CN100385749C - Push type lamp holder - Google Patents

Abstract

A push type lamp holder is arranged at one end of an electric wire and used for installing a bulb with grooves on the surface of a lamp cap, and comprises an insulating shell provided with a lamp cap accommodating groove, a first conducting strip, a second conducting strip, a clamping and placing base capable of moving axially and a pressing and clamping mechanism capable of clamping the clamping and placing base to and fro at the upper and lower sections; the clamping foot rest is provided with a plurality of elastic feet which can move along the wall surface of the containing groove, the bottom edge of each foot is provided with a convex block, the wall surface of the containing groove of the shell is provided with a step edge in a condensation way, the clamping foot rest is pressed through the lamp cap end of the bulb, when the clamping foot rest is clamped at the lower section position, the convex block part of the foot rest is inwards extruded along the surface of the step edge and is clamped at the annular groove of the lamp cap, when the clamping foot rest is clamped at the upper section position, the convex block part at the bottom end of the foot rest is pulled out from the step edge and is separated from the groove of the lamp cap, the bulb is taken down, and the pressing type bulb loading and unloading are completed. The invention achieves the implementation effect that the bulb replacing operation is simpler and more convenient.

Description

Push lamp holder

1. Technical field

The invention relates to an electrical connector, in particular to a push-type lamp holder which is specially used for installation of light bulbs with grooves on the surface of the lamp cap, and which can achieve the effect of easier and more convenient replacement of light bulbs.

2. Background technology

At present, the common existing lighting bulbs on the market, such as tungsten filament bulbs, energy-saving bulbs, etc., are mainly provided with a metal lamp cap with spiral grooves on the surface of the pivotal end of the lamp pin, and the bulbs are installed in a spiral combination. Set fixed on the lamp holder. The existing lamp holder structure is mainly to arrange a threaded base of conductive material connected with a power line inside an insulating shell, so as to be used for spiral assembly and disassembly of the bulb. This existing screw-in lamp holder, through long-term use experience, still has the following disadvantages: 1. The operation of changing the bulb is labor-intensive and time-consuming. Put the light bulb and twist it about three or four times. 2. When the bulb is to be unscrewed from the lamp holder, since the user cannot know the timing when the cap end is detached from the threaded base, and the hand needs to repeatedly release the bulb and then change the angle of support to twist the bulb, thus causing deep The mental pressure of fearing that the light bulb will fall off the threaded base when you let go, this phenomenon is more obvious when replacing the energy-saving light bulb with a larger volume and weight, leading to the fact that ordinary women still replace simple light bulbs. Pretending work is regarded as timid. 3. When the bulb on the lamp holder breaks due to external force, only the end of the lamp cap remains in the lamp holder. The user has to pinch the edge of the lamp cap with pliers and then apply force to rotate and detach it, which is inconvenient. In view of the above-mentioned problems existing in the existing screw-in lamp holders, how to provide a push-type lamp holder structure design that can complete the bulb replacement operation in a simpler and more convenient pressing operation mode is the motivation and design focus of the present invention. .

3. Contents of the invention

The main purpose of the present invention is to overcome the above-mentioned shortcomings existing in the existing products, and provide a push-type lamp holder, which is arranged at one end of the wire for installation of bulbs with grooves on the surface of the lamp cap, so as to achieve the operation of bulb replacement. Easier and more convenient implementation effect.

The purpose of the present invention is achieved by the following technical solutions.

A push-type lamp holder, which is set on one end of the electric wire for installation of a light bulb with grooves on the surface of the lamp cap. A conductive sheet, a second conductive sheet, and an axially movable clamping foot, are characterized in that the wall surface adjacent to the opening end of the accommodating groove is condensed inwardly to form a stepped edge, and a sliding sleeve is provided on the wall surface opposite to the opening end. The wall surface is protrudingly provided with vertical deep and shallow grooves that are arranged at intervals. The clamping foot is composed of a brake tube that can move axially in the sliding sleeve and is connected to the bottom end of the brake tube to abut against the wall of the accommodating tank. It consists of multiple moving legs of equal length. The top outer edge of the brake tube of the clamping foot seat is provided with an insert that can limit the up and down movement in the aforementioned channel, and a plug with a The blocking piece with the ability to rotate and move up and down, the top outer edge of the blocking piece is provided with a plurality of locking teeth, and a return spring is arranged between the top of the blocking piece and the inner top surface of the sliding sleeve; One movement to the bottom makes the stopper rotate by compressing the return spring, and the bottom edge of the catch is stuck on the top edge of the shallow groove. By pressing the clamping foot again to rise to the bottom, the stopper can be made The stopper rotates again to make the locking teeth slide down to the position of the deep groove. When the clamping foot is locked in the lower position, the protruding part at the bottom of the foot column is pushed inward along the surface of the step edge, and embedded in the Fix the bulb clamp on the lamp holder in the groove of the lamp cap. When the clamping foot is locked in the upper position, the protrusion at the bottom of the leg is pulled away from the step edge and out of the groove of the lamp cap, and the bulb is removed. , to complete the push-type loading and unloading of the bulb.

The aforementioned push-type lamp holder, wherein the first conductive sheet and the second conductive sheet are elastic sheets, the bottom end of the first conductive sheet is folded and stretched at the bottom end of the brake tube, and the bottom end of the second conductive sheet is folded and stretched It is in a shape that can touch the outer edge of the lamp cap extending into the accommodating groove.

In the aforementioned push-type lamp holder, threads are provided on the outer surface of the shell.

The beneficial effect of the push-type lamp holder of the present invention is that it includes an insulating shell provided with a lamp cap accommodating groove, a first conductive sheet, a second conductive sheet, an axially movable clamping foot seat and A press-and-lock mechanism that enables the clamping feet to be locked back and forth in the upper and lower positions; the feature is that the clamping feet are connected to the bottom end of the brake tube by a brake tube that can move axially. It is composed of several legs of equal length that move against the wall of the accommodating tank; among them, the legs are elastic and the inner bottom edge of the column is provided with a protruding block, and the wall of the housing accommodating tank is condensed with a stepped edge, which is clamped by the end of the light bulb lamp cap The pressing operation of the foot seat, when the clamping foot seat is locked at the lower position, the protrusion at the bottom of the foot column can be pushed inward along the surface of the step edge, and embedded in the groove of the lamp cap to fix the bulb clip On the lamp holder, when the clamping foot is locked in the upper position, the protruding part of the foot column can be pulled up and reset to break away from the groove of the lamp cap, so that the lamp cap can be smoothly disengaged from the accommodating groove and the bulb can be removed to achieve a push type The implementation effect of loading and unloading the bulb. The push-type lamp holder of the present invention, the first conductive sheet and the second conductive sheet are elastic sheet bodies, the top end is connected with wires and fixed on both sides of the clamping foot, the bottom end of the first conductive sheet is bent and extended on the clip At the middle of the bottom end of the seat, the bottom end of the second conductive sheet is bent into a shape that can touch the outer edge of the lamp cap. When the lamp cap is clamped by the clamping feet inside the accommodating groove, the circuit is also in a conductive state. In the push-type lamp holder, the legs for clamping the feet include different long and short configuration shapes, so that the light bulb with spiral grooves on the surface of the lamp cap can be used for pressing to install and disassemble.

4. Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 2 is an exploded schematic view of the three-dimensional structure of the present invention.

Fig. 3 is a schematic cross-sectional view of the combined state structure of the present invention.

FIG. 4 is a schematic diagram of the conduction circuit of the present invention.

Fig. 5 is a schematic diagram of the implementation state of the present invention.

Fig. 6 is a schematic diagram of another implementation state of the present invention.

FIG. 7 is a schematic diagram of the implementation state of the present invention applied to a general screw-in light bulb.

FIG. 8 is a schematic diagram of another implementation state of the present invention applied to a general screw-in light bulb.

Explanation of symbols in the figure: 1 lamp holder, 2 electric wire, 3 lamp cap, 4 groove, 5 light bulb, 6 spiral groove, 10 shell, 11 accommodating groove, 12 step edge, 13 sliding sleeve, 14 wire perforation, 15 thread , 16 caps, 20 clip feet, 21 brake tubes, 22 feet, 23 protrusions, 24 rails, 30 first conductive sheet, 40 second conductive sheet, 50 deep groove, 51 shallow groove, 52 insertion strips, 53 blocking parts, 54 locking teeth, 55 return springs.

