CN210506485U - High-temperature camera of galvanizing furnace - Google Patents
High-temperature camera of galvanizing furnace Download PDFInfo
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- CN210506485U CN210506485U CN201920501830.0U CN201920501830U CN210506485U CN 210506485 U CN210506485 U CN 210506485U CN 201920501830 U CN201920501830 U CN 201920501830U CN 210506485 U CN210506485 U CN 210506485U
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Abstract
The utility model discloses a galvanizing furnace high temperature camera, sweep sleeve pipe and rod-type camera probe including camera control box, probe cable, water-cooling, the water-cooling sweeps the sleeve pipe and comprises cylindrical outer wall and inner wall bilayer structure, the inner wall with be provided with cable airflow sleeve pipe between the rod-type camera probe, cable airflow sleeve pipe bottom sealing connection has a toper air flow nozzle, cable airflow sleeve pipe wall with be provided with airflow channel between the inner wall, the peripheral evenly distributed in airflow channel top has the first hole of sweeping that a plurality of slopes set up evenly distributed all around in the side of conical surface air flow nozzle has a plurality of intercommunications the second at airflow channel top sweeps the hole. Through the design of double-deck rivers cooling structure and twice air curtain cooling structure that sweeps, effectively improve and sweep the effect, guarantee the long-time continuous operation of camera.
Description
Technical Field
The utility model relates to a galvanizing equipment technical field especially relates to a galvanizing furnace high temperature camera.
Background
The steel sheet is at the galvanizing process, generally need place the camera in the stove and monitor the running state of steel sheet when the zinc-plating in the stove nose, monitor the condition that stove nose inner wall zincilate condenses, because the stove internal temperature is too high, and can produce a large amount of high temperature gas and strong splash granule when heating or handling, when needs carry out the camera shooting control to the stove, generally adopt high temperature resistant glass to keep apart and protect with the mode that gas purged.
However, in the actual use process, the pressure of the single-path purging is low, the airflow is small, the purging force at the front end is weak, the camera is easily polluted by impurities such as furnace dust or chemical gas, the image is blurred, and meanwhile, the camera lens is easily burnt by heat in the furnace, so that the normal operation is influenced.
SUMMERY OF THE UTILITY MODEL
To the problems in the prior art, the utility model provides a galvanizing furnace high temperature camera to overcome the above-mentioned technical problem that prior art exists.
The technical scheme of the utility model is realized like this:
a high-temperature camera of a galvanizing furnace comprises a camera control box, a probe cable, a water-cooling purging sleeve and a rod-type camera probe, wherein an image control module and a direct-current power supply module are arranged in the camera control box, the water-cooling purging sleeve is composed of a cylindrical outer wall and an inner wall double-layer structure, a cable airflow sleeve is arranged between the inner wall and the rod-type camera probe, the bottom of the cable airflow sleeve is hermetically connected with a conical airflow nozzle, an airflow channel is arranged between the wall of the cable airflow sleeve and the inner wall, a plurality of first purging holes which are obliquely arranged are uniformly distributed on the periphery of the top end of the airflow channel, the first purging holes are used for forming a first purging air curtain at the front end of the conical airflow nozzle, a plurality of second purging holes communicated with the top of the airflow channel are uniformly distributed on the periphery of the side surface of, the second purge hole is used for forming a second purge air curtain at the rear end of the conical air flow nozzle.
Furthermore, an included angle formed between an extension line of the first blowing hole and the horizontal plane is a first blowing angle, and the first blowing angle is set to be 30-60 degrees.
Further, the second purge hole is a stepped hole arranged along the horizontal direction, and the diameter of the stepped hole is gradually reduced along the direction close to the conical airflow nozzle.
Furthermore, a U-shaped water flow channel from top to bottom is formed between the outer wall and the inner wall through a cylindrical interlayer, and a cooling water inlet and a cooling water return port are formed in two end parts of the U-shaped water flow channel.
Further, an upper air inlet is provided above the cooling water inlet.
Furthermore, the outer part of the outer wall is also provided with an annular purging joint, and a lower air inlet is arranged on the annular purging joint.
Further, purge gas is blown in from the lower inlet and out the bottom of the annular purge connection.
The utility model has the advantages that:
the utility model discloses in sweep gas curtain cooling structure's design through double-deck rivers cooling structure and twice, can effectively improve the effect of sweeping on the one hand, prevent that high-temperature gas, splash granule in the zinc-plating high temperature furnace from causing the damage to the camera, on the other hand water-cooling sweeps the forced air cooling combined action of sleeve pipe and airflow channel, reaches the whole cooling protection to inside camera, improves the working life of camera, guarantees the long-time continuous operation of camera.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the high temperature camera of the galvanizing furnace of the present invention;
FIG. 2 is a schematic view of the internal structure of the high-temperature camera of the galvanizing furnace;
fig. 3 is a partial structural schematic diagram of fig. 2.
In the figure: 1-camera control box; 2-probe cable; 3-water-cooling and purging the sleeve; 4-rod type camera probe; 5-cable airflow sleeve; 6-a conical gas flow nozzle; 7-an air flow channel; 8-a first purge hole; 9-a second purge hole; 10-upper air inlet; 11-annular purge joint; 12-lower air inlet; 31-an outer wall; 32-inner wall; 33-cylindrical interlayer; 34-a water flow channel; 35-cooling water inlet; 36-cooling water return port; 101-an image control module; 102-direct current power supply module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, the galvanizing furnace high temperature camera according to the embodiment of the present invention includes a camera control box 1, a probe cable 2, a water-cooling purging sleeve 3 and a rod-type camera probe 4, an image control module 101 and a dc power module 102 are disposed in the camera control box 1, the water-cooling purging sleeve 3 is composed of a cylindrical outer wall 31 and an inner wall 32, a cable airflow sleeve 5 is disposed between the inner wall 32 and the rod-type camera probe 4, a conical airflow nozzle 6 is hermetically connected to the bottom of the cable airflow sleeve 5, an airflow channel 7 is disposed between the wall of the cable airflow sleeve 5 and the inner wall 32, a plurality of first purging holes 8 are uniformly distributed on the periphery of the top end of the airflow channel 7, the first purging holes 8 are used for forming a first purging air curtain at the front end of the conical airflow nozzle 6, a plurality of second purge holes 9 communicated with the top of the air flow channel 7 are uniformly distributed on the periphery of the side surface of the conical air flow nozzle 6, and the second purge holes 9 are used for forming a second purge air curtain at the rear end of the conical air flow nozzle 6.
The working principle is as follows: the sweeping gas enters through the gas flow channel 7, a part of gas is strongly sprayed out from the conical gas flow nozzle 6 through the first sweeping hole 8 and the second sweeping hole 9, two-path sweeping gas flow is formed, the sweeping strength of the whole gas flow is improved, high-temperature gas in the galvanized high-temperature furnace is prevented, splashing particles damage the camera, in addition, a part of gas is upwards swept from the cable gas flow sleeve 5, the camera is cooled in a gas flow mode, a double-layer water flow cooling structure is matched, the whole cooling protection of the camera is achieved, the service life of the camera is prolonged, and the long-time continuous work of the camera is ensured.
In one embodiment, the angle between the extension line of the first purge hole 8 and the horizontal plane is a first purge angle, and the first purge angle is set to 30 to 60 degrees. Through the inclined first purging hole 8, a conical purging air curtain can be formed at the front end of the conical air flow nozzle 6, a protective air curtain barrier is formed, and the purging capacity is improved.
In one embodiment, the second purge hole 9 is a stepped hole arranged in a horizontal direction, and the diameter of the stepped hole is gradually reduced in a direction close to the tapered gas flow nozzle 6. The air pressure of the air outlet of the second blowing hole 9 is improved by gradually reducing the aperture of the second blowing hole, so that the aim of blowing protection with low flow and high air pressure is fulfilled.
