CN114222463B

CN114222463B - All-in-one machine with anti-static function

Info

Publication number: CN114222463B
Application number: CN202111670194.2A
Authority: CN
Inventors: 李小卫; 胡子震
Original assignee: Beijing Grest Technology Co ltd
Current assignee: Beijing Grest Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-30
Anticipated expiration: 2041-12-30
Also published as: CN114222463A

Abstract

The utility model relates to an all-in-one with prevent static function belongs to the field of industrial computer technique, and it includes the circuit board, still is in including the fixed plate that is used for installing the circuit board and setting insulating column between fixed plate and the circuit board, insulating column makes to have insulating clearance between fixed plate and the circuit board, sets up the hole that intercommunication insulating column terminal surface just is used for connecting screw on the insulating column. This application has the inside antistatic performance of promotion all-in-one to reduce the probability that industry control all-in-one internal circuit board triggered the alarm, in order to reach the purpose that promotes withstand voltage or static test result accuracy.

Description

All-in-one machine with anti-static function

Technical Field

The application relates to the technical field of industrial personal computers, in particular to an all-in-one machine with an anti-static function.

Background

Generally, large-scale control equipment needs to be subjected to voltage withstanding or static electricity testing before leaving a factory, namely, a test signal with a high voltage value and low power is applied to the whole equipment, and if parts or elements in the equipment cannot bear the high voltage value, the elements in the equipment are broken down and an alarm signal is sent out.

The industrial control all-in-one machine is used as an important component of the control equipment, and the industrial control all-in-one machine is already installed on the control equipment in the actual test process. However, most of the circuit boards such as the main board inside the industrial control all-in-one machine are driven by low voltage, and do not need to meet the requirement of the withstand voltage test, so that in the process of the withstand voltage test, the circuit board inside the industrial control all-in-one machine frequently receives a high-voltage test signal to trigger an alarm, and the test result of the interference control equipment causes the inaccuracy of the test result.

Disclosure of Invention

In order to improve the problem that the internal circuit board of industrial control all-in-one machine receives high-voltage test signal and triggers the alarm and reduce the accuracy of test result, the application provides an all-in-one machine with antistatic function.

The application provides an all-in-one with prevent static function adopts following technical scheme:

the utility model provides an all-in-one with prevent static function, includes the circuit board, still includes the fixed plate that is used for installing the circuit board and sets up insulating column between fixed plate and the circuit board, insulating column makes to have insulating clearance between fixed plate and the circuit board, has seted up the hole that intercommunication insulating column terminal surface just is used for connecting screw on the insulating column.

Through adopting above-mentioned technical scheme, the insulated column is when not interfering the circuit board and installing on the fixed plate, and the insulated column carries out the interval setting with circuit board and fixed plate, forms insulating clearance between circuit board and fixed plate, forms effectual insulation processing to the circuit board, reduces the possibility that the circuit board is punctured by high voltage test signal to reduce the industrial control all-in-one machine circuit board when carrying out withstand voltage or static test and trigger the probability of alarm, in order to reach the purpose that promotes the test result accuracy. In addition, use the screw to connect circuit board and fixed plate respectively on the insulating cylinder, compare in using the screw with circuit board lug connection on the fixed plate, under the prerequisite that does not increase fixed plate or circuit board self thickness, the insulating cylinder can increase with screw threaded connection's area to do benefit to the stability that promotes circuit board and fixed plate and be connected.

Optionally, a fixing column is fixedly arranged on the fixing plate, and a first insulating pad and a second insulating pad are sleeved on the fixing column;

the all-in-one machine further comprises a mounting frame which can be sleeved on the fixing plate, the fixing column penetrates through the mounting frame, an insulation gap is formed between the fixing plate and the mounting frame through the first insulation pad, and the second insulation pad is located on one side, deviating from the fixing plate, of the mounting frame.

