CN216940553U - Quick connecting device of electric hand drill converter - Google Patents
Quick connecting device of electric hand drill converter Download PDFInfo
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- CN216940553U CN216940553U CN202220906848.0U CN202220906848U CN216940553U CN 216940553 U CN216940553 U CN 216940553U CN 202220906848 U CN202220906848 U CN 202220906848U CN 216940553 U CN216940553 U CN 216940553U
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Abstract
The utility model provides a quick connecting device of an electric hand drill converter, which comprises: the electric drill comprises a hollow body, wherein one end of the body is detachably connected with a converter, one end of the body, which is far away from the converter, is connected with an electric drill, and a rotating shaft of the converter is connected with an output shaft of the electric drill; the body is movably clamped with the converter through a locking mechanism, the locking mechanism comprises a key and a clamping groove corresponding to the key, the key is provided with a clamping portion corresponding to the clamping groove, the key is arranged on the body in a sliding mode, the clamping groove is formed in the converter, and an elastic piece is arranged between the key and the body. The quick connecting device of the electric hand drill converter has the advantages of simple structure and low production cost; the electric drill converter with different functions can be quickly switched, the operation is convenient, the structure is stable after the assembly, and the working efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of electric tools, in particular to a quick connecting device of an electric hand drill converter.
Background
The electric hand drill is a drilling tool powered by an alternating current power supply or a direct current battery, and is one of hand-held electric tools. The power supply used by the lithium battery is divided into AC and DC, generally AC220V, and DC12V lithium battery is simple and easy to install. The electric hand drill is a product with the largest sales volume in the electric tool industry, is widely applied to the industries of buildings, decorations, universal furniture and the like, is used for drilling holes or penetrating objects on objects, and is also called as an electric hammer in some industries. The electric hand drill mainly comprises: the drill chuck, the output shaft, the gear, the rotor, the stator, the casing, the switch and the cable conductor, and related wrench accessories are used. Electric hand drills are tools used for drilling holes in metal materials, wood, plastics, and the like. Some models are provided with rechargeable batteries, and can work normally in a certain time without an external power supply.
The electric drill converter or electric drill conversion head is a conversion tool mounted on the electric hand drill, and is mounted on the head portion of the electric drill, and can convert the rotary motion of motor output shaft of the electric drill into linear reciprocating motion, and on the multifunctional converter of the electric drill the cutters of saw blade and file can be mounted, so that the electric drill can possess the functions of electric saw and electric file, etc. so as to expand the function of electric drill, and can be changed into a multifunctional electric tool. When some existing converters are connected with an electric drill, the operation is complex, and the connection stability is poor. In addition, because each converter only has one function, the converters with different functions are frequently switched to complete different operations when in use; the switching converter is time-consuming and labor-consuming, and the working efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to solve the problem of providing the quick connecting device of the electric hand drill converter, which has a simple structure and low production cost; the electric drill converter with different functions can be quickly switched, the operation is convenient, the structure is stable after the assembly, and the working efficiency is greatly improved.
(II) technical scheme
In order to solve the technical problem, the present invention provides a quick connection device for an electric hand drill converter, comprising: the electric drill comprises a hollow body, wherein one end of the body is detachably connected with a converter, one end of the body, which is far away from the converter, is connected with an electric drill, and a rotating shaft of the converter is connected with an output shaft of the electric drill; the body is movably clamped with the converter through a locking mechanism, the locking mechanism comprises a key and a clamping groove corresponding to the key, the key is provided with a clamping part corresponding to the clamping groove, the key is arranged on the body in a sliding mode, the clamping groove is arranged on the converter, and an elastic part is arranged between the key and the body; when the body and the converter are locked, the clamping part and the clamping groove are clamped and limited; during unlocking, the key is pressed to drive the clamping part to be separated from the clamping groove, and the converter can be detached from the body at the moment. During assembly, the key is pressed first to clamp the clamping groove and the clamping part, then the key is loosened to reset under the action of the elastic piece, and the key is reset to drive the clamping part to be clamped and limited with the clamping groove; the assembly and disassembly are convenient and quick, and the structure is stable after the assembly.
