CN100362977C - Bedding chair stretcher vehicles - Google Patents
Bedding chair stretcher vehicles Download PDFInfo
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- CN100362977C CN100362977C CNB2005100381894A CN200510038189A CN100362977C CN 100362977 C CN100362977 C CN 100362977C CN B2005100381894 A CNB2005100381894 A CN B2005100381894A CN 200510038189 A CN200510038189 A CN 200510038189A CN 100362977 C CN100362977 C CN 100362977C
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Abstract
The present invention relates to a bed-chair stretcher vehicle which is mainly used for rescuing and conveying patients in various environments, and comprises a main folding frame assembly (1), a body assembly (2) and a lower limb adjustment mechanism (3). The present invention is characterized in that the main folding frame assembly (1) comprises front and rear wheel carrier assemblies (1.1, 1.2), a swing-down connecting rod assembly (1.9), a left and a right folding connecting rod assemblies (1.7, 1.8), a left and a right signaling rod assemblies (1.5, 1.6), a left and a right swing control assemblies (1.3, 1.4), and a left and a right large torsion springs (1.10, 1.11), wherein the left and the right signaling rod assemblies (1.5, 1.6) comprise a signaling rod (1.5.1) and a small connecting rod (1.5.2); the left and the right swing control assemblies (1.3, 1.4) comprise a short control swing rod (1.3.1), a long control swing rod (1.3.2), an embedded clutch (1.3.3) and a deflector rod (1.3.4). A triggered mechanism is composed of the left and the right signaling rod assemblies and the left and the right swing control assemblies. The present invention has the advantages of simple and convenient operation and reliable locking at optional positions.
Description
Technical field:
The present invention relates to a kind of stretcher, especially relate to a kind of bedding chair stretcher vehicles.Be mainly used in rescue conveying patient under the various environment.Be specially adapted to the supporting use of medical department and ambulance.
Background technology:
Bedding chair stretcher vehicles commonly used at present generally is made up of main folding frame mechanism, lathe bed mechanism, lower limb guiding mechanism, folding controlling organization, guardrail mechanism, directional wheel mechanism and universal wheel mechanism.Mainly there is following deficiency in it:
1, its main frame folds and generally all adopts manual fold mechanism.Complicated operation so not only, and cause maloperation easily, cause the fold mechanism fault.
2, its, chair conversion generally all adopt the click locking mechanism.For the level locking is arranged, be difficult to satisfy instructions for use; Lock gappedly, after operating position locking, play is arranged, influence result of use.
Summary of the invention:
The objective of the invention is to overcome above-mentioned deficiency, provide a kind of simple to operation and optional position to lock reliable bedding chair stretcher vehicles.
The object of the present invention is achieved like this: a kind of bedding chair stretcher vehicles, comprise main folded frame assembly, lathe bed assembly and lower limb guiding mechanism, main folded frame assembly upper end and lathe bed member hinges, lathe bed assembly and lower limb guiding mechanism are hinged, be characterized in that described main folded frame assembly comprises the front wheel carrier assembly, the rear wheel frame assembly, bottom link assembly, the left folding link assembly, the right folding link assembly, left side sender leverage assembly, right sender leverage assembly, left side control goods of furniture for display rather than for use assembly, right control goods of furniture for display rather than for use assembly, big torsion spring in a left side and right big torsion spring, before, the rear wheel frame assembly comprises a left side, right stay pipe and stull pipe, stull is connected in a left side, between the right stay pipe, before bottom link assembly is connected in, between the stull pipe of rear wheel frame assembly, preceding, rear wheel frame assembly upper end and lathe bed member hinges; The stull pipe of left folding link assembly and right folding link assembly lower end and front wheel carrier assembly is hinged, and upper end and lathe bed module back are hinged; The left and right stay pipe of left and right sender leverage assembly lower end and front wheel carrier assembly is hinged, and left and right sender leverage assembly comprises sender bar and small rod; Left and right control goods of furniture for display rather than for use assembly comprises the short fork of control, control long fork, embedded-type clutch and driving lever; Sender bar lower end and small rod one end are hinged, the small rod other end is hinged with short fork one end of control, the short fork other end of control links to each other with long fork one end of control by jaw clutch, control the long fork other end and connect driving lever, driving lever contacts with left folding link assembly and right folding link assembly, jaw clutch is placed on the stull pipe of front wheel carrier combination, sky is enclosed within on the jaw clutch cylindrical in the middle of big torsion spring in a left side and the right big torsion spring, and two ends link to each other with left and right folding connecting rod combination with the sender bar respectively.
