CN203107817U - Angle adjusting device for back plate of transfusion chair - Google Patents
Angle adjusting device for back plate of transfusion chair Download PDFInfo
- Publication number
- CN203107817U CN203107817U CN 201220718007 CN201220718007U CN203107817U CN 203107817 U CN203107817 U CN 203107817U CN 201220718007 CN201220718007 CN 201220718007 CN 201220718007 U CN201220718007 U CN 201220718007U CN 203107817 U CN203107817 U CN 203107817U
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- CN
- China
- Prior art keywords
- depression bar
- piston rod
- air spring
- spanner
- button
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses an angle adjusting device for a back plate of a transfusion chair. The angle adjusting device has an very simple and convenient adjusting mode and comprises the back plate, wherein the two sides of the lower end of the back plate are hinged with a seat bracket respectively; the seat bracket is provided with handrails; the tail part of a controllable air spring is hinged with the lower end of the back plate; the front end of a piston rod of the controllable air spring is fixedly connected with a wrench bracket; the wrench bracket is fixedly arranged at the bottom of the seat bracket; the wrench bracket is movably provided with a wrench; the wrench is connected with a driving device; the wrench can be pulled by the driving device to wrench towards one side of the controllable air spring, and a valve ejection rod on the end part of the piston rod is pushed to move towards the interior of the piston rod, so that an internal space of the controllable air spring is opened to unlock the locking state of the piston rod; and the free end of a pressing rod is loosened and the valve ejection rod moves towards the exterior of the piston rod, so that an internal valve of the controllable air spring is closed to keep the piston rod in the locking state.
Description
Technical field
This utility model relates to field of medical, is specifically related to the medical infusion chair.
Background technology
The seat that uses when transfusion chair is patient infusion.The structure of transfusion chair comprises: seat support, be set with seat on the seat support, the both sides of seat are provided with handrail, the handrail bottom is fixedly mounted on the seat support, the rear end of seat is provided with backboard, the both sides of backboard lower end are hinged with seat support respectively, are provided with the backboard angle regulator between backboard and the seat support, generally also are supported with drip stand on seat support.Backboard angle regulator on the transfusion chair can be regulated the angle of backboard, thereby can alleviate the fatigue that patient causes in the infusion treatment process, because of long-time unalterable sitting posture.A transfusion chair by the ratchet angle modulation of my company exploitation before, the structure of the angle regulator of its backboard comprises: the ratchet bar that is provided with spline at the back side of backboard, be movably set with support bar at seat support, support bar can optionally embed in the teeth groove in the ratchet bar.The transfusion chair of said structure has following shortcoming: during angular adjustment, the people need stand in the transfusion chair rear side, a hand steered firmly backboard, the another hands embeds support bar in the teeth groove in the ratchet bar, such angular adjustment mode is very loaded down with trivial details, patient regulates very inconvenient in the infusion treatment process, needs the entourage to help and just can carry out the angular adjustment of backboard.
The utility model content
This utility model technical issues that need to address are: provide a kind of regulative mode simple, patient is the own angle regulator that just can carry out the transfusion chair backboard of backboard angular adjustment easily in infusion process.
For addressing the above problem, the technical solution adopted in the utility model is: the angle regulator of transfusion chair backboard, comprise: backboard, the both sides of backboard lower end are hinged with seat support respectively, the both sides of seat support top are set with handrail respectively, in the bottom of seat support controlled air spring is installed, the concrete mounting means of controlled air spring is: the afterbody of controlled air spring and the lower end of backboard are hinged, the piston rod of controlled air spring is fixedlyed connected with the spanner support, and the spanner support is hinged on the bottom of seat support; Be movably set with spanner on the spanner support, be connected with driving device on the spanner, the structure of driving device comprises: depression bar, depression bar is hinged on the connecting plate of side handrail bottom, one end of depression bar is fixedlyed connected with the upper end of drag-line, the other end of depression bar is free end, the lower end of drag-line is fixedly connected on the spanner, press the free end of moulded rod, depression bar can drive drag-line and spur spanner, it is pulled to controlled air spring one side, and the valve mandril that promotes the piston rod end is inner mobile to piston rod, thereby opens the internal valves of controlled air spring, makes piston rod be in the state of unlocking, unclamp the free end of depression bar, valve mandril is outside mobile to piston rod, thereby closes the internal valves of controlled air spring, and piston rod is in the lock state.
Further, the angle regulator of aforesaid transfusion chair backboard, wherein, the L-shaped bending of described depression bar, the bending place of depression bar is hinged on the connecting plate of side handrail bottom, the free end of depression bar is connected with button assembly, the structure of button assembly comprises: housing is installed, housing is installed to be installed on the handrail of depression bar one side, on installing in the housing, under run through and be provided with button, button can move up and down in housing is installed, the bottom of button is stretched out the installation housing downwards, and be connected with the free end of depression bar, the button of installing in the housing is provided with spring, and Spring Card is contained in to be installed between the bottom interior with housing is installed of the baffle plate on the button in the housing, under the effect of spring force, the upper end of button installation housing protruding upward.
