CN201241341Y - Theft-proof specific opener of inspection manhole cover - Google Patents
Theft-proof specific opener of inspection manhole cover Download PDFInfo
- Publication number
- CN201241341Y CN201241341Y CNU2008201182401U CN200820118240U CN201241341Y CN 201241341 Y CN201241341 Y CN 201241341Y CN U2008201182401 U CNU2008201182401 U CN U2008201182401U CN 200820118240 U CN200820118240 U CN 200820118240U CN 201241341 Y CN201241341 Y CN 201241341Y
- Authority
- CN
- China
- Prior art keywords
- handle
- opener
- round bar
- manhole cover
- casing
- 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
Links
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model aims to provide a theftproof special opener for an inspecting well cover. The opener includes a handle, a casing, a expansion head, a connection slice, a nut and a round bar, and is characterized in that the handle is a rectangular frame, the inner diameter is less than or equal to 8 millimeter, the round bar is installed on the handle through the nut, one end of the round bar is provided with the expansion head cone, the round bar is made of stainless steel material, the casing is nested on the round bar through the expansion head, one end of the casing is opened with a plurality of cuts, the upper part of the casing is fixed with the connection slice. The opening holes of present cast iron, concrete, regeneration resin and glass fiber reinforced plastics inspecting well cover and the like are changed to micro-holes which are bigger than or equal to 8 millimeter, the professional administrators can open the inspecting well cover by using the theftproof special opener, but other staffs can not open easily, thereby the inspecting well cover has a theftproof function.
Description
Technical field:
The utility model relates to the antitheft Opener for special purpose of a kind of manhole cover, is mainly used in all manhole covers that are reserved with miniature open hole and uses.
Background technology:
At present, the manhole cover ubiquity installed of communal facilitys such as feedwater in the urban construction, draining, telecommunications, electric power, combustion gas, heating power, fire-fighting, environmental sanitation easily open, easy stolen defective.The manhole cover that has is for antitheft and at will do not opened by other people, ancillary facilities such as lockset are installed on well lid or bearing specially, though increased anti-theft feature, make other people be difficult for careless the unlatching, but because artificial origin or factor such as foreign matter falls into, lockset is malfunctioning, annex gets rusty, often caused managerial personnel's manhole cover of not opening on the contrary, lockset or manhole cover need have been destroyed the difficult situation that just can open, give manhole cover management, safeguard and bring inconvenience.
Summary of the invention:
In order to overcome the problem of above-mentioned existence, the purpose of this utility model has provided the antitheft Opener for special purpose of a kind of manhole cover.Change the open hole of manhole covers such as existing cast iron, concrete, regenerating resin, glass fiber reinforced plastic into micropore more than or equal to 8 millimeters, managerial personnel use antitheft Opener for special purpose can open manhole cover, other staff then can't open easily, thereby make manhole cover have anti-theft feature.
The technical solution of the utility model is: it comprises that handle, sleeve pipe, expansion-head, connection sheet, nut and pole constitute, it is characterized in that: described handle is a rectangle frame, inside diameter is for being less than or equal to 8 millimeters, described pole is installed in it on handle by nut, one end of pole is provided with expansion-head, and pole is a stainless steel material, and described sleeve pipe process expansion-head string is on pole, one end of sleeve pipe has several otch, and sleeve pipe top and connection sheet are fixed together.Rotation rectangle handle separates its connection sheet with stainless steel tube top during use, pulling rectangle frame handle and the stainless steel round bar that is attached thereto, make pole lower end bullet enter stainless steel sleeve pipe lower end otch, up mention opener, drive well lid and break away from bearing, realize opening the purpose of manhole cover with antitheft Opener for special purpose.After using end, press the connection sheet that the rectangle frame handle is adjacent to stainless steel sleeve pipe top vertically downward, the connection sheet on reverse rotation rectangle frame handle and stainless steel sleeve pipe top is chimeric, stainless steel round bar lower end bullet breaks away from stainless steel sleeve pipe lower end otch, spur rectangle frame handle, stainless steel sleeve pipe and pole vertically upward, make antitheft Opener for special purpose break away from manhole cover.Owing to changing into, the open hole that will have manhole covers such as cast iron, concrete, regenerating resin, glass fiber reinforced plastic now is less than or equal to 8 millimeters micropore; and open hole does not connect; manhole cover can't be taken out from bearing with other instruments; managerial personnel just can easily take out manhole cover from bearing with Opener for special purpose, thus reach prevent that manhole cover is stolen, the purpose of facility, instrument and pipe fitting in protection vehicular traffic and pedestrian, the protection check well.
