An explosion-proof noise detector

Abstract

The utility model relates to the technical field of noise detectors, specifically an explosion-proof noise detector, including a noise detector body, a touch display screen is provided on the front side of the noise detector body, a U-shaped bracket is provided at the lower end of the noise detector body through a fixing mechanism, a noise sensor is provided at the bottom of the noise detector body through a data line, a support rod is fixed at the lower end of the U-shaped bracket, a plurality of support legs are fixed at the lower end of the support rod, and the plurality of support legs are evenly spaced and arranged, a limiting wheel is provided at the lower side of the inner part of the U-shaped bracket through a rotating shaft, a placement plate is fixed at the front side of the limiting wheel, an elastic buckle is fixed at the upper end of the placement plate, a locking mechanism is provided at the lower side of the limiting wheel inside the U-shaped bracket, and the locking mechanism can limit the rotation of the limiting wheel. The utility model is not only convenient for quick disassembly and assembly of the bracket, and has good portability, but also convenient for adjusting the direction of sound collection of the noise sensor according to needs, and has strong versatility.

Description

Technical Field

[0001] The utility model relates to the technical field of noise detectors, in particular to an explosion-proof noise detector. Background Art

[0002] In daily life, higher decibel noise can cause serious damage to the human eardrum, leading to deafness, etc. Noise detector is the most basic instrument for noise measurement. It is generally composed of a condenser microphone, a preamplifier, an attenuator, an amplifier, and an effective value indicator. It is mainly used to measure environmental noise, quality control, and health prevention.

[0003] The noise detector is sometimes held in the hand for use, and sometimes installed on the ground for use. In the prior art, the noise detector is not convenient for quick disassembly and assembly of the bracket, has poor portability, and is not convenient for adjusting the direction of the noise sensor's sound reception as needed. It lacks versatility, so we have launched an explosion-proof noise detector. Utility Model Content

[0004] The purpose of the utility model is to provide an explosion-proof noise detector, which is not only convenient for quick disassembly and assembly of the bracket and has good portability, but also convenient for adjusting the sound receiving direction of the noise sensor according to needs and has strong versatility, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A kind of explosion-proof noise detector comprises a noise detector body, a touch display screen is provided on the front side of the noise detector body, a U-shaped bracket is provided at the lower end of the noise detector body through a fixing mechanism, a noise sensor is provided at the bottom of the noise detector body through a data line, a support rod is fixedly provided at the lower end of the U-shaped bracket, a plurality of support legs are fixedly provided at the lower end of the support rod, and the plurality of support legs are evenly spaced, a limiting wheel is provided at the lower side of the interior of the U-shaped bracket through rotation of a rotating shaft, a placement plate is fixedly provided at the front side of the limiting wheel, an elastic buckle is fixedly provided at the upper end of the placement plate, a locking mechanism is provided at the lower side of the limiting wheel inside the U-shaped bracket, and the locking mechanism can limit the rotation of the limiting wheel.

[0007] Preferably, the locking mechanism includes a locking rod, which is vertically arranged at the lower side of the limiting wheel, and a plurality of locking grooves matching the locking rod are formed at the bottom of the limiting wheel. A circular groove is formed at the lower end of the locking rod, and a fixing rod is slidably provided in the circular groove. The lower end of the fixing rod is fixedly connected to the U-shaped bracket, and a spring is provided on the movable sleeve of the rod wall of the fixing rod located at the lower side of the locking rod.

[0008] Preferably, an annular plate is fixedly sleeved on the lower side of the rod wall of the locking rod.

[0009] Preferably, the spring is always in a compressed state.

[0010] Preferably, the fixing mechanism includes a bolt, and a rectangular groove matching with the upper ends of the two vertical parts of the U-shaped bracket is formed at the bottom of the noise detector body, and threaded holes are formed on the side walls of the upper ends of the two vertical parts of the U-shaped bracket, and the bolt is threadedly connected to the hole wall of the threaded hole, and one end of the bolt is tightly pressed against the groove wall of the rectangular groove.

[0011] Preferably, the elastic buckle is configured to be C-shaped.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The explosion-proof noise detector is provided with supporting legs, supporting rods, U-shaped brackets, limiting wheels, bolts, a noise detector body, a touch display screen, a data cable, a noise sensor, an elastic buckle, a placement plate, a spring, a fixing rod, a locking rod, and an annular plate. When the noise sensor needs to be adjusted, the annular plate is pulled downward, and the annular plate drives the locking rod to squeeze the spring and move to the outside of the locking groove. At this time, the limiting wheel can be rotated, and the limiting wheel adjusts the angle of the noise sensor through the placement plate. The annular plate is loosened, and the spring pushes the locking rod to fit into the locking groove. After the adjustment is completed, when the U-shaped bracket needs to be removed, the two bolts are unscrewed, and the U-shaped bracket can be taken out of the rectangular groove, and then the noise detector body can be separated from the supporting rod. The utility model is not only convenient for quick disassembly and assembly of the bracket and has good portability, but also convenient for adjusting the direction of sound reception of the noise sensor according to needs, and has strong versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The figure is a schematic diagram of the structure of an explosion-proof noise detector.

[0015] Figure 2 The figure is a schematic diagram of the upward structure of an explosion-proof noise detector.

[0016] Figure 3 for Figure 2 An enlarged schematic diagram of the local part A in the figure.

[0017] In the figure: 1. Support leg; 2. Support rod; 3. U-shaped bracket; 4. Limit wheel; 5. Bolt; 6. Noise detector body; 7. Touch screen; 8. Data cable; 9. Noise sensor; 10. Elastic buckle; 11. Placement plate; 12. Spring; 13. Fixing rod; 14. Locking rod; 15. Ring plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 3 , the utility model provides a technical solution:

[0020] A kind of explosion-proof noise detector comprises a noise detector body 6, a touch display screen 7 is arranged on the front side of the noise detector body 6, a U-shaped bracket 3 is arranged at the lower end of the noise detector body 6 through a fixing mechanism, a noise sensor 9 is arranged at the bottom of the noise detector body 6 through a data line 8, a support rod 2 is fixedly arranged at the lower end of the U-shaped bracket 3, a plurality of support legs 1 are fixedly arranged at the lower end of the support rod 2, and the plurality of support legs 1 are evenly spaced and distributed, a limiting wheel 4 is arranged at the lower side of the inner part of the U-shaped bracket 3 through a rotating shaft, a placing plate 11 is fixedly arranged at the front side of the limiting wheel 4, an elastic buckle 10 is fixedly arranged at the upper end of the placing plate 11, and the elastic buckle 10 is arranged in a C shape, and a locking mechanism is arranged at the lower side of the limiting wheel 4 inside the U-shaped bracket 3, and the locking mechanism can limit the rotation of the limiting wheel 4.

[0021] The locking mechanism includes a locking rod 14, which is vertically arranged at the lower side of the limiting wheel 4. A plurality of locking grooves matching the locking rod 14 are provided at the bottom of the limiting wheel 4. A circular groove is provided at the lower end of the locking rod 14, in which a fixing rod 13 is slidably provided. The lower end of the fixing rod 13 is fixedly connected to the U-shaped bracket 3. The rod wall of the fixing rod 13 is located at the lower side of the locking rod 14 and a spring 12 is movably sleeved thereon. The spring 12 is always in a compressed state. The spring 12 can make the locking rod 14. A ring plate 15 is fixedly sleeved on the lower side of the rod wall of the locking rod 14. The ring plate 15 facilitates the staff to push the locking rod 14 downward.

[0022] The fixing mechanism includes a bolt 5. A rectangular groove matching the upper ends of the two vertical parts of the U-shaped bracket 3 is provided at the bottom of the noise detector body 6. Threaded holes are provided on the side walls of the upper ends of the two vertical parts of the U-shaped bracket 3. The bolt 5 is threadedly connected to the hole wall of the threaded hole, and one end of the bolt 5 is tightly pressed against the groove wall of the rectangular groove.

[0023] When the noise sensor 9 needs to be adjusted, pull the annular plate 15 downwards, and the annular plate 15 drives the locking rod 14 to squeeze the spring 12 while moving to the outside of the locking groove. At this time, the limiting wheel 4 can be rotated, and the limiting wheel 4 adjusts the angle of the noise sensor 9 by placing the plate 11. Loosen the annular plate 15, and the spring 12 pushes the locking rod 14 to fit into the locking groove. After the adjustment is completed, when the U-shaped bracket 3 needs to be removed, unscrew the two bolts 5, and the U-shaped bracket 3 can be taken out of the rectangular groove, and then the noise detector body 6 can be separated from the support rod 2.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An explosion-proof noise detector, comprising a noise detector body (6), characterized in that: A touch screen (7) is provided on the front side of the noise detector body (6); a U-shaped bracket (3) is provided at the lower end of the noise detector body (6) through a fixing mechanism; a noise sensor (9) is provided at the bottom of the noise detector body (6) through a data line (8); a support rod (2) is fixedly provided at the lower end of the U-shaped bracket (3); a plurality of support legs (1) are fixedly provided at the lower end of the support rod (2); the plurality of support legs (1) are evenly spaced and arranged; a limiting wheel (4) is provided at the lower side of the interior of the U-shaped bracket (3) through a rotating shaft; a placement plate (11) is fixedly provided at the front side of the limiting wheel (4); an elastic buckle (10) is fixedly provided at the upper end of the placement plate (11); a locking mechanism is provided at the lower side of the limiting wheel (4) inside the U-shaped bracket (3); the locking mechanism can limit the rotation of the limiting wheel (4).

2. The explosion-proof noise detector according to claim 1, characterized in that: The locking mechanism comprises a locking rod (14), the locking rod (14) being vertically arranged at the lower side of the limiting wheel (4), the bottom of the limiting wheel (4) being provided with a plurality of locking grooves matching with the locking rod (14), the lower end of the locking rod (14) being provided with a circular groove, a fixing rod (13) being slidably arranged in the circular groove, the lower end of the fixing rod (13) being fixedly connected to the U-shaped bracket (3), and a spring (12) being movably sleeved on the rod wall of the fixing rod (13) being located at the lower side of the locking rod (14).

3. An explosion-proof noise detector according to claim 2, characterized in that: An annular plate (15) is fixedly sleeved on the lower side of the rod wall of the locking rod (14).

4. The explosion-proof noise detector according to claim 2, characterized in that: The spring (12) is always in a compressed state.

5. The explosion-proof noise detector according to claim 1, characterized in that: The fixing mechanism comprises a bolt (5), a rectangular groove matching with the upper ends of the two vertical parts of the U-shaped bracket (3) is provided at the bottom of the noise detector body (6), threaded holes are provided on the side walls of the upper ends of the two vertical parts of the U-shaped bracket (3), the bolt (5) is threadedly connected to the hole wall of the threaded hole, and one end of the bolt (5) is tightly pressed against the groove wall of the rectangular groove.

6. The explosion-proof noise detector according to claim 1, characterized in that: The elastic buckle (10) is arranged in a C shape.

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