JPH06245926A - Mobile x-ray photographing device - Google Patents

Mobile x-ray photographing device

Info

Publication number
JPH06245926A
JPH06245926A JP5060867A JP6086793A JPH06245926A JP H06245926 A JPH06245926 A JP H06245926A JP 5060867 A JP5060867 A JP 5060867A JP 6086793 A JP6086793 A JP 6086793A JP H06245926 A JPH06245926 A JP H06245926A
Authority
JP
Japan
Prior art keywords
driving unit
rear wheels
right rear
mobile
lock mechanism
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
Application number
JP5060867A
Other languages
Japanese (ja)
Inventor
Naoyuki Murao
直幸 村尾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shimadzu Corp filed Critical Shimadzu Corp
Priority to JP5060867A priority Critical patent/JPH06245926A/en
Publication of JPH06245926A publication Critical patent/JPH06245926A/en
Pending legal-status Critical Current

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  • Handcart (AREA)
  • Apparatus For Radiation Diagnosis (AREA)

Abstract

PURPOSE:To simply and quickly draw up a heavy X-ray photographing device to a bed without necessitating repeating switch-back by providing the left and the right rear wheels to a driving unit which can turn around the vertical axis center, and providing a lock mechanism for switching the driving unit to a turnable state and an unturnable state. CONSTITUTION:Front wheels 2 are constituted of caster wheels which can turn in all directions, and each rear wheel 3 is constituted of a driving wheel whose left and right are independent and which can be rotated forward and backward by an electrically-driven motor 12 with a speed reducer. The left and the right rear wheels 3 and the electrically-driven motor 12 are installed in a driving unit 15 of the lower part of the car body, and the driving unit 15 is supported axially so that it can turn in all directions around the vertical axis center P position at the center of the left and the right rear wheels 3. A lock mechanism 16 consists of a holder 16a fixed onto the driving unit 15, and an electromagnet 16b fitted and supported thereby so that only the vertical motion can be executed, and by allowing a flange 17 provided on the bottom face of a mobile carriage to suck the energized electromagnet 16b, the driving unit 15 is fixed to the mobile cart 4, and by releasing the energizing, turning of the driving unit 15 is permitted.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は、手術室や救急室での
X線撮影や回診X線撮影などに用いる移動式X線撮影装
置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile X-ray radiographing apparatus used for X-ray radiography or round-trip X-ray radiography in an operating room or an emergency room.

【0002】[0002]

【従来の技術】この種の移動式X線装置は、一般に四輪
走行式であり、左右一対の前輪が小径のキャスター輪
に、また、左右一対の後輪が電動モータで独立駆動され
る大径の駆動輪に構成されており、左右の後輪を同時に
正転することで車体を直進前進させ、左右の後輪を同時
に逆転することで車体を直進後進させ、左右の後輪を速
度差をもって駆動することで車体を向き変更するように
構成されている。
2. Description of the Related Art A mobile X-ray apparatus of this type is generally of a four-wheel traveling type, and a pair of left and right front wheels are caster wheels having a small diameter, and a pair of left and right rear wheels are independently driven by an electric motor. It is composed of driving wheels of a diameter.By rotating the left and right rear wheels forward at the same time, the car body goes straight forward.By rotating the left and right rear wheels at the same time, the car body goes straight backward, and the left and right rear wheels have a speed difference. It is configured to change the direction of the vehicle body by driving with.

【0003】上記のような移動式X線撮影装置を、撮影
対象である被検体が仰臥したベッドに横付け、被検体と
ベッドとの間に撮影フィルムを装填した後、X線撮影装
置からX線を照射することによって、関心部位を撮影し
ている。
The mobile X-ray photographing apparatus as described above is placed horizontally on a bed on which a subject to be photographed is lying down, and a photographing film is loaded between the subject and the bed. The region of interest is imaged by irradiating.

【0004】[0004]

【発明が解決しようとする課題】しかしながら、従来の
移動式X線撮影装置には次のような問題点がある。すな
わち、従来の装置では、X線装置の車体を一気にベッド
に横付けすることはできず、自動車の縦列駐車の要領で
スイッチバックを繰り返してベッドとの間隔をつめる操
作を行っており、大重量(約400kg)の移動式X線
撮影装置を所望位置にセットするだけで相当の労力と時
間を必要としていた。
However, the conventional mobile X-ray imaging apparatus has the following problems. That is, in the conventional device, the body of the X-ray device cannot be horizontally attached to the bed at a stretch, and the switchback is repeated in the manner of parallel parking of the vehicle to reduce the distance from the bed. Setting a mobile X-ray imaging device (about 400 kg) at a desired position requires a considerable amount of labor and time.

【0005】この発明は、このような事情に鑑みてなさ
れたものであって、重い移動式X線撮影装置を簡単迅速
にベッドに横付けできるようにすることを目的とする。
The present invention has been made in view of the above circumstances, and an object thereof is to enable a heavy mobile X-ray imaging apparatus to be easily and quickly placed next to a bed.

【0006】[0006]

【課題を解決するための手段】上記目的を達成するため
に、この発明は次のような構成をとる。すなわち、この
発明は、左右一対のキャスター式前輪と独立駆動される
左右一対の後輪とを備えた移動式X線撮影装置におい
て、縦軸心を中心に旋回可能な駆動ユニットに左右の後
輪を備えるとともに、前記駆動ユニットを旋回可能な状
態と旋回不能な状態とに切り換えるためのロック機構を
設けてある。
In order to achieve the above object, the present invention has the following constitution. That is, according to the present invention, in a mobile X-ray imaging apparatus having a pair of left and right caster-type front wheels and a pair of left and right rear wheels that are independently driven, a left and right rear wheels are provided to a drive unit that can turn around a vertical axis. And a lock mechanism for switching the drive unit between a turnable state and a non-turnable state.

【0007】[0007]

【作用】上記構成によると、通常の移動時には左右の後
輪が車体の前後に向かうように駆動ユニットの姿勢を固
定し、ベッドや壁際への横付けを行う場合には、おおよ
そ横付けした状態で駆動ユニットを適当に旋回させて左
右の後輪の向きを車体に対して傾け、同方向に傾いた左
右の後輪を同時に同速で正転あるいは逆転駆動すること
で、車体を後輪の向いた方向に平行移動させて、ベッド
や壁際へ横付けすることができる。
According to the above construction, the posture of the drive unit is fixed so that the rear wheels on the left and right face the front and rear of the vehicle body during normal movement. By turning the unit appropriately and tilting the left and right rear wheels with respect to the car body, and driving the left and right rear wheels tilted in the same direction forward or reverse at the same speed at the same time, the car body was turned to the rear wheel. It can be moved parallel to the direction and laid horizontally on the bed or near the wall.

【0008】[0008]

【実施例】以下、この発明の一実施例を図面に基づいて
説明する。図1に示すように、移動式X線撮影装置1
は、左右一対づつの前輪2と後輪3を備えた移動台車4
上の前部に支柱5を旋回自在に立設するとともに、この
支柱5に沿って上下動自在に支持台6を取り付け、支持
台6から水平片持ち状に伸縮アーム7を延出し、その先
端にX線管装置8とコリメータ9とからなるX線照射装
置10を照射方向調節可能に取り付け、また、前記移動
台車4上の後部に制御装置11を搭載して構成されてい
る。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, a mobile X-ray imaging apparatus 1
Is a moving carriage 4 having a pair of left and right front wheels 2 and rear wheels 3.
A support column 5 is erected on the upper front part so as to be rotatable, and a support base 6 is attached so as to be vertically movable along the support column 5, and a telescopic arm 7 is extended from the support base 6 in a horizontal cantilever shape, and its tip is provided. An X-ray irradiation device 10 including an X-ray tube device 8 and a collimator 9 is attached so that the irradiation direction can be adjusted, and a control device 11 is mounted on the rear part of the movable carriage 4.

【0009】図2,図3に示すように、前輪2は全方向
に回動可能なキャスター輪に構成され、また、各後輪3
は減速装置付きの電動モータ12で左右独立して正逆転
される駆動輪に構成されている。そして、図4に示すよ
うに、左右の各電動モータ12は、制御装置11の後方
上部に支点Qを中心に一定範囲で前後変位可能かつ中立
復帰付勢して装備した左右のハンドル13に駆動回路1
4を介して電気的に連係されていて、例えば左側のハン
ドル13を前方に押圧変位させて正転スイッチSfをオ
ン操作すると、左側の電動モータ12が正転駆動され、
同じく左側のハンドル13を後方に押圧変位させて逆転
スイッチSrをオン操作すると、左側の電動モータ12
が逆転駆動されるようになっている。
As shown in FIGS. 2 and 3, the front wheel 2 is a caster wheel which is rotatable in all directions, and the rear wheels 3 are also provided.
Is configured as a drive wheel that is independently rotated right and left by an electric motor 12 with a reduction gear. Then, as shown in FIG. 4, each of the left and right electric motors 12 is driven by a left and right handlebar 13 which is displaceable back and forth around the fulcrum Q in a certain range on the rear upper part of the control device 11 and biased to neutral return. Circuit 1
4, the left handlebar 13 is forwardly displaced to turn on the forward rotation switch Sf, and the left electric motor 12 is driven to rotate forward.
Similarly, when the left handle 13 is pushed and displaced rearward and the reverse rotation switch Sr is turned on, the left electric motor 12
Is driven in reverse.

【0010】図2,図3に示すように、左右の後輪3お
よび電動モータ12は車体下部の駆動ユニット15に装
着されるとともに、この駆動ユニット15が、左右後輪
3の中央に位置する縦軸心Pを中心にして全旋回可能に
軸支され、かつ、駆動ユニット15がロック機構16に
よって旋回可能な状態と、旋回不能な状態とに切り換え
られるようになっている。
As shown in FIGS. 2 and 3, the left and right rear wheels 3 and the electric motor 12 are mounted on a drive unit 15 under the vehicle body, and the drive unit 15 is located at the center of the left and right rear wheels 3. The drive unit 15 is pivotally supported about the vertical axis P so as to be fully rotatable, and the drive unit 15 is switched by the lock mechanism 16 between a rotatable state and a non-rotatable state.

【0011】このロック機構16は、図5に示すよう
に、駆動ユニット15上に固定されたホルダー16a
と、これに上下動のみ可能に嵌合支持された電磁石16
bとからなり、通電した電磁石16bを、移動台車4の
底面に設けた駆動ユニット取付け用の磁性金属製のフラ
ンジ17に吸着させることで駆動ユニット15を移動台
車4に固定し、電磁石16bへの通電を解除することで
駆動ユニット15の旋回を許容するように構成されてい
る。
The lock mechanism 16 is, as shown in FIG. 5, a holder 16a fixed on the drive unit 15.
And the electromagnet 16 fitted and supported so that it can only move up and down.
The drive unit 15 is fixed to the moving carriage 4 by adsorbing the energized electromagnet 16b to the flange 17 made of magnetic metal for mounting the driving unit provided on the bottom surface of the moving carriage 4, and is connected to the electromagnet 16b. It is configured to allow the drive unit 15 to turn by deenergizing.

【0012】また、ロック機構16はハンドル13の先
端に備えた押込み操作式のスイッチ18に連係されてお
り、スイッチ18を押込み操作しない常態では電磁石1
6bが通電されて駆動ユニット15が固定され、スイッ
チ18を押込み操作している間は電磁石16bへの通電
が解除されて駆動ユニット15の旋回が許容されるよう
になっている。なお、制御装置11から駆動ユニット1
5およびロック機構16への配線は、駆動ユニット15
を遊嵌した支軸19の内部に挿通される。
Further, the lock mechanism 16 is linked to a push-in operation type switch 18 provided at the tip of the handle 13, and in a normal state where the switch 18 is not pushed in, the electromagnet 1 is operated.
6b is energized to fix the drive unit 15, and while the switch 18 is being pressed, the electromagnet 16b is de-energized to allow the drive unit 15 to turn. In addition, from the control device 11 to the drive unit 1
5 and the wiring to the lock mechanism 16 are the drive unit 15
Is inserted into the support shaft 19 which is loosely fitted.

【0013】この実施例に係る移動式X線撮影装置は以
上のように構成されており、通常は左右の後輪3が前後
に向かう姿勢に駆動ユニット15を固定し、左右のハン
ドル13を同時に前方あるいは後方に押圧して車体を直
線前進あるいは直線後進させ、片方のハンドル13のみ
を前方あるいは後方に押圧して片方の後輪3のみを前進
回転あるいは後進回転させて車体を操向し、また、左右
のハンドル13を互いに逆方向に押圧して左右の後輪3
を互いに逆方向に回転駆動させて車体をその場で旋回
(スピン)させる。
The mobile X-ray imaging apparatus according to this embodiment is constructed as described above. Normally, the drive unit 15 is fixed in a posture in which the left and right rear wheels 3 move forward and backward, and the left and right handles 13 are simultaneously moved. The vehicle body is steered forward or backward by pushing forward or backward, and by pushing only one handle 13 forward or backward to turn only one rear wheel 3 forward or backward to steer the vehicle body. , The left and right handles 13 by pressing the left and right handles 13 in opposite directions.
Are driven to rotate in opposite directions, and the vehicle body turns (spins) on the spot.

【0014】車体をベッドや壁際に横付けする場合に
は、先ず、スイッチ18を押込み操作してロック機構1
6を固定解除した状態で、左右のハンドル13を互いに
逆方向に押圧して左右の後輪3を互いに逆方向に回転駆
動させ、図6に示すように、駆動ユニット15だけを適
当角度だけ旋回させて左右後輪3の向きを車体に対して
傾斜させる。次に、駆動ユニット15を傾斜姿勢に固定
した状態で左右のハンドル13を同時に前方あるいは後
方に押圧することで、図6中の矢印で示すように、車体
を斜めに平行移動させることができる。
When the vehicle body is horizontally mounted on the bed or near the wall, first, the switch 18 is pushed in to operate the lock mechanism 1.
With 6 fixed, the left and right handles 13 are pressed in opposite directions to rotate the left and right rear wheels 3 in opposite directions, and as shown in FIG. 6, only the drive unit 15 is turned by an appropriate angle. Then, the left and right rear wheels 3 are inclined with respect to the vehicle body. Next, the left and right handles 13 are simultaneously pushed forward or backward while the drive unit 15 is fixed in the inclined posture, whereby the vehicle body can be diagonally translated in parallel as indicated by the arrow in FIG.

【0015】この発明は以下のような形態で実施するこ
ともできる。 (1)駆動ユニット15を直進姿勢にした状態を表示す
るランプを備えておくと、車体を直進させる際に後輪の
向きをその都度確かめる必要がなくなるので便利であ
る。
The present invention can also be implemented in the following modes. (1) It is convenient to provide a lamp for displaying the state in which the drive unit 15 is in the straight-ahead posture, since it is not necessary to check the direction of the rear wheel each time the vehicle body goes straight.

【0016】(2)駆動ユニット15を傾斜させた後、
元の直進姿勢に復帰させる際に、マイクロイッチなどで
駆動ユニット15の向きを検出することにより、直進姿
勢で自動的に停止するように構成してもよい。
(2) After tilting the drive unit 15,
When returning to the original straight-ahead posture, the orientation of the drive unit 15 may be detected by a micro switch or the like to automatically stop in the straight-ahead posture.

【0017】(3)電磁式のロック機構15に代えて、
手動操作できる機械式のロック機構を利用することもで
きる。
(3) Instead of the electromagnetic lock mechanism 15,
A mechanical lock mechanism that can be manually operated can also be used.

【0018】(4)ロック機構16を操作するスイッチ
18を制御装置11の上部パネルに装備してもよい。
(4) A switch 18 for operating the lock mechanism 16 may be provided on the upper panel of the control device 11.

【0019】(5)駆動ユニット15を専用の電動モー
タで旋回駆動してもよい。この場合、駆動系にウオーム
式の減速機構などを介在しておくと、この減速機構自体
が駆動停止時のロック機構として機能する。
(5) The drive unit 15 may be driven to rotate by a dedicated electric motor. In this case, if a worm type speed reducing mechanism or the like is interposed in the drive system, the speed reducing mechanism itself functions as a lock mechanism when the drive is stopped.

【0020】[0020]

【発明の効果】以上の説明から明らかなように、この発
明によれば、左右の後輪の向きを任意に設定して機体を
平行斜め移動あるいは平行横移動させることができるの
で、重いX線撮影装置のスイッチバックを繰り返す必要
がなく、簡単迅速にベッド等に横付けすることができ、
緊急を要する場合でも直ちにX線撮影を行うことができ
るようになった。
As is apparent from the above description, according to the present invention, since the left and right rear wheels can be arbitrarily set, the aircraft can be slanted in parallel or laterally, so that heavy X-rays can be used. There is no need to repeat the switchback of the imaging device, and you can easily and quickly place it on the bed, etc.
Even in an emergency, X-ray photography can be performed immediately.

【図面の簡単な説明】[Brief description of drawings]

【図1】実施例に係る移動式X線撮影装置の全体側面図
である。
FIG. 1 is an overall side view of a mobile X-ray imaging apparatus according to an embodiment.

【図2】走行部の平面図である。FIG. 2 is a plan view of a traveling unit.

【図3】走行部の後面図である。FIG. 3 is a rear view of the traveling unit.

【図4】操作部の平面図である。FIG. 4 is a plan view of an operation unit.

【図5】ロック機構の斜視図である。FIG. 5 is a perspective view of a lock mechanism.

【図6】斜行状態の走行部の平面図である。FIG. 6 is a plan view of a traveling unit in a skewed state.

【符号の説明】[Explanation of symbols]

2… 前輪 3… 後輪 15… 駆動ユニット 16… ロック機構 P… 軸心 2 ... Front wheel 3 ... Rear wheel 15 ... Drive unit 16 ... Lock mechanism P ... Shaft center

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 左右一対のキャスター式前輪と独立駆動
される左右一対の後輪とを備えた移動式X線撮影装置に
おいて、 縦軸心を中心に旋回可能な駆動ユニットに左右の後輪を
備えるとともに、前記駆動ユニットを旋回可能な状態と
旋回不能な状態とに切り換えるためのロック機構を設け
てあることを特徴とする移動式X線撮影装置。
1. A mobile X-ray apparatus having a pair of left and right caster-type front wheels and a pair of left and right rear wheels that are independently driven, wherein the left and right rear wheels are provided to a drive unit that is capable of turning about a vertical axis. A mobile X-ray imaging apparatus having a lock mechanism for switching the drive unit between a rotatable state and a non-rotatable state.
JP5060867A 1993-02-24 1993-02-24 Mobile x-ray photographing device Pending JPH06245926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5060867A JPH06245926A (en) 1993-02-24 1993-02-24 Mobile x-ray photographing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5060867A JPH06245926A (en) 1993-02-24 1993-02-24 Mobile x-ray photographing device

Publications (1)

Publication Number Publication Date
JPH06245926A true JPH06245926A (en) 1994-09-06

Family

ID=13154775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5060867A Pending JPH06245926A (en) 1993-02-24 1993-02-24 Mobile x-ray photographing device

Country Status (1)

Country Link
JP (1) JPH06245926A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014033800A (en) * 2012-08-08 2014-02-24 Canon Inc Mobile carriage
CN109394378A (en) * 2018-11-23 2019-03-01 佛山科学技术学院 A kind of novel poultry Baoding operating table
CN115804611A (en) * 2023-02-03 2023-03-17 中国人民解放军北部战区总医院 A drive chassis and X ray machine for X ray machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014033800A (en) * 2012-08-08 2014-02-24 Canon Inc Mobile carriage
CN109394378A (en) * 2018-11-23 2019-03-01 佛山科学技术学院 A kind of novel poultry Baoding operating table
CN109394378B (en) * 2018-11-23 2023-09-26 佛山科学技术学院 Novel poultry baoding operating table
CN115804611A (en) * 2023-02-03 2023-03-17 中国人民解放军北部战区总医院 A drive chassis and X ray machine for X ray machine
CN115804611B (en) * 2023-02-03 2023-08-18 中国人民解放军北部战区总医院 Driving chassis for X-ray machine and X-ray machine

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