Above-mentioned left and right sender leverage assembly and left and right control goods of furniture for display rather than for use assembly are formed trigger-type mechanism.Last Herba Plantaginis, lathe bed directly promote bedding chair stretcher vehicles forward in high-end trim, when its with make main folded frame folding by trigger mechanism after the ambulance base plate contacts, stretcher transfers low level to by a high position and enters ambulance.When getting off, pull back stretcher, main folded frame is opened automatically successively, becomes a high position by position, the end, promptly can normally move.
Lathe bed assembly of the present invention comprises left longeron assembly, right vertical beam assembly, left oscillating bar assembly and right oscillating bar assembly, left side oscillating bar assembly and right oscillating bar assembly rear end are articulated in left longeron assembly and right vertical beam assembly inboard respectively, described left and right longeron assembly comprises stringer pipe, longeron front connector, unloads lock handle, locking roller and roller swelling device, the longeron front connector is connected in the stringer pipe front end, longeron front connector inboard offers the roller groove, locking roller and roller swelling device are embedded in the roller groove, and the locking roller is folded in roller swelling device both sides; It is hinged to unload lock handle and longeron front connector, unloads the upper and lower side of lock handle and is provided with upper and lower invagination contact, and upper and lower invagination contact places the locking roller outside; Described left and right oscillating bar assembly comprises big fork and brake drum, and brake drum device is in the big fork outside, and the brake drum edge is inserted in the longeron front connector inner roller pilot trench, and contacts with the locking roller.
Above-mentioned lock handle, locking roller, roller swelling device and the brake drum of unloading constitutes freewheel clutch.By the release of control freewheel clutch handle, make berth convert the chair position to, oppositely promptly can convert berth to by the chair position.Any position can lock use in the centre.
Two linkages have been adopted in bed chair conversion of the present invention, and one is berth, and one is the chair position.Can realize simultaneously in addition by the middle optional position of bed to chair; Main frame folds and adopted parallel swing-bar mechanism, and one is the active fork, and one is slave pendulum phase bar, and is middle with the connecting rod connection, and initiatively the rotation of fork is promptly controlled by trigger mechanism and folded.
Compared with prior art, the present invention has following advantage:
1, utilize trigger-type mechanism, not manipulation, simple to operate, avoided the fold mechanism fault that causes by maloperation.
2, the bidirectional overriding type clutch is adopted in the locking of bed, chair conversion.Can lock at an arbitrary position, promptly stepless locking, and reliable, the no gap of optional position locking, result of use is good.
Description of drawings:
Fig. 1 is in the berth state stereogram for the present invention.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the side view of Fig. 1.
Fig. 4 is in chair position state stereogram for the present invention.
Fig. 5 is the rearview of Fig. 1.
Fig. 6 is the side view of Fig. 4.
Fig. 7 is in folding low-end trim axonometric chart behind the ambulance for the present invention.
Fig. 8 is a main folding frame mechanism deployed condition axonometric chart of the present invention.
Fig. 9 is a main folding frame mechanism front view of the present invention.
Figure 10 is the right side view of Fig. 5.
Figure 11 is the front and rear wheel frame component structural representation of main folding frame mechanism.
Figure 12 is the control goods of furniture for display rather than for use assembly axonometric chart of main folding frame mechanism.
Figure 13 is Figure 12 side view.
