Ultrasonic vibration thermometer

Abstract

The utility model relates to an ultrasonic vibration thermometer which comprises a measuring system, an indicating device and an ultrasonic generator, the measuring system is used for measuring the temperature of liquid to be measured and transmitting temperature information to the indicating device, the indicating device is used for displaying the temperature, and the ultrasonic generator is used for washing dirt and impurities in the liquid to be measured. The thermometer has an ultrasonic vibration function, dirt and impurities accumulated at the bottom of the to-be-measured liquid are vibrated through ultrasonic waves, the to-be-measured liquid is more uniform, and the temperature measurement accuracy is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of thermometer, in particular to an ultrasonic vibration thermometer. BACKGROUND

[0002] The thermometer is a tool that can accurately determine and measure temperature. The thermometer on the current market includes a temperature measuring rod and an indicating disc. In use, the temperature measuring rod is inserted into the liquid, the temperature of the liquid is sensed by the temperature measuring rod, and the temperature value is displayed on the indicating disc.

[0003] If there are impurities accumulated in the liquid to be measured, the temperature of the liquid and the impurities is not the same. After the temperature measuring rod is inserted into the dirt and impurities, the temperature displayed by the indicating disc is not the real-time temperature of the liquid. The measured temperature is greatly deviated, and there is a problem of inaccurate measurement. CONTENT OF THE INVENTION

[0004] In order to solve the technical problem of inaccurate detection of the thermometer in the prior art, the present application provides an ultrasonic vibration thermometer.

[0005] The ultrasonic vibration thermometer provided by the present application adopts the following technical solution:

[0006] An ultrasonic vibration thermometer, comprising a measuring system, an indicating device and an ultrasonic generator, the measuring system is used for measuring the temperature of the liquid to be measured and transmitting the temperature information to the indicating device, the indicating device is used for displaying the temperature, and the ultrasonic generator is used for flushing the dirt and impurities accumulated at the bottom of the liquid to be measured.

[0007] By adopting the above technical solution, the temperature of the liquid to be measured is measured by the measuring system, and the temperature information is transmitted to the indicating device for display. At the same time, the dirt and impurities accumulated at the bottom of the liquid to be measured are shaken up by ultrasonic waves, so that the liquid to be measured is more uniform, and the accuracy of temperature measurement is improved.

[0008] Optionally, it further comprises a shell, the measuring system, the indicating device and the ultrasonic generator are arranged in the shell, the shell comprises a sleeve, the inner cavity of the sleeve comprises a measuring cavity for accommodating the measuring system and an ultrasonic cavity for accommodating the ultrasonic generator, and the ultrasonic cavity is located on the end of the sleeve away from the indicating device.

[0009] By adopting the above technical solution, the ultrasonic cavity is located on the end of the sleeve away from the indicating device. When the sleeve is inserted into the liquid to be measured, the ultrasonic generator is located at the bottom of the liquid to be measured, close to the dirt and impurities, which can better stir the dirt and impurities and ensure the measurement accuracy.

[0010] Optionally, the indicating device comprises a pointer, the measuring system comprises a temperature measuring rod and a temperature measuring element, a liquid inlet groove is formed through the sleeve and communicates with the measuring cavity, the temperature measuring element is arranged in the inner cavity of the temperature measuring rod, the temperature measuring element comprises a fixed end and a free end, the fixed end is fixed on the temperature measuring rod, the free end is rotatably arranged in the inner cavity of the temperature measuring rod, and the free end is in transmission connection with the pointer.

[0011] By adopting the above technical scheme, the to-be-measured liquid enters the sleeve through the liquid inlet groove and fully contacts the temperature measuring rod, thereby improving the measurement accuracy; when the temperature change is sensed, the free end of the temperature measuring element rotates to drive the pointer to rotate, and the response is fast.

[0012] Optionally, the measuring system further comprises a transmission rod, the transmission rod is rotatably arranged in the inner cavity of the temperature measuring rod, one end of the transmission rod is fixedly connected with the free end of the temperature measuring element, the other end of the transmission rod penetrates out of the temperature measuring rod and is in transmission connection with the pointer, and an angle spring is connected between the transmission rod and the pointer.

[0013] By adopting the above technical scheme, stable and rapid transmission can be realized by designing the transmission rod and the angle spring; since the temperature measuring element moves when it rotates, the angle spring can ensure that the pointer rotates without moving by stretching and contracting, the transmission of the angle spring is stable, and the replacement cost is low.

[0014] Optionally, the pointer and the transmission rod are each provided with a transmission block, the angle spring is provided with a plug, the transmission block is provided with a plug groove, and the plug and the plug groove are in plug-in cooperation.

[0015] By adopting the above technical scheme, the plug is inserted into the plug groove to fix the angle spring, so that the transmission rod can drive the angle spring to rotate, the plug and the plug groove are in surface contact, and the transmission is more stable.

[0016] Optionally, a limiting boss is formed on the transmission block, and the end portion of the angle spring is sleeved on the limiting boss.

[0017] By adopting the above technical scheme, the limiting boss can guide the stretching and contracting of the angle spring.

[0018] Optionally, a guide column is arranged on the temperature measuring rod, a guide hole is formed through the guide column and communicates with the inner cavity of the temperature measuring rod, and the guide hole is used for accommodating the transmission rod and guiding the movement of the transmission rod.

[0019] By adopting the above technical scheme, the guide column can limit and guide the movement of the transmission rod, so that the movement of the transmission rod is more stable.

[0020] Optionally, the ultrasonic generator comprises a controller, a transducer and a sound generator, the transducer is used to convert electric energy into sound waves, the sound generator is used to convert sound waves into mechanical energy, and the controller is used for the user to adjust the parameters of the sound generator.

[0021] By adopting the above technical scheme, the ultrasonic generator can convert electric energy into mechanical energy to make the metal vibrator vibrate to generate ultrasonic waves to flush the dirt and impurities accumulated at the bottom of the measured liquid, and the controller can adjust the parameters to achieve the expected sound wave effect and improve the applicability of the thermometer.

[0022] In summary, the present application has at least one of the following beneficial technical effects:

[0023] 1. The dirt and impurities accumulated at the bottom of the measured liquid are shaken up by ultrasonic waves, so that the measured liquid is more uniform, and the accuracy of temperature measurement is improved;

[0024] 2. The corner spring can ensure the rotation of the pointer without moving through expansion and contraction, and the transmission of the corner spring is stable, and the replacement cost is low;

[0025] 3. The controller can adjust the parameters to achieve the expected sound wave effect and improve the applicability of the thermometer. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a structural schematic diagram of the present application.

[0027] Figure 2 is a sectional view of the present application along the axial direction of the sleeve.

[0028] Figure 3 is Figure 2 an enlarged view of A in

[0029] Figure 4 is an assembly schematic diagram of the transmission block and the corner spring in the present application.

[0030] Figure 5 is Figure 2 an enlarged view of B in

[0031] Explanation of reference numerals: 1, measuring system; 11, temperature measuring rod; 12, temperature measuring element; 121, fixed end; 122, free end; 13, transmission rod; 2, indicating device; 21, pointer; 22, indicating disc; 3, ultrasonic wave generator; 31, controller; 32, converter; 33, sound emitter; 34, amplifier; 4, housing; 41, sleeve; 411, measuring cavity; 412, ultrasonic wave cavity; 413, liquid inlet groove; 414, communication groove; 42, watch cover; 5, angle spring; 51, insertion piece; 6, transmission block; 61, insertion groove; 62, limiting boss; 63, mounting groove; 64, fixing hole; 7, guide column; 71, guide hole; 72, mounting boss; 8, bolt. DETAILED DESCRIPTION

[0032] The application will be further described below with reference to the accompanying drawings. Figures 1-5 The application will be further described below with reference to the accompanying drawings.

[0033] The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 1 The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 2 The application discloses an ultrasonic wave vibration thermometer. Referring to The application discloses an ultrasonic wave vibration thermometer. Referring to

[0034] The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 1 The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 2 The application discloses an ultrasonic wave vibration thermometer. Referring to The application discloses an ultrasonic wave vibration thermometer. Referring to

[0035] The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 1 The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 2 The application discloses an ultrasonic wave vibration thermometer. Referring to The application discloses an ultrasonic wave vibration thermometer. Referring to

[0036] The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 1 The application discloses an ultrasonic wave vibration thermometer. Referring to Figure 2The temperature measuring rod 11 is a hollow tube. The measuring system 1 also includes a temperature measuring element 12 and a transmission rod 13 installed in the temperature measuring rod 11. The temperature measuring element 12 is a spiral bimetallic strip. The temperature measuring element 12 includes a fixed end 121 and a free end 122. The fixed end 121 is fixedly installed on the bottom wall of the inner cavity of the temperature measuring rod 11. The free end 122 is rotatably and movable in the inner cavity of the temperature measuring rod 11. The free end 122 is fixedly connected to the transmission rod 13.

[0037] Reference Figure 2 The transmission rod 13 extends along the extension direction of the measuring cavity 411. The transmission rod 13 rotates within the temperature measuring rod 11 and moves along the extension direction of the measuring cavity 411. The end of the transmission rod 13 extends out of the temperature measuring rod 11 and is connected to the pointer 21 to drive the pointer 21 to rotate. A corner spring 5 is connected between the end of the transmission rod 13 extending out of the temperature measuring rod 11 and the rotating rod of the pointer 21. The corner spring 5 is L-shaped, ensuring that the rotation axis of the pointer 21 is perpendicular to the extension direction of the measuring cavity 411.

[0038] Reference Figure 2 and Figure 3 A guide post 7 is fixedly installed on the end of the temperature measuring rod 11 that extends into the inner cavity of the cover 42. An integrally formed mounting boss 72 is formed on the guide post 7, which is used to insert into the inner cavity of the temperature measuring rod 11 to fix the guide post 7. A guide hole 71 is formed through the guide post 7 along the extension direction of the measuring cavity 411, through which the transmission rod 13 passes and guides the movement of the transmission rod 13.

[0039] Reference Figure 2 and Figure 4 Both the transmission rod 13 and the rotating rod of the pointer 21 are fixedly mounted with transmission blocks 6. The transmission blocks 6 have slots 61 on their side walls facing the angle spring 5, and the slots 61 extend along the extension and retraction direction of the angle spring 5. Both ends of the angle spring 5 are integrally formed with inserts 51, which are used to insert into the slots 61 to fix the angle spring 5 to the transmission blocks 6.

[0040] Reference Figure 5 A limiting boss 62 is integrally formed on the side wall of the transmission block 6 facing the corner spring 5. The diameter of the limiting boss 62 is smaller than the diameter of the transmission block 6. The end of the corner spring 5 is sleeved on the limiting boss 62. The end of the corner spring 5 abuts against the side wall of the transmission block 6 to compress the corner spring 5. The limiting boss 62 guides the extension and retraction of the corner spring 5.

[0041] Reference Figure 2 and Figure 5The transmission block 6 is provided with an installation groove 63 for inserting the rotating rod of the transmission rod 13 or the pointer 21. A fixing hole 64 is formed through the outer circumferential surface of the transmission block 6 and is in communication with the installation groove 63. A bolt 8 is screwed into the fixing hole 64 and abuts against the rotating rod of the transmission rod 13 or the pointer 21 to fix the transmission rod 13 and the rotating rod of the pointer 21 to the transmission block 6.

[0042] With reference to Figure 2 The inner cavity of the sleeve 41 further comprises an ultrasonic wave cavity 412, which is located on the end of the sleeve 41 away from the indicating device 2, and the ultrasonic wave generator 3 is installed in the ultrasonic wave cavity 412. The ultrasonic wave generator 3 comprises a controller 31, a transducer 32, an amplifier 34 and a sound emitter 33, which are arranged in sequence away from the measuring cavity 411. The end of the sleeve 41 is provided with a communication groove 414 in communication with the ultrasonic wave cavity 412, so that the sound emitter 33 is in contact with the liquid to be measured.

[0043] With reference to Figure 2 The controller 31 adjusts the parameters of the sound emitter 33 and the amplifier 34 to achieve the expected acoustic effect. The transducer 32 is responsible for converting electrical energy into sound waves and can be divided into piezoelectric transducers and magnetic transducers. The piezoelectric transducer uses the piezoelectric effect of a substance to generate sound waves. The amplifier 34 is responsible for amplifying the sound waves obtained from the transducer 32 and sending them to the sound emitter 33. The sound emitter 33 is responsible for converting sound waves into mechanical energy and vibrating the metal vibrator. The oscillating metal vibrator further generates ultrasonic waves.

[0044] The use principle of the ultrasonic vibration thermometer is that the sleeve 41 is inserted into the liquid to be measured, the liquid enters the measuring cavity 411 through the liquid inlet groove 413, when the water temperature changes, the temperature measuring element 12 deforms, drives the transmission rod 13 to rotate and move, drives the angle spring 5 to stretch and rotate, drives the pointer 21 to rotate, and indicates the real-time temperature on the indicating disc 22. At the same time, when the sleeve 41 is inserted into the liquid to be measured, the power is turned on, the controller 31 adjusts the parameters of the sound emitter 33 and the amplifier 34 to achieve the expected acoustic effect, the transducer 32 converts electrical energy into sound waves, the amplifier 34 amplifies the sound waves obtained from the transducer 32 and sends them to the sound emitter 33, the sound emitter 33 converts sound waves into mechanical energy to make the metal vibrator vibrate, and the oscillating metal vibrator further generates ultrasonic waves. The ultrasonic wave generator 3 generates shock waves to scour the dirt and impurities accumulated at the bottom of the liquid. After the shock, the measuring system 1 can accurately measure the real-time temperature of the liquid, and the liquid to be measured will not produce temperature difference due to the accumulation of dirt and impurities.

[0045] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. An ultrasonic vibration thermometer characterized by: The utility model relates to a liquid temperature measuring device, including measuring system (1), indicating device (2) and ultrasonic generator (3), measuring system (1) is used for measuring the temperature of liquid to be measured and passes temperature information to indicating device (2), indicating device (2) is used for showing temperature, ultrasonic generator (3) is used for flushing dirt and impurity in liquid to be measured.

2. The ultrasonic vibration thermometer according to claim 1, characterized in that: Still including shell (4), measuring system (1), indicating device (2) and ultrasonic generator (3) are all arranged in shell (4), shell (4) includes sleeve (41), the inner chamber of sleeve (41) includes the measuring cavity (411) for containing measuring system (1) and the ultrasonic cavity (412) for containing ultrasonic generator (3), and the ultrasonic cavity (412) is located on the end of sleeve (41) away from indicating device (2).

3. The ultrasonic vibration thermometer according to claim 2, characterized in that: Indicating device (2) includes pointer (21), measuring system (1) includes temperature measuring rod (11) and temperature measuring element (12), the sleeve (41) is provided with liquid inlet groove (413) on the end away from indicating device (2), and the liquid inlet groove (413) is communicated with the measuring cavity (411), the temperature measuring element (12) is arranged in the inner chamber of temperature measuring rod (11), the temperature measuring element (12) includes fixed end (121) and free end (122), the fixed end (121) is fixed on temperature measuring rod (11), the free end (122) is rotatably arranged in the inner chamber of temperature measuring rod (11), and the free end (122) is in transmission connection with pointer (21).

4. The ultrasonic vibration thermometer according to claim 3, characterized in that: The measuring system (1) further includes a transmission rod (13) rotatably arranged in the inner chamber of the temperature measuring rod (11), one end of the transmission rod (13) is fixedly connected with the free end of the temperature measuring element (12), the other end of the transmission rod (13) penetrates the temperature measuring rod (11) and is in transmission connection with the pointer (21), and an angle spring (5) is connected between the transmission rod (13) and the pointer (21).

5. The ultrasonic vibration thermometer according to claim 4, characterized in that: The pointer (21) and the transmission rod (13) are each provided with a transmission block (6), the angle spring (5) is provided with a tab (51), the transmission block (6) is provided with a slot (61), and the tab (51) is in plug-in connection with the slot (61).

6. The ultrasonic vibration thermometer according to claim 5, characterized in that: The transmission block (6) is formed with a limiting boss (62), and the end of the angle spring (5) is sleeved on the limiting boss (62).

7. The ultrasonic vibration thermometer according to claim 4, characterized in that: The temperature measuring rod (11) is provided with a guide column (7), the guide column (7) is provided with a guide hole (71) penetrating through and communicated with the inner chamber of the temperature measuring rod (11), and the guide hole (71) is used for accommodating the transmission rod (13) and guiding the movement of the transmission rod (13).

8. The ultrasonic vibration thermometer according to claim 1, characterized in that: The ultrasonic generator (3) includes a controller (31), a transducer (32) and a sound generator (33), the transducer (32) is used for converting electric energy into sound waves, the sound generator (33) is used for converting sound waves into mechanical energy, and the controller (31) is used for adjusting the parameters of the sound generator (33) by a user.

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