CN114689200A - Temperature sensor - Google Patents

Temperature sensor Download PDF

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Publication number
CN114689200A
CN114689200A CN202210461019.0A CN202210461019A CN114689200A CN 114689200 A CN114689200 A CN 114689200A CN 202210461019 A CN202210461019 A CN 202210461019A CN 114689200 A CN114689200 A CN 114689200A
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China
Prior art keywords
fixedly connected
sleeve
plate
temperature
heat
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Granted
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CN202210461019.0A
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Chinese (zh)
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CN114689200B (en
Inventor
苏伟锋
冷纪明
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Changzhou Clever Electronics Co ltd
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Changzhou Clever Electronics Co ltd
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Priority to CN202210461019.0A priority Critical patent/CN114689200B/en
Publication of CN114689200A publication Critical patent/CN114689200A/en
Application granted granted Critical
Publication of CN114689200B publication Critical patent/CN114689200B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G01K7/223Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor characterised by the shape of the resistive element
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/08Protective devices, e.g. casings
    • G01K1/12Protective devices, e.g. casings for preventing damage due to heat overloading
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14Supports; Fastening devices; Arrangements for mounting thermometers in particular locations

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

The invention belongs to the technical field of sensors, and particularly relates to a temperature sensor. The temperature sensor comprises a sleeve, wherein an opening at the bottom of the sleeve is connected with a mounting plate, two semi-cylindrical temperature sensing resistors are inserted in the sleeve, the bottom of each temperature sensing resistor is fixedly connected with a capacity expansion resistor, the two capacity expansion resistors are sleeved with the same adjusting device in a sliding mode, and an insulating plate is connected between the two temperature sensing resistors. When the water in the heating device is completely consumed in the using process, the heat of the heating area can be transferred to the memory spring through the heat conducting plate, so that the memory spring extends and pushes the arc-shaped conducting plate to move downwards, and the part of the expansion resistor connected to the circuit can be increased, so that the aim of increasing the resistance value of the temperature-sensitive resistor can be fulfilled through the expansion resistor, the range of the temperature-sensitive resistor is improved, the temperature-sensitive resistor is protected from being damaged, the range of the heating device is improved, and a user can better know the water level condition in the heating device.

Description

Temperature sensor
Technical Field
The invention belongs to the technical field of sensors, and particularly relates to a temperature sensor.
Background
A temperature sensor is a sensor that senses temperature and converts it into a usable output signal. The characteristics of many materials, components, etc. vary with temperature, so that a considerable number of temperature sensors of materials can be made, and temperature sensors made of different materials can only be used within a certain temperature range. Due to the universality of temperature measurement, the temperature sensor is widely applied to the fields of automobiles, smart homes, domestic electric appliances and the like.
At some domestic appliance, for example, also can use temperature sensor in the scrubber, in the in-process that the scrubber used, temperature sensor can carry out temperature monitoring to the inside heating device who is used for heating the high-temperature steam that produces of scrubber, but when in actual use, because water among the heating device can be consumed gradually, when water is used up, heating device can be in the dry combustion method state, the temperature in the heating device can rise gradually this moment, and current temperature sensor's instruction scope is limited, consequently when this situation appears, temperature sensor then can't accurate instruction temperature, thereby make the unable accurate concrete condition who judges in the heating device of user, and then cause the incident easily.
Disclosure of Invention
In view of the above problems, the present invention provides a temperature sensor to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a temperature sensor, includes the sleeve, sleeve bottom opening part is connected with the mounting panel, it has two semi-cylindrical's temperature sensing resistance to peg graft in the sleeve, the bottom fixedly connected with dilatation resistance of temperature sensing resistance, two the same adjusting device has been cup jointed in the last slip of dilatation resistance, two be connected with the insulation board between the temperature sensing resistance, insulation board and two temperature sensing resistance and two dilatation resistances can make up and form complete cylinder, and fixed cover on this cylinder has two spacing rings, and the spacing ring corresponds the position fixedly connected with spacing rail on the sleeve inner wall, and spacing ring and spacing rail rotate the joint and be in the same place, the sleeve is close to the surface at top and runs through and has seted up a plurality of through-holes, and is equipped with heat-conducting device in the through-hole, and is a plurality of heat-conducting device's bottom is equipped with same transmission.
Further, adjusting device includes two arc current conducting plates, two equal fixedly connected with arc insulation board between two extreme points of arc current conducting plate, and two arc insulation boards and two arc current conducting plates can make up the ring that forms the completion, two the equal fixedly connected with connecting block in one side that the arc current conducting plate is relative, the connecting block corresponds seted up on the dilatation resistance and erect the groove, and the connecting block is arranged in erecting the groove, two the equal fixedly connected with lug in one side that the arc current conducting plate is relative, be connected with the wire on the lug, and the one end that the lug was kept away from to two wires is connected with same joint.
Further, heat-conducting device includes the bar box, the bar box is pegged graft in the through-hole, and the opening and the telescopic outside intercommunication of bar box, the vertical fixedly connected with gag lever post in the bar box, the slider has been cup jointed in the slip on the gag lever post, the slider is close to that one side of bar box open-ended articulates there is the heat-conducting plate, and heat-conducting plate and slider inside are the cavity design.
Furthermore, the transmission device comprises an annular plate, the annular plate is of a hollow design, the outer side of the annular plate is fixedly connected with the inner wall of the sleeve, the top of the annular plate is fixedly connected with the bottoms of the strip-shaped boxes in the sleeve, a support ring is arranged in the annular plate, the bottoms of the support ring corresponding to the positions of the strip-shaped boxes are fixedly connected with a plurality of pressure rods, the bottoms of the pressure rods penetrate through the bottom of the annular plate in a sliding manner, the bottoms of the pressure rods are fixedly connected with a same rotating ring, the rotating ring is rotatably connected with the tops of the circular rings formed by the two arc-shaped current conducting plates and the two arc-shaped insulating plates, a support spring is sleeved on the part of the pressure rods in the annular plate, a heat conducting rod is inserted into the top of the pressure rods in a sliding manner, the top of the heat conducting rod is fixedly connected with the top of the inner side of the annular plate, a memory spring is sleeved on the heat conducting rod, and the bottom of the memory spring is fixedly connected with the top of the support ring, and the temperature of the memory spring for deformation is more than 100 ℃.
Further, solid fixed ring has been cup jointed on the cylinder that insulation board and two temperature-sensing resistance are constituteed, gu fixed ring's bottom is pressed close to with the top of bar box, and gu fixed ring's bottom has seted up a plurality of magnetic holes, the first magnet of fixedly connected with in the magnetic hole, first magnetic path corresponds the position fixedly connected with second magnet on the heat-conducting plate, and the one side that second magnet and first magnet are relative is the opposite polarity magnetic pole, gu a plurality of stoppers of fixed ring's side fixed connection, the stopper corresponds the position the spacing groove has been seted up to the inside upper level of sleeve, and the top one-to-one of a plurality of spacing grooves and a plurality of bar boxes.
Furthermore, the minimum length of the memory spring is smaller than the distance from the top of the support ring to the top of the inner side of the annular plate, and an annular heat insulation belt is arranged in the inner wall of the sleeve at the position corresponding to the memory spring.
Furthermore, one side of the connecting block, which is located in the vertical groove, is provided with a containing groove, the containing groove is fixedly connected with an arched elastic sheet, and the arched elastic sheet is tightly attached to the groove wall of one side, which corresponds to the vertical groove.
Furthermore, the bottom threaded connection of mounting panel has the lag, the bottom of lag is rotated and is run through the grafting and have the regulation pole, adjust pole and insulation board bottom fixed connection.
Furthermore, one side of the sliding block, which is close to the heat conducting plate, is provided with a deflection groove, the deflection groove is matched with the bottom part of the heat conducting plate, and the bottom part of the heat conducting plate can enter the deflection groove.
Furthermore, a groove is formed in one side, close to the sliding block, of the heat conducting plate, a heat-resistant plate is fixedly connected inside the heat conducting plate, and the groove is separated from the other side of the heat conducting plate by the heat-resistant plate.
The invention has the technical effects and advantages that:
1. when the water in the heating device of the floor washing machine is completely consumed in the using process, the heat conducting plate can be attached to the heating area of the heating device, at the moment, the heat in the heating area can be transferred to the memory spring through the heat conducting plate, so that the memory spring extends and pushes the arc-shaped current conducting plate to move downwards, at the moment, the part of the expansion resistor connected to the circuit can be increased, the aim of increasing the resistance value of the temperature-sensing resistor can be fulfilled through the expansion resistor, the temperature-sensing resistor is protected from being damaged while the range of the temperature-sensing resistor is increased, the range of the floor washing machine is increased, and a user can better know the water level condition in the heating device;
2. when the sleeve is inserted into the heating device of the floor washing machine, the heat conducting plate is manually placed into the bar-shaped box, then the adjusting rod is screwed, the fixing ring starts to rotate under the driving of the insulating plate and the temperature-sensitive resistor, the limiting block can slide along the limiting groove under the driving of the fixing ring, when the plurality of first magnets at the bottom of the fixing ring correspond to the plurality of bar-shaped boxes one by one, the plurality of first magnets can generate suction with the plurality of second magnets on the heat conducting plate, so that the heat conducting plate is absorbed in the bar-shaped box, and further, in the process of inserting the sleeve into the heating device, the heat conducting plate cannot be moved out of the bar-shaped box to influence the smooth insertion of the sleeve.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
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 description of the embodiments or 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 those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a perspective view of a sleeve portion according to the present invention;
FIG. 3 is a cross-sectional view of the principal plane of FIG. 2 in the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 3 according to the present invention;
FIG. 6 is an enlarged view of the portion C of FIG. 3 according to the present invention;
FIG. 7 is a schematic perspective view of the temperature-sensing resistor, the insulating plate, and the volume-expanding resistor according to the present invention;
FIG. 8 is a perspective sectional view of the sleeve of the present invention;
FIG. 9 is a perspective view of the slider and the thermal conductive plate of the present invention;
fig. 10 is a partial cross-sectional view of fig. 9 in accordance with the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a temperature sensor as shown in fig. 1-10, which comprises a sleeve 1, wherein an opening at the bottom of the sleeve 1 is connected with a mounting plate, two semi-cylindrical temperature-sensing resistors 2 are inserted in the sleeve 1, the bottom of the temperature-sensing resistors 2 is fixedly connected with a volume-expanding resistor 3, the two volume-expanding resistors 3 are slidably sleeved with a same adjusting device 4, an insulating plate 5 is connected between the two temperature-sensing resistors 2, the insulating plate 5, the two temperature-sensing resistors 2 and the two volume-expanding resistors 3 can be combined to form a complete cylinder, the cylinder is fixedly sleeved with two limiting rings 6, the inner wall of the sleeve 1 at the corresponding position of the limiting rings 6 is fixedly connected with a limiting rail 7, the limiting rings 6 and the limiting rail 7 are rotatably clamped together, a plurality of through holes are formed in the surface of the sleeve 1 close to the top in a penetrating manner, and a heat-conducting device 8 is arranged in the through holes, the bottoms of the heat conduction devices 8 are provided with the same transmission device 9, the bottom of the mounting plate is in threaded connection with a protective sleeve 17, the bottom of the protective sleeve 17 is rotatably inserted with an adjusting rod 18, and the adjusting rod 18 is fixedly connected with the bottom of the insulating plate 5;
