CN206461018U - A kind of zinc-nickel cell provided with binding post - Google Patents

Abstract

This application discloses a kind of zinc-nickel cell, including：Housing, the through hole connected provided with cavity and with cavity, wherein sets connecting pole in through hole；Pole piece, is arranged in cavity and provided with lug；And binding post, the outside of housing is fixed on by connecting pole, is electrically connected by connecting pole with lug, and provided with the wiring hole for being used to be connected with external device.When needing connection external device, directly connecting line can be plugged in the wiring hole of binding post, can be without the line that is intertwined and connected again, the problem of bothersome laborious when so as to efficiently solve, zinc-nickel cell is connected with external device.

Description

A kind of zinc-nickel cell provided with binding post

Technical field

The application is related to cell art, more particularly to a kind of zinc-nickel cell provided with binding post.

Background technology

Battery refers to be provided with electrolyte and metal electrode, to produce the device of electric current.The species of battery has a variety of, for example, have Zinc-nickel cell, lead-acid battery, lithium battery etc..

Pole piece and electrolyte that battery generally includes battery case and is arranged in battery case.By taking zinc-nickel cell as an example, zinc Usual nickel-based battery is mainly 25%~30% by the zincode piece provided with lug, the nickel oxide pole piece provided with lug and mass concentration Potassium hydroxide solution and barrier film etc. are constituted.When zinc-nickel cell works, pass through the chemical reaction between zinc, nickel oxide and potassium hydroxide Chemical energy is converted into electric energy.

At present, when zinc-nickel cell is connected with external device, it usually needs by the connecting line multiple-turns wound of external device in pole On ear or connecting pole so that bothersome laborious when external device is connected with zinc-nickel cell.

Utility model content

The embodiment of the present application provides a kind of zinc-nickel cell, and for solving in the prior art, external device connects with zinc-nickel cell The problem of bothersome laborious when connecing.

The embodiment of the present application uses following technical proposals：

The zinc-nickel cell of the application, including：Housing, the through hole connected provided with cavity and with the cavity, wherein described logical Connecting pole is set in hole；Pole piece, is arranged in the cavity and provided with lug；And binding post, it is solid by the connecting pole The outside of the housing is scheduled on, is electrically connected by the connecting pole with the lug, and provided with being used to be connected with external device Wiring hole.

Optionally, the wiring hole is arranged on the wire connecting portion of the binding post；The binding post also include with it is described Wire connecting portion and the fixed part of connecting pole connection, wherein the fixed part part is arranged in the groove of the housing, the wiring Portion protrudes from the upper surface of the housing.

Optionally, the wire connecting portion is parallel to the housing.

Optionally, the bottom of the connecting pole and the tab welding, the upper end of the connecting pole passes through the through hole simultaneously It is connected with nut, wherein the fixed part of the binding post is fixed by the nut.

Optionally, the binding post includes positive terminal and negative terminal, wherein the positive terminal Son and negative terminal are arranged on the relative two ends of the housing.

Optionally, the housing is divided into multiple sub- cavitys for being equipped with the pole piece by dividing plate, positioned at the different sons The lug of cavity is sequentially connected in series；Left between the dividing plate and the top of the housing for causing positioned at the different sub- cavitys Lug contact gap, and housing above the cavity is provided with the storage tank for being used for housing the lug.

Optionally, the dividing plate is provided with the housing and extends and be used for the convex edge for constituting the storage tank, and Along the top of the cavity to lower section direction, the convex edge is overlapping with the partition part.

Optionally, along the top of the cavity to lower section direction, the convex edge and the overlap length of the dividing plate are located at 2- Between 5mm.

Optionally, the convex edge be along the sub- cavity side wall ring around convex annular edge, wherein, positioned at the dividing plate two Two of the side convex annulars are along constituting the storage tanks, and along the top of the cavity to lower section direction, the convex annular Each position on edge is isometric.

Optionally, the direction for being partially toward the remote dividing plate for being used to constitute the storage tank on the convex annular edge is curved Folding.

At least one above-mentioned technical scheme that the embodiment of the present application is used can reach following beneficial effect：

In the scheme that the embodiment of the present application is used, the binding post of wiring hole is provided with housing.When needs connect outer During boundary's equipment, directly connecting line can be plugged in the wiring hole of binding post, multiple-turns wound in wiring hole can be not used in Connecting line, the problem of bothersome laborious when zinc-nickel cell is connected with external device so as to efficiently solve.In addition, terminals Son is fixed on the outside of housing by connecting pole, is easy to implement the fixation of binding post, and is easy to implement connecting pole and lug electricity Connection, it is simple in construction.

