CN204760643U - Waterproof fuse holder of power indication - Google Patents

Abstract

The utility model provides a waterproof fuse holder of power indication, includes: a pedestal portion and one end cap, pedestal portion includes a body and a plurality of electrode terminals, the body have an inner chamber wherein the holding have a fuse, end cover portion includes a printing opacity lamp body, a waterproof packing ring and disposes the luminescence unit among the printing opacity lamp body, a plurality of electrode terminals insert with the mode of tight fit and locate the body, these electrode terminals's head end stretches out that the body is used for and power supply circuit electric connection, these electrode terminals's tail end stretches into the inner chamber of body, end cover portion can with the pedestal zonulae occludens of portion, make luminescence unit ability and electrode terminals electric connection in the end cover portion, and then instruct the power supply state of power with power supply circuit electric connection and the luminous action through the luminescence unit, on the other hand, a plurality of electrode terminals s that locate body are inserted through waterproof packing ring with tight fits, a water -proof effects of it is good is provided.

Description

Power supply instruction Water-proof safety silk seat

Technical field

The utility model relates to a kind of fuse holder, particularly a kind of power supply instruction Water-proof safety silk seat with power supply instruction and water-proof function.

Background technology

Damage is caused in order to protect electronic installation or electric equipment not because of the excessive electric current of power supply; usual meeting is at power supply circuit or the mains input side series winding fuse of electric equipment; utilize the characteristic that fuse can melt automatically when the electric current passed through is greater than default value; to cut off the electricity supply in real time supply circuit, realize protection electronic installation or the function of electric equipment.

Because fuse belongs to expendable electric parts, the conveniently replacing of fuse and maintenance, a kind of glass tube fuse is used in large quantities with the fuse holder being exclusively used in glass tube fuse, one specializes in that power extension cord socket that information equipment (such as computer) uses just is equipped with can the fuse holder of mounting glass pipe fuse, known fuse holder only has the function being electrically connected fuse and power circuit, do not have the function of power supply instruction, user cannot know that whether the supply of electric power of power supply is normal; Traditional fuse holder only provides simple water-proof function on the other hand, usually be only provided with at the spiral cover place of fuse holder waterproof washer and, moisture content easily infiltrates the inside of fuse holder from the joining place of fuse holder and electrode terminal, on the other hand, known fuse holder is after unclamping spiral cover, the body of fuse holder still stayed by fuse, and fuse must be taken out the replacing just carrying out fuse by user again, uses comparatively inconvenience.

Utility model content

One of the purpose of this utility model is solving the problems referred to above of known fuse holder, provides a kind of power supply instruction Water-proof safety silk seat with power supply instruction and water-proof function.

One embodiment of the utility model power supply instruction Water-proof safety silk seat, comprise: a pedestal portion and an end cap portions, pedestal portion comprises a body and multiple electrode terminal, body has an inner chamber and is wherein equipped with a fuse, the luminescence unit that end cap portions comprises a printing opacity lamp housing, a waterproof washer and is configured among printing opacity lamp housing; Wherein multiple electrode terminal is inserted in body in friction tight mode, the head end of those electrode terminals stretches out body for being electrically connected with power circuit, the tail end of those electrode terminals stretches into the inner chamber of body, end cap portions can with pedestal portion compact siro spinning technology, make the luminescence unit in end cap portions can be electrically connected with electrode terminal, and then to be electrically connected with power circuit and the light-emission operation passing through luminescence unit indicates the supply of electric power state of power supply, on the other hand, by waterproof washer and the multiple electrode terminals being inserted in body in tight fit mode, provide good waterproof effect.

One embodiment of the utility model power supply instruction Water-proof safety silk seat, wherein pedestal portion comprises a stationary pipes, stationary pipes has conductivity and is fixed on the inner chamber of body tightly, end cap portions comprises one and screws togather pipe, screw togather pipe to be installed in tightly among printing opacity lamp housing, screwing togather pipe can be screwed together mutually with stationary pipes, makes pedestal portion and end cap portions closely combine, and then packing waterproof washer effectively, promote waterproof effect.

One embodiment of the utility model power supply instruction Water-proof safety silk seat, wherein end cap portions comprises a spring, and fuse can be entangled in one end of spring, fuse can be extracted out by body while pulling down end cap portions, can improve the convenience of the fuse that changes the outfit.

Below coordinate graphic described content to be better embodiment for realizing the above-mentioned object of the utility model, embodiment, technical characteristic and effect thereof, and be not used to limit the utility model.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1, is an embodiment structure of the utility model power supply instruction Water-proof safety silk seat, illustrates the structural map section of the pedestal portion after separation and end cap portions;

Fig. 2, is an embodiment structure of the utility model power supply instruction Water-proof safety silk seat, illustrates the structural map section of the pedestal portion after combination and end cap portions;

Fig. 3 is an embodiment structure of the utility model power supply instruction Water-proof safety silk seat, illustrates the structural map section after each portion part decomposition of pedestal portion and end cap portions;

Fig. 4 is the D structure figure of Fig. 3;

Fig. 5 is the equivalent circuit diagram of the utility model power supply instruction Water-proof safety silk seat.

Symbol description

Building A body B end cap portions

10 body 11 blind ends

12 opening 121 first waterproof grooves

13 inner chamber 20 stationary pipes

21 first end 22 second ends

221 internal thread 30 fuses

31 first end 32 second ends

40 printing opacity lamp housing 41 openings

50 luminescence unit 51 resistance

52 luminescence component 53 first pins

54 second pins 60 contact copper sheathing

601 internal diameter wall 61 first ends

62 second end 63 gilled rings

64 second waterproof groove 70 waterproof washers

80 insulating parts 90 screw togather pipe

91 hollow bulb 92 mouths of pipe

93 one end 94 jacks

95 external screw thread P1 first electrode terminals

P2 second electrode terminal P3 third electrode terminal

H1, H2, H3 head end E1, E2, E3 tail end

S spring

Embodiment

Incorporated by reference to consulting Fig. 1 to Fig. 4, wherein depict structure profile diagram and the structure decomposition map of the utility model power supply instruction Water-proof safety silk seat; One embodiment of the utility model power supply instruction Water-proof safety silk seat comprises can the disconnected from each other or pedestal portion A combined an and end cap portions B, Fig. 1 illustrates the replacing that the pedestal portion A after separation and end cap portions B can carry out fuse 30, and Fig. 2 depicts the structure profile diagram after pedestal portion A and end cap portions B combination.Wherein pedestal portion A comprises: a body 10, multiple electrode terminal, stationary pipes 20 and a fuse 30; End cap portions B comprises printing opacity lamp housing 40, luminescence unit 50, contact copper sheathing 60, waterproof washer 70, insulating part 80 and and screws togather pipe 90.

Body 10, for a kind of waterproof there is the assembly of electrical insulating property, body 10 is a kind of front ends is a blind end 11 and the tube element at end with an opening 12, wherein a kind of execution mode manufactures body 10 with plastic ejection moulding technology, body 10 has an inner chamber 13, and the inner side of opening 12 has one first waterproof groove 121.

Multiple electrode terminal, comprise one first electrode terminal P1, one second electrode terminal P2 and a third electrode terminals P 3, these electrode terminals (P1-P3) are inserted in the blind end 11 of body 10 in friction tight mode, the head end (H1-H3) of these electrode terminals (P1-P3) stretches out blind end 11, and the tail end (E1-E3) of these electrode terminals (P1-P3) stretches into the inner chamber 13 of body 10.

Stationary pipes 20 is tube elements that two ends interconnect, there is conductivity and be fixed on the inner chamber 13 of body 10 with coaxial relation tightly, the first end 21 of stationary pipes 20 and the tail end E1 of the first electrode terminal P1 are electrically connected, a kind of execution mode illustrated in figure is that the tail end E1 of the first electrode terminal P1 is plugged in stationary pipes 20, and the second end 22 of stationary pipes 20 has an internal thread 221.

A kind of execution mode of fuse 30 is glass tube fuses, the first end 31 of fuse 30 contacts with the tail end E2 of the second electrode terminal P2 through the inner chamber 13 entering body 10 after stationary pipes 20 and forms electrical connection, and the second end 32 of fuse 30 exposes the opening 12 of body 10.

Printing opacity lamp housing 40, for the light-transmissive tubular element that the other end has an opening 41 is closed in one end, wherein a kind of execution mode is the plastic material manufacture adopting printing opacity; Luminescence unit 50 is configurable in printing opacity lamp housing 40, luminescence unit 50 comprises resistance 51, one luminescence component 52 (can be light-emitting diode-LED or bulb), one first pin 53 and one second pin 54 of series connection, and luminescence unit 50 can utilize the first pin 53 and the second pin 54 to be connected in series (see Fig. 5) with power circuit and then drive luminescence component 52 to light; In an embodiment of the present utility model, a wherein pin of resistance 51 and a wherein pin of luminescence component 52 link, another pin of luminescence component 52 is as the first pin 53 of luminescence unit 50, and another pin of resistance 51 is as the second pin 54 of luminescence unit 50.

One embodiment of contact copper sheathing 60 is that two ends interconnect and have the tube element of conductivity, the first end 61 of contact copper sheathing 60 is fixed on the internal diameter wall of the opening 41 of printing opacity lamp housing 40 tightly with coaxial relation, the contact internal diameter wall 601 of copper sheathing 60 contacts to be formed with the first pin 53 of luminescence unit 50 and is electrically connected, second end 62 of contact copper sheathing 60 may correspond to the opening 12 inserting body 10 and arrives an active position, order contact copper sheathing 60 contacts to be formed with the tail end E3 of third electrode terminals P 3 and is electrically connected (see Fig. 2), the middle section position of contact copper sheathing 60 has a gilled rings 63 of the external diameter wall being surrounded on contact copper sheathing 60 and one second waterproof groove 64 of next-door neighbour's gilled rings 63.Waterproof washer 70 is sheathed on the external diameter of contact copper sheathing 60 with friction tight relation and is sticked in the second waterproof groove 64, and corresponding with the position of the first waterproof groove 121.

One embodiment of insulating part 80 is that two ends interconnect and have the tube element of electrical insulating property, wherein a kind of execution mode adopts plastic material to manufacture insulating part 80, insulating part 80 is sheathed on the internal diameter wall 601 of contact copper sheathing 60 tightly with coaxial relation, and the first pin 53 of luminescence unit 50 is fixed between insulating part 80 and contact copper sheathing 60.

The embodiment screwing togather pipe 90 is the tube element of conductivity, screw togather the mouth of pipe 92 that pipe 90 has hollow bulb 91 and is communicated with hollow bulb 91, screw togather pipe 90 is sheathed on insulating part 80 tightly internal diameter wall with coaxial relation, second pin 54 of one end 93 and luminescence unit 50 of screwing togather pipe 90 is electrically connected (can directly weld), one of execution mode of the present utility model be screw togather pipe 90 be provided with one jack 94 for the second pin 54 grafting maybe can be aided with scolding tin formed be electrically connected, the hollow bulb 91 screwing togather pipe 90 is provided with a spring S and can be electrically connected with the second end 32 of fuse 30, wherein a kind of execution mode is the second end 32 entangling fuse 30 with spring S, when changing fuse 30, fuse 30 can be extracted out by body while pulling down end cap portions B, the convenience of the fuse 30 that changes the outfit can be improved, one end of spring S contacts to be formed with the madial wall screwing togather pipe 90 and is electrically connected, be preferably the madial wall (mode of establishing by welding or card realizes) being fixed on one end of spring S and screwing togather pipe 90, screw togather pipe 90 to be provided with an external screw thread 95 at the external diameter of the mouth of pipe 92 and can to screw togather mutually with the internal thread 221 of the second end 22 of stationary pipes 20, can the second end 62 of contact copper sheathing 60 be driven to aforesaid active position, order contact copper sheathing 60 contacts to be formed with the tail end E3 of third electrode terminals P 3 and is electrically connected, with season contact the second waterproof groove 64 of copper sheathing 60 and body 10 the first waterproof groove 121 can closely with waterproof washer 70 packing, promote waterproof effect.

Above-described embodiment and/or execution mode, only in order to the preferred embodiment and/or the execution mode that realize the utility model technology to be described, not any pro forma restriction is done to the execution mode of the utility model technology, anyly have the knack of alike operator, do not departing from the scope of the technological means disclosed in the utility model content, when doing a little change or be modified to the embodiment of other equivalence, but the technology identical with the utility model essence or embodiment must be considered as.

