CN216244131U - Lamp capable of upwards pulling out lamp holder to replace lamp bead - Google Patents

Abstract

The utility model relates to a lamp capable of upwards pulling out a lamp holder to replace a lamp bead, which comprises a lamp holder assembly and a reflecting cup, wherein the lamp holder assembly is assembled by a conductive screw head and a clamping installation part, the lamp holder assembly is installed at the top of the reflecting cup, a non-detachable protective cover is fixedly installed at a cup opening at the bottom of the reflecting cup, one section of the clamping installation part is inserted into the reflecting cup, a lamp bead inserting opening is formed at the bottom of the clamping installation part, the lamp bead inserting opening clamps the lamp bead and enables the lamp bead to be electrically connected with the conductive screw head, a detachable matching structure is formed between the lamp holder assembly and the reflecting cup, after the lamp bead is burnt out, an old lamp bead inserted in the lamp holder assembly can be pulled out from the inside of the reflecting cup by reversely rotating the lamp holder assembly, a new lamp bead is replaced, then the lamp holder assembly is rotated and installed back into the reflecting cup, the replacement of the lamp bead is realized, and the lamp holder assembly and the reflecting cup can be repeatedly used for unlimited times, the resources are saved, and the use cost of the user is reduced.

Description

Lamp capable of upwards pulling out lamp holder to replace lamp bead

Technical Field

The utility model relates to the technical field of lighting appliances, in particular to a lamp with a lamp holder capable of being pulled out upwards to replace a lamp bead.

Background

At present, lamp beads are installed inside a lamp formed by assembling a lamp holder and a reflecting cover, in order to protect the lamp beads or avoid foreign objects from touching the lamp beads, a non-detachable protective cover (namely a glass cover or a mesh cover) can be installed at the outlet of a reflecting cup. When the lamp beads are installed, the protective cover is fixed at the outlet of the reflection cup in a gluing or spinning flanging mode. The lamp with the structure has the advantages that the lamp beads are arranged in the lamp in a non-detachable mode, and the protective cover cannot be detached, so that the lamp beads cannot be replaced. Once the lamp beads are burned out, the whole lamp can be discarded as waste. Under the above-mentioned situation, lamp holder and anti-light cup do not have the damage, still can continue to use, if just throw away because of the damage of lamp pearl and can cause very big wasting of resources, under the condition that has not can dismantle the safety cover, how can realize changing anti-light cup inside lamp pearl, but make lamp holder and anti-light cup manifold cycles use be the technical problem that this application needs to solve.

In addition, due to the use requirements, sometimes a user wants to replace the lamp beads with other colors of lights under the condition that the lamp beads are not burnt out (for example, the white light lamp beads are replaced by the red light lamp beads or the blue light lamp beads), but the existing lamp with the structure is also influenced by the structure and cannot be replaced by the lamp beads, and if the user needs to adopt the lamps with other colors, the user can only purchase more lamps with the lamp beads with the lights with the corresponding colors, so that the use cost of the user is increased, and the lamp is not flexible to use.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical defects in the background art, the utility model provides a lamp with a lamp holder capable of being pulled out upwards to replace a lamp bead, which solves the technical problems and meets the actual requirements, and the specific technical scheme is as follows:

the utility model provides a can upwards extract lamps and lanterns that lamp holder changed lamp pearl, including lamp holder assembly and anti-light cup, the lamp holder assembly comprises electrically conductive spiral shell head and the equipment of clamping installation department, the top at anti-light cup is installed to the lamp holder assembly, there is not detachable safety cover at anti-light cup's bottom cup department fixed mounting, one section of clamping installation department injects anti-light cup inside, the bottom shaping of clamping installation department has the lamp pearl interface, the lamp pearl interface presss from both sides tight lamp pearl and makes the lamp pearl form the electricity with electrically conductive spiral shell head and be connected, be dismantled and assembled cooperation structure between lamp holder assembly and the anti-light cup.

To further illustrate the technical solution, the technical solution has several structural modes, which are specifically as follows:

the lamp holder assembly and the reflection cup form threaded connection.

The lamp holder assembly comprises a lamp holder assembly, a lamp holder mounting portion, a first connecting piece, a first screw hole, a first outer thread and a second outer thread, wherein the first connecting piece is sleeved at the top of the neck of the light reflecting cup and fixed with the neck of the light reflecting cup through an adhesive, the first screw hole is formed in the middle of the first connecting piece, the lamp holder mounting portion of the lamp holder assembly is inserted into the light reflecting cup from the first screw hole in one section, the first outer thread is formed in the outer wall of the insertion section of the lamp holder mounting portion, and the first screw hole of the first connecting piece is in threaded fit with the outer wall of the lamp holder mounting portion.

The lateral wall of first connecting piece top is gone up outer shaping and is had the first embedded groove of annular, and axial shaping has the card strip on the inboard lateral wall of first embedded groove, is formed with the buckle interval between card strip top and the first embedded groove top, and the top inboard department at anti-light cup neck is radially inwards the shaping and is had first interior chimb, and the shaping has the incision in first interior chimb, and the buckle interval is than first interior chimb thickness will be big, and the card strip can inject and pass the incision.

The outer wall body of the insertion section of the lamp holder assembly clamping installation part is formed with a second external thread, the inner wall body of the neck part of the reflecting cup is formed with a first internal thread, the lamp holder assembly or the reflecting cup is rotated, and the insertion section of the clamping installation part can be inserted into the reflecting cup under the matching of the threads.

The lamp holder assembly is characterized in that a second embedded groove is formed in the circumferential edge of the lamp holder assembly clamping installation portion, a second internal thread is formed in the inner side wall of the outer circumferential edge of the second embedded groove, a third external thread is formed in the outer side wall of the neck portion of the reflection cup, when the insertion section of the clamping installation portion is inserted into the neck portion of the reflection cup, the circumferential side wall of the reflection cup is correspondingly inserted into the second embedded groove, the lamp holder assembly is rotated, and the insertion section of the clamping installation portion can be gradually inserted into the reflection cup under the matching of the second internal thread and the third external thread.

A second inner convex edge is formed on the inner side wall of the top of the neck of the light reflecting cup in the radial direction, a second connecting piece is arranged at the top of the neck of the light reflecting cup, the large-diameter section of the second connecting piece is arranged at the top of the reflecting cup, the second connecting piece inserting section is inserted into the neck of the reflecting cup, a fourth external thread is formed on the outer wall body of the second connecting piece inserting section, a second screw hole is formed in the middle of the second connecting piece, a nut is arranged in the light reflecting cup and is screwed on a fourth external thread of the outer wall body of the second connecting piece, the nut and the second connecting piece clamp the second inner convex edge together, the fifth external thread is formed on the outer wall body of the insertion section of the lamp holder assembly clamping installation portion, the insertion section of the lamp holder assembly clamping installation portion is matched with the second screw hole through the fifth external thread, and the insertion section of the clamping installation portion can be inserted into the reflection cup when the lamp holder assembly is rotated.

The exit at lamp pearl interface is provided with a pair of face towards relative lamp pearl and presss from both sides tight piece, and lamp pearl presss from both sides tight inserted lamp pearl that presss from both sides tight piece, is provided with a pair of electrically conductive clamping piece in the inside depths of lamp pearl interface, and electrically conductive clamping piece carries two electrically conductive feet of lamp pearl respectively.

The protective cover is a glass cover or a mesh cover.

Compared with the prior art, the utility model has the beneficial effects that: above-mentioned structure lamps and lanterns, after the lamp pearl burns out, through reverse rotating lamp holder assembly, just can take out the old lamp pearl of cartridge on lamp holder assembly (or burn out, or because of the user will change other colours light needs) from reflecting light cup inside, change new lamp pearl, then in rotating lamp holder assembly spiral shell adorns back reflection of light cup, realize the change of lamp pearl, make lamp holder assembly and reflection of light cup used repeatedly for unlimited time, resources are saved reduces user use cost.

Drawings

FIG. 1 is an assembly structure of a lamp according to an embodiment of the present invention;

FIG. 2 is a drawing structure diagram of a lamp with a lamp holder assembly for replacing a lamp bead according to an embodiment of the present invention;

FIG. 3 is a block diagram of a lamp head assembly according to an embodiment of the present invention;

FIG. 4 is an exploded view of a lamp according to an embodiment of the utility model;

FIG. 5 is a diagram illustrating a structure of a protective cover placed at a rim of a reflector cup during installation of the protective cover according to an embodiment of the present invention;

FIG. 6 is a structural diagram of the reflection cup after the inner flanging and spinning in the process of installing the protection cover in the first embodiment of the utility model;

FIG. 7 is a diagram illustrating a first connector after being installed according to an embodiment of the present invention;

fig. 8 is an exploded structural view of a first connecting member and a reflecting cup of a lamp according to an embodiment of the utility model;

fig. 9 is a structural diagram of a lamp according to an embodiment of the present invention, when the clip strip of the first connector is inserted into the notch of the first inner flange of the reflective cup;

fig. 10 is a structural diagram of a first connector of a lamp according to an embodiment of the present invention, in which a clip strip completely passes through a notch on a first inner convex edge of a reflective cup and rotates a certain angle with respect to the notch;

fig. 11 is a structural diagram of a lamp according to an embodiment of the present invention, in which a first connecting member and a reflecting cup are fixed together by locking with screws;

FIG. 12 is an assembly view of a second lamp according to an embodiment of the present invention;

FIG. 13 is an exploded view of a second lamp according to an embodiment of the present invention;

FIG. 14 is a drawing structure diagram of a lamp bulb replacing process with a drawing lamp holder assembly in a second lamp according to the second embodiment of the present invention;

FIG. 15 is an assembly structural view of a second lamp according to the present invention, after the neck of the reflector cup is flanged and the first internal thread is formed;

fig. 16 is an exploded structural view of a second lamp according to the embodiment of the present invention, after the neck of the reflecting cup is flanged and the first internal thread is processed;

FIG. 17 is an assembly view of a third lamp according to an embodiment of the present invention;

FIG. 18 is an exploded view of a third embodiment of the present invention;

FIG. 19 is a drawing structure diagram of a lamp bulb replacing process with a drawing lamp holder assembly in a third lamp according to an embodiment of the present invention;

FIG. 20 is an assembly structure view of a third embodiment of the present invention after flanging the neck of the lamp and forming a third external thread;

FIG. 21 is a structural diagram of a third embodiment of the present invention, showing a lamp neck being flanged and a third external thread being machined and then being pulled out of a lamp holder assembly;

FIG. 22 is an assembly view of a four-lamp according to an embodiment of the present invention;

FIG. 23 is a drawing structure diagram of a four-lamp drawing lamp holder assembly for replacing a lamp bead according to the embodiment of the present invention;

FIG. 24 is an exploded view of a fourth embodiment of the present invention;

FIG. 25 is a schematic view of a fourth embodiment of the present invention with a nut being moved to an inner cavity of a reflective cup;

FIG. 26 is a schematic view of a fourth embodiment of the present invention with a nut screwed onto the second connector insert section and clamping the reflector cup;

FIG. 27 is a diagram illustrating a fourth embodiment of the present invention in which a protective cover is placed inside the opening of a reflective cup;

fig. 28 is a structural diagram of the four reflecting cups according to the embodiment of the present invention after the circumferential edge is turned inwards to form a flange to lock the protective cover.

