CN202934491U - Tool sleeve for round hand screw - Google Patents
Tool sleeve for round hand screw Download PDFInfo
- Publication number
- CN202934491U CN202934491U CN 201220611434 CN201220611434U CN202934491U CN 202934491 U CN202934491 U CN 202934491U CN 201220611434 CN201220611434 CN 201220611434 CN 201220611434 U CN201220611434 U CN 201220611434U CN 202934491 U CN202934491 U CN 202934491U
- Authority
- CN
- China
- Prior art keywords
- tool sleeve
- hand screw
- leather sheath
- cavity
- rubber leather
- 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 - Lifetime
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- Devices For Opening Bottles Or Cans (AREA)
Abstract
The utility model discloses a tool sleeve for a round hand screw. The tool sleeve comprises a metal cylindrical head and a silicon rubber leather sheath; the silicon rubber leather sheath can be pressed and sleeved on the round hand screw; a cavity is formed in one end of the metal cylindrical head; and the silicon rubber leather sheath is fixed in the cavity. According to the utility model, the cylindrical hand screw can be screwed and loosened rapidly and effectively, and thus the surface of the plastic screw is protected effectively; after a handle or an electric screw driver is matched with the tool sleeve, the waste of time and labor for screwing by hands previously is avoided; the tool sleeve is simple to machine and manufacture; especially, a housing of an optical port of a ready optical fiber transceiver is adopted for the silicon rubber leather sheath, the whole tool is low in cost, and the silica rubber leather sheath is convenient to replace when being damaged; and the tool sleeve for the round hand screw is generally simple and convenient to operate, and improves the assembly and installation efficiency greatly.
Description
Technical field
The utility model relates to a kind of circular hand screw tool sleeve, relates in particular to can be enclosed within on circular hand screw, utilizes the frictional force of tool sleeve to drive the instrument of tightening and unscrewing of hand screw.
Background technology
Fast development along with electronic communication technology, electronic product is just towards high-precision, height miniaturization and high concentration future development, yet what bring thus is but its extremely sensitiveization anti-interference, antistatic effect, and the industrial ethernet switch product is especially true.At present, industrial ethernet switch is in order to prevent that personnel are when the operating equipment, static electricity on human body and the baneful influence that may bring, the general interface position that need to operate personnel all can adopt plastic front board to carry out insulation blocking, and for the screw that connects each functional interface plate, be also the circular hand screw that adopts plastic cap, its purpose is exactly to be that one is the good insulating of having utilized plastics, non-conductive, can not produce the signal such as eddy current and disturb under electric current or the impact of other signal of telecommunication; The 2nd, facilitate that equipment debugging personnel or maintenance personal's is easy to operate; When having plurality of advantages, the application of circular hand screw also has been with a lot of shortcomings, when equipment is installed, can not go to tighten by craft by each hand screw, so generally all by instrument, because the intensity of plastics is limited, general tool bottle opener or sleeve are easy to screw is twisted bad or twisted flower, affect product quality and attractive in appearance, so, be necessary to invent a kind of instrument and can realize in the situation that do not injure the screw surface and tighten fast and effectively and unscrew.
The utility model content
The utility model purpose: the purpose of this utility model is for the deficiencies in the prior art, a kind of circular hand screw tool sleeve is provided, its simple in structure, easy realization can realize the tightening fast and effectively and unscrew of the circular hand screw of plastic cap, and not injure the surface of screw.
Technical scheme: circular hand screw tool sleeve described in the utility model, comprise metal columnar head and silicon rubber leather sheath, but described silicon rubber leather sheath gland is in the circular hand the turn of the screw, and an end of described metal columnar head has cavity, and described silicon rubber leather sheath is fixed in cavity.
Further improve technique scheme, this tool sleeve also comprises the metal loop bar, described metal loop bar is fixed on the other end of metal columnar head, its end away from the metal columnar head is arranged with a pair of fin, be convenient to form the spacing of direction of rotation with after its cover upper handle, the rotation of handle can drive the rotation of metal loop bar, perhaps it is directly sticked on the electric screw driver head, and electric screw driver is by the spacing drive metal loop bar rotation of fin.
Further, described cavity is comprised of from inside to outside cylindrical cavity and flared cavity.
The inner surface bus of described flared cavity is the convex surface circular arc, the center of circle of described convex surface circular arc is on the plane at the place, bottom surface of cavity, the purpose of the gentle slope design of bus is to guarantee can embrace more surface when tool sleeve packs into circular hand screw, increases frictional force.
During use, at first circular hand screw is equipped with silicon rubber leather sheath one end with the columnar head of tool sleeve and aims at the circular hand screw that need turn, slightly firmly be pressed into, the turning tool sleeve can drive the rotation of hand screw.
the utility model compared with prior art, its beneficial effect is: circular hand screw described in the utility model has been realized the action of tightening fast and effectively and unscrewing to cylindrical hand screw with tool sleeve, effectively protected the surface of plastic screw, after mixing handle or electric screw driver, solved wasting time and energy when in the past going to twist one by one with hand, and the tool sleeve processing and fabricating is simple, particularly the silicon rubber leather sheath adopts the light mouth enclosure of ready-made fiber optical transceiver, kit is with low cost, even the silicon rubber leather sheath damages, also easily change, it is easy and simple to handle on the whole, greatly improved the efficient of erection.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the center section plan of the metal columnar head described in embodiment.