According to the quick connecting device of the electric hand drill converter, the mounting guide post is arranged on the side end of the converter in a protruding mode, the clamping groove is formed in the mounting guide post, the converter can be designed into the electric drill converter with different functions, and the electric drill converter can be matched with the quick connecting device for use only by arranging the mounting guide post with the corresponding clamping groove on the electric drill converter; the structure is simple, and the production cost is low; the electric drill converter with different functions can be quickly switched, the operation is convenient, the structure is stable after the assembly, and the working efficiency is greatly improved; the button can be released after being pressed, and the button can automatically reset under the action of the elastic piece, so that the use is convenient; the keys comprise a first key and a second key which are symmetrically arranged, and the two keys are arranged, so that the structure is more stable after locking; a first guide inclined plane is annularly arranged between the outer flange and the sliding guide column, so that the clamping part is clamped with the clamping groove after the key is loosened; an opening is formed in one side of the clamping groove, a second guide inclined plane is arranged at the opening, and the guide pillar convenient to slide is clamped into the clamping groove after the key is pressed during assembly.
Furthermore, the key comprises a sliding guide post, the body is provided with a through groove corresponding to the sliding guide post, and the sliding guide post can slide up and down in the through groove; the clamping part is arranged at one end of the sliding guide pillar, the clamping part is an outer flange, and the diameter of the outer flange is larger than that of the sliding guide pillar. A first guide inclined plane is annularly arranged between the outer flange and the sliding guide column, so that the clamping part is clamped with the clamping groove after the key is released; an opening is formed in one side of the clamping groove, a second guide inclined plane is arranged at the opening, and the sliding guide pillar can be conveniently clamped into the clamping groove after the key is pressed during assembly.
Furthermore, the key comprises a pressing plate, so that the key is more convenient and labor-saving to press; one end of the elastic piece is abutted against the pressing plate, the other end of the elastic piece is abutted against the body, and the elastic piece is a spring; the button is released after being pressed, and the button automatically resets under the action of the elastic piece, so that the use is convenient.
Furthermore, the keys comprise a first key and a second key which are symmetrically arranged, the first key is arranged at the upper end part of the body, and the second key is arranged at the lower end part of the body. Be equipped with two buttons, the structure is more firm after the locking.
Furthermore, an installation guide pillar is convexly arranged at the side end of the converter, the body is provided with a first installation groove corresponding to the installation guide pillar, the installation guide pillar is arranged in the first installation groove, and the clamping groove is formed in the installation guide pillar. The clamping grooves are arranged in a plurality of annular and equidistant mode and are arranged on the mounting guide pillar, and clamping is stable. The inner cavity wall of the body is provided with a positioning bulge corresponding to the clamping groove, so that the positioning effect is good; the clamping grooves are four in the technical scheme, when the two symmetrical clamping grooves are clamped with the clamping parts, the other two clamping grooves are clamped and positioned with the positioning protrusions, and the structure is more stable. The converter can be established to the electric drill converter of different functions, only needs to set up the installation guide pillar that corresponds tape clamp groove on the electric drill converter, can use with this quick connecting device is supporting.
Further, the electric drill includes the electric drill casing, the electric drill casing is equipped with circular boss, the body be equipped with the second mounting groove that circular boss corresponds, circular boss is arranged in the second mounting groove, assembly back structural stability is good.
Further, the body is fixed with the electric drill through a bolt, and the body is provided with a mounting hole for mounting the bolt; the rotating shaft is connected with the output shaft through a connecting sleeve, and the rotating shaft coaxially rotates with the output shaft, so that the transmission effect is good.
(III) advantageous effects
The quick connecting device of the electric hand drill converter has the advantages of simple structure and low production cost; the electric drill converter with different functions can be quickly switched, the operation is convenient, the structure is stable after the assembly, and the working efficiency is greatly improved; the button can be released after being pressed, and the button can automatically reset under the action of the elastic piece, so that the use is convenient; the keys comprise a first key and a second key which are symmetrically arranged, and the two keys are arranged, so that the structure is more stable after locking; a first guide inclined plane is annularly arranged between the outer flange and the sliding guide column, so that the clamping part is clamped with the clamping groove after the key is loosened; an opening is formed in one side of the clamping groove, a second guide inclined plane is arranged at the opening, and the guide pillar can be conveniently clamped into the clamping groove in a sliding mode after the key is pressed during assembly; the protruding installation guide pillar that is provided with of converter side, the draw-in groove setting is on the installation guide pillar, and the electric drill converter of different functions can be established to the converter, only needs to set up the installation guide pillar that corresponds the area draw-in groove on the electric drill converter, can use with this quick connecting device is supporting.
Drawings
Fig. 1 is a perspective view of a quick connect apparatus of an electric hand drill converter of the present invention;
fig. 2 is a schematic view of the assembled quick connection assembly of the electric hand drill converter of the present invention;
fig. 3 is a cross-sectional view of the quick connect apparatus of the electric hand drill converter of the present invention assembled;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is a schematic view of the quick connect mechanism converter portion of the electric hand drill converter of the present invention;
fig. 6 is a schematic view illustrating a second mounting groove of the quick coupling device of the electric hand drill converter according to the present invention;
fig. 7 is a schematic view of the construction of the drill portion of the quick connect apparatus of the electric hand drill converter of the present invention;
the corresponding part names for the various reference numbers in the figures are: the structure comprises a body 1, a first mounting groove 101, a second mounting groove 102, a mounting hole 103, a through groove 104, a positioning protrusion 105, a converter 2, a rotating shaft 201, a mounting guide post 202, an electric drill 3, an output shaft 301, an electric drill housing 302, a circular boss 303, a key 4, a clamping portion 401, a sliding guide post 402, a first guide inclined surface 403, a first key 404, a second key 405, a pressing plate 406, a clamping groove 5, an opening 501, a second guide inclined surface 502, an elastic element 6 and a connecting sleeve 7.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
Referring to fig. 1 to 7, the present invention provides a quick connection device for an electric hand drill converter, including: the electric drill comprises a hollow body 1, wherein one end of the body 1 is detachably connected with a converter 2, one end of the body 1, which is far away from the converter 2, is connected with an electric drill 3, and a rotating shaft 201 of the converter 2 is connected with an output shaft 301 of the electric drill 3; the body 1 is movably clamped with the converter 2 through a locking mechanism, the locking mechanism comprises a key 4 and a clamping groove 5 corresponding to the key 4, the key 4 is provided with a clamping part 401 corresponding to the clamping groove 5, the key 4 is arranged on the body 1 in a sliding manner, the clamping groove 5 is arranged on the converter 2, and an elastic part 6 is arranged between the key 4 and the body 1; when the body 1 and the converter 2 are locked, the clamping part 401 is clamped and limited with the clamping groove 5; during unlocking, the button 4 is pressed to drive the engaging portion 401 to disengage from the slot 5, and the converter 2 can be detached from the body 1. During assembly, the key is pressed first to clamp the clamping groove 5 with the clamping part 401, then the key is released to reset under the action of the elastic piece, and the key resets to drive the clamping part 401 to be clamped and limited with the clamping groove 5; the assembly and disassembly are convenient and quick, and the structure is stable after the assembly.
Referring to fig. 1 to 5, the key 4 includes a sliding guide post 402, the body 1 is provided with a through slot 104 corresponding to the sliding guide post 402, and the sliding guide post 402 can slide up and down in the through slot 104; the engaging portion 401 is provided at one end of the slide guide post 402, and the engaging portion 401 is an outer flange having a diameter larger than that of the slide guide post 402. A first guide inclined plane 403 is annularly arranged between the outer flange and the sliding guide column 402, so that the clamping part 401 is clamped with the clamping groove after the key is released; an opening 501 is formed in one side of the clamping groove 5, a second guide inclined plane 502 is formed in the position of the opening 501, and a guide pillar convenient to slide is clamped into the clamping groove after a key is pressed during assembly.
