CN220231995U - Sensing device - Google Patents

Abstract

The utility model discloses a sensing device, which includes a shell, a first sealing member and a second sealing member. The shell includes a side wall, a first light-transmitting member and a cover plate, and the opposite sides of the side wall have first openings. and a second opening, a mounting surface is formed at the first opening, a mounting groove is formed at the second opening, the first light-transmitting member is covered with the first opening, and the cover plate is covered with the second opening; the first sealing member is respectively connected with the second opening. The mounting surface is in contact with the first light-transmitting component; the second sealing component is disposed in the mounting groove and is partially exposed in the mounting groove to contact the cover plate. In the present utility model, the first sealing member is in contact between the mounting surface of the side panel and the first light-transmitting member, thereby sealing the gap between the side panel and the first light-transmitting member, and the second sealing member is arranged to interfere with the In the installation groove, the part of the second sealing member is exposed in the installation groove and contacts the cover plate to seal the gap between the side wall and the cover plate to further improve the sealing performance of the induction device and effectively solve the problem of the existing induction device Easy to get water problem.

Description

Sensing device

Technical field

The utility model relates to the technical field of induction devices, and in particular to an induction device.

Background technique

Existing induction device products are prone to water intrusion in rainy and snowy weather when used outdoors, and the products are prone to short-circuit and power outages, resulting in loss of functionality. An infrared sensing device is disclosed in the prior art, and its shell has poor sealing performance and is prone to water intrusion, thus short-circuiting internal components.

Therefore, it is necessary to provide a new sensing device to solve the above technical problems.

Utility model content

The main purpose of the utility model is to provide an induction device, aiming to solve the problems of poor sealing and easy water intrusion of the existing induction device.

In order to achieve the above purpose, the induction device proposed by this utility model includes:

The housing includes a side panel, a first light-transmitting member and a cover, and the opposite sides of the side panel have a first opening and a second opening, and a mounting surface is formed at the first opening. The second opening is provided with an installation groove, the first light-transmitting member is covered with the first opening, and the cover plate is covered with the second opening;

A first sealing member, the first sealing member is in contact with the mounting surface and the first light-transmitting member respectively;

A second sealing member is disposed in the installation groove and partially exposed in the installation groove to abut with the cover plate.

Optionally, the inner wall of the side wall forms a plurality of first limiting protrusions, and the first limiting protrusions are spaced along the edge of the first opening; the first light-transmitting component includes interconnected panels and mounting The first sealing member is in contact with the mounting surface and the panel respectively. A plurality of limiting grooves are provided on the mounting plate. The number of the limiting grooves is related to the number of the first limiting protrusions. The number is consistent and arranged in one-to-one correspondence, and each of the first limiting protrusions is clipped into the corresponding limiting groove to connect the side wall and the first light-transmitting member.

Optionally, the side panels, the first light-transmitting member and the cover plate are enclosed to form a cavity; the housing further includes a battery compartment, the battery compartment is disposed in the cavity, and the The battery compartment includes a compartment body and a second limiting protrusion provided on the compartment body; a snap-in slot is provided on the cover, and the second limit protrusion is snap-fitted into the snap-in slot to connect the The bin body and the cover plate.

Optionally, the second limiting protrusion forms a latching groove with an open bottom; the edge of the latching groove forms a bulge, the second limiting protrusion is latched with the latching groove, and the bulging latches into the card slot.

Optionally, the sensing device further includes a sensing component and a light-emitting component, the sensing component includes a circuit board and a sensor, the circuit board is disposed in the cavity, the sensor is electrically connected to the circuit board, and The sensor is arranged facing the first light-transmitting member, and the sensor is used to sense infrared rays emitted by the human body; the light-emitting component includes a lamp panel and a light guide cover, and the lamp panel is arranged in the cavity. LED lamp beads are provided on the lamp board, and the light guide cover forms a light path channel. Both ends of the light path channel are respectively in contact with the lamp panel and the first light-transmitting member. The light path channel is surrounded by The outer periphery of the LED lamp bead.

Optionally, the sensing component further includes a mounting bracket, the mounting bracket is provided on the circuit board, the mounting bracket is provided with an inclined mounting surface, and an escape opening is provided at the bottom of the mounting bracket, and the sensing The device is arranged on the inclined mounting surface, and the sensing device is electrically connected to the circuit board through the mounting bracket; and/or the side wall of the side wall is provided with a mounting hole, and the sensing device is also It includes a second light-transmitting member, and the second light-transmitting member is disposed in the mounting hole.