Through adopting above-mentioned technical scheme, the installation frame cover is established at the outside of fixed plate and the fixed column wears to establish back on the installation frame, and the installation frame can form spacingly to the fixed plate, and the rethread uses the screw to wear to establish in proper order and connect on shell, installation frame and the fixed plate of all-in-one, can form stable installation to the fixed plate.

Optionally, the first insulating pad includes a bottom section and an insertion section that are integrally formed, an end surface area of the insertion section is smaller than an end surface area of the bottom section, and the insertion section can be inserted on the second insulating pad and is hooped by the second insulating pad.

Through adopting above-mentioned technical scheme, first insulation pad carries out the interval with fixed plate and installing frame and sets up and form the insulating clearance, promotes the inside antistatic performance of all-in-one to further promote the accuracy to all-in-one test result. After the second insulating pad hoops the insertion section, the relative stability between the mounting frame and the fixing plate can be improved, so that the purpose of enhancing the structural stability inside the all-in-one machine is achieved.

Optionally, the edge of the fixing plate is integrally formed with a side edge;

the all-in-one machine further comprises a fixing frame, wherein the side edge can be located inside the fixing frame, and the side edge and the inside of the fixing frame are arranged at intervals to form an insulation gap.

Through adopting above-mentioned technical scheme, use the screw to wear to establish and connect in proper order on fixed frame, installing frame and side edge, can set up the fixed plate stably inside the all-in-one, when being convenient for install the fixed plate, the side edge can also further reduce the antistatic properties of all-in-one with the insulating clearance between the fixed frame to when testing the all-in-one, effectively reduce the circuit board and trigger the warning and disturb the probability of test result accuracy.

Optionally, the circuit board includes a liquid crystal driving bar, a control main board and a touch card.

Optionally, the fixing plate is provided with a plurality of second heat dissipation holes.

Through adopting above-mentioned technical scheme, a plurality of second louvres can effectively promote the radiating rate in the all-in-one work process, can also reduce the holistic weight of all-in-one, promote the convenience that the all-in-one removed and used.

Optionally, the mounting frame is fixedly provided with a blocking edge for the fixing column to penetrate through and a mounting edge fixedly connected with the blocking edge, the mounting edge is used for mounting the power supply body, and the power supply body and the mounting edge are arranged at intervals to form an insulation gap.

Through adopting above-mentioned technical scheme, set up the power supply body interval on the installation edge, can promote the antistatic performance of all-in-one internal element, can also form the protection to the power supply body, reduce the possibility that the power supply body is damaged by high-voltage test signal to reach and reduce the probability that the all-in-one damaged, thereby promote the all-in-one finished product efficiency of dispatching from the factory.

Optionally, the integrated machine further comprises a power supply mounting frame fixedly connected to the blocking edge and a power supply board connected to the power supply mounting frame;

the power supply mounting frame is fixedly provided with isolation columns, and the power supply board and the power supply mounting frame are respectively positioned at two ends of the isolation columns.

By adopting the technical scheme, the power supply mounting frame provides a stable and reliable mounting base for the power supply board, the power supply board and the power supply mounting part are separated through the isolation column when the power supply board is mounted inside the all-in-one machine, the possibility of breakdown caused by a high-voltage test signal of the internal elements of the all-in-one machine is further reduced, and the internal elements of the all-in-one machine are protected while the accuracy of a test result is improved.

Optionally, the insulating column includes a column body provided with two holes, an interlayer integrally formed with the main body and located between the two holes, and internal thread sleeves fixedly disposed in the two holes respectively, and the orifices deviating from the two holes are respectively communicated with one end face of the main body.

Through adopting above-mentioned technical scheme, use two screws to screw in respectively two internal threads and sheathe in, under the separation effect of interlayer, further promote the antistatic performance of mounting panel, use two screwed connection, be convenient for according to the in-service use demand with insulating post installation suitable position department, can also the installation stability and the installation intensity of mounting panel.

Optionally, the internal thread sleeve is made of a flexible and insulating material;

the peripheral surface of one end of the internal thread sleeve close to the orifice of the column body is fixedly connected with the hole wall, and one section of the internal thread sleeve close to the hole bottom is inserted in the hole.

Through adopting above-mentioned technical scheme, use the in-process of screw in internal thread cover, the screw can internal thread cover be located downthehole one end and drive to empty outward to internal thread cover is located downthehole one section and compresses, and one section of internal thread cover compressed can be closely laminating with the pore wall, follows the screw and continuously twists until the screw head supports the back tightly with the fixed plate, and the screw can be with circuit board stable connection on the fixed plate.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the fixing plate and the insulating column, an insulating gap is formed between the circuit board and the fixing plate, effective insulating treatment is formed on the circuit board, and the possibility that the circuit board is punctured by a high-voltage test signal is reduced, so that the probability that the circuit board triggers an alarm when the industrial control all-in-one machine carries out voltage resistance or static test is reduced, and the purpose of improving the accuracy of a test result is achieved;

2. the fixing column, the first insulating pad, the second insulating pad and the mounting frame are arranged, the mounting frame can limit the position of the fixing plate, and the fixing plate can be stably mounted by using screws to sequentially penetrate through and connect the housing of the integrated machine, the mounting frame and the fixing plate;

3. through setting up cylinder, interlayer and internal thread cover, under the barrier effect of interlayer, further promote the antistatic performance of mounting panel.

Drawings

FIG. 1 is a schematic view of a first perspective structure of the all-in-one machine according to the first embodiment;

FIG. 2 is a schematic view of a second perspective of the kiosk;

FIG. 3 is a schematic view of the unitary apparatus with the top cover and rear cover removed;

FIG. 4 is a schematic diagram of the integrated machine with the top shell removed;

FIG. 5 is a schematic structural diagram of a liquid crystal driving bar, a control main board and a power supply module;

FIG. 6 is a schematic structural diagram of the mounting frame, the fixing plate, the touch screen and the front panel;

fig. 7 is a schematic cross-sectional view of an insulating pillar according to a second embodiment.

Description of reference numerals: 1. a housing; 11. a front panel; 111. a fixing frame; 1111. welding parts; 112. mounting a plate; 113. an indicator light; 114. a speaker; 12. a top shell; 121. a first heat dissipation hole; 13. a top cover; 14. a rear cover; 2. a touch screen; 3. a fixing plate; 31. fixing a column; 32. a first insulating pad; 33. a second insulating pad; 34. a second heat dissipation hole; 35. a side edge; 4. installing a frame; 41. blocking edges; 42. mounting edges; 5. a liquid crystal driving bar; 6. a control main board; 7. a power supply module; 71. a power supply body; 72. a power supply mounting bracket; 721. an isolation column; 73. a power panel; 74. a power switch; 75. a fuse; 8. a touch card; 9. a wiring terminal; 91. a terminal mounting bracket; 92. a terminal body; 10. an insulating column; 101. a cylinder; 102. an interlayer; 103. and an internal thread sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The first embodiment is as follows:

the application discloses an all-in-one with prevent static function, combine figure 1, figure 2, including shell 1 and the circuit board of setting in shell 1 inside, shell 1 includes front panel 11, one side is opened there is the top shell 12 that open and uncovered side can dismantle the connection with front panel 11, relative both sides are all opened uncovered and uncovered side can dismantle the overhead guard 13 of connection on top shell 12, and can dismantle the back lid 14 of connecting in another uncovered department of overhead guard 13, overhead guard 13 is located overhead guard 12 and deviates from the surface of front panel 11.

With reference to fig. 1 and 2, the front panel 11 is formed by processing a rectangular plate, the area of the front panel 11 is larger than the open area of the top case 12, and the front panel 11 is provided with a rectangular opening for yielding the screen. After the top case 12 is mounted on the front panel 11 by using screws, the top case 12 is mounted on the front panel 11, and four edges of the front panel 11 are all spaced apart from the opening of the top case 12. Therefore, when the integrated machine is installed on the control equipment, connecting pieces such as screws can be arranged on the edge of the front panel 11 and the top shell 12 at intervals in a penetrating mode and directly connected with the control equipment.

