CN209419201U - Battery open circuit protective device - Google Patents
Battery open circuit protective device Download PDFInfo
- Publication number
- CN209419201U CN209419201U CN201920229972.6U CN201920229972U CN209419201U CN 209419201 U CN209419201 U CN 209419201U CN 201920229972 U CN201920229972 U CN 201920229972U CN 209419201 U CN209419201 U CN 209419201U
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- Prior art keywords
- radiator
- battery
- open circuit
- diode
- protective device
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Abstract
The utility model discloses a kind of battery open circuit protective device, the utility model includes diode by the battery open circuit protective device, and the cathode of the diode is used to connect with the anode of battery, and the anode of the diode is connect with the cathode of the battery；And radiator, the radiator includes anode radiator and cathode radiator, for being the diode radiating；The battery open circuit protective device is attempted by single battery; start when the battery open circuit or emptying capacity, to be bypassed by the electric current of the battery, guarantees that entire battery pack continues externally electric discharge; need not control can be realized no-delay afterflow, improve the reliability of entire battery pack.
Description
Technical field
The utility model relates to electronic technology field more particularly to a kind of battery open circuit protective devices.
Background technique
Currently, the places such as substation, communication base station and power plant all use DC power supply as its backup power supply, voltage class
For DC220V or DC110V, so battery group is composed in series by multiple batteries.All protective devices are all made of direct current supply,
If direct current system goes wrong, all protective devices will fail, and cause an immeasurable loss.And battery group is as straight
The core in galvanic electricity source, aobvious is especially important.
What present price section battery group used is chemical cell, and the overwhelming majority is lead-acid battery；Battery is in the mistake used
Cheng Zhong, over time, the performance of battery can change a lot, and due to the discreteness of battery, be easy to appear certain
The problem of battery premature failure, or even will appear battery open circuit phenomenon, if a battery breaks down, it will lead to whole group electricity
Serious economic loss is brought without supplying power for outside in pond.
Above content is only used for auxiliary and understands the technical solution of the utility model, does not represent and recognizes that above content is existing
Technology.
Utility model content
The main purpose of the utility model is to provide a kind of battery open circuit protective devices, it is intended to solve single in the prior art
Battery open circuit cause entire battery pack can not supplying power for outside the technical issues of.
To achieve the above object, the utility model provides a kind of battery open circuit protective device, the battery open circuit protection dress
It sets and includes:
Diode, the cathode of the diode are used to connect with the anode of battery, the anode of the diode and the electricity
The cathode in pond connects；And
Radiator, the radiator includes anode radiator and cathode radiator, for being the diode radiating.
Preferably, the diode is chip diode.
Preferably, the cathode radiator or anode radiator have opened up ring-shaped groove, and the ring-shaped groove is for placing
The chip diode.
Preferably, the battery open circuit protective device further includes elastic crimping device, for being dissipated by the fixed anode
Hot device and the fixed chip diode of the cathode radiator.
Preferably, the elastic crimping device includes crimping screw and insulating sheath, the anode radiator or the yin
Screw fixing hole or through-hole are opened up on the radiator of pole respectively, on the crimping turnbuckle insulating sheath pass through the through-hole and
The screw fixing hole is fixed.
Preferably, the elastic crimping device further includes high-strength spring, and the high-strength spring is set to the crimping
Between screw and the insulating sheath, and pass through the crimping screw.
Preferably, insulating barrier is set between the anode radiator and the cathode radiator.
Preferably, the battery open circuit protective device further includes fuse, and the fuse is for being set to two pole
Between pipe and the battery.
The utility model includes diode by the battery open circuit protective device, and the cathode of the diode is used for and electricity
The anode connection in pond, the anode of the diode are connect with the cathode of the battery；And radiator, the radiator include sun
Pole radiator and cathode radiator, for being the diode radiating；The battery open circuit protective device is attempted by single only electricity
Chi Shang starts when the battery open circuit or emptying capacity, to be bypassed by the electric current of the battery, guarantees entire battery pack
Continue externally electric discharge, no-delay afterflow can be realized without control, improve the reliability of entire battery pack.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is a kind of schematic perspective view of one embodiment of battery open circuit protective device of the utility model；
Fig. 2 is a kind of the schematic diagram of the section structure of one embodiment of battery open circuit protective device of the utility model.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Diode | 30 | Insulating sheath |
| 210 | Anode radiator | 40 | Screw fixing hole |
| 220 | Cathode radiator | 50 | Through-hole |
| 10 | Ring-shaped groove | 60 | High-strength spring |
| 20 | Crimp screw | 70 | Insulating barrier |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model provides a kind of battery open circuit protective device, and referring to Fig.1, Fig. 1 is that a kind of battery of the utility model is opened
The schematic perspective view of one embodiment of line protection device.In one embodiment, the battery open circuit protective device is for protecting
Battery, comprising: diode 100, the cathode of the diode are used to connect with the anode of battery, the anode of the diode and institute
State the cathode connection of battery；And radiator, the radiator include anode radiator 210 and cathode radiator 220, are used for
For the diode radiating.
In the concrete realization, the upper battery open-circuit protecting device in parallel of each single battery in series-connected cell group,
When single battery open circuit or emptying capacity, which can be used as bypass and realizes no-delay afterflow, improve the reliable of battery pack
Property.
It should be noted that diode 100 described in the present embodiment is chip diode, anti-impact small using forward voltage drop
Hit the strong chip diode chip of power；The nominal current of diode is chosen by 2 times of steady-state current, the dash current of diode
It is chosen by 15 times of steady-state current, may be implemented to realize maximum current-carrying capacity with the smallest volume by chip diode.
The radiator radiates when being connected for diode 100, and anode radiator 210 is directly right with cathode radiator 220
Diode chip is crimped, and the volume of whole device is greatly reduced.The material of the radiator can be aluminium sheet, copper sheet
Or magnesium plate etc., the present embodiment is without restriction to this.Because diode 100 be chip diode, in order to make chip diode with
Radiator carries out well compressed, needs to carry out specially treated to radiator.
Referring to Fig. 2, Fig. 2 is a kind of the schematic diagram of the section structure of one embodiment of battery open circuit protective device of the utility model.
Specifically, ring-shaped groove 10, the ring-shaped groove 10 have been opened up in cathode radiator 220 or anode radiator 210
For placing the chip diode, the insulation cushion rubber of chip diode can be avoided by ring-shaped groove 10, so that sheet two
Pole pipe can be preferably bonded with radiator.
Further, the battery open circuit protective device includes elastic crimping device, for being dissipated by the fixed anode
Hot device 210 and the fixed chip diode of the cathode radiator 220.
It should be understood that elastic crimping device carries out crimping fixation by two radiators to chip diode, can make
The two poles of the earth of chip diode come into full contact with two radiators respectively, two radiators are become two electricity of chip diode
Pole becomes two sheet heat radiators the lead of two pole of diode.
Specifically, the elastic crimping device includes crimping screw 20 and insulating sheath 30, the anode radiator 210 or
Screw fixing hole 40 or through-hole 50 are opened up on the cathode radiator 220 respectively, the crimping screw 20 puts on the insulation shield
Set 30 passes through the through-hole 50 and the screw fixing hole 40 is fixed.
It should be noted that if having opened up ring-shaped groove 10 on anode radiator 210, then on anode radiator 210
Screw fixing hole 40 is opened up, through-hole 50 is opened up on cathode radiator 220, if having opened up annular ditch on cathode radiator 220
Slot 10 then opens up screw fixing hole 40 on cathode radiator 220, and through-hole 50, the present embodiment are opened up on anode radiator 210
It is without restriction to this.
Further, the elastic crimping device further includes high-strength spring 60, and the high-strength spring 60 is set to institute
It states between crimping screw 20 and the insulating sheath 30, and passes through the crimping screw 20.
It is to be appreciated that high-strength spring 60 may insure when expanding with heat and contract with cold, the two poles of the earth of diode are still dissipated with two
Hot device comes into full contact with, and crimping screw 20 is put on insulating sheath 30 again and be fixed by high-strength spring 60, efficiently solve because
The problem of being crimped loosely caused by expanding with heat and contract with cold.
In the concrete realization, insulating barrier 70 is set between the anode radiator 210 and the cathode radiator 220,
Insulation on two between radiator, the insulating barrier 70 can be insulation glass-fiber-plate or epoxy resin board, the present embodiment
It is without restriction to this.
Further, the battery open circuit protective device further includes fuse, and the fuse is for being set to described two
Between pole pipe and the battery, be serially connected in circuit, when the appearance such as diode or radiator are extremely short-circuit can with disconnecting circuit,
To protect battery and battery open circuit protective device.
Further, the battery open circuit protective device further includes fan, and the fan is for reinforcing heat dissipation.
Further, the battery open circuit protective device further includes detection circuit, the detection circuit be used for voltage into
Row measurement, exports warning message in battery open circuit, to remind staff's Quick overhaul.
The utility model includes diode by the battery open circuit protective device, and the cathode of the diode is used for and electricity
The anode connection in pond, the anode of the diode are connect with the cathode of the battery；And radiator, the radiator include sun
Pole radiator and cathode radiator, for being the diode radiating；The battery open circuit protective device is attempted by single only electricity
Chi Shang starts when the battery open circuit or emptying capacity, to be bypassed by the electric current of the battery, guarantees entire battery pack
Continue externally electric discharge, no-delay afterflow can be realized without control, improve the reliability of entire battery pack.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (8)
1. a kind of battery open circuit protective device, for protecting battery, which is characterized in that the battery open circuit protective device includes:
Diode, the cathode of the diode are used to connect with the anode of battery, the anode of the diode and the battery
Cathode connection；And
Radiator, the radiator includes anode radiator and cathode radiator, for being the diode radiating.
2. battery open circuit protective device as described in claim 1, which is characterized in that the diode is chip diode.
3. battery open circuit protective device as claimed in claim 2, which is characterized in that the cathode radiator or anode radiator
Ring-shaped groove is opened up, the ring-shaped groove is for placing the chip diode.
4. battery open circuit protective device as claimed in claim 3, which is characterized in that the battery open circuit protective device further includes
Elastic crimping device, for passing through the fixed anode radiator and the fixed chip diode of the cathode radiator.
5. battery open circuit protective device as claimed in claim 4, which is characterized in that the elastic crimping device includes crimping spiral shell
Silk and insulating sheath open up screw fixing hole or through-hole, the pressure on the anode radiator or the cathode radiator respectively
The insulating sheath on turnbuckle is connect to be fixed across the through-hole and the screw fixing hole.
6. battery open circuit protective device as claimed in claim 5, which is characterized in that the elastic crimping device further includes high-strength
Spring is spent, the high-strength spring is set between the crimping screw and the insulating sheath, and passes through the crimping screw.
7. such as battery open circuit protective device described in any one of claims 1 to 6, which is characterized in that the anode radiator
Insulating barrier is set between the cathode radiator.
8. such as battery open circuit protective device described in any one of claims 1 to 6, which is characterized in that the battery open circuit is protected
Protection unit further includes fuse, and the fuse is for being set between the diode and the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920229972.6U CN209419201U (en) | 2019-02-22 | 2019-02-22 | Battery open circuit protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920229972.6U CN209419201U (en) | 2019-02-22 | 2019-02-22 | Battery open circuit protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209419201U true CN209419201U (en) | 2019-09-20 |
Family
ID=67945165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920229972.6U Active CN209419201U (en) | 2019-02-22 | 2019-02-22 | Battery open circuit protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209419201U (en) |
-
2019
- 2019-02-22 CN CN201920229972.6U patent/CN209419201U/en active Active
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