CN201175880Y - Special-purpose tool for mounting and dismounting allotype anti-theft bolt - Google Patents
Special-purpose tool for mounting and dismounting allotype anti-theft bolt Download PDFInfo
- Publication number
- CN201175880Y CN201175880Y CNU2008200741013U CN200820074101U CN201175880Y CN 201175880 Y CN201175880 Y CN 201175880Y CN U2008200741013 U CNU2008200741013 U CN U2008200741013U CN 200820074101 U CN200820074101 U CN 200820074101U CN 201175880 Y CN201175880 Y CN 201175880Y
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- Prior art keywords
- special
- sleeve
- ring body
- theft bolt
- shaped anti
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- Expired - Lifetime
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Abstract
The utility model relates to a special tool for assembling and disassembling special-shaped security bolts, which is characterized by comprising a spanner, a pre-tightening sleeve and a fastening sleeve. The lower portion of the pre-tightening sleeve is provided with a conical surface and an opening which are out-expanded, and the inner hole diameter of the lower portion of the pre-tightening sleeve matches with the diameter of a spherical cap body at the upper portion of a nut of the special shaped security bolt. The fastening sleeve comprises an inner sleeve and an outer sleeve, wherein the inner sleeve is composed of a spring strip and a lower annulus, two ends of the spring strip are respectively connected with two opposite sides of the lower annulus, the lower annulus is composed of two alike semi-annulus, the shape of the inner annular surface of the lower annulus is equal to the cylinder outer surface of the fastening strength point of the special shaped security bolt, the distance of opposite sides of the cross section of the outer annular of the lower annulus is larger than the diameter of the bottom face of the spherical cap body arranged at the upper portion of the nut of the special shaped security bolt, the inner annular surface of the outer sleeve matches with the outer annular surface of the inner sleeve, and a prism matching with the spanner is arranged above the outer sleeve. The special tool for assembling and disassembling special-shaped security bolts has a simple and practical structure, and is easy in production and low in cost.
Description
Technical field
The utility model relates to a kind of specific purpose tool, particularly relates to a kind of specific purpose tool of installing and dismantling special-shaped anti-theft bolt.
Background technology
In order to prevent that the saboteur from destroying door lock easily, the generation of the case that avoids theft and the special-shaped anti-theft bolt of development and design can prolong the time that the offender destroys door lock, even allow the offender destroy door lock by conventional instrument.Can when the offender destroys this system, give the alarm with auxiliary warning device simultaneously, cooperate public security organ to implement to arrest the offender to relevant departments or public security organ.Special-shaped anti-theft bolt adopts stainless steel material, and nut top is ball-crown body, and the nut bottom is a cylinder, and the cross section of cylinder is a polygon, and the bottom surface diameter length of ball-crown body is greater than the catercorner length of the cross section of cylinder.Because the diameter length of the bottom surface of this special-shaped anti-theft bolt nut top ball-crown body is greater than the cross section diagonal length of fastening impetus cylinder, the hat spheroid of so special-shaped anti-theft bolt has bridging effect to the body in many ways under it.Can't carry out fastening and pine to it and unload if this heterotypic bolt is placed in general utility tool general in the circular sleeve at battery guard strip two ends.
Summary of the invention
The utility model provides a kind of specific purpose tool that can install and dismantle special-shaped anti-theft bolt for solving the technical problem that exists in the known technology.
The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: a kind of specific purpose tool of installing and dismantling special-shaped anti-theft bolt, comprise spanner, also comprise pretension sleeve and the fastening sleeve made by elastomeric material, described pretension sleeve is provided with in its underpart to the conical surface that extends out and opening, and described pretension lower cartridge diameter of bore and ball-crown body bottom surface, special-shaped anti-theft bolt nut top diameter are complementary; Described fastening sleeve comprises inner sleeve and outer sleeve, described inner sleeve comprises spring leaf and lower ring body, relative with lower ring body respectively both sides, the two ends of described spring leaf connect, lower ring body is made up of two identical hemizonids, the inner ring surface of lower ring body is identical with the external surface shape of the fastening impetus cylinder of special-shaped anti-theft bolt, and the cross section outer shroud opposite side distance size of lower ring body is greater than ball-crown body bottom surface, special-shaped anti-theft bolt nut top diameter; The inner ring surface of described outer sleeve and the outer ring surface of inner sleeve are complementary, and described outer sleeve top is provided with the prism that is complementary with spanner.