Detailed Description

Embodiments of the present invention will be described below with reference to the accompanying drawings and related embodiments, wherein the following related embodiments are merely preferred embodiments for better illustrating the present invention itself, and the embodiments of the present invention are not limited to the following embodiments, and the present invention relates to the related essential parts in the technical field, which should be regarded as the known technology in the technical field and can be known and grasped by those skilled in the art.

The lamp capable of upwards extracting the lamp holder to replace the lamp bead comprises a lamp holder assembly 1 and a reflection cup 2, the lamp holder assembly 1 is formed by assembling a conductive screw head 3 and a clamping installation part 4, the lamp holder assembly 1 is installed at the top of the reflection cup 2, a non-detachable protective cover 5 is fixedly installed at the bottom cup opening of the reflection cup 2, the protective cover 5 is a glass cover or a mesh enclosure, the glass cover or the mesh enclosure can be adhered and fixed through a viscose 13a, the protective cover 5 can also be fixed on the reflection cup 2 in a mode of inwards flanging through spinning the circumferential edge of the reflection cup 2, and all the following embodiments adopt the aluminum reflection cup 2 to be combined with the spinning inwards flanging process to install the protective cover 5. One section of clamping installation department 4 injects inside anti-light cup 2, the bottom shaping of clamping installation department 4 has lamp pearl interface 6, 6 inner structure of lamp pearl interface are as follows, be provided with a pair of face towards relative lamp pearl in the exit of lamp pearl interface 6 and press from both sides tight piece 7, the tight inserted lamp pearl 9 of tight piece 7 clamp of lamp pearl clamp, be provided with a pair of electrically conductive clamping piece 8 in the inside depths of lamp pearl interface 6, electrically conductive clamping piece 8 cliies two electrically conductive feet 91 of lamp pearl 9 respectively, two electrically conductive clamping pieces 8 form the electricity with electrically conductive spiral shell head 3 respectively and are connected. The lamp holder assembly 1 and the reflecting cup 2 are in a detachable matching structure, and the lamp holder assembly 1 and the reflecting cup 2 are assembled in a threaded mode in the following listed embodiment, so that the lamp holder assembly 1 can be installed on the reflecting cup 2 through rotating, and can be pulled out from the reflecting cup 2 through reverse rotating to replace the lamp beads 9.

In the technology, the lamp holder assembly 1 is manufactured without a lamp assembly manufacturer, but is directly entrusted to the lamp holder manufacturer for assembly, and the lamp assembly manufacturer can directly use the lamp assembly after taking back the lamp assembly manufacturer.

Embodiment one (see fig. 1 to 12):

in order to complete the installation of the protection cover 5, a laying step 10 is formed at the outlet of the reflection cup 2 in the embodiment, when the protection cover 5 is installed, the reflection cup 2 is firstly reversed, the outlet of the reflection cup is upward, then the protection cover 5 is placed on the laying step 10 of the reflection cup 2 (as shown in fig. 5), then the reflection cup 2 is placed in a spinning die holder, the rotation of the spinning die holder can drive the reflection cup 2 to rotate, a pressing wheel beside the rotation is used for spinning an inner flanging (as shown in fig. 6) on the reflection cup 2, and after the flanging is completed, the protection cover 5 is installed on the reflection cup 2. The first connecting piece 11 is sleeved on the top of the neck portion 2a of the reflective cup, the first connecting piece 11 can be fixed with the neck portion 2a of the reflective cup by an adhesive, as shown in fig. 1 and 2, or the first connecting piece 11 can be fixed with the reflective cup 2 by a screw 12, as shown in fig. 11, a first screw hole 13 is formed in the middle of the first connecting piece 11, so that the reflective cup assembly 20 can be formed. In order to further stabilize the connection and fixation between the first connecting member 11 and the neck portion 2a of the reflective cup and avoid the separation of the reflective cup 2 from the first connecting member 11 caused by aging failure of the adhesive 11a, the structure improvement is further made for the reflective cup 2 and the first connecting member 11, the outer side wall of the top portion of the first connecting member 11 is outwardly formed with an annular first embedding groove 14, the inner side wall of the first embedding groove 14 is axially formed with a clamping strip 15, a fastening space 16 is formed between the top portion of the clamping strip 15 and the top portion of the first embedding groove 14, the inner side of the top portion of the neck portion 2a of the reflective cup is radially inwardly formed with a first inner convex edge 17, a notch 18 is formed on the first inner convex edge 17 (as shown in fig. 8), the fastening space 16 is larger than the thickness of the first inner convex edge 17, the clamping strip 15 can be inserted into the notch 18, when assembling, a worker holds the first connecting member 11 and correspondingly inserts the clamping strip 15 on the first connecting member 11 into the notch 18 on the first inner convex edge 17 of the reflective cup (as shown in fig. 9), in the insertion process, the lamp holder assembly 1 and the reflective cup 2 cannot rotate relative to each other because the clamping strip 15 is always blocked by the side wall of the notch 18 until the top of the clamping strip 15 penetrates through the bottoms of the first inner convex edges 17 at the two sides of the notch 18, at the moment, the first inner convex edges 17 are located in the thickness of the clamping interval 16, a worker twists the lamp holder assembly 1 or the reflective cup 2 and cannot be blocked by the clamping strip 15, the lamp holder assembly 1 or the reflective cup 2 rotates (as shown in fig. 10), the clamping strip 15 is transferred to the position below the first inner convex edges 17, and the lamp holder assembly 1 is clamped with the reflective cup 2, so that a strong drawing force resisting effect can be formed between the lamp holder assembly 1 and the reflective cup 2. One section of the clamping installation part of the lamp holder assembly 1 is inserted into the reflection cup 2 from the first screw hole 13, a first external thread 19 is formed on the outer wall of the insertion section 41 of the clamping installation part 4, and a thread fit is formed between the first screw hole 13 of the first connecting piece 11 and the outer wall of the clamping installation part 4. By means of the first connecting piece 11 which is fixedly arranged on the reflecting cup 2 in an undetachable manner, the reflecting cup assembly 20 is provided with the first screw hole 13, so that the insertion section 41 of the lamp holder assembly 1 can be screwed into the reflecting cup 2 through screw thread matching, when the lamp bead 9 needs to be replaced, the lamp holder assembly 1 is rotated reversely, and the insertion section 41 of the lamp holder assembly 1 can be pulled out of the reflecting cup 2 to replace the lamp bead 9.

Example two (as in fig. 12-16):

the installation process of the protective cover 5 of the present embodiment is the same as that of the first embodiment. The structure of this embodiment is as follows, the shaping has the second external screw thread 21 on the outer wall body of the insertion section 41 of lamp holder assembly clamping installation department 4, the internal shaping of internal wall has first internal thread 22 at reflection cup neck 2a, the formation of first internal thread 22 can have two kinds of modes, first mode is directly processed out on reflection cup neck 2a inner wall, another kind of mode is, in order to avoid influencing reflection cup neck 2a intensity because of processing the internal thread, make the neck wall body turn over the book inwards at the inboard of reflection cup neck 2a through stamping process, process out first internal thread 22 on the inside wall of turning over the hem 23. By rotating the lamp cap assembly 1 or the reflecting cup 2, the insertion section 41 of the clamping installation part 4 can be inserted into the reflecting cup 2 under the matching of the threads.

Example three (as in fig. 17-21):

the installation process of the protective cover 5 of the present embodiment is the same as that of the first embodiment. The structure of the embodiment is as follows, a second embedded groove 24 is formed on the circumferential edge of the lamp holder assembly clamping installation part 4, a second internal thread 25 is formed on the inner side wall of the outer circumferential edge of the second embedded groove 24, a third external thread 26 is formed on the outer side wall of the neck part 2a of the reflecting cup, when the insertion section 41 of the clamping installation part 4 is inserted into the neck part 2a of the reflecting cup, the circumferential side wall of the reflecting cup 2 is correspondingly inserted into the second embedded groove 24, the lamp holder assembly 1 is rotated, and the insertion section 41 of the clamping installation part 4 can be gradually inserted into the reflecting cup 2 under the matching of the second internal thread 25 and the third external thread 26. Of course, in order to process the third external thread 26 of the neck portion 2a of the reflective cup and ensure the strength of the neck portion 2a of the reflective cup, the outward flange 27 may be formed by outward folding the neck wall, and then the third external thread 26 is processed on the outward flange 27, which also achieves the technical purpose.

Example four (as in fig. 22-28):

a second inner convex edge 28 is formed on the inner side wall at the top of the neck part 2a of the reflecting cup in the radial direction and inwards, a second connecting piece 29 is arranged at the top of the neck part 2a of the reflecting cup, the large diameter section 291 of the second connector 29 is placed on the top of the reflector cup 2, the second connector insertion section 292 is inserted into the neck portion 2a of the reflector cup 2, and the fourth external thread 30 is formed on the outer wall of the second connector insertion section 292, a second screw hole 31 is formed in the middle of the second connecting piece 29, a nut 32 is arranged in the reflective cup 2, the nut 32 is screwed on a fourth external thread 30 of the outer wall body of the second connecting piece 29, the nut 32 and the second connecting piece 29 clamp the second inner convex edge 28, the insertion section 41 of the lamp holder assembly clamping and mounting part 4 is matched with the second screw hole 31 by the second external thread 21, the insertion section 41 of the clip mounting portion 4 can be inserted into the reflector cup 2 when the lamp cap assembly 1 is rotated. The structure of this embodiment is different from the structure of the previous three embodiments, because of the existence of the nut 32, during the assembly, the second connector insertion section 292 must be first inserted into the neck portion 2a of the reflector cup, then the nut 32 enters the inner cavity of the reflector cup 2 from the bottom cup opening of the reflector cup 2, and the nut 32 is screwed into the fourth external thread 30 of the second connector insertion section 292 (as shown in fig. 25), until being screwed, so that the nut 32 and the bottom of the second connector large-diameter section 291 clamp and lock the second internal flange 28 of the reflector cup 2 together (as shown in fig. 26), so as to fixedly connect the second connector 29 and the reflector cup 2 together. The spin-on mounting of the protective cover 5 can then take place (as shown in fig. 27 and 28). When the lamp holder assembly 1 or the reflecting cup 2 is rotated in daily use, the insertion section 41 of the lamp holder assembly clamping installation part 4 can be slowly inserted into the reflecting cup 2 under the matching of the second external threads 21 and the second screw hole 31, and the lamp bead 9 can be replaced by drawing out the insertion section 41 of the lamp holder assembly 1 through reverse rotation operation.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a can upwards extract lamps and lanterns that lamp holder changed lamp pearl, including lamp holder assembly and anti-light cup, the lamp holder assembly comprises electrically conductive spiral shell head and the equipment of clamping installation department, and the top at anti-light cup is installed to the lamp holder assembly, its characterized in that: fixed mounting has non-detachable safety cover in the bottom cup mouth department of anti-light cup, and inside one section of clamping installation department injected anti-light cup, the bottom shaping of clamping installation department has the lamp pearl interface, and the lamp pearl interface presss from both sides tight lamp pearl and makes lamp pearl and conductive spiral shell head form the electricity to be connected, is dismantled and assembled cooperation structure between lamp holder assembly and the anti-light cup.

2. The lamp capable of being drawn out upwards to replace the lamp beads according to claim 1, wherein: the lamp holder assembly and the reflection cup form threaded connection.

3. The lamp capable of pulling out the lamp holder upwards to replace the lamp bead as claimed in claim 1 or 2, wherein: the lamp holder assembly comprises a lamp holder assembly and a lamp holder, wherein a first connecting piece is sleeved at the top of the neck of the light reflecting cup, the first connecting piece is fixed with the neck of the light reflecting cup through an adhesive or a screw connection mode, a first screw hole is formed in the middle of the first connecting piece, a clamping installation portion of the lamp holder assembly is inserted into the light reflecting cup from the first screw hole, a first external thread is formed in the outer wall of the insertion portion of the clamping installation portion, and a thread fit is formed between the first screw hole of the first connecting piece and the outer wall of the clamping installation portion.

4. The lamp capable of being drawn out upwards to replace the lamp beads according to claim 3, wherein: the lateral wall of first connecting piece top is gone up outer shaping and is had the first embedded groove of annular, and axial shaping has the card strip on the inboard lateral wall of first embedded groove, is formed with the buckle interval between card strip top and the first embedded groove top, and the top inboard department at anti-light cup neck is radially inwards the shaping and is had first interior chimb, and the shaping has the incision in first interior chimb, and the buckle interval is than first interior chimb thickness will be big, and the card strip can inject and pass the incision.

5. The lamp capable of pulling out the lamp holder upwards to replace the lamp bead as claimed in claim 1 or 2, wherein: the outer wall body of the insertion section of the lamp holder assembly clamping installation part is formed with a second external thread, the inner wall body of the neck part of the reflecting cup is formed with a first internal thread, the lamp holder assembly or the reflecting cup is rotated, and the insertion section of the clamping installation part can be inserted into the reflecting cup under the matching of the threads.

6. The lamp capable of pulling out the lamp holder upwards to replace the lamp bead as claimed in claim 1 or 2, wherein: the lamp holder assembly is characterized in that a second embedded groove is formed in the circumferential edge of the lamp holder assembly clamping installation portion, a second internal thread is formed in the inner side wall of the outer circumferential edge of the second embedded groove, a third external thread is formed in the outer side wall of the neck portion of the reflection cup, when the insertion section of the clamping installation portion is inserted into the neck portion of the reflection cup, the circumferential side wall of the reflection cup is correspondingly inserted into the second embedded groove, the lamp holder assembly is rotated, and the insertion section of the clamping installation portion can be gradually inserted into the reflection cup under the matching of the second internal thread and the third external thread.

7. The lamp capable of pulling out the lamp holder upwards to replace the lamp bead as claimed in claim 1 or 2, wherein: a second inner convex edge is formed on the inner side wall of the top of the neck of the light reflecting cup in the radial direction, a second connecting piece is arranged at the top of the neck of the light reflecting cup, the large-diameter section of the second connecting piece is arranged at the top of the reflecting cup, the second connecting piece inserting section is inserted into the neck of the reflecting cup, a fourth external thread is formed on the outer wall body of the second connecting piece inserting section, a second screw hole is formed in the middle of the second connecting piece, a nut is arranged in the light reflecting cup and is screwed on a fourth external thread of the outer wall body of the second connecting piece, the nut and the second connecting piece clamp the second inner convex edge together, the fifth external thread is formed on the outer wall body of the insertion section of the lamp holder assembly clamping installation portion, the insertion section of the lamp holder assembly clamping installation portion is matched with the second screw hole through the fifth external thread, and the insertion section of the clamping installation portion can be inserted into the reflection cup when the lamp holder assembly is rotated.

8. The lamp capable of pulling out the lamp holder upwards to replace the lamp bead as claimed in claim 1 or 2, wherein: the exit at lamp pearl interface is provided with a pair of face towards relative lamp pearl and presss from both sides tight piece, and lamp pearl presss from both sides tight inserted lamp pearl that presss from both sides tight piece, is provided with a pair of electrically conductive clamping piece in the inside depths of lamp pearl interface, and electrically conductive clamping piece carries two electrically conductive feet of lamp pearl respectively.

9. The lamp capable of pulling out the lamp holder upwards to replace the lamp bead as claimed in claim 1 or 2, wherein: the protective cover is a glass cover or a mesh cover.

Images