CN211452672U - Acceptance device for linear temperature-sensitive detector - Google Patents
Acceptance device for linear temperature-sensitive detector Download PDFInfo
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- CN211452672U CN211452672U CN202020491495.3U CN202020491495U CN211452672U CN 211452672 U CN211452672 U CN 211452672U CN 202020491495 U CN202020491495 U CN 202020491495U CN 211452672 U CN211452672 U CN 211452672U
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Abstract
The utility model provides a line-type temperature-sensing detector acceptance device, which comprises a hot air generating device and a pipeline assembly; a ventilation channel which is communicated with the outside and is used for the linear temperature-sensitive detector to extend into is arranged in the pipeline assembly; the hot air generating device is provided with an air outlet, and the air outlet of the hot air generating device is connected with the ventilation channel of the pipeline assembly; the hot air generating device is used for generating constant-temperature hot air, so that the constant-temperature hot air flows into the ventilation channel of the pipeline assembly. The acceptance device of the linear temperature-sensing detector improves the constancy and controllability of a temperature field and improves the acceptance efficiency.
Description
Technical Field
The utility model relates to an online temperature monitoring and fire detection technical field, concretely relates to linear temperature-sensing detector acceptance device.
Background
The existing acceptance device of the linear temperature-sensing detector basically adopts a boiling water heating scheme. Referring to fig. 1, the acceptance device includes a thermos bottle. During testing, the linear temperature-sensing detector extends into the bottle mouth of the warm water bottle for testing. However, after the thermos bottle is tested by the linear temperature-sensing detector for many times, the temperature is reduced, the water temperature is uncontrollable in the boiling water heating scheme, water needs to be continuously boiled in order to keep the temperature constant as much as possible, and the water boiling waiting time is long. The acceptance equipment is simple in scheme, but cannot meet the requirement when the measurement accuracy needs to be confirmed.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at providing a linear temperature-sensing detector accepts device has improved the invariant and the controllability in temperature field, improves the efficiency of accepting.
A checking and accepting device of a linear temperature-sensing detector comprises a hot air generating device and a pipeline assembly;
a ventilation channel which is communicated with the outside and is used for the linear temperature-sensitive detector to extend into is arranged in the pipeline assembly; the hot air generating device is provided with an air outlet, and the air outlet of the hot air generating device is connected with the ventilation channel of the pipeline assembly; the hot air generating device is used for generating constant-temperature hot air, so that the constant-temperature hot air flows into the ventilation channel of the pipeline assembly.
Preferably, the hot air generating means comprises a constant temperature hot air gun.
Preferably, the pipe assembly comprises a three-way connector and two straight pipes;
the first connecting port of the three-way connecting piece is inserted in the air outlet of the hot air generating device, and the second connecting port and the third connecting port of the three-way connecting piece are respectively inserted in the straight pipe.
Preferably, the second connection port and the third connection port of the three-way connection member are coaxially disposed.
Preferably, the straight pipe comprises a plurality of straight-through pipes which are coaxially arranged, and adjacent straight-through pipes are connected through a double-pass connecting piece.
Preferably, the straight tube comprises two straight tubes.
Preferably, the length of the straight-through pipe is greater than or equal to 250 mm.
Preferably, the diameter of the connecting opening in the three-way connecting piece is more than or equal to 28 mm.
Preferably, the diameter of the connecting port in the two-way connecting piece is the same as that of the connecting port in the three-way connecting piece.
Preferably, the length of the double-pass connector is equal to or greater than 82 mm.
The utility model provides a line type heat detector acceptance device disposes the hot-blast device that produces of adjustable temperature, and the constant temperature that the hot-blast device that produces is hot-blast behind the ventilation channel through the pipeline sub-assembly, forms a constancy of temperature's pipeline space, is heated for the line type heat detector who stretches into. When the checking and accepting device is used, the linear temperature-sensing detector extends into a ventilation channel of the pipeline assembly to check and accept and measure accuracy.
This acceptance device compares with current boiling water scheme, and more specialty can provide invariable temperature field, and is light nimble, and easy operation effectively reduce cost has improved the invariant and the controllability in temperature field, improves the efficiency of accepting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic diagram of a boiling water heating scheme provided in the background art.
Fig. 2 is a schematic structural diagram of an acceptance apparatus of a linear temperature-sensitive detector provided in this embodiment.
Fig. 3 is a schematic structural view of the three-way connection member provided in the present embodiment.
Fig. 4 is a schematic structural view of a straight-through tube provided by the wire of the present embodiment.
Fig. 5 is a schematic structural diagram of a two-way connector provided in the line of this embodiment.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Example (b):
a checking and accepting device of a linear temperature-sensing detector is shown in figure 2 and comprises a hot air generating device 3 and a pipeline assembly;
a ventilation channel which is communicated with the outside and is used for the linear temperature-sensitive detector 2 to extend into is arranged in the pipeline assembly; the hot air generating device 3 is provided with an air outlet, and the air outlet of the hot air generating device 3 is connected with a ventilation channel of the pipeline assembly; the hot air generating device 3 is used for generating constant-temperature hot air, so that the constant-temperature hot air flows into a ventilation channel of the pipeline assembly.
The checking and accepting device is provided with a hot air generating device with adjustable temperature, and constant-temperature hot air generated by the hot air generating device forms a pipeline space with constant temperature after passing through a ventilation channel of the pipeline assembly part to heat the linear temperature-sensitive detector extending into the pipeline space. When the checking and accepting device is used, the linear temperature-sensing detector extends into a ventilation channel of the pipeline assembly to check and accept and measure accuracy.
This acceptance device compares with current boiling water scheme, and more specialty can provide invariable temperature field, has improved the invariant and the controllability in temperature field, improves the efficiency of accepting, and is light nimble, easy operation, effective reduce cost.
Preferably, the hot air generating means 3 comprises a constant temperature hot air gun.
Specifically, the acceptance inspection device is provided with constant-temperature hot air by a constant-temperature hot air gun.
Preferably, the piping assembly comprises one three-way connection 4 and two straight pipes;
wherein, the first connecting port of the three-way connecting piece 4 is inserted on the air outlet of the hot air generating device 2, and the second connecting port and the third connecting port of the three-way connecting piece 4 are respectively inserted on the straight pipe. And the second connecting port and the third connecting port of the three-way connecting piece are coaxially arranged. The straight pipe comprises a plurality of straight pipes 5 which are coaxially arranged, and the adjacent straight pipes 5 are connected through a two-way connecting piece 6.
Specifically, in the acceptance inspection device, the pipeline assembly consists of a stainless steel straight-through pipe, a two-way connecting piece and a three-way connecting piece. The pipe assembly is connected by the engagement of the fittings to form a tubular space. The air outlet of the constant temperature hot air gun is in butt joint with the first connecting port of the three-way connecting piece, and after the temperature of the constant temperature hot air gun is adjusted, continuous air supply can be carried out in the ventilation channel. After the linear temperature-sensing detector is extended into the pipeline assembly, the constant-temperature hot air gun is started to form a space with constant temperature, and the detection alarm performance and the temperature accuracy can be checked.
Preferably, the straight tube comprises two straight-through tubes 5. The length of the straight-through pipe 5 is more than or equal to 250 mm. The diameter of the connecting opening in the three-way connecting piece 4 is more than or equal to 28 mm. The diameter of the connecting port in the two-way connecting piece 6 is the same as that of the connecting port in the three-way connecting piece 4. The length of the double-pass connecting piece 6 is more than or equal to 82 mm. The structural schematic diagrams of the three-way connecting piece, the straight-through pipe and the two-way connecting piece are shown in figures 3-5.
Specifically, after the pipeline assembly is installed, the tail end of the linear temperature-sensing detector extends into the pipeline assembly by at least 1 meter, the constant-temperature hot air gun is adjusted to 138 degrees, the air outlet of the constant-temperature hot air gun is in butt joint with the first connecting port of the three-way connecting piece, the constant-temperature hot air gun is started for about 5 seconds, and the temperature field in the pipeline assembly reaches 138 degrees. Within 45 seconds, the linear temperature-sensing detector should give an alarm and indicate the temperature value corresponding to the temperature field. After the test was completed, the constant temperature heat gun was turned off for about 1 minute.
The pipeline assembly provides a ventilation channel with simple structure and determined heated length (the heated length is more than or equal to 1 meter), and the inaccurate operation putting length is avoided. The pipeline assembly is simple to disassemble and assemble, constant-temperature hot air is input from the middle of the pipeline assembly and flows towards two sides, the temperature of the whole ventilation channel is ensured to be uniform, and the alarm performance of the linear temperature-sensitive detector can meet the fire-fighting requirement under the standard heating length.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. A checking and accepting device of a linear temperature-sensing detector is characterized by comprising a hot air generating device and a pipeline assembly;
a ventilation channel which is communicated with the outside and is used for the linear temperature-sensitive detector to extend into is arranged in the pipeline assembly; the hot air generating device is provided with an air outlet, and the air outlet of the hot air generating device is connected with the ventilation channel of the pipeline assembly; the hot air generating device is used for generating constant-temperature hot air, so that the constant-temperature hot air flows into the ventilation channel of the pipeline assembly.
2. The acceptance apparatus for linear temperature-sensitive detectors according to claim 1,
the hot air generating device comprises a constant-temperature hot air gun.
3. The acceptance apparatus for linear temperature-sensitive detectors according to claim 1,
the pipeline assembly comprises a three-way connecting piece and two straight pipes;
the first connecting port of the three-way connecting piece is inserted in the air outlet of the hot air generating device, and the second connecting port and the third connecting port of the three-way connecting piece are respectively inserted in the straight pipe.
4. The acceptance apparatus for linear temperature-sensitive detectors according to claim 3,
and the second connecting port and the third connecting port of the three-way connecting piece are coaxially arranged.
5. The acceptance apparatus for linear temperature-sensitive detectors according to claim 3,
the straight pipe comprises a plurality of straight-through pipes which are coaxially arranged, and adjacent straight-through pipes are connected through a two-way connecting piece.
6. The acceptance apparatus for linear temperature-sensitive detectors according to claim 5,
the straight tube comprises two straight-through tubes.
7. The acceptance apparatus for linear temperature-sensitive detectors according to claim 6,
the length of the straight-through pipe is more than or equal to 250 mm.
8. The acceptance apparatus for linear temperature-sensitive detectors according to claim 5,
the diameter of a connecting opening in the three-way connecting piece is more than or equal to 28 mm.
9. The acceptance apparatus for linear temperature-sensitive detectors according to claim 8,
the diameter of the connecting port in the two-way connecting piece is the same as that of the connecting port in the three-way connecting piece.
10. The acceptance apparatus for linear temperature-sensitive detectors according to claim 9,
the length of the double-pass connecting piece is more than or equal to 82 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020491495.3U CN211452672U (en) | 2020-04-07 | 2020-04-07 | Acceptance device for linear temperature-sensitive detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020491495.3U CN211452672U (en) | 2020-04-07 | 2020-04-07 | Acceptance device for linear temperature-sensitive detector |
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| Publication Number | Publication Date |
|---|---|
| CN211452672U true CN211452672U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020491495.3U Active CN211452672U (en) | 2020-04-07 | 2020-04-07 | Acceptance device for linear temperature-sensitive detector |
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| Country | Link |
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| CN (1) | CN211452672U (en) |
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2020
- 2020-04-07 CN CN202020491495.3U patent/CN211452672U/en active Active
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