CN210754187U - Self-control thermocouple dredging tool - Google Patents
Self-control thermocouple dredging tool Download PDFInfo
- Publication number
- CN210754187U CN210754187U CN201921417084.3U CN201921417084U CN210754187U CN 210754187 U CN210754187 U CN 210754187U CN 201921417084 U CN201921417084 U CN 201921417084U CN 210754187 U CN210754187 U CN 210754187U
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- China
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- steel pipe
- stainless steel
- rubber hose
- thermocouple
- self
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Abstract
The utility model discloses a self-control thermocouple dredging tool in the technical field of dredging equipment, comprising a stainless steel pipe, a rubber hose and an air outlet head, wherein a concave groove is formed outside the left end of the stainless steel pipe, a cylindrical through hole is formed in the inner cavity of the stainless steel pipe, the rubber hose is positioned at the left part of the stainless steel pipe, the right end of the rubber hose is sleeved at the left end of the stainless steel pipe, a rolling belt is sleeved outside the rubber hose, the rubber hose is embedded in the concave groove through the rolling belt, the air outlet head is positioned at the right part of the stainless steel pipe, and a connector is fixedly welded at the left end of the air outlet head; this self-control thermocouple dredging tool's setting, structural design is reasonable, and the device switches on the air pump after, at the inside fast-speed air current of production of nonrust steel pipe, the thermocouple is under the state that need not shut down, and high-speed air current just can blow away the dust and the garrulous porcelain piece of thermocouple equipment surface deposit to the inside core fracture of thermocouple has been avoided.
Description
Technical Field
The utility model relates to a dredging equipment technical field specifically is a self-control thermocouple dredging tool.
Background
The temperature is an important measurement parameter in thermal production, and the initial temperature of a thermal cycle and the heat transfer temperature difference of each heat transfer device directly reflect the heat efficiency. Such as main steam temperature, boiler feed water temperature, etc. in a thermal power plant are important data for analyzing operational economy. In the aspect of safety, in order to ensure that large-scale equipment such as a steam turbine and the like are expanded uniformly and avoid the overtemperature explosion of a high-temperature heating surface of a boiler, various thermometers must be arranged at corresponding positions, and the proportion occupied by the thermometers is the largest among all thermal measuring instruments of a thermal power plant. In particular, in order to ensure accurate temperature measurement and certain insertion depth, but because the insertion depth is too long, the thermocouple is easy to be broken by high-speed fluid, a large number of hot sleeve thermocouples and fixed conical protection tube thermocouples are used in a thermal power plant. The existing thermocouple has a serious problem that dust and broken porcelain slices are generated inside the thermocouple when the thermocouple is used for a long time, a device for cleaning the dust and the broken porcelain slices of the thermocouple is lacked, and the dust and the broken porcelain slices easily cause the breakage of a core inside the thermocouple.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-control thermocouple dredging tool to the inside of thermocouple that provides in solving above-mentioned background art when using for a long time can produce dust and garrulous porcelain piece, lacks the device to thermocouple clearance dust and garrulous porcelain piece, and dust and garrulous porcelain piece easily cause the cracked problem of the inside core of thermocouple.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a self-control thermocouple dredging tool, includes nonrust steel pipe, rubber hose and goes out the gas head, the left end outside of nonrust steel pipe is opened there is concave groove, the inner chamber of nonrust steel pipe is opened there is the columniform through-hole, rubber hose is located the left part of nonrust steel pipe, rubber hose's right-hand member cup joint in the left end of nonrust steel pipe, rubber hose's outside has cup jointed and has rolled the area, rubber hose passes through roll the area inlay in the concave groove, it is located to give vent to anger the head the right part of nonrust steel pipe, the left end welded fastening of going out the gas head has the connector, it passes through to go out the gas head the connector with nonrust steel pipe connection, it has curved hole to open in the inside of going out.
Preferably, the outer side of the stainless steel pipe is sleeved with a rubber sleeve.
Preferably, the right end of the stainless steel pipe is provided with a threaded hole, and the connector is in threaded connection with the threaded hole.
Preferably, the diameter of the left end of the curved hole is the same as that of the inner cavity of the through hole, and the diameter of the curved hole is gradually reduced from left to right.
Compared with the prior art, the beneficial effects of the utility model are that: this self-control thermocouple dredging tool's setting, structural design is reasonable, and the device switches on the air pump after, at the inside fast-speed air current of production of nonrust steel pipe, the thermocouple is under the state that need not shut down, and high-speed air current just can blow away the dust and the garrulous porcelain piece of thermocouple equipment surface deposit to the inside core fracture of thermocouple has been avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention.
In the figure: the stainless steel pipe 100, the rubber sleeve 110, the concave groove 120, the through hole 130, the rubber hose 200, the rolled strip 210, the air outlet head 300, the curved hole 310 and the connector 320.
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. 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.
The utility model provides a self-control thermocouple dredging tool for just can blow away the inside dust of thermocouple and garrulous porcelain piece at the state that does not need the blowing out, avoid the fracture of the inside core of thermocouple, please refer to and see figure 1-2, including stainless steel pipe 100, rubber hose 200 and gas outlet head 300.
