Intelligent operation and maintenance terminal device based on power distribution room
Technical Field
The invention relates to the technical field of intelligent operation and maintenance terminals of a power distribution room, in particular to an intelligent operation and maintenance terminal device based on the power distribution room.
Background
Intelligence fortune dimension utilizes the perfect adaptation of internet thinking and electric power professional technique, realizes that the distribution fortune dimension is intelligent, meticulous, unmanned on duty's working method realizes remote monitoring, promotes the power consumption safety, practices thrift the fortune dimension cost, also can dispatch fortune dimension personnel in real time through cell-phone APP in addition, can lock the trouble fast and in time handle, improves the work efficiency of enterprise.
The invention discloses a case of an intelligent operation and maintenance terminal device of a power distribution room in the prior art, and the Chinese patent with the patent application number of 201821017702.0 comprises a rectangular shell, wherein a power interface, a power switch, an antenna interface, a network interface, a data interface, an SIM card slot and a wiring terminal are arranged on the shell; the wiring terminal comprises a plurality of wiring ports for connecting with external devices.
In the intelligent operation and maintenance terminal device in the prior art, the heat dissipation holes and the terminal interfaces for connecting downstream equipment are usually arranged outside the rectangular shell, but the heat dissipation holes and the terminal interfaces are not provided with dustproof protection devices before being used, and in the process of transportation, installation and use, dust can possibly penetrate through the heat dissipation holes and the connected terminal interfaces to enter the device, so that circuit board faults and faults of the terminal interfaces cannot be caused.
Based on the above, the invention designs an intelligent operation and maintenance terminal device based on a power distribution room to solve the above problems.
Disclosure of Invention
The invention aims to provide an intelligent operation and maintenance terminal device based on a power distribution room, which aims to solve the problems that in the prior art, a heat dissipation hole and a terminal interface for connecting downstream equipment are usually arranged outside a rectangular shell, but the heat dissipation hole and the terminal interface are not provided with a dustproof protection device before being used, and dust can possibly enter the device through the heat dissipation hole and the connected terminal interface in the transportation, installation and use processes, so that circuit board faults and faults of the terminal interface which cannot be communicated are caused.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent operation and maintenance terminal device based on a distribution room comprises a mounting box and a mounting support, wherein connecting mechanisms are arranged on two sides of the mounting support and used for clamping the mounting box and the mounting support, heat dissipation holes are formed in two sides of the mounting box, sealing devices are connected to positions, corresponding to the heat dissipation holes, of inner walls on two sides of the mounting box, dustproof devices are connected to bottoms of the inner walls on two sides of the mounting box, a circuit board is connected to the inner wall of the mounting box in a sliding mode, terminal interfaces are fixedly connected to the side faces of the circuit board, a limiting device is connected to the top of the circuit board, terminal through grooves matched with the terminal interfaces are formed in the inner wall of the mounting box, and foam blocks are arranged;
the sealing device comprises two fixed blocks, wherein the two fixed blocks are fixedly connected on the inner wall of the mounting box, the side surfaces of the two fixed blocks are rotatably connected with a first shaft, the end parts of the two first shafts are fixedly connected with discs, the two discs are fixedly connected with a dust guard plate together, the side surfaces of the fixed blocks and the side surfaces of the discs are fixedly connected with torsional springs sleeved on the surface of the first shaft, the bottom of the inner wall of the mounting box is fixedly connected with two first L-shaped plates, the top of each first L-shaped plate is provided with a first chute, the inner wall of each first chute is slidably connected with a second L-shaped plate, the two side surfaces of each second L-shaped plate are respectively fixedly connected with a first limiting block and a first supporting plate, the side surface of each first limiting block is an inclined surface, the first supporting plate and the first L-shaped plate are fixedly connected with a first, the bottom of the first supporting plate is connected with the bottom of the inner wall of the mounting box in a sliding mode, the end of the second L-shaped plate is fixedly connected with a second limiting block, first notches are formed in two sides of the dustproof plate, the second limiting block is connected to the inner wall of the first notch in a sliding mode, a second notch is formed in the position, located at the bottom of the first limiting block, of the inner wall of the mounting box, trigger ejector rods capable of penetrating through the second notches are fixedly connected to the positions, located at four corners, of the inner wall of the mounting bracket, and the trigger ejector rods are used for triggering the;
