CN212359529U

CN212359529U - Heat-preservation manhole door

Info

Publication number: CN212359529U
Application number: CN202020439571.6U
Authority: CN
Inventors: 刘子伟; 秦瑶
Original assignee: Jiangsu Enri Environmental Protection Technology Co ltd
Current assignee: Jiangsu Enri Environmental Protection Technology Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2021-01-15
Anticipated expiration: 2030-03-31

Abstract

The utility model discloses a heat preservation manhole door, including going into hole door main part and door frame, the surface center bilateral symmetry position department fixed mounting who goes into hole door main part has the pulling handle, and the inboard position department with the door frame contact of going into hole door main part is provided with sealing material, the inboard that lies in sealing material of going into hole door main part encloses the packing and has insulation material, the outside of door frame is run through and is seted up the multiunit screw hole, and the internal connection of screw hole has fastening bolt, the top surface center fixedly connected with lug of department of door frame, and one side surface center fixedly connected with horizontal stand of department of door frame. This novel heat preservation manhole door, on the one hand, can seal and keep warm operating environment, and on the other hand can realize the fastening and loosening of going into each position of door main part through fastening bolt at the inside wrench movement process of screw hole, compares in the tradition the switching mode of going into the door main part more fast, greatly reduced the potential safety hazard of operating personnel high temperature operation.

Description

Heat-preservation manhole door

Technical Field

The utility model relates to a manhole door technical field specifically is a heat preservation manhole door.

Background

Manhole door is the processing accessory that uses in the chemical industry course of working, and its door as device switching position mainly has the heat preservation and insulates against heat to open advantage such as flexibility.

At present, manhole doors commonly used in the market are different in size, and have not too much change in structure, and under long-time use, hinge type connection is easy to cause blockage in the rotating process, and the door is abraded to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a precision casting operation panel for stainless steel accessories can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heat preservation manhole door, includes into hole door main part and door frame, the surface center bilateral symmetry position department fixed mounting who goes into the hole door main part has the pulling handle, and the inboard of going into the hole door main part is provided with the sealing material with the position department of frame contact, the inboard of going into the hole door main part is located the interior wall packing that sealing material has insulation material, the outside of door frame is run through and is seted up multiunit screw hole, and the internal connection of screw hole has fastening bolt, go into the top surface center fixedly connected with lug of hole door main part, one side surface center department fixed connection of door frame has the horizontal stand, and the center department of horizontal stand has the rocking arm along vertical direction movable mounting, the top of rocking arm leads to the screw fixation has a jib.

Preferably, the threaded holes and the fastening bolts are respectively arranged in two groups at symmetrical positions of the upper surface and the lower surface of the outer side of the door frame, and two groups are respectively arranged on two sides of the door frame.

Preferably, the shape of the rotating arm is L-shaped, the rotating arm penetrates through the horizontal bracket to be connected, and the rotating arm horizontally rotates on the horizontal bracket.

Preferably, the top end of the lifting lug is provided with a connecting hole in a penetrating manner, and the connecting hole is fixedly connected with the bottom end of the hanging rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) this novel heat preservation manhole door through sealing material and insulation material's addition, when sealing up operating environment, keeps warm the process to it to can prevent the loss of energy, the energy can be saved.

(2) This novel heat preservation manhole door has seted up the multiunit screw hole in the periphery of door frame, through fastening bolt at the inside wrench movement process of screw hole, realizes fastening and loosening to going into each position of hole door main part, and this operation process is comparatively simple to compare in the switching mode of tradition income hole door main part more fast, greatly reduced the potential safety hazard of operating personnel high temperature operation.

(3) This novel heat preservation manhole door through the cooperation of horizontal stand, rocking arm, lug and jib for go into the manhole door main part at the pivoted in-process, share most power on the rocking arm, thereby make the in-process of going into the manhole door main part at the switching rotate more nimble, convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of a novel heat-insulating manhole door of the present invention;

fig. 2 is a side view of the novel heat-insulating manhole door of the present invention.

In the figure: 1. an access door body; 2. a door frame; 3. pulling the handle; 4. a sealing material; 5. a thermal insulation material; 6. a threaded hole; 7. fastening a bolt; 8. lifting lugs; 9. a horizontal support; 10. a rotating arm; 11. a boom.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-2, a heat preservation manhole door comprises a manhole door body 1 and a door frame 2, pulling handles 3 are fixedly installed at symmetrical positions of two sides of the center of the outer surface of the manhole door body 1, a sealing material 4 is arranged at a position where the inner side of the manhole door body 1 contacts with the door frame 2, a heat preservation material 5 is filled at the inner periphery of the sealing material 4 at the inner side of the manhole door body 1, a plurality of groups of threaded holes 6 are formed in the outer side of the door frame 2 in a penetrating mode, fastening bolts 7 are connected inside the threaded holes 6, a lifting lug 8 is fixedly connected at the center of the outer surface of the top end of the manhole door body 1, a horizontal support 9 is fixedly connected at the center of the outer surface of one side of the door frame 2, a rotating arm 10 is movably installed at the center of the horizontal support 9 along the vertical direction.

Two groups of threaded holes 6 and fastening bolts 7 are respectively arranged at symmetrical positions of the upper surface and the lower surface of the outer side of the door frame 2, and one group is respectively arranged at two sides of the door frame 2.

The rotating arm 10 is L-shaped, the rotating arm 10 penetrates through the horizontal bracket 9 to be connected, and the rotating arm 10 horizontally rotates on the horizontal bracket 9.

The top end of the lifting lug 8 is provided with a connecting hole in a penetrating way, and the connecting hole is fixedly connected with the bottom end of the suspender 11.

It should be noted that, the utility model relates to a novel heat preservation manhole door, at first, in the in-process of using, the user is located the inside fastening bolt 7 of screw hole 6 through rotating, make the fastening bolt 7 of oppressing the side of the door main part of going into 1 rotate out along the opposite direction of the door main part of going into 1, at this moment, the user holds pulling handle 3 through both hands, outwards exert oneself, make the sealing material 4 of the inboard door main part of going into 1 break away from door frame 2, realize the process of opening of the door main part of going into 1, at this in-process, rocking arm 10 can be under the effect of 8 pulling jibs 11 of lug, rotate on horizontal stand 9 in step.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a heat preservation manhole door, includes into hole door main part (1) and doorframe (2), its characterized in that: pulling handles (3) are fixedly arranged at symmetrical positions at two sides of the center of the outer surface of the entry door main body (1), and a sealing material (4) is arranged at the position where the inner side of the entry door main body (1) is contacted with the door frame (2), the inner side of the entry door main body (1) is positioned at the inner periphery of the sealing material (4) and is filled with a heat insulation material (5), the outer side of the door frame (2) is provided with a plurality of groups of threaded holes (6) in a penetrating way, and the inside of the threaded hole (6) is connected with a fastening bolt (7), the center of the outer surface of the top end of the entry door main body (1) is fixedly connected with a lifting lug (8), a horizontal bracket (9) is fixedly connected at the center of the outer surface of one side of the doorframe (2), and a rotating arm (10) is movably arranged at the center of the horizontal support (9) along the vertical direction, and a hanging rod (11) is fixed at the top end of the rotating arm (10) through a screw.

2. The insulated manhole door according to claim 1, wherein: the threaded holes (6) and the fastening bolts (7) are arranged in two groups at symmetrical positions of the upper surface and the lower surface of the outer side of the door frame (2) respectively, and two sides of the door frame (2) are arranged in one group respectively.

3. The insulated manhole door according to claim 1, wherein: the shape of the rotating arm (10) is L-shaped, the rotating arm (10) penetrates through the horizontal support (9) to be connected, and the rotating arm (10) horizontally rotates on the horizontal support (9).

4. The insulated manhole door according to claim 1, wherein: the top end of the lifting lug (8) is provided with a connecting hole in a penetrating way, and the connecting hole is fixedly connected with the bottom end of the hanging rod (11).