Electric drill heat dissipation structure with efficient heat dissipation function

Abstract

The electric drill heat dissipation structure comprises an electric drill body, a heat dissipation assembly and a fixing assembly, the heat dissipation assembly comprises a heat dissipation sleeve, the right side of the heat dissipation sleeve is fixedly connected to the left side of the electric drill body, the left side of the electric drill body is fixedly connected with a transmission rod, and the transmission rod is located in the heat dissipation sleeve; a fan is fixedly connected to the left side of the transmission rod, a dustproof net is arranged on the left side of the heat dissipation sleeve and located on the left side of the fan, a magnet piece is fixedly connected to the left side of the heat dissipation sleeve, the left side of the magnet piece is attracted to the right side of the dustproof net, and a connecting ring is fixedly connected to the surface of the heat dissipation sleeve. The heat dissipation assembly is used for dissipating heat of the motor of the electric drill, when the electric drill operates for a long time, the temperature of the motor is prevented from rising gradually, the motor is prevented from being overheated, the fault rate of the motor is reduced, and the service life of the motor is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of electric drills, in particular to a heat dissipation structure of an electric drill with high efficiency in heat dissipation. Background Art

[0002] The electric drill is a common power tool, mainly used for drilling operations. It consists of components such as an electric motor, a transmission mechanism and a drill chuck. The following are some basic characteristics and applications of electric drills: Types: Hand drills: Suitable for drilling holes in furniture, wood, metal plates and walls, and require manual operation. Impact drills: Suitable for drilling holes in hard materials such as brick walls and concrete, and have impact force. Electric hammer drills: Mainly used for drilling holes in concrete, brick walls and stones, with greater impact force. Working principle: The motor drives the drill bit to rotate through the transmission mechanism, and at the same time applies a certain axial force to make the drill bit cut holes in the workpiece. Impact drills and electric hammer drills use special mechanisms to generate impact force during rotation to meet the drilling needs of hard materials. Drill bit: The drill bit is a key component of the electric drill, and its shape and size determine The size and shape of the hole to be drilled are determined. Common drill bits include twist drills, flat drills, center drills, etc. When using, you should choose the appropriate drill bit according to the workpiece material and drilling requirements. Application areas: Building decoration: drilling holes in walls, floors, etc., installing wires, water pipes, etc., furniture manufacturing: drilling holes in wood, boards and other materials for assembly and connection, metal processing: drilling holes in metal sheets for manufacturing parts and assembly, Precautions: Before use, check whether the power supply, transmission mechanism and drill bit of the electric drill are intact to ensure safe use. Keep stable when drilling, avoid shaking and tilting, so as not to damage the workpiece or drill bit. When using the electric drill for a long time, pay attention to heat dissipation and maintenance to avoid overheating and damage to the motor. After use, turn off the power, clean the drill bit and the body, and store them in a dry and ventilated place.

[0003] According to an electric drill with a publication number of CN210188579U published on the China Patent Network, the electric drill includes: a drill chuck, including a drill body and a clamping jaw arranged on the drill body, the clamping jaw is used to clamp the drill tool, and the drill chuck is provided with a first limit portion; an electric drill body connected to the drill chuck, and the electric drill body is provided with a second limit portion, and the electric drill has a locking state in which the first limit portion and the second limit portion limit stop are blocked and a standby state in which the first limit portion and the second limit portion are separated; wherein, when the electric drill is in the locked state, the electric drill body and the drill chuck are engaged in a rotation-stopping manner. The electric drill body cannot drive the drill chuck to rotate; after the jaws clamp the drill tool, the electric drill switches from a locked state to a ready-to-use state, so as to drive the drill chuck and the drill tool to rotate through the electric drill body. The utility model effectively solves the problem that the assembly of the drill chuck and the drill tool of the electric drill in the prior art is inconvenient, which increases the labor intensity of the staff. However, the electric drill does not have a heat dissipation component. When the electric drill runs for a long time, the temperature of the motor will gradually increase, which may easily cause the motor to overheat, increase the failure rate of the motor, and reduce the service life of the motor.

[0004] Therefore, it is necessary to redesign the electric drill to effectively prevent the phenomenon that it is difficult to dissipate heat. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide an electric drill heat dissipation structure with high efficiency, which has the advantages of heat dissipation and solves the problem of difficult heat dissipation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric drill heat dissipation structure with high efficiency, comprising an electric drill body, a heat dissipation component and a fixing component;

[0007] The heat dissipation assembly includes a heat dissipation sleeve, the right side of the heat dissipation sleeve is fixedly connected to the left side of the electric drill body, the left side of the electric drill body is fixedly connected with a transmission rod, the transmission rod is located inside the heat dissipation sleeve, the left side of the transmission rod is fixedly connected with a fan, the left side of the heat dissipation sleeve is provided with a dustproof net, the dustproof net is located on the left side of the fan, the left side of the heat dissipation sleeve is fixedly connected with a magnet sheet, the left side of the magnet sheet is attracted to the right side of the dustproof net, the surface of the heat dissipation sleeve is fixedly connected with a connecting ring, a movable sleeve is provided inside the connecting ring, the movable sleeve is provided on the left side of the heat dissipation sleeve, and an exhaust port is opened on the left side of the movable sleeve.

[0008] As a preferred embodiment of the utility model, the fixing component includes a rotating groove, which is opened inside the connecting ring, and a short block is fixedly connected to the surface of the movable sleeve, and the short block is movably connected to the rotating groove. A disassembly port is opened on the left side of the connecting ring, and the disassembly port is used in conjunction with the short block. A magnet block is fixedly connected to the right side of the inner wall of the rotating groove, and the left side of the magnet block is attracted to the right side of the short block.

[0009] As a preferred embodiment of the utility model, a pulling block is fixedly connected to the surface of the dustproof net, and the surface of the pulling block is provided with anti-slip grooves.

[0010] As a preferred embodiment of the utility model, a heat dissipation port is provided on the surface of the heat dissipation sleeve, and a blocking net is fixedly connected to the interior of the heat dissipation port.

[0011] As a preferred embodiment of the utility model, a non-slip pad is fixedly connected to the surface of the movable sleeve, and the material of the non-slip pad is rubber.

[0012] As a preferred embodiment of the utility model, the interior of the movable sleeve is fixedly connected with a reinforcement block, and the number of the reinforcement blocks is four.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model utilizes a heat dissipation component to dissipate heat from the motor of the electric drill. When the electric drill is running for a long time, the temperature of the motor is prevented from gradually rising, the motor is prevented from overheating, the failure rate of the motor is reduced, and the service life of the motor is increased.

[0015] 2. The utility model can fix the movable sleeve by setting a fixing component, thereby preventing the movable sleeve from falling when the electric drill is used, and improving the stability of the movable sleeve.

[0016] 3. The utility model provides a pulling block, which makes it easier for users to pull the dustproof net, thereby improving the convenience of disassembling the dustproof net.

[0017] 4. The utility model can increase the air intake of the electric drill and improve the heat dissipation effect of the fan by arranging the heat dissipation port and the blocking net.

[0018] 5. The utility model can increase the friction between the user and the movable cover by arranging the anti-slip pad, thereby improving the convenience of disassembly of the movable cover.

[0019] 6. The utility model can strengthen the movable cover by arranging the reinforcing block, thereby improving the overall strength of the movable cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a three-dimensional schematic diagram of the heat dissipation sleeve of the utility model;

[0022] Figure 3 It is a three-dimensional schematic diagram of the movable cover of the utility model;

[0023] Figure 4 It is a three-dimensional schematic diagram of the dustproof net of the utility model.

[0024] In the figure: 1. Electric drill body; 2. Heat dissipation component; 201. Heat dissipation sleeve; 202. Transmission rod; 203. Fan; 204. Dust net; 205. Magnet sheet; 206. Connecting ring; 207. Movable sleeve; 208. Exhaust vent; 3. Fixing component; 301. Rotating groove; 302. Short block; 303. Disassembly port; 304. Magnet block; 4. Pulling block; 5. Heat dissipation port; 6. Blocking net; 7. Anti-skid pad; 8. Reinforcement block. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figures 1 to 3 As shown, the utility model provides an electric drill heat dissipation structure with high efficiency, comprising an electric drill body 1, a heat dissipation component 2 and a fixing component 3;

[0027] The heat dissipation assembly 2 includes a heat dissipation sleeve 201, the right side of the heat dissipation sleeve 201 is fixedly connected to the left side of the electric drill body 1, the left side of the electric drill body 1 is fixedly connected with a transmission rod 202, the transmission rod 202 is located inside the heat dissipation sleeve 201, the left side of the transmission rod 202 is fixedly connected with a fan 203, the left side of the heat dissipation sleeve 201 is provided with a dustproof net 204, the dustproof net 204 is located on the left side of the fan 203, the left side of the heat dissipation sleeve 201 is fixedly connected with a magnet sheet 205, the left side of the magnet sheet 205 is attracted to the right side of the dustproof net 204, the surface of the heat dissipation sleeve 201 is fixedly connected with a connecting ring 206, the inside of the connecting ring 206 is provided with a movable sleeve 207, the movable sleeve 207 is arranged on the left side of the heat dissipation sleeve 201, and the left side of the movable sleeve 207 is provided with an exhaust port 208.

[0028] refer to Figure 4 The fixing component 3 includes a rotating groove 301, which is opened inside the connecting ring 206. A short block 302 is fixedly connected to the surface of the movable sleeve 207. The short block 302 is movably connected to the rotating groove 301. A disassembly opening 303 is opened on the left side of the connecting ring 206. The disassembly opening 303 is used in conjunction with the short block 302. A magnet block 304 is fixedly connected to the right side of the inner wall of the rotating groove 301. The left side of the magnet block 304 is attracted to the right side of the short block 302.

[0029] As a technical optimization solution of the present invention, by providing a fixing component 3, the movable sleeve 207 can be fixed to prevent the movable sleeve 207 from falling when the electric drill is used, thereby improving the stability of the movable sleeve 207.

[0030] refer to Figure 3 The surface of the dustproof net 204 is fixedly connected with a pulling block 4, and the surface of the pulling block 4 is provided with anti-slip grooves.

[0031] As a technical optimization solution of the present invention, by providing the pulling block 4, it is convenient for the user to pull the dustproof net 204, thereby improving the convenience of disassembling the dustproof net 204.

[0032] refer to Figure 2A heat dissipation port 5 is provided on the surface of the heat dissipation sleeve 201 , and a blocking net 6 is fixedly connected to the interior of the heat dissipation port 5 .

[0033] As a technical optimization solution of the utility model, by providing the heat dissipation port 5 and the blocking net 6, the air intake of the electric drill can be increased, thereby improving the heat dissipation effect of the fan 203.

[0034] refer to Figure 1 The surface of the movable sleeve 207 is fixedly connected with an anti-skid pad 7, and the material of the anti-skid pad 7 is rubber.

[0035] As a technical optimization solution of the present invention, by providing the anti-slip pad 7, the friction between the user and the movable cover 207 can be increased, thereby improving the convenience of disassembly of the movable cover 207.

[0036] refer to Figure 4 The interior of the movable sleeve 207 is fixedly connected with a reinforcing block 8, and the number of the reinforcing blocks 8 is four.

[0037] As a technical optimization solution of the present invention, by providing a reinforcing block 8, the movable sleeve 207 can be strengthened, thereby improving the overall strength of the movable sleeve 207.

[0038] The working principle and use process of the utility model are as follows: during use, when the electric drill is running, the motor inside the electric drill drives the transmission rod 202 to rotate, the transmission rod 202 drives the fan 203 to rotate, and the fan 203 dissipates heat for the motor. When the electric drill is running at a high load for a long time, the movable sleeve 207 is rotated, and the movable sleeve 207 drives the short block 302 to rotate, so that the short block 302 is separated from the magnet block 304. When the short block 302 is rotated to the right side of the disassembly opening 303, the movable sleeve 207 can be pulled to the right to disassemble it, which can increase the heat dissipation effect of the fan 203. At this time, the dustproof net 204 blocks dust and debris to prevent them from entering the heat dissipation sleeve 201, thereby achieving the heat dissipation effect.

[0039] To sum up: the heat dissipation structure of the electric drill with high efficiency uses the heat dissipation component to dissipate heat from the motor of the electric drill. When the electric drill runs for a long time, the temperature of the motor is prevented from gradually rising, the motor is prevented from overheating, the failure rate of the motor is reduced, the service life of the motor is increased, and the problem of difficult heat dissipation is solved.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric drill heat dissipation structure with high heat dissipation efficiency, comprising an electric drill body (1), a heat dissipation component (2) and a fixing component (3); Features: The heat dissipation assembly (2) comprises a heat dissipation sleeve (201), the right side of the heat dissipation sleeve (201) is fixedly connected to the left side of the electric drill body (1), the left side of the electric drill body (1) is fixedly connected to a transmission rod (202), the transmission rod (202) is located inside the heat dissipation sleeve (201), the left side of the transmission rod (202) is fixedly connected to a fan (203), and the left side of the heat dissipation sleeve (201) is provided with a dustproof net (204), and the dustproof net (204) is located on the fan ( The left side of the heat dissipation sleeve (203) is fixedly connected to a magnet sheet (205) on the left side of the heat dissipation sleeve (201), the left side of the magnet sheet (205) is attracted to the right side of the dustproof net (204), the surface of the heat dissipation sleeve (201) is fixedly connected to a connecting ring (206), the interior of the connecting ring (206) is provided with a movable sleeve (207), the movable sleeve (207) is provided on the left side of the heat dissipation sleeve (201), and the left side of the movable sleeve (207) is provided with an exhaust port (208).

2. The heat dissipation structure of an electric drill with high heat dissipation efficiency according to claim 1, characterized in that: The fixing assembly (3) comprises a rotating groove (301), wherein the rotating groove (301) is provided inside the connecting ring (206); a short block (302) is fixedly connected to the surface of the movable sleeve (207); the short block (302) is movably connected to the rotating groove (301); a disassembly opening (303) is provided on the left side of the connecting ring (206); the disassembly opening (303) is used in conjunction with the short block (302); a magnet block (304) is fixedly connected to the right side of the inner wall of the rotating groove (301); the left side of the magnet block (304) is attracted to the right side of the short block (302).

3. The heat dissipation structure of an electric drill with high heat dissipation efficiency according to claim 1, characterized in that: A pulling block (4) is fixedly connected to the surface of the dustproof net (204), and anti-slip grooves are provided on the surface of the pulling block (4).

4. The heat dissipation structure of an electric drill with high heat dissipation efficiency according to claim 1, characterized in that: A heat dissipation opening (5) is provided on the surface of the heat dissipation sleeve (201), and a blocking net (6) is fixedly connected to the interior of the heat dissipation opening (5).

5. The heat dissipation structure of an electric drill with high heat dissipation efficiency according to claim 1, characterized in that: An anti-skid pad (7) is fixedly connected to the surface of the movable sleeve (207), and the material of the anti-skid pad (7) is rubber.

6. The heat dissipation structure of an electric drill with high heat dissipation efficiency according to claim 1, characterized in that: A reinforcement block (8) is fixedly connected to the interior of the movable sleeve (207), and the number of the reinforcement blocks (8) is four.

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