CN203918895U - A kind of hand-operated tools - Google Patents
A kind of hand-operated tools Download PDFInfo
- Publication number
- CN203918895U CN203918895U CN201420228250.6U CN201420228250U CN203918895U CN 203918895 U CN203918895 U CN 203918895U CN 201420228250 U CN201420228250 U CN 201420228250U CN 203918895 U CN203918895 U CN 203918895U
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- CN
- China
- Prior art keywords
- hand
- operated tools
- link
- handle
- lug boss
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model provides a kind of hand-operated tools, belongs to hand-operated tools technical field.It is many that it has solved existing multi-bit screwdriver accessory, the problem that intensity is not high.This hand-operated tools, comprise handle, cutter head and be arranged on the blade on handle, blade comprises round bar portion, annulus portion and installation portion, end in round bar portion offers mounting groove, mounting groove is provided with at least one plane, cutter head can close-fitting to mounting groove, handle is the ring bodies of hollow, comprise grip portion, link and sealed end, link and sealed end are extended to form to two ends by grip portion, on the madial wall of link, offer some groovings, the median plane of grooving is through the axis of handle, installation portion comprises that cylinder and some even circumferential hoops are around the lug boss in cylindrical outer wall, and annulus portion in grooving time is pushed against on link when lug boss close-fitting, block is installed on sealed end.The utlity model has advantage simple in structure, good stability.
Description
Technical field
The utility model belongs to hand-operated tools technical field, relates to a kind of hand-operated tools.
Background technology
Chinese patent CN202572251U has announced a kind of multi-bit screwdriver: comprise screw driver handle, driver bit, geared system, geared system includes: device case, main driven wheel, ring gear in pairs, from drive gear set, comprise gear wheel and pinion, spring fitting pin, cluster gear in pairs, commutation button, realize coordinating of a screw driver handle and multiple driver bits, thereby can utilize a screw driver handle according to different use state and environment, change corresponding driver bit, minimizing instrument carries spare and accessory parts, adaptability and convenience that raising instrument uses.
Above-mentioned multi-bit screwdriver is providing removable driver bit, realize coordinating of a screw driver handle and multiple driver bits, but be provided with the parts of multiple cooperation, reduced overall intensity, a damage parts can cause entirety not use, and overall structure is more complicated.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of hand-operated tools of simple in structure, good stability.
The purpose of this utility model can realize by following technical proposal: a kind of hand-operated tools, comprise handle, cutter head and be arranged on the blade on handle, it is characterized in that, described blade comprises round bar portion, annulus portion and installation portion, end in round bar portion offers mounting groove, mounting groove is provided with at least one plane, cutter head can close-fitting to mounting groove, the external diameter of described annulus portion is greater than the external diameter of installation portion, described handle is the ring bodies of hollow, comprise grip portion, link and sealed end, described link and sealed end are extended to form to two ends by grip portion, on the madial wall of link, offer some groovings, the median plane of described grooving is through the axis of handle, described installation portion comprises that cylinder and some even circumferential hoops are around the lug boss in cylindrical outer wall, and annulus portion in grooving time is pushed against on link when lug boss close-fitting, on described sealed end, block is installed.
In above-mentioned a kind of hand-operated tools, the cross section of described lug boss is trapezoidal.
In above-mentioned a kind of hand-operated tools, lug boss one end extends to installation portion, the other end is provided with the rake crossing with cylinder, the total length of described lug boss is less than the total length of cylinder, on each lug boss, all offer the fracture that bossing is slit into two sections, and each fracture is in same level.
In above-mentioned a kind of hand-operated tools, the quantity of described lug boss has 4.
In above-mentioned a kind of hand-operated tools, the cross section of described mounting groove is hexagon.
In above-mentioned a kind of hand-operated tools, in described annulus portion, be also provided with boss portion, described installation portion is arranged in boss portion, on described link, offers groove, and in the time that installation portion inserts and push against to link, boss portion is inserted in groove.
In above-mentioned a kind of hand-operated tools, in described handle, offer first step hole and second step hole, described first step hole is arranged on link, described grooving intersects to first step hole, the length in described first step hole is less than the length of installation portion, the diameter in described second step hole is greater than the diameter in first step hole, and described second step hole extends through sealed end.
In above-mentioned a kind of hand-operated tools, on the outer peripheral face of described annulus portion, be also provided with rotation section, the width of described rotation section is less than the width of annulus portion, on described rotation section, evenly offer some row straight troughs, described straight trough is parallel to the axis of annulus portion, and the radian of described straight trough is less than the radian at interval between two adjacent straight troughs.
In above-mentioned a kind of hand-operated tools, the external diameter of grip portion dwindles gradually from middle part to both ends, is provided with depressed part, and is filled with encapsulate on the outer surface of grip portion in depressed part.
In above-mentioned a kind of hand-operated tools, described sealed end is threaded with block, and the outer surface of described block is evenly provided with pit.
Compared with prior art, the utlity model has several advantages:
1,, when this instrument is installed, mutually peg graft and close-fitting by installation portion and connecting portion, simple in structure, practical and convenient.
2, the cross section of lug boss is trapezoidal, and the cross section of groove matches, easy to process, and guidance quality is good, stressed even.
3, rotation section is set, in the time that blade is extracted from handle, is convenient to stressed.
4, block adopts and is threaded, simple in structure, pit is set and is convenient to stressed.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is blast structural representation of the present utility model.
Fig. 3 is cross-sectional view of the present utility model.
Fig. 4 is the cross sectional view at A-A place in the utility model.
Fig. 5 is blade structural representation in the utility model.
In figure, 10, blade; 11, round bar portion; 111, mounting groove; 12, installation portion; 121, lug boss; 122, fracture; 123, cylinder; 124, rake; 13, annulus portion; 131, boss portion; 132, rotation section; 133, straight trough; 20, handle; 21, link; 22, sealed end; 23, groove; 24, grooving; 25, first step hole; 251, second step hole; 26, depressed part; 27, encapsulate; 28, grip portion; 30, block; 31, pit; 40, cutter head.
Detailed description of the invention
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As depicted in figs. 1 and 2, the utility model comprises handle 20, blade 10 and cutter head 40, and blade 10 is installed on handle 20, and cutter head 40 is plugged on blade 10.
As shown in Figure 2 and Figure 5, blade 10 comprises round bar portion 11, annulus portion 13 and installation portion 12, the end of round bar portion 11 offers hexagonal mounting groove 111, cutter head 40 one end are also set to hexagon and can coordinate with mounting groove 111, the other end is arranged to " one " font or " ten " font or other forms, can coordinate the use of conventional securing member, the external diameter of annulus portion 13 is greater than the external diameter of installation portion 12, the external diameter of annulus portion 13 is also greater than the external diameter of round bar portion 11, one side of annulus portion 13 is provided with boss portion 131, installation portion 12 is arranged in boss portion 131, the diameter of boss portion 131 is greater than the diameter of installation portion 12 and is less than the diameter of annulus portion 13, round bar portion 11 is located at the opposite side of annulus portion 13, installation portion 12 comprises that cylinder 123 and four are evenly arranged on cylinder 123 weeks lug boss 121 upwards, the cross section of lug boss 121 is trapezoidal, one end extends to boss portion 131, the other end is provided with rake 124, rake 124 is crossing with cylinder 123, the length of lug boss 121 is less than the length of cylinder 123, on installation portion 12, offer fracture 122, lug boss 121 is divided into two sections by fracture 122, the equal diameters of the base diameter of fracture 122 and cylinder 123.
Cutter head 40 patterns are many, can be according to the cutter heads 40 of existing fastener arrangement different size and pattern on market, and easy to use, the instrument of having avoided buying many different size models, causes waste, and single part damages and makes, only need to change cutter head 40, blade 10 or handle 20, it is convenient to change, and waste is few; The lug boss 121 that is provided with four trapezoid cross sections, transmitting torque is large, long service life, and be arranged to trapezoid cross section, and Mould Machining is simple, and cost is low; Lug boss 121 arranges rake 124, and guidance quality is good, is convenient to insert, and fracture 122 is set and can discharges the crimp of pushing installation portion 12 and link 21.
On the outer peripheral face of annulus portion 13, be also provided with rotation section 132, the width of rotation section 132 is less than the width of annulus portion 13, and the end face of rotation section 132 is not concordant with the end face of annulus portion 13, on rotation section 132, evenly offer some row straight troughs 133, straight trough 133 is parallel to the axis of annulus portion 13, and the radian of straight trough 133 is less than the radian at interval between two adjacent straight troughs 133.Arrange rotation section 132 be convenient to extract installation portion 12 time have stress point, extract conveniently, arrange that straight trough 133 increases friction and the instrument of being convenient to is fixed.
As shown in Figure 3 and Figure 4, the ring bodies that handle 20 is hollow, comprise grip portion 28, grip portion 28 extends and forms respectively link 21 and sealed end 22 to two ends, in handle 20, offer first step hole 25 and second step hole 251, first step hole 25 is arranged in link 21, the length in first step hole 25 is less than the length of installation portion 12, the diameter in first step hole 25 and cylinder 123 close-fittings, on link 21, be provided with groove 23, the diameter of groove 23 is greater than the diameter of boss portion 131, be less than the diameter of annulus portion 13, start from the bottom surface of groove 23 evenly to offer four groovings 24 along first step hole 25 madial walls, the median plane of grooving 24 can be through the axis of handle 20, the cross section of grooving 24 be trapezoidal and with boss portion 131 close-fittings, in the time that installation portion 12 is inserted into connecting portion, annulus portion 13 pushes against link 21, boss portion 131 is inserted in groove 23.
