CN112284573A - Pressure sensor with heat dissipation function - Google Patents
Pressure sensor with heat dissipation function Download PDFInfo
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- CN112284573A CN112284573A CN202011062538.7A CN202011062538A CN112284573A CN 112284573 A CN112284573 A CN 112284573A CN 202011062538 A CN202011062538 A CN 202011062538A CN 112284573 A CN112284573 A CN 112284573A
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- heat dissipation
- fixed
- pressure sensor
- wall
- gear
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0681—Protection against excessive heat
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- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The invention discloses a pressure sensor with a heat dissipation function, which comprises a pressure sensor body, wherein a heat dissipation shell is fixed at the bottom of the pressure sensor, heat dissipation holes are formed in the heat dissipation shell, and a heat dissipation mechanism, a cleaning mechanism and a driving mechanism for driving the heat dissipation mechanism and the cleaning mechanism are arranged in the heat dissipation shell. According to the invention, the heat dissipation mechanism, the cleaning mechanism and the driving mechanism are arranged, the driving mechanism drives the fan blades to revolve along the first rotating shaft while rotating, and meanwhile, the driving mechanism also drives the fixing strips and the hairbrushes to clean the heat dissipation holes, so that the effect of cleaning the heat dissipation holes while improving the heat dissipation effect is achieved, and the heat dissipation holes can be prevented from being blocked by dust to reduce the heat dissipation effect.
Description
Technical Field
The invention relates to the technical field of pressure sensors, in particular to a pressure sensor with a heat dissipation function.
Background
The pressure sensor is a device for sensing a pressure signal and converting the pressure signal into a usable output electric signal according to a certain rule, and is the most common sensor in the industry and widely applied to various industrial self-control environments.
Present pressure sensor is at the in-process that uses, can give pressure sensor heat transfer when the temperature of testee is higher, thereby cause the local temperature of pressure sensor to rise, probably can make pressure sensor's measurement error appear when the temperature rises to the certain limit, and in prior art, all dispel the heat through the louvre usually, it is not good not only to dispel the heat effect through the louvre, and along with the live time overlength, the louvre can be blockked up by the dust, it is unsatisfactory to make pressure sensor's radiating effect, and then reduce pressure sensor's life, so a pressure sensor with heat dissipation function has been proposed.
Disclosure of Invention
The invention aims to provide a pressure sensor with a heat dissipation function, which has the advantages of dissipating heat of the pressure sensor and cleaning heat dissipation holes, and solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pressure sensor with heat dissipation function, includes the pressure sensor body, pressure sensor's bottom is fixed with the heat dissipation shell, the louvre has been seted up on the heat dissipation shell, the inside of heat dissipation shell is provided with heat dissipation mechanism, clearance mechanism and is used for driving the actuating mechanism of heat dissipation mechanism and clearance mechanism.
Preferably, the driving mechanism comprises a driving motor, the driving motor is fixed at the bottom in the cavity of the heat dissipation shell, the top end of an output shaft of the driving motor is movably connected with a first rotating shaft through a coupler, the top end of the first rotating shaft is rotatably installed at the top in the cavity of the heat dissipation shell, and a first bevel gear is fixed on the outer wall of the first rotating shaft.
Preferably, the heat dissipation mechanism includes first rotation board, first rotation board is fixed at the first axis of rotation outer wall of first conical gear below, the outer wall that first conical gear was kept away from at first rotation board top is fixed with the bearing frame, the axle center of bearing frame is rotated and is installed the second axis of rotation, the one end that the second axis of rotation is close to first conical gear is fixed with the second conical gear, second conical gear meshes with first conical gear mutually, the one end that first conical gear was kept away from in the second axis of rotation is fixed with the fixed block, the outer wall that first axis of rotation was kept away from to the fixed block is fixed with first pivot pole, the outer wall of first pivot pole is fixed with the flabellum.