the dustproof device comprises two second supporting plates, the bottoms of the two second supporting plates are fixedly connected on the inner wall of the mounting box, the side surfaces of the two second supporting plates are rotatably connected with second shafts, the end parts of the two second shafts are fixedly connected with a winding roller together, the surface of the winding roller is wound with a dust screen, the inner walls of two sides of the mounting box are both provided with frame-shaped grooves, the inner walls of the frame-shaped grooves are connected with two supporting blocks in a sliding way, the top of the supporting block is contacted with the bottom of the dust guard plate, the bottom of the supporting block is fixedly connected with a second spring, the other end of the second spring is fixedly connected on the inner wall of the mounting box, the inner wall of the frame-shaped groove is provided with a screen plate chute which runs through the frame-shaped groove, the two supporting blocks are fixedly connected with a connecting plate together, the connecting plate is connected to the inner wall of the screen plate sliding groove in a sliding mode, and the bottom of the connecting plate is fixedly connected with the dustproof screen;
the limiting device comprises a second sliding groove formed in the inner wall of the mounting box, the inner wall of the second sliding groove is connected with a first transverse rod and a second transverse rod in a sliding mode, the end part of the first transverse rod is fixedly connected with a vertical rod, the end part of the vertical rod is inserted into the top of the circuit board, the end part of the second transverse rod is fixedly connected with a frame-shaped rod, the bottom of the frame-shaped rod is fixedly connected with a frame-shaped frame, the first transverse rod penetrates through the frame-shaped frame, the side face of the circuit board is fixedly connected with a supporting spring, and the inner wall of the mounting box is fixedly connected with a limiting;
when the intelligent operation and maintenance terminal device in the prior art works, a heat dissipation hole and a terminal interface connected with downstream equipment are usually arranged outside a rectangular shell, but the heat dissipation hole and the terminal interface are not provided with a dustproof protection device before being used, and dust can possibly enter the device through the heat dissipation hole and the connected terminal interface in the process of transportation, installation and use to cause circuit board faults and faults that the terminal interface cannot communicate, the technical scheme can solve the problems. The second limiting block gradually relieves the limiting of the dust guard under the driving of the second L-shaped plate, the dust guard which relieves the limiting is overturned under the action of the torsion spring, when the dust guard overturns upwards for a certain angle, the supporting block is not contacted with the end part of the dust guard any more, the supporting block is directly contacted with the side surface of the dust guard and drives the dust screen to move upwards through the connecting plate under the action of the second spring, when the dust guard continuously overturns, the dust guard at the two sides lifts up the frame rod, the frame rod pulls the transverse rod to move upwards through the frame, the transverse rod synchronously drives the vertical rod to gradually relieve the splicing of the circuit board, the circuit board after the splicing is relieved pops out under the action of the supporting spring and ejects out the foam block, the dust guard gradually overturns to be close to the horizontal position and then is not overturned by contacting the limiting rod, at the moment, the dust screen completely shields the mounting box and is mounted on the, when the device is not used, the dustproof function to the heat dissipation holes and the terminal interfaces is realized by arranging the dustproof plate and the foam block, in the transportation process, dust is prevented from entering the device through the heat dissipation holes and the terminal through grooves, thereby effectively preventing the dust from polluting circuit board faults and terminal interfaces, and keeping good performance, when in installation and use, the inner device simply and quickly removes the shielding of the dustproof plate and drives the dustproof net to shield the heat dissipation holes, the dust-proof and heat-dissipating function is not affected, the foam block is directly ejected out by the terminal interface to realize the using function, therefore, in the process of transportation, installation, all realize the separation to dust in the air for keep clean and tidy all the time in the intelligence fortune dimension terminal device, avoid the dust to fall into and cause circuit board trouble and the trouble that terminal interface communication is not last, keep the good performance of intelligence fortune dimension terminal device.
As a further scheme of the invention, a third notch penetrating through the terminal through groove is formed in the inner wall of the terminal through groove, the inner wall of the third notch is connected with a T-shaped plate in a sliding manner, the end part of the T-shaped plate is fixedly connected with a frame-shaped rod, the top and the bottom of the T-shaped plate are respectively and fixedly connected with a third spring and an inserting shaft, the other end of the third spring is fixedly connected to the inner wall of the third notch, and the other end of the inserting shaft is inserted into the top of the foam block; the during operation, the foam piece is installed on the logical inslot wall of terminal, in the in-process of transportation and installation transport, the foam piece can drop, it can not play the dustproof effect to the terminal interface to have led to, through setting up spicing axle and third spring, when frame type pole upward movement, frame type pole will drive T template upward movement in step and extrude the third spring, the T template will drive the grafting axle and relieve the grafting to the foam piece, realized when not using, the foam piece is spacing to be stopped by the grafting axle and can not break away from, relieve its grafting when using.
As a further scheme of the invention, a first rectangular plate and a second rectangular plate are fixedly connected to the bottom of the inner wall of the mounting box at two sides of the circuit board, a fourth spring is fixedly connected to the side surface of the first rectangular plate, the other end of the fourth spring is fixedly connected with a limiting shaft, the limiting shaft penetrates through the second rectangular plate and the end part of the limiting shaft is in contact with the side surface of the circuit board, and limiting holes are formed in two side surfaces of the circuit board; the during operation, when the circuit board installation targets in place, because its tip is the supporting spring support, when carrying out the grafting of terminal, lead to the circuit board to the rear side removal extrusion supporting spring makes its grafting difficulty easily, through setting up spacing axle and fourth spring, when the circuit board installation targets in place, spacing axle will pop out under the effect of fourth spring, spacing downthehole portion will be pegged graft to spacing axle for the circuit board is spacing lived, when guaranteeing to carry out the terminal grafting, the circuit board can not remove to the rear side again, guarantee that the terminal grafting is stable.
According to the further scheme, a strip-shaped groove is formed in the inner wall of the mounting box, a damping plate is connected to the inner wall of the strip-shaped groove in a sliding mode, a damping pad and a damping spring are fixedly connected to two sides of the damping plate respectively, and the other end of the damping spring is fixedly connected to the inner wall of the strip-shaped groove; the during operation is gone out by supporting spring at the circuit board to when contacting the inner wall of mounting box, can cause the damage of circuit board, through setting up damper plate and damping spring and shock pad, when circuit board contact mounting box inner wall, absorb the energy of striking and through the soft contact protection circuit board of shock pad through damping spring, avoid it to receive the problem of damage.
As a further scheme of the invention, the connecting mechanism comprises a limiting groove, the limiting groove is formed in the side surface of the mounting box, mounting grooves are formed in both sides of the mounting bracket, a wedge block is connected to the inner wall of each mounting groove in a sliding manner, a fifth spring is fixedly connected to the side surface of each wedge block, the other end of each fifth spring is fixedly connected to the inner wall of each mounting groove, and a pull rod which penetrates through the fifth spring and the end part of each wedge block penetrates through the mounting groove is fixedly connected to the side surface of each wedge block; during operation, through setting up fifth spring and wedge, can be fixed when guaranteeing that the mounting box is installed on the installing support, can not break away from.
As a further scheme of the invention, both side surfaces of the mounting bracket are fixedly connected with mounting blocks, and the top of each mounting block is provided with a through threaded hole; during operation, through setting up installation piece and screw hole, realize passing through the screw fixation with whole device to suitable mounted position on.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention realizes the dustproof function to the heat dissipation hole and the terminal interface by arranging the sealing device, the dustproof device and the foam block when the device is not used, avoids the heat dissipation hole and the terminal interface without a dustproof protection device before being used, during transportation and installation, dust may enter the device through the heat dissipation holes and the connected terminal interfaces, when in installation and use, the inner device simply and quickly removes the shielding of the dustproof plate and drives the dustproof net to shield the heat dissipation holes, the dust-proof and heat-dissipating function is not influenced, the dust in the air can be blocked in the transportation and installation processes, make and keep clean and tidy throughout in the intelligence fortune dimension terminal device, avoid the dust to fall into and cause circuit board trouble and the trouble on the terminal interface communication not, keep the good performance of intelligence fortune dimension terminal device.