5. Specific implementation

The present invention is a push-type lamp holder, as shown in Figure 1, its body 1 is set on one end of an electric wire 2, for installation and use of a light bulb 5 with a groove 4 on the surface of a lamp cap 3; and as shown in Figure 2 , which is mainly composed of an insulating shell 10, a first conductive sheet 30, a second conductive sheet 40, a clamping foot 20 and a pressing and clamping mechanism; see Fig. 2 and Fig. 3, wherein: the insulating shell 10 It is a housing provided with a housing groove 11 that can move in and out of the lamp cap of the light bulb. The wall surface of the housing groove adjacent to the opening end is condensed inwardly with a stepped edge 12, and the wall surface opposite the opening end is provided with a pinch for limiting the pinch. The sliding sleeve 13 that the seat 20 moves axially has a pair of wire perforations 14 on the wall surface at both sides of the sliding sleeve; The bottom end of the pipe is composed of several equal-length pillars 22 that can move against the wall of the accommodating tank. The pillars are flexible and the inner bottom edge of the pillar is provided with a protrusion 23. The bottom edge of each leg 22 is higher than the step edge 12 of the wall surface of the accommodating tank, and the distance formed between the protrusions 23 at the bottom of each leg is slightly larger than the maximum outer diameter of the lamp cap 3, so that the lamp cap enters and exits the accommodating tank smoothly. Pushing and clamping the feet, when the clamping feet 20 are stuck in the lower position, the protrusions 23 at the bottom of each foot column can squeeze inward along the surface of the step edge 12 to produce a clamping effect.

Referring to Fig. 2 and Fig. 4, the first and second conductive sheets 30, 40 of the present invention are elastic sheet bodies, the top ends of the sheet body respectively correspond to the perforations 14 of the casing wires, and are fixed in the accommodating groove; wherein, The first conductive sheet 30, the bottom end of the sheet body is folded and stretched at the bottom edge of the brake tube 21 that clamps the foot seat, and the bottom end of the sheet body of the second conductive sheet 40 is folded and stretched to be able to extend into the lamp cap that extends into the accommodating groove. The contact shape of the outer edge of the lamp cap 3 makes the lamp cap 3 press and clamp the foot seat 20 and at the same time forms a state of conducting the power circuit.

Referring to Fig. 2, Fig. 3, and Fig. 5, the push-and-lock mechanism of the present invention is an existing skip-key mechanism widely used in push-type pens, mainly to enable the clamping foot 20 to be pressed repeatedly , and perform back-and-forth locking movement at the upper and lower positions; the application state shown in the diagram of the present invention is to make the inner wall of the sliding sleeve 13 convexly provided with longitudinal deep and shallow grooves 50, 51 that form a spaced configuration. And the outer edge surface of the top end of the brake tube 21 that clamps the feet is provided with an insert 52 that can limit the up and down movement in the aforementioned channel, and a stopper with rotation and up and down movement capabilities is sleeved on the top of the aforementioned brake tube 21 53, the outer edge of the top of the blocking piece is provided with several locking teeth 54, and a return spring 55 is arranged between the top of the blocking piece and the inner top surface of the sliding sleeve; , can make the retaining member 53 compress the return spring 55 to rotate, and engage with the bottom edge of the catch tooth 54 on the top edge of the shallow groove 51, and press the pinch 20 once again to rise to the bottom. The blocking member 53 rotates again, so that the locking tooth 54 slides down to the position of the deep groove 52, and by the restoring force of the return spring 55, the blocking member 53 can press the clamping feet 20 to move down together.

Referring to Fig. 5 and Fig. 6, after the push-type lamp holder of the present invention is arranged on one end of the electric wire 2, when a light bulb is to be installed, only the end of the light cap 3 of the light bulb needs to be inserted into the accommodating groove 11, and the pair is locked on the upper section. After the operation of pressing the clamping feet 20 at the position to the bottom in sequence, the light bulb 5 can be released. When the light bulb is released, the clamping feet 20 can be pressure-dropped to the lower position along with the lamp cap 3, and use the foot The inward pressing action of the bottom end of the column 22 makes the protruding part 23 of the foot column abut against the surface of the step edge 12 and the groove 4 of the lamp cap, so that the bulb 5 can be stably and firmly clamped on the lamp holder 1; When replacing the light bulb, it is only necessary to press the light bulb 5 mounted on the lamp holder once to the bottom, and the clamping foot 20 can be locked in the upper position, and the protrusion 23 at the bottom end of the foot column can be pulled away from the ladder. Edge 12, and use its own elasticity to restore the original shape, that is, the bulb 5 can be directly removed, so as to achieve the implementation effect of simple and convenient push-type loading and unloading of the bulb.