Further, the angle regulator of aforesaid transfusion chair backboard wherein, is provided with cable sleeve between the handrail of depression bar one side and seat support, and the lower end of drag-line is connected on the spanner after passing cable sleeve.
The beneficial effects of the utility model: regulative mode is simple, and patient is the own angular adjustment that just can carry out the transfusion chair backboard easily in infusion process.
Description of drawings
Fig. 1 is the structural representation of the angle regulator dorsulum of transfusion chair backboard described in the utility model when being in erectility.
Fig. 2 is the structural representation of the angle regulator dorsulum of transfusion chair backboard described in the utility model when being in heeling condition.
Fig. 3 is the structure for amplifying sketch map of A part among Fig. 1.
The specific embodiment
Be described in further details below in conjunction with accompanying drawing and this utility model of optimum embodiment.
As Fig. 1, Fig. 2, shown in Figure 3, the angle regulator of transfusion chair backboard, comprise: backboard 1, the both sides of backboard 1 lower end are hinged with seat support 2 respectively, the both sides of seat support 2 are set with handrail 3 respectively, controlled air spring 4 is installed in the bottom of seat support 2, controlled air spring 4 is a kind of air springs that can lock in the optional position of stroke, the end of the piston rod 41 of controlled air spring 4 is provided with a valve mandril 411, piston rod 41 outside maximum elongations place are the minimal compression stroke places of air spring, inwardly promote valve mandril 411 and can open internal valves and make gas communication, the piston rod 41 of controlled air spring 4 just can freely stretch or bounces back as the compressed gas spring; Behind the relief valve push rod 411, internal valves is closed, and piston rod 41 is lockable, and lock power is often very big, can bear bigger load.In the present embodiment, the concrete mounting means of controlled air spring 4 is: the lower end of the afterbody of controlled air spring 4 and backboard 1 is hinged, the front end of the piston rod 41 of controlled air spring 4 is fixedly connected with spanner support 5, spanner support 5 is hinged on the bottom of seat support 2, be movably set with spanner 6 on the spanner support 5, be connected with driving device on the spanner 6, the structure of driving device comprises: depression bar 7, depression bar 7 L-shaped bendings, the bending place of depression bar 7 is hinged on the connecting plate 31 of a side handrail 3 bottoms, one end of depression bar 7 is fixedlyed connected with the upper end of drag-line 8, the other end of depression bar 7 is free end, be provided with cable sleeve 12 between the handrail 3 of depression bar 7 one sides and seat support 2, the lower end of drag-line 8 is fixedly connected on the spanner 6 after passing from cable sleeve 12.Press the free end of moulded rod 7, depression bar 7 can drive drag-line 8 and the pulling spanner 6, it is pulled to controlled air spring 4 one sides, and the valve mandril 411 that promotes piston rod 41 ends is inner mobile to piston rod 41, thereby open the internal valves of controlled air spring 4, make piston rod 41 state that unlocks, unclamp the free end of depression bar 7, valve mandril 411 is outside mobile to piston rod 41, thereby close the internal valves of controlled air spring 4, piston rod 41 is in the lock state.For more convenient patient controls depression bar 7, the free end of depression bar 7 also is connected to button assembly, the structure of button assembly comprises: shell 9 is installed, shell 9 is installed to be arranged on the handrail 3 of depression bar 7 one sides, on installing in the shell 9, under run through and be provided with button 10, button 10 can move up and down in shell 9 is installed, the bottom of button 10 is stretched out downwards housing 9 is installed, and be connected with the free end of depression bar 7, the button of installing in the housing 9 10 is provided with spring 11, spring 11 is installed between the bottom that the baffle plate 101 on the button 10 and installation housing 9 in the housing 9 are installed, under the effect of spring 11 elastic force, the upper end of button 10 installation housing 9 protruding upward.
Operation principle of the present utility model is as follows: as shown in Figure 1, backboard 1 is positioned at upwards erectility, when needs are adjusted the angle of inclination of backboard 1, patient only need be sitting on the transfusion chair, top with the downward pressing button 10 of hands, the free end that drives depression bar 7 in the process that button 10 moves downward rotates, the other end of depression bar 7 is upturned, the drag-line 8 that links to each other with depression bar 7 like this can spur spanner 6, it is pulled to controlled air spring 4 one sides, and the valve mandril 411 that promotes piston rod 41 ends is inner mobile to piston rod 41, open the internal valves of controlled air spring 4, piston rod 41 is in the lock state, patient's back leans against on the backboard 1 and to layback simultaneously, will piston rod 41 will inwardly withdraw in the backboard bottom like this, when backboard 1 tilts to the required angle of patient, release button 10, button 10 drives depression bar 7 under the effect of spring 11 elastic force free end upwards rotates, the other end of depression bar 7 rotates, thereby unclamp drag-line 8, it is relief valve push rod 411, close the internal valves of controlled air spring 4, make piston rod 41 be in released state, backboard 2 will rest on the position at the required angle of inclination of patient like this, can be referring to shown in Figure 2.When patient need make progress the backboard 1 of inclination certain angle when upright, at first make patient backboard 1 not applied backward power, press the button 10 then, make drag-line 8 pulling spanners 6 inwardly promote valve mandril 411, open the internal valves of controlled air spring 4, under the effect of controlled air spring 4 internal pressure differences, piston rod 41 outwards extends, thus the bottom that promotes backboard 1 outwards rotate, and then it is slowly upwards upright to order about monoblock backboard 1, until arriving the needed position of patient, release button 10 makes spanner 6 relief valve push rods 411, closes the internal valves of controlled air spring 4, piston rod 41 is in the lock state, referring to shown in Figure 1 again.
