JPH1078001A - Hydraulic unit - Google Patents
Hydraulic unitInfo
- Publication number
- JPH1078001A JPH1078001A JP8230976A JP23097696A JPH1078001A JP H1078001 A JPH1078001 A JP H1078001A JP 8230976 A JP8230976 A JP 8230976A JP 23097696 A JP23097696 A JP 23097696A JP H1078001 A JPH1078001 A JP H1078001A
- Authority
- JP
- Japan
- Prior art keywords
- storage chamber
- hydraulic
- oil
- oil storage
- control valve
- 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
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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Landscapes
- Types And Forms Of Lifts (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、油圧エレベータ等
の駆動源として用いられる油圧ユニットに関し、特に住
宅用の油圧エレベータに好適な油圧ユニットに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydraulic unit used as a drive source for a hydraulic elevator or the like, and more particularly to a hydraulic unit suitable for a residential hydraulic elevator.
【０００２】[0002]
【従来の技術】従来より、特開平７−２７９９０１号公
報にあるように、油タンクを上板により上下に仕切り、
上板の下側がわに作動油を貯蔵し、上板の上側に電動
機、油圧ポンプ、制御弁等を配置していた。2. Description of the Related Art Conventionally, as disclosed in JP-A-7-279901, an oil tank is vertically divided by an upper plate.
The lower side of the upper plate stores hydraulic oil, and an electric motor, a hydraulic pump, a control valve, and the like are arranged above the upper plate.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、こうし
た従来のものでは、図４に二点鎖線で示すように、油圧
ユニットａを住宅用油圧エレベータの油圧供給源として
用いた場合、油圧ユニットａを収納できる高さを十分に
確保できる場所、例えば、油圧エレベータの側面にしか
設置できず、設置場所が制約されていた。そのため、油
圧エレベータの側面が住宅の壁と接近している場合等に
は、油圧ユニットａの保守・点検がし難く、また、設置
が出来なくなる場合もあるという問題があった。However, in such a conventional apparatus, as shown by a two-dot chain line in FIG. 4, when the hydraulic unit a is used as a hydraulic supply source of a residential hydraulic elevator, the hydraulic unit a is stored. It can only be installed on a place where a sufficient height can be secured, for example, on the side of a hydraulic elevator, and the installation place is restricted. For this reason, when the side surface of the hydraulic elevator is close to the wall of the house, there is a problem that the maintenance and inspection of the hydraulic unit a is difficult, and the hydraulic unit a may not be installed.
【０００４】本発明の課題は、保守・点検がしやすい場
所への設置が容易な油圧ユニットを提供することにあ
る。[0004] It is an object of the present invention to provide a hydraulic unit which can be easily installed in a place where maintenance and inspection are easy.
【０００５】[0005]
【課題を解決するための手段】かかる課題を達成すべ
く、本発明は課題を解決するため次の手段を取った。即
ち、作動油を貯蔵する油貯蔵室の側方に、電動機及び該
電動機により回転駆動されて前記油貯蔵室の作動油を吸
入吐出する油圧ポンプを収納した収納室を連設したこと
を特徴とする油圧ユニットがそれである。In order to achieve the above object, the present invention takes the following means to solve the problem. That is, a storage chamber that houses an electric motor and a hydraulic pump that is rotationally driven by the electric motor and that sucks and discharges the hydraulic oil in the oil storage chamber is connected to a side of the oil storage chamber that stores the hydraulic oil. That is the hydraulic unit that does it.
【０００６】また、上方が開口した長方形状の箱体を略
垂直な仕切板で仕切り、一方を前記油貯蔵室とし、他方
を前記収納室とし、前記開口を着脱自在な上板により閉
塞してもよい。更に、前記油貯蔵室と前記油圧ポンプの
吸入側とを前記仕切板を介して吸入管により接続しても
よく、あるいは、前記油貯蔵室内に油圧マフラーを収納
し、前記収納室に制御弁を収納し、前記油圧マフラーと
前記制御弁とを前記仕切板を介して給排管により接続し
てもよい。A rectangular box having an upper opening is partitioned by a substantially vertical partition plate, one of which is the oil storage chamber, the other is the storage chamber, and the opening is closed by a removable upper plate. Is also good. Furthermore, the oil storage chamber and the suction side of the hydraulic pump may be connected by a suction pipe via the partition plate, or a hydraulic muffler is stored in the oil storage chamber, and a control valve is provided in the storage chamber. The hydraulic muffler and the control valve may be housed and connected to each other by a supply / discharge pipe via the partition plate.
【０００７】[0007]
【発明の実施の形態】以下本発明の実施の形態を図面に
基づいて詳細に説明する。図１ないし図３に示すよう
に、１は箱体で、箱体１は底板１ａと底板１ａの四囲を
囲む各側板１ｂ，１ｃ，１ｄ，１ｅとが密接に固着され
て長方形状に形成されると共に、上方に向かっては開口
２が形成されている。また、箱体１は、底板１ａ及び各
側板１ｂ，１ｃ，１ｄ，１ｅに密接に、かつ略垂直に固
着された仕切板４により仕切られている。Embodiments of the present invention will be described below in detail with reference to the drawings. As shown in FIGS. 1 to 3, reference numeral 1 denotes a box, and the box 1 is formed in a rectangular shape by tightly fixing a bottom plate 1a and side plates 1b, 1c, 1d, 1e surrounding four sides of the bottom plate 1a. In addition, an opening 2 is formed upward. Further, the box body 1 is partitioned by a partition plate 4 closely and substantially vertically fixed to the bottom plate 1a and the side plates 1b, 1c, 1d, 1e.
【０００８】仕切られた一方は、作動油が貯蔵される油
貯蔵室６とされ、他方は収納室８とされている。油貯蔵
室６には、作動油の脈流を減少させる油圧マフラー１０
が対向する側板１ｄ，１ｅ間に張り渡された支持部材１
２にＵボルト１４により固定されて収納されている。One of the partitions is an oil storage chamber 6 for storing hydraulic oil, and the other is a storage chamber 8. The oil storage chamber 6 has a hydraulic muffler 10 for reducing the pulsating flow of hydraulic oil.
Support member 1 stretched between the side plates 1d and 1e facing each other.
2 are fixed by U bolts 14 and housed.
【０００９】収納室８には、電動機１６及び油圧ポンプ
１８が収納されており、電動機１６は側板１ｄ，１ｅに
固定され、また油圧ポンプ１８は電動機１６に固定され
ている。そして、電動機１６の図示しない回転軸を介し
て油圧ポンプ１８が回転駆動されるように配置されてい
る。An electric motor 16 and a hydraulic pump 18 are accommodated in the storage room 8, and the electric motor 16 is fixed to the side plates 1d and 1e, and the hydraulic pump 18 is fixed to the electric motor 16. The hydraulic pump 18 is arranged to be driven to rotate via a rotating shaft (not shown) of the electric motor 16.
【００１０】油圧ポンプ１８の吸入側には吸入管２０の
一端が接続されており、吸入管２０の他端は、油貯蔵室
６内に設けられたストレーナ２２に仕切板４を介して接
続されている。油圧ポンプ１８の吐出側には収納室８に
収納された制御弁２４が接続されており、制御弁２４に
は第１給排管２６の一端が接続されている。第１給排管
２６の他端は、油圧マフラー１０に一端が接続された第
２給排管２８の他端と仕切板４を介して接続されてい
る。One end of a suction pipe 20 is connected to the suction side of the hydraulic pump 18, and the other end of the suction pipe 20 is connected via a partition plate 4 to a strainer 22 provided in the oil storage chamber 6. ing. A control valve 24 housed in the housing chamber 8 is connected to the discharge side of the hydraulic pump 18, and one end of a first supply / discharge pipe 26 is connected to the control valve 24. The other end of the first supply / discharge tube 26 is connected via the partition plate 4 to the other end of the second supply / discharge tube 28, one end of which is connected to the hydraulic muffler 10.
【００１１】また、油圧マフラー１０に一端が接続され
た接続管３０の他端には、収納室８から側板１ｅを貫通
して外部に突出された接続管３２に仕切板４を介して接
続されている。更に、制御弁２４に一端が接続された第
１戻り管３４の他端は、油貯蔵室６内に設けられ開口さ
れた第２戻り管３６に仕切板４を介して接続されてい
る。Further, the other end of the connecting pipe 30 connected to the hydraulic muffler 10 at one end is connected to the connecting pipe 32 which penetrates through the side plate 1e from the storage chamber 8 and protrudes outside through the partition plate 4. ing. Further, the other end of the first return pipe 34, one end of which is connected to the control valve 24, is connected via a partition plate 4 to a second return pipe 36 provided in the oil storage chamber 6 and opened.
【００１２】一方、開口２は箱体１に着脱自在に取り付
けられた二枚の上板３８ａ，３８ｂにより閉塞されてい
る。また、箱体１の外側底部には、一対の脚部材３９
ａ，３９ｂが取り付けられており、脚部材３９ａ，３９
ｂにより床面等に設置できるように構成されている。On the other hand, the opening 2 is closed by two upper plates 38a and 38b detachably attached to the box 1. A pair of leg members 39 is provided on the outer bottom of the box 1.
a, 39b are attached, and the leg members 39a, 39
It is configured so that it can be installed on the floor or the like by b.
【００１３】本実施例では、前述した油圧ユニットＵ
は、図４に示すように、住宅用の油圧エレベータに用い
られており、この油圧エレベータでは住宅の１階床面１
ＦＬが掘り下げられて、浅いピット４０が形成されてい
る。ピット４０には、その四隅に柱４２〜４５が立設さ
れており、住宅の１階〜３階に対応して、開閉扉４６〜
４８が設けられている。In this embodiment, the hydraulic unit U
Is used in a hydraulic elevator for a house, as shown in FIG.
The FL is dug down to form a shallow pit 40. In the pit 40, pillars 42 to 45 are erected at the four corners, and the doors 46 to 45 correspond to the first to third floors of the house.
48 are provided.
【００１４】また、４本の柱４２〜４５内には、エレベ
ータルーム５０が昇降可能に設けられており、エレベー
タルーム５０は柱４２〜４５と平行に立設された単動シ
リンダ５２により昇降されるように構成されている。単
動シリンダ５２は油圧ユニットＵの接続管３２に接続さ
れており、油圧ユニットＵはピット４０内に設置されて
いる。An elevator room 50 is provided in the four columns 42 to 45 so as to be able to move up and down. The elevator room 50 is moved up and down by a single-acting cylinder 52 erected in parallel with the columns 42 to 45. It is configured to: The single-acting cylinder 52 is connected to the connection pipe 32 of the hydraulic unit U, and the hydraulic unit U is installed in the pit 40.
【００１５】次に、前述した本実施例の油圧ユニットＵ
の作動について説明する。まず、制御弁２４により油圧
ポンプ１８の吐出側と第１給排管２６とが連通され、電
動機１６が回転駆動されると、油圧ポンプ１８がストレ
ーナ２２、吸入管２０を介して油貯蔵室６から作動油を
吸入し、制御弁２４、第１給排管２６、第２給排管２
８、油圧マフラー１０、接続管３０，３２を介して単動
シリンダ５２に高圧作動油を供給する。よって、単動シ
リンダ５２は伸長側に駆動されて、エレベータルーム５
０を上昇させる。Next, the hydraulic unit U of the above-described embodiment will be described.
The operation of will be described. First, the discharge side of the hydraulic pump 18 and the first supply / discharge pipe 26 are communicated by the control valve 24, and when the electric motor 16 is driven to rotate, the hydraulic pump 18 is connected to the oil storage chamber 6 via the strainer 22 and the suction pipe 20. The control valve 24, the first supply / discharge pipe 26, and the second supply / discharge pipe 2
8. Supply high-pressure hydraulic oil to the single-acting cylinder 52 via the hydraulic muffler 10 and the connection pipes 30 and 32. Therefore, the single-acting cylinder 52 is driven to the extension side, and the elevator room 5
Increase 0.
【００１６】また、エレベータルーム５０を下降させる
ときには、制御弁２４を切り換えて、第１給排管２６と
第１戻り管３４とを連通させる。よって、単動シリンダ
５２から排出される作動油が、接続管３２，３０、油圧
マフラー１０、第２給排管２８、第１給排管２６、第１
戻り管３４、第２戻り管３６を介して油貯蔵室６に戻さ
れる。When the elevator room 50 is lowered, the control valve 24 is switched so that the first supply / discharge pipe 26 communicates with the first return pipe 34. Therefore, the hydraulic oil discharged from the single-acting cylinder 52 is supplied to the connection pipes 32 and 30, the hydraulic muffler 10, the second supply / discharge pipe 28, the first supply / discharge pipe 26, and the first supply / discharge pipe 26.
The oil is returned to the oil storage chamber 6 via the return pipe 34 and the second return pipe 36.
【００１７】前述したように、油圧ユニットＵは、その
高さが低いので、浅いピット４０にでも設置することが
できる。また、油圧ユニットＵの保守・点検の際には、
まず、エレベータルーム５０を２階以上に上昇させ、１
階の開閉扉４６を開く。そして、作業者がピット４０内
に入り、油圧ユニットＵの上板３８ａ，３８ｂを取り外
し、保守・点検を行う。上板３８ａ，３８ｂを取り外す
と、箱体１の上方が開口するので、四囲が壁に囲まれた
ピット４０内であっても、開口２から工具を容易に挿入
でき、保守・点検作業がしやすい。As described above, since the hydraulic unit U has a low height, it can be installed even in a shallow pit 40. Also, during maintenance and inspection of the hydraulic unit U,
First, raise the elevator room 50 to the second floor or higher,
The floor opening / closing door 46 is opened. Then, the worker enters the pit 40, removes the upper plates 38a, 38b of the hydraulic unit U, and performs maintenance and inspection. When the upper plates 38a and 38b are removed, the upper part of the box 1 is opened, so that even in the pit 40 surrounded by a wall, tools can be easily inserted from the opening 2 and maintenance and inspection work can be performed. Cheap.
【００１８】更に、仕切板４を介して、油圧ポンプ１８
や制御弁２４と油貯蔵室６とを接続しているので、箱体
１の外側に多くの配管が飛び出すことがなく、設置が容
易である。しかも、収納室８が密閉されることとなるの
で、収納室８への水の進入を防止でき、電動機１６や制
御弁２４の電気系統が保護される。Further, a hydraulic pump 18 is provided via the partition plate 4.
And the control valve 24 and the oil storage chamber 6 are connected to each other, so that many pipes do not jump out of the box 1 and installation is easy. Moreover, since the storage room 8 is sealed, water can be prevented from entering the storage room 8, and the electric system of the motor 16 and the control valve 24 is protected.
【００１９】以上本発明はこの様な実施例に何等限定さ
れるものではなく、本発明の要旨を逸脱しない範囲にお
いて種々なる態様で実施し得る。As described above, the present invention is not limited to such an embodiment, and can be implemented in various modes without departing from the gist of the present invention.
【００２０】[0020]
【発明の効果】以上詳述したように本発明の油圧ユニッ
トは、その高さが低いので、住宅用油圧エレベータの浅
いピット内にも容易に設置でき、ピット内で油圧ユニッ
トの保守・点検作業を行うことができるという効果を奏
する。また、箱体を仕切板で仕切り、開口を着脱可能な
上板で塞ぐことにより、上板を取り外して上側から容易
に保守・点検作業ができるようになる。As described above in detail, the hydraulic unit of the present invention has a low height, so that it can be easily installed even in a shallow pit of a residential hydraulic elevator. Is achieved. Further, the box body is partitioned by the partition plate, and the opening is closed by the detachable upper plate, so that the upper plate is removed, so that maintenance and inspection work can be easily performed from the upper side.
【００２１】仕切板を介して油貯蔵室と油圧ポンプとを
接続することにより、吸入管が箱体の外側に飛び出すこ
とがなく、更に、油圧マフラーを油貯蔵室に、制御弁を
収納室に収納して、仕切板を介して接続することによ
り、箱体内に必要な機器を収納でき、また、給排管が箱
体の外側に飛び出すことがなく、設置が容易となると共
に、水分から電気系統を保護することができる。By connecting the oil storage chamber and the hydraulic pump via the partition plate, the suction pipe does not jump out of the box, and the hydraulic muffler is installed in the oil storage chamber and the control valve is installed in the storage chamber. By storing and connecting via a partition plate, necessary equipment can be stored in the box, and the supply / drain pipe does not jump out of the box, making installation easy, The system can be protected.
【図１】本発明の一実施形態を示す油圧ユニットの中央
断面図である。FIG. 1 is a central sectional view of a hydraulic unit showing one embodiment of the present invention.
【図２】図１のＡＡ断面図である。FIG. 2 is a sectional view taken along the line AA of FIG.
【図３】図１のＢＢ断面図である。FIG. 3 is a sectional view taken along the line BB of FIG. 1;
【図４】本実施形態の油圧ユニットを用いた住宅用油圧
エレベータの概略斜視図である。FIG. 4 is a schematic perspective view of a residential hydraulic elevator using the hydraulic unit of the present embodiment.
１…箱体 ２…開口 ４…仕切板 ６…油貯蔵室 ８…収納室 １０…油圧マフラー １６…電動機 １８…油圧ポンプ ２０…吸入管 ２４…制御弁 ３８ａ，３８ｂ…上板 ４０…ピット ５２…単動シリンダ DESCRIPTION OF SYMBOLS 1 ... Box 2 ... Opening 4 ... Partition plate 6 ... Oil storage room 8 ... Storage room 10 ... Hydraulic muffler 16 ... Electric motor 18 ... Hydraulic pump 20 ... Suction pipe 24 ... Control valves 38a, 38b ... Upper plate 40 ... Pit 52 ... Single acting cylinder
Claims (4)
動機及び該電動機により回転駆動されて前記油貯蔵室の
作動油を吸入吐出する油圧ポンプを収納した収納室を連
設したことを特徴とする油圧ユニット。1. A storage chamber containing an electric motor and a hydraulic pump rotatably driven by the electric motor and sucking and discharging the hydraulic oil in the oil storage chamber are connected to a side of the oil storage chamber for storing the hydraulic oil. A hydraulic unit characterized by the following.
な仕切板で仕切り、一方を前記油貯蔵室とし、他方を前
記収納室とし、 前記開口を着脱自在な上板により閉塞したことを特徴と
する請求項１記載の油圧ユニット。2. A rectangular box having an upper opening, which is partitioned by a substantially vertical partition plate, one of which is the oil storage chamber, the other is the storage chamber, and the opening is closed by a removable upper plate. The hydraulic unit according to claim 1, wherein:
とを前記仕切板を介して吸入管により接続したことを特
徴とする請求項２記載の油圧ユニット。3. The hydraulic unit according to claim 2, wherein the oil storage chamber and the suction side of the hydraulic pump are connected by a suction pipe via the partition plate.
収納し、前記収納室に制御弁を収納し、前記油圧マフラ
ーと前記制御弁とを前記仕切板を介して給排管により接
続したことを特徴とする請求項２または請求項３記載の
油圧ユニット。4. A hydraulic muffler is housed in the oil storage chamber, a control valve is housed in the storage chamber, and the hydraulic muffler and the control valve are connected by a supply / discharge pipe via the partition plate. The hydraulic unit according to claim 2 or 3, wherein:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8230976A JPH1078001A (en) | 1996-08-30 | 1996-08-30 | Hydraulic unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8230976A JPH1078001A (en) | 1996-08-30 | 1996-08-30 | Hydraulic unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH1078001A true JPH1078001A (en) | 1998-03-24 |
Family
ID=16916281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8230976A Pending JPH1078001A (en) | 1996-08-30 | 1996-08-30 | Hydraulic unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH1078001A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244475A (en) * | 2013-05-03 | 2013-08-14 | 苏州金牛精密机械有限公司 | Hydraulic oil tank with hydraulic element storage grooves |
-
1996
- 1996-08-30 JP JP8230976A patent/JPH1078001A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244475A (en) * | 2013-05-03 | 2013-08-14 | 苏州金牛精密机械有限公司 | Hydraulic oil tank with hydraulic element storage grooves |
| CN103244475B (en) * | 2013-05-03 | 2015-12-09 | 苏州金牛精密机械有限公司 | A kind of hydraulic oil container with hydraulic element storage tank |
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