CN116295572A - Novel-structure sensor shell and application method thereof - Google Patents

Novel-structure sensor shell and application method thereof Download PDF

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Publication number
CN116295572A
CN116295572A CN202310290175.XA CN202310290175A CN116295572A CN 116295572 A CN116295572 A CN 116295572A CN 202310290175 A CN202310290175 A CN 202310290175A CN 116295572 A CN116295572 A CN 116295572A
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heat
metal
shell
heat conducting
guide
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Chinese (zh)
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李琴
郭进山
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Individual
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Priority to CN202310290175.XA priority Critical patent/CN116295572A/en
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/24—Housings ; Casings for instruments
    • G01D11/245—Housings for sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
    • G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20209—Thermal management, e.g. fan control
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20281—Thermal management, e.g. liquid flow control

Abstract

The application discloses sensor shell of novel structure and application method thereof belongs to sensor equipment technical field, and this sensor shell contains the casing, and the inside of casing is equipped with the cooling part that is used for carrying out cooling heat dissipation to the heat of conduction to its inside, and the bottom of casing runs through and has seted up one and is vertical fixed orifices of arranging and internal diameter size and the external diameter size looks adaptation of metal heat pipe, and metal heat pipe fixed connection is in this fixed orifices, and the one end that the gas collecting channel was kept away from to the metal heat pipe extends the inside of casing by the fixed orifices. According to the vortex sensor cooling device, the cooling part arranged inside the shell is used for carrying out circulating cooling heat dissipation treatment on heat conducted to the inside of the shell, so that the situation that the vortex sensor is affected by high temperature to be distorted, invalid and components inside the vortex sensor are aged due to the fact that the heat accumulated inside the shell cannot be effectively cooled can be effectively avoided.

Description

Novel-structure sensor shell and application method thereof
Technical Field
The present application relates to the field of sensor devices, and more particularly, to a novel structured sensor housing and method of use thereof.
Background
The vibration monitoring meter is widely applied to rotary machines of almost all industrial departments such as electric power, petrifaction, metallurgy, manufacturing, aviation and the like, and monitors vibration signals of the rotary machines in real time through an electric vortex sensor which is usually installed near a rotating shaft of the rotary machines to acquire vibration conditions of the rotary machines.
The document of prior art publication No. CN212620817U provides a sensor housing of novel structure, and the device can carry out more firm fixing to sensor equipment through the lock bolt, improves the stability to the sensor support, and the joint installation has transparent observation window's arc backup pad then installs the sealing washer, and the sealing washer can play fine sealed effect, reduces outside dust and moisture and gets into inside the casing, protects the inside sensor equipment of casing.
However, part of mechanical energy is converted into heat energy in the working process of the rotary machine, so that the temperature near the rotary shaft of the rotary machine is increased, the working temperature of the rotary shaft is generally 70-110 ℃, the heat insulation protection layer is fixedly arranged in the shell of the conventional sensor shell, the heat insulation protection layer for isolating an external heat source is not arranged in the arc-shaped support plate and the transparent observation window, so that heat is easily accumulated in the sensor shell, the external heat is easily conducted into the shell under the long-time heat radiation of the conventional sensor shell, the temperature of the working environment of the eddy current sensor is rapidly increased, and the temperature of the working environment of the eddy current sensor is easily beyond the working temperature range which can be born by the eddy current sensor along with the increase of the working time of the rotary machine, so that the eddy current sensor is distorted, invalid and the aging of internal components of the eddy current sensor is accelerated.
Disclosure of Invention
1. Technical problem to be solved
The utility model aims at providing a novel sensor shell of structure and application method thereof, solved among the above-mentioned prior art because of the inside heat that gathers of casing can not obtain the technical problem of effective cooling treatment, realized avoiding vortex sensor to receive the high temperature influence and take place distortion, inefficacy and the inside components and parts of vortex sensor take place aged technological effect.
2. Technical proposal
The technical scheme of the application provides a sensor shell with a novel structure, which comprises a shell, wherein a cooling part for cooling and radiating heat conducted to the inside of the shell is arranged in the shell;
the cooling component comprises a gas collecting hood, the bottom end of the gas collecting hood is fixedly communicated with a metal heat conduction pipe, and the inside of the gas collecting hood is connected with an air suction fan for sucking hot air in the shell into the gas collecting hood;
a temperature sensor is further arranged in the shell, and the air suction fan responds to the temperature sensor;
the inner cavity of the metal heat-conducting pipe is provided with a plurality of heat-sensing structures, and the positions of the periphery of the metal heat-conducting pipe corresponding to the positions of each heat-sensing structure are provided with heat conduction components which are matched with the positions of the periphery of the metal heat-conducting pipe;
the bottom of the shell is penetrated and provided with a fixing hole, the metal heat conduction pipe is fixedly connected in the fixing hole, and one end of the metal heat conduction pipe, which is far away from the gas collecting hood, extends out of the shell through the fixing hole.
Through adopting above-mentioned technical scheme, through setting up in the inside cooling part of casing and carrying out the cooling heat dissipation processing to the heat that conducts to its inside, can effectively avoid because of the inside heat of gathering of casing can not obtain effective cooling and handle and lead to vortex sensor to receive the high temperature influence and take place distortion, inefficacy and the inside components and parts ageing condition emergence of electric vortex sensor.
