A heat dissipation protection device for electromechanical equipment

Abstract

The present invention discloses a heat dissipation protection device for electromechanical equipment, which relates to the technical field of electromechanical equipment. The heat dissipation protection device includes a heat dissipation channel, a ventilation fixing plate and a heat dissipation fan, and also includes an upper shielding plate, a combined transmission mechanism, a main power cylinder part and an external cleaning component. When the upper shielding plate rotates around the upper shaft, the external cleaning component moves along the guide slide; when the combined transmission mechanism moves relative to the heat dissipation channel, the combined transmission mechanism can drive the flip shaft and the upper shaft to rotate; the main power cylinder part is arranged on the end surface of the ventilation fixing plate facing the heat dissipation channel and one end of the main power cylinder part is connected to the combined transmission mechanism. The present invention has a simple structure, can filter the heat dissipation airflow flowing to the inside of the electromechanical equipment and can reversely guide the airflow at the same time, and blow off the dust on the dust filter screen to avoid blockage. At the same time, using the upper shielding plate to cover the dust filter screen can prevent the airflow with rain and fog from automatically entering the electromechanical equipment, thereby improving the practicality of the electrical components in the electromechanical equipment, and has strong practicality.

Description

Technical Field

[0001] The invention relates to the technical field of electromechanical equipment, in particular to a heat dissipation protection device for electromechanical equipment. Background Art

[0002] In daily life, the demand for electromechanical equipment is increasing. From transportation to various household appliances, computers, printers, etc., electromechanical products have become indispensable in people's lives. Advanced electromechanical equipment can greatly improve labor productivity, reduce labor intensity, improve the production environment, and complete tasks that cannot be completed by manpower.

[0003] The working modules inside the electromechanical equipment will generate a large amount of heat when working. In order to discharge this heat, a cooling fan is usually installed on the side wall of the electromechanical equipment. The cooling fan guides the external airflow into the electromechanical equipment to increase the airflow fluidity inside the electromechanical equipment and improve the heat dissipation. However, the external airflow will be mixed with impurities such as dust. These impurities enter the electromechanical equipment and interfere with the operation of the working module. Therefore, it is necessary to install filters at the vents. These filters isolate dust and cause their surfaces to be clogged. Direct cleaning with a brush or scraper can easily cause the dust to break and open in the filter holes of the filter, further causing clogging. Summary of the invention

[0004] The purpose of the present invention is to provide a heat dissipation protection device for electromechanical equipment to solve the problems raised in the background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A heat dissipation protection device for electromechanical equipment, comprising a heat dissipation channel with one end extending into the heat dissipation port of the electromechanical equipment, a ventilation fixing plate for detachably connecting to the outer wall of the heat dissipation port of the electromechanical equipment, and at least one heat dissipation fan, the ventilation fixing plate being arranged at one end of the heat dissipation channel and having a ventilation port in the middle of the ventilation fixing plate, and a dust filter screen being installed in the ventilation port; a fan frame structure is arranged in the end of the heat dissipation channel away from the ventilation fixing plate and a flip shaft is arranged in the middle of both ends of the fan frame structure, the fan frame structure passes through the side wall of the heat dissipation channel and is rotatably connected thereto; two guide slideways are arranged on the end surface of the ventilation fixing plate away from the heat dissipation channel, which are respectively located on both sides of the dust filter screen, and also include an upper shielding plate, a combined transmission mechanism, a main power cylinder part and an external cleaning component, the external cleaning component is arranged on the dust filter screen The front side of the outer cleaning component is respectively slidably connected with the two guide slides, the upper shield plate is arranged on the upper side of the guide slide and one side of the upper shield plate is rotatably connected with the end face of the ventilation fixing plate through the upper rotating shaft, the upper shield plate can be rotated to a position opposite to the dust filter screen plate, and the outer cleaning component is also connected to the side of the upper shield plate; when the upper shield plate rotates around the upper rotating shaft, the outer cleaning component moves along the guide slide; the combined transmission mechanism is slidably arranged on the heat dissipation channel and one end of the combined transmission mechanism is connected to the upper rotating shaft, and the combined transmission mechanism is also connected to the flip rotating shaft; when the combined transmission mechanism moves relative to the heat dissipation channel, the combined transmission mechanism can drive the flip rotating shaft and the upper rotating shaft to rotate; the main power cylinder part is arranged on the end face of the ventilation fixing plate facing the heat dissipation channel and one end of the main power cylinder part is connected to the combined transmission mechanism.

