CN105943281A - An integral type lifting bed head frame - Google Patents

An integral type lifting bed head frame Download PDF

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Publication number
CN105943281A
CN105943281A CN201610364495.5A CN201610364495A CN105943281A CN 105943281 A CN105943281 A CN 105943281A CN 201610364495 A CN201610364495 A CN 201610364495A CN 105943281 A CN105943281 A CN 105943281A
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CN
China
Prior art keywords
drive rod
adjustable
screw mandrel
adjustable shelf
slide block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610364495.5A
Other languages
Chinese (zh)
Inventor
李路平
覃鸿
陆柯军
黄春峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Kangmailong Medical Apparatus Co Ltd
Original Assignee
Ningbo Kangmailong Medical Apparatus Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningbo Kangmailong Medical Apparatus Co Ltd filed Critical Ningbo Kangmailong Medical Apparatus Co Ltd
Priority to CN201610364495.5A priority Critical patent/CN105943281A/en
Publication of CN105943281A publication Critical patent/CN105943281A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • A61G7/05Parts, details or accessories of 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
    • A61G2203/00General characteristics of devices
    • A61G2203/10General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
    • 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
    • A61G2203/00General characteristics of devices
    • A61G2203/70General characteristics of devices with special adaptations, e.g. for safety or comfort

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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)
  • Transmission Devices (AREA)

Abstract

The invention provides an integral type lifting bed head frame and belongs to the field of medical instruments. The integral type lifting bed head frame comprises a pedestal and a movable frame movably installed on the pedestal. The integral type lifting bed head frame also comprises a first drive rod and a second drive rod, which intersect with each other and are in hinge joint; the bottoms of the first drive rod and the second drive rod are movably connected to the pedestal and the tops are movably connected to the movable frame; the integral type lifting bed head frame also comprises a drive assembly driving the bottoms or the tops of the first drive rod and the second drive rod to move in opposite directions. The integral type lifting bed head frame is great in lifting stability and long in service life.

Description

A kind of all-in-one-piece Height-adjustable headstock
[technical field]
The present invention relates to a kind of all-in-one-piece Height-adjustable headstock, belong to medical instruments field.
[background technology]
Existing bed, especially for use in the bed of area of medical devices, it is contemplated that the special requirement of patient, and bed leads to Often being designed to lifting type, Height-adjustable can be divided into lathe bed lifting or bed head frame lifting by type of drive, when adopting When lifting with bed head frame, now with bed head frame there is lifting time stability is bad, firmness is the strongest problem, The service life making whole Height-adjustable is affected.It addition, the existing all-in-one-piece Height-adjustable headstock due to Structure limits, and the top of bed head frame is relatively big from the head distance of patient, and patient head is protected by medical personnel During reason, need to remove bed head frame, operate very inconvenient.
[summary of the invention]
Problem to be solved by this invention is just to provide a kind of all-in-one-piece Height-adjustable headstock, stability during lifting, Safety and firmness are more preferable, and service life is longer.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
A kind of all-in-one-piece Height-adjustable headstock, installs the adjustable shelf on this base including base and activity, including: Intersect and the first hinged drive rod and the second drive rod, described first drive rod, the second drive rod Bottom is movably connected on described base, and top movable is connected to described adjustable shelf;Also include that driving is described The driving assembly that first drive rod, the bottom of the second drive rod or top are moved in the opposite direction.
The all-in-one-piece Height-adjustable headstock of the present invention, is provided with the first drive rod and second between base and adjustable shelf Drive rod, the first drive rod and the second drive rod intersect and hinged, formation X-shaped structure, and described first Drive rod, the bottom of the second drive rod are connected on described base, and the first drive rod and the second drive rod Bottom can be moved on described base, and described first drive rod, the top of the second drive rod are connected to described work In moving frame, equally, the top of the first drive rod and the second drive rod can be moved on described adjustable shelf, and X-shaped is tied When structure makes adjustable shelf lift on base, stability is more preferable, will not produce double swerve, eccentric lifting Problem, it addition, also include in the present invention driving described first drive rod, the bottom of the second drive rod or top The driving assembly moved in the opposite direction, in the present invention, the opposite direction of indication includes relatively coming together direction with the most remote From direction, the first drive rod and the second drive rod, its top or bottom towards relative direction come together time, X-shaped structure Whole height uprises, thus drives adjustable shelf to be raised above, when top or bottom occur towards contrary away from direction Time mobile, X-shaped structure whole height step-down, thus drive adjustable shelf down to decline, i.e. with driving Component driver First drive rod and the second drive rod occur mutually to rotate, thus indirectly drive adjustable shelf oscilaltion, due to First drive rod and the second drive rod are to interlock when rotating, and rotate simultaneously, and two drive rods are applied to activity Force ratio on frame is more uniform, increases stability during its lifting.
As preferably, described driving assembly includes being driven the rolling lead screw carrying out rotating and axial activity to exist by motor At least one on rolling lead screw the first slide block, described first slide block and the first drive rod or the second drive rod are even Connect.
As preferably, described rolling lead screw includes left screw mandrel and right screw mandrel, and described left screw mandrel and right screw mandrel divide Not being provided with described first slide block, two the first slide blocks are respectively with the top of the first drive rod and the second drive rod even Connecing, described left screw mandrel is identical with right screw mandrel rotation direction and hand of thread spiral contrary, or, described left screw mandrel Contrary with the rotation direction of right screw mandrel and hand of thread spiral is identical.
As preferably, the top of described driving assembly and the first drive rod and the second drive rod connects, and first drives Bar and/or the second drive rod are having stabiliser bar with being connected between described base at its bottom position.
As preferably, described rolling lead screw is arranged on described adjustable shelf, at least one end of rolling lead screw with Ball or plane bearing it is provided with between described adjustable shelf.
As preferably, described adjustable shelf is provided with upper hopper chute, and described first slide block slides in upper hopper chute.
As preferably, described base is provided with gliding groove, and the bottom of described first drive rod and the second drive rod sets The second slide block, described second slide block is had to slide in gliding groove.
As preferably, being connected by telescope assembly with between base of described adjustable shelf.
As preferably, described thimble assembly includes first sleeve, the second sleeve pipe, the 3rd sleeve pipe, first sleeve with Adjustable shelf connects, and the 3rd sleeve pipe is connected with base, described second sleeve pipe be positioned at first sleeve and the 3rd sleeve pipe it Between, it is provided with at least one sliding sleeve between adjacent casing.
As preferably, the both sides of described adjustable shelf are provided with first sleeve, and described first sleeve releasable connection has even Contact pin, described connection sheet is fixing with lathe bed to be connected.
These features of the present invention and advantage will be detailed in following detailed description of the invention, accompanying drawing exposure.
[accompanying drawing explanation]
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the Height-adjustable headstock of the present invention;
Fig. 2 is the structural representation of the Height-adjustable headstock of the present invention;
Front elevational schematic when Fig. 3 is that in the Height-adjustable headstock of the present invention, adjustable shelf rises to extreme higher position;
Front elevational schematic when Fig. 4 is that in the Height-adjustable headstock of the present invention, adjustable shelf is down to extreme lower position;
Fig. 5 is the close-up schematic view in Fig. 2 at A;
Fig. 6 is the close-up schematic view in Fig. 4 at B;
Fig. 7 is the Height-adjustable headstock of the present invention and lathe bed connection diagram;
Fig. 8 is first sleeve, the second sleeve pipe, the schematic cross-section of sliding sleeve in the Height-adjustable headstock of the present invention.
[detailed description of the invention]
The technical scheme of the embodiment of the present invention is explained and says by the accompanying drawing below in conjunction with the embodiment of the present invention Bright, but following embodiment is only the preferred embodiments of the present invention, and not all.Based on the reality in embodiment Executing example, those skilled in the art are obtained other embodiments on the premise of not making creative work, all Belong to protection scope of the present invention.
Such as Fig. 1 to 7, the present embodiment is the all-in-one-piece Height-adjustable headstock, is mainly used in medical instruments field, Especially on sick bed, sick bed is made up of lathe bed 1 and the bed head frame being positioned at lathe bed 1 head and afterbody, this enforcement Bed head frame in example is liftable, and its whole height is variable, and the present embodiment bed head frame is connected with lathe bed, Lathe bed 1 is driven to lift when lifting.Bed head frame includes base 2 and the movable adjustable shelf 3 installed on this base 2, Adjustable shelf 3 is positioned at the top of base 2, and during lifting, base 2 is motionless, adjustable shelf 3 oscilaltion.The described end It is additionally provided with pulley 21 below seat 2, is moved easily.
In the present embodiment, in order to allow adjustable shelf 3 in lifting process more stable, the present embodiment is at adjustable shelf 3 And it being provided with connector between base 2, this connector includes intersecting and the first hinged drive rod 41 He Second drive rod 42, in the present embodiment, its hinged position is positioned at the first drive rod 41 and the second drive rod 42 Centre position, the first drive rod 41 and the second drive rod 42 hinged after formed an X-shaped structure, both Can produce centered by pin joint and circumferentially rotate, wherein live in the bottom of first drive rod the 41, second drive rod 42 Being dynamically connected on described base 2, the top movable of first drive rod the 41, second drive rod 42 is connected to described Adjustable shelf 3, when the i.e. first drive rod 41 and the second drive rod 42 rotate, can drive adjustable shelf 3 simultaneously Rise or decline, drive this connector for convenience, the present embodiment also include driving described first drive rod 41, The driving assembly that the bottom of the second drive rod 42 or top are moved in the opposite direction, the negative side of indication in the present embodiment Include that coming together direction moves relative to the center toward adjustable shelf 3 and move towards direction, adjustable shelf 3 both sides on the contrary to movement Dynamic, the driving assembly in the present embodiment is arranged on adjustable shelf 3, with the first drive rod 41 and the second drive rod The top of 42 connects, and drives assembly directly to drive top and the top of the second drive rod 42 of the first drive rod 41 Portion moves toward center or toward two side shiftings.The front side of adjustable shelf 3 and rear side are additionally provided with head of a bed shield 31, use In sheltering from driving assembly, the outward appearance of the lift bed headstock simultaneously, clear in order to show in Fig. 1 to 5, remove It is positioned at the head of a bed shield on front side of adjustable shelf 3.
It should be noted that the design that those skilled in the art are by the present embodiment, assembly peace can will be driven It is contained on base, drives assembly directly to drive the bottom of the bottom of the first drive rod and the second drive rod toward center Mobile or past two side shiftings, or, adjustable shelf is provided with driving assembly, base is also provided with driving group Part, simultaneously drives, and these several embodiments also fall into protection scope of the present invention.
The present embodiment drives the concrete structure of assembly: described driving assembly includes being driven by motor 50 carrying out turning Dynamic rolling lead screw 51 and the most movable two the first slide blocks 52 on rolling lead screw 51, said two the One slide block 52 is connected with the top of the first drive rod 41 and the top of the second drive rod 42 respectively.The present embodiment The two ends of middle rolling lead screw 51 are horizontally arranged at the left and right sides of adjustable shelf 3, motor by rolling bearing 53 50 are also mounted on adjustable shelf 3, and are positioned at the centre position of adjustable shelf 3, and the outfan of motor 50 passes through snail Wheel and rolling lead screw 51 are engaged transmission, and the first slide block 52 is to threaded with rolling lead screw 51, typically Being referred to as nut, when rolling lead screw 51 self rotates, rolling lead screw 51 is not from axial direction the most yet It is subjected to displacement, when rolling lead screw 51 rotates, drives the first slide block 52 to send out along the axial direction of rolling lead screw 51 Raw displacement, due to said two the first slide block 52 respectively with top and second drive rod of the first drive rod 41 The top of 42 connects, therefore when the first slide block 52 occurs axial displacement, drive the first drive rod 41 top and There is lateral displacement in the second drive rod 42 top, thus drives the whole height of X-shaped structure to change.
It should be noted that using two the first slide blocks in the present embodiment is preferred version, people in the art Member is it is known that be not limited in the present embodiment two of the first slide block, and its quantity can also be one, I.e. only with first slide block drive the top of the first drive rod and the second drive rod top one of them, Making it produce lateral displacement, when one of them drive rod rotates, another drive rod can become driven Bar, the most also can realize the lifting of adjustable shelf, this embodiment also falls into protection scope of the present invention.
Owing to the present embodiment having two the first slide blocks 52, in order to allow two the first slide blocks 52 realize towards phase negative side To slip, described rolling lead screw 51 includes left screw mandrel 511 and right screw mandrel 512, and described first slide block 52 is respectively Being positioned on left screw mandrel 511 and right screw mandrel 512, left screw mandrel 511 and right screw mandrel 512 are respectively by shaft coupling 54 Being connected on a power transmission shaft 55, described power transmission shaft 55 is connected with motor 50, left silk described in the present embodiment Bar 511 is contrary with right screw mandrel 512 hand of thread spiral, and the most left screw mandrel 511 is dextrorotation, right screw mandrel 512 For left-handed, during work, motor 50 rotates, and drives power transmission shaft 55 to rotate, when power transmission shaft 55 rotates, passes through It is positioned at the shaft coupling 54 at its two ends, drives left screw mandrel 511 and right screw mandrel 512 to rotate, left screw mandrel 511 and the right side The rotation direction of screw mandrel 512 is identical, so that the first slide block 52 on left screw mandrel 511 and at right screw mandrel The first slide block 52 glide direction on 512 is contrary.
Left screw mandrel and right screw mandrel in the present embodiment are two single screw mandrels, and those skilled in the art are the easiest Expecting, left screw mandrel and right screw mandrel can be integrative-structures, i.e. on same rolling lead screw, in left side appearance Face processes right-handed thread, processes left hand thread on the outer surface of right side, in mid portion processing arbitrarily side To screw thread, then with the screw thread of worm-gear driven mid portion, the most also can realize the effect in the present embodiment.
It addition, the present embodiment is realize two the first slide blocks by reverse thread to slide on the contrary, this area Technical staff can also realize two the first slide blocks slide on the contrary by rotating backward, the most left screw mandrel and right silk The hand of spiral of bar is identical, and two shaft couplings one of them be reversion shaft coupling, reversion shaft coupling is at machinery In field relatively conventional, its effect is that the rotation direction of axle by being connected to its both sides is set as on the contrary, and motor turns Time dynamic, the rotation direction of left screw mandrel and right screw mandrel is contrary, the most also can realize the effect in the present embodiment, with Upper several embodiments each fall within protection scope of the present invention.
In the present embodiment, the left end of left screw mandrel 511 is connected to the left side of adjustable shelf 3 by rolling bearing 53, The right-hand member of right screw mandrel 512 is connected to the right side of adjustable shelf 3, left screw mandrel 511 and right silk by rolling bearing 53 Bar 512 is when rotating, and its outer end is very big, owing to rolling bearing 53 exists to the active force of rolling bearing 53 The load-carrying ability of axial direction is more weak, and after long-term work, rolling bearing 53 easily lost efficacy, thus affected whole The working life of bed head frame is in order to solve this technical problem, as a example by left screw mandrel 511, concrete such as Fig. 6 institute Showing, the left end of left screw mandrel 511 is through the inner chamber of rolling bearing 53, and stretches out the left side of rolling bearing 53, The left side of left screw mandrel 511 is provided with bellmouth 513, is provided with ball 55, adjustable shelf 3 in bellmouth 513 Left side be provided with backing plate 32, ball 55 offsets with backing plate 32, left screw mandrel 511 rotate time, its active force Concentrating between ball 55 and backing plate 32, the axial load being subject at rolling bearing 53 is less, and left screw mandrel During 511 rotation, ball 55 rotates the most accordingly, and the frictional force between backing plate 32 is less, service life Long, the structure of right screw mandrel 512 is similar with left screw mandrel 511, does not here do too much elaboration.Certainly the present embodiment In ball 55 can replace with bearing, such as plane bearing, tapered bearing etc..
As it is shown in figure 5, in order to allow the top of the first drive rod 41 and the second drive rod 42 on adjustable shelf 3 Preferably sliding, described adjustable shelf 3 is provided with upper hopper chute 33, and two the first slide blocks 52 all slide on upper hopper chute In 33, in the present embodiment, upper hopper chute 33 can be made with the shaped steel of L-shaped, low cost, wherein the first slide block 52 Top be provided with roller 521, roller 521 laminating is slided in upper hopper chute 33, the top of the first drive rod 41 Being fixedly connected with connecting plate 43, the upper end of connecting plate 43 is hinged with the first slide block 52.
In like manner, in order to allow the bottom of the first drive rod 41 and the second drive rod 42 preferably slide on base 2 Dynamic, described base 2 is provided with gliding groove 22, described first drive rod 41 and the bottom of the second drive rod 42 Also being respectively equipped with connecting plate 43, the lower end of two connecting plates 43 has been hingedly connected the second slide block 56, and two Individual second slide block 56 slides in gliding groove 22, and in the present embodiment, the cross section of gliding groove 22 is rectangle, its Reserving the first preformed groove 221 for connecting plate 43 activity on upper surface, the second chute cannot be reserved by first Groove 221 detaches gliding groove 22.
In the present embodiment, in order to strengthen the first drive rod 41 and the second drive rod 42 stability when rotating, First drive rod 41 and the second drive rod 42 are having with being connected between described base 2 at its bottom position Stabiliser bar 44, concrete link position can refer to Fig. 1 to 4, as a example by the first drive rod 41, the first drive rod 41 and second the articulated position of drive rod 42 be defined as the first pin joint, the upper end of stabiliser bar 44 is driven with first Lever 41 is hinged, and its articulated position is between the bottom of the first pin joint and the first drive rod 41, stable The lower end of bar 44 is hinged on the centre position of gliding groove 22, and the lower end of two stabiliser bars 44 in the present embodiment Being hinged in same point, wherein the roof of gliding groove 22 is provided with the second preformed groove passed for stabiliser bar 44 222, specifically can be found in Fig. 1.The effect of stabiliser bar 44 is so that the first drive rod 41 and the second drive rod The fulcrum of 42 increases, and stability is more preferable, and active force is the most more dispersed simultaneously, reduces and shares at the first drive rod 41 With the active force on the second drive rod 42, reduce the probability of bending.
It should be noted that be preferably provided with two stabiliser bars in the present embodiment, those skilled in the art are the easiest Expect only setting a stabiliser bar, a stabiliser bar is i.e. set on the first drive rod or the second drive rod, also can Play the effect adding stiff stability He sharing active force.
Adjustable shelf 3 and the concrete attachment structure of base 2 in the present embodiment: described adjustable shelf 3 and base 2 Between connected by telescope assembly, thimble assembly is made up of many sleeve pipes, has three in the present embodiment Root sleeve pipe, respectively first sleeve the 34, second sleeve pipe the 231, the 3rd sleeve pipe 232, first sleeve 34 is with alive Moving frame 3 connects, the inner diameter of first sleeve 34 more than the outer diameter of the second sleeve pipe 231, described second Sleeve pipe 231 stretches in described first sleeve 34, and the bottom of the 3rd sleeve pipe 232 is connected with base 2, the 3rd set The top of pipe 232 is stretched in the second sleeve pipe 231, and three grades of sleeve pipes combine, and in cooperation the present embodiment, two are driven The X-shaped structure that lever is formed so that bed head frame can be reduced to the lowest height when declining, certain sleeve pipe Be not limited in the present embodiment 3 of quantity, extend to more according to actual needs, or reduce to 2 Root.
Owing to adjacent casing exists frictional force when sliding, the first sleeve 34 that in the present embodiment, adjacent casing refers to With the second sleeve pipe the 231, second sleeve pipe 231 and the 3rd sleeve pipe 232, in order to reduce this partial frictional power, adjacent At least one sliding sleeve it is provided with between sleeve pipe, as a example by first sleeve 34 and the second sleeve pipe 231, described first set Being provided with two sliding sleeves 24 between inwall and the outer wall of the second sleeve pipe 23 of pipe 34, a sliding sleeve 24 is fixed on On the inwall of sleeve 34, another sliding sleeve 24 is fixed on the outer wall of the second sleeve pipe 231, sliding sleeve 24 axle Relatively short to length, decrease first sleeve 34 and the contact area of the second sleeve pipe 231, sliding sleeve 24 Concrete structure can refer in Fig. 8, and the sliding sleeve 24 in Fig. 8 is fixed on the second sleeve pipe 231 outer wall, sliding sleeve 24 Periphery wall be provided with protrusion 241, in the present embodiment, protrusion 241 has 3, is evenly distributed on sliding sleeve On the periphery wall of 24, the design of protrusion, it is possible to reduce sliding sleeve 24 and the contact surface of first sleeve 34 inwall Long-pending, reduce frictional force further.It also is provided with sliding sleeve, here between second sleeve pipe 231 and the 3rd sleeve pipe 232 The most too much illustrate.
In order to allow dismount between the present embodiment and lathe bed 1 more convenient, first sleeve 34 described in the present embodiment Releasable connection has connection sheet 25, and described connection sheet 25 is fixing with lathe bed 1 to be connected, specifically, first sleeve Being located at two locating dowels 341 on the periphery wall of 34, described connection sheet 25 is provided with two locating slots 251, One of them locating slot 251 communicates with the bottom being connected sheet 25, and another locating slot 251 is in oblique, with company The sidewall of contact pin 25 communicates, and during installation, two locating dowels 341 are respectively from the opening part of two locating slots 251 Slip into.
In the present embodiment, owing to adding Multi-stage sleeve assembly, and the length of first sleeve 34 is shorter, makes Obtain the distance between top and the lathe bed 7 of adjustable shelf 3 shorter, when patient lies on lathe bed 7, patient head The least with the distance from top of adjustable shelf 3, facilitate medical personnel that patient is nursed, and traditional bed head frame, Owing to being the structure of direct-push, installing the motor of direct-push in adjustable shelf, the height of whole adjustable shelf is higher, Medical personnel, when nursing patient head, need to remove whole bed head frame, very inconvenient, so this Utilizing X shelf structure in embodiment, thus reduce the length of first sleeve 34, patient is entered by the medical personnel being Need not during row head nursing remove bed head frame, more convenient operation.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to This, be familiar with this those skilled in the art and should be understood that the present invention includes but not limited to that accompanying drawing and upper mask body are real Execute the content described in mode.Any it is intended to be included in without departing from the function of the present invention and the amendment of structural principle In the scope of claims.

Claims (10)

1. an all-in-one-piece Height-adjustable headstock, including base and the movable adjustable shelf installed on this base, its It is characterised by, including: intersecting and the first hinged drive rod and the second drive rod, described first drives Bar, the bottom of the second drive rod are movably connected on described base, and top movable is connected to described adjustable shelf; Also include the driving group driving described first drive rod, the bottom of the second drive rod or top to move in the opposite direction Part.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 1, it is characterised in that described driving assembly Including driven by motor carry out the rolling lead screw that rotates and the most movable on rolling lead screw at least one first Slide block, described first slide block and the first drive rod or the second drive rod connect.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 2, it is characterised in that described rolling lead screw Including left screw mandrel and right screw mandrel, described left screw mandrel and right screw mandrel it is respectively equipped with described first slide block, two One slide block top with the first drive rod and the second drive rod respectively is connected, and described left screw mandrel rotates with right screw mandrel Direction is identical and hand of thread spiral contrary, or, described left screw mandrel is contrary with the rotation direction of right screw mandrel and spiral shell The stricture of vagina hand of spiral is identical.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 2, it is characterised in that described rolling lead screw Be arranged on described adjustable shelf, be provided with between at least one end and the described adjustable shelf of rolling lead screw ball or Plane bearing.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 2, it is characterised in that on described adjustable shelf Being provided with upper hopper chute, described first slide block slides in upper hopper chute.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 2, it is characterised in that set on described base Gliding groove, the bottom of described first drive rod and the second drive rod is had to be provided with the second slide block, described second slide block Slide in gliding groove.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 1, it is characterised in that described driving assembly Being connected with the top of the first drive rod and the second drive rod, the first drive rod and/or the second drive rod are near it Stabiliser bar is had with being connected between described base at bottom position.
8. the all-in-one-piece Height-adjustable headstock as described in one of claim 1 to 7, it is characterised in that described Being connected by telescope assembly with between base of adjustable shelf.
The all-in-one-piece Height-adjustable headstock the most as claimed in claim 8, it is characterised in that described thimble assembly Including first sleeve, the second sleeve pipe, the 3rd sleeve pipe, first sleeve is connected with adjustable shelf, the 3rd sleeve pipe and the end Seat connects, and described second sleeve pipe, between first sleeve and the 3rd sleeve pipe, is provided with at least between adjacent casing One sliding sleeve.
10. the all-in-one-piece Height-adjustable headstock as described in one of claim 1 to 7, it is characterised in that institute The both sides of the adjustable shelf stated are provided with outer tube, and described outer tube releasable connection has connection sheet, described connection sheet and lathe bed Fixing connection.
CN201610364495.5A 2016-05-27 2016-05-27 An integral type lifting bed head frame Pending CN105943281A (en)

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CN106667702A (en) * 2017-02-24 2017-05-17 梁博 Novel multifunctional lifting operation-transferring medical bed
CN106926249A (en) * 2017-02-04 2017-07-07 仲贤辉 A kind of construction and decoration mopping robot
CN109077868A (en) * 2018-08-31 2018-12-25 安徽金思源生物科技有限公司 Medical bed with hand-operated side fence and working method thereof
CN111685948A (en) * 2020-05-26 2020-09-22 佳木斯大学 Multifunctional nursing sickbed and operation method
CN114652238A (en) * 2022-03-02 2022-06-24 深圳市杉川机器人有限公司 Downward extending mechanism of sweeper
CN114848362A (en) * 2022-05-10 2022-08-05 合肥康亿源健康管理有限公司 Postpartum pelvis closing correction method

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Application publication date: 20160921