As an alternative scheme of the technical scheme, the heat sensing structure comprises a metal hollow heat conducting rod which is fixedly connected to the inside of a metal heat conducting pipe and is horizontally arranged, two pneumatic pistons are connected in a sealing sliding manner in the inner cavity of the metal hollow heat conducting rod, and the two pneumatic pistons are symmetrically arranged left and right;
the metal hollow heat conducting rod is internally filled with a gas medium part, and the gas medium part is positioned between the two pneumatic pistons;
both sides of the inner cavity of the metal hollow heat conducting rod are filled with cooling liquid medium, and the cooling liquid medium is arranged between the pneumatic piston and the bottom wall of the inner cavity of the metal hollow heat conducting rod;
piston deviation correcting structures are arranged on the opposite sides of the two pneumatic pistons, and the piston deviation correcting structures are positioned in the corresponding cooling liquid medium;
the side wall of the metal hollow heat conducting rod is provided with a positive pressure outflow mechanism and a negative pressure reflux mechanism at positions corresponding to the positions of the cooling liquid medium.
Through adopting above-mentioned technical scheme, after the inside hot gas flow contact metal cavity heat conduction pole surface of conduction to metal heat pipe, the heat in the air current is constantly conducted to gaseous medium portion department through metal cavity heat conduction pole for the gaseous medium portion that is heated takes place the volume expansion and promotes two pneumatic pistons and remove towards opposite direction.
As an alternative of the technical solution of the present application, the piston deviation rectifying structure includes a connecting rod fixedly connected to a side of the pneumatic piston far away from the gas medium portion and horizontally arranged;
a guide cylinder is movably sleeved on one end of the connecting rod, which is far away from the connected pneumatic piston, a positioning sliding seat which is matched with the inner cavity of the guide cylinder is also connected on one end of the connecting rod, which is far away from the pneumatic piston, and the positioning sliding seat is in sliding connection with the inner cavity of the guide cylinder;
one end of the guide cylinder, which is far away from the corresponding pneumatic piston, is fixedly connected to the bottom wall of the metal hollow heat conducting rod.
Through adopting above-mentioned technical scheme, avoid pneumatic piston to take place the slope and then block inside the metal cavity heat conduction pole at the in-process that removes through the piston structure of rectifying, ensure pneumatic piston motion's stability.
As an alternative scheme of the technical scheme, the positive pressure outflow mechanism comprises a liquid guide pipe A fixedly communicated with the side wall of the metal hollow heat conducting rod, and one end of the inner cavity of the liquid guide pipe A far away from the metal hollow heat conducting rod is connected with an inner positioning ring A;
the top surface of the inner positioning ring A is provided with an inverted round platform groove A, and a round platform plug body A matched with the round platform groove A is arranged in the round platform groove A;
the bottom end of the round table plug body A is connected with a guide rod A, an extension spring A is sleeved on the periphery of the guide rod A, the bottom end of the extension spring A is connected with a strip-shaped support A, the strip-shaped support A is horizontally arranged and fixedly connected to the inside of the liquid guide pipe A, and the bottom end of the guide rod A penetrates through the strip-shaped support A;
the top end of the telescopic spring A is connected with the bottom surface of the round table plug body A;
and one end of the liquid guide pipeline A, which is far away from the metal hollow heat conduction rod, is fixedly communicated with a flow guide hose A.
Through adopting above-mentioned technical scheme, because the limit effect that is the circular truncated cone groove A of inversion of seting up on the inner positioning ring A to circular truncated cone cock body A motion for circular truncated cone cock body A can only be towards the direction activity of keeping away from the metal cavity heat conduction pole, after the inside hydraulic pressure of catheter tube A increases, pressure promotes circular truncated cone cock body A activity, makes and produces the clearance between circular truncated cone cock body A and the circular truncated cone groove A.
As an alternative scheme of the technical scheme, the negative pressure backflow mechanism comprises a liquid guide pipeline B fixedly communicated with the side wall of the metal hollow heat conducting rod, one end of the inner cavity of the liquid guide pipeline B far away from the metal hollow heat conducting rod is connected with an inner positioning ring B, the bottom surface of the inner positioning ring B is provided with a round platform groove B, and a round platform plug body B matched with the round platform groove B is arranged in the round platform groove B;
the bottom surface of the round table plug body B is connected with a telescopic spring B, the bottom end of the telescopic spring B is connected with a strip-shaped support B which is horizontally arranged, and the strip-shaped support B is fixedly connected to the inside of the liquid guide pipeline B;
a guide rod B is inserted into the telescopic spring B, and the bottom end of the guide rod B penetrates through the strip-shaped support B;
and a diversion hose B is fixedly communicated with one end of the liquid guide pipeline B, which is far away from the metal hollow heat conduction rod.
Through adopting above-mentioned technical scheme, because the round platform groove B who sets up on the inner positioning ring B is to the spacing effect of round platform cock body B motion for round platform cock body B can only be towards the direction activity of metal cavity heat conduction pole, after the inside atmospheric pressure of liquid conduit B reduces, makes the inside negative pressure state that forms of liquid conduit B and pulls round platform cock body B activity, makes between round platform cock body B and the round platform groove B produce the clearance.
As an alternative of the technical proposal of the application, the heat conduction component comprises annular metal radiating fins which are sleeved and fixed on the periphery of the metal heat conduction pipe and are horizontally arranged;
an upper cavity and a lower cavity are respectively arranged in the annular metal radiating fin, and the inner wall of the upper cavity is uniformly coated with a heat insulation coating layer;
the inside of the annular metal radiating fin is also provided with a diversion channel.
Through adopting above-mentioned technical scheme, inhale the inside heat of casing to the gas collecting channel inside through the electric fan of breathing in, the conduction is inside to the gas collecting channel have thermal air current to flow to the metal heat pipe inside again, and heat energy passes through the metal heat pipe and transmits annular metal fin department, increases the radiating area to heat energy through a plurality of annular metal fins, realizes the one-level cooling treatment to the inside heat energy of casing.
As an alternative to the technical solution of the present application, the upper chamber is located above the lower chamber;
one end of the flow guide channel is communicated with the top of the lower chamber, and the other end of the flow guide channel is communicated with the top of the upper chamber.
As an alternative of the technical scheme of the application, one end of the diversion hose a, which is far away from the liquid guide pipe a, respectively passes through the side wall of the metal heat guide pipe and the bottom surface of the annular metal cooling fin and is communicated with the lower cavity;
one end of the guide hose B, which is far away from the liquid guide pipe B, respectively penetrates through the side wall of the metal heat guide pipe and the top surface of the annular metal radiating fin and stretches into the upper cavity.
Through adopting above-mentioned technical scheme, coolant liquid medium flows into the cavity inside down through water conservancy diversion hose A, because the hot gas flow is in contact with metal heat conduction pipe inner wall back, heat energy passes through metal heat conduction pipe transfer to annular metal fin department for the coolant liquid medium that flows into the cavity inside down can be with the heat energy absorption that conducts and be heated evaporation, after the temperature of detection environment reduces gradually, the gaseous medium portion meets cold volume shrink, make two pneumatic pistons move in opposite directions, after producing the clearance between round platform cock body B and round platform groove B, the coolant liquid medium of meeting cold liquefaction of the inside collection of upper chamber flows back to the inside of metal cavity heat conduction pole again through water conservancy diversion hose B.
As an alternative to the technical solution of the present application, one end of the metal heat conduction tube far away from the gas collecting hood is fixedly connected to the bottom surface of the housing.
Through adopting above-mentioned technical scheme, the air current that passes through the cooling flows back to the casing inside through the metal heat pipe again, realizes the quick cooling treatment to the inside of casing.
The application technical scheme provides a use method of the sensor shell, which comprises the following steps:
the method comprises the steps of installing and fixing a shell at a detection position, starting a temperature sensor and an air suction fan which are installed in the shell, and detecting and collecting information data of the surrounding environment of the shell through the temperature sensor;
when the temperature of the surrounding environment of the shell is continuously increased and heat is continuously transferred to the inside of the shell, the heat in the shell is sucked into the gas collecting hood through the gas suction fan, the gas flow with the heat conducted into the gas collecting hood flows into the metal heat conducting pipe, the heat energy is transferred to the annular metal radiating fins through the metal heat conducting pipe, the radiating area of the heat energy is increased through the annular metal radiating fins, and the primary cooling treatment of the heat energy in the shell is realized;
after the hot air flow contacts the surface of the metal hollow heat conducting rod, heat in the air flow is continuously conducted to the gas medium part through the metal hollow heat conducting rod, and the gas medium part is heated to generate volume expansion and push the two pneumatic pistons to move in opposite directions;
the moving pneumatic piston extrudes and compresses the cooling liquid medium in the metal hollow heat conducting rod into the liquid guide pipeline A and the liquid guide pipeline B, and the round platform groove B on the inner positioning ring B has a limiting effect on the movement of the round platform plug body B, so that the round platform plug body A moves upwards after being subjected to the hydraulic action of the cooling liquid medium, and the cooling liquid medium flows into the guide hose A through a gap between the round platform plug body A and the round platform groove A;
the cooling liquid medium flows into the lower chamber through the guide hose A, and heat energy is transferred to the annular metal radiating fins through the metal heat conducting pipes after the hot air flow contacts with the inner wall of the metal heat conducting pipes, so that the cooling liquid medium flowing into the lower chamber can absorb the heat energy conducted by the heat energy and is heated and evaporated, the second-stage cooling treatment of the heat energy in the shell is realized, and the cooled air flow flows back to the shell through the metal heat conducting pipes, so that the rapid cooling treatment of the interior of the shell is realized;
the cooling liquid medium which is vaporized into vapor after heat absorption enters the upper chamber through the diversion channel, the temperature difference between the internal temperature of the upper chamber and the internal temperature of the lower chamber can be generated under the isolation of the heat insulation coating layer, and the hot vapor is gradually cooled and liquefied after entering the upper chamber;
when the temperature of the detection environment is gradually reduced, the gas medium part contracts when encountering cold, so that the two pneumatic pistons move in opposite directions, and when a gap is generated between the round table plug body B and the round table groove B, the cooling liquid medium which is collected in the upper chamber and is liquefied when encountering cold flows back into the metal hollow heat conducting rod again through the flow guiding hose B.
3. Advantageous effects
One or more technical schemes provided in the technical scheme of the application at least have the following technical effects or advantages:
(1) According to the vortex sensor cooling device, the cooling part arranged inside the shell is used for carrying out circulating cooling heat dissipation treatment on heat conducted to the inside of the shell, so that the situation that the vortex sensor is affected by high temperature to be distorted, invalid and components inside the vortex sensor are aged due to the fact that the heat accumulated inside the shell cannot be effectively cooled can be effectively avoided.
(2) After the temperature of the surrounding environment of the shell is continuously increased and heat is continuously transferred to the inside of the shell, the air suction fan sucks the heat in the shell into the gas collecting hood, the air flow with the heat conducted into the gas collecting hood flows into the metal heat conducting pipe, after the air flow contacts the inner wall of the metal heat conducting pipe, the heat energy in the air flow is transferred to the annular metal radiating fins through the metal heat conducting pipe, the radiating area of the heat energy is increased through the annular metal radiating fins, and the primary cooling treatment of the heat energy in the shell is realized.
(3) The cooling liquid medium flows into the lower cavity through the flow guide hose A, and after the hot air flows into contact with the inner wall of the metal heat conduction pipe, heat energy is transferred to the annular metal radiating fin through the metal heat conduction pipe, so that the cooling liquid medium flowing into the lower cavity can absorb the heat energy conducted and be heated and evaporated, the second-stage cooling treatment of the heat energy in the shell is realized, the cooling and radiating effect of the heat conducted into the shell is further improved, and the cooling and cooling treatment of the heat conducted into the shell can be realized quickly.
(4) After the heat energy conducted to the inside of the shell through the cooling component is subjected to cooling and cooling treatment, the airflow after cooling is conducted to the inside of the shell again through the metal heat conducting pipe, and then the air with heat in the inside of the shell is pumped out from the inside of the shell by the air suction fan and conducted to the inside of the metal heat conducting pipe to be subjected to cooling and cooling treatment, so that the device can realize cyclic reciprocating heat dissipation of the heat energy in the inside of the shell, the cooling and cooling effect is good, and the heat energy accumulated in the inside of the shell can be subjected to rapid cooling and cooling treatment.
(5) The cooling liquid medium in a vapor state after heat absorption and evaporation enters the upper cavity through the flow guide channel, under the isolation of the heat insulation coating layer, the temperature difference can be generated between the internal temperature of the upper cavity and the internal temperature of the lower cavity, the hot vapor is gradually cooled and liquefied after entering the upper cavity, after the temperature of the detection environment is gradually reduced, the gas medium part contracts when encountering cold, so that two pneumatic pistons move in opposite directions, a gap is generated between the round table plug body B and the round table groove B, and then the cooling liquid medium collected in the upper cavity flows back into the metal hollow heat conducting rod again through the flow guide hose B, so that the cooling liquid medium for cooling and cooling treatment on the heat energy accumulated in the shell can be recycled, the traditional operation of adding cooling liquid is avoided, and the use of people is further facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of a sensor housing of the novel structure disclosed in the embodiments of the present application;
FIG. 2 is a schematic cross-sectional structural view of a sensor housing of the novel structure disclosed in embodiments of the present application;
FIG. 3 is a schematic view of a partial cross-sectional structure of a cooling member in a sensor housing of a novel structure disclosed in an embodiment of the present application;
FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3 of the present application;
FIG. 5 is an enlarged schematic view of a portion C of FIG. 4 of the present application;
FIG. 6 is a partially enlarged schematic illustration of portion D of FIG. 4 of the present application;
fig. 7 is a partially enlarged schematic view of the portion B of fig. 3 of the present application.
The reference numerals in the figures illustrate: 1. a housing; 2. a metal heat pipe; 3. a gas collecting hood; 500. annular metal heat sinks; 501. an upper chamber; 502. a lower chamber; 503. a diversion channel; 600. a metal hollow heat conducting rod; 601. a gas medium section; 602. a pneumatic piston; 603. a connecting rod; 604. a guide cylinder; 605. positioning a sliding seat; 606. a cooling liquid medium; 700. a liquid guide pipe A; 701. an inner positioning ring A; 702. a round table plug body A; 703. a guide rod A; 704. a telescopic spring A; 705. a guide hose A; 8. an air suction electric fan; 900. a liquid guide pipe B; 901. an inner positioning ring B; 902. a round table plug body B; 903. a guide rod B; 904. a telescopic spring B; 905. and a guide hose B.
Detailed Description
The present application is described in further detail below in conjunction with the drawings attached to the specification.
Referring to fig. 2 and 3, this application embodiment provides a sensor housing of novel structure, contain casing 1, casing 1's inside is equipped with the cooling part that is used for carrying out cooling heat dissipation to the heat of conduction to its inside, cooling part is including being the gas collecting channel 3 that vertical state was arranged, the bottom fixed intercommunication of gas collecting channel 3 has metal heat pipe 2, the internal connection of gas collecting channel 3 has the electric fan 8 that is used for inhaling the inside steam suction gas collecting channel 3 of casing 1, the inner chamber of metal heat pipe 2 evenly is equipped with a plurality of heat sensing structures from top to bottom, the periphery of metal heat pipe 2 all is equipped with the heat conduction subassembly rather than the cooperation operation with every heat sensing structure position, a fixed orifices that is vertical arrangement and internal diameter size and the external diameter size looks adaptation of metal heat pipe 2 has been run through to casing 1's bottom, metal heat pipe 2 fixed connection is in this fixed orifices, and the one end that metal heat pipe 2 kept away from gas collecting channel 3 extends the inside of casing 1 by the fixed orifices.
Referring to fig. 1, one end of a metal heat pipe 2 remote from a gas collecting channel 3 is fixedly connected to the bottom surface of a casing 1. The cooling part arranged in the shell 1 is used for cooling and radiating heat conducted to the heat in the shell, so that the condition that the eddy current sensor is affected by high temperature to be distorted and invalid and the internal components of the eddy current sensor are aged because the heat accumulated in the shell 1 cannot be effectively cooled and cooled can be effectively avoided.
In embodiment 1, referring to fig. 3 and 4, the heat sensing structure includes a metal hollow heat conducting rod 600 fixedly connected to the inside of a metal heat conducting tube 2 and arranged horizontally, two pneumatic pistons 602 are connected to the inner cavity of the metal hollow heat conducting rod 600 in a sealing and sliding manner, the two pneumatic pistons 602 are symmetrically arranged left and right, a gas medium part 601 is filled in the metal hollow heat conducting rod 600, the gas medium part 601 is located between the two pneumatic pistons 602, cooling liquid mediums 606 are filled at two sides of the inner cavity of the metal hollow heat conducting rod 600, the cooling liquid mediums 606 are located between the pneumatic pistons 602 and the bottom wall of the inner cavity of the metal hollow heat conducting rod 600, piston deviation rectifying structures are arranged on the opposite sides of the two pneumatic pistons 602, the piston deviation rectifying structures are located in the corresponding cooling liquid mediums 606, and a positive pressure outflow mechanism and a negative pressure backflow mechanism are respectively arranged on the side wall of the metal hollow heat conducting rod 600 corresponding to the position of the cooling liquid mediums 606.
Referring to fig. 4, the piston deviation rectifying structure includes a connecting rod 603 fixedly connected to a side, away from the gas medium portion 601, of the pneumatic piston 602 and arranged horizontally, a guide cylinder 604 is movably sleeved on one end, away from the connected pneumatic piston 602, of the connecting rod 603, a positioning sliding seat 605 matched with an inner cavity of the guide cylinder 604 is further connected to one end, away from the pneumatic piston 602, of the connecting rod 603, the positioning sliding seat 605 is slidably connected into the inner cavity of the guide cylinder 604, and one end, away from the corresponding pneumatic piston 602, of the guide cylinder 604 is fixedly connected to the bottom wall of the metal hollow heat conducting rod 600. After the hot air flow conducted into the metal heat conducting pipe 2 contacts the surface of the metal hollow heat conducting rod 600, heat in the air flow is continuously conducted to the gas medium part 601 through the metal hollow heat conducting rod 600, so that the heated gas medium part 601 expands in volume and pushes the two pneumatic pistons 602 to move in opposite directions, and then the positive pressure outflow mechanism and the negative pressure reflux mechanism arranged on the side wall of the metal hollow heat conducting rod 600 control the flow direction of the cooling liquid medium 606, so that the cooling liquid medium 606 for cooling the heat accumulated in the metal hollow heat conducting rod 600 can be recycled.
Referring to fig. 4 and 5, embodiment 2, this application embodiment provides a sensor housing, positive pressure outflow mechanism includes catheter tube a700 fixedly connected on the lateral wall of metal hollow heat conduction rod 600, catheter tube a700 inner chamber is kept away from the one end of metal hollow heat conduction rod 600 and is connected with interior positioning ring a701, the top surface of interior positioning ring a701 is seted up and is inverted round platform groove a, the inside in round platform groove a is equipped with round platform cock body a702 rather than looks adaptation, the bottom of round platform cock body a702 is connected with guide arm a703, the periphery cover of guide arm a703 is equipped with telescopic spring a704, the bottom of telescopic spring a704 is connected with strip support a, strip support a is the inside of horizontal arrangement and fixedly connected with catheter tube a700, the bottom of guide arm a703 runs through this strip support a, the top of telescopic spring a is connected with the bottom surface of round platform cock body a702, fixedly connected with water conservancy diversion hose a705 on the one end that catheter tube a700 kept away from metal hollow heat conduction rod 600.
Referring to fig. 4 and 6, the negative pressure reflow mechanism includes a liquid guiding pipe B900 fixedly connected to the side wall of the metal hollow heat conducting rod 600, one end of the inner cavity of the liquid guiding pipe B900 far away from the metal hollow heat conducting rod 600 is connected with an inner positioning ring B901, a circular truncated cone groove B is formed in the bottom surface of the inner positioning ring B901, a circular truncated cone plug body B902 matched with the inner positioning ring B is arranged in the circular truncated cone groove B, a telescopic spring B904 is connected to the bottom surface of the circular truncated cone plug body B902, a strip-shaped support B arranged in a horizontal state is connected to the bottom end of the telescopic spring B904, the strip-shaped support B is fixedly connected to the inside of the liquid guiding pipe B900, a guide rod B903 is inserted into the inside of the telescopic spring B904, the bottom end of the liquid guiding pipe B900 far away from the metal hollow heat conducting rod 600 is fixedly connected with a guide hose B905.
Referring to fig. 3 and 7, the heat conduction assembly includes an annular metal heat sink 500 sleeved and fixed on the outer periphery of the metal heat conduction pipe 2 and horizontally arranged, an upper chamber 501 and a lower chamber 502 are respectively provided in the annular metal heat sink 500, a heat insulation coating layer is uniformly coated on the inner wall of the upper chamber 501, and a diversion channel 503 is further provided in the annular metal heat sink 500.
Referring to fig. 7, the upper chamber 501 is located above the lower chamber 502, and the flow guide passage 503 has one end communicating with the top of the lower chamber 502 and the other end communicating with the top of the upper chamber 501.
