CN214667303U - Mounting structure of temperature-sensitive detector of gas turbine - Google Patents
Mounting structure of temperature-sensitive detector of gas turbine Download PDFInfo
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- CN214667303U CN214667303U CN202120775215.6U CN202120775215U CN214667303U CN 214667303 U CN214667303 U CN 214667303U CN 202120775215 U CN202120775215 U CN 202120775215U CN 214667303 U CN214667303 U CN 214667303U
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- sensitive detector
- housing
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Abstract
The utility model relates to a gas turbine fire alarm system technical field provides a gas turbine's temperature-sensitive detector mounting structure, include: a casing adapted to house a gas turbine; the temperature-sensitive detector is arranged on the housing, the detection end of the temperature-sensitive detector is positioned on one side of the housing, which faces the gas turbine, and the connection end of the temperature-sensitive detector is positioned on one side of the housing, which faces away from the gas turbine. The utility model provides a gas turbine's temperature-sensitive detector mounting structure, the housing setting is swung the outside at the gas, and temperature-sensitive detector's sense terminal sets up the inboard at the housing for detect the temperature of gas turbine's workspace, and temperature-sensitive detector's link then is located the housing outside, in order to prevent that the inside local high temperature of housing from damaging temperature-sensitive detector's link, thereby make temperature-sensitive detector can normally work, be favorable to improving fire alarm system's reliability.
Description
Technical Field
The utility model relates to a gas turbine fire alarm system technical field, concretely relates to gas turbine's temperature-sensitive detector mounting structure.
Background
The gas turbine fire alarm system generally uses an explosion-proof temperature-sensitive detector as a path of fire detector, and is installed inside a gas turbine housing, the housing is in a high-temperature state in the operation process of the gas turbine, local high-temperature areas may occur inside the gas turbine housing due to heat radiation in specific areas, gas leakage of the gas turbine or heat preservation failure, and the explosion-proof temperature-sensitive detectors are distributed in each part inside the housing, are large in quantity and are greatly influenced by the local high-temperature areas, so that some temperature-sensitive detectors are abnormal in work or even damaged, and the reliability of the system is reduced.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the present invention lies in overcoming the defect that the temperature-sensitive detector mounting structure of the gas turbine in the prior art is affected by the local high temperature area easily and leads to the abnormal operation of the temperature-sensitive detector, or even the failure, thereby providing a temperature-sensitive detector mounting structure of the gas turbine.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the utility model provides a gas turbine's temperature-sensitive detector mounting structure, include: a casing adapted to house a gas turbine; the temperature-sensitive detector is arranged on the housing, the detection end of the temperature-sensitive detector is positioned on one side of the housing, which faces the gas turbine, and the connection end of the temperature-sensitive detector is positioned on one side of the housing, which faces away from the gas turbine.
Furthermore, the detection end of the temperature-sensitive detector comprises a temperature-sensitive rod, a jack is arranged on the housing, and the temperature-sensitive rod is inserted into the jack and extends to the gas turbine.
Furthermore, a sleeve is embedded in the jack, and the temperature sensing rod is located in the sleeve.
Furthermore, two end parts of the sleeve are respectively provided with an explosion-proof threaded joint which is suitable for fixing the temperature sensing rod on the sleeve.
Furthermore, the connecting end of the temperature-sensitive detector comprises a junction box, a wiring port is arranged on the junction box, one end of the wiring port is electrically connected with the temperature-sensitive rod, and the other end of the wiring port is suitable for being connected with a fire alarm system.
Further, the wiring port is connected with a fire alarm system through a cable, and the cable is connected with the wiring port through a Glan head.
Furthermore, the junction box also comprises a top cover, and the top cover is detachably arranged on one surface of the junction box, which is back to the housing, through bolts.
Further, the temperature-sensitive detector mounting structure of the gas turbine further comprises a cable protection pipe, wherein the cable protection pipe is arranged on one side, opposite to the gas turbine, of the housing, and the cable is inserted into a pipe cavity of the cable protection pipe.
Further, this gas turbine's temperature-sensitive detector mounting structure still includes solid fixed ring, the cable protection pipe passes through gu fixed ring sets up on the housing, follow the interval is provided with a plurality ofly in the extending direction of cable protection pipe gu fixed ring.
Further, the connection ports comprise two connection ports, and the two connection ports are symmetrically arranged on two opposite sides of the junction box.
The utility model discloses technical scheme has following advantage:
the utility model provides a gas turbine's temperature-sensitive detector mounting structure, the housing setting is swung the outside at the gas, and temperature-sensitive detector's sense terminal sets up the inboard at the housing for detect the temperature of gas turbine's workspace, and temperature-sensitive detector's link then is located the housing outside, in order to prevent that the inside local high temperature of housing from damaging temperature-sensitive detector's link, thereby make temperature-sensitive detector can normally work, be favorable to improving fire alarm system's reliability.
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, and it is obvious that the drawings in the following description are 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 overall structural view of a mounting structure of a temperature-sensitive detector of a gas turbine according to an embodiment of the present invention.
Description of reference numerals:
1. a temperature sensing bar; 2. A junction box; 3. A housing;
4. a wiring port; 5. A cable; 6. A glan head;
7. a cable protection tube; 8. A sleeve; 9. An explosion-proof threaded joint;
10. and (4) fixing the ring.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Fig. 1 is a schematic diagram of an overall structure of a mounting structure of a temperature-sensitive detector of a gas turbine according to an embodiment of the present invention, as shown in fig. 1, this embodiment provides a mounting structure of a temperature-sensitive detector of a gas turbine, including: a casing 3 which covers the outside of the gas turbine; the temperature-sensitive detector, for example, the temperature-sensitive detector may be an explosion-proof temperature-sensitive detector, and mainly includes a temperature-sensitive rod 1 and a junction box 2, and the temperature-sensitive rod 1 and the junction box 2 may be connected by a wire. The temperature sensing rod 1 is located on the inner side of the housing 3 and used for detecting the temperature value of the working area of the gas turbine. The junction box 2 is arranged on the outer side of the housing 3 and is used for transmitting the temperature value detected by the temperature sensing rod 1 to a fire alarm system.
The utility model provides a gas turbine's temperature-sensitive detector mounting structure, housing 3 set up the outside of having swung up in the gas, and temperature-sensitive detector's sense terminal sets up in housing 3's inboard for detect the temperature of gas turbine's workspace, and temperature-sensitive detector's link then is located the housing 3 outside, in order to prevent that the inside local high temperature of housing 3 from damaging temperature-sensitive detector's link, thereby make temperature-sensitive detector can normally work, be favorable to improving fire alarm system's reliability.
In this embodiment, the temperature sensing rod 1 is a long strip, the length of the temperature sensing rod 1 may be greater than the thickness of the housing 3, a jack may be drilled in the housing 3, and the temperature sensing rod 1 is inserted into the jack and extends to the gas turbine. For example, the temperature sensing bar 1 may be a platinum thermal resistor, and the detection temperature thereof ranges from 0 to 400 ℃.
This embodiment is summarized, can be equipped with sleeve pipe 8 at the embedded sleeve pipe 8 that is equipped with of jack, and temperature sensing stick 1 is located sleeve pipe 8. Further, explosion-proof screw joints 9 may be provided at both end portions of the sleeve 8, and adapted to fix the temperature sensing rod 1 to the sleeve 8. Wherein, can set up the internal thread in the sleeve pipe 8, wherein, the one end of the explosion-proof screwed joint 9 that is close to terminal box 2 can link to each other with terminal box 2, like this when this explosion-proof screwed joint 9 and 8 threaded connection of sleeve pipe back, can also fix terminal box 2 on housing 3, prevent that terminal box 2 from removing.
In this embodiment, the connection ports 4 may be disposed on both sides of the terminal block 2, for example, the connection ports 4 may be of a cylindrical structure, and one end of the cable 5 may be fixed to the connection port 4 by means of the glan joint 6, and the other end of the cable 5 may be connected to an external fire alarm system. Wherein, the cable 5 can be a fireproof cable 5. The temperature sensing device comprises a junction box 2, a control circuit board, a data receiving module and a data transmission module, wherein the control circuit board is arranged in the junction box 2 and is provided with the data receiving module and the data transmission module which are electrically connected with each other, and the data receiving module can be connected with a temperature sensing rod 1 through a lead and is used for receiving a temperature value detected by the temperature sensing rod 1. The data transmission module can be connected with the wiring port 4 through a wire, and the data transmission module can transmit the temperature value to the fire alarm system through the cable 5 connected with the wiring port 4.
In this embodiment, the terminal box 2 further includes a top cover detachably disposed on a surface of the terminal box 2 facing away from the housing 3 through a bolt. The cable 5 can also be directly connected with the control circuit board in the junction box 2, and during installation, the top cover needs to be detached, and then the cable 5 is connected with the control circuit board. The top cover can play a role in water and dust prevention.
In this embodiment, the mounting structure of the temperature-sensitive detector of the gas turbine further includes a cable protection tube 7, the cable protection tube 7 is disposed on a side of the housing 3 opposite to the gas turbine, and the cable 5 is inserted into a tube cavity of the cable protection tube 7.
