CN214417612U - Infrared thermometer protection device for narrow space - Google Patents
Infrared thermometer protection device for narrow space Download PDFInfo
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- CN214417612U CN214417612U CN202023238866.6U CN202023238866U CN214417612U CN 214417612 U CN214417612 U CN 214417612U CN 202023238866 U CN202023238866 U CN 202023238866U CN 214417612 U CN214417612 U CN 214417612U
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Abstract
The utility model provides an infrared thermometer protecting device used in narrow space, belonging to the technical field of protecting devices, comprising a protecting shell provided with an infrared thermometer, wherein a cooling bottom plate is arranged at the bottom of the protecting shell; the cooling bottom plate is provided with a vortex cooler and a support inner pipe, the upper end of the support inner pipe penetrates through the cooling bottom plate and is connected with the infrared thermometer shell, and a support outer pipe is arranged on the periphery of the support inner pipe; the lower end of the supporting inner pipe is provided with a purging inner pipe, the periphery of the purging inner pipe is provided with a purging outer pipe, a connecting pipe A is arranged between the cooling bottom plate and the supporting outer pipe, and a connecting pipe B is arranged between the purging outer pipe and the supporting inner pipe. The supporting outer pipe and the supporting inner pipe are higher in height, so that the influence of heat conduction on the infrared thermometer is effectively reduced, and the occupied space above the ladle cover is small, so that the infrared thermometer is more suitable for being installed and used in a narrow space; the cold air generated by the vortex cooler can reduce the influence of high temperature on the temperature measuring instrument when the refractory material of the ladle is baked, and the infrared temperature measuring instrument is effectively protected.
Description
Technical Field
The utility model belongs to the technical field of protector, especially, relate to an infrared radiation thermometer protector for narrow and small space.
Background
In recent years, in order to save energy, reduce emission and improve product quality, steel plants of many steel companies frequently use an infrared thermometer to measure the temperature of refractory materials in a ladle during the baking process of the ladle. The ladle needs to be baked because the molten steel can explode when being poured into a cold container, so the refractory material in the ladle is required to be baked to 800-.
The infrared thermometer is a non-contact instrument, and the whole set of device consists of a temperature sensor, an infrared probe, a signal transmission cable, a mounting bracket, a lens purging device, a sensor protective sleeve, a cooling device, an observation tube, a shutoff valve, an angle adjuster and the like. When the infrared thermometer is installed on the roaster, the infrared thermometer is often positioned in the lower part to be surrounded by the roasting flame, so a refractory material heat-insulating layer with a certain thickness is required to be arranged outside the protective sleeve. But the whole temperature measuring device is arranged on the roaster of the ladle to occupy a certain space, and the originally arranged equipment on the roaster of some steel plants is crowded, so that the arrangement of the infrared temperature measuring device can not be met. Therefore, an infrared thermometer with a protection function suitable for use in a narrow space is needed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides an infrared thermometer protecting device used in a narrow space, which increases the distance between the infrared thermometer and a ladle cover, and the space occupied by the infrared thermometer above the ladle cover is smaller, thus effectively solving the difficult problem of the installation of the infrared thermometer in the narrow space; meanwhile, the cold air generated by the vortex cooler is utilized to reduce the influence of high temperature on the temperature measuring instrument when the refractory material of the ladle is baked, so that the infrared temperature measuring instrument is effectively protected.
The utility model discloses a realize above-mentioned technical purpose through following technological means.
An infrared thermometer protection device for a narrow space comprises an infrared thermometer arranged in a protective shell, wherein a cooling bottom plate is arranged at the bottom of the protective shell, and a through hole communicated with the protective shell is formed between the cooling bottom plate and the protective shell; one side of the cooling bottom plate is provided with a vortex cooler, the bottom of the cooling bottom plate is provided with a support inner tube, and the upper end of the support inner tube penetrates through the cooling bottom plate and is connected with an infrared thermometer; a supporting outer pipe is arranged on the periphery of the supporting inner pipe, and the upper end of the supporting outer pipe is welded with the cooling bottom plate;
the lower end of the supporting inner pipe is provided with a purging inner pipe, and the periphery of the purging inner pipe is provided with a purging outer pipe; the supporting inner pipe, the supporting outer pipe, the purging inner pipe and the purging outer pipe are connected together through a flange plate; an infrared isolation window is arranged between the supporting inner pipe and the purging inner pipe, and the infrared isolation window is hermetically fixed on a flange plate connecting the purging inner pipe and the purging outer pipe and used for sealing isolation; the lower end of the purging outer pipe penetrates through a ladle cover above the steel ladle to be detected and is welded on the ladle cover; a connecting pipe A is arranged between the cooling bottom plate and the supporting outer pipe, and the supporting outer pipe is not communicated with the purging inner pipe and the purging outer pipe; and a connecting pipe B is arranged between the sweeping outer pipe and the supporting outer pipe.