One end of the guide hose a705, which is far away from the liquid guide pipe a700, respectively passes through the side wall of the metal heat guide pipe 2 and the bottom surface of the annular metal heat radiating fin 500 and is communicated with the lower chamber 502, and one end of the guide hose B905, which is far away from the liquid guide pipe B900, respectively passes through the side wall of the metal heat guide pipe 2 and the top surface of the annular metal heat radiating fin 500 and extends into the upper chamber 501. The cooling liquid medium 606 in a vapor state after heat absorption and evaporation enters the upper cavity 501 through the diversion channel 503, under the isolation of the heat insulation coating layer, the temperature difference can be generated between the internal temperature of the upper cavity 501 and the internal temperature of the lower cavity 502, the hot vapor is gradually cooled and liquefied after entering the upper cavity 501, after the temperature of the detection environment is gradually reduced, the gas medium part 601 contracts when encountering cold, so that the two pneumatic pistons 602 move in opposite directions, a gap is generated between the round plug body B902 and the round groove B, and then the cooling liquid medium 606 collected in the upper cavity 501 and subjected to cold and liquefaction flows back into the metal hollow heat conducting rod 600 again through the diversion hose B905, so that the cooling liquid medium 606 for cooling and cooling treatment on the heat energy accumulated in the shell 1 can be recycled, the traditional operation of adding the cooling liquid is avoided, and the use of people is further facilitated.
Embodiments of the present application provide methods of using a sensor housing, including the steps of,
s1, installing and fixing a shell 1 with an eddy current sensor at a detection position, starting a temperature sensor and an air suction fan 8 which are installed in the shell 1, and detecting and collecting information data of the surrounding environment of the shell 1 through the temperature sensor;
s2, when the temperature of the surrounding environment of the shell 1 is continuously increased and heat is continuously transferred into the shell 1, the heat in the shell 1 is sucked into the gas collecting hood 3 through the gas suction fan 8, the gas flow with the heat in the gas collecting hood 3 is conducted to the inside of the metal heat-conducting pipe 2, the heat energy is transferred to the annular metal cooling fins 500 through the metal heat-conducting pipe 2, the heat radiation area of the heat energy is increased through the annular metal cooling fins 500, and the primary cooling treatment of the heat energy in the shell 1 is realized;
s3, after the hot air flow contacts the surface of the metal hollow heat conducting rod 600, heat in the air flow is continuously conducted to the gas medium part 601 through the metal hollow heat conducting rod 600, and the gas medium part 601 is heated to undergo volume expansion and push the two pneumatic pistons 602 to move in opposite directions;
s4, the moving pneumatic piston 602 extrudes and compresses the cooling liquid medium 606 in the metal hollow heat conducting rod 600 to the inside of the liquid guide pipeline A700 and the liquid guide pipeline B900, and the round table plug body A702 moves upwards after being subjected to the hydraulic action of the cooling liquid medium 606 due to the limiting action of the round table groove B on the inner positioning ring B901 on the movement of the round table plug body B902, so that the cooling liquid medium 606 flows into the inside of the flow guiding hose A705 through a gap between the round table plug body A702 and the round table groove A;
s5, the cooling liquid medium 606 flows into the lower chamber 502 through the guide hose A705, and as the hot air flow is in contact with the inner wall of the metal heat conduction pipe 2, the heat energy is transferred to the annular metal cooling fin 500 through the metal heat conduction pipe 2, so that the cooling liquid medium 606 flowing into the lower chamber 502 can absorb the heat energy conducted and is heated and evaporated, the second-stage cooling treatment of the heat energy in the shell 1 is realized, and the cooled air flow flows back to the shell 1 through the metal heat conduction pipe 2, and the rapid cooling treatment of the interior of the shell 1 is realized;
s6, a cooling liquid medium 606 which is vaporized into a vapor state after absorbing heat enters the upper chamber 501 through the diversion channel 503, the temperature difference between the internal temperature of the upper chamber 501 and the internal temperature of the lower chamber 502 is generated under the isolation of the heat insulation coating layer, and the hot vapor is gradually cooled and liquefied after entering the upper chamber 501;
and S7, after the temperature of the detection environment is gradually reduced, the gas medium part 601 contracts when encountering cold, so that the two pneumatic pistons 602 move in opposite directions, and after a gap is generated between the round table plug body B902 and the round table groove B, the cooling liquid medium 606 collected in the upper chamber 501 and liquefied when encountering cold flows back into the metal hollow heat conducting rod 600 again through the guide hose B905.
In view of the above, when the sensor housing in the embodiment of the application is used, the housing 1 is installed and fixed at a detection position, then the temperature sensor installed inside the housing 1 and the air suction fan 8 are started, after the temperature of the surrounding environment of the housing 1 is continuously increased and the heat is continuously transferred to the inside of the housing 1, the air suction fan 8 sucks the heat inside the housing 1 into the gas collecting hood 3, the air flow with the heat inside the gas collecting hood 3 is conducted to flow into the metal heat conducting pipe 2, after the air flow contacts the inner wall of the metal heat conducting pipe 2, the heat energy in the air flow is transferred to the annular metal heat radiating fin 500 through the metal heat conducting pipe 2, the heat radiating area of the heat energy is increased through the annular metal heat radiating fins 500, and the primary cooling and cooling treatment of the heat energy inside the housing 1 is realized.
After the hot air flows into contact with the surface of the metal hollow heat conducting rod 600, heat in the air flow is continuously conducted to the position of the gas medium part 601 through the metal hollow heat conducting rod 600, the gas medium part 601 is heated to be subjected to volume expansion and pushes the two pneumatic pistons 602 to move towards the opposite directions, the moving pneumatic pistons 602 compress the cooling liquid medium 606 in the metal hollow heat conducting rod 600 to the inside of the liquid guide pipe A700 and the liquid guide pipe B900, as the round platform groove B on the inner positioning ring B901 carries out a motion limiting effect on the round platform plug body B902, the round platform plug body A702 moves upwards after being subjected to the hydraulic effect of the cooling liquid medium 606, the cooling liquid medium 606 flows into the inside of the guide hose A705 through a gap between the round platform plug body A702 and the round platform groove A, and then the cooling liquid medium 606 flows into the inside of the lower cavity 502 through the guide hose A705, and after the hot air flows into the inner wall of the metal heat conducting pipe 2, the heat energy is transferred to the annular metal heat radiating fin 500 through the metal heat conducting pipe 2, so that the cooling liquid medium 606 flowing into the inside the lower cavity 502 can absorb and evaporate the heat energy conducted, the heat energy is quickly heated, the heat energy is further cooled to the inside the heat conducting device 1, and the heat is cooled by the heat conducting device is cooled, and the heat is cooled to the inside the heat conducting device.
The cooling liquid medium 606 in a vapor state after heat absorption and evaporation enters the upper cavity 501 through the diversion channel 503, under the isolation of the heat insulation coating layer, the temperature difference can be generated between the internal temperature of the upper cavity 501 and the internal temperature of the lower cavity 502, the hot vapor is gradually cooled and liquefied after entering the upper cavity 501, after the temperature of the detection environment is gradually reduced, the gas medium part 601 contracts when encountering cold, so that the two pneumatic pistons 602 move in opposite directions, a gap is generated between the round plug body B902 and the round groove B, then the cooling liquid medium 606 collected in the upper cavity 501 and subjected to cold and liquefaction flows back into the metal hollow heat conducting rod 600 again through the diversion hose B905, so that the cooling liquid medium 606 for cooling and cooling treatment on the heat energy accumulated in the shell 1 can be recycled, and the traditional operation of adding cooling liquid is avoided.

Claims (10)

1. A novel structural sensor housing, characterized in that: the device comprises a shell, wherein a cooling component for cooling and radiating heat conducted into the shell is arranged in the shell;
the cooling component comprises a gas collecting hood, a metal heat conduction pipe is fixedly communicated with the bottom end of the gas collecting hood, and an air suction fan for sucking hot air in the shell into the gas collecting hood is connected to the inside of the gas collecting hood;
a temperature sensor is further arranged in the shell, and the air suction fan responds to the temperature sensor;
the inner cavity of the metal heat-conducting pipe is provided with a plurality of heat-sensing structures, and the positions of the periphery of the metal heat-conducting pipe corresponding to the positions of each heat-sensing structure are provided with heat-conducting components which are matched with the positions of the periphery of the metal heat-conducting pipe;
the bottom of the shell is provided with a fixing hole in a penetrating mode, the metal heat conduction pipe is fixedly connected in the fixing hole, and one end, far away from the gas collecting hood, of the metal heat conduction pipe extends out of the shell through the fixing hole.
2. The sensor housing of claim 1, wherein: the heat sensing structure comprises a metal hollow heat conducting rod fixedly connected to the inside of the metal heat conducting pipe, two pneumatic pistons are connected to the inner cavity of the metal hollow heat conducting rod in a sealing sliding manner, and the two pneumatic pistons are symmetrically arranged;
the inside of the metal hollow heat conducting rod is filled with a gas medium part, and the gas medium part is positioned between the two pneumatic pistons;
both sides of the inner cavity of the metal hollow heat conducting rod are filled with cooling liquid media, and the cooling liquid media are arranged between the pneumatic piston and the bottom wall of the inner cavity of the metal hollow heat conducting rod;
piston deviation correcting structures are arranged on the opposite sides of the two pneumatic pistons, and the piston deviation correcting structures are positioned in the corresponding cooling liquid media;
and the side wall of the metal hollow heat conducting rod is provided with a positive pressure outflow mechanism and a negative pressure reflux mechanism at positions corresponding to the positions of the cooling liquid medium respectively.
3. The sensor housing of claim 2, wherein: the piston deviation correcting structure comprises a connecting rod fixedly connected to one side of the pneumatic piston, which is far away from the gas medium part;
the end, far away from the pneumatic piston, of the connecting rod is movably sleeved with a guide cylinder, a positioning sliding seat matched with the inner cavity of the guide cylinder is also connected with the end, far away from the pneumatic piston, of the connecting rod, and the positioning sliding seat is slidably connected into the inner cavity of the guide cylinder;
one end of the guide cylinder, which is far away from the corresponding pneumatic piston, is fixedly connected to the bottom wall of the metal hollow heat conducting rod.
4. The sensor housing of claim 2, wherein: the positive pressure outflow mechanism comprises a liquid guide pipeline A fixedly communicated with the side wall of the metal hollow heat conducting rod, and one end of the inner cavity of the liquid guide pipeline A, which is far away from the metal hollow heat conducting rod, is connected with a positioning ring A;
an inverted round platform groove A is formed in the top surface of the inner positioning ring A, and a round platform plug body A matched with the round platform groove A is arranged in the round platform groove A;
the bottom end of the round table plug body A is connected with a guide rod A, an extension spring A is sleeved on the periphery of the guide rod A, the bottom end of the extension spring A is connected with a strip-shaped support A, the strip-shaped support A is fixedly connected to the inside of a liquid guide pipe A, and the bottom end of the guide rod A penetrates through the strip-shaped support A;
the top end of the telescopic spring A is connected with the bottom surface of the round table plug body A;
and one end of the liquid guide pipeline A, which is far away from the metal hollow heat conduction rod, is fixedly communicated with a flow guide hose A.
5. The sensor housing of claim 4, wherein: the negative pressure reflux mechanism comprises a liquid guide pipeline B fixedly communicated with the side wall of the metal hollow heat conducting rod, one end of the inner cavity of the liquid guide pipeline B far away from the metal hollow heat conducting rod is connected with an inner positioning ring B, the bottom surface of the inner positioning ring B is provided with a round platform groove B, and a round platform plug body B matched with the round platform groove B is arranged in the round platform groove B;
the bottom surface of the round table plug body B is connected with a telescopic spring B, the bottom end of the telescopic spring B is connected with a strip-shaped support B which is horizontally arranged, and the strip-shaped support B is fixedly connected to the inside of the liquid guide pipeline B;
a guide rod B is inserted into the telescopic spring B, and the bottom end of the guide rod B penetrates through the strip-shaped support B;
and a diversion hose B is fixedly communicated with one end of the liquid guide pipeline B, which is far away from the metal hollow heat conduction rod.
6. The sensor housing of claim 5, wherein: the heat conduction component comprises annular metal radiating fins sleeved and fixed on the periphery of the metal heat conduction pipe;
an upper cavity and a lower cavity are respectively arranged in the annular metal radiating fin, and a heat insulation coating layer is uniformly coated on the inner wall of the upper cavity;
the inside of the annular metal radiating fin is also provided with a diversion channel.
7. The sensor housing of claim 6, wherein: one end of the flow guide channel is communicated with the top of the lower chamber, and the other end of the flow guide channel is communicated with the top of the upper chamber.
8. The sensor housing of claim 6, wherein: one end of the guide hose A, which is far away from the liquid guide pipe A, respectively penetrates through the side wall of the metal heat-conducting pipe and the bottom surface of the annular metal radiating fin and is communicated with the lower cavity;
one end of the guide hose B, which is far away from the liquid guide pipe B, respectively penetrates through the side wall of the metal heat guide pipe and the top surface of the annular metal radiating fin and stretches into the upper cavity.
9. The sensor housing of claim 1, wherein: one end of the metal heat conduction pipe, which is far away from the gas collecting hood, is fixedly communicated with the bottom surface of the shell.
10. A method of using a sensor housing of a novel construction, comprising:
the method comprises the steps of installing and fixing a shell at a detection position, starting a temperature sensor and an air suction fan which are installed in the shell, and detecting and collecting information data of the surrounding environment of the shell through the temperature sensor;
when the temperature of the surrounding environment of the shell is continuously increased and heat is continuously transferred to the inside of the shell, the heat in the shell is sucked into the gas collecting hood through the gas suction fan, the gas flow with the heat conducted into the gas collecting hood flows into the metal heat conducting pipe, the heat energy is transferred to the annular metal radiating fins through the metal heat conducting pipe, the radiating area of the heat energy is increased through the annular metal radiating fins, and the primary cooling treatment of the heat energy in the shell is realized;
after the hot air flow contacts the surface of the metal hollow heat conducting rod, heat in the air flow is continuously conducted to the gas medium part through the metal hollow heat conducting rod, and the gas medium part is heated to generate volume expansion and push the two pneumatic pistons to move in opposite directions;
the moving pneumatic piston extrudes and compresses the cooling liquid medium in the metal hollow heat conducting rod into the liquid guide pipeline A and the liquid guide pipeline B, and the round platform groove B on the inner positioning ring B has a limiting effect on the movement of the round platform plug body B, so that the round platform plug body A moves upwards after being subjected to the hydraulic action of the cooling liquid medium, and the cooling liquid medium flows into the guide hose A through a gap between the round platform plug body A and the round platform groove A;
the cooling liquid medium flows into the lower chamber through the guide hose A, and heat energy is transferred to the annular metal radiating fins through the metal heat conducting pipes after the hot air flow contacts with the inner wall of the metal heat conducting pipes, so that the cooling liquid medium flowing into the lower chamber can absorb the heat energy conducted by the heat energy and is heated and evaporated, the second-stage cooling treatment of the heat energy in the shell is realized, and the cooled air flow flows back to the shell through the metal heat conducting pipes, so that the rapid cooling treatment of the interior of the shell is realized;
the cooling liquid medium which is vaporized into vapor after heat absorption enters the upper chamber through the diversion channel, the temperature difference between the internal temperature of the upper chamber and the internal temperature of the lower chamber can be generated under the isolation of the heat insulation coating layer, and the hot vapor is gradually cooled and liquefied after entering the upper chamber;
when the temperature of the detection environment is gradually reduced, the gas medium part contracts when encountering cold, so that the two pneumatic pistons move in opposite directions, and when a gap is generated between the round table plug body B and the round table groove B, the cooling liquid medium which is collected in the upper chamber and is liquefied when encountering cold flows back into the metal hollow heat conducting rod again through the flow guiding hose B.
CN202310290175.XA 2023-03-16 2023-03-16 Novel-structure sensor shell and application method thereof Pending CN116295572A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310290175.XA CN116295572A (en) 2023-03-16 2023-03-16 Novel-structure sensor shell and application method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Publications (1)

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CN116295572A true CN116295572A (en) 2023-06-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117308643A (en) * 2023-11-29 2023-12-29 徐州盈量智能科技有限公司 Fin assembly of wall-mounted air conditioner heat exchanger

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117308643A (en) * 2023-11-29 2023-12-29 徐州盈量智能科技有限公司 Fin assembly of wall-mounted air conditioner heat exchanger
CN117308643B (en) * 2023-11-29 2024-02-23 徐州盈量智能科技有限公司 Fin assembly of wall-mounted air conditioner heat exchanger

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