CN201288210Y - Movable access door for roller underlying form steel cylinder thermal treatment product line - Google Patents
Movable access door for roller underlying form steel cylinder thermal treatment product line Download PDFInfo
- Publication number
- CN201288210Y CN201288210Y CNU2008201596731U CN200820159673U CN201288210Y CN 201288210 Y CN201288210 Y CN 201288210Y CN U2008201596731 U CNU2008201596731 U CN U2008201596731U CN 200820159673 U CN200820159673 U CN 200820159673U CN 201288210 Y CN201288210 Y CN 201288210Y
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- CN
- China
- Prior art keywords
- access door
- steel cylinder
- production line
- type steel
- cylinder heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a roller-type steel cylinder heat-treating production line convenient access door, which comprises a door body, and is characterized by further comprising two first arm levers which are arranged in parallel and two second arm levers which are arranged in parallel, the adjacent first arm lever and the second arm lever are connected by a shaft pin, two connecting bars are connected between the two parallel first arm levers, the other end of the first arm lever is rotationally connected with the access door through a first connecting mechanism, the other end of the second arm lever is rotationally connected with the furnace body through a second connecting mechanism, a handle is arranged on the access door body, and a plurality groups of locking bolts are arranged around the access door body. The roller-type steel cylinder heat-treating production line convenient access door does not need any lifting equipment, only need manual labor to open and close, reduces the repair cost of equipment inside the furnace, meanwhile, reduces the collision damage of the access door and fixed bolts caused by repetitive lifting and inaccurate position, prolongs the useful life of the access door.
Description
Technical field
The utility model relates to a kind of roller bottom type steel cylinder heat-treatment production line, especially relates to a kind of access door of roller bottom type steel cylinder heat-treatment production line.
Background technology
Roller bottom type steel cylinder heat-treatment production line is a steel cylinder heat-treatment production line commonly used in a kind of industry, and application number is that 200720042655.0 utility model discloses a kind of roller bottom type steel cylinder continous way heat-treatment production line that guarantees that workpiece is heated evenly.This roller bottom type steel cylinder continous way heat-treatment production line comprises the heating zone that contains combustion unit and tempering section, the section of quenching, in the body of heater of heating zone and tempering section along body of heater roller bar type material transmission system axially is set, section is provided with quenching material shelf quenching; Described roller bar type material transmission system comprises a plurality of roller rods along the arrangement of body of heater axially parallel, the sprocket wheel that cooperates with chain that is provided with, the chain that cooperates with sprocket wheel, drives the transmission rig of chain movement on the roller rod; At the roller rod symmetric arc-shaped guide plate is set, the outer circumference surface of steel cylinder contacts with two arc-shaped guide plates.With regard to the equipment of roller bottom type steel cylinder production line access door, the existing stationary structure that all adopts, be that access door is fixed on the body of heater by standing bolt, the access door standing bolt that will be fixed on the body of heater when needs advance the stove maintenance unclamps, to overhaul gantry crane with lifting rig and open, maintenance installs and fixes access door with lifting rig after finishing again.This access door makes when carrying out service work hand labor intensity big, uses lifting rig, and the cost of overhaul is big, and dismantlement work repeatedly reduces the access door life-span simultaneously.
The utility model content
Technology to be solved in the utility model provides a kind of roller bottom type steel cylinder heat-treatment production line access door that reduces overhaul of the equipments cost in the stove;
Another technology to be solved in the utility model provides a kind of roller bottom type steel cylinder heat-treatment production line access door that increases the service life.
For solving the problems of the technologies described above, the utility model provides a kind of roller bottom type steel cylinder heat-treatment production line dexterous formula access door, comprise a body, it is characterized in that: also comprise two first armed levers that be arranged in parallel and two second armed levers that be arranged in parallel, be connected with pivot pin between adjacent first armed lever and second armed lever, be connected with two connecting rods between two mutually parallel first armed levers, the described first armed lever the other end is rotatably connected by first connection mechanism with maintenance every body, the described second armed lever the other end and body of heater are rotatably connected by second connection mechanism, handle together is set on described maintenance every body, and arranged outside has many group securing bolts around described maintenance every body.
The beneficial effect that arrives described in the utility model:
Roller bottom type steel cylinder heat-treatment production line access door of the present utility model, without any need for lifting rig, only need artificial just can switch motion, reduce overhaul of the equipments cost in the stove; Reduce simultaneously because the damaged in collision of being forbidden to cause access door and standing bolt thereof is located in lifting repeatedly, prolonged the work-ing life of access door.
Description of drawings
Fig. 1 is the front view of the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line of the present utility model;
Fig. 2 is the vertical view of the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line of the present utility model;
Fig. 3 is the left view of the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line of the present utility model.
