CN204246342U - Adjustable mobile car - Google Patents
Adjustable mobile car Download PDFInfo
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- CN204246342U CN204246342U CN201420701445.8U CN201420701445U CN204246342U CN 204246342 U CN204246342 U CN 204246342U CN 201420701445 U CN201420701445 U CN 201420701445U CN 204246342 U CN204246342 U CN 204246342U
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- handle
- lead screw
- drive lead
- platen
- gusset
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Abstract
Adjustable mobile car, belong to hospital, supermarket and transport truck technical field, solve existing hospital and can not adjust height with hindering patient transfer horizontal cart, be not easy to the problem of hindering patient transfer, comprise a platen, all be hinged with support below the front end of described platen He below rear end, frame bottom is provided with roller; The first half section of the drive lead screw bottom platen is provided with left and right hand thread section is separately installed with and left and rightly revolves transmission nut; Be hinged with pull bar between support below the rear end of left-handed transmission nut and platen, between the support below the front end of clockwise drive nut and platen, be hinged with pull bar; The follower head of drive lead screw is connected with handle B by Handle axis B; The front-end and back-end of platen are provided with handguard.What become stretcher form after the contraction of this utility model for hospital's height adjusting hinders patient transfer horizontal cart, facilitates severely injured patient transfer.
Description
Technical field
This utility model belongs to hospital, supermarket and transport truck technical field, moves for the sick and wounded and object, and particularly the hospital sick and wounded have an operation and carry out checking the movement for the treatment of to each medical department.
Background technology
In hospital, severely injured patient can not walk voluntarily and will carry out checking by hindering patient transfer horizontal sliding vehicle-mounted patient the carrying etc. for the treatment of, object to each medical department, all needs frequent use to hinder patient transfer horizontal cart.At present, hospital can not adjust height with hindering patient transfer horizontal cart and become stretcher form, for hinder patient transfer, transport and the management work of hospital bring unnecessary trouble after shrinking.What adopt this case hinders patient transfer horizontal cart, conveniently can hinder patient transfer, reduce the misery of sick and wounded people, convenient transport and management work.
Summary of the invention
Can not adjust height for solving existing hospital with hindering patient transfer horizontal cart, be not easy to the problem of hindering patient transfer, this utility model provides adjustable mobile car, and its embodiment is as follows:
Adjustable mobile car:
Comprise a platen, the top of platen is provided with table top;
All be hinged with support below the front end of described platen He below rear end, frame bottom is provided with roller;
A drive lead screw is longitudinally set with bottom described platen, the first half section of drive lead screw is provided with left-handed thread section, left-handed thread section is provided with left-handed transmission nut, the second half section of drive lead screw is provided with right-handed thread section, right-handed thread section is provided with clockwise drive nut, the thread rotary orientation in left-handed thread section is contrary with the thread rotary orientation in right-handed thread section;
Be hinged with pull bar between support below the front end of left-handed transmission nut and platen, between the support below the rear end of clockwise drive nut and platen, be hinged with pull bar;
The follower head of described drive lead screw is connected with handle B by Handle axis B.
Preferably, the centre position bottom described platen is provided with frid, is provided with gusset B bottom the platen of frid front end, is provided with gusset C, gusset D, gusset E bottom the platen of frid rear end from inside to outside;
Mid point spring bearing is installed bottom frid, gusset B is provided with rolling bearing pedestal A, gusset C is provided with rolling bearing pedestal B, gusset D is provided with plain bearing housing B, gusset E is provided with plain bearing housing C, gusset E is also provided with the handle B positioning sleeve matched with Handle axis B;
The first half section of described drive lead screw is arranged on rolling bearing pedestal A by bearing, the front end of drive lead screw extends to outside rolling bearing pedestal A, the middle part of drive lead screw is arranged on mid point spring bearing, the second half section of drive lead screw is arranged on rolling bearing pedestal B by bearing, the follower head of drive lead screw extends to outside rolling bearing pedestal B, the excircle of the follower head of drive lead screw is provided with external splines, the left-handed thread section of drive lead screw is between rolling bearing pedestal A and mid point spring bearing, the right-handed thread section of drive lead screw is between mid point spring bearing and rolling bearing pedestal B,
Described Handle axis B is a multidiameter, comprise interconnective macro-axis and little axle, wherein macro-axis is positioned at inner side, little axle is positioned at outside, macro-axis is arranged on plain bearing housing B and plain bearing housing C, the inner termination of macro-axis extends to inside gusset D, and the inner spline groove arranged in the endoporus in macro-axis inner termination is sleeved on the external splines on drive lead screw follower head periphery, and the external end head periphery of little axle is provided with external splines;
Handle B is provided with shoulder hole, shoulder hole comprises mutually through macropore and aperture, aperture in shoulder hole is positioned at inner side, macropore in shoulder hole is positioned at outside, aperture in shoulder hole is provided with inner spline groove, inner spline groove on aperture is sleeved on the external splines on the little axle of Handle axis B, is set with handle B door in the macropore in shoulder hole, and handle B door is fixedly mounted on the external end head of little axle of Handle axis B;
Outside described gusset C, planetary reducer is installed, the output sleeve of planetary reducer is contained on drive lead screw, the output shaft of planetary reducer is installed in coaxial with drive lead screw, is matched in clearance between the output shaft of planetary reducer and drive lead screw;
The macro-axis inner termination periphery of Handle axis B is provided with the external splines matched with the inner spline groove arranged in the endoporus of planetary reducer output shaft;
The power shaft of planetary reducer connects with the outfan of motor.
Preferably, the front end of described drive lead screw is connected with handle A by Handle axis A;
Gusset A is provided with bottom platen outside gusset B;
The outside of gusset A is provided with the handle A positioning sleeve matched with Handle axis A, and the inner side of gusset A is provided with plain bearing housing A;
Handle axis A is sleeved on the sliding bearing on plain bearing housing A;
The front end of drive lead screw is provided with external splines;
The inner termination of Handle axis A is provided with inner spline groove;
External splines on the front end of drive lead screw is sleeved in the inner spline groove in the inner termination of Handle axis A;
Handle A is provided with shoulder hole, aperture in shoulder hole is positioned at inner side, macropore in shoulder hole is positioned at outside, aperture in shoulder hole is provided with inner spline groove, inner spline groove on aperture is sleeved on the external splines on the external end head of Handle axis A, be set with handle A door in macropore in shoulder hole, handle A door is fixedly mounted on the external end head of Handle axis A.
Preferably, the left-handed thread section of described drive lead screw and right-handed thread section are all set with gathering sill, gathering sill is fixedly mounted on bottom platen, the cross section semicircular in shape of gathering sill, the notch direction of gathering sill towards under, the gathering sill medial surface between gathering sill and drive lead screw is pasted with self-lubricating oriented film.
Preferably, described support is H-shaped, comprises the support bar being positioned at left side and the support bar being positioned at right side, the top of support bar is hinged on the connecting plate bottom platen, the bottom-hinged of support bar has roller, is connected with cross bar between the support bar in left side and the support bar on right side
Described pull bar comprises the axle sleeve be connected on left-handed transmission nut and clockwise drive nut, the lower end of axle sleeve has installing hole, the axle tail pulling axle is set with in the installing hole of axle sleeve, on bearing in the installing hole pulling the spindle nose of axle to be arranged on loop bar, pull on the spindle nose of axle and be provided with plug, pull between the installing hole on axle and loop bar and be provided with locking nut, the other end of loop bar is hinged on cross bar.
Preferably, the self-locking frame of described platen front-end and back-end is provided with handguard;
Self-locking frame has the socket of longitudinal section semicircular in shape, be horizontally arranged with through hole bottom socket, the aperture of the opening at through hole two ends is less than the diameter in through hole stage casing, and the opening inner side at through hole two ends is respectively provided with a steel ball, is provided with stage clip between two steel balls;
Described handguard comprises handguard ring, handguard ring rear end is provided with Handle of sack or bag, handguard ring front end is provided with the slot taken the shape of the letter U, be hinged in the middle part of socket by rotating shaft in the middle part of slot, the semicircular groove of slot leading inside is sleeved on the steel ball of socket, and slot bottom inside is also provided with the semicircular groove matched with the steel ball of socket.
Preferably, the front-end and back-end of described platen are provided with handguard;
Screw thread in left-handed thread section and the screw thread in right-handed thread section are T-shaped screw thread.
What become stretcher form after the contraction of this utility model for hospital's height adjusting hinders patient transfer horizontal cart, facilitates severely injured patient to carry out inspection treatment to each medical department.
This utility model is the debugging mobile car becoming stretcher form after the contraction for hospital's height adjusting, and debugging mobile car facilitates the wounded to shift, reduces the misery of the wounded in handling process, conveniently puts in vehicle, decreases the space convenient transport and management parking and take.
This utility model can be environmentally different, adopt Electronic control adjust the height of debugging mobile car and be shrunk to stretcher form; Also adjust the height of debugging mobile car by Non-follow control and be shrunk to stretcher form; Also can adjust the height of debugging mobile car and be shrunk to stretcher form by Non-follow control front end handle, Non-follow control rear end handle adjusts the height of debugging mobile car and is shrunk to stretcher form.
This utility model taper knob enters the front end that Handle axis a is connected to door dormant bolt Handle axis a, prevent handle from coming off, handle arbor inserts the hole in the middle of gusset a, plain bearing housing is inserted in Handle axis a, the interior involute spline of Handle axis a rear end is connected with the outer involute spline of drive lead screw left end and locks with holding screw, and plain bearing housing bolt is connected with gusset a, the output shaft of motor is connected with connecting bolt with the power shaft of planetary reducer, the output shaft of planetary reducer is hollow axle, the output shaft of planetary reducer is nested into drive lead screw right-hand member, they are matched in clearance, planetary reducer bolt is connected to gusset d middle part, taper knob enters the front end that Handle axis b is connected to door dormant bolt Handle axis b, prevent handle from coming off, handle arbor inserts the hole in the middle of gusset e, plain bearing housing is inserted in Handle axis b, another plain bearing housing is also inserted in Handle axis b, the interior involute spline of handle arbor b rear end is connected with the outer involute spline of drive lead screw right-hand member, plain bearing housing bolt is connected on gusset e, another plain bearing housing bolt is connected on gusset d.
This utility model adjusts the height of debugging mobile car by Electronic control and is shrunk to stretcher form, when needing Electronic control, first the hands handle of front end is moved, the movement of driving handle axle b, the involute spline of Handle axis b is separated with the involute spline connected mode of handle, now Handle axis b and handle are recessed bond ing, handle inserts positioning sleeve b and is tightened by bolts the now involute inner spline of planetary reducer output shaft and is connected with the involute outer spline of Handle axis b, the involute outer spline of drive lead screw right-hand member is connected with the inner involute outer spline of Handle axis b, secondly the hands handle on mobile rear end Handle axis a, Handle axis a is separated with the involute spline connected mode of handle, now Handle axis a and handle are recessed bond ing, handle inserts positioning sleeve a and is tightened by bolts, the involute outer spline of drive lead screw left end is connected with the inner involute outer spline of Handle axis a, just Electronic control can be carried out, the rotation of planetary reducer output shaft is driven when motor positive direction is rotated, the rotation of planetary reducer output shaft thus drive Handle axis b, the rotation of drive lead screw and Handle axis a, and handle is motionless.The rotation of drive lead screw drives left-handed transmission nut and the inside moving linearly of clockwise drive nut, the inside rectilinear motion of left-handed transmission nut and clockwise drive nut drives the pull bar of front end and the pull bar of rear end to move inward, the pull bar of front end and the pull bar of rear end move inward and just pull the inside rotary motion of the support of the support of front end and rear end, thus reach the height of adjustment debugging mobile car and be shrunk to stretcher form, the rotation of planetary reducer output shaft is driven when motor counter-rotation, the rotation of planetary reducer output shaft thus drive Handle axis b, the rotation of drive lead screw and Handle axis a, and handle is motionless, the rotation of drive lead screw drives left-handed transmission nut and the outside moving linearly of clockwise drive nut, the outside rectilinear motion of left-handed transmission nut and clockwise drive nut promotes the pull bar of front end and the pull bar outwards movement of rear end, the pull bar of front end and the pull bar of rear end are outwards mobile just promotes the support of front end and the outside rotary motion of support of rear end, thus reach the height adjusting debugging mobile car.
This utility model also adjusts the height of debugging mobile car by Non-follow control and is shrunk to stretcher form: when outside moving handle, handle strip starts arbor b outwards movement, the involute outer spline of Handle axis b is even separated with the involute inner spline of planetary reducer output shaft, the matched in clearance when hollow output shaft of planetary reducer and drive lead screw, so planetary reducer does not work, the involute inner spline of Handle axis b is connected with the involute outer spline of drive lead screw, the involute inner spline of handle is connected with the involute outer spline of Handle axis b, the rotation of arbor b just can be started by the positive direction rotating band of handle, the rotation of Handle axis b drives the rotation of drive lead screw, the rotation of drive lead screw drives left-handed transmission nut and the inside moving linearly of clockwise drive nut, the inside rectilinear motion of left-handed transmission nut and clockwise drive nut drives the pull bar of front end and the pull bar of rear end to move inward, the pull bar of front end and the pull bar of rear end move inward and just pull the inside rotary motion of the support of the support of front end and rear end, thus reach the height of adjustment debugging mobile car and be shrunk to stretcher form, the counter-rotation of handle drives the rotation of Handle axis b, the rotation of Handle axis b drives the rotation of drive lead screw, the rotation of drive lead screw drives left-handed transmission nut and the outside moving linearly of clockwise drive nut, the outside rectilinear motion of left-handed transmission nut and clockwise drive nut promotes the pull bar of front end and the pull bar outwards movement of rear end, the pull bar of front end and the pull bar of rear end are outwards mobile just promotes the support of front end and the outside rotary motion of support of rear end, thus reach the height of adjustment debugging mobile car
This utility model also can adjust the height of debugging mobile car and is shrunk to stretcher form by Non-follow control front end handle, Non-follow control rear end handle adjusts the height of debugging mobile car and is shrunk to stretcher form, it is characterized in that: according to job demand, the handle of front end can be moved inward, Handle axis b does not move, handle is tightened by bolts when being inserted into positioning sleeve b, under the handle of front end just can be hidden into table top, during the handle of outside mobile rear end, the involute inner spline of handle is connected with the involute outer spline of Handle axis a, the involute inner spline of Handle axis a is connected with the involute outer spline of drive lead screw, the rotation of arbor a just can be started by the positive direction rotating band of handle, the rotation of Handle axis a drives the rotation of drive lead screw, the rotation of drive lead screw drives left-handed transmission nut and the inside moving linearly of clockwise drive nut, the inside rectilinear motion of left-handed transmission nut and clockwise drive nut drives the pull bar of front end and the pull bar of rear end to move inward, the pull