inner threaded surface, radially anchor ring 12 parallels with the first ring-type locating face 10.The inner chamber of link 2 and sleeve 3 are suitable, and the internal diameter size of the axial turning surface 11 on the internal diameter size of link 2 and fastening piece 2 is consistent.The sidewall of fastening piece 1 is a cylindric turning surface.
When the present invention works, the guide rod of the probe in the mass flow measurement system is stretched in the axial passage of sealing from an end of interface adapter, and by fastening piece 1 radial location.At the other end mounting ball valve of interface adapter, and then be connected with the coal pipe.
The above embodiments are only the preferred embodiments of the present invention, can not limit interest field of the present invention with this, and therefore, the equivalent variations according to the present patent application the scope of the claims is done still belongs to the scope that the present invention is contained.
Claims (10)
1. interface adapter that is used for the probe of mass flow measurement system, it is characterized in that comprising can be with the aluminum alloy fastening piece (1) of probe location and the link (2) of being made by copper alloy tube; The two ends of described link (2) are respectively equipped be used to the first thread section (21) that described fastening piece (1) is installed and are used for second thread section (22) of mounting ball valve.
2. the interface adapter of the probe for the mass flow measurement system according to claim 1, it is characterized in that described interface adapter also comprises sleeve pipe (3), the two ends of described sleeve pipe (3) are located at respectively in the inner chamber of described fastening piece (1) and link (2), and seal by seal ring respectively, to form the axial passage of a sealing.
3. the interface adapter of the probe for the mass flow measurement system according to claim 2, the inwall that it is characterized in that described fastening piece (1) is provided with the first ring-type locating face (10) perpendicular to this fastener axis, the inwall of described link (2) is provided with the second ring-type locating face (20) perpendicular to this link axis, between an end of described sleeve pipe (3) and the first ring-type locating face (10), be respectively equipped with O RunddichtringO (4) between the other end of sleeve pipe (3) and the second ring-type locating face (20).
4. the interface adapter of the probe for the mass flow measurement system according to claim 3 is characterized in that being provided with the spanner locating face between the first thread section (21) on described link (2) and the second thread section (22).
5. the interface adapter of the probe for the mass flow measurement system according to claim 4, it is characterized in that the first thread section (21) on described link (2) is equipped with outside thread with the second thread section (22), be provided with one section annular projection (23) both, the turning surface of this annular projection (23) is provided with a pair of plane of orientation that is arranged symmetrically with respect to link (2) medial axis, and this plane of orientation is the spanner locating face.
6. the interface adapter of the probe for the mass flow measurement system according to claim 5, inboard one end that it is characterized in that described fastening piece (1) is provided with internal thread, suitable with first thread section (21) of described link (2), the sidewall of the outside one end is provided with three fastening screw trip bolts for the positioning probe position; The medial axis of three fastening screw trip bolts intersects on the medial axis of this fastening piece (1) jointly, and the medial axis of three fastening screw trip bolts is uniformly distributed on same cross section on described fastening piece (1) in the mode of 120 degree of interval in twos.
7. the interface adapter of the probe for the mass flow measurement system according to claim 6 is characterized in that described the first ring-type locating face (10) is positioned between fastening screw trip bolt and internal thread on described fastening piece (2); The second ring-type locating face (20) is close to the exterior edge face of second thread section (22) of described link (2).
8. the interface adapter of the probe for the mass flow measurement system according to claim 7, it is characterized in that being provided with a step surface between the inner threaded surface on described the first ring-type locating face (10) and fastening piece (2), this step surface comprise adjacent with the first ring-type locating face (10) and with the suitable axial turning surface (11) of described sleeve (3), also comprise with described fastening piece (2) on the adjacent and radially anchor ring (12) that adapts with the face size of first thread section (21) of link (2) of inner threaded surface.
