CN103486104A - Synchronous hydraulic system of surgical bed - Google Patents
Synchronous hydraulic system of surgical bed Download PDFInfo
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- CN103486104A CN103486104A CN201310405078.7A CN201310405078A CN103486104A CN 103486104 A CN103486104 A CN 103486104A CN 201310405078 A CN201310405078 A CN 201310405078A CN 103486104 A CN103486104 A CN 103486104A
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Abstract
The invention provides a synchronous hydraulic system of a surgical bed. The synchronous hydraulic system comprises an oil pump system, a first hydraulic cylinder, a second hydraulic cylinder and a third hydraulic cylinder; the oil pump system, a second two-position three-way valve, a second hydraulic-control check valve, a first throttle valve, the first hydraulic cylinder, a first two-position two-way valve, a first hydraulic-control check valve and a first two-position three-way valve are sequentially and serially connected with one another; the oil pump system, the second two-way three-position valve, the second hydraulic-control check valve, a second throttle valve, the second hydraulic cylinder, the first two-position two-way valve, a first hydraulic-control check valve and the first two-position three-way valve are sequentially and serially connected with one another; the oil pump system, a fourth two-position three-way valve, a fourth hydraulic-control check valve, a third throttle valve, the third hydraulic cylinder, a third two-position two-way valve, a third hydraulic-control check valve and a third two-position three-way valve are sequentially and serially connected with one another. The synchronous hydraulic system has the advantages that the synchronous hydraulic system is simple in operation, a back plate and a hip plate can synchronously rotate in the same directions or in opposite directions by the aid of the hydraulic system, so that a complicated surgical position of a patient can be reached by the aid of single action; the hydraulic-control check valves are used with the two-position three-way valves, so that the stability and the reliability of the hydraulic system can be guaranteed.
Description
Technical field
The present invention relates to field of medical, particularly a kind of hydraulic system for operation table.
Background technique
Operation table, as one of basic medical device product, occupies very important status in the medical device product such as orthopedics and traumatology, lucky section, surgery.Operation table is not only the indispensable instrument in doctor's surgical procedure, is also the important tool that patient often uses in recovery process after surgery.Along with the continuous progress of medical skill, kind and the function of operation table are also more and more abundanter.From the most basic lifting function, extend to the functions such as local elevation, rotation, suspention, inclination, more combination function can also be arranged, during as needs, can slide, while not needing, can be fixed; Shank can be lifted while needing, shank can be set level while not needing etc., according to different situations, combine different functions.Hydraulic system is used in the driving of operation table usually, and the hydraulic system of existing operation table is adjusted more complicated, and stability and conformity are poor, and therefore, the stability and the conformity that how to improve the operation table hydraulic system become medical instruments field major issue urgently to be resolved hurrily.
Summary of the invention
For solving existing operation table hydraulic system stability and the poor problem of conformity, the invention provides following technological scheme:
A kind of operation table synchronization hydraulic system, oil pump systems, No. 1 oil hydraulic cylinder, No. 2 oil hydraulic cylinders and No. 3 oil hydraulic cylinders, described oil pump systems, No. 2 two position three-way valves, No. 2 Pilot operated check valves, No. 1 throttle valve, described No. 1 oil hydraulic cylinder, No. 1 two position two-way valve, No. 1 Pilot operated check valve are connected successively with No. 1 two position three-way valve; Described oil pump systems, No. 2 two position three-way valves, No. 2 Pilot operated check valves, No. 2 throttle valve, described No. 2 oil hydraulic cylinders, No. 1 two position two-way valve, No. 1 Pilot operated check valves are connected successively with No. 1 two position three-way valve; Described oil pump systems, No. 4 two position three-way valves, No. 4 Pilot operated check valves, No. 3 throttle valve, described No. 3 oil hydraulic cylinders, No. 3 two position two-way valves, No. 3 Pilot operated check valves are connected successively with No. 3 two position three-way valves.
As a preferred embodiment of the present invention, described No. 1 oil hydraulic cylinder and described No. 2 oil hydraulic cylinders are connected in an end of No. 3 two position two-way valves, and described No. 3 oil hydraulic cylinders are connected in the other end of No. 3 two position two-way valves.
As another kind of preferred version of the present invention, described No. 1 Pilot operated check valve and No. 2 Pilot operated check valves are connected.
As another preferred version of the present invention, described No. 3 Pilot operated check valves and No. 4 Pilot operated check valves are connected.
As another preferred version of the present invention, the two ends of described No. 1 two position three-way valve, No. 2 two position three-way valves, No. 3 two position three-way valves and No. 4 two position three-way valves are connected with respectively filter.
Advantage of the present invention is: the present invention is simple to operate, utilizes one action can reach complicated operation position.The present invention adopts Pilot operated check valve, in conjunction with the use of two position three-way valve, has guaranteed stability and the reliability of hydraulic system.By two position two-way valve, the series connection of the rod chamber of 3 oil hydraulic cylinders is connected, guaranteed the conformity of system operation.
The accompanying drawing explanation
Accompanying drawing 1 is system architecture schematic diagram of the present invention.
Number in the figure is:
21-No. 1 two position three-way valve of 2-No. 1 oil hydraulic cylinder of 1-oil pump systems
24-No. 1 throttle valve of 23-No. 1 two position two-way valve of 22-No. 1 Pilot operated check valve
32-No. 2 Pilot operated check valves of 31-No. 2 two position three-way valves of 3-No. 2 oil hydraulic cylinders
41-No. 3 two position three-way valves of 4-No. 3 oil hydraulic cylinders of 33-No. 2 throttle valve
51-No. 4 two position three-way valves of 43-No. 2 two position two-way valves of 42-No. 3 Pilot operated check valves
6-No. 3 two position two-way valves of 53-No. 3 throttle valve of 52-4 Pilot operated check valve
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
As shown in system architecture schematic diagram as of the present invention as accompanying drawing 1, a kind of operation table synchronization hydraulic system, 2, No. 2 oil hydraulic cylinders 3 of 1, No. 1 oil hydraulic cylinder of oil pump systems and No. 3 oil hydraulic cylinders 4,23, No. 1 Pilot operated check valve 22 of 2, No. 1 two position two-way valve of 24, No. 1 oil hydraulic cylinder of 32, No. 1 throttle valve of 31, No. 2 Pilot operated check valves of 1, No. 2 two position three-way valves of oil pump systems is connected successively with No. 1 two position three-way valve 21; 23, No. 1 Pilot operated check valve 22 of 3, No. 1 two position two-way valve of 33, No. 2 oil hydraulic cylinders of 32, No. 2 throttle valve of 31, No. 2 Pilot operated check valves of 1, No. 2 two position three-way valves of oil pump systems is connected successively with No. 1 two position three-way valve 21; 43, No. 3 Pilot operated check valves 42 of 4, No. 3 two position two-way valves of 53, No. 3 oil hydraulic cylinders of 52, No. 3 throttle valve of 51, No. 4 Pilot operated check valves of 1, No. 4 two position three-way valves of oil pump systems are connected successively with No. 3 two position three-way valves 41.
No. 1 oil hydraulic cylinder 2 and No. 2 oil hydraulic cylinders 3 are connected in an end of No. 3 two position two-way valves 6, and No. 3 oil hydraulic cylinders 4 are connected in the other end of No. 3 two position two-way valves 6.No. 1 Pilot operated check valve 22 and No. 2 Pilot operated check valves 32 are connected.No. 3 Pilot operated check valves 42 and No. 4 Pilot operated check valves 52 are connected.
The two ends of No. 1 two position three-way valve 31, No. 3 two position three-way valves 41 of 21, No. 2 two position three-way valves and No. 4 two position three-way valves 51 are connected with respectively filter.
The above; it is only the specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; the variation that can expect without creative work or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (5)
1. an operation table synchronization hydraulic system, it is characterized in that: oil pump systems (1), No. 1 oil hydraulic cylinder (2), No. 2 oil hydraulic cylinders (3) and No. 3 oil hydraulic cylinders (4), described oil pump systems (1), No. 2 two position three-way valves (31), No. 2 Pilot operated check valves (32), No. 1 throttle valve (24), described No. 1 oil hydraulic cylinder (2), No. 1 two position two-way valve (23), No. 1 Pilot operated check valve (22) are connected successively with No. 1 two position three-way valve (21); Described oil pump systems (1), No. 2 two position three-way valves (31), No. 2 Pilot operated check valves (32), No. 2 throttle valve (33), described No. 2 oil hydraulic cylinders (3), No. 1 two position two-way valve (23), No. 1 Pilot operated check valve (22) are connected successively with No. 1 two position three-way valve (21); Described oil pump systems (1), No. 4 two position three-way valves (51), No. 4 Pilot operated check valves (52), No. 3 throttle valve (53), described No. 3 oil hydraulic cylinders (4), No. 3 two position two-way valves (43), No. 3 Pilot operated check valves (42) are connected successively with No. 3 two position three-way valves (41).
2. a kind of operation table synchronization hydraulic system according to claim 1, it is characterized in that: described No. 1 oil hydraulic cylinder (2) and described No. 2 oil hydraulic cylinders (3) are connected in an end of No. 3 two position two-way valves (6), and described No. 3 oil hydraulic cylinders (4) are connected in the other end of No. 3 two position two-way valves (6).
3. a kind of operation table synchronization hydraulic system according to claim 1 is characterized in that: described No. 1 Pilot operated check valve (22) is connected with No. 2 Pilot operated check valves (32).
4. a kind of operation table synchronization hydraulic system according to claim 1 is characterized in that: described No. 3 Pilot operated check valves (42) are connected with No. 4 Pilot operated check valves (52).
5. a kind of operation table synchronization hydraulic system according to claim 1, it is characterized in that: the two ends of described No. 1 two position three-way valve (21), No. 2 two position three-way valves (31), No. 3 two position three-way valves (41) and No. 4 two position three-way valves (51) are connected with respectively filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310405078.7A CN103486104A (en) | 2013-09-09 | 2013-09-09 | Synchronous hydraulic system of surgical bed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310405078.7A CN103486104A (en) | 2013-09-09 | 2013-09-09 | Synchronous hydraulic system of surgical bed |
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| CN103486104A true CN103486104A (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310405078.7A Pending CN103486104A (en) | 2013-09-09 | 2013-09-09 | Synchronous hydraulic system of surgical bed |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494647A (en) * | 2014-12-20 | 2015-04-08 | 太原市京丰铁路电务器材制造有限公司 | Electric-hydraulic switch machine |
| CN105156393A (en) * | 2015-09-30 | 2015-12-16 | 中国船舶重工集团公司第七一九研究所 | Low-noise integrated pneumatic valve |
| WO2016041115A1 (en) * | 2014-09-15 | 2016-03-24 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operation table |
| CN106574640A (en) * | 2014-10-23 | 2017-04-19 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operating table |
| CN107205878A (en) * | 2015-02-05 | 2017-09-26 | 迈柯唯有限公司 | Operating table |
| CN107806452A (en) * | 2016-09-19 | 2018-03-16 | 成都测迪森生物科技有限公司 | A kind of control method of operating table hydraulic system |
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2013
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| CN87216998U (en) * | 1987-12-29 | 1988-08-24 | 山东省潍坊汽车修配厂 | Hydraulic controllable back tracting bed |
| JPH02193668A (en) * | 1988-10-21 | 1990-07-31 | Kirschner Medical Corp | Operating and/or diagnosing table |
| DE4224659C1 (en) * | 1992-07-25 | 1993-11-11 | Knapp Mikrohydraulik Gmbh | Electrohydraulic drive system for patient table or chair - uses hydraulic unit with interchangeable function of hydraulic connections to control unit |
| DE4301547A1 (en) * | 1992-07-25 | 1994-08-11 | Knapp Mikrohydraulik Gmbh | Electrohydraulic drive system for devices for positioning healthy or ill people |
| US6038718A (en) * | 1994-08-15 | 2000-03-21 | Midmark Corporation | Surgical table |
| US6352240B1 (en) * | 1999-05-13 | 2002-03-05 | Hill-Rom Services, Inc. | Hydraulic control apparatus for a hospital bed |
| US20030061662A1 (en) * | 2001-10-01 | 2003-04-03 | Georg Strobel | Adjustable patient positioning device |
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| CN202154827U (en) * | 2011-07-19 | 2012-03-07 | 上海华岛液压设备制造有限公司 | Electro-hydraulic control device for operating bed |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016041115A1 (en) * | 2014-09-15 | 2016-03-24 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operation table |
| CN106659627A (en) * | 2014-09-15 | 2017-05-10 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operation table |
| US10323658B2 (en) | 2014-09-15 | 2019-06-18 | Nanjing Mindray Bio-Medical Electronics Co., Ltd. | Hydraulic drive system for operation table |
| CN106659627B (en) * | 2014-09-15 | 2019-09-03 | 南京迈瑞生物医疗电子有限公司 | Operating table fluid power system |
| CN106574640A (en) * | 2014-10-23 | 2017-04-19 | 南京迈瑞生物医疗电子有限公司 | Hydraulic drive system for operating table |
| CN104494647A (en) * | 2014-12-20 | 2015-04-08 | 太原市京丰铁路电务器材制造有限公司 | Electric-hydraulic switch machine |
| CN107205878A (en) * | 2015-02-05 | 2017-09-26 | 迈柯唯有限公司 | Operating table |
| CN105156393A (en) * | 2015-09-30 | 2015-12-16 | 中国船舶重工集团公司第七一九研究所 | Low-noise integrated pneumatic valve |
| CN107806452A (en) * | 2016-09-19 | 2018-03-16 | 成都测迪森生物科技有限公司 | A kind of control method of operating table hydraulic system |
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Application publication date: 20140101 |