CN202008000U

CN202008000U - LED electric torch

Info

Publication number: CN202008000U
Application number: CN2011200642236U
Authority: CN
Inventors: 杨东升
Original assignee: SHENZHEN FEIRUI LIGHTING CO Ltd
Current assignee: SHENZHEN FEIRUI LIGHTING CO Ltd
Priority date: 2011-03-11
Filing date: 2011-03-11
Publication date: 2011-10-12
Anticipated expiration: 2021-03-11

Abstract

The utility model discloses an LED electric torch, which comprises a torch body, an LED lamp holder component, a lamp cup, a front cap, a lens, a switch component and a tail cap. The LED lamp holder component comprises an LED lamp, a circuit board, a retainer ring, an LED lamp mounting cavity, wherein the circuit board is fixed into a rear cavity of the LED lamp mounting cavity by the aid of the retainer ring, the retainer ring is fixedly connected with the LED lamp mounting cavity by the aid of screws evenly distributed, and the retainer ring and the circuit board are welded and connected into a whole. A spring is further fixedly connected on the circuit board, the switch component comprises a fixing ring, a switch button, an insulating piece, a spring cap, a spring and a fixing part, wherein the switch button, the insulating piece, the spring cap and the spring are mounted in the fixing ring by the aid of the fixing part, and the fixing ring and the tail cap are fixedly connected by screws evenly distributed. The LED electric torch effectively prevents loosening of the retainer ring in vibration and ensures circuit contact and electrical conductivity. Additionally, the switch component of the electric torch can also effectively prevent loosening of the switch component structure in the state of vibrating and knocking.

Description

A kind of LED torch

Technical field

The utility model relates to the torch technical field, specifically a kind of technology of LED torch.

Background technology

Existing torch much all adopts LED as illuminator, promptly be to be provided with LED lamp group device at cap part, this LED lamp group device comprises LED lamp, circuit board, collar, spring and LED lamp installation cavity, the LED lamp is fixed on the leading section in chamber, LED lamp storehouse, circuit board is fixed on the rearward end in chamber, LED lamp storehouse by collar, what the fixed form between collar and the LED lamp installation cavity adopted is thread connecting mode, it is exactly threading on collar, be spun on then in the chamber, LED lamp storehouse, this fixed form can produce oneself loosening defective when vibration.

In addition, existing exactly its switch module of torch generally comprises retainer plate, shift knob, insulating trip, spring compressor, spring, fixture, shift knob, insulating trip, spring compressor, spring are installed in the retainer plate by fixture, what wherein the fixed form between retainer plate and the LED lamp storehouse cavity adopted is thread connecting mode, threading is spun on mode in the housing then on retainer plate exactly, the problem that this fixed form exists structure oneself to become flexible easily when vibration equally.

Summary of the invention

The purpose of this utility model provides a kind of loosening LED torch of collar oneself when effectively preventing to vibrate.

Further purpose is to guarantee that the circuit contact is good, conducts electricity very well.

Further purpose be the torch switch assembly under the vibration percussion state, prevent that effectively switch module is loosening, guarantee that switch is not malfunctioning.

The purpose of this utility model is achieved through the following technical solutions.

A kind of LED torch, comprise stack shell, the LED lamp adapter assembly, Lamp cup, protecgulum, eyeglass, switch module and tail-hood, the LED lamp adapter assembly comprises the LED lamp, circuit board, collar, the LED lamp is installed cavity, the protecgulum screw thread is fixedly connected on the LED lamp and installs on the cavity, the LED lamp is installed the cavity screw thread and is fixedly connected on stack shell, the LED lamp is installed in the cavity and is provided with ante-chamber and back cavity, protecgulum, the ante-chamber that eyeglass is installed cavity with the LED lamp constitutes an annular seal space, Lamp cup, the LED lamp is fixed in the annular seal space, the back cavity that the LED lamp is installed in the cavity is communicated with the stack shell chamber, it is characterized in that: described circuit board is fixed on the LED lamp by collar and installs in the back cavity of cavity, and collar is installed between the cavity with the LED lamp and fixedlyed connected with equally distributed screw.

Welded connection is an one between described collar and the circuit board, also is fixedly connected with spring on the circuit board, and spring is towards the stack shell chamber.

