JPH0336180A - Load detecting device for elevator - Google Patents
Load detecting device for elevatorInfo
- Publication number
- JPH0336180A JPH0336180A JP1168365A JP16836589A JPH0336180A JP H0336180 A JPH0336180 A JP H0336180A JP 1168365 A JP1168365 A JP 1168365A JP 16836589 A JP16836589 A JP 16836589A JP H0336180 A JPH0336180 A JP H0336180A
- Authority
- JP
- Japan
- Prior art keywords
- lever
- switches
- cage
- car
- floor
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000000994 depressogenic effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000003550 marker Substances 0.000 description 1
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Elevator Control (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野コ
この発明は、エレベータ−のかご内荷重を検出する装置
に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] This invention relates to a device for detecting the load inside an elevator car.
［従来の技術］
第４図〜第６図は、例えば特開昭５３−４０９４３号公
報に示されたものに類似した従来のエレベータ−の荷重
検出装置を示す図で、第４図ばかご枠部分の正面図、第
５図は同じく側面図、第６図は第５図の■〜■線断面図
である。[Prior Art] Fig. 4 to Fig. 6 are diagrams showing a conventional elevator load detection device similar to that shown in, for example, Japanese Unexamined Patent Publication No. 53-40943. FIG. 5 is a side view of the same portion, and FIG. 6 is a sectional view taken along the line 1 to 2 in FIG. 5.
図中、（１）は昇降路内に立設されたガイドレール、（
２）はガイドレール（１）（１）間に配置されたかご枠
で、下枠（２ａ）、立柱（２ｂ）及び上枠（２ｃ）で構
成されている。（３）ばかご枠（２）の上下に設置され
ガイドレール（１）を転勤するローラによりかご枠（２
）の昇降を案内するガイドローラ、（４）は下枠（２ａ
）の上に固定された支持枠、（５）は支持枠（４）の上
に設置された防振ゴムからなる弾性体、（６）は弾性体
（５）の上に載置されたかご床、（７）はかご床（６）
の上に構築されたかご室、（８）は下枠（２ａ）に固定
された取付台、（９）は取付台（８）に複数個装着され
たスイッチで、かご床（６）の下面中央部と対向して配
置され、かつ順次低くなるように装着されている。In the figure, (1) is a guide rail installed in the hoistway, (
2) is a car frame arranged between the guide rails (1) (1), and is composed of a lower frame (2a), a vertical pillar (2b), and an upper frame (2c). (3) The car frame (2) is moved by rollers that are installed above and below the car frame (2) and transfers the guide rail (1).
), the guide roller (4) guides the raising and lowering of the lower frame (2a
), (5) is an elastic body made of anti-vibration rubber installed on the support frame (4), and (6) is a cage placed on the elastic body (5). Floor, (7) Basket floor (6)
(8) is a mounting base fixed to the lower frame (2a), (9) is a plurality of switches attached to the mounting base (8), and the lower surface of the car floor (6) is It is placed facing the center part and is installed so that it becomes lower in sequence.
従来のエレベータ−の荷重検出装置は上記のように構成
され、かご室（７）内の荷重が増加すると、この荷重に
応じた量だけ弾性体（５）は圧縮変位する。この弾性体
（５）の変位、すなわちかご床（６）の沈下量に応じて
スイッチ（９）は順次作動し、かご室（７）内の荷重に
応した出力を発する。A conventional elevator load detection device is constructed as described above, and when the load in the car chamber (7) increases, the elastic body (5) is compressed and displaced by an amount corresponding to this load. The switches (9) are sequentially operated in accordance with the displacement of the elastic body (5), that is, the amount of subsidence of the car floor (6), and generate an output corresponding to the load in the car room (7).
