Waterproof device of charging pile
By designing a combination of heat dissipation holes, drainage grooves, sealing components, water absorption components and water vibration components on the charging pile, the problem of rainwater entering the charging pile is solved, effective waterproofing and heat dissipation effects are achieved on rainy days, ensuring the normal operation of the charging pile.
Patent Information
- Application Number
- CN202511242611.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-02
- Publication Date
- 2025-10-03
- Estimated Expiration
- 2045-09-02
AI Technical Summary
On rainy days, rainwater can easily enter the existing charging pile through the ventilation holes, affecting its use.
A waterproof device including a heat dissipation hole plate, a drainage groove, a sealing component, a water absorption component and a water vibration component is designed. The sealing plate is adjusted to open and close under different rainfall conditions. Combined with the heat dissipation mechanism and the water absorption mechanism, it prevents rainwater from entering the charging pile while ensuring the heat dissipation effect.
Under different rainfall conditions, it effectively prevents rainwater from entering the charging pile, ensures normal heat dissipation of the charging pile, avoids damage to internal components, and ensures the stability of the charging function.
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Figure CN120735631A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of charging piles, and in particular to a waterproof device for a charging pile. Background Art
[0002] A new energy vehicle charging pile refers to a charging device that provides energy replenishment for new energy vehicles. Its function is similar to that of a gas pump in a gas station. It can be fixed on the ground or on the wall and installed in parking lots or charging stations in public buildings and communities. It can charge various types of electric vehicles according to different voltage levels.
[0003] Existing charging piles are equipped with ventilation holes to dissipate heat from the electrical components inside the charging piles. However, on rainy days, some rainwater may enter the charging piles through the ventilation holes, affecting the use of the charging piles. Therefore, a waterproof device for charging piles is urgently needed to solve this problem. Summary of the Invention
[0004] The purpose of the embodiments of the present invention is to provide a waterproof device for a charging pile to solve the problems raised in the above background technology.
[0005] To achieve the above object, the present invention provides the following technical solutions: The waterproof device of the charging pile includes a charging pile housing, a mounting window is provided on the side wall of the charging pile housing, and further includes: A heat dissipation hole plate is located in the installation window and is connected to the charging pile housing through a hinge. The heat dissipation hole plate is provided with a plurality of heat dissipation holes; A drainage groove is provided on the side wall of the charging pile housing and is located below the heat dissipation hole plate, and the drainage groove is connected to the installation window; A fixing plate, one side of which is connected to the heat dissipation hole plate, wherein two sets of fixing plates are provided and are symmetrically arranged; A heat dissipation mechanism is connected to the fixing plate, and the heat dissipation mechanism is provided with a plurality of groups for dissipating heat from the charging pile housing; The waterproof mechanism is used to prevent rainwater from entering the charging pile housing. The waterproof mechanism includes: A blocking component is connected to the charging pile housing and the fixing plate, and is used to cooperate with the fixing plate to block the installation window; A water absorption component is connected to the fixing plate and is located on a side of the blocking component away from the heat dissipation hole plate, and is used to absorb moisture in the air; The water vibration component is connected to the heat dissipation mechanism and is used to knock on the heat dissipation hole plate to shake off the water droplets remaining on the heat dissipation hole plate.
[0006] As a further solution of the present invention: the heat dissipation mechanism includes: The telescopic frame plate is composed of several groups of square frames that are slidably sleeved together, the outer wall of the outermost square frame is connected to the fixed plate, and the end of the innermost square frame away from the installation window side wall is in a closed state; The telescopic member has one end connected to the fixed plate and the other end connected to the innermost square frame; The cooling fan is connected to the outermost side of the telescopic frame.
[0007] As a further solution of the present invention: the blocking component includes: The blocking pieces are rotatably connected to the fixed plate, and the blocking pieces are provided in a plurality of groups and are arranged in a straight line along the fixed plate at equal intervals; A power assembly is connected to the charging pile housing and the blocking piece, and is used to drive the blocking piece to rotate; The magnetic attraction component is connected to the power component and is used to connect the power components together.
[0008] As a further solution of the present invention: the power assembly includes: A water storage frame connected to the charging pile housing; A water outlet pipe is connected to the bottom of the charging pile housing and communicates with the interior thereof; A floating plate is located inside the water storage frame; A sliding folding rod, the top end of which is connected to the floating plate, and the sliding folding rod passes through the bottom of the water storage frame and is slidably connected thereto; a tooth plate, slidably connected to the fixed plate; The gear is connected to the blocking piece and meshes with the tooth plate.
[0009] As a further solution of the present invention: the magnetic attraction component includes: Magnetic block 1, connected to the bottom end of the sliding folding rod; The second magnetic block is connected to the top of the tooth plate and has a magnetic opposite to that of the first magnetic block.
[0010] As a further solution of the present invention: the water absorbing component includes: A limiting clamping rod is connected to the other side of the fixed plate, and the limiting clamping rod is provided in several groups; Water-absorbent and dust-proof cotton cloth, connected to the limit card rod; The fixing strip is clamped with the limiting clamping rod, and the fixing strip is detachably connected to the fixing plate.
[0011] As a further solution of the present invention: the water vibration component includes: The rotating fan blades penetrate the innermost square frame and are rotatably connected thereto; A fixed folding rod connected to the rotating fan blades; A sliding rod, slidably connected to the fixed folding rod; A knocking block connected to one end of the sliding rod; The elastic member is located inside the fixed folding rod, with one end connected to the other end of the sliding rod and the other end connected to the fixed folding rod.
[0012] Compared with the prior art, the present invention has the following beneficial effects: The present invention achieves waterproofing through heat dissipation hole plates and blocking pieces. When the rainfall is small, the blocking pieces are in an open state, and a small amount of rainwater is directly discharged through the drainage groove. As the rainfall increases, the spacing between the blocking pieces gradually decreases until the blocking is completed, thereby preventing external rainwater from entering the interior of the charging pile shell. At this time, the interior of the charging pile shell is dissipated through the heat dissipation mechanism, thereby ensuring the heat dissipation effect while being waterproof. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 Schematic diagram of the structure of the waterproof device of the charging pile in an embodiment of the present invention.
[0014] Figure 2 AA cross-sectional view of the waterproof device of the charging pile in an embodiment of the present invention.
[0015] Figure 3 Schematic diagram of the waterproof structure in an embodiment of the present invention.
[0016] Figure 4 Schematic diagram of a partial structure of the waterproof mechanism in an embodiment of the present invention.
[0017] Figure 5 Schematic diagram of the structural disassembly of the waterproof mechanism in an embodiment of the present invention.
[0018] Figure 6 Schematic diagram of the structure of the blocking component in an embodiment of the present invention.
[0019] Figure 7 for Figure 6 A magnified schematic diagram of the structure at point A in the middle.
[0020] Figure 8 Schematic diagram of the heat dissipation mechanism in an embodiment of the present invention.
[0021] Figure 9 2 is a cross-sectional view of the heat dissipation mechanism in an embodiment of the present invention.
[0022] Figure 10 for Figure 9 A magnified schematic diagram of the structure at point B.
[0023] In the figure: 1. Charging pile shell; 2. Heat dissipation hole plate; 3. Drain groove; 4. Fixed plate; 5. Heat dissipation mechanism; 51. Telescopic frame plate; 52. Telescopic part; 53. Heat dissipation fan; 6. Waterproof mechanism; 61. Sealing component; 62. Water absorption component; 63. Water vibration component; 611. Sealing piece; 612. Power component; 613. Magnetic component; 6121. Water storage frame; 6122. Water outlet pipe; 6123. Floating plate; 6124. Sliding folding rod; 6125. Tooth plate; 6126. Gear; 6131. Magnetic block 1; 6132. Magnetic block 2; 621. Limiting rod; 622. Water-absorbing and dust-proof cotton cloth; 623. Fixed bar; 631. Rotating fan blade; 632. Fixed folding rod; 633. Sliding rod; 634. Vibrating block; 635. Elastic part. DETAILED DESCRIPTION
[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.
[0025] In the embodiment of the present invention, please refer to Figures 1 to 10 The waterproof device of the charging pile includes a charging pile housing 1, a mounting window is provided on the side wall of the charging pile housing 1, and further includes: The heat dissipation hole plate 2 is located in the installation window and is connected to the charging pile housing 1 through a hinge. The heat dissipation hole plate 2 is provided with a plurality of heat dissipation holes; A drainage groove 3 is provided on the side wall of the charging pile housing 1 and is located below the heat dissipation hole plate 2. The drainage groove 3 is connected to the installation window; A fixing plate 4, one side of which is connected to the heat dissipation hole plate 2, wherein two groups of fixing plates 4 are provided and are symmetrically arranged; The heat dissipation mechanism 5 is connected to the fixing plate 4 and is provided with a plurality of groups for dissipating heat from the charging pile housing 1; The waterproof mechanism 6 is used to prevent external rainwater from entering the interior of the charging pile housing 1. The waterproof mechanism 6 includes: The blocking component 61 is connected to the charging pile housing 1 and the fixing plate 4, and is used to cooperate with the fixing plate 4 to block the installation window; The water absorption component 62 is connected to the fixing plate 4 and is located on the side of the blocking component 61 away from the heat dissipation hole plate 2, and is used to absorb moisture in the air; The water-vibrating assembly 63 is connected to the heat dissipation mechanism 5 and is used to knock the heat dissipation hole plate 2 to shake off the water droplets remaining on the heat dissipation hole plate 2.
[0026] In the initial state, the heat inside the charging pile shell 1 is dissipated through the heat dissipation hole plate 2. When it rains and the amount of rain is small, the blocking component 61 cooperates with the heat dissipation hole plate 2 to prevent water from entering the charging pile shell 1. At this time, the heat inside the charging pile shell 1 is dissipated slowly and the temperature rises. The heat dissipation mechanism 5 works to dissipate the heat of the charging pile shell 1. The water vibration component 63 works to knock on the heat dissipation hole plate 2 to shake off the rainwater and dust remaining on the heat dissipation hole plate 2.
[0027] As an embodiment of the present invention, please refer to Figures 3 to 5 、 Figures 8 to 10 , the heat dissipation mechanism 5 includes: The telescopic frame 51 is composed of several sets of square frames that are slidably sleeved together. The outer wall of the outermost square frame is connected to the fixed plate 4, and the end of the innermost square frame away from the installation window side wall is in a closed state; The telescopic member 52 has one end connected to the fixed plate 4 and the other end connected to the innermost square frame; The heat dissipation fan 53 is connected to the outermost side of the telescopic frame 51 .
[0028] When it rains, after the sealing assembly 61 seals the space between the interior of the charging pile housing 1 and the heat dissipation hole plate 2, the heat inside the charging pile housing 1 is difficult to dissipate through the heat dissipation holes on the heat dissipation hole plate 2. As a result, the heat inside the charging pile housing 1 rises, and the temperature detection element in the detection controller (not shown) detects the temperature rise inside the charging pile housing 1. The control element in the detection controller receives the electrical signal transmitted by the temperature detection element and controls the operation of the telescopic member 52, driving the telescopic frame 51 to move, causing the telescopic frame 51 to extend. At the same time, the control element controls the operation of the cooling fan 53, allowing the hot air inside the charging pile housing 1 to enter the telescopic frame 51, exchanging heat with the outside air, and cooling the interior of the charging pile housing 1. The telescopic frame 51 is composed of several sets of square frames that are slidably mounted together, which increases the contact area between the hot air flow and the cold air flow from the outside, thereby ensuring heat dissipation even on rainy days. The telescopic member 52 can be a cylinder, an electric telescopic rod, etc.
[0029] In this embodiment, the telescopic frame plate 51 is made of a material with good thermal conductivity. The hot air flow inside the charging pile housing 1 enters the telescopic frame plate 51 under the action of the cooling fan 53 and accelerates the air flow speed. The hot air flow transfers the heat to the telescopic frame plate 51, and then exchanges heat with the external cold air flow, thereby achieving the purpose of dissipating heat inside the charging pile housing 1. Since the air flow inside the charging pile housing 1 is in a continuous flow state under the action of the cooling fan 53, hot air flow continuously enters the telescopic frame plate 51. After the heat exchange is completed, it flows out from the telescopic frame plate 51 to the inside of the charging pile housing 1.
[0030] As an embodiment of the present invention, please refer to Figures 2 to 7 , the blocking component 61 includes: The blocking pieces 611 are rotatably connected to the fixed plate 4. The blocking pieces 611 are provided in a plurality of groups and are arranged in a straight line along the fixed plate 4 at equal intervals. The power assembly 612 is connected to the charging pile housing 1 and the blocking piece 611, and is used to drive the blocking piece 611 to rotate; The magnetic attraction component 613 is connected to the power component 612 and is used to connect the power components 612 together.
[0031] When the heat dissipation hole plate 2 is closed, the heat dissipation hole plate 2 drives the fixed plate 4 and the sealing piece 611 to move, so that the sealing piece 611 is located in the installation window, and the magnetic suction components 613 are connected together, so that the power component 612 is connected to the sealing piece 611. When it rains, the power component 612 drives the sealing piece 611 to rotate, so that several groups of longitudinally arranged sealing pieces 611 rotate to a downward blocking state, thereby sealing the heat dissipation hole plate 2 and the interior of the charging pile shell 1 to prevent rainwater from entering the interior of the charging pile shell 1.
[0032] As an embodiment of the present invention, please refer to Figures 1 to 7 , the power assembly 612 includes: The water storage frame 6121 is connected to the charging pile housing 1; The water outlet pipe 6122 is connected to the bottom of the charging pile housing 1 and communicates with the interior thereof; The floating plate 6123 is located inside the water storage frame 6121; A sliding folding rod 6124, the top of which is connected to the floating plate 6123, and the sliding folding rod 6124 passes through the bottom of the water storage frame 6121 and is slidably connected thereto; The tooth plate 6125 is slidably connected to the fixed plate 4; Gear 6126 is connected to the blocking piece 611 and meshes with the tooth plate 6125; The magnetic attraction component 613 includes: Magnetic block 1 6131 is connected to the bottom end of the sliding folding rod 6124; The second magnetic block 6132 is connected to the top of the tooth plate 6125 and has opposite magnetic properties to the side of the first magnetic block 6131.
[0033] When the heat dissipation hole plate 2 is closed, the magnetic block 1 6131 and the magnetic block 2 6132 are magnetically connected together. When it rains, rainwater enters the water storage frame 6121 and flows out from the outlet pipe 6122. When the rainfall is small, the sealing piece 611 cooperates with the heat dissipation hole plate 2 to waterproof, and a small amount of rainwater is discharged through the drainage groove 3. When the rainfall is heavy, the water flow in the outlet pipe 6122 is less than the water inlet, and rainwater accumulates in the water storage frame 6121, causing the floating plate 6123 to move upward, driving the sliding folding rod 6124 to move upward, and the sliding folding rod 6124 drives the tooth plate 6125 to move, and the tooth plate 6125 drives the gear 6126 to rotate, and the gear 6126 drives the sealing piece 611 to rotate, so that the gap between several groups of sealing pieces 611 is reduced to waterproof. When the sealing piece 611 rotates to the downward blocking state, the heat dissipation hole plate 2 and the inside of the charging pile shell 1 are blocked to prevent rainwater from entering the inside of the charging pile shell 1.
[0034] In this embodiment, the blocking piece 611 is relatively light, much less than the weight of the tooth plate 6125. When the blocking piece 611 is in the open state, the blocking piece 611 is very light and its gravity is small, so that the blocking piece 611 will not rotate under its own weight; the buoyancy generated by the floating plate 6123 is much greater than the gravity of the tooth plate 6125, ensuring that the tooth plate 6125 can move upward synchronously under the buoyancy of the floating plate 6123, and the magnetic attraction between the magnetic block 1 6131 and the magnetic block 2 6132 is much greater than the gravity of the tooth plate 6125, so that the tooth plate 6125 will not fall under the action of its own gravity during the longitudinal movement.
[0035] As an embodiment of the present invention, please refer to Figures 2 to 5 , the water absorption component 62 includes: The limiting rods 621 are connected to the side of the fixing plate 4 away from the heat dissipation hole plate 2, and the limiting rods 621 are provided in several groups; The water-absorbing and dust-proof cotton cloth 622 is engaged with the limit clamping rod 621; The fixing strip 623 is engaged with the limiting clamping rod 621 , and the fixing strip 623 is detachably connected to the fixing plate 4 .
[0036] The absorbent dustproof cotton cloth 622 is clamped with the limiting clamping rod 621, and the absorbent dustproof cotton cloth 622 is abutted against the fixing plate 4, and the fixing strip 623 is clamped with the limiting clamping rod 621 to fix the absorbent dustproof cotton cloth 622, and the absorbent dustproof cotton cloth 622 absorbs moisture in the air.
[0037] In this embodiment, the fixing strip 623 and the fixing plate 4 can be fixed by bolts.
[0038] As an embodiment of the present invention, please refer to Figure 5 、 Figures 8 to 10 , the water vibration component 63 includes: The rotating fan blade 631 passes through the innermost square frame and is rotatably connected thereto; The fixed folding rod 632 is connected to the rotating fan blade 631; The sliding rod 633 is slidably connected to the fixed folding rod 632; The knocking block 634 is connected to one end of the sliding rod 633; The elastic member 635 is located inside the fixed folding rod 632 , and one end of the elastic member 635 is connected to the other end of the sliding rod 633 , and the other end of the elastic member 635 is connected to the fixed folding rod 632 .
[0039] In the initial state, the elastic member 635 is not deformed, and the knocking block 634 is not in contact with the heat dissipation hole plate 2; The hot air flow inside the charging pile housing 1 enters the telescopic frame 51, causing the rotating fan blades 631 to rotate. The rotating fan blades 631 drive the fixed folding rod 632 to rotate. Under the action of centrifugal force, the sliding rod 633 moves along the fixed folding rod 632, thereby moving the knocking block 634. During the rotation process, the knocking block 634 collides with the heat dissipation hole plate 2. Under the action of the impact force, the water flow and dust adhering to the heat dissipation hole plate 2 are shaken off, preventing rainwater from entering the charging pile housing 1. The elastic member 635 can be a spring, a shrapnel, etc.
[0040] The working principle of the present invention is as follows: the heat dissipation hole plate 2 is closed, the magnetic block 1 6131 and the magnetic block 2 6132 are magnetically connected together, and in the initial state, the blocking piece 611 is in the open state, and the heat inside the charging pile housing 1 is dissipated through the heat dissipation hole plate 2; When it rains, rainwater enters the water storage frame 6121 and flows out from the water outlet pipe 6122. When the amount of rainwater is small, the blocking piece 611 remains in its initial state and cooperates with the heat dissipation hole plate 2 to provide waterproofing. A small amount of rainwater enters the installation window through the heat dissipation hole plate 2 and is directly discharged through the drainage groove 3. The absorbent dustproof cotton cloth 622 absorbs moisture in the air. When the rainfall is heavy, the water flow rate of the outlet pipe 6122 is less than the water inlet rate, and rainwater accumulates in the water storage frame 6121, causing the floating plate 6123 to move upward, driving the sliding folding rod 6124 to move upward, and the sliding folding rod 6124 drives the tooth plate 6125 to move, and the tooth plate 6125 drives the gear 6126 to rotate, and the gear 6126 drives the blocking piece 611 to rotate, so that the gap between the several groups of blocking pieces 611 is reduced to waterproof. When the blocking piece 611 rotates to the downward blocking state, it blocks the heat dissipation hole plate 2 and the interior of the charging pile housing 1, preventing rainwater from entering the interior of the charging pile housing 1; The heat inside the charging pile housing 1 is difficult to dissipate through the heat dissipation holes on the heat dissipation hole plate 2. The heat inside the charging pile housing 1 rises. The detection controller detects the temperature rise inside the charging pile housing 1 and controls the telescopic member 52 to work, driving the telescopic frame plate 51 to move, so that the telescopic frame plate 51 extends. At the same time, the detection controller controls the heat dissipation fan 53 to work, so that the hot air flow inside the charging pile housing 1 enters the telescopic frame plate 51, exchanges heat with the outside air, and cools the inside of the charging pile housing 1. The telescopic frame plate 51 is composed of several groups of square frames that are slidably sleeved together, which increases the contact area between the hot air flow and the external cold air flow, so that the heat dissipation effect can still be guaranteed on rainy days. The hot air flow inside the charging pile shell 1 enters the telescopic frame 51, causing the rotating fan blade 631 to rotate, and the rotating fan blade 631 drives the fixed folding rod 632 to rotate. Under the action of centrifugal force, the knocking block 634 moves. During the rotation process, the knocking block 634 collides with the heat dissipation hole plate 2. Under the action of the impact force, the water flow and dust adhering to the heat dissipation hole plate 2 are shaken off.
[0041] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.
[0042] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.
Claims
1. A waterproof device for a charging pile, comprising a charging pile housing, wherein a mounting window is provided on the side wall of the charging pile housing, characterized in that: Also includes: A heat dissipation hole plate is located in the installation window and is connected to the charging pile housing through a hinge. The heat dissipation hole plate is provided with a plurality of heat dissipation holes; A drainage groove is provided on the side wall of the charging pile housing and is located below the heat dissipation hole plate, and the drainage groove is connected to the installation window; A fixing plate, one side of which is connected to the heat dissipation hole plate, wherein two sets of fixing plates are provided and are symmetrically arranged; A heat dissipation mechanism is connected to the fixing plate, and the heat dissipation mechanism is provided with a plurality of groups for dissipating heat from the charging pile housing; The waterproof mechanism is used to prevent rainwater from entering the charging pile housing. The waterproof mechanism includes: A blocking component is connected to the charging pile housing and the fixing plate, and is used to cooperate with the fixing plate to block the installation window; A water absorption component is connected to the fixing plate and is located on a side of the blocking component away from the heat dissipation hole plate, and is used to absorb moisture in the air; The water vibration component is connected to the heat dissipation mechanism and is used to knock on the heat dissipation hole plate to shake off the water droplets remaining on the heat dissipation hole plate.
2. The waterproof device for a charging pile according to claim 1, characterized in that: The heat dissipation mechanism comprises: The telescopic frame plate is composed of several groups of square frames that are slidably sleeved together, the outer wall of the outermost square frame is connected to the fixed plate, and the end of the innermost square frame away from the installation window side wall is in a closed state; The telescopic member has one end connected to the fixed plate and the other end connected to the innermost square frame; The cooling fan is connected to the outermost side of the telescopic frame.
3. The waterproof device for a charging pile according to claim 1, characterized in that: The blocking component comprises: The blocking pieces are rotatably connected to the fixed plate, and the blocking pieces are provided in a plurality of groups and are arranged in a straight line along the fixed plate at equal intervals; A power assembly is connected to the charging pile housing and the blocking piece, and is used to drive the blocking piece to rotate; The magnetic attraction component is connected to the power component and is used to connect the power components together.
4. The waterproof device for a charging pile according to claim 3, characterized in that: The power assembly includes: A water storage frame connected to the charging pile housing; A water outlet pipe is connected to the bottom of the charging pile housing and communicates with the interior thereof; A floating plate is located inside the water storage frame; A sliding folding rod, the top end of which is connected to the floating plate, and the sliding folding rod passes through the bottom of the water storage frame and is slidably connected thereto; a tooth plate, slidably connected to the fixed plate; The gear is connected to the blocking piece and meshes with the tooth plate.
5. The waterproof device for a charging pile according to claim 4, characterized in that: The magnetic attraction component includes: Magnetic block 1, connected to the bottom end of the sliding folding rod; The second magnetic block is connected to the top of the tooth plate and has a magnetic opposite to that of the first magnetic block.
6. The waterproof device for a charging pile according to claim 1, characterized in that: The water absorbing component comprises: A limiting clamping rod is connected to the other side of the fixed plate, and the limiting clamping rod is provided in several groups; Water-absorbent and dust-proof cotton cloth, connected to the limit card rod; The fixing strip is clamped with the limiting clamping rod, and the fixing strip is detachably connected to the fixing plate.
7. The waterproof device for a charging pile according to claim 2, characterized in that: The water vibration component includes: The rotating fan blades penetrate the innermost square frame and are rotatably connected thereto; A fixed folding rod connected to the rotating fan blades; A sliding rod, slidably connected to the fixed folding rod; A knocking block connected to one end of the sliding rod; The elastic member is located inside the fixed folding rod, with one end connected to the other end of the sliding rod and the other end connected to the fixed folding rod.
Citation Information
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Dual-fan type heat dissipation device of charging pile
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