CN219685361U - Compact electric screwdriver - Google Patents
Compact electric screwdriver Download PDFInfo
- Publication number
- CN219685361U CN219685361U CN202320977091.9U CN202320977091U CN219685361U CN 219685361 U CN219685361 U CN 219685361U CN 202320977091 U CN202320977091 U CN 202320977091U CN 219685361 U CN219685361 U CN 219685361U
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- Prior art keywords
- seat
- bearing
- bottom end
- electric
- electric screwdriver
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- 238000007789 sealing Methods 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides an electric batch with a compact structure, which comprises a shell, an output device and an electric batch seat; the output device is connected with the shell and comprises a motor and a motor shaft; the electric screwdriver seat is rotationally connected with the shell, the bottom end of the electric screwdriver seat is provided with a connector, the connector is used for installing a screwdriver head body, the top end of the electric screwdriver seat is connected with the motor shaft, and the bottom end of the electric screwdriver seat penetrates through the bottom end of the shell and extends; wherein the motor shaft and the electric batch seat are of an integrated structure. The electric screwdriver with compact structure drives the electric screwdriver seat to rotate through the output device, a motor shaft in the output device and the electric screwdriver seat are of an integrated structure, the structure that the motor shaft and the electric screwdriver seat are assembled through the fastening piece in the traditional electric screwdriver is reduced, the whole structure design of the electric screwdriver is simplified, the assembly is convenient, the occupied internal space of a shell is reduced due to the assembly of the electric screwdriver structure, the output device and the electric screwdriver seat are connected and driven more accurately, and the structure practicability is strong.
Description
Technical Field
The utility model relates to the technical field of electric batch, in particular to an electric batch with a compact structure.
Background
The electric screwdriver is also called an electric screwdriver and an electric screwdriver (electric screwdriver), is an electric tool for screwing and unscrewing screw caps, and is an indispensable tool in the assembly industry.
The mode of the installation of driving motor and electric batch seat in current electric batch is mostly through opening a hole on motor shaft or electric batch seat to connect through the fastener, current driving motor and electric batch seat's connection structure is inconvenient to install, and the structure occupies the volume big, and electric batch vibrations in the use for a long time, has the fastener not hard up, and driving motor and electric batch seat's connection structure unstable problem.
It is desirable to provide an electric screwdriver with a compact structure to solve the above-mentioned problems.
Disclosure of Invention
The utility model provides an electric batch with a compact structure, which solves the problems that in the prior art, the electric batch has a connecting structure of a driving motor and an electric batch seat, the installation is inconvenient, and the structure occupies a large volume.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a compact electric batch, comprising:
a housing;
the output device is connected with the shell and comprises a motor and a motor shaft; and
the electric screwdriver seat is rotationally connected with the shell, the bottom end of the electric screwdriver seat is provided with a connector, the connector is used for installing a screwdriver head body, the top end of the electric screwdriver seat is connected with the motor shaft, and the bottom end of the electric screwdriver seat penetrates through the bottom end of the shell and extends;
wherein, the motor shaft with the electricity is criticized the seat and is integrated into one piece structure.
In the utility model, the method further comprises the following steps:
the bearing seat is connected with the shell, and the electric screwdriver seat is arranged in the bearing seat in a penetrating way;
the motor flange is connected with the top of the bearing seat, and the motor flange is connected with the bottom end of the output device; and
the first bearing is connected with the bottom end of the bearing seat and is in plug-in connection with the electric batch seat.
In the utility model, the transmission device further comprises a second bearing, the second bearing is connected with the bearing seat, the second bearing is positioned below the first bearing, and the second bearing is spliced with the electric batch seat;
the electric batch seat is characterized in that a first limiting ring is further arranged on the outer side of the electric batch seat, the top surface of the first limiting ring is connected with the first bearing, and the bottom surface of the first limiting ring is connected with the second bearing.
In the present utility model, the bearing housing includes:
the first installation section is positioned at the top of the bearing seat and is connected with the motor flange;
the second installation section is positioned at the bottom of the bearing seat, a first accommodating groove is formed in the second installation end, and the first bearing is positioned in the first accommodating groove; and
the connecting section is positioned in the middle of the bearing seat and is used for connecting the first installation section and the second installation section, and the connecting part of the motor shaft and the electric batch seat is arranged in the connecting section in a penetrating way;
the cross-section diameter of the connecting section is smaller than that of the first accommodating groove. The bottom surface of the connecting section can define the position of the first bearing, so that the practicability of the structure of the transmission device is improved.
In the utility model, the section diameter of the second bearing is larger than that of the first accommodating groove;
the bottom end of the second installation section is also provided with a second accommodating groove, the second accommodating groove is positioned at the bottom end of the first accommodating groove, the section diameter of the second accommodating groove is larger than that of the first accommodating groove, and the second bearing is installed in the second accommodating groove.
In the utility model, the first mounting section is provided with a flange mounting groove, and the motor flange comprises:
the connecting ring is connected with the bottom end of the output device and is connected with the top surface of the first mounting section; and
the connecting sleeve is connected with the bottom end of the connecting ring, the outer ring of the connecting sleeve is connected with the flange mounting groove, and the joint of the electric batch seat and the connecting shaft penetrates through the inner ring of the connecting sleeve.
In the present utility model, the housing includes:
the shell is provided with an opening at the bottom end; and
the sealing cover is in a cylindrical structure with an opening at the top end, the bottom end of the shell is inserted into the sealing cover, and the electric screwdriver seat penetrates through the bottom end of the sealing cover and extends;
the outer side of the bearing seat is provided with a second limiting ring, and the second limiting ring is connected with the bottom end of the shell.
In the utility model, a third accommodating groove is further formed in the sealing cover, and the bottom end of the bearing seat is inserted into the third accommodating groove.
In the utility model, the bottom end inside the sealing cover is also provided with a fourth accommodating groove, the fourth accommodating groove is communicated with the third accommodating groove, the section diameter of the fourth accommodating groove is smaller than that of the third accommodating groove, and the bottom end of the second bearing seat is spliced with the fourth accommodating groove.
In the utility model, the bottom end of the bearing seat is connected with the top surface of the sealing cover, a second limiting ring is arranged outside the bearing seat, and the second limiting ring is connected with the bottom surface of the shell and the top surface of the sealing cover.
Compared with the prior art, the utility model has the beneficial effects that: the electric screwdriver with compact structure drives the electric screwdriver seat to rotate through the output device, a motor shaft in the output device and the electric screwdriver seat are of an integrated structure, the structure that the motor shaft and the electric screwdriver seat are assembled through the fastening piece in the traditional electric screwdriver is reduced, the whole structure design of the electric screwdriver is simplified, the assembly is convenient, the occupied internal space of a shell is reduced due to the assembly of the electric screwdriver structure, the output device and the electric screwdriver seat are connected and driven more accurately, and the structure practicability is strong.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments are briefly described below, and the drawings in the following description are only drawings corresponding to some embodiments of the present utility model.
Fig. 1 is a cross-sectional view of the overall structure of a preferred embodiment of the present utility model.
Fig. 2 is an enlarged view of a partial structure of fig. 1.
Fig. 3 is an exploded view of the transmission of the preferred embodiment of the present utility model.
Fig. 4 is an exploded view of the housing structure of the preferred embodiment of the present utility model.
Reference numerals: 11. a housing; 111. a housing; 112. sealing cover; 1121. a third accommodating groove; 1122. a fourth accommodating groove; 1123. a support ring; 12. an output device; 121. a motor shaft; 122. a motor limiting ring; 131. an electric batch seat; 1312. a first limit groove; 132. a first stop collar; 14. a transmission device; 141. a bearing seat; 1411. a first mounting section; 14111. a flange mounting groove; 14112. a flange positioning groove; 1412. a connection section; 1413. a second mounting section; 14131. a first receiving groove; 14132. a second accommodating groove; 1414. a second limiting ring; 142. a motor flange; 1421. a connecting ring; 1422. a connecting sleeve, 143, a first bearing; 143. and a second bearing.
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 can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the drawings, like structural elements are denoted by like reference numerals. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The following is a preferred embodiment of a compact electric batch that solves the above technical problems.
Referring to fig. 1, fig. 1 is a cross-sectional view of an overall structure of a preferred embodiment of the present utility model. The preferred embodiment of the compact electric batch provided by the utility model is as follows:
a compact electric batch, which comprises a shell 11, an output device 12 and an electric batch seat 131; the output device 12 is connected with the shell 11, and the output device 12 comprises a motor and a motor shaft 121; the electric screwdriver seat 131 is rotationally connected with the shell 11, a connector is arranged at the bottom end of the electric screwdriver seat 131 and used for installing a screwdriver head body, the top end of the electric screwdriver seat 131 is connected with the motor shaft 121, and the bottom end of the electric screwdriver seat 131 penetrates through the bottom end of the shell 11 and extends; wherein, the motor shaft 121 and the electric screwdriver seat 131 are integrally formed.
The details of the batch structure in this embodiment are described below with reference to fig. 1, 2 and 3:
the electric batch structure in this embodiment further includes a bearing seat 141, a motor flange 142, and a first bearing 143; the bearing seat 141, the motor flange 142 and the first bearing 143 are simply referred to as a transmission device 14 in this embodiment, and the transmission device 14 integrally assembles the electric batch seat 13, the housing 11 and the output device 12, so that the compactness of the electric batch structure is improved.
The bearing seat 141 is connected with the shell 11, and the electric screwdriver seat 131 is arranged in the bearing seat 141 in a penetrating way; the motor flange 142 is connected with the top of the bearing seat 141, and the motor flange 142 is connected with the bottom end of the output device 12; the first bearing 143 is connected with the bottom end of the bearing seat 141, and the first bearing 143 is connected with the electric batch seat 131 in a plugging manner. The motor flange 142 and the shell 11 are integrally assembled through the bearing seat 141, so that the compactness and the stability of the electric batch structure are improved.
In this embodiment, the transmission device further includes a second bearing 143, the second bearing 143 is connected with the bearing seat 141, the second bearing 143 is located below the first bearing 143, and the second bearing 143 is spliced with the electric batch seat 131; the second bearing 143 promotes the stability of the rotation of the electric batch holder 131 inside the housing 11.
Further, a first limiting ring 132 is further arranged on the outer side of the electric batch seat 131, the top surface of the first limiting ring 132 is connected with the first bearing 143, the bottom surface of the first limiting ring 132 is connected with the second bearing 143, the first limiting ring 132 limits the position of the electric batch seat 131, and the stability of rotary transmission of the electric batch seat 131 in the shell 11 is improved.
The outer side of the electric batch seat 131 in the embodiment is further provided with a first limiting ring 132, the first limiting ring 132 is located between the first bearing 143 and the second bearing 143, the first limiting ring 132 defines the positions of the electric batch seat 131, the first bearing 143 and the second bearing 143, and the stability of the structure of the electric batch seat 131 in the rotation process is improved. The electric batch seat 131 in the embodiment is detachably connected with the first limiting ring 132, so that the assembly is convenient; the outside of the electric batch seat 131 is provided with a first limit groove 1312, the first limit groove 1312 is clamped with a first limit ring 132, and the stability of connection between the electric batch seat 131 and the first limit ring 132 is improved.
The first stop collar 132 in this embodiment is provided with an opening on the side. The first limiting ring 132 is made of a strip-shaped metal piece through bending, and the structure is convenient to assemble.
The bearing seat 141 in the embodiment comprises a first mounting section 1411, a connecting section 1412 and a second mounting section 1413 which are sequentially distributed from top to bottom, wherein the first mounting section 1411 is positioned at the top of the bearing seat 141 and is connected with the motor flange 142; the second mounting section 1413 is positioned at the bottom of the bearing seat 141, the second mounting end is provided with a first accommodating groove 14131, and the first bearing 143 is positioned in the first accommodating groove 14131; the connecting section 1412 is positioned in the middle of the bearing seat 141, the connecting section 1412 connects the first mounting section 1411 and the second mounting section 1413, and the joint of the motor shaft 121 and the electric batch seat 131 is penetrated in the connecting section 1412; wherein, the cross-sectional diameter of the connecting section 1412 is smaller than the cross-sectional diameter of the first receiving groove 14131. The bottom surface of the connecting segment 1412 may define the location of the first bearing 143 to promote the utility of the transmission 14 structure.