after the sleeve 1 part is inserted into a heating device of a floor washing machine, the mounting plate and the heating device are fixed together by using screws, and then the adjusting device 4 is connected with a power supply system of the floor washing machine, so that the temperature sensing resistor 2 can work normally, the heat conducting device 8 can be contacted with a heating area on the inner wall of the bottom of the heating device, and the heat conducting device 8 is separated from the heating area of the heating device under the action of buoyancy along with the injection of cold water into the heating device;
in the working process of the heating device, the heat conduction device 8 is gradually close to the heating area of the heating device along with the reduction of the water level in the heating device, after the water in the heating device is completely consumed, the heat conduction device 8 can transfer heat to the transmission device 9 along with the gradual rise of the temperature in the heating device, so that the adjustment device 4 is pushed to move downwards through the transmission device 9, the part of the expansion resistor 3 connected with the power supply is enlarged, the temperature monitoring range of the temperature sensing resistor 2 is enlarged, a user can know the water level condition of the heating device in time, and safety accidents are avoided;
in addition, when the short-circuit fault occurs to the accessed power supply, the temperature of the temperature-sensitive resistor 2 is gradually increased, and the heat generated by the temperature-sensitive resistor 2 can directly heat the transmission device 9, so that the transmission device 9 can push the adjusting device 4 to move downwards, and the resistance value of the temperature-sensitive resistor 2 can be increased by the expansion resistor 3, so that the temperature-sensitive resistor 2 is protected, and the temperature-sensitive resistor 2 is prevented from being damaged.
As shown in fig. 1 to 6, the adjusting device 4 includes two arc-shaped conductive plates 41, an arc-shaped insulating plate 42 is fixedly connected between two end points of the two arc-shaped conductive plates 41, and the two arc insulation plates 42 and the two arc conductive plates 41 can be combined to form a finished circular ring, the opposite sides of the two arc conductive plates 41 are fixedly connected with connecting blocks 43, the expansion resistor 3 corresponding to the connecting blocks 43 is provided with vertical grooves, and the connecting block 43 is positioned in the vertical slot, the opposite sides of the two arc-shaped conductive plates 41 are fixedly connected with wire lugs, the wire lugs are connected with wires 44, and one end of the two wires 44 far away from the lug is connected with the same connector 45, one side of the connecting block 43 in the vertical groove is provided with a receiving groove, the containing groove is internally and fixedly connected with an arched elastic sheet 16, and the arched elastic sheet 16 is tightly attached to the groove wall on the side corresponding to the vertical groove;
before the use, the connector 45 is connected with a power supply system of the floor washing machine, at the moment, the two conducting wires 44 can be electrically connected with the capacity expansion resistor 3 through the connecting blocks 43 on the two arc-shaped conducting plates 41, when the transmission device 9 is heated to push the arc-shaped conducting plates 41 downwards, the arc-shaped elastic sheets 16 on the arc-shaped conducting plates 41 can be tightly attached to the capacity expansion resistor 3, so that stable and good electrical connection with the capacity expansion resistor 3 can be guaranteed in the movement process of the arc-shaped conducting plates 41, the resistance value of the temperature sensing resistor 2 can be increased by the capacity expansion resistor 3, and the temperature sensing resistor 2 is protected from being damaged while the measuring range of the floor washing machine is increased.
