CN207387544U - Magnetic intensity adjusting screw knife - Google Patents
Magnetic intensity adjusting screw knife Download PDFInfo
- Publication number
- CN207387544U CN207387544U CN201721279172.2U CN201721279172U CN207387544U CN 207387544 U CN207387544 U CN 207387544U CN 201721279172 U CN201721279172 U CN 201721279172U CN 207387544 U CN207387544 U CN 207387544U
- Authority
- CN
- China
- Prior art keywords
- handle
- screwdriver
- metallic rod
- permanent magnet
- pipe
- 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.)
- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a kind of magnetic intensity adjusting screw knives,Including driver bit,Screwdriver pipe and handle,The screwdriver pipe upper end connects the handle,The screwdriver pipe is cylindric interior hollow structure,The screwdriver pipe and the driver bit are stainless steel,The screwdriver pipe is internally provided with a thulium permanent magnet,The thulium permanent magnet is strip column structure,The thulium permanent magnet upper end is imported inside the handle,A turntable is equipped at the top of the handle,The turntable lower end connects a metallic rod,The metallic rod is imported inside the handle,The metallic rod rear surface is equipped with screw thread,The thulium permanent magnet upper-center is equipped with a hole,The bore of described hole is identical with the metal shank diameter,The inner wall of described hole is equipped with screw thread,The metallic rod is connected, lead into described hole.By the above-mentioned means, the utility model being capable of flexible modulation driver bit has as needed magnetic intensity.
Description
Technical field
The utility model is related to screwdriver field, more particularly to a kind of magnetic intensity adjusting screw knife.
Background technology
Screwdriver is a kind of instrument for twisting screw to force its in place, usually there are one thin sphenocephaly, can be inserted
Enter in the line of rabbet joint or recess of screw cap, in order to facilitate contact of the screwdriver with screw, the head of present most of screwdrivers
Magnetic processing is employed, makes it have certain magnetism, screw can be adsorbed, makes its more convenient to use and human nature
Change, but the magnetism of some screwdrivers is easily lost with the increase of usage time, also has under some cases, the magnetic mistake of screwdriver
Greatly, it is difficult to unload after adsorbing small-sized screw nail or screwdriver magnetism is excessively weak, it is difficult to adsorbs the big screw of weight.
Utility model content
The utility model, can be according to need mainly solving the technical problems that provide a kind of magnetic intensity adjusting screw knife
The magnetic intensity that flexible modulation driver bit is wanted to have.
In order to solve the above technical problems, the technical solution that the utility model uses is：There is provided a kind of magnetic intensity can
Mode screwdriver, including driver bit, screwdriver pipe and handle, the screwdriver pipe upper end connects the handle, the screw
Knife pipe lower end connects the driver bit, and the screwdriver pipe is cylindric interior hollow structure, the screwdriver pipe and the spiral shell
Silk cutter head is stainless steel, and the screwdriver pipe is internally provided with a thulium permanent magnet, and the thulium permanent magnet is length
Bar shaped column structure, the thulium permanent magnet upper end are imported inside the handle, and a turntable, institute are equipped at the top of the handle
It states turntable lower end and connects a metallic rod, the metallic rod is imported inside the handle, and the metallic rod rear surface is equipped with screw thread,
The thulium permanent magnet upper-center is equipped with a hole, and the bore of described hole is identical with the metal shank diameter, the hole
The inner wall in hole is equipped with screw thread, and the metallic rod is connected, lead into described hole.
In one preferred embodiment of the utility model, the disc surfaces are equipped with zigzag striped, the disk diameter
It is identical with the handle diameter.
In one preferred embodiment of the utility model, the driver bit tail end is torn open with the screwdriver pipe lower end screw thread
Unload formula connection.
In one preferred embodiment of the utility model, lubricating oil is filled in described hole.
The beneficial effects of the utility model are：The utility model improves the magnetic function of conventional screw-driver in order so that originally
The magnetism of the driver bit of fixed magnetic intensity can be adjusted flexibly, to tackle different work requirements, cardinal principle
It is a rare earth permanent magnet structure built in the tube body of screwdriver, while the cutter head of screwdriver and tube body are stainless steel metal,
This metalloid adjusts easily by neighbouring permanent magnet magnetization and with magnetism by adjusting the distance of the permanent-magnet structure body and cutter head
Its intensity size to cutter head magnetization phenomenon, you can the flexible magnetic force size for changing driver bit.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is the structure diagram of one preferred embodiment of the utility model magnetic intensity adjusting screw knife；
The mark of each component is as follows in attached drawing：1st, driver bit；2nd, screwdriver pipe；3rd, handle；4th, thulium permanent magnet；5、
Turntable；6th, metallic rod；7th, hole.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained without making creative work belong to
The scope of the utility model protection.
