CN201853776U - Novel Ni-MH (nickel-metal hydride) battery - Google Patents

Abstract

The utility model relates to a novel Ni-MH (nickel-metal hydride) battery which comprises a housing and an Ni-MH battery cell, wherein the Ni-MH battery cell is fixedly arranged in a sealed housing, a protective and fixing sleeve is arranged between the Ni-MH battery cell and the housing, the outer wall of the protective and fixing sleeve is matched with the inner wall of the housing, and the inner wall of the protective and fixing sleeve and the Ni-MH battery cell can be arranged in a matching way. By the utility model, the combined gaps between the housing and the Ni-MH battery cell can be reduced, so that the battery can be used for conducting in a more stable and safer way, simultaneously, the combination and installation are convenient, and the work efficiency can be improved.

Description

The novel nickel-hydrogen battery

Technical field

The utility model relates to a kind of battery, particularly a kind of novel nickel-hydrogen battery.

Background technology

Traditional Ni-MH battery is reeled by positive pole, diaphragm paper and negative pole by ni-mh electricity core and is formed directly sheathed being installed in the housing of back, soaks in the ni-mh electricity core and establishes electrolyte, and positive pole stretches out the diaphragm paper positive pole corresponding with housing with negative pole at the difference end, negative electricity is connected output.Adopt positive pole, diaphragm paper and the negative electrode layer of winding-structure can produce bigger space and deviation, between wherein ni-mh electricity core and housing and output contact jaw space, two ends and deviation and produce loosening, cause utmost point set of contact bad even be directed at defectives such as no power, its quality can not have a good guarantee, and there is potential safety hazard in appearance in using.Therefore, how to address the above problem, become problem demanding prompt solution.

The utility model content

The technical problems to be solved in the utility model provide the location accurately, a kind of novel nickel-hydrogen battery of stable performance, safety.

For solving the problems of the technologies described above, a kind of novel nickel-hydrogen battery of the present utility model, comprise housing, ni-mh electricity core, described ni-mh electricity core fixedly is located in the seal casinghousing, wherein: also be provided with anti-solid cover between described ni-mh electricity core and the housing, the outer wall of described anti-solid cover and inner walls, its inwall and ni-mh electricity core are all suitable sheathed.

Above-mentioned a kind of novel nickel-hydrogen battery, described ni-mh electricity core is reeled by positive pole, diaphragm paper and negative pole and is formed, and soaks in the ni-mh electricity core and establishes electrolyte, and positive pole stretches out the diaphragm paper positive pole corresponding with housing with negative pole at the difference end, negative electricity is connected output.

Above-mentioned a kind of novel nickel-hydrogen battery, described anti-solid cover is plastic tube.

Above-mentioned a kind of novel nickel-hydrogen battery, described just very nickel active matter constitutes.

Above-mentioned a kind of novel nickel-hydrogen battery, described just very hydrogen activity thing constitutes.

Above-mentioned a kind of novel nickel-hydrogen battery, a wherein end of described anti-solid cover is provided with the interior locating ring of undergauge.Interior locating ring axially accurately limits the inner neat of ni-mh electricity core when mounted, extremely effectively is electrically connected with output to guarantee the two poles of the earth.

Above-mentioned a kind of novel nickel-hydrogen battery, the locating ring outside of described anti-solid cover is provided with the outer positioning ring of hole enlargement, prevent overlapping the positioning bar that outside wall surface is provided with some axial settings admittedly, it is identical with the outer positioning ring external diameter that positioning bar forms outer shroud by the outer positioning ring end to the other end, its outer end.During at the large size battery, can guarantee to reduce under the prerequisite of amount of power supply ni-mh electricity core material, and between positioning bar, form separate gas breathing space.

Above-mentioned a kind of novel nickel-hydrogen battery, described outer positioning ring is axially arranged with air vent hole.Between positioning bar, form separate gas breathing space, produce gas during cell reaction and enter the breathing space by air vent hole and exchange, produce the breathing of gas when adapting to cell reaction and guarantee the fail safe of battery.

After the utility model adopts said structure,, reduce the combinational gap between shell and the electric core, make the stable more and safety of battery conductive, make things convenient for aggregate erection to increase work efficiency simultaneously by between described ni-mh electricity core and housing, also being provided with the anti-fixed pole group of overlapping admittedly.

The utility model compared with prior art has following advantage:

1, compact conformation, rationally distributed, location accurately make the stable more and safety of battery conductive;

2, operation easy to process, improved the speed of installation and processing greatly, thereby improved the efficient of work significantly;

3, form separate gas breathing space between positioning bar, produce the breathing of gas when adapting to cell reaction and guarantee the fail safe of battery.

Description of drawings

Below in conjunction with the specific embodiment in the accompanying drawing the utility model is described in further detail, but does not constitute any restriction of the present utility model.

Fig. 1 is an axial section structural representation of the present utility model;

Fig. 2 is the radial section structural representation that the utility model is specifically implemented state one;

Fig. 3 is the A-A cross-sectional view of Fig. 2;

Fig. 4 is the radial section structural representation that the utility model is specifically implemented state one anti-solid cover;

Fig. 5 is the radial section structural representation that the utility model is specifically implemented state two;

Fig. 6 is the B-B cross-sectional view of Fig. 5;

Fig. 7 is the radial section structural representation that the utility model is specifically implemented state two anti-solid covers.

Among the figure: 1 is housing, and 2 is ni-mh electricity core, and 21 is anodal, and 22 is diaphragm paper, and 23 is negative pole, and 3 are anti-solid cover, and 31 is locating ring, and 32 is outer positioning ring, and 33 is positioning bar, and 34 is air vent hole.

Embodiment

As shown in Figures 1 to 4, a kind of novel nickel-hydrogen battery comprises housing 1, small size ni-mh electricity core 2, and ni-mh electricity core 2 fixedly is located in the seal casinghousing 1, also be provided with between ni-mh electricity core 2 and the housing 1 and anti-ly overlap 3 admittedly, anti-3 the outer wall of overlapping admittedly is all suitable sheathed with the electric core 2 of housing 1 inwall, its inwall and ni-mh.

Ni-mh electricity core 2 is reeled by anodal 21, diaphragm paper 22 and negative pole 23 and is formed, and soaks in the ni-mh electricity core 2 and establishes electrolyte, and anodal and negative pole stretch out diaphragm paper and housing 1 corresponding positive pole, negative electricity at the difference end and be connected output.

Prevent overlapping admittedly 3 and be plastic tube.

Just very the nickel active matter constitutes.

Negative pole constitutes for the hydrogen activity thing.

Anti-overlap the interior locating ring 31 that a wherein end of 3 is provided with undergauge admittedly.

As Fig. 5 to Fig. 7, when the utility model is applied to the large size Ni-MH battery, anti-overlap the outer positioning ring 32 that 3 locating ring 31 outsides are provided with hole enlargement admittedly, prevent overlapping the positioning bar 33 that 3 outside wall surface are provided with some axial settings admittedly, it is identical with outer positioning ring 32 external diameters that positioning bar 33 forms outer shroud by outer positioning ring 32 ends to the other end, its outer end.

Outer positioning ring 32 is axially arranged with air vent hole 34.

The utility model is specifically adding man-hour, the ni-mh electricity core 2 that forms being reeled by positive pole, diaphragm paper and negative pole is filled in and is prevented overlapping in 3 admittedly, the positive terminal that the anti-interior locating ring 31 that overlaps 3 the inners admittedly limits ni-mh electricity core 2 connects the smooth contact-making surface of packing ring with the limit that guarantees two ends, in housing 1, add negative pole earlier and connect packing ring A, then the back of having good positioning is inwardly put into housing 1 to the other end of interior locating ring 31 (negative pole), in electric core, inject and seal up anodal end cover C after electrolyte adds the anodal close grave packing ring B of connection.

In sum, the utility model is as specification and diagramatic content, makes actual sample and through repeatedly use test, from the effect of use test, provable the utility model can reach the purpose that it is expected, practical value is unquestionable.Above illustrated embodiment only is used for conveniently illustrating the utility model, as dust-absorbing motor is pneumatic vacuum generator etc., be not that the utility model is done any pro forma restriction, have in the technical field under any and know the knowledgeable usually, if in the scope that does not break away from technical characterictic that the utility model is carried, utilize technology contents that the utility model discloses to do the local equivalent embodiment that changes or modify, and do not break away from technical characterictic content of the present utility model, all still belong in the scope of the utility model technical characterictic.

Claims (8)

1. novel nickel-hydrogen battery, comprise housing (1), ni-mh electricity core (2), described ni-mh electricity core (2) fixedly is located in the seal casinghousing (1), it is characterized in that: also be provided with anti-solid cover (3) between described ni-mh electricity core (2) and the housing (1), the outer wall of described anti-solid cover (3) and housing (1) inwall, its inwall and ni-mh electricity core (2) are all suitable sheathed.

2. a kind of novel nickel-hydrogen battery according to claim 1, it is characterized in that: described ni-mh electricity core (2) is reeled by anodal (21), diaphragm paper (22) and negative pole (23) and is formed, soak in the ni-mh electricity core (2) and establish electrolyte, positive pole stretches out diaphragm paper positive pole, the negative electricity corresponding with housing (1) with negative pole at the difference end and is connected output.

3. a kind of novel nickel-hydrogen battery according to claim 1 is characterized in that: described anti-solid cover (3) is a plastic tube.

4. a kind of novel nickel-hydrogen battery according to claim 1 is characterized in that: described just very nickel active matter constitutes.

5. a kind of novel nickel-hydrogen battery according to claim 1 is characterized in that: described just very hydrogen activity thing constitutes.

6. according to claim 1 or 3 described a kind of novel nickel-hydrogen batteries, it is characterized in that: a wherein end of described anti-solid cover (3) is provided with the interior locating ring (31) of undergauge.

7. according to claim 1 or 3 described a kind of novel nickel-hydrogen batteries, it is characterized in that: locating ring (31) outside of described anti-solid cover (3) is provided with the outer positioning ring (32) of hole enlargement, anti-solid cover (3) outside wall surface is provided with the positioning bar (33) of some axial settings, and it is identical with outer positioning ring (32) external diameter that positioning bar (33) forms outer shroud by outer positioning ring (32) end to the other end, its outer end.

8. a kind of novel nickel-hydrogen battery according to claim 7 is characterized in that: described outer positioning ring (32) is axially arranged with air vent hole (34).

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