Optionally, the sensing device further includes a wall-mounted component, the wall-mounted component includes a wall-mounted plate and an anti-tamper structure, the wall-mounted plate is used for hanging on the wall, the wall-mounted plate is provided with a pressing block, and the The cover plate is hung on the wall hanging plate, the anti-tamper structure is electrically connected to the circuit board, and the anti-tamper structure is partially exposed when the cover plate contacts the pressing block.

Optionally, a placement slot is provided on the cover, and the anti-tamper structure includes an anti-tamper switch and an anti-tamper button. The anti-tamper switch includes a switch body and a trigger rod. The switch body is electrically connected to the circuit board. connection, the trigger rod is rotatably connected to the switch body; the anti-tamper button is slidably disposed in the placement slot, one end of the anti-tamper button is in contact with the pressing block, and the other end of the anti-tamper button is in contact with the pressing block. One end extends through the cover plate into the cavity and contacts the trigger rod.

Optionally, the wall hanging assembly further includes a locking piece, the locking piece includes a connected locking body and a rib, the locking body is rotationally connected to the wall hanging plate; the cover plate faces the A mounting base is provided at the position of the locking piece. When the cover plate is hung on the wall-mounted plate, the locking body is rotated to drive the rib to rotate until the rib abuts against the mounting seat. Then lock the cover plate and the wall hanging plate.

Optionally, the mounting base is provided with a groove that matches the shape of the locking body, the locking body is disposed in the groove, and the locking piece locks the cover plate and When the wall-mounted board is installed, the ribs are in contact with the mounting base;

The locking piece is provided with a clamping block, and the wall hanging plate is provided with a locking groove that is engaged with the clamping block.

In the technical solution of the present invention, the sensing device includes a casing, a first sealing member and a second sealing member. The casing includes a side panel, a first light-transmitting member and a cover, and the opposite sides of the side panel have first openings and The second opening has a mounting surface formed at the first opening, a mounting groove is formed at the second opening, the first light-transmitting member is covered with the first opening, and the cover plate is covered with the second opening; the first sealing member is installed with the second opening respectively. The surface is in contact with the first light-transmitting member; the second sealing member is arranged in the installation groove and is partially exposed in the installation groove to contact with the cover plate. In the present utility model, the first sealing member is in contact between the mounting surface of the side panel and the first light-transmitting member, and the mounting surface cooperates with the first light-transmitting member to clamp the first sealing member so that the first sealing member is fully It is in contact with the mounting surface and the first light-transmitting member, thereby effectively sealing the gap between the side panel and the first light-transmitting member, and the second sealing member is disposed in the mounting groove, and part of the second sealing member is exposed in the mounting groove. When the side panel and the cover plate are in contact with each other through fasteners, the second sealing member is interference-fitted in the installation groove to seal the gap between the side panel and the cover plate to further improve the sealing performance of the induction device. , effectively solving the problem that existing sensing devices are prone to water intrusion.

Description of the drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description These are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on the structures shown in these drawings without exerting creative efforts.

Figure 1 is a cross-sectional view of the sensing device in an embodiment of the present utility model;

Figure 2 is an exploded view of the induction device in the embodiment of the present utility model;

Figure 3 is a schematic structural diagram of a side panel in an embodiment of the present utility model;

Figure 4 is a schematic structural diagram of the battery compartment in the embodiment of the present utility model;

Figure 5 is a schematic structural diagram of a light-emitting component in an embodiment of the present utility model;

Figure 6 is a schematic structural diagram of the mounting bracket in the embodiment of the present utility model;

Figure 7 is a schematic structural diagram of a wall-mounted component in an embodiment of the present utility model;

Figure 8 is a schematic structural diagram of the anti-disassembly structure in the embodiment of the present utility model;

Figure 9 is a schematic structural diagram of the cover plate in the embodiment of the present utility model;

Figure 10 is a schematic structural diagram of the cover plate from another perspective according to the embodiment of the present invention.

Explanation of reference numbers:

The realization of the purpose, functional features and advantages of the present utility model will be further described with reference to the embodiments and the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only some of the embodiments of the present utility model, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present utility model.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relationship between various components in a specific posture (as shown in the accompanying drawings). The relative position relationship, movement conditions, etc., if the specific posture changes, the directional indication will also change accordingly.

In addition, descriptions such as "first", "second", etc. in the present invention are for descriptive purposes only and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically limited.

In this utility model, unless otherwise expressly stipulated and limited, the terms "connection" and "fixing" should be understood in a broad sense. For example, "fixing" can be a fixed connection, a detachable connection, or an integral body; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interactive relationship between two elements, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but they must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that such technical solutions are The combination does not exist and is not within the protection scope required by the present utility model.

The utility model proposes an induction device, aiming to solve the problems of poor sealing and easy water intrusion of the existing induction device.

As shown in FIGS. 1 to 3 , the sensing device 100 includes a housing 10 , a first seal 20 and a second seal 30 . The housing 10 includes a side panel 11 , a first light-transmitting member 12 and a cover 13 . The opposite sides of the enclosure 11 have a first opening 111 and a second opening 113. A mounting surface 112 is formed at the first opening 111, a mounting groove 114 is provided at the second opening 113, and the first light-transmitting member 12 is covered with the first opening 112. The opening 111 and the cover plate 13 cover the second opening 113; the first sealing member 20 is in contact with the mounting surface 112 and the first light-transmitting member 12 respectively; the second sealing member 30 is disposed in the mounting groove 114 and is partially exposed to the mounting surface. The groove 114 is in contact with the cover 13 .

After research, it is found that the poor sealing of the housing of the sensing device 100 is due to the gap between the housing 10 and the lens. The sealing is poor and water is easy to enter, thereby short-circuiting the internal components. In addition, the wireless sensing device 100 is generally equipped with a battery compartment 15 inside. In order to facilitate battery replacement, the battery compartment 15 is often provided with a battery cover 13. The battery cover 13 is detachably connected to the casing, and there is also a gap between the battery cover 13 and the casing. In this embodiment, the first sealing member 20 is in contact between the mounting surface 112 of the side panel 11 and the first light-transmitting member 12 , and the mounting surface 112 cooperates with the first light-transmitting member 12 to clamp the first sealing member 20 . The first sealing member 20 is fully in contact with the mounting surface 112 and the first light-transmitting member 12, thereby effectively sealing the gap between the side panel 11 and the first light-transmitting member 12, and the second sealing member 30 is disposed in the mounting groove. 114, and the part of the second seal 30 is exposed in the installation groove 114 and contacts the cover plate 13. When the side panel 11 and the cover plate 13 are connected through fasteners, the second seal 30 is interference-disposed in the installation groove 114. , thereby sealing the gap between the side panel 11 and the cover 13 to further improve the sealing performance of the induction device 100, effectively solving the problem that the existing induction device 100 is prone to water ingress, and the utility model has a waterproof and dustproof level Able to reach IP44.

Based on the above embodiment, a plurality of first limiting protrusions 115 are formed on the inner wall of the side panel 11 , and the first limiting protrusions 115 are spaced along the edge of the first opening 111 ; the first light-transmitting member 12 includes interconnected panels 121 and a mounting plate. 122. The first seal 20 is in contact with the mounting surface 112 and the panel 121 respectively. A plurality of limiting grooves 122a are provided on the mounting plate 122. The number of the limiting grooves 122a is consistent with the number of the first limiting protrusions 115 and one by one. Correspondingly arranged, each first limiting protrusion 115 is respectively engaged in the corresponding limiting groove 122a to connect the side wall 11 and the first light-transmitting member 12. The mounting surfaces 112 on the panel 121 and the side panel 11 are respectively pressed against both sides of the first seal 20 . A plurality of first limiting protrusions 115 are arranged at intervals along the edge of the first opening 111 . Snap into a plurality of limiting grooves 122a in a one-to-one correspondence to engage the side panel 11 and the mounting plate 122, which is beneficial to enhancing the connection strength between the side panel 11 and the first light-transmitting member 12, so that the panel 121 and the mounting surface 112 cooperates to clamp the first sealing member 20, so that the first sealing member 20 fully fills the gap between the panel 121 and the mounting surface 112 to ensure the sealing performance of the connection between the side panel 11 and the first light-transmitting member 12. The number of the first limiting protrusions 115 is at least two. The two first limiting protrusions 115 are respectively provided on both sides of the inner walls of the first opening 111 . The number of the limiting grooves 122a is consistent with the number of the first limiting protrusions 115 and is one. One corresponding setting; the greater the number of the first limiting protrusions 115, the higher the connection strength between the side wall 11 and the first light-transmitting member 12, and the more stable the connection structure.

In one embodiment, the side panel 11, the first light-transmitting member 12 and the cover 13 form a cavity 14; the housing 10 also includes a battery compartment 15, which is disposed in the cavity 14. The battery compartment 15 includes The bin body 151 and the second limiting protrusion 152 provided on the bin body 151; the cover plate 13 is provided with a snap-in groove 131, and the second limit protrusion 152 snaps into the snap-in groove 131 to connect the bin body 151 and the cover plate. 13. The side of the compartment body 151 away from the first light-transmitting member 12 has a cavity for placing the battery. The second limiting protrusion 152 is inserted into the engaging groove 131 on the cover 13 to connect the battery compartment 15 and the cover 13. Thereby, the battery compartment 15 is fixed in the cavity 14 to prevent the battery compartment 15 from moving in the cavity 14 and colliding with other components. The number of the second limiting protrusions 152 may be multiple. The plurality of second limiting protrusions 152 are arranged at intervals on the edge of the bin body 151 . The number of the locking grooves 131 is consistent with the number of the second limiting protrusions 152 and is provided in one-to-one correspondence. , the plurality of second limiting protrusions 152 are respectively clicked into the corresponding snap grooves 131 to connect the compartment body 151 and the cover 13 , thereby further enhancing the connection strength between the battery compartment 15 and the cover 13 , which is beneficial to improving the performance of the induction device 100 Structural stability.

Among them, as shown in Figures 4 and 9, the second limiting protrusion 152 forms a bottom opening latching groove 152a; the edge of the engaging groove 131 forms a protrusion 132, and the second limiting protrusion 152 is engaged with the engaging groove 131. The bump 132 is locked into the slot 152a. When engaging the battery compartment 15 with the cover 13, first extend the second limiting protrusion 152 into the engaging groove 131, then align the protrusion 132 in the engaging groove 131 with the opening of the engaging groove 152a, and slide the cover. 13. Slide the protrusion 132 into the clamping slot 152a to engage the second limiting protrusion 152 with the clamping slot 131. This embodiment can not only make the connection between the battery compartment 15 and the cover 13 firm, but also facilitate the cover 13 Disassembled, user-replaceable battery.

In addition, as shown in Figures 1, 2 and 5, the sensing device 100 also includes a sensing component 40 and a light-emitting component 60. The sensing component 40 includes a circuit board 41 and a sensor 42. The circuit board 41 is disposed in the cavity 14, and the sensor 42 It is electrically connected to the circuit board 41, and the sensor 42 is arranged facing the first light-transmitting member 12. The sensor 42 is used to sense the infrared rays emitted by the human body; the light-emitting component 60 includes a lamp panel 61 and a light guide cover 62. The lamp panel 61 is arranged in the cavity. , and the lamp board 61 is electrically connected to the circuit board 41, the lamp board 61 is provided with LED lamp beads, the light guide cover 62 forms a light path channel 621, and the two ends of the light path channel 621 are respectively connected to the lamp board 61 and the first light-transmitting member 12 are in contact with each other, and the light path channel 621 is arranged around the periphery of the LED lamp bead. An installation cavity connected to the cavity 14 is provided on the side of the warehouse body 151 close to the first light-transmitting component 12. The circuit board 41 is arranged in the installation cavity. When someone passes by the sensing device 100, the infrared rays emitted by the human body pass through the first transparent part. The optical component 12 is received by the sensor 42, and the sensor 42 transmits the signal to the circuit board 41. The circuit board 41 is electrically connected to the lamp board 61, so that the circuit board 41 controls the LED lamp beads on the lamp board 61 to light up, and then lights up other lights. , the light emitted by LED lamp beads is soft, allowing the human eye to have buffer time to adapt before turning on the headlights, thus preventing the human eye from suddenly receiving strong light and causing dazzling discomfort. Both ends of the light guide cover 62 are respectively in contact with the lamp panel 61 and the first light-transmitting member 12, and a light path channel 621 is formed in the light guide cover 62. The light path channel 621 is surrounding the LED lamp bead, and the light guide cover 62 can The light of LED lamp beads is limited to a specific luminous area to prevent light from escaping and affecting the luminous effect. The light path channel 621 is arranged to gradually expand from the lamp panel 61 to the first light-transmitting member 12, which guides the light of the LED lamp beads and expands the light-emitting area.