Fig. 3 is the schematic diagram of the metal cylindricality headgear described in embodiment when living screw.
The specific embodiment
The below is elaborated to technical solutions of the utility model, but protection domain of the present utility model is not limited to described embodiment.
As shown in Figures 1 to 3, a kind of circular hand screw tool sleeve comprises metal columnar head 1, silicon rubber leather sheath 2 and metal loop bar 3, but described silicon rubber leather sheath 2 glands are in circular hand the turn of the screw 4.
Wherein, metal columnar head 1 is preferably the cylinder of external diameter 12mm, height 30mm; Silicon rubber leather sheath 2 is an end opening other end sealing, and wall thickness is at 1mm, and the cylindrical leather sheath of external diameter 8mm, preferred fiber transceiver are used up the enclosure of mouth.
One end of described metal columnar head 1 has cavity, described silicon rubber leather sheath 2 is fixed in cavity, described cavity is comprised of cylindrical cavity and flared cavity from inside to outside, the inner surface bus of described flared cavity is the convex surface circular arc, and the center of circle of described convex surface circular arc is on the plane at the place, bottom surface of cavity.Wherein cylindrical cavity is preferably dimensioned to be bottom surface diameter 7.6mm, and flared cavity is preferably dimensioned to be degree of depth 12mm, the radius 100mm of bus circular arc, the diameter 8.7mm of wide-mouth.
The other end of described metal columnar head 1 has cylindrical hole, the diameter 5mm of this cylindrical hole, dark 8mm, described metal loop bar 3 one ends insert in cylindrical hole, both are welded and fixed, the other end is arranged with a pair of fin 5, is convenient to form the spacing of direction of rotation with after its cover upper handle, and the rotation of handle can drive the rotation of metal loop bar, perhaps it is directly sticked on the electric screw driver head, electric screw driver is by the spacing drive metal loop bar rotation of fin.
During use, at first circular hand screw is equipped with silicon rubber leather sheath 2 one ends with the metal columnar head 1 of tool sleeve and aims at the circular hand screw 4 that need turn, slightly firmly be pressed into, the turning tool sleeve, can drive the rotation of hand screw, should be noted that the tool sleeve frictionally drives hand screw, if there is no enough pressing-in forces, may skid between hand screw and tool sleeve, very easily damage the silicon rubber leather sheath.
As mentioned above, although represented and explained the utility model with reference to specific preferred embodiment, it shall not be construed as the restriction to the utility model self.Under the spirit and scope prerequisite of the present utility model that does not break away from the claims definition, can make in the form and details various variations to it.
Claims (4)
1. circular hand screw tool sleeve, is characterized in that, comprises metal columnar head and silicon rubber leather sheath, but described silicon rubber leather sheath gland in the circular hand the turn of the screw, an end of described metal columnar head has cavity, described silicon rubber leather sheath is fixed in cavity.
2. circular hand screw tool sleeve according to claim 1, is characterized in that, this tool sleeve also comprises the metal loop bar, and described metal loop bar is fixed on the other end of metal columnar head, and its end away from the metal columnar head is arranged with a pair of fin.
3. circular hand screw tool sleeve according to claim 1, is characterized in that, described cavity is comprised of cylindrical cavity and flared cavity from inside to outside.
4. circular hand screw tool sleeve according to claim 3, is characterized in that, the inner surface bus of described flared cavity is the convex surface circular arc, and the center of circle of described convex surface circular arc is on the plane at the place, bottom surface of cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220611434 CN202934491U (en) | 2012-11-19 | 2012-11-19 | Tool sleeve for round hand screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220611434 CN202934491U (en) | 2012-11-19 | 2012-11-19 | Tool sleeve for round hand screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934491U true CN202934491U (en) | 2013-05-15 |
Family
ID=48318750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220611434 Expired - Lifetime CN202934491U (en) | 2012-11-19 | 2012-11-19 | Tool sleeve for round hand screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538014A (en) * | 2013-09-26 | 2014-01-29 | 国家电网公司 | Spanner for electric equipment overhaul |
| CN110539281A (en) * | 2019-09-20 | 2019-12-06 | 国网青海省电力公司黄化供电公司 | Anti-falling tool sleeve for high-altitude operation |
-
2012
- 2012-11-19 CN CN 201220611434 patent/CN202934491U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538014A (en) * | 2013-09-26 | 2014-01-29 | 国家电网公司 | Spanner for electric equipment overhaul |
| CN110539281A (en) * | 2019-09-20 | 2019-12-06 | 国网青海省电力公司黄化供电公司 | Anti-falling tool sleeve for high-altitude operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |