CN201844253U - Lamp and lamp source structure thereof - Google Patents

Abstract

The utility model discloses a lamp and a lamp source structure thereof. The lamp comprises a lamp bracket and a lamp source erected on the lamp bracket. The lamp source is provided with a lamp tube, at least one fixing piece and at least one power joint, the fixing piece is combined at one end of the lamp tube, the power joint is fixed in a containing groove of the fixing piece. The power joint protrudes out of the fixing piece and is electrically connected with an electric connection point of the lamp bracket, thus avoiding the problem that the lamp bracket is directly contacted with the fixing piece so as to damage the fixing piece. The utility model also discloses the lamp comprising the lamp bracket and a lamp source structure. In the lamp and the lamp source structure thereof, as the power joint protrudes out of the fixing piece from the containing groove, when the lamp source is installed on the lamp bracket, the lamp bracket can clamp the lamp source without directly contacting the fixing piece, and the electric connection point is electrically connected with the power joint. Therefore, the condition that the fixing piece is fractured due to the direct collision by external force is avoided, so that the product quality of the lamp source product is promoted and the service life the lamp source product is prolonged.

Description

Light fixture and lamp source structure thereof

Technical field

The utility model relates to a kind of light fixture and lamp source structure thereof, particularly a kind of light fixture of tool both-end power connection and lamp source structure thereof.

Background technology

Each light source all has the characteristics of himself, no matter employed now light fixture is incandescent lamp, fluorescent lamp, Metal halogen lamp, electrodeless florescent lamp, non-mercury florescent lamp and illuminating light emitting diode, all has self distinctive photoelectric properties and is used in different fields.

With the Metal halogen lamp is example, and its principle is metallic elements such as filling xenon, metal halide in quartz arc tube, and makes xenon ionization in the quartz arc tube by high-tension electricity, xenon is discharged between two electrodes and produces light source, just so-called gas discharge.By xenon and the common white arclight that produces of metal halide, can improve the color temperature value of light, make light near incandescent sunshine.Because the brightness of Metal halogen lamp is three times of traditional osram lamp, and service life than long three to five times of traditional based on halogen bulb, so Metal halogen lamp by utilization widely to various occasions.

Describe with existing ceramic gold-halogen lamp with both-end power connection, its existing ceramic gold-halogen lamp generally is to be set up on the lamp bracket.The opposite end of the fluorescent tube of existing ceramic gold-halogen lamp is respectively arranged with a power connection.Power connection is fixed in the fixture that ceramic material makes, and lamp bracket is clipped to fixture by a shell fragment, a electrical contact on the shell fragment is contacted with power connection and reaches the relation of electric connection.

Because power connection is arranged in the fixture, therefore when ceramic gold-halogen lamp was desired to carry out dismounting on lamp bracket, fixture can produce friction with the electrical contact on the shell fragment unavoidably, even the generation of collision situation is arranged.Because the material of fixture is crisp comparatively firmly, in the process of ceramic gold-halogen lamp dismounting, be subjected to easily the external force collision (such as with shell fragment on the direct collision of electrical contact) and break.

Thus, fixture is promptly lost the effect of fixed power source joint, makes power connection break and falls, and causes the damage of ceramic gold-halogen lamp and reduces its service life.

The utility model content

In view of above problem, the utility model provides a kind of light fixture and lamp source structure thereof, it is crisp too firmly to use the ceramic material that solves the existing in prior technology fixture, so fixture is subjected to external force easily and causes and break, and causes losing the problem of the effect of fixed power source joint.

To achieve these goals, the utility model discloses a kind of lamp source structure, and it comprises:

One fluorescent tube;

At least one fixture, this fixture are incorporated into an end of this fluorescent tube, and this fixture has a storage tank; And

At least one power connection is fixed in this storage tank and by this fixture folder and establishes, and outstanding this fixture of this power connection.

Above-mentioned lamp source structure, wherein, an end of outstanding this fixture of this power connection has a draw-in groove.

Above-mentioned lamp source structure, wherein, this fixture has one first relative end and one second end, and this fixture is incorporated into this fluorescent tube with this second end, and this power connection is fixed in this storage tank, and outstanding this first end.

Above-mentioned lamp source structure, wherein, this fixture is a cylinder, and has a cylinder radius, this power connection this fixture relatively has an outstanding distance, and this lamp source structure has a lamp source length, and this cylinder radius, this outstanding distance satisfy following relational expression with this lamp source length:

Above-mentioned lamp source structure wherein, also comprises two these fixtures and two these power connections, and this two fixture is incorporated into the opposite end of this fluorescent tube respectively, and this two power connection is fixed respectively and is folded in this two fixture.