Referring to fig. 2 and 3, the top case 12 is a housing having five side walls, and the opening is rectangular. At least one set of first heat dissipation holes 121 is formed on five outer walls of the top case 12, and the first heat dissipation holes 121 are strip-shaped openings. The first louvre 121 of multiunit can also do benefit to and reduce the holistic weight of all-in-one under the prerequisite that does not destroy top shell 12 overall structure intensity when effectively dispelling the heat to components such as the circuit board that are located top shell 12 inside to do benefit to and remove and operate such as installation to the all-in-one.

Referring to fig. 2, the top cover 13 has a rectangular tubular structure with four side walls, and both open ends of the top cover 13 are rectangular openings. Four convex edges are formed by bending and processing an opening of the top cover 13 to the outer wall of the top cover 13, and the convex edges are flush with the opening and are right-angled with the outer wall of the top cover 13. The screws penetrate through the four convex edges and are screwed on the top shell 12, so that the top cover 13 and the top shell 12 can be assembled, and the mounting structure is simple and convenient to operate. A handle that is the C type is fixed mounting on an outer wall of overhead guard 13, and the interval is equipped with two round holes that are used for penetrating the connecting wire on the outer wall that overhead guard 13 deviates from the handle.

Referring to fig. 2, the rear cover 14 has a cover opening, the cover opening and the top cover 13 deviate from the open adaptation on one side of the top shell 12 and are covered on the top cover 13, and holes for screws to penetrate are formed in the side walls of the top cover 13 and the rear cover 14, so that the rear cover 14 is fixedly connected to the top cover 13 through the screws.

Referring to fig. 4, 5 and 6, a rectangular fixing frame 111 is fixedly coupled to the front panel 11 by screws, an installation plate 112 is fixedly coupled to the inside of the fixing frame 111, and a set of indicator lights 113 and a speaker 114 are installed on the installation plate 112. The fixing frame 111 is protruded from the front panel 11, the side wall of the mounting frame 4 is perpendicular to the front panel 11, and the rectangular hole of the mounting frame 4 is larger than that of the front panel 11. The mounting plate 112 is a strip-shaped plate, and two ends of the mounting plate 112 are respectively fixedly connected to two opposite inner corners of the fixing frame 111. The indicator lights 113 are provided in four, and the four indicator lights 113 are a power indicator light 113, a work indicator light 113, a transmission failure indicator light 113, and a transmission indicator light 113, respectively. Four round holes and a group of strip-shaped holes are formed in the front panel 11, and the four indicator lights 113 are connected to the mounting plate 112 and correspond to the four round holes one by one. After the speaker 114 is mounted on the mounting board 112, the speaker 114 is disposed corresponding to the strip-shaped hole.

With reference to fig. 4, 5 and 6, the all-in-one machine with the anti-static function further includes a touch screen 2 disposed in the mounting frame 4, a fixing plate 3 capable of being buckled on the touch screen 2 and inserted into the fixing frame 111, the mounting frame 4 capable of being buckled on the fixing plate 3 and inserted into the fixing frame 111, a circuit board mounted on the fixing plate 3, a power module 7 and a connecting terminal 9 disposed on the mounting frame 4, and an insulating column 10 disposed between the fixing plate 3 and the circuit board and used for connecting the circuit board and the fixing plate 3. After the touch screen 2, the fixing plate 3 and the mounting frame 4 are sequentially arranged in the fixing frame 111, the four outer walls of the fixing frame 111 are sequentially penetrated and screwed by screws, so that the components can be stably mounted in the fixing frame 111. The insulating column 10 is cylindrical, and a through hole for a screw to pass through is formed in the insulating column 10.

Combine fig. 5 and fig. 6, fixed plate 3 is the rectangular plate that the face area is unanimous with the area of touch-control screen 2, has seted up a "protruding" style of calligraphy opening and a plurality of second louvre 34 on the fixed plate 3, and "protruding" style of calligraphy opening and a plurality of second louvre 34 do benefit to touch-control screen 2 and install the circuit board on fixed plate 3 and dispel the heat, can also reduce the dead weight of fixed plate 3 in addition to reduce the holistic weight of all-in-one machine.

Fixed many fixed columns 31 that are provided with on the face of fixed plate 3, fixed column 31 is cylinder and fixed column 31's one end is connected on fixed plate 3. The first insulating pad 32 is sleeved on the fixing column 31, the first insulating pad 32 comprises an integrally formed bottom section and an insertion section, and the bottom section and the insertion section are cylindrical and the diameter of the insertion section is smaller than that of the bottom section. The second insulating pad 33 is sleeved on the insertion section, a round hole is formed in the second insulating pad 33, and the diameter of the round hole is smaller than the outer diameter of the insertion section. The mounting frame 4 is provided with holes for the fixing columns 31 to penetrate through, when the mounting frame 4 is buckled on the fixing plate 3, the fixing columns 31 penetrate into the corresponding holes one by one, then the second insulating pad 33 is sleeved on the insertion section, and the insertion section is hooped on the fixing columns 31. Under the insulating interval effect of first insulating pad 32 and second for installing frame 4 sets up and forms insulating clearance with fixed plate 3 interval, has realized the double-deck isolation from shell 1 to control mainboard 6, liquid crystal driver strip 5, has avoided the lug connection between control mainboard 6 and the industrial computer shell 1, has improved the voltage resistance and the electrostatic protection ability of industrial computer. Compare in fixed plate 3 and installing frame 4 direct contact, the probability that punctures the circuit board when letting in high-voltage test signal on the all-in-one is effectively reduced to the insulating clearance to reduce the interference to the all-in-one test result.

The edge of the fixing plate 3 is integrally bent to form a side edge 35, the side edge 35 is located on one side of the fixing plate 3 departing from the fixing column 31, and the included angle between the side edge 35 and the fixing plate 3 is a right angle. Set up the round hole that supplies the screw to wear to establish and let the mouth on side edge 35, the screw of being convenient for penetrates the back with fixed plate 3, installing frame 4 fixed connection on fixed frame 111.

Referring to fig. 6, a plurality of welding parts 1111 are installed at equal intervals on four inner walls of the fixed frame 111, and the welding parts 1111 are cylindrical, so that the stability of the penetrated screws can be enhanced, the fixed frame 111 and the installation frame 4 can be separated, and the antistatic capacity of the integrated machine can be further improved.

Combine fig. 5 and fig. 6, the relative frame of installing frame 4 body is the strip shaped plate, and the strip shaped plate face of relative both sides is parallel to each other, and the fixed fender edge 41 that is provided with the L type in an uncovered edge of the formation of fixed frame 111, the fender edge 41 that is the L type are located four right angle positions of fixed frame 111 body respectively. A mounting edge 42 is integrally formed between two of the retaining edges 41, and the mounting edge 42 is flush with the retaining edges 41. After the mounting frame 4 is fastened on the fixing plate 3, the blocking edge 41 and the mounting edge 42 are both attached to the fixing plate 3.

Referring to fig. 4 and 5, the circuit board includes a liquid crystal driving bar 5, a control main board 6 and a touch card 8, which are disposed on the fixing plate 3, and the three are connected to the fixing plate 3 through insulating columns 10 and disposed at intervals respectively. The liquid crystal driving strip 5, the touch card 8 and the wiring terminal 9 are all in communication connection with the control main board 6, and the liquid crystal driving strip 5 and the touch card 8 are all in communication connection with the touch screen 2. The liquid crystal driving bar 5 is in a bar shape, and the two ends of the same plate surface of the liquid crystal driving bar 5 are respectively connected with an insulating column 10. The control mainboard 6 is the rectangular plate, is connected with an insulating column 10 respectively in four angle departments of the same face of control mainboard 6. The touch card 8 body is a strip-shaped plate, and two ends of the same surface of the touch card 8 body are respectively connected with an insulating column 10. Insulating column 10 makes liquid crystal drive strip 5, control mainboard 6 and touch card 8 all set up with 3 intervals of fixed plate, and form insulating gap, avoid circuit board and 3 direct contact of fixed plate, effectively reduce the possibility that high-pressure test signal punctures the circuit board when all-in-one lets in high-pressure test signal, can effectively promote the antistatic performance of circuit board, reduce the probability that industrial control all-in-one internal circuit board triggered the police dispatch newspaper, reach the purpose that promotes the test result accuracy, can also form the protection to the circuit board.

Referring to fig. 4 and 5, the power module 7 includes a power body 71 mounted on the mounting edge 42 at intervals through the insulating column 10, a power mounting bracket 72 mounted on the blocking edge 41 through screws, a power board 73 mounted on the power mounting bracket 72 through screws, a power switch 74 mounted on the same board surface of the power board 73, and a fuse 75. The insulating column 10 separates the power supply body 71 from the mounting edge 42 to form an insulating gap, which further contributes to reducing the possibility that the high-voltage test signal breaks down the internal components of the all-in-one machine.

Referring to fig. 3 and 5, the power supply mounting bracket 72 is a groove, and the surface of the power supply board 73 away from the power switch 74 is disposed at the bottom of the power supply mounting bracket 72. Four corners of the bottom of the power supply mounting frame 72 are respectively and fixedly provided with an isolation column 721, and the power supply plate 73 and the power supply mounting frame 72 are separated by the isolation columns 721, so that the antistatic performance of the internal elements of the all-in-one machine is further improved. Set up the through-hole that power switch 74 and fuse 75 penetrated on the lateral wall that deviates from its uncovered at top shell 12, install top shell 12 on fixed frame 111 after, switch 74 and fuse 75 are located the through-hole that corresponds with it respectively to in-process such as later stage use, maintenance, open back lid 14 and can be convenient for carry out operations such as switch to power module 7.

With reference to fig. 3, 4 and 5, the connection terminal 9 includes a terminal mounting bracket 91 provided on the mounting frame 4 by screws and a terminal body 92 provided on the terminal mounting bracket 91, the terminal mounting bracket 91 is of a groove shape, and the terminal body 92 includes terminals with different functions, such as a double-row terminal, a USB terminal, a net-mouth terminal, and the like. The top shell 12 deviates from the open side wall thereof and is also provided with a through hole for the terminal body 92 to form an insert, and after the top shell 12 is installed on the fixing frame 111, the terminal body 92 is located in the through hole.

Example two:

the difference between this embodiment and the first embodiment is:

referring to fig. 7, the insulating column 10 includes a column 101, a spacer 102 integrally formed with the column 101, and two internal thread sleeves 103 fixedly disposed inside the column 101, wherein the internal thread sleeves 103 are made of a flexible and insulating material, such as rubber, plastic, and the like. Holes are respectively formed in the two ends of the column body 101 facing the inside of the column body 101, an interlayer 102 is formed between the two holes, the two internal thread sleeves 103 are respectively positioned in the two holes, the peripheral surface of one section of the internal thread sleeve 103 close to the hole opening of the column body 101 is fixedly connected with the inner wall of the hole, and one end of the internal thread sleeve 103 close to the interlayer 102 is movably arranged in the hole of the column body 101.

When the circuit board is installed on the fixing plate 3 by using the insulating column 10, two ends of the insulating column 10 are screwed into the two internal thread sleeves 103 by using two screws respectively, under the limiting action of the interlayer 102, the two screws cannot be in contact, in the process of screwing the screws in the internal thread sleeves 103, because one end of the internal thread sleeves 103 is fixedly connected with the cylinder 101, the screws can drive one ends of the internal thread sleeves 103 to move towards the orifice direction of the cylinder 101, the internal thread sleeves 103 are extruded, the connection stability of the extruded internal thread sleeves 103 and the screws can be enhanced, gaps can be formed in holes of the cylinder 101, the insulativity of the insulating column 10 is further improved, the integrated machine has good anti-static capacity, and can bear high-value static electricity or pressure resistance tests.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an all-in-one with prevent static function, includes the circuit board, its characterized in that: the circuit board fixing structure is characterized by further comprising a fixing plate (3) used for mounting a circuit board and an insulating column (10) arranged between the fixing plate (3) and the circuit board, wherein an insulating gap is formed between the fixing plate (3) and the circuit board due to the insulating column (10), and a hole which is communicated with the end face of the insulating column (10) and used for connecting a screw is formed in the insulating column (10); a fixing column (31) is fixedly arranged on the fixing plate (3), and a first insulating pad (32) and a second insulating pad (33) are sleeved on the fixing column (31);

the integrated machine further comprises a mounting frame (4) capable of being sleeved on the fixing plate (3), the fixing column (31) penetrates through the mounting frame (4), an insulation gap is formed between the fixing plate (3) and the mounting frame (4) by the first insulation pad (32), and the second insulation pad (33) is located on one side, away from the fixing plate (3), of the mounting frame (4);

the first insulating pad (32) comprises a bottom section and an insertion section which are integrally formed, the end surface area of the insertion section is smaller than that of the bottom section, and the insertion section can be inserted on the second insulating pad (33) and is hooped by the second insulating pad (33);

the edge of the fixed plate (3) is integrally provided with a side edge (35);

the all-in-one machine further comprises a fixing frame (111), wherein the side edge (35) can be located inside the fixing frame (111), and the side edge (35) and the inside of the fixing frame (111) are arranged at intervals to form an insulation gap.

2. The all-in-one machine with the antistatic function according to claim 1, characterized in that: the circuit board comprises a liquid crystal driving strip (5), a control main board (6) and a touch card (8).

3. The all-in-one machine with the antistatic function according to claim 1, characterized in that: the fixing plate (3) is provided with a plurality of second heat dissipation holes (34).

4. The all-in-one machine with the antistatic function according to claim 1, characterized in that: the mounting frame (4) is fixedly provided with a blocking edge (41) for the fixing column (31) to penetrate through and a mounting edge (42) fixedly connected with the blocking edge (41), the mounting edge (42) is used for mounting a power supply body (71), and the power supply body (71) and the mounting edge (42) are arranged at intervals to form an insulation gap.

5. The all-in-one machine with the antistatic function according to claim 4, characterized in that: the integrated machine also comprises a power supply mounting frame (72) fixedly connected to the blocking edge (41) and a power supply board (73) connected to the power supply mounting frame (72);

an isolation column (721) is fixedly arranged on the power supply mounting frame (72), and the power supply plate (73) and the power supply mounting frame (72) are respectively positioned at two ends of the isolation column (721).

6. The all-in-one machine with the antistatic function according to claim 1, characterized in that: the insulating column (10) comprises a column body (101) provided with two holes, an interlayer (102) which is integrally formed with the column body (101) and is located between the two holes, and internal thread sleeves (103) which are fixedly arranged in the two holes respectively, wherein the holes deviated from the two holes are respectively communicated with one end face of the column body (101).

7. The all-in-one machine with the antistatic function according to claim 6, characterized in that: the internal thread sleeve (103) is made of flexible and insulating materials;

the circumferential surface of one end, close to the hole opening of the column body (101), of the internal thread sleeve (103) is fixedly connected with the hole wall, and one end, close to the hole bottom, of the internal thread sleeve (103) is inserted into the hole.