Figure 14 is the left and right sender bar modular construction sketch map of main folding frame mechanism.
Figure 15 is the left and right folding connecting rod modular construction sketch map of main folding frame mechanism.
Figure 16 is the bottom connecting rod axonometric chart of main folding frame mechanism.
Figure 17 is a lathe bed assembly axonometric chart of the present invention.
Figure 18 is the longeron assembly explosive view of lathe bed assembly.
Figure 19 is the side view of Figure 18.
Figure 20 locks the handle axonometric chart for unloading of lathe bed assembly.
Figure 21 is the roller swelling device axonometric chart of lathe bed assembly.
Figure 22 is the oscillating bar assembly axonometric chart of lathe bed assembly.
Figure 23 is the oscillating bar assembly explosive view of lathe bed assembly.
Figure 24 is the backrest module axonometric chart of lathe bed assembly.
Figure 25 is a lower limb guiding mechanism axonometric chart of the present invention.
The specific embodiment:
As Fig. 1～7, the present invention is a kind of bedding chair stretcher vehicles.Mainly form by main folded frame assembly 1, lathe bed assembly 2, lower limb guiding mechanism 3, fence assembly 4, hog frame assembly 5, directional wheel assembly 6 and universal wheel component 7.Main folded frame assembly 1 upper end and lathe bed assembly 2 are hinged, and lathe bed assembly 2 is hinged with lower limb guiding mechanism 3, and fence assembly 4 upwards is connected on the lathe bed assembly 2, and hog frame assembly 5 is connected in downwards between lathe bed assembly 2 and the lower limb guiding mechanism 3.Directional wheel assembly 6 and universal wheel component 7 are connected in main folded frame assembly 1 bottom downwards.
As Fig. 8～10, main folded frame assembly 1 mainly is made up of front wheel carrier assembly 1.1, rear wheel frame assembly 1.2, left side control goods of furniture for display rather than for use assembly 1.3, right control goods of furniture for display rather than for use assembly 1.4, left sender leverage assembly 1.5, right sender leverage assembly 1.6, left folding link assembly 1.7, right folding link assembly 1.8, bottom link assembly 1.9, the big torsion spring 1.10 in a left side, right big torsion spring 1.11 and stop collar 1.12.
As Figure 11, front and rear wheel frame component 1.1,1.2 mainly is made up of left and right stay pipe 1.1.1 and stull pipe 1.1.2.Stull pipe 1.1.2 is connected between the left and right stay pipe 1.1.1.
Bottom link assembly 1.9 is connected between the stull pipe 1.1.2 of front and rear wheel frame component 1.1,1.2, and front and rear wheel frame component 1.1,1.2 upper ends and lathe bed assembly 2 are hinged; The stull pipe 1.1.2 of left folding link assembly 1.7 and right folding link assembly 1.8 lower ends and front wheel carrier assembly 1.1 is hinged, and upper end and lathe bed assembly 2 rear portions are hinged; The left and right stay pipe 1.1.1 of left and right sender leverage assembly 1.5,1.6 lower ends and front wheel carrier assembly 1.1 is hinged.
As Figure 12～13, left and right control goods of furniture for display rather than for use assembly 1.3,1.4 mainly is made up of the short fork 1.3.1 of control, control long fork 1.3.2, embedded-type clutch 1.3.3 and driving lever 1.3.4.
As Figure 14, left and right sender leverage assembly 1.5,1.6 mainly is made up of sender bar 1.5.1, small rod 1.5.2 and small rod seat 1.5.3.
Sender bar 1.5.1 lower end is hinged by small rod seat 1.5.3 and small rod 1.5.6 one end, the small rod 1.5.6 other end is hinged with the short fork 1.3.1 of control one end, the short fork 1.3.1 of the control other end links to each other with long fork 1.3.2 one end of control by jaw clutch 1.3.3, control the long fork 1.3.2 other end and connect driving lever 1.3.4, driving lever 1.3.4 contacts with left folding link assembly 1.7 and right folding link assembly 1.8.Jaw clutch 1.3.3 is placed on the stull pipe 1.1.2 of front wheel carrier combination 1.1, sky is enclosed within on the jaw clutch 1.3.3 cylindrical in the middle of big torsion spring 1.10 in a left side and the right big torsion spring 1.11, and two ends link to each other with left folding link assembly 1.7, right folding link assembly 1.8 with sender bar 1.5.1 respectively.
As Figure 15, left and right folding connecting rod assembly 1.7,1.8 is mainly by following toggle 1.7.1 and hinged the forming of last toggle 1.7.2.
As Figure 16, bottom link assembly 1.9 mainly is made up of linkage connector 1.9.1, connecting rod 1.9.2 and elastic cylindrical pin 1.9.3.Linkage connector 1.9.1 is connected in connecting rod 1.9.2 two ends with elastic cylindrical pin 1.9.3.
As Figure 17, lathe bed assembly 2 mainly is made up of left longeron assembly 2.1, right vertical beam assembly 2.2, left oscillating bar assembly 2.3, right oscillating bar assembly 2.4, backrest module 2.5, connecting rod 2.6 and last vehicle wheel component 2.7.Link to each other with connecting rod 2.6 between left side longeron assembly 2.1, the right vertical beam assembly 2.2.Left side oscillating bar assembly 2.3 and right oscillating bar assembly 2.4 rear ends are articulated in left longeron assembly 2.1 and right vertical beam assembly 2.2 inboards respectively, and last vehicle wheel component 2.7 is connected in left oscillating bar assembly 2.3 and right oscillating bar assembly 2.4 front ends.Backrest module 2.5 front ends are articulated in left oscillating bar assembly 2.3 and right oscillating bar assembly 2.4 inboards.
As Figure 18～19, left and right longeron assembly 2.1,2.2 mainly by stringer pipe 2.1.1, longeron front connector 2.1.2, longeron joint 2.1.3, unload lock handle 2.1.4, locking roller 2.1.5, unload lock Handle axis 2.1.6, compression spring 2.1.7, the 2.1.8 that inserts, spring base 2.1.9, elastic cylindrical pin 2.1.10, interior hexagonal flower shape pan head screw 2.1.11 and interior hexagonal flower shape sunk screw 2.1.12 form.Longeron front connector 2.1.2 and longeron joint 2.1.3 are connected in stringer pipe 2.1.1 two ends, longeron front connector 2.1.2 inboard offers roller groove 2.1.2.1, be embedded in the roller groove 2.1.2.1 to the centre inside and outside locking roller 2.1.5, spring base 2.1.9 and the compression spring 2.1.7, locking roller 2.1.5 is folded in the spring base 2.1.9 outside, and the 2.1.8 that inserts edge places roller groove 2.1.2.1 mouth.It is hinged with unloading lock Handle axis 2.1.6 and longeron front connector 2.1.2 to unload lock handle 2.1.4.
As Figure 20, unload lock and unload lock handle 2.1.4 upper and lower side and be provided with upper and lower invagination contact 2.1.4.1, upper and lower invagination contact 2.1.4.1 places the locking roller 2.1.5 outside.
As Figure 21, compression spring 2.1.7 and spring base 2.1.9 form the roller swelling device.Spring base 2.1.9 is folded in compression spring 2.1.7 two ends.
As Figure 22～23, left and right oscillating bar assembly 2.3,2.4 mainly by joint 2.3.3 behind big fork 2.3.1, big fork front connector 2.3.2, the big fork, go up wheel adaptor 2.3.4, brake drum 2.3.5, go up wheel location-plate 2.3.6, lining 2.3.7, axle pad 2.3.8, pad 2.3.9, interior hexagonal flower shape pan head screw 2.3.10,2.3.11, interior hexagonal flower shape sunk screw 2.3.12,2.3.13, six-sided nut 2.3.14,2.3.15, packing ring 2.3.16, interior hexagonal flower shape fillister head screw 2.3.17 and elastic cylindrical pin 2.3.18 form.Joint 2.3.3 is connected in big fork 2.3.1 two ends behind big fork front connector 2.3.2 and the big fork.Last wheel adaptor 2.3.4 links to each other with big fork front connector 2.3.2.The forward and backward big fork 2.3.1 outside that is installed on of last wheel location-plate 2.3.6 and brake drum 2.3.5.Last wheel location-plate 2.3.6 and last vehicle wheel component 2.7 are hinged.Brake drum 2.3.5 edge is inserted in the longeron front connector 2.1.2 inner roller pilot trench 2.1.2.1, and contacts with locking roller 2.1.5.
As Figure 24, backrest module 2.5 mainly is made up of U type backing tube 2.5.1, backboard catcher 2.5.2,2.5.3, crossbeam mandrel 2.5.4, air spring upper bracket 2.5.5, big fork shaft sleeve 2.5.6, spacer pin 2.5.7, backrest position-limiting tube 2.5.8, air spring upper bracket cover 2.5.9, backboard lower carriage 2.5.10, preceding stay pipe joint 2.5.11 and gas spring assembly 2.5.12.Backboard catcher 2.5.2,2.5.3 are connected in U type backing tube 2.5.1 opening, big fork shaft sleeve 2.5.6 is embedded on backboard catcher 2.5.2, the 2.5.3, preceding stay pipe joint 2.5.11 is connected in big fork shaft sleeve 2.5.6 two ends, big fork shaft sleeve 2.5.6 is placed through on the big fork 2.3.1 of left and right oscillating bar assembly, and the left and right stay pipe 1.1.1 of preceding stay pipe joint 2.5.11 and front wheel carrier assembly 1.1 is hinged.Backrest position-limiting tube 2.5.8 is connected between backboard catcher 2.5.2, the 2.5.3.Spacer pin 2.5.7 is connected in backrest position-limiting tube 2.5.8 both sides.Backboard lower carriage 2.5.10 is set on big fork shaft sleeve 2.5.6 and the backrest position-limiting tube 2.5.8, air spring upper bracket cover 2.5.9 is connected in U type backing tube 2.5.1 blind end, and gas spring assembly 2.5.12 two ends link to each other with the gentle upper bracket of the spring cover of backboard lower carriage 2.5.10 2.5.9 respectively.
As Figure 25, lower limb guiding mechanism 3 mainly is made up of joint 3.3, chair plate axle 3.4, chair plate pipe spreader 3.5, left and right lower limb plate straight tube 3.6, lower limb plate joint 3.7, lower limb plate catcher 3.8, lower limb plate central siphon 3.9, U type sole pipe 3.10, U type pedal pipe 3.11, pedal pipe joint 3.12 and pedal tubular axis 3.13 behind left and right chair plate straight tube 3.1, chair plate pipe front connector 3.2, the chair plate pipe.Joint 3.3 is connected in left and right chair plate straight tube 3.1 rear ends behind the chair plate pipe, and chair plate axle 3.4 is connected in behind the chair plate pipe between the joint 3.3, and two ends and left and right oscillating bar assembly 2.3,2.4 rear ends are hinged, and chair plate pipe spreader 3.5 is placed on the chair plate axle 3.4.A left side, right chair plate straight tube 3.1 front ends link to each other with chair plate pipe front connector 3.2, chair plate pipe front connector 3.2 and 3.11 liang of side pipe hinged inside of U type pedal pipe, U type pedal pipe 3.11 forward open end link to each other with pedal pipe joint 3.12, a pedal pipe joint 3.12 and a left side, right vertical beam assembly 2.1,2.2 rear wheel frame assembly 1.2 upper ends of rear end and main folded frame assembly 1 are hinged, lower limb plate catcher 3.8 is connected in a left side, right lower limb plate straight tube 3.6 front ends, lower limb plate central siphon 3.9 is connected between the lower limb plate catcher 3.8, lower limb plate central siphon 3.9 two ends and a left side, hinged in the middle of the right chair plate straight tube 3.1, a left side, right lower limb plate straight tube 3.6 rear ends are hinged by lower limb plate joint 3.7 and U type sole pipe 3.10 openings, are articulated in U type pedal pipe 3.11 inboards with pedal tubular axis 3.13 in the middle of the U type sole pipe 3.10.
Claims (4)
1. bedding chair stretcher vehicles, comprise main folded frame assembly (1), lathe bed assembly (2) and lower limb guiding mechanism (3), main folded frame assembly (1) upper end is hinged with lathe bed assembly (2), lathe bed assembly (2) is hinged with lower limb guiding mechanism (3), it is characterized in that described main folded frame assembly (1) comprises front wheel carrier assembly (1.1), rear wheel frame assembly (1.2), bottom link assembly (1.9), left folding link assembly (1.7), right folding link assembly (1.8), left side sender leverage assembly (1.5), right sender leverage assembly (1.6), left side control goods of furniture for display rather than for use assembly (1.3), right control goods of furniture for display rather than for use assembly (1.4), big torsion spring (1.10) in a left side and right big torsion spring (1.11), before, rear wheel frame assembly (1.1,1.2) comprise a left side, right stay pipe (1.1.1) and stull pipe (1.1.2), stull pipe (1.1.2) is connected in a left side, between the right stay pipe (1.1.1), before bottom link assembly (1.9) is connected in, rear wheel frame assembly (1.1,1.2) stull pipe (1.1.2) between, preceding, rear wheel frame assembly (1.1,1.2) upper end with lathe bed assembly (2) hinged; The stull pipe (1.1.2) of left folding link assembly (1.7) and right folding link assembly (1.8) lower end and front wheel carrier assembly (1.1) is hinged, and upper end and lathe bed assembly (2) rear portion are hinged; The left and right stay pipe (1.1.1) of left and right sender leverage assembly (1.5,1.6) lower end and front wheel carrier assembly (1.1) is hinged, and left and right sender leverage assembly (1.5,1.6) comprises sender bar (1.5.1) and small rod (1.5.2); Left and right control goods of furniture for display rather than for use assembly (1.3,1.4) comprises the short fork (1.3.1) of control, control long fork (1.3.2), embedded-type clutch (1.3.3) and driving lever (1.3.4); Sender bar (1.5.1) lower end and small rod (1.5.6) end are hinged, small rod (1.5.6) other end is hinged with short fork (1.3.1) end of control, short fork (1.3.1) other end of control links to each other with control long fork (1.3.2) end by jaw clutch (1.3.3), control long fork (1.3.2) other end and connect driving lever (1.3.4), driving lever (1.3.4) contacts with left folding link assembly (1.7) and right folding link assembly (1.8), jaw clutch (1.3.3) is placed on the stull pipe (1.1.2) of front wheel carrier combination (1.1), sky is enclosed within on jaw clutch (1.3.3) cylindrical in the middle of big torsion spring (1.10) in a left side and the right big torsion spring (1.11), two ends respectively with a sender bar (1.5.1) and a left side, right folding connecting rod assembly (1.8,1.7) link to each other, lathe bed assembly (2) comprises left longeron assembly (2.1), right vertical beam assembly (2.2), left side oscillating bar assembly (2.3) and right oscillating bar assembly (2.4), left side oscillating bar assembly (2.3) and right oscillating bar assembly (2.4) rear end are articulated in left longeron assembly (2.1) and right vertical beam assembly (2.2) inboard respectively, a described left side, right vertical beam assembly (2.1,2.2) comprise stringer pipe (2.1.1), longeron front connector (2.1.2), unload lock handle (2.1.4), locking roller (2.1.5) and roller swelling device (2.1.7,2.1.9), longeron front connector (2.1.2) is connected in stringer pipe (2.1.1) front end, longeron front connector (2.1.2) inboard offers roller groove (2.1.2.1), locking roller (2.1.5) and roller swelling device (2.1.7,2.1.9) be embedded in the roller groove (2.1.2.1), locking roller (2.1.5) is folded in roller swelling device (2.1.7,2.1.9) both sides; It is hinged with longeron front connector (2.1.3) to unload lock handle (2.1.4), unloads the upper and lower side of lock handle (2.1.4) and is provided with upper and lower invagination contact (2.1.4.1), and upper and lower invagination contact (2.1.4.1) places locking roller (2.1.5) outside; Described left and right oscillating bar assembly (2.3,2.4) comprises big fork (2.3.1) and brake drum (2.3.5), brake drum (2.3.5) is installed on big fork (2.3.1) outside, brake drum (2.3.5) edge is inserted in longeron front connector (2.1.2) the inner roller pilot trench (2.1.2.1), and contacts with locking roller (2.1.5).
2. a kind of bedding chair stretcher vehicles according to claim 1 is characterized in that roller swelling device (2.1.7,2.1.9) comprises both sides spring base (2.1.9) and is connected in intermediate compression spring (2.1.7) between the both sides spring base (2.1.9).
3. a kind of bedding chair stretcher vehicles according to claim 1 and 2, it is characterized in that lower limb guiding mechanism (3) comprises a left side, right chair plate straight tube (3.1), chair plate pipe front connector (3.2), joint (3.3) behind the chair plate pipe, chair plate axle (3.4), chair plate pipe spreader (3.5), a left side, right lower limb plate straight tube (3.6), lower limb plate joint (3.7), lower limb plate catcher (3.8), lower limb plate central siphon (3.9), U type sole pipe (3.10), U type pedal pipe (3.11), pedal pipe joint (3.12) and pedal tubular axis (3.13), joint (3.3) is connected in a left side behind the chair plate pipe, right chair plate straight tube (3.1) rear end, chair plate axle (3.4) is connected in behind the chair plate pipe between the joint (3.3), two ends and a left side, right oscillating bar assembly (2.3,2.4) rear end is hinged, chair plate pipe spreader (3.5) is placed on the chair plate axle (3.4), a left side, right chair plate straight tube (3.1) front end links to each other with chair plate pipe front connector (3.2), chair plate pipe front connector (3.2) and U type pedal pipe (3.11) two side pipe hinged inside, U type pedal pipe (3.11) forward open end links to each other with pedal pipe joint (3.12), a pedal pipe joint (3.12) and a left side, right vertical beam assembly (2.1,2.2) rear wheel frame assembly (1.2) upper end of rear end and main folded frame assembly (1) is hinged, lower limb plate catcher (3.8) is connected in a left side, right lower limb plate straight tube (3.6) front end, lower limb plate central siphon (3.9) is connected between the lower limb plate catcher (3.8), lower limb plate central siphon (3.9) two ends and a left side, hinged in the middle of the right chair plate straight tube (3.1), a left side, right lower limb plate straight tube (3.6) rear end is hinged by lower limb plate joint (3.7) and U type sole pipe (3.10) opening, is articulated in U type pedal pipe (3.11) inboard with pedal tubular axis (3.13) in the middle of the U type sole pipe (3.10).
4. a kind of bedding chair stretcher vehicles according to claim 1 and 2, it is characterized in that backrest module (2.5) comprises U type backing tube (2.5.1), backboard catcher (2.5.2,2.5.3), crossbeam mandrel (2.5.4), air spring upper bracket (2.5.5), big fork shaft sleeve (2.5.6), spacer pin (2.5.7), backrest position-limiting tube (2.5.8), air spring upper bracket cover (2.5.9), backboard lower carriage (2.5.10), preceding stay pipe joint (2.5.11) and gas spring assembly (2.5.12), backboard catcher (2.5.2,2.5.3) be connected in U type backing tube (2.5.1) opening, big fork shaft sleeve (2.5.6) is embedded at backboard catcher (2.5.2,2.5.3) on, preceding stay pipe joint (2.5.11) is connected in big fork shaft sleeve (2.5.6) two ends, big fork shaft sleeve (2.5.6) is placed through a left side, on the big fork (2.3.1) of right oscillating bar assembly, the left side of preceding stay pipe joint (2.5.11) and front wheel carrier assembly (1.1), right stay pipe (1.1.1) is hinged, backrest position-limiting tube (2.5.8) is connected in backboard catcher (2.5.2,2.5.3) between, spacer pin (2.5.7) is connected in backrest position-limiting tube (2.5.8) both sides, backboard lower carriage (2.5.10) is set on big fork shaft sleeve (2.5.6) and the backrest position-limiting tube (2.5.8), air spring upper bracket cover (2.5.9) is connected in U type backing tube (2.5.1) blind end, and gas spring assembly (2.5.12) two ends link to each other with the gentle upper bracket of the spring cover of backboard lower carriage (2.5.10) (2.5.9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100381894A CN100362977C (en) | 2005-01-21 | 2005-01-21 | Bedding chair stretcher vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100381894A CN100362977C (en) | 2005-01-21 | 2005-01-21 | Bedding chair stretcher vehicles |
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| Publication Number | Publication Date |
|---|---|
| CN1644191A CN1644191A (en) | 2005-07-27 |
| CN100362977C true CN100362977C (en) | 2008-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100381894A Expired - Fee Related CN100362977C (en) | 2005-01-21 | 2005-01-21 | Bedding chair stretcher vehicles |
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| CN (1) | CN100362977C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101938965B (en) * | 2008-01-07 | 2012-08-22 | 费诺-华盛顿公司 | Leg release assembly for a cot |
| CN101947166B (en) * | 2010-09-29 | 2012-04-25 | 周建平 | Stretcher |
| CN104644349B (en) * | 2015-02-28 | 2017-03-01 | 武汉大学 | A kind of foldable multifunctional bed transport |
| CN107595490B (en) * | 2017-07-27 | 2019-08-27 | 浙江佑仁智能机器人有限公司 | A kind of electric wheelchair stretcher |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2317839Y (en) * | 1997-10-27 | 1999-05-12 | 杨军立 | High-low-position automatic folding type wheeled stretcher for ambulance |
| CN2544706Y (en) * | 2002-03-07 | 2003-04-16 | 于瑞珍 | Multipurpose stretcher |
| US6735794B1 (en) * | 2000-03-17 | 2004-05-18 | Stryker Corporation | Stretcher with castor wheels |
| WO2004078087A1 (en) * | 2003-03-03 | 2004-09-16 | Matunaga Manufactory Co., Ltd. | Stretcher |
-
2005
- 2005-01-21 CN CNB2005100381894A patent/CN100362977C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2317839Y (en) * | 1997-10-27 | 1999-05-12 | 杨军立 | High-low-position automatic folding type wheeled stretcher for ambulance |
| US6735794B1 (en) * | 2000-03-17 | 2004-05-18 | Stryker Corporation | Stretcher with castor wheels |
| CN2544706Y (en) * | 2002-03-07 | 2003-04-16 | 于瑞珍 | Multipurpose stretcher |
| WO2004078087A1 (en) * | 2003-03-03 | 2004-09-16 | Matunaga Manufactory Co., Ltd. | Stretcher |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1644191A (en) | 2005-07-27 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangyin Everise Automobile Parts Manufacturing Co., Ltd. Assignor: Li Quanxing Contract fulfillment period: 2008.9.15 to 2015.1.21 contract change Contract record no.: 2008320000415 Denomination of invention: Bedding chair stretcher vehicles Granted publication date: 20080123 License type: Exclusive license Record date: 2008.9.26 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.9.15 TO 2015.1.21 Name of requester: JIANGYIN WAN SHI XING AUTO PARTS MANUFACTURING CO Effective date: 20080926 |
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Granted publication date: 20080123 Termination date: 20110121 |