CN213041255U - Self-generating electricity measuring instrument - Google Patents
Self-generating electricity measuring instrument Download PDFInfo
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- CN213041255U CN213041255U CN202022359724.9U CN202022359724U CN213041255U CN 213041255 U CN213041255 U CN 213041255U CN 202022359724 U CN202022359724 U CN 202022359724U CN 213041255 U CN213041255 U CN 213041255U
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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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a from electricity generation measuring apparatu, include: an upper shell; a lower case; the probe assembly comprises a sensor, a connecting rod with one end provided with the sensor, and a rotating shaft part connected with the other end of the connecting rod; the speed-increasing generator comprises a speed-increasing gear set and a generator body, wherein the input shaft of the speed-increasing gear set is relatively and fixedly connected with the rotating shaft part, and the input end gear of the generator body is meshed with the gear of the speed-increasing gear set; the circuit board is connected with an output lead of the generator body, and the sensor is connected with the circuit board through a connecting lead; the energy storage element is bidirectionally connected with the circuit board; the liquid crystal sheet is electrically connected with the circuit board and arranged at the display opening of the upper shell. The self-generating measuring instrument converts energy generated by opening and closing actions of the probe assembly into electric energy and stores the electric energy, and directly drives the measuring circuit and the display module, so that the measuring instrument does not need to use a battery, the convenience of generating electricity by opening the probe assembly is realized, and the self-generating measuring instrument is worry-saving, money-saving and environment-friendly.
Description
Technical Field
The utility model relates to a measuring apparatu technical field especially relates to a from electricity generation measuring apparatu.
Background
At present, most of testers such as an electronic thermometer, a salinity meter and the like on the market use batteries as working power supplies, but the batteries have limited capacity, and cannot be used due to sudden insufficient electric quantity during use, and the batteries can be used only by replacing a new battery after the electric quantity of the batteries is used up. However, a few spare batteries (even if the spare batteries exist, the spare batteries can be out of work due to expiration after long-time placement) of common families can be replaced, and the batteries can be reused by waiting for a new battery to be purchased outside and then being replaced, so that the use experience is very poor. The mode of changing the new battery after the battery power is used up is not environmental protection, and the battery changing process is also inconvenient. If the product uses solar cell as the power, also has very big limitation, and its service environment also has the requirement, and solar wafer need have sunlight or stronger lamp light to provide sufficient electric current power supply circuit work down, then can't use when in cloudy day or the darker region of indoor light, and it is very restricted to use, experiences badly, also influences user's mood.
In summary, how to effectively solve the problem that the battery is insufficient and cannot be used in the using process of the tester is a problem that needs to be solved urgently by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a self-generating measuring instrument which does not need a battery, thereby avoiding the problem that the battery cannot be used due to insufficient electric quantity in the using process; and the environmental protection problem caused by using batteries is also avoided.
In order to solve the technical problem, the utility model provides a following technical scheme:
a self-generating electricity measuring instrument comprising:
the upper shell is provided with a display port;
the lower shell can be matched and connected with the upper shell, and the upper shell and the lower shell form a shell;
the probe assembly comprises a sensor, a connecting rod with one end provided with the sensor, and a rotating shaft part connected with the other end of the connecting rod;
the speed-increasing generator comprises a speed-increasing gear set and a generator body, wherein the input shaft of the speed-increasing gear set is relatively and fixedly connected with the rotating shaft part, and the input end gear of the generator body is meshed with the gear of the speed-increasing gear set;
the circuit board is connected with an output lead of the generator body, and the sensor is connected with the circuit board through a connecting lead;
the energy storage element is bidirectionally connected with the circuit board;
the liquid crystal sheet is electrically connected with the circuit board and arranged at the display opening of the upper shell.
Preferably, one end of the lower shell is provided with a semicircular clamping groove, the rotating shaft part is arranged at the semicircular clamping groove, and the probe assembly can be opened and closed to rotate by taking the axis of the semicircular clamping groove as a rotating axis and drive the speed-up generator to generate electricity.
Preferably, the input shaft of the speed increasing gear set is a D-shaped shaft, a D-shaped hole matched with the D-shaped shaft is formed in the side edge of the rotating shaft part, and the D-shaped hole is connected with the D-shaped shaft in a sleeved mode.
Preferably, the rotating shaft part is a T-shaped shaft including a first port, a second port and a third port, the incoming line and the outgoing line of the rotating shaft part are respectively arranged on the first port and the second port, the axes of the first port and the second port are mutually perpendicular, the D-shaped hole is arranged at the third port of the rotating shaft part, and the axes of the second port and the third port are mutually overlapped.
Preferably, the inlet of pivot part passes through the tight fit assembly with the connecting rod, the connecting rod is the tubulose body that has the centre bore, have on the pivot part with the outlet of inlet intercommunication, the connecting wire of sensor penetrates the centre bore of connecting rod and follows the outlet is drawn forth, the end of drawing forth of connecting wire welds on the circuit board.
Preferably, the outer side of the lower casing is provided with an elongated slot, the probe assembly rotates towards one side of the elongated slot, and the probe assembly can rotatably gather in the elongated slot.
Preferably, the speed-increasing generator is fixed in the lower case by a pressing frame.
Preferably, the circuit board is fixed to the upper case and located below the liquid crystal sheet, and the liquid crystal sheet is connected to the circuit board through zebra stripes.
Preferably, the display opening is provided with a rubber lens, and the liquid crystal sheet is fixed on the upper shell and positioned below the rubber lens.
Preferably, the upper shell is provided with a plurality of mounting holes, each mounting hole is internally provided with a function key, and the function keys are used for controlling circuit signals.
The utility model provides a from electricity generation measuring apparatu, including epitheca, inferior valve, probe subassembly, acceleration rate generator, circuit board, energy storage component and liquid crystal display chip. The lower casing can be connected with the upper casing in a matching mode, the upper casing and the lower casing form a casing, and the parts such as the speed-up generator, the circuit board, the energy storage element and the liquid crystal piece are installed in the casing. The upper shell is provided with a display port, the liquid crystal sheet is arranged at the display port, and the measurement numerical value on the liquid crystal sheet can be checked through the display port.
The probe assembly comprises a sensor, a connecting rod and a rotating shaft part, the sensor can be a temperature sensor, a salinity sensor, a humidity sensor and the like, and the self-generating measuring instrument is a corresponding thermometer, a salinity meter, a hygrometer and the like at the moment so as to sense the temperature, the salinity, the humidity and the like. The sensor is installed in the front end of connecting rod to the response detects. The pivot part is connected with the other end of connecting rod, and the tip of inferior valve has the fluting and inside has the semicircle draw-in groove, and the pivot part is installed in inferior valve semicircle draw-in groove department. The front end of the rotating shaft extends out of the groove, the front end of the rotating shaft part is provided with a wire inlet, the connecting rod is inserted into the wire inlet of the rotating shaft part, and the connecting rod is fixedly connected with the rotating shaft part. The drive connecting rod rotates to drive the rotating shaft part to rotate in the semicircular clamping groove of the lower shell and drive the generator to generate power.
The speed-increasing generator comprises a speed-increasing gear set and a generator body, and the speed-increasing generator is arranged in the shell. The input shaft of the speed increasing gear set is relatively fixedly connected with the rotating shaft part, and can transmit the rotating mechanical force of the rotating shaft part. The rotation of the rotating shaft part drives the input shaft of the speed increasing gear set to rotate, so that the gear set of the speed increasing gear set is driven to rotate, and the gear set of the speed increasing gear set is accelerated step by step. The input end gear of the generator body is meshed with the output end gear of the speed increasing gear set, and the input end gear of the generator body is transmitted to and rotates at a high speed after the speed increasing and amplifying step by step through the gear set, so that the generator body generates electricity, the electricity is stored in the energy storage element after being rectified by the rectifying circuit, and a power supply is provided for a product.
The circuit board is connected with the output lead of the generator body, the energy storage element is connected with the circuit board in a two-way mode, the specific energy storage element can be welded on the circuit board, electric energy sent by the generator body is stored in the energy storage element after being rectified by the rectifying circuit on the circuit board, and when the electric quantity in the energy storage element reaches a certain voltage, the driving circuit works to provide electric energy for the measuring instrument. The sensor passes through connecting wire and is connected with the circuit board, and the sensor is located outside the inferior valve, and the sensor can detect the detected value of the position that awaits measuring, for example temperature value, humidity value or salinity value. The liquid crystal sheet is used for displaying the measurement value of the sensor, the liquid crystal sheet is electrically connected with the circuit board, the liquid crystal sheet is used for displaying the instant measurement value of the sensor, the measuring instrument is in a starting state, and the measurement work can be carried out at the moment.
By applying the technical scheme provided by the embodiment of the utility model, the probe component is utilized to rotate mechanical force to drive the generator body to generate electricity, the probe component is used for detection and also used as a driving device for driving the generator to generate electricity, and the probe component and the driving device are integrated into a whole, so that the generator device and the tester are naturally and perfectly integrated into a whole, the structure is compact, no unnecessary display is realized, and the use is more convenient; utilize power generation facility for measuring apparatu such as thermometer, salinity meter provide the electric energy, do not use the battery, need not change the battery, no longer need the highlight, only need rotate the probe subassembly that opens and shuts, alright make the generator send the electric quantity in order to drive product work, all available anytime and anywhere, the user uses more relieved, and it is more convenient to use, has avoided the problem that the not enough unable use of battery electric quantity in the use, need not use the battery, comparatively environmental protection.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an exploded view of a self-generating measuring instrument according to an embodiment of the present invention;
fig. 2 is a sectional view of the self-generating electricity measuring instrument.
The drawings are numbered as follows:
the device comprises a sensor 1, a connecting rod 2, a rotating shaft part 3, an acceleration gear set 4, a generator body 5, a pressing frame 6, an upper shell 7, a locking key 8, a unit conversion key 9, a rubber lens 10, a liquid crystal panel 11, a zebra stripe 12, a circuit board 13, an energy storage element 14 and a lower shell 15.
Detailed Description
The core of the utility model is to provide a self-generating measuring instrument, which does not need to use a battery, thereby avoiding the problem that the battery cannot be used due to insufficient electric quantity in the using process; and the environmental protection problem caused by using batteries is also avoided.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 2, fig. 1 is an exploded view of a self-generating measuring instrument according to an embodiment of the present invention; fig. 2 is a sectional view of the self-generating electricity measuring instrument.
In a specific embodiment, the utility model provides a self-generating electricity measuring instrument, include:
an upper shell 7, wherein the upper shell 7 is provided with a display port;
the lower shell 15 can be matched and connected with the upper shell 7, and the upper shell 7 and the lower shell 15 form a shell;
the probe assembly comprises a sensor 1, a connecting rod 2 with one end provided with the sensor, and a rotating shaft part 3 connected with the other end of the connecting rod 2;
the speed-increasing generator comprises a speed-increasing gear set 4 and a generator body 5, wherein the input shaft of the speed-increasing gear set 4 is relatively and fixedly connected with the rotating shaft part 3, and the input end gear of the generator body is meshed with the gear of the speed-increasing gear set 4;
the circuit board 13 is connected with an output lead of the generator body 5, and the sensor 1 is connected with the circuit board 13 through a connecting lead;
the energy storage element 14 is bidirectionally connected with the circuit board 13;
the liquid crystal sheet 11 is electrically connected with the circuit board 13, and the liquid crystal sheet 11 is arranged at the display opening of the upper shell.
In the structure, the self-generating measuring instrument comprises an upper shell 7, a lower shell 15, a probe assembly, a speed-increasing generator, a circuit board 13, an energy storage element 14 and a liquid crystal sheet 11.
The lower shell 15 can be matched and connected with the upper shell 7, the upper shell 7 and the lower shell 15 form a shell, and the speed-increasing generator, the circuit board 13, the energy storage element 14, the liquid crystal sheet 11 and other components are packaged in the shell.
The upper shell 7 is provided with a display port, the liquid crystal sheet 11 is arranged at the display port, and the measurement value on the liquid crystal sheet 11 can be checked through the display port.
The probe assembly comprises a sensor 1, a connecting rod 2 and a rotating shaft part 3, wherein the sensor 1 can be a temperature sensor, a salinity sensor, a humidity sensor and the like, and the self-generating measuring instrument is a corresponding thermometer, a salinity meter, a hygrometer and the like at the moment so as to sense the temperature, the salinity, the humidity and the like.
The sensor 1 is installed at the front end of the connecting rod 2 so as to facilitate sensing.
The other end of pivot part 3 and connecting rod 2 is connected, and the tip of inferior valve 15 has the fluting and inside has the semicircle draw-in groove, and pivot part 3 installs in the inside semicircle draw-in groove of inferior valve 15. The front end of the rotating shaft part 3 extends out of the groove, the front end of the rotating shaft part 3 is provided with a wire inlet, the connecting rod 2 is inserted into the wire inlet of the rotating shaft 3, and the connecting rod 2 is fixedly connected with the rotating shaft 3. The driving connecting rod 2 rotates to drive the rotating shaft part 3 to rotate in the semicircular clamping groove of the lower shell 15.
The speed-increasing generator comprises a speed-increasing gear set 4 and a generator body 5, and the speed-increasing generator is arranged on the lower shell 15. The input shaft of the speed increasing gear set 4 is relatively fixedly connected with the rotating shaft part 3, and can transmit the rotating mechanical force of the rotating shaft part 3. The rotation of the rotating shaft part 3 drives the input shaft of the speed increasing gear set 4 to rotate, so that the gear set of the speed increasing gear set 4 is driven to rotate, and the gear set of the speed increasing gear set 4 is accelerated step by step.
The input end gear of the generator body 5 is meshed with the gear of the speed increasing gear set 4, and the input end gear of the generator body 5 is transmitted to and rotates at a high speed after being subjected to step-by-step speed increasing and amplifying through the gear set, so that the generator body 5 generates electricity, the electricity is stored in a capacitor after being rectified by a rectifying circuit, and a power supply is provided for a product.
The circuit board 13 is connected with an output lead of the generator body 5, the energy storage element 14 is connected with the circuit board 13 in a bidirectional mode, the energy storage element 14 can be welded on the circuit board 13, and electric energy generated by the generator body 5 is stored in the energy storage element 14 after being rectified by a rectifying circuit on the circuit board 13.
Sensor 1 is connected with circuit board 13 through connecting wire, and sensor 1 is located outside lower casing 15, installs in connecting rod 2 front end, and sensor 1 can detect the measuring value of taking the survey position, for example temperature value, humidity value or salinity value. When the electric quantity in the energy storage element 14 reaches a certain voltage, the driving circuit works to provide electric energy for the measuring instrument.
The liquid crystal sheet 11 is used for displaying the measurement value of the sensor 1, the liquid crystal sheet 11 is electrically connected with the circuit board 13, the liquid crystal sheet 11 displays the instant measurement value of the sensor 1, and the measuring instrument is in a power-on state, so that the measurement work can be carried out at the moment.
By applying the technical scheme provided by the embodiment of the utility model, the generator body 5 is driven to generate electricity by utilizing the rotating mechanical force of the connecting rod 2 and the rotating shaft part 3, and the connecting rod 2, the rotating shaft part 3 and the input shaft of the speed increasing gear set 4 are coaxially sleeved together, so that the generating device and the tester are naturally and perfectly integrated, the structure is more compact, and the use is more convenient; utilize generator body 5 to provide the electric energy for measuring apparatu such as thermometer, salinity meter, do not use the battery, need not change the battery, no longer need the highlight, only need drive arrangement, alright possess enough electric quantity in order to drive product work, all available anytime and anywhere, the user uses more relieved, and it is more convenient to use, has avoided the problem that the not enough unable use of battery electric quantity in the use, need not use the battery, comparatively environmental protection.
On the basis of the above-mentioned specific embodiment, the inside semicircle draw-in groove that has of one end of inferior valve 15, pivot part 3 hinge in the probe subassembly is connected and is installed in semicircle draw-in groove department, and pivot part 3 is the T style of calligraphy, and pivot part 3 cooperatees with the interior semicircle draw-in groove of inferior valve 15. The pivot part 3 can use the semicircle draw-in groove to rotate as the bearing, and the probe subassembly can use the axis of semicircle draw-in groove to open and shut the rotation as the rotation axis to drive the electricity generation of acceleration rate generator, simple structure, the structure is compacter, also more convenient in the use.
Preferably, the axis of the semicircular clamping groove coincides with the axis of the input shaft of the speed increasing gear set 4.
Further optimize above-mentioned technical scheme, the input shaft of acceleration gear train 4 is D type axle, and the side of pivot part 3 has the D type hole with D type axle matched with, and D type hole and D type axle suit are connected mutually, simple structure, easily connect.
On the basis of any one of the above embodiments, the rotating shaft part 3 is a T-shaped shaft including a first port, a second port and a third port, the wire inlet and the wire outlet of the rotating shaft part 3 are respectively arranged on the first port and the second port, the axes of the first port and the second port are mutually perpendicular, the D-shaped hole is arranged at the third port of the rotating shaft 3, the axes of the second port and the third port are mutually coincident, and the rotating shaft part 3 has a common structure and is easy to process; the wire inlet and the wire outlet are convenient to arrange and easy to process and penetrate; the D-shaped hole is easy to be connected with the D-shaped shaft.
On the basis of any one of the above embodiments, the wire inlet of the rotating shaft part 3 and the connecting rod 2 are assembled in a tight fit manner, so that the connection is convenient, and the fixation is firm. Connecting rod 2 is for having the tubulose of centre bore, has the outlet that communicates with the inlet wire on the pivot part 3, and sensor 1's connecting wire penetrates the centre bore of connecting rod and draws forth from the outlet, and connecting wire's the end of drawing forth welds on circuit board 13, and sensor 1's wire is placed in connecting rod 2 and pivot part 3's hole in, and the wire is not fragile, and is comparatively reliable.
The utility model provides a from electricity generation measuring apparatu under the unchangeable condition of other parts, the outside of inferior valve 15 has rectangular groove, and the probe subassembly rotates towards one side in rectangular groove, and the probe subassembly can rotate and draw in rectangular inslot.
When the measuring instrument is not in use, the probe assembly is folded in the long groove of the lower shell 15, when the measuring instrument is in use, the connecting rod 2 rotates outwards from the long groove of the lower shell 15, the connecting rod can be opened by about 180 degrees, correspondingly, the rotating shaft part 3 also rotates by about 180 degrees, meanwhile, the rotating shaft part 3 drives the speed increasing gear set 4 to rotate through the input shaft of the speed increasing gear set 4, and finally the rotating shaft part is transmitted to the input end gear of the generator body 5 and rotates at high speed, so that the generator body 5 generates electricity, the electricity is stored in the energy storage element after being rectified by the rectifying circuit, and a power supply is provided for a.
After the measurement is completed, in the process of withdrawing the probe assembly into the long-strip groove of the lower shell 15, the rotating shaft part 3 also drives the input shaft of the speed-increasing gear set 4 to rotate, the rotating speed is amplified by the speed-increasing gear set 4 and then transmitted to the input end gear of the generator body 5, so that the rotor of the generator body 5 rotates at a high speed, electric energy generated by the generator body 5 is rectified by the rectifying circuit of the circuit board 13 and then stored in the energy storage element 14, and the electric energy stored in the energy storage element 14 can be used as electric energy for next use, so that the electric energy is.
It should be noted that, if the measurement time is too long or the probe assembly is not retracted into the elongated slot of the lower housing 15 during placement, the measurement apparatus may be shut down due to power consumption, and at this time, the probe assembly may be held by one hand and the housing may be held by the other hand to rotate relatively, and the generator body 5 may generate power to drive the testers such as the thermometer and the salinity meter to perform measurement.
Further, the speed-increasing generator is fixed in the lower shell 15 through the pressing frame 6, the speed-increasing generator is clamped in the pressing frame 6, the pressing frame 6 is fixed in the lower shell 15 through screws, and the speed-increasing generator is convenient to install.
On the basis of any one of the above embodiments, the circuit board 13 is fixed on the upper case 7 and located below the liquid crystal panel 11, the liquid crystal panel 11 is connected with the circuit board 13 through the zebra stripes 12, and the liquid crystal panel 11, the zebra stripes 12 and the circuit board 13 are fixed on the upper case 7 through screws, so that the number of wires can be reduced, and the wires are relatively neat; the electric signal of the circuit board 13 is transmitted to the liquid crystal sheet 11 through the zebra stripes 12, the contact area is large, poor contact is not easy to occur, and the connection between the circuit board 13 and the liquid crystal sheet 11 is reliable.
On the basis of any one of the above embodiments, the display opening is provided with the plastic lens 10, the liquid crystal sheet 11 is fixed on the upper shell 7 and is positioned below the plastic lens 10, and the plastic lens 10 and the liquid crystal sheet 11 are fixed on the upper shell 7 through screws. The plastic lens 10 is a transparent lens, the measured value displayed on the liquid crystal sheet 11 can be read through the plastic lens 10, and the plastic lens 10 has a protection effect on the liquid crystal sheet 11 and elements inside the shell.
On the basis of any one of the above embodiments, the upper case 7 has a plurality of mounting holes, and each mounting hole is internally provided with a function key for controlling a circuit signal.
Specifically, the upper case 7 has a first mounting hole and a second mounting hole, the first mounting hole and the second mounting hole are respectively provided with a first key 8 and a second key 9, and the first key 8 and the second key 9 are both used for controlling circuit signals.
For example, the first key 8 is a lock key 8, and the lock key 8 can be contacted with a corresponding contact of the circuit board 13. The liquid crystal sheet 11 displays the measured value of the measured position only when the sensor 1 is at the measured position, and the measured value of the liquid crystal display may change or disappear quickly when the sensor 1 is away from or deviated from the measured position. The measured value displayed on the liquid crystal sheet 11 can be locked through the locking key 8, and even if the sensor 1 leaves the measured position, the measured value is displayed on the liquid crystal sheet 11, so that the measured value displayed on the liquid crystal sheet 11 is more convenient and accurate to read.
The second key 9 is a unit conversion key 9, and the unit conversion key 9 can be contacted with a corresponding contact of the circuit board 13. For example, when the temperature value is detected, the unit can be switched between ℃/° F, the unit of the measured value can be adjusted according to the requirement of a user, manual conversion is not needed, and the use is more convenient.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a from the electricity generation measuring apparatu and introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A self-generating electricity measuring instrument, characterized by comprising:
an upper shell (7), wherein the upper shell (7) is provided with a display opening;
the lower shell (15) can be matched and connected with the upper shell (7), and the upper shell (7) and the lower shell (15) form a shell;
the probe assembly comprises a sensor (1), a connecting rod (2) with one end provided with the sensor, and a rotating shaft part (3) connected with the other end of the connecting rod (2);
the speed-increasing generator comprises a speed-increasing gear set (4) and a generator body (5), wherein the input shaft of the speed-increasing gear set is fixedly connected with the rotating shaft part (3) relatively, and the input end gear of the generator body is meshed with the gear of the speed-increasing gear set (4);
the circuit board (13) is connected with an output lead of the generator body (5), and the sensor (1) is connected with the circuit board (13) through a connecting lead;
an energy storage element (14) bidirectionally connected to the circuit board (13);
the liquid crystal sheet (11) is electrically connected with the circuit board (13), and the liquid crystal sheet (11) is arranged at the display opening of the upper shell.
2. The self-generating electricity measuring instrument according to claim 1, wherein a semicircular clamping groove is formed in one end of the lower casing (15), the rotating shaft part (3) in the probe assembly is hinged and installed at the semicircular clamping groove, and the probe assembly can be opened and closed and rotated by taking the axis of the semicircular clamping groove as a rotating axis and drives the speed-increasing generator to generate electricity.
3. The self-generating electricity measuring instrument according to claim 2, wherein the input shaft of the speed increasing gear set (4) is a D-shaped shaft, and the side edge of the rotating shaft part (3) is provided with a D-shaped hole matched with the D-shaped shaft, and the D-shaped hole is sleeved and connected with the D-shaped shaft.
4. The self-generating electricity measuring instrument according to claim 3, wherein the rotating shaft part (3) is a T-shaped shaft including a first port, a second port and a third port, the wire inlet and the wire outlet of the rotating shaft part (3) are respectively arranged on the first port and the second port, the axes of the first port and the second port are perpendicular to each other, the D-shaped hole is arranged at the third port of the rotating shaft part (3), and the axes of the second port and the third port are coincident with each other.
5. The self-generating electricity measuring instrument according to claim 3, wherein the wire inlet of the rotating shaft part (3) is assembled with the connecting rod (2) through tight fit, the connecting rod (2) is a tubular body with a central hole, the rotating shaft part (3) is provided with a wire outlet communicated with the wire inlet, a connecting wire of the sensor (1) penetrates through the central hole of the connecting rod and is led out from the wire outlet, and the leading-out end of the connecting wire is welded on the circuit board (13).
6. The self-generating electricity measuring instrument according to any one of claims 1 to 5, wherein the outer side of the lower case (15) has an elongated groove, and the probe assembly is rotated toward one side of the elongated groove, and the probe assembly can be rotatably collected in the elongated groove.
7. The self-generating electricity measuring instrument according to any one of claims 1 to 5, wherein the speed-increasing generator is fixed in the lower case (15) by a hold-down frame (6).
8. The self-generating electricity measuring instrument according to any one of claims 1 to 5, wherein the circuit board (13) is fixed to the upper case (7) and located below the liquid crystal sheet (11), and the liquid crystal sheet (11) and the circuit board (13) are connected by a zebra stripe (12).
9. The self-generating electricity measuring instrument according to any one of claims 1 to 5, wherein a rubber lens (10) is installed at the display port, and the liquid crystal sheet (11) is fixed to the upper case (7) and located under the rubber lens (10).
10. The self-generating electricity measuring instrument according to any one of claims 1 to 5, wherein the upper shell (7) is provided with a plurality of mounting holes, and each mounting hole is internally provided with a function key which is used for controlling a circuit signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022359724.9U CN213041255U (en) | 2020-10-21 | 2020-10-21 | Self-generating electricity measuring instrument |
| PCT/CN2020/139358 WO2022082995A1 (en) | 2020-10-21 | 2020-12-25 | Self-generating measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022359724.9U CN213041255U (en) | 2020-10-21 | 2020-10-21 | Self-generating electricity measuring instrument |
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| Publication Number | Publication Date |
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| JP4910134B2 (en) * | 2006-07-21 | 2012-04-04 | 国立大学法人長岡技術科学大学 | Self-supporting river monitoring device |
| CN101294786A (en) * | 2008-05-30 | 2008-10-29 | 潘德苗 | Self-generating illumination reel tape |
| CN203632465U (en) * | 2013-12-31 | 2014-06-04 | 俞高长 | A portable multifunctional single-hand-operated electricity generating device |
| CN107884084A (en) * | 2017-11-21 | 2018-04-06 | 广东永衡良品科技有限公司 | A kind of electronic thermometer with self-power generation and power supply function |
| CN208795350U (en) * | 2018-10-22 | 2019-04-26 | 中山佳维电子有限公司 | Extending type self power generation electronic scale |
| CN209043435U (en) * | 2018-11-27 | 2019-06-28 | 李梓鸿 | A kind of Portable electronic scale of self power generation |
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