CN201560438U - Special tool for opening manhole cover - Google Patents
Special tool for opening manhole cover Download PDFInfo
- Publication number
- CN201560438U CN201560438U CN2009201645732U CN200920164573U CN201560438U CN 201560438 U CN201560438 U CN 201560438U CN 2009201645732 U CN2009201645732 U CN 2009201645732U CN 200920164573 U CN200920164573 U CN 200920164573U CN 201560438 U CN201560438 U CN 201560438U
- Authority
- CN
- China
- Prior art keywords
- holding rod
- well lid
- handheld bar
- special tool
- rotating shaft
- 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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Abstract
The utility model relates to a special tool for opening manhole covers. The special tool consists of a handheld bar, a hook movably arranged on the end of the handheld bar, and an upper support and a lower support arranged on the front middle part of the handheld bar, wherein the handheld bar is a long bar; the front support is vertically arranged on the upper end of the front middle part of the handheld bar; the lower support inclining downwards is arranged on the handheld bar below the upper support; a horizontal axle hole is formed on the front end of the handheld bar; a rotating shaft penetrates through the axle hole; U-shaped rotary heads are sheathed on both ends of the rotating shaft; and the hooks are arranged on the lower end of the rotary heads. The special tool has the advantages of simple structure, good portability, time-saving and effort-saving operation, and can open the manhole cover conveniently by one man based on the lever principle.
Description
One, technical field: the utility model relates to a kind of well lid special opening instrument.
Two, background technology: for the maintenance of sewer and various cable, pipeline, have well head in the city at junction, in order to protect pedestrian's safety, and the down-hole facility, the well head place covers with well lid.Well lid now mostly is the round metal plate-like, have the through hole of two symmetries on it, then combine closely with the well head periphery in other positions, want thick and heavy well lid is opened, need a people to use instrument such as drill rod with the well lid perk, by an other people well lid is pushed open, this kind mode is consuming time, consumption power again, well lid also takes place easily pound the phenomenon of hurting sb.'s feelings.
Three, summary of the invention: the purpose of this utility model is to propose a kind of simple in structure, the well lid special opening instrument of simple operation.
The purpose of this utility model is achieved in that well lid special opening instrument, by holding rod, and the active hook that is installed in the holding rod end, the upper and lower pillar that is installed in the holding rod middle front part is formed.Holding rod is a stock, and wherein nock is equiped with vertical upper supporting column, at the lower supporting rod that is equiped with on the holding rod under the upper supporting column under oblique, the place has horizontal shaft hole at the holding rod front end, be installed with rotating shaft in the hole, the rotating shaft two ends are with the U-shaped rotary head, rotary head lower end installing hook.
This well lid special opening tool construction is simple, is convenient for carrying, use save time, laborsaving, utilize lever principle, the one man operation can conveniently open well lid.
Four, description of drawings: concrete structure of the present utility model is provided by following drawings and Examples:
Fig. 1 is a well lid special opening tool construction schematic diagram.
Legend: 1, rotating shaft, 2, rotary head, 3, upper supporting column, 4, holding rod, 5, reinforcing rib, 6, collet, 7, lower supporting rod, 8, hook.
Five, the specific embodiment:
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
Embodiment: as shown in Figure 1, well lid special opening instrument is by holding rod 4, the active hook 8 that is installed in holding rod 4 ends, and last 3, the lower supporting rod 7 that are installed in holding rod 4 middle front parts are formed.Holding rod 4 is a stock, and it is made by hard metal material, also can use other hard materials.Be equiped with vertical upper supporting column 3 in holding rod 4 middle front parts upper end, be connected with the reinforcing rib 5 of symmetry between upper supporting column 3 ends and holding rod 4 front and rear parts.At the lower supporting rod 7 that is equiped with on the holding rod under the upper supporting column 34 under oblique, lower supporting rod 7 bottoms are welded with sheet collet 6, also are connected with reinforcing rib 5 at lower supporting rod 7 low sides and 4 of holding rods.4 front end places have horizontal shaft hole at holding rod, are installed with rotating shaft 1 in the hole, and rotating shaft 1 two ends are with U-shaped rotary head 2, rotary head 2 lower ends installing hook 8.
During use, in hook 8 holes of colluding on well lid, collet 6 is seated at ground, and operating personnel hold holding rod 4 tail ends, firmly press down, holding rod 4 front ends then are upturned, and drive hook 8, and well lid is started, be fulcrum with collet 6 subsequently, rotate holding rod 4, well lid is removed, can finish the unlatching of well lid.This kind mode is according to lever principle, can be very convenient, the labour-saving opens well lid.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease inessential technical characterictic according to actual needs, satisfies the needs of different situations.
Claims (4)
1. well lid special opening instrument, by holding rod, the active hook that is installed in the holding rod end, the upper and lower pillar that is installed in the holding rod middle front part is formed, and it is characterized in that: holding rod is a stock, wherein nock is equiped with vertical upper supporting column, at the lower supporting rod that is equiped with on the holding rod under the upper supporting column under oblique, the place has horizontal shaft hole at the holding rod front end, is installed with rotating shaft in the hole, the rotating shaft two ends are with the U-shaped rotary head, rotary head lower end installing hook.
2. well lid special opening instrument as claimed in claim 1 is characterized in that: the lower supporting rod bottom is welded with the sheet collet.
3. well lid special opening instrument as claimed in claim 1 is characterized in that: the reinforcing rib that is connected with symmetry between upper supporting column end and holding rod front and rear part.
4. well lid special opening instrument as claimed in claim 1 is characterized in that: also be connected with reinforcing rib between lower supporting rod low side and holding rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201645732U CN201560438U (en) | 2009-10-23 | 2009-10-23 | Special tool for opening manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201645732U CN201560438U (en) | 2009-10-23 | 2009-10-23 | Special tool for opening manhole cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201560438U true CN201560438U (en) | 2010-08-25 |
Family
ID=42625585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201645732U Expired - Fee Related CN201560438U (en) | 2009-10-23 | 2009-10-23 | Special tool for opening manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201560438U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802128A (en) * | 2015-04-24 | 2015-07-29 | 国网山东省电力公司潍坊供电公司 | Self-standing two-claw manhole cover opening tool |
| CN113300183A (en) * | 2021-05-28 | 2021-08-24 | 广东电网有限责任公司 | Portable grounding pile pulling device |
-
2009
- 2009-10-23 CN CN2009201645732U patent/CN201560438U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802128A (en) * | 2015-04-24 | 2015-07-29 | 国网山东省电力公司潍坊供电公司 | Self-standing two-claw manhole cover opening tool |
| CN113300183A (en) * | 2021-05-28 | 2021-08-24 | 广东电网有限责任公司 | Portable grounding pile pulling device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20181023 |