CN202523676U - Low-voltage sodium lamp with spiral discharge tube - Google Patents
Low-voltage sodium lamp with spiral discharge tube Download PDFInfo
- Publication number
- CN202523676U CN202523676U CN2012201682733U CN201220168273U CN202523676U CN 202523676 U CN202523676 U CN 202523676U CN 2012201682733 U CN2012201682733 U CN 2012201682733U CN 201220168273 U CN201220168273 U CN 201220168273U CN 202523676 U CN202523676 U CN 202523676U
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- discharge tube
- low
- lamp
- sodium lamp
- pressure sodium
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Abstract
The utility model discloses a low-voltage sodium lamp with a spiral discharge tube. The low-voltage sodium lamp comprises the discharge tube and a lamp base, and is characterized in that the discharge tube is arranged in a glass bulb; the lamp base is arranged at the end of the glass bulb; electrodes are arranged at the ends of the discharge tube, and are connected with the lamp base; and the discharge tube has a spiral structure. The low-voltage sodium lamp is used for illumination; according to the low-voltage sodium lamp, the electrodes of the discharge tube are positioned at one end of the spiral pipe, so that the degree of priority of the discharge tube is improved, a lamp body is shortened, and luminous efficiency is remarkably improved; and the lamp body is shortened.
Description
Technical field
The utility model relates to a kind of public illumination equipment, relates in particular to a kind of low-pressure sodium lamp with spiral type discharge tube.
Background technology
At present, along with the continuous development of society, the illumination for the public place both at home and abroad needs also improve constantly, simultaneously, because the resource utilization that China's construction intensive style needs of society is had relatively high expectations.Under above-mentioned social overall background; The low-pressure sodium lamp lighting technology is owing to the center of its wavelength of transmitted light near the human eye visible wavelength range; Illumination effect is good, and the utilance to electric energy under identical illuminating effect is high, and the high advantage of luminous efficiency enjoys attention in the public illumination field.
Illumination is to apply anti-sodium reflectance coating in U type discharge tube endosexine with low-pressure sodium lamp, reinstalls in the circular glass bulb, applies the far-infrared reflection film in the glass bulb, is vacuum between glass bulb and the discharge tube, and the accumulation point of sodium is set in discharge tube.Make the resonance light energy of sodium atom wavelength 589.0/589.6nm realize maximum conversion.The position of these two yellow spectral lines is the green spectral line of 555.0nm near the sensitiveest wavelength of human eye, and making low-pressure sodium lamp is the highest artificial light sources of light efficiency in the light source.
Generally speaking, traditional low-pressure sodium lamp is a U type discharge tube, and electrode is positioned at the inside of U type pipe and places the two ends of U type pipe; Insert the sodium solid in the discharge tube, after low-pressure sodium lamp starts, produce electric arc between the discharge tube two end electrodes; Because the high temperature action of electric arc makes the evaporation of being heated of the sodium in the pipe become sodium vapor, the electricity of cathode emission is in the anode motion process, and the bump gaseous state is received atom; Making it obtain energy generation ionization excites; Be returned to stable state by excitation state then, unnecessary energy discharges with the form of light radiation, reaches illuminating effect.In the luminescence process of low-pressure sodium lamp, the spacing of the internal diameter of discharge tube and two electrodes is determining main light, the electrical quantity of low-pressure sodium lamp.
Continuous increase along with Chinese society illumination demand; The low-pressure sodium lamp illumination capability of tradition U type discharge tube is still not fully up to expectations, because for the low-pressure sodium lamp of U type discharge tube, wants to increase its illumination capability; If do not consider obviously to increase the internal diameter of discharge tube; Then the length of U type discharge tube will obviously increase, and this will cause glass bulb length to increase, and the volume of lamp body enlarges markedly.Therefore, on the basis that keeps the lamp body volume, the illumination capability that how further to improve low-pressure sodium lamp causes the attention of person skilled.
Summary of the invention
The purpose of the utility model provides a kind of low-pressure sodium lamp with spiral type discharge tube, can on manufacture craft, evade original U type discharge tube low-pressure sodium lamp luminous element weak point, the excessive drawback of lamp body length.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts is:
A kind of low-pressure sodium lamp with spiral type discharge tube comprises discharge tube and lamp holder, and it is characterized in that: discharge tube is installed in glass bulb, and the head end of glass bulb is installed lamp holder, draws together on the head end of discharge tube electrode is installed, and electrode is connected with lamp holder, and discharge tube is a helical structure.
According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said discharge tube makes the double helix form by the lamp body structure size by a sodium resistant glass control.
According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said discharge tube is the polycrystalline alumina ceramic pipe.
According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said getter fixedly places discharge tube outside, and getter is for placing the barium titanium alloy barium getter in the becket.
According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said glass bulb endosexine applies the far-infrared reflection film.
The utility model has the advantages of and be: make low-pressure sodium lamp according to the invention be positioned at helix tube one end end because of the electrode of discharge tube, the discharge tube degree of priority increases, the lamp body contraction in length, so luminous efficiency significantly increases; The lamp body contraction in length.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of existing low-pressure sodium lamp.
