CN215225678U

CN215225678U - Electric lifting type hanging cabinet

Info

Publication number: CN215225678U
Application number: CN202120516484.0U
Authority: CN
Inventors: 何立东
Original assignee: Zhejiang Jiecang Linear Motion Technology Co Ltd
Current assignee: Zhejiang Jiecang Linear Motion Technology Co Ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-12-21
Anticipated expiration: 2031-03-11

Abstract

The utility model discloses an electric lifting type wall cupboard, which comprises an outer cupboard and a lifting inner cupboard, wherein a lifting mechanism is arranged between the outer cupboard and the inner cupboard, a door-turning mechanism for driving a door-turning opening and closing opening is fixed on the inner wall of the side wall of the outer cupboard, the lifting mechanism comprises a motor, two gear boxes and two lifting upright columns which are arranged in parallel, the motor comprises an output shaft, two ends of the output shaft are respectively connected with the two lifting upright columns through the two gear boxes, and the two lifting upright columns stretch to drive the inner cupboard to lift; the door turning mechanism comprises a rack, a gear meshed with the rack, a driving rod rotating synchronously with the gear, a driven rod hinged to the inner wall of the side wall of the outer cabinet and a connecting rod connecting the driving rod and the driven rod, the driving rod, the driven rod and the connecting rod form a parallelogram mechanism, the connecting rod is fixedly connected with the door turning mechanism, the rack is vertically and slidably mounted on the inner wall of the side wall of the outer cabinet, the rack is driven to slide downwards to enable the gear to rotate when the inner cabinet descends, and the gear rotates and drives the parallelogram mechanism to swing to enable the door turning mechanism to open.

Description

Electric lifting type hanging cabinet

[ technical field ] A method for producing a semiconductor device

The utility model relates to a wall cabinet technical field especially relates to an electric lift formula wall cabinet.

[ background of the invention ]

Electric lift type wall cabinet among the prior art includes the open outer cabinet in bottom and locates the inside interior cabinet of outer cabinet, be equipped with elevating system between outer cabinet and the interior cabinet, the cabinet descends in the elevating system drive in order to show outside the cabinet or drive the interior cabinet and rise in order to accomodate outside the cabinet inside, elevating system includes a motor and a transmission lead screw of being connected with motor drive, be equipped with the drive nut with interior cabinet fixed connection on the transmission lead screw, the transmission lead screw is located the centre of interior cabinet, the left and right sides of transmission lead screw is furnished with ball slide rail or linear guide in order to be used for the direction and bear the hypsokinesis component of interior cabinet, connect fixedly through the connecting rod between two ball slide rails or the linear guide, the connecting rod is fixed with drive nut, interior cabinet is directly hung on the connecting rod.

When the unbalance loading of the inner cabinet is increased, the horizontal constraint of the transmission screw rod on the connecting rod is limited, and the ball sliding rails or the linear guide rails on the two sides are free pairs, so that the inner cabinet is easy to incline; in addition, when the tightness of the ball slide rail or the linear guide rail is inconsistent or impurities exist, the inner cabinet also has a deflection phenomenon, so that the inner cabinet is easy to shake, shake left and right and the like when being lifted, and the inner cabinet can be blocked when the deflection is serious, so that the inner cabinet cannot be lifted normally.

In addition, in order to make things convenient for the user to get and put article in the interior cabinet, need guarantee that the interior cabinet descends the back that targets in place, interior cabinet is whole to be exposed, so, the stroke of interior cabinet is great, in order to reduce the stroke of interior cabinet, a wall cabinet turns over a door mechanism is disclosed among the prior art, it fixes on outer cabinet lateral wall inner wall to turn over a door mechanism, the front side of outer cabinet is equipped with uncovered, fix fixed door and the open-ended flap door that sets up of correspondence in uncovered top, drive flap door mechanism drives the parallel upturning of flap door and opens uncovered when interior cabinet descends, namely, the reverse relative motion of flap door and interior cabinet, the top of interior cabinet only need move to open top this moment can, the stroke of interior cabinet has been reduced from this, the time that the interior cabinet was opened has been shortened. However, the door-turning mechanism in the prior art includes a first connecting rod and a second connecting rod, one end of the second connecting rod is fixed on the inner wall of the side wall of the outer cabinet, the middle of the first connecting rod is hinged to the other end of the second connecting rod, one end of the first connecting rod is hinged to the door-turning, the other end of the first connecting rod is a free end matched with the wing plate, and when the wing plate drives the free end of the first connecting rod to move downwards, the first connecting rod and the hinged end of the door-turning drive the door-turning to move upwards and outwards. From this can know, the current upturning height that turns over the door is controlled in the length of first link, when needs increase the upturning height that turns over the door, needs increase the length of first link, because the degree of depth of outer cabinet is limited, first link can not infinitely prolong, consequently adopts current door mechanism that turns over to lead to the maximum height that turns over the door and can't satisfy user's demand, and then leads to what open top can not set up too high, can't further reduce the down stroke of interior cabinet promptly.

[ Utility model ] content

The utility model aims to solve the technical problem that overcome prior art not enough and provide an electric lift wall cabinet, stability can when not only can effectively promoting interior cabinet and go up and down, can also effectively promote the upturning height that turns over the door, and then further reduce the down stroke of interior cabinet.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an electric lifting type wall cabinet comprises an outer cabinet and a lifting inner cabinet, wherein an inlet and an outlet for the inner cabinet to enter and exit are formed in the bottom of the outer cabinet, a lifting mechanism for driving the inner cabinet to lift is arranged between the outer cabinet and the inner cabinet, an opening and a turnover door arranged corresponding to the opening are arranged on the front side of the outer cabinet, a turnover door mechanism for driving the turnover door to open and close the opening is fixed on the inner wall of the side wall of the outer cabinet, the lifting mechanism comprises a motor, two gear boxes and two lifting upright columns arranged in parallel, the motor comprises an output shaft, two ends of the output shaft are respectively connected with the two lifting upright columns through the two gear boxes, and the motor drives the lifting upright columns to stretch and retract through the two gear boxes so as to drive the inner cabinet to lift; the door mechanism that turns over includes the rack, with rack toothing's gear, with synchronous pivoted drive lever of gear, articulate driven lever and connection on outer cabinet lateral wall inner wall the connecting rod of drive lever and driven lever, drive lever, driven lever and connecting rod constitute parallelogram mechanism, the connecting rod with turn over a fixed connection, the vertical slidable mounting of rack is on outer cabinet lateral wall inner wall, the drive when interior cabinet descends the rack lapse so that gear revolve, gear revolve and drive parallelogram mechanism swings so that it opens to turn over the door uncovered.