2. According to the invention, by arranging the inserting shaft and the third spring, when the frame-shaped rod moves upwards, the frame-shaped rod synchronously drives the T-shaped plate to move upwards and extrude the third spring, and the T-shaped plate drives the inserting shaft to release the insertion of the foam block, so that the foam block is limited by the inserting shaft and cannot be separated when not in use, the dustproof effect of the foam block is ensured, and the insertion of the foam block is released when in use.
3. According to the invention, by arranging the limiting shaft and the fourth spring, when the circuit board is installed in place, the limiting shaft is popped out under the action of the fourth spring, and the limiting shaft is inserted into the limiting hole, so that the circuit board is limited, and the circuit board can not move towards the rear side when terminals are inserted, and the stable insertion of the terminals is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first perspective view of the overall construction of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a first perspective view of the present general construction taken in a transverse cross-section;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 4 at C;
FIG. 6 is a first perspective view of the overall structure of the present invention, taken across the cross-section, with the dust guard and its attachment structure removed;
FIG. 7 is an enlarged view of a portion of FIG. 6 at D;
FIG. 8 is a first perspective view of the general structure of the present invention taken longitudinally;
FIG. 9 is an enlarged view of a portion of FIG. 8 at E;
FIG. 10 is a first perspective view of the present general construction taken vertically away;
FIG. 11 is an enlarged view of a portion of FIG. 10 at F;
FIG. 12 is a second perspective view of the present general construction taken vertically away;
FIG. 13 is an enlarged view of a portion of FIG. 12 at G;
FIG. 14 is a second perspective view of the present general inventive structure taken in a transverse direction;
FIG. 15 is an enlarged view of a portion of FIG. 14 at H;
fig. 16 is a partial enlarged view at I in fig. 14.
In the drawings, the components represented by the respective reference numerals are listed below:
the mounting box comprises a mounting box 1, a mounting bracket 2, heat dissipation holes 3, a circuit board 4, a terminal interface 5, a terminal through groove 501, a foam block 6, a trigger ejector rod 7, a fixing block 8, a first shaft 9, a disc 10, a dust guard 11, a torsion spring 12, a first L-shaped plate 13, a second L-shaped plate 14, a first limiting block 15, a first supporting plate 16, a first spring 17, a second limiting block 18, a second notch 19, a second supporting plate 20, a second shaft 21, a dust screen 22, a frame-shaped groove 23, a supporting block 24, a second spring 25, a screen plate sliding groove 26, a connecting plate 27, a second sliding groove 28, a first transverse rod 29, a second transverse rod 30, a vertical rod 31, a frame-shaped rod 32, a frame-shaped frame 33, a supporting spring 34, a limiting rod 35, a third notch 36, a T-shaped plate 37, a third spring 38, a plug-in shaft 39, a first rectangular plate 40, a second rectangular plate 41, a fourth spring 42, a limiting shaft 43, a limiting, Shock pad 46, damping spring 47, spacing groove 48, wedge 49, fifth spring 50, installation piece 51.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-16, the present invention provides a technical solution: an intelligent operation and maintenance terminal device based on a distribution room comprises a mounting box 1 and a mounting support 2, wherein connecting mechanisms are arranged on two sides of the mounting support 2 and used for clamping the mounting box 1 and the mounting support 2, heat dissipation holes 3 are formed in two sides of the mounting box 1, sealing devices are connected to positions, corresponding to the heat dissipation holes 3, of inner walls of two sides of the mounting box 1, dustproof devices are connected to bottoms of the inner walls of two sides of the mounting box 1, a circuit board 4 is connected to the inner wall of the mounting box 1 in a sliding mode, a terminal interface 5 is fixedly connected to the side face of the circuit board 4, a limiting device is connected to the top of the circuit board 4, a terminal through groove 501 matched with the terminal interface 5 is formed in the inner wall of;
