JPH0621154U - Storage battery terminal fixing structure as well as storage battery terminal - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a storage battery terminal capable of easily fixing the terminal to the battery case of the storage battery by omitting soldering work. [Structure] The surrounding frame 3 is formed below a terminal 1 made of a long rectangular plate long enough to pass through an insertion hole in an enclosure provided on an outer surface of an end wall of a battery case of the storage battery from an ear of a battery electrode group. In the inside of the insertion hole 4, there is formed a bent projecting plate portion 2 which is clamped and fixed between the outer surface of the end wall of the battery case and the inner surface of the surrounding frame.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a storage battery terminal fixing structure as well as a storage battery terminal fixing structure.

[0002]

[Prior art]

As shown in FIG. 10, the conventional storage battery terminal has an ear b of either one of the positive electrode ear group or the negative electrode ear group whose upper end is located at the outer end of the electrode plate group B at one end of the storage battery A. And a rectangular terminal plate F having a length that allows the lower end thereof to be inserted into the insertion hole E of the regulation enclosure D projecting from the outer surface of one end wall of the monoblock battery case C, As shown in FIG. 11, after welding the upper end portion thereof to the ear b, the lower end portion f ₂ thereof is inserted into the insertion hole E of the regulating enclosure D of the storage battery to form the long terminal plate F. One end of the storage battery was led out to the outer surface of the wall, and its lead-out terminal was regulated at its positive position by the surrounding frame D, and was set at a predetermined position, and its lower end F ₂ was used for lead plug connection. Similarly, the terminal is also provided for the cathode plate ear group G located at the outer end of the electrode plate group at the other end of the monoblock battery case C, and then the storage battery is turned upside down so that all the electrode plate groups have ears. The group is inserted into the mold recess containing the molten lead and connected by a casting strap by so-called COS casting, cell-to-cell connection and terminal connection are performed, then these electrode plate groups are completely pushed into the battery case, and then The storage battery was placed upside down and capped on the monoblock battery lid, and the upper edge and the partition wall were inserted into the sealing groove provided with the adhesive in the lid, and the battery was adhered and sealed. We were manufacturing an airtight storage battery in which the opposite polarity terminals connecting the lead wires were led out on the outer surfaces of both end walls.

[0003]

[Problems to be solved by the device]

 However, when the above-mentioned conventional battery terminal is used, the work of soldering the upper end to the ears of the electrode plate group is required, which is troublesome, and the manufacturing efficiency of this type of battery is poor.

[0004]

Means for Solving the Problems The present invention solves the above-mentioned problems of the conventional storage battery terminal, and relates to a storage battery terminal that can omit the soldering work, the upper end of which is a plate group of one end or the other end of the storage battery. The storage battery terminal is composed of a long rectangular plate having a length that allows the lower end to be inserted into the insertion hole in the surrounding frame that projects from the outer surface of the end wall of the battery case at the bottom of the terminal plate. A bent projecting plate portion is sandwiched and fixed between the inner surface of the enclosure and the outer surface of the end wall of the battery case.

[0005]

[Action]

 When the terminal of the present invention is inserted from below or from above into the insertion hole of the enclosure projecting on the outer surface of the end wall of the storage battery cell and the upper end or the lower end is strongly pulled, Since the bent projecting plate portion provided in advance on the terminal is clamped and fixed between the outer surface of the end wall of the battery case and the inner surface of the enclosure, further insertion is automatically blocked, Since a terminal extending a predetermined length above it can be obtained, its upper end can be brought into contact with the ear of the outermost ear group of the electrode group located at the end inside the battery case of the storage battery. Thus, in this state, the storage battery is turned upside down, and the connection by the cast strap is obtained to the ear group of each electrode group by COS. In this case, when a fitting projection is formed on the outer surface of the end wall of the battery case for fitting with the recess on the back surface of the bent projecting plate of the terminal, the projection further strengthens the fixing of the terminal, and the storage battery The terminal can be fixed more stably and firmly to the outer surface of the battery case.

In this case, when the upper end portion of the terminal plate is formed as the bent protruding plate portion for locking the ear, the locking with the ear is performed stably and favorably.

When the lower end plate portion of the terminal extending below the bent projecting plate portion is formed as a locking plate portion that is inclined with respect to a vertical plane so as to contact the lower edge of the surrounding frame, In the work of inserting the terminal from the bottom of the surrounding frame and pulling it upward, in addition to clamping pressure fixing at the bent projecting plate portion, it acts as a pulling stopper.

Further, even when a locking plate portion projecting from one side edge or both side edges of the lower end plate portion extending vertically below the bent projecting plate portion of the terminal is provided, it acts as a stopper in the above work. To do.

[0009]

【Example】

 Next, an embodiment of the present invention will be described with reference to the accompanying drawings. 1 to 3, reference numeral 1 denotes a terminal made of a steel material or the like according to an embodiment of the present invention, FIG. 1 shows a front view of the terminal 1, and the terminal 1 has an elongated rectangular shape of a predetermined length. It consists of a plate, the upper end 1a of which is bent slightly downward so that the upper end of the plate is locked to the ear of the ear group which is located outside one of the electrode plates located at one end or the other end housed in the battery case of the storage battery. I tried to get it. In this case, it is preferable that the steel sheet is thin and has appropriate elasticity.

Further, the terminal 1 of the present invention is formed at the predetermined position of the lower end portion 1b thereof, for example, into a bent projecting plate portion 2 which is bent into a V-shaped cross section shown in the figure, and the terminal 1 is formed in a battery case of a storage battery. In the pulling operation of inserting the bending projecting plate portion 2 into the insertion holes of the enclosure formed by projecting on the outer surfaces of both end walls of the enclosure from above or below the enclosure, the bent projecting plate portion 2 is It was designed to be clamped between the inner surface and the inner surface. That is, the lower end side of the terminal 1 is fixed in the surrounding frame by the inserting operation. The lower end plate portion 1c of the terminal 1 extending downward from the bent projecting plate portion 2 may be extended vertically as shown by the one-dot chain line in FIG. In this case, the terminal 1 can be inserted into the insertion hole of the insertion frame from the upper end or the lower end. As shown by the solid line, when the lower end plate 1c is bent to the 1 side to form the locking plate 1c inclined with respect to the vertical plane, the terminal 1 is inserted into the enclosure from below. However, when the terminal 1 is pulled up and pulled up, it can also come into contact with the lower edge of the surrounding frame to act as a stopper.

Next, a more detailed description will be given with reference to FIGS. 4 and 5. Since the terminal 1 of the present invention has the above-mentioned structure, it can be easily mounted in the enclosure on the outer surface of both ends of the battery case of the storage battery as described in detail below. That is, as clearly shown in FIGS. 4 and 5, by using the storage battery terminal 1 of the present invention, the monoblock battery case C of the storage battery A is integrally formed at a predetermined height on each outer surface of both end walls a, a. The terminal 1 is inserted from below into an insertion hole 4 formed between the outer surface of the end wall a formed by the protruding enclosure 3 and, in the example shown, a pair of opposing L-shaped enclosures 3. Then, the inserted upper end 1a is grasped and pulled upward, and the bent projecting plate portion 2 having a V-shaped cross section provided at the lower end thereof is forcibly accommodated in the surrounding frame 3 and the end wall It is clamped and fixed between the outer surface of a and the inner surface of the surrounding frame 3. Thus, the terminal 1 is obtained in a state in which it is held by the surrounding frame 3 and the ears of the upper end portion 1a and the long plate portion of a predetermined length extend upward from the stop point. Since the upper end portion 1a of the terminal 1 is curved inward so as to be appropriately hooked on the ear b of the electrode plate group B, the electrode plate group located at one end in the battery case C of the storage battery A is disposed. The ear plate b of the pole plate of the one pole that is lined up at the outermost end of B is locked in a contact state from diagonally above. Similarly, the separately prepared terminal 1 of the present invention is inserted into the surrounding frame 3 provided on the opposite side, and similarly, the bent projecting plate portion 2 is fixedly held in the surrounding frame 3, and then the The upper end portion 1a is locked to the ear b of the electrode plate ear group of the other pole that is arranged at the outermost end of the electrode plate group B located at the other end in the battery case.