Preferably, clearance mechanism includes first gear, first gear is fixed at first axis of rotation and is close to the outer wall on top, the inner wall of heat dissipation shell rotates and installs the dust cylinder, the air vent has been seted up to the outer wall of dust cylinder, the inner wall that the dust cylinder is close to first gear is fixed with the rack, the meshing transmission has the second gear between first gear and the rack, the second dwang is installed in the axle center rotation of second gear, the outer wall that first axis of rotation is close to first gear is fixed with the second rotor plate, the outer wall at the second rotor plate is fixed to the second dwang, the outer wall that the dust cylinder is close to the louvre is fixed with the fixed strip, be fixed with the brush on the fixed strip.
Preferably, be provided with slide mechanism between dust tube and the heat dissipation shell, slide mechanism includes circular spout, the roll is installed between the outer wall that dust tube penetrated circular spout one end and the inner wall of circular spout to the roll.
Preferably, a terminal is fixed on one side of the top of the pressure sensor body.
Preferably, the number of the fixing strips and the number of the hairbrushes are not less than 2.
Preferably, the aperture of the vent hole is smaller than that of the heat dissipation hole.
Compared with the prior art, the invention has the following beneficial effects:
the invention is provided with a driving motor, a first rotating shaft is driven to rotate by the rotation of an output shaft of the driving motor, a first conical gear is driven to rotate by the rotation of the first rotating shaft, when the first conical gear is driven to rotate by the first rotating shaft, the first rotating shaft drives a first rotating plate to rotate, when the first rotating plate rotates, a bearing seat is driven to rotate, so that a second rotating shaft is driven to do circular motion along the axis of the first rotating shaft, simultaneously, the first conical gear and a second conical gear are meshed for transmission, so that the second rotating shaft does circular motion along the axis of the first rotating shaft and also rotates along the axis of the bearing seat, a fixing block is driven to rotate, the fixing block drives the first rotating shaft and fan blades to rotate, the effect of enabling the fan blades to revolve around the first rotating shaft while rotating is achieved, and the range of blowing is improved, further improving the heat dissipation effect.
The fan comprises a fan body, a first conical gear, a first gear, a second gear, a rack, a fixing strip and a fan blade, wherein the first conical gear is arranged on the fan body, the first gear is arranged on the first conical gear, the first conical gear is driven to rotate by a first rotating shaft, the first gear can drive the second gear to perform meshing transmission, the second gear can perform meshing transmission with the rack, so that the rack drives the dustproof barrel to rotate, the fixing strip can be driven to rotate when the dustproof barrel rotates, the fixing strip further drives the brush to clean the radiating holes, dust under the brush can be blown out of the radiating holes along with the rotation of the fan blade, the dust is prevented from entering the radiating shell, the effect of cleaning the radiating holes while the fan blows air to radiate heat is achieved, and the radiating effect is prevented.
Drawings
FIG. 1 is a schematic structural view in elevation and section in accordance with the present invention;
FIG. 2 is a schematic structural view of the present invention taken along the line A-A;
FIG. 3 is an enlarged view of the structure of the present invention at B.
In the figure: 1. a pressure sensor body; 2. a heat dissipation housing; 3. heat dissipation holes; 4. a drive motor; 5. a first rotating shaft; 6. a first bevel gear; 7. a first rotating plate; 8. a bearing seat; 9. a second rotating shaft; 10. a second bevel gear; 11. a fixed block; 12. a first rotating lever; 13. a fan blade; 14. a first gear; 15. a dust-proof cylinder; 16. a vent hole; 17. a rack; 18. a second gear; 19. a second rotating lever; 20. a second rotating plate; 21. a fixing strip; 22. a brush; 23. a circular chute; 24. a ball bearing; 25. and a terminal.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a pressure sensor with heat dissipation function, including pressure sensor body 1, one side at 1 top of pressure sensor body is fixed with wiring end 25, pressure sensor's bottom is fixed with heat dissipation shell 2, louvre 3 has been seted up on heat dissipation shell 2, seted up a plurality ofly through louvre 3, can make the interior air of heat dissipation shell 2 circulate through louvre 3, thereby reach radiating effect, the inside of heat dissipation shell 2 is provided with heat dissipation mechanism, clearance mechanism and the actuating mechanism who is used for driving heat dissipation mechanism and clearance mechanism.
Further, actuating mechanism includes driving motor 4, driving motor 4 fixes the bottom in 2 intracavity of heat dissipation shell, the top of driving motor 4 output shaft has first axis of rotation 5 through shaft coupling swing joint, the top of first axis of rotation 5 is rotated and is installed the top in 2 intracavity of heat dissipation shell, the outer wall of first axis of rotation 5 is fixed with first conical gear 6, can drive first axis of rotation 5 when driving motor 4's output shaft rotates and rotate, first axis of rotation 5 rotates simultaneously and can drive first conical gear 6 and rotate.
Further, the heat dissipation mechanism comprises a first rotation plate 7, the first rotation plate 7 is fixed on the outer wall of the first rotation shaft 5 below the first bevel gear 6, a bearing seat 8 is fixed on the outer wall of the top of the first rotation plate 7 far away from the first bevel gear 6, a second rotation shaft 9 is rotatably installed on the axis of the bearing seat 8, a second bevel gear 10 is fixed on one end of the second rotation shaft 9 close to the first bevel gear 6, the second bevel gear 10 is meshed with the first bevel gear 6, a fixed block 11 is fixed on one end of the second rotation shaft 9 far away from the first bevel gear 6, a first rotation rod 12 is fixed on the outer wall of the fixed block 11 far away from the first rotation shaft 5, fan blades 13 are fixed on the outer wall of the first rotation rod 12, when the first rotation shaft 5 drives the first bevel gear 6 to rotate, the first rotation plate 5 drives the first rotation plate 7 to rotate, when the first rotation plate 7 rotates, the bearing, thereby drive second axis of rotation 9 and do circular motion along the axle center of first axis of rotation 5, first bevel gear 6 and second bevel gear 10 meshing transmission simultaneously to make second axis of rotation 9 still rotate along the axle center of bearing frame 8 when doing circular motion along the axle center of first axis of rotation 5, thereby drive fixed block 11 and rotate, fixed block 11 can drive first axis of rotation 12 and flabellum 13 and rotate, make flabellum 13 still revolve round first axis of rotation 5 when the rotation, further improve the scope that flabellum 13 bloied, thereby improve the radiating effect.
Furthermore, the cleaning mechanism comprises a first gear 14, the first gear 14 is fixed on the outer wall of the first rotating shaft 5 near the top end, a dust-proof cylinder 15 is rotatably installed on the inner wall of the heat dissipation housing 2, the dust-proof cylinder 15 can play a dust-proof effect and prevent dust from entering the heat dissipation housing 2 from the heat dissipation holes 3, a vent hole 16 is formed in the outer wall of the dust-proof cylinder 15, the aperture of the vent hole 16 is smaller than that of the heat dissipation holes 3 so as to prevent dust from directly entering the heat dissipation housing 2 from the heat dissipation holes 3 and the vent hole 16, meanwhile, air blown out by the fan can be blown out from the vent hole 16 and the heat dissipation holes 3, a rack 17 is fixed on the inner wall of the dust-proof cylinder 15 near the first gear 14, a second gear 18 is engaged and transmitted between the first gear 14 and the rack 17, a second rotating rod 19 is rotatably installed on the axis of, the second rotating rod 19 is fixed on the outer wall of the second rotating plate 20, the outer wall of the dust-proof cylinder 15 close to the heat dissipation hole 3 is fixed with a fixing strip 21, a brush 22 is fixed on the fixing strip 21, at least 2 fixing strips 21 and brushes 22 are arranged, the cleaning effect of the heat dissipation hole 3 can be improved by arranging a plurality of groups of fixing strips 21 and brushes 22, when the first rotating shaft 5 drives the first bevel gear 6 to rotate, the first gear 14 can be driven to rotate, the first gear 14 can drive the second gear 18 to perform meshing transmission, then the second gear 18 can perform meshing transmission with the rack 17, so that the rack 17 drives the dust-proof cylinder 15 to rotate, when the dust-proof cylinder 15 rotates, the fixing strip 21 can be driven to rotate, and then the fixing strips 21 drive the brushes 22 to clean the heat dissipation hole 3, the dust under brushing can be blown out from the heat dissipation hole 3 along with the rotation of the fan blades 13, thereby preventing the dust from entering the heat dissipation, therefore, the effect of cleaning the heat dissipation holes 3 while enhancing heat dissipation by rotating the fan blades 13 is achieved, and the heat dissipation holes 3 are prevented from being blocked by dust to reduce the heat dissipation effect.
