CN218270962U

CN218270962U - Photoelectric sensor based on pipeline liquid level

Info

Publication number: CN218270962U
Application number: CN202222609397.7U
Authority: CN
Inventors: 詹福炼; 关子成
Original assignee: Guangdong Keyin Intelligent Equipment Technology Co ltd
Current assignee: Guangdong Keyin Intelligent Equipment Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-01-10
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a detect photoelectric sensor based on pipeline liquid level, which comprises a mounting bas, one side fixedly connected with sealing barrel of mount pad, one side of sealing barrel surface is inlayed and is had the heat-conducting ring, a plurality of radiating fin of surface equidistance fixedly connected with of heat-conducting ring, the middle part cover of end cover is equipped with transparent light cone, the middle part fixedly connected with baffle of sealing barrel inner chamber, the both ends at baffle top and the equal fixedly connected with stiffener in both ends of bottom, there are photosensitive receiver and emitting diode at the middle part on baffle top and the middle part of bottom fixed mounting respectively, the cover that absorbs heat has all been cup jointed on photosensitive receiver's surface and emitting diode's surface, the cover that absorbs heat is close to one side fixedly connected with heat conduction post of sealing barrel that absorbs heat, the utility model relates to a detect photoelectric sensor based on pipeline liquid level, enlarge radiating area through the heat dissipation, carry out cold and hot replacement heat dissipation with the air under anhydrous state, carry out cold and hot replacement heat dissipation with liquid under the state, improve the heat dispersion of sensor.

Description

Photoelectric sensor based on pipeline liquid level

Technical Field

The utility model relates to a photoelectric sensor technical field specifically is a detect photoelectric sensor based on pipeline liquid level.

Background

The liquid level detecting photoelectric sensor is a novel contact type point liquid level measuring and controlling device by utilizing the principle that light is reflected and refracted on interfaces of two different media. The liquid level detector can realize single-point detection, is TTL compatible with digital level signal output, and is commonly used for detecting the liquid level of a pipeline.

The existing liquid level detection photoelectric sensor also generates some new requirements in the use process:

(1) The light emitting diode and the receiver of the liquid level detection photoelectric sensor can generate heat after long-time work, and the existing liquid level detection photoelectric sensor is mostly of a sealed waterproof structure for working in water, so that heat dissipation is not facilitated, and electronic elements are easily damaged;

(2) The structural nature is not strong when its emitting diode of liquid level detection photoelectric sensor and receiver are installed in sealed section of thick bamboo, lacks bearing structure for emitting diode and receiver drop easily when receiving water wave impact vibrations externally.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detect photoelectric sensor based on pipeline liquid level, can produce the heat after long-time work with its emitting diode of liquid level detection photoelectric sensor and receiver that provide in solving above-mentioned background art, and current liquid level detection photoelectric sensor is sealed waterproof construction for work is mostly in the aquatic, be unfavorable for the heat dissipation, it is not strong with the structural nature of its emitting diode of liquid level detection photoelectric sensor and receiver when installing in sealed section of thick bamboo to cause electronic component's damage easily, lack bearing structure, make emitting diode and receiver externally receive the problem that drops easily when water wave shock vibrations.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a detect photoelectric sensor based on pipeline liquid level, includes the mount pad, one side fixedly connected with sealing barrel of mount pad, one side on sealing barrel surface is inlayed and is had the heat conduction ring, a plurality of radiating fin of surface equidistance fixedly connected with of heat conduction ring, sealing barrel's one end threaded connection has the end cover, the middle part cover of end cover is equipped with transparent smooth cone, sealing barrel inner chamber's middle part fixedly connected with baffle, the both ends at baffle top and the equal fixedly connected with stiffener in both ends of bottom, the middle part on baffle top and the middle part of bottom are fixed mounting respectively has photoreceptor and emitting diode, the heat absorption cover has all been cup jointed on photoreceptor's the surface and emitting diode's surface, the heat absorption cover is close to sealing barrel's one side fixedly connected with heat conduction post.

Preferably, a waterproof sealing ring is sleeved at the joint of the sealing barrel and the end cover and used for sealing and waterproofing the joint of the sealing barrel and the end cover.

Preferably, the middle part fixed mounting of mount pad bottom has the connector lug, the threading groove has all been seted up to the inside both sides of mount pad, just threading groove and connector lug electric connection are passed to photoreceiver's wiring end and emitting diode's wiring end for the connection of circuit.

Preferably, four one ends of the reinforcing rods, which are far away from the partition plate, are fixedly connected with the inner wall of the sealing barrel, so that the structure of the partition plate is reinforced.

Preferably, one end of the heat conduction column, which is far away from the partition plate, is bonded with the inner wall of the heat conduction ring through the heat conduction silica gel, so that the heat conduction column is in contact with the heat conduction ring and used for heat conduction.

Preferably, the heat absorption sleeve is made of a heat conduction insulation sheet material, and the heat conduction ring, the heat dissipation fins and the heat conduction columns are made of an aluminum alloy material.

Preferably, the mounting seat is of a hexagonal structure, and the transparent light cone is of a conical structure.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The heat on the surfaces of the photosensitive receiver and the light-emitting diode is absorbed by the heat absorption sleeve, the heat is conducted to the heat conduction column and the heat conduction ring by the heat absorption sleeve, and the heat is conducted to the heat dissipation fins by the heat conduction ring, so that the heat dissipation area is enlarged by the heat dissipation fins, cold and heat replacement heat dissipation is performed with air in an anhydrous state, cold and heat replacement heat dissipation is performed with liquid in a water state, and the heat dissipation performance of the sensor is improved;

(2) Strengthen the structure of baffle through the stiffener, keep the stability of baffle, then the rethread heat absorption cover supports tightly photoreceiver and emitting diode and carries on spacingly, guarantees photoreceiver and emitting diode's stability, reduces photoreceiver and emitting diode and receives the outside water wave and assault and the possibility that drops.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is a longitudinal cut view of the present invention;

fig. 5 is an enlarged view of the part a of the present invention.

In the figure: 1. a mounting base; 2. a sealing cylinder; 3. a heat conductive ring; 4. a heat dissipating fin; 5. an end cap; 6. a transparent light cone; 7. a partition plate; 8. a reinforcing rod; 9. a light sensitive receiver; 10. a light emitting diode; 11. a heat-absorbing jacket; 12. a heat-conducting column; 13. a connector lug; 14. a waterproof sealing ring; 15. a threading groove.

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 efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-5, the utility model provides a detect photoelectric sensor based on pipeline liquid level, which comprises a mounting base 1, one side fixedly connected with sealing cylinder 2 of mount pad 1, one side on sealing cylinder 2 surface is inlayed and is had heat conduction ring 3, a plurality of radiating fin 4 of surface equidistance fixedly connected with of heat conduction ring 3, the one end threaded connection of sealing cylinder 2 has end cover 5, the middle part cover of end cover 5 is equipped with transparent light cone 6, the middle part fixedly connected with baffle 7 of 2 inner chambers of sealing cylinder, the equal fixedly connected with stiffener 8 in both ends at the both ends at baffle 7 top and bottom, there are photosensitive receiver 9 and emitting diode 10 at the middle part on baffle 7 top and the middle part of bottom respectively fixed mounting, photosensitive receiver 9's surface and emitting diode 10's surface have all cup jointed heat absorption cover 11, heat absorption cover 11 is close to one side fixedly connected with heat conduction post 12 of sealing cylinder 2.

When in use, the water state is as follows: the liquid submerges the transparent light cone 6, the light emitted by the light emitting diode 10 is refracted into the liquid through the transparent light cone 6, so that the photosensitive receiver 9 cannot receive or can only receive a small amount of light, and the water is judged to be in a water-free state: the transparent light cone 6 is exposed in the air, then the light emitted by the light emitting diode 10 is directly reflected back to the light emitting diode 10 from the transparent light cone 6, the sensor gives out a signal, and therefore the sensor judges that no water exists, the heat on the surfaces of the photosensitive receiver 9 and the light emitting diode 10 is absorbed by the heat absorption sleeve 11, the heat absorption sleeve 11 conducts the heat to the heat conduction column 12, the heat conduction ring 3 and the heat dissipation fins 4, and the heat dissipation performance of the sensor is improved by performing cold and heat exchange with the air or liquid through the heat dissipation fins 4.

And a waterproof sealing ring 14 is sleeved at the joint of the sealing barrel 2 and the end cover 5.

When in use, the sealing sleeve is used for sealing and waterproofing the joint of the sealing barrel 2 and the end cover 5.

The middle part fixed mounting of 1 bottom of mount pad has connector lug 13, and threading groove 15 has all been seted up to the inside both sides of mount pad 1, and the wiring end of photoreceiver 9 and emitting diode 10's wiring end pass threading groove 15 and connector lug 13 electric connection.

In use, the mounting base 1 is used for mounting the sensor, and the connector lug 13 is electrically connected with the terminal of the photosensitive receiver 9 and the terminal of the light emitting diode 10 for supplying power and transmitting signals.

One ends of the four reinforcing rods 8 far away from the partition plate 7 are fixedly connected with the inner wall of the sealing barrel 2.

When in use, the structure of the partition board 7 is reinforced by the reinforcing rod 8, and the stability of the partition board 7 is kept.

One end of the heat conducting column 12 far away from the partition plate 7 is bonded with the inner wall of the heat conducting ring 3 through heat conducting silica gel.

In use, heat is conducted to the heat conduction ring 3 through the heat conduction column 12 to dissipate heat.