9. the interface adapter of the probe for the mass flow measurement system according to claim 8, the inner chamber and the sleeve (3) that it is characterized in that described link (2) are suitable, and the internal diameter size of the axial turning surface (11) on the internal diameter size of described link (2) and fastening piece (2) is consistent.
10. the interface adapter of the probe for the mass flow measurement system according to claim 9, the sidewall that it is characterized in that described fastening piece (1) is a cylindric turning surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105865.XA CN103174905B (en) | 2013-03-29 | 2013-03-29 | Interface adapter of probe for pulverized coal flow metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310105865.XA CN103174905B (en) | 2013-03-29 | 2013-03-29 | Interface adapter of probe for pulverized coal flow metering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103174905A true CN103174905A (en) | 2013-06-26 |
| CN103174905B CN103174905B (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310105865.XA Active CN103174905B (en) | 2013-03-29 | 2013-03-29 | Interface adapter of probe for pulverized coal flow metering system |
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| CN (1) | CN103174905B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989093A (en) * | 2016-01-20 | 2017-07-28 | 音乐人股份有限公司 | Connection adapter for music stand |
| CN111852818A (en) * | 2020-06-30 | 2020-10-30 | 微密斯点胶技术有限公司 | Compressed air adapter, proportioning system and feeding method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4337807A (en) * | 1979-07-31 | 1982-07-06 | Meyer Piet | High pressure coupling |
| CN201497530U (en) * | 2009-08-11 | 2010-06-02 | 唐山华洋自动化有限公司 | On-line type ultrasonic wave plug-in sensor |
| CN201514242U (en) * | 2009-10-10 | 2010-06-23 | 张力新 | Sensor for ultrasonic flowmeter capable of maintaining on line |
| US20120048401A1 (en) * | 2009-03-31 | 2012-03-01 | Seiji Yamashita | Ball check valve |
-
2013
- 2013-03-29 CN CN201310105865.XA patent/CN103174905B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4337807A (en) * | 1979-07-31 | 1982-07-06 | Meyer Piet | High pressure coupling |
| US20120048401A1 (en) * | 2009-03-31 | 2012-03-01 | Seiji Yamashita | Ball check valve |
| CN201497530U (en) * | 2009-08-11 | 2010-06-02 | 唐山华洋自动化有限公司 | On-line type ultrasonic wave plug-in sensor |
| CN201514242U (en) * | 2009-10-10 | 2010-06-23 | 张力新 | Sensor for ultrasonic flowmeter capable of maintaining on line |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989093A (en) * | 2016-01-20 | 2017-07-28 | 音乐人股份有限公司 | Connection adapter for music stand |
| US10433639B2 (en) | 2016-01-20 | 2019-10-08 | The Music People, Inc. | Connection adapter for music stand |
| CN111852818A (en) * | 2020-06-30 | 2020-10-30 | 微密斯点胶技术有限公司 | Compressed air adapter, proportioning system and feeding method thereof |
| CN111852818B (en) * | 2020-06-30 | 2022-08-26 | 微密斯点胶技术有限公司 | Compressed air adapter, proportioning system and feeding method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103174905B (en) | 2015-03-18 |
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Address after: 116600 No. 73, Zhenpeng industrial city, Dalian Economic and Technological Development Zone, Liaoning Province Patentee after: Shuifa PAISI Gas Co.,Ltd. Address before: No. 42, Fuquan North Road, development zone, Dalian, Liaoning 116100 Patentee before: DALIAN ENERGAS GAS-SYSTEM CO.,LTD. |
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Effective date of registration: 20230531 Address after: 2nd Floor, No. 42-1 Fuquan North Road, Dalian Economic and Technological Development Zone, China (Liaoning) Pilot Free Trade Zone, Dalian City, Liaoning Province, 116630 Patentee after: Dalian PAISI Gas Equipment Co.,Ltd. Address before: 116600 No. 73, Zhenpeng industrial city, Dalian Economic and Technological Development Zone, Liaoning Province Patentee before: Shuifa PAISI Gas Co.,Ltd. |