CN108214410B - Multifunctional screw driver - Google Patents
Multifunctional screw driver Download PDFInfo
- Publication number
- CN108214410B CN108214410B CN201810338189.3A CN201810338189A CN108214410B CN 108214410 B CN108214410 B CN 108214410B CN 201810338189 A CN201810338189 A CN 201810338189A CN 108214410 B CN108214410 B CN 108214410B
- Authority
- CN
- China
- Prior art keywords
- handle
- screwdriver
- steel wire
- cutter
- connecting sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 238000000034 method Methods 0.000 abstract description 16
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 229910052742 iron Inorganic materials 0.000 description 8
- 241000251131 Sphyrna Species 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F1/00—Combination or multi-purpose hand tools
- B25F1/006—Combination or multi-purpose hand tools with percussion tool-heads or -blades, e.g. hammers, axes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention discloses a multifunctional screwdriver which comprises a handle and a cutter bar connected with the handle, wherein a linear cutter head is arranged at the lower end of the cutter bar. The tool bit of the screwdriver is provided with the upper tool edge and the steel wire hole, so that the function of a clamp tool is replaced, the problem that the clamp is forgotten to be carried, and the steel wire can not be screwed by using a common screwdriver is solved, and convenience is brought to installation and maintenance; meanwhile, due to the lever principle, the labor is saved in the process of screwing the steel wire, the problem that the nipper pliers are laborious in the process of meshing and screwing the thick steel wire is solved, the operation efficiency is improved, the working strength is reduced, and the usability is strong.
Description
Technical Field
The invention relates to the technical field of maintenance tools, in particular to a multifunctional screwdriver.
Background
A flat screwdriver is a tool used to tighten or remove screws and typically has a thin wedge-shaped head that is inserted into a slot or recess in the screw head, with the front-most edge being in a straight line. When the two hoses are used for daily maintenance, particularly when the two hoses are required to be tightly bound by using the steel wire, if the thicker steel wire is twisted by using the nipper pliers, the fastening is difficult to ensure, and the handles of the pliers are required to be hard to grip; if the hand is not provided with a pincer-shaped tool such as a nipper pliers or a flat nose pliers, a common screwdriver cannot be used for tightly twisting and winding the steel wire for packing the hose on the metal round tube, so that inconvenience is brought to installation and maintenance.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the multifunctional screwdriver, the tool bit of the screwdriver is provided with the upper knife edge and the steel wire hole, so that the function of a clamp tool is replaced, the problem that the clamp is forgotten to be carried and the steel wire can not be screwed by using the common screwdriver is solved, and convenience is brought to installation and maintenance; meanwhile, due to the lever principle, the labor is saved in the process of screwing the steel wire, the problem that the nipper pliers are laborious in the process of meshing and screwing the thick steel wire is solved, the operation efficiency is improved, the working strength is reduced, and the usability is strong.
The technical scheme for solving the technical problems is as follows:
the utility model provides a multifunctional screwdriver, includes the handle, the cutter arbor of being connected with the handle, the lower extreme of cutter arbor is equipped with the style of calligraphy tool bit, its characterized in that, the lower extreme middle part of tool bit is equipped with the edge of a knife, all be equipped with the elastic metal piece on the both sides inner wall of edge of a knife, two elastic metal piece positions are relative, the elastic metal piece is the circular arc structure of evagination, the upper end of edge of a knife is equipped with cylindric wire hole, the wire hole is the through-hole.
Both ends of the elastic metal sheet are welded with the inner wall of the knife edge.
The upper end of the knife edge is of a concave arc structure.
The hammer comprises a hammer body, hammer heads are arranged at two ends of the hammer body, a connecting sleeve is arranged in the middle of the lower end of the hammer body, and the connecting sleeve is connected with the upper end of the handle.
The inside cavity of connecting sleeve is prismatic structure, the upper end of handle is the connector, and connector and handle structure as an organic whole, the connector is prismatic structure, connector and connecting sleeve cooperation.
The inner wall of the connecting sleeve is provided with internal threads, the upper end of the handle is provided with external threads, and the connecting sleeve is in threaded connection with the handle.
The middle part of the hammer body is provided with a cutter bar hole, the cutter bar hole is a through hole, the cutter bar hole is communicated with the connecting sleeve, and the edge of the upper end of the cutter bar hole is provided with a chamfering structure.
The invention has the beneficial effects that:
1. according to the screw driver, the upper knife edge and the steel wire hole are formed in the tool bit of the screw driver, one end of the steel wire can be inserted into the steel wire hole when the steel wire is used for binding, the other end of the steel wire is clamped in the knife edge and fixed through the elastic metal sheet, the screw driver is rotated to screw the steel wire, the function of a clamp tool is replaced, the problem that the clamp is forgotten to be carried, and the screw driver cannot screw the steel wire when the common screw driver is used is solved, and convenience is brought to installation and maintenance; meanwhile, due to the lever principle, the labor is saved in the process of screwing the steel wire, the problem that the nipper pliers are laborious in the process of meshing and screwing the thick steel wire is solved, the operation efficiency is improved, the working strength is reduced, and the usability is strong.
2. Through utilizing the clamping force of two elastic metal sheets, can use the screwdriver to press from both sides and get the little article such as screw that falls into the downthehole, solved little article and fallen into downthehole problem that is difficult to take out, bring the convenience for the work of operating personnel, can easily take out downthehole little article, saved the time.
3. The upper end of the knife edge is of a concave arc structure, and the knife edge can be better matched with the iron wire in the process of screwing the iron wire by using the screwdriver, so that the clamping is firmer, the stress area is increased, the iron wire is prevented from being damaged in the screwing process, and the service life of the iron wire is ensured.
4. According to the screw driver, the detachable hammer is added at the upper end of the screw driver, the screw driver is used as the hammer handle for operation, the problems that the hammer is forgotten to be carried and the hammer is inconvenient to strike are solved, meanwhile, the hammer can be convenient for a user to grasp and apply force in the screw driving process of the screw driver, the use is more labor-saving, and the hand is more comfortable.
5. The hammer can be taken down to strike the screwdriver upper end, uses the tool bit as the punch, lets the screwdriver can realize drilling function, or lets the tool bit imbed in the gap more easily, has realized opening the effect of article, has saved strength, lets the use more convenient.
6. When carrying out the grafting through the polygon post and connect between hammer and the handle, be convenient for install and dismantle, can in time take off the hammer fast and use, improve the operating efficiency, when exerting the screw driver through the hammer simultaneously, can not cause the damage to the handle.
7. The hammer and the handle are connected and fixed through the threads, the screwdriver is used as a hammer handle for operation, the knocking is more labor-saving, falling of the hammer and the handle can be prevented, and the safety during knocking is guaranteed.
8. According to the invention, the cutter bar hole is formed in the hammer body, chamfering treatment is carried out on the edge of the upper end of the cutter bar hole, when the screw is withdrawn, the chamfering part of the cutter bar hole can be fixed at the screw head, the cutter bar penetrates through the cutter bar hole to screw out the screw, the cutter bar hole can play a role in guiding and fixing the cutter bar, the problems that the groove at the upper end of the screw is damaged, the force is not easy to apply or the applied force is easy to deviate due to long-time use of the screw are solved, the cutter bar is prevented from being cheap in the screw withdrawing process, the force inclination is avoided, and the screw withdrawal is more smooth and rapid after withdrawing damaged.
Drawings
FIG. 1 is a schematic overall structure of a first embodiment;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is a schematic view of a screwdriver body according to a second embodiment;
FIG. 4 is a schematic view of the hammer structure;
FIG. 5 is a cross-sectional view of the hammer;
FIG. 6 is a schematic overall structure of a second embodiment;
FIG. 7 is a schematic view of the structure when the screw is withdrawn;
fig. 8 is a schematic structural diagram of a screwdriver body according to a third embodiment.
In the figure, a 1-hammer; 101-hammerhead; 102-a cutter bar hole; 103-connecting the sleeve; 104-hammer body; 105-chamfering; 2-a handle; 201-a connector; 3-a cutter bar; 301-a cutter head; 302-a steel wire hole; 303-elastic metal sheet; 304-knife edge.
Detailed Description
For a better understanding of the present invention, embodiments of the present invention are explained in detail below with reference to the drawings.
In a first embodiment of the present invention,
as shown in fig. 1-2, a multifunctional screwdriver comprises a handle 2 and a cutter bar 3 connected with the handle 2, wherein a linear cutter head 3014 is arranged at the lower end of the cutter bar 3, a cutter edge 304 is arranged in the middle of the lower end of the cutter head 301, the upper end of the cutter edge 304 is of a concave arc structure, the cutter edge 304 can be better matched with an iron wire in the process of screwing the iron wire by using the screwdriver, clamping is firmer, the stress area is increased, damage to the iron wire in the screwing process is prevented, and the service life of the iron wire is ensured.