Further, the lift stand include vertical flexible telescopic tube, the transmission lead screw of vertical setting, with transmission lead screw thread fit's nut, the transmission lead screw with the gear box is connected, telescopic tube include with interior cabinet fixed connection's expansion tube and suit are in the fixed pipe in the expansion tube outside, fixed pipe is fixed outer cashier's office in a shop, the fixed cover of expansion tube is established in the nut outside.

Furthermore, the outer cabinet comprises a first back plate, the motor and the gear box are fixed on the first back plate, the inner cabinet comprises a second back plate, a hanging seat is arranged on the back surface of the second back plate, a avoiding groove for the connecting piece to penetrate through is formed in the fixing pipe, and the connecting piece is connected with the hanging seat and the movable pipe.

Furthermore, hang the seat including with second backplate fixed connection's link plate with along the slide that the wall cabinet fore-and-aft direction extends, the connecting piece includes first fastener and connecting block, the connecting block with dodge groove sliding fit and press from both sides and be in between slide and the activity pipe, slide, connecting block and activity pipe are connected fixedly through first fastener.

Furthermore, the lifting mechanism further comprises a top plate fixed on the first back plate, the transmission screw rod penetrates through the top plate, a self-locking torsion spring is sleeved on the transmission screw rod, pins of the self-locking torsion spring are fixed on the top plate, and the self-locking torsion spring tightly holds the transmission screw rod when the inner cabinet descends.

Furthermore, the lifting mechanism further comprises a housing covering the motor and the gear box, the housing is fixed on the first back plate, the bottom of the housing is opened to form a mounting opening, and the top plate is fixed at the bottom of the housing and covers the mounting opening.

Furthermore, the door turning mechanism further comprises a fixed shaft, one end of the driving rod and the gear are respectively in running fit with the fixed shaft, and the driving rod is fixedly connected with the gear.

Furthermore, the connecting rod is provided with an adjusting hanging hole and a fixing hole, an adjusting foot is fixed on the inner side surface of the flap door, and a second fastener penetrates through the adjusting hanging hole and the fixing hole to be fixedly connected with the adjusting foot.

Further, the door turning mechanism further comprises a shell, a sliding rail and a mounting groove are arranged in the shell, sliding blocks in sliding fit with the sliding rail are arranged at the upper end and the lower end of the rack, the gear is rotatably mounted in the mounting groove, and the connecting rod is located on the outer side of the shell.

Furthermore, a connecting seat is fixed on the rack, a pressing plate is fixed on the inner cabinet, and the connecting seat is pressed downwards through the pressing plate when the inner cabinet descends, so that the connecting seat drives the rack to slide downwards.

Furthermore, the pressing plate is provided with an adjusting screw for adjusting the distance between the pressing plate and the connecting seat.

Furthermore, a controllable thrust gas spring for driving the rack to move upwards is fixed on the inner wall of the side wall of the outer cabinet.

The utility model has the advantages that:

the lifting mechanism in the utility model adopts a single motor double gear case structure to drive two lifting columns to synchronously extend and retract, the two lifting columns are arranged at intervals and connected with the inner cabinet, therefore, the left side and the right side of the inner cabinet can be driven by the synchronous extension and retraction of the two lifting columns to realize synchronous lifting, and the left side and the right side of the inner cabinet are effectively ensured to be in a horizontal state, thereby improving the stability performance when the inner cabinet is lifted, even if the inner cabinet is in an unbalance loading state, because the left side and the right side of the inner cabinet are respectively supported by the lifting columns, the phenomenon that the inner cabinet is inclined to one side to cause jamming can be avoided; in addition, the design of the lifting upright post can also improve the appearance of the lifting mechanism; in addition, the lifting mechanism can be more compact and small through the transmission of the gear box, and meanwhile, the bearing capacity of the inner cabinet is improved; finally, automatic control can be realized, and the door does not need to be opened manually to take the articles in the inner cabinet.

In addition, when the inner cabinet descends, the driving rack slides downwards to enable the gear to rotate, the gear rotates to drive the driving rod to rotate synchronously, so that the driving rod drives the connecting rod and the driven rod to swing, the connecting rod and the driven rod can drive the turnover door to swing to open the opening, namely, the gear rotates and drives the parallelogram mechanism to swing to enable the turnover door to open the opening, according to the principle of the parallelogram mechanism, the rotation angle of the driving rod determines the swing amplitude of the connecting rod, and the swing amplitude of the connecting rod determines the upturning height of the turnover door, in the utility model, the rotation angle of the driving rod is limited by the rotation angle of the gear, and the rotation angle of the gear is limited by the number of teeth of the gear and/or the sliding stroke of the rack, therefore, when the upturning height of the turnover door needs to be increased, the sliding stroke of the rack is increased and/or the number of the teeth of the gear is reduced, when the sliding stroke of the rack is increased and the number of the teeth of the gear is reduced simultaneously, the upturning height increasing effect of the turnover door is better, so that the upturning height of the turnover door can be effectively improved by adopting the turnover door mechanism, the top end of the opening is higher, and after the inner cabinet descends in place, the top end of the inner cabinet only needs to move to the top end of the opening, so that the stroke of the inner cabinet is effectively reduced, and the opening time of the inner cabinet is shortened; in addition, the influence of the size of the outer cabinet on the door turning mechanism is greatly reduced, so that the customization of the upward turning height of the door in various scenes can be realized, and the universal range is wider; and finally, the opening and closing angle of the turnover door is accurately controlled by the way that the rack is meshed with the gear.

The lifting stand column comprises a vertical telescopic sleeve, a vertical transmission screw rod and a nut, wherein the transmission screw rod is in threaded fit with the transmission screw rod, the transmission screw rod is connected with the gear box, the telescopic sleeve comprises a movable pipe and a fixed pipe, the movable pipe is fixedly connected with the inner cabinet, the fixed pipe is sleeved on the outer cabinet, and the movable pipe is fixedly sleeved on the outer cabinet. So design, during the use, the motor passes through the gear box drive transmission lead screw and rotates, and the transmission lead screw rotates and drive nut reciprocates, and reciprocating of nut drives interior cabinet through the movable tube and goes up and down, and overall structure is simpler, and manufacturing cost is lower.

The outer cabinet comprises a first back plate, the motor and the gear box are fixed on the first back plate, the inner cabinet comprises a second back plate, a hanging seat is arranged on the back face of the second back plate, a dodging groove for the connecting piece to run through is formed in the fixing pipe, and the connecting piece is connected with the hanging seat and the movable pipe. By the design, when the cabinet is assembled, the hanging seat is fixed on the movable pipe through the connecting piece, and then the inner cabinet is fixed on the hanging seat, so that the cabinet is simple and convenient to install; in addition, when the lifting mechanism is arranged between the first back plate and the second back plate and the inner cabinet is exposed outside the outer cabinet, the lifting mechanism is hidden at the rear side of the inner cabinet, and therefore the appearance of the product is improved.

