CN201971344U

CN201971344U - Manhole door of metal bucket

Info

Publication number: CN201971344U
Application number: CN2011200267669U
Authority: CN
Inventors: 萧铭辰
Original assignee: SHANGHAI ZHANGHUA MEMBRANE PURIFYING CO Ltd
Current assignee: SHANGHAI ZHANGHUA MEMBRANE PURIFYING CO Ltd
Priority date: 2011-01-27
Filing date: 2011-01-27
Publication date: 2011-09-14
Anticipated expiration: 2021-01-27

Abstract

The utility model provides a manhole door of a metal bucket, which comprises a door cover and a rotary arm for fixing the door cover, wherein the door cover and the rotary arm can rotate relative to the metal bucket. The rotary arm comprises a fixed arm and an extending arm, wherein the fixed arm is fixedly connected with the extending arm; the fixed arm is pivoted with the metal bucket; the end of the extending arm is threadedly connected with a screw which is provided with a hook at one end; and the position of the screw can be adjusted in the axial direction. One side of the door cover is fixed on the fixed arm; and the door cove is also provided with a fixed ring which is hung and connected with the hook. Compared with the prior art, the manhole door has the advantages that the door cover is movably connected to the metal bucket through the rotary arm, so that the door cover does not need to be taken down when the manhole door is opened, and the manhole door is convenient to use.

Description

The metal bucket manhole door

Technical field

The utility model relates to a kind of manhole door, particularly a kind of metal bucket manhole door that is applied to the water field of purification.

Background technology

In water treatment procedure, the metal bucket of depositing water purification need clean, keeps in repair and maintain, and when carrying out these work, people can operate by manhole door.See also Fig. 2,, after manhole door 2 is opened, manhole door 2 need be lifted down from metal bucket 1 for a kind of structure of existing metal bucket manhole door, very inconvenient.

The utility model content

The utility model purpose is to provide a kind of metal bucket manhole door, after existing manhole door is opened in the solution prior art, need lift down from metal bucket, uses inconvenient technical matters.

A kind of metal bucket manhole door comprises the fixedly pivoted arm of door closure of a door closure and, and described door closure and pivoted arm can rotate with respect to metal bucket.

Preferably, described pivoted arm comprises fixed arm and extension arm, and fixed arm is captiveed joint with extension arm, and fixed arm and metal bucket articulate, and the end of extension arm is bolted with end band hook screw rod, the adjustable positions of screw rod on its axial direction.

Preferably, a side of described door closure is fixed on the fixed arm, and a set collar that can articulate with described hook also is set on the described door closure.

Compared with prior art, the utility model is movably connected in door closure on the metal bucket by pivoted arm, does not need door closure is taken down when opening, and is easy to use.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the structural representation of existing manhole door;

The specific embodiment

Below in conjunction with accompanying drawing, describe the utility model in detail.

See also Fig. 1, metal bucket manhole door of the present utility model comprises the fixedly pivoted arm of door closure of a door closure 5 and, and door closure and pivoted arm can rotate with respect to metal bucket 3.Pivoted arm comprises fixed arm 42 and extension arm 41, and fixed arm 42 is captiveed joint with extension arm 41, and fixed arm 42 articulates with metal bucket 3, and the end of extension arm 41 is bolted with end band hook screw rod 411, the adjustable positions of screw rod 411 on its axial direction.One side of door closure 5 is fixed on the fixed arm, and a set collar 51 that can articulate with hook also is set on the door closure.

When the people will enter in the metal bucket when cleaning, keeping in repair or maintaining, open door closure and pull outward to enter and carry out work in the metal bucket.Pivoted arm is fixed thereon of door closure, and make does not need door closure is lifted down when opening at every turn, and is easy to use.Simultaneously, after door closure was opened, door closure was suspended in aerial, and is of long duration, and door closure can be shifted downwards at the effect end of gravity, by extension arm screw rod door closure can be adjusted to the position that faces the metal bucket doorframe.

The utility model is movably connected in door closure on the metal bucket by pivoted arm, does not need door closure is taken down when opening, and is easy to use.

More than disclosed only be several specific embodiments of the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.

Claims

1. a metal bucket manhole door is characterized in that, comprises the fixedly pivoted arm of door closure of a door closure and, and described door closure and pivoted arm can rotate with respect to metal bucket.

2. metal bucket manhole door as claimed in claim 1 is characterized in that described pivoted arm comprises fixed arm and extension arm, fixed arm is captiveed joint with extension arm, fixed arm and metal bucket articulate, and the end of extension arm is bolted with end band hook screw rod, the adjustable positions of screw rod on its axial direction.

3. metal bucket manhole door as claimed in claim 2 is characterized in that, a side of described door closure is fixed on the fixed arm, and a set collar that can articulate with described hook also is set on the described door closure.