CN203983376U - Battery relief valve and use the battery of this relief valve - Google Patents
Battery relief valve and use the battery of this relief valve Download PDFInfo
- Publication number
- CN203983376U CN203983376U CN201420349401.3U CN201420349401U CN203983376U CN 203983376 U CN203983376 U CN 203983376U CN 201420349401 U CN201420349401 U CN 201420349401U CN 203983376 U CN203983376 U CN 203983376U
- Authority
- CN
- China
- Prior art keywords
- anticreep
- valve body
- anticreep step
- dislocation
- installing hole
- 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.)
- Withdrawn - After Issue
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model provides a kind of battery relief valve and uses the battery of this relief valve, in the installing hole of battery container, sealing is equipped with relief valve, relief valve comprises the valve body that rotates assembling with installing hole, on the hole wall of installing hole, radial convex is provided with anticreep stop section, on the outer peripheral face of valve body, radial convex is provided with anticreep step, on the hole wall of installing hole, radial convex is provided with in the rotation direction of valve body valve body is carried out to the spacing position limiting structure of two-way spline, valve body outer peripheral face be provided with along valve body, circumferentially distribute with described position limiting structure block spacing coordinate before, rear Stop structure, front Stop structure is for stepping down at anticreep step compressive deformation when anti-dislocation is rotated, the elastic clamping block of elastic reset when anticreep step turns to anti-dislocation.Relief valve assembling provided by the utility model is simple fast, by rotating valve body, anticreep step is coordinated with the anticreep stop section anticreep block in installing hole, does not need elasticity internal tooth back-up ring for extra installing hole again, and required parts are few, convenience quick for installation.
Description
Technical field
The utility model relates to a kind of battery relief valve and uses the battery of this relief valve.
Background technology
Along with the development of lithium-ion electric pool technology is increasingly mature, the industries such as electric automobile, UPS, energy-accumulating power station also increase gradually to the demand of lithium ion battery, so guarantee that the quality of lithium ion battery is particularly important.For lithium ion battery, its fail safe is a very important technical indicator at present, is also a difficult problem of restriction lithium ion battery development.Lithium ion battery in use inside battery can produce gas unavoidably, causes cell internal pressure to increase, and its consequence makes battery container bulging, the leakage serious problems such as even explode.Once just must discharge at once so inside battery produces gas, relief valve need to be installed on battery to discharge inner too high pressure.
In the Chinese utility model patent that is CN202585585U at Granted publication number, disclose a kind of lithium ion battery and relief valve thereof, battery comprises housing, and the installing hole of offering by correspondence on housing is sealed and installed with the relief valve for pressure release.In comprising, establishes by safety valve the valve body of exhaust passage, porch, exhaust passage is provided with filtrate cap, is provided with exhaust nozzle in exhaust passage, and the exit seal closure of exhaust nozzle is provided with pressure adjustment cap, on valve body, in exit, exhaust passage, be also provided with safety head, between safety head and exhaust nozzle, be provided with filtrate sheet.In the time of in packing relief valve into installing hole, the step being provided with by the hole wall of installing hole carries out spacing, and is coordinated in case stopping leak pressure valve is oppositely deviate from installing hole with the boss block that elasticity internal tooth back-up ring is provided with valve body by the hole being installed on the hole wall of installing hole.
But in above-mentioned relief valve installation process, for preventing relief valve, oppositely deviate from, except need to be on the hole wall of installing hole machining clamp spring slot and process boss on valve body, also need to configure elasticity internal tooth back-up ring for corresponding hole, assembling parts are many, assembling process is loaded down with trivial details, and hole is also higher by elasticity internal tooth back-up ring design processing cost.
Utility model content
The utility model provides a kind of battery relief valve, to solve available technology adopting hole, with elasticity internal tooth back-up ring, prevents that relief valve from assembling loaded down with trivial details technical problem while oppositely deviating from installing hole; Meanwhile, the utility model also provides a kind of battery that uses above-mentioned relief valve.
The technical scheme of battery relief valve provided by the utility model is: battery relief valve, comprise for battery container on installing hole rotate the valve body of assembling, the anticreep stop section block that on the outer peripheral face of valve body, radial convex is provided with for being provided with described installing hole hole wall coordinates in case stopping leak pressure valve is deviate from the anticreep step of installing hole, anticreep step has the top anticreep face coordinating with described anticreep stop section block for when valve body turns to anticreep step the anti-dislocation coordinating with described anticreep stop section, on being also provided with on valve body outer peripheral face that the position limiting structure block being provided with described installing hole when turning to anti-dislocation at described anticreep step circumferentially distributing along valve body is spacing and coordinating with the rotation direction at valve body, valve body is carried out to two spacing Stop structures of two-way spline, two Stop structures are before anticreep step is spaced apart before and after in anti-dislocation rotation direction, rear Stop structure, front Stop structure is for stepping down at anticreep step compressive deformation when anti-dislocation is rotated, the elastic clamping block of elastic reset when anticreep step turns to anti-dislocation.
The direction that anticreep step is rotated towards anti-dislocation is defined as forward, described anticreep step is the circular arc of circumferentially extending along valve body, and the top anticreep face of circular arc anticreep step is for pressing to force valve body to enter installing hole and form and be self-locking to prevent anticreep step to rotate backward the self-locking helicoid that departs from anti-dislocation with described anticreep stop section for bearing the top of described anticreep stop section when the anticreep step forward rotation.
Two described Stop structures are positioned at the both sides of described anticreep step in the rotation direction of valve body, on the outer peripheral face of valve body, between described elastic clamping block and anticreep step, be provided with for holding the holding tank of the elastic clamping block of compressive deformation, the side that deviates from corresponding anticreep step of described elastic clamping block is the pressure-bearing surface at anticreep step pressurized when anti-dislocation is rotated.
Described elastic clamping block is in tilted layout towards corresponding anticreep step.
In described valve body, be provided with for draining the exhaust passage of inside battery gas, the gas outlet of exhaust passage is located to press-fit to be fixed with explosion-proof filtrate sheet.
The technical scheme of the battery of the above-mentioned relief valve of use provided by the utility model is: battery, comprise housing, in the installing hole of housing, sealing is equipped with relief valve, described relief valve comprises the valve body that rotates assembling with described installing hole, on the hole wall of installing hole, radial convex is provided with anticreep stop section, on the outer peripheral face of valve body, radial convex is provided with described anticreep stop section block and coordinates in case stopping leak pressure valve is deviate from the anticreep step of installing hole, anticreep step has the top anticreep face coordinating with described anticreep stop section block when valve body turns to anticreep step the anti-dislocation coordinating with described anticreep stop section, on the hole wall of installing hole, radial convex is provided with in the rotation direction of valve body valve body is carried out to the spacing position limiting structure of two-way spline, valve body outer peripheral face be provided with along valve body, circumferentially distribute when described anticreep step turns to anti-dislocation with spacing two Stop structures that coordinate of described position limiting structure block, two Stop structures are before anticreep step is spaced apart before and after in anti-dislocation rotation direction, rear Stop structure, front Stop structure is for stepping down at anticreep step compressive deformation when anti-dislocation is rotated, the elastic clamping block of elastic reset when anticreep step turns to anti-dislocation.
The direction that anticreep step is rotated towards anti-dislocation is defined as forward, described anticreep step is the circular arc of circumferentially extending along valve body, and the top anticreep face of circular arc anticreep step is for pressing to force valve body to enter installing hole and form and be self-locking to prevent anticreep step to rotate backward the self-locking helicoid that departs from anti-dislocation with described anticreep stop section for bearing the top of described anticreep stop section when the anticreep step forward rotation.
Two described Stop structures are positioned at the both sides of described anticreep step in the rotation direction of valve body, on the outer peripheral face of valve body, between described elastic clamping block and anticreep step, be provided with for holding the holding tank of the elastic clamping block of compressive deformation, the side that deviates from corresponding anticreep step of described elastic clamping block is the pressure-bearing surface at anticreep step pressurized when anti-dislocation is rotated.
Described elastic clamping block is in tilted layout towards corresponding anticreep step.
In described valve body, be provided with for draining the exhaust passage of inside battery gas, the gas outlet of exhaust passage is located to press-fit to be fixed with explosion-proof filtrate sheet.
The beneficial effects of the utility model are: in the time of in the installing hole of battery relief valve provided by the utility model on packing battery container into, rotate valve body, make valve body turn to anti-dislocation with anticreep step, anticreep step coordinates with the anticreep stop section anticreep block being provided with in installing hole in case installing hole is deviate from the anti-holder of stopping leak pressure valve, simultaneously, at anticreep step when anti-dislocation is rotated, elastic clamping block compressive deformation is stepped down and is guaranteed the normal rotation of valve body, and when valve body turns to anti-dislocation with anticreep step, two Stop structures that comprise elastic clamping block are corresponding coordinates to valve body, to carry out bidirectionally limited in the rotation direction of valve body with the position limiting structure block being provided with in installing hole is spacing, prevent that relief valve from occurring after installing loosening.Relief valve provided by the utility model is simple fast when assembling, by rotating valve body, anticreep step is coordinated with the anticreep stop section anticreep block in installing hole, do not need elasticity internal tooth back-up ring for extra installing hole, required parts are few, convenience quick for installation again.
Further, the top anticreep face of anticreep step is self-locking helicoid, on the one hand, at anticreep step, during towards anti-dislocation forward rotation, anticreep step is subject to the pressure of anticreep stop section in installing hole, is convenient to valve body and enters in installing hole, can also exert pressure to improve the sealing effectiveness of sealing ring to sealing ring, on the other hand, can with installing hole in anticreep stop section form and to be self-locking to prevent anticreep step to rotate backward to depart from anti-dislocation, improve and loosen performance.
Further, two Stop structures are arranged in the both sides of anticreep step, make on valve body the design of Stop structure and anticreep step comparatively concentrated, be convenient to processing and fabricating, simultaneously, at anticreep step when anti-dislocation is rotated, pressure-bearing surface pressurized on elastic clamping block, elastic clamping block distortion enters in the holding tank that valve body outer peripheral face is provided with, and makes the elastic clamping block after distortion can not affect the normal rotation of valve body, meanwhile, can reduce the radial dimension of valve body.
Further, elastic clamping block is in tilted layout towards anticreep step, at anticreep step when anti-dislocation is rotated, be convenient to elastic clamping block compressive deformation and step down to guarantee the normal rotation of valve body, simultaneously, at anticreep step, turn to after anti-dislocation, the elastic clamping block being in tilted layout towards anticreep step can play and prevent preferably counter-rotational block effect.
Further, explosion-proof filtrate sheet is set in the exhaust passage in valve body, can plays the effect of ventilation, filtrate, make the acid mist in exhaust passage separated from the gas, avoid the electrolyte in battery to overflow.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of battery provided by the utility model;
Fig. 2 is the partial structurtes schematic diagram of the housing of battery in Fig. 1;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation of safety valve in 1;
Fig. 5 is the perspective view of safety valve shown in Fig. 4;
Fig. 6 is the axonometric drawing of safety valve shown in Fig. 4;
Fig. 7 is the front view of safety valve shown in Fig. 5;
Fig. 8 is the left side view of safety valve shown in Fig. 7;
Fig. 9 is the vertical view of safety valve shown in Fig. 7;
Figure 10 is the upward view of safety valve shown in Fig. 7.
Embodiment
As shown in Figures 1 to 10, a kind of embodiment of battery, battery in this embodiment comprises housing 1, in the installing hole 1-2 of housing 1, sealing is equipped with relief valve 2, relief valve 2 comprises the valve body 2-1 that rotates assembling with the installing hole 1-2 of housing 1, installing hole 1-2 is the shoulder hole of cascaded surface 1-3 outside installing hole, in the time of in packing relief valve 2 into installing hole 1-2, the step that the valve body 2-1 outer peripheral face of relief valve 2 is provided with and spacing cooperation of cascaded surface 1-3 block of installing hole 1-2, at the step place of valve body 2-1, be set with annular sealing ring 2-6, sealing ring 2-6 is subject to the cascaded surface 1-3 of step on valve body 2-1 and installing hole 1-2 to clamp distortion to realize the sealing between relief valve and installing hole.
On the hole wall of the path section of installing hole 1-2, radial convex is provided with anticreep stop section 1-1, anticreep stop section 1-1 circumferentially extends along installing hole 1-2, anticreep stop section 1-1 circumferentially has two uniformly at intervals along installing hole, the lower surface of each anticreep stop section 1-1 is the helicoid circumferentially extending along installing hole 1-2, on the outer peripheral face of the valve body 2-1 of relief valve 2, radial convex is provided with and described anticreep stop section 1-1, block coordinates in case stopping leak pressure valve 2 is deviate from the anticreep step 2-8 of installing hole 1-2, anticreep step 2-8 has the top anticreep face 100 coordinating with described anticreep stop section 1-1 block when valve body 2-1 turns to anticreep step 2-8 the anti-dislocation coordinating with described anticreep stop section 1-1, anticreep stop section 1-1 in the corresponding installing hole 1-2 of anticreep step 2-8 is circumferentially intervally distributed with two along valve body 2-1, the circular arc that each anticreep step 2-8 all circumferentially extends along valve body 2-1, the direction that anticreep step 2-8 is rotated towards anti-dislocation is defined as forward, the top anticreep face 100 of circular arc anticreep step 2-8 is for pressing to force valve body 2-1 to enter installing hole 1-2 and form and be self-locking to prevent anticreep step 2-8 to rotate backward the self-locking helicoid that departs from anti-dislocation with described anticreep stop section 1-1 for bearing the top of described anticreep stop section 1-1 when the anticreep step 2-8 forward rotation.Anticreep step 2-8 correspondence turn to installing hole 1-2 in the anti-dislocation of anticreep stop section 1-1 corresponding matching time, position limiting structure block that on two Stop structures that circumferentially distribute along valve body 2-1 that are provided with by valve body 2-1 outer peripheral face and the hole wall of installing hole 1-2, radial convex is provided with is spacing coordinates to valve body 2-1, to carry out bidirectionally limited in the rotation direction at valve body 2-1, in the present embodiment, position limiting structure on the hole wall of installing hole 1-2 is the described anticreep stop section 1-1 circumferentially extending along installing hole 1-2, valve body 2-1 outer peripheral face is that be provided with is front Stop structure and rear Stop structure with two Stop structures of the spacing cooperation of corresponding anticreep stop section 1-1 block, before, rear Stop structure is positioned at the both sides of corresponding anticreep step 2-8 in the rotation direction of valve body 2-1, front Stop structure is positioned at the place ahead that backstop stops structure at anticreep step 2-8 in anti-dislocation rotation direction, front Stop structure is for stepping down at anticreep step 2-8 compressive deformation when anti-dislocation is rotated, the elastic clamping block 2-9 of elastic reset when anticreep step 2-8 turns to anti-dislocation, elastic clamping block 2-9 is in tilted layout towards corresponding anticreep step 2-8, the side that deviates from corresponding anticreep step 2-8 of elastic clamping block 2-9 is the pressure-bearing surface at anticreep step 2-8 pressurized when anti-dislocation is rotated, in addition, on the outer peripheral face of valve body 2-1, between described elastic clamping block 2-9 and anticreep step 2-8, be provided with for holding the holding tank 2-10 of the elastic clamping block 2-9 of compressive deformation, described rear Stop structure is the block boss 2-12 that anticreep step 2-8 corresponding end is convexly equipped with.
In the present embodiment, in valve body 2-1, be provided with the inside and outside exhaust passage 2-11 of housing that is communicated with battery, in the 2-11 of exhaust passage, be provided with exhaust nozzle, in the outlet of exhaust nozzle, be covered with pressure adjustment cap 2-5, on the valve body 2-1 in exit that is positioned at exhaust passage 2-11, be also installed with safe gland 2-3, the gas outlet that safe gland 2-3 is pressed abd fixed on exhaust passage 2-11 by pressure ring 2-2 is located.The feeder connection place that is positioned at housing at exhaust passage 2-11 is provided with filtrate cap 2-7, in order further to avoid solution leakage, in being also installed with on conduit wall between safe gland 2-3 and exhaust nozzle, establish the explosion-proof filtrate sheet 2-4 of aperture, utilize the feature of explosion-proof filtrate sheet 2-4 ventilation, blocking solution, make acid mist further separated with gas, avoid electrolyte to overflow.
When the installing hole 1-2 to battery container 1 installs relief valve, relief valve 2 is pressed in installing hole 1-2, relief valve 2 is rotated to 90 °, make anticreep step 2-8 on valve body 2-1 enter the anti-dislocation coordinating with anticreep stop section 1-1 anticreep block in installing hole 1-2, the top anticreep face 100 of anticreep step 2-8 is self-locking helicoid, in valve body 2-1 rotation process, the valve body 2-1 of relief valve 2 moves in installing hole 1-2, sealing ring 2-6 is compressive deformation, thereby can improve the sealing effectiveness of sealing ring 2-6.Meanwhile, when anticreep step 2-8 turns to anti-dislocation, anticreep step 2-8 and anticreep stop section 1-1 utilize frictional force self-locking away from realizing self-locking, thereby can prevent that relief valve 2 from rotating backward the loosening situation of even deviating from installing hole 1-2 that occurs.And, valve body 2-1 with anticreep step 2-8 when anti-dislocation is rotated, crimp as the elastic clamping block 2-9 pressurized anticreep stop section 1-1 corresponding end of front Stop structure, elastic clamping block 2-9 after distortion is squeezed in holding tank 2-10 to step down to anticreep stop section 1-1, guarantee the normal rotation of valve body 2-1, when anticreep step 2-8 turns to anti-dislocation, block boss 2-12 and the spacing cooperation of the corresponding end face block of anticreep stop section 1-1 as the anticreep step 2-8 corresponding end of rear Stop structure, and as the elastic clamping block 2-9 elastic reset of front Stop structure and with the corresponding end of anticreep stop section 1-1, to form block spacing, thereby realize in valve body 2-1 week upwards spacing to the Double-directional rotary of valve body 2-1, prevent relief valve reversion and deviate from installing hole 1-2.
After relief valve 2 installs, when relief valve 2 needs pressure release, when gas-liquid mixture passes through filtrate cap 2-7, free state electrolyte is prevented from, and gas and gaseous state electrolyte enter by filtrate cap 2-7 in the exhaust passage 2-11 of relief valve, and gas and gaseous state electrolyte back down pressure adjustment cap 2-5 and passes through, gas is by explosion-proof filtrate sheet 2-4 subsequently, gaseous state electrolyte is prevented from, and gas is discharged by safe gland 2-3, completes pressure release.And when the situations such as battery is short-circuited, extruding, inside battery gas increases sharply, when inside battery air pressure reaches certain pressure value, explosion-proof filtrate sheet 2-4 will break, and can make the rapid pressure release of battery, prevent exploding.
In the present embodiment, forward and backward Stop structure is positioned at the both sides of anticreep step, meanwhile, utilizes anticreep stop section to coordinate with forward and backward Stop structure block as position limiting structure.In other embodiments, forward and backward Stop structure also can directly be arranged in the same side of anticreep step, now, position limiting structure need to be set specially on the hole wall of installing hole with two Stop structure block is spacing coordinates.
In the present embodiment, anticreep step is the circular arc of circumferentially extending along valve body, and in other embodiments, anticreep step can be also projection, and the top anticreep face of projection is plane, and now, projection coordinates with anticreep stop section the effect that can play equally anticreep.And utilize two Stop structures to coordinate and form two-wire rotary spacing with position limiting structure in installing hole, prevent that relief valve from deviating from installing hole.
The utility model also provides a kind of embodiment of battery relief valve, and the structure of the relief valve in this embodiment is identical with the structure of relief valve in the embodiment of above-mentioned battery, does not repeat them here.
Claims (10)
1. battery relief valve, it is characterized in that: comprise for battery container on installing hole rotate the valve body of assembling, the anticreep stop section block that on the outer peripheral face of valve body, radial convex is provided with for being provided with described installing hole hole wall coordinates in case stopping leak pressure valve is deviate from the anticreep step of installing hole, anticreep step has the top anticreep face coordinating with described anticreep stop section block for when valve body turns to anticreep step the anti-dislocation coordinating with described anticreep stop section, on being also provided with on valve body outer peripheral face that the position limiting structure block being provided with described installing hole when turning to anti-dislocation at described anticreep step circumferentially distributing along valve body is spacing and coordinating with the rotation direction at valve body, valve body is carried out to two spacing Stop structures of two-way spline, two Stop structures are before anticreep step is spaced apart before and after in anti-dislocation rotation direction, rear Stop structure, front Stop structure is for stepping down at anticreep step compressive deformation when anti-dislocation is rotated, the elastic clamping block of elastic reset when anticreep step turns to anti-dislocation.
2. battery relief valve according to claim 1, it is characterized in that: the direction that anticreep step is rotated towards anti-dislocation is defined as forward, described anticreep step is the circular arc of circumferentially extending along valve body, and the top anticreep face of circular arc anticreep step is for pressing to force valve body to enter installing hole and form and be self-locking to prevent anticreep step to rotate backward the self-locking helicoid that departs from anti-dislocation with described anticreep stop section for bearing the top of described anticreep stop section when the anticreep step forward rotation.
3. battery relief valve according to claim 1 and 2, it is characterized in that: two described Stop structures are positioned at the both sides of described anticreep step in the rotation direction of valve body, on the outer peripheral face of valve body, between described elastic clamping block and anticreep step, be provided with for holding the holding tank of the elastic clamping block of compressive deformation, the side that deviates from corresponding anticreep step of described elastic clamping block is the pressure-bearing surface at anticreep step pressurized when anti-dislocation is rotated.
4. battery relief valve according to claim 3, is characterized in that: described elastic clamping block is in tilted layout towards corresponding anticreep step.
5. battery relief valve according to claim 1 and 2, is characterized in that: in described valve body, be provided with for draining the exhaust passage of inside battery gas, the gas outlet of exhaust passage is located to press-fit to be fixed with explosion-proof filtrate sheet.
6. battery, comprise housing, in the installing hole of housing, sealing is equipped with relief valve, it is characterized in that: described relief valve comprises the valve body that rotates assembling with described installing hole, on the hole wall of installing hole, radial convex is provided with anticreep stop section, on the outer peripheral face of valve body, radial convex is provided with described anticreep stop section block and coordinates in case stopping leak pressure valve is deviate from the anticreep step of installing hole, anticreep step has the top anticreep face coordinating with described anticreep stop section block when valve body turns to anticreep step the anti-dislocation coordinating with described anticreep stop section, on the hole wall of installing hole, radial convex is provided with in the rotation direction of valve body valve body is carried out to the spacing position limiting structure of two-way spline, valve body outer peripheral face be provided with along valve body, circumferentially distribute when described anticreep step turns to anti-dislocation with spacing two Stop structures that coordinate of described position limiting structure block, two Stop structures are before anticreep step is spaced apart before and after in anti-dislocation rotation direction, rear Stop structure, front Stop structure is for stepping down at anticreep step compressive deformation when anti-dislocation is rotated, the elastic clamping block of elastic reset when anticreep step turns to anti-dislocation.
7. battery according to claim 6, it is characterized in that: the direction that anticreep step is rotated towards anti-dislocation is defined as forward, described anticreep step is the circular arc of circumferentially extending along valve body, and the top anticreep face of circular arc anticreep step is for pressing to force valve body to enter installing hole and form and be self-locking to prevent anticreep step to rotate backward the self-locking helicoid that departs from anti-dislocation with described anticreep stop section for bearing the top of described anticreep stop section when the anticreep step forward rotation.
8. according to the battery described in claim 6 or 7, it is characterized in that: two described Stop structures are positioned at the both sides of described anticreep step in the rotation direction of valve body, on the outer peripheral face of valve body, between described elastic clamping block and anticreep step, be provided with for holding the holding tank of the elastic clamping block of compressive deformation, the side that deviates from corresponding anticreep step of described elastic clamping block is the pressure-bearing surface at anticreep step pressurized when anti-dislocation is rotated.
9. battery according to claim 8, is characterized in that: described elastic clamping block is in tilted layout towards corresponding anticreep step.
10. according to the battery described in claim 6 or 7, it is characterized in that: in described valve body, be provided with for draining the exhaust passage of inside battery gas, the gas outlet of exhaust passage is located to press-fit to be fixed with explosion-proof filtrate sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349401.3U CN203983376U (en) | 2014-06-27 | 2014-06-27 | Battery relief valve and use the battery of this relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349401.3U CN203983376U (en) | 2014-06-27 | 2014-06-27 | Battery relief valve and use the battery of this relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203983376U true CN203983376U (en) | 2014-12-03 |
Family
ID=51980798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420349401.3U Withdrawn - After Issue CN203983376U (en) | 2014-06-27 | 2014-06-27 | Battery relief valve and use the battery of this relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203983376U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064704A (en) * | 2014-06-27 | 2014-09-24 | 中航锂电（洛阳）有限公司 | Battery decompression valve and battery utilizing same |
| CN106229443A (en) * | 2016-09-08 | 2016-12-14 | 双登集团股份有限公司 | The relief valve of configuration lead-acid accumulator |
| CN114944536A (en) * | 2022-06-16 | 2022-08-26 | 孚能科技(赣州)股份有限公司 | Decompression valve and battery |
-
2014
- 2014-06-27 CN CN201420349401.3U patent/CN203983376U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064704A (en) * | 2014-06-27 | 2014-09-24 | 中航锂电（洛阳）有限公司 | Battery decompression valve and battery utilizing same |
| CN106229443A (en) * | 2016-09-08 | 2016-12-14 | 双登集团股份有限公司 | The relief valve of configuration lead-acid accumulator |
| CN114944536A (en) * | 2022-06-16 | 2022-08-26 | 孚能科技(赣州)股份有限公司 | Decompression valve and battery |
| CN114944536B (en) * | 2022-06-16 | 2023-06-20 | 孚能科技(赣州)股份有限公司 | Pressure release valve and battery |
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