In this case, each of the terminals 1 has a lower edge of the surrounding frame 3 when the lower end plate portion 1c below the bent projecting plate portion 2 is bent and formed on the inclined plate portion as shown by the solid line in FIG. Since it abuts on the terminal 1, it acts as a stopper when the terminal 1 is pulled upward.

In this way, with the pair of terminals 1 of the present invention set at both ends of the storage battery, the electrodes are inverted by a conventional method by a cast-on casting mold to lead-melt-cast all the electrode plate ear groups. Connect with straps, connect between cells, and connect terminals, then push these electrode groups B, B, B into each cell chamber, and then attach the backside to the monoblock battery lid with the back side facing up. It is manufactured as a sealed storage battery by airtightly connecting the battery case and the lid via.

As shown in FIG. 6, a locking projection 7 is provided on the outer surface of the end wall a of the battery case C at a position facing the inner surface of the surrounding frame 3 to attach the terminal 1 of the present invention to the terminal 1. When it is inserted into the surrounding frame 3, the locking projection 7 is fitted into the recess 8 on the back surface of the V-shaped bent projecting plate portion 2, and the insertion work of the terminal 1 at the predetermined position is further performed. It can be stopped, and further, the fixing of the bent projecting plate portion 2 in the surrounding frame 3 can be strengthened. In this case, the upper and lower surfaces of the fitting protrusion 7 are preferably inclined surfaces 7a, 7a.

7, 8 and 9 each show a modified example of the terminal 1 of the present invention, the lower end plate portion 1c of which extends vertically downward, but at both side edges or one side edge thereof. A locking plate portion 1d protruding from this is provided. When the terminal 1 is inserted into the surrounding frame 3, the upper edge of the locking plate portion 1d engages with the lower surface of the surrounding frame 3. And acts as a stopper.

In the above-described embodiment, the V-shaped bent projecting plate portion 2 provided on the terminal 1 is bent so that the projecting ridge portion thereof engages with the inner surface of the surrounding frame 3. However, although not shown, On the contrary, it may be bent and projected so that when the terminal 1 is inserted into the insertion hole 4, the projection of the bent projecting plate portion 2 engages with the outer surface of the end wall a of the battery case C. Of course. Instead of the V-shape, a W-shaped bent projecting plate portion may be used.

[0017]

[Effect of device]

 As described above, according to the present invention, since the bent projecting plate portion is provided on the lower end side of the terminal composed of the oblong rectangular plate, the bending projecting plate portion is provided on the outer surface of the end wall of the battery case of the storage battery. When inserted into the insertion hole, the bent projecting plate portion is clamped and fixed between the inner surface of the surrounding frame and the outer surface of the end wall of the battery case in the insertion hole, so that the terminal is easily fixed to the battery case. This makes it possible to omit the work of fixing the upper end of the conventional terminal to the ears of the electrode plate group housed in the battery case by soldering, and the storage battery can be easily and inexpensively manufactured. Bring about the effect of.

In this case, when the upper end of the terminal is bent for ear locking, the upper end of the terminal can be hooked on the ear of the electrode plate group.

Further, when the lower end plate portion of the terminal extending below the bent projecting plate portion is formed as a locking plate portion that is inclined with respect to a vertical plane so as to contact the lower edge of the surrounding frame, It works as a stopper when inserting the terminal, and the fixed position of the terminal can be set accurately with respect to the battery case.

Further, even when the locking plate portion projecting from one side edge or both side edges of the lower end plate portion extending vertically below the bent projecting plate portion of the terminal is provided, the stopper action is performed and the storage battery battery The fixed position of the terminal with respect to can be set accurately.

In addition, when a fitting projecting plate portion that fits into a recess on the back surface of the bending projecting plate portion of the terminal is provided on the outer surface of the end wall of the battery case at a position facing the inner surface of the surrounding frame. The bent projecting plate portion is preferably fixed also on the back side thereof and is firmly fixed doubly.