Furthermore, the sweeping outer pipe and the upper surface of the ladle cover are fixed through welding through the base.
Further, the protective housing top is equipped with the guard gate that takes the handle and can realize opening and shutting.
Further, the length of the purging inner pipe is smaller than that of the purging outer pipe.
The utility model discloses following beneficial effect has:
the utility model provides a protector, the protective housing that has infrared thermometer installs in the longer support inner tube of size, support outer tube top, has increased the distance between infrared thermometer and the be built by contract, has reduced the space that temperature measuring device occupy in the be built by contract top for temperature measuring device is applicable to narrow and small space more and uses. The utility model discloses utilize the vortex cooler to let in air conditioning to between cooling bottom plate, protective housing and the support inner tube and the support outer tube, the high temperature when having reduced ladle refractory material toasts has effectively protected infrared radiation thermometer to the influence of thermoscope.
The utility model provides a difficult problem of infrared radiation thermometer when narrow and small space installation, extended the application of new technology for domestic more steel works can be improving the ladle and toast quality and advance in the aspect of energy saving and emission reduction, obtain better technical index and economic benefits.
Drawings
Fig. 1 is a schematic structural view of the protection device of the present invention;
FIG. 2 is a cross-sectional view of the protective device of the present invention;
fig. 3 is an enlarged view of a portion a of fig. 2.
In the figure: 1-protective shell; 2-an infrared thermometer; 3-cooling the bottom plate; 4-a vortex cooler; 5-supporting the inner pipe; 6-supporting the outer tube; 7-purging the inner tube; 8-purging the outer tube; 9-covering; 10-connecting tube A; 11-connecting tube B.
Detailed Description
The invention will be further described with reference to the drawings and the following examples, but the scope of the invention is not limited thereto.
In the description of the present invention, it is to be understood that the terms "bottom", "upper", "lower", and the like refer to the orientation or positional relationship shown in the drawings, which are for convenience of description only, and do not refer to or imply that the referred device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. The terms "mounted," "connected," "fixed," and the like are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections, direct connections, indirect connections through intervening media, and communication between two elements; the specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Narrow and small for space infrared radiation thermometer protector can use in various narrow and small spaces, and this embodiment explains as the measurement object with the ladle bakes the interior refractory material of package of in-process. As shown in fig. 1 and 2, narrow and small is infrared radiation thermometer protector for space, including protective housing 1, infrared radiation thermometer 2, cooling bottom plate 3, vortex cooler 4, support inner tube 5, support outer tube 6, sweep inner tube 7, sweep outer tube 8, be built by contract 9, connecting pipe a10 and connecting pipe B11.
As shown in fig. 1 and 2, an infrared thermometer 2 is installed in a protective shell 1, and a protective door which is provided with a handle and can realize an opening and closing function is arranged at the top of the protective shell 1; cooling bottom plate 3 is installed to protective housing 1 bottom, is equipped with the through-hole of intercommunication between cooling bottom plate 3 and the protective housing 1, supplies cooling gas to get into protective housing 1. A vortex cooler 4 is arranged on one side of the cooling bottom plate 3, a support inner pipe 5 is arranged at the bottom of the cooling bottom plate, and the upper end of the support inner pipe 5 penetrates through the cooling bottom plate 3 and is in threaded connection with a shell of the infrared thermometer 2; the periphery of the supporting inner pipe 5 is provided with a supporting outer pipe 6, and the upper end of the supporting outer pipe 6 is welded with the cooling bottom plate 3.
As shown in fig. 2 and 3, the lower end of the supporting inner pipe 5 is provided with a purging inner pipe 7, the periphery of the purging inner pipe 7 is provided with a purging outer pipe 8, and the length of the purging inner pipe 7 is smaller than that of the purging outer pipe 8; wherein, support inner tube 5, support outer tube 6, sweep inner tube 7 and sweep and link together through the ring flange between the outer tube 8, support inner tube 5 and sweep and install infrared isolation window between the inner tube 7, infrared isolation window is fixed sealed and is connected sweeping inner tube 7 and sweeping the ring flange of outer tube 8 on, plays sealed isolation effect, supports outer tube 6 and sweeps inner tube 7, sweeps outer tube 8 and all does not communicate. A closed space structure for cold air to flow is formed between the supporting inner pipe 5 and the supporting outer pipe 6, and a semi-closed space structure with an opening at the bottom is formed between the purging inner pipe 7 and the purging outer pipe 8 for cold air to flow.
The lower end of the purging outer pipe 8 penetrates through a ladle cover 9 above the steel ladle to be measured and is welded on the ladle cover 9, and the purging outer pipe 8 and the upper surface of the ladle cover 9 are welded and fixed through a base so as to measure the temperature of a refractory material in the steel ladle. A connecting pipe A10 is installed between the cooling soleplate 3 and the supporting outer pipe 6, and a connecting pipe B11 is installed between the purging outer pipe 8 and the supporting inner pipe 5.
When the infrared thermometer is actually used, the vortex cooler 4 works to make normal-temperature gas into cold air, the cold air enters the cooling bottom plate 3 and then is divided into two paths, and one path enters the protective shell 1 through the through hole to protect the infrared thermometer 2; the other path of cold air enters a closed space structure between the supporting inner tube 5 and the supporting outer tube 6 through a connecting tube A10, then enters a semi-closed space structure with an opening at the bottom formed by the purging inner tube 7 and the purging outer tube 8 through a connecting tube B11, and finally is discharged from the bottom of the purging outer tube 8 after the air path is arranged by the purging inner tube 7, so that the influence of heat conduction on the infrared thermometer 2 is effectively reduced. The supporting outer pipe 6 and the supporting inner pipe 5 are high in height design, and meanwhile, the space occupied by the temperature measuring device above the covering cap 9 is reduced, so that the temperature measuring device is more suitable for being installed and used in a narrow space.
The embodiment is a preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and any obvious improvement, replacement or modification which can be made by those skilled in the art without departing from the essence of the present invention belongs to the protection scope of the present invention.
Claims (4)
1. The infrared thermometer protection device for the narrow space is characterized by comprising an infrared thermometer (2) arranged in a protective shell (1), wherein a cooling bottom plate (3) is arranged at the bottom of the protective shell (1), and a through hole communicated with the cooling bottom plate (3) and the protective shell (1) is formed in the protective shell; one side of the cooling bottom plate (3) is provided with a vortex cooler (4), the bottom of the cooling bottom plate is provided with a support inner tube (5), and the upper end of the support inner tube (5) penetrates through the cooling bottom plate (3) and is connected with the infrared thermometer (2); a supporting outer pipe (6) is arranged on the periphery of the supporting inner pipe (5), and the upper end of the supporting outer pipe (6) is welded with the cooling bottom plate (3);
the lower end of the supporting inner pipe (5) is provided with a purging inner pipe (7), and the periphery of the purging inner pipe (7) is provided with a purging outer pipe (8); the supporting inner pipe (5), the supporting outer pipe (6), the purging inner pipe (7) and the purging outer pipe (8) are connected together through a flange; an infrared isolation window is arranged between the supporting inner pipe (5) and the purging inner pipe (7), and the infrared isolation window is hermetically fixed on a flange plate which is connected with the purging inner pipe (7) and the purging outer pipe (8) and used for sealing isolation; the lower end of the purging outer pipe (8) penetrates through a ladle cover (9) above the steel ladle to be detected and is welded on the ladle cover (9); a connecting pipe A (10) is arranged between the cooling bottom plate (3) and the supporting outer pipe (6), and the supporting outer pipe (6) is not communicated with the purging inner pipe (7) and the purging outer pipe (8); and a connecting pipe B (11) is arranged between the purging outer pipe (8) and the supporting outer pipe (6).
2. The infrared thermometer protecting device for the narrow space as claimed in claim 1, wherein the purging outer tube (8) and the upper surface of the ladle cover (9) are fixed by welding through a base.
3. The infrared thermometer protection device for the narrow space according to claim 1, wherein a protection door which is provided with a handle and can be opened and closed is arranged at the top of the protection shell (1).
4. The infrared thermometer protector for narrow spaces according to claim 1, wherein the length of the purging inner tube (7) is smaller than the length of the purging outer tube (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238866.6U CN214417612U (en) | 2020-12-29 | 2020-12-29 | Infrared thermometer protection device for narrow space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238866.6U CN214417612U (en) | 2020-12-29 | 2020-12-29 | Infrared thermometer protection device for narrow space |
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| Publication Number | Publication Date |
|---|---|
| CN214417612U true CN214417612U (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023238866.6U Active CN214417612U (en) | 2020-12-29 | 2020-12-29 | Infrared thermometer protection device for narrow space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688433A (en) * | 2022-03-22 | 2022-07-01 | 北京理工大学 | Sensor protection device and sensor assembly method adopting same |
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2020
- 2020-12-29 CN CN202023238866.6U patent/CN214417612U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688433A (en) * | 2022-03-22 | 2022-07-01 | 北京理工大学 | Sensor protection device and sensor assembly method adopting same |
| CN114688433B (en) * | 2022-03-22 | 2022-11-25 | 北京理工大学 | Sensor protection device and sensor assembly method adopting same |
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