In one embodiment, a U-shaped water flow channel 34 is formed between the outer wall 31 and the inner wall 32 through a cylindrical interlayer 33 from top to bottom, and two ends of the U-shaped water flow channel 34 are provided with a cooling water inlet 35 and a cooling water return 36. The cooling water flows in from the cooling water inlet 35, flows out from the cooling water return port 36 through the U-shaped water flow channel 34, and performs water cooling protection on the camera.
In one embodiment, an upper air inlet 10 is provided above the cooling water inlet 35.
In one embodiment, the outer portion of the outer wall 31 is further provided with an annular purge fitting 11 and a lower gas inlet 12 thereon.
Purge gas is blown in from the lower gas inlet 12 and is ejected from the bottom of the annular purge joint 11. Prevent high-temperature gas and splash particles in the furnace from damaging components such as the annular sweeping joint 11 and the like, and prolong the service life of the whole equipment.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A high-temperature camera of a galvanizing furnace comprises a camera control box, a probe cable, a water-cooling purging sleeve and a rod-type camera probe, wherein an image control module and a direct-current power supply module are arranged in the camera control box, and the high-temperature camera is characterized in that the water-cooling purging sleeve is composed of a cylindrical outer wall and an inner wall double-layer structure, a cable airflow sleeve is arranged between the inner wall and the rod-type camera probe, the bottom of the cable airflow sleeve is hermetically connected with a conical airflow nozzle, an airflow channel is arranged between the wall of the cable airflow sleeve and the inner wall, a plurality of first purging holes which are obliquely arranged are uniformly distributed on the periphery of the top end of the airflow channel, the first purging holes are used for forming a first purging air curtain at the front end of the conical airflow nozzle, and a plurality of second purging holes which are communicated with the top of the airflow channel are uniformly distributed, the second purge hole is used for forming a second purge air curtain at the rear end of the conical air flow nozzle.
2. The galvanizing furnace high-temperature camera according to claim 1, wherein an included angle formed between an extension line of the first purge hole and a horizontal plane is a first purge angle, and the first purge angle is set to be 30-60 degrees.
3. The galvanizing furnace high-temperature camera according to the claim 1, wherein the second purge hole is a stepped hole arranged along the horizontal direction, and the diameter of the stepped hole is gradually reduced along the direction close to the conical airflow nozzle.
4. The galvanizing furnace high-temperature camera according to claim 1, wherein a U-shaped water flow channel is formed between the outer wall and the inner wall from top to bottom through a cylindrical interlayer, and a cooling water inlet and a cooling water return port are formed at two ends of the U-shaped water flow channel.
5. The galvanizing furnace high-temperature camera according to claim 4, wherein an upper air inlet is arranged above the cooling water inlet.
6. The galvanizing furnace high-temperature camera according to the claim 1, wherein the outer wall is further provided with an annular purging joint on the outside and a lower air inlet on the annular purging joint.
7. The galvanizing furnace high-temperature camera according to claim 6, wherein a purge gas is blown in from a lower gas inlet and is ejected from the bottom of the annular purge joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920501830.0U CN210506485U (en) | 2019-04-12 | 2019-04-12 | High-temperature camera of galvanizing furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920501830.0U CN210506485U (en) | 2019-04-12 | 2019-04-12 | High-temperature camera of galvanizing furnace |
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| CN210506485U true CN210506485U (en) | 2020-05-12 |
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| CN201920501830.0U Active CN210506485U (en) | 2019-04-12 | 2019-04-12 | High-temperature camera of galvanizing furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109913785A (en) * | 2019-04-12 | 2019-06-21 | 马鞍山市科泰电气科技有限公司 | A kind of galvanizing furnace high-temperature camera |
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2019
- 2019-04-12 CN CN201920501830.0U patent/CN210506485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109913785A (en) * | 2019-04-12 | 2019-06-21 | 马鞍山市科泰电气科技有限公司 | A kind of galvanizing furnace high-temperature camera |
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