CN211291797U

CN211291797U - Mining intrinsic safety type adsorption type wireless temperature sensor

Info

Publication number: CN211291797U
Application number: CN201922169202.XU
Authority: CN
Inventors: 董贵林
Original assignee: Shanxi Changyu Power Automation Co ltd
Current assignee: Shanxi Changyu Power Automation Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-18
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a mining ann's type adsorbs formula wireless temperature sensor, including the lid, the lid lower extreme is equipped with the base, and the base lower extreme is equipped with the permanent magnet, is equipped with the casing in the lid, and inside circuit board, battery and the radio signal transmitter of being equipped with of casing, the casing lower extreme is equipped with the temperature sensor probe, and battery, radio signal transmitter and temperature sensor probe are connected simultaneously to the circuit board. The utility model has the advantages of reasonable design, adsorb the base on the bearing end cover through a plurality of permanent magnets, the adsorption affinity is strong, measures the temperature through the temperature sensor probe, and then converts digital signal into temperature signal and sends to the controller, and the people of being convenient for carry out real-time direct observation to the temperature of bearing, labour saving and time saving, the design of nylon lid and thin steel has alleviateed the weight of equipment, has saved the raw materials, has reduced manufacturing cost.

Description

Mining intrinsic safety type adsorption type wireless temperature sensor

Technical Field

The utility model belongs to the technical field of the coal mine safety, especially, relate to a mining ann's type adsorbs wireless temperature sensor of formula.

Background

In the operation process of mechanical equipment of a coal mine, such as a driving motor, a speed reducer and various rollers, the temperature and the lubrication degree of a bearing directly influence the service life of the bearing, and when the temperature of a bearing end cover reaches 70-80 ℃, the bearing is in failure, so that the normal operation and the safe production of the equipment are threatened. The adsorption device for measuring the bearing temperature at the present stage is unreasonable in design and large in weight, so that material waste is caused, the force required by adsorption is increased, and the monitoring equipment is easy to fall off from the end cover.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a mining ann's type adsorbs wireless temperature sensor of formula.

The utility model discloses a realize like this: an intrinsic safety type adsorption wireless temperature sensor for mines comprises a cover body, wherein a shell body is protected, a retaining ring is arranged on a lower edge fixing ring of the cover body and used for protecting and sealing the joint of a base and the cover body, the lower end of the cover body is provided with the base and used for protecting the shell body, a plurality of permanent magnets are fixedly arranged at the lower end of the base, the base is firmly and reliably connected with a bearing end cover through the permanent magnets, a groove is formed in the upper end of the base, the upper edge of the base is abutted with the lower end of the cover body and is positioned in the retaining ring, the cover body is hollow, the shell body is arranged in the cover body, the weight of the cover body is reduced, materials are saved, the lower end of the shell body is arranged in the groove, the position of the shell body is limited through the groove, the stability of the shell body is ensured, and a circuit board, the battery provides electric power for the normal operating of equipment, and the time of endurance is long, and wireless signal transmitter adopts zigBee, and is with low costs, and the consumption is little, the lower extreme of casing is provided with the temperature sensor probe, the temperature sensor probe adopts DS18B20, and DS18B20 output is digital signal, has small, and the hardware overhead is low, and the interference killing feature is strong, the characteristics that the precision is high, battery, wireless signal transmitter and temperature sensor probe are connected simultaneously to the circuit board, and the circuit board converts the digital signal of temperature sensor probe into temperature signal to on sending the display screen of controller through wireless signal transmitter, the staff of being convenient for observes the operating condition of equipment in real time, the middle part position ring in the casing outside is equipped with the copper leather collar, the temperature sensor probe is located the copper leather collar, has antistatic, anti-electromagnetic interference's function.

Preferably, the lower end of the base is uniformly provided with a plurality of threaded holes in a surrounding manner, the threaded holes are internally provided with countersunk head screws, the base is fixedly connected with the cover body through the countersunk head screws, and the sealing performance of the equipment is improved.

Preferably, the junction of lid and base is provided with O type sealing washer, has both further improved the sealing performance of lid and base junction, does not fear to drench, enlarges the range of application of equipment, again to the lid with be connected of base play the cushioning effect, guarantee with the casing compaction between lid and base, guarantee that the contact of temperature sensor probe and base is good.

Preferably, the number of the permanent magnets is 4-6, so that the adsorbability between the base and the bearing end cover is improved, and the permanent magnets are nickel-plated permanent magnets and are stable in structure, so that the permanent magnets are not damaged under the condition of corrosion.

Preferably, the material of lid is nylon, can not the transmission of separation radio signal, has alleviateed the weight of lid, has the advantage that mechanical strength is high when waterproof, durable, the material of base is the steel, the conduction of easy temperature.

Preferably, the size of recess slightly is greater than the size of casing, guarantees that the casing can not take place to remove in the recess, the inside degree of depth a of lid and the depth b of recess slightly be less than the thickness of casing, the depth b of recess is 1.5 ~ 2.5mm, through the extrusion, further fixes the position of casing, makes the casing can not take place to remove.

Preferably, the thickness of the base at the lower end of the shell is 0.5-1 mm, so that the temperature is easily conducted, the temperature value measured by the temperature sensor probe is more accurate, the raw materials are saved, and the production cost is reduced.

The utility model has the advantages that: the utility model has the advantages of reasonable design, adsorb the base on the bearing end cover through a plurality of permanent magnets, the adsorption affinity is strong, measures the temperature through the temperature sensor probe, and then converts digital signal into temperature signal and sends to the controller, and the people of being convenient for carry out real-time direct observation to the temperature of bearing, labour saving and time saving, the design of nylon lid and thin steel has alleviateed the weight of equipment, has saved the raw materials, has reduced manufacturing cost.

Drawings

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

FIG. 2 is a schematic structural view of the base of the present invention;

FIG. 3 is a schematic view of the connection structure of the circuit board of the present invention;

in the figure: 1. a cover body; 2. a retainer ring; 3. a base; 4. a permanent magnet; 5. a groove; 6. a housing; 7. a circuit board; 8. a battery; 9. a wireless signal transmitter; 10. a temperature sensor probe; 11. a copper leather ring; 12. a threaded hole; an O-ring seal.

Detailed Description

In order to understand the technical solution of the present invention more clearly, the present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-3, the mining intrinsic safety type adsorption wireless temperature sensor comprises a cover body 1 for protecting a casing 6, wherein the cover body 1 is made of nylon, so that the emission of wireless signals is not blocked, the weight of the cover body is reduced, the cover body is waterproof and has the advantage of high mechanical strength, and is durable, a retainer ring 2 is arranged on a lower edge fixing ring of the cover body 1 for protecting and sealing the joint of a base 3 and the cover body 1, the base 3 is arranged at the lower end of the cover body 1 for protecting the casing 6, the base 3 is made of steel and is easy for temperature conduction, a plurality of permanent magnets 4 are fixedly arranged at the lower end of the base 3, the number of the permanent magnets 4 is 6, so that the adsorption between the base 3 and a bearing end cover is improved, the permanent magnets 4 are nickel-plated permanent magnets and have stable structure, so that the permanent magnets are not damaged under the corrosion condition, the base 3 is firmly and reliably connected with the bearing end cover through the permanent magnet 4, the upper end of the base 3 is provided with the groove 5, the upper edge of the base 3 is abutted with the lower end of the cover body 1 and is positioned in the retainer ring 2, the joint of the cover body 1 and the base 3 is provided with the O-shaped sealing ring 13, the sealing performance of the joint of the cover body 1 and the base 3 is further improved, rain is not feared, the application range of the equipment is enlarged, the connection between the cover body 1 and the base 3 is buffered, the shell 6 is guaranteed to be compacted between the cover body 1 and the base 3, the contact between the temperature sensor probe 10 and the base 3 is guaranteed to be good, the cover body 1 is hollow, the shell 6 is arranged in the cover body 1, the weight of the cover body 1 is reduced, materials are saved, the lower end of the shell 6 is arranged in the groove 5, and the position of the shell 6 is, the stability of the shell 6 is ensured, the size of the groove 5 is slightly larger than that of the shell 6, the shell 6 is ensured not to move in the groove 5, the sum of the depth a inside the cover body 1 and the depth b of the groove 5 is slightly smaller than the thickness of the shell 6, the depth b of the groove 5 is 2mm, the position of the shell 6 is further fixed through extrusion, the shell 6 is prevented from moving, the thickness of the base 3 at the lower end of the shell 6 is 0.7mm, the temperature conduction is easy, the temperature value measured by the temperature sensor probe 10 is more accurate, meanwhile, raw materials are saved, the production cost is reduced, the circuit board 7, the battery 8 and the wireless signal transmitter 9 are arranged inside the shell 6, the battery 8 provides electric power for the normal operation of equipment, the endurance time is long, the ZigBee is adopted as the wireless signal transmitter 9, the cost is low, the power consumption is low, the temperature sensor probe 10 is arranged at the lower end of the shell 6, temperature sensor probe 10 adopts DS18B20, and what DS18B20 exported is digital signal, has small, and the hardware cost is low, and the interference killing feature is strong, the characteristics that the precision is high, battery 8, wireless signal transmitter 9 and temperature sensor probe 10 are connected simultaneously to circuit board 7, and circuit board 7 converts temperature sensor probe 10's digital signal into temperature signal to on sending to the display screen of controller through wireless signal transmitter 9, be convenient for the staff to carry out real-time observation to the operating condition of equipment, the middle part position ring in the casing 6 outside is equipped with copper leather collar 11, temperature sensor probe 10 is located copper leather collar 11, has antistatic, anti-electromagnetic interference's function.

The lower end of the base 3 is uniformly provided with a plurality of threaded holes 12 in a surrounding mode, the threaded holes 12 are internally provided with countersunk screws, the base 3 and the cover body 1 are fixedly connected through the countersunk screws, and the sealing performance of the device is improved.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a mining ann's type adsorbs wireless temperature sensor of formula, includes the lid, its characterized in that, the lower limb retaining ring of lid is equipped with the retaining ring, the lower extreme of lid is provided with the base, the fixed a plurality of permanent magnets that are provided with of lower extreme of base, the upper end of base is seted up flutedly, the top edge of base is in the same place with the lower extreme butt of lid to be located the retaining ring, the inside cavity of lid, and be provided with the casing in the lid, the lower extreme of casing sets up in the recess, inside circuit board, battery and the radio signal transmitter of being provided with of casing, the lower extreme of casing is provided with the temperature sensor probe, battery, radio signal transmitter and temperature sensor probe are connected simultaneously to the circuit board, the middle part position ring in the casing outside is equipped with the copper leather collar, the temperature sensor.

2. The mining intrinsic safety type adsorption wireless temperature sensor according to claim 1, characterized in that a plurality of threaded holes are uniformly and annularly formed in the lower end of the base, and countersunk head screws are arranged in the threaded holes.

3. The mining intrinsic safety type adsorption wireless temperature sensor according to claim 1, wherein an O-shaped sealing ring is arranged at the joint of the cover body and the base.

4. The mining intrinsic safety type adsorption wireless temperature sensor according to claim 1, wherein the number of the permanent magnets is 4-6, and the permanent magnets are nickel-plated permanent magnets.

5. The mining intrinsic safety type adsorption type wireless temperature sensor according to claim 1, wherein the cover body is made of nylon, and the base is made of steel.

6. The mining intrinsic safety type adsorption wireless temperature sensor according to claim 1, wherein the size of the groove is slightly larger than that of the shell, the sum of the depth a of the cover body and the depth b of the groove is slightly larger than the thickness of the shell, and the depth b of the groove is 1.5-2.5 mm.

7. The mining intrinsic safety type adsorption wireless temperature sensor according to claim 1, wherein the thickness of the base located at the lower end of the shell is 0.5-1 mm.