Equally distributed screw is provided with 3 at least between described collar and the LED lamp installation cavity.

Described switch module comprises retainer plate, shift knob, insulating trip, spring compressor, spring, fixture, shift knob, insulating trip, spring compressor, spring are installed in the retainer plate by fixture, fixedly connected with equally distributed screw between retainer plate and the tail-hood.

The tail end of described tail-hood is provided with the plastic cement button cap.

The plastics cushion rubber is installed on the end face of described fixture.

Equally distributed screw is provided with 3 at least between described retainer plate and the tail-hood.

The front end face of described stack shell and LED lamp are installed between cavity and the collar to face contacts, and contact for face between the rear end face of stack shell and the retainer plate.

The utility model compared with prior art has the following advantages:

1) the LED lamp installation cavity body structure in the utility model has replaced circuit board fixed form of the prior art, prior art is that threading is spun on mode in the housing then on collar, and be the mode that on collar, evenly screws now, prevented the loosening problem of structure oneself when vibration like this, and collar and circuit board use welding manner to be coupled as one, avoided use or vibration processes in the contact and the bad phenomenon of conducting electricity.

2) the switch module structure in the utility model has replaced switch fixed form of the prior art, prior art is that threading is spun on mode in the housing then on retainer plate, and be the mode that on retainer plate, evenly screws now, prevented the loosening problem of structure oneself when vibration, by knowing in the technical solution of the utility model, the structure of switch module is like this: the switch of packing in collar, put into insulating trip again, spring, spring compressor, turning round down plastic tube then is pressed into collar with these several and is split into a little switch module, put into Capsule in the switch housing the inside then, put into this little switch module again, stamp screw, this moment, switch module promptly can not become flexible.

3) the whole connection: stack shell has all adopted end face to contact conduction with the switch sections that the LED lamp of front end is installed cavity and rear end, has replaced traditional screw thread electrically conducting manner, and screw thread both can carry out the oxidation hardening like this, and was wear-resisting again, improved bulk life time.

Description of drawings

Fig. 1 is the utility model LED torch assembly drawing;

Fig. 2 dissects structural representation in the utility model LED torch;

Fig. 3 is the LED lamp adapter assembly decomposition texture schematic diagram of the utility model LED torch;

Fig. 4 is the upward view after the LED lamp adapter assembly of the utility model LED torch is assembled;

Fig. 5 dissects structural representation for the LED lamp adapter assembly assembling back centering of the utility model LED torch;

Fig. 6 is the switch module decomposition texture schematic diagram of the utility model LED torch;

Fig. 7 is the vertical view after the switch module of the utility model LED torch is assembled;

Fig. 8 dissects structural representation for the switch module assembling back centering of the utility model LED torch.

The specific embodiment

Below in conjunction with accompanying drawing the utility model LED torch is described in further detail.

Shown in Fig. 1-2, the utility model LED torch, comprise stack shell 1, protecgulum 2, Lamp cup 3, LED lamp adapter assembly 4, switch module 5, eyeglass 31 and tail-hood 6, LED lamp adapter assembly 4 comprises LED lamp 41, the LED lamp is installed cavity 42, circuit board 43 and collar 44, protecgulum 2 sealing threads are fixedly connected on the LED lamp and install on the cavity 42, the LED lamp is installed cavity 42 sealing threads and is fixedly connected on the stack shell 1, the LED lamp is installed in the cavity 42 and is provided with ante-chamber and back cavity, protecgulum 2, the ante-chamber that eyeglass 31 is installed cavity 42 with the LED lamp constitutes an annular seal space, Lamp cup 3, LED lamp 41 is fixed in the annular seal space, and the back cavity that the LED lamp is installed in the cavity 42 is communicated with the inner chamber of stack shell 1.

Be the concrete structure of LED lamp adapter assembly below: shown in Fig. 3-5, it promptly is the lamp holder cavity that the LED lamp is installed cavity 42, it is drum that the LED lamp is installed cavity 42, before LED lamp installation cavity 42 is provided with, latter two chamber, before, be provided with between latter two chamber and run through screw, LED lamp 41 is fixed on the LED lamp by lamp plate 48 and installs in the ante-chamber of cavity 42, circuit board 43 is fixed on the LED lamp by collar 44 and installs in the back cavity of cavity 42, circuit board 43 is fixedly connected with spring 45, collar 44 is installed between the cavity 42 with the LED lamp and is fixedlyed connected with equally distributed screw 46, be provided with 3 or 4 as screw, prevented the loosening problem of structure oneself when vibration.For fear of use or vibration processes in the contact and the bad existing picture that conducts electricity, collar 44 and circuit board 43 use welding manners to be coupled as one, and pad 47 is arranged shown in Fig. 5.

Be the concrete structure of switch module below: shown in Fig. 6-8, switch module comprises retainer plate 52, shift knob 53, insulating trip 58, spring compressor 54, spring 55, fixture 56, retainer plate 52 is made of the circle portion of barrel and stack shell mouth, shift knob 53, insulating trip 58, spring compressor 54 and spring 55 are installed in by fixture 56 in the stack shell of retainer plate 52, wherein fixedly connected with equally distributed screw 51 between the circle portion 52 of retainer plate and the tail-hood 6.Tail end at tail-hood 6 is provided with plastic cement button cap 50.Plastics cushion rubber 57 is installed on the end face of fixture 56, and screw is provided with 3 at least.This shows, the utility model promptly is the shift knob 53 of packing in retainer plate 52, put into insulating trip 58, spring 55, spring compressor 54 again, it is fixing to be threaded with retainer plate 52 by fixture 56, depresses plastics cushion rubber 57 then, has so just formed a switch module, put into plastic cement button cap 50 in tail-hood 6 the insides then, put into this switch module again, stamp screw 51, switch module just can not become flexible like this.The utility model LED torch has replaced original switch fixed form, promptly is that threading is spun on the interior mode of housing then on the collar that is originally, has effectively prevented the loosening problem of structure oneself when vibration.

Wherein the front end face of stack shell 1 and LED lamp are installed between cavity 42 and the collar 44 to face contacts, and for face contacts, screw thread both can carry out the oxidation hardening like this, and was wear-resisting again, improved bulk life time between the rear end face of stack shell 1 and the retainer plate 52.

Claims

1. LED torch, comprise stack shell, the LED lamp adapter assembly, Lamp cup, protecgulum, eyeglass, switch module and tail-hood, the LED lamp adapter assembly comprises the LED lamp, circuit board, collar, the LED lamp is installed cavity, the protecgulum screw thread is fixedly connected on the LED lamp and installs on the cavity, the LED lamp is installed the cavity screw thread and is fixedly connected on stack shell, the LED lamp is installed in the cavity and is provided with ante-chamber and back cavity, protecgulum, the ante-chamber that eyeglass is installed cavity with the LED lamp constitutes an annular seal space, Lamp cup, the LED lamp is fixed in the annular seal space, the back cavity that the LED lamp is installed in the cavity is communicated with the stack shell chamber, it is characterized in that: described circuit board is fixed on the LED lamp by collar and installs in the back cavity of cavity, and collar is installed between the cavity with the LED lamp and fixedlyed connected with equally distributed screw.

2. LED torch according to claim 1 is characterized in that: welded connection is an one between described collar and the circuit board, also is fixedly connected with spring on the circuit board, and spring is towards the stack shell chamber.

3. LED torch according to claim 1 and 2 is characterized in that: equally distributed screw is provided with 3 at least between described collar and the LED lamp installation cavity.

4. LED torch according to claim 1, it is characterized in that: described switch module comprises retainer plate, shift knob, insulating trip, spring compressor, spring, fixture, shift knob, insulating trip, spring compressor, spring are installed in the retainer plate by fixture, fixedly connected with equally distributed screw between retainer plate and the tail-hood.

5. LED torch according to claim 4 is characterized in that: the tail end of described tail-hood is provided with the plastic cement button cap.

6. LED torch according to claim 4 is characterized in that: the plastics cushion rubber is installed on the end face of described fixture.

7. LED torch according to claim 4 is characterized in that: equally distributed screw is provided with 3 at least between described retainer plate and the tail-hood.

8. according to claim 1 or 2 or 4 described LED torches, it is characterized in that: the front end face of described stack shell and LED lamp are installed between cavity and the collar to face contacts, and contact for face between the rear end face of stack shell and the retainer plate.