Elastic metal sheets 303 are arranged on the inner walls of the two sides of the knife edge 304, the positions of the two elastic metal sheets are opposite, the elastic metal sheets 303 are of convex arc structures, two ends of each elastic metal sheet 303 are welded with the inner wall of the knife edge 304, a cylindrical steel wire hole 302 is formed in the upper end of the knife edge 304, and the steel wire hole 302 is a through hole. The tool bit 301 of the screwdriver is provided with the upper tool edge 304 and the steel wire hole 302, when the steel wire is used for binding, one end of the steel wire can be inserted into the steel wire hole 302, the other end of the steel wire is clamped in the tool edge 304 and is fixed through the elastic metal sheet 303, the steel wire can be screwed by rotating the screwdriver, the function of a pliers tool is replaced, the problem that the pliers are forgotten to be carried and the steel wire cannot be screwed by using a common screwdriver is solved, meanwhile, due to the lever principle, the labor is saved in the process of screwing the steel wire, the problem that the nipper pliers are laborious when engaged to screw the thick steel wire is solved, the operation efficiency is improved, the working strength is reduced, and the usability is strong; by utilizing the clamping force of the two elastic metal sheets, small articles such as screws and the like falling into the holes can be clamped by using a screwdriver, and the like, thereby bringing convenience to the work of operators.
In a second embodiment of the present invention,
as shown in fig. 3-6, a multifunctional screwdriver further comprises a hammer 1, the hammer 1 comprises a hammer body 104, two ends of the hammer body 104 are hammer heads 101, a connecting sleeve 103 is arranged in the middle of the lower end of the hammer body 104, an inner cavity of the connecting sleeve 103 is of a prismatic structure, a cutter bar hole 102 is arranged in the middle of the hammer body 104, the cutter bar hole 102 is a through hole, the cutter bar hole 102 is communicated with the connecting sleeve 103, and a chamfer 105 structure is arranged at the edge of the upper end of the cutter bar hole 102. As shown in fig. 7, when the screw is withdrawn, the chamfer part of the cutter bar hole 102 can be fixed at the screw head, the cutter bar 3 penetrates through the cutter bar hole 102 to screw out the screw, the cutter bar hole 102 can play a role in guiding and fixing the cutter bar 3, the problems that the groove at the upper end of the screw is damaged, the force is not easy to apply or the applied force is easy to deviate due to long-time use of the screw are solved, the cutter bar is prevented from being cheap in the screw screwing-out process, the force inclination is avoided, and the screw is withdrawn more smoothly and rapidly after withdrawal damage.
The upper end of handle 2 is connector 201, and connector 201 and handle 2 are integrated into one piece structure, connector 201 is prismatic structure, and connector 201 cooperates with connecting sleeve 103, convenient to detach and installation. When carrying out the grafting through the polygon post and connect between hammer 1 and the handle 2, be convenient for install and dismantle, can in time take off hammer 1 fast and use, improve the operating efficiency, when applying the screw driver through hammer 1 simultaneously, can not cause the damage to handle 2. Meanwhile, the hammer 1 can facilitate the grabbing and applying force of a user in the screwing process of the screwdriver, so that the use is more labor-saving and the hand is more comfortable; in addition, the hammer 1 can be taken down to knock the upper end of the screwdriver, the tool bit 301 is used as a punch, the screwdriver can realize a drilling function, or the tool bit 301 is easier to be embedded into a gap, the function of the screwdriver is increased, and the use is more convenient.
The other features and advantages of this embodiment are the same as those of the first embodiment.
In a third embodiment of the present invention,
as shown in fig. 8, the inner wall of the connecting sleeve 103 is provided with an internal thread, the upper end of the handle 2 is provided with an external thread, and the connecting sleeve 103 is in threaded connection with the handle 2. The screw connection can ensure the connection firmness between the hammer 1 and the handle 2, avoid slipping in the use process and ensure the use safety.
The other features and advantages of this embodiment are the same as those of the embodiment.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. The multifunctional screwdriver comprises a handle and a screwdriver rod connected with the handle, wherein a linear cutter head is arranged at the lower end of the screwdriver rod, and the multifunctional screwdriver is characterized in that a cutter edge is arranged in the middle of the lower end of the cutter head, the upper end of the cutter edge is of a concave arc structure, elastic metal sheets are arranged on the inner walls of the two sides of the cutter edge, the two elastic metal sheets are opposite in position, the elastic metal sheets are of convex arc structures, the two ends of each elastic metal sheet are welded with the inner wall of the cutter edge, a cylindrical steel wire hole is formed in the upper end of the cutter edge, and the steel wire hole is a through hole;
still include the hammer, the hammer includes the hammer block, the both ends of hammer block are the tup, and the lower extreme middle part of hammer block is equipped with connecting sleeve, connecting sleeve is connected with the upper end of handle, the middle part of hammer block is equipped with the cutter arbor hole, the cutter arbor hole is the through-hole, cutter arbor hole and connecting sleeve intercommunication, and the upper end edge in cutter arbor hole is equipped with chamfer structure.
2. A multi-functional screwdriver as recited in claim 1, wherein: the inside cavity of connecting sleeve is prismatic structure, the upper end of handle is the connector, and connector and handle structure as an organic whole, the connector is prismatic structure, connector and connecting sleeve cooperation.
3. A multi-functional screwdriver as recited in claim 1, wherein: the inner wall of the connecting sleeve is provided with internal threads, the upper end of the handle is provided with external threads, and the connecting sleeve is in threaded connection with the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810338189.3A CN108214410B (en) | 2018-04-16 | 2018-04-16 | Multifunctional screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810338189.3A CN108214410B (en) | 2018-04-16 | 2018-04-16 | Multifunctional screw driver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108214410A CN108214410A (en) | 2018-06-29 |
| CN108214410B true CN108214410B (en) | 2023-12-08 |
Family
ID=62657612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810338189.3A Active CN108214410B (en) | 2018-04-16 | 2018-04-16 | Multifunctional screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108214410B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2044202U (en) * | 1989-01-18 | 1989-09-13 | 高顺东 | Multi-purpose screw driver with release |
| CN101926686A (en) * | 2010-08-23 | 2010-12-29 | 莱芜钢铁集团有限公司医院 | Orthodontic ligature wire locator |
| CN203305180U (en) * | 2013-06-19 | 2013-11-27 | 吴功有 | Combined car repairing tool |
| WO2015183191A1 (en) * | 2014-05-30 | 2015-12-03 | Forevertrust International (S) Pte. Ltd. | Inertia moment screwdriver |
| CN205148190U (en) * | 2015-11-24 | 2016-04-13 | 浙江德清荣业建设有限公司 | Tie up appurtenance of reinforcing bar |
| CN105919665A (en) * | 2016-05-19 | 2016-09-07 | 中国人民解放军第三军医大学第三附属医院 | Steel wire guiding device for maxillofacial bone fracture |
| CN205572345U (en) * | 2016-04-05 | 2016-09-14 | 内蒙古农业大学 | Multifunctional screw driver |
| CN106217020A (en) * | 2016-08-25 | 2016-12-14 | 贵州华昌汽车电器有限公司 | One beats screw terminal positioning mechanism and localization method automatically |
| CN205953273U (en) * | 2016-08-31 | 2017-02-15 | 宁波昌隆机电有限公司 | Rigid coupling structure for wire rope |
| CN206578241U (en) * | 2017-01-09 | 2017-10-24 | 山西榆次远大线材制品有限公司 | A kind of steel wire quickly knots instrument |
| CN208084283U (en) * | 2018-04-16 | 2018-11-13 | 陈旭澎 | A kind of multifunctional screw driver |
-
2018
- 2018-04-16 CN CN201810338189.3A patent/CN108214410B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2044202U (en) * | 1989-01-18 | 1989-09-13 | 高顺东 | Multi-purpose screw driver with release |
| CN101926686A (en) * | 2010-08-23 | 2010-12-29 | 莱芜钢铁集团有限公司医院 | Orthodontic ligature wire locator |
| CN203305180U (en) * | 2013-06-19 | 2013-11-27 | 吴功有 | Combined car repairing tool |
| WO2015183191A1 (en) * | 2014-05-30 | 2015-12-03 | Forevertrust International (S) Pte. Ltd. | Inertia moment screwdriver |
| CN205148190U (en) * | 2015-11-24 | 2016-04-13 | 浙江德清荣业建设有限公司 | Tie up appurtenance of reinforcing bar |
| CN205572345U (en) * | 2016-04-05 | 2016-09-14 | 内蒙古农业大学 | Multifunctional screw driver |
| CN105919665A (en) * | 2016-05-19 | 2016-09-07 | 中国人民解放军第三军医大学第三附属医院 | Steel wire guiding device for maxillofacial bone fracture |
| CN106217020A (en) * | 2016-08-25 | 2016-12-14 | 贵州华昌汽车电器有限公司 | One beats screw terminal positioning mechanism and localization method automatically |
| CN205953273U (en) * | 2016-08-31 | 2017-02-15 | 宁波昌隆机电有限公司 | Rigid coupling structure for wire rope |
| CN206578241U (en) * | 2017-01-09 | 2017-10-24 | 山西榆次远大线材制品有限公司 | A kind of steel wire quickly knots instrument |
| CN208084283U (en) * | 2018-04-16 | 2018-11-13 | 陈旭澎 | A kind of multifunctional screw driver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108214410A (en) | 2018-06-29 |
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