CN111964799A

CN111964799A - Portable temperature metering device

Info

Publication number: CN111964799A
Application number: CN202010818149.6A
Authority: CN
Inventors: 段长生; 焦洋; 尹承楠; 王文英; 杜德森
Original assignee: Heilongjiang Huaan Jingyi Metrology Technology Institute Co ltd
Current assignee: Heilongjiang Huaan Jingyi Metrology Technology Institute Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-11-20

Abstract

The invention discloses a portable temperature metering device, which comprises a machine body and a thermocouple temperature sensing line, wherein a protective wearing device consists of a wrist strap, a protective main sleeve and a protective sleeve head, the protective main sleeve is sleeved on the machine body through a protective sleeve head for protecting the machine body when in collision, the connected wrist strap is sleeved on the wrist of a worker, the machine body is supported and checked through the protective main sleeve, when the temperature value is measured, the worker can check the value, the temperature value is recorded through the hand of the machine body worn by the wrist strap, the portable temperature metering device has the advantages that the protective wearing device is arranged on the machine body, the machine body can be protected when in collision during working, the service life is prolonged, the wrist strap is worn on the wrist of the worker, the protective main sleeve supports the machine body, the hand of the worker is released, and the temperature value is recorded conveniently after the measurement is completed, is very convenient.

Description

Portable temperature metering device

Technical Field

The invention belongs to the technical field related to temperature measurement, and particularly relates to a portable temperature metering device.

Background

The thermocouple thermometer is a temperature measuring instrument based on thermoelectric effect. The device has the advantages of wide measurement range, simple structure, convenient use, accurate and reliable temperature measurement, and convenient remote transmission, automatic recording and centralized control of signals, thereby being widely applied in the fields of industrial production and scientific research.

The prior portable temperature metering device technology has the following problems: carry out temperature measurement through portable temperature metering device, the staff grasps the thermocouple measuring wire in one hand, and the organism is grasped to the other hand and is measured, measures the numerical value that obtains and need take notes, but the staff both hands respectively grasp the thing, makes it can't take notes, and is very troublesome.

Disclosure of Invention

The invention aims to provide a portable temperature metering device, which aims to solve the problem that in the background technology, when the portable temperature metering device is used for measuring the temperature, a worker grasps a thermocouple measuring wire with one hand and grasps a machine body with the other hand to measure, and the measured value needs to be recorded, but the worker grasps objects with both hands respectively, so that the recording cannot be carried out, and the problem is very troublesome.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a portable temperature metering device, includes organism and thermocouple temperature sensing line, the middle part of organism is inlayed and is had temperature display screen, the right downside that the right side below of temperature display screen is located the organism is provided with switch, the lower extreme left side of organism is pegged graft and is had the connector, the lower extreme middle part of connector is connected with thermocouple temperature sensing line, the fixed band has been cup jointed on thermocouple temperature sensing line's right side, thermocouple temperature sensing line's the other end is provided with the temperature sensing head, the outer end of organism has cup jointed the protection and has worn the device, the protection is worn the device and is included wrist strap, protection main cover and protective cover head, the end is connected with protective cover head about the protection main cover, the upper and lower end of protection main cover is provided.

Preferably, a battery cover is embedded on the upper side of the rear end of the machine body, and a label is adhered to the lower side of the rear end of the machine body below the battery cover by glue.

Preferably, when the thermocouple temperature sensing wire is formed by contacting two different conductors to form a loop, an electric potential is generated in the loop, the magnitude of the electric potential is directly related to the temperature difference of the contact of the temperature sensing head, and the phenomenon is called as a thermoelectric effect.

Preferably, the protective sleeve head is provided with two, and two the protective sleeve head is inlayed and is protected on the organism, the wrist strap is through wearing on staff's wrist to support the organism through main pullover of protection and look over.

Preferably, the inner of battery cover is located the inside of organism and inlays and have two sections lithium cells, and the lithium cell supplies power to the organism, the sign subsides are used for the staff to look over the notes that the organism used.

Preferably, a processor is arranged in the machine body, and the processor converts the electric potential returned by the thermocouple temperature sensing line into a temperature value to be displayed on the temperature display screen.

Preferably, the number of the fixing bands is two, and the fixing bands bind and arrange the thermocouple temperature sensing lines.

Compared with the prior art, the invention provides a portable temperature metering device, which has the following beneficial effects:

1. the protective wearing device comprises a wrist strap, a protective main sleeve and a protective sleeve head, wherein the protective main sleeve is sleeved on a machine body through the protective sleeve head to protect the machine body when the machine body is collided, the connected wrist strap is sleeved on the wrist of a worker, the machine body is supported and checked through the protective main sleeve, when a temperature value is measured, the worker can check the value, and the temperature value is recorded through the hand of the machine body worn by the wrist strap.

2. The protective wearing device has the advantages that the protective wearing device is arranged on the machine body, so that the machine body can be protected when the protective wearing device collides during working, the service life is prolonged, the protective wearing device is worn on the wrist of a worker through the wrist strap, the machine body is supported by the protective main sleeve, the hand of the worker is released, and the temperature value can be conveniently recorded after the measurement of the worker is completed, so that the protective wearing device is very convenient.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

FIG. 1 is a schematic structural diagram of a portable temperature measuring device according to the present invention;

FIG. 2 is a schematic structural view of a portable temperature measurement device protective wearing device according to the present invention;

FIG. 3 is a schematic rear view of a portable temperature measuring device according to the present invention;

in the figure: 1. a body; 2. a protective wear device; 3. a temperature display screen; 4. a power switch; 5. a temperature sensing head; 6. fixing belts; 7. a thermocouple temperature sensing line; 8. a connector; 9. a battery cover; 10. label paste; 21. a wristband; 22. a protective main sleeve; 23. a protective sleeve head.

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. 1-3, the present invention provides a technical solution:

a portable temperature metering device comprises a machine body 1 and a thermocouple temperature sensing wire 7, wherein a processor is arranged in the machine body 1, the processor converts electric potential returned by the thermocouple temperature sensing wire 7 into a temperature value to be displayed on a temperature display screen 3, the electric potential generated by the thermocouple temperature sensing wire 7 is input into the machine body 1 through a connector 8, the electric potential returned by the thermocouple temperature sensing wire 7 is converted into a temperature value to be displayed on the temperature display screen 3 through the processor, a battery cover 9 is embedded on the upper side of the rear end of the machine body 1, the inner end of the battery cover 9 is positioned in the machine body 1 and is embedded with two lithium batteries, the lithium batteries supply power to the machine body 1, an identification sticker 10 is used for a worker to check the caution items used by the machine body 1, a power switch 4 is opened, the lithium batteries at the inner end of the battery cover 9 start to supply power, the display screen displays numerical values, and an identification sticker 10 is adhered on the, wherein the lithium battery is protected from falling from the inside of the body 1 by closing the battery cover 9.

The utility model provides a portable temperature metering device, it has temperature display screen 3 to inlay including the middle part of organism 1, the right side below that temperature display screen 3 is located organism 1's right downside is provided with switch 4, the lower extreme left side of organism 1 is pegged graft and is had connector 8, the lower extreme middle part of connector 8 is connected with thermocouple temperature sensing line 7, thermocouple temperature sensing line 7 is when two kinds of different conductor contact constitute the return circuit, will produce the electric potential in the return circuit, the size of this kind of electric potential is direct to be related to with the temperature difference of temperature sensing head 5 contact, this kind of phenomenon is called thermoelectric effect, wherein through putting into the equipment of heating with temperature sensing head 5, produce the electric potential through the temperature difference when 7 inside two kinds of different conductor contact constitute the return circuit.

A portable temperature metering device comprises a fixing band 6 sleeved on the right side of a thermocouple temperature sensing line 7, two fixing bands 6 are arranged on the right side, the two fixing bands 6 are used for binding and arranging the thermocouple temperature sensing line 7, the thermocouple temperature sensing line 7 is separated from the two fixing bands 6, the thermocouple temperature sensing line 7 is pulled open for temperature measurement, a temperature sensing head 5 is arranged at the other end of the thermocouple temperature sensing line 7, a protective wearing device 2 is sleeved on the outer end of a machine body 1, the protective wearing device 2 comprises a wrist band 21, a protective main sleeve 22 and a protective sleeve head 23, the left end and the right end of the protective main sleeve 22 are connected with the protective sleeve heads 23, the two protective sleeve heads 23 are arranged on the machine body 1 in a total, the two protective sleeve heads 23 are embedded on the machine body 1 for protection, the wrist band 21 is worn on the wrist of a worker and is used for supporting and checking the machine body 1 through the protective main sleeve 22, the hand of the worker is released, conveniently, the upper and lower ends of the protective main sleeve 22 are provided with wrist bands 21.

The working principle and the using process of the invention are as follows: after the portable temperature measuring device is installed, temperature measurement is carried out through the portable temperature measuring device, firstly, a machine body 1 is protected through a protective wearing device 2, a protective main sleeve 22 is sleeved on the machine body 1 through a protective sleeve head 23 for protection, a connected wrist strap 21 is sleeved on the wrist of a worker, the machine body 1 is supported and checked through the protective main sleeve 22, the machine starts to work, a power switch 4 is turned on, a lithium battery at the inner end of a battery cover 9 starts to supply power, a display screen displays numerical values, a thermocouple temperature sensing wire 7 is separated from two fixing bands 6, the thermocouple temperature sensing wire 7 is pulled open for temperature measurement, the temperature sensing head 5 is placed into heating equipment, when two different conductors in the thermocouple temperature sensing wire 7 are contacted to form a loop, electric potential is generated through temperature difference, the generated electric potential is transmitted to the machine body 1 through a connector 8, the electric potential returned by the thermocouple temperature sensing wire 7 is converted into a temperature value through a processor to be displayed on the temperature display, the staff records the value.

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. A portable temperature metering device comprises a machine body (1) and a thermocouple temperature sensing wire (7), and is characterized in that: a temperature display screen (3) is embedded in the middle of the machine body (1), a power switch (4) is arranged at the lower right side of the machine body (1) at the lower right side of the temperature display screen (3), a connector (8) is inserted on the left side of the lower end of the machine body (1), the middle part of the lower end of the connector (8) is connected with a thermocouple temperature sensing wire (7), the right side of the thermocouple temperature sensing line (7) is sleeved with a fixing band (6), the other end of the thermocouple temperature sensing line (7) is provided with a temperature sensing head (5), the outer end of the machine body (1) is sleeved with a protective wearing device (2), the protective wearing device (2) comprises a wrist strap (21), a protective main sleeve (22) and a protective sleeve head (23), the left end and the right end of the protection main sleeve (22) are connected with a protection sleeve head (23), and the upper end and the lower end of the protection main sleeve (22) are provided with wristbands (21).

2. A portable thermometer of claim 1, further comprising: a battery cover (9) is inlaid on the upper side of the rear end of the machine body (1), and an identification sticker (10) is adhered to the lower side of the rear end of the machine body (1) below the battery cover (9) through glue.

3. A portable thermometer device as defined in claim 1 or 2, further comprising: when the thermocouple temperature sensing wire (7) is formed by two different conductors in a contact way to form a loop, electric potential is generated in the loop, the magnitude of the electric potential is directly related to the temperature difference of the contact of the temperature sensing head (5), and the phenomenon is called as thermoelectric effect.

4. A portable thermometer of claim 3, wherein: protective sleeve head (23) are provided with two altogether, and two protective sleeve head (23) are inlayed and are protected on organism (1), wrist strap (21) is through wearing on staff's wrist to support organism (1) through protection major sheath (22) and look over.

5. A portable thermometer of claim 2, further comprising: the inner of battery cover (9) is located the inside of organism (1) and inlays and has two lithium cells, and the lithium cell supplies power to organism (1), sign subsides (10) are used for the staff to look over organism (1) use notes.

6. A portable thermometer device as defined in claim 1, 2, 4 or 5, wherein: the electric potential transmitted back by the thermocouple temperature sensing line (7) is converted into a temperature value through the processor, and the temperature value is displayed on the temperature display screen (3).

7. A portable thermometer of claim 6, further comprising: the fixing bands (6) are provided with two fixing bands, and the fixing bands (6) are used for binding and arranging the thermocouple temperature sensing wires (7).