Supporting device for high-pressure mica heater

Abstract

The invention discloses a supporting device for a high-pressure mica heater, and relates to the technical field of high-pressure heaters, the supporting device comprises a high-pressure mica heater, a supporting base, a connecting shaft, a synchronous telescopic driving mechanism, a guide hole I, a telescopic arm, a lifting mechanism, a stand column and a clamping groove pad; the lifting device has the characteristics of being reasonable and simple in structure, low in production cost and convenient to install, lifting of the lifting and pressing mechanism can be achieved by means of the second motor and a matched transmission structure, the telescopic arm can drive the stand column to move through the first motor and a corresponding transmission assembly, detection and maintenance of the high-pressure mica heater are facilitated, and the detection and maintenance efficiency is greatly improved; after detection and maintenance are completed, retraction of the stand column and descending of the lifting and pressing mechanism can be completed in order by means of the first motor and the second motor, the high-pressure mica heater is pressed on the clamping groove pad through the pressing block, and the convenience of installation and fixation is remarkably improved.

Description

Technical Field

[0001] The present invention relates to the technical field of high-voltage heaters, and in particular to a supporting device for a high-voltage mica heater. Background Art

[0002] In industrial production, high-voltage mica heaters, thanks to their excellent insulation and high-temperature resistance, are widely used in high-temperature environments and those with stringent insulation requirements. However, due to the complexity and specificity of their operating environments, high-voltage mica heaters require regular inspection and maintenance to ensure stable operation and safeguard production safety and continuity. Traditional high-voltage mica heater support devices are generally complex and cumbersome to operate. For one thing, some support devices make it difficult to easily separate the heater from the support structure and adjust its position during inspection and maintenance, making it difficult for workers to conduct a comprehensive inspection of the heater, seriously affecting inspection and maintenance efficiency. Furthermore, traditional devices often require a significant amount of manpower and time to install and secure the heater, reducing work efficiency and increasing production costs. In view of the various shortcomings of traditional support devices, it is urgent to develop a high-voltage mica heater support device with a reasonable and simple structure, low production cost, easy installation, and easy detection and maintenance. Summary of the Invention

[0003] The purpose of the present invention is to provide a support device for a high-voltage mica heater in order to solve the above problems, which solves the problems of complex structure, inconvenient inspection and maintenance, and low installation and fixing efficiency of traditional high-voltage mica heater support devices.

[0004] In order to solve the above problems, the present invention provides a technical solution: a support device for a high-voltage mica heater, comprising a high-voltage mica heater, and further comprising a support base, a connecting shaft, a synchronous telescopic drive mechanism, a guide hole 1, a telescopic arm, a lifting and hoisting mechanism, a column and a slot pad; the guide holes 1 are four, and the four guide holes 1 are respectively opened at the four corners of the support base; the connecting shaft is fixedly connected to the central interior of the support base; the synchronous telescopic drive mechanism is arranged inside the lower side of the support base, and the central part of the synchronous telescopic drive mechanism is movably connected to the lower exterior of the connecting shaft; the telescopic arms are four, and the four telescopic arms are movably connected to the corresponding guide holes 1, the lower sides of the four telescopic arms are connected to the outer side of the synchronous telescopic drive mechanism, and the outer ends of the four telescopic arms are fixedly connected to the column; the lifting and hoisting mechanism is arranged inside the upper side of the support base and on the upper side of the column, and the central part of the lifting and hoisting mechanism is movably connected to the upper exterior of the connecting shaft; the bottom of the slot pad is fixedly connected to the top of the support base, the upper side of the slot pad is connected to the lower exterior of the high-voltage mica heater, and the upper side of the high-voltage mica heater is connected to the upper side of the lifting and hoisting mechanism.

[0005] Preferably, the specific structure of the synchronous telescopic drive mechanism includes a connecting gear 1, a driving gear 1, a motor 1, a transmission gear 1, a screw 1 and a transmission shaft 1; the central inner part of the connecting gear 1 is movably connected to the outer side of the lower side of the connecting shaft; there are four screw 1s, and the four screw 1s are movably connected to the lower side of the corresponding guide holes, and the inner ends of the four screw 1s are fixedly connected to the transmission gear 1, and the transmission gear 1 is connected to the connecting gear 1, and the four screw 1s are respectively connected to the threaded holes provided on the lower side of the corresponding telescopic arms; the driving gear 1 is connected to the connecting gear 1, and the center of the driving gear 1 is fixedly connected to the outer side of one side of the transmission shaft 1, and the center of the other side of the transmission shaft 1 is fixedly connected to the output shaft of the motor 1; the motor 1 is fixedly connected to the outside of the support base.

