CN218829471U - Self-generating structure and torque measurement sensor - Google Patents
Self-generating structure and torque measurement sensor Download PDFInfo
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- CN218829471U CN218829471U CN202222696863.XU CN202222696863U CN218829471U CN 218829471 U CN218829471 U CN 218829471U CN 202222696863 U CN202222696863 U CN 202222696863U CN 218829471 U CN218829471 U CN 218829471U
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- snap ring
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- coil
- generating structure
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Abstract
The utility model discloses a from electricity generation structure, include: the inner snap ring is sleeved on the transmission shaft to be tested; the outer clamping ring is sleeved on the outer wall of the inner clamping ring; the outer fixing bracket, the said outer snap ring is fixed in the said outer fixing bracket; the coil assembly is arranged on the outer wall of the inner clamping ring; the strong magnetic assembly is arranged on the inner wall of the outer clamping ring, and the position of the strong magnetic assembly corresponds to the position of the coil assembly and supplies power to a measuring circuit of the torque measuring sensor.
Description
Technical Field
The utility model relates to a from electricity generation structure and torque measurement sensor belongs to sensor technical field.
Background
The torque measurement of the large-scale load connecting shaft of the ship is an important means for equipment performance evaluation and intelligent application, and the torque sensor is equipment for measuring torque. In the mode of pasting a strain gauge on a transmission shaft or measuring the strain quantity of a rotating shaft to calculate the torque of the transmission shaft, part of measuring devices need to be installed on the transmission shaft and rotate along with the transmission shaft, and the power supply mode of the part of measuring devices comprises two modes of battery power supply and wireless transmission power supply. The batteries need to be replaced periodically when the batteries are powered, the requirement on the installation environment of wireless transmission power supply is high, and interference to a measuring device is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a from electricity generation structure for torque measurement sensor's measuring circuit power supply.
In order to achieve the above object, the utility model provides a following technical scheme:
a self-generating structure comprising:
the inner snap ring is sleeved on the transmission shaft to be tested;
the outer clamping ring is sleeved on the outer wall of the inner clamping ring;
the outer fixing bracket, the said outer snap ring is fixed in the said outer fixing bracket;
the coil assembly is arranged on the outer wall of the inner clamping ring;
and the strong magnetic assembly is arranged on the inner wall of the outer clamping ring, and the position of the strong magnetic assembly corresponds to that of the coil assembly.
Preferably, the inner snap ring is formed by splicing two half snap rings, and the inner snap ring is fixed on the transmission shaft to be tested in an interference fit manner or is fixed on the transmission shaft to be tested through locking of a screw.
Preferably, the outer wall of the inner clamping ring is provided with a plurality of coil accommodating grooves, and the coil assembly is fixed in the coil accommodating grooves.
Preferably, the coil assembly includes a plurality of winding supports, an enameled wire is sequentially wound on each winding support to form a cutting coil, and the winding supports are fixed in the coil accommodating grooves by screws.
Preferably, a wire passing channel is arranged between every two adjacent coil accommodating grooves and is of a groove structure with an upward opening, and the enameled wires between every two adjacent winding supports penetrate through the wire passing channel.
Preferably, outer snap ring includes two semicircle clamping, two semicircle snap rings splice each other and clearance fit's cover establishes the outside of interior snap ring, after the concatenation outer snap ring passes through bolt and nut locking to be fixed on outer fixed bolster.
Preferably, be equipped with a plurality of magnet fixed slots on the inner wall of outer snap ring, strong magnetic component includes a plurality of magnets, and magnet passes through the fix with screw in the magnet fixed slot.
Preferably, the outer wall of the inner snap ring is provided with a plurality of groups of limiting lugs, and each group of limiting lugs is two, and the two limiting lugs in the same group are respectively arranged on the outer side of the outer snap ring.
Preferably, the number of outer fixed bolster is two, outer fixed bolster is including supporting the base, it is made by the channel-section steel to support the base, a backup pad is passed through the bolt fastening at the top of supporting the base, the top of backup pad is turned over inwards and is formed supporting platform, supporting platform be used for with outer snap ring fixed connection.
Preferably, the supporting plate is provided with a plurality of internal fixing holes, and the supporting base is penetrated through bolts to fix different internal fixing holes, so that the height of the supporting platform is adjusted.
As further application to the structure from generating electricity, the utility model also provides a torque measurement sensor, this torque measurement sensor uses foretell structure from generating electricity.
Preferably, the torque measurement sensor further comprises a measurement circuit, the measurement circuit comprises a resistance strain gauge and a circuit board, the resistance strain gauge is bonded and fixed on the measured transmission shaft, and the circuit board is fixed on the inner snap ring through a fixing plate.
Preferably, the self-generating structure is used for supplying power to the measuring circuit.
The utility model discloses a theory of operation does:
when the transmission shaft to be measured rotates, the inner clamping ring also rotates along with the transmission shaft, the strong magnetic component arranged on the outer clamping ring forms a magnetic field around the coil component, the rotating coil component cuts the magnetic field to generate electromotive force, the coils are connected in series to boost the voltage, the generated electric energy is provided for the measuring circuit, and the circuit board in the measuring circuit calculates the torque of the transmission shaft by detecting the strain of the resistance strain gauge.
The utility model discloses a technological effect and advantage:
1. the structure of the utility model is convenient to disassemble and assemble and recycle, and reduces the maintenance time and cost;
2. the utility model discloses a from the electricity generation structure, can supply power for torque measurement sensor fast, effectively avoided signal interference, improved the reliability of equipment;
3. the height of the external fixing bracket of the utility model is adjustable, and the flexibility is higher;
4. the utility model discloses an outer snap ring carries out the axial through the spacing lug of multiunit spacing spacingly, can prevent effectively that interior snap ring from taking place the drunkenness at rotatory in-process, and stability is good.
Drawings
Fig. 1 is a schematic diagram of a self-generating structure of a first embodiment of the present invention;
fig. 2 is a structural diagram of a coil assembly according to a first embodiment of the present invention;
fig. 3 is a schematic diagram of a self-generating structure of a second embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an enlarged view of a portion B of fig. 3.
In the figure:
the coil comprises an inner snap ring 1, a coil accommodating groove 101 and a wire passing channel 102;
an outer snap ring 2 and a magnet fixing groove 201;
the outer fixing support 3, a supporting base 301, a supporting plate 302, a supporting platform 303 and a waist-shaped hole 304;
the coil assembly 4, a winding bracket 401 and an enameled wire 402;
a magnet 5;
a transmission shaft 6;
a limit bump 7;
a resistance strain gauge 8;
and a fixing plate 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
The present embodiment provides a self-power generation structure as shown in fig. 1 to 2, including:
the inner clamping ring 1 is used for being sleeved on the transmission shaft 6 to be tested; the outer clamping ring 2 is sleeved on the outer wall of the inner clamping ring; the outer fixing bracket 3 is fixed in the outer fixing bracket; the coil assembly 4 is arranged on the outer wall of the inner clamping ring; and the strong magnetic assembly is arranged on the inner wall of the outer clamping ring, and the position of the strong magnetic assembly corresponds to that of the coil assembly. The inner snap ring is formed by splicing two half snap rings, and the inner snap ring is fixed on a transmission shaft to be measured in an interference fit mode or is fixed on the transmission shaft to be measured through locking of screws.
And a plurality of coil accommodating grooves 101 are formed in the outer wall of the inner snap ring, and the coil assembly is fixed in the coil accommodating grooves.
The coil assembly comprises a plurality of winding supports 401, an enameled wire 402 is sequentially wound on each winding support to form a cutting coil, and the winding supports are fixed in the coil accommodating grooves through screws.
A wire passing channel 102 is arranged between every two adjacent coil accommodating grooves, the wire passing channel is of a groove-shaped structure with an upward opening, and an enameled wire between every two adjacent winding supports penetrates through the wire passing channel.
The outer snap ring comprises two semicircular clamping rings, the two semicircular clamping rings are spliced with each other, the two semicircular clamping rings are sleeved with the inner snap ring in a clearance fit mode, and the outer snap ring is locked and fixed on the outer fixing support through a bolt and a nut after splicing.
Be equipped with a plurality of magnet fixed slots 201 on the inner wall of outer snap ring, strong magnetic component includes a plurality of magnet 5, and magnet passes through the fix with screw in the magnet fixed slot.
The quantity of outer fixed bolster is two, outer fixed bolster is including supporting base 301, it is made by the channel-section steel to support the base, a backup pad 302 of bolt fastening is passed through at the top of supporting the base, the top of backup pad is turned over inwards and is formed supporting platform 303, supporting platform be used for with outer snap ring fixed connection.
The supporting plate is provided with a plurality of internal fixing holes, and the supporting base is penetrated through bolts to fix different internal fixing holes, so that the height of the supporting platform is adjusted.
The self-generating structure can quickly supply power to the torque measuring sensor, effectively avoids signal interference and improves the reliability of equipment; and the height of the outer fixing support is adjustable, and the flexibility is higher.
Example two
As shown in fig. 3 and 5, the present embodiment provides a self-generating structure as in the first embodiment, which is different in that a plurality of sets of limiting protrusions 7 are disposed on an outer wall of the inner snap ring, the number of the limiting protrusions in each set is two, and the two limiting protrusions in the same set are disposed on an outer side of the outer snap ring respectively.
The outer snap ring of this embodiment carries out the axial through the spacing lug of multiunit spacing, can prevent effectively that interior snap ring from taking place the drunkenness at rotatory in-process, and stability is good.
Example III
As shown in fig. 4, the self-generating structure according to the first embodiment is different in that a waist-shaped hole 304 is formed in the supporting plate, the waist-shaped hole is arranged corresponding to an external fixing hole formed in the supporting base, and the waist-shaped hole is locked and fixed by a bolt and a nut, so that the height of the supporting platform is adjusted.
Example four
As shown in fig. 1, the present embodiment provides a torque measuring sensor using the self-generating structure of the first embodiment or the second embodiment.
The torque measuring sensor further comprises a measuring circuit, the measuring circuit comprises a resistance strain gauge 8 and a circuit board (not shown), the resistance strain gauge is fixedly bonded on a measured transmission shaft, and the circuit board is fixed on the inner snap ring through a fixing plate 9. The self-generating structure is used for supplying power to the measuring circuit.
The utility model discloses a theory of operation does:
when the transmission shaft to be measured rotates, the inner clamping ring also rotates along with the transmission shaft, the strong magnetic component arranged on the outer clamping ring forms a magnetic field around the coil component, the rotating coil component cuts the magnetic field to generate electromotive force, the coils are connected in series to boost the voltage, the generated electric energy is provided for the measuring circuit, and the circuit board in the measuring circuit calculates the torque of the transmission shaft by detecting the strain of the resistance strain gauge.
This embodiment structure easy dismounting, the reuse of being convenient for has reduced maintenance time and cost.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (10)
1. A self-generating structure comprising:
the inner clamping ring (1), the said inner clamping ring (1) is used for covering and setting up on the drive shaft (6) measured;
it is characterized by also comprising:
the outer clamping ring (2) is sleeved on the outer wall of the inner clamping ring (1);
the outer fixing support (3) is used for fixing the outer clamping ring (2) in the outer fixing support (3);
the coil assembly (4), the coil assembly (4) is arranged on the outer wall of the inner snap ring (1);
the strong magnetic assembly is arranged on the inner wall of the outer clamping ring (2), and the position of the strong magnetic assembly corresponds to that of the coil assembly (4).
2. The self-generating structure according to claim 1, characterized in that the inner snap ring (1) is formed by splicing two half snap rings, and the inner snap ring (1) is fixed on the transmission shaft (6) to be measured in an interference fit manner or is fixed on the transmission shaft (6) to be measured through screw locking.
3. A self-generating structure in accordance with claim 1, wherein the inner snap ring (1) is provided on an outer wall thereof with a plurality of coil receiving grooves (101), and the coil block (4) is fixed in the coil receiving grooves (101).
4. A self-generating structure according to claim 3, wherein said coil block (4) comprises a plurality of winding supports (401), an enamel wire (402) is wound on each of said winding supports (401) in turn to form a cutting coil, and said winding supports (401) are fixed in said coil receiving grooves (101) by means of screws.
5. The self-generating structure according to claim 4, characterized in that a wire passage (102) is arranged between two adjacent coil accommodating grooves (101), the wire passage (102) is of a groove structure with an upward opening, and the enameled wire (402) between two adjacent winding supports (401) passes through the wire passage (102).
6. The self-generating structure according to claim 1, 2, 3, 4 or 5, characterized in that the outer snap ring (2) comprises two semicircular snap rings, the two semicircular snap rings are spliced with each other and are sleeved outside the inner snap ring (1) in a clearance fit manner, and the spliced outer snap ring (2) is locked and fixed on the outer fixing support (3) through a bolt and a nut.
7. The structure of generating electricity according to claim 6, wherein the inner wall of the outer snap ring (2) is provided with a plurality of magnet fixing grooves (201), the strong magnetic assembly comprises a plurality of magnets (5), and the magnets (5) are fixed in the magnet fixing grooves (201) through screws.
8. The self-generating structure according to claim 7, characterized in that the number of the external fixing supports (3) is two, the external fixing supports (3) comprise supporting bases (301), the supporting bases (301) are made of channel steel, the top of each supporting base (301) is fixed with a supporting plate (302) through bolts, the top of each supporting plate (302) is turned inwards to form a supporting platform (303), and the supporting platform (303) is fixedly connected with the external snap ring (2).
9. The structure of claim 8, wherein the supporting plate (302) is provided with a plurality of internal fixing holes, and different internal fixing holes are fixed by bolts penetrating through the supporting base (301), so that the height of the supporting platform (303) is adjusted.
10. A torque measuring sensor, characterized in that it uses the self-generating structure of claim 8 for powering the measuring circuit of the torque measuring sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222696863.XU CN218829471U (en) | 2022-10-13 | 2022-10-13 | Self-generating structure and torque measurement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222696863.XU CN218829471U (en) | 2022-10-13 | 2022-10-13 | Self-generating structure and torque measurement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218829471U true CN218829471U (en) | 2023-04-07 |
Family
ID=87265675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222696863.XU Active CN218829471U (en) | 2022-10-13 | 2022-10-13 | Self-generating structure and torque measurement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218829471U (en) |
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2022
- 2022-10-13 CN CN202222696863.XU patent/CN218829471U/en active Active
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