Hang the seat including with second backplate fixed connection's link plate and along the slide that the wall cabinet fore-and-aft direction extends, the connecting piece includes first fastener and connecting block, the connecting block with dodge groove sliding fit and press from both sides between slide and activity pipe, slide, connecting block and activity pipe are connected fixedly through first fastener. So design not only can play further guide effect through the connecting block with the sliding fit who dodges the groove, can also promote the reliability of being connected of slide and activity pipe, in addition, through the side sliding fit of slide and fixed pipe, can further prevent interior cabinet skew.

The lifting mechanism further comprises a top plate fixed on the first back plate, the transmission screw rod penetrates through the top plate, a self-locking torsion spring is sleeved on the transmission screw rod, pins of the self-locking torsion spring are fixed on the top plate, and the self-locking torsion spring tightly holds the transmission screw rod when the inner cabinet descends. By the design, the load capacity of the inner cabinet can be increased, and the inner cabinet can be ensured to stably descend.

The lifting mechanism further comprises a housing covering the motor and the gear box, the housing is fixed on the first back plate, the bottom of the housing is opened to form a mounting opening, and the top plate is fixed at the bottom of the housing and covers the mounting opening. By the design, the motor and the gear box can be hidden in the housing, so that the appearance of the product is improved.

The door turning mechanism comprises a fixed shaft, one end of a driving rod and a gear are respectively in running fit with the fixed shaft, and the driving rod is fixedly connected with the gear. By the design, the synchronous rotation of the driving rod and the gear can be realized while one end of the driving rod is hinged, the rigidity of the driving rod can be improved by connecting the driving rod and the gear, and the driving rod is prevented from deforming during swinging.

The connecting rod is provided with an adjusting hanging hole and a fixing hole, an adjusting foot is fixed on the inner side surface of the flap door, and the second fastener penetrates through the adjusting hanging hole and the fixing hole to be fixedly connected with the adjusting foot. When the turnover door is installed, the adjusting foot is fixed on the inner side face of the turnover door firstly, then the adjusting foot is hung on the adjusting hanging hole through the second fastening piece, so that the turnover door is hung on the connecting rod, then the position of the turnover door in the up, down, front and back directions is properly adjusted and corrected by adjusting the position of the second fastening piece relative to the fixing hole, after the adjustment is completed, the second fastening piece penetrating through the fixing hole is locked, and finally the second fastening piece penetrating through the adjusting hanging hole is locked on the adjusting foot, so that the installation of the turnover door is completed, the on-site installation and debugging are very convenient, in addition, the installation error of the turnover door mechanism and the adverse effect caused by the dimensional tolerance of internal parts can be effectively reduced, and the problems that the left height and the right height of the turnover door are not consistent after the installation, the door is not tightly closed, the left side and the right side of the opening are not synchronous and the like are avoided.

The door overturning mechanism further comprises a shell, a sliding rail and a mounting groove are arranged in the shell, sliding blocks in sliding fit with the sliding rail are arranged at the upper end and the lower end of the rack, the gear is rotatably mounted in the mounting groove, and the connecting rod is located on the outer side of the shell. By the design, the sliding block and the sliding rail can be in sliding fit for guiding when the rack slides up and down, so that the friction resistance applied to the rack during sliding is reduced, and the smoothness of the up-and-down sliding of the rack is improved; in addition, the shell can prevent foreign matters from being clamped into teeth of the rack or teeth of the gear, so that the situation that the turnover door cannot be opened and closed due to the clamping phenomenon of the two gears is avoided.

The rack is fixed with a connecting seat, the inner cabinet is fixed with a pressing plate, and the connecting seat is pressed downwards through the pressing plate when the inner cabinet descends, so that the connecting seat drives the rack to slide downwards. By the design, the structure is simple, and the assembly is convenient.

The pressure plate is provided with an adjusting screw for adjusting the distance between the pressure plate and the connecting seat. The length of the adjusting screw below the pressing plate can be adjusted by rotating the adjusting screw, so that when the inner cabinet descends, the adjusting screws on the two sides can press the connecting seat downwards at the same time, and the opening synchronism of the left side and the right side of the turnover door is guaranteed.

And a controllable thrust gas spring for driving the rack to move upwards is arranged on the inner wall of the side wall of the outer cabinet. According to the design, the controllable thrust gas spring is operated to drive the rack to ascend, and the rack slides upwards to turn down the turnover door to close the opening; in addition, the controllable thrust gas spring is set to provide a buffer effect for the ascending and descending of the flap door, the ascending and descending speed is controlled, and the phenomenon of hard impact on the edge of the flap door and the edge of the outer cabinet caused by the rapid ascending or descending of the flap door is prevented.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention will be further explained with reference to the drawings:

fig. 1 is a state diagram of a first embodiment of the present invention in which an inner cabinet is accommodated in an outer cabinet;

fig. 2 is a state diagram of the first embodiment of the present invention in which the inner cabinet is exposed outside the outer cabinet and the flip door is flipped up to open the opening;

FIG. 3 is a block diagram of the cabinet of FIG. 2 with the fixed and flip doors removed;

fig. 4 is an exploded view of a first lifting mechanism according to a first embodiment of the present invention;

fig. 5 is an exploded view of a second lifting mechanism according to the first embodiment of the present invention;

fig. 6 is a cross-sectional view of a lifting mechanism according to a first embodiment of the present invention;

fig. 7 is a side view of a lifting mechanism according to a first embodiment of the present invention;

fig. 8 is a side view of a tilt-door mechanism according to an embodiment of the present invention;

fig. 9 is a state diagram of the door-turning mechanism when the door-turning closes the opening according to the embodiment of the present invention;

fig. 10 is a perspective view of a middle flap door mechanism according to an embodiment of the present invention;

fig. 11 is a state diagram of a door-opening mechanism when the opening of the middle hinged door is opened according to the embodiment of the present invention.