The utility model can also adopt following technical measures:
Described installation and dismantle the specific purpose tool of special-shaped anti-theft bolt is characterized in that: the lower ring body of described inner sleeve and spring leaf riveted joint.
Described installation and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: described inner sleeve also comprises the monoblock type upper ring body, and described spring leaf is for connecting upper ring body and lower ring body two, and the shape of described upper ring body is identical with the shape of described lower ring body.
Described installation and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: described lower ring body is the hexagonal ring body.
Described installation and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: the opening of described pretension lower cartridge is uniform 4.
Described installation and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: the top of described pretension sleeve is provided with the knurled portion of Gong controlling.
Described installation and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: described spanner is a box spanner.
Advantage and the good effect that the utlity model has are: the utility model is simple and practical, is easy to processing, cost is low, except that pretension sleeve and fastening sleeve need select for use as the case may be special-purpose form, associated spanner is a universal standard part; Can be widely used in the fixing of outdoor facilities, equipment, can be different users and be equipped with different bolts and special-purpose the installation and extracting tool, under the situation of not using special-purpose kit, be difficult to demounting bolt, can effectively contain larceny, for outdoor equipment provides effective safety guarantee.Prevented the crime means of the demolition that stealer is habitual effectively, prolonged crime time, strengthened the crime difficulty, created advantage for public security department solves a case.
Description of drawings
Fig. 1 is the structural representation front view of pretension sleeve of the present utility model;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is the stereogram of the inner sleeve of fastening sleeve of the present utility model;
Fig. 4 is the upward view of Fig. 3;
Fig. 5 is the structural representation front view of the outer sleeve of fastening sleeve of the present utility model;
Fig. 6 is the vertical view of Fig. 5.
The specific embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1 to Fig. 6, a kind of installation and dismantle the specific purpose tool of special-shaped anti-theft bolt comprises spanner, also comprises pretension sleeve 1 and the fastening sleeve made by elastomeric material.
Described pretension sleeve 1 is provided with in its underpart to the taper seat 1-3 that extends out and 4 uniform opening 1-2, and pretension lower cartridge diameter of bore and ball-crown body bottom surface, special-shaped anti-theft bolt nut top diameter are complementary; Top is provided with the knurled portion 1-1 that Gong controls.
Described fastening sleeve comprises inner sleeve 2 and outer sleeve 3, described inner sleeve 2 comprises spring leaf 2-2 and lower ring body 2-1, the both sides riveted joint that the two ends of described spring leaf 2-2 are relative with lower ring body 2-1 respectively, lower ring body 2-1 is made up of two identical hemizonid 2-1-1, the inner ring surface of lower ring body 2-1 is identical with the external surface shape of the fastening impetus cylinder of special-shaped anti-theft bolt, and cross section outer shroud opposite side distance size is greater than ball-crown body bottom surface, special-shaped anti-theft bolt nut top diameter.
Described inner sleeve 2 can also comprise the monoblock type upper ring body, and spring leaf is two of connection upper ring body and lower ring body, and lower ring body adopts the hexagonal ring body.
The outer ring surface of the inner ring surface of described outer sleeve 3 and inner sleeve 2 is complementary, and described outer sleeve top is provided with the prism that is complementary with spanner.
Described spanner is a box spanner.
Being used for fastening battery security bar with special-shaped anti-theft bolt below is the fastening using method of example explanation the utility model:
The first step: earlier the galvanic cell connection strap is placed on two cell poles that face mutually, and the battery security bar is placed on it, in the protective jacket at battery security bar two ends, put the thickening pad well;
Second step: special-shaped anti-theft bolt prepackage is put in place with the pretension sleeve;
The 3rd step: but the open type inner ring surface of inner sleeve lower ring body is placed outside the cylinder special-shaped anti-theft bolt spherical crown under, but with outer sleeve the open type inner sleeve is placed in one then;
The 4th step: carry out fastening with spanner.
Pine is unloaded using method:
The first step: but the open type inner ring surface of inner sleeve lower ring body is placed the cylinder outside under the special-shaped anti-theft bolt spherical crown, but with outer sleeve the open type inner sleeve is placed in one again;
Second step: carry out pine with spanner and unload;
The 3rd step: special-shaped anti-theft bolt is pulled down with the pretension sleeve.
Claims (7)
1. specific purpose tool of installing and dismantling special-shaped anti-theft bolt, comprise spanner, it is characterized in that: also comprise pretension sleeve and the fastening sleeve made by elastomeric material, described pretension sleeve is provided with in its underpart to the conical surface that extends out and opening, and described pretension lower cartridge diameter of bore and ball-crown body bottom surface, special-shaped anti-theft bolt nut top diameter are complementary; Described fastening sleeve comprises inner sleeve and outer sleeve, described inner sleeve comprises spring leaf and lower ring body, relative with lower ring body respectively both sides, the two ends of described spring leaf connect, lower ring body is made up of two identical hemizonids, the inner ring surface of lower ring body is identical with the external surface shape of the fastening impetus cylinder of special-shaped anti-theft bolt, and the cross section outer shroud opposite side distance size of lower ring body is greater than ball-crown body bottom surface, special-shaped anti-theft bolt nut top diameter; The inner ring surface of described outer sleeve and the outer ring surface of inner sleeve are complementary, and described outer sleeve top is provided with the prism that is complementary with spanner.
2. installation according to claim 1 and dismantle the specific purpose tool of special-shaped anti-theft bolt is characterized in that: the lower ring body of described inner sleeve and spring leaf riveted joint.
3. installation according to claim 1 and 2 and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: described inner sleeve also comprises the monoblock type upper ring body, described spring leaf is two of connection upper ring body and lower ring body, and the shape of described upper ring body is identical with the shape of described lower ring body.
4. installation according to claim 3 and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: described lower ring body is the hexagonal ring body.
5. installation according to claim 1 and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: the opening of described pretension lower cartridge is uniform 4.
6. install and dismantle the specific purpose tool of special-shaped anti-theft bolt according to claim 1 or 5, it is characterized in that: the top of described pretension sleeve is provided with the knurled portion of Gong controlling.
7. installation according to claim 1 and dismantle the specific purpose tool of special-shaped anti-theft bolt, it is characterized in that: described spanner is a box spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200741013U CN201175880Y (en) | 2008-03-19 | 2008-03-19 | Special-purpose tool for mounting and dismounting allotype anti-theft bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200741013U CN201175880Y (en) | 2008-03-19 | 2008-03-19 | Special-purpose tool for mounting and dismounting allotype anti-theft bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201175880Y true CN201175880Y (en) | 2009-01-07 |
Family
ID=40215897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200741013U Expired - Lifetime CN201175880Y (en) | 2008-03-19 | 2008-03-19 | Special-purpose tool for mounting and dismounting allotype anti-theft bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201175880Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615626A (en) * | 2012-04-13 | 2012-08-01 | 哈尔滨飞机工业集团有限责任公司 | Bolt disassembly tool |
| CN110228040A (en) * | 2018-03-06 | 2019-09-13 | 丰田自动车株式会社 | Secure component temporary fastening tool |
-
2008
- 2008-03-19 CN CNU2008200741013U patent/CN201175880Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102615626A (en) * | 2012-04-13 | 2012-08-01 | 哈尔滨飞机工业集团有限责任公司 | Bolt disassembly tool |
| CN110228040A (en) * | 2018-03-06 | 2019-09-13 | 丰田自动车株式会社 | Secure component temporary fastening tool |
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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 |
Granted publication date: 20090107 |
|
| CX01 | Expiry of patent term |