Referring to fig. 1-2 again, the outer portion of the left end of the stainless steel tube 100 is provided with a concave groove 120, the inner cavity of the stainless steel tube 100 is provided with a cylindrical through hole 130, the stainless steel tube 100 is used for guiding airflow, and the concave groove 120 is used for connecting the rubber hose 200, so as to improve the connection stability.
Referring to fig. 1 again, the rubber hose 200 is located at the left portion of the stainless steel tube 100, the right end of the rubber hose 200 is sleeved at the left end of the stainless steel tube 100, the rolling belt 210 is sleeved outside the rubber hose 200, the rubber hose 200 is embedded in the concave groove 120 through the rolling belt 210, the left end of the rubber hose 200 is connected with the air pump, the rubber hose 200 is used for guiding the air flow, and the rolling belt 210 is used for fixing the right end of the rubber hose 200.
Referring to fig. 1-2, the gas outlet 300 is located at the right portion of the stainless steel tube 100, the left end of the gas outlet 300 is fixedly welded with a connector 320, the gas outlet 300 is connected with the stainless steel tube 100 through the connector 320, a curved hole 310 is formed inside the gas outlet 300, the gas outlet 300 is located at the outer side of the thermocouple in a short distance, and the connector 320 is used for stably connecting the gas outlet 300 with the stainless steel tube 100.
Referring to fig. 1 again, in order to improve the grip strength of the palm, a rubber sleeve 110 is sleeved on the outer side of the stainless steel tube 100, and the rubber sleeve 110 is used for increasing the friction force between the palm and the stainless steel tube 100.
Referring to fig. 1-2 again, in order to improve the sealing performance of the connection, a threaded hole is formed at the right end of the stainless steel tube 100, and the connector 320 is in threaded connection with the threaded hole, which is used to facilitate the connection between the gas outlet 300 and the stainless steel tube 100 and improve the sealing performance of the connection.
Referring to fig. 2, in order to increase the speed of the air flow, the diameter of the left end of the curved hole 310 is the same as the diameter of the inner cavity of the through hole 130, the diameter of the curved hole 310 gradually decreases from left to right, and the decrease in the diameter of the curved hole 310 can increase the speed of the air flow, thereby blowing dust and broken ceramic pieces away from the inside of the thermocouple.
The working principle is as follows: after the left end of the rubber hose 200 is communicated with an air pump (not shown in the figure), the air outlet head 300 which is matched with the air pump is replaced according to the size of the air flow to be sprayed out, after the replacement is finished, a switch of the air pump is turned on, the generated air flow is guided into the inner cavity of the stainless steel pipe 100 through the inner cavity of the rubber hose 200 and is sprayed out through the curved hole 310 in the air outlet head 300, the rubber sleeve 110 is held by a hand to move the stainless steel pipe 100, and then the dust and the broken porcelain pieces in the thermocouple are blown away from the inside of the thermocouple.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (4)
1. The utility model provides a self-control thermocouple dredging tool which characterized in that: comprises a stainless steel pipe (100), a rubber hose (200) and an air outlet head (300), the outer part of the left end of the stainless steel pipe (100) is provided with a concave groove (120), the inner cavity of the stainless steel pipe (100) is provided with a cylindrical through hole (130), the rubber hose (200) is positioned at the left part of the stainless steel pipe (100), the right end of the rubber hose (200) is sleeved at the left end of the stainless steel pipe (100), a rolling belt (210) is sleeved outside the rubber hose (200), the rubber hose (200) is embedded in the concave groove (120) through the rolling belt (210), the gas outlet head (300) is positioned at the right part of the stainless steel pipe (100), the left end of the gas outlet head (300) is fixedly welded with a connector (320), go out gas head (300) through connector (320) with stainless steel pipe (100) are connected, it has curved hole (310) to go out the inside of gas head (300) to open.
2. The self-control thermocouple dredging tool according to claim 1, characterized in that: and a rubber sleeve (110) is sleeved on the outer side of the stainless steel pipe (100).
3. The self-control thermocouple dredging tool according to claim 1, characterized in that: the right end of the stainless steel pipe (100) is provided with a threaded hole, and the connector (320) is in threaded connection with the threaded hole.
4. The self-control thermocouple dredging tool according to claim 1, characterized in that: the diameter of the left end of the curved hole (310) is the same as that of the inner cavity of the through hole (130), and the diameter of the curved hole (310) is gradually reduced from left to right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417084.3U CN210754187U (en) | 2019-08-29 | 2019-08-29 | Self-control thermocouple dredging tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417084.3U CN210754187U (en) | 2019-08-29 | 2019-08-29 | Self-control thermocouple dredging tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210754187U true CN210754187U (en) | 2020-06-16 |
Family
ID=71033637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921417084.3U Expired - Fee Related CN210754187U (en) | 2019-08-29 | 2019-08-29 | Self-control thermocouple dredging tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210754187U (en) |
-
2019
- 2019-08-29 CN CN201921417084.3U patent/CN210754187U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20210829 |