the sealing device comprises two fixed blocks 8, the two fixed blocks 8 are fixedly connected on the inner wall of the mounting box 1, the side surfaces of the two fixed blocks 8 are rotatably connected with a first shaft 9, the end parts of the two first shafts 9 are fixedly connected with discs 10, the two discs 10 are fixedly connected with a dust guard 11 together, the side surfaces of the fixed blocks 8 and the side surfaces of the discs 10 are fixedly connected with a torsion spring 12 sleeved on the surface of the first shaft 9 together, the bottom of the inner wall of the mounting box 1 is fixedly connected with two first L-shaped plates 13, the top of each first L-shaped plate 13 is provided with a first chute, the inner wall of the first chute is slidably connected with a second L-shaped plate 14, the side surfaces of each second L-shaped plate 14 are fixedly connected with a first limiting block 15 and a first supporting plate 16 respectively, the side surface of each first limiting block 15 is an inclined surface, the first supporting plate 16 and the first L, the bottom of the first supporting plate 16 is connected with the bottom of the inner wall of the mounting box 1 in a sliding mode, the end portion of the second L-shaped plate 14 is fixedly connected with a second limiting block 18, first notches are formed in two sides of the dust-proof plate 11, the second limiting block 18 is connected to the inner wall of the first notch in a sliding mode, the inner wall of the mounting box 1 is located at the bottom of the first limiting block 15 and is provided with a second notch 19, the inner wall of the mounting bracket 2 is located at four corners and is fixedly connected with trigger ejector rods 7 capable of penetrating through the second notches 19, and the trigger ejector rods 7 are used;
the dustproof device comprises two second support plates 20, the bottoms of the two second support plates 20 are fixedly connected to the inner wall of the mounting box 1, the side faces of the two second support plates 20 are rotatably connected with a second shaft 21, the end parts of the two second shafts 21 are fixedly connected with a winding roller together, a dustproof net 22 is wound on the surface of the winding roller, frame-shaped grooves 23 are formed in the inner walls of the two sides of the mounting box 1, the inner walls of the frame-shaped grooves 23 are connected with two support blocks 24 in a sliding mode, the tops of the support blocks 24 are contacted with the bottom of the dustproof plate 11, the bottoms of the support blocks 24 are fixedly connected with second springs 25, the other ends of the second springs 25 are fixedly connected to the inner wall of the mounting box 1, a screen plate sliding groove 26 penetrating through the frame-shaped grooves 23 is formed in the inner wall of the frame-shaped grooves 23;
the limiting device comprises a second sliding groove 28 arranged on the inner wall of the mounting box 1, the inner wall of the second sliding groove 28 is connected with a first transverse rod 29 and a second transverse rod 30 in a sliding mode, the end part of the first transverse rod 29 is fixedly connected with a vertical rod 31, the end part of the vertical rod 31 is inserted into the top of the circuit board 4, the end part of the second transverse rod 30 is fixedly connected with a frame rod 32, the bottom of the frame rod 32 is fixedly connected with a frame 33, the first transverse rod 29 penetrates through the frame 33, the side face of the circuit board 4 is fixedly connected with a supporting spring 34, and the inner wall of the mounting box 1 is fixedly connected with a limiting rod;
in operation, the intelligent operation and maintenance terminal device in the prior art is usually provided with a heat dissipation hole 3 and a terminal interface 5 connected with downstream equipment at the outside of a rectangular shell, but the heat dissipation hole 3 and the terminal interface 5 are not provided with a dustproof protection device before being used, and during transportation, installation and use, dust may enter the device through the heat dissipation hole 3 and the connected terminal interface 5, causing a failure of a circuit board 4 and a failure of the terminal interface 5 in communication, the technical scheme can solve the above problems, and the specific working principle is as follows, by providing a sealing device, a dustproof device and a foam block 6, when the intelligent operation and maintenance terminal device needs to be installed, firstly installing the installation box 1 on the installation bracket 2, and a trigger ejector rod 7 on the installation bracket 2 contacts an inclined plane at the side of a first limit block 15 through a second notch 19 and extrudes the inclined plane, the extruded first limiting block 15 moves to the rear side and drives the second L-shaped plate 14 and the first supporting plate 16 to move and extrude the first spring 17, the second limiting block 18 is driven by the second L-shaped plate 14 to gradually remove the limiting of the dust-proof plate 11, the dust-proof plate 11 with the limiting removed is overturned under the action of the torsion spring 12, when the dust-proof plate 11 is overturned upwards for a certain angle, the