CN212303498U - Button conduction mechanism and infrared detector - Google Patents

Abstract

The utility model discloses a button conduction mechanism and infrared detector. The infrared detector main part includes the circuit board and locates the switch on circuit board surface, button conduction mechanism includes button and conduction pole, conduction pole movably locates the button with between the switch, the button butt when pressing and promotion the conduction pole orientation the switch removes, so that the conduction pole contact triggers the switch. The technical scheme of the utility model can solve when setting up between button and the switch apart from leading to button and the problem of switch contact failure easily when far away, improve the sensitivity of button to promote infrared detector's user experience.

Description

Button conduction mechanism and infrared detector

Technical Field

The utility model relates to a detector technical field, in particular to button conduction mechanism and infrared detector.

Background

The infrared detector generally comprises a shell and a circuit board arranged in the shell, wherein the shell is provided with a button, the circuit board is provided with a switch, and the normal work of the infrared detector is realized in a mode of direct contact between the button and the switch. However, when the distance between the button and the switch is far away, the button is often shifted in the using process, so that the button and the switch are poor in contact, the infrared detector cannot work normally, the user experience is poor, and therefore the button and the switch are poor in sensitivity and influence on the user experience of the infrared detector due to the fact that the button and the switch are in direct contact easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a button conduction mechanism and infrared detector aims at solving and leads to button and the problem of switch contact failure easily when setting up the distance between button and the switch far away, improves the sensitivity of button to promote infrared detector's user experience.

In order to achieve the above object, the utility model provides a button conduction mechanism is applied to infrared detector's detector main part, infrared detector main part includes the circuit board and locates the switch on circuit board surface, button conduction mechanism includes button and conduction pole, conduction pole movably locates the button with between the switch, the button butt when pressing down and promotion the conduction pole orientation the switch removes, so that the conduction pole contact triggers the switch.

Optionally, the conductive rod has two opposite ends, one end of the conductive rod is in contact with the button, and the other end of the conductive rod is in contact with the switch.

Optionally, the conducting rod comprises a main body rod and a connecting cylinder which are connected, the switch is provided with an insertion column, the connecting cylinder is sleeved on the insertion column, and the button abuts against and pushes the main body rod and the connecting cylinder to move towards the switch when pressed, so that the connecting cylinder contacts and triggers the switch.

Optionally, the hole wall of the connecting cylinder is provided with a reinforcing rib; and/or, the outer surface of the main body rod is provided with a reinforcing rib, and the reinforcing rib is connected with the connecting cylinder.

Optionally, the button includes a pressing body and two elastic arms, and the two elastic arms are oppositely disposed on two opposite sides of the pressing body.

Optionally, button conduction mechanism still includes the conduction support, conduction support fixed connection in the circuit board orientation the surface of switch, the conduction support with the circuit board encloses to close and forms the conduction space, the conduction pole with the switch all is located in the conduction space, just the conduction pole deviates from one end movably of switch runs through the conduction support and exposes in the conduction space, the button butt when pressing the portion that exposes of conduction pole, and promote the conduction pole orientation the switch removes, so that the conduction pole contact triggers the switch.

Optionally, the conduction bracket includes a base plate and a side plate connected to the base plate, the side plate is fixedly connected to the circuit board, the base plate, the side plate and the circuit board together enclose the conduction space, the base plate is provided with a conduction hole communicated with the conduction space, and one end of the conduction rod departing from the switch passes through the conduction hole and is exposed out of the conduction space.

The utility model also provides an infrared detector, infrared detector include the detector main part, the detector main part includes: the shell is provided with an accommodating cavity and is provided with a mounting hole communicated with the accommodating cavity; the circuit board is arranged in the accommodating cavity; and button conduction mechanism, button conduction mechanism includes button and conduction pole, conduction pole movably locates the button with between the switch, button movably of button conduction mechanism install in the mounting hole, the switch of button conduction mechanism is fixed in the circuit board orientation the surface of mounting hole, the equal movably holding intracavity of locating of conduction pole of button conduction mechanism, and be located the button with between the switch, the button butt when pressing promotes the conduction pole orientation the switch removes, so that the conduction pole contacts and triggers the switch.

Optionally, the button comprises a pressing body and two elastic arms, and the two elastic arms are oppositely arranged on two opposite sides of the pressing body; the pressing main body is movably arranged in the mounting hole, and the end parts, far away from the pressing main body, of the two elastic arms are fixed on the inner wall surface of the accommodating cavity.

Optionally, the infrared detector further comprises a mounting bracket, the detector main body is mounted on the mounting bracket, and the mounting bracket is used for being fixed on a wall.

The technical scheme of the utility model, through set up the conduction pole between button and switch, but then push down the button when butt and promote the conduction pole and remove towards the switch to make conduction pole and switch contact, and trigger switch conduction circuit, guarantee that the infrared detector main part normally works. The button conduction mechanism of the button and the conduction rod is adopted to trigger the switch, compared with a mode of directly triggering the switch by the button, the problem that the contact between the button and the switch is poor when the distance between the button and the switch is far can be effectively solved, the sensitivity and the stability of the button are improved, and the user experience of the infrared detector is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the infrared detector of the present invention;

FIG. 2 is a schematic sectional view of the assembled infrared detector;

FIG. 3 is a partial schematic view of the detector body of FIG. 1 from another perspective;

FIG. 4 is a schematic view of the button of FIG. 2 from another perspective;

fig. 5 is a schematic structural view of the conductive rod of fig. 2 from another perspective.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a button conduction mechanism 30 is applied to infrared detector 1000's detector main part 100. The infrared detector 1000 comprises a circuit board 20 and a switch 21 disposed on the surface of the circuit board 20, wherein when the switch 21 is triggered, the circuit is conducted, and the infrared detector 1000 operates normally. Specifically, referring to fig. 1 to 3, the infrared detector 1000 includes a detector main body 100, the detector main body 100 includes a housing 10 and a circuit board 20 disposed in the housing 10, and the switch 21 is soldered and fixed on a surface of the circuit board 20.

Referring to fig. 2 and 3, in an embodiment of the button conducting mechanism 30 of the present invention, the button conducting mechanism 30 includes a button 31 and a conducting rod 32, the conducting rod 32 is movably disposed between the button 31 and the switch 21, and the button 31 abuts against and pushes the conducting rod 32 to move toward the switch 21 when pressed, so that the conducting rod 32 contacts and triggers the switch 21.

Specifically, the button 31 is movably disposed through the housing 10, the conductive rod 32 is substantially in the shape of a long rod and disposed between the button 31 and the switch 21, and the conductive rod 32 extends along the direction from the button 31 to the switch 21 and is movable between the button 31 and the switch 21. With such an arrangement, when the button 31 is pressed, the button 31 contacts one end of the conductive rod 32 and pushes the conductive rod 32 to move toward the switch 21, the conductive rod 32 moves to contact with the switch 21, and the switch 21 is triggered, so that the circuit is conducted.

Therefore, can understand, the technical scheme of the utility model, through set up the conduction pole 32 between button 31 and switch 21, but then push button 31 time butt and promote the conduction pole 32 and remove towards switch 21 to make conduction pole 32 and switch 21 contact, and trigger switch 21 switch-on circuit, guarantee infrared detector 1000 main part normal work. The button transmission mechanism 30 with the button 31 and the transmission rod 32 is adopted to trigger the switch 21, and compared with a mode of directly triggering the switch 21 by the button 31, the problem that contact failure between the button 31 and the switch 21 is easily caused when the distance between the button 31 and the switch 21 is far can be effectively solved, the sensitivity and the stability of the button 31 are improved, and therefore the user experience of the infrared detector 1000 is improved.

Alternatively, the guide bar has opposite ends, and one end of the conductive bar 32 is in contact with the button 31 and the other end is in contact with the switch 21.

In order to make the button 31 conduct the conductive rod 32 to the switch 21 more stably to trigger the switch 21, the length of the conductive rod 32 is generally designed to be the distance from the button 31 to the switch 21, i.e. one end of the conductive rod 32 is in contact with the button 31 and the other end is in contact with the switch 21. It will be appreciated that when the button 31 is pressed, it transmits pressure to the conductive rod 32, the conductive rod 32 transmits pressure to the switch 21, the switch 21 is triggered by force, so that the circuit is conducted, and the infrared detector 1000 works normally.

Referring to fig. 2 and 5, in an embodiment of the present invention, the conductive rod 32 includes a main body rod 321 and a connecting cylinder 322 connected to each other, the switch 21 is provided with a plug-in post, the connecting cylinder 322 is sleeved on the plug-in post, and the button 31 abuts against and pushes the main body rod 321 and the connecting cylinder 322 to move toward the switch 21 when pressed, so that the connecting cylinder 322 contacts and triggers the switch 21.

Specifically, the main body rod 321 is substantially a round rod, the connecting cylinder 322 is substantially a cylinder, the two are adjacent, the diameter of the main body rod 321 is smaller than the outer diameter of the connecting cylinder 322, the plug-in post is formed on the side of the switch 21 away from the circuit board 20, the plug-in post is substantially a cylinder, when the switch is assembled, one end of the connecting cylinder 322 away from the main body rod 321 is sleeved on the plug-in post, and one end of the main body rod 321 away from the connecting cylinder 322 contacts with the button 31. When the button 31 is pressed, the pressure is transmitted to the main body rod 321 and the connecting cylinder 322, the connecting cylinder 322 further transmits the pressure transmission rod 32 to the plug-in post of the switch 21, the switch 21 is triggered by the stress, the circuit is conducted, and the infrared detector 1000 works normally. The structure arrangement can ensure that the conduction process has better stability and reliability.

Further, referring to fig. 5, the hole wall of the connecting cylinder 322 is provided with a rib 323, and the rib 323 can enhance the firmness of the connecting cylinder 322, thereby improving the stability and reliability of the conduction process. The rib 323 is generally elongated and extends along the longitudinal direction of the connector cylinder 322 on the inner wall surface of the connector cylinder 322. Alternatively, the reinforcing ribs 323 are provided in plural, and the plural reinforcing ribs 323 are distributed at intervals on the inner wall surface of the connecting cylinder 322 in the circumferential direction of the connecting cylinder 322.

Further, referring to fig. 5, a rib 323 is disposed on an outer surface of the main body rod 321, and the rib 323 is connected to the connecting cylinder 322. Here, the reinforcing rib 323 is provided to reinforce the connection stability of the main body rod 321 and the connection cylinder 322, thereby reinforcing the overall stability of the conduction rod 32 and further improving the stability and reliability of the conduction process. Specifically, the rib 323 is elongated, extends along the longitudinal direction of the main body rod 321, is provided on the outer surface of the main body rod 321, and is connected to the connecting cylinder 322. Alternatively, the reinforcing rib 323 is provided in a plurality of pieces, and the plurality of reinforcing ribs 323 are spaced apart in the circumferential direction of the main body rod 321.

It should be noted that, generally, the main body rod 321, the connecting cylinder 322 and the reinforcing rib 323 are an integral structure and manufactured by an injection molding process, so that the conductive rod 32 can be ensured to have good overall stability.

Referring to fig. 4, in an embodiment of the present invention, the button 31 includes a pressing body 311 and two elastic arms 312, and the two elastic arms 312 are disposed on two opposite sides of the pressing body 311.

Specifically, the pressing body 311 is substantially rectangular, and the two elastic arms 312 are connected to the pressing body 311 and extend toward two opposite sides of the pressing body 311, and generally, the elastic arms 312 have a certain elasticity, so that the pressing body 311 can be automatically reset after being pressed by a force. Of course, in order to increase its elastic effect, the elastic arm 312 may be provided with a curved shape, such as a C-shape.

Further, please refer to fig. 2 and fig. 3, in an embodiment of the present invention, the button conducting mechanism 30 further includes a conducting bracket 33, the conducting bracket 33 is fixedly connected to a surface of the circuit board 20 facing the switch 21, the conducting bracket 33 and the circuit board 20 enclose a conducting space 33a, the conducting rod 32 and the switch 21 are both located in the conducting space 33a, an end of the conducting rod 32 opposite to the switch 21 movably penetrates through the conducting bracket 33 and is exposed in the conducting space 33a, the button 31 abuts against an exposed portion of the conducting rod 32 when pressed, and pushes the conducting rod 32 to move towards the switch 21, so that the conducting rod 32 contacts and triggers the switch 21.

The conductive bracket 33 is arranged to limit the conductive rod 32, so as to further improve the stability and reliability of the conductive process. The fixing connection of the conductive bracket 33 and the circuit board 20 may be a screw fixing, a snap fixing or other reasonable and effective fixing means. The conductive bracket 33 is assembled to enclose the circuit board 20 to form a conductive space 33a, and the conductive space 33a may be a closed space or a partially open space, which is not limited herein. The switch 21 is located in the conducting space 33a, the connecting cylinder 322 and a part of the main body rod 321 of the conducting rod 32 are located in the conducting space 33a, the conducting bracket 33 is opened with a conducting hole 3311 communicating with the conducting space 33a corresponding to the switch 21, and one end of the main body rod 321 far away from the connecting cylinder 322 passes through the conducting hole 3311 and is exposed out of the conducting space 33 a. When the button 31 is pressed by force, the pressing portion abuts against the exposed end of the conductive rod 32 and pushes the conductive rod 32 to move along the conductive hole 3311 and the conductive space 33a toward the switch 21, so as to trigger the switch 21, and thus the circuit is conducted. Alternatively, the exposed end of the main body rod 321 is in contact with the pressing portion of the push button 31, which can ensure the effectiveness and reliability of the driving process.

Referring to fig. 3, in an embodiment of the present invention, the conductive bracket 33 includes a base plate 331 and a side plate 333 connected to the base plate 331, the side plate 333 is fixedly connected to the circuit board 20, the base plate 331, the side plate 333 and the circuit board 20 together enclose the conductive space 33a, the base plate 331 is provided with a conductive hole 3311 communicating with the conductive space 33a, and an end of the conductive rod 32 departing from the switch 21 passes through the conductive hole 3311 and is exposed to the conductive space 33 a.

Specifically, the substrate 331 is substantially a square plate, the number of the side plates 333 is three, the side plates 333 are sequentially connected to three sides of the substrate 331, and one sides of the three side plates 333 away from the substrate 331 are all fixedly connected to the circuit board 20, so that the substrate 331, the three side plates 333 and the circuit board 20 enclose a conduction space 33a with an opening on one side, and the substrate 331 is opened in the conduction hole 3311 corresponding to the switch 21 so as to allow one end of the conduction rod 32 to pass through. Of course, the shapes of the base 331 and the side plates 333 may be other reasonable shapes, and the number of the side plates 333 may be other, as long as the base 331, the side plates 333, and the circuit board 20 can enclose the conductive space 33 a.

The utility model discloses still provide an infrared detector 1000, infrared detector 1000 includes detector main part 100, and detector main part 100 includes as before button conduction mechanism 30, and the concrete structure of this button conduction mechanism 30 refers to aforementioned embodiment. Since the infrared detector 1000 adopts all technical solutions of all the foregoing embodiments, at least all the beneficial effects brought by the technical solutions of the foregoing embodiments are achieved, and no further description is given here.

Referring to fig. 1 to fig. 3 again, in an embodiment of the infrared detector 1000 of the present invention, the infrared detector 1000 includes a detector main body 100, and the detector main body 100 further includes: the shell 10 is provided with an accommodating cavity, and a mounting hole 111 communicated with the accommodating cavity is formed in the shell 10; the circuit board 20 is arranged in the accommodating cavity; the button 31 of the button conducting mechanism 30 is movably installed in the installation hole 111, the switch 21 of the button conducting mechanism 30 is fixed on the surface of the circuit board 20 facing the installation hole 111, the conducting rods 32 of the button conducting mechanism 30 are movably arranged in the accommodating cavity and located between the button 31 and the switch 21, and the button 31 abuts against and pushes the conducting rods 32 to move towards the switch 21 when being pressed, so that the conducting rods 32 contact and trigger the switch 21.

Specifically, the housing 10 is a split structure, and includes a front housing 11 and a rear housing 13 which are detachably connected, and the two jointly enclose a containing cavity (not labeled), and the detachable connection mode can be a screw connection mode, a snap connection mode or other reasonable and effective connection modes. The mounting hole 111 is opened in the front case 11 and communicated with the accommodating cavity, the circuit board 20 is mounted in the accommodating cavity, and one surface of the circuit board 20 faces the mounting hole 111, and the switch 21 is soldered and fixed on the surface of the circuit board 20 facing the mounting hole 111. The button 31 is movably installed in the installation hole 111, the conduction bracket 33 is installed in the accommodating cavity and located on one side of the circuit board 20 facing the installation hole 111, the conduction bracket 33 is fixedly connected to the inner wall surface of the front shell 11, and the conduction rod 32 is movably installed on the conduction bracket 33. When the button 31 is pressed, the button 31 contacts one end of the conductive rod 32 and pushes the conductive rod 32 to move toward the switch 21 along the conductive bracket 33, the conductive rod 32 moves to contact with the switch 21, and the switch 21 is triggered, so that the circuit is conducted.

In an embodiment of the present invention, the button 31 includes a pressing body 311 and two elastic arms 312, and the two elastic arms 312 are oppositely disposed on two opposite sides of the pressing body 311; the pressing body 311 is movably installed in the installation hole 111, and the ends of the two elastic arms 312 far away from the pressing body 311 are fixed on the inner wall surface of the accommodating cavity.

Specifically, the mounting hole 111 is a substantially square hole, the size of which is slightly larger than the size of the pressing body 311, the two elastic arms 312 are both in a bent shape, a connecting hole is formed in the end portion of each elastic arm 312, which deviates from the pressing body 311, the inner wall of the front shell 11 is correspondingly arranged on the two connecting columns, and when the button 31 is mounted, the connecting holes of each elastic arm 312 are respectively sleeved on the two connecting columns and then are fused and fixed. When the pressing body 311 of the button 31 is pressed, the elastic arm 312 is elastically deformed to transmit a force to the conductive rod 32, the conductive rod 32 transmits the force to the switch 21 due to the limit action of the conductive bracket 33 on the conductive rod 32, and the switch 21 is triggered by a force to conduct a circuit.

Referring to fig. 2, the detector main body 100 further includes an infrared sensor 50, and the infrared sensor 50 is disposed in the accommodating cavity and welded to the surface of the circuit board 20 facing the front shell 11. The detector further comprises a cover 60 and a lens 70, the cover 60 covers the infrared sensor 50 and is fixedly connected to the circuit board 20 and the front shell 11, the cover 60 is approximately in a conical cover shape, openings at two ends are approximately circular, the inner diameter of the cover 60 is sequentially increased along the direction far away from the infrared sensor 50, the lens 70 is approximately circular, the cover is covered on the opening end of the cover 60 far away from the infrared sensor 50, correspondingly, the front shell 11 is provided with an exposed opening exposing the lens 70, and the size of the exposed opening is slightly smaller than that of the lens 70. With such an arrangement, infrared light emitted from the infrared sensor 50 is emitted along the casing 60 and through the lens 70 to detect an external heat source, and since the inner diameter of the casing 60 is sequentially increased in a direction away from the infrared sensor 50, it is possible to ensure that the detector body 100 has a large detection angle.

Further, referring to fig. 1 and fig. 2 again, in an embodiment of the present invention, the infrared detector 1000 further includes a mounting bracket 200, the detector main body 100 is mounted on the mounting bracket 200, and the mounting bracket 200 is used for being fixed on a wall.

Specifically, the mounting bracket 200 is provided with an iron ball 210, the detector main body 100 further comprises a magnet 40, the magnet 40 is provided with an accommodating cavity and attached to the inner wall of the rear shell 13, and the rear shell 13 is provided with a yielding hole 131 communicated with the accommodating cavity corresponding to the magnet 40. When the detector main body 100 is installed, at least a part of the iron ball 210 passes through the abdicating hole 131 and abuts against the magnet 40, the detector main body 100 is installed through the magnetic attraction force between the iron ball 210 and the magnet 40, and then the installation support 200 is fixed on a wall body through a fastener.

In an embodiment of the present invention, the mounting bracket 200 includes a mounting portion (not marked) and a fixing portion (not marked) connected to each other, the fixing portion is substantially in a shape of a circular plate, the mounting portion is protruded at the middle portion of the fixing portion, a mounting groove (not marked) is formed on the surface of the mounting portion facing away from the fixing portion, the iron ball 210 is fixedly mounted on the bottom wall of the mounting groove, and the fixing manner is generally a screw fixing manner. The fixing portion is provided with a fixing hole (not labeled), and when the mounting bracket 200 is fixed, the fastening member is inserted into the fixing hole and fixed to the wall, and the fastening member is generally a screw. Optionally, the fixing holes are provided in plural, and the plural fixing holes are distributed at intervals along the circumferential direction of the fixing portion, so that the mounting stability of the mounting bracket 200 can be enhanced.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. The utility model provides a button conduction mechanism, is applied to infrared detector's detector main part, the infrared detector main part includes the circuit board and locates the switch on circuit board surface, a serial communication port, button conduction mechanism includes button and conduction pole, conduction pole movably locates the button with between the switch, the button butt when pressing and promotion the conduction pole orientation the switch removes, so that the conduction pole contact triggers the switch.

2. The push button conduction mechanism of claim 1, wherein said conduction rod has opposite ends, one end of said conduction rod being in contact with said push button and the other end being in contact with said switch.

3. The button conduction mechanism of claim 1, wherein the conduction lever comprises a body lever and a connector barrel connected, the switch is provided with a plug post, the connector barrel is sleeved on the plug post, and the button abuts against and pushes the body lever and the connector barrel to move towards the switch when pressed, so that the connector barrel contacts and triggers the switch.

4. The button conductance mechanism of claim 3, wherein an aperture wall of said connector barrel is provided with a reinforcing rib;

and/or, the outer surface of the main body rod is provided with a reinforcing rib, and the reinforcing rib is connected with the connecting cylinder.

5. The button conductance mechanism of claim 1, wherein said button comprises a pressing body and two resilient arms oppositely disposed on opposite sides of said pressing body.

6. The button conducting mechanism according to any one of claims 1 to 5, further comprising a conducting bracket fixedly connected to a surface of the circuit board facing the switch, the conducting bracket and the circuit board enclosing a conducting space, wherein the conducting rod and the switch are both located in the conducting space, an end of the conducting rod facing away from the switch movably penetrates the conducting bracket and is exposed to the conducting space, and the button abuts against the exposed portion of the conducting rod when pressed and pushes the conducting rod to move towards the switch, so that the conducting rod contacts and triggers the switch.

7. The button conducting mechanism according to claim 6, wherein the conducting bracket comprises a base plate and a side plate connected to the base plate, the side plate is fixedly connected to the circuit board, the base plate, the side plate and the circuit board jointly enclose the conducting space, the base plate is provided with a conducting hole communicated with the conducting space, and one end of the conducting rod, which is far away from the switch, penetrates through the conducting hole and is exposed out of the conducting space.

8. An infrared detector, characterized in that infrared detector includes a detector body, the detector body includes:

the shell is provided with an accommodating cavity and is provided with a mounting hole communicated with the accommodating cavity;

the circuit board is arranged in the accommodating cavity; and

the button conducting mechanism according to any one of claims 1 to 7, wherein the button of the button conducting mechanism is movably mounted in the mounting hole, the switch of the button conducting mechanism is fixed on the surface of the circuit board facing the mounting hole, the conducting rods of the button conducting mechanism are movably disposed in the accommodating cavities and located between the button and the switch, and when the button is pressed, the button abuts against and pushes the conducting rods to move towards the switch, so that the conducting rods contact and trigger the switch.

9. The infrared detector as set forth in claim 8, wherein said push button includes a pressing body and two elastic arms oppositely disposed on opposite sides of said pressing body; the pressing main body is movably arranged in the mounting hole, and the end parts, far away from the pressing main body, of the two elastic arms are fixed on the inner wall surface of the accommodating cavity.

10. The infrared detector as set forth in claim 8, further comprising a mounting bracket to which said detector body is mounted, said mounting bracket being adapted to be secured to a wall.

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