Waterproof mounting box for transmitter of temperature, humidity and oxygen sensor

Abstract

The utility model provides a waterproof installation box of humiture oxygen sensor emitter relates to electrical apparatus element protection device technical field, including box body, box cover and waterproof jacket, the box mouth surface of box body is provided with a circle of protruding waterproof edge, the box mouth surface outside waterproof edge is provided with fixed hole and mounting groove, the fixed hole is provided with screw hole no. A mounting hole is formed in the mounting groove, a wiring port is formed in the side wall of the box body, the waterproof sleeve is arranged on the wiring port, a rubber sleeve is arranged in the waterproof sleeve, the box cover and the box body are correspondingly spliced, a groove spliced with the waterproof edge is formed in the splicing face, and a second screw hole corresponding to the first screw hole is formed in the top face of the box cover. According to the waterproof installation box, the problem that after an existing waterproof installation box for the emitter is used for a period of time, part of water vapor intrudes into the box body through the installation holes, the humidity in the box body is increased, and a circuit board and a metal piece are corroded can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical component protection devices, in particular to a waterproof installation box for a temperature, humidity and oxygen sensor transmitter. Background Art

[0002] Industries such as metallurgy, tobacco, chemical industry, gas, water treatment, and special gases need to deploy temperature, humidity, and oxygen sensors to monitor the environment during production, and then feed the monitoring data back to the transmitter for unified collection and transmission. Due to the high humidity in the industrial production environment, the transmitter and its power supply and circuit board need to be installed in the production workshop through a waterproof installation box.

[0003] The current sensor transmitter waterproof installation box includes a box body and a box cover. The transmitter and its power supply and circuit board are installed in the box body, and the box body is installed in the production workshop through the mounting hole. The data cable of the sensor is connected to the circuit board in the box body through the wiring hole on the box body. The box cover is fixed to the box body by bolts for sealing and waterproofing.

[0004] The current transmitter waterproof installation box has the following problems in use: after a period of use, some water vapor will enter the box through the installation holes between the box body and the base, the wiring holes on the box body, and the bolt fixing holes between the box cover and the box body, causing the humidity in the box body to increase and corrode the circuit board and metal parts. Therefore, this application proposes a temperature, humidity and oxygen sensor transmitter waterproof installation box. Utility Model Content

[0005] In order to overcome the problems in the background technology, the utility model provides a waterproof installation box for a temperature, humidity and oxygen sensor transmitter, which solves the problem that after the currently used transmitter waterproof installation box has been used for a period of time, some water vapor will invade the box body through the installation hole, causing the humidity in the box body to increase and corrode the circuit board and metal parts.

[0006] A waterproof installation box for a temperature, humidity and oxygen sensor transmitter comprises a box body, a box cover and a waterproof sleeve. A convex waterproof edge is arranged on the box opening surface of the box body, a fixing hole and an installation groove are arranged on the box opening surface outside the waterproof edge, a screw hole 1 is arranged in the fixing hole, a mounting hole is arranged in the installation groove, a wiring port is arranged on the side wall of the box body, the waterproof sleeve is arranged on the wiring port, a rubber sleeve is arranged in the waterproof sleeve, the box cover is correspondingly assembled with the box body, a groove assembled with the waterproof edge is arranged on the assembled surface, and a screw hole 2 corresponding to the screw hole 1 is arranged on the top surface of the box cover.

[0007] Furthermore, a sealing column and a sealing block that match the fixing hole and the installation groove are provided on the joint surface of the box cover, and the sealing column and the second screw hole pass through the sealing column and correspond to the first screw hole.

[0008] Furthermore, a mesh drying groove for placing a desiccant is provided on the side wall inside the box body.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The fixing holes and mounting grooves provided in the present application are arranged on the outside of the waterproof edge, which can prevent water vapor from invading the interior of the box body through the fixing holes and mounting grooves in the traditional box body; the box cover is provided with sealing columns and sealing blocks that fit with the fixing holes and mounting grooves, which can seal the fixing holes and mounting grooves after the box body is closed, further improving the waterproof effect; a waterproof cover is provided on the wiring port, and the rubber cover in the waterproof cover is tightened and closed with the wiring to block water vapor, thereby solving the problem that water vapor will invade the box body through the mounting holes of the currently used transmitter waterproof mounting box after a period of use, thereby increasing the humidity in the box body and causing corrosion to the circuit board and metal parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings required for use in describing the embodiments are described.

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the top view of the box body of the utility model;

[0015] Figure 4 It is a schematic diagram of the top view of the box cover of the utility model.