[0006] Preferably, the motor 1 is a servo motor or a stepper motor.

[0007] Preferably, the specific structure of the lifting and hoisting mechanism includes a synchronous drive mechanism, a transmission gear 1, a guide hole 2, a screw 2, a lifting and clamping mechanism and a lifting column; the center of the synchronous drive mechanism is movably connected to the outside of the upper side of the connecting shaft, and the four sides of the synchronous drive mechanism are movably connected to the inside of the upper side of the corresponding telescopic arm; there are four guide holes 2, and the four guide holes 2 are respectively arranged inside the upper side of the corresponding columns, and the centers of the four guide holes 2 are movably connected with screw 2, and the lower ends of the screw 2 are fixedly connected with transmission gear 1, and the transmission gear 1 is connected to the outer side of the synchronous drive mechanism; there are four lifting columns, and the outsides of the four lifting columns are respectively movably connected to the corresponding guide holes 2, and the threaded holes arranged in the centers of the four lifting columns are respectively connected to the corresponding screw 2; the four corners of the lifting and clamping mechanism are respectively fixedly connected to the upper side of the corresponding lifting columns.

[0008] Preferably, the second guide hole is a rectangular guide hole.

[0009] Preferably, the specific structure of the synchronous drive mechanism includes connecting gear 2, driving gear 2, transmission shaft 2, motor 2, transmission gear 2, spline shaft, spline hole sleeve and transmission gear 3; the central interior of the connecting gear 2 is movably connected to the outer side of the upper side of the connecting shaft; there are four spline shafts, and the four spline shafts are movably connected to the upper side of the corresponding guide hole 1, and the inner ends of the four spline shafts are fixedly connected to the transmission gear 2, and the transmission gear 2 is connected to the connecting gear 2; the driving gear 2 is connected to the connecting gear 2, the center of the driving gear 2 is fixedly connected to the outer side of one side of the transmission shaft 2, and the center of the other side of the transmission shaft 2 is connected to the output shaft of the motor 2; the motor 2 is fixedly connected to the outside of the support base; there are four spline hole sleeves, and the four spline hole sleeves are movably connected to the inner side of the corresponding upper side of the telescopic arm, and the outer ends of the four spline hole sleeves are fixedly connected to the transmission gear 3, and the transmission gear 3 is respectively connected to the corresponding transmission gear 1, and the spline holes arranged in the centers of the four spline hole sleeves are respectively connected to the corresponding spline shafts.

[0010] Preferably, the second motor is a servo motor or a stepper motor.

[0011] Preferably, the specific structure of the lifting and clamping mechanism includes a connecting arm, a guide hole arm, a guide hole three, a slider, a connecting seat, a pressure block, a connecting block one, a lifting rope and a connecting block two; there are four connecting arms, and the outer sides of the four connecting arms are respectively fixedly connected to the upper sides of the corresponding lifting columns; there are four guide hole arms, and the four guide hole arms are each provided with a guide hole three inside, and the guide hole three is movably connected to a slider, and the sliders are respectively fixedly connected to the corresponding inner end portions of the connecting arms, the inner ends of the four guide hole arms are all fixedly connected to the outside around the connecting seat, the bottoms of the four guide hole arms are fixedly connected to the pressure block and the connecting block one, and the lower side of the connecting block is fixedly connected to the lifting rope; the lower end of the lifting rope is fixedly connected to the connecting block two, and the connecting block two is fixedly connected to the upper side of the high-voltage mica heater.

[0012] The beneficial effects of the present invention are as follows: (1) The present invention has the characteristics of reasonable and simple structure, low production cost and easy installation. With the help of motor 2 and the supporting transmission structure, the lifting and clamping mechanism can be raised and lowered. Through motor 1 and the corresponding transmission components, the telescopic arm can drive the column to move, which is convenient for the inspection and maintenance of the high-voltage mica heater and greatly improves the inspection and maintenance efficiency.

[0013] (2) After the inspection and maintenance of the present invention is completed, the column can be retracted and the lifting and pressing mechanism can be lowered in an orderly manner with the help of motor 1 and motor 2, and the high-voltage mica heater can be pressed onto the slot pad through the pressing block, which significantly improves the convenience of installation and fixation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the present invention.

[0015] Figure 2 It is a cross-sectional view of the present invention.

[0016] Figure 3 It is a structural diagram of the synchronous telescopic drive mechanism.

[0017] Figure 4 It is a structural diagram of the lifting and hoisting mechanism.

[0018] Figure 5 It is a structural diagram of the synchronous drive mechanism.

[0019] Figure 6 It is a structural diagram of the lifting and clamping mechanism.

[0020] 1-High-voltage mica heater; 2-Support base; 3-Connecting shaft; 4-Synchronous telescopic drive mechanism; 5-Guide hole 1; 6-Telescopic arm; 7-Lifting and lifting mechanism; 8-Column; 9-Card slot pad; 41-Connecting gear 1; 42-Drive gear 1; 43-Motor 1; 44-Transmission gear 1; 45-Screw 1; 46-Transmission shaft 1; 71-Synchronous drive mechanism; 72-Transmission gear 1; 73-Guide hole 2; 74-Screw 2; 75-Lifting and pressing Mechanism; 76-lifting column; 711-connecting gear 2; 712-driving gear 2; 713-transmission shaft 2; 714-motor 2; 715-transmission gear 2; 716-spline shaft; 717-spline hole sleeve; 718-transmission gear 3; 751-connecting arm; 752-guide hole arm; 753-guide hole 3; 754-slider; 755-connecting seat; 756-pressing block; 757-connecting block 1; 758-sling; 759-connecting block 2. DETAILED DESCRIPTION

[0021] like Figure 1 and Figure 2As shown, this specific embodiment adopts the following technical solutions: a support device for a high-voltage mica heater, comprising a high-voltage mica heater 1, and also comprising a support base 2, a connecting shaft 3, a synchronous telescopic drive mechanism 4, a guide hole 5, a telescopic arm 6, a lifting and hoisting mechanism 7, a column 8 and a slot pad 9; the guide holes 5 are four, and the four guide holes 5 are respectively opened at the four corners of the support base 2; the connecting shaft 3 is fixedly connected to the central interior of the support base 2; the synchronous telescopic drive mechanism 4 is arranged inside the lower side of the support base 2, and the central part of the synchronous telescopic drive mechanism 4 is movably connected to the outer side of the lower side of the connecting shaft 3; There are four telescopic arms 6, and the four telescopic arms 6 are movably connected to the corresponding guide holes 5 respectively. The lower sides of the four telescopic arms 6 are connected to the outer side of the synchronous telescopic drive mechanism 4, and the outer ends of the four telescopic arms 6 are fixedly connected to the columns 8; the lifting and hoisting mechanism 7 is arranged inside the upper side of the support base 2 and on the upper side of the column 8, and the center of the lifting and hoisting mechanism 7 is movably connected to the outer side of the upper side of the connecting shaft 3; the bottom of the slot pad 9 is fixedly connected to the top of the support base 2, and the upper side of the slot pad 9 is connected to the outer side of the lower side of the high-voltage mica heater 1, and the upper side of the high-voltage mica heater 1 is connected to the upper side of the lifting and hoisting mechanism 7.

[0022] like Figure 3 As shown, the specific structure of the synchronous telescopic drive mechanism 4 includes a connecting gear 41, a driving gear 42, a motor 43, a transmission gear 44, a screw 45 and a transmission shaft 46; the central interior of the connecting gear 41 is movably connected to the outer side of the lower side of the connecting shaft 3; there are four screws 45, and the four screws 45 are movably connected to the lower side of the corresponding guide hole 5, and the inner ends of the four screws 45 are fixedly connected to the transmission gear 44, and the transmission gear 44 is connected to the connecting gear 41, and the four screws 45 are respectively connected to the threaded holes provided on the lower side of the corresponding telescopic arms 6; the driving gear 42 is connected to the connecting gear 41, and the center of the driving gear 42 is fixedly connected to the outer side of one side of the transmission shaft 46, and the center of the other side of the transmission shaft 46 is fixedly connected to the output shaft of the motor 43; the motor 43 is fixedly connected to the outside of the support base 2.

[0023] Wherein, the motor 1 43 is a servo motor or a stepping motor.

