CN217689451U

CN217689451U - Separated infrared detector

Info

Publication number: CN217689451U
Application number: CN202221551106.7U
Authority: CN
Inventors: 段淑军; 马丽; 段朋
Original assignee: Shenzhen Saifuli Electronic Technology Development Co ltd
Current assignee: Shenzhen Saifuli Electronic Technology Development Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-28
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a disconnect-type infrared detector, include: a probe assembly and a base assembly. The detector assembly further includes: the hemispherical rear shell is internally provided with an iron sheet and a fixed bracket. The top of fixed bolster is equipped with the fixing base, is equipped with button cell between fixed bolster and the fixing base. The top of fixing base is equipped with the PCB circuit board, is equipped with infrared sensor on the PCB circuit board, infrared sensor and button cell electric connection. The base subassembly includes again: the silica gel base, the top terminal surface of silica gel base is equipped with the hemisphere face storage tank of indent, and the storage tank can be arranged in to the hemisphere backshell. A magnet block which can be magnetically connected with the iron sheet is embedded in the silica gel base. The utility model has the advantages that: through the design disconnect-type detector subassembly and base subassembly to with detector subassembly and base subassembly magnetism joint together, both convenient equipment, conveniently change the battery again, moreover, the magnetism connects the face and adopts the hemisphere face design, makes detector subassembly and base subassembly magnetism connect more firmly.

Description

Separated infrared detector

Technical Field

The utility model relates to an infrared detector's technical field, in particular to disconnect-type infrared detector.

Background

The infrared detector generally includes a housing assembly, a battery disposed within the housing assembly, and a PCB with an infrared sensor. All parts of the shell assembly of the existing infrared detector and the PCB are fixedly connected into a whole by screws, so that the assembly is troublesome, and the battery is inconvenient to replace.

SUMMERY OF THE UTILITY MODEL

To the problem that prior art exists, the utility model provides a disconnect-type infrared detector.

In order to achieve the above object, the utility model provides a disconnect-type infrared detector, include: detector subassembly and base subassembly, detector subassembly magnetism connects on the base subassembly, and the base subassembly passes through the 3M sticker and fixes on the mounting panel of outside.

The detector assembly further includes: the iron sheet is arranged between the inner wall of the hemispherical rear shell and the fixed support. The top of the fixed support is provided with a fixed seat, an accommodating cavity is arranged between the fixed support and the fixed seat, and a button cell is arranged in the accommodating cavity. The top of fixing base is equipped with the PCB circuit board, is equipped with infrared sensor on the PCB circuit board, infrared sensor and button cell electric connection. The top cover of fixing base is equipped with top open-ended preceding shell, and the top opening part of preceding shell is equipped with lens, and infrared sensor is just to lens.

The base subassembly includes again: the silica gel base, the top terminal surface of silica gel base is equipped with the storage tank, and the storage tank is the hemisphere face of indent, and the storage tank can be arranged in to the hemisphere backshell. The embedded magnet piece that is equipped with can connect with the iron sheet magnetism of silica gel base, 3M sticker bonds on the bottom terminal surface of silica gel base.

Preferably, the inner wall of the hemispherical rear shell is provided with a positioning column protruding upwards, and the iron sheet is sleeved on the positioning column. The positioning column is provided with a positioning groove, the bottom of the fixing support is provided with a guide column, the guide column is inserted into the positioning groove, and the guide column is fixed in the positioning groove through screw connection.

Preferably, the iron sheet is a pot-shaped iron sheet, and the bottom surface of the pot-shaped iron sheet is tightly attached to the inner wall of the hemispherical rear shell.

Preferably, the top of the fixed support is provided with a plurality of connecting columns, the bottom of the fixed base is provided with connecting grooves which are in one-to-one correspondence with the connecting columns, and the connecting columns are excessively matched with the corresponding connecting grooves.

Preferably, the button cells are two, the anodes of the two button cells are opposite, the bottom wall and the top wall of the accommodating cavity are respectively provided with a negative pole elastic sheet, the first ends of the two negative pole elastic sheets are respectively contacted with the negative poles of the two button cells, and the second ends of the two negative pole elastic sheets are connected to the PCB. The side wall of the accommodating cavity is provided with an anode elastic sheet, a first end of the anode elastic sheet is contacted with anodes of the two button batteries, and a second end of the anode elastic sheet is connected to the PCB.

Preferably, the bottom inner wall of preceding shell is equipped with the buckle, is equipped with the draw-in groove on the fixing base, and the buckle card is gone into in the draw-in groove.

Preferably, the inner wall of the front shell is provided with a pressing strip, and the pressing strip presses the PCB tightly on the top of the fixed seat.

Preferably, the PCB circuit board is provided with a switch button, and the hemispherical rear shell is embedded with a key abutted against the switch button.

Preferably, be equipped with in the preceding shell and support the retainer plate of tight top end opening part at preceding shell with lens, be equipped with a plurality of ribs on the inner wall of preceding shell, the retainer plate card is between lens and rib.

Preferably, the periphery wall of silica gel base is gone up the cover and is equipped with the drain pan, and the bottom of silica gel base is equipped with the bottom, and the bottom is pegged graft with the drain pan, and the 3M sticker bonds on the bottom terminal surface of bottom.

Compared with the prior art, the beneficial effects of the utility model reside in that: through the design disconnect-type detector subassembly and base subassembly to with detector subassembly and base subassembly magnetism joint together, both convenient equipment, conveniently change the battery again, moreover, the magnetism connects the face and adopts the hemisphere face design, makes detector subassembly and base subassembly magnetism connect more firmly.

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 an exploded view of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the present invention;

fig. 3 is a structural diagram of a front case according to an embodiment of the present invention;

the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The utility model provides a disconnect-type infrared detector.

Referring to fig. 1-3, fig. 1 is an exploded view of an embodiment of the present invention, fig. 2 is a cross-sectional structure view of an embodiment of the present invention, and fig. 3 is a structure view of a front shell of an embodiment of the present invention.

As shown in fig. 1-3, in the embodiment of the present invention, the separate infrared detector includes: detector subassembly and base subassembly, detector subassembly magnetism connects on the base subassembly, and the base subassembly passes through 3M sticker 1 to be fixed on the mounting panel of outside.

The detector assembly further includes: hemisphere backshell 2 is equipped with iron sheet 3 and fixed bolster 4 in the hemisphere backshell 2, and iron sheet 3 establishes between the inner wall of hemisphere backshell 2 and fixed bolster 4. Wherein, the inner wall of hemisphere backshell 2 is equipped with upwards bellied reference column 5, and iron sheet 3 overlaps on reference column 5, can prevent 3 position off tracking of iron sheet. The reference column 5 is equipped with the constant head tank, and the bottom of fixed bolster 4 is equipped with guide post 6, and guide post 6 inserts in the constant head tank to location when making things convenient for the mount to install, moreover, guide post 6 passes through the screw 7 to be connected to be fixed in the constant head tank, thereby realizes fixing fixed bolster 4 in hemisphere backshell 2.

The top of fixed bolster 4 is equipped with a plurality of spliced poles 8, and the top of fixed bolster 4 is equipped with fixing base 9, and the bottom of fixing base 9 is equipped with the spread groove with the grafting of a plurality of spliced poles 8 one-to-one, and spliced pole 8 excessively cooperates rather than the spread groove that corresponds to, thereby, realize dismantling between fixed bolster 4 and the fixing base 9 and be connected. Be equipped with the holding cavity between fixed bolster 4 and the fixing base 9, be equipped with button cell 11 in the holding cavity, button cell 11 establishes can dismantle between fixed bolster 4 and the fixing base 9 of connection, very conveniently changes the battery.

The top of the fixed seat 9 is provided with a PCB 12, the PCB 12 is provided with an infrared sensor 13, and the infrared sensor 13 is electrically connected with the button cell 11. The button cells 11 are two, the anodes of the two button cells 11 are opposite, the bottom wall and the top wall of the accommodating cavity are both provided with negative electrode elastic pieces 14, first ends of the two negative electrode elastic pieces 14 are respectively contacted with the cathodes of the two button cells 11, and second ends of the two negative electrode elastic pieces 14 are connected to the PCB 12. The side wall of the accommodating cavity is provided with a positive elastic sheet 15, a first end of the positive elastic sheet 15 is in contact with the positive electrodes of the two button batteries 11, and a second end of the positive elastic sheet 15 is connected to the PCB 12, so that the circuit on the PCB 12 is communicated with the button batteries 11.

The top cover of fixing base 9 is equipped with top open-ended preceding shell 16, and the bottom inner wall of preceding shell 16 is equipped with buckle 17, is equipped with draw-in groove 18 on the fixing base 9, and buckle 17 card is gone into in the draw-in groove 18 to the realization is fixed preceding shell 16 on fixing base 9, compares in screw 7 fixed connection's mode, and it is more convenient to assemble. Be equipped with layering 19 on the inner wall of preceding shell 16, layering 19 compresses tightly PCB circuit board 12 at the top of fixing base 9 to the realization is fixed PCB circuit board 12, compares in the mode of screw 7 fixed connection, and the equipment is more convenient. The top opening of the front shell 16 is provided with a lens 20, and the infrared sensor 13 is opposite to the lens 20. The front shell 16 is provided with a fixing ring 21 for tightly pressing the lens 20 against the opening at the top end of the front shell 16, so as to fix the lens 20. The inner wall of the front shell 16 is provided with a plurality of ribs 22, and the fixing ring 21 is clamped between the lens 20 and the ribs 22, so that the fixing ring 21 is more convenient to assemble.

