CN217020185U - Mounting tool for sealing ring of lower frame body of medium-speed coal mill - Google Patents
Mounting tool for sealing ring of lower frame body of medium-speed coal mill Download PDFInfo
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- CN217020185U CN217020185U CN202123065739.5U CN202123065739U CN217020185U CN 217020185 U CN217020185 U CN 217020185U CN 202123065739 U CN202123065739 U CN 202123065739U CN 217020185 U CN217020185 U CN 217020185U
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Abstract
The utility model relates to a sealing ring mounting tool for a lower frame body of a medium-speed coal mill, which comprises a sealing ring body, wherein the sealing ring body is formed by combining four equal arc-shaped bodies, the surfaces of the arc-shaped bodies are provided with fixed screw holes, the arc-shaped bodies are divided into small arc-shaped bodies, the outer end part of one small arc-shaped body is divided into a mounting free block, and the mounting free block are combined into a novel sealing ring body; the top of little arc body is provided with the installation handle, the top both ends of installation handle all run through and are provided with the handle screw, the handle screw hole that corresponds with the handle screw is seted up to the top surface of little arc body, the handle screw is installed in the handle screw hole. The utility model ensures that the sealing ring is easy to install, can improve the installation efficiency of the sealing ring, increases the working safety and reduces the expenditure of labor cost.
Description
Technical Field
The utility model belongs to the technical field of coal mill equipment, and particularly relates to a mounting tool for a sealing ring of a lower frame body of a medium-speed coal mill.
Background
At present, the MPS290 roller disc type medium-speed coal mill produced by 12 northeast re-engineering Limited liability companies is equipped in a three-stage pulverizing system of the Qinbei power plant. The lower frame body sealing device is arranged at a gap between a rotary grinding disc of the coal mill and a support lower frame body and is used for preventing hot air in the coal mill from blowing out. This sealed ring body divide into 4, and every piece is heavy about 100KG, and because of the work space is narrow and small in the undercarriage, the crane worker utensil can't use when overhauing at every turn, can only rely on manpower dismouting sealed ring body, needs 6-7 people to cooperate simultaneously to carry out the dismouting operation, and the work efficiency is seriously influenced to the narrow and small not only inner space, has the crowded potential safety hazard that hinders the finger of sealing ring assembly, drops to injure the operation personnel in addition.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a mounting tool for a sealing ring of a lower frame body of a medium-speed coal mill, so that the sealing ring is easy to mount, the mounting efficiency of the sealing ring can be improved, the working safety is improved, and the expenditure of labor cost is reduced.
The technical scheme adopted by the utility model is as follows: a middle speed coal mill lower frame body sealing ring mounting tool comprises a sealing ring body, wherein the sealing ring body is formed by combining four equal arc-shaped bodies, fixed screw holes are formed in the surfaces of the arc-shaped bodies, the arc-shaped bodies are divided into small arc-shaped bodies, the outer end part of one small arc-shaped body is divided into a mounting free block, and the mounting free blocks are combined into a novel sealing ring body;
the top of little arc body is provided with the installation handle, the top both ends of installation handle all run through and are provided with the handle screw, the handle screw hole that corresponds with the handle screw is seted up to the top surface of little arc body, the handle screw is installed in the handle screw hole.
Preferably, the division of the arc-shaped body is a wedge-shaped cutting opening, and the horizontal plane of the wedge-shaped cutting opening penetrates through one fixing screw hole adjacent to the wedge-shaped cutting opening.
Preferably, every the arc body corresponds and cuts apart into two little arc bodies, the fixed screw hole on little arc body surface is provided with two, is located the both ends of little arc body respectively.
Preferably, the surface of the free block of installation has been seted up and has been installed fixed screw hole additional, it is no less than one to install fixed screw hole additional.
Preferably, the arc length of the free mounting block is not more than one third of the arc length of the small arc-shaped body.
Preferably, the installation handle is an arc-shaped handle, and an arc-shaped opening of the installation handle is consistent with an opening of the small arc-shaped body.
The utility model has the beneficial effects that: according to the utility model, four arc-shaped bodies of the existing sealing ring body are cut into eight small arc-shaped bodies, and one free mounting block is cut from one small arc-shaped body, so that the weight of a single assembly is reduced, the potential safety hazard that the sealing ring falls off and hurts people is eliminated, the sealing ring can be easily mounted by only two people, and the labor cost is reduced; through the design of installation handle, provide the installation impetus, overcome the narrow and small problem in inner space, also eliminated the danger that narrow and small space was crowded to hinder the finger when improving sealing ring installation effectiveness, increased the work safety nature.
Drawings
FIG. 1 is a schematic structural diagram of a conventional sealing ring body;
FIG. 2 is a schematic view of the structure of the novel sealing ring body of the present invention;
FIG. 3 is a schematic view of the wedge-shaped cutting opening of the present invention;
FIG. 4 is a schematic view of the mounting handle of the present invention;
FIG. 5 is a schematic structural view of an arcuate body according to the present invention;
fig. 6 is a schematic structural view of a use state of the mounting handle of the present invention.
In the figure: 1. arc body 2, fixed screw hole 3, little arc body 4, installation free block 5, installation handle 6, handle screw 7, handle screw hole 8, wedge cut 9, install fixed screw hole additional.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and are specifically described below with reference to the embodiments.
As shown in fig. 1, a mounting tool for a sealing ring of a lower frame of a medium speed coal mill comprises a sealing ring body, wherein the sealing ring body is formed by combining four equal arc-shaped bodies 1, fixing screw holes 2 are formed in the surfaces of the arc-shaped bodies 1, the arc-shaped bodies 1 are divided into small arc-shaped bodies 3, each arc-shaped body 1 is correspondingly divided into two small arc-shaped bodies 3, two fixing screw holes 2 are formed in the surfaces of the small arc-shaped bodies 3 and are respectively located at two ends of each small arc-shaped body 3, so that the small arc-shaped bodies 3 are more firmly mounted, then a mounting free block 4 is divided from the outer end part of one small arc-shaped body 3, the two mounting free blocks are combined into a novel sealing ring body, the novel sealing ring body is structurally shown in fig. 2, the dividing position of each arc-shaped body 1 is a wedge-shaped cutting opening 8, the horizontal plane of each wedge-shaped cutting opening 8 passes through one fixing screw hole 2 adjacent to the same, guarantee connection and installation fastness between the little arc body 3, wedge cutting opening 8's structure is as shown in fig. 3, cuts apart one of them little arc body 3 into an installation free piece 4, the arc length of installation free piece 4 is not more than the third of little arc body 3 arc lengths, and the installation is seted up on the surface of free piece 4 and is installed fixed screw hole 9 additional, install fixed screw hole 9 additional and be no less than one, guarantee installation free piece 4's installation fastness and tightness, the last installation of being convenient for can solve the last crowded problem that is difficult to the installation of novel seal ring body.
As shown in fig. 4-6, the top of the small arc-shaped body 3 is provided with an installation handle 5, the installation handle 5 is an arc-shaped handle, the arc-shaped opening of the installation handle is consistent with the opening of the small arc-shaped body 3, the top ends of the installation handle 5 are provided with handle screws 6 in a penetrating manner, the top surface of the small arc-shaped body 3 is provided with handle screw holes 7 corresponding to the handle screws 6, the handle screws 6 are installed in the handle screw holes 7, the detachable installation handle 5 is designed to provide an installation force point, and fingers are prevented from being injured due to the undersize of the installation gap.
The novel sealing ring body is improved on the basis of the original sealing ring body, four arc-shaped bodies 1 of the existing sealing ring body are changed into eight small arc-shaped bodies 3, meanwhile, in order to solve the problem that the last small arc-shaped body 3 is difficult to install, one small arc-shaped body 3 is divided into an installation free block 4, and an installation handle 5 is arranged at the same time, so that an installation force point is provided, the danger that fingers are squeezed in a narrow space is eliminated, the weight of a single component is reduced through the novel sealing ring body obtained after modification, two people can easily install the novel sealing ring body, the labor cost is reduced, the overhauling work efficiency is improved, and meanwhile, the potential safety hazard that people are injured due to falling is eliminated.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a medium speed pulverizer undercarriage body sealing ring mounting tool, includes the sealing ring body, the sealing ring body is formed by four impartial arc body combinations, fixed screw hole, its characterized in that have been seted up on the surface of arc body: the arc-shaped bodies are divided into small arc-shaped bodies, the outer end part of one small arc-shaped body is divided into a mounting free block, and the mounting free blocks are combined into a novel sealing ring body;
the top of little arc body is provided with the installation handle, the top both ends of installation handle all run through and are provided with the handle screw, the handle screw hole that corresponds with the handle screw is seted up to the top surface of little arc body, the handle screw is installed in the handle screw hole.
2. The mounting tool for the sealing ring of the lower frame body of the medium speed coal mill according to claim 1, is characterized in that: the cutting part of the arc-shaped body is a wedge-shaped cutting opening, and the horizontal plane of the wedge-shaped cutting opening penetrates through a fixing screw hole adjacent to the wedge-shaped cutting opening.
3. The tool for installing the sealing ring of the lower frame body of the medium speed coal mill as claimed in claim 1, wherein: every the arc body corresponds and cuts apart into two little arc bodies, the fixed screw hole on little arc body surface is provided with two, is located the both ends of little arc body respectively.
4. The tool for installing the sealing ring of the lower frame body of the medium speed coal mill as claimed in claim 1, wherein: the surface of the free block of installation has been seted up and has been installed fixed screw hole additional, it is no less than one to install fixed screw hole additional.
5. The mounting tool for the sealing ring of the lower frame body of the medium speed coal mill according to claim 1, is characterized in that: the arc length of the free mounting block is not more than one third of the arc length of the small arc-shaped body.
6. The tool for installing the sealing ring of the lower frame body of the medium speed coal mill as claimed in claim 1, wherein: the installation handle is an arc-shaped handle, and an arc-shaped opening of the installation handle is consistent with an opening of the small arc-shaped body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123065739.5U CN217020185U (en) | 2021-12-08 | 2021-12-08 | Mounting tool for sealing ring of lower frame body of medium-speed coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123065739.5U CN217020185U (en) | 2021-12-08 | 2021-12-08 | Mounting tool for sealing ring of lower frame body of medium-speed coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217020185U true CN217020185U (en) | 2022-07-22 |
Family
ID=82440634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123065739.5U Active CN217020185U (en) | 2021-12-08 | 2021-12-08 | Mounting tool for sealing ring of lower frame body of medium-speed coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217020185U (en) |
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2021
- 2021-12-08 CN CN202123065739.5U patent/CN217020185U/en active Active
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