CN112438493B

CN112438493B - Intelligence domestic electric heating table

Info

Publication number: CN112438493B
Application number: CN202011319288.0A
Authority: CN
Inventors: 肖资生
Original assignee: Hunan Ruiqi Electrical Appliance Co ltd
Current assignee: Hunan Ruiqi Electrical Appliance Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2022-09-30
Anticipated expiration: 2040-11-23
Also published as: CN112438493A

Abstract

The invention relates to the technical field of home production, and discloses an intelligent household electric heating table which comprises an electric heating table main body, wherein the electric heating table main body is divided into a table body and a table top according to the structure, a projector main body is placed on the table top, a transmission mechanism is movably arranged in the electric heating table main body, and the transmission mechanism is assembled for movably arranging the following two stations: the first station drives the table top to move in the vertical direction relative to the table body; and the second station drives the projector main body to move along the vertical direction relative to the desktop. According to the intelligent household electric heating table provided by the embodiment of the invention, the table top of the electric heating table main body is lifted or lowered along the direction of the second supporting leg by driving the first lifting mechanism; the projector main body extends out of the tabletop of the electric heating table main body or is positioned in the protective frame along the direction of the protective frame by driving the second lifting mechanism; the driving mechanism is used for driving the first lifting mechanism or the second lifting mechanism to move.

Description

Intelligence domestic electric heating table

Technical Field

The invention relates to the technical field of home production, in particular to an intelligent household electric heating table.

Background

In winter, some heating appliances are usually used to remove cold. An electric heating table is available in the existing market, is a combination of an electric heater and a table, and is a novel heating appliance integrating the table and a heater into a whole. On the basis of the appearance of the traditional table, the table is added with the safe heating function without open fire, is integrated with modern science and technology and aesthetics, and utilizes far infrared radiation and convection heating. Compared with the traditional heating tool, the electric heating table integrates safety, comfort, convenience, energy conservation and environmental protection.

However, the existing electric heating table can only be used for heating, the household function is single, the height of the table legs of the electric heating table cannot be adjusted, and people are easy to feel uncomfortable if sitting in front of the table with uncomfortable height for a long time, and the original purpose of increasing the comfort level of people in cold weather is overcome, so that the electric heating table which cannot be adjusted according to the heights of different people is inconvenient to use.

Meanwhile, people like sitting at the electric heating table more and more at present to watch video entertainment life, but most of electric heating tables can not be placed in the front of a television, so that the television is inconvenient to watch videos, most of people can select to watch videos with a mobile phone at the moment, but the mobile phone is utilized to watch videos, so that the defects that the harm to eyes and cervical vertebrae is large when the mobile phone is watched for a long time and the experience feeling that the mobile phone screen is watched less is not comfortable are overcome.

Disclosure of Invention

In view of the problems of the existing electric heating table, the invention aims to solve the problems that the height of the electric heating table can not be adjusted and can not be adjusted according to the heights of different people, so that the electric heating table is very inconvenient for a user to use; simultaneously, when the user is heating with electric heating table, electric heating table does not possess the function that can watch the video, leads to most people to use the cell-phone to watch the not good technical problem of comfort level.

Technical scheme

In order to solve the technical problem, the embodiment of the invention adopts the following technical scheme: including electric heating table main part, electric heating table main part divide into the table body and desktop according to the structure, the projecting apparatus main part has been placed on the desktop, the inside activity of electric heating table main part is provided with drive mechanism, drive mechanism is assembled and is used for following two kinds of station activities to set up: the first station drives the table top to move in the vertical direction relative to the table body; and the second station drives the projector main body to move along the vertical direction relative to the desktop.

As preferred, drive mechanism includes first elevating system, second elevating system and actuating mechanism, actuating mechanism includes second dwang, connecting block and activity post, the second dwang is located one of inside electric heating table main part is served the symmetry and is set up and install first fixture block and second fixture block, the second dwang is assembled and is set up for two kinds of condition activities:

in the first case, the first clamping block is embedded into the connecting block by applying an acting force on the second rotating rod, and the first lifting mechanism is driven to keep the table top of the electric heating table main body moving along the vertical direction of the electric heating table main body;

and under the second condition, acting force is applied to the second rotating rod to enable the inside of the movable column of the second clamping block to drive the second lifting mechanism to enable the projector main body to keep moving along the vertical direction of the electric heating table main body.