Referring to Fig. 1, the utility model embodiment includes：
A kind of magnetic intensity adjusting screw knife, including driver bit 1, screwdriver pipe 2 and handle 3, the screwdriver pipe 2
Upper end connects the handle 3, and 2 lower end of screwdriver pipe connects the driver bit 1, and the screwdriver pipe 2 is cylindric interior
Hollow structure, the screwdriver pipe 2 and the driver bit 1 are stainless steel, and it is dilute that the screwdriver pipe 2 is internally provided with one
Native permanent magnetic steel 4, the thulium permanent magnet 4 are strip column structure, described in 4 upper end of the thulium permanent magnet importing
Inside handle 3,3 top of handle is equipped with a turntable 5, and 5 lower end of turntable connects a metallic rod 6, and the metallic rod 6 imports
Described to hold 3 inside, 6 rear surface of metallic rod is equipped with screw thread, and 4 upper-center of thulium permanent magnet is equipped with a hole
7, the bore of described hole 7 is identical with 6 diameter of metallic rod, and the inner wall of described hole 7 is equipped with screw thread, the metallic rod 6
It is connected, lead into described hole 7.
In addition, 5 surface of turntable is equipped with zigzag striped, 5 diameter of turntable is identical with 3 diameter of handle.
In addition, 1 tail end of driver bit is detachably connected with the 2 lower end screw thread of screwdriver pipe.
In addition, lubricating oil is filled in described hole 7.
The operation principle of the utility model connects handle 3,2 lower end connecting screw knife of screwdriver pipe for 2 upper end of screwdriver pipe
First 1,1 tail end of driver bit takes screw thread to be detachably connected with 2 lower end of screwdriver pipe, and cutter head can be replaced at any time, separately set
Several different types of cutter head.
Screwdriver pipe 2 is cylindric interior hollow structure, and screwdriver pipe 2 and driver bit 1 are stainless steel, stainless steel
Belong to metallic iron, smaller magnetism is easily generated by permanent magnet magnetization, screwdriver pipe 2 is internally provided with a thulium permanent magnet 4, rare earth
Permanent magnetic steel 4 is strip column structure, and 4 upper end of thulium permanent magnet is imported inside handle 3.
3 top of handle is equipped with a turntable 5, and 5 lower end of turntable connects a metallic rod 6, and 3 inside, metal are held in the importing of metallic rod 6
6 rear surface of bar is equipped with screw thread, and 4 upper-center of thulium permanent magnet is equipped with a hole 7, bore and 6 diameter of metallic rod of hole 7
Identical, the inner wall of hole 7 is equipped with screw thread, and metallic rod 6 is connected, lead into hole 7, and a little lubricating oil is filled in hole 7,
Rotary turnplate can adjust the height of permanent magnetic steel, that is, the distance with bottom cutter head by screw thread up-down mode, be come with this
Control the magnetism of cutter head.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
The equivalent structure or equivalent flow shift made using the utility model description is directly or indirectly used in other phases
The technical field of pass, is equally included in the patent within the scope of the utility model.
Claims (4)
1. a kind of magnetic intensity adjusting screw knife, including driver bit, screwdriver pipe and handle, which is characterized in that the spiral shell
Silk knife pipe upper end connects the handle, and the screwdriver pipe lower end connects the driver bit, and the screwdriver pipe is cylindric
Interior hollow structure, the screwdriver pipe and the driver bit are stainless steel, and it is dilute that the screwdriver pipe is internally provided with one
Native permanent magnetic steel, the thulium permanent magnet are strip column structure, are held described in the thulium permanent magnet upper end importing
Inside, the handle top is equipped with a turntable, and the turntable lower end connects a metallic rod, and the metallic rod imports the handle
Inside, the metallic rod rear surface are equipped with screw thread, and the thulium permanent magnet upper-center is equipped with a hole, described hole
Bore is identical with the metal shank diameter, and the inner wall of described hole is equipped with screw thread, and the metallic rod is connected, lead into the hole
In hole.
2. magnetic intensity adjusting screw knife according to claim 1, which is characterized in that the disc surfaces are equipped with sawtooth
Shape striped, the disk diameter are identical with the handle diameter.
3. magnetic intensity adjusting screw knife according to claim 1, which is characterized in that the driver bit tail end and institute
Screwdriver pipe lower end screw thread is stated to be detachably connected with.
4. magnetic intensity adjusting screw knife according to claim 1, which is characterized in that filled with lubrication in described hole
Oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279172.2U CN207387544U (en) | 2017-09-30 | 2017-09-30 | Magnetic intensity adjusting screw knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721279172.2U CN207387544U (en) | 2017-09-30 | 2017-09-30 | Magnetic intensity adjusting screw knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207387544U true CN207387544U (en) | 2018-05-22 |
Family
ID=62330759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721279172.2U Expired - Fee Related CN207387544U (en) | 2017-09-30 | 2017-09-30 | Magnetic intensity adjusting screw knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207387544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107825345A (en) * | 2017-09-30 | 2018-03-23 | 无锡市稀土永磁厂 | Magnetic intensity adjusting screw knife |
-
2017
- 2017-09-30 CN CN201721279172.2U patent/CN207387544U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107825345A (en) * | 2017-09-30 | 2018-03-23 | 无锡市稀土永磁厂 | Magnetic intensity adjusting screw knife |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20180930 |