Multi-sensor assembly structure and calibration gas hood

Abstract

The utility model relates to the field of detection equipment, in particular to a multi-sensor assembly structure and a calibration gas hood, which are mounted on a monitor shell and comprise a base with a mounting cavity, a circuit board mounted on the base, a plurality of probes mounted on the circuit board, an outer hood connected with the base and a separator arranged between the outer hood and the circuit board, the partition piece is provided with a plurality of containing cavities, the containing cavities correspondingly contain the probes respectively, and the outer cover and the base clamp and fix the partition piece. The utility model further provides a calibration gas hood, the calibration gas hood comprises a hood body, the open side of the hood body can be detachably connected to the base and / or the outer hood, the side, facing the base, of the hood body is provided with hollow bosses corresponding to the positions of the containing cavities respectively, and the bosses can be correspondingly communicated with the containing cavities. An air hole communicated with the boss is formed in the side, away from the base, of the cover body. According to the utility model, the installation structure of the probe is optimized, so that the problems in the prior art are effectively solved.

Description

Technical Field

[0001] The utility model relates to the field of detection equipment, in particular to a multi-sensor assembly structure and a calibration gas hood. Background Art

[0002] Due to poor natural ventilation in confined spaces, toxic and harmful, flammable and explosive substances may easily accumulate or there may be insufficient oxygen content, or there may be other dangerous and harmful factors such as drowning, collapse and burial, electric shock, mechanical injury, etc. Therefore, when working in confined spaces, gas detection equipment is often used for detection.

[0003] In some working conditions, in order to simplify the on-site installation structure and installation process, the gas detector is installed together with the camera tube bracket, so that the on-site installation of the gas detector can be completed simultaneously after the camera is installed, realizing the simultaneous video monitoring and gas monitoring.

[0004] Currently, for this installation method, the gas detector occupies a large space at the camera housing, resulting in the camera installation being easily restricted by space and being difficult to install on site.

[0005] Therefore, the applicant has developed a multi-sensor assembly structure and a calibration gas hood to solve the above problems. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a multi-sensor assembly structure and a calibration gas hood, which effectively solves the problems existing in the prior art by optimizing the installation structure of the probe.

[0007] In order to solve the above problems, the utility model provides a multi-sensor assembly structure, which is installed on a monitor housing, including a base with an installation cavity, a circuit board installed on the base, a plurality of probes installed on the circuit board, an outer cover connected to the base, and a partition arranged between the outer cover and the circuit board, the partition having a plurality of accommodating cavities, each of which corresponds to accommodating each probe, and the outer cover and the base clamp and fix the partition.

[0008] Furthermore, the separator is configured as a rubber separator.

[0009] Furthermore, an explosion-proof plate is provided at the outer end of the partition.

[0010] Furthermore, the explosion-proof sheet and the circuit board interfere with each other to clamp the separator.

[0011] Furthermore, the outer cover is fixedly connected to the base by threads.

[0012] Furthermore, the circuit board is fixed to the base by bolts.

[0013] The utility model also provides a calibration gas hood, which is used for the above-mentioned assembly structure to cooperate with the calibration sensor. The calibration gas hood includes a hood body with an open side, and the open side of the hood body can be detachably connected to the base and / or the outer cover. The hood body is provided with hollow bosses on a side facing the base corresponding to the positions of the respective accommodating cavities, and the bosses can be connected with the accommodating cavities. The hood body is provided with air holes connected with the bosses on a side facing away from the base.

[0014] Furthermore, the cover body is snap-connected to the base and / or the outer cover.

[0015] Furthermore, the boss is configured as a rubber boss.

[0016] Furthermore, the cover body is provided with a mounting hole at a position corresponding to the boss, the boss is installed in the mounting hole, and the boss extends out of a side of the cover body away from the base to form an air inlet nozzle having the air hole.

[0017] The beneficial effect of the utility model is that the problems existing in the prior art are effectively solved by optimizing the installation structure of the probe. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0019] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model installed behind a monitor housing.

[0020] Figure 2 for Figure 1 The schematic diagram of the structure after the assembly structure is decomposed in the illustrated embodiment.

[0021] Figure 3 for Figure 1 A schematic structural diagram of a center-standard gas hood in the illustrated embodiment.

[0022] Figure 4 for Figure 1 A schematic structural diagram of the center-standard gas hood in another viewing angle in the illustrated embodiment.

[0023] Among them: 1. Monitor housing; 2. Base; 3. Circuit board; 4. Probe; 5. Outer cover; 6. Partition; 7. Explosion-proof plate; 8. Cover body; 9. Boss; 10. Buckle; 11. Slot; 12. Air inlet nozzle; 13. Accommodation cavity. DETAILED DESCRIPTION

[0024] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0025] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0026] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through an intermediate structure, but are connected to form a whole only through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0028] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0029] In the present utility model, if Figure 1-2As shown, a multi-sensor assembly structure is provided, which is installed in a monitor housing 1, including a base 2 with a mounting cavity, a circuit board 3 installed on the base 2, a plurality of probes 4 installed on the circuit board 3, an outer cover 5 connected to the base 2, and a partition 6 arranged between the outer cover 5 and the circuit board 3, wherein the partition 6 has a plurality of accommodating cavities 13, each of which corresponds to accommodating a respective probe 4, and the outer cover 5 and the base 2 clamp and fix the partition 6.

[0030] When installing the assembly structure of the utility model, after fixing the base 2 on the monitor housing 1, the circuit board 3 is installed in the base 2, and then the partition 6 is installed at the position of the circuit board 3, so that each probe 4 is located in the accommodating cavity 13 respectively, and then the partition 6 is fixed after being connected to the base 2 through the outer cover 5 to complete the installation.

[0031] The assembly structure of the utility model concentrates multiple probes 4 into a circuit board 3 and a base 2, so that the detection of different gases can be achieved through single-point installation. Compared with the method of installing separate probes 4 in the monitor housing 1, the installation of the probes 4 reduces the space occupied by the monitor outside, and reduces the monitor's requirements for installation space.

[0032] Moreover, the utility model can separate the probes 4 by placing the probes in the accommodating cavity 13 of the partition 6 to achieve auxiliary fixation and retention of the probes 4; and when the probes 4 need to be calibrated and tested, the test gas can be introduced into the accommodating cavity 13 of the corresponding probe 4 by using an external gas supply element to facilitate detection.

[0033] In the illustrated embodiment, for the structure of the utility model, more specifically, the separator 6 is configured as a rubber separator 6. By configuring the separator 6 as a rubber separator 6, it is convenient to install and fix the separator 6, and the separator 6 can also further achieve vibration reduction and vibration isolation for the probe 4.

[0034] In the illustrated embodiment, for the structure of the utility model, more specifically, as shown in the figure, the outer end of the partition 6 is provided with an explosion-proof plate 7. By providing the explosion-proof plate 7, the protection of the probe 4 can be achieved, and the explosion-proof plate 7 can also be used to abut against the rubber partition 6 to assist in fixing the rubber partition 6.

[0035] In the illustrated embodiment, for the structure of the present utility model, to be more specific, the explosion-proof sheet 7 and the circuit board 3 are interference-clamped to hold the partition 6 .

[0036] By interferingly clamping the separator 6 between the explosion-proof plate 7 and the circuit board 3, the separator 6 can be stably fixed, and the explosion-proof plate can also be stably fixed.

[0037] The explosion-proof plate 7 may be an existing metal mesh explosion-proof plate 7 .

[0038] In the illustrated embodiment, for the structure of the utility model, more specifically, the outer cover is fixedly connected to the base 2 by threads, so that the outer cover 5 can be easily disassembled and assembled.

[0039] In a preferred embodiment, for the structure of the utility model, more specifically, the circuit board 3 is fixed to the base 2 by bolts. Alternatively, in an optional embodiment, the circuit board 3 can also be fixed to the base 2 by bonding.

[0040] The present invention also provides a calibration gas hood, such as Figure 3 and Figure 4 , used for calibrating the sensor in cooperation with the above-mentioned assembly structure, the calibration gas cover includes a cover body 8 with an open side, the open side of the cover body 8 can be detachably connected to the base 2 and / or the outer cover 5, the cover body 8 has a side facing the base 2 and is respectively formed with hollow bosses 9 corresponding to the positions of the respective accommodating cavities 13, the bosses 9 can be correspondingly connected to the accommodating cavities 13, and the cover body 8 has a side facing away from the base 2 and is formed with air holes connected to the bosses 9.

[0041] Therefore, after the monitor and sensor probe 4 are installed, when each probe 4 needs to be calibrated, the calibration gas hood is connected to the base 2 or the outer shell, so that the boss 9 is connected to the corresponding accommodating cavity 13, and then the gas to be calibrated is introduced through the corresponding air hole through the external air supply component to calibrate the probe 4 in the corresponding accommodating cavity 13.

[0042] The utility model provides a calibration gas cover, so that a single accommodating cavity 13 can be conveniently and quickly filled with a measuring gas that meets the requirements.

[0043] In a preferred embodiment, for the structure of the present utility model, more specifically, the cover body 8 is snap-connected to the base 2 and / or the outer cover 5 .

[0044] In the illustrated embodiment, to be more specific, a buckle 10 is provided on the edge of the cover body 8, deformation grooves are provided on both sides of the buckle 10 of the cover body 8, and a slot 11 for the buckle 10 to be inserted into the base 2 is provided. When the cover body 8 is connected to the base 2, the buckle 10 is inserted into the slot 11.

[0045] Alternatively, a slot 11 may be provided on the edge of the outer cover 5 , and the buckle 10 of the cover body 8 may be inserted into the slot 11 .

[0046] As for the connection mode between the cover body 8 and the base 2 and the outer cover 5, in a replaceable embodiment, the cover body 8 and the base 2 and the outer cover 5 can also be screwed together and fixed.

[0047] In the embodiment shown in the figure, for the structure of the utility model, more specifically, the boss 9 is set as a rubber boss 9. By setting the boss 9 as a rubber boss 9, after the rubber boss 9 abuts against the explosion-proof disk 7, when the gas is injected for calibration, the gas leakage can be reduced.

[0048] In a preferred embodiment, as shown in the figure, more specifically, the cover body 8 is provided with a mounting hole at a position corresponding to the boss 9, the boss 9 is installed in the mounting hole, and the boss 9 extends out of the cover body 8 away from the base 2 to form an air inlet nozzle 12 having the air hole. As shown in the figure, by providing the air inlet nozzle 12, it is more convenient to inject air into the accommodating cavity 13.

[0049] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0050] The above is only an embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A multi-sensor assembly structure, installed on a monitor housing, characterized in that: The invention comprises a base with an installation cavity, a circuit board installed on the base, a plurality of probes installed on the circuit board, an outer cover connected to the base, and a partition arranged between the outer cover and the circuit board, wherein the partition has a plurality of accommodating cavities, each of which corresponds to accommodating a respective probe, and the outer cover and the base clamp and fix the partition.

2. The multi-sensor assembly structure according to claim 1, characterized in that: The separator is configured as a rubber separator.

3. The multi-sensor assembly structure according to claim 2, characterized in that: An explosion-proof piece is arranged at the outer end of the partition.

4. The multi-sensor assembly structure according to claim 3, characterized in that: The explosion-proof sheet and the circuit board are interference-clamped to hold the partition.

5. The multi-sensor assembly structure according to claim 1, characterized in that: The outer cover is fixedly connected to the base through threads.

6. The multi-sensor assembly structure according to claim 1, characterized in that: The circuit board is fixed to the base by bolts.

7. A calibration gas hood, characterized in that: Used to calibrate sensors in conjunction with the assembly structure described in any one of claims 1 to 6, the calibration gas hood includes a hood body with an open side, the open side of the hood body can be detachably connected to the base and / or the outer cover, the hood body has hollow bosses formed on a side facing the base corresponding to the positions of the respective accommodating cavities, the bosses can be connected to the accommodating cavities, and the hood body has air holes connected to the bosses formed on a side facing away from the base.

8. The calibration gas hood according to claim 7, characterized in that: The cover body is snap-connected to the base and / or the outer cover.

9. The calibration gas hood according to claim 7, characterized in that: The boss is configured as a rubber boss.

10. The calibration gas hood according to claim 9, characterized in that: The cover body is provided with a mounting hole at a position corresponding to the boss, the boss is mounted in the mounting hole, and the boss extends out of a side of the cover body away from the base to form an air inlet nozzle with the air hole.

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