CN208187563U - Dual-channel pyroelectric infrared sensor - Google Patents

Abstract

The utility model discloses Dual-channel pyroelectric infrared sensors, including shell, the bottom sidewall of the shell is equipped with mounting groove, the bottom sidewall of the shell is equipped with baffle, pass through two attachment device connections between the baffle and shell, the upper end side wall of the shell runs through the opening for being equipped with and being interconnected with mounting groove, the opening is equipped with infrared fileter, infrared sensor there are two being set in the mounting groove, the bottom sidewall of two infrared sensors is connected with circuit board, there are two field-effect tube for the bottom sidewall connection of the circuit board, two field-effect tube are respectively connected with pin far from one end of circuit board, two pins run through the side wall of baffle far from one end of field-effect tube, the both ends side wall of the circuit board is equipped with the first round bar.The structure design of the utility model is reasonable, can overhaul convenient for user's realizing self disassembling, to reduce economic loss while packing its normal use.

Description

Dual-channel pyroelectric infrared sensor

Technical field

The utility model relates to infrared gas sensor technical field more particularly to Dual-channel pyroelectric infrared sensors.

Background technique

In infrared gas sensor field, Dual-channel pyroelectric infrared sensor using more and more, existing Dual-channel pyroelectric infrared sensor is mostly all inconvenient to be dismantled, and in use, user is carried out due to inconvenience Disassembly maintenance causes internal slightly damage to require replacement global facility, we devise binary channels rpyroelectric infrared biography thus Sensor solves problem above.

Utility model content

Purpose of the utility model is to solve the existing Dual-channel pyroelectric infrared sensor person of being not convenient to use into Row disassembly maintenance, and the Dual-channel pyroelectric infrared sensor proposed, can overhaul convenient for user's realizing self disassembling, thus While packing its normal use, economic loss is reduced.

To achieve the goals above, the utility model adopts the technical scheme that

The bottom sidewall of Dual-channel pyroelectric infrared sensor, including shell, the shell is equipped with mounting groove, the shell Bottom sidewall be equipped with baffle, pass through the connection of two attachment devices, the upper end side wall of the shell between the baffle and shell Through the opening being interconnected with mounting groove is equipped with, the opening is equipped with infrared fileter, set in the mounting groove there are two Infrared sensor, the bottom sidewall of two infrared sensors are connected with circuit board, the bottom sidewall of the circuit board There are two field-effect tube, two field-effect tube to be respectively connected with pin, two pins far from one end of circuit board for connection The side wall of baffle is run through in one end far from field-effect tube, and the both ends side wall of the circuit board is equipped with the first round bar, the baffle Upper end side wall be symmetrically arranged with two limiting devices, two limiting devices are connect with first round bar of the same side, described Limiting device includes the support plate that baffle upper end side wall is arranged in, and the sidewall symmetry of the support plate sets that there are two the first limits Plate, the side wall of two first limit plates are equipped with the first limiting slot, slidably connect first in two the first limiting slots Sliding shoe, the side wall of two first sliding shoes are fixedly connected to L shape bar, and the side wall of two L shape bars is fixed to be connected It is connected to the first arc fixture block, two opposite side walls of the first arc fixture block are equipped with arc panel, two arc panel phases Pair lateral wall of the side wall with the first round bar offset, two first sliding shoes and the first opposite limiting slot inner sidewall it Between be respectively connected with multiple first springs, the bottom sidewall of the baffle is symmetrically arranged with two positioning devices, two positioning dresses It sets and equal is connect with opposite pin.

Preferably, the opposite inner sidewall of first limiting slot is fixedly connected with gag lever post, and the gag lever post runs through first The side wall of sliding shoe is simultaneously connect with its side walls.