The base subassembly includes again: silica gel base 23, the top end face of silica gel base 23 is equipped with the storage tank, and the storage tank is the hemisphere face of indent, and the storage tank can be arranged in to hemisphere backshell 2. Silica gel base 23 is embedded to be equipped with the magnet piece 24 that can connect with iron sheet 3 magnetism, and wherein, iron sheet 3 is pot-shaped iron sheet 3, and the inner wall of hemisphere backshell 2 is hugged closely to pot-shaped iron sheet 3's bottom surface for iron sheet 3 fixes the detector assembly on the base subassembly more firmly under magnet piece 24's suction. The cover is equipped with drain pan 25 on the periphery wall of silica gel base 23, and the bottom of silica gel base 23 is equipped with bottom 26, and bottom 26 pegs graft with drain pan 25, easy dismounting, and 3M sticker 1 bonds on bottom 26's bottom terminal surface, realizes that the base subassembly passes through 3M sticker 1 to be fixed on the mounting panel of outside.

The technical scheme of the utility model through adopting the disconnect-type design with detector module and base subassembly to connect detector module and base subassembly magnetism together, both made things convenient for the equipment, conveniently change the battery again, moreover, the magnetism face of connecting adopts the hemisphere design, makes detector module and base subassembly magnetism connect more firmly.

Further, in this embodiment, as shown in fig. 1, a switch button 27 is disposed on the PCB 12, and a key 28 abutting against the switch button 27 is embedded on the hemispherical back shell 2, so that the switch button 27 is driven by the key 28 to control the on/off of the circuit on the PCB 12, and the detector assembly is started as required.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A split infrared detector, comprising: the detector assembly is magnetically connected to the base assembly, and the base assembly is fixed on an external mounting plate through 3M adhesive paper;

the detector assembly in turn comprises: the iron sheet is arranged between the inner wall of the hemispherical rear shell and the fixed support; a fixed seat is arranged at the top of the fixed support, an accommodating cavity is arranged between the fixed support and the fixed seat, and a button battery is arranged in the accommodating cavity; the top of the fixed seat is provided with a PCB (printed circuit board), the PCB is provided with an infrared sensor, and the infrared sensor is electrically connected with the button cell; a front shell with an opening at the top end is covered above the fixed seat, a lens is arranged at the opening at the top end of the front shell, and the infrared sensor is opposite to the lens;

the base assembly in turn comprises: the top end face of the silica gel base is provided with a containing groove, the containing groove is an inwards concave hemispherical surface, and the hemispherical rear shell can be arranged in the containing groove; the embedded magnet piece that is equipped with can with iron sheet magnetism connects of silica gel base, the 3M sticker bonds on the bottom terminal surface of silica gel base.

2. The separated infrared detector as claimed in claim 1, wherein the inner wall of the hemispherical back shell is provided with a positioning column protruding upwards, and the iron sheet is sleeved on the positioning column; the positioning column is provided with a positioning groove, the bottom of the fixing support is provided with a guide column, the guide column is inserted into the positioning groove, and the guide column is fixed in the positioning groove through screw connection.

3. The discrete infrared detector as set forth in claim 1, wherein said iron plate is a pot-shaped iron plate, and a bottom surface of said pot-shaped iron plate is closely attached to an inner wall of said hemispherical rear case.

4. The separated infrared detector as claimed in claim 1, wherein the top of the fixed bracket is provided with a plurality of connecting posts, the bottom of the fixed base is provided with connecting slots corresponding to the connecting posts one by one, and the connecting posts are over-fitted with the corresponding connecting slots.

5. The separated infrared detector as claimed in claim 1, wherein there are two button cells, the anodes of the two button cells are opposite, the bottom wall and the top wall of the accommodating cavity are provided with negative elastic pieces, the first ends of the two negative elastic pieces are respectively contacted with the cathodes of the two button cells, and the second ends of the two negative elastic pieces are connected to the PCB; the side wall of the accommodating cavity is provided with an anode elastic sheet, a first end of the anode elastic sheet is in contact with the anodes of the two button batteries, and a second end of the anode elastic sheet is connected to the PCB.

6. The separated infrared detector as claimed in claim 1, wherein a buckle is provided on an inner wall of a bottom end of the front shell, and a slot is provided on the fixing base, and the buckle is clamped into the slot.

7. A split infrared detector as claimed in claim 1, wherein a bead is provided on an inner wall of the front case, the bead pressing the PCB circuit board against the top of the fixing base.

8. The separated infrared detector as claimed in claim 1, wherein a switch button is disposed on the PCB, and a key abutting against the switch button is embedded on the hemispherical rear shell.

9. A split-type infrared detector as set forth in claim 1, wherein a fixing ring for abutting the lens against the opening at the top end of the front housing is provided in the front housing, a plurality of ribs are provided on the inner wall of the front housing, and the fixing ring is clamped between the lens and the ribs.

10. The separated infrared detector as claimed in any one of claims 1 to 9, wherein a bottom case is sleeved on the outer peripheral wall of the silica gel base, a bottom cover is provided at the bottom of the silica gel base, the bottom cover is inserted into the bottom case, and the 3M sticker is adhered to the bottom end face of the bottom cover.