このスイッチ（９）の出力は、エレベータ−の速度制御
、過負荷警報等に使用される。速度制御に高精度が要求
されれば、当然スイッチ（９）の数も多くなる。検出素
子としてスイッチを用いたのは他の検出素子に比して安
価なためであり、この種の荷重検出装置として広く使用
されている。また、スイッチ（９）をかご床（６）の下
面中央部に配置したのは、かご室（６）内の荷重によっ
て傾くかご床（６）の変位を、可能な限り近似して検出
するためである。The output of this switch (9) is used for elevator speed control, overload alarm, etc. If high precision is required for speed control, the number of switches (9) will naturally increase. A switch is used as the detection element because it is cheaper than other detection elements, and is widely used as this type of load detection device. In addition, the reason why the switch (9) is placed in the center of the lower surface of the car floor (6) is to detect as closely as possible the displacement of the car floor (6) that tilts due to the load inside the car room (6). It is.
［発明が解決しようとする課題］
上記のような従来のエレベータ−の荷重検出装置では、
複数のスイッチ（９）を配置し、これらを弾性体（５）
の変位に応じて作動させるようにしているため、スイッ
チ（９）の数が多くなると、外側に配置されたスイッチ
は中央部のスイッチに比して荷重検出の誤差が増大し、
速度制御、過負荷検出等の信頼性が低下し、安定した乗
心地が得られないという問題点がある。[Problem to be solved by the invention] In the conventional elevator load detection device as described above,
A plurality of switches (9) are arranged, and these are connected to an elastic body (5).
As the number of switches (9) increases, the errors in load detection will increase for switches placed on the outside compared to switches in the center.
There is a problem that the reliability of speed control, overload detection, etc. decreases, and stable riding comfort cannot be obtained.
この発明は上記問題点を解決するためになされたもので
、スイッチの位置に伴う検出誤差が少なく、常に精度高
く荷重検出ができるようにしたエレベータ−の荷重検出
装置を提供することを目的とする。This invention was made in order to solve the above-mentioned problems, and aims to provide an elevator load detection device that has little detection error due to the position of the switch and can always detect loads with high accuracy. .
また、この発明の別の発明は、上記目的に加えて荷重検
出の仕様が変更されたときも、容易にスイッチの設定変
更ができるようにしたエレベータ−の荷重検出装置を提
供することを目的とする。In addition to the above object, another object of the present invention is to provide a load detection device for an elevator in which switch settings can be easily changed even when load detection specifications are changed. do.
［課題を解決するための手段］
この発明に係るエレベータ−の荷重検出装置は、一端が
かご枠に枢持され中間部がかご床下面中央部と接して弾
性体の変位に応じて回動する第１レバーと、この第ニレ
バーの他端に設けられかご床下面に対して傾斜しスイッ
チを順次動作させる第２レバーを設けたものである。[Means for Solving the Problems] The load detection device for an elevator according to the present invention has one end pivotally supported on the car frame, an intermediate portion in contact with the central portion of the lower surface of the car floor, and rotates in accordance with the displacement of an elastic body. A first lever and a second lever provided at the other end of the second lever and inclined with respect to the underside of the car floor sequentially operate the switches.
また、この発明の別の発明に係るエレベータ−の荷重検
出装置は、上記のものにおいて、かご枠に固着された取
付台に長穴を設け、これにスイッチを取り付けると共に
、この長穴に沿ってかご内荷重に相当するスイッチの位
置を示す標識を設けたものである。Further, in the elevator load detection device according to another aspect of the present invention, in the above-described device, a long hole is provided in the mounting base fixed to the car frame, a switch is attached to this, and a switch is attached to the mounting base fixed to the car frame. A sign is provided to indicate the position of the switch corresponding to the car load.
［作 用］
この発明においては、かご床下面中央部と接する第１レ
バーと、この第ニレバーに設けられて傾斜してスイッチ
と対応する第２レバーを設けたため、かご床中央部の動
きが各スイッチに均等に伝達される。[Function] In this invention, since the first lever is in contact with the central part of the lower surface of the car floor, and the second lever is provided on the second lever and is inclined and corresponds to the switch, the movement of the central part of the car floor is controlled by each movement. Evenly transmitted to the switch.
また、この発明の別の発明においては、取付台の長穴に
スイッチを取り付け、かつ長穴に沿ってかご内猜重に相
当する標識を設けたため、スイソ４
チは長穴に沿って移動し、標識を目安として設定される
。In addition, in another invention of the present invention, a switch is attached to the elongated hole of the mounting base, and a mark corresponding to the weight inside the car is provided along the elongated hole, so that the switch moves along the elongated hole. , are set using the signs as a guide.