[ detailed description ] embodiments

The utility model provides an electric lifting type wall cupboard, including outer cabinet and the interior cabinet that goes up and down, the bottom of outer cabinet is equipped with the exit that supplies the interior cabinet to pass in and out, be equipped with between outer cabinet and the interior cabinet and be used for driving the elevating system that the interior cabinet goes up and down, the front side of outer cabinet is equipped with uncovered and corresponds the flip door that uncovered set up, be fixed with on the outer cabinet lateral wall inner wall and be used for driving the flip door switching the uncovered flip door mechanism, elevating system includes motor, two gear boxes, two parallel arrangement's lift stand, the motor includes the output shaft, the both ends of output shaft are connected with two lift stands through two gear boxes respectively, the motor drives through two gear boxes the lift stand is flexible in order to drive the interior cabinet goes up and down; the door mechanism that turns over includes the rack, with rack toothing's gear, with synchronous pivoted drive lever of gear, articulate driven lever and connection on outer cabinet lateral wall inner wall the connecting rod of drive lever and driven lever, drive lever, driven lever and connecting rod constitute parallelogram mechanism, the connecting rod with turn over a fixed connection, the vertical slidable mounting of rack is on outer cabinet lateral wall inner wall, the drive when interior cabinet descends the rack lapse so that gear revolve, gear revolve and drive parallelogram mechanism swings so that it opens to turn over the door uncovered.

The technical solutions of the embodiments of the present invention are explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1 to 11, the electric lifting type wall cabinet in this embodiment includes an outer cabinet 100 and an inner cabinet 200, wherein the bottom of the outer cabinet 100 is open to form an entrance for the inner cabinet 200 to enter and exit, a lifting mechanism 400 for driving the inner cabinet 200 to lift is disposed between the outer cabinet 100 and the inner cabinet 200, and the lifting mechanism 400 drives the inner cabinet 200 to descend and be exposed downwards through the entrance and exit to be exposed outside the outer cabinet 100; or in elevating system 400 drive interior cabinet 200 rose and got into outer cabinet 100 through importing and exporting to accomodate inside outer cabinet 100, elevating system 400 includes motor 410, two gear boxes 420, two parallel arrangement's lift stand 430, motor 410 includes the output shaft, and the both ends of output shaft are connected with two lift stands 430 through two gear boxes 420 respectively, and motor 410 drives lift stand 430 through two gear boxes 420 and stretches out and draws back in order to drive interior cabinet 200 and go up and down. In addition, the front side of the outer cabinet is provided with an opening and a fixed door 120 fixed above the opening, the front side of the outer cabinet is also provided with a flap door 110 arranged corresponding to the opening and spliced with the fixed door 120, a flap door mechanism 300 for driving the flap door 110 to open and close the opening is fixed on the inner wall of the side wall of the outer cabinet, the flap door mechanism 300 comprises a rack 310, a gear 320 meshed with the rack 310, and a driving rod 330 rotating synchronously with the gear 320, the driven rod 340 is hinged to the inner wall of the side wall of the outer cabinet, and the connecting rod 350 is connected with the driving rod 330 and the driven rod 340, the driving rod 330, the driven rod 340 and the connecting rod 350 form a parallelogram mechanism, the connecting rod 350 is fixedly connected with the flap door 110, the rack 310 is vertically and slidably mounted on the inner wall of the side wall of the outer cabinet, when the inner cabinet 200 descends, the rack 310 is driven to slide downwards so that the gear 320 rotates, and the gear 320 rotates and drives the parallelogram mechanism to swing so that the flap door 110 is opened in an upward-turning manner.

The lifting mechanism in the utility model adopts a single motor double gear case structure to drive two lifting columns 430 to synchronously extend and retract, the two lifting columns 430 are arranged at intervals and are connected with the inner cabinet 200, therefore, the left side and the right side of the inner cabinet 200 can be driven by the synchronous extension and retraction of the two lifting columns 430 to realize synchronous lifting, and the left side and the right side of the inner cabinet 200 are effectively ensured to be in a horizontal state, thereby improving the stability performance when the inner cabinet 200 is lifted, even if the inner cabinet 200 is in an unbalance loading state, because the left side and the right side of the inner cabinet 200 are respectively supported by the lifting columns 430, the phenomenon that the inner cabinet is stuck due to the fact that the left side and the right side of the inner cabinet 200 incline to one side can be avoided; in addition, the design of the lifting column 430 can also improve the appearance of the lifting mechanism 400; in addition, the lifting mechanism 400 can be more compact and small through the transmission of the gear box 420, and meanwhile, the bearing capacity of the inner cabinet 200 is improved; finally, automatic control can be achieved, and the user does not need to manually open the door to take the articles in the inner cabinet 200.

In addition, when the inner cabinet 200 descends, the gear rack 310 slides downwards to rotate the gear 320, the gear 320 rotates to drive the driving rod 330 to rotate synchronously, so that the driving rod 330 drives the connecting rod 350 and the driven rod 340 to swing, the connecting rod 350 and the driven rod 340 swing to drive the flap door 110 to swing to open the opening, that is, the gear 320 rotates and drives the parallelogram mechanism to swing to open the flap door 110, as known from the principle of the parallelogram mechanism, the rotation angle of the driving rod 330 determines the swing amplitude of the connecting rod 350, and the swing amplitude of the connecting rod 350 determines the flip-up height of the flap door 110, in this embodiment, the rotation angle of the driving rod 330 is limited by the rotation angle of the gear 320, the rotation angle of the gear 320 is limited by the number of teeth of the gear 320 and/or the sliding stroke of the gear rack 310, so that when the flip-up height of the flap door 110 needs to be increased, the sliding stroke of the rack 310 is increased and/or the number of teeth of the gear 320 is decreased, when the sliding stroke of the rack 310 is increased and the number of teeth of the gear 320 is reduced, the upward-turning height of the turning door 110 is increased, so that the upward-turning height of the turning door 110 can be effectively increased by adopting the turning door mechanism 300 in the embodiment, the top end of the opening is higher, and after the inner cabinet 200 is lowered to the right position, the top end of the inner cabinet 200 only needs to move to the top end of the opening, so that the stroke of the inner cabinet 200 is effectively reduced, and the opening time of the inner cabinet 200 is shortened; in addition, the influence of the size of the outer cabinet 100 on the door turning mechanism 300 is greatly reduced, so that the customization of the upward turning height of the door in various scenes can be realized, and the universal range is wider; finally, the way that the rack 310 is meshed with the gear 320 also enables the opening and closing angle of the flap 110 to be accurately controlled.