Referring to fig. 3 and 4, the key 4 includes a pressing plate 406, so that the pressing of the key is more convenient and labor-saving; one end of the elastic piece 6 is abutted against the pressing plate 406, the other end of the elastic piece 6 is abutted against the body 1, and the elastic piece 6 is a spring; the button is loosened after being pressed, and the button automatically resets under the action of the elastic piece, so that the use is convenient. The key 4 comprises a first key 404 and a second key 405 which are symmetrically arranged, the first key 404 is arranged at the upper end of the body 1, and the second key 405 is arranged at the lower end of the body 1. Be equipped with two buttons, the structure is more firm after the locking.
Referring to fig. 1, 3 and 5, a mounting guide post 202 is convexly disposed at a side end of the converter 2, the body 1 is provided with a first mounting groove 101 corresponding to the mounting guide post 202, the mounting guide post 202 is disposed in the first mounting groove 101, and the card slot 5 is disposed on the mounting guide post 202. The clamping grooves 5 are arranged in a plurality of numbers, the clamping grooves 5 are annularly arranged on the mounting guide pillar 202 at equal intervals, and the clamping is stable. The inner cavity wall of the body 1 is provided with a positioning bulge 105 corresponding to the clamping groove 5, so that the positioning effect is good; in this embodiment, four slots are provided, and when two of the slots are symmetrically engaged with the engaging portion, the other two slots are engaged with the positioning protrusion for positioning, so that the structure is more stable. The converter can be established to the electric drill converter of different functions, only needs to set up the installation guide pillar 202 that corresponds the area draw-in groove on the electric drill converter, can use with this quick connecting device is supporting.
Referring to fig. 1, 3, 6 and 7, the electric drill 3 includes an electric drill housing 302, the electric drill housing 302 is provided with a circular boss 303, the body 1 is provided with a second mounting groove 102 corresponding to the circular boss 303, the circular boss 303 is disposed in the second mounting groove 102, and the structural stability is good after assembly.
Referring to fig. 1 to 3, a body 1 is fixed to an electric drill 3 through bolts, and the body 1 is provided with mounting holes 103 for mounting the bolts; the rotating shaft 201 is connected with the output shaft 301 through the connecting sleeve 7, the rotating shaft 201 and the output shaft 301 rotate coaxially, and the transmission effect is good.
According to the quick connecting device of the electric hand drill converter, an opening is formed in one side of the clamping groove, a second guide inclined plane is arranged at the opening, and the guide pillar can be conveniently clamped into the clamping groove in a sliding mode after the key is pressed during assembly; the converter can be designed into electric drill converters with different functions, and can be matched with the quick connecting device for use only by arranging the corresponding mounting guide post with the clamping groove on the electric drill converter; the structure is simple, and the production cost is low; the electric drill converter with different functions can be quickly switched, the operation is convenient, the structure is stable after the assembly, and the working efficiency is greatly improved; the button can be released after being pressed, and the button can automatically reset under the action of the elastic piece, so that the use is convenient; the keys comprise a first key and a second key which are symmetrically arranged, and the two keys are arranged, so that the structure is more stable after locking; a first guide inclined plane is annularly arranged between the outer flange and the sliding guide column, so that the clamping part and the clamping groove can be clamped conveniently after the key is loosened.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A quick connect device for an electric hand drill converter comprising: the electric drill comprises a hollow body (1), wherein one end of the body (1) is detachably connected with a converter (2), one end, far away from the converter (2), of the body (1) is connected with an electric drill (3), and a rotating shaft (201) of the converter (2) is connected with an output shaft (301) of the electric drill (3); the body (1) is movably clamped with the converter (2) through a locking mechanism, the locking mechanism comprises a key (4) and a clamping groove (5) corresponding to the key (4), the key (4) is provided with a clamping part (401) corresponding to the clamping groove (5), the key (4) is arranged on the body (1) in a sliding mode, the clamping groove (5) is arranged on the converter (2), and an elastic piece (6) is arranged between the key (4) and the body (1); when the body (1) and the converter (2) are locked, the clamping part (401) is clamped and limited with the clamping groove (5); during unlocking, the key (4) is pressed to drive the clamping part (401) to be separated from the clamping groove (5).
2. The quick connection device of an electric hand drill converter according to claim 1, characterized in that the push button (4) comprises a sliding guide post (402), the body (1) is provided with a through slot (104) corresponding to the sliding guide post (402), and the sliding guide post (402) can slide up and down in the through slot (104); the clamping part (401) is arranged at one end of the sliding guide post (402), the clamping part (401) is an outer flange, and the diameter of the outer flange is larger than that of the sliding guide post (402).
3. The quick connection device of the electric hand drill converter as claimed in claim 2, characterized in that a first guiding inclined plane (403) is annularly arranged between the outer flange and the sliding guide post (402), an opening (501) is arranged at one side of the clamping groove (5), and a second guiding inclined plane (502) is arranged at the opening (501).
4. The quick connection device of an electric hand drill converter according to claim 1, characterized in that the push button (4) comprises a pressing plate (406), one end of the elastic member (6) abuts against the pressing plate (406), the other end of the elastic member (6) abuts against the body (1), and the elastic member (6) is a spring.
5. The quick connection device of an electric hand drill converter according to claim 1, characterized in that the keys (4) comprise a first key (404) and a second key (405) which are symmetrically arranged, the first key (404) being arranged at the upper end of the body (1) and the second key (405) being arranged at the lower end of the body (1).
6. The quick connection device of the electric hand drill converter as claimed in claim 1, characterized in that a mounting guide post (202) is protrudingly provided at a side end of the converter (2), the body (1) is provided with a first mounting groove (101) corresponding to the mounting guide post (202), the mounting guide post (202) is disposed in the first mounting groove (101), and the catching groove (5) is provided on the mounting guide post (202).
7. The quick connection device of an electric hand drill converter according to claim 6, characterized in that the plurality of clamping grooves (5) are provided, and the plurality of clamping grooves (5) are annularly and equally spaced on the mounting guide post (202).
8. The quick connection device of an electric hand drill converter according to claim 1, characterized in that the electric drill (3) includes a drill housing (302), the drill housing (302) is provided with a circular boss (303), the body (1) is provided with a second mounting groove (102) corresponding to the circular boss (303), and the circular boss (303) is disposed in the second mounting groove (102).
9. The quick connection device of an electric hand drill converter according to claim 1, characterized in that the body (1) is fixed with the electric drill (3) by means of a bolt, the body (1) being provided with a mounting hole (103) for mounting the bolt; the rotating shaft (201) is connected with the output shaft (301) through a connecting sleeve (7), and the rotating shaft (201) and the output shaft (301) rotate coaxially.
10. The quick connection device of an electric hand drill converter according to claim 7, characterized in that the inner cavity wall of the body (1) is provided with a positioning projection (105) corresponding to the slot (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220906848.0U CN216940553U (en) | 2022-04-19 | 2022-04-19 | Quick connecting device of electric hand drill converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220906848.0U CN216940553U (en) | 2022-04-19 | 2022-04-19 | Quick connecting device of electric hand drill converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216940553U true CN216940553U (en) | 2022-07-12 |
Family
ID=82302053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220906848.0U Active CN216940553U (en) | 2022-04-19 | 2022-04-19 | Quick connecting device of electric hand drill converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216940553U (en) |
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2022
- 2022-04-19 CN CN202220906848.0U patent/CN216940553U/en active Active
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