As shown in Figure 6, specifically, the sensing component 40 also includes a mounting bracket 43. The mounting bracket 43 is provided on the circuit board 41. The mounting bracket 43 is provided with an inclined mounting surface 431, and an escape opening 432 is provided at the bottom of the mounting bracket 43. The sensor 42 is disposed on the inclined mounting surface 431 , and the sensor 42 passes through the mounting bracket 43 and is electrically connected to the circuit board 41 . Since the sensing device 100 is generally installed at a high place, the sensor 42 is installed on the inclined mounting surface 431. The inclination angle of the inclined mounting surface 431 is 5° to 10°. Therefore, the sensor 42 is also at a certain inclination angle so that the sensor 42 can receive The bottom of the mounting bracket 43 is provided with an escape opening 432 for infrared rays emitted by the human body below to prevent the mounting bracket 43 from blocking the infrared rays emitted by the human body, thereby maintaining the sensing sensitivity of the sensing device 100 .

In another embodiment, a mounting hole 116 is opened in the side wall of the side wall 11 , and the sensing device 100 further includes a second light-transmitting member 50 , and the second light-transmitting member 50 is disposed in the mounting hole 116 . The second light-transmitting member 50 can be disposed on both side walls or the bottom of the side panel 11 so that infrared rays can be received by the sensor 42, thereby improving the sensitivity of the sensing device 100 and improving user experience. In addition, the side wall 11 can also be a light-transmitting part, which not only saves the installation process, but also facilitates production, and also allows infrared rays to pass through the side wall 11 and be received by the sensor 42 .

Further, as shown in FIGS. 2 and 6 , the sensing device 100 also includes a wall-mounted component 70 . The wall-mounted component 70 includes a wall-mounted plate 71 and an anti-tamper structure 72 . The wall-mounted plate 71 is used for hanging on the wall. The wall-mounted plate 71 A pressing block 711 is provided, the cover plate 13 is hung on the wall hanging plate 71 , the anti-tampering structure 72 is electrically connected to the circuit board 41 , and the anti-tampering structure 72 is partially exposed on the cover plate 13 and contacts the pressing block 711 . The wall-mounted plate 71 is hung on the wall through screws, and the pressing block 711 is arranged facing the anti-tampering structure 72. When the cover plate 13 is hung on the wall-mounted plate 71, the pressing block 711 presses against the anti-tampering structure 72; when the cover plate 13 is loose Or when detached from the wall-mounted plate 71, the pressing block 711 cannot press against the anti-disassembly structure 72 and even the pressing block 711 is far away from the anti-disassembly structure 72. The anti-disassembly structure 72 is triggered and transmits the signal to the user's receiving end through the circuit board 41, such as a mobile phone, Tablets, etc., thereby enabling users to monitor the installation status of the sensing device 100 in real time, detect looseness and deviation of the sensing device 100 in a timely manner, and prevent the sensing device 100 from falling and being damaged.

Furthermore, as shown in Figures 1, 7, 8 and 10, the cover 13 is provided with a placement slot 133. The anti-tamper structure 72 includes an anti-tamper switch 721 and an anti-tamper button 722. The anti-tamper switch 721 includes a switch. The main body 721a and the trigger rod 721b, the switch main body 721a is electrically connected to the circuit board 41, the trigger rod 721b is rotationally connected to the switch main body 721a; the anti-tamper button 722 is slidably disposed in the placement groove 133, and one end of the anti-tamper button 722 is against the pressing block 711. Then, the other end of the anti-tamper button 722 extends into the cavity 14 through the cover plate 13 and contacts the trigger rod 721b. The cover 13 is provided with a placement slot 133 corresponding to the pressing block 711. The anti-tamper button 722 is disposed in the placement slot 133 and is partially exposed in the placement slot 133. When the cover 13 is hung on the wall hanging plate 71, the pressing block 711 Press against the anti-tamper button 722 so that the anti-tamper button 722 presses the trigger rod 721b and the anti-tamper switch 721 is in the triggering state. When the cover 13 is loose or separated from the wall-mounted plate 71, the pressing block 711 cannot press the anti-tamper button 722. At this time, the trigger rod 721b rebounds and triggers the anti-tamper switch 721. The anti-tamper switch 721 transmits a signal to the user through the circuit board 41, so that the user can monitor the installation status of the sensing device 100.

In one embodiment, as shown in Figures 7 and 10, the wall hanging assembly 70 also includes a locking piece 73. The locking piece 73 includes a connected locking body 731 and a rib 732. The locking body 731 and the wall hanging plate 71 Rotating connection; the cover 13 is provided with a mounting seat 134 at a position facing the locking member 73. When the cover 13 is hung on the wall-mounted plate 71, the locking body 731 is rotated to drive the rib 732 to rotate until the rib 732 is installed. The seat 134 abuts to lock the cover plate 13 and the wall hanging plate 71 . The wall hanging plate 71 is provided with two connecting seats arranged at intervals. The two ends of the locking body 731 are respectively rotatably installed in the two connecting seats, and one end of the locking body 731 is exposed on the wall hanging plate 71, and a strip is formed at the end. The strip-shaped groove is used for docking with the tool, so that the user can rotate the locking member 73 through the tool. The retaining edge 732 is located on the side of the locking body 731 close to the wall hanging plate 71. When the cover plate 13 is hung on the wall mounting plate 71, the locking body 731 is slidably mounted on the mounting base 134, and the user then rotates the locking body 731 to allow the retaining edge 732 to slide. The edge 732 is in contact with the top of the mounting base 134 to limit the cover 13 so that the cover 13 cannot move upward to separate from the wall-mounted plate 71, thereby achieving a locking effect; when it is necessary to detach the cover 13 from the wall-mounted plate 71, Rotate the locking member 73 in the opposite direction until the rib 732 is no longer in contact with the mounting base 134, and then the cover 13 can be moved upward to separate the cover 13 from the wall-mounted plate 71.

Among them, the mounting base 134 is provided with a groove 134a that matches the shape of the locking body 731. The locking body 731 is disposed in the groove 134a. When the locking member 73 locks the cover 13 and the wall hanging plate 71, the sidewall 732 abuts the edge of groove 134a. The locking body 731 is in sliding contact with the inner wall of the groove 134a, and the shape of the rib 732 matches the shape of the groove 134a. When the locking member 73 locks the cover plate 13 and the wall hanging plate 71, the rib 732 and the groove 134a The edges abut against each other to limit the cover plate 13 so that the cover plate 13 cannot move upward, thus locking the cover plate 13 and the wall hanging plate 71 , thereby enhancing the connection strength between the cover plate 13 and the wall hanging plate 71 .

In another embodiment, the locking member 73 is provided with a blocking block 733 , and the wall hanging plate 71 is provided with a locking groove 712 that engages with the blocking block 733 . The blocking block 733 is inserted into the locking groove 712 to limit the locking member 73 . The number of the blocking blocks 733 is two. The two blocking blocks 733 are respectively the first blocking block and the second blocking block. The first blocking block 733 and The second clamping blocks 733 are arranged opposite to each other. When the cover 13 is not hung on the wall hanging plate 71, the first clamping block 733 engages with the locking groove 712 to lock the locking member 73 to prevent the locking member 73 from being attached to the wall hanging plate. 71; when the cover 13 is placed on the wall-mounted plate 71, the user rotates the locking member 73 to disengage the first blocking block 733 from the locking groove 712 until the second blocking block 733 snaps into the locking groove 712 and stops rotating. The locking member 73, at this time, the rib 732 is in contact with the mounting base 134 to limit the cover 13, and the locking member 73 is locked. The cooperation between the two blocking blocks 733 and the locking groove 712 facilitates the user to determine whether the locking member 73 is rotated in place, thereby improving the user's experience.

In addition, the sensing device 100 also includes a reset button, which is electrically connected to the circuit board 41. The reset button is used to restart the sensing device 100 without power interruption. When the sensing device 100 crashes, the sensing device 100 may be restarted by pressing the reset button.

The above are only preferred embodiments of the present utility model, and do not limit the patent scope of the present utility model. Any equivalent structural transformation made by using the contents of the description and drawings of the present utility model under the concept of the present utility model, Or directly/indirectly used in other related technical fields are included in the scope of patent protection of this utility model.