The diameter in second step hole 251 is greater than the diameter in first step hole 25, second step hole 251 extends through sealed end 22, there is screw thread in outside at sealed end 22, block 30 is threaded connection with sealed end, block 30 be bowl-type and can with sealed end 22 rounding ofves, block 30 is provided with pit 31, and pit 31 is long groove shape and the uniform ring outer surface around block 30.
Second step hole 251 is set, end 30 sealings of being blocked a shot, can be in second step hole 251 interior placement cutter head 40 or some other filler; At block 30 outer surface, pit 31 is set, is convenient to stressedly, it is convenient to rotate.
The outer surface of grip portion 28 is the arc surface extending to two ends, is provided with depressed part 26 on the outer surface of grip portion 28, and depressed part 26 ovalizes, are filled with encapsulate 27 in depressed part 26, the outer surface of the outstanding grip of the height portion 28 of encapsulate 27.Grip portion 28 arranges encapsulate 27, good hand touch, and good looking appearance is generous.
Compared with prior art, the utlity model has several advantages:
1, mutually peg graft by installation portion 12 and connecting portion, simple in structure, practical and convenient.
2, the cross section of lug boss 121 is trapezoidal, and the cross section of groove 23 matches, easy to process, and guidance quality is good, stressed even.
3, rotation section 132 is set, is convenient to extracting the stressed of blade 10.
4, block 30 adopts and is threaded, simple in structure, pit 31 is set and is convenient to stressed.
5, second step portion is set, is convenient to store conventional cutter head 40.
6, grip portion 28 arranges encapsulate 27, good hand touch, and good looking appearance is generous.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. a hand-operated tools, comprise handle, cutter head and be arranged on the blade on handle, it is characterized in that, described blade comprises round bar portion, annulus portion and installation portion, end in round bar portion offers mounting groove, mounting groove is provided with at least one plane, cutter head can close-fitting to mounting groove, the external diameter of described annulus portion is greater than the external diameter of installation portion, described handle is the ring bodies of hollow, comprise grip portion, link and sealed end, described link and sealed end are extended to form to two ends by grip portion, on the madial wall of link, offer some groovings, the median plane of described grooving is through the axis of handle, described installation portion comprises that cylinder and some even circumferential hoops are around the lug boss in cylindrical outer wall, and annulus portion in grooving time is pushed against on link when lug boss close-fitting, on described sealed end, block is installed.
2. a kind of hand-operated tools according to claim 1, is characterized in that, the cross section of described lug boss is trapezoidal.
3. a kind of hand-operated tools according to claim 1 and 2, it is characterized in that, one end of described lug boss extends to installation portion, the other end is provided with the rake crossing with cylinder, the total length of described lug boss is less than the total length of cylinder, on each lug boss, all offer the fracture that bossing is slit into two sections, and each fracture is in same level.
4. a kind of hand-operated tools according to claim 1 and 2, is characterized in that, the quantity of described lug boss has 4.
5. a kind of hand-operated tools according to claim 1 and 2, is characterized in that, the cross section of described mounting groove is hexagon.
6. a kind of hand-operated tools according to claim 1 and 2, is characterized in that, in described annulus portion, is also provided with boss portion, described installation portion is arranged in boss portion, on described link, offer groove, and in the time that installation portion inserts and push against link, boss portion is inserted in groove.
7. a kind of hand-operated tools according to claim 1 and 2, it is characterized in that, in described handle, offer first step hole and second step hole, described first step hole is arranged on link, described grooving intersects to first step hole, the length in described first step hole is less than the length of installation portion, and the diameter in described second step hole is greater than the diameter in first step hole, and described second step hole is through to sealed end.
8. a kind of hand-operated tools according to claim 1 and 2, it is characterized in that, on the outer peripheral face of described annulus portion, be provided with rotation section, the width of described rotation section is less than the width of annulus portion, on described rotation section, evenly offer some row straight troughs, described straight trough is parallel to the axis of annulus portion, and the radian of described straight trough is less than the radian at interval between two adjacent straight troughs.
9. a kind of hand-operated tools according to claim 1 and 2, is characterized in that, the external diameter of described grip portion dwindles gradually from middle part to both ends, is provided with depressed part, and is filled with encapsulate on the outer surface of grip portion in depressed part.
10. a kind of hand-operated tools according to claim 1 and 2, is characterized in that, described sealed end is threaded with block, and the outer surface of described block is evenly provided with pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228250.6U CN203918895U (en) | 2014-05-05 | 2014-05-05 | A kind of hand-operated tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420228250.6U CN203918895U (en) | 2014-05-05 | 2014-05-05 | A kind of hand-operated tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203918895U true CN203918895U (en) | 2014-11-05 |
Family
ID=51814770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420228250.6U Expired - Fee Related CN203918895U (en) | 2014-05-05 | 2014-05-05 | A kind of hand-operated tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203918895U (en) |
-
2014
- 2014-05-05 CN CN201420228250.6U patent/CN203918895U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20190505 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |