CN110302023A - A kind of moving vehicle lifting column and medical moving vehicle with safe release function - Google Patents
A kind of moving vehicle lifting column and medical moving vehicle with safe release function Download PDFInfo
- Publication number
- CN110302023A CN110302023A CN201910578416.4A CN201910578416A CN110302023A CN 110302023 A CN110302023 A CN 110302023A CN 201910578416 A CN201910578416 A CN 201910578416A CN 110302023 A CN110302023 A CN 110302023A
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- China
- Prior art keywords
- safe release
- safe
- moving vehicle
- lifting column
- guide rail
- Prior art date
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 230000002547 anomalous effect Effects 0.000 claims abstract 2
- 239000004677 Nylon Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003340 mental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1013—Lifting of patients by
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/104—Devices carried or supported by
- A61G7/1046—Mobile bases, e.g. having wheels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1063—Safety means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1063—Safety means
- A61G7/1067—Safety means for adjustable bases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1073—Parts, details or accessories
Landscapes
- 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)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention discloses a kind of moving vehicle lifting column with safe release function and medical moving vehicles, lifting column is installed on displacement chassis, including inner tube, electric pushrod, by the outer tube of electric pushrod drives edge inner tube lateral expansion, electric pushrod has safe releasing device, safe releasing device is switched with safe release, safe releasing device is located on the inside of bottom of inner tube and safe release is switched to extension below safe releasing device, it further include the safe release link assembly for pressing safe release switch, safe release link assembly includes moving horizontally connecting rod and pivot link, connecting rod horizontal anomalous movement is moved horizontally to be connected on displacement chassis, move horizontally one end connection safe release button of connecting rod, other end connects pivot link, and safe release button is located at moving vehicle chassis side.The present invention need to only press the safe release button for being located at moving vehicle chassis side, so that it may so that lifting column is promptly fallen, facilitate operation.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to moving vehicle.
Background technique
The lifting column that moving vehicle uses at present, is driven using electric pushrod, if there is no safe release function, when
After object is raised, if circuit malfunctions cause motor to be unable to operate normally, it may result in object and keep raised configuration,
It can be just lowered until opening mechanical arm by caregiver.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of moving vehicle lifting column with safe release function,
In the case where motor is unable to operate normally, decline lifting column safely.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of displacement with safe release function
Vehicle lifting column, be installed on displacement chassis on, including inner tube, set on the electric pushrod of inner tube inside bottom, by electric pushrod
The outer tube along inner tube lateral expansion is pushed, the electric pushrod has safe releasing device, and the safe releasing device has peace
Full release switch further includes the safe release link assembly for pressing safe release switch, and the displacement chassis, which is equipped with, to be driven
The safe release button of dynamic safe release link assembly movement.
Optionally, the safe releasing device is located on the inside of bottom of inner tube and safe release switchs under safe releasing device
Fang Yanshen, the safe release link assembly includes moving horizontally connecting rod and pivot link, described to move horizontally connecting rod level
It is movably connected on displacement chassis, one end connection safe release button for moving horizontally connecting rod, other end connection turns
Dynamic connecting rod, and safe release button is located at moving vehicle chassis side, the pivot link, which is equipped with, pushes up safe release switch
Top plate.
Optionally, the pivot link includes the vertical section and horizontal segment for connecting forming V-shape, the bottom of vertical section and horizontal shifting
Dynamic connecting rod is hinged, and vertical section and horizontal segment connecting portion are rotationally connected with shaft, and the top plate is set on horizontal segment.
Optionally, the safe release button is connected with reset spring.
Optionally, which tilts backwards setting, and guide rail includes the guide rail bar connecting with outer tube and connects with inner tube
Guide rail slide block, the guide rail slide block has the guide-track groove that is slidably matched with guide rail bar, and the length of the guide rail slide block is greater than interior
The one third of length of tube and at least guide rail slide block of 1/5th inner tube lengths when outer tube projects upwardly to extreme position
It keeps cooperating with guide rail bar.
Optionally, the horizontal direction of the lifting column is projected as beloid and width gradual change shape, the lifting column
Being arranged side by side at left and right sides of rear portion has two groups of guide rails.
Optionally, before the lower front side inner wall of outer tube is connected with the backing plate being supported on outer wall of inner tube or/and inner tube top
Side outer wall is connected with the backing plate being supported on outer tube wall.
Optionally, the guide rail is V-type rail.
Optionally, self-lubricating nylon bushing is equipped in the guide-track groove.
The present invention also provides a kind of moving vehicles, vertical including a kind of moving vehicle lifting with safe release function
Column.
The present invention by adopting the above technical scheme, has the following beneficial effects:
1, after having safe release function, lifting column can be made to decline, kept away in the case where motor is unable to operate normally
Exempt to cause object uncomfortable.Safe release switch is acted on by safe release link assembly, need to only press and be located at displacement chassis
The safe release button of side, so that it may so that lifting column emergency safety is fallen, facilitate and be operated.
2, move horizontally rod slide and be connected to pilot hole, can accurately smoothly horizontal linear is mobile, pivot link is in V
Shape, safe release button only need to press, and pivot link can be driven, and then push up safe release switch by top plate, into
One step improves operating experience.
3, the safe release switch of safe releasing device itself has return structure, can be with after the release of safe release button
It resets, so that safe release link assembly return is pushed, in order to further ensure safe release button can be with parking position accuracy, safety
Release button can connect reset spring, push safe release button quick and precisely to reset by reset spring.
4, conventional guide rails sliding block is shorter, is easily deformed when by biggish pressure or lateral force and even damages.In order to
Increasing the contact area between guide rail slide block and guide rail bar, the length of guide rail slide block is greater than the one third of inner tube length here,
Guarantee that there is between guide rail slide block and guide rail bar biggish forced area when outer tube is flexible, thus lifting column lifting process is more
Stablize, at least guide rail slide block of 1/5th inner tube lengths and guide rail bar is protected when especially outer tube projects upwardly to extreme position
Cooperation is held, even if being also all not easy to deform and being damaged with stress by biggish pressure backward, guide rail slide block and inner and outer pipe at this time,
It is more stable since column can bear bigger lateral force.
5, in view of outer tube stretch out upwards it is longer and simultaneously by biggish external force when, between outer tube and inner tube gap compared with
Greatly, it is easy stress deformation, the lower front side inner wall of outer tube is connected with the backing plate being supported on outer wall of inner tube or/and inner tube top
Front side outer wall is connected with the backing plate being supported on outer tube wall, and outer tube stretches out longer and simultaneously by biggish under rear side upwards
When the pressure of side, by guide rail while posterior support, backing plate is in front support, to guarantee between outer tube and inner tube with larger
Support force.
6, being arranged side by side at left and right sides of the rear portion of the lifting column has two groups of guide rails, makes inner tube can by guide rail quantity increase
To bear biggish downward pressure.
7, Guide Rail Design is V-type rail, thus has biggish contact area between guide rail slide block and guide rail bar, and can be with
Bear biggish downward pressure and certain lateral force.
8, cooperate due to being equipped with self-lubricating nylon bushing and guide rail bar in guide-track groove, thus can reduce the friction of guide rail
Power reduces abrasion.
The specific technical solution of the present invention and its advantages will in the following detailed description in conjunction with attached drawing into
Row detailed description.
Detailed description of the invention
Present invention will be further described below with reference to the accompanying drawings and specific embodiments:
Fig. 1 is the main view of moving vehicle；
Fig. 2 is A-A the schematic diagram of the section structure in Fig. 1；
Fig. 3 is enlarged structure schematic diagram at I in Fig. 2；
Fig. 4 is the side view of moving vehicle；
Fig. 5 is B-B the schematic diagram of the section structure in Fig. 4；
Fig. 6 is partial structural diagram one in Fig. 5；
Fig. 7 is partial structural diagram two in Fig. 5.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
It is understood that in the absence of conflict, the feature in following embodiment and embodiment can be mutual
Combination.
It is to be appreciated that the indicating positions such as following "front", "rear", "left", "right", "inner", "outside" or positional relationship
Word be based only upon orientation or positional relationship shown in the drawings, only for the purposes of description the present invention and simplify description, without referring to
Show or imply that signified device/element must have a particular orientation or be constructed and operated in a specific orientation, therefore cannot manage
Solution is limitation of the present invention.
Embodiment one
As shown in Figures 1 to 7, a kind of to be used in medical moving vehicle and the lifting column D1 with safe release function, peace
Loaded on displacement chassis, including outer tube D11, inner tube D12, inner tube D12 are fixedly connected with chassis is shifted, and outer tube D11 is by electricity
Dynamic push rod drives edge inner tube D12 outer wall is flexible, and electric pushrod is set to inner tube inside bottom, and the electric pushrod has safe release
Device D14, the safe releasing device D14 have safe release switch D141.
Safe release switch D141 is operated for convenience, the safe releasing device D14 is located in bottom of inner tube
Side and safe release switch D141 are to extending below safe releasing device D14.It simultaneously further include for pressing safe release switch
Safe release the link assembly D15, the safe release link assembly D15 of D141 includes moving horizontally connecting rod D151 and rotation
Connecting rod D152, described one end for moving horizontally connecting rod D151 connect safe release button D153, and other end connects pivot link
D152, the pivot link D152 are equipped with the top plate for pushing up safe release switch D141.
Safe release switch D141 is acted on by safe release link assembly D15, need to only press and be located at displacement chassis
The safe release button D153 of side, so that it may so that lifting column is promptly fallen, facilitate and be operated.Safe release button D153
Positioned at moving vehicle chassis side, leading flank, left side, right side or trailing flank can be, nurse object bends over can be operated,
Or it is operated by caregiver.
Wherein, the pivot link D152 includes the vertical section and horizontal segment for connecting forming V-shape, the bottom of vertical section and level
Mobile connecting rod is hinged, and vertical section and horizontal segment connecting portion are rotationally connected with shaft, and the top plate is set on horizontal segment.In order to draw
It leads and moves horizontally the movement of connecting rod D151 horizontal linear, the connecting rod D151 that moves horizontally is slidably connected to pilot hole.Safe release
Button D153 only needs to press, and pivot link D152 can be driven, and then push up safe release switch D141 by top plate, into
One step improves operating experience.
The safe release switch D141 of safe releasing device itself has return structure, unclamps in safe release button D153
After can reset, to push safe release link assembly D15 return.Certainly, further, in order to guarantee safe release button
D153 can connect reset spring with parking position accuracy, the safe release button D153.
Refering to what is shown in Fig. 6, guide rail includes the guide rail bar D111 connecting with outer tube D11 and slides with the guide rail of inner tube D12 even
Block D122, the guide rail slide block D122 have the guide-track groove being slidably matched with guide rail bar D111.Traditional lifting column is in vertical
State, but since in the present embodiment, which tilts backwards setting bears side-lower backward in a state of use
Power, conventional guide rails sliding block is shorter, is easily deformed when by biggish power and even damages.In order to increase guide rail slide block D122 and lead
Contact area between rail bar D111, the length of the guide rail slide block D122 are greater than the one third of inner tube D12 length, guarantee to lead
There is biggish forced area between rail sliding block D122 and guide rail bar D111.It will be appreciated by persons skilled in the art that guide rail
The length longest of sliding block D122 can achieve consistent with inner tube D12 length.
It will be appreciated by persons skilled in the art that the relative motion relation between outer tube D11 and inner tube D12, it can be mutual
It changes, the relative motion relation between guide rail bar D111 and guide rail slide block D122 also can be interchanged.
Further, at least guide rail of 1/5th inner tube D12 length when outer tube D11 projects upwardly to extreme position
Sliding block D122 and guide rail bar D111 keeps cooperating.Even if guide rail slide block and inner and outer pipe are also all at this time by biggish pressure backward
It is not easy to deform and is damaged with stress.It will be appreciated by persons skilled in the art that guide rail slide block D122 can be elongated structure, from
Inner tube bottom end extends to top, it is of course also possible to use at least two-part separate structure.
In addition, having gap between outer tube D11 and inner tube D12, it is easy to shake when flexible, it is contemplated that outer tube D11 is upward
Stretch out it is longer and simultaneously by biggish external force when, gap is larger between outer tube D11 and inner tube D12, be easy stress deformation, outer tube
Lower front side inner wall be connected with the backing plate D13 being supported on outer wall of inner tube or/and inner tube upper front outer wall is connected with support
Backing plate D13 on outer tube wall.Outer tube D11 stretch out upwards it is longer and simultaneously pressure by biggish side-lower backward when,
By guide rail while posterior support, backing plate D13 is in front support, to guarantee between outer tube D11 and inner tube D12 with biggish
Support force, thus inner and outer pipe is not easy stress deformation.
With reference to shown in Fig. 5 to Fig. 7, the horizontal direction of the lifting column is projected as beloid and width gradual change shape, closely
Like isosceles triangle and corner is arc-shaped transition, and backing plate D13 is set to corner location on front side of isosceles triangle.Meanwhile the lifting is vertical
Being arranged side by side at left and right sides of the rear portion of column has two groups of guide rails.Inner tube is set to bear biggish be pressed downward by guide rail quantity increase
Power.The rear portion of said inner tube is respectively arranged on the left side and the right side the type groove D121 of about one extension, and the guide rail is set in type groove D121,
Space between inner and outer tubes is utilized to facilitate the installation of guide rail and save.
As an implementation, the guide rail is V-type rail, thus is had between guide rail slide block D122 and guide rail bar D111
There is biggish contact area, and biggish downward pressure and certain lateral force can be born.Certainly, those skilled in the art
It is understood that can also be replaced using dove-tail form guide rail or other existing guide rail structures.
In order to reduce the frictional force of guide rail, abrasion is reduced.Self-lubricating nylon bushing D123 is equipped in the guide-track groove.Nylon
The friction coefficient load increase and reduce, under high-load condition, coefficient of friction can be down to 0.1~0.15 or so, because
And there is preferable greasy property.And the wear resistance of nylon is good.Here described in order to install self-lubricating nylon bushing D123
The inner wall of guide-track groove is equipped with caulking groove, and the self-lubricating nylon bushing is embedded in caulking groove and gluing is fixed.
In addition, the mental section that the outer tube D11 and guide rail bar D111 are structure as a whole, is integrally machined molding to facilitate.
Said inner tube D12 and guide rail slide block D122 is mental section and is fixed together using screw, inner tube D12 and guide rail slide block
It is assembled together again with outer tube D11 after D122 installation.
Embodiment two
A kind of medical treatment moving vehicle, has the moving vehicle lifting column of safe release function including one of embodiment one.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to content described in specific embodiment above.It is any
Modification without departing from function and structure principle of the invention is intended to be included in the range of claims.
Claims (10)
1. a kind of moving vehicle lifting column with safe release function, be installed on displacement chassis, including inner tube, be set to it is interior
The electric pushrod of pipe inside bottom pushes the outer tube along inner tube lateral expansion by electric pushrod, it is characterised in that: described electronic to push away
Bar has safe releasing device, and it further includes opening for pressing safe release that the safe releasing device is switched with safe release
The safe release link assembly of pass, the safe release that the displacement chassis is equipped with driving safe release link assembly movement are pressed
Button.
2. a kind of moving vehicle lifting column with safe release function according to claim 1, it is characterised in that: described
Safe releasing device is located on the inside of bottom of inner tube and safe release is switched to extension below safe releasing device, the safe release
Link assembly includes moving horizontally connecting rod and pivot link, and the connecting rod horizontal anomalous movement that moves horizontally is connected to displacement chassis
On, one end connection safe release button for moving horizontally connecting rod, other end connects pivot link, and safe release button
Positioned at moving vehicle chassis side, the pivot link is equipped with the top plate for pushing up safe release switch.
3. a kind of moving vehicle lifting column with safe release function according to claim 2, it is characterised in that: described
Pivot link includes the vertical section and horizontal segment for connecting forming V-shape, the bottom of vertical section and to move horizontally connecting rod hinged, vertical section with
Horizontal segment connecting portion is rotationally connected with shaft, and the top plate is set on horizontal segment.
4. a kind of moving vehicle lifting column with safe release function according to claim 2, it is characterised in that: described
Safe release button is connected with reset spring.
5. a kind of moving vehicle lifting column with safe release function as claimed in any of claims 1 to 4,
Be characterized in that: the lifting column tilts backwards setting, and guide rail includes the guide rail bar connecting with outer tube and the guide rail with inner tube even
Sliding block, the guide rail slide block have the guide-track groove being slidably matched with guide rail bar, and the length of the guide rail slide block is greater than inner tube length
One third and when outer tube projects upwardly to extreme position at least 1/5th inner tube lengths guide rail slide block and guide rail
Item keeps cooperation.
6. a kind of moving vehicle lifting column with safe release function according to claim 5, it is characterised in that: the liter
The horizontal direction of drop column is projected as beloid and width gradual change shape, is arranged side by side at left and right sides of the rear portion of the lifting column
There are two groups of guide rails.
7. a kind of moving vehicle lifting column with safe release function according to claim 6, it is characterised in that: outer tube
Lower front side inner wall be connected with the backing plate being supported on outer wall of inner tube or/and inner tube upper front outer wall is connected with and is supported on
Backing plate on outer tube wall.
8. a kind of moving vehicle lifting column with safe release function according to claim 5, it is characterised in that: described
Guide rail is V-type rail.
9. a kind of moving vehicle lifting column with safe release function according to claim 5, it is characterised in that: described
Self-lubricating nylon bushing is equipped in guide-track groove.
10. a kind of medical treatment moving vehicle, it is characterised in that: there is safety including one kind described in any one of claim 1 to 9
The moving vehicle lifting column of release function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910578416.4A CN110302023A (en) | 2019-06-28 | 2019-06-28 | A kind of moving vehicle lifting column and medical moving vehicle with safe release function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910578416.4A CN110302023A (en) | 2019-06-28 | 2019-06-28 | A kind of moving vehicle lifting column and medical moving vehicle with safe release function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110302023A true CN110302023A (en) | 2019-10-08 |
Family
ID=68079311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910578416.4A Pending CN110302023A (en) | 2019-06-28 | 2019-06-28 | A kind of moving vehicle lifting column and medical moving vehicle with safe release function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110302023A (en) |
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| CN210582932U (en) * | 2019-06-28 | 2020-05-22 | 宁波康麦隆医疗器械有限公司 | Shift car lift stand and medical treatment shift car with safety release function |
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Application publication date: 20191008 |