JPH102738A - Surveying instrument having battery pack - Google Patents
Surveying instrument having battery packInfo
- Publication number
- JPH102738A JPH102738A JP8156596A JP15659696A JPH102738A JP H102738 A JPH102738 A JP H102738A JP 8156596 A JP8156596 A JP 8156596A JP 15659696 A JP15659696 A JP 15659696A JP H102738 A JPH102738 A JP H102738A
- Authority
- JP
- Japan
- Prior art keywords
- battery pack
- surveying instrument
- battery
- main body
- cover
- 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.)
- Granted
Links
Classifications
-
- 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
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、バッテリーパック
を備える測量機の防水機構に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproof mechanism of a surveying instrument having a battery pack.
【０００２】[0002]
【従来の技術】従来、測量機が内蔵する、例えば目盛照
明用ＬＥＤ等の電気装置や、例えば演算装置、角度読み
取り用エンコーダ等の電子機器で用いる電源は、測量機
本体に取り付けられた、充電可能な２次電池としてのＮ
ｉ−Ｃｄ（ニッケル−カドミウム）電池を用いたバッテ
リーパックから供給していた。この場合、Ｎｉ−Ｃｄ電
池は、充電時の過充電によるガス発生がないので、バッ
テリーパックにガス抜き穴は設けられていなかった。2. Description of the Related Art Conventionally, a power supply used in an electric device such as an LED for scale illumination and an electronic device such as an arithmetic unit and an encoder for reading an angle, which is built in a surveying instrument, is provided with a charging device attached to the surveying instrument body. N as a possible secondary battery
The battery was supplied from a battery pack using i-Cd (nickel-cadmium) batteries. In this case, since the Ni-Cd battery did not generate gas due to overcharging at the time of charging, no vent hole was provided in the battery pack.
【０００３】[0003]
【発明が解決しようとする課題】近年、測量機の野外で
の使用可能時間を延ばす要求が高まってきた。この為、
２次電池も、容量が大きい電池、例えばＮｉ−Ｈ（ニッ
ケル−水素）電池が使用される。しかしながら、Ｎｉ−
Ｈ電池は、充電時にガスが発生するので、バッテリーパ
ック内部に発生したガスが溜まるという問題が発生す
る。In recent years, there has been an increasing demand for extending the usable time of a surveying instrument outdoors. Because of this,
As the secondary battery, a battery having a large capacity, for example, a Ni-H (nickel-hydrogen) battery is used. However, Ni-
Since the H battery generates gas during charging, there is a problem that the generated gas accumulates inside the battery pack.
【０００４】そこで、バッテリーパックに、発生したガ
スを逃がすガス抜き穴を設けているが、測量機は、野外
で使用される為、雨や埃がバッテリーパック内に入って
しまい、導通不良、バッテリーパックの損傷等の問題を
引き起こす。そこで本発明は、測量機から取り外した充
電時には、発生したガスを逃がすことができると共に、
測量機本体に取付けた際には、雨や埃が侵入しないバッ
テリーパックを備えた測量機を提案する事を目的として
いる。Therefore, a vent hole for releasing generated gas is provided in the battery pack. However, since the surveying instrument is used outdoors, rain and dust enter the battery pack, resulting in poor conduction and poor battery performance. This causes problems such as damage to the pack. Therefore, the present invention can release generated gas at the time of charging removed from the surveying instrument,
The purpose is to propose a surveying instrument equipped with a battery pack that does not allow rain and dust to enter when installed on the surveying instrument body.
【０００５】[0005]
【課題を解決するための手段】上記問題点の解決の為
に、本発明では、測量機本体（１）の側面カバー（３）
とバッテリーパック（２）との間にシール部材（８）を
介在させてバッテリーパック（２）を取り付ける様にし
た。シール部材（８）によってガス抜き穴（９）が塞が
れると共に、電気接点（６、７）が密封され、雨や埃の
侵入が防止される。In order to solve the above problems, according to the present invention, a side cover (3) of a surveying instrument body (1) is provided.
The battery pack (2) was attached with a sealing member (8) interposed between the battery pack (2) and the battery pack (2). The gas vent hole (9) is closed by the sealing member (8), and the electrical contacts (6, 7) are sealed, thereby preventing rain and dust from entering.
【０００６】[0006]
【発明の実施の形態】図１は、本発明の一実施形態の正
面図、図２は、図１の要部の縦断面図、図３は、図２の
Ａ矢視図、図４は、図２のＢ矢視図である。図１におい
て、Ｎｉ−Ｈ電池１０が内蔵されたバッテリーパック２
は、測量機本体１の側面カバー３に着脱自在に取り付け
られている。即ち、図２において、バッテリーパック２
はバッテリーカバー４の下端に設けられた爪４ａが側面
カバー３の溝３ａによって保持されている。そして、バ
ッテリーパック２の上端に設けられたロック機構の開閉
によって、バッテリーパック２が着脱される。ロック機
構の着脱ボタン５がバネ５ａで常に上方に押し上げら
れ、着脱ボタンの突起部５ｂが側面カバー３の上端に設
けられたフック３ａに係止され、バッテリーパック２が
測量機本体１の側面カバー３に取り付けられている。FIG. 1 is a front view of one embodiment of the present invention, FIG. 2 is a longitudinal sectional view of a main part of FIG. 1, FIG. FIG. 3 is a view taken in the direction of the arrow B in FIG. 2. In FIG. 1, a battery pack 2 in which a Ni-H battery 10 is built
Is detachably attached to the side cover 3 of the surveying instrument body 1. That is, in FIG.
The nail 4 a provided at the lower end of the battery cover 4 is held by the groove 3 a of the side cover 3. Then, the battery pack 2 is detached by opening and closing a lock mechanism provided at the upper end of the battery pack 2. The detachable button 5 of the lock mechanism is always pushed upward by the spring 5a, the protrusion 5b of the detachable button is locked by the hook 3a provided at the upper end of the side cover 3, and the battery pack 2 is attached to the side cover of the surveying instrument main body 1. 3 is attached.
【０００７】この時、バネ６ａによって側面カバー３か
ら突き出された本体側電気接点６と、バッテリーパック
２の側面カバー３に対向する側面４ｂに設けられたバッ
テリー側電気接点７とが接触し、これらの接点６、７を
通じて電力が測量機本体１に供給される。着脱ボタン５
を押し下げると、突起部５ｂがフック３ａから開放さ
れ、バッテリーパック２を測量機本体１の側面カバー３
から取り外す事ができる。バッテリーパック２の取り外
しは、消耗したバッテリーパック２のＮｉ−Ｈ電池を充
電したり、測量作業中に消耗したバッテリーパック２を
予備のバッテリーパックを交換したりするために行われ
る。At this time, the main body side electrical contact 6 protruding from the side cover 3 by the spring 6a comes into contact with the battery side electrical contact 7 provided on the side surface 4b facing the side cover 3 of the battery pack 2. Electric power is supplied to the surveying instrument main body 1 through the contacts 6 and 7. Detachable button 5
Is pushed down, the projection 5b is released from the hook 3a, and the battery pack 2 is attached to the side cover 3 of the surveying instrument main body 1.
Can be removed from. The removal of the battery pack 2 is performed in order to charge the Ni-H battery of the consumed battery pack 2 or to replace the consumed battery pack 2 with a spare battery pack during the surveying work.
【０００８】バッテリーパック２の、測量機本体１の側
面カバー３に対向する側面４ｂには、バッテリーの充電
時に発生する水素ガスを逃がす、ガス抜き穴９が設けら
れている。本実施形態では、Ｎｉ−Ｈ電池１０の配置及
び発生する水素ガスの量等を考慮して、図３に示した１
０箇所に設けられている。再度、バッテリーパック２が
測量機本体１の側面カバー３に取り付けられた状態を示
す図２を参照して、バッテリーパック２と側面カバー３
との間には、ガス抜き穴９の位置にガス抜き穴９を充分
に覆い隠す大きさのゴムスポンジ８Ａが設けられると共
に、電気接点６、７の位置に電気接点６、７を取り囲む
形状のゴムスポンジ８Ｂが設けられている。ゴムスポン
ジ８Ａ、８Ｂは、より多くのつぶし代を確保するため、
及びプラスチック部品であるバッテリーカバー２及び側
面カバー３の、ゴムスポンジ８Ａ、８Ｂがつぶされた時
の変形を防ぐため、並びにゴムスポンジ８Ａ、８Ｂを伝
う外部からの水の染込みを防ぐために、硬度が低い独立
発泡のゴムスポンジとすることが好ましい。独立発泡の
ゴムスポンジはゴムスポンジ内部の空洞が互いに独立し
ているので、外部からの水の侵入を防止する効果が大き
い。また、これらのゴムスポンジ８Ａ、８Ｂは、測量機
本体１の側面カバー３に設けることが好ましい。図４に
その様子を示した。A gas vent hole 9 is provided on the side surface 4b of the battery pack 2 facing the side cover 3 of the surveying instrument body 1 to allow hydrogen gas generated during charging of the battery to escape. In the present embodiment, in consideration of the arrangement of the Ni-H battery 10, the amount of generated hydrogen gas, and the like, 1 shown in FIG.
It is provided at 0 places. Referring again to FIG. 2, which shows a state in which the battery pack 2 is attached to the side cover 3 of the surveying instrument body 1, the battery pack 2 and the side cover 3 are shown.
A rubber sponge 8A having a size sufficient to sufficiently cover the gas vent hole 9 is provided at the position of the gas vent hole 9, and a shape surrounding the electric contacts 6, 7 at the position of the electric contacts 6, 7 is provided. A rubber sponge 8B is provided. The rubber sponges 8A and 8B ensure more crushing allowance,
In order to prevent deformation of the battery cover 2 and the side cover 3, which are plastic parts, when the rubber sponges 8A, 8B are crushed, and to prevent infiltration of water from the outside passing through the rubber sponges 8A, 8B. It is preferable to use an independently foamed rubber sponge with a low foam ratio. In the independently foamed rubber sponge, since the cavities inside the rubber sponge are independent of each other, the effect of preventing water from entering from the outside is great. It is preferable that these rubber sponges 8A and 8B are provided on the side cover 3 of the surveying instrument main body 1. FIG. 4 shows this state.
【０００９】前記構成により、バッテリーパック２を測
量機本体１の側面カバー３に取り付けて測量機１を使用
するに際し、ガス抜き穴９からの水・埃の浸入は、ゴム
スポンジ８Ａ、８Ｂによって防止される。なお、本実施
形態では、シール部材としてゴムスポンジを用いたが、
本発明は、これに限定されるものではなく、例えば薄肉
のフランジを有するゴム部材などの弾性体とすることも
できる。When the battery pack 2 is mounted on the side cover 3 of the surveying instrument main body 1 and the surveying instrument 1 is used, the intrusion of water and dust from the gas vent hole 9 is prevented by the rubber sponges 8A and 8B. Is done. In this embodiment, the rubber sponge is used as the seal member.
The present invention is not limited to this, and may be an elastic body such as a rubber member having a thin flange.
【００１０】[0010]
【発明の効果】上記の如く、本発明によれば、測量機本
体から取り外した充電時には発生したガスを逃がすこと
ができると共に、測量機に取り付けた際には、雨や埃が
侵入しないバッテリーパックを備えた測量機とする事が
出来る。As described above, according to the present invention, it is possible to release gas generated at the time of charging removed from the surveying instrument body, and to prevent rain and dust from entering when attached to the surveying instrument. Surveying instrument equipped with
【図１】本発明の一実施形態としての測量機の正面図。FIG. 1 is a front view of a surveying instrument as one embodiment of the present invention.
【図２】図１の要部を示す縦断面図。FIG. 2 is a longitudinal sectional view showing a main part of FIG.
【図３】図２のＡ矢視図。FIG. 3 is a view taken in the direction of arrow A in FIG. 2;
【図４】図２のＢ矢視図。FIG. 4 is a view taken in the direction of arrow B in FIG. 2;
１：測量機本体 ２：バッテリーパック ３：側面カバー ４：バッテリーカバー ５：着脱ボタン ６：本体側電気接点 ７：バッテリー側電気接点 ８Ａ、８Ｂ：ゴムスポンジ ９：ガス抜き穴 １０：Ｎｉ−Ｈ電池 1: surveying instrument body 2: battery pack 3: side cover 4: battery cover 5: detachable button 6: body side electrical contact 7: battery side electrical contact 8A, 8B: rubber sponge 9: gas vent hole 10: Ni-H battery
Claims (3)
けられた測量機において、 前記バッテリーパックにガス抜き穴を設けると共に、前
記バッテリーパックと前記測量機本体との間に、前記バ
ッテリーパックを測量機本体へ装着した際、前記ガス抜
き穴を塞ぐシール部材を介在させたことを特徴とする測
量機。1. A surveying instrument in which a battery pack is detachably provided on a main body, wherein a gas vent hole is provided in the battery pack, and the battery pack is disposed between the battery pack and the surveying instrument main body. A surveying instrument, wherein a sealing member for closing the gas vent hole is interposed when attached to the main body.
する測量機。2. The surveying instrument according to claim 1, wherein the sealing member is a closed cell elastic body.
において、 前記シール部材は、測量機本体の側面カバーに設けた事
を特徴とする測量機。3. The surveying instrument according to claim 1, wherein the sealing member is provided on a side cover of the surveying instrument main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15659696A JP3681820B2 (en) | 1996-06-18 | 1996-06-18 | Surveyor with battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15659696A JP3681820B2 (en) | 1996-06-18 | 1996-06-18 | Surveyor with battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH102738A true JPH102738A (en) | 1998-01-06 |
| JP3681820B2 JP3681820B2 (en) | 2005-08-10 |
Family
ID=15631221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15659696A Expired - Lifetime JP3681820B2 (en) | 1996-06-18 | 1996-06-18 | Surveyor with battery pack |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3681820B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016038369A (en) * | 2014-08-11 | 2016-03-22 | ▲隆▼夫 鈴木 | Laser distance meter retainer for angle measurement instrument |
| JP2020159873A (en) * | 2019-03-27 | 2020-10-01 | 株式会社トプコン | Power source unit attachment structure and surveying device |
-
1996
- 1996-06-18 JP JP15659696A patent/JP3681820B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016038369A (en) * | 2014-08-11 | 2016-03-22 | ▲隆▼夫 鈴木 | Laser distance meter retainer for angle measurement instrument |
| JP2020159873A (en) * | 2019-03-27 | 2020-10-01 | 株式会社トプコン | Power source unit attachment structure and surveying device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3681820B2 (en) | 2005-08-10 |
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