CN201074766Y - Lamp holder for lamp - Google Patents

Lamp holder for lamp Download PDF

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Publication number
CN201074766Y
CN201074766Y CNU2007201526043U CN200720152604U CN201074766Y CN 201074766 Y CN201074766 Y CN 201074766Y CN U2007201526043 U CNU2007201526043 U CN U2007201526043U CN 200720152604 U CN200720152604 U CN 200720152604U CN 201074766 Y CN201074766 Y CN 201074766Y
Authority
CN
China
Prior art keywords
mentioned
cap
lamp base
base component
cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2007201526043U
Other languages
Chinese (zh)
Inventor
马科·詹尼尼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
V - Slovenia Swaab Italian Joint Stock Co
Original Assignee
V - Slovenia Swaab Italian Joint Stock Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by V - Slovenia Swaab Italian Joint Stock Co filed Critical V - Slovenia Swaab Italian Joint Stock Co
Application granted granted Critical
Publication of CN201074766Y publication Critical patent/CN201074766Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/06—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the lampholder
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The utility model relates to a lamp-socket assembly for a lighting fixture, wherein the lighting fixture comprises a cover (1) of transparent material, and the one end of the cover is provided with a shrink-ring (12) for limiting the hole for inserting a lamp-socket (2). The lamp-socket (2) comprises a base (22) for holding a bulb, and a supporting cap (3) which is fixed in the base (22) for holding a power-supply connecting wire (40). The power-supply connecting wire is connected with an electric contact (41) of the lamp-socket, a radial expansion device (4) which is fixed in the cap (3) changes from the static position where the lamp-socket is allowed to be inserted into the cover(1) to the latching position of radial expanding, wherein the expansion device is interfered with the edge of the shrink-ring (12) of the cover (1), and the lamp-socket is locked on an appropriated position in the cover (1). The lamp-socket assembly is further provided with a hand-manipulated operating device (35) for triggering the radial expansion device (4).