［実施例］
第工図〜第３図はこの発明の一実施例を示す図で、第１
図は第５図の■−ｖｒ線拡大断面相当図、第２図は第上
図の左側面図、第３図は取付台の平面図であり、従来装
置と同様の部分は同一符号で示す。なお、第４図はこの
実施例にも共用される。[Example] Figures 1 to 3 are diagrams showing an example of this invention.
The figure is an enlarged sectional view corresponding to the ■-vr line in Fig. 5, Fig. 2 is a left side view of the upper figure, and Fig. 3 is a plan view of the mounting base. Portions similar to those of the conventional device are designated by the same reference numerals. . Note that FIG. 4 is also used in this embodiment.
図中、（１１）ばかご床（６）の下に配置され一端が下
枠（２ａ）に枢持され下枠（２ａ）を横断する第１レバ
ーで、その中間部上面に先端がかご床（６）の下面に接
触する作動体（１］、ａ）が突設されている。（１２）
は第」−レバー（１１）と下枠（２ａ）の間に挿入され
第ニレバー（１１）を上方へ付勢する押ばね、（１３）
は第１レバー（１１）の他端に固定されて第］−レバー
（１１）と直交し、かつかご床（６）の下面に対して傾
斜する第２レバー、（１４）は横断面り字状に形成され
その一面が下枠（２ａ）に締結された取付台で、その他
面（上面）には長穴（１４ａ）が般けられ、これにスイ
ッチ（９）が一定高さに設置されている。（＋４ｂ）は
スイッチ（９）の位置決め用基準位置、例えばかご室（
６）内荷重の２０％、３０％等を示す標識となる丸穴で
ある。In the figure, (11) is a first lever placed under the car floor (6), one end of which is pivotally supported by the lower frame (2a), and which traverses the lower frame (2a); An actuating body (1], a) that contacts the lower surface of (6) is provided in a protruding manner. (12)
a push spring (13) inserted between the second lever (11) and the lower frame (2a) and urging the second lever (11) upward;
is fixed to the other end of the first lever (11) and is perpendicular to the second lever (11), and is inclined with respect to the lower surface of the car floor (6); (14) is a curved cross section; It is a mounting base formed in the shape of a shape and fastened to the lower frame (2a) on one side, and a long hole (14a) is provided on the other side (top side), into which a switch (9) is installed at a constant height. ing. (+4b) is the reference position for positioning the switch (9), for example, the car compartment (
6) It is a round hole that serves as a sign indicating 20%, 30%, etc. of the internal load.
上記のように構成されたエレベータ−の荷重検出装置に
おいては、かご室（７）内の荷重が増加すると、精度の
高いかご床（６）の中央部の動きが作動体（ｌｌａ）に
伝えられ、第ニレバー（１１）は回動し、第２レバー（
１３）は下方へ変位する。これで、スイッチ（９）は順
次押圧され、かご室（７）内の荷重に相当するスイッチ
（９）が順次作動して出力を発生する。すなわちかご室
（７）内荷重が検出される。かご室（７）内の荷重が減
少すると、上記とは逆の動作となり、第ニレバー（■１
）は押ばね（１２）の力で回動し、第２レバー（１３）
は上方へ変位する。これでかご室（７）内荷重に相当す
るスイッチが作動することになる。In the elevator load detection device configured as described above, when the load in the car room (7) increases, the highly accurate movement of the center of the car floor (6) is transmitted to the operating body (lla). , the second lever (11) rotates, and the second lever (
13) is displaced downward. As a result, the switches (9) are sequentially pressed, and the switches (9) corresponding to the loads in the car (7) are sequentially operated to generate output. That is, the load inside the car (7) is detected. When the load inside the car (7) decreases, the operation is opposite to the above, and the second lever (■1
) is rotated by the force of the push spring (12), and the second lever (13)
is displaced upward. This will activate the switch corresponding to the load inside the car (7).
スイッチ（９）の据付時は、第２レバー（１３）とのす
き間が最小のスイッチ（９）について、かご床（６）に
荷重を乗せて動作確認をすればよく、残りのスイッチ（
９）は最初のスイッチ（９）の高さに合わせて設定すれ
ば荷重試験を省略することができる。When installing the switch (9), check the operation of the switch (9) with the smallest gap between it and the second lever (13) by placing a load on the car floor (6).
If 9) is set to match the height of the first switch (9), the load test can be omitted.
また、速度制御等で任意の荷重で動作できるように変更
の要求が生した場合には、標識（１４ｂ）によって容易
にスイッチ（９）を設定することができる。Further, when a request for a change is made to allow operation with an arbitrary load due to speed control or the like, the switch (9) can be easily set using the sign (14b).
［発明の効果コ
以上説明したとおりこの発明では、一端がかご枠に枢持
され中間部がかご床下面中央部と接して弾性体の変位に
応して回動する第１レバーと、この第１レバーの他端に
設けられかご床下面に対して傾斜しスイッチを順次動作
させる第２レバーを設けたので、かご床中央部の動きが
各スイッチに均等に伝達され、スイッチの位置に伴う検
出誤差は少なくなり、常に精度高く荷重検出ができる効
果がある９
また、この発明の別の発明では、かご粋に固着された取
付台に長穴を設け、これにスイッチを取付けると共に、
この長穴に沿ってかご内荷重に相当するスイッチの位置
を示す標識を設けたので、スイッチは長穴に沿って移動
し、標識を目安にして設定され、荷重検出の仕様が変更
されたときも、７〜
容易にスイッチの設定変更ができる効果がある。[Effects of the Invention] As explained above, the present invention includes a first lever whose one end is pivotally supported on the car frame, whose middle portion contacts the central portion of the lower surface of the car floor, and which rotates in accordance with the displacement of the elastic body; Since a second lever is provided at the other end of the first lever and is inclined with respect to the underside of the car floor to sequentially operate the switches, the movement of the central part of the car floor is evenly transmitted to each switch, and detection according to the position of the switch is possible. Errors are reduced, and the load can be detected with high accuracy at all times.9 In addition, in another invention of the present invention, a long hole is provided in the mounting base fixed to the cage, and a switch is attached to the hole.
A sign is provided along this elongated hole to indicate the position of the switch corresponding to the load inside the car, so the switch moves along the elongated hole and is set using the sign as a guide when the load detection specifications are changed. 7~ It also has the effect of making it easy to change the switch settings.
第上図はこの発明によるエレベータ−の荷重検出装置の
一実施例を示す図で、第５図のＶＩ−ＶＩ線拡大断面相
当図、第２図は第上図の左側面図、第３図は第１図の取
付台の平面図、第４図は従来のエレベータ−の荷重検出
装置を示すかご枠部分の正面図、第５図は第４図の側面
図、第６図は第５図のＶＩ−ＶＩ線断面図である。
図中、（２）はかと枠、（２ａ）は下枠、（５）は弾性
体、（６）ばかご床、（９）はスイッチ、（１１）は第
１レバー（Ｉｌａ）は作動体、（１３）は第２レバー、
（１４）は取付台、（１４ａ）は長穴、（１４ｂ）は標
識である。
なお、図中同一符号は同一部分を示す。The upper figure is a diagram showing an embodiment of the elevator load detection device according to the present invention, and is a view corresponding to an enlarged cross section taken along the line VI-VI in Figure 5, Figure 2 is a left side view of the upper figure, and Figure 3 is a plan view of the mounting base in Fig. 1, Fig. 4 is a front view of the car frame showing a conventional elevator load detection device, Fig. 5 is a side view of Fig. 4, and Fig. 6 is Fig. 5. It is a sectional view taken along the line VI-VI. In the figure, (2) is the heel and frame, (2a) is the lower frame, (5) is the elastic body, (6) is the basket floor, (9) is the switch, (11) is the first lever (Ila) is the actuating body , (13) is the second lever,
(14) is a mounting base, (14a) is a long hole, and (14b) is a marker. Note that the same reference numerals in the figures indicate the same parts.
Claims (2)
ご枠と上記かご床の間に複数個のスイッチを配設し、上
記弾性体の変位により上記スイッチを順次動作させる装
置において、上記かご床の下に配置され一端が上記かご
枠に枢持され中間部が上記かご床の下面中央部と接して
上記弾性体の変位に応じて回動する第１レバーと、この
第１レバーの他端に固定され上記かご床下面に対して傾
斜し上記第１レバーの回動により上記傾斜面が上記スイ
ッチを順次動作させる第２レバーとを備えたことを特徴
とするエレベーターの荷重検出装置。(1) In a device in which a car floor is supported on a car frame via an elastic body, a plurality of switches are arranged between the car frame and the car floor, and the switches are sequentially operated by displacement of the elastic body, the above-mentioned a first lever disposed under the car floor, one end of which is pivotally supported by the car frame, an intermediate portion of which is in contact with the center portion of the lower surface of the car floor, and which rotates in response to displacement of the elastic body; A load detection device for an elevator, comprising: a second lever fixed to the other end and inclined with respect to the lower surface of the car floor, and causing the inclined surface to sequentially operate the switches by rotation of the first lever.
穴にスイッチを取り付けると共に、上記長穴に沿ってか
ご内荷重に相当する上記スイッチの位置を示す標識を設
けた特許請求の範囲第１項記載のエレベーターの荷重検
出装置。(2) A patent claim in which a mounting base fixed to the car frame is provided with an elongated hole, a switch is attached to the elongated hole, and a sign is provided along the elongated hole to indicate the position of the switch corresponding to the load inside the car. The elevator load detection device according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1168365A JPH0336180A (en) | 1989-06-30 | 1989-06-30 | Load detecting device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1168365A JPH0336180A (en) | 1989-06-30 | 1989-06-30 | Load detecting device for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0336180A true JPH0336180A (en) | 1991-02-15 |
Family
ID=15866736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1168365A Pending JPH0336180A (en) | 1989-06-30 | 1989-06-30 | Load detecting device for elevator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336180A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5305613A (en) * | 1991-11-27 | 1994-04-26 | Honda Giken Kogyo Kabushiki Kaisha | Air conditioning system suitable for use in a electric vehicle |
| US5325912A (en) * | 1991-11-27 | 1994-07-05 | Honda Giken Kogyo Kabushiki Kaisha | Air conditioning system with reduced energy consumption during defrosting for an electric vehicle |
| US5490572A (en) * | 1991-12-04 | 1996-02-13 | Honda Giken Kogyo Kabushiki Kaisha | Battery temperature control system in electric automobile |
| JP2009091124A (en) * | 2007-10-10 | 2009-04-30 | Mitsubishi Electric Corp | Load detector of elevator |
| CN110395643A (en) * | 2018-04-25 | 2019-11-01 | 富士达株式会社 | Elevator cage device and elevator |
-
1989
- 1989-06-30 JP JP1168365A patent/JPH0336180A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5305613A (en) * | 1991-11-27 | 1994-04-26 | Honda Giken Kogyo Kabushiki Kaisha | Air conditioning system suitable for use in a electric vehicle |
| US5325912A (en) * | 1991-11-27 | 1994-07-05 | Honda Giken Kogyo Kabushiki Kaisha | Air conditioning system with reduced energy consumption during defrosting for an electric vehicle |
| US5524446A (en) * | 1991-11-27 | 1996-06-11 | Honda Giken Kogyo Kabushiki Kaisha | Air conditioning system suitable for use in an electric vehicle |
| US5490572A (en) * | 1991-12-04 | 1996-02-13 | Honda Giken Kogyo Kabushiki Kaisha | Battery temperature control system in electric automobile |
| JP2009091124A (en) * | 2007-10-10 | 2009-04-30 | Mitsubishi Electric Corp | Load detector of elevator |
| CN110395643A (en) * | 2018-04-25 | 2019-11-01 | 富士达株式会社 | Elevator cage device and elevator |
| CN110395643B (en) * | 2018-04-25 | 2022-04-12 | 富士达株式会社 | Elevator car device and elevator |
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