[Submission date] November 24, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] 0002

[Correction method] Change

[Correction content]

[0002]

[Prior art]

As shown in FIG. 10, the conventional storage battery terminal has an ear b of either one of the positive electrode ear group or the negative electrode ear group whose upper end is located at the outer end of the electrode plate group B at one end of the storage battery A. And a rectangular terminal plate F having a length that allows the lower end thereof to be inserted into the insertion hole E of the regulation enclosure D projecting from the outer surface of one end wall of the monoblock battery case C, As shown in FIG. 11, after welding the upper end portion thereof to the ear b, the lower end portion f ₂ thereof is inserted into the insertion hole E of the regulating enclosure D of the storage battery to form the long terminal plate F. the derived one end wall outer surface of the storage battery to regulate the swing of the leading terminal with surrounding frame D, is set to the predetermined position with its lower end F ₂ to the lead plug connection. Similarly, the terminal is also provided for the cathode plate ear group G located at the outer end of the electrode plate group at the other end of the monoblock battery case C, and then the storage battery is turned upside down so that all the electrode plate groups have ears. The group is inserted into the mold recess containing the molten lead and connected by a casting strap by so-called COS casting, cell-to-cell connection and terminal connection are performed, then these electrode plate groups are completely pushed into the battery case, and then The storage battery was placed upside down and capped on the monoblock battery lid, and the upper edge and the partition wall were inserted into the sealing groove provided with the adhesive in the lid, and the battery was adhered and sealed. We were manufacturing an airtight storage battery in which the opposite polarity terminals connecting the lead wires were led out on the outer surfaces of both end walls.

[Brief description of drawings]

FIG. 1 is a front view of a storage battery terminal according to an embodiment of the present invention.

FIG. 2 is a side view of the terminal.

FIG. 3 is a perspective view of the terminal.

FIG. 4 is a top view when the terminal is fixed to a battery case structure of a storage battery.

FIG. 5 is a side view in which a part of the battery is cut when the terminal is fixed to a battery case of a storage battery.

FIG. 6 is a cut side view of an example of a fixing structure in which the terminal of the present invention is fixed to a battery case of a storage battery.

FIG. 7 is a perspective view of a terminal according to another embodiment of the present invention.

FIG. 8 is a perspective view of a terminal according to still another embodiment of the present invention.

FIG. 9 is a perspective view of a terminal according to still another embodiment of the present invention.

[Explanation of symbols]

1 terminal 1a upper end
1b Lower end part 1c Lower end plate part 1d Locking plate part
2 Bending protruding plate 3 Enclosing frame 4 Insertion hole

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[Procedure amendment]

[Submission date] November 24, 1992

[Procedure Amendment 2]

[Document name to be amended] Statement

[Name of item to be corrected] Fig. 10

[Correction method] Added

[Correction content]

FIG. 10: A conventional regulation enclosure that regulates the swing of a conventional lead-out terminal.
FIG. 3 is a perspective view of a storage battery case including a battery and a terminal plate.

[Procedure 3]

[Document name to be amended] Statement

[Name of item to be corrected] Figure 11

[Correction method] Added

[Correction content]

FIG. 11 is a view of a terminal plate inserted into a regulation frame of the storage battery container.
It is a side view which shows a connection state.

Claims (5)

[Scope of utility model registration request] 1. A length for connecting an upper end to an ear of an electrode plate group at one end or the other end of a storage battery and inserting a lower end into an insertion hole in a restriction enclosure projecting on an outer surface of an end wall of a battery case. A storage battery terminal comprising an elongated rectangular plate having a bent projecting plate portion press-fixed between the inner surface of the surrounding frame and the outer surface of the end wall of the battery case at the lower portion of the terminal plate. 2. The storage battery terminal according to claim 1, wherein an upper end portion of the terminal plate is formed as a bent projecting plate portion for ear locking. 3. A lower end plate portion of the terminal extending below the bent projecting plate portion is formed on a locking plate portion that is inclined with respect to a vertical plane so as to come into contact with a lower edge of the surrounding frame. The storage battery terminal according to 1. 4. The storage battery terminal according to claim 1, wherein a lower end plate portion of the terminal, which extends vertically below the bent projecting plate portion, is provided with a locking plate portion projecting from one side edge or both side edges thereof. . 5. A fitting projection is provided on an outer surface of an end wall surface of the battery case of the storage battery, the fitting projection being fitted into a concave portion of a back surface of the bent projecting plate portion of the terminal when the terminal is inserted into the surrounding frame. Storage battery terminal fixing structure.