CN213422208U

CN213422208U - Infrared receiving sensor

Info

Publication number: CN213422208U
Application number: CN202021907911.XU
Authority: CN
Inventors: 吴辉
Original assignee: Wenzhou Mingming Machinery Technology Co ltd
Current assignee: Wenzhou Mingming Machinery Technology Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-11
Anticipated expiration: 2030-09-04

Abstract

The utility model relates to an infrared ray technical field just discloses an infrared ray receiving sensor, including sensor housing, lock pin, circuit board and installation sleeve pipe, the lock pin is pegged graft with sensor housing's inside, circuit board fixed mounting is in sensor housing's inside, installation sleeve pipe's inside cup joints with sensor housing's side surface, the mounting hole has been seted up to sensor housing's side surface. This infrared ray receiving sensor, with the right-hand member of sensor housing plug to the inside of installing sleeve, pass the inside of installing sleeve and plug to the mounting hole with the U-shaped fixture block again, the U-shaped fixture block can form the extrusion to the inclined plane of trapezoidal fixture block at the in-process that moves down for two trapezoidal fixture blocks move to the inside of cavity, when the U-shaped fixture block moved the bottommost, the elasticity effect through expanding spring makes the inside that trapezoidal draw-in groove was pegged graft to trapezoidal fixture block, thereby makes the position of U-shaped fixture block obtain fixedly.

Description

Infrared receiving sensor

Technical Field

The utility model relates to an infrared ray technical field specifically is an infrared ray receiving transducer.

Background

The FYS5 infrared receiving sensor is an intrinsic safety type infrared electronic level detection electronic device used in gas and coal dust explosion dangerous environment, and is mainly used for receiving FYF5 infrared signals sent by an infrared transmitter and transmitting the signals to a support controller.

Traditional infrared ray receiving sensor directly installs on corresponding machine through the joint when using, connects the grafting in the structure department of device in the in-process of using, then whole receiving sensor all supports through joint and junction, and when the live time of device is longer, the phenomenon that the kneck of joint from the machine takes place to become flexible easily, can appear breaking away from sometimes even to lead to infrared ray receiving sensor to take place to fail, for this reason we provide an infrared ray receiving sensor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an infrared ray receiving sensor possesses the kneck that prevents infrared ray receiving sensor's joint from the machine and takes place not hard up advantage that breaks away from, has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

The utility model provides a following technical scheme: the utility model provides an infrared ray receiving sensor, includes sensor housing, lock pin, circuit board and installation sleeve pipe, the lock pin is pegged graft with sensor housing's inside, circuit board fixed mounting is in sensor housing's inside, installation sleeve pipe's inside cup joints with sensor housing's side surface, the mounting hole has been seted up to sensor housing's side surface, installation sleeve pipe's inside swing joint has the U-shaped fixture block, the bottom of U-shaped fixture block runs through installation sleeve pipe's top and extends to the inside of mounting hole.

Two cavitys have been seted up to installation sheathed tube interior roof, two the cavity is about U-shaped fixture block bilateral symmetry distribution, two the inside of cavity all includes dead lever, movable block, trapezoidal fixture block and two expanding spring, the one end of dead lever and the inside wall fixed connection of cavity, the inside swing joint of movable block and cavity, one side of trapezoidal fixture block and one side fixed connection of movable block, trapezoidal draw-in groove has all been seted up to the left and right sides of U-shaped fixture block, trapezoidal fixture block is kept away from one side of movable block and is pegged graft with the inside of trapezoidal draw-in groove, two expanding spring respectively with cavity left side and right side inner wall fixed connection, and two expanding spring about the dead lever longitudinal symmetry distribution.

Preferably, a fixing pin is inserted into the sensor housing, the fixing pin penetrates through the sensor housing and extends into the sensor housing, and one end of the fixing pin, which is located inside the sensor housing, is inserted into the inside of the ferrule.

Preferably, the sensor housing comprises a rear cover glass, and the rear cover glass is embedded in the right end of the sensor housing.

Preferably, the U-shaped fixture block comprises an annular handle, and the bottom of the annular handle is fixedly connected with the top of the U-shaped fixture block.

Preferably, the movable groove is formed in the movable block and the trapezoidal clamping block, the limit stop is movably connected inside the movable groove, one end, far away from the inner side wall of the cavity, of the fixed rod is connected with the inside of the movable groove in an inserting mode, and one end, located inside the movable groove, of the fixed rod is fixedly connected with one side of the limit stop.

Preferably, the sensor housing comprises a nameplate, and the nameplate is fixedly connected with the side surface of the top of the sensor housing.

Compared with the prior art, the utility model provides an infrared ray receiving transducer possesses following beneficial effect:

1. this infrared ray receiving sensor, plug in the inside of installing sleeve with sensor housing's right-hand member, pass the inside of installing sleeve and plug in the mounting hole with the U-shaped fixture block again, the U-shaped fixture block can form the extrusion to the inclined plane of trapezoidal fixture block at the in-process of downward movement, make two trapezoidal fixture blocks move to the inside of cavity, when the U-shaped fixture block moves the bottommost, trapezoidal fixture block is in the same height with trapezoidal draw-in groove, then make the inside of trapezoidal draw-in groove of trapezoidal fixture block grafting through expanding spring's elastic force effect, thereby make the position of U-shaped fixture block fixed, thereby make fixed effect after sensor housing's the installation reach better.

2. This infrared ray receiving sensor, through being provided with activity groove and limit stop, trapezoidal fixture block is at the in-process that removes, the activity groove removes about the surface of dead lever, and carry on spacingly through limit stop at the in-process that removes, be trapezoidal setting through trapezoidal fixture block and trapezoidal draw-in groove, need use great power to stimulate the U-shaped fixture block upwards just can make trapezoidal fixture block follow the inside separation of trapezoidal draw-in groove, and at the in-process of normal use, trapezoidal fixture block is pegged graft the inside at trapezoidal draw-in groove all the time, thereby the device's of being convenient for is fixed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a sectional view of the installation sleeve structure of the present invention;

fig. 4 is an enlarged view of a structure in fig. 3 according to the present invention.

Wherein: 1. a sensor housing; 2. a fixing pin; 3. inserting a core; 4. a circuit board; 5. back cover glass; 6. installing a sleeve; 7. mounting holes; 8. a U-shaped clamping block; 9. an annular handle; 10. a cavity; 11. fixing the rod; 12. a movable block; 13. a trapezoidal fixture block; 14. a trapezoidal clamping groove; 15. a tension spring; 16. a movable groove; 17. a limit stop block; 18. a nameplate.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, an infrared receiving sensor comprises a sensor housing 1, a ferrule 3, a circuit board 4 and an installation sleeve 6, the ferrule 3 is inserted into the sensor housing 1, a fixing pin 2 is inserted into the sensor housing 1, the fixing pin 2 penetrates through the sensor housing 1 and extends into the sensor housing 1, one end of the fixing pin 2 located inside the sensor housing 1 is inserted into the ferrule 3, the position of the ferrule 3 can be fixed by the fixing pin 2, the circuit board 4 is fixedly installed inside the sensor housing 1, the sensor housing 1 comprises a rear cover glass 5, the rear cover glass 5 is inserted into the right end of the sensor housing 1, the inside of the installation sleeve 6 is sleeved with the side surface of the sensor housing 1, the side surface of the sensor housing 1 is provided with an installation hole 7, the inside of the installation sleeve 6 is movably connected with a U-shaped clamping block 8, the bottom of U-shaped fixture block 8 runs through the top of installation sleeve 6 and extends to the inside of mounting hole 7, and U-shaped fixture block 8 is including annular handle 9, and annular handle 9's bottom and U-shaped fixture block 8's top fixed connection need use great power to upwards stimulate annular handle 9 and just can make U-shaped fixture block 8 separate from the inside of mounting hole 7 when the dismouting.

The inner top wall of the mounting sleeve 6 is provided with two cavities 10, the two cavities 10 are symmetrically distributed in the left and right direction about the U-shaped fixture block 8, the inner parts of the two cavities 10 respectively comprise a fixed rod 11, a movable block 12, a trapezoidal fixture block 13 and two telescopic springs 15, one end of the fixed rod 11 is fixedly connected with the inner side wall of the cavity 10, the movable block 12 is movably connected with the inner part of the cavity 10, one side of the trapezoidal fixture block 13 is fixedly connected with one side of the movable block 12, the left and right sides of the U-shaped fixture block 8 are respectively provided with a trapezoidal clamping groove 14, one side of the trapezoidal fixture block 13 far away from the movable block 12 is inserted into the trapezoidal clamping groove 14, the two telescopic springs 15 are respectively fixedly connected with the inner walls of the left side and the right side of the cavity 10, the two telescopic springs 15 are symmetrically distributed in the up and down direction about the fixed rod 11, the, the end of the fixed rod 11 far away from the inner side wall of the cavity 10 is inserted into the movable groove 16, the end of the fixed rod 11 located inside the movable groove 16 is fixedly connected with one side of the limit stop 17, the sensor shell 1 comprises a nameplate 18, and the nameplate 18 is fixedly connected with the side surface of the top of the sensor shell 1 and can be used for recording some information parameters of the device.

When using, peg graft the inside of installing sleeve 6 with sensor housing 1's right-hand member, pass installing sleeve 6 and peg graft the inside of mounting hole 7 with U-shaped fixture block 8 again, U-shaped fixture block 8 can form the extrusion to trapezoidal fixture block 13's inclined plane at the in-process of downward movement, make two trapezoidal fixture blocks 13 move to the one side that is close to cavity 10, when U-shaped fixture block 8 moves bottommost, trapezoidal fixture block 13 is in the same height with trapezoidal draw-in groove 14, then make trapezoidal fixture block 13 peg graft the inside of trapezoidal draw-in groove 14 through expanding spring 15's elasticity effect, thereby make U-shaped fixture block 8's position obtain fixedly, and then can make sensor housing 1 fix the inside at installing sleeve 6 always, thereby can effectively prevent that sensor housing 1 from taking place the separation from installing sleeve 6's inside.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an infrared ray receiving sensor, includes sensor housing (1), lock pin (3), circuit board (4) and installation sleeve pipe (6), its characterized in that: the insertion core (3) is inserted into the sensor shell (1), the circuit board (4) is fixedly installed inside the sensor shell (1), the inside of the installation sleeve (6) is sleeved with the side surface of the sensor shell (1), the side surface of the sensor shell (1) is provided with an installation hole (7), the inside of the installation sleeve (6) is movably connected with a U-shaped fixture block (8), and the bottom of the U-shaped fixture block (8) penetrates through the top of the installation sleeve (6) and extends into the installation hole (7);

the inner top wall of the mounting sleeve (6) is provided with two cavities (10), the two cavities (10) are distributed in bilateral symmetry about the U-shaped clamping block (8), the two cavities (10) are internally provided with a fixed rod (11), a movable block (12), a trapezoidal clamping block (13) and two telescopic springs (15), one end of the fixed rod (11) is fixedly connected with the inner side wall of the cavity (10), the movable block (12) is movably connected with the inside of the cavity (10), one side of the trapezoidal clamping block (13) is fixedly connected with one side of the movable block (12), the left side and the right side of the U-shaped clamping block (8) are provided with trapezoidal clamping grooves (14), one side of the trapezoidal clamping block (13), which is far away from the movable block (12), is inserted into the trapezoidal clamping grooves (14), and the two telescopic springs (15) are respectively fixedly connected with the inner walls on the left side and the right side of the cavity (10), and the two telescopic springs (15) are distributed up and down symmetrically about the fixed rod (11).

2. An infrared ray reception sensor according to claim 1, wherein: the sensor is characterized in that a fixing pin (2) is inserted into the sensor shell (1), the fixing pin (2) penetrates through the sensor shell (1) and extends into the sensor shell (1), and one end of the fixing pin (2) located inside the sensor shell (1) is inserted into the insertion core (3).

3. An infrared ray reception sensor according to claim 1, wherein: the sensor shell (1) comprises a rear cover glass (5), and the rear cover glass (5) is embedded at the right end of the sensor shell (1).

4. An infrared ray reception sensor according to claim 1, wherein: the U-shaped fixture block (8) comprises an annular handle (9), and the bottom of the annular handle (9) is fixedly connected with the top of the U-shaped fixture block (8).

5. An infrared ray reception sensor according to claim 1, wherein: activity groove (16) have been seted up to the inside of movable block (12) and trapezoidal fixture block (13), the inside swing joint in activity groove (16) has limit stop (17), the one end of cavity (10) inside wall is kept away from in dead lever (11) is pegged graft with the inside in activity groove (16), dead lever (11) are located one side fixed connection of the inside one end in activity groove (16) and limit stop (17).

6. An infrared ray reception sensor according to claim 1, wherein: the sensor shell (1) comprises a nameplate (18), and the nameplate (18) is fixedly connected with the side surface of the top of the sensor shell (1).