CN203442882U - Pulverized coal furnace natural gas igniter - Google Patents
Pulverized coal furnace natural gas igniter Download PDFInfo
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- CN203442882U CN203442882U CN201320398962.8U CN201320398962U CN203442882U CN 203442882 U CN203442882 U CN 203442882U CN 201320398962 U CN201320398962 U CN 201320398962U CN 203442882 U CN203442882 U CN 203442882U
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- power
- natural gas
- termination
- line terminal
- insulating tube
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Abstract
The utility model relates to the field of heating device ignition with pulverized coal particles serving as burning media, in particular to a pulverized coal furnace natural gas igniter capable of conducting long-distance ignition. The pulverized coal furnace natural gas igniter comprises a handheld protective pipe, a front fixed end, a gas conveying unit, a direct current pulse circuit unit and a rear fixed end, wherein a threaded gas inlet is formed in the handheld protective pipe, and a vent hole is formed in the front fixed end. Multiple levels of insulating ceramic pipes for fixation and insulation are evenly arranged outside a power supply binding post from an ignition end to a connection end of an electric nut, the front fixed end is connected with the first level of insulating ceramic pipe and the handheld protective pipe in a sliding mode, the rear fixed end is connected with the last level of insulating ceramic pipe in a threaded mode through a fastening screw, and the handheld protective pipe is connected with the rear fixed end in a threaded mode. The pulverized coal furnace natural gas igniter is high in combustion continuing capacity and capable of conducting long-distance ignition for a long time, use cost is reduced, pollution gas is not produced after fuel is combusted, and the environment is protected.
Description
Technical field
The utility model relates to take the field of igniting of the heating equipment that Pulverized Coal is combustion medium, is specifically related to a kind of coal-powder boiler natural gas igniter that can ignite at a distance.
Background technology
Existingly using the heating equipment that Pulverized Coal is combustion medium and mostly utilize heavy oil as pilot fuel, heavy oil ignites, and not only cost is high, and take the device structure complexity of igniting that heavy oil is fuel, and use cost and maintenance cost are high, in the heating equipment that the Pulverized Coal of take is combustion medium, it is large that combustion process has wind-force, oxygen-supplying amount is large, Pulverized Coal sufficient combustion, residue is few, burning rapidly, the features such as heat is large, this burning things which may cause a fire disaster that just requires to ignite must have the function of igniting at a distance for a long time, and natural gas is as pilot fuel, along with rise of the oil price, use fuel ignition cost to improve, for further reducing coal-powder boiler igniting cost, adopt calorific value higher, the natural gas of relative low price carries out coal-powder boiler igniting and steady combustion is necessary, natural gas can not only meet for a long time and ignite at a distance as pilot fuel, also there is cost low simultaneously, the advantage of protection of the environment.
In existing coal-powder boiler, also there is the ignite equipment of some use natural gases as pilot fuel; but this ignites equipment all more or less there is such or such shortcoming; such as easily causing ignition installation, damages the insulation protection weak effect of igniting unit; combustion-supporting gas enters to have some setbacks and causes igniting or surely fire weak effect etc. shortcoming, has limited the use of natural gas igniter in coal-powder boiler.
Utility model content
The utility model overcomes above-mentioned the deficiencies in the prior art provides a kind of continuous right ability coal-powder boiler natural gas igniter strong, that ignite for a long time at a distance.
The technical solution of the utility model is achieved in that a kind of coal-powder boiler natural gas igniter, it is characterized in that: comprise that hand holds pillar, front fixedly termination, combustion gas supply unit, direct-flow impulse circuit unit and rear fixedly termination, described hand is held on pillar and is offered thread inleting hole, on described front fixedly termination, offers passage, described combustion gas supply unit comprises Gas Pipe, pressure-reducing valve, valve, air hose, air throttle and combustion gas trachea, and described combustion gas trachea is connected with natural gas cylinder by air hose, pressure-reducing valve and valve, described direct-flow impulse circuit unit comprise the direct current electric power storage pulse power, power line, power-line terminal and be connected with power-line terminal connect electric nut, described Gas Pipe and front fixedly termination and rear fixedly termination are all spirally connected, described power-line terminal be provided with outward fixed insulation effect from sparking one end to the multistage insulating ceramics pipe that connects electric nut and connect one end, described insulating ceramics pipe comprises Duan He small-bore, large aperture end, stomidium footpath, described large aperture coordinates with described small-bore end, described front fixedly termination offers the hole being slidably matched with first order insulating ceramics pipe large aperture end, described front fixedly termination and first order insulating ceramics pipe, hand is held pillar and is all slidably connected, described rear fixedly termination and afterbody insulating ceramics pipe are spirally connected by tightening silk rolling, described hand holds pillar and rear fixedly termination is spirally connected.
Described afterbody insulating ceramics pipe is tightening insulating ceramics pipe, and the small-bore end of tightening insulating ceramics pipe is through tightening silk rolling centre bore, the tight large aperture of tightening silk rolling end-face hole wall pressure end end face.
On described thread inleting hole, be circumscribed with air delivering pipeline.
Termination, the sparking one end diameter of described power-line terminal is by thin chap, and the small-bore stomidium wall of first order insulating ceramics pipe clamps power-line terminal, and the other end of power-line terminal is provided with screw thread, connects electric nut and fixedly screws the power-line terminal other end.
Described Gas Pipe, front fixedly termination and rear fixedly termination are rigid body.
The good effect that the technical solution of the utility model produces is as follows: it is the burning things which may cause a fire disaster that ignites that this igniter adopts natural gas, and transportation and conveying are convenient, continuous so very capable, can solve the problem of the continuous right scarce capacity of burning things which may cause a fire disaster that ignites; This igniter length of igniting reaches 2 meters, and the light manual operations of quality flexibly, has well solved ignite safety and problem easily; It is the burning things which may cause a fire disaster that ignites that gas burning system igniter adopts natural gas, can utilize gas pressure difference to transmit combustion gas, do not need special conveying equipment (as air pump), equipment can be when saving cost of manufacture, save operating cost, add that the cost of natural gas own is low has saved again application cost, and equipment also to have combustion cleaning pollution-free, the advantage such as technology maturation is reliable.
Insulating ceramics pipe is through on power-line terminal, insulating ceramics pipe ceramic material used has good hot-face insulation performance, the highest refractory temperature can reach thousands of degree, under higher temperature, ceramic material still can keep good shape stability and insulating properties, the maximum temperature when temperature that material tolerates works far above igniter firing tip (being generally 200 degree left and right), therefore gas burning system igniter is selected insulating ceramics pipe to do insulating materials can greatly to strengthen stability and the insulating reliability that connects electric system, strengthen systemic-function; Termination, the sparking one end diameter of described power-line terminal is by thin chap, the small-bore stomidium wall clamping power-line terminal of first order insulating ceramics pipe, the other end of power-line terminal is provided with screw thread, connects electric nut and fixedly screws the power-line terminal other end, realizes reliable insulation with fixing; First order insulating ceramics Guan Yuqian fixedly termination is to be slidably connected, can according to Gas Pipe and front and back fixedly the actual syndeton length in termination adjust coupled position.
Accompanying drawing explanation
Fig. 1 is the left TV structure schematic diagram of the utility model igniter.
Fig. 2 is the right TV structure schematic diagram of the utility model igniter.
Fig. 3 is the A-A sectional structure schematic diagram of the utility model Fig. 1.
Fig. 4 is the partial enlarged drawing of B in the utility model Fig. 3.
In figure, be labeled as: 1, front fixedly termination; 2, rear fixedly termination; 3, hand is held pillar; 4, thread inleting hole; 5, passage; 6, Gas Pipe; 7, tightening silk rolling; 8, combustion gas trachea; 9, air throttle; 10, the direct current electric power storage pulse power; 11, power line; 12, positive supply binding post; 13, negative supply binding post; 14, connect electric nut; 15, first order insulating ceramics pipe; 16, afterbody insulating ceramics pipe.