Description

The lamp socket that is used for light fixture
Technical field
The present invention relates to a kind of lamp socket that wherein inserts light fixture (being used in particular for desk lamp),, be convenient for changing the bulb of inefficacy simultaneously so that make above-mentioned light fixture assembling simple especially.
Background technology
Existing such as Fig. 6 A on the market, the light fixture shown in 6B and the 6C comprises the translucent element 101 that is generally glass, and there is the lamp socket 102 that is connected on the current supply line 105 and supports bulb 106 its inside.Thereby radially extend on the relative position on diameter by metal spring 104 lamp socket 102 is fixed in the translucent element 101.
The shape of this form light fixture is not being removed from translucent element under the situation of whole lamp base component 102, does not allow usually more to change the bulb 106.In fact, the bulb 106 of inefficacy be changed, following operation must be carried out:
A) from translucent element 101, extract the lamp base component 102 that is fixed on correct position by metal spring 104 (seeing Fig. 6 A) out,
B) then, change the bulb 106 (seeing Fig. 6 B) that lost efficacy, last
C) manual compression spring and again lamp base component 102 being inserted in the translucent elements 101 (seeing Fig. 6 C).
The lamp socket of this class light fixture described above assembles complexity and/or production cost height especially because the component number that uses.
These lamp sockets are used by wire and are made appropriate location in the translucent element 101 that elastomeric spring 104 remains on lamp base component 102 light fixture.In order to insert translucent element and to extract out from translucent element, this spring 104 must compress (seeing Fig. 6 C) fully with hand, inserts like this in the hole of light fixture translucent element 101 base portions.
Operation for convenience, spring 104 must can not be too hard, also need have enough hardness simultaneously lamp base component 102 can not be come out in its seat too easily, thereby the user is placed the danger of breaking bulb 106.Like this, another problem is that the friable surface that is connected fast as glass need provide a system to avoid possible breach of glass surface or worse cracking owing to there are one or more hardwares (as spring).
Summary of the invention
The objective of the invention is to overcome the defective of prior art, provide one simpler, cost is lower, simultaneously more easy to control and assembling, dismantles simple lamp base component.
Another object of the present invention is to use not hard elastomeric material, more accurate, more suitable, a safe and long-time/durable connected system is provided, thereby eliminates the danger that breakable element is broken.
These purposes are realized by the invention with the listed technical characterictic of independent claims 1.
Independent claims clearly show useful embodiment of the present invention.Lamp base component of the present invention is applicable to the light fixture of the cover with light transmissive material, and this cover one end has the collar, and its this collar defines the hole of wherein inserting socket.
This lamp socket comprises the pedestal that is used to hold bulb, be fixed on the support cap that is used to hold the current supply line that is connected with the electrical contact of lamp socket on the described pedestal, with the radial dilatation device of support cap one, be used for from allowing the resting position that lamp socket inserts in the cover is changed to the latched position of radial dilatation, with the edge interference of cover lamp socket is locked in correct position in the above-mentioned cover, this lamp socket comprises that also the hand gear that activates extension fixture is used to activate above-mentioned radial dilatation device and takes them to above-mentioned latched position from above-mentioned insertion position, and vice versa.Coupled relation and the above-mentioned cover engagement of this extension fixture to interfere substantially.
With respect to the lamp socket of prior art, the assembling of above-mentioned extension fixture and special shape provide a series of advantage for above-mentioned lamp socket.
Assembling lamp holder assembly more like a cork, thus corresponding cost reduced;
More simplify the installation of lamp base component, therefore satisfy the hope of terminal client more;
Chucking power on the collar of diffuser or coordinate force have bigger controllability;
Owing to do not have hardware and in cover, need not manual control (compression elastic element), make lamp socket safer, lighter and the life-span is longer;
Because it is littler with the danger of breaking that tension makes glass container produce breach;
Compare with the scheme of prior art, use element still less;
With respect to prior art, lamp socket of the present invention needs investment still less.In the practice, must consider, lamp socket of the present invention, it is just enough that plastic components is made a mould.
Description of drawings
Illustrative but not determinate embodiment is illustrated more clearly in more technical characterictic of the present invention by detailed description with reference to the accompanying drawings and only.Wherein:
Figure 1A and 1B are for to see two perspective views with light fixture of fixed lamp-socket of the present invention from different perspectives, and wherein diffuser is axial cutaway view;
Fig. 2 is the side view with light fixture of threaded collar, and wherein threaded collar is an exploded view, and diffuser is axial cutaway view;
Fig. 3 A, 3B are for seeing the cap of lamp socket of the present invention and two decomposition diagrams of threaded collar from different perspectives;
Fig. 3 C is the diagrammatic axial sections of the cap of lamp socket of the present invention;
Fig. 3 D is the diagrammatic axial sections of cap with lamp socket of built-in current supply line;
Fig. 4 has the decomposition diagram of the lamp socket of threaded collar for the present invention;
Fig. 5 A, 5B is for seeing two perspective views of complete lamp socket of the present invention from different perspectives;
Fig. 6 A, 6B and 6C are three the continuous assemblings of prior art lamp socket and the diagram perspective drawing of demounting procedure;
The specific embodiment
Figure 1A and 1B have shown the lighting device of the cover element 1 that comprises a light transmissive material such as glass.Described cover element 1 is substantially tubulose and both ends open.Hereinafter, this cover element 1 is arranged along vertical axis, is interpreted as also can arranging along level or tilt axis.
There is the lower limb that bends to U-shaped 10 shown in the cutaway view bottom of described cover element 1 to form tang 11, and this tang 11 extends a bit of distance in the bottom of cover element 1.Tang 11 finishes at the collar 12 places, and the collar 12 limits a circular port by extending radially inwardly, and lamp socket 2 is inserted in this circular port.The tang 11 and the collar 12 form a dimple 13 in the bottom of diffuser 1.
It is clearer that Fig. 4 shows, lamp socket 2 comprises a support cap 3, extends the connector 20 of a parallelepiped thus, and insert wherein at the seat of honour 22.The seat of honour 22 has cylindric external screw thread top 23, and there is a threaded block 42 (seeing Fig. 5 A) to be used to hold to be easy on the market protrusion column part of the common bulb that resembles bulb 106 shown in Fig. 6 B of the standard that obtains its inside.Electric contact 41 is used for contacting with the electric contact of the bulb of seat in 42 at the seat of honour.The seat of honour 22 comprises that also one has the bottom 25 that is roughly rectangular cross section, by the suitable tooth 24 that is connected, this bottom 25 be inserted into cap 3 connector 20 the seat 50 (seeing Fig. 3 B) in.
Form opposite side breach 21 on the connector 20 of cap 3, form window 26 on other surface, both sides, breach 21 allows the connector distortion and the seat of honour 22 can be inserted fast.Quick coupling in the rectangle seat 50 of connector 20 makes the seat of honour 22 and cap 3 form one, by cooperating of the tooth 24 at the window 26 of the base portion 20 of cap 3 and the seat of honour 22, makes seat of honour maintenance be locked at above-mentioned position.
It is clearer that Fig. 3 A and 3B show, in this exemplary embodiment, cap 3 has the extension fixture of being made up of substantially cylindrical part 7, this cylindrical part 7 inner for sky and threaded portion 70 (seeing Fig. 3 A) arranged.Cylindrical part 7 has four along the relative radial slot that is arranged at an angle of 90 mutually 6 of diameter, in each otch, has formed tongue piece 4.Above-mentioned tongue piece 4 is fixed on the base portion of otch 6, and is free in the top, can radially open.Tongue piece 4 has taper muscle 5 longitudinally, and this taper muscle extends in cap 3 and forms, and has the cone angle that progressively increases vertically from fixed base.Tongue piece 4 is used for cooperating with the collar 12 of the tang of cover 1 with the form of interference engagement, and it has the hackly surface 8 that is connected with smooth surface 9.
Shown in Fig. 3 B, there is the biconic surface of a projection in tongue piece 4 outsides, in the zigzag part, begin to increase vertically from base portion, successively decrease in smooth surface part 9 subsequently, and above-mentioned part is manufactured into to be convenient to guide and insert in the collar 12 of cover 1.
Fig. 3 A and 3B are depicted as a cylindrical external thread ring 35, its inner hollow and an end are the collar 33, two tongue pieces 34 are arranged on the collar, and described tongue piece 34 is arranged on the diameter of the collar and along extending perpendicular to the collar 33 directions, as operating element manually to screw or to loosen above-mentioned external screw thread ring.Pin thread/negative thread in the cylindrical part 7 of the screw thread of external screw thread ring 35 and cap 3 is the relation of engagement.In the time of in the seat that the cylindrical part 7 that screws in cap 3 limits, described ring 35 contacts with the taper muscle 5 of tongue piece 4, causes the expansion of muscle outward radial.This system comprises described ring 35, cylindrical part 7 and tongue piece 4, serves as expandable mandrel or similarly expands plug.
As Fig. 4, shown in 5A and the 5B, cap 3 also comprises a bottom butt flange 30, and its lower surface has radial rib 32, and during screwing ring 35, thereby this radial rib 32 is convenient to hand and is grabbed the rotation of avoiding cap 3.Flange 30 also has at least four cylindrical protrusion 31, and purpose is to allow to utilize the surface of the collar 12 of cover 1 to carry out resiliency supported, thereby clamps the buffer of the extruding of generation as the surface of flange 30 and the surface of the collar 12.
The diameter of the collar 12 is less than the diameter of flange 30, so that allow to unclamp lamp socket 3 and cover connection between 1, thereby makes the flange 30 can be near the above-mentioned collar 12, and tongue piece 4 extensions of cap 3 are a bit larger tham the diameter of the collar 12 to guarantee to carry out interference fit.Sawtooth 8 on the tongue piece 4 is used to remedy the gap of the thickness and the diameter of the collar 12, to guarantee that difference is covered adaptability to greatest extent.
Look back at Figure 1A, 1B and 2, the diameter in the hole that is limited by the collar 12 are slightly smaller than the diameter that the extension by tongue piece 4 limits, but greater than the diameter of the column part 7 of cap 3.This just allows lamp socket 2 to insert the collar 12.
On the other hand, the outer dia of flange 30 is less than the inside diameter of the tang 11 of cover 1.Allow flange 30 to be accommodated in the dimple 13 of cover 1 like this, like this, flange 30 can be against the collar 12 of cover 1.
In the insertion process, the tapering on the surface 9 of tongue piece 4 make lamp socket 2 be in cover in 1 in the heart.Above-mentioned conical surface 9 distortion enter in the radial slot 6 of cap 3 inwards, in case the extension of conical surface 9 by the diameter of the collar 12, recovers again.Ring 35 is screwed in the threaded block of column part 7 of cap 3, allows the expansion of tongue piece 4 outward radials, like this lamp socket is locked in the cover 1.Because tongue piece 4 is made for elastic plastic material, during the bottom of compressing cover 1, do not produce the pressure of the fragility material of infringement cover 1, but can guarantee the correct clamping of lamp socket 2.
Said system can not only be locked in lamp socket 2 in the cover 1, can also adjust the tensioning degree of joint.Fig. 3 C and 3D clearly illustrate that more current supply line 40 passes cap 3 by the square hole 39 that axially forms in the column part 7 of cap 3.Above-mentioned square hole 39 tops are furnished with the clamping device that comprises two relative Elastic Teeth 38.Like this, when lead 40 during from below patchhole 39, with tooth 38 separately, tooth 38 tends to elastic recovery to original position, clamping wire 40.
Current supply line 40 is electrically connected with electric contact 41 on the seat of honour 22, electric contact 41 be designed to be installed in the seat of honour 22 in the respective electrical contact point of bulb contact.
Under the situation of the scope of the present invention that does not break away from the claim qualification, those skilled in the art can modify the details of existing embodiment of the present invention and correct.

