CN219459035U - Photoelectric switch with over-temperature prevention structure - Google Patents

Abstract

The utility model relates to the technical field of photoelectric switches and discloses a photoelectric switch with an overheat preventing structure, which comprises a shell and an electronic element, wherein the electronic element is arranged in the shell, a power line is arranged on the side wall of the electronic element, the power line extends to the outer side of the shell, an induction block is arranged at the top end of the electronic element, a power supply is arranged on the left side of the electronic element, a first connecting wire is electrically connected to the side wall of the power supply, a cavity is formed in the induction block, the first connecting wire extends to the inside of the cavity and is provided with a first connecting wire, a second connecting wire is arranged on the inner wall of the cavity, and a second connecting wire is arranged on the inner wall of the cavity. The utility model has a certain heat dissipation effect when the temperature inside the photoelectric switch is higher, and can send out an alarm in time when the temperature is too high.

Description

Photoelectric switch with over-temperature prevention structure

Technical Field

The utility model relates to the technical field of photoelectric switches, in particular to a photoelectric switch with an overtemperature preventing structure.

Background

The photoelectric switch is short for photoelectric proximity switch, and it uses the shielding or reflection of the detected object to the light beam, and uses the synchronous loop to switch on the circuit, so as to detect the existence of the object. The object is not limited to metal, and all objects that reflect light (or block light) can be detected.

In the prior art, in the use process of the photoelectric switch, an electronic element in the photoelectric switch can continuously emit heat, and if the electronic element cannot be timely discharged, the temperature in the photoelectric switch can be too high, so that the normal use of the photoelectric switch can be influenced. Therefore, the application designs a photoelectric switch with an overtemperature preventing structure.

Disclosure of Invention

The utility model aims to solve the problem that the temperature inside a photoelectric switch is too high if the photoelectric switch cannot be timely discharged in the prior art, so that the normal use of the photoelectric switch is affected.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a photoelectric switch that possesses structure of preventing excessive temperature, includes casing and electronic component, electronic component sets up the inside at the casing, be equipped with the power cord on electronic component's the lateral wall, the power cord extends to the outside of casing, electronic component's top is equipped with the response piece, electronic component is located the left side of response piece and is provided with the power, the electricity is connected with first connecting wire on the lateral wall of power, the cavity has been seted up to the inside of response piece, first connecting wire extends to the inside of cavity and is equipped with first wiring, the inner wall that the response piece is located the cavity is equipped with the second connecting wire, the inner wall that the second connecting wire is located the cavity is equipped with the second wiring, the second connecting wire extends to the top of casing and the electricity is connected with the alarm, the bottom inner wall of response piece is equipped with the copper billet, the top of copper billet is equipped with the movable block, the inside of movable block is equipped with the third connecting wire, the inside of response piece is equipped with heat dissipation mechanism.

Preferably, the two ends of the third connecting wire are respectively provided with a third wiring terminal, and the third wiring terminal is respectively contacted with the first wiring terminal and the second wiring terminal.

Preferably, the heat dissipation mechanism comprises an adapter wire, a motor and fan blades, one end of the adapter wire is electrically connected with the second wiring end, a groove is formed in the induction block, one end of the adapter wire, which is located in the groove, is electrically connected with the motor, an output shaft of the motor is fixedly connected with the fan blades, and the motor is fixedly connected in the groove.

Preferably, the air inlet is formed in the inner wall of the top end of the electronic element, which is located in the groove, the dustproof net is arranged on the inner wall of the electronic element, which is located in the air inlet, the induction block is located in the groove, the support frame is arranged in the groove, and the output shaft of the motor is rotationally connected in the support frame.

Preferably, the induction block is provided with an insulating pad on the inner wall of the cavity, and the side wall of the movable block is slidably arranged on the side wall of the insulating pad.

Preferably, the electronic element is provided with a heat conducting plate on the inner wall of the top end of the cavity, and the bottom end of the copper block is in contact with the heat conducting plate.

Compared with the prior art, the utility model provides the photoelectric switch with the over-temperature prevention structure, which has the following beneficial effects:

1. this possess photoelectric switch who prevents excessive temperature structure flows into on the alarm through the second connecting wire through the electric current, makes the alarm circular telegram to can in time send out the alarm, prevent that photoelectric switch from being in the excessive temperature operating condition, the condition that the electric leakage can be prevented to the insulating pad.

2. This possess photoelectric switch who prevents excessive temperature structure, through the power through first connecting wire third connecting wire, the patch cord with electric energy transmission to the motor on, thereby the output shaft of motor rotates and can drive the flabellum and rotate, makes gas extend to electronic component's inside through the air intake, is convenient for dispel the heat to electronic component.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, the device has a certain heat dissipation effect when the temperature inside the photoelectric switch is higher, and simultaneously, an alarm can be timely sent out when the temperature is too high.

Drawings

Fig. 1 is a schematic structural diagram of a photoelectric switch with an over-temperature prevention structure according to the present utility model;

fig. 2 is an enlarged schematic view of the structure of the portion a in fig. 1.

In the figure: 1 a shell, 2 electronic components, 3 power lines, 4 induction blocks, 5 power supplies, 6 first connecting lines, 7 second connecting lines, 8 alarms, 9 copper blocks, 10 movable blocks, 11 third connecting lines, 12 switching lines, 13 motors, 14 fan blades, 15 dustproof nets, 16 supporting frames, 17 insulating pads and 18 heat conducting plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-2, a photoelectric switch with an overheat preventing structure comprises a housing 1 and an electronic element 2, wherein the electronic element 2 is arranged in the housing 1, a power line 3 is arranged on the side wall of the electronic element 2, the power line 3 extends to the outer side of the housing 1, an induction block 4 is arranged at the top end of the electronic element 2, a power supply 5 is arranged at the left side of the induction block 4, a first connecting wire 6 is electrically connected to the side wall of the power supply 5, a cavity is formed in the induction block 4, the first connecting wire 6 extends to the inside of the cavity and is provided with a first wiring terminal, the induction block 4 is provided with a second connecting wire 7 on the inner wall of the cavity, the second connecting wire 7 is provided with a second wiring terminal on the inner wall of the cavity, the second connecting wire 7 extends to the top end of the housing 1 and is electrically connected with an alarm 8, a copper block 9 is arranged on the inner wall of the bottom end of the induction block 4, a movable block 10 is arranged at the top end of the copper block 9, a third connecting wire 11 is arranged in the inside the movable block 10, and the two ends of the third connecting wire 11 are respectively provided with a third wiring terminal, and the third wiring terminal is respectively in contact with the first wiring terminal and the second wiring terminal.

The inside of response piece 4 is equipped with cooling mechanism, cooling mechanism includes patch cord 12, motor 13 and flabellum 14, the one end and the second wiring end electricity of patch cord 12 are connected, the inside of response piece 4 is seted up flutedly, the one end that patch cord 12 is located the recess is inside is connected with motor 13 electricity, the output shaft and the flabellum 14 fixed connection of motor 13, motor 13 fixed connection is in the inside of recess, the air intake has been seted up to the top inner wall that electronic component 2 is located the recess, the inner wall that electronic component 2 is located the air intake is equipped with dust screen 15, the inside that response piece 4 is located the recess is equipped with support frame 16, the output shaft rotation of motor 13 is connected in the inside of support frame 16, the inner wall that response piece 4 is located the cavity is equipped with insulating pad 17, the lateral wall slip of movable block 10 sets up on insulating pad 17's lateral wall, the top inner wall that electronic component 2 is located the cavity is equipped with heat-conducting plate 18, the bottom and the heat-conducting plate 18 contact setting of copper piece 9.

In the utility model, when the temperature of the electronic element 2 is increased, heat is conducted to the copper block 9 through the heat conducting plate 18, so that the copper block 9 expands to push the movable block 10 to rise, the first connecting wire 6, the second connecting wire 7 and the third connecting wire 11 are connected, the power supply 5 transmits electric energy to the motor 13 through the third connecting wire 11 of the first connecting wire 6 and the adapter wire 12, the output shaft of the motor 13 rotates to drive the fan blade 14 to rotate, gas extends to the inside of the electronic element 2 through the air inlet, the electronic element 2 is conveniently cooled, the stability of the fan blade 14 can be ensured through the support frame 16, partial current flows into the alarm 8 through the second connecting wire 7, the alarm 8 is electrified, an alarm can be timely sent out, and the insulating pad 17 can prevent the occurrence of electric leakage.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a photoelectric switch that possesses structure of preventing excessive temperature, includes casing (1) and electronic component (2), its characterized in that: the electronic component (2) set up the inside at casing (1), be equipped with power cord (3) on the lateral wall of electronic component (2), power cord (3) extend to the outside of casing (1), the top of electronic component (2) is equipped with sensing piece (4), the left side that electronic component (2) are located sensing piece (4) is provided with power (5), the electricity is connected with first connecting wire (6) on the lateral wall of power (5), the cavity has been seted up to the inside of sensing piece (4), inside that first connecting wire (6) extend to the cavity just is equipped with first wiring, sensing piece (4) are located the inner wall of cavity is equipped with second connecting wire (7), the inner wall that second connecting wire (7) are located the cavity is equipped with the second wiring, the top that second connecting wire (7) extend to casing (1) and electricity are connected with alarm (8), the bottom inner wall of sensing piece (4) is equipped with copper piece (9), the top of copper piece (9) is equipped with movable block (10), the inside of movable block (10) is equipped with inside (11), inside cooling body (4).

2. The photoelectric switch with an overheat protection structure according to claim 1, wherein: and the two ends of the third connecting wire (11) are respectively provided with a third wiring terminal, and the third wiring terminals are respectively contacted with the first wiring terminal and the second wiring terminal.

3. The photoelectric switch with an overheat protection structure according to claim 1, wherein: the heat dissipation mechanism comprises an adapter wire (12), a motor (13) and fan blades (14), one end of the adapter wire (12) is electrically connected with the second wiring end, a groove is formed in the induction block (4), one end of the adapter wire (12) located in the groove is electrically connected with the motor (13), an output shaft of the motor (13) is fixedly connected with the fan blades (14), and the motor (13) is fixedly connected in the groove.

4. A photoelectric switch having an overheat protection structure according to claim 3, wherein: the novel electronic component is characterized in that an air inlet is formed in the inner wall of the top end of the groove of the electronic component (2), a dust screen (15) is arranged on the inner wall of the air inlet of the electronic component (2), a supporting frame (16) is arranged in the groove of the sensing block (4), and an output shaft of the motor (13) is rotationally connected to the inside of the supporting frame (16).

5. The photoelectric switch with an overheat protection structure according to claim 1, wherein: the induction block (4) is arranged on the inner wall of the cavity and is provided with an insulating pad (17), and the side wall of the movable block (10) is arranged on the side wall of the insulating pad (17) in a sliding manner.

6. The photoelectric switch with an overheat protection structure according to claim 1, wherein: the electronic component (2) is arranged on the inner wall of the top end of the cavity, a heat conducting plate (18) is arranged on the inner wall of the top end of the cavity, and the bottom end of the copper block (9) is in contact with the heat conducting plate (18).