Preferably, the attachment device includes the connecting cavity being arranged in housing sidewall, and the inner top of the connecting cavity is solid Surely it is connected with the second round bar, second round bar is internally threaded chamber, and the bottom sidewall of the baffle, which runs through, is equipped with first Threaded rod, first threaded rod sequentially passes through the side wall of baffle, the side wall of the second round bar and is threadedly coupled with thread cavity, and institute It is to be threadedly coupled that the first threaded rod, which is stated, with the side wall of the side wall of baffle, shell.

Preferably, the positioning device includes two the second limit plates that baffle bottom side wall is arranged in, and two described The bottom sidewall of two limit plates is equipped with the second limiting slot, slidably connects the second sliding in two second limiting slots Block, the side wall of two second limit plates are fixedly connected to connecting plate, two connecting plates and the second opposite sliding Multiple second springs are connected between block, two opposite side walls of the second sliding shoe are fixedly connected to the second arc folder Block, two opposite side walls of the second arc fixture block offset with the lateral wall of pin.

Preferably, the both ends side wall of the shell runs through equipped with the second threaded rod, and two second threaded rods are opposite Side wall of the side wall with first round bar of the same side offset, and the side wall of two second threaded rods and shell is screw thread Connection.

Preferably, the first arc fixture block, the second arc fixture block and arc panel are that rubber material is made.

In the utility model, two pins are each passed through to the side wall and two positioning devices of baffle, in second spring Under effect, enable to two second arc fixture blocks of the same side that can play good clamping effect to pin, respectively by two A first round bar passes through two first arc fixture blocks and two arc panels of the same side, under the action of multiple first springs, energy Enough so that two first sliding shoes of the same side drive two L shape bars and two arc panels to carry out relative motions, so that two A arc panel can play good clamping effect to the first round bar, and the side wall of the side wall of shell and baffle is offseted, makes two First threaded rod extends in opposite connecting cavity, and is threadedly coupled with opposite thread cavity, thus guarantee shell and baffle it Between stable connection effect can pass through when needing to reinforce carrying out more fully limit effect to the device inside mounting groove The side wall of two the second threaded rods and two the first round bars offsets so that the first round bar have the effect of it is more stable.This Utility model is reasonable in design, can overhaul convenient for user's realizing self disassembling, to subtract while packing its normal use Few economic loss.

Detailed description of the invention

Fig. 1 be the utility model proposes Dual-channel pyroelectric infrared sensor structural schematic diagram；

Fig. 2 be the utility model proposes Dual-channel pyroelectric infrared sensor A at schematic enlarged-scale view；

Fig. 3 be the utility model proposes Dual-channel pyroelectric infrared sensor B at schematic enlarged-scale view；

Fig. 4 be the utility model proposes Dual-channel pyroelectric infrared sensor limiting device connection side view.

In figure: 1 shell, 2 pins, 3 baffles, 4 second threaded rods, 5 second round bars, 6 first threaded rods, 7 field-effect tube, 8 Support plate, 9 circuit boards, 10 infrared sensors, 11 infrared fileters, 12 gag lever posts, 13 first springs, 14 first limit plates, 15 first arc fixture blocks, 16 first sliding shoes, 17 L shape bars, 18 first round bars, 19 second arc fixture blocks, 20 the second sliding shoes, 21 second springs, 22 connecting plates, 23 second limit plates, 24 arc panels.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-4, the bottom sidewall of Dual-channel pyroelectric infrared sensor, including shell 1, shell 1 is equipped with mounting groove, The bottom sidewall of shell 1 is equipped with baffle 3, passes through two attachment device connections, the upper end side wall of shell 1 between baffle 3 and shell 1 Through the opening being interconnected with mounting groove is equipped with, opening is equipped with infrared fileter 11, sets that there are two infrared quick in mounting groove Sensing unit 10, the bottom sidewall of two infrared sensors 10 are connected with circuit board 9, and the bottom sidewall of circuit board 9 is connected with two A field-effect tube 7, two field-effect tube 7 are respectively connected with pin 2 far from one end of circuit board 9, and two pins 2 are far from field-effect tube The side wall of baffle 3 is run through in 7 one end, and the both ends side wall of circuit board 9 is equipped with the first round bar 18, the upper end sidewall symmetry of baffle 3 If two limiting devices are connect with first round bar 18 of the same side there are two limiting device, limiting device includes that setting is being kept off The support plate 8 of 3 upper end side wall of plate, the sidewall symmetry of support plate 8 are set there are two the first limit plate 14, two the first limit plates 14 Side wall is equipped with the first limiting slot, and the first sliding shoe 16, two the first sliding shoes are slidably connected in two the first limiting slots 16 side wall is fixedly connected to L shape bar 17, and the side wall of two L shape bars 17 is fixedly connected to the first arc fixture block 15, and two The opposite side wall of first arc fixture block 15 is equipped with arc panel 24, the opposite side wall of two arc panels 24 with the first round bar 18 Lateral wall offsets, and is respectively connected with multiple first springs between two the first sliding shoes 16 and the first opposite limiting slot inner sidewall 13, the bottom sidewall of baffle 3 is symmetrically arranged with two positioning devices, and two positioning devices are connect with opposite pin 2.