Specifically, as shown in fig. 4 to 7, in this embodiment, the motor 410 and the gear box 420 are fixed on the outer cabinet 100, an output shaft of the motor is a worm, a worm wheel engaged with the output shaft of the motor is rotatably installed in the gear box 420, the lifting column 430 includes a vertically telescopic transmission sleeve 431, a vertically arranged transmission lead screw 432, and a nut 433 in threaded fit with the transmission lead screw 432, the two transmission lead screws 432 are arranged in parallel at intervals along the left and right direction of the hanging cabinet, a spline housing is fixed to the upper end of the transmission lead screw through a screw, a spline hole adapted to the spline housing is formed in the middle of the worm wheel, so as to achieve the effect that the worm wheel rotates and drive the transmission lead screw 432 to rotate synchronously, the telescopic sleeve 431 includes a movable tube 4311 fixedly connected with the inner cabinet 200 and a fixed tube 4312 sleeved outside the movable tube 4311, the movable tube 4311 can slide up and down relative to the fixed tube 4312, the fixed tube 4312 is fixed on the outer cabinet 100, the movable tube 4311 is fixedly sleeved outside the nut 433. So design, during the use, motor 410 passes through gear box 420 drive transmission lead screw 432 and rotates, and transmission lead screw 432 rotates and drive nut 433 reciprocates, and reciprocating of nut 433 drives movable tube 4311 and reciprocates, and reciprocating of movable tube 4311 drives interior cabinet 200 and goes up and down, and overall structure is simpler, and manufacturing cost is lower.

It can be understood that in other embodiments of the utility model, the upper end cross section of transmission lead screw is the non-disc, and the middle part that corresponds the worm wheel is equipped with the non-round hole of transmission lead screw upper end adaptation, so design, also can realize that the worm wheel rotates and drives the synchronous rotation of transmission lead screw.

It can be understood that the utility model discloses an in other embodiments, be equipped with engaged with drive bevel gear and driven bevel gear in the gear box, drive bevel gear is connected and synchronous rotation with the output shaft transmission of motor, and driven bevel gear is connected and synchronous rotation with the transmission screw drive, and the mode that the transmission is connected can adopt keyway connection or non-round hole and non-cylinder complex mode, so design, also can realize that the motor passes through the rotation of gear box drive transmission screw.

In order to prevent the user from seeing the lifting mechanism 400 when the inner cabinet 200 is exposed outside the outer cabinet 100, the outer cabinet 100 in this embodiment includes the first back plate 130, the motor 410 and the gear box 420 are fixed on the first back plate 130 and close to the top of the outer cabinet 100, the inner cabinet 200 includes the second back plate 210, the back of the second back plate 210 is provided with the hanging seat 220, the fixed tube 4312 is provided with the avoiding groove 4313 for the connecting member 500 to penetrate through, the length direction of the avoiding groove 4313 extends along the vertical direction of the fixed tube 4312, and the connecting member 500 connects the hanging seat 220 and the movable tube 4311. Due to the design, when the inner cabinet 200 is lowered to be exposed outside the outer cabinet 100, the lifting mechanism 400 can be hidden behind the inner cabinet 200, so that a user is prevented from directly viewing the lifting mechanism 400, and the appearance of the product is improved; in addition, by the design, when assembling, the hanging seat 220 can be fixed on the movable tube 4311 through the connecting piece 500, and then the inner cabinet 200 can be fixed on the hanging seat 220, so that the installation is simple and convenient.

In addition, the hanging seat 220 in this embodiment includes a hanging plate 221 and two sliding plates 222 extending along the front-rear direction of the hanging cabinet, the hanging plate 221 is fixedly connected to the second back plate 210 by screws, the two sliding plates 222 are distributed at left-right intervals and are disposed on the back surface of the hanging plate 221, the movable tube 4311 and the fixed tube 4312 are both square tubes, the left sliding plate 222 is in sliding fit with the left side surface of the left fixed tube 4312, the right sliding plate 222 is in sliding fit with the right side surface of the right fixed tube 4312, the connecting member 500 includes a first fastening member and a connecting block 510, the connecting block 510 is in sliding fit with the avoiding groove 4313 and is clamped between the sliding plate 222 and the movable tube 4311, the first fastening member is a screw, the movable tube 4311 is provided with a threaded hole, the screw penetrates through the sliding plate 222 and the connecting block 510 and then is locked and fixed with the threaded hole on the movable tube 4311, so as to connect and fix the sliding plate 222, the connecting block 510 and the movable tube 4311. By such design, not only can the sliding fit of the connecting block 510 and the avoiding groove 4313 play a further guiding role, but also the connection reliability of the sliding plate 222 and the movable pipe 4311 can be improved, and in addition, the sliding plate 222 and the side surface of the fixed pipe 4312 are in sliding fit, so that the inner cabinet 200 can be further prevented from deflecting. Preferably, the bottoms of the two movable tubes 4311 are connected and fixed by a connecting plate in this embodiment, so as to further prevent the inner cabinet 200 from deflecting.

It can be understood that, in other embodiments of the present invention, the connecting member is a screw, and the sliding plate is directly and fixedly connected with the movable tube through the screw; or, the leading flank of fixed pipe is equipped with the groove of dodging of vertical extension, and it only can only include the link plate to hang the seat this moment, and the connecting piece is the screw, and the screw runs through second backplate, link plate in proper order, dodges behind the groove with the activity pipe screw hole locking to the fixed connection of seat, interior cabinet and activity pipe is hung in the realization.

In order to reduce the friction force applied to the movable tube 4311 during sliding and improve the sliding smoothness of the movable tube 4311, in this embodiment, the top of the outer side surface of the movable tube 4311 is fixed with the movable slider 600, the bottom of the inner side surface of the fixed tube 4312 is fixed with the static slider 700, the wall thicknesses of the movable slider 600 and the static slider 700 are equal, the movable slider 600 and the static slider 700 are matched to maintain the matching gap between the movable tube 4311 and the fixed tube 4312, and the matching gap can reduce the contact area between the movable tube 4311 and the fixed tube 4312, so as to reduce the friction force applied to the movable tube 4311 during sliding.

In order to improve the assembly efficiency, the nut 433 in this embodiment is provided with a mounting hole, and a fastener penetrates through the movable slider 600 and the movable tube 4311 and then is locked with the mounting hole, so as to fix the movable slider 600 and the nut 433 on the movable tube 4311, wherein the fastener can be a screw or a pin, and when a screw is adopted, the mounting hole is a threaded hole; when the pin is adopted, the mounting hole is a pin hole in interference fit with the pin. So design, can realize the fixed of activity pipe 4311 and nut 433 and the fixed of activity pipe 4311 and movable slider 600 through the fixed of fastener once, reduced the equipment step from this, promoted the packaging efficiency.

In addition, in order to increase the load capacity of the inner cabinet 200 and ensure that the inner cabinet 200 stably descends, the lifting mechanism in this embodiment further includes a top plate 800 fixed on the first back plate 130, two transmission screws 432 respectively penetrate through the top plate 800 and are respectively provided with a bearing between the transmission screws 432 and the top plate 800, a self-locking torsion spring 900 is sleeved on the transmission screws 432, pins of the self-locking torsion spring 900 are fixed on the top plate 800, and the self-locking torsion spring 900 tightly holds the transmission screws 432 when the inner cabinet 200 descends. In order to reduce the abrasion degree between the self-locking torsion spring 900 and the transmission screw rod 432, a synchronously rotating shaft sleeve is sleeved on the outer side of the transmission screw rod 432, a non-circular installation section is arranged on the transmission screw rod 432, the cross section shape of a shaft hole of the shaft sleeve is matched with the cross section of the non-circular installation section, the self-locking torsion spring 900 is sleeved on the shaft sleeve, the friction force generated when the self-locking torsion spring 900 tightly holds the shaft sleeve is concentrated on the shaft sleeve, the transmission screw rod 432 cannot be damaged, and the service life is longer.

In addition, in order to further improve the appearance of the product and protect the motor 410 and the gear box 420, the lifting mechanism 400 in this embodiment further includes a cover 440 covering the motor 410 and the gear box 420, the cover 440 is fixed on the first back plate 130, the bottom of the cover 440 is open to form an installation opening, the motor 410 and the gear box 420 are installed in the cover 440 through the installation opening, and the top plate 800 is fixed at the bottom of the cover 440 and covers the installation opening. So designed, the motor 410 and the gear box 420 can be hidden in the cover 440 to protect the motor 410 and the gear box 420.

It can be understood that in other embodiments of the present invention, the top plate comprises a left top plate and a right top plate which are formed separately, the left top plate and the right top plate are respectively fixed at the bottom of the housing, and the two transmission screws respectively run through the left top plate and the right top plate.

It can be understood that in other embodiments of the utility model, hang the seat and still can hang the seat and hang the seat in the right side including the fashioned left side of components of a whole that can function independently, a left side is hung the seat and is included left link plate and left slide, left slide and left activity pipe fixed connection, and a right side is hung the seat and is included right link plate and right slide, right slide and the activity pipe fixed connection on right side, and left link plate and right link plate are fixed respectively in the left and right sides of second backplate.

As shown in fig. 8 to 11, in this embodiment, two door-turning mechanisms 300 are respectively disposed on inner walls of two side walls of the outer cabinet, the two door-turning mechanisms 300 are symmetrically disposed, the door-turning mechanism 300 further includes a fixed shaft, one end of the driving rod 330 and the gear 320 are respectively rotatably engaged with the fixed shaft, one end of the driving rod 330 is rotatably engaged with the fixed shaft to realize hinge joint, the gear 320 is rotatably engaged with the fixed shaft to realize rotation of the gear 320 on the inner wall of the side wall of the outer cabinet, and a rod body of the driving rod 330 is fixed to the gear 320 by a screw 231, so that the driving rod 330 and the gear 320 can rotate synchronously, and the rigidity of the driving rod 330 can be improved by the connection between the driving rod 330 and the gear 320, thereby preventing the driving rod 330 from being deformed when swinging.

It can be understood that in other embodiments of the utility model, one of them is equipped with the non-round hole in the middle part of the one end of active lever and gear, and another is equipped with the cavity axle sleeve, the lateral surface shape and the non-round hole looks adaptation of cavity axle sleeve, cavity axle sleeve rotate the suit on the fixed axle, so design, guarantee the active lever and gear synchronous rotation when also can realize the one end of active lever is articulated.

As shown in fig. 9 to 10, the connecting rod 350 in this embodiment is an L-shaped rod, the driven rod 340 is located above the driving rod 330, the upper end of the vertical section of the connecting rod 350 is hinged to the driven rod 340, the inner end of the horizontal section of the connecting rod 350 is hinged to the driving rod 330, and the flap 110 is fixed to the vertical section of the connecting rod 350. In order to adjust the left and right height of the tilt-up door 110 after the tilt-up door mechanism 300 is installed on the outer cabinet 100, so as to ensure that the left and right height of the tilt-up door 110 is kept flat, in this embodiment, the connecting rod 350 is provided with an adjusting hanging hole 351 and a fixing hole 352, the inner side surface of the tilt-up door 110 is fixed with an adjusting foot 111 through a screw, when the tilt-up door 110 is installed, the adjusting foot 111 is firstly fixed on the inner side surface of the tilt-up door 110, then the adjusting foot 111 is hung on the adjusting hanging hole 351 through a second fastening member (a big cap screw) so as to enable the tilt-up door 110 to be hung on the connecting rod 350, then the position of the tilt-up door 110 in the up, down, front and rear directions is properly adjusted and corrected by adjusting the position of the second fastening member (the big cap screw) relative to the fixing hole 352, and finally the second fastening member (the big cap screw) penetrating through the adjusting hanging hole 351 is locked on the adjusting foot 111, therefore, the installation of the turnover door 110 is completed, and the field installation and debugging are very convenient; in addition, the installation error of the door turning mechanism 300 and the adverse effect caused by the dimensional tolerance of internal parts can be effectively reduced, and the problems that the left and right heights of the turning door 110 are not consistent, the door is not tightly closed, the left and right sides of the door are not synchronous and the like after the door is installed are avoided.

In addition, the top of the inner cabinet 200 in this embodiment is fixed with the pressing plate 230 protruding from the side wall of the inner cabinet by screws, the pressing plate 230 is a flat plate, the rack 310 is fixed with the connecting seat 370 by screws, the connecting seat 370 is provided with the horizontal plate 371, and the portion of the pressing plate 230 protruding from the side wall of the inner cabinet extends to the top of the horizontal plate 371, so that when the inner cabinet 200 descends, the horizontal plate 371 can be pressed downwards by the pressing plate 230, the connecting seat 370 can be driven to drive the rack 310 to slide downwards, and the flap door 110 is driven to be opened in an upward-folded manner.

It can be understood that in other embodiments of the utility model, the clamp plate can also be the L template, and the vertical section of clamp plate passes through the fix with screw on interior cabinet lateral wall outer wall, and the horizontal section of clamp plate extends to the horizontal plate top.

As shown in fig. 8 to 10, in order to ensure the opening and closing synchronicity of the left and right sides of the flap 110, an adjusting screw is provided on the pressing plate 230 in this embodiment, the adjusting screw is in threaded fit with the pressing plate 230, the length of the adjusting screw below the pressing plate 230 can be adjusted by rotating the adjusting screw, so as to adjust the vertical distance between the pressing plate 230 and the horizontal plate 371 when the pressing plate 230 presses the horizontal plate 371 downwards, due to installation errors, the heights of the horizontal plates 371 on the left and right sides are slightly different or the heights of the pressing plates 230 on the left and right sides are slightly different, at this time, by adjusting the length of the adjusting screw below the pressing plate 230 on both sides, when the inner cabinet 200 descends, the bottom of the adjusting screw is ensured to press the horizontal plate 371 downwards at the same time, and further, the opening synchronicity of the left and right sides of the flap 110 is ensured.

In addition, in order to avoid that external foreign matters are clamped into teeth of the rack 310 and the gear 320, so that the two are clamped to cause the situation that the door 110 cannot be opened or closed, the door-turning mechanism 300 in the embodiment further comprises a shell 360 fixed on the inner wall of the side wall of the outer cabinet through screws, a sliding rail 361 and a mounting groove 362 are arranged in the shell 360, the sliding rail 361 extends vertically, and sliding blocks 311 in sliding fit with the sliding rail 361 are fixed at the upper end and the lower end of the rack 310 through screws. The connecting seat 370 is disposed through the housing 360, the portion of the connecting seat 370 located outside the housing 360 is provided with the horizontal plate 371, the fixing shaft is fixed in the housing 360, the gear 320 is rotatably mounted in the mounting groove 362, the connecting rod 350 is located outside the housing 360, one end of the driven rod 340 is hinged in the housing 360, the other end of the driven rod extends out of the housing 360 to be hinged to the connecting rod 350, and one end of the driving rod 330 hinged to the connecting rod 350 is located outside the housing 360.

In order to limit the sliding stroke of the rack 310 and avoid the rack 310 from sliding excessively to cause the meshing failure between the rack 310 and the gear 320, in this embodiment, limiting blocks 363 are fixed to the upper and lower ends of the sliding rail 361, and the rack 310 is limited between the two limiting blocks 363.

In order to prevent the hard impact phenomenon of the edge of the turnover door 110 and the outer cabinet 100 caused by the rapid rising or falling of the turnover door 110, a controllable thrust gas spring 380 for driving the connecting seat 370 to move upwards is arranged on the inner wall of the side wall of the outer cabinet in the embodiment, the controllable thrust gas spring 380 provides a buffer effect for the rising or falling of the turnover door 110, and further controls the rising or falling speed, preferably, the controllable thrust gas spring 380 is fixed in the shell 360 to improve the appearance of the turnover mechanism 300, the cylinder body of the controllable thrust gas spring 380 is fixed with the shell 360, and the piston rod of the controllable thrust gas spring 380 is fixed with the connecting seat 370; in addition, when the inner cabinet 200 is lifted, the controllable thrust gas spring 380 can drive the connecting seat 370 to lift through the piston rod thereof, and the connecting seat 370 lifts to drive the rack 310 to slide upwards, so that the flap 110 is parallel to be turned downwards to close the opening.

Finally, when the stroke of the inner cabinet 200 when descending is greater than the sliding stroke of the rack 310 when the turnover door 110 is fully opened, in order to ensure that the inner cabinet 200 descends to the lowest position, the turnover door 110 is turned up to the position so that the inner cabinet 200 is fully opened, after the inner cabinet 200 in the embodiment ascends to the highest position, the pressing plate 230 is not in contact with the horizontal plate 371, and a certain distance exists between the pressing plate 230 and the horizontal plate 371, so that when the lifting mechanism 400 drives the inner cabinet 200 to descend, the turnover door mechanism 300 does not act, when the inner cabinet 200 descends to a certain height, the adjusting screw on the pressing plate 230 presses the horizontal plate 371 downwards, and at the moment, the turnover door mechanism 300 acts to make the turnover door 110 turn up in parallel, so that when the inner cabinet 200 descends to the lowest position, the turnover door 110 just turns up to the position, and at the moment, the inner cabinet 200 is just fully opened.

It can be understood that in other embodiments of the present invention, the piston rod of the controllable thrust gas spring can also be directly connected to the rack to directly drive the rack to slide upwards, and then drive the parallelogram structure to swing to make the flap parallel to turn downwards to close the opening.

It is understood that in other embodiments of the present invention, the outer cabinet may also omit the fixed door.

Example two

Compared with the first embodiment, the lifting upright column in the first embodiment is a three-section lifting upright column, and comprises a screw rod transmission assembly and three-section telescopic sleeves, wherein the screw rod transmission assembly comprises an inner screw rod, a hollow screw rod sleeved outside the inner screw rod, an inner transmission nut and an outer transmission nut, the inner screw rod and the hollow screw rod synchronously rotate and are in axial telescopic fit with the hollow screw rod, the inner screw rod is in threaded fit with the inner transmission nut, the hollow screw rod is rotatably positioned with the inner transmission nut in the axial direction, the outer wall of the hollow screw rod is provided with an external thread matched with the outer transmission nut, the three-section telescopic sleeves comprise an inner pipe, an outer pipe and a middle pipe which are sequentially sleeved, the inner pipe is sleeved outside the hollow screw rod, the inner pipe is fixedly connected with the top wall of an outer cabinet, the lower end of the inner pipe is fixed with the outer transmission nut, the inner transmission nut is fixedly connected with the lower end of the middle pipe, and the lower end of the outer pipe is fixed with a gear box, the gear box is fixed on the inner cabinet and is in transmission connection with the lower end of the inner screw rod, namely, the screw rod transmission assembly is matched with the three telescopic sleeves to form an inverted three-section lifting upright post, when the motor drives the inner screw rod to rotate through the gear box, the inner screw rod drives the middle hollow screw rod to synchronously rotate, the outer transmission nut is fixed on the inner pipe and the inner pipe is not moved, so that the hollow screw rod rotates and simultaneously moves up and down relative to the outer transmission nut, the hollow screw rod drives the inner transmission nut to move up and down, the inner transmission nut moves up and down to drive the middle pipe to stretch up and down, the inner screw rod also rotates and simultaneously moves up and down relative to the inner transmission nut, the inner screw rod drives the outer pipe to stretch up and down, the lower end of the outer pipe is fixed on the inner cabinet through the gear box, the outer pipe stretches up and down to drive the inner cabinet to lift, and the three-section lifting upright post belongs to the prior art, and detailed description is omitted here.

Or, in other embodiments of the present invention, the screw rod transmission assembly includes an inner screw rod, a hollow screw rod sleeved outside the inner screw rod, an inner transmission nut and an outer transmission nut, the inner screw rod rotates synchronously with the hollow screw rod and is axially matched with the hollow screw rod in a telescopic manner, the inner screw rod is in threaded fit with the inner transmission nut, the hollow screw rod is rotatably positioned with the inner transmission nut in an axial direction, the outer wall of the hollow screw rod is provided with an external thread matched with the outer transmission nut, the three-section telescopic sleeve includes an inner tube, an outer tube and a middle tube sleeved in sequence, the inner tube is sleeved outside the hollow screw rod, the outer tube is fixedly connected with the top wall of the outer cabinet, the upper end of the inner screw rod is in rotating fit with the top wall of the outer tube, the inner transmission nut is fixedly connected with the middle tube, the upper end of the inner tube is fixedly connected with the outer transmission nut, the lower end of the inner tube is fixed with the gear box, the gear box is fixed on the inner cabinet, the lower end of the hollow screw rod is fixed with a guide bar, the outer side of the guide rod is slidably sleeved with a transmission pipe which synchronously rotates, the upper end of the transmission pipe is abutted against an outer transmission nut, the lower end of the transmission pipe is in transmission connection with the turbine box, namely, the screw rod transmission assembly is matched with three telescopic sleeves to form a normally installed three-section lifting upright post, the motor drives the transmission pipe through the gear box to drive the hollow screw rod to rotate, the hollow screw rod drives the inner screw rod to synchronously rotate, the rotation of the inner screw rod drives the inner transmission nut to move up and down, the inner transmission nut moves up and down to drive the middle pipe to stretch and the hollow screw rod to stretch relative to the inner screw rod, the rotation of the hollow screw can drive the outer transmission nut to drive the inner pipe to stretch, the stretching of the inner pipe can drive the guide rod to slide relative to the hollow screw, the lower end of the inner pipe is fixed on the inner cabinet through the gear box, the stretching of the inner pipe drives the inner cabinet to lift, and the three-section lifting upright column also belongs to the prior art and is not detailed herein.

It can be understood that in other embodiments of the present invention, the skilled in the art can also adopt four sections and four or more sections of lifting columns, the skilled in the art can refer to the prior art design, and will not be described in detail here, and two gear boxes are respectively connected with two of the above lifting columns in a transmission manner, so as to drive the lifting columns to stretch and drive the inner cabinet to lift.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims

1. An electric lifting type wall cabinet comprises an outer cabinet and a lifting inner cabinet, wherein an inlet and an outlet for the inner cabinet to enter and exit are formed in the bottom of the outer cabinet, a lifting mechanism for driving the inner cabinet to lift is arranged between the outer cabinet and the inner cabinet, an opening and a turnover door arranged corresponding to the opening are arranged on the front side of the outer cabinet, and a turnover door mechanism for driving the turnover door to open and close the opening is fixed on the inner wall of the side wall of the outer cabinet; the door mechanism that turns over includes the rack, with rack toothing's gear, with synchronous pivoted drive lever of gear, articulate driven lever and connection on outer cabinet lateral wall inner wall the connecting rod of drive lever and driven lever, drive lever, driven lever and connecting rod constitute parallelogram mechanism, the connecting rod with turn over a fixed connection, the vertical slidable mounting of rack is on outer cabinet lateral wall inner wall, the drive when interior cabinet descends the rack lapse so that gear revolve, gear revolve and drive parallelogram mechanism swings so that it opens to turn over the door uncovered.

2. The electric lifting type hanging cabinet as claimed in claim 1, wherein the lifting column comprises a vertically telescopic tube, a vertically arranged transmission screw rod, and a nut screw-engaged with the transmission screw rod, the transmission screw rod is connected with the gear box, the telescopic tube comprises a movable tube fixedly connected with the inner cabinet and a fixed tube sleeved outside the movable tube, the fixed tube is fixed on the outer cabinet, and the movable tube is fixedly sleeved outside the nut.

3. The electric lifting type hanging cabinet as claimed in claim 2, wherein the outer cabinet comprises a first back plate, the motor and the gear box are fixed on the first back plate, the inner cabinet comprises a second back plate, a hanging seat is arranged on the back surface of the second back plate, an avoiding groove for a connecting piece to pass through is arranged on the fixed pipe, and the connecting piece is connected with the hanging seat and the movable pipe.

4. The electric lifting type hanging cabinet as claimed in claim 3, wherein the hanging seat comprises a hanging plate fixedly connected with the second back plate and a sliding plate extending along the front-rear direction of the hanging cabinet, the connecting member comprises a first fastening member and a connecting block, the connecting block is slidably fitted with the avoiding groove and clamped between the sliding plate and the movable pipe, and the sliding plate, the connecting block and the movable pipe are fixedly connected through the first fastening member.

5. The electric lifting type hanging cabinet as claimed in claim 3, wherein the lifting mechanism further comprises a top plate fixed on the first back plate, the transmission screw rod is arranged to penetrate through the top plate, a self-locking torsion spring is sleeved on the transmission screw rod, a pin of the self-locking torsion spring is fixed on the top plate, and the self-locking torsion spring holds the transmission screw rod tightly when the inner cabinet descends.

6. The electrical lifting/lowering type hanging cabinet as claimed in claim 5, wherein the lifting mechanism further comprises a cover covering the motor and the gear box, the cover is fixed to the first back plate, the bottom of the cover is open to form a mounting opening, and the top plate is fixed to the bottom of the cover and covers the mounting opening.

7. The electric lifting type hanging cabinet as claimed in any one of claims 1 to 6, wherein the door-turning mechanism further comprises a fixed shaft, one end of the driving rod and the gear are respectively rotatably engaged with the fixed shaft, and the driving rod is fixedly connected with the gear.

8. The electric lifting type hanging cabinet as claimed in any one of claims 1 to 6, wherein the connecting rod is provided with an adjusting hanging hole and a fixing hole, an adjusting foot is fixed on the inner side surface of the flap door, and a second fastening member passes through the adjusting hanging hole and the fixing hole to be fixedly connected with the adjusting foot.

9. The electric lifting type hanging cabinet as claimed in any one of claims 1 to 6, wherein the door-turning mechanism further comprises a housing, a slide rail and a mounting groove are provided in the housing, the upper and lower ends of the rack are provided with slide blocks slidably engaged with the slide rail, the gear is rotatably mounted in the mounting groove, and the connecting rod is located outside the housing.

10. An electric lifting type hanging cabinet as claimed in any one of claims 1 to 6, wherein the rack is fixed with a connecting seat, the inner cabinet is fixed with a pressing plate, and the connecting seat is pressed downwards by the pressing plate when the inner cabinet descends, so that the connecting seat drives the rack to slide downwards.

11. The electric lifting type hanging cabinet as claimed in claim 10, wherein the pressing plate is provided with an adjusting screw for adjusting the distance between the pressing plate and the connecting base.

12. An electric lifting type hanging cabinet as claimed in any one of claims 1 to 6, wherein a controllable thrust gas spring for driving the rack to move upwards is fixed on the inner wall of the side wall of the outer cabinet.