CN2641909Y

CN2641909Y - Power source shell able to regulate volumn

Info

Publication number: CN2641909Y
Application number: CNU03263322XU
Authority: CN
Inventors: 温丽慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-05-28
Filing date: 2003-05-28
Publication date: 2004-09-15
Anticipated expiration: 2013-05-28

Abstract

The utility model relates to a power supply shell with adjustable cubage. A distribution device component is provided with good radiating effect, convenience, and is fit for various power supply parameters and can lower the storage and transportation costs. The utility model comprises a first shell and a second shell. The first shell consists of a motherboard which forms a chamber, a rampart which circles the circumference of the motherboard, and a orientation component; the second shell consists of a crest slab, a rampart which circles the circumference of the crest slab, and a orientation component; the second shell is nested on the first shell by the relative shift of the inner wall of the rampart. The first and the second shell are positioned by the orientation protruding block choosing a corresponding one of a plurality of relative orientation components of the orientation holes for clamping each other.

Description

The power supply shells of adjustable volume

Technical field

The utility model belongs to the power supply shells of power distribution equipment parts, particularly a kind of adjustable volume.

Background technology

Known transformer box system is made of last box and lower cover, on close lower edge and be provided with the barb that plural number protrudes.The lower cover edge is provided with the required relatively combined hole of going up box lower edge barb of plural number, and lower cover both sides inner edge is respectively equipped with the strip bossy body that forms guide groove with the lower cover both sides of the edge.The barb of box and lower cover combined hole fasten in the utilization, box and lower cover are fastened be one, and upward the both sides lower edge of box can be positioned in the guide groove of lower cover.

The transformer box of commonly using understands producing heat and causing temperature rise in use in its box.Heal greatly when the volume of transformer box, temperature rise is just lower; If volume is littler, then temperature rise just raises; And when volume was made greatly, though can increase the ampere number and reduce the temperature rise situation, only the volume of transformer box increased, and then increases shipment and delivery cost, the storage area of transformer box relatively.Especially in the market electronic product is all emphasized short and small frivolously, easy to carry, and its transformer often produces the situation of high temperature in design because of internal capacity is too little, therefore, necessity of improvement transformer box structure is arranged in fact.

Summary of the invention

The purpose of this utility model provide a kind of good heat dissipation effect, easy to carry, be applicable to the different electrical power parameter, reduce the power supply shells of the adjustable volume of carrying cost.

The utility model comprises first housing and second housing; First housing system is made of base plate that forms room and the ring wall that is surrounded on the base plate periphery, and is provided with align member; Second housing is made of top board and the ring wall that is surrounded on the top board periphery, and is provided with align member; Second housing relatively moves with its ring wall inwall and is sleeved on first housing, first and second housing think the align member of locating convex block select with its corresponding several for the location hole align member one of engage the location mutually.

Wherein:

The ring wall of first housing is provided with for second housing and relatively moves fit so that second housing and the outer wall of first housing form the prolongation wall on concordant outer surface/composition surface.

System is located at the second housing ring wall for the align member of projection; For the align member system of counting location hole is located on the differing heights layer of first housing prolongation wall.

The second girdle wall is provided with several and extends the several casting dies that are convexly equipped with towards first housing direction.

The first housing ring wall inwall is provided with number and uses the guide groove that number casting die on second housing is located in guiding.

Be convexly set in top in the guide groove of first housing for the align member of projection system; For the align member system of number location holes is located on the casting die and lays respectively on the differing heights.

The first housing room content is provided with electronic component.

Electronic component be provided be located at second housing on corresponding and crimping of casting die or the switch that leaves.

Electronic component is provided with photoelectric cell; The casting die both sides are provided with the photoelectric cell sensing of electronic component and do not have shield/detector that change power output, voltage, electric current, combined type variation are used in the variation of section/multistage.

Electronic component is the slidingtype variable resistor; Shield is not used the slidingtype variable resistor pull bar that changes power output, voltage, electric current, combined type variation for having the section variation with the electronic component work.

Because the utility model comprises first housing and second housing; First housing system is made of base plate that forms room and the ring wall that is surrounded on the base plate periphery, and is provided with align member; Second housing is made of top board and the ring wall that is surrounded on the top board periphery, and is provided with align member; Second housing relatively moves with its ring wall inwall and is sleeved on first housing, first and second housing think the align member of locating convex block select with its corresponding several for the location hole align member one of engage the location mutually.During combination, second housing is sleeved on the ring wall of first housing with its ring wall, and make on second housing align member and the first housing ring wall align member select to engage the location, second housing is sleeved on first housing with certain position, can changes the volume that first and second housing forms in conjunction with the back; When align member on second housing engages with the first housing align member when being positioned the higher position, just can make the bigger volume of formation between second housing and first housing; When align member on second housing engages with the first housing align member when being positioned lower position, just can make the less volume of formation between second housing and first housing; Use and guarantee safety and make less heat that electronic component produced under smaller power or off-position be issued to thermolysis to use and guarantee safety so that the big heat that electronic component is produced under more high-power or "on" position can be issued to thermolysis at big volume at less volume.Good heat dissipation effect, easy to carry not only, and be applicable to the different electrical power parameter, reduce carrying cost, thereby reach the purpose of this utility model.

Description of drawings

Fig. 1, be the utility model embodiment one decomposition texture schematic isometric.

Fig. 2, be the utility model embodiment one structural representation cutaway view.

Fig. 3, be A-A cutaway view among Fig. 2.

Fig. 4, be A-A cutaway view (forming less volume) among Fig. 2.

Fig. 5, be the utility model embodiment two decomposition texture schematic isometric.

Fig. 6, be the utility model embodiment two structural representation cutaway views.

Fig. 7, for the utility model embodiment two structural representation cutaway views (forming less volume).

Embodiment

Embodiment one

As shown in Figure 1, the utility model comprises first housing 1, relatively moving is sleeved on second housing 2 on first housing 1, is located at several casting dies 22 and electronic component 3 on second housing 2.

But first housing 1 is to be made of base plate 11 that forms the ccontaining room 10 of electronic component 3 and the ring wall 12 that is surrounded on base plate 11 peripheries, ring wall 12 is provided with the prolongation wall 13 for second housing, 2 fits, is respectively equipped with several align members 14 for recessed location hole on the differing heights layer of ring wall 12 or prolongation wall 13; Inwall in ring wall 12 is provided with several guide grooves 15 that number casting die 22 on second housing 2 is located in guiding of using.

Second housing 2 is made of top board and the ring wall 20 that is surrounded on the top board periphery, corresponding also can the subsides along the ring wall 12 of first housing 1 of the inwall of ring wall 20 relatively moves, be preferably corresponding and can paste and relatively move along the prolongation wall 13 of first housing 1, forming preferable guide function, and can make second housing 2 form concordant outer surface or composition surface with the outer wall of first housing 1.The ring wall 20 of second housing 2 is provided with several and is the align member 21 of convex body, number align members 14 corresponding and mutual engagings location on the sustained height layer of several align members 21 and first housing 1.

Number casting die 22 is convexly equipped with for the ring wall 20 by second housing 2 extends towards first housing direction, also can be the Contraband shape body of rod that fixedly is mounted on second housing 2 ring walls, 20 inwalls and extends protrusion towards first housing, 1 direction.

Electronic component 3 is to insert in the room 10 of first housing 1 and between first and second housing 1,2 of fit, electronic component 3 comprises general transformer/coil groups, circuit board and is the related elements of switch 31 etc., and switch 31 has and increases/reduce power, electric current or or the function of energising/outage.

During combination, as Fig. 2, Fig. 3, shown in Figure 4, second housing 2 is sleeved on the ring wall 12 of first housing 1 with its ring wall 20 or prolongs on the wall 13, guide groove 15 guidings of first housing, 1 ring wall, 12 inwalls, limit number casting die 22 moves towards first housing, 1 direction, and make align member 21 and first housing, 1 ring wall 12 on it or prolong that number align members 14 engage the location on the sustained height layer of wall 13, second housing 2 is sleeved on first housing 1 with certain position, number casting die 22 extends the protruding end towards first housing, 1 direction and stretches in the room 10 of first housing 1, and but crimping or leave is located in the switch 31 of the electronic component 3 in first housing, 1 room 10, in order to cut-out/conducting, change power output, voltage or electric current, open and close to form, switch current, the function of voltage or power, so, can change volume of the present utility model to reach the effect that reduces temperature rise and improve thermal diffusivity.

As shown in Figure 3, when align member 21 on second housing 2 and first housing, 1 ring wall 12 or prolong that number align members 14 engage the location on the high height layer of wall 13, just can make the bigger volume of formation between second housing 2 and first housing 1, and be located at the switch 31 that several casting dies 22 on second housing 2 leave electronic component 3, use and guarantee safety so that the big heat that electronic component is produced under more high-power or "on" position can be issued to thermolysis at big volume.

As shown in Figure 4, when align member 21 on second housing 2 and first housing, 1 ring wall 12 or prolong that number align members 14 engage the location on the lower height layer of wall 13, just can make the less volume of formation between second housing 2 and first housing, and be located at the switch 31 of the several casting dies 22 crimping electronic components 3 on second housing 2, use and guarantee safety so that the less heat that electronic component is produced under smaller power or off-position can be issued to thermolysis at less volume.

Embodiment two

As shown in Figure 5, the utility model comprises the first housing 1a, relatively moving is sleeved on the second housing 2a on the first housing 1a, is located at several casting die 22a and electronic component 3a on the second housing 2a.

But first housing 1a system is made of base plate 11a that forms the ccontaining room 10a of electronic component 3a and the ring wall 12a that is surrounded on base plate 11a periphery, and ring wall 12a is provided with the prolongation wall 13a of the confession second housing 2a fit; Inwall in ring wall 12a is provided with several guide groove 15a that the upward several casting die 22a of the second housing 2a are located in guiding that use; Be the align member 14a of projection in what guide groove 15a convex was set in the top.

The second housing 2a is made of top board and the ring wall 20a that is surrounded on the top board periphery, corresponding also can the subsides along the ring wall 12a of the first housing 1a of the inwall of ring wall 20a relatively moves, be preferably corresponding and can paste and relatively move along the prolongation wall 13a of the first housing 1a, forming preferable guide function, and can make the second housing 2a form concordant outer surface or composition surface with the outer wall of the first housing 1a.

Number casting die 22a is convexly equipped with for the ring wall 20a by the second housing 2a extends towards first housing direction, also can be the Contraband shape body of rod that fixedly is mounted on the second housing 2a ring wall 20a inwall and extends protrusion towards the first housing 1a direction; Number casting die 22a are provided with to lay respectively at and be severals align member 21a of location hole on the differing heights, and corresponding with align member 14a in the first housing 1a guide groove the 15a respectively and engaging of number align members 21 is located; Casting die 22a both sides are provided with and are the shield 23a of slidingtype variable resistor pull bar or other detectors 24a.

Electronic component 3a system inserts in the room 10a of the first housing 1a and between first and second housing 1a, the 2a of fit, electronic component 3a comprises general transformer/coil groups, circuit board and is the related elements of the switch 31a of ON/OFF switch, photoelectric cell 32a, slidingtype variable resistor etc., switch 31a have increase/reduce power, electric current or or the function of energising/outage; Photoelectric cell 32a can be the slidingtype variable resistor, and can form nothing section or multistage variation with shield 23a, detector 24a sensing, in order to change the switch that power output, voltage, electric current or combined type change.

During combination, as Fig. 6, shown in Figure 7, the second housing 2a is sleeved on the ring wall 12a of the first housing 1a with its ring wall 20a or prolongs on the wall 13a, the guide groove 15a guiding of the first housing 1a ring wall 12a inwall, limit number casting die 22a moves towards the first housing 1a direction, and order is arranged in, and one of number align member 14a engages the location with the first housing 1a guide groove 15a align member 14a on the differing heights, the second housing 2a is sleeved on the first housing 1a with certain position, and making number casting die 22a extend the protruding end towards the first housing 1a direction stretches in the room 10a of the first housing 1a, but and crimping or leave to be located in electronic component 3a in the first housing 1a room 10a be the switch 31a of ON/OFF switch or do not have section or multistage variation by the photoelectric cell 32a sensing of shield 23a and detector 24a and electronic component 3a, therefore, electronic component 3a can produce the ON/OFF action or change power output, voltage, electric current or combined type change.

As shown in Figure 6, when the second housing 2a is mobile up, be located at the align member 21a that is positioned at lower height on the last number of the second housing 2a casting die 22a and engage the location with the first housing 1a guide groove 15a align member 14a, just can make the bigger volume of formation between the second housing 2a and the first housing 1a, and be located at the switch 31a that several casting die 22a on the second housing 2a leave electronic component 3a, and do not have section or multistage changes by the photoelectric cell 32a sensing of shield 23a and detector 24a and electronic component 3a, use and guarantee safety so that the big heat that electronic component 3a is produced under more high-power or "on" position can be issued to thermolysis at big volume.

As shown in Figure 7, when the second housing 2a is mobile down, be located at the align member 21a that is positioned at high height on the last number of the second housing 2a casting die 22a and engage the location with the first housing 1a guide groove 15a align member 14a, just can make the less volume of formation between the second housing 2a and the first housing 1a, and be located at the switch 31a of the several casting die 22a crimping electronic component 3a on the second housing 2a, and do not have section or multistage changes by the photoelectric cell 32a sensing of shield 23a and detector 24a and electronic component 3a, use and guarantee safety so that the less heat that electronic component 3a is produced under smaller power or off-position can be issued to thermolysis at less volume.

Claims

1, a kind of power supply shells of adjustable volume, it comprises first housing and is sleeved on second housing on first housing; It is characterized in that described first housing system is made of base plate that forms room and the ring wall that is surrounded on the base plate periphery, and be provided with align member; Second housing is made of top board and the ring wall that is surrounded on the top board periphery, and is provided with align member; Second housing relatively moves with its ring wall inwall and is sleeved on first housing, first and second housing think the align member of locating convex block select with its corresponding several for the location hole align member one of engage the location mutually.

2, the power supply shells of adjustable volume according to claim 1, the ring wall that it is characterized in that described first housing are provided with for second housing and relatively move fit so that second housing and the outer wall of first housing form the prolongation wall on concordant outer surface/composition surface.

3, the power supply shells of adjustable volume according to claim 1 and 2 is characterized in that described align member system for projection is located at the second housing ring wall; For the align member system of counting location hole is located on the differing heights layer of first housing prolongation wall.

4, the power supply shells of adjustable volume according to claim 1 is characterized in that the described second girdle wall is provided with several and extends the several casting dies that are convexly equipped with towards first housing direction.

5, the power supply shells of adjustable volume according to claim 4 is characterized in that the described first housing ring wall inwall is provided with number and uses the guide groove that number casting die on second housing is located in guiding.

6,, it is characterized in that described align member system for projection is convexly set in the interior top of guide groove of first housing according to the power supply shells of claim 1,4 or 5 described adjustable volume; For the align member system of number location holes is located on the casting die and lays respectively on the differing heights.

7, the power supply shells of adjustable volume according to claim 1 is characterized in that the described first housing room content is provided with electronic component.

8, according to the power supply shells of claim 4 or 7 described adjustable volume, it is characterized in that described electronic component be provided be located at second housing on corresponding and crimping of casting die or the switch that leaves.

9,, it is characterized in that described electronic component is provided with photoelectric cell according to the power supply shells of claim 4 or 7 described adjustable volume; The casting die both sides are provided with the photoelectric cell sensing of electronic component and do not have shield/detector that change power output, voltage, electric current, combined type variation are used in the variation of section/multistage.

10, the power supply shells of adjustable volume according to claim 9 is characterized in that described electronic component is the slidingtype variable resistor; Shield is not used the slidingtype variable resistor pull bar that changes power output, voltage, electric current, combined type variation for having the section variation with the electronic component work.