Further, be provided with slide mechanism between dust protection tube 15 and the heat dissipation shell 2, slide mechanism includes circular spout 23, and roll between the outer wall that dust protection tube 15 penetrated circular spout 23 one end and the inner wall of circular spout 23 and install ball 24, can become rolling friction with the sliding friction between circular spout 23 and dust protection tube 15 through ball 24, has reduced the frictional force between dust protection tube 15 and the circular spout 23, makes dust protection tube 15 rotate more smoothly.
The working principle is as follows: when the pressure sensor with the heat dissipation function is used, the driving motor 4 is started, when an output shaft of the driving motor 4 rotates, the first rotating shaft 5 is driven to rotate, meanwhile, the first rotating shaft 5 rotates, the first conical gear 6 is driven to rotate, when the first rotating shaft 5 drives the first conical gear 6 to rotate, the first rotating shaft 5 drives the first rotating plate 7 to rotate, when the first rotating plate 7 rotates, the bearing seat 8 is driven to rotate, so that the second rotating shaft 9 is driven to do circular motion along the axis of the first rotating shaft 5, meanwhile, the first conical gear 6 is in meshing transmission with the second conical gear 10, so that the second rotating shaft 9 does circular motion along the axis of the first rotating shaft 5 and also rotates along the axis of the bearing seat 8, so that the fixing block 11 is driven to rotate, the fixing block 11 drives the first rotating rod 12 and the fan blades 13 to rotate, so that the fan blades 13 revolve around the first rotating shaft 5 while rotating, further improve the scope that flabellum 13 was bloied, still can drive first gear 14 when first axis of rotation 5 drives first bevel gear 6 pivoted and rotate, first gear 14 rotates and can drive second gear 18 and do the meshing transmission, then second gear 18 can do the meshing transmission with rack 17, thereby make rack 17 drive dust tube 15 and rotate, can drive fixed strip 21 when dust tube 15 rotates and rotate, and then make fixed strip 21 drive brush 22 and clear up louvre 3, the dust under the brush can blow off from louvre 3 along with the rotation of flabellum 13, prevent that the dust from getting into heat dissipation shell 2, and then make heat dissipation shell 2 can also carry out the effect of clearing up louvre 3 when improving the radiating effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A pressure sensor with heat dissipation function, includes pressure sensor body (1), its characterized in that: the pressure sensor is characterized in that a heat dissipation shell (2) is fixed at the bottom of the pressure sensor, heat dissipation holes (3) are formed in the heat dissipation shell (2), and a heat dissipation mechanism, a cleaning mechanism and a driving mechanism for driving the heat dissipation mechanism and the cleaning mechanism are arranged inside the heat dissipation shell (2).
2. The pressure sensor with a heat dissipation function according to claim 1, wherein: the driving mechanism comprises a driving motor (4), the driving motor (4) is fixed at the bottom in the cavity of the heat dissipation shell (2), the top end of an output shaft of the driving motor (4) is movably connected with a first rotating shaft (5) through a coupler, the top end of the first rotating shaft (5) is rotatably installed at the top in the cavity of the heat dissipation shell (2), and a first bevel gear (6) is fixed on the outer wall of the first rotating shaft (5).
3. The pressure sensor with a heat dissipation function according to claim 2, wherein: the heat dissipation mechanism comprises a first rotating plate (7), the first rotating plate (7) is fixed on the outer wall of the first rotating shaft (5) below the first bevel gear (6), a bearing seat (8) is fixed on the outer wall of the top of the first rotating plate (7) far away from the first bevel gear (6), a second rotating shaft (9) is rotatably arranged at the axis of the bearing seat (8), a second bevel gear (10) is fixed at one end of the second rotating shaft (9) close to the first bevel gear (6), the second bevel gear (10) is meshed with the first bevel gear (6), a fixed block (11) is fixed at one end of the second rotating shaft (9) far away from the first bevel gear (6), the outer wall that first axis of rotation (5) was kept away from in fixed block (11) is fixed with first rotation pole (12), the outer wall of first rotation pole (12) is fixed with flabellum (13).
4. The pressure sensor with a heat dissipation function according to claim 3, wherein: the cleaning mechanism comprises a first gear (14), the first gear (14) is fixed on the outer wall of the top end of the first rotating shaft (5), a dust-proof cylinder (15) is installed on the inner wall of the heat dissipation shell (2) in a rotating mode, an air vent (16) is formed in the outer wall of the dust-proof cylinder (15), a rack (17) is fixed on the inner wall of the dust-proof cylinder (15) close to the first gear (14), a second gear (18) is meshed between the first gear (14) and the rack (17) in a transmission mode, a second rotating rod (19) is installed on the axis of the second gear (18) in a rotating mode, a second rotating plate (20) is fixed on the outer wall of the first rotating shaft (5) close to the first gear (14), the second rotating rod (19) is fixed on the outer wall of the second rotating plate (20), and a fixing strip (21) is fixed on the outer wall of the dust-proof cylinder (15) close to the heat, the fixed strip (21) is fixed with a brush (22).
5. The pressure sensor with a heat dissipation function according to claim 4, wherein: be provided with slide mechanism between dust protection cylinder (15) and heat dissipation shell (2), slide mechanism includes circular spout (23), roll between dust protection cylinder (15) penetrate the outer wall of circular spout (23) one end and the inner wall of circular spout (23) and install ball (24).
6. The pressure sensor with a heat dissipation function according to claim 5, wherein: and a terminal (25) is fixed on one side of the top of the pressure sensor body (1).
7. The pressure sensor with a heat dissipation function according to claim 6, wherein: the number of the fixing strips (21) and the number of the brushes (22) are not less than 2.
8. The pressure sensor with a heat dissipation function according to claim 7, wherein: the aperture of the vent hole (16) is smaller than that of the heat dissipation hole (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011062538.7A CN112284573B (en) | 2020-09-30 | 2020-09-30 | Pressure sensor with heat dissipation function |
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| CN202011062538.7A CN112284573B (en) | 2020-09-30 | 2020-09-30 | Pressure sensor with heat dissipation function |
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| CN112284573A true CN112284573A (en) | 2021-01-29 |
| CN112284573B CN112284573B (en) | 2022-01-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114334371A (en) * | 2021-12-16 | 2022-04-12 | 江苏鑫鸿电气设备有限公司 | Temperature control device of transformer |
| CN114838811A (en) * | 2022-04-13 | 2022-08-02 | 徐州信控智能科技有限公司 | Dust-proof high-safety mining intrinsic safety type vibration sensor |
| CN117068217A (en) * | 2023-10-07 | 2023-11-17 | 江苏九州电器有限公司 | Electric heater convenient to maintain and used for high-speed rail and maintenance method thereof |
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