Electric tool converter

Abstract

The utility model provides an electric tool converter which comprises an upper cover body connected with an electric tool, a detachably connected lower cover body is arranged on the bottom side of the upper cover body, a first clamping tongue and a second clamping tongue are symmetrically arranged on the bottom face of the front side and the bottom face of the rear side of the upper cover body respectively, and four third clamping grooves are symmetrically formed in the inner wall of the upper cover body. A first clamping groove and a second clamping groove are formed in the positions, corresponding to the first clamping tongue and the second clamping tongue, of the interior, close to the upper cover body, of the lower cover body, and a clamping plate is installed at the position, corresponding to the third clamping groove, of the interior, close to the upper cover body, of the lower cover body. Due to the up-down split type mounting structure and the left-right split type lower cover body, the upper cover body of the same type can correspond to a plurality of lower cover structures while being used, so that the upper cover body can be mounted only by opening a pair of molds and corresponds to the mounting structures of a plurality of lower cover bodies, the time and the cost for developing the molds are greatly reduced, and the production efficiency is improved. Meanwhile, the up-down split type assembling mode is that the lower cover body clamps the tongue of the upper cover body, and then a screw locking structure is adopted.

Description

Technical Field

[0001] The utility model relates to the technical field of converters, in particular to an electric tool converter. Background Art

[0002] Power tools include lithium-powered impact drills, lithium-powered angle grinders, lithium-powered hair dryers, lithium-powered electric hammers, lithium-powered wrenches, etc. At present, there is a problem in the existing tool converter series products, that is, the battery of one brand cannot be used with the power tools of another brand of battery, which is very inconvenient;

[0003] At the same time, the power tool converters currently on the market are integrated into one piece. For each brand and model of battery and power tool, a customized converter needs to be developed, and the corresponding mold and material investment is also very large. How to reduce costs as much as possible while meeting the functions of existing power tool converters?

[0004] Therefore, we made improvements to this and proposed a power tool converter. Utility Model Content

[0005] The purpose of the utility model is to enable batteries of different brands to be used in combination with electric tools, while reducing the corresponding mold and material input and reducing the problem of production costs.

[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0007] Power tool converter to improve the above problems.

[0008] The specific application is as follows:

[0009] It includes an upper cover body connected to the electric tool, a detachably connected lower cover body is provided on the bottom side of the upper cover body, a detachable battery pack interface is provided inside the lower cover body, a latch tongue 1 and a latch tongue 2 are symmetrically provided on the bottom surfaces of the front and rear sides of the upper cover body respectively, four latch grooves 3 are symmetrically provided on the inner wall of the upper cover body, a latch groove 1 and a latch groove 2 are provided at positions of the lower cover body near the interior of the upper cover body opposite to the latch tongue 1 and the latch tongue 2, and a clamping plate is installed at a position of the lower cover body near the interior of the upper cover body corresponding to the latch groove 3.

[0010] The upper and lower split installation structure and the lower cover body connected in the left and right parts can correspond to many lower cover structures while using the same upper cover body. In this way, only one mold is needed to install the upper cover body, and it corresponds to several lower cover installation structures, which greatly reduces the time and cost of developing molds. At the same time, the upper and lower split assembly method is that the lower cover body clamps the tongue of the upper cover body and then tightens the structure with screws, which makes the installation more convenient and the overall structure stable.

[0011] As a preferred embodiment of the electric tool converter provided by the utility model, a flange is provided at the edge of the outer side of the upper cover body, and the clamping slot three is integrally arranged with the inner wall surface of the flange.

[0012] As a preferred embodiment of the electric tool converter provided by the utility model, the lower cover body is composed of two symmetrical split side U structures, and the lower cover body is rectangular.

[0013] As a preferred embodiment of the electric tool converter provided by the utility model, fixing holes are opened on both sides of one side of the lower cover body, and the symmetrically split lower cover body is fixed by external screws through the fixing holes.

[0014] As a preferred embodiment of the electric tool converter provided by the utility model, a button is installed on the upper surface of the upper cover body, a mark is provided at one end of the upper surface of the upper cover body, and a lighting lamp is provided on one end surface of the upper cover body.

[0015] As a preferred embodiment of the electric tool converter provided by the utility model, a USB interface is provided on an end surface of the upper cover body opposite to the lighting lamp, and a circuit board is included inside the upper cover body.

[0016] As a preferred embodiment of the electric tool converter provided by the utility model, a placement platform is provided on the surface of the lower cover body close to the upper cover body, the battery pack interface is placed on the bottom surface of the placement platform away from the interior of the upper cover body, and two connecting poles are symmetrically provided on the inner wall of the battery pack interface close to the interior of the upper cover body, and the battery pack interface is clamped between the split lower cover body and the upper cover body.

[0017] As a preferred embodiment of the electric tool converter provided by the utility model, one end of the circuit board is connected to the electric tool through a wiring harness via a USB interface, and the other end of the circuit board is connected to an external battery pack through a wiring harness via a battery pack interface.

[0018] As a preferred implementation of the electric tool converter provided by the utility model, the placement platform is connected to a circuit board via a wiring harness, and the circuit board is electrically connected to a lighting lamp.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] The upper and lower split installation structure and the lower cover body connected in the left and right parts can correspond to many lower cover structures while using the same upper cover body. In this way, only one mold is needed to install the upper cover body, and it corresponds to several lower cover installation structures, which greatly reduces the time and cost of developing molds. At the same time, the upper and lower split assembly method is that the lower cover body clamps the tongue of the upper cover body and then tightens the structure with screws, which makes the installation more convenient and the overall structure stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A first three-dimensional structural schematic diagram of the electric tool converter provided by the present application;

[0022] Figure 2 A schematic diagram of the exploded structure of the power tool converter provided for this application;

[0023] Figure 3 A schematic diagram of the three-dimensional structure of the bottom of the electric tool converter provided in the present application;

[0024] Figure 4 A schematic diagram of the internal structure of the upper cover of the electric tool converter provided in this application.

[0025] Indicated in the figure:

[0026] 1. Upper cover; 11. Button; 12. Logo; 13. USB port; 14. Light; 2. Lower cover; 21. Fixing hole; 3. Battery pack port; 31. Connecting pole; 4. One latch tongue; 41. One slot; 5. Two latch tongues; 51. Two slots; 6. Flange; 7. Three slots; 71. Card board; 8. Card component; 9. Placement platform; 10. Circuit board. DETAILED DESCRIPTION

[0027] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0028] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0032] As described in the background art, the problem is that batteries of different brands can be used in combination with electric tools while reducing the corresponding mold and material input and reducing production costs.

[0033] In order to solve this technical problem, the utility model provides an electric tool converter.

[0034] Specifically, please refer to Figure 1-4 The electric tool converter specifically includes: an upper cover body 1 connected to the electric tool, a detachably connected lower cover body 2 is provided on the bottom side of the upper cover body 1, a detachable battery pack interface 3 is provided inside the lower cover body 2, a latch tongue 1 4 and a latch tongue 2 5 are symmetrically provided on the bottom surfaces of the front and rear sides of the upper cover body 1, four latch grooves 3 7 are symmetrically provided on the inner wall of the upper cover body 1, a latch groove 1 41 and a latch groove 2 51 are provided at positions of the lower cover body 2 near the inner part of the upper cover body 1 opposite to the latch tongue 1 4 and the latch tongue 2 5, and a clamping plate 71 is installed at a position of the lower cover body 2 near the inner part of the upper cover body 1 corresponding to the latch groove 3 7.

[0035] The upper and lower split installation structure and the lower cover body 2 connected in the left and right parts can correspond to many lower cover structures while using the same upper cover body 2. In this way, only one mold needs to be opened to install the upper cover body 1, and it can correspond to several installation structures of the lower cover bodies 2, which greatly reduces the time and cost of developing molds. At the same time, the upper and lower split assembly method is that the lower cover body 2 clamps the tongue of the upper cover body 1 and then tightens the screws, which makes the installation more convenient and the overall structure stable.

[0036] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0037] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0038] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0039] Example 1

[0040] Please refer to Figure 1-4 The electric tool converter comprises an upper cover body 1 connected to the electric tool, a detachably connected lower cover body 2 is provided on the bottom side of the upper cover body 1, a detachable battery pack interface 3 is provided inside the lower cover body 2, a latch tongue 1 4 and a latch tongue 2 5 are symmetrically provided on the bottom surfaces of the front and rear sides of the upper cover body 1, four latch grooves 3 7 are symmetrically provided on the inner wall of the upper cover body 1, a latch groove 1 41 and a latch groove 2 51 are provided at positions of the lower cover body 2 near the inner part of the upper cover body 1 opposite to the latch tongue 1 4 and the latch tongue 2 5, and a clamping plate 71 is installed at a position of the lower cover body 2 near the inner part of the upper cover body 1 corresponding to the latch groove 3 7.

[0041] The split lower cover 2 is symmetrically arranged, and can be fixed with external screws on the left and right sides during installation, and can be opened by unscrewing the screws when disassembling. The lower cover 2 is connected by a clamping plate 71, a second clamping slot 51, a first clamping slot 41 installed near the inner surface of the upper cover 1 and a third clamping slot 7, a second clamping tongue 5, and a first clamping tongue 4 arranged on the inner wall of the upper cover 1, and the circuit board 10 is also placed inside the third clamping slot 7.

[0042] Furthermore, a flange 6 is provided at the outer edge of the upper cover body 1 , and the clamping groove 3 7 is integrally provided with the inner wall surface of the flange 6 .

[0043] The flange 6 is provided to facilitate sealing during connection and to provide the card slot 3 7.

[0044] Furthermore, the lower cover body 2 is composed of two symmetrical split side U structures, and the lower cover body 2 is rectangular.

[0045] Furthermore, fixing holes 21 are provided on both sides of one side of the lower cover body 2 , and external screws of the symmetrical split lower cover body 2 are passed through the fixing holes 21 to fix the lower cover body 2 .

[0046] Furthermore, a placement platform 9 is provided on the surface of the lower cover body 2 close to the upper cover body 1, and the battery pack interface 3 is placed on the bottom surface of the placement platform 9 away from the interior of the upper cover body 1. The battery pack interface 3 is symmetrically provided with two connecting poles 31 on the inner wall close to the interior of the upper cover body 1, and the battery pack interface 3 is clamped between the split lower cover body 2 and the upper cover body 1.

[0047] It is convenient to fix the left and right split lower cover bodies 2 together to clamp the battery pack interface 3 placed on the placement platform 9 on the surface of the lower cover body 2, and at the same time, the connecting pole 31 on the battery pack interface 3 is convenient to be electrically connected with the circuit board 10.

[0048] Example 2

[0049] A button 11 is installed on the upper surface of the upper cover body 1 , a mark 12 is provided at one end of the upper surface of the upper cover body 1 , and an illuminating lamp 14 is provided at one end surface of the upper cover body 1 .

[0050] Pressing the button 11 controls the lighting lamp 14 to turn on for lighting via the circuit board 10 , and pressing the button 11 again turns off the lighting lamp 14 , and the mark 12 marks the lighting lamp 14 .

[0051] Furthermore, a USB interface 13 is provided on one end surface of the upper cover body 1 opposite to the illuminating lamp 14 , and a circuit board 10 is included inside the upper cover body 1 .

[0052] Furthermore, one end of the circuit board 10 is connected to the electric tool through a wiring harness via the USB interface 13, and the other end of the circuit board 10 is connected to the external battery pack through a wiring harness via the battery pack interface 3.

[0053] Furthermore, the placement platform 9 is connected to the circuit board 10 through a wiring harness, and the circuit board 10 is electrically connected to the lighting lamp 14 .

[0054] Implementation benefits: The upper and lower split installation structure, and the lower cover body 2 connected in left and right parts, can correspond to many lower cover structures while using the same upper cover body 2. In this way, only one mold is needed to install the upper cover body 1, and it corresponds to several installation structures of the lower cover bodies 2, which greatly reduces the time and cost of developing molds. At the same time, the upper and lower split assembly method is that the lower cover body 2 clamps the tongue of the upper cover body 1 and then tightens it with screws, which makes the installation more convenient and the overall structure stable.

[0055] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. An electric tool converter, characterized in that: The utility model comprises an upper cover body (1) connected to an electric tool, wherein a lower cover body (2) which is detachably connected is provided on the bottom side of the upper cover body (1), a detachable battery pack interface (3) is provided inside the lower cover body (2), a latch tongue (4) and a latch tongue (5) are symmetrically provided on the bottom surfaces of the front and rear sides of the upper cover body (1), four latch grooves (7) are symmetrically provided on the inner wall of the upper cover body (1), a latch groove (41) and a latch groove (51) are provided at positions of the lower cover body (2) at the interior of the upper cover body (1) opposite to the latch tongue (4) and the latch tongue (5), and a latch plate (71) is installed at a position of the lower cover body (2) at the interior of the upper cover body (1) opposite to the latch tongue (4) and the latch tongue (5).

2. The electric tool converter according to claim 1, characterized in that: A flange (6) is provided at the outer edge of the upper cover body (1), and the third clamping groove (7) is integrally arranged with the inner wall surface of the flange (6).

3. The electric tool converter according to claim 2, characterized in that: The lower cover body (2) is composed of two symmetrical split side U structures, and the lower cover body (2) is rectangular.

4. The electric tool converter according to claim 3, characterized in that: Fixing holes (21) are provided on both sides of one side of the lower cover body (2), and the symmetrically split lower cover body (2) is fixed by external screws through the fixing holes (21).

5. The electric tool converter according to claim 4, characterized in that: A button (11) is installed on the upper surface of the upper cover body (1), a mark (12) is provided at one end of the upper surface of the upper cover body (1), and a lighting lamp (14) is provided on one end surface of the upper cover body (1).

6. The electric tool converter according to claim 5, characterized in that: A USB interface (13) is provided on one end surface of the upper cover body (1) opposite to the lighting lamp (14), and the upper cover body (1) includes a circuit board (10) inside.

7. The electric tool converter according to claim 6, characterized in that: A placement platform (9) is provided on the surface of the lower cover (2) close to the upper cover (1); the battery pack interface (3) is placed on the bottom surface of the placement platform (9) away from the interior of the upper cover (1); two connection poles (31) are symmetrically provided on the inner wall of the battery pack interface (3) close to the interior of the upper cover (1); and the battery pack interface (3) is clamped between the split lower cover (2) and the upper cover (1).

8. The electric tool converter according to claim 6, characterized in that: One end of the circuit board (10) is connected to the electric tool via a wiring harness through a USB interface (13), and the other end of the circuit board (10) is connected to the external battery pack via a wiring harness through a battery pack interface (3).

9. The electric tool converter according to claim 7, characterized in that: The placement platform (9) is connected to a circuit board (10) via a wiring harness, and the circuit board (10) is electrically connected to a lighting lamp (14).

Images