In the utility model, the opposite inner sidewall of the first limiting slot is fixedly connected with gag lever post 12, and gag lever post 12 is through the The side wall of one sliding shoe 16 is simultaneously connect with its side walls, and attachment device includes the connecting cavity being arranged on 1 side wall of shell, connection The inner top of chamber is fixedly connected with the second round bar 5, and the second round bar 5 is internally threaded chamber, and the bottom sidewall of baffle 3, which runs through, to be set There is the first threaded rod 6, the first threaded rod 6 sequentially passes through the side wall of baffle 3, the side wall of the second round bar 5 and connects with thread cavity screw thread It connects, and the first threaded rod 6 is to be threadedly coupled with the side wall of the side wall of baffle 3, shell 1, positioning device includes being arranged in baffle 3 Two the second limit plates 23 of bottom sidewall, the bottom sidewall of two the second limit plates 23 are equipped with the second limiting slot, and two The second sliding shoe 20 is slidably connected in two limiting slots, the side wall of two the second limit plates 23 is fixedly connected to connecting plate 22, multiple second springs 21, two the second sliding shoes 20 are connected between two connecting plates 22 and opposite the second sliding shoe 20 Opposite side wall is fixedly connected to the second arc fixture block 19, the opposite side wall of two the second arc fixture blocks 19 with pin 2 Lateral wall offsets, and the both ends side wall of shell 1 runs through equipped with the second threaded rod 4, the opposite side wall of two the second threaded rods 4 with The side wall of first round bar 18 of the same side offsets, and two the second threaded rods 4 are to be threadedly coupled with the side wall of shell 1, and first Arc fixture block 15, the second arc fixture block 19 and arc panel 24 are that rubber material is made.

In the utility model, two pins 2 are each passed through to the side wall and two positioning devices of baffle 3, in second spring Under the action of 21, enable to two second arc fixture blocks 19 of the same side that can play good clamping effect to pin 2, point Two the first arc fixture blocks 15 and two arc panels 24 that two the first round bars 18 are not passed through to the same side, in multiple first springs Under the action of 13, enable to two first sliding shoes 16 of the same side that two L shape bars 17 and two arc panels 24 is driven to carry out Relative motion, so that two arc panels 24 can play good clamping effect to the first round bar 18, by the side wall of shell 1 Offset with the side wall of baffle 3, extend to two the first threaded rods 6 in opposite connecting cavity, and with opposite thread cavity screw thread Connection, to guarantee connection effect stable between shell 1 and baffle 3, when needs are reinforced carrying out the device inside mounting groove More fully limit effect when, can be offseted by the side wall of two the second threaded rods 4 and two the first round bars 18 so that First round bar 18 has the effect of more stable.

More than, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, according to the utility model Technical solution and its utility model design be subject to equivalent substitution or change, should all cover the protection scope of the utility model it It is interior.

Claims (6)

1. Dual-channel pyroelectric infrared sensor, including shell (1), which is characterized in that the bottom sidewall of the shell (1) is equipped with The bottom sidewall of mounting groove, the shell (1) is equipped with baffle (3), is connect between the baffle (3) and shell (1) by two Device connection, the upper end side wall of the shell (1) run through the opening for being equipped with and being interconnected with mounting groove, and the opening is equipped with red Outer optical filter (11) sets in the mounting groove there are two infrared sensor (10), two infrared sensors (10) Bottom sidewall is connected with circuit board (9), and there are two field-effect tube (7) for the bottom sidewall connection of the circuit board (9), described in two Field-effect tube (7) is respectively connected with pin (2) far from the one end of circuit board (9), and two pins (2) are far from field-effect tube (7) One end run through the side wall of baffle (3), the both ends side wall of the circuit board (9) is equipped with the first round bar (18), the baffle (3) Upper end side wall be symmetrically arranged with two limiting devices, two limiting devices are connect with first round bar (18) of the same side, The limiting device includes support plate (8) of the setting in baffle (3) upper end side wall, and the sidewall symmetry of the support plate (8) is equipped with Two the first limit plates (14), the side wall of two first limit plates (14) are equipped with the first limiting slot, two first limits It is slidably connected in slot the first sliding shoe (16), the side wall of two first sliding shoes (16) is fixedly connected to L shape bar (17), the side wall of two L shape bars (17) is fixedly connected to the first arc fixture block (15), two the first arc fixture blocks (15) opposite side wall is equipped with arc panel (24), the opposite side wall of two arc panels (24) with the first round bar (18) Lateral wall offsets, and is respectively connected with multiple first between two first sliding shoes (16) and the first opposite limiting slot inner sidewall Spring (13), the bottom sidewall of the baffle (3) are symmetrically arranged with two positioning devices, two positioning devices with it is opposite Pin (2) connection.

2. Dual-channel pyroelectric infrared sensor according to claim 1, which is characterized in that first limiting slot is opposite Inner sidewall be fixedly connected with gag lever post (12), the gag lever post (12) through the first sliding shoe (16) side wall and with its side wall It is slidably connected.

3. Dual-channel pyroelectric infrared sensor according to claim 1, which is characterized in that the attachment device includes setting The connecting cavity on shell (1) side wall is set, the inner top of the connecting cavity is fixedly connected with the second round bar (5), second circle Bar (5) is internally threaded chamber, and the bottom sidewall of the baffle (3), which runs through, is equipped with the first threaded rod (6), first screw thread Bar (6) sequentially pass through the side wall of baffle (3), the second round bar (5) side wall and be threadedly coupled with thread cavity, and first screw thread Bar (6) is to be threadedly coupled with the side wall of the side wall of baffle (3), shell (1).

4. Dual-channel pyroelectric infrared sensor according to claim 1, which is characterized in that the positioning device includes setting Two the second limit plates (23) in baffle (3) bottom sidewall are set, the bottom sidewall of two second limit plates (23) is all provided with There is the second limiting slot, is slidably connected the second sliding shoe (20) in two second limiting slots, two second limits The side wall of plate (23) is fixedly connected to connecting plate (22), two connecting plates (22) and opposite the second sliding shoe (20) it Between be connected with multiple second springs (21), two opposite side walls of the second sliding shoe (20) are fixedly connected to the second arc Fixture block (19), lateral wall of the opposite side wall of two the second arc fixture blocks (19) with pin (2) offset.

5. Dual-channel pyroelectric infrared sensor according to claim 1, which is characterized in that the both ends of the shell (1) Side wall runs through equipped with the second threaded rod (4), first circle of the opposite side wall of two second threaded rods (4) with the same side The side wall of bar (18) offsets, and two second threaded rods (4) are to be threadedly coupled with the side wall of shell (1).

6. Dual-channel pyroelectric infrared sensor according to claim 1, which is characterized in that the first arc fixture block (15), the second arc fixture block (19) and arc panel (24) are that rubber material is made.