Preferably, the first lifting mechanism comprises a first threaded rod, a worm gear, a worm, a first connecting rod, a first limit frame, a second limit frame and a second connecting rod, the bottom of four corners of the electric heating table body is fixedly provided with second support legs, the bottom of the second support legs is movably provided with the first support legs, the upper ends of the first threaded rods penetrate through the second support legs and extend to the inside of the heating table body, the lower ends of the first threaded rods are in threaded connection with the first support legs, the worm gear is fixedly arranged at one end of the first threaded rod in the heating table body, the worm is movably arranged at four corners in the electric heating table body and meshed with the worm gear, the first limit frames are symmetrically arranged at two sides in the electric heating table body, and the second limit frame is fixedly arranged at the center of the electric heating table body, the first connecting rods are respectively and fixedly connected between the two worms on the two sides and respectively penetrate through the first limiting frames, the second connecting rods penetrate through the centers of the second limiting frames, and the two ends of each second connecting rod are respectively positioned in the two first limiting frames.

Preferably, the first lifting mechanism further includes a first gear, a second gear, a third gear and a fourth gear, the first gear is located inside the first limit frame and is respectively and fixedly installed at two ends of the second connecting rod, the second gear is located inside the first limit frame and is respectively and fixedly installed at the center of the first connecting rod, the first gear is meshed with the second gear, the third gear is located inside the second limit frame and is fixedly installed at the center of the second connecting rod, and the fourth gear is located inside the second limit frame and is kneaded with the third gear.

As preferred, second elevating system includes second threaded rod, thread block, catch bar and fixed plate, the inside fixed mounting of electric heating table main part one side has the bearer bar, the activity of second elevating system sets up the inside of bearer bar, second threaded rod movable mounting be in between the both sides of bearer bar bottom, the thread block symmetry is installed the both ends of second threaded rod, catch bar fixed mounting respectively is in the center department on thread block upper portion, catch bar fixed mounting respectively is in the both ends of catch bar, fixed plate fixed mounting is in on the inner wall of the adjacent bottom one side of bearer bar, the spout has been seted up respectively at the both ends of fixed plate both sides.

As preferred, second elevating system still includes fly leaf, activity hinge seat, fixed hinge seat and hinge bar, promote the piece respectively with spout sliding connection, and one end passes the spout, activity hinge seat respectively with promote piece fixed connection, fly leaf slidable mounting be in between the inner wall all around the protective frame, fixed hinge seat symmetry respectively is installed the center department of fly leaf bottom both sides, the quantity of hinge bar has four, and the top respectively two liang with fixed hinge seat is articulated mutually to the bottom respectively with the homonymy activity hinge seat is articulated mutually.

Preferably, the driving mechanism comprises a third limiting frame, a first rotating rod, a fixing seat group and a hand screwing handle, the third limiting frame is fixedly installed at the center of one side inside the electric heating table body, one end of the first rotating rod is movably installed inside the third limiting frame, the other end of the first rotating rod is located inside the second limiting frame and is fixedly connected with a fourth gear, the connecting block is fixedly installed at one end of the first rotating rod located inside the third limiting frame, the fixing seat group is fixedly installed at one side inside the electric heating table body and is located at one side of the third limiting frame, the movable column is movably installed inside the fixing seat group, the hand screwing handle is movably installed on the outer wall of one side of the electric heating table body, the second rotating rod is fixedly installed inside the movable column, and one end of the hand screwing handle is movably installed inside the third limiting frame, the other end of the electric heating table body penetrates through and extends to the outer wall of one side of the electric heating table body to be fixedly connected with the hand twisting handle.

Preferably, the driving mechanism further comprises a first clamping block, a second clamping block, a fixed single seat, a rotating column, a belt pulley, a rotating belt and an elastic member, the first clamping block is fixedly installed at one end of the second rotating rod positioned in the third limiting frame, the second clamping block is fixedly installed at one end of the second rotating rod positioned between the third limiting frame and the fixed seat group, the elastic member is respectively and fixedly installed in a groove at one side of the connecting block adjacent to the first clamping block and a groove at one side of the movable column adjacent to the second clamping block, the fixed single seat is fixedly installed at one side of the electric heating table main body and positioned at one side of the protection frame, the rotating column is movably installed between one side of the protection frame and the fixed single seat and positioned at one side of the protection frame and fixedly connected with one end of the second threaded rod, the belt pulley is fixedly installed on the outer wall of the rotating column, and the rotating belt is sleeved on the outer walls of the rotating column and the movable column.

Compared with the prior art, the intelligent household electric heating table provided by the embodiment of the invention has the following beneficial effects: the table top and the first supporting legs of the electric heating table main body are lifted or lowered along the direction of the second supporting legs by driving the first lifting mechanism, so that people with different heights can use the electric heating table main body conveniently;

the projector main body extends out of the tabletop of the electric heating table main body or is positioned in the protective frame along the direction of the protective frame by driving the second lifting mechanism, and the projector main body is used for replacing a mobile phone or a television, so that the electric heating table main body can watch videos as long as the electric heating table main body faces a wall body, and the damage to the body is avoided;

the driving mechanism can be used for driving the first lifting mechanism to move or driving the second lifting mechanism to move, and one unit element can separately drive the two mechanisms to be very convenient.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the top view in the present invention;

FIG. 3 is a schematic view of another embodiment of the present invention;

FIG. 4 is an enlarged view of the structure at A in the present invention;

FIG. 5 is an enlarged view of the structure at B in the present invention;

FIG. 6 is a schematic cross-sectional view of the first elevating mechanism according to the present invention;

FIG. 7 is a schematic cross-sectional view of a second lifting mechanism according to the present invention;

FIG. 8 is a schematic cross-sectional view of the driving mechanism of the present invention.

In the figure: 1. an electric heating table main body; 11. a first leg; 12. a second leg; 2. a projector main body; 21. a protective frame; 3. a first lifting mechanism; 31. a first threaded rod; 32. a worm gear; 33. a worm; 34. a first connecting rod; 35. a first limit frame; 351. a first gear; 352. a second gear; 36. a second limit frame; 361. a third gear; 362. a fourth gear; 37. a second connecting rod; 4. a second lifting mechanism; 41. a second threaded rod; 42. a thread block; 43. a push rod; 44. a pushing block; 45. a fixing plate; 46. a movable plate; 47. a chute; 48. a movable hinge base; 49. fixing the hinge seat; 410. a hinged lever; 5. a drive mechanism; 51. a third limit frame; 52. a first rotating lever; 521. connecting blocks; 53. a second rotating rod; 531. a first clamping block; 532. a second fixture block; 54. a fixed seat group; 55. a movable post; 56. fixing the single seat; 561. rotating the column; 562. a belt pulley; 57. rotating the belt; 58. an elastic member; 59. the handle is twisted by hand.

Detailed Description

So that the objects, technical solutions and advantages of the embodiments of the present disclosure will be more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

As shown in fig. 1 to 8, according to the intelligent household electric heating table provided by the invention, the table top and the first supporting legs 11 of the electric heating table main body 1 are lifted or lowered along the direction of the second supporting legs 12 by driving the first lifting mechanism 3, so that people with different heights can use the electric heating table main body 1 conveniently; the projector main body 2 extends out of the tabletop of the electric heating table main body 1 or is positioned in the protective frame 21 along the direction of the protective frame 21 by driving the second lifting mechanism 4, and the projector main body 2 is used for replacing a mobile phone or a television, so that a video can be watched as long as the electric heating table main body 1 faces a wall body, and the damage to the body is avoided; the driving mechanism 5 can be used for driving the first lifting mechanism 3 to move or driving the second lifting mechanism 4 to move, and one unit element can separately drive the two mechanisms, so that the operation is very convenient.

As shown in fig. 1, 2 and 3, the invention further provides a technical solution that includes an electric heating table main body 1, the electric heating table main body 1 is divided into a table body and a table top according to structure, a projector main body 2 is placed on the table top, a transmission mechanism is movably arranged inside the electric heating table main body 1, and the transmission mechanism is assembled for movable arrangement of the following two stations: the first station drives the table top to move in the vertical direction relative to the table body; and a second station drives the projector main body 2 to move along the vertical direction relative to the desktop. Drive mechanism includes first elevating system 3, second elevating system 4 and actuating mechanism 5, and actuating mechanism 5 includes second dwang 53, connecting block 521 and activity post 55, and second dwang 53 is located one of the inside electric heating table main part 1 and serves the symmetry setting and install first fixture block 531 and second fixture block 532, and second dwang 53 is assembled to two kinds of condition activities and sets up: in the first case, the second latch 532 is embedded into the connecting block 521 by applying an acting force on the second rotating rod 53, and the first lifting mechanism 3 is driven to keep the table top of the electric heating table body 1 moving along the vertical direction of the electric heating table body 1; in the second case, the first latch 531 is fitted into the movable column 55 by applying a force to the second rotating lever 53, and the second elevating mechanism 4 is driven to keep the projector body 2 moving in the vertical direction of the electric heating table body 1.

In a further proposed technical solution of the present invention, as shown in fig. 2, 3 and 6, the first lifting mechanism 3 includes a first threaded rod 31, a worm gear 32, a worm 33, a first connecting rod 34, a first limit frame 35, a second limit frame 36 and a second connecting rod 37, the bottom of four corners of the electric heating table body 1 is fixedly installed with second support legs 12, the bottom of the second support legs 12 is movably installed with first support legs 11, the upper end of the first threaded rod 31 extends into the heating table body 1 through the second support legs 12, and the lower end is in threaded connection with the first support legs 11, the worm gear 32 is fixedly installed on one end of the first threaded rod 31 inside the heating table body 1, the worm 33 is movably installed at four corners inside the electric heating table body 1 and is engaged with the worm gear 32, the first limit frames 35 are symmetrically installed on two sides inside the electric heating table body 1, the second limit frame 36 is fixedly installed at the center of the electric table body 1, the first connecting rods 34 are respectively fixedly connected between the two worms 33 on the two sides and respectively pass through the first limiting frames 35, the second connecting rods 37 pass through the centers of the second limiting frames 36, and the two ends of the second connecting rods are respectively located inside the two first limiting frames 35. The first threaded rod 31 is rotated, and the first threaded rod 31 and the first leg 11 are in threaded connection, so that the second leg 12 and the table top can be driven to move in the vertical direction, and the second leg 12 acts as a threaded sleeve.

In a further proposed technical solution of the present invention, as shown in fig. 2, 3 and 6, the first lifting mechanism 3 further includes a first gear 351, a second gear 352, a third gear 361 and a fourth gear 362, the first gear 351 is located inside the first limiting frame 35 and is respectively and fixedly installed at two ends of the second connecting rod 37, the second gear 352 is located inside the first limiting frame 35 and is respectively and fixedly installed at a center of the first connecting rod 34, the first gear 351 is engaged with the second gear 352, the third gear 361 is located inside the second limiting frame 36 and is fixedly installed at a center of the second connecting rod 37, and the fourth gear 362 is located inside the second limiting frame 36 and is kneaded with the third gear 361. The first and

second gears

351 and 352 are restricted by the first limit frame 35 to stabilize the rotation of the first and second connection bars 34 and 37, and the third and

fourth gears

361 and 362 are restricted by the second limit frame 36 to stabilize the rotation of the second and first rotation bars 37 and 52.

Further referring to fig. 4, 5 and 7, it can be seen that, in some embodiments, preferably, the second lifting mechanism 4 includes a second threaded rod 41, a threaded block 42, a pushing rod 43, a pushing block 44 and a fixing plate 45, the protection frame 21 is fixedly installed inside one side of the electric heating table body 1, the second lifting mechanism 4 is movably disposed inside the protection frame 21, the second threaded rod 41 is movably installed between two sides of the bottom of the protection frame 21, the threaded blocks 42 are symmetrically installed at two ends of the second threaded rod 41, the pushing rods 43 are respectively and fixedly installed at the center of the upper portion of the threaded block 42, the pushing blocks 44 are respectively and fixedly installed at two ends of the pushing rod 43, the fixing plate 45 is fixedly installed on the inner wall of one side of the adjacent bottom of the protection frame 21, and two ends of two sides of the fixing plate 45 are respectively provided with a sliding groove 47. The inside heat insulating layer that is provided with of bearer bar 21 prevents when projecting apparatus main part 2 is located inside electric heating table main part 1, and projecting apparatus main part 2 is damaged to the temperature of electric heating table main part 1.

Further referring to fig. 4, 5 and 7, it can be seen that, in some embodiments, preferably, the second lifting mechanism 4 further includes a movable plate 46, a movable hinge seat 48, a fixed hinge seat 49 and hinge rods 410, the pushing blocks 44 are respectively connected with the sliding grooves 47 in a sliding manner, one end of each pushing block passes through the corresponding sliding groove 47, the movable hinge seats 48 are respectively connected with the pushing blocks 44 in a fixed manner, the movable plate 46 is slidably mounted between the inner walls of the periphery of the protection frame 21, the fixed hinge seats 49 are respectively and symmetrically mounted at the centers of two sides of the bottom of the movable plate 46, the number of the hinge rods 410 is four, the top ends of the four hinge rods are respectively hinged with the fixed hinge seats 49 in pairs, and the bottom ends of the four hinge rods are respectively hinged with the movable hinge seats 48 at the same side. The movement of the four movable hinge seats 48 raises the height of the fixed hinge seat 49 driven by the hinge rod 410, so that the movable plate 46 is raised, and the projector main body 2 is installed on the upper portion of the movable plate 46, so that the projector main body 2 is naturally raised when the movable plate 46 is raised.

Furthermore, in the present invention, as shown in fig. 2, 4 and 8, the driving mechanism 5 further includes a third limiting frame 51, a first rotating rod 52, a fixing seat group 54 and a hand-tightening handle 59, the third limiting frame 51 is fixedly installed at the center of one side inside the electric heating table main body 1, one end of the first rotating rod 52 is movably installed inside the third limiting frame 51, the other end of the first rotating rod is positioned inside the second limiting frame 36 and fixedly connected with a fourth gear 362, a connecting block 521 is fixedly installed at one end of the first rotating rod 52 positioned inside the third limiting frame 51, the fixing seat group 54 is fixedly installed at one side inside the electric heating table main body 1 and positioned at one side of the third limiting frame 51, a movable column 55 is movably installed inside the fixing seat group 54, the hand-tightening handle 59 is movably installed on the outer wall of one side of the electric heating table main body 1, the second rotating rod 53 is fixedly installed inside the movable column 55, and one end is movably installed inside the third limiting frame 51, and the other end penetrates through and extends to the outer wall of one side of the electric heating table main body 1 to be fixedly connected with the hand screwing handle 59. The first elevating mechanism 3 is driven when the screwing handle 59 is pushed forward, and the second elevating mechanism 4 is driven when the screwing handle 59 is pulled backward.

Furthermore, in the present invention, as shown in fig. 2, 4 and 8, the driving mechanism 5 further includes a first latch 531, a second latch 532, a fixed single seat 56, a rotating column 561, a pulley 562, a rotating belt 57 and an elastic member 58, the first latch 531 is fixedly installed at one end of the second rotating rod 53 located inside the third limiting frame 51, the second latch 532 is fixedly installed at one end of the second rotating rod 53 located between the third limiting frame 51 and the fixed seat set 54, the elastic members 58 are respectively fixedly installed in the grooves of the connecting block 521 adjacent to the first latch 531 and the grooves of the movable column 55 adjacent to the second latch 532, the fixed single seat 56 is fixedly installed at one side inside the electric heating table main body 1 and located at one side of the protecting frame 21, the rotating column 561 is movably installed between one side of the protecting frame 21 and the fixed single seat 56 and located at one side of the protecting frame 21 and fixedly connected to one end of the second threaded rod 41, the belt pulley 562 is fixedly mounted on the outer wall of the rotating column 561, and the rotating belt 57 is sleeved on the outer walls of the rotating column 561 and the movable column 55. The elastic member 58 is used to fix the engagement between the first latch 531 and the connecting block 521 when the first latch 531 is inserted into the connecting block 521, and to fix the engagement between the second latch 532 and the movable post 55 when the second latch 532 is inserted into the movable post 55.

The working principle and the using process of the invention are as follows: when the table top of the electric heating table main body 1 needs to be lifted, the hand twisting handle 59 is pushed forward to drive the second rotating rod 53 to move, so that the first clamping block 531 also moves forward synchronously until the first clamping block 531 moves to be embedded into the groove of the connecting block 521, then the hand twisting handle 59 is rotated, the second rotating rod 53 rotates, the first rotating rod 52 is driven to rotate by the first clamping block 531 and the connecting block 521, the first rotating rod 52 drives the fourth gear 362 to rotate, the fourth gear 362 drives the third gear 361 engaged with the fourth gear to rotate, the third gear 361 drives the second connecting rod 37 to rotate, the second connecting rod 37 drives the first gears 351 at two ends to rotate, the first gears 351 drive the second gears 352 engaged with the first gears to keep rotating, the second gears 352 drive the first connecting rods 34 to rotate synchronously with the worm rods 33 at two ends of the first connecting rods 34 at two sides, so that the worm rods 33 drive the worm gears 32 engaged with the second gears to keep rotating, the worm gear 32 rotates to drive the first threaded rod 31 fixedly connected with the worm gear to keep rotating, and the first threaded rod 31 is in threaded connection with the second supporting leg 12, so that the table top of the electric heating table body 1 keeps rising along with the rotation of the first threaded rod 31, and the same is true when the table needs to descend.

When the projector main body 2 needs to be used, the hand-screw handle 59 is pulled backwards to drive the second rotating rod 53 to move, so that the second clamping block 532 also moves backwards synchronously until the second clamping block 532 moves into the groove embedded into the movable column 55, then the hand-screw handle 59 is rotated at the moment to drive the movable column 55 to keep rotating, so that the movable column 55 drives the rotating belt 57 to rotate, the rotating belt 57 drives the belt pulley 562 to rotate, the belt pulley 562 drives the rotating column 561 to rotate, so that the second threaded rod 41 fixedly connected with the second threaded rod is driven to keep rotating, so that the threaded blocks 42 with two ends in threaded connection with the second threaded rod are driven to keep moving in the horizontal direction, the threaded blocks 42 drive the pushing rods 43 to move synchronously, the pushing rods 43 drive the pushing blocks 44 with two ends to move, the pushing blocks 44 drive the movable hinge seats 48 to slide along the sliding grooves 47 on the fixed plate 45, so that the angle between the hinge rods 410 changes, and drives the upper fixed hinge seat 49 to rise, drives the movable plate 46 to slide upwards along the vertical direction of the protective frame 21, and is installed on the table top where the projector main body 2 on the upper portion of the movable plate 46 extends out of the electric heating table main body 1, and the same is true when the projector main body needs to descend.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides an intelligence domestic electric heating table, includes electric heating table main part (1), electric heating table main part (1) divide into the table body and desktop according to the structure, place projecting apparatus main part (2), its characterized in that on the desktop: the inside activity of electric heating table main part (1) is provided with drive mechanism, drive mechanism is assembled and is used for following two kinds of station activity settings: the first station drives the table top to move in the vertical direction relative to the table body; a second station drives the projector main body (2) to move along the vertical direction relative to the desktop;

drive mechanism includes first elevating system (3), second elevating system (4) and actuating mechanism (5), actuating mechanism (5) include second dwang (53), connecting block (521) and activity post (55), second dwang (53) are located electric heating table main part (1) inside one serves the symmetry and sets up and install first fixture block (531) and second fixture block (532), second dwang (53) are assembled and are set up for two kinds of condition activities:

firstly, the first clamping block (531) is embedded into the connecting block (521) by applying an acting force on the second rotating rod (53), and the first lifting mechanism (3) is driven to keep the table top of the electric heating table body (1) moving along the vertical direction of the electric heating table body (1);

secondly, the second block (532) is embedded in the movable column (55) by applying an acting force on the second rotating rod (53), and the second lifting mechanism (4) is driven to keep the projector body (2) moving along the vertical direction of the electric heating table body (1);

the electric heating table is characterized in that the first lifting mechanism (3) comprises a first threaded rod (31), a worm gear (32), a worm (33), a first connecting rod (34), a first limiting frame (35), a second limiting frame (36) and a second connecting rod (37), the bottom of four corners of the electric heating table body (1) is fixedly provided with second supporting legs (12), the bottom of each second supporting leg (12) is movably provided with a first supporting leg (11), the upper end of the first threaded rod (31) penetrates through the second supporting leg (12) and extends to the inside of the electric heating table body (1), the lower end of the first supporting leg is in threaded connection with the first supporting leg (11), the worm gear (32) is fixedly arranged at one end of the first threaded rod (31) inside the electric heating table body (1), the worm (33) is movably arranged at four corners of the inside of the electric heating table body (1), the first limiting frames (35) are symmetrically arranged on two sides inside the electric heating table body (1), the second limiting frames (36) are fixedly arranged at the center of the electric heating table body (1), the first connecting rods (34) are respectively and fixedly connected between the two worms (33) on the two sides and respectively penetrate through the first limiting frames (35), the second connecting rods (37) penetrate through the center of the second limiting frames (36), and two ends of each second connecting rod are respectively positioned inside the two first limiting frames (35);

the first lifting mechanism (3) further comprises a first gear (351), a second gear (352), a third gear (361) and a fourth gear (362), the first gear (351) is located inside the first limiting frame (35) and fixedly installed at two ends of the second connecting rod (37) respectively, the second gear (352) is located inside the first limiting frame (35) and fixedly installed at the center of the first connecting rod (34) respectively, the first gear (351) is meshed with the second gear (352), the third gear (361) is located inside the second limiting frame (36) and fixedly installed at the center of the second connecting rod (37), and the fourth gear (362) is located inside the second limiting frame (36) and meshed with the third gear (361);

the second lifting mechanism (4) comprises a second threaded rod (41), a threaded block (42), a pushing rod (43), a pushing block (44) and a fixing plate (45), a protective frame (21) is fixedly arranged inside one side of the electric heating table main body (1), the second lifting mechanism (4) is movably arranged in the protection frame (21), the second threaded rod (41) is movably arranged between the two sides of the bottom of the protective frame (21), the thread blocks (42) are symmetrically arranged at two ends of the second threaded rod (41), the pushing rods (43) are respectively and fixedly arranged at the center of the upper part of the thread block (42), the pushing blocks (44) are respectively and fixedly arranged at the two ends of the pushing rod (43), the fixing plate (45) is fixedly arranged on the inner wall of one side of the adjacent bottom of the protection frame (21), two ends of two sides of the fixed plate (45) are respectively provided with a sliding chute (47);

the second lifting mechanism (4) further comprises a movable plate (46), a movable hinged seat (48), a fixed hinged seat (49) and hinged rods (410), the pushing blocks (44) are respectively connected with the sliding grooves (47) in a sliding mode, one end of each pushing block penetrates through the corresponding sliding groove (47), the movable hinged seats (48) are respectively fixedly connected with the pushing blocks (44), the movable plate (46) is installed between the inner walls of the periphery of the protection frame (21) in a sliding mode, the fixed hinged seats (49) are respectively and symmetrically installed in the centers of two sides of the bottom of the movable plate (46), the number of the hinged rods (410) is four, the top ends of the hinged rods are respectively hinged with the fixed hinged seats (49) in pairs, and the bottom ends of the hinged rods are respectively hinged with the movable hinged seats (48) on the same side;

the driving mechanism (5) further comprises a third limiting frame (51), a first rotating rod (52), a fixed seat group (54) and a hand screwing handle (59), the third limiting frame (51) is fixedly installed at the center of one side inside the electric heating table main body (1), one end of the first rotating rod (52) is movably installed inside the third limiting frame (51), the other end of the first rotating rod is located inside the second limiting frame (36) and fixedly connected with a fourth gear (362), a connecting block (521) is fixedly installed at one end, located inside the third limiting frame (51), of the first rotating rod (52), the fixed seat group (54) is fixedly installed at one side inside the electric table main body (1) and located at one side of the third limiting frame (51), a movable column (55) is movably installed inside the fixed seat group (54), the hand twisting handle (59) is movably mounted on the outer wall of one side of the electric heating table main body (1), the second rotating rod (53) is fixedly mounted inside the movable column (55), one end of the second rotating rod is movably mounted inside the third limiting frame (51), and the other end of the second rotating rod penetrates through and extends to the outer wall of one side of the electric heating table main body (1) to be fixedly connected with the hand twisting handle (59);

the driving mechanism (5) further comprises a first clamping block (531), a second clamping block (532), a fixed single seat (56), a rotating column (561), a belt pulley (562), a rotating belt (57) and an elastic piece (58), the first clamping block (531) is fixedly installed on one end of the second rotating rod (53) positioned inside the third limiting frame (51), the second clamping block (532) is fixedly installed on one end of the second rotating rod (53) positioned between the third limiting frame (51) and the fixed seat group (54), the elastic piece (58) is respectively and fixedly installed in a groove at one side of the connecting block (521) adjacent to the first clamping block (531) and a groove at one side of the movable column (55) adjacent to the second clamping block (532), the fixed single seat (56) is fixedly installed at one side of the inside the electric heating table main body (1), and is located one side of bearer bar (21), rotate post (561) movable mounting in one side of bearer bar (21) with between fixed single seat (56), and be located one side of bearer bar (21) and the one end fixed connection of second threaded rod (41), belt pulley (562) fixed mounting rotate on the outer wall of post (561), it cup joints to rotate belt (57) rotate post (561) with on the outer wall of activity post (55).