CN115900935B - Noise detector with safety protection structure - Google Patents
Noise detector with safety protection structure Download PDFInfo
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- CN115900935B CN115900935B CN202211696560.6A CN202211696560A CN115900935B CN 115900935 B CN115900935 B CN 115900935B CN 202211696560 A CN202211696560 A CN 202211696560A CN 115900935 B CN115900935 B CN 115900935B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a noise detector with a safety protection structure, which relates to the technical field of noise detectors and comprises a first shell, wherein a second shell is arranged at the back end of the first shell, a liquid crystal screen is arranged on the surface of the first shell, a groove is formed in the back end of the second shell, a support is hinged in the groove, a key is arranged at the back end of the second shell, and the noise detector further comprises: the heat dissipation parts are arranged at the back end of the second shell, the two heat dissipation parts are symmetrically arranged by taking the second shell as a center, and the heat dissipation parts are positioned above the support. According to the invention, the first shell is inserted into the clamping groove through the elastic plate to limit, and the elastic plate is extruded to incline when the triangular block is contacted with the triangular contact block, so that the triangular block can move to the bottom of the clamping groove, the triangular block is fixed through the triangular contact block, the first shell and the second shell are mutually fixed together, the waterproof component is arranged in the first shell, and the waterproof component is used for waterproof.
Description
Technical Field
The invention relates to the technical field of noise detectors, in particular to a noise detector with a safety protection structure.
Background
A noise detector is an instrument for monitoring an environment of an industrial site having noise. With the improvement of the requirements of people on the quality of the surrounding living and working environments, the traditional detector is gradually unable to meet the measurement requirements, and is more favored for a detector with a wide dynamic range and an underground explosion-proof function. The noise detector is provided with an A frequency weighting network, a full-automatic measuring range and frequency signal output. The method can be used for detecting noise of underground coal mines and factory enterprises;
the existing noise detector does not have the protection function, the noise detector cannot be contacted with water stains, the water stains easily damage parts inside the noise detector after entering the noise detector, when the noise detector is used in some wet places, moist gas in the air can enter the noise detector, and the noise detector is extremely easy to be damaged, so that the noise detector with the safety protection structure is provided.
Disclosure of Invention
In order to solve the technical problems, the invention provides a noise detector with a safety protection structure, which comprises a first shell, wherein a second shell is arranged at the back end of the first shell, a liquid crystal screen is arranged on the surface of the first shell, a groove is formed in the back end of the second shell, a bracket is hinged in the groove, a key is arranged at the back end of the second shell, and the noise detector further comprises:
the heat dissipation parts are arranged at the back end of the second shell, the two heat dissipation parts are symmetrically arranged by taking the second shell as a center, and the heat dissipation parts are positioned above the bracket;
the waterproof component is arranged at one end of the first shell, which is close to the second shell, the inner wall of the second shell is fixedly connected with a power supply mechanism, a liquid crystal screen is arranged on the surface of the first shell, the result of noise measurement is displayed through the liquid crystal screen, the power supply mechanism is electrically connected with an internal buzzer, the internal buzzer can be externally connected with an external sensor and the like, data inside the internal buzzer can be exported to a computer for viewing, the liquid crystal screen can display the measuring range of the noise so as to improve the stability of noise measurement, one end of the power supply mechanism, which is far away from the second shell, is electrically connected with the internal buzzer, an alarm is arranged inside the second shell, and the power supply mechanism is arranged inside the waterproof component;
and an auxiliary member located at a center end of the waterproof member.
Further, the built-in buzzer is electrically connected with the alarm, the built-in buzzer is electrically connected with the liquid crystal display, and the first shell and the second shell are in contact with each other.
Further, an elastic plate is fixedly connected to the surface of the first shell, a triangular block is fixedly connected to the lower surface of the elastic plate, a clamping groove is formed in the inner wall of the second shell, and a triangular contact block is fixedly connected to the inner wall of the clamping groove;
the elastic plate is contacted with the inner wall of the clamping groove, and the triangular block is contacted with the triangular contact block.
Further, the waterproof component comprises a waterproof film I, a rubber block I, a waterproof film II and a rubber block II, wherein the waterproof film I is fixedly connected with the inner wall of the shell I, the waterproof film II is fixedly connected with the inner wall of the shell II, the rubber block I is fixedly connected with the end part of the waterproof film I, and the rubber block II is fixedly connected with the end part of the waterproof film II;
and the waterproof film II is fixedly connected with the surface of the power supply mechanism.
Further, the first rubber block is fixedly connected with the inner wall of the first shell, the second rubber block is fixedly connected with the inner wall of the second shell, and the first rubber block and the second rubber block are in contact with each other.
Further, the auxiliary component comprises a sealing groove, a spring, a sealing block, a round hole, a semicircular block, a limiting groove and an extrusion plate, wherein the sealing groove is formed in the surface of the second rubber block, the semicircular block is fixedly connected with the inner wall of the sealing groove, the sealing block is fixedly connected with the surface of the first rubber block, the round hole and the limiting groove are respectively formed in the surface of the sealing block, the spring is fixedly connected with the surface of the first rubber block, a plurality of limiting grooves and round holes are formed in the surface of the second rubber block, the limiting grooves and the round holes are uniformly distributed around the surface of the second rubber block, the number of the springs and the extrusion plate corresponds to the number of the round holes and the limiting grooves, one end, far away from the first rubber block, of the spring is fixedly connected with the inner wall of the round hole, and the limiting groove and the first rubber block are fixedly connected through the extrusion plate;
and the sealing groove is positioned at one end of the second rubber block, which is far away from the second waterproof membrane.
Further, the sealing block is in contact with the inner wall of the sealing groove, the sealing block is in contact with the surface of the semicircular block, and a plurality of limiting grooves and round holes are formed in the surface of the second rubber block.
Further, the heat dissipation component comprises a heat dissipation frame, a connecting block, heat dissipation holes, a top plate, an arc plate, a pull rod, a dust screen, a slide bar, a central plate, an elastic sheet, a central frame, a folding plate and a sealing rubber column, wherein the heat dissipation holes are formed in the surface of the heat dissipation frame, the heat dissipation frame is fixedly connected with the back end of a second shell, the top plate is fixedly connected with a support, the top plate is hinged with the heat dissipation frame through the arc plate, the arc plate is hinged with the connecting block through the pull rod, the connecting block is fixedly connected with the central end of the elastic sheet, the dust screen is fixedly connected with the inner wall of the heat dissipation frame, the slide bar is fixedly connected with the inner wall of the heat dissipation frame, the central plate is fixedly connected with the slide bar through the central frame, and the end of the folding plate is fixedly connected with the sealing rubber column;
the folding plate is hinged to the end of the central plate.
Further, the end of the elastic sheet is hinged with the surface of the folding plate, the sealing rubber column is hinged with the surface of the sliding rod, and one end of the folding plate away from the center plate is contacted with the inner wall of the heat dissipation frame.
The invention has the beneficial effects that:
according to the invention, the first shell is inserted into the clamping groove through the elastic plate to limit, the elastic plate is extruded to incline when the triangular block is contacted with the triangular contact block, so that the triangular block can move to the bottom of the clamping groove, the triangular block is fixed through the triangular contact block, the first shell and the second shell are mutually fixed together, the waterproof part is arranged in the first shell and the second shell, the waterproof part is used for preventing water from entering the inside through a contact gap between the first shell and the second shell to damage parts, the auxiliary part is arranged in the center of the waterproof part, the sealing property between the waterproof parts is improved through the extrusion of the auxiliary part, the waterproof property is improved, the heat dissipation part is arranged at the back end of the second shell, and the heat dissipation part is used for dissipating heat.
After the first shell and the second shell are spliced, the first rubber block and the second rubber block are contacted with each other to seal the first shell and the second shell, the first waterproof film and the second waterproof film are arranged in the first shell and the second shell to seal, and the sealing performance is improved through the extrusion of the first rubber block and the second rubber block.
When the first rubber block is contacted with the second rubber block, the sealing block is pushed into the sealing groove for insertion after a while, the semicircular block can squeeze the front surface of the sealing block, the contact tightness between the sealing block and the sealing groove is further improved, and when the sealing block enters the sealing groove, the sealing block increases the hardness of the sealing block through the squeezing plate, so that the problem that the waterproof property is reduced because the sealing block does not enter the sealing groove is avoided.
When the device is used in a dry environment, the support is pulled out of the groove to support the shell II, the top plate is extruded by the support to incline downwards through the arc plate, the elastic sheet is pulled out of the heat dissipation frame through the connecting block by the pull rod through the movement of the arc plate, the folding plate is contracted towards the center plate through the contraction of the elastic sheet, so that heat between the shell I and the shell II can be discharged through the heat dissipation holes, dust is prevented from entering the shell I through the dust screen, and when the device is used in a wet environment, the folding plate seals the heat dissipation frame through the contact between the sealing rubber column and the surface of the sliding rod, and moisture is prevented from entering the shell I through the heat dissipation holes.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of a second housing of the present invention;
FIG. 3 is a schematic top cross-sectional view of the housing of the present invention;
FIG. 4 is a schematic top view of a second cross-sectional view of the housing of the present invention;
FIG. 5 is an enlarged schematic view of portion A of FIG. 4 in accordance with the present invention;
fig. 6 is a schematic view of the overall structure of a waterproof membrane of the present invention;
FIG. 7 is an enlarged schematic view of portion B of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic diagram of the overall structure of a heat dissipating rack according to the present invention;
fig. 9 is a schematic view of the overall structure of the folding plate of the present invention.
1. A first shell; 2. a second shell; 3. a liquid crystal panel; 4. a groove; 5. a bracket; 6. a key; 7. a heat radiating member; 8. a buzzer is arranged in the device; 9. a power supply mechanism; 10. a waterproof member; 11. a triangular contact block; 12. a clamping groove; 13. triangular blocks; 14. an elastic plate; 15. an auxiliary member; 20. a waterproof membrane I; 21. a first rubber block; 22. a waterproof membrane II; 23. a second rubber block; 30. sealing grooves; 31. a spring; 32. a sealing block; 33. a round hole; 34. a semicircle block; 35. a limit groove; 36. an extrusion plate; 40. a heat dissipation frame; 41. a connecting block; 42. a heat radiation hole; 43. a top plate; 44. an arc plate; 45. a pull rod; 46. a dust screen; 47. a slide bar; 48. a center plate; 49. an elastic sheet; 50. a center frame; 51. a folding plate; 52. and sealing the rubber column.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1-7, the invention discloses a noise detector with a safety protection structure, which comprises a first housing 1, a second housing 2 is arranged at the back end of the first housing 1, a liquid crystal screen 3 is arranged on the surface of the first housing 1, a groove 4 is arranged at the back end of the second housing 2, a bracket 5 is hinged in the groove 4, a key 6 is arranged at the back end of the second housing 2, and the noise detector further comprises:
the heat dissipation parts 7 are arranged at the back end of the second shell 2, the two heat dissipation parts 7 are symmetrically arranged by taking the second shell 2 as a center, and the heat dissipation parts 7 are positioned above the bracket 5;
the waterproof part 10, the waterproof part 10 is set up in the one end that the first 1 of body is close to second 2 of body, the inner wall of second 2 of body fixedly connects with the power supply mechanism 9, the one end that the power supply mechanism 9 is far away from second 2 of body is electrically connected with built-in buzzer 8, the inside of second 2 of body is provided with the alarm, the power supply mechanism 9 is set up in the inside of the waterproof part 10, the first 1 of body of the invention is spliced in the inside of the draw-in groove 12 through the elastic plate 14 to limit, the triangular block 13 produces the slope with the extrusion elastic plate 14 when contacting the triangular contact block 11, make the triangular block 13 can move to the bottom of the draw-in groove 12, fix the triangular block 13 through the triangular contact block 11, fix the first 1 of body and second 2 of body together, there are waterproof parts 10 inside, avoid the water stain to enter the inside to damage to the part through the contact gap between second 2 of body 1, there is an auxiliary part 15 in the centre of the waterproof part 10, improve the leak tightness between the waterproof parts 10 through the extrusion of the auxiliary part 15, improve the waterproof, the back end of body 2 of body 7 is provided with the heat dissipation part 7 through the heat dissipation part 7;
an auxiliary member 15, the auxiliary member 15 being located at the center end of the waterproof member 10.
The built-in buzzer 8 is electrically connected with the alarm, the built-in buzzer 8 is electrically connected with the liquid crystal screen 3, and the first shell 1 and the second shell 2 are in contact with each other.
The surface of the first shell 1 is fixedly connected with an elastic plate 14, the lower surface of the elastic plate 14 is fixedly connected with a triangular block 13, the inner wall of the second shell 2 is provided with a clamping groove 12, and the inner wall of the clamping groove 12 is fixedly connected with a triangular contact block 11;
the elastic plate 14 contacts the inner wall of the locking groove 12, and the triangular block 13 contacts the triangular contact block 11.
The waterproof component 10 comprises a waterproof film I20, a rubber block I21, a waterproof film II 22 and a rubber block II 23, wherein the waterproof film I20 is fixedly connected with the inner wall of a shell I1, the waterproof film II 22 is fixedly connected with the inner wall of a shell II 2, the rubber block I21 is fixedly connected with the end part of the waterproof film I20, and the rubber block II 23 is fixedly connected with the end part of the waterproof film II 22;
the waterproof film II 22 is fixedly connected with the surface of the power supply mechanism 9.
The first rubber block 21 is fixedly connected with the inner wall of the first shell 1, the second rubber block 23 is fixedly connected with the inner wall of the second shell 2, and the first rubber block 21 and the second rubber block 23 are in contact with each other.
The auxiliary component 15 comprises a sealing groove 30, a spring 31, a sealing block 32, a round hole 33, a semicircular block 34, a limiting groove 35 and an extrusion plate 36, wherein the sealing groove 30 is formed in the surface of the rubber block II 23, the semicircular block 34 is fixedly connected with the inner wall of the sealing groove 30, the sealing block 32 is fixedly connected with the surface of the rubber block I21, the round hole 33 and the limiting groove 35 are respectively formed in the surface of the sealing block 32, the spring 31 is fixedly connected with the surface of the rubber block I21, one end of the spring 31, which is far away from the rubber block I21, is fixedly connected with the inner wall of the round hole 33, the limiting groove 35 is fixedly connected with the rubber block I21 through the extrusion plate 36, when the rubber block I21 is contacted with the rubber block II 23, the rubber block I21 pushes the sealing block 32 into the sealing groove 30 for insertion, the semicircular block 34 can extrude the front surface of the sealing block 32, the tightness of the contact between the sealing block 32 and the sealing groove 30 is further improved, and when the sealing block 32 enters the sealing groove 30, the sealing block 32 increases the hardness of the self through the extrusion plate 36, and the waterproof performance of the sealing block 32 is prevented from being lowered due to the fact that the sealing block 32 does not enter the sealing groove 30;
the seal groove 30 is positioned at one end of the second rubber block 23 away from the second waterproof membrane 22.
The sealing block 32 is contacted with the inner wall of the sealing groove 30, the sealing block 32 is contacted with the surface of the semicircular block 34, and a plurality of limit grooves 35 and round holes 33 are formed in the surface of the second rubber block 23.
Example 2
Distinguishing features from example 1;
as shown in fig. 8-9: the heat dissipation part 7 comprises a heat dissipation frame 40, a connecting block 41, a heat dissipation hole 42, a top plate 43, an arc plate 44, a pull rod 45, a dust screen 46, a slide rod 47, a central plate 48, an elastic sheet 49, a central frame 50, a folding plate 51 and a sealing rubber column 52, wherein the heat dissipation hole 42 is formed in the surface of the heat dissipation frame 40, the heat dissipation frame 40 is fixedly connected with the back end of a second shell 2, the top plate 43 is fixedly connected with the support 5, the top plate 43 is hinged with the heat dissipation frame 40 through the arc plate 44, the arc plate 44 is hinged with the connecting block 41 through the pull rod 45, the connecting block 41 is fixedly connected with the central end of the elastic sheet 49, the dust screen 46 is fixedly connected with the inner wall of the heat dissipation frame 40, the slide rod 47 is fixedly connected with the inner wall of the heat dissipation frame 40 through the central frame 50, the end of the folding plate 51 is fixedly connected with the sealing rubber column 52, when the heat dissipation device is used in a dry environment, the top plate 43 is fixedly connected with the second shell 2 through the support 5, the arc plate 44 is pressed down, the pull rod 45 is used for pushing the arc plate 41 to enable the elastic sheet 49 to be pulled out of the inner part of the heat dissipation frame 40 through the arc plate 44, the first shell 47 can be prevented from being contracted into the inner part of the heat dissipation frame 1 through the sealing rubber column 52, and the inner part of the heat dissipation frame 1 can be prevented from entering the inner part of the heat dissipation frame 1 through the sealing rubber column 52 through the inner part of the folding plate 47, and the heat dissipation frame 1 through the inner part is prevented from entering the sealing rubber column 52;
the folding plate 51 is hinged to the end of the central plate 48.
The ends of the elastic pieces 49 are hinged to the surface of the folding plate 51, the sealing rubber posts 52 are hinged to the surface of the slide bar 47, and the end of the folding plate 51 away from the center plate 48 is in contact with the inner wall of the heat sink 40.
One specific application of this embodiment is: the first shell 1 is inserted into the clamping groove 12 through the elastic plate 14 to limit, the elastic plate 14 is extruded to incline when the triangular block 13 is contacted with the triangular contact block 11, so that the triangular block 13 can move to the bottom of the clamping groove 12, the triangular block 13 is fixed through the triangular contact block 11, the first shell 1 and the second shell 2 are mutually fixed together, the waterproof part 10 is arranged in the first shell, the waterproof part 10 is used for preventing water from entering the inside through a contact gap between the first shell 1 and the second shell 2 to damage parts, the auxiliary part 15 is arranged in the center of the waterproof part 10, the sealing property between the waterproof part 10 is improved through the extrusion of the auxiliary part 15, the waterproof performance is improved, the heat dissipation part 7 is arranged at the back end of the second shell 2, the heat dissipation part 7 is used for dissipating heat, the first shell 1 and the second shell 2 are inserted into the second shell, the rubber block I21 and the rubber block II 23 can mutually contact to seal the shell I1 and the shell II 2, the waterproof film I20 and the waterproof film II 22 are arranged in the shell I1 and the shell II 2, the sealing performance is improved through the extrusion of the rubber block I21 and the rubber block II 23, when the rubber block I21 is contacted with the rubber block II 23, the rubber block I21 pushes the sealing block 32 into the sealing groove 30 for internal insertion, the semicircular block 34 can extrude the front surface of the sealing block 32, the contact tightness of the sealing block 32 and the sealing groove 30 is further improved, when the sealing block 32 enters the sealing groove 30, the sealing block 32 increases the self hardness through the extrusion plate 36, the reduction caused by the fact that the sealing block 32 does not enter the sealing groove 30 is avoided, when the device is used in a dry environment, the bracket 5 is pulled out of the groove 4 to support the shell II 2, the top plate 43 is pressed by the bracket 5 to enable the arc plate 44 to incline downwards, the pull rod 45 pulls the elastic sheet 49 out of the heat dissipation frame 40 through the arc plate 44 by utilizing the connecting block 41, the folding plate 51 is contracted towards the center plate 48 through the contraction of the elastic sheet 49, so that heat between the first shell and the second shell can be discharged through the heat dissipation holes 42, dust is prevented from entering the first shell 1 through the dustproof net 46, and when the heat dissipation frame is used in a humid environment, the folding plate 51 seals the heat dissipation frame 40 through the surface contact of the sealing rubber column 52 and the sliding rod 47, and moisture is prevented from entering the first shell 1 through the heat dissipation holes 42.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (6)
1. Noise detector with safety protection structure, including casing one (1), the back end of casing one (1) is provided with casing two (2), the surface of casing (1) is provided with LCD screen (3), recess (4) are seted up to the back end of casing two (2), the inside of recess (4) articulates has support (5), the back end of casing two (2) is provided with button (6), its characterized in that still includes:
the heat dissipation parts (7) are arranged at the back end of the second shell (2), the two heat dissipation parts (7) are symmetrically arranged by taking the second shell (2) as a center, and the heat dissipation parts (7) are positioned above the bracket (5);
the waterproof component (10) is arranged at one end, close to the second shell (2), of the first shell (1), a power supply mechanism (9) is fixedly connected to the inner wall of the second shell (2), a built-in buzzer (8) is electrically connected to one end, far away from the second shell (2), of the power supply mechanism (9), an alarm is arranged in the second shell (2), and the power supply mechanism (9) is arranged in the waterproof component (10);
the waterproof component (10) comprises a waterproof film I (20), a rubber block I (21), a waterproof film II (22) and a rubber block II (23), wherein the waterproof film I (20) is fixedly connected with the inner wall of the shell I (1), the waterproof film II (22) is fixedly connected with the inner wall of the shell II (2), the rubber block I (21) is fixedly connected with the end part of the waterproof film I (20), the rubber block II (23) is fixedly connected with the end part of the waterproof film II (22), the waterproof film II (22) is fixedly connected with the surface of the power supply mechanism (9), the rubber block I (21) is fixedly connected with the inner wall of the shell I (1), the rubber block II (23) is fixedly connected with the inner wall of the shell II (2), and the rubber block I (21) and the rubber block II (23) are in contact with each other;
the auxiliary component (15), auxiliary component (15) is located the center end of waterproofing member (10), auxiliary component (15) include seal groove (30), spring (31), sealing block (32), round hole (33), semicircle piece (34), spacing groove (35) and stripper plate (36), seal groove (30) have been seted up on the surface of rubber piece two (23), semicircle piece (34) and seal groove (30) inner wall fixed connection, sealing block (32) and rubber piece one (21) surface fixed connection, round hole (33) and spacing groove (35) are offered respectively at sealing block (32) surface, spring (31) and rubber piece one (21) surface fixed connection, one end that rubber piece one (21) was kept away from to spring (31) and round hole (33) inner wall fixed connection, spacing groove (35) and rubber piece one (21) pass through stripper plate (36) fixed connection;
the sealing groove (30) is positioned at one end of the second rubber block (23) far away from the second waterproof membrane (22).
2. A noise detector with safety protection structure according to claim 1, characterized in that: the built-in buzzer (8) is electrically connected with the alarm, the built-in buzzer (8) is electrically connected with the liquid crystal display (3), and the first shell (1) and the second shell (2) are in contact with each other.
3. A noise detector with safety protection structure according to claim 1, characterized in that: the surface of the first shell (1) is fixedly connected with an elastic plate (14), the lower surface of the elastic plate (14) is fixedly connected with a triangular block (13), the inner wall of the second shell (2) is provided with a clamping groove (12), and the inner wall of the clamping groove (12) is fixedly connected with a triangular contact block (11);
the elastic plate (14) is contacted with the inner wall of the clamping groove (12), and the triangular block (13) is contacted with the triangular contact block (11).
4. A noise detector with safety protection structure according to claim 1, characterized in that: the sealing block (32) is in contact with the inner wall of the sealing groove (30), the sealing block (32) is in contact with the surface of the semicircular block (34), and a plurality of limiting grooves (35) and round holes (33) are formed in the surface of the rubber block II (23).
5. A noise detector with safety protection structure according to claim 1, characterized in that: the heat dissipation component (7) comprises a heat dissipation frame (40), a connecting block (41), a heat dissipation hole (42), a top plate (43), an arc plate (44), a pull rod (45), a dust screen (46), a slide rod (47), a central plate (48), an elastic sheet (49), a central frame (50), a folding plate (51) and a sealing rubber column (52), wherein the heat dissipation hole (42) is formed in the surface of the heat dissipation frame (40), the heat dissipation frame (40) is fixedly connected with the back end of a second shell (2), the top plate (43) is fixedly connected with a support (5), the top plate (43) is hinged with the heat dissipation frame (40) through the arc plate (44), the arc plate (44) is hinged with the connecting block (41) through the pull rod (45), the connecting block (41) is fixedly connected with the central end of the elastic sheet (49), the dust screen (46) is fixedly connected with the inner wall of the heat dissipation frame (40), the slide rod (47) is fixedly connected with the inner wall of the heat dissipation frame (40), the central plate (48) is fixedly connected with the slide rod (47) through the central frame (50), and the end of the folding plate (52) is fixedly connected with the sealing column (52).
The folding plate (51) is hinged to the end of the central plate (48).
6. The noise detector with safety protection structure of claim 5, wherein: the end of the elastic sheet (49) is hinged with the surface of the folding plate (51), the sealing rubber column (52) is hinged with the surface of the sliding rod (47), and one end of the folding plate (51) away from the center plate (48) is in contact with the inner wall of the heat dissipation frame (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211696560.6A CN115900935B (en) | 2022-12-28 | 2022-12-28 | Noise detector with safety protection structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211696560.6A CN115900935B (en) | 2022-12-28 | 2022-12-28 | Noise detector with safety protection structure |
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| CN115900935A CN115900935A (en) | 2023-04-04 |
| CN115900935B true CN115900935B (en) | 2023-07-04 |
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| CN202211696560.6A Active CN115900935B (en) | 2022-12-28 | 2022-12-28 | Noise detector with safety protection structure |
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