CN219986307U

CN219986307U - Brushless impact electric drill

Info

Publication number: CN219986307U
Application number: CN202321025604.2U
Authority: CN
Inventors: 王策
Original assignee: Hangzhou Tianji Yingce Technology Co ltd
Current assignee: Hangzhou Tianji Yingce Technology Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-11-10
Anticipated expiration: 2033-04-27

Abstract

The utility model relates to a brushless impact electric drill, which comprises an electric drill body and a battery; the electric drill body is provided with a display screen for displaying the electric quantity of the battery, a control board electrically connected with the display screen and a battery socket, and the battery socket is in plug-in fit with the battery to realize electrical connection; the battery is detachably connected with the bottom of the electric drill body so as to realize the plug-in matching of the battery socket and the battery. The utility model can clearly display the electric quantity of the battery, especially the percentage of the electric quantity, and is more convenient for users to use.

Description

Brushless impact electric drill

Technical Field

The utility model relates to an impact electric drill, in particular to a brushless impact electric drill.

Background

A brushless impact drill is a power tool using brushless motor technology that provides higher efficiency and longer life. Compared with the traditional brush type electric tool, the brushless motor does not need a carbon brush and a brush ring, so that the friction is smaller, the loss is smaller, and the service life is longer. In addition, brushless motor can also realize more accurate electronic control, provides more meticulous power take off and better energy-conserving effect.

A brushless impact drill is a power tool that combines a brushless motor and an impact function, and provides a stronger torque and a higher rotational speed, and is suitable for some works requiring a high torque, such as drilling and tightening screws. Meanwhile, the brushless impact electric drill can realize more accurate control, and damage to working materials caused by excessive torque or excessive rotating speed is avoided. Brushless power drills are typically equipped with variable speed control and torque adjustment to accommodate different operating requirements.

At present, most electric drills can not look over the electric quantity, and some intelligent electric drills can look over the electric quantity through increasing bluetooth module on the control panel to can realize connecting mobile device's APP, but so can lead to overall cost too high, because the control panel that supports bluetooth module obviously is more expensive than traditional control panel, still must look over the electric quantity with the help of mobile device just, it is inconvenient. Of course, the battery power is also checked by setting the indicator lamp, which is not intuitive.

Therefore, there is a need for a brushless impact drill that can easily view the battery power.

Disclosure of Invention

The present utility model has been made keeping in mind the above problems occurring in the prior art, and an object of the present utility model is to provide a brushless impact electric drill.

In order to achieve the purpose of the application, the utility model adopts the following technical scheme: a brushless impact electric drill comprises an electric drill body and a battery;

the electric drill body is provided with a display screen for displaying the electric quantity of the battery, a control board electrically connected with the display screen and a battery socket, and the battery socket is in plug-in fit with the battery to realize electrical connection;

the battery is detachably connected with the bottom of the electric drill body so as to realize the plug-in matching of the battery socket and the battery.

Working principle and beneficial effect: 1. compared with the prior art, the utility model can directly display the electric quantity of the battery through the display screen, can be accurate to a few percent, is more visual and is convenient for users to use;

2. compared with the prior art, the display screen is arranged on the electric drill body, and only the electric quantity is displayed when the battery is connected, so that the structure is not required to be added on the battery, only the electric drill body is required to be modified, the modification cost is low, and the implementation difficulty is low;

3. compared with the prior art, the utility model can conveniently install the battery, and meanwhile, compared with the current Bluetooth communication electric quantity checking mode, the hardware requirement of the control panel is lower, and the cost is lower (the utility model mainly aims at reducing the cost not only under the condition of meeting the requirement, but also can improve the cost if the requirement is higher).

Further, the display screen is 1-2 inches in size, and at least the electric quantity can be displayed. The electric quantity can be displayed, the requirement is low, the electric drill is smaller in size, more power-saving and lower in cost, and the electric drill can be easily installed on the electric drill body without completely redesigning the shell structure of the electric drill body.

Further, a plurality of jacks are arranged on the battery, conductive metal inserting sheets corresponding to the jacks one by one are arranged on the battery socket, and electric connection is achieved through the cooperation of the conductive metal inserting sheets and the jacks. Can ensure more stable electric connection and reduce the occurrence of poor contact.

Further, the battery is a lithium battery. The lithium battery has the advantage of high energy density, and can promote the endurance of the electric drill.

Further, the battery charger also comprises a charger, and a display screen for displaying the electric quantity of the battery is arranged on the charger. Not only is the electric drill body, the electric quantity of battery can also be directly shown to the charger, and is more directly perceived, and traditional charger all is the pilot lamp and represents whether the battery is full, and the red light represents in charging, and the green light represents full, does not know the specific electric quantity of battery yet.

Further, the number of conductive metal tabs is at least three.

Further, the shell of the electric drill body is of a structure formed by a left shell and a right shell, and the display screen is embedded and installed on the side face of one of the shells. Therefore, the display screen can be used as equipment for displaying electric quantity and also can be used as a part for displaying logo of an electric drill, so that the process of printing logo on the shell can be omitted, and the display screen is particularly convenient for OEM manufacturers to produce.

Further, the display screen and the casing are fixed through a connecting piece and sealed through waterproof sealant. Can provide good waterproof and fixing effects.

Further, the display screen is an LCD screen or an OLED screen. The LCD screen is low in cost, and the OLED screen is more power-saving, and can be selected according to actual requirements.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the mechanism of a battery;

fig. 3 is a schematic structural view of the charger.

In the figure, 1, an electric drill body; 2. a battery; 3. a display screen; 4. a charger; 11. a control board; 12. a battery receptacle; 13. a housing; 21. a jack; 121. conductive metal insert.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not refer to or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus the above terms should not be construed as limiting the present utility model.

As shown in fig. 1-2, the brushless impact electric drill comprises a drill body 1 and a battery 2;

the electric drill body 1 is provided with a display screen 3 for displaying the electric quantity of the battery 2, a control board 11 electrically connected with the display screen 3 and a battery 2 socket, and the battery 2 socket is in plug-in fit with the battery 2 to realize electrical connection;

in this embodiment, the display screen 3 has a size of 1 to 2 inches, and is capable of displaying at least electric quantity. The electric quantity can be displayed, the requirement is low, the electric drill is smaller in size, more power-saving and lower in cost, and the electric drill can be easily installed on the electric drill body 1 without completely redesigning the shell structure of the electric drill body 1.

Preferably, the electric drill body 1 has a structure formed by a left casing 13 and a right casing 13, and the display 3 is embedded and mounted on the side surface of one casing 13. Therefore, the display screen 3 can be used as not only equipment for displaying electric quantity, but also parts for displaying logo of an electric drill, so that the process of printing logo on the shell 13 can be omitted, and the manufacture of OEM manufacturers is facilitated.

The display screen 3 and the casing 13 are fixed through a connecting piece and sealed through waterproof sealant. Can provide good waterproof and fixing effects.

Preferably, the display screen 3 is an LCD screen or an OLED screen. The LCD screen is low in cost, the OLED screen is more power-saving, the OLED screen can be selected according to actual requirements, and the high-end model can be selected.

So, as long as the position of installing the display screen 3 is reserved by directly perforating the original position of printing logo on the shell 13, then the display screen 3 is customized to the manufacturer directly, for example, a liquid crystal screen can be searched on 1688, then the manufacturer is searched for direct customization according to the requirement, and a part of finished products are owned, so that the finished products can be directly used for measuring the electric quantity of the battery 2 or provide a model reference with some control boards 11, and the design and shaping can be rapidly carried out.

The battery 2 is detachably connected with the bottom of the electric drill body 1 so as to realize the plug-in fit between the socket of the battery 2 and the battery 2.

In this embodiment, the connection mode between the battery 2 and the electric drill body 1 is a common snap fit, and a plurality of jacks 21 are provided on the battery 2, conductive metal inserting sheets 121 corresponding to the jacks 21 one by one are provided on the battery 2 socket, and the conductive metal inserting sheets 121 are matched with the jacks 21 to realize electrical connection, so that the number of the conductive metal inserting sheets 121 is at least three.

Preferably, the battery 2 is a lithium battery 2, and more preferably may be a battery 2 that supports fast charging, such as the PD3.0 fast charging protocol commonly found on cell phones. As shown in fig. 3, the utility model further comprises a charger 4, and a display screen 3 for displaying the electric quantity of the battery 2 is also arranged on the charger 4. Not only electric drill body 1, charger 4 also can direct display battery 2's electric quantity, more directly perceived, traditional charger 4 is the pilot lamp and shows battery 2 whether full, and the red light shows in charging, and the green light shows full, still does not know battery 2's specific electric quantity, and whether the display screen 3 of charger 4 also can judge electric drill body 1's display screen 3 has the trouble moreover, as long as both show the difference too big to same battery 2's electric quantity, just can judge that one of them has the trouble, and charger 4 is with low costs, can purchase a plurality of, consequently can conveniently judge electric drill body 1 has the trouble.

The utility model is not described in detail in the prior art, and therefore, the utility model is not described in detail.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Although the terms of the drill body 1, battery 2, display 3, charger 4, control board 11, battery 2 receptacle, housing 13, jack 21, conductive metal tab 121, etc. are used more herein, the possibility of using other terms is not precluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person can obtain various other products without departing from the scope of the present utility model, but any changes in shape or structure of the present utility model, all having the same or similar technical solutions, fall within the scope of the present utility model.

Claims

1. The brushless impact electric drill is characterized by comprising an electric drill body and a battery;

the battery and the bottom of the electric drill body are detachably connected, so that the battery socket is in plug-in fit with the battery.

2. A brushless electric impact drill according to claim 1, wherein the display screen is 1-2 inches in size to display at least the power.

3. The brushless electric impact drill according to claim 1, wherein a plurality of insertion holes are formed in the battery, conductive metal insertion pieces corresponding to the insertion holes one by one are formed in the battery socket, and the battery socket is electrically connected with the insertion holes through the conductive metal insertion pieces.

4. A brushless electric impact drill according to claim 1, wherein the battery is a lithium battery.

5. A brushless electric impact drill according to any one of claims 1 to 4, further comprising a charger, the charger also having a display for displaying the battery level.

6. A brushless electric impact drill according to claim 3, wherein the number of conductive metal inserts is at least three.

7. A brushless electric impact drill according to any one of claims 1 to 4, wherein the housing of the drill body is a structure comprising left and right housings, and the display screen is embedded in one of the housings.

8. A brushless electric impact drill according to claim 7 wherein the display is secured to the housing by a connector and sealed by a water-tight sealant.

9. A brushless electric impact drill according to claim 8, wherein the display screen is an LCD screen or an OLED screen.