Claims (10)

1. A sensing device, characterized in that the sensing device includes: The housing includes a side panel, a first light-transmitting member and a cover, and the opposite sides of the side panel have a first opening and a second opening, and a mounting surface is formed at the first opening. The second opening is provided with an installation groove, the first light-transmitting member is covered with the first opening, and the cover plate is covered with the second opening; A first sealing member, the first sealing member is in contact with the mounting surface and the first light-transmitting member respectively; A second sealing member is disposed in the installation groove and partially exposed in the installation groove to abut with the cover plate. 2. The induction device according to claim 1, wherein a plurality of first limiting protrusions are formed on the inner wall of the side wall, and the first limiting protrusions are spaced apart along the edge of the first opening; The first light-transmitting member includes a panel and a mounting plate connected to each other. The first sealing member is in contact with the mounting surface and the panel respectively. A plurality of limiting grooves are provided on the mounting plate. The limiting grooves are The number of grooves is consistent with the number of the first limiting protrusions and is arranged in one-to-one correspondence. Each of the first limiting protrusions is respectively snapped into the corresponding limiting groove to connect the side wall and the first limiting protrusion. Translucent parts. 3. The sensing device according to claim 2, wherein the side panels, the first light-transmitting member and the cover form a cavity; the housing further includes a battery compartment, and the The battery compartment is arranged in the cavity, and the battery compartment includes a compartment body and a second limiting protrusion provided on the compartment body; a snap-in groove is provided on the cover plate, and the second limiting protrusion is connected to the cavity. The clamping groove is clamped to connect the chamber body and the cover plate. 4. The induction device according to claim 3, wherein the second limiting protrusion forms a slot with an open bottom; the edge of the engaging slot forms a bump, and the second limiting protrusion is connected to the engaging slot. The latching groove is latched, and the convex block is latched into the latching groove. 5. The sensing device according to claim 3, wherein the sensing device further includes a sensing component and a light-emitting component, the sensing component includes a circuit board and a sensor, and the circuit board is disposed in the cavity, The sensor is electrically connected to the circuit board, and the sensor is arranged facing the first light-transmitting member. The sensor is used to sense infrared rays emitted by the human body; the light-emitting component includes a lamp panel and a light guide cover. The lamp panel is disposed in the cavity, LED lamp beads are provided on the lamp panel, the light guide cover forms a light path channel, and both ends of the light path channel are connected to the lamp panel and the first transparent panel respectively. The optical parts are in contact with each other, and the optical path channel is arranged around the outer periphery of the LED lamp bead. 6. The sensing device according to claim 5, wherein the sensing device further includes a mounting bracket, the mounting bracket is disposed on the circuit board, the mounting bracket is provided with an inclined mounting surface, and the An escape opening is provided at the bottom of the mounting bracket, the sensor is disposed on the inclined mounting surface, and the sensor is electrically connected to the circuit board through the mounting bracket; and/or, the side wall of the side wall A mounting hole is provided, and the sensing device further includes a second light-transmitting member, and the second light-transmitting member is disposed in the mounting hole. 7. The induction device according to claim 5, characterized in that the induction device further includes a wall-mounted component, the wall-mounted component includes a wall-mounted plate and an anti-tamper structure, and the wall-mounted plate is used to be hung on a wall, The wall hanging plate is provided with a pressing block, the cover plate is hung on the wall hanging plate, the anti-tampering structure is electrically connected to the circuit board, and the anti-tampering structure is partially exposed between the cover plate and the circuit board. The pressing block is in contact. 8. The induction device according to claim 7, wherein a placement slot is provided on the cover, the anti-tamper structure includes an anti-tamper switch and an anti-tamper button, and the anti-tamper switch includes a switch body and a trigger. Rod, the switch body is electrically connected to the circuit board, the trigger rod is rotationally connected to the switch body; the anti-tamper button is slidably disposed in the placement slot, and one end of the anti-tamper button is connected to the The pressing block abuts, and the other end of the anti-tamper button extends through the cover plate into the cavity and abuts the trigger rod. 9. The sensing device according to claim 8, wherein the wall-mounted assembly further includes a locking member, the locking member includes a connected locking body and a rib, the locking body and the The wall-mounted plate is rotationally connected; the cover plate is provided with a mounting seat at a position facing the locking piece. When the cover plate is hung on the wall-mounted plate, the locking body is rotated to drive the sidewall to rotate. , until the rib abuts against the mounting base to lock the cover plate and the wall hanging plate. 10. The sensing device according to claim 9, wherein the mounting base is provided with a groove that matches the shape of the locking body, and the locking body is disposed in the groove. When the locking piece locks the cover plate and the wall hanging plate, the rib abuts the mounting base; and/or, the locking piece is provided with a blocking block, and the wall hanging plate is A locking slot is provided for snapping with the clamping block.