CN216050307U

CN216050307U - Chip mounting structure for pyroelectric sensor

Info

Publication number: CN216050307U
Application number: CN202122817878.2U
Authority: CN
Inventors: 郭少波; 姚春华
Original assignee: Suzhou Yingrui Sensor Technology Co ltd
Current assignee: Suzhou Yingrui Sensor Technology Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-03-15
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a chip mounting structure for a pyroelectric sensor, which comprises a mounting seat and a chip body, wherein two movable grooves are formed in the upper surface of the mounting seat, the inner side walls of the movable grooves are rotatably connected with a cover plate, a plurality of mounting frames are fixedly connected to the upper surface of the mounting seat, the side walls of the mounting frames penetrate through and are slidably connected with a first toothed bar and a second toothed bar, a first spring is sleeved on the outer side wall of the first toothed bar, and a pressing plate is fixedly connected to the outer side wall of the second toothed bar. According to the utility model, through the mutual matching of the mounting frame, the rotating rod, the gear, the first toothed bar, the second toothed bar, the pressing block and the cover plate, when the chip body is mounted, the first toothed bar is pressed, the cover plate is opened, the chip body is embedded in the mounting groove, the cover plate is closed, the pressing block is loosened, and the pressing plate enables the rubber pad to extrude the chip body through the cover plate, so that the mounting of the chip body is completed.

Description

Chip mounting structure for pyroelectric sensor

Technical Field

The utility model relates to the technical field of mounting structures, in particular to a chip mounting structure for a pyroelectric sensor.

Background

The pyroelectric sensor is a sensor, which is called as a human body infrared sensor, is used for burglar alarm, visitor notification and the like of life, converts released charges into voltage output through an amplifier, is a pyroelectric type infrared sensor working based on the pyroelectric effect, has simple and firm structure and stable technical performance, is widely applied to the fields of infrared detection alarm, infrared remote control, spectral analysis and the like, and is the infrared sensor which is most widely used at present.

The chip is as pyroelectric sensor's important part, and the stability of chip can influence pyroelectric sensor's accuracy, especially installs pyroelectric sensor on some movable objects, and the stability of chip just seems more important, and the chip mounting on the current pyroelectric sensor mostly adopts bolted connection or welding on the mounting panel, just leads to the inconvenient problem of chip mounting structure installation and dismantlement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a chip mounting structure for a pyroelectric sensor.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a chip mounting structure for pyroelectric sensor, includes mount pad and chip body, two movable chutes have been seted up to the mount pad upper surface, the movable chute inside wall rotates and is connected with the apron, a plurality of installing frames of fixed surface is connected with on the mount pad, the installing frame lateral wall runs through and sliding connection has first ratch and second ratch, first ratch lateral wall cover is equipped with first spring, second ratch lateral wall fixedly connected with clamp plate, be connected through the linkage subassembly between first ratch and the second ratch, adjacent two the clamp plate contacts with corresponding apron.

As a further description of the above technical solution:

the mounting groove has been seted up to the mount pad upper surface, the chip body inlays to be established on the mounting groove inside wall.

As a further description of the above technical solution:

the linkage subassembly is including rotating the bull stick of connecting at the installing frame inside wall, the bull stick lateral wall rotates and is connected with the gear, first ratch and the equal meshing of second ratch are connected on corresponding gear lateral wall.

As a further description of the above technical solution:

one end of the first rack bar, which is far away from the gear, is fixedly connected with a pressing block.

As a further description of the above technical solution:

the mounting groove inside wall fixedly connected with a plurality of telescopic links, it is adjacent the same curb plate of one end fixedly connected with that the mounting groove was kept away from to the telescopic link, telescopic link lateral wall cover is equipped with the second spring, two the curb plate contacts with chip body both sides respectively.

As a further description of the above technical solution:

the outer side wall of the cover plate is fixedly connected with a rubber pad, and the rubber pad is in contact with the chip body.

The utility model has the following beneficial effects:

1. compared with the prior art, this a chip mounting structure for pyroelectric sensor, through installing frame, bull stick, gear, first ratch, second ratch, press mutually supporting of pressing piece and apron, when advancing the installation of chip body, press first ratch, open the apron, inlay the chip body and establish in the mounting groove, close the apron, loosen and press the piece, the clamp plate makes the rubber pad extrude the chip body through the apron, accomplish the installation of chip body, this kind of mounting means easy operation, chip body installation effectiveness is fast.

2. Compared with the prior art, this a chip mounting structure for pyroelectric sensor through mutually supporting of telescopic link, curb plate and second spring, back in chip body embedding mounting groove, second spring extrusion curb plate, the curb plate is located chip body both sides and stabilizes the chip body to improve the steadiness of chip body, prevent that the chip body from taking place not hard up.

Drawings

Fig. 1 is a schematic structural diagram of a chip mounting structure for a pyroelectric sensor according to the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

fig. 4 is a schematic view illustrating a connection between a cover plate and a rubber pad in a chip mounting structure for a pyroelectric sensor according to the present invention.

Illustration of the drawings:

1. a mounting seat; 2. mounting grooves; 3. a chip body; 4. a movable groove; 5. a cover plate; 6. pressing a plate; 7. installing a frame; 8. a rotating rod; 9. a gear; 10. a rubber pad; 11. a first rack bar; 12. a second rack bar; 13. a first spring; 14. a pressing block; 15. a side plate; 16. a telescopic rod; 17. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a chip mounting structure for a pyroelectric sensor: the mounting structure comprises a mounting seat 1 and a chip body 3, wherein the upper surface of the mounting seat 1 is provided with a mounting groove 2, the chip body 3 is embedded on the inner side wall of the mounting groove 2, the upper surface of the mounting seat 1 is provided with two movable grooves 4, the inner side wall of each movable groove 4 is rotatably connected with a cover plate 5, the outer side wall of each cover plate 5 is fixedly connected with a rubber pad 10, the rubber pads 10 are contacted with the chip body 3, the arrangement of the rubber pads 10 effectively prevents the cover plates 5 from being damaged when the chip body 3 is pressed, the upper surface of the mounting seat 1 is fixedly connected with a plurality of mounting frames 7, the side walls of the mounting frames 7 are penetrated and slidably connected with a first toothed bar 11 and a second toothed bar 12, the side walls of the mounting frames 7 are provided with through holes matched with the first toothed bar 11 and the second toothed bar 12, the non-toothed sides of the first toothed bar 11 and the second toothed bar 12 are slidably connected with the through holes, one end of the first toothed bar 11, which is far away from a gear 9, is fixedly connected with a pressing block 14, the outer side wall of the first rack bar 11 is sleeved with a first spring 13, the outer side wall of the second rack bar 12 is fixedly connected with a pressing plate 6, and the first rack bar 11 and the second rack bar 12 are connected through a linkage assembly.

Linkage subassembly is including rotating the bull stick 8 of connecting at the 7 inside walls of installing frame, 8 outside walls of bull stick rotate and be connected with gear 9, first pinion 11 is connected on corresponding gear 9 lateral wall with the equal meshing of second pinion 12, two adjacent clamp plates 6 contact with

corresponding apron

5, 2 inside walls fixedly connected with of installing groove a plurality of telescopic links 16, the same curb plate 15 of one end fixedly connected with of installing groove 2 is kept away from to adjacent

telescopic link

16, 16 outside wall covers of telescopic link are equipped with second spring 17, two curb plates 15 contact with 3 both sides of chip body respectively, the setting of telescopic link 16, can stabilize the centre gripping of curb plate 15 to chip body 3.

The working principle is as follows: when the chip body 3 is mounted, the pressing block 14 is pressed, the pressing block 14 drives the first rack bar 11 to move, the gear 9 is driven to rotate by the movement of the first rack bar 11, the second rack bar 12 is driven to move by the rotation of the gear 9, the clamping plate 6 releases the clamping of the cover plate 5 by the movement of the second rack bar 12, the two cover plates 5 are opened, the chip body 3 is embedded in the mounting groove 2 and positioned between the two side plates 15, the cover plate 5 is covered to press the rubber pad 10 on the surface of the chip body 3, the pressing block 14 is loosened, the first rack bar 11 is pulled out from the mounting frame 7 through the first spring 13 to enable the gear 9 to reversely rotate, the second rack bar 12 drives the pressing plate 6 to press and limit the cover plate 5, meanwhile, the side plates 15 are pressed through the second springs 17, the side plates 15 clamp and stabilize the two sides of the chip body 3, when the chip body 3 is dismounted, the pressing block 14 is pressed again, and opening the cover plate 5, and taking out the chip body 3 from the mounting groove 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a chip mounting structure for pyroelectric sensor, includes mount pad (1) and chip body (3), its characterized in that: two movable slots (4) have been seted up to mount pad (1) upper surface, movable slot (4) inside wall rotates and is connected with apron (5), a plurality of installing frames (7) of fixed surface connection on mount pad (1), installing frame (7) lateral wall runs through and sliding connection has first ratch (11) and second ratch (12), first ratch (11) lateral wall cover is equipped with first spring (13), second ratch (12) lateral wall fixedly connected with clamp plate (6), be connected through the linkage subassembly between first ratch (11) and second ratch (12), adjacent two clamp plate (6) and corresponding apron (5) contact.

2. The chip mounting structure for a pyroelectric sensor as recited in claim 1, wherein: mounting groove (2) have been seted up to mount pad (1) upper surface, chip body (3) inlay and establish on mounting groove (2) inside wall.

3. The chip mounting structure for a pyroelectric sensor as recited in claim 1, wherein: the linkage subassembly is including rotating bull stick (8) of connecting at installing frame (7) inside wall, bull stick (8) lateral wall rotates and is connected with gear (9), first ratch (11) are connected on corresponding gear (9) lateral wall with the equal meshing of second ratch (12).

4. A chip mounting structure for a pyroelectric sensor as recited in claim 3, wherein: one end, far away from the gear (9), of the first rack bar (11) is fixedly connected with a pressing block (14).

5. A chip mounting structure for a pyroelectric sensor as recited in claim 2, wherein: mounting groove (2) inside wall fixedly connected with a plurality of telescopic links (16), it is adjacent one end fixedly connected with same curb plate (15) of mounting groove (2) are kept away from telescopic link (16), telescopic link (16) outside wall cover is equipped with second spring (17), two curb plate (15) contact with chip body (3) both sides respectively.

6. The chip mounting structure for a pyroelectric sensor as recited in claim 1, wherein: the outer side wall of the cover plate (5) is fixedly connected with a rubber pad (10), and the rubber pad (10) is in contact with the chip body (3).