[0007] On the basis of the above technical solution, the present invention also provides the following optional technical solution:

[0008] In an optional scheme: the combined transmission mechanism includes a movable plate, at least one upper rack and at least one group of side transmission parts, the movable plate is slidably arranged on the heat dissipation channel and the movable plate is connected to one end of the main power cylinder part, the two ends of the movable plate extend to the side walls of the heat dissipation channel respectively, the side transmission part is vertically slidably arranged on the side wall of the heat dissipation channel and the side transmission part is connected to one end of the movable plate, and the side transmission part is also connected to the flip shaft; the upper rack slides through the ventilation fixed plate, one end of the upper rack is fixedly connected to the movable plate, and an upper gear meshing with the upper rack is arranged on the upper shaft.

[0009] In an optional scheme: a flip gear part is arranged on the flip shaft, a push oblique guide groove is provided on the side surface of the end portion of the movable plate extending to the side wall of the heat dissipation channel, and both ends of the push oblique guide groove have smooth parts, the side transmission part includes a flip action rod and a flip rack, the flip action rod is vertically slidably matched with the side wall of the heat dissipation channel and the flip rack is arranged on the side of the flip action rod, and the flip rack is meshed with the flip gear part; an extension column is arranged on the top of the flip action rod and the extension column extends to the inside of the push oblique guide groove, and the extension column can move along the push oblique guide groove.

[0010] In an optional scheme: the external cleaning component includes two lower cleaning sliders, a cleaning cross bar and a sleeve portion, the two lower cleaning sliders are respectively slidably arranged on two guide slides and the lower cleaning slider is provided with a cleaning push-pull rod with one end intersecting therewith, and the other end of the cleaning push-pull rod is hinged to the side of the upper shield plate, the two ends of the cleaning cross bar are respectively connected to the two lower cleaning sliders, the sleeve portion is installed on the cleaning cross bar and the outer wall of the sleeve portion has cleaning bristles.

[0011] In an optional solution: a cleaning gear portion is provided at the end of the cleaning cross bar and the cleaning cross bar is rotatably connected to the lower cleaning slide block, a cleaning rack portion parallel to the guide slide is provided on the end surface of the ventilation fixed plate, and the cleaning gear portion is meshed with the cleaning rack portion.

[0012] In an optional scheme: the fan frame structure includes an outer frame and at least one inner frame, the outer frame is located in the heat dissipation channel near the port and the end of the outer frame is connected to the flip shaft, the outer wall of the inner frame is fixedly connected to the inner wall of the outer frame by a plurality of connecting rods, the heat dissipation fan is correspondingly installed inside the inner frame and a fan fixing plate is provided on the back side wall of the heat dissipation fan, a plurality of fastening screws are arranged on the outer wall of the inner frame, and the fan fixing plate and the plurality of fastening screws are fastened together by nuts.

[0013] In an optional scheme: a shock-absorbing spacer ring is also arranged between the heat dissipation fan and the end face of the inner frame, and the outer wall of the shock-absorbing spacer ring has a lug, and the fastening screw passes through the lug; a shock-absorbing movable seat capable of sliding thereon is arranged on the connecting rod part, and a shock-absorbing connecting rod member with one end hinged thereto is arranged on the shock-absorbing movable seat, and the shock-absorbing connecting rod member is hinged to the side wall of the shock-absorbing spacer ring; the shock-absorbing movable seat is connected to the inner wall of the outer frame by a shock-absorbing spring part.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The heat dissipation fan in the present invention can guide the external airflow to the inside of the electromechanical equipment through the dust filter screen, increase the airflow flow inside the electromechanical equipment, and improve the heat dissipation efficiency. The heat dissipation fan can also reversely blow the internal airflow of the electromechanical equipment to the dust filter screen, and the airflow takes away the dust and impurities on the dust filter screen to avoid blockage.

[0016] 2. In the present invention, the upper shield is located on the upper side of the vent and plays a role in rain protection. When the upper shield is in a vertical state, it can cover the dust filter screen and prevent rain and fog from flowing through the dust filter screen into the heat dissipation channel, thereby effectively avoiding the rain and fog airflow from increasing the humidity inside the electromechanical equipment and improving the usability of the electromechanical equipment.

[0017] 3. The present invention has a simple structure, can filter the heat dissipation airflow flowing into the inside of the electromechanical equipment and can also reversely guide the airflow and blow off the dust on the dust filter screen to avoid blockage. At the same time, the upper shielding plate can be used to cover the dust filter screen to prevent the airflow with rain and fog from automatically entering the electromechanical equipment, thereby improving the practicality of the electrical components in the electromechanical equipment, and the practicality is relatively strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The figure is a schematic diagram of the front axle side structure of the heat dissipation protection device in one embodiment of the present invention.

[0019] Figure 2 The figure is a schematic diagram of the rear axle side structure of the heat dissipation protection device in one embodiment of the present invention.

[0020] Figure 3 It is a schematic structural diagram of an upper shield, a combined transmission mechanism and an external cleaning component in one embodiment of the present invention.

[0021] Figure 4 This is a schematic diagram of the front axle side structure of the heat dissipation fan installed in an embodiment of the present invention.

[0022] Figure 5 This is a schematic diagram of the rear axle-side structure after the heat dissipation fan is installed in one embodiment of the present invention.

[0023] Figure 6 It is a schematic diagram of the fan frame structure in one embodiment of the present invention.

[0024] Notes on the reference numerals: heat dissipation channel 100, ventilation fixing plate 200, bending portion 210, ventilation port 220, dust filter screen plate 230, guide slide 240, cleaning rack portion 250, fan frame structure 300, outer frame 310, inner frame 320, connecting rod portion 330, shock-absorbing spacer ring 340, shock-absorbing movable seat 350, fastening screw 360, shock-absorbing connecting rod member 370, shock-absorbing spring portion 380, shock-absorbing airbag ring 390, heat dissipation fan 400, fan fixing plate 410, upper cover Plate 500, upper rotating shaft 510, upper gear 520, flip rotating shaft 600, flip gear part 610, combined transmission mechanism 700, movable plate 710, upper rack 720, pushing inclined guide groove 730, flip action rod 740, flip rack 750, extension column 760, main power cylinder part 800, external cleaning part 900, lower cleaning slider 910, cleaning cross bar 920, cleaning gear part 930, sleeve part 940, cleaning brush 950, cleaning push-pull rod 960. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments; in the drawings or descriptions, similar or identical parts use the same reference numerals, and in practical applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the present invention are only used to illustrate the present invention and are not used to limit the scope of the present invention. Any obvious modifications or changes made to the present invention do not depart from the spirit and scope of the present invention.

[0026] The left, right, up, and down positions of the various components given in the drawings are only one arrangement method, and the specific positions are set according to specific needs.

[0027] In one embodiment, Figure 1-Figure 3 As shown, a heat dissipation protection device for electromechanical equipment includes a heat dissipation channel 100 with one end extending into the heat dissipation port of the electromechanical equipment, a ventilation fixing plate 200 for detachably connecting to the outer wall of the heat dissipation port of the electromechanical equipment, and at least one heat dissipation fan 400, wherein the ventilation fixing plate 200 is arranged at one end of the heat dissipation channel 100 and a vent 220 is provided in the middle of the ventilation fixing plate 200, and a dust filter screen 230 is installed in the vent 220; a fan frame structure is arranged in the end of the heat dissipation channel 100 away from the ventilation fixing plate 200 The fan frame structure 300 is provided with a flip shaft 600 at the middle position of both ends of the fan frame structure 300, and the fan frame structure 300 passes through the side wall of the heat dissipation channel 100 and is rotatably connected thereto; the ventilation fixing plate 200 is provided with two guide slideways 240 located on both sides of the dust filter screen plate 230 on the end surface away from the heat dissipation channel 100, and also includes an upper shielding plate 500, a combined transmission mechanism 700, a main power cylinder part 800 and an external cleaning component 900, the external cleaning component 900 is arranged on the front side of the dust filter screen plate 230 and the external cleaning component 900 is arranged on the front side of the dust filter screen plate 230. The two ends of the cleaning component 900 are respectively slidably connected to the two guide slides 240, the upper shield plate 500 is arranged on the upper side of the guide slide 240, and one side of the upper shield plate 500 is rotatably connected to the end face of the ventilation fixing plate 200 through the upper rotating shaft 510, the upper shield plate 500 can be rotated to a position opposite to the dust filter screen 230, and the external cleaning component 900 is also connected to the side of the upper shield plate 500; when the upper shield plate 500 rotates around the upper rotating shaft 510, the external cleaning component 900 moves along the guide slide 240; the combined transmission mechanism 700 is slidably arranged on the heat dissipation channel 100 and one end of the combined transmission mechanism 700 is connected to the upper rotating shaft 510, and the combined transmission mechanism 700 is also connected to the flip rotating shaft 600; when the combined transmission mechanism 700 moves relative to the heat dissipation channel 100, the combined transmission mechanism 700 can drive the flip rotating shaft 600 and the upper rotating shaft 510 to rotate; the main power cylinder part 800 is arranged on the end surface of the ventilation fixing plate 200 facing the heat dissipation channel 100 and one end of the main power cylinder part 800 is connected to the combined transmission mechanism 700.

[0028] In the embodiment of the present invention, the heat dissipation protection device is installed on the side wall of the electromechanical equipment. In the initial state, the upper shield plate 500 is located on the upper side of the vent 220 and plays a role in rain protection, and the air outlet part of the heat dissipation fan 400 faces the interior of the electromechanical equipment. The heat dissipation fan 400 works and introduces heat dissipation airflow into the interior of the electromechanical equipment. The heat dissipation airflow flows to various positions inside the electromechanical equipment and takes away the heat generated by the operation of the electromechanical equipment; the external airflow needs to be filtered by the dust filter screen 230 before entering the heat dissipation channel 100 and flows to the interior of the electromechanical equipment under the action of the heat dissipation fan 400; the dust filter screen 230 can effectively prevent dust and other impurities in the air from entering the interior of the electromechanical equipment; the dust filter screen When too much dust or other impurities adhere to the ventilation opening 230 or the ventilation opening 220 needs to be sealed to prevent rain and fog from entering the electromechanical equipment, the main power cylinder part 800 starts to work and the main power cylinder part 800 drives the joint transmission mechanism 700 to move in the heat dissipation channel 100 along its thickness direction, and the moving joint transmission mechanism 700 acts on the flip shaft 600 and the upper shaft 510 to rotate the flip shaft 600 and the upper shaft 510, and the flip shaft 600 rotates and drives the fan frame structure 300 to rotate, so that the heat dissipation fan 400 rotates with the fan frame structure 300 and until the heat dissipation fan 400 and the fan frame structure 300 rotate 180 degrees, the joint transmission mechanism 700 does not Then, the flip shaft 600 is acted on, and the air outlet and air inlet ends of the heat dissipation fan 400 are switched, and the heat dissipation fan 400 begins to guide the hot air flow inside the electromechanical equipment to the inside of the heat dissipation channel 100 and blows it toward the dust filter screen 230; the air flow acts on the dust filter screen 230 and blows away dust and other impurities on the surface of the dust filter screen 230 and in the filter holes, so as to avoid clogging of the dust filter screen 230 and affecting heat dissipation; the rotating upper shaft 510 drives the upper shield plate 500 to rotate downward, and the upper shield plate 500 gradually rotates from a horizontal state to a vertical state. When the upper shield plate 500 is in an inclined state, it can guide dust and air flow to flow downward to avoid dust flying; during the downward rotation of the upper shield plate 500, the external cleaning component is also driven 900 moves along the guide slide 240, and the external cleaning component 900 acts on the surface of the dust filter screen 230 and cleans the stubborn dust on the surface of the dust filter screen 230, thereby effectively cleaning the dust on the dust filter screen 230. Secondly, when the upper shielding plate 500 is in a vertical state, it can cover the dust filter screen 230 and prevent the rain and fog airflow from passing through the dust filter screen 230 and entering the heat dissipation channel 100, thereby effectively preventing the rain and fog airflow from increasing the humidity inside the electromechanical equipment and improving the usability of the electromechanical equipment; under normal conditions, the main power cylinder part 800 drives the joint transmission mechanism 700 to move back, thereby causing the fan frame structure 300, the heat dissipation fan 400 and the upper shielding plate 500 to rotate to the initial position. Among them, the top of the ventilation fixed plate 200 has a bending portion 210 that is inclined downward to the outside and the bending portion can prevent rainwater from flowing along the outer wall of the ventilation fixed plate 200.

[0029] In one embodiment, Figure 1-Figure 3As shown, the combined transmission mechanism 700 includes a movable plate 710, at least one upper rack 720 and at least one set of side transmission parts. The movable plate 710 is slidably arranged on the heat dissipation channel 100 and is connected to one end of the main power cylinder part 800. The two ends of the movable plate 710 extend to the side wall of the heat dissipation channel 100 respectively. The side transmission part is vertically slidably arranged on the side wall of the heat dissipation channel 100 and is connected to one end of the movable plate 710. The side transmission part is also connected to the flip shaft 600; the upper rack 720 slides through the ventilation fixed plate 200, one end of the upper rack 720 is fixedly connected to the movable plate 710, and the upper shaft 51 0 is provided with an upper gear 520 meshing with an upper rack 720; in the embodiment of the present invention, the main power cylinder part 800 drives the movable plate 710 to move on the heat dissipation channel 100 by telescopically driving, and the movable plate 710 rotates the upper shaft 510 through the meshing of the upper rack 720 and the upper gear 520, and the upper shaft 510 drives the upper shielding plate 500 to rotate; the movable plate 710 acts on the side transmission part and makes the side transmission part slide vertically on the side wall of the heat dissipation channel 100, and the side transmission part acts on the flip shaft 600 and makes the flip shaft 600 rotate, thereby driving the fan frame structure 300 to rotate, so as to switch the direction of the airflow guided by the heat dissipation fan 400.

[0030] In one embodiment, Figure 1-Figure 3 As shown, the flip shaft 600 is provided with a flip gear part 610, the movable plate 710 extends to the side of the end of the side wall of the heat dissipation channel 100 and has a push oblique guide groove 730, and both ends of the push oblique guide groove 730 have smooth parts, the side transmission part includes a flip action rod 740 and a flip rack 750, the flip action rod 740 is vertically slidably matched with the side wall of the heat dissipation channel 100, and the flip rack 750 is arranged on the side of the flip action rod 740, and the flip rack 750 is meshed with the flip gear part 610; the top of the flip action rod 740 is provided with an extension column 760, and the extension column 760 is provided with an extension column 760. Extending to the inside of the pushing oblique guide groove 730, the extending pin 760 can move along the pushing oblique guide groove 730; in the embodiment of the present invention, the pushing oblique guide groove 730 moves with the movable plate 710 and acts on the flip action rod 740 through the extending pin 760, and the flip action rod 740 moves vertically on the side wall of the heat dissipation channel 100 and rotates the fan frame structure 300 through the engagement of the flip rack 750 and the flip gear part 610. When the extending pin 760 is in the smooth part, the flip action rod 740 no longer moves vertically, so that the fan frame structure 300 and the heat dissipation fan 400 can maintain a stable state.

[0031] In one embodiment, Figure 1-Figure 3As shown, the external cleaning component 900 includes two lower cleaning sliders 910, a cleaning cross bar 920 and a sleeve portion 940, the two lower cleaning sliders 910 are respectively slidably arranged on the two guide slides 240 and the lower cleaning slider 910 is provided with a cleaning push-pull rod 960 with one end hinged thereto, the other end of the cleaning push-pull rod 960 is hinged to the side of the upper shield plate 500, the two ends of the cleaning cross bar 920 are respectively connected to the two lower cleaning sliders 910, the sleeve portion 940 is installed on the cleaning cross bar 920 and the outer wall of the sleeve portion 940 is provided with cleaning bristles 950; in this embodiment of the present invention, the rotating upper shield plate 500 acts on the lower cleaning slider 910 through the cleaning push-pull rod 960 and makes the lower cleaning slider 910 move along the guide slide 240, so that the sleeve portion 940 and the cleaning bristles 950 move on the surface of the dust filter screen 230 and clean the dust and impurities on the surface of the dust filter screen 230.

[0032] In one embodiment, Figure 1-Figure 3 As shown, a cleaning gear portion 930 is provided at the end of the cleaning cross bar 920 and the cleaning cross bar 920 is rotatably connected to the lower cleaning slider 910, and a cleaning rack portion 250 parallel to the guide slide 240 is provided on the end face of the ventilation fixed plate 200, and the cleaning gear portion 930 is meshed with the cleaning rack portion 250; in this embodiment of the present invention, as the cleaning cross bar 920 moves with the lower cleaning slider 910, the cleaning rack portion 250 maintains a meshing state with the cleaning gear portion 930, so that the lower cleaning slider 910 rotates and causes the sleeve portion 940 and the cleaning brush 950 to rotate, and the cleaning brush 950 cleans the dust and impurities on the surface of the dust filter screen 230 in a rotating manner.

[0033] In one embodiment, Figure 1-Figure 5As shown, the fan frame structure 300 includes an outer frame 310 and at least one inner frame 320, the outer frame 310 is located in the heat dissipation channel 100 near the port and the end of the outer frame 310 is connected to the flip shaft 600, the outer wall of the inner frame 320 is fixedly connected to the inner wall of the outer frame 310 through a plurality of connecting rods 330, the heat dissipation fan 400 is correspondingly installed inside the inner frame 320 and a fan fixing plate 410 is provided on the back side wall of the heat dissipation fan 400, and the outer wall of the inner frame 320 is fixedly connected to the inner wall of the outer frame 310 through a plurality of connecting rods 330. A plurality of fastening screws 360 are provided, and the fan fixing plate 410 is fastened to the plurality of fastening screws 360 by nuts; in the embodiment of the present invention, the heat dissipation fan 400 is fastened with the inner frame 320 by the fastening screws 360 to achieve detachability and replacement; when the flip shaft 600 rotates and drives the outer frame 310 to rotate, the heat dissipation fan 400 can rotate to the side of the outer frame 310 close to the port of the heat dissipation channel 100, so as to facilitate the removal of the heat dissipation fan 400 outside the heat dissipation channel 100. Among them, the inner wall of the inner frame 320 is provided with a shock-absorbing airbag ring 390 and the shock-absorbing airbag ring 390 is located between the inner wall of the inner frame 320 and the outer wall of the heat dissipation fan 400, and the shock-absorbing airbag ring 390 can buffer the vibration generated when the heat dissipation fan 400 is working.

[0034] In one embodiment, Figure 1-Figure 5 As shown, a shock-absorbing spacer ring 340 is further arranged between the heat dissipation fan 400 and the end surface of the inner frame 320, and the outer wall of the shock-absorbing spacer ring 340 has a lug, and the fastening screw 360 passes through the lug; the connecting rod portion 330 is provided with a shock-absorbing movable seat 350 that can slide thereon, and the shock-absorbing movable seat 350 is provided with a shock-absorbing connecting rod member 370 with one end hinged thereto, and the shock-absorbing connecting rod member 370 is hinged to the side wall of the shock-absorbing spacer ring 340; the shock-absorbing movable seat 350 is connected to the inner wall of the outer frame 310 through a shock-absorbing spring portion 380; In an embodiment of the present invention, the shock-absorbing spacer ring 340 is located between the heat dissipation fan 400 and the end face of the inner frame 320. When the heat dissipation fan 400 is working and generates vibration, the heat dissipation fan 400 acts on the shock-absorbing spacer ring 340 and causes the shock-absorbing spacer ring 340 to move between the heat dissipation fan 400 and the inner frame 320. The shock-absorbing spacer ring 340 acts on the shock-absorbing movable seat 350 through the shock-absorbing connecting rod 370, and the shock-absorbing movable seat 350 can effectively buffer the vibration through the shock-absorbing spring part 380 between the inner wall of the outer frame 310, and reduce the noise generated by the vibration.