supporting block 24 is not contacted with the end part of the dust-proof plate 11 any more, the supporting block 24 is directly contacted with the side surface of the dust-proof plate 11 and the supporting block 24 drives the dust-proof net 22 to move upwards through the connecting plate 27 under the action of the second spring 25, when the dust-proof plate 11 is overturned continuously, the dust-proof plates 11 at two sides lift the frame rod 32, the frame rod 32 pulls the transverse rod to move upwards through the frame rack 33, the transverse rod synchronously drives the vertical rod 31 to gradually remove the plugging of the circuit board 4, the circuit board 4 with the plugging removed is popped under the, the dust guard 11 is turned to the position close to the horizontal position gradually and then is not turned over any more by contacting with the limiting rod 35, at the moment, the dust guard 22 completely shields the heat dissipation holes 3 and the mounting box 1 is mounted on the mounting bracket 2, when the device is not used, the dust guard effect on the heat dissipation holes 3 and the terminal interface 5 is realized by arranging the dust guard 11 and the foam block 6, in the transportation process, dust is prevented from entering the device through the heat dissipation holes 3 and the terminal through groove 501, thereby effectively preventing the dust from polluting the circuit board 4 and the terminal interface 5, and keeping good performance, when the device is mounted and used, the shielding of the dust guard 11 is simply and quickly removed through the internal device, and the dust guard 22 is driven to shield the heat dissipation holes 3, the heat dissipation function is not influenced while dust is prevented, the foam block 6 is directly ejected by the terminal interface 5, the use function is realized, therefore, in-process in transportation, installation all realizes the separation to dust in the air for keep clean and tidy all the time in the intelligence fortune dimension terminal device, avoid the dust to fall into and cause the trouble on 4 troubles of circuit board and the 5 communication of terminal interface, keep the good performance of intelligence fortune dimension terminal device.
As a further scheme of the invention, a third groove 36 penetrating through the terminal through groove 501 is formed in the inner wall of the terminal through groove 501, a T-shaped plate 37 is connected to the inner wall of the third groove 36 in a sliding manner, the end of the T-shaped plate 37 is fixedly connected with the frame-shaped rod 32, a third spring 38 and an insertion shaft 39 are fixedly connected to the top and the bottom of the T-shaped plate 37 respectively, the other end of the third spring 38 is fixedly connected to the inner wall of the third groove 36, and the other end of the insertion shaft 39 is inserted into the top of the foam block 6; during operation, foam block 6 is installed on the logical groove 501 inner wall of terminal, in the in-process of transportation and installation transport, foam block 6 may drop, lead to not playing the dustproof effect to terminal interface 5, through setting up spiale 39 and third spring 38, when frame type pole 32 upward movement, frame type pole 32 will drive T template 37 upward movement in step and extrude third spring 38, T template 37 will drive spiale 39 and remove the grafting to foam block 6, realized when not using, foam block 6 is spacing firmly can not break away from by spiale 39, remove its grafting when using.
As a further scheme of the invention, the bottom of the inner wall of the mounting box 1, which is positioned at two sides of the circuit board 4, is fixedly connected with a first rectangular plate 40 and a second rectangular plate 41, the side surface of the first rectangular plate 40 is fixedly connected with a fourth spring 42, the other end of the fourth spring 42 is fixedly connected with a limiting shaft 43, the limiting shaft 43 penetrates through the second rectangular plate 41, the end part of the limiting shaft is contacted with the side surface of the circuit board 4, and two side surfaces of the circuit board 4 are both provided with limiting holes 44; during operation, when circuit board 4 installed in place, because its tip supports for supporting spring 34, when carrying out the grafting of terminal, lead to circuit board 4 to the rear side removal extrusion supporting spring 34 easily and make its grafting difficulty, through setting up spacing axle 43 and fourth spring 42, when circuit board 4 installed in place, spacing axle 43 will pop out under fourth spring 42's effect, spacing axle 43 will peg graft inside spacing hole 44, make circuit board 4 by spacing, when guaranteeing to carry out the terminal grafting, circuit board 4 can not remove to the rear side again, guarantee that the terminal grafting is stable.
