CN105232270A - Docking vehicle for operating room nursing - Google Patents

Docking vehicle for operating room nursing Download PDF

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Publication number
CN105232270A
CN105232270A CN201510640500.6A CN201510640500A CN105232270A CN 105232270 A CN105232270 A CN 105232270A CN 201510640500 A CN201510640500 A CN 201510640500A CN 105232270 A CN105232270 A CN 105232270A
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CN
China
Prior art keywords
deadlock lever
control circuit
pulley
operating
deadlock
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Granted
Application number
CN201510640500.6A
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Chinese (zh)
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CN105232270B (en
Inventor
邹莹
张同海
秦迎新
李翔宇
王坤
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Jilin Medical College
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Jilin Medical College
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Priority to CN201510640500.6A priority Critical patent/CN105232270B/en
Publication of CN105232270A publication Critical patent/CN105232270A/en
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Publication of CN105232270B publication Critical patent/CN105232270B/en
Expired - Fee Related legal-status Critical Current
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/08Apparatus for transporting beds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2200/00Information related to the kind of patient or his position
    • A61G2200/30Specific positions of the patient
    • A61G2200/32Specific positions of the patient lying

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  • Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

The invention discloses a docking vehicle for operating room nursing. The docking vehicle comprises an operating table, a frame and bed board. Slideways are arranged on the front and back sides of the top ends of the operating table and the frame, a connection frame is arranged at the bottom ends of the slideways, an operating table support is arranged at the lower end of the operating table, a rocking handle is arranged on the left outer wall of the operating table support, a rocking bar is arranged in an inner cavity of the operating table support, supporting bases are arranged at four corners of the bottom end of the operating table support, a frame support is arranged at the bottom end of the frame, a rocking bar groove is formed in an inner cavity of the frame support, connection columns are arranged at the four corners of the bottom end of the frame support, and stop boards are arranged on the outer walls of the bed board. The docking vehicle for operating room nursing has the advantage that the slideways are mounted on two sides of the operating table and the frame, pulleys are mounted at the bottom end of a bed body, the rocking bar is mounted in the inner cavity of the operating table support, the rocking bar groove is formed in the inner cavity of the frame support, and accordingly the bed board is pushed to the operating table through the frame.