To achieve these goals, the utility model provides a kind of light fixture, comprises:

One lamp bracket has an electrical contact; And

One lamp source is installed on this lamp bracket, and this lamp source comprises: a fluorescent tube, at least one fixture and at least one power connection, this fixture are incorporated into an end of this fluorescent tube, and this fixture has a storage tank; This power connection is fixed in this storage tank and by this fixture folder to be established, and this power connection is given prominence to this fixture, and this power connection and the electric connection of this electrical contact.

Above-mentioned light fixture, wherein, an end of outstanding this fixture of this power connection has a draw-in groove.

Above-mentioned light fixture, wherein, this fixture has one first relative end and one second end, and this fixture is incorporated into this fluorescent tube with this second end, and this power connection is fixed in this storage tank, and outstanding this first end.

Above-mentioned light fixture, wherein, this fixture is a cylinder, and has a cylinder radius, this power connection this fixture relatively has an outstanding distance, and this lamp source has a lamp source length, and this cylinder radius, this outstanding distance satisfy following relational expression with this lamp source length:

Above-mentioned light fixture, wherein, this fluorescent tube also comprises two these fixtures and two these power connections, and this two fixture is incorporated into the opposite end of this fluorescent tube respectively, and this two power connection is fixed respectively and is folded in this two fixture.

Effect of the present utility model is, according to disclosed light fixture of above-mentioned the utility model and lamp source structure thereof, because power connection protrudes in outside the fixture in storage tank, when therefore the lamp source is installed on the lamp bracket, lamp bracket does not directly touch fixture can press from both sides the lamp source of establishing, and electrical contact and power connection are electrically connected.

So, according to light fixture of the present utility model and lamp source structure thereof, can make fixture avoid being subjected to the direct collision of external force (impact force that is installed on the lamp bracket to be produced such as the lamp source) and break, therefore can promote the service property (quality) and the service life of lamp product-derived.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.

Description of drawings

Fig. 1 is the structural representation in the lamp source of the utility model one embodiment;

Fig. 2 A is the lamp source of the utility model one embodiment and the structural representation of lamp bracket;

Fig. 2 B is depicted as the partial structurtes enlarged drawing in the lamp source of Fig. 2 A;

Fig. 3 A and Fig. 3 B are depicted as the lamp source of Fig. 2 A and the physical dimension sign picture of lamp bracket.

Wherein, Reference numeral

10 lamp sources

100 fluorescent tubes

200 fixtures

210 first ends

212 end faces

220 second ends

230 storage tanks

300 power connections

300 ' power connection

310 draw-in grooves

310 ' draw-in groove

400 lamp brackets

500 electrical contacts

500 ' electrical contact

600 shell fragments

The specific embodiment

Below in conjunction with accompanying drawing structural principle of the present utility model and operation principle are done concrete description:

Please refer to Fig. 1, Fig. 1 is according to the structural representation in the lamp source of the utility model one embodiment.The disclosed lamp of the utility model source 10 is to apply to a light fixture, and this lamp source 10 is including, but not limited to the Metal halogen lamp of the ceramic gold-halogen lamp of tool both-end power supply contact, tool both-end power supply contact or other has the lamp source of the structure of both-end power supply contact demand.Below in the detailed description of the present utility model, will be with the ceramic gold-halogen lamp of tool both-end power supply contact as most preferred embodiment of the present utility model.Yet appended graphic reference and the explanation usefulness of only providing not is in order to restriction the utility model.

The lamp source 10 of present embodiment comprises a fluorescent tube 100, two fixtures 200 and two power connections 300.Two fixtures 200 are incorporated into the opposite end of fluorescent tube 100 respectively, and fixture 200 is in order to fixed power source joint 300, and power connection 300 protrudes in fixture 200.

Below will be illustrated at the light fixture in this lamp source 10 of utilization and the detailed structure in lamp source 10.Please refer to Fig. 2 A and Fig. 2 B, Fig. 2 A is depicted as according to the lamp source of the utility model one embodiment and the structural representation of lamp bracket, and Fig. 2 B is depicted as the partial structurtes enlarged drawing according to the lamp source of Fig. 2 A.

Shown in Fig. 2 A, the light fixture of the utility model one embodiment comprises a lamp bracket 400, and is set up in the lamp source 10 on the lamp bracket 400.Lamp bracket 400 of the present utility model has two relative shell fragments 600, and also electrically is provided with electrical contact 500 on each shell fragment 600.Shell fragment 600 is electrically connected at lamp source 10 in order to 500 of clamping lamp source 10, two electrical contacts, to provide the lamp source 10 luminous required electric energy.

