CN2506698Y - Manhole cover - Google Patents

Manhole cover Download PDF

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Publication number
CN2506698Y
CN2506698Y CN 01254024 CN01254024U CN2506698Y CN 2506698 Y CN2506698 Y CN 2506698Y CN 01254024 CN01254024 CN 01254024 CN 01254024 U CN01254024 U CN 01254024U CN 2506698 Y CN2506698 Y CN 2506698Y
Authority
CN
China
Prior art keywords
well lid
walling crib
groove
lid
well
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
Application number
CN 01254024
Other languages
Chinese (zh)
Inventor
孙国平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 01254024 priority Critical patent/CN2506698Y/en
Application granted granted Critical
Publication of CN2506698Y publication Critical patent/CN2506698Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a manhole top used for communicating a sewer or a communication pipe network with a maintenance port on ground surface. A well closure and a well cover are movably connected by an oblique and concave and convex chute. The well closure is provided with a locating pin and a theft-proof pin, both of which are combined with a corresponding locating hole of the well cover and a ridge. The utility model has the functions and advantages of theft proof and easy maintenance.

Description

A kind of inspection shaft lid
Technical field:
The utility model relates to the capping device that network of underground is communicated with the ground maintenance interface, promptly is a kind of inspection shaft lid.
Figure viewed from behind technology:
The a kind of of existing inspection shaft lid is loose-leaf structure, its well lid can only overturn about 120 °, repair when using, pound easily and hurt sb.'s feelings, inadequately safely, conveniently, another kind of inspection shaft lid adopts recessed twin shaft ring to connect derrick and well lid respectively by diaxon, though can prevent that the inspection shaft lid is stolen, the structure more complicated, heaviness, it is big that labour intensity is installed.
Summary of the invention:
It is a kind of antitheft that the utility model provides, and uses inspection shaft lid easy to maintenance.
Its general plotting technical scheme: include walling crib, well lid, alignment pin and anti-stealing and selling, walling crib and well lid are rectangular, and the walling crib two side faces has the inclined ramp groove, and the corresponding with it two side faces of well lid has oblique tongue, one side of walling crib offers loose pin, two locating holes are offered at the upper and lower position of the corresponding tongue of well lid, are built-in with two anti-stealing and selling at walling crib two side faces groove, and are spacing, antitheft with the groove fit in the well lid two skew back tongues.
The utility model adopts walling crib and well lid tongue and groove to slide and is connected, install, use laborsaving, convenient, on walling crib and well lid, be processed with corresponding alignment pin and locating hole, and anti-stealing and selling, be convenient to maintenance, having overcome has a stolen big disadvantage when existing inspection shaft covers, reduce economic loss and pedestrian, the injures and deaths of vehicle.
The drawing explanation:
Fig. 1 is the utility model attaching view.
Fig. 2 is the A-A topology view of Fig. 1.
Fig. 3 is the B-B topology view of Fig. 1.
1-walling crib 2-alignment pin 3-well lid 4-tongue 5-groove 6-groove
The anti-8-locating hole of stealing and selling of 7-
The specific embodiment:
Walling crib 1 of the present utility model is made rectangle with well lid 3, be processed with two oblique grooves 5 at walling crib 1 two medial surfaces, well lid 3 two side faces are processed with two oblique tongues 4 with two oblique grooves, 7 corresponding two side faces, and walling crib 1 is slidingly matched by corresponding concave, convex groove 5 and 4 with well lid 3, realize opening to open or close closing well lid 3.The inversion counterbore of offering an opening of a side processing of groove 5 in walling crib 1 cooperates assembling alignment pin 2, on the tongue 4 of well lid 2, offer alternate locating hole 8, mention alignment pin 2 by hand, well lid 3 is opened and is moved certain distance, alignment pin 4 falls into another locating hole 8 of last position, pinning well lid 3 is reserved the room of 1 of well lid 3 and walling crib, is convenient to the upper and lower operation of maintenance personal; Carry alignment pin 2 in the manual operations, well lid 3 moves down the locating hole 8 that alignment pin 2 snaps in next position, closes and closes well lid 3, as shown in figures 1 and 3.Offer corresponding grooves 6 in two tongues 4 of well lid 3, be equipped with corresponding two and prevent stealing and selling 7 in two oblique grooves 5 of walling crib 1, they are in the groove 5 with respect to the walling crib 1 between two locating holes 8 in the tongue 4 of well lid 3.When the utility model is installed, prevent that stealing and selling 7 is fixed in the roadbed in the lump, move on the well lid 3 when sliding, prevent stealing and selling 7 and in groove 6, slide relatively, up to preventing that stealing and selling 7 is in the sealing part that groove 6 is not held, and places restrictions on and moves away walling crib 1 on the well lid 3, as depicted in figs. 1 and 2.

Claims (2)

1, a kind of inspection shaft lid, it includes walling crib and well lid, walling crib and well lid are rectangular, it is characterized in that walling crib (1) two side faces has inclined ramp groove (5), one side of walling crib (1) offers loose pin (2), and the corresponding two side faces of well lid (3) has oblique tongue (4), and two locating holes (8) are offered at its upper and lower position, be built-in with two anti-steal and sell (7) at walling crib (1) two side faces groove (5), cooperate spacing with groove (6) in the oblique tongue (4) of well lid (3) two sides.
2, a kind of inspection shaft lid according to claim 1 is characterized in that anti-steal and sell (7) are installed in the groove (5) with respect to the walling crib (1) between two locating holes (8) in the tongue (4) of well lid (3).
CN 01254024 2001-09-30 2001-09-30 Manhole cover Expired - Fee Related CN2506698Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01254024 CN2506698Y (en) 2001-09-30 2001-09-30 Manhole cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01254024 CN2506698Y (en) 2001-09-30 2001-09-30 Manhole cover

Publications (1)

Publication Number Publication Date
CN2506698Y true CN2506698Y (en) 2002-08-21

Family

ID=33663422

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01254024 Expired - Fee Related CN2506698Y (en) 2001-09-30 2001-09-30 Manhole cover

Country Status (1)

Country Link
CN (1) CN2506698Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103184746A (en) * 2013-04-15 2013-07-03 无锡市崇安区科技创业服务中心 Manhole cover

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103184746A (en) * 2013-04-15 2013-07-03 无锡市崇安区科技创业服务中心 Manhole cover

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee