Detachable brushless electric screw driver

Abstract

The utility model discloses a detachable brushless electric screw driver which comprises an electric screw driver body, and a handle is arranged below the electric screw driver body. According to the detachable brushless electric screw driver, the brushless motor and the transmission part are located in the electric screw driver body, the power source and the control part are installed on the handle, the electric screw driver body and the handle are detachably connected through the quick disassembly and assembly mechanism, and when the electric screw driver body and the handle are connected, the plug and the socket are electrically connected. According to the detachable brushless electric screw driver, the power source and the brushless motor can be separately arranged after the brushless electric screw driver is used, the power source is electrically connected with the power source, the socket is electrically connected with the power source and the control component, so that the brushless electric screw driver works normally after being assembled, the electric screw driver body is separated from the handle after being used, and the power source and the brushless motor can be separately arranged after the brushless electric screw driver is used. The situation that the electric screw driver is started accidentally due to the fact that the control switch is touched by mistake can be thoroughly avoided, accidents are effectively avoided, and then the safety of the electric screw driver is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric screwdriver technical field, concretely is a detachable brushless electric screwdriver. BACKGROUND

[0002] Electric screwdriver, alias electric driver, electric screwdriver is used for screwing and unscrewing screw electric tool, this electric tool is equipped with the mechanism of adjusting and limiting torque, is mainly used for assembly line, is one of the tools that most production enterprises are indispensable.

[0003] The existing brushless electric screwdriver when using, in order to avoid accidental touch button to happen accident, a certain protection is carried out to button, for example, increase a cover at button, although prevent accidental touch to a certain extent, still have the probability of happening accident, cannot thoroughly avoid accidental touch button to cause accident, inconvenient to use, therefore we propose a detachable brushless electric screwdriver to solve the problem in the above. UTILITY MODEL CONTENTS

[0004] 1. The technical problem to be solved by the utility model is:

[0005] The utility model aims at providing a detachable brushless electric screwdriver to solve the problems in the above background art.

[0006] 2. Technical scheme:

[0007] To achieve the above object, the utility model provides the following technical scheme: a detachable brushless electric screwdriver, including electric screwdriver body, the electric screwdriver body lower part is provided with handle, the electric screwdriver body bottom corresponding handle is fixedly connected with connecting frame, wherein,

[0008] The connecting frame is internally provided with a connecting groove, a plug is mounted on the inner top of the connecting groove, and a connecting head is fixedly connected to the top of the connecting groove corresponding to the handle.

[0009] The connecting head is provided with a socket corresponding to the position of the plug, and the electric screwdriver body and the handle are detachably connected through a quick dismounting mechanism.

[0010] Preferably, the connecting head is a rectangular column, and the outer dimension of the connecting head is consistent with the inner dimension of the connecting frame.

[0011] Preferably, the electric screwdriver body is connected with a first sealing cover at the opening corresponding to the connecting groove, and the handle is connected with a second sealing cover on one side corresponding to the socket.

[0012] Preferably, the quick dismounting mechanism comprises spring grooves symmetrically arranged on both sides of the connecting head, a clamping groove is arranged on the inner wall of the connecting groove corresponding to the spring grooves, a spring is arranged in the spring groove, a clamping block is arranged on the opening side of the spring groove close to the spring, and a pressure rod slot is in communication with the outer side of the clamping groove, and a pressure rod is penetrated through the pressure rod slot.

[0013] Preferably, the vertical distance from the bottom of the connecting head to the clamping block is equal to the vertical distance from the bottom of the connecting groove to the clamping groove.

[0014] Preferably, the end of the clamping block away from the spring is curved, and the clamping block is elastically connected with the connecting head through the spring.

[0015] 3. Beneficial effects:

[0016] Compared with the prior art, the utility model discloses a detachable brushless electric screwdriver, and the specific content is as follows:

[0017] (1) the brushless motor and transmission parts are located in the inside of the electric screwdriver body, and the power supply and control parts are installed on the handle, and the electric screwdriver body and the handle are detachably connected through the quick dismounting mechanism, when the electric screwdriver body and the handle are connected, the handle drives the connecting head to be inserted into the connecting groove, and meanwhile, the plug and the socket are electrically connected, the plug is electrically connected with the brushless motor, and the socket is electrically connected with the power supply and control parts, so that the brushless electric screwdriver normally works after being assembled, and after use, the electric screwdriver body and the handle are separated, through the detachable brushless electric screwdriver, the power supply and the brushless motor can be separately placed after the brushless electric screwdriver is used, accidental starting of the electric screwdriver caused by accidental touch of the control switch can be completely avoided, accidents can be effectively avoided, and the safety of the electric screwdriver is improved.

[0018] (2) after the electric screwdriver body and the handle are separated, the first sealing cover is covered on the opening of the connecting groove to seal the connecting groove, and the second sealing cover is covered on the socket to seal the socket, so that the plug and the socket can be sealed and protected, and accidents caused by damp of the plug and the socket can be avoided.

[0019] (3) when the electric screwdriver body and the handle need to be installed, the handle drives the connecting head to be inserted into the connecting groove, the connecting frame is abutted against the curved surface of the clamping block, the clamping block is retracted into the inside of the spring groove against the spring elastic force, when the spring groove and the clamping groove are aligned, the spring pushes the clamping block to be inserted into the clamping groove, so that the electric screwdriver body and the handle are fixedly connected, when the electric screwdriver body and the handle need to be dismounted, the pressure rods on both sides of the connecting frame are pressed at the same time, the pressure rods push the clamping block to move out of the clamping groove, so that the handle drives the connecting head to move out of the connecting groove, through the quick dismounting mechanism, the electric screwdriver body and the handle can be quickly dismounted, and the dismounting efficiency of the electric screwdriver body and the handle is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic diagram of the three-dimensional structure of the present application;

[0021] Figure 2 is a schematic diagram of the side view structure of the present application;

[0022] Figure 3 is a schematic diagram of the present application Figure 1 is a schematic diagram of the partial enlarged structure at A in the present application;

[0023] Figure 4 is a schematic diagram of the partial enlarged structure at B in the present application; Figure 2

[0024] In the figure: 1, electric opener body; 2, handle; 3, connecting frame; 4, connecting groove; 5, plug; 6, connecting head; 7, socket; 8, first sealing cover; 9, second sealing cover; 10, spring groove; 11, clamping groove; 12, spring; 13, clamping block; 14, pressure rod groove; 15, pressure rod. DETAILED DESCRIPTION

[0025] In order to facilitate the understanding of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0027] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0028] ​In the utility model, unless another definite provision and limitation, the terms "mount", "link", "connect", "fix", "have" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be the communication inside two elements.For ordinary skilled person in the art, the above terms can be understood according to the specific meaning of the utility model. Embodiment

[0029] Please refer to Figures 1 to 4 A detachable brushless electric screwdriver, including electric screwdriver body 1, electric screwdriver body 1 below is provided with handle 2, electric screwdriver body 1 corresponding handle 2's bottom fixedly connected with connecting frame 3, wherein,

[0030] Connecting frame 3 is internally provided with connecting slot 4, the inner side top of connecting slot 4 is installed with plug 5, handle 2 corresponding connecting slot 4's top is fixedly connected with connecting head 6;

[0031] Connecting head 6 is installed with socket 7 in the position corresponding plug 5, electric screwdriver body 1 and handle 2 are formed detachably connected through quick dismounting mechanism;

[0032] Brushless motor and transmission component are located in the inside of electric screwdriver body 1, and power supply and control component are installed on handle 2 (brushless electric screwdriver is prior art, and its brushless motor, transmission component, power supply and control component and installation position have been disclosed, so direct quotation is not detailed structure and installation structure is drawn), and electric screwdriver body 1 and handle 2 are formed detachably connected through quick dismounting mechanism, when electric screwdriver body 1 and handle 2 are connected, handle 2 drives connecting head 6 to insert connecting slot 4, and plug 5 and socket 7 complete electrical connection, and plug 5 and brushless motor are electrically connected, socket 7 and power supply, control component are electrically connected, so that brushless electric screwdriver normally works after assembly, after use, electric screwdriver body 1 and handle 2 are separated, through the detachable brushless electric screwdriver, power supply and brushless motor can be placed separately after brushless electric screwdriver use is completed, accidental start of electric screwdriver caused by accidental touch control switch can be completely avoided, effectively avoid the occurrence of accident, and then the safety of electric screwdriver is improved.

[0033] Please refer to Figures 1 to 4The connecting head 6 is rectangular columnar, the outer dimension of the connecting head 6 is consistent with the inner dimension of the connecting frame 3, the electric screwdriver body 1 is connected with the first sealing cover 8 at the opening corresponding to the connecting groove 4, the handle 2 is connected with the second sealing cover 9 at the side corresponding to the socket 7, after the electric screwdriver body 1 and the handle 2 are separated, the first sealing cover 8 is covered at the opening of the connecting groove 4 to seal the connecting groove 4, the second sealing cover 9 is sealed to the socket 7, thereby the plug 5 and the socket 7 can be sealed and protected, and the plug 5 and the socket 7 are prevented from being dampened to cause accidents.

[0034] Please refer to Figures 1 to 4 The quick dismounting mechanism comprises spring grooves 10, the spring grooves 10 are symmetrically arranged at both sides of the connecting head 6, the clamping grooves 11 are arranged on the inner walls of the spring grooves 10, the springs 12 are arranged in the spring grooves 10, the clamping blocks 13 are arranged on the opening sides of the spring grooves 10 close to the springs 12, the pressure rod grooves 14 are communicated with the outer sides of the clamping grooves 11 corresponding to the clamping grooves 11, the pressure rods 15 are penetrated through the pressure rod grooves 14, the vertical distance from the bottom of the connecting head 6 to the clamping block 13 is equal to the vertical distance from the bottom of the connecting groove 4 to the clamping groove 11, the upper side of the end of the clamping block 13 far away from the spring 12 is curved, and the clamping block 13 is elastically connected with the connecting head 6 through the spring 12, when the electric screwdriver body 1 and the handle 2 need to be installed, the handle 2 drives the connecting head 6 to be inserted into the connecting groove 4, when the connecting frame 3 abuts against the curved surface of the clamping block 13, the clamping block 13 is retracted into the inside of the spring groove 10 against the elastic force of the spring 12, when the spring groove 10 and the clamping groove 11 are aligned, the spring 12 drives the clamping block 13 to be inserted into the clamping groove 11, and the electric screwdriver body 1 and the handle 2 are fixedly connected, when the electric screwdriver body 1 and the handle 2 need to be dismounted, the pressure rods 15 are pressed at the same time, the pressure rods 15 drive the clamping block 13 to move out of the clamping groove 11, the handle 2 drives the connecting head 6 to move out of the connecting groove 4, through the quick dismounting mechanism, the electric screwdriver body 1 and the handle 2 can be quickly dismounted and mounted, and the dismounting and mounting efficiency of the electric screwdriver body 1 and the handle 2 is effectively improved.

[0035] Working principle: when the dismountable brushless electric screwdriver is used, for example Figures 1 to 4As shown, first, the brushless motor and transmission components are located inside the electric screwdriver body 1, and the power supply and control components are installed on the handle 2 (the brushless electric screwdriver is prior art, and its brushless motor, transmission components, power supply and control components and their installation positions are disclosed, so they are directly quoted and the structure and installation structure are not shown in detail), and the electric screwdriver body 1 and the handle 2 are detachably connected through the quick disassembly and assembly mechanism. When the electric screwdriver body 1 and the handle 2 are connected, the handle 2 drives the connecting head 6 to be inserted into the connecting groove 4, and the plug 5 and the socket 7 are electrically connected, the plug 5 is electrically connected with the brushless motor, and the socket 7 is electrically connected with the power supply and control components, so that the brushless electric screwdriver can normally work after assembly. After use, the electric screwdriver body 1 and the handle 2 are separated, and the power supply and the brushless motor are placed separately after the brushless electric screwdriver is used, which can completely avoid accidental start of the electric screwdriver caused by accidental touch of the control switch, effectively avoid accidents, and improve the safety of the electric screwdriver;

[0036] After the electric screwdriver body 1 and the handle 2 are separated, the first sealing cover 8 is covered on the opening of the connecting groove 4 to seal the connecting groove 4, and the second sealing cover 9 is used to seal the socket 7, so that the plug 5 and the socket 7 can be sealed and protected, and accidents caused by moisture of the plug 5 and the socket 7 can be avoided. When the electric screwdriver body 1 and the handle 2 need to be installed, the handle 2 drives the connecting head 6 to be inserted into the connecting groove 4, and the connecting frame 3 abuts against the curved surface of the clamping block 13, so that the clamping block 13 is retracted into the spring groove 10 against the elastic force of the spring 12. When the spring groove 10 and the clamping groove 11 are aligned, the spring 12 pushes the clamping block 13 to be inserted into the clamping groove 11, so that the electric screwdriver body 1 and the handle 2 can be fixedly connected. When the electric screwdriver body 1 and the handle 2 need to be disassembled, the clamping block 13 is moved out of the clamping groove 11 by pressing the pressure rods 15 on both sides of the connecting frame 3, so that the handle 2 drives the connecting head 6 to move out of the connecting groove 4. Through the quick disassembly and assembly mechanism, the electric screwdriver body 1 and the handle 2 can be quickly disassembled and assembled, and the disassembly and assembly efficiency of the electric screwdriver body 1 and the handle 2 is improved.

[0037] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0038] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A detachable brushless electric screwdriver, characterized in that, The device includes an electric screwdriver body (1), a handle (2) is provided at the bottom of the electric screwdriver body (1), and a connecting bracket (3) is fixedly connected to the bottom of the electric screwdriver body (1) corresponding to the handle (2). The connecting frame (3) has a connecting groove (4) inside, and a plug (5) is installed on the top of the inner side of the connecting groove (4). The handle (2) is fixedly connected to the top of the connecting groove (4) with a connector (6). The connector (6) is equipped with a socket (7) at the position corresponding to the plug (5), and the electric screwdriver body (1) and the handle (2) are detachably connected by a quick disassembly mechanism.

2. The detachable brushless electric screwdriver according to claim 1, characterized in that: The connector (6) is a rectangular column, and the external dimensions of the connector (6) match the internal dimensions of the connector frame (3).

3. A detachable brushless electric screwdriver according to claim 1, characterized in that: The electric screwdriver body (1) is connected to the opening of the corresponding connecting groove (4) with a first sealing cover (8), and the handle (2) is connected to the side of the corresponding socket (7) with a second sealing cover (9).

4. A detachable brushless electric screwdriver according to claim 1, characterized in that: The quick assembly / disassembly mechanism includes a spring groove (10). The connector (6) has symmetrical spring grooves (10) on both sides. The connecting groove (4) has a slot (11) on the inner wall of the spring groove (10). A spring (12) is installed in the spring groove (10). A locking block (13) is installed on the side of the spring (12) near the opening of the spring groove (10). The connecting frame (3) has a pressure rod groove (14) connected to the outer side of the slot (11). A pressure rod (15) passes through the pressure rod groove (14).

5. A detachable brushless electric screwdriver according to claim 4, characterized in that: The vertical distance from the bottom of the connector (6) to the card block (13) is equal to the vertical distance from the bottom of the connector (4) to the card slot (11).

6. A detachable brushless electric screwdriver according to claim 4, characterized in that: The upper part of the card block (13) away from the spring (12) is curved, and the card block (13) is elastically connected to the connector (6) through the spring (12).

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