As shown in fig. 1, 2, 4, 9 and 10, the heat conducting device 8 includes a strip box 81, the strip box 81 is inserted into the through hole, and the opening of the strip-shaped box 81 is communicated with the outside of the sleeve 1, a limiting rod 82 is vertically and fixedly connected in the strip-shaped box 81, a sliding block 83 is sleeved on the limiting rod 82 in a sliding manner, a heat conducting plate 84 is hinged on one side of the sliding block 83 close to the opening of the strip-shaped box 81, the heat conducting plate 84 and the sliding block 83 are both hollow, one side of the sliding block 83 close to the heat conducting plate 84 is provided with a deflection groove, the deflection groove is matched with the bottom part of the heat conducting plate 84, and the bottom part of the heat conducting plate 84 can enter the deflection groove, one side of the heat conducting plate 84 close to the sliding block 83 is provided with a groove, the heat-resisting plate 19 is fixedly connected inside the heat-conducting plate 84, and the heat-resisting plate 19 separates the groove from the other side of the heat-conducting plate 84;
before the sleeve 1 is inserted into the heating device, the heat conducting plates 84 are manually taken into the strip-shaped box 81, and a hand is used for holding the hinged point of the heat conducting plates 84 and the sliding block 83, so that the heat conducting plates 84 cannot rotate out of the strip-shaped box 81, then the sleeve 1 is communicated with the heat conducting plates 84 and is inserted into the heating device together, after the heat conducting plates 84 completely enter the heating device, the heat conducting plates 84 can rotate out of the strip-shaped box 81 under the action of gravity and are attached to a heating area on the inner wall of the bottom of the heating device, at the moment, one side of the grooves of the heat conducting plates 84 can face upwards, and the side, close to the sliding block 83, of the heat conducting plates 84 can enter the deflection grooves, so that the contact surface between the heat conducting plates 84 and the sliding block 83 can be enlarged, and the heat conducting plates 84 can rapidly transfer heat to the sliding block 83;
then water is injected into the heating device, the heat conducting plate 84 and the sliding block 83 can float upwards along the limiting rod 82 under the action of buoyancy as the water level increases, so that the heat conducting plate 84 can be separated from a heating area of the heating device, the heat conducting plate 84 can gradually contact with the heating area of the heating device as the water in the heating device is gradually consumed, and after the water in the heating device is completely consumed, part of the water can be remained in a groove of the heat conducting plate 84, so that the gravity of the heat conducting plate 84 is increased, the heat conducting plate 84 can be better attached to the heating area of the heating device, at the moment, along with the continuous work of the heating device, the heat conducting plate 84 can transmit the heat to the transmission device 9 through the sliding block 83, so that the adjusting device 4 is pushed to move downwards through the transmission device 9, the purpose of increasing the capacitance of the temperature-sensing resistor 2 is achieved, and the range of the invention is improved, the water level condition in the heating device can be better known by a user.
As shown in fig. 2 to 6, the transmission device 9 includes an annular plate 91, the annular plate 91 is hollow, the outer side of the annular plate 91 is fixedly connected to the inner wall of the sleeve 1, the top of the annular plate 91 is fixedly connected to the bottom of the plurality of strip boxes 81 located in the sleeve 1, a support ring 92 is disposed inside the annular plate 91, a plurality of pressure rods 93 are fixedly connected to the bottom of the support ring 92 corresponding to the positions of the plurality of strip boxes 81, the bottom of the pressure rods 93 slidably penetrates through the bottom of the annular plate 91, the bottoms of the plurality of pressure rods 93 are fixedly connected to a same swivel 94, the swivel 94 is rotatably connected to the top of a circular ring formed by two arc-shaped conductive plates 41 and two arc-shaped insulating plates 42, a support spring 95 is sleeved on a portion of the pressure rods 93 located in the annular plate 91, a heat conduction rod 96 is slidably inserted to the top of the pressure rods 93, and the top of the heat conduction rod 96 is fixedly connected to the top of the inner side of the annular plate 91, a memory spring 97 is sleeved on the heat conducting rod 96, the bottom of the memory spring 97 is fixedly connected with the top of the support ring 92, the deformation temperature of the memory spring 97 is greater than 100 ℃, the minimum length of the memory spring 97 is smaller than the distance from the top of the support ring 92 to the top of the inner side of the annular plate 91, and an annular heat insulation belt 15 is arranged in the inner wall of the sleeve 1 at the position corresponding to the memory spring 97;
when water is still in the heating device, the heat conducting plate 84 is in a floating state, so the heat conducting plate 84 cannot be directly contacted with the heating device, at the moment, the temperature of the water transmitted to the annular plate 91 through the strip-shaped box 81 is slow due to the existence of the heat insulating belt 15, and the top of the memory spring 97 is not contacted with the top of the inner side of the annular plate 91 when the memory spring 97 is in a shortened state, so that the influence of the water temperature on the memory spring 97 when the floor washing machine normally works can be reduced, and the memory spring 97 can still keep the initial shortened state when the water temperature is 100 ℃;
