Portable electric traction tool with replaceable battery connecting plate

Abstract

The utility model discloses a portable electric traction tool with a replaceable battery connecting plate, which belongs to the field of electric traction tools, solves the problem that the existing electric traction tool only can use a single type of battery compartment, and adopts the technical scheme that the portable electric traction tool mainly comprises a shell, a winding drum and a driver for driving the winding drum to rotate are arranged in the shell, and a battery connecting plate is arranged in the shell. The outer surface of the machine shell is detachably connected with a battery bin, the machine shell comprises a middle body, a first end cover and a second end cover, the first end cover and the second end cover are connected to the two ends of the middle body, the first end cover is detachably connected with a battery connecting plate matched with the battery bin, and the first end cover is provided with an avoiding groove allowing the battery bin to be inserted therein. According to the utility model, different battery connecting plates can be replaced, so that various types of battery cabins can be used.

Description

TECHNICAL FIELD

[0001] The utility model discloses a portable electric traction tool with replaceable battery connecting plate belongs to electric traction tool technical field. BACKGROUND

[0002] Electric traction tools are widely used in various industries. An electric traction tool usually includes a driving motor and a winding drum. A traction rope is hung on an object to be pulled. The driving motor controls the rotation of the winding drum, thereby driving the traction rope to wind around the winding drum, and moving the object to be pulled along with the traction rope.

[0003] In the prior art, in order to make the use of electric traction tools more convenient, the power module of the electric traction tool is set as a detachable battery compartment, so that the electric traction tool can use the common electric tool battery compartment on the market. However, the specifications of electric tool battery packs on the market are diverse, and the electric traction tool can usually only use a single type of battery compartment. Even if a battery compartment with better performance appears, it cannot be replaced, thereby reducing the versatility and adaptability of the electric traction tool, and also limiting the user's choice. UTILITY MODEL CONTENTS

[0004] The utility model discloses a portable electric traction tool with replaceable battery connecting plate belongs to electric traction tool technical field.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] A portable electric traction tool with replaceable battery connecting plate includes a casing, a winding drum and a drive for driving the winding drum are arranged in the casing, and a battery compartment is detachably connected to the outer surface of the casing. The casing includes a middle body and first and second end covers connected to both ends of the middle body. The first end cover is detachably connected to a battery connecting plate matched with the battery compartment, and the first end cover is provided with a recess for inserting the battery compartment.

[0007] The utility model has the beneficial effects that:

[0008] The battery connecting plate and the first end cover are detachably connected, the battery connecting plate can be conveniently inspected and replaced, when the battery connecting plate is in poor connection or damaged, the battery connecting plate can be conveniently repaired and replaced, the user does not need to have professional repair skills to perform simple troubleshooting and repair, and the repair difficulty and repair cost of the battery connecting plate can be obviously reduced; in addition, by replacing battery connecting plates of different specifications or types, the electric traction tool can use different types of battery compartments, thereby the versatility and adaptability of the electric traction tool can be improved, in addition, the user can select appropriate battery pack types according to specific work requirements, so as to balance the weight, endurance and cost of the electric traction tool, and help improve the user experience.

[0009] As preferred, the first end cover is provided with a relief gap, the circumferential side of the battery connecting plate is provided with a convex edge, the convex edge abuts against the edge of the relief gap, the battery connecting plate extends into the relief groove through the relief gap, and the battery connecting plate is limited between the intermediate body and the first end cover. By adopting the foregoing technical scheme, the battery connecting plate abuts against the edge of the relief gap through the convex edge, thereby stable and effective positioning of the battery connecting plate can be formed, the battery connecting plate can be effectively prevented from shaking or falling off during use, the connection stability of the battery compartment and the battery connecting plate is ensured, and the use safety of the electric traction tool is helped to improve; in addition, the cooperation design of the relief gap and the convex edge enables the battery connecting plate to be accurately aligned and extended into the relief groove, so that the battery compartment and the battery connecting plate can be precisely plugged, and the possibility of the battery compartment being separated from the battery connecting plate is reduced.

[0010] As preferred, the convex edge and the circumferential side of the battery connecting plate form a stepped surface, the convex edge abuts against the inner wall of the relief gap, and the inner wall of the relief gap positions the stepped surface. By adopting the foregoing technical scheme, the relief gap can limit the battery connecting plate in the circumferential direction, thereby the shaking amplitude of the battery connecting plate can be reduced, the battery connecting plate is prevented from loosening due to vibration or external force during use, the connection of the battery connecting plate and the first end cover is more stable and reliable; in addition, the relief gap can also quickly position the battery connecting plate, the installation of the battery connecting plate is more intuitive and simple, and the assembly efficiency of the electric traction tool can be improved.

[0011] As preferred, the end of the intermediate body towards the first end cover is provided with a rear cover, the rear cover abuts against the battery connecting plate, and the battery connecting plate is limited between the rear cover and the first end cover. By adopting the foregoing technical scheme, by limiting the battery connecting plate between the two, it can be ensured that the battery connecting plate will not loosen or displace due to vibration or external force during installation and use, and the positioning stability of the battery connecting plate can be effectively improved.

[0012] As preferred, the rear cover is provided with a limiting plate extending towards the first end cover, and the battery connecting plate is provided with a positioning table extending towards the rear cover, the positioning table extending to the lower side of the limiting plate and forming a limiting cooperation with the limiting plate. By the cooperation of the limiting plate and the positioning table, the relative position between the battery connecting plate and the rear cover is effectively fixed and limited, thereby improving the stability of the whole structure, preventing the displacement of the battery connecting plate under vibration or impact, and ensuring the safety and reliability of the battery assembly; in addition, the positioning table extending to the lower side of the limiting plate and forming a limiting cooperation with the limiting plate can ensure more accurate positioning of the battery connecting plate on the rear cover, and the accurate positioning helps to ensure the correct alignment and cooperation between the components in the battery assembly, thereby improving the performance and service life of the battery assembly.

[0013] As preferred, the avoiding groove is provided with a slot opening for inserting the battery compartment, and the groove bottom away from the slot opening is provided with a supporting surface forming a support for the battery connecting plate. By the foregoing technical scheme, the supporting surface can increase the abutting area between the battery connecting plate and the avoiding groove, which helps to improve the supporting performance of the supporting surface on the battery connecting plate and reduce the possibility of displacement or deformation of the battery connecting plate due to vibration or external force; in addition, the design of the avoiding groove and the supporting surface makes the installation process of the battery connecting plate more simple and intuitive, and the staff can more easily place the battery connecting plate on the supporting surface and insert the battery compartment into the avoiding groove, thereby simplifying the installation steps and improving the work efficiency.

[0014] As preferred, the battery connecting plate comprises a socket and a plug connected to each other, the socket is provided with two sliding grooves for sliding the battery compartment, the two sliding grooves are distributed on both sides of the plug, the surface of the socket is provided with a clamping groove, and the battery compartment is provided with a buckle for clamping cooperation with the clamping groove. By the foregoing technical scheme, the two sliding grooves on the socket allow the battery compartment to be easily inserted, making the installation process of the battery more simple and fast, in addition, the design of the sliding groove not only facilitates the insertion of the battery compartment, but also provides certain guidance and support during use of the battery compartment, reducing the connection loosening caused by vibration or external force; secondly, the design of the clamping groove and the buckle ensures the stable connection between the battery compartment and the socket, and allows the user to disassemble the battery compartment through simple operation, improving the convenience of use.

[0015] Other features and advantages of the present application will be disclosed in detail in the following specific embodiments and drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] The present application will be further described below with reference to the drawings:

[0017] Figure 1 The structure of the portable electric traction tool with replaceable battery connecting plate is shown in the figure.

[0018] Figure 2 It is an exploded view of the portable electric traction tool with replaceable battery connecting plate of the utility model;

[0019] Figure 3 It is a partial sectional view of the portable electric traction tool with replaceable battery connecting plate of the utility model;

[0020] Figure 4 It is a sectional view of the first end cover in the portable electric traction tool with replaceable battery connecting plate of the utility model;

[0021] Figure 5 It is an exploded view of the battery connecting plate in the portable electric traction tool with replaceable battery connecting plate of the utility model;

[0022] Figure 6 It is an exploded view of another type of battery connecting plate and battery compartment in the portable electric traction tool with replaceable battery connecting plate of the utility model.

[0023] The figure mark: 11, intermediate body;12, first end cover;121, avoid slot;122, avoid notched;123, support surface;13, second end cover;2, driver;21, traction rope;22, hook;23, back cover;231, limit plate;3, battery pack;4, battery connecting plate;41, socket;411, convex edge;412, sliding slot;413, clamping groove;42, plug;43, pressing plate;431, positioning platform;5, main control board. DETAILED DESCRIPTION

[0024] The technical scheme of the embodiments of the utility model will be explained and described in combination with the drawings of the embodiments of the utility model, but the following embodiments are only preferred embodiments of the utility model, and not all. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without making creative labor all belong to the protection scope of the utility model.

[0025] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like is the orientation or position relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and is not indicated or implied that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as the limitation of the utility model.

[0026] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and cannot be understood as indicating or implying relative importance or implying the number of the technical features indicated. Therefore, the features defined as "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise explicitly limited.

[0027] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and other terms should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] As shown in Figures 1 to 6 The utility model discloses a portable electric traction tool with replaceable battery connecting plate 4, including the casing, be equipped with the reel and the driver 2 of driving reel rotation in the casing, the outer surface of casing is detachably connected with battery compartment, the casing includes intermediate body 11 and the first end cover 12 and second end cover 13 connected to the both ends of intermediate body 11, wherein the first end cover 12 is detachably connected with the battery connecting plate 4 matched with battery compartment, the first end cover 12 is equipped with the avoiding slot 121 for the insertion of battery compartment.

[0029] The battery connecting plate 4 detachably connected with the first end cover 12 in the embodiment can facilitate the inspection and replacement of the battery connecting plate 4, and when the battery connecting plate 4 is poorly connected or damaged, the battery connecting plate 4 can be conveniently repaired and replaced, so that users do not need to have professional repair skills to perform simple troubleshooting and repair, which can significantly reduce the repair difficulty and repair cost of the battery connecting plate 4. In addition, by replacing different specifications or types of battery connecting plate 4, the electric traction tool can use different types of battery compartments, thereby improving the versatility and adaptability of the electric traction tool. In addition, users can select appropriate battery pack 3 types according to specific work requirements to balance the weight, endurance and cost of the electric traction tool, which helps to improve the user experience.

[0030] As shown in Figure 2 And Figure 3As shown, in this embodiment, an avoidance notch 122 is provided in the middle of the first end cover 12, and the avoidance notch 122 passes through the first end cover 12 and is connected to the avoidance groove 121. In addition, the avoidance groove 121 of the first end cover 12 has two notches, one of which is a first notch, and the first notch is at the top of the first end cover 12. The first notch can allow the battery compartment to be inserted into the avoidance groove 121, and the other notch is a second notch, and the second notch is on the side of the first end cover 12 away from the intermediate body 11. The second notch can expose the entire battery compartment to the user's field of view, and the user can intuitively observe the operation of the battery compartment.

[0031] In addition, the battery connecting plate 4 is provided with a convex edge 411 extending outward on the peripheral side. When the battery connecting plate 4 is assembled with the first end cover 12, the battery connecting plate 4 is extended into the avoidance gap 122 as a whole and extends into the avoidance groove 121. The edge of the avoidance gap 122 abuts against the convex edge 411, thereby restricting the battery connecting plate 4 from passing through the avoidance gap 122 as a whole so that the battery connecting plate 4 is separated from the first end cover 12. When the first end cover 12 is assembled with the intermediate body 11, the battery connecting plate 4 is restricted between the intermediate body 11 and the first end cover 12. The battery connecting plate 4 is extended into the avoidance groove 121 through the convex edge 411. 1 abuts against the edge of the avoidance notch 122, thereby forming a stable and effective positioning for the battery connecting plate 4, which can effectively prevent the battery connecting plate 4 from shaking or falling off during use, thereby ensuring a stable connection between the battery compartment and the battery connecting plate 4, and helping to improve the safety of the electric traction tool; in addition, the matching design of the avoidance notch 122 and the convex edge 411 enables the battery connecting plate 4 to be accurately aligned and extended into the avoidance groove 121, so that the battery compartment and the battery connecting plate 4 can be accurately plugged in, reducing the possibility of the battery compartment being separated from the battery connecting plate 4.

[0032] The thickness of the convex edge 411 of the battery connecting plate 4 in this embodiment is less than the thickness of the peripheral side of the battery connecting plate 4, that is, the convex edge 411 and the peripheral side of the battery connecting plate 4 form a step surface. When the first end cover 12 and the battery connecting plate 4 are assembled, the inner wall of the avoidance gap 122 surrounds the step surface of the battery connecting plate 4. At the same time, the inner wall of the avoidance gap 122 abuts against the step surface, so that the inner wall of the avoidance gap 122 positions the step surface. The avoidance gap 122 can form a circumferential limit for the battery connecting plate 4, thereby reducing the shaking amplitude of the battery connecting plate 4 and preventing the battery connecting plate 4 from loosening due to vibration or external force during use, so that the connection between the battery connecting plate 4 and the first end cover 12 is more stable and reliable; in addition, the avoidance gap 122 can also quickly position the battery connecting plate 4, making the installation of the battery connecting plate 4 more intuitive and simple, and improving the assembly efficiency of the electric traction tool.

[0033] like Figure 3 and Figure 4As shown, the driver 2 in this embodiment is a drive motor, which is fixed in the intermediate body 11. The drive motor includes a casing and a back cover 23 installed at the end of the casing away from the output shaft. The back cover 23 is exposed from the intermediate body 11. After the first end cover 12 is assembled with the intermediate body 11, the back cover 23 is abutted against the battery connecting plate 4. At this time, the back cover 23 and the first end cover 12 are respectively limited on both sides of the battery connecting plate 4 so that the battery connecting plate 4 is restricted between the back cover 23 and the first end cover 12. By restricting the battery connecting plate 4 between the two, it can be ensured that the battery connecting plate 4 will not loosen or shift due to vibration or external force during installation and use, which can effectively improve the positioning stability of the battery connecting plate 4.

[0034] In addition, the top of the back cover 23 described in this embodiment is provided with a limiting plate 231 extending toward the first end cover 12, and the battery connecting plate 4 is provided with a positioning platform 431 on the side facing the back cover 23, and the positioning platform 431 extends to the lower side of the limiting plate 231 and forms a limiting fit with the limiting plate 231. Through the cooperation of the limiting plate 231 and the positioning platform 431, the relative position between the battery connecting plate 4 and the back cover 23 is effectively fixed and restricted, thereby improving the stability of the entire structure, and preventing the battery connecting plate 4 from being displaced under vibration or impact, thereby ensuring the safety and reliability of the battery assembly; in addition, the positioning platform 431 extends to the lower side of the limiting plate 231 and forms a limiting fit with the limiting plate 231, which can ensure that the positioning of the battery connecting plate 4 on the back cover 23 is more precise, and precise positioning helps to ensure the correct alignment and fit between the various components inside the battery assembly, thereby improving the performance and life of the battery assembly.

[0035] like Figures 4 to 6 As shown, the battery connecting plate 4 in this embodiment includes a socket 41, an insert 42 and a pressure plate 43, wherein the socket 41 is provided with a slot for the battery compartment to be inserted into, and both sides of the slot are provided with a slide groove 412 for the battery compartment to slide, the pressure plate 43 is connected to the socket 41 and fixes the insert 42 on the socket 41, and the insert 42 is in the slot of the socket 41. When the battery compartment is inserted into the slot along the slide groove 412, the battery compartment and the insert 42 are plugged in to achieve electrical connection. The positioning platform 431 is set at the top of the pressure plate 43. In addition, a card slot 413 is provided on the surface of the socket 41. The battery compartment is fixed to the socket 41. The battery compartment is provided with a buckle that engages with the card slot 413. The two slide grooves 412 on the socket 41 allow the battery compartment to be easily slid and inserted, making the battery installation process simpler and faster. In addition, the design of the slide groove 412 not only facilitates the insertion of the battery compartment, but also provides a certain degree of guidance and support during the use of the battery compartment, reducing the loose connection caused by vibration or external force; secondly, the design of the card slot 413 and the buckle ensures a firm connection between the battery compartment and the socket 41, while allowing the user to remove the battery compartment through simple operations, thereby improving the convenience of use.

[0036] The notch of the insertion slot in the embodiment is located at the top of the socket 41, the bottom end of the socket 41 has a large thickness, the avoiding slot 121 has a notch for the battery compartment to be inserted, the bottom of the avoiding slot 121 away from the notch is provided with a supporting surface 123, the supporting surface 123 forms a support to the bottom of the socket 41, the supporting surface 123 can increase the abutting area of the battery connecting plate 4 and the avoiding slot 121, which is helpful to improve the supporting performance of the supporting surface 123 to the battery connecting plate 4, and reduce the possibility of displacement or deformation of the battery connecting plate 4 due to vibration or external force. In addition, the design of the avoiding slot 121 and the supporting surface 123 makes the installation process of the battery connecting plate 4 more simple and intuitive, and the staff can more easily place the battery connecting plate 4 on the supporting surface 123 and insert the battery compartment into the avoiding slot 121, thereby simplifying the installation steps and improving the work efficiency.

[0037] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and those skilled in the art should understand that the present application includes but is not limited to the contents described in the drawings and the above specific embodiment. Any modification that does not deviate from the functional and structural principles of the present application shall be included in the scope of the claims.

Claims

1. A portable electric traction tool with a replaceable battery connection plate, comprising a housing, a reel and a driver for driving the reel to rotate, and a battery compartment detachably connected to the outer surface of the housing, characterized in that: The housing includes a middle body and a first end cover and a second end cover connected to both ends of the middle body, wherein the first end cover is detachably connected to a battery connecting plate matching the battery compartment, and the first end cover is provided with an avoidance groove for inserting the battery compartment.

2. A portable electric traction tool with a replaceable battery connection plate according to claim 1, characterized in that: The first end cover is provided with an avoidance gap, and the peripheral side of the battery connecting plate is provided with a convex edge, which abuts against the edge of the avoidance gap. The battery connecting plate passes through the avoidance gap and extends into the avoidance groove. The battery connecting plate is confined between the intermediate body and the first end cover.

3. The portable electric traction tool with a replaceable battery connection plate according to claim 2, characterized in that: The convex edge and the peripheral side of the battery connecting plate form a step surface, the convex edge abuts against the inner wall of the avoidance gap, and the inner wall of the avoidance gap forms a positioning for the step surface.

4. The portable electric traction tool with a replaceable battery connection plate according to claim 2, characterized in that: A rear cover is provided at the end of the intermediate body facing the first end cover. The rear cover abuts against the battery connecting plate, and the battery connecting plate is confined between the rear cover and the first end cover.

5. The portable electric traction tool with a replaceable battery connection plate according to claim 4, characterized in that: The side of the rear cover facing the first end cover is provided with a limit plate extending toward the first end cover, and the side of the battery connecting plate facing the rear cover is provided with a positioning platform, which extends to the lower side of the limit plate and forms a limit fit with the limit plate.

6. The portable electric traction tool with a replaceable battery connection plate according to claim 1, characterized in that: The avoidance groove has a notch for inserting the battery compartment, and a support surface is provided at the bottom of the avoidance groove away from the notch, and the support surface forms support for the battery connecting plate.

7. The portable electric traction tool with a replaceable battery connection plate according to claim 1, characterized in that: The battery connecting plate includes a socket and a plug that are connected to each other. The socket is provided with two sliding grooves for the battery compartment to slide. The two sliding grooves are distributed on both sides of the plug. A card slot is provided on the surface of the socket, and the battery compartment is provided with a buckle that engages with the card slot.

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