CN219489542U

CN219489542U - Manhole cover opening and closing tool

Info

Publication number: CN219489542U
Application number: CN202320592227.4U
Authority: CN
Inventors: 张晓军
Original assignee: Baotou Iron and Steel Group Co Ltd
Current assignee: Baotou Iron and Steel Group Co Ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-08
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a well lid opening and closing tool, which relates to the technical field of underground pipeline management and maintenance and comprises the following components: the support, the connecting rod, the supporting rod and the plurality of hook heads are vertically arranged at the top of the support, and the connecting rod can rotate along the axial lead of the connecting rod; the middle part of the supporting rod is rotationally connected with the top of the connecting rod so that the two ends of the supporting rod can rotate in the vertical direction; the top of each gib head is connected with one end of bracing piece, and the gib head is used for passing the gas pocket of well lid in order to be connected well lid and gib head, simple structure, easy operation laborsaving has improved work efficiency.

Description

Manhole cover opening and closing tool

Technical Field

The utility model relates to the technical field of underground pipeline management and maintenance, in particular to a well lid opening and closing tool.

Background

The underground pipeline is required to be managed and maintained after being built, pipeline management and maintenance tasks are increased year by year, the workload of opening and closing the well lid in pipeline management and maintenance is maximum, and the operation is very laborious and time-consuming, the traditional well lid opening tool is mainly an iron hook, the opening method is to hook the well lid by the hand-held iron hook and then move the well lid backwards, the well lid opening tool mainly depends on human brute force, the well lid opening tool is only suitable for light or thin well lids and is not suitable for heavy well lids, if more heavy well lids are encountered, larger resistance is brought to pipeline management and maintenance work, the well lid opening operation efficiency is low, the labor consumption is high, and the damage to the body of operators is larger (for example, lumbar muscle strain and the like), so that the overhaul progress is seriously influenced and some potential safety hazards are left. In this case, a tool capable of easily opening and closing the manhole cover is urgently required.

Disclosure of Invention

The utility model aims to provide a well lid opening and closing tool, which solves the problems in the prior art, has a simple structure, is simple and labor-saving to operate, and improves the working efficiency.

In order to achieve the above object, the present utility model provides the following solutions:

the utility model provides a well lid opening and closing tool, comprising: the device comprises a bracket, a connecting rod, a supporting rod and a plurality of hook heads, wherein the connecting rod is vertically arranged at the top of the bracket and can rotate along the axial lead of the connecting rod; the middle part of the supporting rod is rotationally connected with the top of the connecting rod so that the two ends of the supporting rod can rotate in the vertical direction; the top end of each hook head is connected with one end of the supporting rod, and the hook heads are used for penetrating through air holes of the well cover to connect the well cover with the hook heads.

Preferably, the support rod is a T-shaped rod, the T-shaped rod comprises a first rod and a second rod, one end of the first rod is vertically fixed in the middle of the second rod, two ends of the second rod are respectively connected with one hook head, and the middle of the first rod is rotationally connected with the connecting rod and the second rod is horizontally arranged.

Preferably, the hook further comprises two iron chains, and one of the hook heads is connected with the end part of the second rod through one iron chain.

Preferably, the device further comprises a bearing, wherein the top of the connecting rod is fixedly connected with the inner ring of the bearing, and the outer ring of the bearing is fixedly connected with the bracket.

Preferably, the support comprises a bearing box, a base and a plurality of support legs, the top of each support leg is fixedly connected with the bearing box, the bottom of each support leg is fixedly connected with the base, and the bearing is fixedly connected with the bearing box in an interference fit manner.

Preferably, the base is of a circular ring structure, and the supporting legs are uniformly distributed in the circumferential direction of the base.

Preferably, the connecting rod further comprises a connecting bolt, a placing through groove is fixedly formed in the top of the connecting rod, first connecting holes are formed in two sides of the placing through groove, a plurality of second connecting holes parallel to the second rod are formed in the first rod, the first rod is used for being placed in the placing through groove, and the connecting bolt is used for penetrating through the first connecting holes and one second connecting holes in two sides of the placing through groove so that the first rod can rotate in the vertical direction relative to the connecting bolt.

Compared with the prior art, the utility model has the following technical effects:

the utility model provides a well lid opening and closing tool, which is characterized in that a well lid is connected with a hook head by penetrating the hook head through an air hole of the well lid, the well lid can be lifted by pressing one side of a support rod far away from the hook head under lever operation, then a support rod connecting rod is pushed to horizontally rotate relative to a support, the well lid is rotated to a placing position, and then the well lid is put down, so that the well lid opening operation is completed, and the well lid opening and closing tool is simple in structure, easy and labor-saving to operate and capable of improving the working efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a manhole cover opening and closing tool according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

in the figure: 1. a first lever; 2. a second lever; 3. an iron chain; 4. a hook; 5. a connecting bolt; 6. placing a through groove; 7. a connecting rod; 8. a bearing; 9. a bearing box; 10. a support leg; 11. and (5) a base.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

The utility model provides a manhole cover opening and closing tool, as shown in figures 1-2, comprising: the support, the connecting rod 7, the supporting rod and the plurality of hook heads 4, wherein the connecting rod 7 is vertically arranged at the top of the support, and the connecting rod 7 can rotate along the axial lead of the connecting rod 7; the middle part of the supporting rod is rotationally connected with the top of the connecting rod 7 so that the two ends of the supporting rod can rotate in the vertical direction; the top of each gib head 4 is connected with one end of bracing piece, and gib head 4 is used for passing the gas pocket of well lid in order to be connected well lid and gib head 4, passes the gas pocket of well lid through with gib head 4 and is connected well lid and gib head 4, presses the bracing piece under the lever operation and keeps away from one side of gib head 4 and can mention the well lid, then promotes bracing piece connecting rod 7 and rotates for the support level, rotates the well lid to place on the position, then puts down the well lid, accomplishes the well lid and opens the operation like opening the time can, simple structure, easy operation laborsaving, improved work efficiency.