Claims (17)

1. lamp base component that is used for light fixture, this light fixture comprises the cover (1) of light transmissive material, and the one end has the collar (12), and this collar (12) limits the hole that lamp socket (2) inserts, and this lamp socket comprises:
-be used to hold the seat (22) of bulb,
-being used to hold the support cap (3) of current supply line (40), the current supply line design contacts with the electric contact (41) of lamp socket, and
-radial dilatation device (4) in above-mentioned cap (3), it changes to the latched position of its radial dilatation from the resting position that allows lamp socket to insert cover (1), with the edge interference of the above-mentioned collar (12) that covers (1), thereby lamp socket (2) is locked in the interior correct position of above-mentioned cover (1)
It is characterized in that described light fixture also comprises manual control device (35), be used to activate above-mentioned radial dilatation device (4), take it to above-mentioned latched position from above-mentioned insertion position, vice versa.
2. lamp base component according to claim 1 (2), it is characterized in that, above-mentioned radial dilatation device (4) is arranged on the substantial cylindrical part or tang (7) of lamp socket (2), described cylindrical part (7) is provided for holding the hole of above-mentioned manual control device (35), and described manual control device (35) comprises the external screw thread ring in the internal thread of the above-mentioned tang (7) that is screwed into lamp socket (2).
3. lamp base component according to claim 2 (2) is characterized in that, above-mentioned ring (35) is included in the clamping tongue piece (34) that extends on the diameter downwards, can be by user's manual control.
4. according to claim 2 or 3 described lamp base components (2), it is characterized in that, above-mentioned radial dilatation device (4) is included in the interior elastic tongue piece (4) of above-mentioned cylindrical part of cap, and when being handled by above-mentioned hand-operating device (35), described elastic tongue piece is radially protruding.
5. lamp base component according to claim 4 (2), it is characterized in that, above-mentioned elastic tongue piece (4) is an outer biconic surface, it has the maximum gauge part with respect to the external diameter projection of the above-mentioned cylindrical part (7) of cap, and, has on a surface (8) cone angle that upward increases and on another surface (9), reduce vertically with respect to the base portion of above-mentioned cap (3).
6. according to claim 4 or 5 described lamp base components (2), it is characterized in that above-mentioned tongue piece (4) has sawtooth (8) at its outer surface, can remedy poor on thickness and diameter of the hole that limits of the collar (12) by cover (1).
7. according to the described lamp base component of one of claim 4-6 (2), it is characterized in that above-mentioned tongue piece (4) comprises interior muscle (6), can contact with above-mentioned hand-operating device (35) and make above-mentioned tongue piece (4) radial dilatation.
8. lamp base component according to claim 2 (2) is characterized in that, above-mentioned cap (3) comprises the adjacent flanges (30) that is designed near the above-mentioned collar (12) of cover (1).
9. lamp base component according to claim 8 (2) is characterized in that, above-mentioned adjacent flanges (30) bottom of cap is furnished with radial rib (32), is used for avoiding the rotation of lamp base component (2) tightening ring (35) process.
10. according to Claim 8 or 9 described lamp base components (2), it is characterized in that the above-mentioned adjacent flanges (30) of cap comprises columnar member (31), make flange (30) can not apply excessive contact pressure on the collar (12) of cover (1) as buffer.
11., it is characterized in that cap (3) is by making than the little elastomeric material of material stiffness of making cover (1) according to the described lamp base component of one of aforementioned claim (2).
12., it is characterized in that the above-mentioned seat (22) that is used for bulb is removably mounted in the above-mentioned cap (3) according to the described lamp base component of one of aforementioned claim (2).
13., it is characterized in that above-mentioned cap (3) comprises connector (20) according to the described lamp base component of aforementioned claim 12 (2), its seat of honour (22) of inserting bulb is used for quick connection.
14., it is characterized in that the above-mentioned seat of honour (22) are included in the interior tooth (26) that cooperates of respective window (24) of the connector (20) of cap (3) according to the described lamp base component of aforementioned claim 13 (2).
15., it is characterized in that the cover of above-mentioned lamp (1) is made by glass according to the described lamp base component of one of aforementioned claim (2).
16., it is characterized in that above-mentioned cylindrical part (7) comprises clamping device (38) that clamps current supply line (40) and the hole (39) that allows current supply line to pass through according to the described lamp base component of one of aforementioned claim 2-15 (2).
17. a light fixture is characterized in that it comprises the lamp socket according to one of aforementioned claim.
CNU2007201526043U 2006-06-01 2007-06-01 Lamp holder for lamp Expired - Fee Related CN201074766Y (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI20060200 ITMI20060200U1 (en) 2006-06-01 2006-06-01 LAMPHOLDER FOR LIGHTING APPLIANCES
ITMI2006U000200 2006-06-01

Publications (1)

Publication Number Publication Date
CN201074766Y true CN201074766Y (en) 2008-06-18

Family

ID=38320460

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201526043U Expired - Fee Related CN201074766Y (en) 2006-06-01 2007-06-01 Lamp holder for lamp

Country Status (3)

Country Link
CN (1) CN201074766Y (en)
DE (1) DE202007007318U1 (en)
IT (1) ITMI20060200U1 (en)

Also Published As

Publication number Publication date
DE202007007318U1 (en) 2007-07-26
ITMI20060200U1 (en) 2007-12-02

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080618

Termination date: 20130601