Embodiment
The utility model provides a kind of roller bottom type steel cylinder heat-treatment production line dexterous formula access door, comprise a body 13, it is characterized in that: also comprise two first armed levers 11 that be arranged in parallel and two second armed levers 12 that be arranged in parallel, be connected with pivot pin between adjacent first armed lever 11 and second armed lever 12, be connected with two connecting rods 19 between two mutually parallel first armed levers 11, described first armed lever, 11 the other ends and maintenance every body 13 are rotatably connected by first connection mechanism, described second armed lever, 12 the other ends and body of heater 17 are rotatably connected by second connection mechanism, be provided with on described maintenance every body and shake hands 14 together, outer ledge is provided with many group securing bolts 18 around described maintenance every body 13.
Described first connection mechanism comprises first permanent seat 15 and the pivot pin that is used for being connected first armed lever that is fixed on maintenance every body.
Described second connection mechanism comprises second permanent seat 16 and the pivot pin that is used for being connected second armed lever that is fixed on the body of heater.
Described maintenance every body 13 is made by steel plate and cellucotton and is formed.
Described first armed lever 11 and second armed lever 12 are formed by the steel plate welding processing.
Described first permanent seat 15 and second permanent seat 16 are welded by steel plate and the axle sleeve of processing, and are separately fixed on maintenance every body and the body of heater by bolt.
Described pivot pin adopts the 45# steel to process.
Described access door securing bolt 18 adopts 8.8 grades standard bolt, after screw rod and body of heater 17 installation dimension are on request welded, locks access door by nut.Described securing bolt 18 is provided with three in the every side of maintenance every body.
Described handle adopts the round steel processing and fabricating to form.
Roller bottom type steel cylinder heat-treatment production line access door of the present utility model, without any need for lifting rig, only need artificial just can switch motion, reduce overhaul of the equipments cost in the stove; Reduce simultaneously because the damaged in collision of being forbidden to cause access door and standing bolt thereof is located in lifting repeatedly, prolonged the work-ing life of access door; Also reduced simultaneously operator's working strength.
Claims (8)
1. dexterous formula access door of roller bottom type steel cylinder heat-treatment production line, comprise a body (13), it is characterized in that: also comprise two first armed levers (11) that be arranged in parallel and two second armed levers (12) that be arranged in parallel, be connected with pivot pin between adjacent first armed lever (11) and second armed lever (12), be connected with two connecting rods (19) between two mutually parallel first armed levers (11), described first armed lever (11) the other end is rotatably connected by first connection mechanism with maintenance every body (13), described second armed lever (12) the other end and body of heater (17) are rotatably connected by second connection mechanism, handle (14) together is set on described maintenance every body, and arranged outside has many group securing bolts (18) around described maintenance every body (13).
2. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 1 is characterized in that: described first connection mechanism comprises first permanent seat (15) and the pivot pin that is used for being connected first armed lever (11) that is fixed on maintenance every body (13).
3. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 1 is characterized in that: described second connection mechanism comprises second permanent seat (16) that is fixed on the body of heater (17) and the pivot pin that is used for being connected second armed lever (12).
4. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 2 is characterized in that: described first permanent seat (15) is welded by steel plate and the axle sleeve of processing, by being bolted on maintenance every body.
5. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 3 is characterized in that: described second permanent seat (16) is welded by steel plate and the axle sleeve of processing, by being bolted on the body of heater.
6. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 1, it is characterized in that: described maintenance every body (13) is made by steel plate and cellucotton.
7. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 1 is characterized in that: described first armed lever (11) and second armed lever (12) are formed by the steel plate welding processing.
8. the dexterous formula access door of roller bottom type steel cylinder heat-treatment production line according to claim 1, it is characterized in that: described access door securing bolt (18) adopts 8.8 grades standard bolt, and described securing bolt (18) is provided with three in the every side of maintenance every body (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201596731U CN201288210Y (en) | 2008-11-06 | 2008-11-06 | Movable access door for roller underlying form steel cylinder thermal treatment product line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201596731U CN201288210Y (en) | 2008-11-06 | 2008-11-06 | Movable access door for roller underlying form steel cylinder thermal treatment product line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201288210Y true CN201288210Y (en) | 2009-08-12 |
Family
ID=40979888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201596731U Expired - Fee Related CN201288210Y (en) | 2008-11-06 | 2008-11-06 | Movable access door for roller underlying form steel cylinder thermal treatment product line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201288210Y (en) |
-
2008
- 2008-11-06 CN CNU2008201596731U patent/CN201288210Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20151106 |
|
| EXPY | Termination of patent right or utility model |