Note: " power line " in present patent application file (claims, description and specification digest), mentioned is " positive power line " and " negative power line ", list no longer separately, " the power line binding post " mentioned is also " positive supply binding post " and " negative supply binding post ", lists no longer separately.
The specific embodiment
A kind of coal-powder boiler natural gas igniter, as shown in Figure 1, 2, 3, comprise that combustion gas supply unit, direct-flow impulse circuit unit, front fixedly termination 1, rear fixedly termination 2 and hand hold pillar 3, described hand is held on pillar and is offered thread inleting hole 4, on described front fixedly termination, offers passage 5, described combustion gas supply unit comprises Gas Pipe 6, pressure-reducing valve, valve, air hose, air throttle 9 and combustion gas trachea 8, and described combustion gas trachea is connected with natural gas cylinder by air hose, pressure-reducing valve and valve, described direct-flow impulse circuit unit comprises the direct current electric power storage pulse power 10, power line 11(positive power line and negative power line), power-line terminal (positive supply binding post 12 and negative supply binding post 13) and be connected with power-line terminal connect electric nut 14, by the direct current electric power storage pulse power, positive-negative power line, connect electric nut, positive-negative power binding post join (between positive-negative power binding post, having electrion gap) form firing circuit, described power-line terminal has been outside equipped with the multistage insulating ceramics pipe of fixed insulation effect, from power-line terminal sparking end to end, be followed successively by first order insulating ceramics pipe 15, second level insulating ceramics pipe ... afterbody insulating ceramics pipe 16, afterbody insulating ceramics pipe, the insulating ceramics pipe being connected with afterbody insulating ceramics pipe is tightening insulating ceramics pipe, all the other insulating ceramics pipes are for connecting insulating ceramics pipe, insulating ceramics pipe comprises that Duan He small-bore, large aperture end connects insulating ceramics pipe and makes a call to a shoulder hole at the center of ceramic multidiameter, shoulder hole macropore one end can connect insulating ceramics pipe multidiameter small end with another and coordinate, after cooperation, can strengthen coupling reliability, play reliable insulation, tightening insulating ceramics pipe, by tightening silk rolling 7 and rear fixedly termination, connect firmly, center is equipped with isometrical via hole can pass power-line terminal, outer surface is also multidiameter shape, when multidiameter small end is when the tightening silk rolling centre bore, large end is blocked by tightening silk rolling end face hole wall, in tightening silk rolling and rear fixedly after termination screws tight, tightening insulating ceramics pipe is just fastened, and plays insulation and fixation, described Gas Pipe and front fixedly termination, the equal thread connection in rear fixedly termination, described front fixedly termination offers the hole being slidably matched with first order insulating ceramics pipe large aperture end, described front fixedly termination and first order insulating ceramics pipe, hand are held pillar and are all slidably connected, can according to Gas Pipe and front and back fixedly the actual syndeton length in termination adjust coupled position, described rear fixedly termination and afterbody insulating ceramics pipe are spirally connected by tightening silk rolling, and the small-bore end of tightening insulating ceramics pipe is through tightening silk rolling centre bore, and the tight large aperture of tightening silk rolling end-face hole wall pressure end end face, realizes reliable insulation and fixing, described hand holds pillar and rear fixedly termination is spirally connected.
Termination, the sparking one end diameter of described power-line terminal is by thin chap, and the small-bore stomidium wall of first order insulating ceramics pipe clamps power-line terminal, and the other end of power-line terminal is provided with screw thread, connects electric nut and fixedly screws the power-line terminal other end.
From the above by the fixing connection fixation of termination in front and back, can by combustion gas supply unit and front and back fixedly termination coupling part, direct-flow impulse circuit unit and front and back fixedly termination coupling part, front and back fixedly termination, tightening silk rolling etc. be fixedly connected, defensive position is held the whole system assembling that has been spirally connected of pillar and rear fixedly termination.Hand is held pillar by portable operation manually, realizes long distance ignition.
Described hand is held on pillar and is offered thread inleting hole, on described front fixedly termination, offers passage, freely enters at ordinary times for nature gas, when needed can external air delivering pipeline, by external air blast, blast the natural gas of supercharging; Combustion-supporting gas can be nature gas or by the natural gas of external air blast air blast supercharging, combustion-supporting gas is held pillar air admission hole by hand, enters combustion zone combustion-supporting by front fixedly termination passage.
During the work of gas burning system igniter, first open direct current electric power storage pulse power switch and make firing circuit power supply sparking, opening natural gas cylinder valve, air throttle connection gas circuit air feed, natural gas just at the first end of front stiff end by high-pressure electrostatic spark ignition, system completes igniting, close subsequently direct current electric power storage pulse power switch and cut off circuit, natural gas just can provide thermal source by self sustaining burning, and the gas burning system igniter normal operation distance of effectively igniting is 2 meters.
Claims (5)
1. a coal-powder boiler natural gas igniter, it is characterized in that: comprise that hand holds pillar, front fixedly termination, combustion gas supply unit, direct-flow impulse circuit unit and rear fixedly termination, described hand is held on pillar and is offered thread inleting hole, on described front fixedly termination, offers passage, described combustion gas supply unit comprises Gas Pipe, pressure-reducing valve, valve, air hose, air throttle and combustion gas trachea, and described combustion gas trachea is connected with natural gas cylinder by air hose, pressure-reducing valve and valve, described direct-flow impulse circuit unit comprise the direct current electric power storage pulse power, power line, power-line terminal and be connected with power-line terminal connect electric nut, described Gas Pipe and front fixedly termination and rear fixedly termination are all spirally connected, described power-line terminal be provided with outward fixed insulation effect from sparking one end to the multistage ceramic insulating tube that connects electric nut and connect one end, described ceramic insulating tube comprises Duan He small-bore, large aperture end, stomidium footpath, described large aperture coordinates with described small-bore end, described front fixedly termination offers the hole being slidably matched with first order ceramic insulating tube large aperture end, described front fixedly termination and first order ceramic insulating tube, hand is held pillar and is all slidably connected, described rear fixedly termination and afterbody ceramic insulating tube are spirally connected by tightening silk rolling, described hand holds pillar and rear fixedly termination is spirally connected.
2. a kind of coal-powder boiler natural gas igniter as claimed in claim 1, it is characterized in that: described afterbody ceramic insulating tube is tightening ceramic insulating tube, the small-bore end of tightening ceramic insulating tube is through tightening silk rolling centre bore, the tight large aperture of tightening silk rolling end-face hole wall pressure end end face.
3. a kind of coal-powder boiler natural gas igniter as claimed in claim 1, is characterized in that: on described thread inleting hole, be circumscribed with air delivering pipeline.
4. a kind of coal-powder boiler natural gas igniter as claimed in claim 1, it is characterized in that: termination, the sparking one end diameter of described power-line terminal is by thin chap, the small-bore stomidium wall clamping power-line terminal of first order ceramic insulating tube, the other end of power-line terminal is provided with screw thread, connects electric nut and fixedly screws the power-line terminal other end.
5. a kind of coal-powder boiler natural gas igniter as claimed in claim 1, is characterized in that: described Gas Pipe, front fixedly termination and rear fixedly termination are rigid body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320398962.8U CN203442882U (en) | 2013-07-05 | 2013-07-05 | Pulverized coal furnace natural gas igniter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320398962.8U CN203442882U (en) | 2013-07-05 | 2013-07-05 | Pulverized coal furnace natural gas igniter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203442882U true CN203442882U (en) | 2014-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320398962.8U Expired - Fee Related CN203442882U (en) | 2013-07-05 | 2013-07-05 | Pulverized coal furnace natural gas igniter |
Country Status (1)
| Country | Link |
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| CN (1) | CN203442882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322590A (en) * | 2013-07-05 | 2013-09-25 | 郑州市鼎力干燥设备有限公司 | Pulverized coal furnace natural gas igniter |
-
2013
- 2013-07-05 CN CN201320398962.8U patent/CN203442882U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322590A (en) * | 2013-07-05 | 2013-09-25 | 郑州市鼎力干燥设备有限公司 | Pulverized coal furnace natural gas igniter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20150705 |
|
| EXPY | Termination of patent right or utility model |