In the accompanying drawing: 1, discharge tube; 2, glass bulb; 3, electrode; 4, lamp holder.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further:
The utility model is as shown in Figure 1; A kind of low-pressure sodium lamp with spiral type discharge tube comprises discharge tube 1 and lamp holder 4, and it is characterized in that: discharge tube 1 is installed in glass bulb 2; The head end of glass bulb 2 is installed lamp holder 4; Draw together on the head end of discharge tube 1 electrode 3 is installed, electrode 3 is connected with lamp holder 4, and discharge tube 1 is a helical structure.According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said discharge tube 1 makes the double helix form by the lamp body structure size by a sodium resistant glass control.According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said discharge tube 1 is the polycrystalline alumina ceramic pipe.According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said getter fixedly places discharge tube 1 outside, and getter is for placing the barium titanium alloy barium getter in the becket.According to described low-pressure sodium lamp with spiral type discharge tube, it is characterized in that: said glass bulb 2 endosexines apply the far-infrared reflection film.
The use principle of the utility model, as shown in Figure 2, the conventional low sodium vapor lamp comprises discharge tube 1, glass bulb 2, the electrode 3 of U type, lamp holder 4.Said discharge tube 1 is the polycrystalline alumina ceramic pipe, and pipe is built-in with wick and sodium metal and neon.Apply the far-infrared reflection film in the glass bulb 2.Comprise that also a lamp holder 4 firmly places glass bulb 2 one ends, be convenient to bulb and be fixedly connected with lamp socket and external drive circuit.After low-pressure sodium lamp starts, produce electric field between the discharge tube two end electrodes, because making interior sodium metal of pipe and neon be heated to evaporate, the high temperature action of electric field becomes neon steam and sodium vapor; The electricity of cathode emission is in the anode motion process; The bump gaseous state is received atom, makes it obtain energy and produces ionization and excite, and is returned to stable state by excitation state then; Unnecessary energy discharges with the form of light radiation; Reach illuminating effect, but these type of low-pressure sodium lamp two electrode spacings are the length of U type discharge tube, illumination effect is not fully up to expectations.As shown in Figure 1, be the structural representation of the application's low-pressure sodium lamp.Compare with the conventional low sodium vapor lamp, the structure of its discharge tube 1 is a helical structure, presses sodium resistant glass pipe of the big young pathbreaker of lamp body structure, is made into the double helix form, and the two ends of pipe are positioned over an end of helical structure, so that settle wick.Electrode 3 is the two end electrodes of the discharge tube 1 of helical structure.This kind structure makes in the discharge tube that coverage is compared lengthening greatly than traditional U type discharge tube low-pressure sodium lamp between two electrodes; Therefore; Illumination effect is obviously strengthened under the constant situation of discharge tube internal diameter; Compare with traditional U type discharge tube low-pressure sodium lamp simultaneously, this kind structure obviously can shorten lamp body length.Make low-pressure sodium lamp according to the invention be positioned at helix tube one end end because of the electrode of discharge tube, the discharge tube degree of priority increases, the lamp body contraction in length, so luminous efficiency significantly increases; The lamp body contraction in length.
Embodiment recited above describes the preferred implementation of the utility model; Be not that design and protection range to the utility model limits; Under the prerequisite that does not break away from the utility model design concept; Common engineers and technicians make the technical scheme of the utility model in this area various modification and improvement all should fall into the protection range of the utility model.
Claims (5)
1. low-pressure sodium lamp with spiral type discharge tube; Comprise discharge tube (1) and lamp holder (4); It is characterized in that: discharge tube (1) is installed in glass bulb (2), and the head end of glass bulb (2) is installed lamp holder (4), draws together on the head end of discharge tube (1) electrode (3) is installed; Electrode (3) is connected with lamp holder (4), and discharge tube (1) is a helical structure.
2. the low-pressure sodium lamp with spiral type discharge tube according to claim 1 is characterized in that: said discharge tube (1) makes the double helix form by the lamp body structure size by a sodium resistant glass control.
3. the low-pressure sodium lamp with spiral type discharge tube according to claim 1 is characterized in that: said discharge tube (1) is the polycrystalline alumina ceramic pipe.
4. the low-pressure sodium lamp with spiral type discharge tube according to claim 1 is characterized in that: said getter fixedly places discharge tube (1) outside, and getter is for placing the barium titanium alloy barium getter in the becket.
5. the low-pressure sodium lamp with spiral type discharge tube according to claim 1 is characterized in that: said glass bulb (2) endosexine applies the far-infrared reflection film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201682733U CN202523676U (en) | 2012-04-20 | 2012-04-20 | Low-voltage sodium lamp with spiral discharge tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201682733U CN202523676U (en) | 2012-04-20 | 2012-04-20 | Low-voltage sodium lamp with spiral discharge tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202523676U true CN202523676U (en) | 2012-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201682733U Expired - Fee Related CN202523676U (en) | 2012-04-20 | 2012-04-20 | Low-voltage sodium lamp with spiral discharge tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202523676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346050A (en) * | 2013-07-17 | 2013-10-09 | 黑龙江龙态环保科技发展有限公司 | Plasma screwing type sodium light source lamp |
-
2012
- 2012-04-20 CN CN2012201682733U patent/CN202523676U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346050A (en) * | 2013-07-17 | 2013-10-09 | 黑龙江龙态环保科技发展有限公司 | Plasma screwing type sodium light source lamp |
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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: 20121107 Termination date: 20150420 |
|
| EXPY | Termination of patent right or utility model |