Lamp source 10 comprises a fluorescent tube 100, two fixtures 200 and two power connections 300.Wherein, two fixtures 200 are incorporated into the relative two ends of fluorescent tube 100 respectively, and fixture 200 also has a storage tank 230.300 of power connections are fixed in the storage tank 230 and fixture 200 folders are established, and an end of power connection 300 and outstanding fixture 200.In addition, the material of the fixture 200 of present embodiment can be ceramic material, uses the effect that insulation, protection and fixed power source joint 300 are provided.As for the detailed combination of fluorescent tube 100, fixture 200 and power connection 300, will be by following detailed description.

Please refer to Fig. 2 B, and collocation Fig. 2 A considers in the lump in light of actual conditions.The fixture 200 of present embodiment can be a cylinder, but non-in order to limit the utility model.Fixture 200 has one first relative end 210 and one second end 220.Wherein, storage tank 230 is to connect fixture 200 to second ends 220 by first end 210, makes fixture 200 become a hollow circular cylinder.In addition, the fixture 200 of present embodiment is to combine with an end of fluorescent tube 100 with second end 220, and first end 210 of fixture 200 also has an end face 212.

Power connection 300 is fixed in the storage tank 230, and protrudes in the end face 212 of first end 210.Meaning promptly, power connection 300 has an end fixture 200 to coat and is fixed in the storage tank 230, the other end of power connection 300 then protrude in end face 212 by storage tank 230 and not fixture 200 coated.Power connection 300 can electrically connect with fluorescent tube 100 by the storage tank 230 that connects fixture 200.

In addition, the end that power connection 300 protrudes in end face 212 also has a draw-in groove 310, and the electrical contact 500 of lamp bracket 400 snaps in the draw-in groove 310 of opposite end in lamp source 10.Lamp bracket 400 is by the chucking power of shell fragment 600, makes two electrical contacts 500 on the shell fragment 600 compress two power connections 300 in lamp source 10 respectively, so that lamp source 10 firmly is located on the lamp bracket 400, and is electrically connected at lamp bracket 400.Because the electrical contact 500 of the lamp bracket 400 of present embodiment is directly to be sticked in the draw-in groove 310 of power connection 300, therefore compared to existing technologies, the electrical contact 500 of present embodiment can increase more than 50% with the contact area of power connection 300, makes its contact impedance between the two can reduce more than 40% compared to prior art.

And the power connection 300 in the lamp source 10 of present embodiment is the end face 212 that protrudes in fixture 200, therefore in the time of can avoiding lamp source 10 to be installed on the lamp bracket 400, electrical contact 500 directly with the contacting or collision of fixture 200.Thus, can solve existing fixed part 200 and collide the problem of breaking because of electrical contact 500 easily with lamp bracket 400.

But it should be noted that, the distance that protrudes in end face 212 when power connection 300 is too many, to make the effect of fixture 200 fixed power source joints 300 have a greatly reduced quality, and power connection 300 as if the distance that protrudes in end face 212 very little, will make that enforcement effect of the present utility model is not remarkable.Therefore, how being affectedly bashful the numerical value of power connection 300 outstanding end faces 212, will be an important subject under discussion.Below will be described in further detail at this problem.

Please refer to Fig. 3 A and Fig. 3 B, Fig. 3 A and Fig. 3 B are depicted as according to the ceramic gold-halogen lamp of Fig. 2 A and the physical dimension sign picture of lamp bracket.

The fixture 200 of present embodiment is a cylinder, therefore has a cylinder radius R, and power connection 300 is given prominence to end faces 212 and had an outstanding distance L 1.Lamp source 10 has a lamp source length L, and lamp source length L is the distance of end face 212 of relative two fixtures 200 in lamp source 10.When the user installs lamp source 10 on lamp bracket 400 time, earlier with the power connection 300 of lamp source 10 1 ends ' with electrical contact 500 ' be connected, make electrical contact 500 ' be sticked in draw-in groove 310 ' in.Then with this electrical contact 500 ' with draw-in groove 310 ' contact point be center of circle C, make lamp source 100 make circular motion, and another power connection 300 combined with another electrical contact 500 around this center of circle C, promptly finish the flow process that lamp source 10 is installed in lamp bracket 400.Yet, when circular motion is made around this center of circle C in lamp source 10, the fixture 200 that must will guarantee lamp source 10 movable ends is when circular motion, not with electrical contact 500 collisions, therefore have the radius of turn L+X of a safety, this radius of turn L+X i.e. the longest distance of the fixture 200 from center of circle C to lamp source 10 movable ends, shown in Fig. 3 B.Therefore, representing the electrical contact 500 relative will keep the safe distance of this radius of turn L+X at least with center of circle C with center of circle C.On the other hand, the outstanding distance L 1 of the outstanding end faces 212 of power connection 300 must be greater than the X value, i.e. L1＞X, just can guarantee fixture 200 not with the condition of electrical contact 500 collisions under, electrical contact 500 can be sticked in the draw-in groove 310 of power connection 300.In other words, less than X, then fixture 200 can collide electrical contact 500 as if L1, if L1 greater than X, then just can not collide contact 500 in the 10 assembly processes of lamp source.Therefore, can draw a triangle relation by Fig. 3 B graphic, that is:

(L+X) ²＝L ²+R ²

Following formula can further be derived as:

$L+X=\sqrt{L^2+R^2}$

Then be derived as:

$X=\sqrt{L^2+R^2}-L$

Owing to can learn that by above-mentioned explanation therefore L1 must with the formula of X value substitution L1＞X, can obtain following relational expression greater than the X value:

$L1>\sqrt{L^2+R^2}-L$

Therefore, L1 only need greater than

The effect that can make the fixture 200 of present embodiment avoid directly touching with electrical contact 500 shown, and can guarantee the effect of fixture 200 fixed power source joints 300, makes the lamp source 10 of present embodiment can have intensity and reliability concurrently.

According to disclosed light fixture of above-mentioned the utility model and lamp source structure thereof, wherein power connection protrudes in outside the fixture in storage tank.Therefore, when the lamp source was installed on the lamp bracket, lamp bracket did not directly touch fixture and can press from both sides and establish the lamp source, and electrical contact and power connection are electrically connected.

This novel fixture can effectively be avoided being subjected to the collision of external force and break, and therefore can promote the quality and the service life thereof in lamp source.And compared to prior art, lamp source structure of the present utility model also makes the contact area of electrical contact and power connection increase more than 50%, makes the contact impedance of electrical contact and power connection can reduce more than 40%, to reduce the waste of power.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (10)

1. a lamp source structure is characterized in that, comprises:

One fluorescent tube;

At least one fixture, this fixture are incorporated into an end of this fluorescent tube, and this fixture has a storage tank; And

At least one power connection is fixed in this storage tank and by this fixture folder and establishes, and outstanding this fixture of this power connection.

2. lamp source structure according to claim 1 is characterized in that, an end of outstanding this fixture of this power connection has a draw-in groove.

3. lamp source structure according to claim 1 is characterized in that, this fixture has one first relative end and one second end, and this fixture is incorporated into this fluorescent tube with this second end, and this power connection is fixed in this storage tank, and outstanding this first end.

4. lamp source structure according to claim 1, it is characterized in that, this fixture is a cylinder, and has a cylinder radius, this power connection this fixture relatively has an outstanding distance, this lamp source structure has a lamp source length, and this cylinder radius, this outstanding distance satisfy following relational expression with this lamp source length:

5. lamp source structure according to claim 1 is characterized in that, also comprises two these fixtures and two these power connections, and this two fixture is incorporated into the opposite end of this fluorescent tube respectively, and this two power connection is fixed respectively and is folded in this two fixture.

6. a light fixture is characterized in that, comprises:

One lamp bracket has an electrical contact; And

One lamp source is installed on this lamp bracket, and this lamp source comprises: a fluorescent tube, at least one fixture and at least one power connection, this fixture are incorporated into an end of this fluorescent tube, and this fixture has a storage tank; This power connection is fixed in this storage tank and by this fixture folder to be established, and this power connection is given prominence to this fixture, and this power connection and the electric connection of this electrical contact.

7. light fixture according to claim 6 is characterized in that, an end of outstanding this fixture of this power connection has a draw-in groove.

8. light fixture according to claim 6 is characterized in that, this fixture has one first relative end and one second end, and this fixture is incorporated into this fluorescent tube with this second end, and this power connection is fixed in this storage tank, and outstanding this first end.

9. light fixture according to claim 6, it is characterized in that, this fixture is a cylinder, and has a cylinder radius, this power connection this fixture relatively has an outstanding distance, this lamp source has a lamp source length, and this cylinder radius, this outstanding distance satisfy following relational expression with this lamp source length:

10. light fixture according to claim 6 is characterized in that, this fluorescent tube also comprises two these fixtures and two these power connections, and this two fixture is incorporated into the opposite end of this fluorescent tube respectively, and this two power connection is fixed respectively and is folded in this two fixture.

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