As mentioned above, in the push-type lamp holder of the present invention, since the clamping foot 20 uses the protruding part 23 at the bottom end of the foot column to embed and clamp the groove 4 of the lamp cap, and the bottom end of the foot column 22 is condensed on the The step edge 12 on the wall of the accommodating tank produces an inward pressing effect, so the length of the leg 22 corresponds to the height of the groove 4 of the lamp cap, and the height of the step edge 12 also corresponds to the length of the leg 22 relationship; therefore, as shown in Fig. 7 and Fig. 8, the present invention can be adapted to press the bulb 7 with spiral groove 6 on the surface of the lamp cap by means of the length change of the foot column 22 and the adjustment of the corresponding height of the step edge 12. Loading and unloading application; further explanation is as follows: when the groove of the lamp cap is a general spiral groove 6, the number of legs 22 connected to the bottom end of the brake pipe respectively form the protrusions 23 at the bottom of the column, which can be pushed into the spiral groove correspondingly 6, and the step edge 12 forms a height that can guide the protrusions 23 at the bottom ends of each foot column to press against the spiral groove 6 when the clamping foot seat 20 is locked in the lower position. , so as to achieve the effect of pressing and disassembling the bulb 7 provided with the spiral groove on the surface of the lamp cap.

Referring to Fig. 2, Fig. 3 and Fig. 6, in the push-type lamp holder of the present invention, the wall surface of the accommodating groove is protruded to limit the vertical displacement of the foot column 22, and for clamping and placing the foot seat 20 when it is locked in the lower position. The bottom supporting rail 24 can thus achieve the effect of improving the stability of the clamping foot 20 moving up and down and the locking positioning performance.

Referring to Fig. 7 and Fig. 8, the push-type lamp holder of the present invention is further provided with threads 15 on the outer edge surface of its housing 10, so as to facilitate the combined use of other accessories such as a cap 16 or a lampshade for covering the end of the wire connector. .

The description of the present invention is a kind of preferred embodiment, therefore, all the equivalent local changes and modifications carried out according to the main technical content of the present invention, for example, change the pressing and locking mechanism of the present invention into other existing skip keys Mechanism, so that clamping and placing the feet through the upper and lower positions of the lamp cap to carry out the clamping and pressing operation back and forth should still belong to the technical scope of the present invention.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still belong to within the scope of the technical solutions of the present invention.

Claims (3)

1. push type lamp socket, it is arranged on electric wire one end is established rill for crown top of burner surface ring bulb installing use, it comprises that one is provided with the insulation crust of crown top of burner storage tank, and first conducting strip that is located at this storage tank inside, second conducting strip, the axially movable runners that folds up, it is characterized in that, the wall of the adjacent openend of storage tank is provided with the ladder edge to internal condensation, the wall of openend is provided with a sliding sleeve relatively, this sliding sleeve internal face convexes with and forms the vertically dark of arranged spaced shape, the shallow slot road, described fold up runners by can be in sliding sleeve axially movable brake pipe and be connected the brake pipe bottom and many isometric socles that the storage tank wall that reclines moves constitute, the described brake pipe top outer edge surface that folds up runners is provided with and can limits the cutting that moves up and down in aforementioned conduit, and on described brake pipe top sheathed one have the rotation and the block spare of the ability that moves up and down, the top outer edge surface of this block spare is provided with a plurality of latches, between block spare top and sliding sleeve inner top surface one back-moving spring is set; Fold up runners by pushing, rise to the once action at the end, make block spare compression reseting spring rotate, and with its latch root edge clip at shallow slot road upper edge, fold up the once action that runners rises to the end by pushing again, can make this block spare rotate once more, make the position of latch landing in the deep trouth road, when folding up the runners clip when descending fragment position, the projection portion of its socle bottom inwardly bears against along ladder edge surface, and embedding is against in the crown top of burner rill, the bulb clip is fixed on the lamp socket, and when folding up the runners clip in last fragment position, the projection portion of its socle bottom detaches the ladder edge and breaks away from crown top of burner rill, take off bulb, finish push type loading and unloading bulb.

2. push type lamp socket according to claim 1, it is characterized in that, described first conducting strip and second conducting strip are the rubber-like lamellar bodies, this first conducting strip bottom folding is stretched at place, brake pipe bottom, and this second conducting strip bottom folding is stretched into the shape that can touch at the crown top of burner lateral border that stretches into storage tank.

3. push type lamp socket according to claim 1 is characterized in that the outer edge surface of described shell is provided with screw thread.

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