CN206608782U

CN206608782U - A kind of bayonet unit of replaceable electric-torch burner

Info

Publication number: CN206608782U
Application number: CN201720373600.1U
Authority: CN
Inventors: 胡振飞
Original assignee: Ningbo Saihu Electrical Appliance Co Ltd
Current assignee: Ningbo Saihu Electrical Appliance Co Ltd
Priority date: 2017-04-11
Filing date: 2017-04-11
Publication date: 2017-11-03
Anticipated expiration: 2027-04-11

Abstract

A kind of bayonet unit of replaceable electric-torch burner, including the upper snap component for being arranged on lamp holder lower end and the lower snap component for being arranged on lamp body upper end, the upper snap component includes the upper buckle wall that a circle is extended downwardly, and the outer peripheral face of the upper buckle wall encloses the fixing groove concaved provided with one；The lower snap component includes the lower buckle wall that a circle is upwardly extended, it is circumferentially spaced on the lower buckle wall to be provided with multiple steel ball positioning through hole, diameter provided with steel ball and the steel ball in the steel ball positioning through hole is more than the length of the steel ball positioning through hole, and telescopic is closely set in the outside of the lower buckle wall；When the upper snap component is downwardly into lower snap component, the telescopic can be moved up and down to drive the steel ball to be axially caught in the fixing groove along steel ball positioning through hole along the lower buckle wall.Various types of lamp holders are changed the utility model has the advantage of fast and easy and simple in construction, and lamp holder is not easily disconnected from lamp body.

Description

A kind of bayonet unit of replaceable electric-torch burner

Technical field

The utility model is related to flashlight art, more particularly to a kind of bayonet unit of replaceable electric-torch burner.

Background technology

The lamp holder of current flashlight is fixedly connected with lamp body, it is impossible to separated, it is difficult to meet consumer demand.In addition now Combined type flashlight on the market is simply by the simple split of the illuminating devices such as portable lamp, spotlight, flashlight, and volume is big, inconvenience In carrying also very unsightly.Chinese invention patent such as Application No. CN201110171513.5 discloses a kind of multifunction electric torch Cylinder, including flashlight power supply, integral type charging illuminating device, anti-impact device, emergency device, and with cylinder head, cylinder and tail-hood Flashlight shell, integral type charging illuminating device lighting in the cylinder head and including device body and on device body Component, switch module, conducting strip and the charging assembly with positive conductive nail and negative conductive nail；Luminescence component is and conducting strip It is electrically connected with flashlight power supply, positive conductive nail is electrically connected with the positive pole of conducting strip and the charger in the external world, and negative pole is led Electricity nail is electrically connected with the negative pole of luminescence component and the charger in the external world, switch module control flashlight power supply and luminescence component Connection, anti-impact device includes interior in the insulating base in cylinder head and interior in the conduction contradicted in insulating base and with conducting strip elasticity Anti- punching, conductive anti-punching is stretched out insulating base and is connected with flashlight positive source, and emergency device is placed in tail-hood.Above-mentioned flashlight Although vdiverse in function, a variety of demands of consumer are disclosure satisfy that, because integral type charging luminescence component is arranged on into a head Inside cause a header structure complexity, it is actively big, brought inconvenience for the routine use of consumer, be also not easy to outgoing carrying.

The content of the invention

Technical problem to be solved in the utility model is to provide one kind and is convenient for changing lamp holder, the flashlight of firm and durable Bayonet unit.

The utility model solve the technical scheme that is used of above-mentioned technical problem for：

A kind of bayonet unit of replaceable electric-torch burner, including be arranged on the upper snap component of lamp holder lower end and be arranged on The lower snap component of lamp body upper end, the upper snap component includes the upper buckle wall that a circle is extended downwardly, the upper buckle wall The fixing groove that outer peripheral face concaves provided with a circle；The lower snap component includes the lower buckle wall that upwardly extends of circle, it is described under Circumferentially spaced be provided with multiple steel ball positioning through hole, the steel ball positioning through hole is provided with steel ball and the steel ball on buckle wall Diameter be more than the length of the steel ball positioning through hole, telescopic is closely set in the outside of the lower buckle wall；The upper card When buckle assembly is downwardly into lower snap component, the telescopic can be moved up and down to drive the steel ball along the lower buckle wall Axially it is caught in the fixing groove along steel ball positioning through hole.

In order that lamp holder can be powered, be provided with male plug component on the inside of the upper snap component, the male plug component include by Lamp holder is provided between on the inside of the wiring board and plug up to set gradually down, the lower end outside of the plug and the upper buckle wall Compacting ring.

In order to prevent male plug component from being come off from upper snap component, on the junction of the upper buckle wall and the wiring board Just provided with the first locating piece, the second locating piece is provided with above the junction of the plug and the lamp holder compacting ring.

In order that lamp holder and lamp body can be electrically connected, jack assemblies, the socket group are provided with the inside of the lower snap component Part is included by outer and interior lamp body compacting ring, socket centring ring and the socket set gradually；In socket lower end binding post and lamp body Power electric connection, enables the power supply to be energized for the socket.

Lamp holder is installed for convenience, and the outer surface of the upper buckle wall is described to push away provided with the outstanding pushing block of a circle Motion block is located at below the fixing groove, and the lower buckle wall is provided with the positioning boss matched with the pushing block.

In order to prevent lamp holder from being come off from lamp body, the upper buckle wall outer peripheral face is arranged with sealing ring, and the sealing ring exists The upper snap component is contacted when being arranged in the lower snap component with the lower buckle wall.

In order to which to steel ball mobile space and active force is provided, the upper end inner surface of the telescopic is provided with and lower buckle wall shape Septal surface at interval, the bottom of the septal surface is to upwardly extend inclined inclined plane from the inside to the outside, and the septal surface is provided Space that the steel ball is displaced outwardly simultaneously drives steel ball to be caught in the fixing groove.

In order to prevent steel ball from coming off, the inner side opening diameter of the steel ball positioning through hole is less than outer openings diameter so that The steel ball will not be deviate from from the inner side of the steel ball positioning through hole.

In order that telescopic can actively return to original position, reduce operation difficulty, the telescopic and the lower buckle wall it Between the elastic parts groove provided with accommodating elastic parts, the elastic parts upper end is butted on the inner surface of telescopic, and lower end is butted on The outer surface of lower buckle wall, makes the telescopic have all the time back up into trend in situ.

Lamp neck set and encapsulated set are also arranged with successively outside control telescopic movement for the convenience of the users, the telescopic.

Compared with prior art, various types of lamp holders and structure are changed the utility model has the advantage of fast and easy Simply, lamp holder is not easily disconnected from lamp body；Flashlight can be greatly improved by two kinds of approach functions of external power source and battery simultaneously The practicality of flashlight；The setting of other tolerance component and jack assemblies, also further improves the fastness of flashlight, extension The usage cycles of flashlight.

Brief description of the drawings

Fig. 1 is a kind of structural representation of the bayonet unit of replaceable electric-torch burner of the utility model embodiment.

Fig. 2 is a kind of office of the part A lamp holder of the bayonet unit of replaceable electric-torch burner of the utility model embodiment Portion's enlarged drawing.

Fig. 3 is a kind of office of the part A lamp body of the bayonet unit of replaceable electric-torch burner of the utility model embodiment Portion's enlarged drawing.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing embodiment.

As shown in figure 1, a kind of bayonet unit of replaceable electric-torch burner, including it is arranged on the upper snap component of lamp holder 1 With the lower snap component being arranged on lamp body 2.Lamp holder 1 includes lamp shell 11 and the illuminating part being arranged on inside lamp shell 11 12, the lower section of illuminating part 12 is provided with upper snap component and male plug component, and upper snap component is set in outside the male plug component and and lamp holder The lower surface of shell 11 is connected, and male plug component is connected with illuminating part 12.Lamp body 2 includes the battery cavities for set battery 22nd, the cradle 21 of the top of battery cavities 22 and the lamp body shell for housing above-mentioned battery cavities 22 and cradle 31 are arranged on 23.Lower snap component is connected with the upper surface of lamp body shell 23, is provided with and is connected with the upper surface of cradle 21 on the inside of upper snap component Jack assemblies.Upper snap component and lower snap component, which coordinate, to be fastened, and is easy to flashlight quick-replaceable lamp holder 1.

As shown in Fig. 2 upper snap component includes the upper buckle wall 30 that a circle is extended downwardly, upper buckle wall 30 and lamp shell 11 lower surface is fixedly connected.The outer peripheral face of upper buckle wall 30 is provided with the outstanding pushing block 301 of a circle, the pushing block 301 The fixing groove 302 that top concaves provided with a circle.It is close that the outer peripheral face of upper buckle wall 30 is also arranged with the first sealing ring 31 and second Seal 32, pushing block 301 and fixing groove 302 are arranged between the first sealing ring 31 and the second sealing ring 32.

Male plug component is located at the inner side of upper buckle wall 30, including the wiring board 61 and plug 60 from top to bottom set gradually. Wherein the periphery of wiring board 61 is connected with upper buckle wall 30, and the binding post for being arranged on the upper surface of plug 60 is upward through wiring board 61 Extension is connected with illuminating part 12.Lamp holder compacting ring 62 is provided between the lower end outside of plug 60 and the inner side of upper buckle wall 30, is passed through The setting of the lamp holder compacting ring 62 enables male plug component to be fixed on the inner side of buckle wall 30, prevents plug 60 from coming off, increase The fastness of electric-torch burner.In order to further increase the fastness of male plug component, the connection of upper buckle wall 30 and wiring board 61 Provided with the first locating piece 303 above place, the second locating piece 601 is provided with above the junction of plug 60 and lamp holder compacting ring 62.

As shown in figure 3, lower snap component includes the lower buckle wall 40 that a circle is upwardly extended, lower buckle wall 40 and lamp body shell 23 upper surface is fixedly connected.On lower buckle wall 40 it is circumferentially spaced be provided with multiple steel ball positioning through hole, steel ball positioning through hole with The correspondence of fixing groove 302 on upper buckle wall 30.Diameter provided with a steel ball 41 and steel ball 41 in each steel ball positioning through hole Inner side opening diameter more than the thickness of lower buckle wall 40, and the steel ball positioning through hole is less than outer openings diameter, while steel Pearl 41 can axially move horizontally along steel ball positioning through hole under force, therefore steel ball 41 can be from steel ball positioning through hole Interior side opening is inwardly projecting but can not come off.The lower inner side of buckle wall 40 is used for provided with the inwardly projecting lamp holder locating piece 401 of a circle Limit the position that lamp holder 1 inserts lamp body 2.First sealing ring 31 and the second sealing ring 32 are used to prevent dust from falling into buckle wall 30 In gap between lower buckle wall 40, and increase the frictional force with the lower contact surface of buckle wall 40, prevent lamp holder 1 from lamp body 2 On come off.The lower inner side of buckle wall 40 is additionally provided with the positioning boss 403 that a circle matches with above-mentioned pushing block 301, further limits The installation site of lamp holder 1 and lamp body 2.In order to easily drive steel ball 41, the lower surface of pushing block 301 is lean-in downwards The inclined plane tiltedly extended.The internal diameter and the external diameter of upper snap component of lower snap component match in addition, so as to ensure upper buckle group Part can be installed tightly in lower snap component, improve the fastness of flashlight.

Telescopic 50 is set in the lower outside of buckle wall 40 and can moved up and down along the outer peripheral face of lower buckle wall 40, stretches Septal surface 501 of the upper end inner surface of contracting set 50 provided with the formation gap between the outer surface of lower buckle wall 40, and the interval The bottom in face 501 is to upwardly extend inclined inclined plane from the inside to the outside, in order to drive up the downward buckle wall 40 of steel ball 41 Medial motion is caught in fixing groove 302.When septal surface 501 is located at 41 top of steel ball, the outside of steel ball 41 is by telescopic 50 Inner surface stops so that the inner side of steel ball 41 protrudes from steel ball positioning through hole inner surface.When septal surface 501 is with telescopic 50 It is moved to the outside of steel ball 41 when below steel ball positioning through hole unobstructed, steel ball 41 can be when outer masterpiece be used on the inside of it along steel ball The axial direction of positioning through hole is outwards moved horizontally.The lower buckle wall 40 of the top of steel ball 41 is provided with the 3rd sealing ring 42 to block Gap between the septal surface 501 and lower buckle wall 40, falls between telescopic 50 and lower buckle wall 40 to prevent foreign matter or dust Gap in.The lower end periphery of lower buckle wall 40 is outstanding to form first boss 402, and the upper end inwall of telescopic 50 is inwardly dashed forward Go out to be formed second boss 502, second boss 502 is located at the top of first boss 402, so that in upper buckle wall 40 and telescopic 50 Between formed elastic parts groove, for housing elastic parts 43, the upper end of elastic parts 43 is butted on the second boss of telescopic 50 502, lower end is butted on the first boss 402 of lower buckle wall 40.The elastic parts 43 makes telescopic 50 have all the time back up into original The trend of position, elastic parts 43 is preferably spring 43.Moving telescopic covers 50, the outer surface of telescopic 50 parcel for the convenience of the users There is lamp neck to cover 51 and encapsulated set 52.

Jack assemblies are arranged on the inner side of lower buckle wall 40, and positioned at the top of cradle 21.Jack assemblies include by outer and Lamp body compacting ring 72, socket centring ring 71 and the socket 70 inside set gradually.Socket centring ring 71 is connected with lamp body 2.Socket 70 Lower end binding post and the power electric connection in lamp body 2, enable power supply to be energized for socket, are preferably electrically connected with cradle 21. Lamp body compacting ring 72 is located between socket centring ring 71 and lamp body shell 23, socket centring ring 71 is fixed on cradle 21, And then socket 70 is fixed on cradle 21.

When lamp holder 1 inserts lamp body 2, in the upper lower buckle wall 40 of the insertion of buckle wall 30, pushing block 301 is contacted simultaneously with steel ball 41 And because the part that the inner side of steel ball 41 protrudes from lower buckle wall 40 makes lamp holder 1 not continue to move to.Now control telescopic 50 is downward It is mobile that septal surface 501 is moved down, when septal surface 501 is located at below steel ball positioning through hole, pushing block 301 and steel ball 41 Active force steel ball 41 is displaced outwardly to the direction of telescopic 50, until the inner side of steel ball 41 is fully retracted steel ball positioning through hole Interior, the lower surface that pushing block 301 continues to move down supreme buckle wall 30 is contacted with the upper surface of lamp holder locating piece 401, now Lamp holder 1 is fully mounted in lamp body 2.Telescopic 50 is by the spring return of spring 43 to original position, and septal surface 501 acts on steel ball The ledge in 41 outsides, promoting the upward direction of buckle wall 30 of steel ball 41 to move inward makes the inner side of steel ball 41 gradually be caught in card Lamp holder 1 is fixed in fixing groove 302 outside button wall 30.By above-mentioned steps, flashlight is the replacing that lamp holder 1 can be achieved.

It the above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art Member for, on the premise of the utility model technical principle is not departed from, some improvements and modifications can also be made, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims

1. a kind of bayonet unit of replaceable electric-torch burner, it is characterised in that：Upper buckle including being arranged on lamp holder (1) lower end Component and the lower snap component for being arranged on lamp body (2) upper end, the upper snap component include the upper buckle wall that a circle is extended downwardly (30) fixing groove (302) that, the outer peripheral face of the upper buckle wall (30) concaves provided with a circle；The lower snap component includes one Enclose circumferentially spaced provided with multiple steel ball positioning through hole, institute on the lower buckle wall (40) upwardly extended, the lower buckle wall (40) The length that the diameter provided with steel ball (41) and the steel ball (41) in steel ball positioning through hole is more than the steel ball positioning through hole is stated, Telescopic (50) is closely set in the outside of the lower buckle wall (40)；The upper snap component is downwardly into lower snap component When, the telescopic (50) can move up and down logical to drive the steel ball (41) to be positioned along steel ball along the lower buckle wall (40) Hole axle is interior to the fixing groove (302) is caught in.

2. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The upper buckle wall (40) inner side is provided with male plug component, and the male plug component includes the wiring board (61) and plug (60) from top to bottom set gradually, Lamp holder compacting ring (62) is provided between on the inside of the lower end outside of the plug (60) and the upper buckle wall (30).

3. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 2, it is characterised in that：The upper buckle wall (30) with being provided with the first locating piece (303), the plug (60) and the lamp holder pressure above the junction of the wiring board (61) The second locating piece (601) is provided with above the junction of collar (62).

4. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The lower buckle group Jack assemblies are provided with the inside of part, the jack assemblies include being positioned by the outer and interior lamp body compacting ring (72) set gradually, socket Enclose (71) and socket (70)；Socket (70) lower end binding post and the power electric connection in lamp body (2), it is institute to enable the power supply State socket (70) energy supply.

5. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The upper buckle wall (30) outer surface is located at the fixing groove (302) provided with the outstanding pushing block (301) of a circle, the pushing block (301) Lower section, the lower buckle wall (40) is provided with the positioning boss (403) matched with the pushing block.

6. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 5, it is characterised in that：The upper buckle wall (30) outer peripheral face is arranged with sealing ring, and the sealing ring is when snap component is arranged in the lower snap component on described and institute State lower buckle wall (40) contact.

7. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The telescopic (50) upper end inner surface is provided with the septal surface (501) with lower buckle wall formation interval, the bottom of the septal surface (501) be by It is interior to upwardly extending inclined inclined plane outside, the septal surface (501) provides the space that the steel ball is displaced outwardly and simultaneously drives steel Pearl (41) is caught in the fixing groove (302).

8. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The steel ball positioning The inner side opening diameter of through hole is less than outer openings diameter so that the steel ball (41) will not be out of described steel ball positioning through hole Deviate from side.

9. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The telescopic (50) the elastic parts groove provided with accommodating elastic parts (43) between the lower buckle wall (40), the elastic parts upper end is supported Inner surface in telescopic (50), lower end is butted on the outer surface of lower buckle wall (40), the telescopic (50) is had the beginning Eventually back up into trend in situ.

10. a kind of bayonet unit of replaceable electric-torch burner as claimed in claim 1, it is characterised in that：The telescopic (50) lamp neck set (51) and encapsulated set (52) are also arranged with successively outside.