[0035] The above embodiment provides a heat dissipation protection device for electromechanical equipment, wherein the heat dissipation protection device is installed at the heat dissipation port on the side wall of the electromechanical equipment, the heat dissipation fan 400 is detachably installed in the corresponding inner frame 320, a shock-absorbing spacer ring 340 is installed between the heat dissipation fan 400 and the inner frame 320, and the shock-absorbing spacer ring 340 is moved on the connecting rod part 330 by the elastic damping of the shock-absorbing spring part 380 through the shock-absorbing movable seat 350 to buffer the vibration generated by the operation of the heat dissipation fan 400; secondly, the outer frame 310 can rotate and switch the direction of the air inlet and air outlet of the heat dissipation fan 400, which is convenient for disassembling the heat dissipation fan 400 and the heat dissipation fan 400 can blow the airflow inside the electromechanical equipment to the dust filter screen 230, and the airflow can take away the dust on the surface of the dust filter screen 230; and the main power cylinder part 800 acts on the movable plate 710, the movable plate 7 10 drives the flip action rod 740 to move vertically, and the flip action rod 740 rotates the flip shaft 600 and the outer frame 310 through the meshing of the flip rack 750 and the flip gear part 610; the movable movable plate 710 rotates the upper shaft 510 and the upper shield plate 500 through the meshing of the upper rack 720 and the upper gear 520, so that the upper shield plate 500 gradually rotates from a horizontal state to a vertical state. When the upper shield plate 500 is in an inclined state, it can guide dust and airflow to flow downward to prevent dust from flying; during the downward rotation of the upper shield plate 500, the lower cleaning slider 910 is also driven to move along the guide slide 240, and the lower cleaning slider 910 drives the cleaning cross bar 920, the sleeve part 940 and the cleaning brush 950 to act on the surface of the dust filter screen 230 and clean the stubborn dust on the surface of the dust filter screen 230, thereby effectively cleaning the dust on the dust filter screen 230.

[0036] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A heat dissipation protection device for electromechanical equipment, comprising a heat dissipation channel with one end extending into the heat dissipation port of the electromechanical equipment, a ventilation fixing plate for detachably connecting with the outer wall of the heat dissipation port of the electromechanical equipment, and at least one heat dissipation fan, wherein the ventilation fixing plate is arranged at one end of the heat dissipation channel and a ventilation port is provided in the middle of the ventilation fixing plate, and a dust filter screen is installed in the ventilation port, characterized in that: A fan frame structure is arranged in the end of the heat dissipation channel away from the ventilation fixing plate, and a flip shaft is arranged at the middle position of both ends of the fan frame structure, and the fan frame structure passes through the side wall of the heat dissipation channel and is rotatably connected thereto; The end surface of the ventilation fixing plate away from the heat dissipation channel is provided with two guide slideways respectively located on both sides of the dust filter screen plate; It also includes an upper shield, a combined transmission mechanism, a main power cylinder part and an external cleaning part; The external cleaning component is arranged on the front side of the dust filter screen, and the two ends of the external cleaning component are respectively slidably connected with the two guide slides, the upper shielding plate is arranged on the upper side of the guide slide, and one side of the upper shielding plate is rotatably connected with the end surface of the ventilation fixing plate through the upper rotating shaft, the upper shielding plate can be rotated to a position opposite to the dust filter screen, and the external cleaning component is also connected to the side of the upper shielding plate; When the upper shield plate rotates around the upper rotating shaft, the outer cleaning component moves along the guide slideway; The combined transmission mechanism is slidably arranged on the heat dissipation channel and one end of the combined transmission mechanism is connected to the upper rotating shaft, and the combined transmission mechanism is also connected to the flip rotating shaft; When the combined transmission mechanism moves relative to the heat dissipation channel, the combined transmission mechanism can drive the flip shaft and the upper shaft to rotate; The main power cylinder part is arranged on the end surface of the ventilation fixing plate facing the heat dissipation channel and one end of the main power cylinder part is connected to the combined transmission mechanism; The combined transmission mechanism includes a movable plate, at least one upper rack and at least one set of side transmission parts; The movable plate is slidably arranged on the heat dissipation channel and is connected to one end of the main power cylinder part, and both ends of the movable plate extend to the side wall of the heat dissipation channel respectively. The side transmission part is vertically slidably arranged on the side wall of the heat dissipation channel and is connected to one end of the movable plate, and the side transmission part is also connected to the flip shaft; The upper rack slides through the ventilation fixed plate, one end of the upper rack is fixedly connected to the movable plate, and an upper gear meshing with the upper rack is arranged on the upper rotating shaft; The outer cleaning component includes two lower cleaning slide blocks, a cleaning cross bar and a sleeve portion; The two lower cleaning slide blocks are respectively slidably arranged on the two guide slideways, and a cleaning push-pull rod with one end intersecting with the lower cleaning slide block is arranged on the lower cleaning slide block, and the other end of the cleaning push-pull rod is hinged with the side of the upper shield plate; The two ends of the cleaning cross bar are respectively connected with two lower cleaning slide blocks; the sleeve part is installed on the cleaning cross bar part and the outer wall of the sleeve part is provided with cleaning bristles.

2. The electromechanical equipment heat dissipation protection device according to claim 1, characterized in that: The flip shaft is provided with a flip gear part, and the side surface of the end of the movable plate extending to the side wall of the heat dissipation channel is provided with a push oblique guide groove, and both ends of the push oblique guide groove are provided with smooth parts; The side transmission part includes a flip action rod and a flip rack, wherein the flip action rod is vertically slidably matched with the side wall of the heat dissipation channel and the flip rack is arranged on the side of the flip action rod, and the flip rack is meshed with the flip gear part; An extension pin is arranged on the top of the flip action rod and extends into the inside of the push oblique guide groove, and the extension pin can move along the push oblique guide groove.

3. The electromechanical equipment heat dissipation protection device according to claim 1, characterized in that: A cleaning gear portion is provided at the end of the cleaning cross bar and the cleaning cross bar is rotatably connected to the lower cleaning slide block. A cleaning rack portion parallel to the guide slideway is provided on the end surface of the ventilation fixed plate, and the cleaning gear portion is meshed with the cleaning rack portion.

4. The electromechanical equipment heat dissipation protection device according to any one of claims 1 to 3, characterized in that: The fan frame structure includes an outer frame and at least one inner frame; The outer frame is located in the heat dissipation channel near the port and the end of the outer frame is connected to the flip shaft, and the outer wall of the inner frame is fixedly connected to the inner wall of the outer frame through a plurality of connecting rods; The heat dissipation fan is correspondingly installed inside the inner frame and a fan fixing plate is provided on the back side wall of the heat dissipation fan. A plurality of fastening screws are arranged on the outer wall of the inner frame. The fan fixing plate and the plurality of fastening screws are fastened and connected by nuts.

5. The electromechanical equipment heat dissipation protection device according to claim 4, characterized in that: A shock-absorbing spacer ring is also arranged between the heat dissipation fan and the end surface of the inner frame, and a lug is provided on the outer wall of the shock-absorbing spacer ring, through which the fastening screw passes; The connecting rod portion is provided with a damping movable seat capable of sliding thereon, the damping movable seat is provided with a damping connecting rod member having one end hinged thereto, and the damping connecting rod member is hinged to the side wall of the damping spacer ring; The shock-absorbing movable seat is connected to the inner wall of the outer frame through a shock-absorbing spring portion.

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