CN213327447U - High temperature resistant improved generation dress coal handhole door - Google Patents
High temperature resistant improved generation dress coal handhole door Download PDFInfo
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- CN213327447U CN213327447U CN202022134034.3U CN202022134034U CN213327447U CN 213327447 U CN213327447 U CN 213327447U CN 202022134034 U CN202022134034 U CN 202022134034U CN 213327447 U CN213327447 U CN 213327447U
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- shaped rod
- vertical section
- hook body
- high temperature
- hole cover
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Abstract
The utility model relates to a high temperature resistant improved generation dress coal handhole door. The device comprises a cover bottom and a hole cover, wherein a plurality of installation through holes are formed in the hole cover, the cover bottom comprises an outer ring and an inner ring, a first hook body is arranged on an edge of the outer ring, a second hook body is arranged on an edge of the inner ring opposite to the first hook body, a first L-shaped rod and a second L-shaped rod are arranged in the cover bottom, a connecting sleeve is arranged between the first L-shaped rod and the second L-shaped rod, a vertical section of the first L-shaped rod and a vertical section of the second L-shaped rod penetrate through corresponding installation through holes in the hole cover, locking nuts are screwed on an external thread of the vertical section of the first L-shaped rod and an external thread of the vertical section of the second L-shaped rod outside the hole cover, and due to the arrangement of the first hook body, the second hook body, the first L-shaped rod and the second L-shaped rod, the whole device is convenient to install and disassemble, when parts are damaged due to high temperature, the replacement is convenient, and the scrapping of the, is suitable for industrial production and has strong practicability.
Description
Technical Field
The utility model belongs to the technical field of coke oven equipment, especially, relate to a high temperature resistant improved generation dress handhole door.
Background
In the present chinese patent database, the patent that discloses the name is a not fragile coke oven coal charge handhole door is disclosed, application number is CN201420123829.6, application date is 20140319, the bulletin number of authorizing is CN203782093U, the bulletin date of authorizing is 20140820, its top surface center of this patent is circular plane, circular plane circumference encircles the ring that slopes downwards, be the inner chamber of filling fire clay between top surface and the bottom surface, the bottom surface of coal charge handhole door is whole plane, the top surface of coal charge handhole door is opened has a plurality of fire clay filling holes, there are a plurality of deep floor in the inner chamber of coal charge handhole door, deep floor is perpendicular, deep floor's upper and lower both ends are connected with top surface lower surface and bottom surface upper surface respectively, its weak point lies in: the coal charging hole cover is integrally cast, is easy to crack and deform by burning, has short service life and has certain limitation.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that current coal charging handhole door leakproofness is relatively poor, and simultaneously under long-time high temperature work, the bolt in the coal charging handhole door is fragile under the high temperature condition, and difficult the change after the damage is in order to improve its weak point, the utility model provides a high temperature resistant improved generation coal charging handhole door.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
a high-temperature-resistant improved coal charging hole cover comprises a cover bottom and a hole cover covered on the cover bottom, wherein a plurality of mounting through holes are formed in the hole cover, the cover bottom comprises an outer ring and an inner ring, a first hook body is arranged on an edge of the outer ring, a second hook body is arranged on an edge of the inner ring opposite to the first hook body, a first L-shaped rod is arranged in the cover bottom below the first hook body and comprises a vertical section clamped in the first hook body, the lower end of the vertical section positioned outside the first hook body is connected with a horizontal section, the free end of the horizontal section of the first L-shaped rod is arranged towards the inner ring, external threads are arranged at the upper end of the vertical section of the first L-shaped rod, a second L-shaped rod is arranged in the cover bottom below the second hook body and comprises a vertical section clamped in the second hook body, the lower end of the vertical section positioned outside the second hook body is connected with the horizontal section, the horizontal section free end of second L type pole sets up towards the outer lane, the vertical section upper end of second L type pole is provided with the external screw thread, is provided with adapter sleeve between first L type pole and the second L type pole, adapter sleeve one end is connected with the horizontal section free end of first L type pole, and the other end is connected with the horizontal section free end of second L type pole, the vertical section of first L type pole and the vertical section of second L type pole pass the hole and cover corresponding installation through-hole, all connect lock nut on the vertical section external screw thread of first L type pole outside the handhole door and the vertical section external screw thread of second L type pole soon.
The utility model discloses the during operation, with the vertical section edgewise joint of first L type pole in first hook, simultaneously with the vertical section edgewise joint of second L type pole in the second hook, link to each other through adapter sleeve between the horizontal segment of first L type pole and the horizontal segment of second L type pole, close the handhole door lid on the bottom of the lid after the connection, at this moment, the vertical section free end of first L type pole and the vertical section free end of second L type pole pass the installation through-hole that the hole covered corresponding respectively, connect lock nut soon on each vertical section, fix the handhole door on the bottom of the lid.
Compared with the prior art, the beneficial effects of the utility model are that: because the setting of first coupler, second coupler, first L type pole and second L type pole for whole device installation is dismantled conveniently, when leading to the part to damage because of high temperature, is convenient for change, has avoided scrapping the processing to whole lid, is applicable to in the industrial production, has very strong practicality.
The connecting sleeve both ends all are provided with the internal thread, all be provided with on the horizontal segment free end of first L type pole and the horizontal segment free end of second L type pole with correspond the external screw thread that the internal thread connects soon.
The joint department of first coupler body and the vertical section of first L type pole is adhered to and is had fire-resistant protective coating, the joint department of second coupler body and the vertical section of second L type pole is adhered to and is had fire-resistant protective coating.
The refractory protective coating is a zirconia coating.
And a handle is arranged in the middle of the upper surface of the hole cover.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the cover bottom.
Fig. 3 is a schematic view of the structure of the orifice cover.
In the figure: the structure comprises a cover bottom 1, an outer ring 101, an inner ring 102, a hole cover 2, an installation through hole 3, a first hook body 4, a second hook body 5, a first L-shaped rod 6, a second L-shaped rod 7, a connecting sleeve 8, a locking nut 9 and a handle 10.
Detailed Description
The technical solution of the present application will be further described and explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1-3, the improved high temperature resistant coal-charging hole cover 2 comprises a cover bottom 1 and a hole cover 2 covered on the cover bottom 1, a plurality of installation through holes 3 are arranged on the hole cover 2, the cover bottom 1 comprises an outer ring 101 and an inner ring 102, a first hook body 4 is arranged on the edge of the outer ring 101, a second hook body 5 is arranged on the edge of the inner ring 102 opposite to the first hook body 4, a first L-shaped rod 6 is arranged in the cover bottom 1 below the first hook body 4, the first L-shaped rod 6 comprises a vertical section clamped in the first hook body 4, the lower end of the vertical section outside the first hook body 4 is connected with a horizontal section, the free end of the horizontal section of the first L-shaped rod 6 is arranged towards the inner ring 102, the upper end of the vertical section of the first L-shaped rod 6 is provided with an external thread, a second L-shaped rod 7 is arranged in the cover bottom 1 below the second hook body 5, the second L-shaped rod 7 comprises a vertical section clamped in the second hook body 5, the vertical section lower extreme that lies in outside the second coupler body 5 is connected with the horizontal segment, the horizontal segment free end of second L type pole 7 sets up towards outer lane 101, the vertical section upper end of second L type pole 7 is provided with the external screw thread, be provided with adapter sleeve 8 between first L type pole 6 and the second L type pole 7, 8 one end of adapter sleeve is connected with the horizontal segment free end of first L type pole 6, the other end is connected with the horizontal segment free end of second L type pole 7, the vertical section of first L type pole 6 and the vertical section of second L type pole 7 pass the mounting hole 3 that corresponds on the handhole door 2, all connect lock nut 9 on the vertical section external screw thread of first L type pole 6 and the vertical section external screw thread of second L type pole 7 that lie in the handhole door 2 soon. Both ends of the connecting sleeve 8 are provided with internal threads, and the free ends of the horizontal sections of the first L-shaped rod 6 and the second L-shaped rod 7 are provided with external threads screwed with the corresponding internal threads. The joint department of first coupler body 4 and 6 vertical sections of first L type pole is adhered to and is had fire-resistant protective coating, and the joint department of second coupler body 5 and 7 vertical sections of second L type pole is adhered to and is had fire-resistant protective coating. The refractory protective coating is a zirconia coating. The middle part of the upper surface of the hole cover 2 is provided with a handle 10.