Brief description of the drawings

Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, this Shen Schematic description and description please is used to explain the application, does not constitute the improper restriction to the application.In the accompanying drawings：

The explosive view for the housing that Fig. 1 provides for the embodiment of the present application；

The structural representation of pole piece is provided with the box body that Fig. 2 provides for the embodiment of the present application；

Fig. 3 is provided with the structural representation of seal cap for the lid that the embodiment of the present application is provided；

The outer surface structure schematic diagram for the lid that Fig. 4 provides for the embodiment of the present application；

Fig. 5 is Fig. 4 A-A sectional views；

The inner side dimensional structure diagram for the lid that Fig. 6 provides for the embodiment of the present application；

The inner side plane structural representation for the lid that Fig. 7 provides for the embodiment of the present application.

Embodiment

To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and Technical scheme is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the application one Section Example, rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing Go out the every other embodiment obtained under the premise of creative work, belong to the scope of the application protection.

As shown in accompanying drawing 1 to accompanying drawing 3, the zinc-nickel cell of the application includes battery case 100 and is arranged in battery case 100 Pole piece 200, electrolyte.Wherein, battery case 100 includes being used for the housing 1 for forming cavity 11 and the seal being arranged on housing 1 15.Electrolyte and pole piece 200 are provided with cavity 11.Housing 1 is provided with the exhaust outlet 101 connected with cavity 11, that can pass through Exhaust outlet 101 discharges the gas produced during battery use, so as to reduce because battery case 100 is by the gas pressure in cavity 11 Power and the possibility expanded.

Seal 15 is arranged on the position of exhaust outlet 101, when that need not be vented, can seal exhaust outlet 101, it is ensured that The sealing of cavity 11.When needing exhaust, seal 15 opens exhaust outlet 101.To ensure that the gas in cavity 11 can have Seal 15, can be arranged under the gas pressure effect in cavity 11, turn on exhaust outlet 101 by the discharge of effect ground.So, no It can only ensure that the gas in cavity 11 can be effectively discharged out, can also make in opening opportunity and the cavity 11 of exhaust outlet 101 Gas pressure it is substantially matching, with reduce because exhaust outlet 101 open not in time cause housing 1 expand possibility.

The set-up mode of exhaust outlet 101 and seal 15 has a variety of, below with one embodiment, and exhaust outlet is discussed in detail 101 and the set-up mode of seal 15.

As shown in accompanying drawing 1 and accompanying drawing 4, housing 1 can include constituting the box body 12 of cavity 11 and be arranged on box body 12 Lid 13, exhaust outlet 101 can be arranged on lid 13, to facilitate processing.

(wherein Fig. 5 is the set-up mode for schematically illustrating seal cap 151, and lid 13 is only intended to as shown in Figure 5 Display and the position relationship of seal cap 151, the profile of lid 13 and the profile of Fig. 4 lid 13 are not exclusively corresponding), seal 15 Can be for substantially in the seal cap 151 of tubbiness.Seal cap 151 includes roughly cylindrical side wall and is arranged on side wall one end Roof.Seal cap 151 can be elastic seal cap 151, and material can be rubber etc..It is arranged such, the structure letter of seal 15 Single, cost is low, convenient processing and manufacture.

Fixed column 16 is set on lid 13, and fixed column 16 is provided with through hole, and through hole runs through lid 13, and connects with cavity 11 It is logical, so that exhaust outlet 101 can be formed by the through hole in fixed column 16.So, it is easy to seal cap 151 being set in fixed column 16 Outside, so that the sealing of exhaust outlet 101 is realized, easy for installation, save trouble and labor, but also seal cap 151 is easy to implement by gas Exhaust outlet 101 is opened after pressure, exhaust outlet 101 is sealed after exhaust.

Exhaust outlet 101 is opened after a seal cap 151 is by gas pressure, in the example that exhaust outlet 101 is sealed after exhaust, Can be provided with the opening 161 (as shown in Figure 5) extended radially through along fixed column 16 on the side wall of fixed column 16.Specifically, can be with Gap is set in the sidewall upper of fixed column 16, to facilitate processing.The top pressure of seal cap 151 is provided with pressing plate 121.

After the gas pressure in cavity 11 is more than the deformation power and atmospheric pressure sum of seal cap 151, seal cap 151 Side wall can be directed away from the direction movement of the side wall of fixed column 16, so that the side wall of seal cap 151 and the side of fixed column 16 Occurs gap between wall, gas is discharged from the gap.After the completion of exhaust, the gas pressure in cavity 11 is less than or equal to sealing The deformation power and atmospheric pressure sum of cap 151, the side wall of seal cap 151 can be moved towards the direction of fixed column 16, directly be fitted In fixed column 16, exhaust outlet 101 is sealed.Set through the above way, fixed column 16 and seal cap 151 it is simple in construction, use Convenient, small volume is easy to implement the exhaust and sealing of cavity 11.

Example in undertaking, pressing plate 121 can be connected with lid 13, and pressing plate 121 can be arranged on lid 13 in the way of pull On, further to simplify structure.Protuberance is provided with the both sides of pressing plate 121, lid 13 is provided with groove, by way of push-and-pull Protuberance is set in a groove, so that fixation clip 121.

Fixed column 16, which can be recessed, to be arranged in lid 13, and the upper end of fixed column 16 is less than the upper surface of lid 13.So, Set after pressing plate 121, the lower surface of pressing plate 121 can be caused to be fitted with the upper surface of lid 13, to be supported by lid 13 Pressing plate 121, improves the service life of pressing plate 121.

Further, pressing plate 121 can be arranged on the depressed area 122 of lid 13, i.e. lid 13 be used for pressing plate 121 is set Position be depressed area 122.So, when pressing plate 121 is arranged on lid 13, the upper table in other regions of lid 13 can be made Face is concordant with the upper surface of pressing plate 121, improves the aesthetic property of lid 13, reduce because pressing plate 121 protrudes from lid 13 and caused by press The possibility that plate 121 is easily damaged.

When the depression of fixed column 16 is arranged in lid 13, and pressing plate 121 when fitting in lid 13, it is necessary on lid 13 Air flue 17 (as shown in Figure 4) is set, to enable the gas discharged from exhaust outlet 101 to flow out.In one example, as attached Shown in Fig. 1, accompanying drawing 4 and accompanying drawing 5, air flue 17 includes the first airway portion limited by the side wall of seal cap 151 with fixed column 16 171st, the second airway portion 172 limited by the side wall and lid 13 of seal cap 151, and being limited by lid 13 and pressing plate 121 The 3rd airway portion 173.First airway portion 171 is connected with exhaust outlet 101, the second airway portion 172 and the first air flue portion 171 are divided to be connected, the 3rd airway portion 173 is connected with the second airway portion 172 and the external world.

Wherein, for convenience of the first airway portion 171 of formation and the second airway portion 172, the side wall and lid of fixed column 16 The distance between 13 can be twice of the substantially sidewall thickness of seal cap 151.In addition, the side wall of seal cap 151 can not be set Hole is put, and gap is left between the bottom of seal cap 151 and lid 13, to facilitate processing seal cap 151.

Cavity 11 can be divided into many sub- cavitys 111 by dividing plate 14, and every sub- cavity 111 can be correspondingly provided with a row On gas port 101, i.e. lid 13 exhaust outlet 101 is equipped with the corresponding position of each sub- cavity 111.Each exhaust outlet 101 can be with Set by above-mentioned mode, each exhaust outlet 101 can be connected by the 3rd airway portion 173.So, can be in pressing plate 121 One the 3rd airway portion 173 for being communicated to the external world, convenient processing, save trouble and labor are set between lid 13.

Certainly, above-described embodiment is exemplary illustration.In the other embodiment of the application, exhaust outlet can be not provided with On lid, or housing is set in other manners.In the other embodiment of the application, seal can also be with spring Plug, when the gas pressure of the cavity suffered by plug is more than the pressure of spring, plug opens exhaust outlet, the cavity received when plug Gas pressure be less than spring pressure when, plug closure exhaust outlet.In the other embodiment of the application, fixed column can be with Protrude from housing etc..

The pole piece 200 of the application includes the positive plate provided with anode ear 21 and the negative plate provided with negative electrode lug 22.Battery case 100 be cuboid.In box body 12 be provided with multiple dividing plates 14, by cavity 11 be separated into it is multiple substantially be in cuboid sub- cavity 111。

Multiple positive plates and multiple negative plates can be equipped with every sub- cavity 111.Positive plate and negative plate are in Flat state deploys, and is arranged at intervals positioned at the positive plate and negative plate of same sub- cavity 111.In other words, same sub- chamber The negative plate of body 111 is by positive plate interval.It is arranged such, simple in construction, compact conformation, the small volume of zinc-nickel cell.

Anode ear 21 positioned at same sub- cavity 111 is welded with anode ear 21, and negative electrode lug 22 is welded with negative electrode lug 22, with side Just connect, it is possible to form certain voltage.The material of anode ear 21 and the material of negative electrode lug 22 can be nickel, to reduce weldering Connect the damage caused to lug 21,22.The length of anode ear 21 and negative electrode lug 22 can be selected as needed, can be for for example 10-15cm etc..

Anode ear 21 positioned at different sub- cavitys 111 is welded with negative electrode lug 22, to facilitate connection, it is possible to by different sub- chambers The pole piece 200 of body 111 is connected, and now the total voltage of zinc-nickel cell is the voltage sum of each sub- cavity 111, can cause zinc-nickel The voltage of battery is located between 12-14V so that zinc-nickel cell can apply on such as electric car.

In one example, it is provided with box body 12 in eight sub- cavitys 111, each sub- cavity 111 and is equipped with ten a piece of negative electricity Pole and ten positive electrodes.The voltage formed in each sub- cavity 111 is 1.65V, and the total voltage of zinc-nickel cell is 13.2V.13.2V's Voltage is closer to the 12V voltages needed for electric car, preferably can be powered for electric car.

Gap is left between the roof of dividing plate 14 and lid 13, to cause the He of anode ear 21 positioned at different sub- cavitys 111 Negative electrode lug 22 can be contacted, and be welded together.As shown in accompanying drawing 6 and accompanying drawing 7, to improve lug between different sub- cavitys 111 Connectivity robustness, the storage tank 123 of accommodating lug can be provided on lid 13, with by storage tank 123 to lug Certain blocking effect is played, weakens the possibility for the connectivity robustness that lug is reduced because welding or the number of sub- cavity 111 is more Property.

Lid 13 can protrude towards outside and form storage tank 123, can also be set on lid 13 towards dividing plate 14 The convex edge 124 of extension, to form storage tank 123 by convex edge 124.It is preferential herein to select, storage tank 123 is formed by convex edge 124, To cause the upper surface of lid 13 substantially planar, the aesthetic property of housing 1 is improved.Below to form storage tank by convex edge 124 Exemplified by 123, the structure of convex edge 124 is discussed in detail.

Along the top of cavity 11 to lower section direction, convex edge 124 partly overlaps with dividing plate 14.So, lug is arranged on appearance When putting in groove 123, lug can be supported by dividing plate 14, so as to further improve the steadiness of lug.Along the top of cavity 11 To lower section direction, convex edge 124 and the overlap length of dividing plate 14 can specifically be set as needed.In one example, convex edge 124 It is located at the overlap length of dividing plate 14 between 2-5mm, so that lug can be supported by dividing plate 14, and ensure that storage tank 123 Space.

Convex edge 124 can be set in many ways, for example, convex edge 124 can be along storage tank 123 side wall ring around length Gap is set on cube shape, dividing plate 14.When lid 13 is fastened on box body 12, convex edge 124 passes through gap.In another example, convex edge 124 can also be along sub- cavity 111 side wall ring around convex annular along 124, and positioned at the both sides of dividing plate 14 two convex annular edges 124 constitute storage tank 123.

It is preferential herein to select, constitute storage tank 123 along 124 by the convex annular of the side wall around sub- cavity 111.So, edge The top of cavity 11 to lower section direction, can set each position of the convex annular along 124 is isometric.When lid 13 is fastened on into box When on body 12, convex annular partly overlaps along between 124 and dividing plate 14, can efficiently reduce electrolyte sub- cavity 111 it Between flow, and cause to produce noise, or spread of voltage etc. possibility.

Further, the convex annular for constituting storage tank 123 is bent along the direction that part can be directed away from dividing plate 14, and its His convex annular can be closer to dividing plate 14 along part, can coordinate with dividing plate 14, exist so as to efficiently reduce electrolyte The possibility flowed between sub- cavity 111.

With positive pole in same sub- cavity 111 when anode ear 21 usual, in a sub- cavity 111 and different negative electrode lug 22 Ear 21 and negative electrode lug 22 are connected.In other words, in the pole piece 200 of middle sub- cavity 111, anode ear 21 and a upper sub- chamber Negative electrode lug 22 in body 111 is connected, then negative electrode lug 22 is connected with the anode ear 21 in next sub- cavity 111.It therefore, it can Two adjacent convex annulars set a storage tank 123 along between 124.

Anode ear 21 or negative electrode lug 22 can be located substantially at the edge of pole piece 200, to reduce anode ear 21 and negative electrode lug 22 Influence each other.Now, exhaust outlet 101 can be located substantially at the middle part of every sub- cavity 111, and storage tank 123 is substantially Positioned at the end of sub- cavity 111.

In addition, as shown in Figures 2 and 3, binding post 19 can also be set on lid 13, to facilitate zinc-nickel cell and other Equipment connection.Binding post 19 includes the fixed part 191 being connected with connecting pole 18 and the wiring for being connected with external device Wiring hole can be set in portion 192, wire connecting portion 192, to facilitate external device to be connected with binding post 19.Wire connecting portion 192 can be with Protrude from the upper surface of lid 13 and be roughly parallel to lid 13, to reduce the possibility that wire connecting portion 192 is deformed.

Binding post 19 can be fixed on lid 13 by connecting pole 18, and is electrically connected by connecting pole 18 with lug. In one example, lug is welded with connecting pole 18, and connecting pole 18 is provided with screw thread, and lid 13, which is provided with, to be used to set connecting pole 18 through hole 125 (as shown in Figure 4).When needing to set binding post 19, connecting pole 18 is examined from through hole 125, and will The fixed part 191 of binding post 19 is set on connecting pole 18, and binding post 19 is compressed by nut.

Fixed part 191 can be partly arranged in the groove 126 of lid 13 (as shown in Figure 4), to reduce nut protrusion The possibility for causing nut easily to loosen in groove 126.Now, through hole 125 can be arranged on the close exhaust outlet of groove 126 101 one end, can also be arranged on one end of the remote exhaust outlet 101 of groove 126.

It should be noted that needing to be provided with positive pole on positive pole and negative pole, therefore lid 13 because zinc-nickel cell needs to draw Binding post and negative terminal.Positive terminal and negative terminal can pass through corresponding connecting pole and anode ear With negative electrode lug connection.Positive terminal and negative terminal can be arranged on two ends relative on lid 13.

Certainly, above-mentioned is exemplary illustration, and such as binding post 19 can also be not arranged on lid 13, can be set It is structure as a whole in the other positions of housing 1, or box body 12 with lid 13, the part being arranged on lid 13 is referred to as Part being arranged on housing 1 etc..

Embodiments herein is these are only, the application is not limited to.To those skilled in the art, The application can have various modifications and variations.All any modifications made within spirit herein and principle, equivalent substitution, Improve etc., it should be included within the scope of claims hereof.

Claims (10)

1. a kind of zinc-nickel cell, it is characterised in that including：

Housing, the through hole connected provided with cavity and with the cavity, wherein setting connecting pole in the through hole；

Pole piece, is arranged in the cavity and provided with lug；And

Binding post, the outside of the housing is fixed on by the connecting pole, is electrically connected by the connecting pole with the lug Connect, and provided with the wiring hole for being used to be connected with external device.

2. zinc-nickel cell according to claim 1, it is characterised in that the wiring hole is arranged on connecing for the binding post Line portion；

The binding post also includes the fixed part being connected with the wire connecting portion and connecting pole, wherein the fixed part part is set In the groove of the housing, the wire connecting portion protrudes from the upper surface of the housing.

3. zinc-nickel cell according to claim 2, it is characterised in that the wire connecting portion is parallel to the housing.

4. zinc-nickel cell according to claim 2, it is characterised in that the bottom of the connecting pole and the tab welding, The upper end of the connecting pole is connected through the through hole and with nut, wherein the fixed part of the binding post passes through the nut It is fixed.

5. the zinc-nickel cell according to any one of claim 1-4, it is characterised in that the binding post connects including positive pole Line terminals and negative terminal, wherein the positive terminal and negative terminal are arranged on the relative of the housing Two ends.

6. the zinc-nickel cell according to any one of claim 1-4, it is characterised in that the housing is divided into many by dividing plate The individual sub- cavity for being equipped with the pole piece, the lug positioned at the different sub- cavitys is sequentially connected in series；

Left between the dividing plate and the top of the housing for so that being contacted positioned at the lug of the different sub- cavitys Gap, and housing above the cavity is provided with the storage tank for being used for housing the lug.

7. zinc-nickel cell according to claim 6, it is characterised in that the dividing plate extension is provided with the housing simultaneously Convex edge for constituting the storage tank, and along the top of the cavity to lower section direction, the convex edge and the partition board portion Divide overlapping.

8. zinc-nickel cell according to claim 7, it is characterised in that described along the top of the cavity to lower section direction The overlap length of convex edge and the dividing plate is located between 2-5mm.

9. zinc-nickel cell according to claim 7, it is characterised in that the convex edge be along the sub- cavity side wall ring around Convex annular edge, wherein, positioned at two of the dividing plate both sides convex annulars along constituting the storage tanks, and along the chamber The top of body to lower section direction, each position on the convex annular edge is isometric.

10. zinc-nickel cell according to claim 9, it is characterised in that being used for of the convex annular edge constitutes described accommodating The direction away from the dividing plate that is partially toward of groove is bent.