when the water in the heating device is completely consumed, the heat conducting plate 84 and the heating zone of the heating device can be attached together, when the heat of the heating zone is transferred to the sliding block 83 through the heat conducting plate 84, the sliding block 83 can transfer the heat to the heat conducting rod 96 through the annular plate 91, at this time, the heat conducting rod 96 can heat the memory spring 97, and along with the increase of the temperature, the memory spring 97 begins to extend, when the top of the memory spring 97 is in contact with the top of the inner side of the annular plate 91, the memory spring 97 can apply pressure downwards to the supporting ring 92, so that the supporting ring 92 can press the pressing rod 93 to move downwards, and along with the downward movement of the pressing rod 93, the arc-shaped current conducting plate 41 can drive the connecting block 43 to move downwards along the surface of the expansion resistor 3, and at the same time, the supporting spring 95 is gradually compressed, at this time, the part of the expansion resistor 3 connected with the circuit can be increased, so that the resistance value of the temperature sensing resistor 2 can be increased through the expansion resistor 3, further, the range of the temperature-sensing resistor 2 is increased, and meanwhile, the temperature-sensing resistor 2 is protected from being damaged;
when the heating device is turned off, the memory spring 97 can gradually return to the initial state as the temperature decreases, and the arc-shaped conductive plate 41 can return to the original position under the action of the supporting spring 95.
As shown in fig. 3 to 8, a fixing ring 10 is sleeved on a cylinder composed of an insulating plate 5 and two temperature-sensitive resistors 2, the bottom of the fixing ring 10 is close to the top of a strip-shaped box 81, the bottom of the fixing ring 10 is provided with a plurality of magnetic holes, first magnets 11 are fixedly connected in the magnetic holes, second magnets 12 are fixedly connected on the heat conducting plates 84 at positions corresponding to the first magnets, opposite sides of the second magnets 12 and the first magnets 11 are opposite magnetic poles, the side surfaces of the fixing ring 10 are fixedly connected with a plurality of limiting blocks 13, limiting grooves 14 are horizontally formed in the sleeve 1 at positions corresponding to the limiting blocks 13, and the plurality of limiting grooves 14 correspond to the tops of the strip-shaped boxes 81 one to one;
when the sleeve 1 is inserted into a heating device of a floor washing machine, the heat conducting plate 84 is manually placed into the strip-shaped box 81, then the adjusting rod 18 is screwed, the fixing ring 10 starts to rotate under the driving of the insulating plate 5 and the temperature-sensitive resistor 2, the limiting block 13 can slide along the limiting groove 14 under the driving of the fixing ring 10, when the first magnets 11 at the bottom of the fixing ring 10 are respectively in one-to-one correspondence with the strip-shaped boxes 81, the first magnets 11 can generate suction with the second magnets 12 on the heat conducting plates 84, so that the heat conducting plate 84 is adsorbed in the strip-shaped boxes 81, and further, in the process of inserting the sleeve 1 into the heating device, the heat conducting plate 84 cannot be moved out of the strip-shaped boxes 81 to influence the smooth insertion of the sleeve 1;
after the sleeve 1 is inserted into the heating device, the adjusting rod 18 is screwed again to make the first magnet 11 staggered with the corresponding second magnet 12, so that the attraction force of the second magnet 12 is not applied any more, and the heat conducting plate 84 can be moved out of the bar-shaped box 81 under the action of gravity and contacted with the heating zone at the bottom of the heating device.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A temperature sensor comprising a sleeve (1), characterized in that: an opening at the bottom of the sleeve (1) is connected with a mounting plate, two semi-cylindrical temperature-sensing resistors (2) are inserted in the sleeve (1), the bottom of each temperature-sensing resistor (2) is fixedly connected with a capacity expansion resistor (3), the two capacity expansion resistors (3) are sleeved with a same adjusting device (4) in a sliding mode, an insulating plate (5) is connected between the two temperature-sensing resistors (2), the insulating plate (5), the two temperature-sensing resistors (2) and the two capacity expansion resistors (3) can be combined to form a complete cylinder, two limiting rings (6) are fixedly sleeved on the cylinder, limiting rails (7) are fixedly connected on the inner wall of the sleeve (1) at the corresponding positions of the limiting rings (6), the limiting rings (6) and the limiting rails (7) are rotationally clamped together, a plurality of through holes are formed in the surface, close to the top, of the sleeve (1), and heat conducting devices (8) are arranged in the through holes, the bottoms of the heat conduction devices (8) are provided with the same transmission device (9).
2. The temperature sensor of claim 1, wherein: adjusting device (4) include two arc current conducting plates (41), equal fixedly connected with arc insulation board (5) between two endpoints of two arc current conducting plates (41), and two arc insulation boards (5) and two arc current conducting plates (41) can make up the ring that forms the completion, the equal fixedly connected with connecting block (43) in one side that two arc current conducting plates (41) are relative, the dilatation resistance (3) that connecting block (43) correspond have been seted up on and have been erect the groove, and connecting block (43) are located and erect the groove, the equal fixedly connected with connection ear in one side that two arc current conducting plates (41) are relative, be connected with wire (44) on the connection ear, and the one end that the connection ear was kept away from in two wire (44) is connected with same joint (45).
3. The temperature sensor of claim 1, wherein: heat-conducting device (8) are including strip box (81), and strip box (81) are pegged graft in the through-hole, and the outside intercommunication of the opening of strip box (81) and sleeve (1), vertical fixedly connected with gag lever post (82) in strip box (81), sliding sleeve has slider (83) on gag lever post (82), slider (83) are close to strip box (81) open-ended one side and are articulated have heat-conducting plate (84), and heat-conducting plate (84) and slider (83) inside are the cavity design.
4. The temperature sensor of claim 3, wherein: the transmission device (9) comprises an annular plate (91), the annular plate (91) is of a hollow design, the outer side of the annular plate (91) is fixedly connected with the inner wall of the sleeve (1), the top of the annular plate (91) is fixedly connected with the bottoms of the strip boxes (81) in the sleeve (1), a support ring (92) is arranged inside the annular plate (91), the bottom of the support ring (92) corresponding to the positions of the strip boxes (81) is fixedly connected with a plurality of pressure rods (93), the bottom of each pressure rod (93) penetrates through the bottom of the annular plate (91) in a sliding manner, the bottoms of the plurality of pressure rods (93) are fixedly connected with the same rotating ring (94), the rotating ring (94) is rotatably connected to the top of a circular ring formed by the two arc-shaped conductive plates (41) and the two arc-shaped insulating plates (5), a support spring (95) is sleeved on the part of each pressure rod (93) in the annular plate (91), and a heat conducting rod (96) is inserted into the top of each pressure rod (93) in a sliding manner, the top of the heat conducting rod (96) is fixedly connected with the top of the inner side of the annular plate (91), the heat conducting rod (96) is sleeved with a memory spring (97), the bottom of the memory spring (97) is fixedly connected with the top of the support ring (92), and the temperature of deformation of the memory spring (97) is higher than 100 ℃.
5. The temperature sensor of claim 4, wherein: insulation board (5) and two temperature sensing resistor (2) constitute on the cylinder cup jointed solid fixed ring (10), gu the bottom of fixed ring (10) is pressed close to with the top of bar box (81), and gu the bottom of fixed ring (10) has seted up a plurality of magnetic holes, the first magnet of fixedly connected with (11) in the magnetic hole, fixedly connected with second magnet (12) are gone up in heat-conducting plate (84) that first magnet corresponds the position, and one side that second magnet (12) and first magnet (11) are relative is the opposite magnetic pole, gu a plurality of stopper (13) of side fixed connection of fixed ring (10), spacing groove (14) have been seted up to the level in sleeve (1) inside that stopper (13) correspond the position, and the top one-to-one of a plurality of spacing groove (14) and a plurality of bar box (81).
6. The temperature sensor of claim 5, wherein: the minimum length of the memory spring (97) is smaller than the distance from the top of the support ring (92) to the top of the inner side of the annular plate (91), and an annular heat insulation belt (15) is arranged in the inner wall of the sleeve (1) at the corresponding position of the memory spring (97).
7. The temperature sensor of claim 2, wherein: one side of the connecting block (43) in the vertical groove is provided with a containing groove, an arched elastic sheet (16) is fixedly connected in the containing groove, and the arched elastic sheet (16) is tightly attached to the groove wall on the side corresponding to the vertical groove.
8. The temperature sensor of claim 1, wherein: the bottom threaded connection of mounting panel has lag (17), and the bottom of lag (17) is rotated to run through the grafting and is had regulation pole (18), adjusts pole (18) and insulation board (5) bottom fixed connection.
9. The temperature sensor of claim 5, wherein: one side of the sliding block (83) close to the heat conducting plate (84) is provided with a deflection groove, the deflection groove is matched with the bottom part of the heat conducting plate (84), and the bottom part of the heat conducting plate (84) can enter the deflection groove.
10. The temperature sensor of claim 9, wherein: one side of the heat conducting plate (84) close to the sliding block (83) is provided with a groove, the heat insulating plate (19) is fixedly connected inside the heat conducting plate (84), and the groove is separated from the other side of the heat conducting plate (84) by the heat insulating plate (19).
CN202210461019.0A 2022-04-28 2022-04-28 Temperature sensor Active CN114689200B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115855296A (en) * 2023-03-01 2023-03-28 瑞熙恩电气(珠海)有限公司 Industrial temperature measuring device and method based on thermocouple

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Publication number Priority date Publication date Assignee Title
US4577176A (en) * 1983-01-05 1986-03-18 Electrovac Gesellschaft M.B.H. Temperature regulating device
CN211291776U (en) * 2019-12-26 2020-08-18 浙江维思无线网络技术有限公司 Pressure type electronic temperature measuring device
CN113757779A (en) * 2021-08-03 2021-12-07 毛训峰 Thermal insulation sleeve for heat insulation of heating pipeline
CN215598565U (en) * 2021-07-16 2022-01-21 河源市嘉辰科技有限公司 Temperature sensor with fault alarm function

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4577176A (en) * 1983-01-05 1986-03-18 Electrovac Gesellschaft M.B.H. Temperature regulating device
CN211291776U (en) * 2019-12-26 2020-08-18 浙江维思无线网络技术有限公司 Pressure type electronic temperature measuring device
CN215598565U (en) * 2021-07-16 2022-01-21 河源市嘉辰科技有限公司 Temperature sensor with fault alarm function
CN113757779A (en) * 2021-08-03 2021-12-07 毛训峰 Thermal insulation sleeve for heat insulation of heating pipeline

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115855296A (en) * 2023-03-01 2023-03-28 瑞熙恩电气(珠海)有限公司 Industrial temperature measuring device and method based on thermocouple
CN115855296B (en) * 2023-03-01 2023-04-18 瑞熙恩电气(珠海)有限公司 Industrial temperature measuring device and method based on thermocouple

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Denomination of invention: A temperature sensor

Effective date of registration: 20230825

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Pledgee: China Construction Bank Corporation Changzhou Xinbei sub branch

Pledgor: CHANGZHOU CLEVER ELECTRONICS Co.,Ltd.

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