In a preferred embodiment, the bracing piece is T type pole, and T type pole includes first pole 1 and second pole 2, and the one end of first pole 1 is fixed in the middle part of second pole 2 perpendicularly, and the both ends of second pole 2 are connected with a gib head 4 respectively, and the middle part of first pole 1 rotates with connecting rod 7 to be connected and the level setting of second pole 2, simple structure can establish two gib heads 4 in both sides and can correspond the setting with the venthole of well lid, conveniently connects well lid stability.

In a preferred embodiment, the well lid opening and closing tool further comprises two iron chains 3, one hook 4 is connected with the end part of the second rod 2 through one iron chain 3, and the hook 4 is conveniently connected and fixed with an air hole of the well lid through flexible connection of the iron chains 3.

In a preferred embodiment, the well lid opening and closing tool further comprises a bearing 8, the top of the connecting rod 7 is fixedly connected with the inner ring of the bearing 8, the outer ring of the bearing 8 is fixedly connected with the support, and the well lid opening and closing tool is simple in structure and can realize rotation of the connecting rod 7 relative to the support.

In a preferred embodiment, the support comprises a bearing box 9, a base 11 and a plurality of supporting legs 10, the top of each supporting leg 10 is fixedly connected with the bearing box 9, the bottom of each supporting leg 10 is fixedly connected with the base 11, the bearing 8 is fixedly connected with the bearing box 9 in an interference fit mode, and the support is simple in structure and can provide stable support.

In a preferred embodiment, the base 11 is in a circular ring structure, and the supporting legs 10 are uniformly distributed in the circumferential direction of the base 11, so that the support can be stably placed on the ground to ensure the stability of the support structure.

In a preferred embodiment, the well lid opening and closing tool further comprises a connecting bolt 5, the top of the connecting rod 7 is fixedly provided with a placing through groove 6, the two sides of the placing through groove 6 are provided with first connecting holes, the first rod 1 is provided with a plurality of second connecting holes parallel to the second rod 2, the first rod 1 is used for being placed in the placing through groove 6, the connecting bolt 5 is used for penetrating the first connecting holes and one second connecting hole on the two sides of the placing through groove 6 so that the first rod 1 can rotate in the vertical direction relative to the connecting bolt 5, the structure is simple, the operation is convenient, the supporting rod and the connecting rod 7 can be detached, and the well lid opening and closing tool is convenient to carry when not used.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims

1. A well lid switching instrument, its characterized in that: comprising the following steps:

the bracket is arranged on the upper surface of the bracket,

the connecting rod is vertically arranged at the top of the bracket, and can rotate along the axial lead of the connecting rod;

the middle part of the supporting rod is rotationally connected with the top of the connecting rod so that two ends of the supporting rod can rotate in the vertical direction;

the top end of each hook head is connected with one end of the supporting rod, and the hook heads are used for penetrating through air holes of the well cover to connect the well cover with the hook heads.

2. The manhole cover opening and closing tool according to claim 1, wherein: the bracing piece is T type pole, T type pole includes first pole and second pole, the one end of first pole is fixed in perpendicularly the middle part of second pole, the both ends of second pole are connected with one respectively the gib head, the middle part of first pole with the connecting rod rotates to be connected and the second pole level sets up.

3. The manhole cover opening and closing tool according to claim 2, wherein: the hook head is connected with the end part of the second rod through one iron chain.

4. The manhole cover opening and closing tool according to claim 1, wherein: the connecting rod is characterized by further comprising a bearing, the top of the connecting rod is fixedly connected with the inner ring of the bearing, and the outer ring of the bearing is fixedly connected with the bracket.

5. The manhole cover opening and closing tool according to claim 4, wherein: the support comprises a bearing box, a base and a plurality of supporting legs, the top of each supporting leg is fixedly connected with the bearing box, the bottom of each supporting leg is fixedly connected with the base, and the bearing is fixedly connected with the bearing box in an interference fit manner.

6. The manhole cover opening and closing tool according to claim 5, wherein: the base is of a circular ring structure, and the supporting legs are uniformly distributed in the circumferential direction of the base.

7. The manhole cover opening and closing tool according to claim 2, wherein: still include connecting bolt, the fixed placement through groove that is provided with in top of connecting rod, first connecting hole has been seted up to the both sides of placement through groove, be provided with on the first pole a plurality of with the parallel second connecting hole of second pole, first pole be used for place in placement through inslot, connecting bolt is used for passing placement through groove both sides first connecting hole and one the second connecting hole are in order to make first pole can be with connecting bolt rotates in vertical direction.