CN209057099U - A kind of power supply having overload protection - Google Patents
A kind of power supply having overload protection Download PDFInfo
- Publication number
- CN209057099U CN209057099U CN201821645184.7U CN201821645184U CN209057099U CN 209057099 U CN209057099 U CN 209057099U CN 201821645184 U CN201821645184 U CN 201821645184U CN 209057099 U CN209057099 U CN 209057099U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- framework
- power supply
- switch
- electromagnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a kind of power supplys for having overload protection, including power supply body, the side of the power supply body is fixedly connected with switch enclosure, and the two sides of switch enclosure offer output end interface and input end interface respectively, the side of the input port is fixedly connected with electromagnet, and connecting rod is fixedly connected at the top of electromagnet, the bottom of switch enclosure inner wall is fixedly connected with framework, the connecting rod runs through framework far from one end of electromagnet and extends to the inside of framework, one end that the connecting rod is located inside framework is fixedly connected with link block, the left side of the electromagnet is fixedly connected with telescopic rod by connector, and sliding block is fixedly connected at the top of telescopic rod, the utility model relates to power-supply device technical fields.The problem of this has the power supply of overload protection, solves existing equipment when overload cut-out closure occurs, and switch shrapnel and switch knob can bear great force, causes to switch switch knob fracture, and switch shrapnel falls off.
Description
Technical field
The utility model relates to power-supply device technical field, specially a kind of power supply for having overload protection.
Background technique
Power supply is the device of power, also referred to as power supply unit to be provided to electronic equipment, such as power generation function turns mechanical energy
Change electric energy into, chemical energy can be converted into electric energy by dry cell, prevent main power line due to overload causes protector to cross cause thermal damage
The overload protection device of installation, overload, which is one, can refer to electrical equipment load excessive than broad word, can also refer to object
The active force of receiving is excessive.To the protection that these behaviors beyond " load " are made, it is referred to as overload protection, in the power supply system for communications
In, the function of causing power-supply device to disconnect power supply automatically because of load excessive is called overload protection.
Prior art effect when doing overload protection to power supply is all pretty good, but when overload cut-out closure occurs, switch
Elastic slice and switch knob can bullet rapidly close and close, switch shrapnel and switch knob can bear great force, in this way can be to switch shrapnel
Huge damage is caused with switch knob, causes to switch switch knob fracture, switch shrapnel falls off, and scraps switch, substantially reduces switch
Service life.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of power supply for having overload protection, solves existing set
Standby when overload cut-out closure occurs, switch shrapnel and switch knob can bear great force, cause to switch switch knob fracture, switch bullet
The problem of piece falls off.
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of electricity having overload protection
Source, including power supply body, the side of the power supply body is fixedly connected with switch enclosure, and the two sides of switch enclosure offer respectively
End interface and input end interface are exported, the side of the input port is fixedly connected with electromagnet, and fixed at the top of electromagnet
It is connected with connecting rod, the bottom of switch enclosure inner wall is fixedly connected with framework, and the connecting rod runs through frame far from one end of electromagnet
Body and the inside for extending to framework, one end that the connecting rod is located inside framework are fixedly connected with link block, the electromagnet
Left side telescopic rod is fixedly connected with by connector, and sliding block is fixedly connected at the top of telescopic rod, a left side for the sliding block
Side is fixedly connected with fixture block, and one end of the fixture block runs through framework and extends to the inside of framework, the bottom of the framework inner wall
It is fixedly connected with the first spring, conducting block, and the fixed company in top of conducting block are fixedly connected at the top of first spring
It is connected to guide rod.
Preferably, the top of the guide rod runs through framework and extends to the outside of framework, is oriented to described in the guide rod
The top of bar is rotatably connected to rotating bar, and the middle part of rotating bar is rotatablely connected by bearing and the inner wall of framework, the axis
It holds and is fixedly connected by connector with output port.
Preferably, one end penetrating switch box of the rotating bar and the outside of switch enclosure is extended to, the one of the rotating bar
End cap is equipped with insulation sleeve, and the surface of switch enclosure offers sliding slot compatible with rotating bar.
Preferably, the right side of the sliding block and be located at telescopic rod surface be fixedly connected with second spring, second bullet
The right end of spring is fixedly connected by connector with electromagnet.
Preferably, the connecting rod, conducting block link block, sliding block and guide rod are metal material,
Preferably, the input end interface and power supply body are electrically connected, and being internally provided with for end interface of output is led
Line, and one end penetrating switch box of conducting wire and the outside for extending to switch enclosure.
Beneficial effect
The utility model provides a kind of power supply for having overload protection.Have it is following the utility model has the advantages that
(1), the power supply for having overload protection, when the overload occurs, the magnetic field that electromagnet generates become larger, between sliding block
Active force start to shrink telescopic rod, drive fixture block to move right, it made no longer to play the role of limit to conducting block, the
Conducting block moves down under the action of one spring and gravity, no longer contacts with link block, the equipment change existing equipment with
The interaction force that magnetic field generates, directly acts on the mode of elastic slice, passes through matching for the first spring, telescopic rod and second spring
Setting is closed, certain cunning buffer function can be played, existing equipment is solved when overload cut-out closure occurs, switch shrapnel and pulls
The problem of button can bear great force, cause to switch switch knob fracture, and switch shrapnel falls off.
(2), the power supply for having overload protection, the device structure is simple, reduces production cost, and it is more convenient to operate, together
When some accessories of switch are all placed in by same vertical space due to the equipment so that the equipment volume is comparatively smaller.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structural schematic diagram inside the utility model switch enclosure；
Fig. 3 is the partial enlarged view in the utility model Fig. 2 at A.
In figure: 1 power supply body, 2 switch enclosures, 3 output end interfaces, 4 input end interfaces, 5 electromagnet, 6 connecting rods, 7 frameworks,
8 link blocks, 9 telescopic rods, 10 sliding blocks, 11 fixture blocks, 12 first springs, 13 conducting blocks, 14 guide rods, 15 rotating bars, 16 bearings, 17
Insulation sleeve, 18 sliding slots, 19 conducting wires, 20 second springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution: as shown in Figure 1；A kind of power supply having overload protection, including power supply sheet
Body 1, the side of power supply body 1 is fixedly connected with switch enclosure 2, and the two sides of switch enclosure 2 offer output 3 He of end interface respectively
Input end interface 4,
As shown in Figures 2 and 3；The side of input port 4 is fixedly connected with electromagnet 5, and fixed company at the top of electromagnet 5
It is connected to connecting rod 6, the bottom of 2 inner wall of switch enclosure is fixedly connected with framework 7, and connecting rod 6 runs through framework far from one end of electromagnet 5
7 and the inside of framework 7 is extended to, one end that connecting rod 6 is located inside framework 7 is fixedly connected with link block 8, a left side for electromagnet 5
Side is fixedly connected with telescopic rod 9 by connector, and the top of telescopic rod 9 is fixedly connected with sliding block 10, the left side of sliding block 10
It is fixedly connected with fixture block 11, one end of fixture block 11 runs through framework 7 and extends to the inside of framework 7, and the bottom of 7 inner wall of framework is fixed
It is connected with the first spring 12, the top of the first spring 12 is fixedly connected with conducting block 13, and the fixed company in top of conducting block 13
It is connected to guide rod 14, the top of guide rod 14 runs through framework 74 and extends to the told guide rod 14 of external orientation bar 14 of framework 7
Top be rotatably connected to rotating bar 15, and the middle part of rotating bar 15 is rotatablely connected by bearing 16 and the inner wall of framework 7, axis
It holds 16 and is fixedly connected with output port 4 by connector, one end penetrating switch box 2 of rotating bar 15 and extend to switch enclosure 2
Outside, one end of rotating bar 15 is arranged with insulation sleeve 17, and when starting pulls downwards insulation sleeve 17 and makes rotating bar 15 with bearing
16 start turning for fulcrum, so that guide rod 14 be driven to move up, conducting block 13 are driven to move up, and squeeze fixture block 11 and slide
Block 10 shrinks telescopic rod 9, and conducting block 13 continues to move up, and when conducting block 13 is contacted with link block 8, fixture block 11 is returned to
Initial position is returned under the action of second spring 20, and the surface of switch enclosure 2 offers sliding slot compatible with rotating bar 15
18, the right side of sliding block 10 and be located at telescopic rod 9 surface be fixedly connected with second spring 20, the right end of second spring 20 passes through company
Fitting is fixedly connected with electromagnet 5, and when overloading, the magnetic field that electromagnet 5 generates becomes larger, with the active force between sliding block 10
Telescopic rod 9 is started to shrink, drives fixture block 11 to move right, it is made no longer to play the role of limit, connecting rod to conducting block 13
6,13 link block 8 of conducting block, sliding block 10 and guide rod 14 are that metal material input end interface 4 electrically connects with power supply body 1
It connects, output end interface 3 is internally provided with conducting wire 19, and one end penetrating switch box 2 of conducting wire 19 and extends to switch enclosure 2
It is external.
When work, insulation sleeve 17 only need to be held, is then pulled downwards so that rotating bar 15 starts to turn with bearing 16 for fulcrum
It is dynamic, so that guide rod 14 be driven to move up, conducting block 13 is driven to move up, squeezing fixture block 11 and sliding block 10 makes telescopic rod 9
It shrinks, conducting block 13 continues to move up, and when conducting block 13 is contacted with link block 8, fixture block 11 is returned in second spring 20
Initial position is returned under effect, power supply is open state at this time, and when the overload occurs, the magnetic field that electromagnet 5 generates becomes larger, with
Active force between sliding block 10 starts to shrink telescopic rod 9, drives fixture block 11 to move right, plays it no longer to conducting block 13
The effect of limit, conducting block 13 moves down under the action of the first spring 12, no longer contacts with link block 8, at this time at power supply
In closed state, this is the whole work process of the equipment.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of power supply for having overload protection, including power supply body (1), it is characterised in that: the side of the power supply body (1) is solid
Surely it is connected with switch enclosure (2), and the two sides of switch enclosure (2) offer output end interface (3) and input end interface (4) respectively,
The side of the input end interface (4) is fixedly connected with electromagnet (5), and is fixedly connected with connecting rod at the top of electromagnet (5)
(6), the bottom of switch enclosure (2) inner wall is fixedly connected with framework (7), and the connecting rod (6) is run through far from the one end of electromagnet (5)
Framework (7) and the inside for extending to framework (7), the connecting rod (6) are located at the internal one end of framework (7) and are fixedly connected with connection
The left side of block (8), the electromagnet (5) is fixedly connected with telescopic rod (9) by connector, and the top of telescopic rod (9) is solid
Surely it is connected with sliding block (10), is fixedly connected with fixture block (11) on the left of the sliding block (10), one end of the fixture block (11) is run through
The bottom of framework (7) and the inside for extending to framework (7), framework (7) inner wall is fixedly connected with the first spring (12), described
It is fixedly connected at the top of first spring (12) conducting block (13), and is fixedly connected with guide rod at the top of conducting block (13)
(14)。
2. a kind of power supply for having overload protection according to claim 1, it is characterised in that: the top of the guide rod (14)
Through framework (74) and extend to the outsides of framework (7), the top rotation connection of the guide rod (14) guide rod (14)
Have rotating bar (15), and the middle part of rotating bar (15) is rotatablely connected by the inner wall of bearing (16) and framework (7), the bearing
(16) it is fixedly connected by connector with output port (4).
3. a kind of power supply for having overload protection according to claim 2, it is characterised in that: one end of the rotating bar (15)
One end of penetrating switch box (2) and the outside for extending to switch enclosure 2, the rotating bar (15) is arranged with insulation sleeve (17), and
The surface of switch enclosure (2) offers and rotating bar (15) compatible sliding slot (18).
4. a kind of power supply for having overload protection according to claim 1, it is characterised in that: the right side of the sliding block (10) and
Be fixedly connected with second spring (20) positioned at the surface of telescopic rod (9), the right end of the second spring (20) by connector with
Electromagnet (5) is fixedly connected.
5. a kind of power supply for having overload protection according to claim 1, it is characterised in that: the connecting rod (6), conducting block
(13) link block (8), sliding block (10) and guide rod (14) are metal material.
6. a kind of power supply for having overload protection according to claim 1, it is characterised in that: the input end interface (4) with
Power supply body (1) is electrically connected, and output end interface (3) is internally provided with conducting wire (19), and one end of conducting wire (19)
Penetrating switch box (2) and the outside for extending to switch enclosure (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821645184.7U CN209057099U (en) | 2018-10-11 | 2018-10-11 | A kind of power supply having overload protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821645184.7U CN209057099U (en) | 2018-10-11 | 2018-10-11 | A kind of power supply having overload protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209057099U true CN209057099U (en) | 2019-07-02 |
Family
ID=67050364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821645184.7U Expired - Fee Related CN209057099U (en) | 2018-10-11 | 2018-10-11 | A kind of power supply having overload protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209057099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111449516A (en) * | 2020-04-16 | 2020-07-28 | 毛学敏 | Lower bucket type water dispenser |
-
2018
- 2018-10-11 CN CN201821645184.7U patent/CN209057099U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111449516A (en) * | 2020-04-16 | 2020-07-28 | 毛学敏 | Lower bucket type water dispenser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205212101U (en) | Electric shock resistant socket | |
| CN209057099U (en) | A kind of power supply having overload protection | |
| CN209486615U (en) | A kind of anti-power failure Data protection services device | |
| CN205542560U (en) | Fuse tripping device of integration vacuum load switch - fuse combined electrical apparatus | |
| CN208174082U (en) | A kind of safe and efficient distribution box | |
| CN112858777B (en) | Ammeter change instrument that does not have a power failure in portable electric-energy metering box | |
| CN207530211U (en) | A kind of plug-in power pack line apparatus of convenient extraction | |
| CN109066322A (en) | A kind of electrical management device based on power line communication technology | |
| CN213184836U (en) | Power line on-off device based on server power-on | |
| CN112858776A (en) | Special equipment for uninterrupted replacement of ammeter in electric energy metering box | |
| CN206893566U (en) | A kind of intelligent breaker with new power taking structure | |
| CN214069586U (en) | Plug-in reactive power compensation device | |
| CN2845137Y (en) | A kind of door switch structure | |
| CN208797277U (en) | A kind of DC power supply panel convenient for connection | |
| CN204332819U (en) | The main output arm puller system of a kind of 40.5kV vacuum circuit-breaker | |
| CN214895471U (en) | Special tool for replacing ammeter in uninterrupted power supply | |
| CN217486224U (en) | Power supply endurance device with box-type structure for important equipment of power plant | |
| CN215599237U (en) | Non-power-off quick meter changing device | |
| CN221447990U (en) | Communication network wiring device | |
| CN202034313U (en) | Shell structure of universal breaker | |
| CN204835096U (en) | But socket of auto -power -off | |
| CN213752564U (en) | Software and hardware combined intelligent reset mechanism | |
| CN208478756U (en) | A kind of sweeper harness quick plug | |
| CN202134439U (en) | Knife switch with chimb | |
| CN214958095U (en) | Distribution box capable of supplying power in time |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190702 Termination date: 20211011 |