[0024] like Figure 4As shown, the specific structure of the lifting and hoisting mechanism 7 includes a synchronous drive mechanism 71, a transmission gear 1 72, a guide hole 2 73, a screw 2 74, a lifting and clamping mechanism 75 and a lifting column 76; the center of the synchronous drive mechanism 71 is movably connected to the outer side of the upper side of the connecting shaft 3, and the periphery of the synchronous drive mechanism 71 is movably connected to the inner side of the upper side of the corresponding telescopic arm 6; there are four guide holes 2 73, and the four guide holes 2 73 are respectively provided on the inner side of the corresponding column 8, and the centers of the four guide holes 2 73 are movably connected to the screw 2 74, and the lower ends of the screw 2 74 are fixedly connected to the transmission gear 1 72, and the transmission gear 1 72 is connected to the outer side of the synchronous drive mechanism 71; there are four lifting columns 76, and the outer sides of the four lifting columns 76 are respectively movably connected to the inner side of the corresponding guide holes 2 73, and the threaded holes provided in the centers of the four lifting columns 76 are respectively connected to the corresponding screw 2 74; the four corners of the lifting and clamping mechanism 75 are fixedly connected to the upper side of the corresponding lifting columns 76.

[0025] The second guide hole 73 is a rectangular guide hole.

[0026] like Figure 5 As shown, the specific structure of the synchronous drive mechanism 71 includes a connecting gear 2 711, a driving gear 2 712, a transmission shaft 2 713, a motor 2 714, a transmission gear 2 715, a spline shaft 716, a spline hole sleeve 717 and a transmission gear 3 718; the central interior of the connecting gear 2 711 is movably connected to the outer side of the upper side of the connecting shaft 3; there are four spline shafts 716, and the four spline shafts 716 are movably connected to the upper side of the corresponding guide hole 1 5, and the inner ends of the four spline shafts 716 are fixedly connected to the transmission gear 2 715, and the transmission gear 2 715 is connected to the connecting gear 2 711; the driving gear 2 712 is connected to the connecting gear 3 Gear 2 711 is connected, the center of the driving gear 2 712 is fixedly connected to the outside of one side of the transmission shaft 2 713, and the center of the other side of the transmission shaft 2 713 is connected to the output shaft of the motor 2 714; the motor 2 714 is fixedly connected to the outside of the support base 2; there are four spline hole sleeves 717, and the four spline hole sleeves 717 are respectively movably connected to the inner part of the upper side of the corresponding telescopic arm 6, and the outer ends of the four spline hole sleeves 717 are fixedly connected to the transmission gear three 718, and the transmission gear three 718 is respectively connected to the corresponding transmission gear one 72, and the spline holes arranged in the center of the four spline hole sleeves 717 are respectively connected to the corresponding spline shafts 716.

[0027] The second motor 714 is a servo motor or a stepper motor.

[0028] like Figure 6As shown, the specific structure of the lifting and pressing mechanism 75 includes a connecting arm 751, a guide hole arm 752, a guide hole 3 753, a slider 754, a connecting seat 755, a pressure block 756, a connecting block 1 757, a lifting rope 758 and a connecting block 2 759; there are four connecting arms 751, and the outer sides of the four connecting arms 751 are respectively fixedly connected to the upper side of the corresponding lifting column 76; there are four guide hole arms 752, and the inner sides of the four guide hole arms 752 are each provided with a guide hole 3 753, and the inner sides of the guide hole 3 753 are movable. It is connected with a slider 754, and the slider 754 is fixedly connected to the inner end of the corresponding connecting arm 751 respectively, the inner ends of the four guide hole arms 752 are fixedly connected to the outside of the connecting seat 755, the bottom of the four guide hole arms 752 are fixedly connected with a pressure block 756 and a connecting block 1 757, and the lower side of the connecting block 1 757 is fixedly connected with a hanging rope 758; the lower end of the hanging rope 758 is fixedly connected to a connecting block 2 759, and the connecting block 2 759 is fixedly connected to the upper side of the high-voltage mica heater 1.