As a further scheme of the invention, a strip-shaped groove is formed in the inner wall of the mounting box 1, a damping plate 45 is connected to the inner wall of the strip-shaped groove in a sliding manner, a damping pad 46 and a damping spring 47 are respectively and fixedly connected to two sides of the damping plate 45, and the other end of the damping spring 47 is fixedly connected to the inner wall of the strip-shaped groove; in operation, when circuit board 4 is gone out by supporting spring 34 to when contacting the inner wall of mounting box 1, can cause the damage of circuit board 4, through setting up damper plate 45 and damping spring 47 and shock pad 46, when circuit board 4 contacts mounting box 1 inner wall, absorb the energy of striking and through the soft contact protection circuit board 4 of shock pad 46 through damping spring 47, avoid it to receive the problem of damage.
As a further scheme of the invention, the connecting mechanism comprises a limiting groove 48, the limiting groove 48 is arranged on the side surface of the mounting box 1, mounting grooves are arranged on both sides of the mounting bracket 2, the inner wall of each mounting groove is connected with a wedge block 49 in a sliding manner, the side surface of each wedge block 49 is fixedly connected with a fifth spring 50, the other end of each fifth spring 50 is fixedly connected to the inner wall of each mounting groove, and the side surface of each wedge block 49 is fixedly connected with a pull rod which penetrates through the corresponding fifth spring 50 and the end part of each pull rod penetrates; in operation, the fifth spring 50 and the wedge-shaped block 49 are arranged to ensure that the mounting box 1 can be fixed and cannot be separated when being mounted on the mounting bracket 2.
As a further scheme of the invention, both side surfaces of the mounting bracket 2 are fixedly connected with mounting blocks 51, and the tops of the mounting blocks 51 are provided with through threaded holes; in operation, the whole device is fixed to a proper mounting position through screws by arranging the mounting block 51 and the threaded hole.
The working principle is as follows: when the intelligent operation and maintenance terminal device needs to be installed, firstly, the installation box 1 is installed on the installation support 2, the trigger ejector rod 7 on the installation support 2 contacts the inclined plane on the side surface of the first limiting block 15 through the second notch 19 and extrudes the inclined plane, the extruded first limiting block 15 moves towards the rear side and drives the second L-shaped plate 14 and the first supporting plate 16 to move and extrude the first spring 17, the second limiting block 18 gradually releases the limiting of the dust-proof plate 11 under the driving of the second L-shaped plate 14, the dust-proof plate 11 with the released limiting is overturned under the action of the torsion spring 12, when the dust-proof plate 11 overturns upwards for a certain angle, the supporting block 24 is not contacted with the end part of the dust-proof plate 11 any more, the supporting block 24 is directly contacted with the side surface of the dust-proof plate 11 and under the action of the second spring 25, the supporting block 24 drives the dust-proof net 22 to move upwards through the, the dustproof plates 11 on two sides lift up the frame-shaped rods 32, the frame-shaped rods 32 pull the transverse rods to move upwards through the frame-shaped frame 33, the transverse rods synchronously drive the vertical rods 31 to gradually remove the insertion of the circuit board 4, the circuit board 4 after the insertion is removed pops up under the action of the supporting springs 34 and ejects the foam block 6, the dustproof plates 11 gradually turn over to be close to the horizontal position and then contact with the limiting rods 35 to be not turned over any more, at the moment, the dustproof nets 22 completely shield the radiating holes 3 and the mounting box 1 is mounted on the mounting bracket 2, when the device is not used, the dustproof effect on the radiating holes 3 and the terminal interfaces 5 is realized by arranging the dustproof plates 11 and the foam block 6, in the transportation process, dust is prevented from entering the device through the radiating holes 3 and the terminal through grooves 501, thereby effectively preventing the dust from polluting the circuit board 4 and the terminal interfaces 5 and keeping good performance, when the installation is used, through the simple swift sheltering from of removing dust guard 11 of internal arrangement, it shelters from louvre 3 to drive dust screen 22 simultaneously, do not influence its radiating function in dirt-proof, foam block 6 will be directly ejecting by terminal interface 5, realize the function of its use, therefore, in the transportation, the in-process of installation, all realize the separation to dust in the air, make and remain clean and tidy in the intelligent fortune dimension terminal device all the time, avoid the dust to fall into and cause the trouble that circuit board 4 trouble and terminal interface 5 communication are not last, keep the good performance of intelligent fortune dimension terminal device.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.