Claims (9)

1. a power supply instruction Water-proof safety silk seat comprises: it is characterized in that, a pedestal portion and an end cap portions;

This pedestal portion comprises a body, one first electrode terminal, one second electrode terminal, one third electrode terminal and a stationary pipes, this body is a kind of front end is a blind end and the tube element at end with an opening, this body has an inner chamber and is wherein equipped with a fuse, the inner side of this opening has one first waterproof groove, those electrode terminals are inserted in this body in friction tight mode, the head end of those electrode terminals stretches out this body, the tail end of those electrode terminals stretches into this inner chamber of this body, this stationary pipes is the tube element that two ends interconnect, this stationary pipes has conductivity and is fixed on this inner chamber of this body with coaxial relation tightly, one first end of this stationary pipes and this tail end of this first electrode terminal are electrically connected, one first end of this fuse contacts with the tail end of the second electrode terminal and forms electrical connection, one second end of this fuse exposes this opening of this body,

End cap portions comprises a printing opacity lamp housing, the luminescence unit, be configured among printing opacity lamp housing contacts copper sheathing, a waterproof washer, an insulating part and screw togather pipe; Printing opacity lamp housing is the light-transmissive tubular element that one end closes that the other end has an opening, and this luminescence unit comprises a luminescence component, one first pin and one second pin;

Contact copper sheathing is a kind of tube element with conductivity, one first end of contact copper sheathing is fixed on the internal diameter wall of this opening of this printing opacity lamp housing tightly with coaxial relation, the internal diameter wall of this contact copper sheathing contacts to be formed with this first pin and is electrically connected, one second end of this contact copper sheathing may correspond to this opening inserting this body and arrives an active position, and this contact copper sheathing has a gilled rings of the external diameter wall being surrounded on this contact copper sheathing and one second waterproof groove of this gilled rings of next-door neighbour; This waterproof washer is sheathed on the external diameter of this contact copper sheathing with friction tight relation and is sticked in this second waterproof groove, and corresponding with the position of this first waterproof groove;

This insulating part is a kind of tube element with electrical insulating property, and this insulating part is sheathed on the internal diameter wall of this contact copper sheathing tightly with coaxial relation, and is fixed between this insulating part and this contact copper sheathing by this first pin;

Screwing togather pipe is a kind of tube element with conductivity, this screws togather the mouth of pipe that pipe has a hollow bulb and is communicated with this hollow bulb, this screws togather pipe is sheathed on this insulating part tightly internal diameter wall with coaxial relation, this screws togather one end of pipe and this second pin is electrically connected, this this hollow bulb screwing togather pipe is provided with a spring and can be electrically connected with this second end of this fuse, the madial wall that one end and this of this spring screw togather pipe contacts to be formed and is electrically connected, this screws togather pipe and is provided with an external screw thread at the external diameter of this mouth of pipe and can screws togather mutually with the internal thread of this stationary pipes, in order to this second end band of this contact copper sheathing is moved to this active position, this contact copper sheathing is made to contact to be formed with the tail end of this third electrode terminal and be electrically connected.

2. power supply instruction Water-proof safety silk seat according to claim 1, it is characterized in that, this fuse is glass tube fuse.

3. power supply instruction Water-proof safety silk seat according to claim 1, it is characterized in that, those electrode terminals are inserted in this blind end of this body in friction tight mode.

4. power supply instruction Water-proof safety silk seat according to claim 1, it is characterized in that, this luminescence unit comprises a resistance and connects with this luminescence component.

5. power supply according to claim 4 instruction Water-proof safety silk seat, is characterized in that, this luminescence component can be light-emitting diode and bulb wherein any one.

6. power supply instruction Water-proof safety silk seat according to claim 1, it is characterized in that, this screws togather pipe and is provided with a jack for this second pin grafting formation electric connection.

7. power supply according to claim 1 instruction Water-proof safety silk seat, is characterized in that, this screws togather one end of pipe and this second pin welding and is formed and be electrically connected.

8. power supply instruction Water-proof safety silk seat according to claim 1, it is characterized in that, one end of this spring is fixed on the madial wall that this screws togather pipe, and the other end of this spring can entangle this second end of this fuse.

9. power supply instruction Water-proof safety silk seat according to claim 8, it is characterized in that, one end of this spring is welding or is arranged in the madial wall that this screws togather pipe.