In this embodiment, the mounting structure of the temperature-sensitive detector of the gas turbine further includes a fixing ring 10, the cable protection tube 7 is disposed on the housing 3 through the fixing ring 10, and a plurality of fixing rings 10 are disposed at intervals along the extending direction of the cable protection tube 7. Wherein, the base of the fixed ring 10 can be welded on the housing 3, and the ring cavity of the fixed ring 10 can be used for fixing the cable protection tube 7.
In this embodiment, the two connection ports 4 are symmetrically disposed on two opposite sides of the terminal block 2.
In conclusion, in the mounting structure of the temperature-sensitive detector of the gas turbine, the junction box 2 which cannot withstand high temperature in the temperature-sensitive detector is isolated outside the high-temperature working area of the gas turbine, so that the temperature-sensitive detector can be operated safely and reliably.
The temperature-sensitive detector mounting structure of the gas turbine realizes the functions of a fixing device and explosion suppression through the connecting pieces such as the gland head 6 and the tubular explosion-proof threaded joint 9, so that the temperature-sensitive detector is stably mounted, and the explosion-proof effect of the region is ensured.
In the temperature-sensitive detector mounting structure of the gas turbine, because the junction box 2 of the detector is positioned outside the housing 3, equipment maintenance and repair can be simplified, personnel do not need to enter the working area of the gas turbine in operation, and the convenience and safety of operation and maintenance are improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. A temperature-sensitive detector mounting structure of a gas turbine, comprising:
a casing adapted to house a gas turbine;
the temperature-sensitive detector is arranged on the housing, the detection end of the temperature-sensitive detector is positioned on one side of the housing, which faces the gas turbine, and the connection end of the temperature-sensitive detector is positioned on one side of the housing, which faces away from the gas turbine.
2. The temperature-sensitive detector mounting structure of a gas turbine according to claim 1,
the detection end of the temperature-sensing detector comprises a temperature-sensing rod, the housing is provided with a jack, and the temperature-sensing rod is inserted into the jack and extends to the gas turbine.
3. The mounting structure of a temperature-sensitive detector of a gas turbine according to claim 2, wherein a sleeve is fitted in the insertion hole, and the temperature-sensitive rod is located in the sleeve.
4. The temperature-sensitive detector mounting structure of a gas turbine according to claim 3,
and the two end parts of the sleeve are respectively provided with an explosion-proof threaded joint which is suitable for fixing the temperature sensing rod on the sleeve.
5. The temperature-sensitive detector mounting structure of a gas turbine according to claim 2,
the connecting end of the temperature-sensitive detector comprises a junction box, a wiring port is arranged on the junction box, one end of the wiring port is electrically connected with the temperature-sensitive rod, and the other end of the wiring port is suitable for being connected with a fire alarm system.
6. The temperature-sensitive detector mounting structure of a gas turbine according to claim 5,
the wiring port is connected with a fire alarm system through a cable, and the cable is connected with the wiring port through a Glan head.
7. The temperature-sensitive detector mounting structure of a gas turbine according to claim 5,
the junction box further comprises a top cover, and the top cover is detachably arranged on one surface, back to the housing, of the junction box through bolts.
8. The temperature-sensitive detector mounting structure of a gas turbine according to claim 6,
still include the cable protection pipe, the cable protection pipe sets up the one side of housing back to the gas turbine, the cable is planted in the lumen of cable protection pipe.
9. The temperature-sensitive detector mounting structure of a gas turbine according to claim 8,
still including solid fixed ring, the cable protection pipe passes through solid fixed ring sets up on the housing, follow the interval is provided with a plurality ofly on the extending direction of cable protection pipe gu fixed ring.
10. The temperature-sensitive detector mounting structure of a gas turbine according to any one of claims 5 to 9,
the wiring ports comprise two wiring ports, and the two wiring ports are symmetrically arranged on two opposite sides of the junction box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120775215.6U CN214667303U (en) | 2021-04-15 | 2021-04-15 | Mounting structure of temperature-sensitive detector of gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120775215.6U CN214667303U (en) | 2021-04-15 | 2021-04-15 | Mounting structure of temperature-sensitive detector of gas turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214667303U true CN214667303U (en) | 2021-11-09 |
Family
ID=78462700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120775215.6U Active CN214667303U (en) | 2021-04-15 | 2021-04-15 | Mounting structure of temperature-sensitive detector of gas turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214667303U (en) |
-
2021
- 2021-04-15 CN CN202120775215.6U patent/CN214667303U/en active Active
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