CN106764469B - Multi-liquid fuel type lighting lamp - Google Patents
Multi-liquid fuel type lighting lamp Download PDFInfo
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- CN106764469B CN106764469B CN201710140269.3A CN201710140269A CN106764469B CN 106764469 B CN106764469 B CN 106764469B CN 201710140269 A CN201710140269 A CN 201710140269A CN 106764469 B CN106764469 B CN 106764469B
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- oil
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- lamp holder
- supply pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V37/00—Details of lighting devices employing combustion as light source, not otherwise provided for
- F21V37/0004—Details of lighting devices employing combustion as light source, not otherwise provided for using liquid fuel
- F21V37/0041—Fuel supply
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a multi-liquid fuel type lighting lamp, which solves the problems of complex structure and poor looseness of the existing gasification lamp and comprises a hollow lamp holder, wherein a pressurizing device and an oil filler which are communicated with the inside of the lamp holder are arranged on the lamp holder; the upper end of the oil supply pipe is axially and positionally sleeved with a lamp holder, a through oil inlet hole is arranged in the lamp holder, the oil supply pipe is inserted in the oil inlet hole, an oil outlet hole on the oil supply pipe leads to the oil inlet hole, the inner diameter of the oil outlet hole is smaller than that of the oil supply pipe, and the switch device is used for enabling the oil outlet hole to discharge oil or closing the oil outlet hole; the upper end of the lamp holder is connected with a top cover, and the oil inlet is led into the top cover; the lower end of the lamp holder is used for fixing the combustion body; the lamp holder is internally provided with a plurality of air passages for communicating the inside of the top cover with the inside of the combustion body; the air inlet pipe is communicated with the air passage; an ignition device for burning the burning body is arranged on the lower side of the lamp holder base on the oil supply pipe.
Description
Technical Field
The present utility model relates to a lighting device, and more particularly, to a lighting lamp capable of lighting by pressurized combustion using various liquid fuels.
Background
Most of the existing lighting lamps use electric power as energy, and if no electric power facilities are erected, the electric lighting lamps cannot work. In outdoor remote areas, such as outdoor on duty, camping, field operations and other application fields, illumination under the existing conditions can only be realized by using a storage battery, a generator or igniting plants or mineral raw materials, and the illumination mode is troublesome to use and is inconvenient to carry.
The Chinese patent (90221082.3) discloses a pipeline kerosene gasification lamp, which belongs to the technical field of illumination, a lamp body of the gasification lamp is relatively independent from an oil tank, and is connected with the oil tank by adopting an oil pipe, a switch and a pipe joint are arranged in the oil pipe, and a tripod bracket is arranged on the lamp body. The pipeline type kerosene gasification lamp is matched with the kerosene gasification furnace for use, so that an oil tank is saved, the cost is reduced, the volume of the oil tank is large, the oil and gas storage capacity is large, the times of oiling and inflating are reduced, the frequent vibration of a lamp body is avoided, the service life of a sand cover of the lamp is prolonged, and one oil tank can be connected with a plurality of lamps.
The gasification lamp with the structure has relatively poor structural compactness, is inconvenient to carry and assemble, and has low fuel burning rate.
Disclosure of Invention
In order to overcome the defects, the utility model solves the technical problems that: the multi-liquid fuel illuminating lamp is good in structural compactness and convenient to carry.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the multi-fuel type lighting lamp comprises a hollow lamp holder, wherein a pressurizing device and an oil filler which are communicated with the inside of the lamp holder are arranged on the lamp holder, and the multi-fuel type lighting lamp is characterized in that an oil supply pipe made of metal is fixed on the lamp holder along the vertical direction; the upper end of the oil supply pipe is axially and positionally sleeved with a lamp holder, a through oil inlet hole is arranged in the lamp holder, the oil supply pipe is inserted in the oil inlet hole, an oil outlet hole on the oil supply pipe leads to the oil inlet hole, the inner diameter of the oil outlet hole is smaller than that of the oil supply pipe, and the switch device is used for enabling the oil outlet hole to discharge oil or closing the oil outlet hole; the upper end of the lamp holder is connected with a top cover, and the oil inlet is led into the top cover; the lower end of the lamp holder is used for fixing the combustion body; the lamp holder is internally provided with a plurality of air passages for communicating the inside of the top cover with the inside of the combustion body; the air inlet pipe is communicated with the air passage; an ignition device for burning the burning body is arranged on the lower side of the lamp holder base on the oil supply pipe.
The multi-fuel means that various liquid type oil materials such as kerosene, gasoline or alcohol can be selected. When the illuminating lamp is used, the lamp holder is pressurized by the pressurizing device. After the ignition device is ignited, the combustion body is burnt, the switch device is operated to spray oil from the oil outlet, and the oil and the gas are mixed and enter the combustion body from the air passage. The combustion body is generally made of lamp yarns which are woven by castor fibers or asbestos materials, and the lamp yarns are supplemented with selenium nitrate soil element soaking solution. The gas introduced into the combustion body causes the combustion body to bulge and burn to emit light. After use, the switch device is operated, and the combustion body is not supplied with the oil-gas mixture, so that the combustion body is extinguished. The switch device can be a sealing rod and sealing needle combination body or a valve structure, and has the function of conducting or cutting off oil.
Further, the switch device comprises a connecting seat connected to the oil supply pipe and a rotating rod inserted in the connecting seat, the inner end of the rotating rod is eccentrically provided with a eccentric head, the oil supply pipe is axially provided with a sealing rod, and the inner diameter of the oil outlet is smaller than the diameter of the sealing rod; the upper end of the sealing rod is provided with a sealing needle, and the oil outlet is positioned on the end face of the upper side of the oil supply pipe; the eccentric head rotates along with the rotating rod to act on the sealing rod, so that the sealing needle is inserted into the oil outlet or separated from the oil outlet. The device has simple structure and good working reliability, is convenient for the inner diameter of the oil outlet to be small, is convenient for the dispersion of oil particles and can realize the full mixing with gas.
Further, a nut is detachably coupled to an upper end of the oil supply pipe, and an oil outlet hole is formed on an end face of the nut. Because the oil outlet can be frequently in plug-in connection with the seal needle, the oil outlet is easy to be enlarged so as to influence the use effect, and therefore, the oil outlet needs to be replaced. Through setting up the nut, need not to supply oil pipe whole to change when changing.
Further, the upper end of the sealing rod is detachably connected with a terminal, a socket is formed at the upper end of the terminal, and the sealing needle is pressed in the socket. Corresponding to the above, when the seal needle is replaced, the seal rod is not required to be replaced integrally, and only the end head is required to be replaced.
Further, a bracket is arranged on the oil supply pipe, the lower end of the transparent lampshade is placed on the bracket, and the transparent lampshade is used for wrapping the combustion body. The transparent lampshade is generally made of glass, and the bracket is arranged, so that the transparent lampshade is naturally placed on the bracket, the transparent lampshade and the bracket are conveniently separated, and the illuminating lamp is convenient to use and operate correspondingly.
Further, the ignition device comprises an oil cup arranged in the bracket, a middle cylinder is arranged at the axis position of the oil cup, and the middle cylinder is sleeved on the oil supply pipe. The combustion-supporting substance, such as asbestos, is wrapped around the middle cylinder, and the auxiliary fuel oil or paraffin is contained in the oil cup. The ignition device with the structure is matched with the bracket, the structure is simple, and the transparent lampshade is placed on the bracket, so that the ignition device is convenient to ignite, the lighting lamp is convenient to ignite, and the use safety is high.
Further, a baffle cover is arranged at the upper end of the transparent lampshade, and the air inlet pipe penetrates through the wall body of the baffle cover and is connected to the lamp holder. Through setting up and keeping off the cover, make transparent lamp shade and keep off the cover and link together to connect into a whole with the lamp point seat through the intake pipe, simple structure is convenient for this light's assembly and use.
Further, a plurality of air inlet pipes are uniformly distributed on the circumference of the lamp holder seat, the air inlet pipes are arranged along the horizontal direction, and one air inlet pipe is communicated with part of air passages in the lamp holder seat; the outer end of the air inlet pipe is connected with a hollow seal head in a threaded manner, and a plurality of air holes are formed in the side face of the seal head. The air hole is communicated with the inside of the end socket and is used for introducing air into the end socket, so that the air can be filtered to a certain extent, and the illuminating lamp is attractive in appearance and good in use stability.
Further, the upper pipe and the lower pipe are respectively connected and fixed at the two ends of the oil inlet hole in the lamp holder seat, the oil supply pipe is inserted in the lower pipe, and the lower ends of the lower pipe and the lamp holder seat are used for binding the combustion body. The oil outlet of the oil inlet hole is lifted by the arrangement of the upper pipe, so that gaseous oil is convenient to enter the air passage. Through setting up down tube, be convenient for link fixedly to the combustion body.
Further, a lamp handle is sleeved on the oil supply pipe at an interval between the switching device and the lamp holder. When the illuminating lamp is moved, the lamp handle is held by the hand, so that the illuminating lamp can be moved conveniently.
Therefore, the utility model has the beneficial effects that: through setting up the oil pipe that supplies of metal, the oil pipe that supplies is except providing the passageway for the flow of oil, still is used for providing the support to the upper end of illumination lamp, and the compact structure of illumination lamp is good, is convenient for assemble and use. The lamp holder is arranged, the lamp holder not only provides fixation support for the combustion body, but also can realize the mixing of oil and air, the oil and the air are fully mixed, the full utilization of the oil is facilitated, and the utilization rate of the oil is high. The burner is directly fixed on the lamp holder seat, the structure is simple, the fuel supply pipe can penetrate through the burner, and the high temperature generated in the combustion process of the burner is conducted through the wall body of the fuel supply pipe, so that the fuel in the fuel supply pipe can be vaporized, the subsequent full mixing of the fuel and air is facilitated, and the full combustion of the fuel is facilitated. Through setting up ignition, make things convenient for the illumination of this light, the safety in utilization of this light is good. By arranging the top cover, turbulent flow is easily formed in the top cover by utilizing the blocking of the top cover, which is favorable for the full mixing of oil and air.
Drawings
Fig. 1 is a structural diagram of the multi-liquid fuel type illumination lamp.
Fig. 2 is an assembled longitudinal sectional view of the lamp base in the present illumination lamp.
Fig. 3 is an assembled schematic cross-sectional view of a base and its accessories in the present lamp.
Fig. 4 is an end view of the lamp holder.
Fig. 5 is a plan view structural diagram of the illumination lamp.
Fig. 6 is an enlarged view of a portion a in fig. 1.
Detailed Description
In the figure, the multi-fuel type lighting lamp comprises a hollow lamp holder 1, wherein the inside of the lamp holder 1 is used for storing oil. The lamp holder 1 is provided with a pressurizing device 14 and an oil filling port 2 which are communicated with the inside of the lamp holder, the pressurizing device 14 is of a one-way structure of an air cylinder, and the pressure in the lamp holder 1 is increased by operating the pressurizing device 14; when in use, the oil filling port 2 is provided with a sealing cover, and the sealing cover is opened to fill oil into the lamp holder 1.
An oil supply pipe 12 made of brass is arranged on the upper end surface of the lamp holder 1, the oil supply pipe 12 is arranged on the lamp holder 1 along the vertical direction, the oil supply pipe 12 is communicated with the inside of the lamp holder 1, and a suction pipe 15 extending into the lamp holder 1 is arranged at the lower end part of the oil supply pipe 12. A cylindrical lamp holder seat 6 is arranged at the upper end of the oil supply pipe 12, and a through oil inlet hole 25 is arranged in the lamp holder seat 6. The oil inlet 25 has a small upper side and a large lower side, a step is formed at the position of the change of the inner diameter of the oil inlet 25, the oil supply pipe 12 is inserted into the oil inlet 25, the step in the oil inlet 25 is supported on the upper end surface of the oil supply pipe 12, so that the lamp cap base 6 is axially positioned and sleeved on the oil supply pipe 12, and the oil supply pipe 12 provides support for the lamp cap base 6. The upper end of the oil supply pipe 12 is provided with an oil outlet which leads into the oil inlet 25, specifically into the small diameter portion of the oil inlet 25. The inner diameter of the oil outlet is smaller than that of the oil supply pipe 12, and a switching device coupled to the oil supply pipe 12 is used for making the oil outlet communicate with the inside of the lamp socket 1 or cutting off the communication between the oil outlet and the inside of the lamp socket 1.
The upper end of the lamp holder seat 6 is provided with a top cover 8, the upper end of the top cover 8 is closed, the lower end of the top cover is open, the lamp holder seat 6 is connected in the opening of the top cover 8 in a threaded manner, the oil inlet 25 is led into the top cover 8, and the top cover 8 is used for preventing the oil inlet 25 from being communicated with the outside. A recess is formed on the outer circumferential surface of the lower end of the base 6, and the burner 11 is firmly fixed in the recess. The lamp holder seat 6 is internally provided with a plurality of air passages 18, the air passages 18 are arranged along the axial direction of the lamp holder seat 6, the air passages 18 are uniformly distributed on the periphery of the oil inlet holes 25, and the top cover 8 is communicated with the inside of the combustion body 11 through the air passages 18. An air inlet pipe 10 communicated with the outside is fixedly connected to the lamp holder seat 6, and the air inlet pipe 10 is communicated with an air passage 18.
In order to achieve safe ignition of the combustion body 11, an ignition device is provided on the lower side of the base 6 on the oil feed pipe 12, and after ignition of the ignition device, the combustion body 11 can be ignited.
The switch device comprises a connecting seat 13, the oil supply pipes 12 are of a sectional structure, and the connecting seat 13 is fixedly connected between the oil supply pipes 12. A rotating rod 4 is inserted in the connecting seat 13, and an eccentric head is eccentrically arranged at the inner end of the rotating rod 4. A sealing rod 24 is axially arranged in the oil supply pipe 12, a metal filter screen 23 is sleeved on the periphery of the sealing rod 24 in the oil supply pipe 12, the metal filter screen 23 is positioned at the position of the combustion body 11, and the inner diameter of the oil outlet is smaller than the diameter of the sealing rod 24. The seal pin 17 is provided at the upper end of the seal rod 24, and the oil outlet is provided at the upper end face of the oil supply pipe 12. The eccentric head rotates along with the rotating rod 4 to act on the sealing rod 24, so that the sealing rod 24 moves axially, and the sealing needle 17 is inserted into or separated from the oil outlet, so that the cutting off or conducting of the oil flow is realized.
The oil outlet and the seal pin 17 are used as easily worn parts, and if the wear is excessive, the replacement is required. For this, a nut 20 is detachably coupled to the upper end of the oil supply pipe 12, and an oil outlet hole is formed on an end surface of the nut 20. The upper end of the sealing rod 24 is detachably connected with a head 21, a socket is formed at the upper end of the head 21, and the sealing needle 17 is pressed in the socket. When the nut 20 and the end 21 need to be replaced, the nut can be replaced.
A bracket 27 is provided on the oil supply pipe 12 at a position above the coupling seat 13, and the bracket 27 is supported on the coupling seat 13. The lower end of the transparent lamp shade 5 naturally rests on the bracket 27, and the combustion body 11 is positioned in the transparent lamp shade 5.
The ignition device comprises an oil cup 26 arranged in a bracket 27, the oil cup 26 being used for pouring oil. The oil cup 26 is provided with a middle cylinder 28 at the axial position, the middle cylinder 28 is sleeved on the oil supply pipe 12, and the outer circumferential surface of the middle cylinder 28 is provided with flocculent combustion-supporting substances such as asbestos, rock wool and the like.
The upper end of the transparent lampshade 5 is provided with a shielding cover 7, and the air inlet pipe 10 penetrates through the wall body of the shielding cover 7 and is connected with the lamp holder 6 in a threaded manner, so that the shielding cover 7 and the lamp holder 6 are connected into a whole.
The number of the air inlet pipes 10 is three, the air inlet pipes 10 are uniformly distributed on the circumference of the lamp holder base 6, the air inlet pipes 10 are arranged along the horizontal direction, and one air inlet pipe 10 is communicated with a part of air passages 18 in the lamp holder base 6. The outer end of the air inlet pipe 10 is connected with a hollow seal head 9 in a threaded manner, a plurality of air holes 19 are formed in the side face of the outer end of the seal head 9, and the air holes 19 communicate the inside of the seal head 9 with the outside.
The upper tube 16 and the lower tube 22 are respectively connected and fixed at two ends of the oil inlet hole 25 in the lamp holder seat 6, the oil supply tube 12 is inserted in the lower tube 22, the upper tube 16 lifts the outlet of the oil inlet hole 25, and the lower tube 22 has a certain size. A spigot is formed on the outer peripheral surface of the lower end of the lower tube 22, and the upper end of the combustion body 11 is tied to the lower end of the base 6, and the lower end of the combustion body 11 is tied to the lower end of the lower tube 22.
The connecting seat 13 and the lamp holder 1 are provided with a space, an oil supply pipe 12 for connecting the two is arranged in the space, the periphery of the oil supply pipe 12 is sleeved with a lamp handle 3, and the lamp handle 3 can be made of nonmetal materials such as wood, plastic or rubber and is used for holding hands when the illuminating lamp moves.
Claims (9)
1. The multi-liquid fuel type lighting lamp comprises a hollow lamp holder, wherein a pressurizing device and an oil filler which are communicated with the inside of the lamp holder are arranged on the lamp holder; the upper end of the oil supply pipe is axially and positionally sleeved with a cylindrical lamp holder seat, a through oil inlet hole is formed in the lamp holder seat, the oil supply pipe is inserted in the oil inlet hole, an oil outlet hole on the oil supply pipe leads to the oil inlet hole, the inner diameter of the oil outlet hole is smaller than that of the oil supply pipe, and the switch device is used for enabling the oil outlet hole to discharge oil or closing the oil outlet hole; the upper end of the lamp holder is connected with a top cover, and the oil inlet is led into the top cover; the lower end of the lamp holder is used for fixing the combustion body; the lamp holder is internally provided with a plurality of air passages for communicating the inside of the top cover with the inside of the combustion body, the air passages are arranged along the axial direction of the lamp holder, the air passages are uniformly distributed at the periphery of the oil inlet hole, and the air inlet pipe is communicated with the air passages; an ignition device for burning the combustion body is arranged on the lower side of the lamp holder seat on the oil supply pipe; a sealing rod is axially arranged in the oil supply pipe, and the inner diameter of the oil outlet is smaller than the diameter of the sealing rod; the upper end of the sealing rod is provided with a sealing needle, and the oil outlet is positioned on the end face of the upper side of the oil supply pipe; the sealing rod moves axially, so that the sealing needle is inserted into the oil outlet or separated from the oil outlet, and the cutting off or conducting of the oil flow is realized.
2. The illumination lamp of claim 1, wherein the upper end of the oil supply pipe is detachably coupled with a screw cap, and the oil outlet hole is formed on an end surface of the screw cap.
3. The illumination lamp of claim 1, wherein the upper end of the sealing rod is detachably connected with a tip, a socket is formed at the upper end of the tip, and the sealing needle is pressed in the socket.
4. A lighting lamp as claimed in any one of claims 1 to 3, wherein a bracket is provided on the fuel supply pipe, and a lower end of the transparent lamp cover is placed on the bracket, the transparent lamp cover being adapted to surround the combustion body.
5. The lighting lamp as set forth in claim 4, wherein the ignition device comprises an oil cup disposed in the bracket, a middle tube is disposed at an axial position of the oil cup, and the middle tube is sleeved on the oil supply tube.
6. The illumination lamp as set forth in claim 4, wherein a cover is provided at an upper end of the transparent lamp housing, and the air inlet pipe is coupled to the lamp base through a wall of the cover.
7. A lighting lamp as claimed in any one of claims 1 to 3, wherein a plurality of air inlet pipes are uniformly distributed in the circumferential direction of the lamp holder, the air inlet pipes are arranged in the horizontal direction, and one air inlet pipe is communicated with a part of air passages in the lamp holder; the outer end of the air inlet pipe is connected with a hollow seal head in a threaded manner, and a plurality of air holes are formed in the side face of the seal head.
8. A lighting lamp as claimed in any one of claims 1 to 3, wherein the lamp holder is fixedly connected with an upper tube and a lower tube at two ends of the oil inlet respectively, the oil supply tube is inserted into the lower tube, and the lower ends of the lower tube and the lamp holder are used for binding the combustion body.
9. A lamp as claimed in any one of claims 1 to 3, characterized in that a lamp stem is fitted over the supply tube in the space between the switching device and the lamp base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710140269.3A CN106764469B (en) | 2017-03-10 | 2017-03-10 | Multi-liquid fuel type lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710140269.3A CN106764469B (en) | 2017-03-10 | 2017-03-10 | Multi-liquid fuel type lighting lamp |
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| Publication Number | Publication Date |
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| CN106764469A CN106764469A (en) | 2017-05-31 |
| CN106764469B true CN106764469B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710140269.3A Active CN106764469B (en) | 2017-03-10 | 2017-03-10 | Multi-liquid fuel type lighting lamp |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644806A (en) * | 2018-04-25 | 2018-10-12 | 邵东智能制造技术研究院有限公司 | A kind of lighter with illumination functions |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202338930U (en) * | 2011-12-03 | 2012-07-18 | 朱立胜 | Windless environment-friendly energy-saving furnace head for biological alcohol oil |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1486963A (en) * | 1976-02-18 | 1977-09-28 | Shelton Pty Ltd | Liquid fuel lamps |
| CN2110128U (en) * | 1991-11-30 | 1992-07-15 | 汕头金属压铸厂 | Liquefied petroleum gas lamp |
| CN2149568Y (en) * | 1992-08-31 | 1993-12-15 | 中国船舶燃料供应上海公司 | Vortex type oil burner |
| CN201273458Y (en) * | 2008-10-08 | 2009-07-15 | 佛山市三水沙塘五金制品有限公司 | Kerosene lamp cap for preventing mistake opening by children |
| CN204647798U (en) * | 2015-04-13 | 2015-09-16 | 滁州市金鹏新型建材开发有限公司 | A kind of oil spray agent device |
| TWM527065U (en) * | 2016-05-16 | 2016-08-11 | Shang Chtao Prec Co Ltd | Vaporization tube of kerosene lamp |
| CN206582542U (en) * | 2017-03-10 | 2017-10-24 | 温岭市惠师登精密模具有限公司 | Many liquid fuel type illuminating lamps |
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2017
- 2017-03-10 CN CN201710140269.3A patent/CN106764469B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202338930U (en) * | 2011-12-03 | 2012-07-18 | 朱立胜 | Windless environment-friendly energy-saving furnace head for biological alcohol oil |
Non-Patent Citations (1)
| Title |
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| 沼气灯的科学使用及故障排除;焦瑞莲;;北京农业(07);全文 * |
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