[0029] The usage status of the present invention is as follows: the present invention has a reasonable and simple structure, low production cost, and easy installation. During inspection and maintenance, first start the motor 2 714, the motor 2 714 drives the transmission shaft 2 713 to rotate, and then drives the driving gear 2 712 to rotate, the driving gear 2 712 drives the connecting gear 2 711 to rotate, and the connecting gear 2 711 causes the transmission gear 2 715 to rotate, thereby driving the spline shaft 716 to rotate, the spline shaft 716 cooperates with the spline hole sleeve 717 to drive the spline hole sleeve 717 to rotate, the spline hole sleeve 717 drives the transmission gear three 718 to rotate, the transmission gear three 718 drives the transmission gear 1 72 to rotate, the screw 2 74 starts to rotate, the screw 2 74 cooperates with the threaded hole of the lifting column 76, so that the lifting column 76 rises, and the lifting and pressing mechanism 75 rises accordingly, and then start the motor 1 43, the motor 1 43 drives the transmission shaft 1 46 to rotate, and the driving gear 1 42 rotates accordingly. When the gear 41 is rotated, the driving gear 42 drives the connecting gear 41 to rotate, and the connecting gear 41 drives the transmission gear 44 to rotate, and the screw 45 starts to rotate. The screw 45 cooperates with the threaded hole on the lower side of the telescopic arm 6, so that the telescopic arm 6 extends outward along the guide hole 5, and the column 8 moves outward with the telescopic arm 6 away from the high-voltage mica heater 1, thereby facilitating the inspection and maintenance of the rear side. As the lifting and clamping mechanism 75 continues to rise, the high-voltage mica heater 1 will be lifted by the lifting rope 758, which is convenient for comprehensive inspection and maintenance of the high-voltage mica heater 1. After the inspection and maintenance are completed, the motor 43 is started first to drive the column 8 to move inward with the telescopic arm 6, and then the motor 2 714 drives the lifting and clamping mechanism 75 to move downward. As the lifting and clamping mechanism 75 moves downward, the high-voltage mica heater 1 will be firmly pressed on the slot pad 9 through the pressure block 756, thereby improving the convenience of installation and fixing.

[0030] The control method of the present invention is through manual startup or control through existing automation technology. The wiring diagram of the power element and the provision of power supply are common knowledge in the field, and the present invention is mainly used to protect mechanical devices. Therefore, the present invention will no longer explain the control method and wiring layout in detail.

[0031] In the description of the invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the invention.

[0032] In the present invention, unless otherwise clearly specified and limited, terms such as "installation", "setting", "connection", "fixation", and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be internal communication between two elements or an interaction relationship between two elements. Unless otherwise clearly specified, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0033] The above shows and describes the basic principles, main features and advantages of the invention. Those skilled in the art should understand that the invention is not limited to the above embodiments. The above embodiments and descriptions only illustrate the principles of the invention. Without departing from the spirit and scope of the invention, the invention may be subject to various changes and improvements, which shall fall within the scope of the invention to be protected. The scope of protection of the invention shall be defined by the accompanying claims and their equivalents.

Claims

1. A support device for a high-voltage mica heater, comprising a high-voltage mica heater (1), characterized in that: It also includes a support base (2), a connecting shaft (3), a synchronous telescopic drive mechanism (4), a guide hole (5), a telescopic arm (6), a lifting and hoisting mechanism (7), a column (8) and a slot pad (9); There are four guide holes (5), and the four guide holes (5) are respectively opened at the four corners of the support base (2); The connecting shaft (3) is fixedly connected to the central interior of the supporting base (2); The synchronous telescopic drive mechanism (4) is arranged inside the lower side of the support base (2), and the center of the synchronous telescopic drive mechanism (4) is movably connected to the outer side of the lower side of the connecting shaft (3); There are four telescopic arms (6), and the four telescopic arms (6) are movably connected to the inside of the corresponding guide hole (5). The lower sides of the four telescopic arms (6) are connected to the outer side of the synchronous telescopic drive mechanism (4). The outer ends of the four telescopic arms (6) are fixedly connected to the columns (8). The lifting and hoisting mechanism (7) is arranged inside the upper side of the support base (2) and on the upper side of the column (8), and the center of the lifting and hoisting mechanism (7) is movably connected to the outer side of the upper side of the connecting shaft (3); The bottom of the slot pad (9) is fixedly connected to the top of the support base (2), the upper side of the slot pad (9) is connected to the outside of the lower side of the high-voltage mica heater (1), and the upper side of the high-voltage mica heater (1) is connected to the upper side of the lifting and hoisting mechanism (7).

2. The support device for a high-voltage mica heater according to claim 1, characterized in that: The specific structure of the synchronous telescopic drive mechanism (4) includes a connecting gear 1 (41), a driving gear 1 (42), a motor 1 (43), a transmission gear 1 (44), a screw 1 (45) and a transmission shaft 1 (46); The central interior of the connecting gear 1 (41) is movably connected to the outer portion of the lower side of the connecting shaft (3); There are four screw rods (45), and the four screw rods (45) are movably connected to the lower side of the corresponding guide hole (5). The inner ends of the four screw rods (45) are fixedly connected to the transmission gear (44), and the transmission gear (44) is connected to the connecting gear (41). The four screw rods (45) are respectively connected to the threaded holes provided on the lower side of the corresponding telescopic arm (6); The driving gear 1 (42) is connected to the connecting gear 1 (41), the center of the driving gear 1 (42) is fixedly connected to the outside of one side of the transmission shaft 1 (46), and the center of the other side of the transmission shaft 1 (46) is fixedly connected to the output shaft of the motor 1 (43); The motor 1 (43) is fixedly connected to the outside of the support base (2).

3. The support device for a high-voltage mica heater according to claim 2, characterized in that: The motor 1 (43) is a servo motor or a stepper motor.

4. The support device for a high-voltage mica heater according to claim 1, characterized in that: The specific structure of the lifting and hoisting mechanism (7) includes a synchronous driving mechanism (71), a transmission gear (72), a guide hole (73), a screw (74), a lifting and pressing mechanism (75) and a lifting column (76); The center of the synchronous drive mechanism (71) is movably connected to the outside of the upper side of the connecting shaft (3), and the periphery of the synchronous drive mechanism (71) is movably connected to the inside of the upper side of the corresponding telescopic arm (6); There are four guide holes 2 (73), and the four guide holes 2 (73) are respectively arranged inside the upper side of the corresponding column (8). The centers of the four guide holes 2 (73) are movably connected to screw rods 2 (74), and the lower ends of the screw rods 2 (74) are fixedly connected to transmission gears 1 (72), and the transmission gears 1 (72) are connected to the outer side of the synchronous drive mechanism (71); There are four lifting columns (76), and the outsides of the four lifting columns (76) are vertically movably connected to the insides of the corresponding second guide holes (73), and the threaded holes provided in the centers of the four lifting columns (76) are connected to the corresponding second screw rods (74). The four corners of the lifting and pressing mechanism (75) are respectively fixedly connected to the upper sides of corresponding lifting columns (76).

5. The support device for a high-voltage mica heater according to claim 4, characterized in that: The second guide hole (73) is a rectangular guide hole.

6. The support device for a high-voltage mica heater according to claim 4, characterized in that: The specific structure of the synchronous drive mechanism (71) includes a connecting gear 2 (711), a driving gear 2 (712), a transmission shaft 2 (713), a motor 2 (714), a transmission gear 2 (715), a spline shaft (716), a spline hole sleeve (717) and a transmission gear 3 (718); The central interior of the second connecting gear (711) is movably connected to the outer portion of the upper side of the connecting shaft (3); There are four spline shafts (716), and the four spline shafts (716) are movably connected to the upper side of the corresponding guide hole 1 (5). The inner ends of the four spline shafts (716) are fixedly connected to the transmission gear 2 (715), and the transmission gear 2 (715) is connected to the connecting gear 2 (711); The second driving gear (712) is connected to the second connecting gear (711), the center of the second driving gear (712) is fixedly connected to the outside of one side of the second transmission shaft (713), and the center of the other side of the second transmission shaft (713) is connected to the output shaft of the second motor (714); The second motor (714) is fixedly connected to the outside of the support base (2); There are four spline hole sleeves (717), and the four spline hole sleeves (717) are movably connected to the inner side of the corresponding telescopic arm (6). The outer ends of the four spline hole sleeves (717) are fixedly connected to the transmission gear three (718), and the transmission gear three (718) is respectively connected to the corresponding transmission gear one (72). The spline holes set in the center of the four spline hole sleeves (717) are respectively connected to the corresponding spline shafts (716).

7. The support device for a high-voltage mica heater according to claim 6, characterized in that: The second motor (714) is a servo motor or a stepper motor.

8. The support device for a high-voltage mica heater according to claim 4, characterized in that: The specific structure of the lifting and pressing mechanism (75) includes a connecting arm (751), a guide hole arm (752), a guide hole three (753), a slider (754), a connecting seat (755), a pressing block (756), a connecting block one (757), a lifting rope (758) and a connecting block two (759); There are four connecting arms (751), and the outer sides of the four connecting arms (751) are respectively fixedly connected to the upper sides of corresponding lifting columns (76); There are four guide hole arms (752), each of which is provided with a guide hole three (753), and each of which is movably connected to a slider (754), and the slider (754) is fixedly connected to the inner end of the corresponding connecting arm (751), and the inner end of each of the four guide hole arms (752) is fixedly connected to the outside of the connecting seat (755), and the bottom of each of the four guide hole arms (752) is fixedly connected to a pressure block (756) and a connecting block one (757), and the lower side of the connecting block one (757) is fixedly connected to a suspension rope (758); The lower end of the suspension rope (758) is fixedly connected to a second connecting block (759), and the second connecting block (759) is fixedly connected above the side of the high-voltage mica heater (1).

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