Description

A kind of nursing in operating room docking car
Technical field
The present invention relates to nursing docking car technical field, be specially a kind of nursing in operating room docking car.
Background technology
At present, patient carries out operation consent all needs family members or medical personnel first patient to be lifted to be placed on stretcher and be then pushed to operating room, patient being lifted afterwards is placed on operating-table again, this process need repeatedly moves patient, great inconvenience is brought to the nursing staff of surrounding, also secondary injury may be brought to patient, such as applying date 2013.11.13 application number is the patent of 201320712136.6, although reach the object of docking, but it is very impracticable, first docked by attraction, the object of docking reaches, separately but be difficult to separately, and a lot of article being with ferrum in operating room, can be attracted up, afterwards by docking of sliding, need to push a body docking by very large strength, waste time and energy.
Summary of the invention
A kind of nursing in operating room is the object of the present invention is to provide to dock car, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme, a kind of nursing in operating room docking car, comprise operating-table, vehicle frame and bed board, before and after described operating-table and the top of vehicle frame, both sides are equipped with slideway, the bottom of described slideway is provided with link, and the lower end of described operating-table is provided with operating-table bracing frame, arranges cavity in operating-table bracing frame; The left side outer wall of described operating-table bracing frame is provided with crank, and the inner chamber of described operating-table bracing frame is provided with rocking bar, and rocking bar is connected with crank;
The lower end of described vehicle frame is provided with vehicle frame bracing frame, and its height is identical with the height of operating-table bracing frame; The inner chamber of described vehicle frame bracing frame is provided with the rocking bar groove be connected with rocking bar;
Described bed board is provided with the locking device of pulley, arrange the first locking device and the second locking device slideway is above-mentioned, both have identical structure, and it is arranged on the lateral wall of slideway;
Described locking device comprises the first latching member, the second latching member and deadlock lever group, the lateral wall of the slideway described in basis is provided with the cavity holding deadlock lever group, the two side of cavity arranges the first latching member and the second latching member respectively, at pulley through out-of-date, first latching member and the second latching member are under the control of control circuit, open with deadlock lever group or be separated, pulley is passed through or locks;
Described deadlock lever group comprises connecting rod, and connecting rod bottom is fixed on the lateral wall of slideway, and upper end is pin joint, and pin joint place connects the first deadlock lever and the second deadlock lever, and it can rotate along pin joint; First magnetic end is set in the end of the first described deadlock lever, the second magnetic end is set in the end of the second deadlock lever;
The first described latching member comprises the first electric magnet of arranging in cavity sidewalls and is electrically connected with electric magnet and controls the first control circuit of its break-make; When described pulley is not by this position, described first control circuit controls the first electric magnet and obtains electric and adsorb with the first magnetic end of the end of the first deadlock lever, controls the rotational action of the first deadlock lever;
The second described latching member comprise be arranged on cavity sidewalls upper end locating rod, be arranged on the second electric magnet in the middle part of cavity sidewalls, be arranged on cavity sidewalls and with the foil gauge of locating rod ends contact, and be electrically connected with the second electric magnet and control the second control circuit of its break-make; Described second control circuit control the second electric magnet obtain electric time, it adsorbs the second magnetic end of the second deadlock lever end;
When the first deadlock lever contacts with locating rod, foil gauge is responded to, and sends this strain information to control system, and described control system controls first control circuit and second control circuit action.
Further, when the pulley before bedstead touches the second deadlock lever, first control circuit power-off, the first electric magnet is separated with the first magnetic end, and the first deadlock lever rotates under the effect of Buffer Unit; After pulley above passes through, first control circuit controls the first electric magnet and obtains electro-adsorption first magnetic end; First deadlock lever rotates to initial position;
When the pulley after bedstead, when touching the second deadlock lever, first control circuit power-off, the first electric magnet is separated with the first magnetic end, and the first deadlock lever goes to precalculated position at the effect backspin of Buffer Unit, the first deadlock lever locking pulley.
Further, when pulley before described bedstead passes through, first contact with the first deadlock lever of off-position and promote it and turn to locating piece position, locating piece finally controls second control circuit by the foil gauge of its end and obtains electro-adsorption second magnetic end, simultaneously, first control circuit power-off, the first deadlock lever rotates;
When pulley is by after locating piece, the change of foil gauge induction information is final controls second control circuit power-off, and meanwhile, first control circuit obtains electric, and the first deadlock lever rotates, and returns to original position;
When pulley after bedstead passes through, when second control circuit obtains electro-adsorption second magnetic end, meanwhile, first control circuit power-off, the first deadlock lever rotates, locking pulley.
Further, between two deadlock levers, be also provided with Buffer Unit, it comprises the first buffer bar be arranged on inside the first deadlock lever and the second buffer bar be arranged on inside the second deadlock lever, is connected with buffer spring between the two.
Further, be also provided with the first limit spring in the inner side of the first described deadlock lever, the inner side of the second deadlock lever arranges the second limit spring, and two limit spring ends are separately fixed on the lateral wall of slideway.
Further, be segmental arc in the inner side of the first described deadlock lever, be the second segmental arc in the inner side of the second deadlock lever, it is identical with the circumference of pulley.
Compared with prior art, the invention has the beneficial effects as follows: this nursing in operating room docking car, by installing slideway in the both sides of operating-table and vehicle frame, in bed body bottom, pulley is installed, at the inner chamber of operating-table bracing frame, rocking bar is installed, at the inner chamber of vehicle frame bracing frame, rocking bar groove is installed, be connected with rocking bar groove by rocking bar when docking, by vehicle frame, bed board is shifted onto on operating-table, medical personnel do not need first patient to be lifted to be placed on stretcher to be then pushed to operating room, patient being lifted afterwards is placed on operating-table again, do not need repeatedly to move patient, bring inconvenience can not to the nursing staff of surrounding, secondary injury can not be brought to patient, and it is time saving and energy saving.
The present invention is provided with deadlock lever group, by the action of deadlock lever group realize pulley in slideway by with locking; And arrange the magnetic part of electrical connection, deadlock lever can be in locking and lax two states, and automatically controls conversion between the two states, until pulley locking, complete operation, it is convenient to control, and locking is firm.
The embodiment of the present invention also arranges induction end and Buffer Unit, ensures two orderly actions of deadlock lever, completes the current of pulley and locking according to the required movement pre-set, and controls stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of nursing in operating room of the present invention docking car;
Fig. 2 is the top view that the locking device of operating-table slideway of the present invention is in releasing orientation;
Fig. 3 is the top view that the locking device of operating-table slideway of the present invention is in locking state;
Fig. 4 is the top view that the check lock lever group of operating-table slideway of the present invention is in releasing orientation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiment of the present invention provides a kind of technical scheme: a kind of nursing in operating room docking car, comprises operating-table 1, vehicle frame 10 and bed board 18, wherein,
Before and after described operating-table 1 and the top of vehicle frame 10, both sides are equipped with slideway 2, and the left and right sides of slideway 2 is equipped with cylinder axis 17, and the outer wall of described cylinder axis 17 is provided with folding arm 16; Folding arm 16 can rotate around described cylinder axis 17, opens or close the end of described slideway 2.
The left and right sides outer wall of described slideway 2 is equipped with vertical connecting rod 3, and vertical connecting rod 3 connects the slideway 2 of both sides; In the present embodiment, the middle inner side of the front and back end of described slideway 2 is respectively arranged with vertical connecting rod 3.
The bottom of described slideway 2 is provided with link 4, and in the present embodiment, described link 4 is bar group structure, comprises the vertical bar group be connected with horizontal head and the tail; The left and right sides, bottom of described link 4 is equipped with gusseted platform 8.
The lower end of described operating-table 1 is provided with operating-table bracing frame 7, and the corner of operating-table bracing frame 7 is all welded with gusseted platform 8, makes operating-table 1 and operating-table bracing frame 7 more stable; The corner, bottom of described operating-table bracing frame 7 is equipped with base for supporting 6; Described operating-table bracing frame 7 is horizontally set on the upper end of base for supporting 6; In the present embodiment, in operating-table bracing frame 7, cavity is set; The left side outer wall of described operating-table bracing frame 7 is provided with crank 5, and the inner chamber of described operating-table bracing frame 7 is provided with rocking bar 9, and rocking bar 9 is connected with crank 5; Rocking bar 9 is in the present embodiment leading screw rocking bar, and it arranges screw thread.
The lower end of described vehicle frame 10 is provided with vehicle frame bracing frame 22, the corner of described vehicle frame bracing frame 22 is all welded with gusseted platform 8, described vehicle frame bracing frame 22 is horizontally set on the upper end of gusseted platform 8, its height is identical with the height of operating-table bracing frame 7, when operating-table 1 and vehicle frame 10 being docked, both can contact.
Described vehicle frame bracing frame 22 outer right wall is provided with parcel tray 15, can put case and the foreign material of some patients.
The inner chamber of described vehicle frame bracing frame 22 is provided with the rocking bar groove 13 be connected with rocking bar 9, and the corner, bottom of described vehicle frame bracing frame 22 is equipped with joint pin 11, and the bottom of joint pin 11 is provided with pulley 12; The outer wall of described joint pin 11 is provided with service brake 14, can pass through service brake 14 fixed block 12.
The outer wall of described bed board 18 is tightly enclosed with neonychium 19, and prevent bed board 18 really up to the mark, patient can be uncomfortable, and the outer wall of described bed board 18 is provided with pushing hands 21, and outer wall is also provided with baffle plate 20, and the folding that baffle plate 20 can be upper and lower moves.The corner, bottom of described bed board 18 is equipped with joint pin, and the bottom of described joint pin is provided with pulley 12.
Operation principle: first patient is lifted on bed board 18, bed board 18 is lifted on vehicle frame 10, pulley 12 is put in slideway, service brake 14 is pulled down, folding arm 16 folding is got on, by the pulley 12 of vehicle frame 10 bottom, vehicle frame 10 and bed board 18 are pushed over operating room, first operating-table 1 and vehicle frame 10 are docked simultaneously, shake crank 5 shakes rocking bar 9 in rocking bar groove 13, afterwards the service brake 14 of vehicle frame 10 bottom is stepped on, fix pulley 12, the folding arm 16 of operating-table 1 and vehicle frame 10 is folded down, the pulley 12 of bed board 18 bottom slides in operation 1 by slideway 2, complete docking.
Refer to shown in Fig. 2, its locking device being operating-table slideway of the present invention is in the top view of releasing orientation, in embodiments of the present invention, bed board 18 is provided with the locking device of pulley, when pulley 12 slides into default position, pulley is locked by locking device, starts to perform the operation to the patient on bed board 18.In embodiments of the present invention, arrange the first locking device 22 and the second locking device 23 slideway 2 is above-mentioned, both have identical structure, and it is arranged on the lateral wall of slideway 2; Following embodiment is described the second locking device 23.
In the present embodiment, locking device comprises the first latching member, the second latching member and deadlock lever group, the lateral wall of the slideway 2 described in basis is provided with the cavity holding deadlock lever group, the two side of cavity arranges the first latching member and the second latching member respectively, at pulley 12 through out-of-date, first latching member and the second latching member, under the control of control circuit, are opened with deadlock lever group or are separated, and pulley 12 is passed through or locking.
Described deadlock lever group comprises connecting rod 30, and connecting rod 30 bottom is fixed on the lateral wall of slideway 2, and upper end is pin joint, and pin joint place connects the first deadlock lever 44 and the second deadlock lever 30, and it can rotate along pin joint; Arrange the first magnetic end 43 in the end of the first described deadlock lever 44, arrange the second magnetic end 29 in the end of the second deadlock lever 30, both ends are magnetic material, can adsorb with electric magnet and open.At pulley 12 through out-of-date, two deadlock levers rotate and make it pass through and lock.In order to ensure that two deadlock levers rotate in the formation of setting, also Buffer Unit is provided with between two deadlock levers, shown in Fig. 4, it comprises the first buffer bar 47 be arranged on inside the first deadlock lever 44 and the second buffer bar 46 be arranged on inside the second deadlock lever 44, is connected with buffer spring 41 between the two, when two deadlock levers rotate, buffer spring 41 stretches, and keeps distance between the two, and can when a deadlock lever is fixed, strain another deadlock lever, firm clamping pulley 12.
Be segmental arc 45 in the inner side of the first described deadlock lever 44, be the second segmental arc 51 in the inner side of the second deadlock lever 30, it is identical with the circumference of pulley 12, accurately can fit with pulley 12.
The first limit spring 28 is also provided with in the inner side of the first described deadlock lever 44, the inner side of the second deadlock lever 32 arranges the second limit spring 32, two limit spring ends are separately fixed on the lateral wall of slideway 2, two springs are when limiting the turned position of deadlock lever, coordinate with described Buffer Unit, ensure that the space that deadlock lever rotates can allow pulley 12 to pass through, simultaneously, after pulley passes through, can reset under the absorption of magnetic part; The rigidity of spring only need meet above-mentioned requirements.
Shown in Fig. 2 and 3, in embodiments of the present invention, the first described latching member comprises the first electric magnet 42 of arranging in cavity sidewalls and is electrically connected with electric magnet and controls the first control circuit 33 of its break-make; When described pulley 12 is not by this position, described first control circuit 33 controls the first electric magnet 42 and obtains electric and adsorb with the first magnetic end 43 of the end of the first deadlock lever 44, controls the rotational action of the first deadlock lever 44.
When pulley 12 before bedstead 18 touches the second deadlock lever 30, first control circuit 33 power-off, the first electric magnet 42 is separated with the first magnetic end 43, and the first deadlock lever 44 rotates under the effect of Buffer Unit; After pulley above passes through, first control circuit 33 controls the first electric magnet 42 and obtains electro-adsorption first magnetic end 43; First deadlock lever 44 rotates to initial position.When the pulley after bedstead 18, when touching the second deadlock lever 30, first control circuit 33 power-off, first electric magnet 42 is separated with the first magnetic end 43, first deadlock lever 44 goes to precalculated position at the effect backspin of Buffer Unit, now, maintains off-position, first deadlock lever 44 locks pulley 12, until operation terminates.
Control the rotational action of deadlock lever above by magnetic part, and lock the structure of pulley by deadlock lever, not only can ensure that pulley passes through, can also ensure to lock pulley, it is convenient to control, and locking is stablized.
Shown in Fig. 2 and 3, the second latching member in the present embodiment comprise be arranged on cavity sidewalls upper end locating rod 24, be arranged on the second electric magnet 27 in the middle part of cavity sidewalls, be arranged on cavity sidewalls and with the foil gauge 26 of locating rod 24 ends contact, and be electrically connected with the second electric magnet 27 and control the second control circuit 25 of its break-make; Described second control circuit 25 control the second electric magnet 27 electric time, it adsorbs the second magnetic end 29 of the second deadlock lever 30 end, now, second deadlock lever is in position shown in Fig. 3, second deadlock lever 30 is between locating rod 24 and the second electric magnet 27, first deadlock lever 44 clamps pulley 12, and the second limit spring 28 is in the extreme position of compression, and the first limit spring 32 is in the extreme position of stretching.
In the present embodiment, when first deadlock lever rotates, first contact with locating rod 24, in the present embodiment, locating rod 24 is elastomeric material, end is connected with foil gauge 26, when the first deadlock lever contacts with locating rod, foil gauge 26 is responded to, and sends this strain information to control system, described control system controls first control circuit 33 and second control circuit 25 action, the first deadlock lever action.
Shown in above, when pulley before bedstead 18 passes through, first contact with the first deadlock lever 30 of off-position and promote the position that it turns to locating piece 24, locating piece 24 finally controls second control circuit 33 by the foil gauge of its end and obtains electro-adsorption second magnetic end 29, simultaneously, first control circuit 33 power-off, the first deadlock lever rotates; Consult position shown in Fig. 3, when pulley 12 is by after locating piece 24, the change of foil gauge 26 induction information is final controls second control circuit 25 power-off, and meanwhile, first control circuit 33 obtains electric, and the first deadlock lever rotates, and returns to original position.
When pulley after bedstead 18 passes through, when second control circuit 33 obtains electro-adsorption second magnetic end 29, meanwhile, first control circuit 33 power-off, when the first deadlock lever turns to Fig. 3 position, keeps this state, locking pulley 12.
Have identical structure at the first locking device 22 of the embodiment of the present invention with the second locking device 23, when moving, only need contact with the front-wheel of vehicle frame 18 and lock, two deadlock levers only need rotate once, and magnet switching electricity once can complete locking process.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalents thereof.

Claims (6)

1. a nursing in operating room docking car, it is characterized in that, comprise operating-table, vehicle frame and bed board, before and after described operating-table and the top of vehicle frame, both sides are equipped with slideway, the bottom of described slideway is provided with link, the lower end of described operating-table is provided with operating-table bracing frame, arranges cavity in operating-table bracing frame; The left side outer wall of described operating-table bracing frame is provided with crank, and the inner chamber of described operating-table bracing frame is provided with rocking bar, and rocking bar is connected with crank;
The lower end of described vehicle frame is provided with vehicle frame bracing frame, and its height is identical with the height of operating-table bracing frame; The inner chamber of described vehicle frame bracing frame is provided with the rocking bar groove be connected with rocking bar;
Described bed board is provided with the locking device of pulley, arrange the first locking device and the second locking device slideway is above-mentioned, both have identical structure, and it is arranged on the lateral wall of slideway;
Described locking device comprises the first latching member, the second latching member and deadlock lever group, the lateral wall of the slideway described in basis is provided with the cavity holding deadlock lever group, the two side of cavity arranges the first latching member and the second latching member respectively, at pulley through out-of-date, first latching member and the second latching member are under the control of control circuit, open with deadlock lever group or be separated, pulley is passed through or locks;
Described deadlock lever group comprises connecting rod, and connecting rod bottom is fixed on the lateral wall of slideway, and upper end is pin joint, and pin joint place connects the first deadlock lever and the second deadlock lever, and it can rotate along pin joint; First magnetic end is set in the end of the first described deadlock lever, the second magnetic end is set in the end of the second deadlock lever;
The first described latching member comprises the first electric magnet of arranging in cavity sidewalls and is electrically connected with electric magnet and controls the first control circuit of its break-make; When described pulley is not by this position, described first control circuit controls the first electric magnet and obtains electric and adsorb with the first magnetic end of the end of the first deadlock lever, controls the rotational action of the first deadlock lever;
The second described latching member comprise be arranged on cavity sidewalls upper end locating rod, be arranged on the second electric magnet in the middle part of cavity sidewalls, be arranged on cavity sidewalls and with the foil gauge of locating rod ends contact, and be electrically connected with the second electric magnet and control the second control circuit of its break-make; Described second control circuit control the second electric magnet obtain electric time, it adsorbs the second magnetic end of the second deadlock lever end;
When the first deadlock lever contacts with locating rod, foil gauge is responded to, and sends this strain information to control system, and described control system controls first control circuit and second control circuit action.
2. nursing in operating room docking car according to claim 1, it is characterized in that, when the pulley before bedstead touches the second deadlock lever, first control circuit power-off, first electric magnet is separated with the first magnetic end, and the first deadlock lever rotates under the effect of Buffer Unit; After pulley above passes through, first control circuit controls the first electric magnet and obtains electro-adsorption first magnetic end; First deadlock lever rotates to initial position;
When the pulley after bedstead, when touching the second deadlock lever, first control circuit power-off, the first electric magnet is separated with the first magnetic end, and the first deadlock lever goes to precalculated position at the effect backspin of Buffer Unit, the first deadlock lever locking pulley.
3. nursing in operating room docking car according to claim 2, it is characterized in that, when pulley before described bedstead passes through, first contact with the first deadlock lever of off-position and promote it and turn to locating piece position, locating piece finally controls second control circuit by the foil gauge of its end and obtains electro-adsorption second magnetic end, meanwhile, first control circuit power-off, the first deadlock lever rotates;
When pulley is by after locating piece, the change of foil gauge induction information is final controls second control circuit power-off, and meanwhile, first control circuit obtains electric, and the first deadlock lever rotates, and returns to original position;
When pulley after bedstead passes through, when second control circuit obtains electro-adsorption second magnetic end, meanwhile, first control circuit power-off, the first deadlock lever rotates, locking pulley.
4. nursing in operating room docking car according to claim 2, it is characterized in that, between two deadlock levers, be also provided with Buffer Unit, it comprises the first buffer bar be arranged on inside the first deadlock lever and the second buffer bar be arranged on inside the second deadlock lever, is connected with buffer spring between the two.
5. nursing in operating room docking car according to claim 4, it is characterized in that, also be provided with the first limit spring in the inner side of the first described deadlock lever, the inner side of the second deadlock lever arranges the second limit spring, and two limit spring ends are separately fixed on the lateral wall of slideway.
6. nursing in operating room docking car according to claim 4, it is characterized in that, be segmental arc in the inner side of the first described deadlock lever, and be the second segmental arc in the inner side of the second deadlock lever, it is identical with the circumference of pulley.
CN201510640500.6A 2015-10-08 2015-10-08 A kind of nursing in operating room is to picking up Expired - Fee Related CN105232270B (en)

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CN106726226A (en) * 2017-01-11 2017-05-31 李海英 Bed after a kind of caesarean section
CN107638252A (en) * 2017-09-26 2018-01-30 王政 A kind of patient's preoperative and postoperative transporter
CN117796787A (en) * 2024-03-01 2024-04-02 德州市红拳医疗器械有限公司 Magnetic resonance imaging device

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Publication number Priority date Publication date Assignee Title
CN106726226A (en) * 2017-01-11 2017-05-31 李海英 Bed after a kind of caesarean section
CN107638252A (en) * 2017-09-26 2018-01-30 王政 A kind of patient's preoperative and postoperative transporter
CN117796787A (en) * 2024-03-01 2024-04-02 德州市红拳医疗器械有限公司 Magnetic resonance imaging device

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