In this embodiment, the second bearing 144 has a cross-sectional diameter greater than the first receiving slot 14131; the bottom end of the second mounting section 1413 is further provided with a second accommodating groove 14132, the second accommodating groove 14132 is positioned at the bottom end of the first accommodating groove 14131, the cross-sectional diameter of the second accommodating groove 14132 is larger than that of the first accommodating groove 14131, and the second bearing 144 is mounted in the second accommodating groove 14132, so that the compactness of the structure of the transmission device 14 is improved.
The first mounting section 1411 in this embodiment is provided with a flange mounting groove 14111, and the motor flange 142 includes a connecting ring 1421 and a connecting sleeve 1422; wherein the connecting ring 1421 is connected to the bottom end of the output device 12, and the connecting ring 1421 is connected to the top surface of the first mounting section 1411; the connecting sleeve 1422 is connected with the bottom end of the connecting ring 1421, the outer ring of the connecting sleeve 1422 is connected with the flange mounting groove 14111, and the motor shaft 121 penetrates through the inner ring of the connecting sleeve 1422, so that the structure design is compact, the motor flange 142 is fixedly connected with the output device 12 and the bearing seat 141, and the stability of synchronous transmission of the output device 12 and the electric batch seat 131 is improved.
The structure of the housing 11 in this embodiment will be described with reference to fig. 2 and 4:
the housing 111 in the present embodiment includes a case 111 and a seal cover 112; the bottom end of the shell 11 in the embodiment is provided with an opening; the sealing cover 112 is of a cylindrical structure with an opening at the top end, the bottom end of the shell 111 is inserted into the sealing cover 112, and the electric screwdriver seat 131 penetrates through the bottom end of the sealing cover 112 and extends; the outer side of the bearing seat 141 is provided with a second limiting ring 1414, and the second limiting ring 1414 is connected with the bottom end of the housing 11. The housing 111 and the sealing cover 112 clamp the second limiting ring 1414, so that the connection stability of the bearing seat 141 and the housing 11 is improved.
The outer side of the bearing housing 141 in this embodiment is connected to the housing 111 by screws. Further, the inner wall peripheral side of the seal cover 112 in the present embodiment is provided with a support ring 1123. The support ring 1123 supports the second limiting ring 1414, and the support ring 1123 and the bottom end of the housing 11 clamp and limit the second limiting ring 1414, so as to improve the compactness of the housing 11 and the stability in use.
In this embodiment, the sealing cover 112 is further provided with a third receiving groove 1121 therein, and the bottom end of the bearing seat 141 is inserted into the third receiving groove 1121, so as to prevent the bearing seat 141 from shaking in the housing 11, and the practicality of the structure is strong.
Further, in this embodiment, the bottom end inside the sealing cover 112 is further provided with a fourth accommodating groove 1122, the fourth accommodating groove 1122 is communicated with the third accommodating groove 1121, the cross-sectional diameter of the fourth accommodating groove 1122 is smaller than that of the third accommodating groove 1121, the bottom end of the second bearing 144 is inserted into the fourth accommodating groove 1122, the sealing cover 112 defines the position of the second bearing 144 through the fourth accommodating groove 1122, the connection stability of the transmission device 14 and the housing 11 is further improved, shaking and abrasion between the second bearing 144 and the bearing seat 141 are avoided, and the structural practicability is strong.
In summary, although the present utility model has been described in terms of the preferred embodiments, the above-mentioned embodiments are not intended to limit the utility model, and those skilled in the art can make various modifications and alterations without departing from the spirit and scope of the utility model, so that the scope of the utility model is defined by the appended claims.
Claims (10)
1. A compact electric batch comprising:
a housing;
the output device is connected with the shell and comprises a motor and a motor shaft; and
the electric screwdriver seat is rotationally connected with the shell, the bottom end of the electric screwdriver seat is provided with a connector, the connector is used for installing a screwdriver head body, the top end of the electric screwdriver seat is connected with the motor shaft, and the bottom end of the electric screwdriver seat penetrates through the bottom end of the shell and extends;
wherein, the motor shaft with the electricity is criticized the seat and is integrated into one piece structure.
2. The compact electric batch as recited in claim 1, further comprising:
the bearing seat is connected with the shell, and the electric screwdriver seat is arranged in the bearing seat in a penetrating way;
the motor flange is connected with the top of the bearing seat, and the motor flange is connected with the bottom end of the output device; and
the first bearing is connected with the bottom end of the bearing seat and is in plug-in connection with the electric batch seat.
3. The compact electric batch according to claim 2, further comprising a second bearing connected to the bearing mount, the second bearing being located below the first bearing, the second bearing being in mating engagement with the electric batch mount;
the electric batch seat is characterized in that a first limiting ring is further arranged on the outer side of the electric batch seat, the top surface of the first limiting ring is connected with the first bearing, and the bottom surface of the first limiting ring is connected with the second bearing.
4. A compact electric batch according to claim 3, wherein the bearing housing comprises:
the first installation section is positioned at the top of the bearing seat and is connected with the motor flange;
the second installation section is positioned at the bottom of the bearing seat and is provided with a first accommodating groove, and the first bearing is positioned in the first accommodating groove; and
the connecting section is positioned in the middle of the bearing seat and is used for connecting the first installation section and the second installation section, and the connecting part of the motor shaft and the electric batch seat is arranged in the connecting section in a penetrating way;
the cross-section diameter of the connecting section is smaller than that of the first accommodating groove.
5. The compact electric batch according to claim 4, wherein the second bearing cross-sectional diameter is greater than the first receiving slot cross-sectional diameter;
the bottom end of the second installation section is also provided with a second accommodating groove, the second accommodating groove is positioned at the bottom end of the first accommodating groove, the section diameter of the second accommodating groove is larger than that of the first accommodating groove, and the second bearing is installed in the second accommodating groove.
6. The compact electrical batch of claim 4, wherein the first mounting section is provided with a flange mounting groove, the motor flange comprising:
the connecting ring is connected with the bottom end of the output device and is connected with the top surface of the first mounting section; and
the connecting sleeve is connected with the bottom end of the connecting ring, the outer ring of the connecting sleeve is connected with the flange mounting groove, and the joint of the electric batch seat and the connecting shaft penetrates through the inner ring of the connecting sleeve.
7. The compact electrical batch of claim 5, wherein the housing comprises:
the shell is provided with an opening at the bottom end; and
the sealing cover is in a cylindrical structure with an opening at the top end, the bottom end of the shell is inserted into the sealing cover, and the electric screwdriver seat penetrates through the bottom end of the sealing cover and extends;
the outer side of the bearing seat is provided with a second limiting ring, and the second limiting ring is connected with the bottom end of the shell.
8. The electric screwdriver with compact structure according to claim 7, wherein a third accommodating groove is further formed in the sealing cover, and the bottom end of the bearing seat is inserted into the third accommodating groove.
9. The compact electric screwdriver of claim 8, wherein a fourth receiving groove is further formed in the bottom end of the inside of the sealing cover, the fourth receiving groove is communicated with the third receiving groove, the cross-sectional diameter of the fourth receiving groove is smaller than that of the third receiving groove, and the bottom end of the second bearing seat is inserted into the fourth receiving groove.
10. The compact electric batch according to claim 7, wherein the bottom end of the bearing seat is connected to the top surface of the sealing cover, and a second limiting ring is arranged outside the bearing seat and connected to the bottom surface of the housing and the top surface of the sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320977091.9U CN219685361U (en) | 2023-04-26 | 2023-04-26 | Compact electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320977091.9U CN219685361U (en) | 2023-04-26 | 2023-04-26 | Compact electric screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219685361U true CN219685361U (en) | 2023-09-15 |
Family
ID=87939049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320977091.9U Active CN219685361U (en) | 2023-04-26 | 2023-04-26 | Compact electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219685361U (en) |
-
2023
- 2023-04-26 CN CN202320977091.9U patent/CN219685361U/en active Active
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