The heat absorption sleeve 11 is made of a heat-conducting insulating sheet material, and the heat-conducting ring 3, the heat-radiating fins 4 and the heat-conducting columns 12 are made of an aluminum alloy material.

When the heat-conducting insulating sheet material is used, the heat-conducting insulating sheet material has double performances of heat absorption and insulation, and the aluminum alloy material has good heat-conducting performance, low manufacturing cost and strong corrosion resistance.

The mounting seat 1 is of a hexagonal structure, and the transparent light cone 6 is of a conical structure.

When in specific use, the water state is as follows: the liquid submerges the transparent light cone 6, the light emitted by the light emitting diode 10 is refracted into the liquid through the transparent light cone 6, so that the photosensitive receiver 9 cannot receive or can only receive a small amount of light, and the water is judged to be in a water-free state: the transparent light cone 6 is exposed in the air, light emitted by the light emitting diode 10 is directly reflected back to the light emitting diode 10 from the transparent light cone 6, the sensor gives a signal, and therefore the sensor judges that no water exists, heat can be emitted in the working process of the photosensitive receiver 9 and the light emitting diode 10, at the moment, the heat on the surfaces of the photosensitive receiver 9 and the light emitting diode 10 is absorbed by the heat absorption sleeve 11, the heat absorption sleeve 11 conducts the heat to the heat conduction column 12 and the heat conduction ring 3, the heat conduction ring 3 conducts the heat to the heat dissipation fins 4, the heat dissipation area is enlarged through the heat dissipation fins 4, cold and hot replacement heat dissipation is carried out with the air in the anhydrous state, cold and hot replacement heat dissipation is carried out with liquid in the water state, the heat dissipation performance of the sensor is improved, the structure of the partition plate 7 is reinforced through the reinforcing rod 8, the stability of the partition plate 7 is kept, then the photosensitive receiver 9 and the light emitting diode 10 are tightly abutted through the heat absorption sleeve 11 for limiting, the stability of the photosensitive receiver 9 and the light emitting diode 10 is ensured, and the possibility that the photosensitive receiver 9 and the light emitting diode 10 fall off due to external water wave impact is reduced.

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 invention.

Claims

1. The utility model provides a detect photoelectric sensor based on pipeline liquid level, includes mount pad (1), its characterized in that: the utility model discloses a solar heat collector, including mount pad (1), sealed section of thick bamboo (2) of one side fixedly connected with of mount pad (1), one side on sealed section of thick bamboo (2) surface is inlayed and is had heat conduction ring (3), a plurality of radiating fin (4) of surface equidistance fixedly connected with of heat conduction ring (3), the one end threaded connection of sealed section of thick bamboo (2) has end cover (5), the middle part cover of end cover (5) is equipped with transparent light cone (6), middle part fixedly connected with baffle (7) of sealed section of thick bamboo (2) inner chamber, the equal fixedly connected with stiffener (8) in both ends at baffle (7) top and the both ends of bottom, the middle part on baffle (7) top and the middle part of bottom respectively fixed mounting have photoreceiver (9) and emitting diode (10), the surface of photoreceiver (9) and the surface of emitting diode (10) have all cup jointed heat absorption cover (11), heat absorption cover (11) are close to one side fixedly connected with heat conduction post (12) of sealed section of a section of thick bamboo (2).

2. The pipeline liquid level-based detection photoelectric sensor as claimed in claim 1, wherein: and a waterproof sealing ring (14) is sleeved at the joint of the sealing barrel (2) and the end cover (5).

3. The pipeline liquid level-based detection photoelectric sensor as claimed in claim 1, wherein: the middle part fixed mounting of mount pad (1) bottom has connector lug (13), threading groove (15) have all been seted up to the inside both sides of mount pad (1), just wiring end of photoreceiver (9) and the wiring end of emitting diode (10) pass threading groove (15) and connector lug (13) electric connection.

4. The pipeline liquid level-based detection photoelectric sensor as claimed in claim 1, wherein: and one ends of the four reinforcing rods (8) far away from the partition plate (7) are fixedly connected with the inner wall of the sealing cylinder (2).

5. The pipeline liquid level-based detection photoelectric sensor as claimed in claim 1, wherein: one end of the heat-conducting column (12) far away from the partition plate (7) is bonded with the inner wall of the heat-conducting ring (3) through heat-conducting silica gel.

6. The pipeline liquid level-based detection photoelectric sensor as claimed in claim 1, wherein: the heat absorption sleeve (11) is made of a heat conduction insulation sheet material, and the heat conduction ring (3), the heat dissipation fins (4) and the heat conduction columns (12) are made of an aluminum alloy material.

7. The pipeline liquid level-based detection photoelectric sensor as claimed in claim 1, wherein: the mounting seat (1) is of a hexagonal structure, and the transparent light cone (6) is of a conical structure.