Description of drawings:
Fig. 1 is the structure chart of the antitheft Opener for special purpose of a kind of manhole cover
Wherein: handle 1, sleeve pipe 2, expansion-head 3, connection sheet 4, nut 5 poles 6
The specific embodiment:
With reference to accompanying drawing the utility model is described further, it comprises: handle 1, sleeve pipe 2, expansion-head 3, connection sheet 4, nut 5 and pole 6 are formed.It is characterized in that described handle 1 is rectangle frame, inside diameter is for being less than or equal to 8 millimeters, described pole 6 is installed in it on handle 1 by nut 5, one end of pole 6 is provided with expansion-head 3, pole 6 is a stainless steel material, on pole 6, an end of sleeve pipe 2 has several otch to described sleeve pipe 2 through expansion-head 3 strings, and sleeve pipe 2 tops and connection sheet 4 are fixed together.
Claims (2)
1, the antitheft Opener for special purpose of a kind of manhole cover, it comprises: handle (1), sleeve pipe (2), expansion-head (3), connection sheet (4), nut (5) and pole (6) are formed, it is characterized in that described handle (1) is a rectangle frame, inside diameter is for being less than or equal to 8 millimeters, described pole (6) is installed in it on handle (1) by nut (5), one end of pole (6) is provided with expansion-head (3), described sleeve pipe (2) is gone here and there on pole (6) through expansion-head (3), one end of sleeve pipe (2) has several otch, and sleeve pipe (2) top and connection sheet (4) are fixed together.
2, the antitheft Opener for special purpose of a kind of manhole cover according to claim 1 is characterized in that: described pole (6) is a stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201182401U CN201241341Y (en) | 2008-05-26 | 2008-05-26 | Theft-proof specific opener of inspection manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201182401U CN201241341Y (en) | 2008-05-26 | 2008-05-26 | Theft-proof specific opener of inspection manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201241341Y true CN201241341Y (en) | 2009-05-20 |
Family
ID=40714636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201182401U Expired - Fee Related CN201241341Y (en) | 2008-05-26 | 2008-05-26 | Theft-proof specific opener of inspection manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201241341Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT10904T (en) * | 2012-04-02 | 2013-10-01 | Benito Urban S L U | COVERAGE FOR ACCESS OPTIONS FOR UNDERGROUND CONSTRUCTIONS |
| CN103405177A (en) * | 2013-07-22 | 2013-11-27 | 浙江双枪竹木有限公司 | Anti-falling and anti-skid chopping board handle |
-
2008
- 2008-05-26 CN CNU2008201182401U patent/CN201241341Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT10904T (en) * | 2012-04-02 | 2013-10-01 | Benito Urban S L U | COVERAGE FOR ACCESS OPTIONS FOR UNDERGROUND CONSTRUCTIONS |
| PT10904U (en) * | 2012-04-02 | 2014-03-20 | Benito Urban S L U | COVERAGE FOR ACCESS OPTIONS FOR UNDERGROUND CONSTRUCTIONS |
| CN103405177A (en) * | 2013-07-22 | 2013-11-27 | 浙江双枪竹木有限公司 | Anti-falling and anti-skid chopping board handle |
| CN103405177B (en) * | 2013-07-22 | 2016-02-24 | 浙江双枪竹木有限公司 | Non-skid chopping block handle |
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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: 20090520 Termination date: 20160526 |