bar of front end and the pull bar of rear end move inward and just pull the inside rotary motion of the support of the support of front end and rear end, thus reach the height of adjustment debugging mobile car and be shrunk to stretcher form, the counter-rotation of handle drives the rotation of Handle axis a, the rotation of Handle axis a drives the rotation of drive lead screw, the rotation of drive lead screw drives left-handed transmission nut and the outside moving linearly of clockwise drive nut, the outside rectilinear motion of left-handed transmission nut and clockwise drive nut just promotes the pull bar of front end and the pull bar outwards movement of rear end, the pull bar of front end and the pull bar of rear end are outwards mobile just promotes the support of front end and the outside rotary motion of support of rear end, thus reach the height of adjustment debugging mobile car, the handle of rear end is moved inward, handle is tightened by bolts when being inserted into positioning sleeve a, under the handle of rear end just can be hidden into table top, when the handle of front end is outwards moved, handle strip starts arbor b outwards movement, the involute outer spline of Handle axis b is even separated with the involute inner spline of planetary reducer output shaft, the matched in clearance when hollow output shaft of planetary reducer and drive lead screw, so planetary reducer does not work, the involute inner spline of Handle axis b is connected with the involute outer spline of drive lead screw, the involute inner spline of handle is connected with the involute outer spline of Handle axis b, the rotation of arbor b just can be started by the positive direction rotating band of handle, the rotation of Handle axis b drives the rotation of drive lead screw, the rotation of drive lead screw drives left-handed transmission nut and the inside moving linearly of clockwise drive nut, the inside rectilinear motion of left-handed transmission nut and clockwise drive nut drives the pull bar of front end and the pull bar of rear end to move inward, the pull bar of front end and the pull bar of rear end move inward and just pull the inside rotary motion of the support of the support of front end and rear end, thus reach the height of adjustment debugging mobile car and be shrunk to stretcher form, the counter-rotation of handle drives the rotation of Handle axis b, the rotation of Handle axis b drives the rotation of drive lead screw, the rotation of drive lead screw drives left-handed transmission nut and the outside moving linearly of clockwise drive nut, the outside rectilinear motion of left-handed transmission nut and clockwise drive nut promotes the pull bar of front end and the pull bar outwards movement of rear end, the pull bar of front end and the pull bar of rear end are outwards mobile just promotes the support of front end and the outside rotary motion of support of rear end, thus reaches the height of adjustment debugging mobile car.
The forward and backward power transmission shaft of this utility model adopts aluminum alloy materials, and the position that is in transmission connection adopts involute spline to connect.
This utility model gathering sill adopts nylon synthetic plastics material.
This utility model self-lubricating oriented film adopts politef synthetic material.
The left-handed transmission nut of this utility model adopts T22X4 left-handed, adopts nylon material.
This utility model clockwise drive nut adopts T22X4 dextrorotation, adopts nylon material.
Drive lead screw adopts 40Cr material, and does modifier treatment.
The connecting plate of table top, guide-track groove, platen, handle A positioning sleeve, gusset A, gusset B, frid, gusset C, gusset D, gusset E, handle B positioning sleeve and handguard self locking frame adopt synthetic plastic one-shot forming.
The manufacturer of the planetary reducer in this utility model is Shanghai Hou Bang Electromechanical Technology Co., Ltd, and model is PW-OP2.
Self-lubricating oriented film in this utility model is NYLON610 thin film.
Accompanying drawing explanation
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is top view of the present utility model;
Fig. 4 is right view of the present utility model;
Fig. 5 is the C-C sectional view of actuating device in Fig. 4;
Fig. 6 is that A-A in Fig. 5 is to sectional view;
Fig. 7 is mesa structure schematic front figure of the present utility model;
Fig. 8 is mesa structure diagrammatic top view of the present utility model;
Fig. 9 is the B-B sectional view in Fig. 8;
Figure 10 is the mesa structure schematic side view in Fig. 1;
Figure 11 is the handguard self locking frame structural representation front section view in Fig. 1
Figure 12 is the handguard self locking frame structural representation top view in Fig. 1;
Figure 13 is the handguard self locking frame structural representation side view in Fig. 1;
Figure 14 is the armguard structure schematic front sectional view in Fig. 1;
Figure 15 is the armguard structure schematic side view in Fig. 1;
Figure 16 is the Tiebar structure schematic front sectional view in Fig. 1;
Figure 17 is the supporting structure schematic front sectional view in Fig. 1;
Figure 18 is the supporting structure schematic side view in Fig. 1;
Figure 19 is cross bar sectional view of the present utility model;
Figure 20 is the enlarged drawing of the left-half of actuating device in Fig. 5;
Figure 21 is the enlarged drawing of the right half part of actuating device in Fig. 5;
Figure 22 is the schematic diagram of the output shaft of planetary reducer in Fig. 5 when being separated with Handle axis B;
Figure 23 is the schematic diagram of the output shaft of planetary reducer in Fig. 5 when engaging with Handle axis B;
Figure 24 is that the support of this utility model adjustable mobile car is accepted, and becomes schematic diagram during stretcher.
In Fig. 1: 1 is actuating device, 2 is table top, and 3 is handguard, and 4 is pull bar, and 5 is support, and 6 is roller;
In Fig. 5 and Fig. 6: 1-1 is handle A, 1-2 is handle A door, 1-3 is Handle axis A, 1-4 is plain bearing housing A, 1-5 is rolling bearing pedestal A, 1-6 is gathering sill, 1-7 is left-handed transmission nut, 1-8 is self-lubricating oriented film, 1-9 is drive lead screw, 1-10 is mid point spring bearing, 1-11 is self-lubricating oriented film, 1-12 is clockwise drive nut, 1-13 is rolling bearing pedestal B, 1-14 is motor, 1-15 is planetary reducer, 1-16 is plain bearing housing B, 1-17 is Handle axis B, 1-18 is plain bearing housing C, 1-19 is handle B, 1-20 is handle B door.
In Fig. 7, Fig. 8, Fig. 9 and Figure 10: 2-1 is connecting plate, 2-2 is guide-track groove, and 2-3 is platen, and 2-4 is handle A positioning sleeve, 2-5 is gusset A, 2-6 gusset B, and 2-7 is frid, and 2-8 is gusset C, 2-9 is gusset D, 2-10 gusset E, 2-11 is handle B positioning sleeve, and 2-12 is self locking frame.
In Figure 11: 2-12-1 is self-locking frame, 2-12-2 is stage clip, and 2-12-3 is steel ball.
In Figure 14 and Figure 15: 3-1 is handguard ring, 3-2 is Handle of sack or bag.
In Figure 16: 4-1 is loop bar, 4-2 is for pulling axle, and 4-3 is bearing, and 4-4 is locking nut, and 4-5 is axle sleeve, and 4-6 is bolt.
In Figure 17 and Figure 18: 5-1 is support bar, 5-2 is cross bar, and 5-3 is self-lubricating catch, and 5-4 is bearing pin.
In Figure 19: 5-2-1 transverse screw head, 5-2-2 transverse bar.
Specific embodiment
Adjustable mobile car as shown in Fig. 1 to Figure 24:
Comprise a platen 2-3, the top of platen 2-3 is provided with table top 2;
All be hinged with support 5 below the front end of described platen 2-3 He below rear end, bottom support 5, be transversely arranged side by side two rollers 6;
A drive lead screw 1-9 is longitudinally set with bottom described platen 2-3, the first half section of drive lead screw 1-9 is provided with left-handed thread section, left-handed thread section is provided with left-handed transmission nut 1-7, the second half section of drive lead screw 1-9 is provided with right-handed thread section, right-handed thread section is provided with clockwise drive nut 1-12, the thread rotary orientation in left-handed thread section is contrary with the thread rotary orientation in right-handed thread section;
Be hinged with pull bar 4 between support 5 below the front end of left-handed transmission nut 1-7 and platen 2-3, between the support 5 below the rear end of clockwise drive nut 1-12 and platen 2-3, be hinged with pull bar 4;
The follower head of drive lead screw 1-9 is connected with handle B1-19 by Handle axis B1-17;
The front end of drive lead screw 1-9 is connected with handle A1-1 by Handle axis A1-3;
The front-end and back-end of platen 2-3 are provided with handguard 3.
By front end, gusset A2-5, gusset B2-6, frid 2-7, gusset C2-8, gusset D2-9, gusset E2-10 are installed to the back-end successively bottom described platen 2-3;
Mid point spring bearing 1-10 is installed bottom frid 2-7;
The outside of gusset A2-5 is provided with the handle A positioning sleeve 2-4 matched with Handle axis A1-3, and the inner side of gusset A2-5 is provided with plain bearing housing A1-4;
Handle axis A1-3 is sleeved on the sliding bearing on plain bearing housing A1-4;
The inner side of gusset B2-6 is provided with rolling bearing pedestal A1-5;
The first half section of drive lead screw 1-9 is sleeved on the rolling bearing on rolling bearing pedestal A1-5, and the front end of drive lead screw 1-9 extends to the outside of gusset B2-6;
Rolling bearing pedestal B1-13 is installed inside gusset C2-8;
The middle part of described drive lead screw 1-9 is arranged on mid point spring bearing 1-10, the left-handed thread section of drive lead screw 1-9 is between rolling bearing pedestal A1-5 and mid point spring bearing 1-10, the front end of drive lead screw 1-9 extends to outside rolling bearing pedestal A1-5, the second half section of drive lead screw 1-9 is arranged on rolling bearing pedestal B1-13 by bearing, the right-handed thread section of drive lead screw 1-9 is between mid point spring bearing 1-10 and rolling bearing pedestal B1-13, the follower head of drive lead screw 1-9 extends to outside rolling bearing pedestal B1-13, the excircle of the front end of drive lead screw 1-9 is provided with external splines,
Plain bearing housing B1-16 is installed outside gusset D2-9;
The inner side of gusset E2-10 is provided with plain bearing housing C1-18, and the arranged outside of gusset E2-10 has the handle B positioning sleeve 2-11 matched with Handle axis B1-17;
As shown in figure 23, described Handle axis B1-17 is a multidiameter, comprise interconnective macro-axis 1-21 and little axle 1-22, macro-axis 1-21 is positioned at inner side, little axle 1-22 is positioned at outside, macro-axis 1-21 is arranged on plain bearing housing B1-16 and plain bearing housing C1-18, the inner termination of macro-axis 1-21 extends to inside gusset D2-9, inner spline groove is provided with in endoporus in inner termination on macro-axis 1-21, inner spline groove on macro-axis 1-21 is sleeved on the external splines on the follower head periphery of drive lead screw 1-9, and the follower head periphery of little axle 1-22 is provided with external splines;
Handle B1-19 is provided with shoulder hole, shoulder hole comprises mutually through macropore and aperture, aperture in shoulder hole is positioned at inner side, macropore in shoulder hole is positioned at outside, aperture in shoulder hole is provided with inner spline groove, inner spline groove on aperture is sleeved on the external splines on the little axle of Handle axis B1-17, is set with handle B door 1-20 in the macropore in shoulder hole, and handle B door 1-20 sunk screw is fixedly mounted on the follower head of little axle 1-22 of Handle axis B1-17;
Outside described gusset C2-8, planetary reducer 1-15 is installed, the output shaft 1-23 of planetary reducer 1-15 is sleeved on drive lead screw 1-9, the output shaft 1-23 of planetary reducer 1-15 installs in coaxial with drive lead screw 1-9, is matched in clearance between the output shaft 1-231-23 of planetary reducer 1-15 and drive lead screw 1-9;
Inner spline groove is provided with in the endoporus of the output shaft 1-23 of planetary reducer 1-15, the periphery of the inner termination of the macro-axis of Handle axis B1-17 is provided with external splines, external splines on the periphery of the inner termination of the macro-axis of Handle axis B1-17 matches with the inner spline groove on the output shaft 1-23 of planetary reducer 1-15, external splines on the periphery of that is inner termination of the macro-axis of Handle axis B1-17 matches with the inner spline groove on the output shaft 1-23 of planetary reducer 1-15, both have engagement and are separated two states, when Handle axis B1-17 moves to planetary reducer 1-15 direction, thus when the external splines on the periphery of the inner termination of the macro-axis of Handle axis B1-17 is sleeved in the inner spline groove on the output shaft 1-23 of planetary reducer 1-15, power on motor 1-14 is through planetary reducer 1-15, Handle axis B1-17 is passed to drive lead screw 1-9, and by left-handed transmission nut 1-7, clockwise drive nut 1-12, pull bar 4, support 5 is shunk, support 5 draws in the most at last, adjustable mobile car is made to become stretcher form,
The power shaft of planetary reducer 1-15 connects with the outfan of motor 1-14.
The shaft shoulder formed between macro-axis 1-21 on Handle axis B1-17 and little axle 1-22 is stirred by handle B1-19, or stir handle B door 1-20, moving horizontally of Handle axis B1-17 can be realized, thus make Handle axis B1-17 engage with the output shaft 1-23 of planetary reducer 1-15 or be separated.
The left-handed thread section of described drive lead screw 1-9 and right-handed thread section are all set with gathering sill 1-6, gathering sill 1-6 is fixedly mounted on bottom platen 2-3, the cross section semicircular in shape of gathering sill 1-6, the notch direction of gathering sill 1-6 towards under, the gathering sill 1-6 medial surface between gathering sill 1-6 and drive lead screw 1-9 is pasted with self-lubricating oriented film.
The front end of described drive lead screw 1-9 is provided with external splines;
The inner termination of Handle axis A1-3 is provided with inner spline groove;
External splines on the front end of drive lead screw 1-9 is sleeved in the inner spline groove in the inner termination of Handle axis A1-3;
Handle A1-1 is provided with shoulder hole, aperture in shoulder hole is positioned at inner side, macropore in shoulder hole is positioned at outside, aperture in shoulder hole is provided with inner spline groove, inner spline groove on aperture is sleeved on the external splines on the external end head of Handle axis A1-3, be set with handle A door 1-2 in macropore in shoulder hole, handle A door 1-2 is fixedly mounted on the external end head of Handle axis A1-3 by sunk screw.
Described support 5 is in H-shaped, comprise the support bar 5-1 being positioned at left side and the support bar 5-1 being positioned at right side, the top of support bar 5-1 is hinged on the connecting plate 2-1 bottom platen 2-3, the bottom-hinged of support bar 5-1 has roller 6, is connected with cross bar 5-2 between the support bar 5-1 in left side and the support bar 5-1 on right side;
Described pull bar 4 comprises the axle sleeve 4-5 be connected on left-handed transmission nut 1-7 and clockwise drive nut 1-12, the lower end of axle sleeve 4-5 has installing hole, the axle tail pulling axle 4-2 is set with in the installing hole of axle sleeve 4-5, on bearing 4-3 in the installing hole pulling the spindle nose of axle 4-2 to be arranged on loop bar 4-1, pull on the spindle nose of axle 4-2 and be provided with plug, pull between the installing hole on axle 4-2 and loop bar 4-1 and be provided with locking nut 4-4, the other end of loop bar 4-1 is hinged on cross bar 5-2.
The self-locking frame 2-12 of described platen 2-3 front-end and back-end is provided with handguard 3;
Self-locking frame 2-12 has the socket 2-12-4 of longitudinal section semicircular in shape, through hole is horizontally arranged with bottom socket 2-12-4, the aperture of the opening at through hole two ends is less than the diameter in through hole stage casing, the opening inner side at through hole two ends is respectively provided with a steel ball 2-12-3, be provided with stage clip 2-12-2 between two steel ball 2-12-3, steel ball 2-12-3 is against on the opening of through hole by stage clip 2-12-2;
Described handguard 3 comprises handguard ring 3-1, handguard ring 3-1 rear end is provided with Handle of sack or bag 3-2, handguard ring 3-1 front end is provided with the slot 3-3 taken the shape of the letter U, be hinged in the middle part of socket 2-12-4 by rotating shaft in the middle part of slot 3-3, the semicircular groove 3-4 of slot 3-3 leading inside is sleeved on the steel ball 2-12-3 of socket 2-12-4, slot 3-3 bottom inside be also provided with the semicircular groove 3-5 matched with the steel ball 2-12-3 of socket 2-12-4.Groove 3-4 and groove 3-5 is arranged on on the hinged rotating shaft of slot 3-3 and the socket 2-12-4 same radius of gyration that is the centre of gyration, and the central angle folded by both is 90 degree.
Screw thread in described left-handed thread section and the screw thread in right-handed thread section are T-shaped screw thread.
Claims (7)
1. adjustable mobile car, is characterized in that:
Comprise a platen, the top of platen is provided with table top;
All be hinged with support below the front end of described platen He below rear end, frame bottom is provided with roller;
A drive lead screw is longitudinally set with bottom described platen, the first half section of drive lead screw is provided with left-handed thread section, left-handed thread section is provided with left-handed transmission nut, the second half section of drive lead screw is provided with right-handed thread section, right-handed thread section is provided with clockwise drive nut, the thread rotary orientation in left-handed thread section is contrary with the thread rotary orientation in right-handed thread section;
Be hinged with pull bar between support below the front end of left-handed transmission nut and platen, between the support below the rear end of clockwise drive nut and platen, be hinged with pull bar;
The follower head of described drive lead screw is connected with handle B by Handle axis B.
2. adjustable mobile car according to claim 1, is characterized in that:
Centre position bottom described platen is provided with frid, is provided with gusset B bottom the platen of frid front end, is provided with gusset C, gusset D, gusset E bottom the platen of frid rear end from inside to outside;
Mid point spring bearing is installed bottom frid, gusset B is provided with rolling bearing pedestal A, gusset C is provided with rolling bearing pedestal B, gusset D is provided with plain bearing housing B, gusset E is provided with plain bearing housing C, gusset E is also provided with the handle B positioning sleeve matched with Handle axis B;
The first half section of described drive lead screw is arranged on rolling bearing pedestal A by bearing, the front end of drive lead screw extends to outside rolling bearing pedestal A, the middle part of drive lead screw is arranged on mid point spring bearing, the second half section of drive lead screw is arranged on rolling bearing pedestal B by bearing, the follower head of drive lead screw extends to outside rolling bearing pedestal B, the excircle of the follower head of drive lead screw is provided with external splines, the left-handed thread section of drive lead screw is between rolling bearing pedestal A and mid point spring bearing, the right-handed thread section of drive lead screw is between mid point spring bearing and rolling bearing pedestal B,
Described Handle axis B is a multidiameter, comprise interconnective macro-axis and little axle, wherein macro-axis is positioned at inner side, little axle is positioned at outside, macro-axis is arranged on plain bearing housing B and plain bearing housing C, the inner termination of macro-axis extends to inside gusset D, and the inner spline groove arranged in the endoporus in macro-axis inner termination is sleeved on the external splines on drive lead screw follower head periphery, and the external end head periphery of little axle is provided with external splines;
Handle B is provided with shoulder hole, shoulder hole comprises mutually through macropore and aperture, aperture in shoulder hole is positioned at inner side, macropore in shoulder hole is positioned at outside, aperture in shoulder hole is provided with inner spline groove, inner spline groove on aperture is sleeved on the external splines on the little axle of Handle axis B, is set with handle B door in the macropore in shoulder hole, and handle B door is fixedly mounted on the external end head of little axle of Handle axis B;
Outside described gusset C, planetary reducer is installed, the output sleeve of planetary reducer is contained on drive lead screw, the output shaft of planetary reducer is installed in coaxial with drive lead screw, is matched in clearance between the output shaft of planetary reducer and drive lead screw;
The macro-axis inner termination periphery of Handle axis B is provided with the external splines matched with the inner spline groove arranged in the endoporus of planetary reducer output shaft;
The power shaft of planetary reducer connects with the outfan of motor.
3. adjustable mobile car according to claim 1 and 2, is characterized in that:
The front end of described drive lead screw is connected with handle A by Handle axis A;
Gusset A is provided with bottom platen outside gusset B;
The outside of gusset A is provided with the handle A positioning sleeve matched with Handle axis A, and the inner side of gusset A is provided with plain bearing housing A;
Handle axis A is sleeved on the sliding bearing on plain bearing housing A;
The front end of drive lead screw is provided with external splines;
The inner termination of Handle axis A is provided with inner spline groove;
External splines on the front end of drive lead screw is sleeved in the inner spline groove in the inner termination of Handle axis A;
Handle A is provided with shoulder hole, aperture in shoulder hole is positioned at inner side, macropore in shoulder hole is positioned at outside, aperture in shoulder hole is provided with inner spline groove, inner spline groove on aperture is sleeved on the external splines on the external end head of Handle axis A, be set with handle A door in macropore in shoulder hole, handle A door is fixedly mounted on the external end head of Handle axis A.
4. adjustable mobile car according to claim 3, is characterized in that:
The left-handed thread section of described drive lead screw and right-handed thread section are all set with gathering sill, gathering sill is fixedly mounted on bottom platen, the cross section semicircular in shape of gathering sill, the notch direction of gathering sill towards under, the gathering sill medial surface between gathering sill and drive lead screw is pasted with self-lubricating oriented film.
5. adjustable mobile car according to claim 4, is characterized in that:
Described support is H-shaped, comprise the support bar being positioned at left side and the support bar being positioned at right side, the top of support bar is hinged on the connecting plate bottom platen, the bottom-hinged of support bar has roller, cross bar is connected with between the support bar in left side and the support bar on right side, described pull bar comprises the axle sleeve be connected on left-handed transmission nut and clockwise drive nut, the lower end of axle sleeve has installing hole, the axle tail pulling axle is set with in the installing hole of axle sleeve, on bearing in the installing hole pulling the spindle nose of axle to be arranged on loop bar, pull on the spindle nose of axle and be provided with plug, pull between the installing hole on axle and loop bar and locking nut is installed, the other end of loop bar is hinged on cross bar.
6. adjustable mobile car according to claim 5, is characterized in that:
The self-locking frame of described platen front-end and back-end is provided with handguard;
Self-locking frame has the socket of longitudinal section semicircular in shape, be horizontally arranged with through hole bottom socket, the aperture of the opening at through hole two ends is less than the diameter in through hole stage casing, and the opening inner side at through hole two ends is respectively provided with a steel ball, is provided with stage clip between two steel balls;
Described handguard comprises handguard ring, handguard ring rear end is provided with Handle of sack or bag, handguard ring front end is provided with the slot taken the shape of the letter U, be hinged in the middle part of socket by rotating shaft in the middle part of slot, the semicircular groove of slot leading inside is sleeved on the steel ball of socket, and slot bottom inside is also provided with the semicircular groove matched with the steel ball of socket.
7. adjustable mobile car according to claim 6, is characterized in that:
The front-end and back-end of described platen are provided with handguard;
Screw thread in left-handed thread section and the screw thread in right-handed thread section are T-shaped screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701445.8U CN204246342U (en) | 2014-11-20 | 2014-11-20 | Adjustable mobile car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701445.8U CN204246342U (en) | 2014-11-20 | 2014-11-20 | Adjustable mobile car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204246342U true CN204246342U (en) | 2015-04-08 |
Family
ID=52950703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420701445.8U Expired - Fee Related CN204246342U (en) | 2014-11-20 | 2014-11-20 | Adjustable mobile car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204246342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104434417A (en) * | 2014-11-20 | 2015-03-25 | 云南昆鹰汽车工贸有限公司 | Adjustable movable trolley |
-
2014
- 2014-11-20 CN CN201420701445.8U patent/CN204246342U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104434417A (en) * | 2014-11-20 | 2015-03-25 | 云南昆鹰汽车工贸有限公司 | Adjustable movable trolley |
| CN104434417B (en) * | 2014-11-20 | 2017-01-25 | 云南昆鹰汽车工贸有限公司 | Adjustable movable trolley |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20161120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |