The cabinet for TV elevator
Technical field
The utility model relates to a kind of automation furniture, the cabinet for TV of especially laying the big screen panel TV machine.
Background technology
At present, the mode of laying of known vision receiver has two kinds: a kind of is to be placed on the cabinet for TV; Another kind is a mounting bracket on metope, and is rack-mount vision receiver again.Lay in the mode at these two kinds, vision receiver all is fixed, and vision receiver lifting if desired, or the position of change vision receiver must be moved vision receiver, put again or are installed on the new position, operate very inconvenient.Along with improving constantly of living standards of the people, the liquid crystal of giant-screen or plasma flat-screen televisions machine, beginning enters ordinary family in a large number.These small product size are big, weight big, it is big to take up room, lifting and mobile difficulty more.In recent years, can make the product of vision receiver lifting on metope though some have occurred, for example: by " TV elevator " (number of patent application: 200520007728.3) of applicant invention, because will be at the metope upper mounting rail, destroyed wall body structure, and profile is also attractive in appearance inadequately, thereby restricted further developing of this project.
Summary of the invention
For liquid crystal or the plasma flat-screen televisions machine that solves giant-screen, both can automatic lifting, can arbitrarily change riding position again, can also not destroy wall body structure, and the problem of an elevator carrier attractive in appearance is arranged, the utility model provides a kind of " cabinet for TV elevator ".
The cabinet for TV elevator is a kind of for the supporting domestic electric appliance of big screen panel TV machine, and its main application is, realizes the automatic lifting of big screen panel TV machine and adjusts the riding position of vision receiver as required arbitrarily; This product is hidden elevator and is installed in cabinet for TV inside, forms an independently system, generally speaking, the big screen panel TV machine is hidden in the cabinet for TV, when needing,, open cabinet face revolving door automatically by means of being installed in cabinet for TV in-to-in elevator, vision receiver is risen, power connection, time spent not, vision receiver automatic lowering, power supply disconnects, cabinet face revolving door SELF CL.Cabinet for TV can be made a beautiful furniture that is rich in decorative effect, and universal caster wheel is installed in the bottom, can be as required, and integral body moves to any suitable position; Control system is provided with manually and two kinds of functions of remote control, can satisfy the needs of people's different levels.
The utility model can have the multiple technologies scheme, and present embodiment solves the technical scheme that its technical matters adopts and is:
Elevator has symmetrical guide upright post, the top of guide upright post welding short beam, bottom weldering lengthening bar, about two groups of short beams get in touch beam with top and be connected, about two group leader's beams get in touch beam with the bottom and be connected, form a stable frame-type lifting body.Lifting motor is installed in a side of short beam, and the rotary torque of motor output is delivered on the lifting main shaft, and the nylon flat belt has been installed on the both sides of lifting main shaft, and an end of nylon flat belt is fixed on the lifting main shaft, and the other end is fixed on the lifting table; When lifting motor just changeed, the nylon flat belt was wrapped on the lifting main shaft, drove lifting table and rose; One side of short beam is equipped with the upward stroke switch, when lifting table rises to the upper limit position, the lifting travel that is installed in lifting table one side touches sheet, touch the upward stroke switch, lifting motor is shut down, lifting table just rests on the extreme higher position; When lifting motor reversed, the nylon flat belt that is wrapped on the lifting main shaft loosened, and lifting table relies on deadweight to descend thereupon; One side of long beam is equipped with the descending stroke switch, when lifting table drops to lower limit position, the lifting travel that is installed in lifting table one side touches sheet, touch the descending stroke switch, lifting motor is shut down, lifting table just rests on the extreme lower position.
The two ends of lifting table install and fix the symmetrical guide roller of many groups respectively, can slide up and down along guide upright post, thereby guarantee lifting table, under the driving of lifting motor, steadily rise or descend.One side of lifting table has been installed lifting travel and has been touched sheet, is used for touching and rises or the descending stroke switch, realizes the automatic guidance of lifting end position.
Positioning framework is by last sheer pole, and the framed structure that vertical rod is formed by connecting is regulated in left and right sides vertical rod, and base plate is welded on the bottom of left and right sides vertical rod, and is installed on the lifting table with screw; The flat-plate television set screw is installed in to be regulated in the vertical rod; Because a plurality of mounting holes have all been processed in last sheer pole, left and right sides vertical rod and adjusting vertical rod, can relatively move, and regulate installation dimension, adapt to the requirement of the different installation dimensions of panel TV set of different model.Because positioning framework is installed on the lifting table by its base plate, and panel TV set is installed on the positioning framework, so when lifting table rose or descend, panel TV set was also along with rising or descending.
The switch door motor is installed on the locating plate, on the output shaft of switch door motor driving gear has been installed, with the driven gear engagement, crank has been installed, on the driven gear when the switch door motor is just changeing, crank is from the long and two-short dash line position, be rotated clockwise to solid line position, the connecting rod of crank end spurs big arm downwards, and be installed in cabinet face revolving door on the big arm, with the O point is the center, and conter clockwise rotates to the B point along the long and two-short dash line track from the A point, thereby realized opening the door action, crank rotates to when opening the door end position, touches the travel switch that opens the door, and the motor that opens the door is out of service, at this moment, opened the door and put in place; In like manner, when the switch door motor reversed, crank was from solid line position, left-hand revolution is to the long and two-short dash line position, and the connecting rod of crank end upwards promotes big arm, and is installed in the cabinet face revolving door on the big arm, with the O point is the center, and cw rotates to the A point along the long and two-short dash line track from the B point, thereby realized closing the door action, crank rotates to when closing the door end position, touches the travel switch of closing the door, and the switch door motor is out of service, at this moment, door-closing in-place.
The beneficial effects of the utility model are, the big screen panel TV machine that volume is big, weight is big, take up room big, both can automatic lifting, again can be as required, arbitrarily change riding position, can also not destroy wall body structure, and elevator carrier a---cabinet for TV attractive in appearance is arranged, make the user obtain best view reception effect; Control system has manually and two kinds of functions of remote control, satisfies the needs of people's different levels.
Description of drawings
Fig. 1, general assembly front view, Fig. 2, general assembly lateral plan, Fig. 3, lifting mechanism front view,
Fig. 4, lifting table birds-eye view, Fig. 5, positioning framework front view, Fig. 6, panel TV set rise,
Fig. 7, door opening and closing mechanism lateral plan, Fig. 8, electrical schematic diagram,
1, elevator, 2, cabinet for TV, 3, guide upright post,
4, short beam, 5, Chang Liang, 6, top contact beam,
7, bottom contact beam, 8, ground screw, 9, fixing screw,
10, universal caster wheel, 11, lifting motor, 12, conical gear initiatively,
13, driven bevel gear, 14, the lifting main shaft, 15, the nylon flat belt,
16, lifting table, 17, fixed frame, 18, base plate,
19, panel TV set, 20, guide roller, 21, go up sheer pole,
22, left and right sides vertical rod, 23, regulate vertical rod, 24, the switch door motor
25, locating plate, 26, driving gear, 27, driven gear,
28, crank, 29, connecting rod, 30, big arm,
31, cabinet face revolving door, 32, the travel switch that opens the door, 33, the travel switch of closing the door,
34, upward stroke switch 35, descending stroke switch, 36, lifting travel touches sheet,
37, Digiplex,
L/N/PE, civilian ac high voltage source, L, live wire, N, zero line,
PE, grounding jumper, SX1, multifunction switch, MS1, switch door motor,
MS2, lifting motor, C1, electric drilling match electric capacity, C2, electric drilling match electric capacity,
FU1, switch door motor protective tube, FU2, lifting motor protective tube, R, current-limiting resistance,
A/B, high-voltage contact, C/D, low-voltage contact, HL, power light,
SB1, rising button, SB2, decline button, SB3, stop button,
Y1, remote control are risen, and Y2, remote control descend, and Y3, remote control stop,
ST1, the travel switch that opens the door, ST2, upward stroke switch S T3, descending stroke switch,
ST4, the travel switch of closing the door,
K11, K21, K22, K12, low-voltage relay,
K10, K110, K210, K220, K120, high-voltage relay,
The specific embodiment
The preferred specific embodiment of the utility model is described below in conjunction with the accompanying drawings:
Fig. 1 is the general assembly front view, and Fig. 2 is the general assembly lateral plan, and Fig. 1 and Fig. 2 are elevator (1), are installed in the virgin state in the cabinet for TV (2).Elevator has symmetrical guide upright post (3), the top welding short beam (4) of guide upright post, bottom weldering lengthening bar (5), about two groups of short beams get in touch beam (6) with top and be connected, about two group leader's beams get in touch beam (7) with the bottom and be connected, form a stable frame-type lifting body, adopt many pieces of ground screws (8) and fixing screw (9), with frame-type lifting body, firmly be fixed on the cabinet for TV; Universal caster wheel (10) is installed in the cabinet for TV bottom, can promote the cabinet for TV elevator, and integral body moves to any suitable position.
Fig. 3 is the lifting mechanism front view, lifting motor (11), be installed in a side of short beam (4), the rotary torque of motor output is by active conical gear (12), engagement driven bevel gear (13), be delivered on the lifting main shaft (14), nylon flat belt (15), the upper end of nylon flat belt have been installed in the both sides of lifting main shaft, be fixed on the lifting main shaft, the lower end is fixed on the lifting table (16); When lifting motor (11) when just changeing, nylon flat belt (15) is wrapped on the lifting main shaft (14), drives lifting table (16) and rises; One side of short beam (4), upward stroke switch (34) is installed, when lifting table (16) rises to the upper limit position, the lifting travel that is installed in lifting table one side touches sheet (36), touch upward stroke switch (34), lifting motor (11) is shut down, and lifting table just rests on the extreme higher position; When lifting motor (11) reversed, the nylon flat belt (15) that is wrapped on the lifting main shaft (14) loosened, and lifting table (16) relies on deadweight to descend thereupon; One side of long beam (5), descending stroke switch (35) is installed, when lifting table (16) when dropping to lower limit position, the lifting travel that is installed in lifting table one side touches sheet (36), touch descending stroke switch (35), lifting motor (11) is shut down, and lifting table just rests on the extreme lower position.
Fig. 4 is the lifting table birds-eye view, and the two ends of lifting table (16) install and fix the symmetrical guide roller (20) of many groups respectively, can slide up and down along guide upright post (3), thereby guarantee lifting table (16), under the driving of lifting motor, steadily rise or descend.One side of lifting table (16) has been installed lifting travel and has been touched sheet (36), is used for touching and rises or the descending stroke switch, realizes the automatic guidance of lifting end position.
Fig. 5 is the positioning framework front view, positioning framework (17) is by last sheer pole (21), and the framed structure that vertical rod (23) is formed by connecting is regulated in left and right sides vertical rod (22), base plate (18) is welded on the bottom of left and right sides vertical rod (22), and is installed on the lifting table (16) with screw; Panel TV set (19) is installed in the adjusting vertical rod (23) with screw; Because a plurality of mounting holes have all been processed in last sheer pole (21), left and right sides vertical rod (22) and adjusting vertical rod (23), can relatively move, and regulate installation dimension, adapt to the requirement of the different installation dimensions of panel TV set of different model; Because positioning framework (17) by its base plate (18), be installed on the lifting table (16), and panel TV set (19) is installed on the positioning framework (17), so when lifting table rose or descend, panel TV set was also along with rising or descending.
Fig. 6 is the state that panel TV set (19) rises to the extreme higher position.
Fig. 7 is the door opening and closing mechanism lateral plan, switch door motor (24), be installed on the locating plate (25), driving gear (26) has been installed on the output shaft of switch door motor, with driven gear (27) engagement, crank (28) has been installed, on the driven gear when the switch door motor is just changeing, crank is from the long and two-short dash line position, be rotated clockwise to solid line position, the connecting rod (29) of crank (28) end spurs big arm (30) downwards, and be installed in cabinet face revolving door (31) on the big arm, with the O point is the center, and conter clockwise rotates to the B point along the long and two-short dash line track from the A point, thereby realized opening the door action, crank rotates to when opening the door end position, touches the travel switch (32) that opens the door, and the motor that opens the door is out of service, at this moment, opened the door and put in place; In like manner, when the switch door motor reverses, crank (28) is from solid line position, left-hand revolution is to the long and two-short dash line position, the connecting rod (29) of crank (28) end, upwards promoting big arm (30), and be installed in the cabinet face revolving door (31) on the big arm, is the center with the O point, cw is along the long and two-short dash line track, rotate to the A point from the B point, thereby realized closing the door action, crank rotates to when closing the door end position, the shake-up travel switch (33) of closing the door, the switch door motor is out of service, at this moment, and door-closing in-place.
Fig. 8 is an electrical schematic diagram, the live wire (L) of the civilian ac high voltage source (L/N/PE) that China is 220 volts 50 hertz, zero line (N) and grounding jumper (PE), introduce the cabinet for TV elevator by the multifunction switch (SX1) that has button, indicator lamp and fuse box, (A/B) locates at high-voltage contact, live wire (L) and zero line (N) are divided into two-way: wherein, one the tunnel directly guides switch door motor (MS1) and lifting motor (MS2) into, and another pass is to control system; Grounding jumper (PE) directly is connected on the metal body of cabinet for TV elevator, for system provides earth leakage protective.
In control system, behind the civilian ac high voltage source process vertoro (KB), (C/D) locates to export low pressure, DC control supply at low-voltage contact; Energized, behind current-limiting resistance (R), power light (HL) is lighted.
Virgin state: panel TV set is hidden in the cabinet for TV, and cabinet face revolving door is closed.
Riser circuit: pressing rising button (SB1), the low pressure control coil of low-voltage relay (K11) and high-voltage relay (K110) simultaneously electric, wherein, open contact closure (K11) for loop own provides self-insurance, is prepared for next loop start simultaneously; (K110) open contact closure, switch door motor (MS1) must electricly just change, the cabinet face revolving door of cabinet for TV elevator is opened, when crank is rotated clockwise to when opening the door end position, shake-up travel switch (ST1) the open contact closure of opening the door, the low pressure control coil of low-voltage relay (K21) and high-voltage relay (K210) simultaneously, wherein, (K21) open contact provides self-insurance for self loop, the normally closed contact of (K21) disconnects a last loop simultaneously, relay (K11) and (K110) while dead electricity, and (MS1) is out of service for the switch door motor, at this moment, opened the door and put in place; Simultaneously, (K210) open contact closure, lifting motor (MS2) must electricly just change, and panel TV set (19) begins to rise with lifting table, when rising to the upper limit position, the lifting travel that is installed on the lifting table touches sheet, the normally closed contact that touches upward stroke switch (ST2) disconnects, the whole dead electricity of riser circuit, and (MS2) is out of service for lifting motor, at this moment, panel TV set (19) rests on the extreme higher position; Meanwhile, open contact closure (ST2), the low pressure control coil of high-voltage relay (K10) gets electric, open contact (K10) closure, the power connection of panel TV set (19); The supporting electric capacity of switch door motor (MS1) (C1), the supporting electric capacity of lifting motor (MS2) (C2) is used for adjusting the phase angle of source of AC, is that two motors counter-rotatings are prepared; Switch door motor protective tube (FU1) and lifting motor protective tube (FU2) are respectively switch door motor (MS1) and lifting motor (MS2) provides overload protection.
The decline loop: pressing decline button (SB2), the low pressure control coil of low-voltage relay (K22) and high-voltage relay (K220) simultaneously electric, wherein, open contact closure (K22) for loop own provides self-insurance, is prepared for next loop start simultaneously; (K220) open contact closure, lifting motor (MS2) gets electric counter-rotating, and panel TV set (19) begins to descend with lifting table, originally be touched the open contact of closed upward stroke switch (ST2), recover off-state, high-voltage relay (K10) dead electricity, the power supply of panel TV set disconnects; When lifting table drops to lower limit position, the lifting travel that is installed on the lifting table touches sheet, touch the open contact closure of descending stroke switch (ST3), the low pressure control coil of low-voltage relay (K12) and high-voltage relay (K120) simultaneously, wherein, (K12) open contact closure, for self loop provides self-insurance, disconnect a last loop simultaneously, relay (K22) and (K220) dead electricity simultaneously, (MS2) is out of service for lifting motor, and at this moment, panel TV set has dropped to extreme lower position; Meanwhile, (K120) open contact closure, switch door motor (MS1) gets electric counter-rotating, the cabinet face revolving door of cabinet for TV elevator is closed, when the crank left-hand revolution when closing the door end position, the normally closed contact that touches the travel switch (ST4) of closing the door disconnects, the whole dead electricity in decline loop, at this moment, door-closing in-place is got back to virgin state.
In rising or decline operational process, as long as pressing stop button (SB3), system just rests on the mode of operation of this moment; Resume operation if desired, the operating sequence that only needs to recover to rise or descend gets final product; Because the mutual locking of control contact in riser circuit and decline loop can avoid taking place maloperation.
The control system of cabinet for TV elevator both can adopt conventional relay control mode, also can adopt computer programming control according to this groundwork; Electric command device both can adopt button, also can adopt Digiplex (37), and perhaps button and remote controller have concurrently; The introducing of Digiplex (37), the open contact of (Y1) and remote control decline (Y2) only need rise remote control, in parallel with rising button (SB1) and decline button (SB2) respectively, remote control is stopped the normally closed contact of (Y3), (SB3) connects with stop button, just can realize the operation of button or remote controller, reach identical effect.