The utility model has the advantages that: the regulative mode of backboard is very convenient, and whole process patient oneself just can operate, and backboard 1 can rest on the optional position in the angle of regulation range.
Claims (3)
1. the angle regulator of transfusion chair backboard, comprise: backboard, the both sides of backboard lower end are hinged with seat support respectively, the both sides of seat support top are set with handrail respectively, it is characterized in that: in the bottom of seat support controlled air spring is installed, the concrete mounting means of controlled air spring is: the afterbody of controlled air spring and the lower end of backboard are hinged, and the piston rod of controlled air spring is fixedlyed connected with the spanner support, and the spanner support is hinged on the bottom of seat support; Be movably set with spanner on the spanner support, be connected with driving device on the spanner, the structure of driving device comprises: depression bar, depression bar is hinged on the connecting plate of side handrail bottom, one end of depression bar is fixedlyed connected with the upper end of drag-line, the other end of depression bar is free end, the lower end of drag-line is fixedly connected on the spanner, press the free end of moulded rod, depression bar can drive drag-line and spur spanner, it is pulled to controlled air spring one side, and the valve mandril that promotes the piston rod end is inner mobile to piston rod, thereby opens the internal valves of controlled air spring, makes piston rod be in the state of unlocking, unclamp the free end of depression bar, valve mandril is outside mobile to piston rod, thereby closes the internal valves of controlled air spring, and piston rod is in the lock state.
2. the angle regulator of transfusion chair backboard according to claim 1, it is characterized in that: the L-shaped bending of described depression bar, the bending place of depression bar is hinged on the connecting plate of side handrail bottom, the free end of depression bar is connected with button assembly, the structure of button assembly comprises: housing is installed, housing is installed to be installed on the handrail of depression bar one side, on installing in the housing, under run through and be provided with button, button can move up and down in housing is installed, the bottom of button is stretched out the installation housing downwards, and be connected with the free end of depression bar, the button of installing in the housing is provided with spring, Spring Card is contained in to be installed between the bottom interior with housing is installed of the baffle plate on the button in the housing, under the effect of spring force, the upper end of button installation housing protruding upward.
3. the angle regulator of transfusion chair backboard according to claim 1 and 2 is characterized in that: be provided with cable sleeve between the handrail of depression bar one side and seat support, the lower end of drag-line is connected on the spanner after passing cable sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220718007 CN203107817U (en) | 2012-12-24 | 2012-12-24 | Angle adjusting device for back plate of transfusion chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220718007 CN203107817U (en) | 2012-12-24 | 2012-12-24 | Angle adjusting device for back plate of transfusion chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203107817U true CN203107817U (en) | 2013-08-07 |
Family
ID=48888200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220718007 Expired - Lifetime CN203107817U (en) | 2012-12-24 | 2012-12-24 | Angle adjusting device for back plate of transfusion chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203107817U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007375A (en) * | 2012-12-24 | 2013-04-03 | 江苏永发医用设备有限公司 | Angle adjusting device of infusion chair back plate |
| CN109793962A (en) * | 2019-01-25 | 2019-05-24 | 中国人民解放军陆军军医大学第一附属医院 | A kind of transfusion port sets port needle seat special |
-
2012
- 2012-12-24 CN CN 201220718007 patent/CN203107817U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007375A (en) * | 2012-12-24 | 2013-04-03 | 江苏永发医用设备有限公司 | Angle adjusting device of infusion chair back plate |
| CN109793962A (en) * | 2019-01-25 | 2019-05-24 | 中国人民解放军陆军军医大学第一附属医院 | A kind of transfusion port sets port needle seat special |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Chang Feng Cun Le Yu town Zhangjiagang city Suzhou city Jiangsu province 215622 Jiangsu Yongfa Medical Equipment Co., Ltd. Patentee after: JIANGSU YONGFA MEDICAL EQUIPMENT TECHNOLOGY CO.,LTD. Address before: Chang Feng Cun Le Yu town Zhangjiagang city Suzhou city Jiangsu province 215622 Jiangsu Yongfa Medical Equipment Co., Ltd. Patentee before: JIANGSU YONGFA MEDICAL EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
|
| CX01 | Expiry of patent term |