[0016] 1-box body, 11-waterproof edge, 12-screw hole 1, 13-wiring port, 14-drying slot, 2-box cover, 21-groove, 22-screw hole 2, 23-sealing column, 24-sealing block, 3-waterproof cover, 31-rubber cover, 4-fixing hole, 5-installation slot. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0018] The utility model discloses a waterproof installation box for a temperature, humidity and oxygen sensor transmitter. Figure 1-4A waterproof installation box for a temperature, humidity and oxygen sensor transmitter comprises a box body 1, a box cover 2 and a waterproof sleeve 3. A convex waterproof edge 11 is arranged on the box opening surface of the box body 1, a fixing hole 4 and a mounting groove 5 are arranged on the box opening surface outside the waterproof edge 11, a screw hole 12 is arranged in the fixing hole 4, a mounting hole is arranged in the mounting groove 5, a wiring port 13 is arranged on the side wall of the box body 1, the waterproof sleeve 3 is arranged on the wiring port 13, a rubber sleeve 31 is arranged in the waterproof sleeve 3, the box cover 2 is correspondingly assembled with the box body 1, a groove 21 assembled with the waterproof edge 11 is arranged on the assembled surface, and a screw hole 22 corresponding to the screw hole 12 is arranged on the top surface of the box cover 2.

[0019] The box body 1 can be fixed to the wall bolts through the mounting holes in the mounting grooves 5, and the box body 1 and the box cover 2 can be closed and fixed by installing bolts in the screw holes 12 and 22 to waterproof the electrical components inside. The mounting grooves 5 and the fixing holes 4 are arranged on the outside of the waterproof edge 11. After the box body 1 and the box cover 2 are closed, the waterproof edge 11 and the groove 21 are closed, avoiding the problem that the mounting grooves 5 and the fixing holes 4 of the traditional box body 1 are directly arranged in the box body 1, and water vapor easily invades the interior of the box body from the mounting grooves 5 and the fixing holes 4. The wiring head of the sensor can be inserted into the waterproof cover 3 and connected to the wiring port 13. At the same time, the rubber cover 31 in the waterproof cover 3 can wrap the wiring of the wiring head to block the invasion of water vapor.

[0020] See also Figure 1-4 A sealing column 23 and a sealing block 24 that match the fixing hole 4 and the mounting groove 5 are provided on the joint surface of the box cover 2. The second screw hole 22 passes through the sealing column 23 and corresponds to the first screw hole 12. The sealing column 23 and the sealing block 24 can block the fixing hole 4 and the mounting groove 5 to improve the waterproof effect.

[0021] See also Figure 1-4 A mesh drying groove 14 for placing a desiccant is provided on the side wall of the box body 1. The desiccant can be placed in the drying groove 14 to keep the inside of the box body 1 dry.

[0022] Working process:

[0023] The box body 1 is fixed to the wall bolts in the workshop through the mounting holes in the mounting grooves 5. The box body 1 and the box cover 2 are closed by installing bolts in the screw holes 12 and 22. During the closing process, the sealing column 23 and the sealing block 24 are assembled with the fixing holes 4 and the mounting grooves 5, and the waterproof edge 11 is closed with the groove 21. After the box body 1 and the box cover 2 are fixed, the wiring head of the sensor is inserted into the waterproof cover 3 and connected to the wiring port 13.

[0024] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A waterproof installation box for a temperature, humidity and oxygen sensor transmitter, characterized in that: The invention comprises a box body (1), a box cover (2) and a waterproof sleeve (3); a convex waterproof edge (11) is arranged on the box opening surface of the box body (1); a fixing hole (4) and a mounting groove (5) are arranged on the box opening surface outside the waterproof edge (11); a screw hole (12) is arranged in the fixing hole (4); a mounting hole is arranged in the mounting groove (5); a wiring port (13) is arranged on the side wall of the box body (1); the waterproof sleeve (3) is arranged on the wiring port (13); a rubber sleeve (31) is arranged in the waterproof sleeve (3); the box cover (2) and the box body (1) are correspondingly assembled; a groove (21) assembled with the waterproof edge (11) is arranged on the assembled surface; and a screw hole (22) corresponding to the screw hole (12) is arranged on the top surface of the box cover (2).

2. The waterproof installation box for the temperature, humidity and oxygen sensor transmitter according to claim 1, characterized in that: A sealing column (23) and a sealing block (24) that fit with the fixing hole (4) and the mounting groove (5) are provided on the joint surface of the box cover (2), and the second screw hole (22) passes through the sealing column (23) and corresponds to the first screw hole (12).

3. The waterproof installation box for the temperature, humidity and oxygen sensor transmitter according to claim 1, characterized in that: A mesh-type drying groove (14) for placing a desiccant is provided on the side wall of the box body (1).

Images