During operation, the vertical section of the first L-shaped rod 6 is clamped in the first hook body 4, the vertical section of the second L-shaped rod 7 is clamped in the second hook body 5, the horizontal section of the first L-shaped rod 6 is connected with the horizontal section of the second L-shaped rod 7 through the connecting sleeve 8, the hole cover 2 is covered on the cover bottom 1 after connection, at the moment, the vertical section free end of the first L-shaped rod 6 and the vertical section free end of the second L-shaped rod 7 penetrate through the corresponding mounting through holes 3 in the hole cover 2 respectively, the locking nuts 9 are screwed on the vertical sections, and the hole cover 2 is fixed on the cover bottom 1.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (5)
1. The utility model provides a high temperature resistant improved generation dress handhole door, closes the handhole door on the lid bottom including the lid bottom and lid, a plurality of installation through-holes have been seted up on the handhole door, its characterized in that: the cover bottom comprises an outer ring and an inner ring, a first hook body is arranged on an edge of the outer ring, a second hook body is arranged on an edge of the inner ring opposite to the first hook body, a first L-shaped rod is arranged in the cover bottom below the first hook body, the first L-shaped rod comprises a vertical section clamped in the first hook body, the lower end of the vertical section outside the first hook body is connected with a horizontal section, the free end of the horizontal section of the first L-shaped rod is arranged towards the inner ring, an external thread is arranged at the upper end of the vertical section of the first L-shaped rod, a second L-shaped rod is arranged in the cover bottom below the second hook body, the second L-shaped rod comprises a vertical section clamped in the second hook body, the lower end of the vertical section outside the second hook body is connected with the horizontal section, the free end of the horizontal section of the second L-shaped rod is arranged towards the outer ring, an external thread is arranged at the upper end of the vertical section of the second L-shaped rod, and a connecting sleeve is arranged between the first L-shaped rod, one end of the connecting sleeve is connected with the free end of the horizontal section of the first L-shaped rod, the other end of the connecting sleeve is connected with the free end of the horizontal section of the second L-shaped rod, the vertical section of the first L-shaped rod and the vertical section of the second L-shaped rod penetrate through the corresponding mounting through hole on the hole cover, and locking nuts are screwed on the external threads of the vertical section of the first L-shaped rod and the external threads of the vertical section of the second L-shaped rod outside the hole cover.
2. The improved high temperature-resistant coaling hole cover of claim 1, wherein: the connecting sleeve both ends all are provided with the internal thread, all be provided with on the horizontal segment free end of first L type pole and the horizontal segment free end of second L type pole with correspond the external screw thread that the internal thread connects soon.
3. The improved high temperature-resistant coaling hole cover of claim 2, wherein: the joint department of first coupler body and the vertical section of first L type pole is adhered to and is had fire-resistant protective coating, the joint department of second coupler body and the vertical section of second L type pole is adhered to and is had fire-resistant protective coating.
4. The improved high temperature-resistant coaling hole cover of claim 3, wherein: the refractory protective coating is a zirconia coating.
5. A high temperature resistant improved coaling hole cover according to any one of claims 1-4, characterized in that: and a handle is arranged in the middle of the upper surface of the hole cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022134034.3U CN213327447U (en) | 2020-09-25 | 2020-09-25 | High temperature resistant improved generation dress coal handhole door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022134034.3U CN213327447U (en) | 2020-09-25 | 2020-09-25 | High temperature resistant improved generation dress coal handhole door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213327447U true CN213327447U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022134034.3U Active CN213327447U (en) | 2020-09-25 | 2020-09-25 | High temperature resistant improved generation dress coal handhole door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213327447U (en) |
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2020
- 2020-09-25 CN CN202022134034.3U patent/CN213327447U/en active Active
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