CN214040403U - Thermocouple temperature measuring device with adjustable length - Google Patents

Abstract

The utility model relates to a thermocouple temperature measuring device with adjustable length, including casing, thermocouple and line concentrator, be equipped with rechargeable power supply, temperature acquisition module and digital display screen on the casing, rechargeable power supply passes through the power wire and is connected with temperature acquisition module, is equipped with shift knob on the power wire, and temperature acquisition module is connected with digital display screen, is connected with the thermocouple line on temperature acquisition module's the terminal, and the tip and the thermocouple of thermocouple line are connected, and the line concentrator is installed on the thermocouple line. The utility model discloses simple structure, convenient to use, through the cooperation design of casing, thermocouple and line concentrator, effectively solve current thermocouple temperature measuring device when measuring the temperature of being surveyed the valve, the thermocouple line reserves length overlength, takes place to tie a knot easily or winding phenomenon, disturbs other equipment or field work personnel's work, influences industrial production safety and unit safety scheduling problem.

Description

Thermocouple temperature measuring device with adjustable length

Technical Field

The utility model relates to a nuclear power station technical field especially relates to a thermocouple temperature measuring device with adjustable length.

Background

At present, in a nuclear power station, the temperature of a valve is generally acquired and measured by adopting a thermocouple temperature measurement principle, and a temperature measurement end of a thermocouple is welded or stuck on the surface of the valve, and then the temperature value is displayed by a display device, so that the problems caused by frequently disassembling and assembling a heat insulation layer when an infrared thermometer and an infrared thermal imager are used can be solved; however, in the practical application process, the length of the thermocouple wire connected with the thermocouple needs to be selected according to the field installation condition, once an error occurs in calculation, the whole thermocouple wire cannot be used, and further resource waste is caused; moreover, the thermocouple wires reserved on the installation site are too long, knotting or winding is easy to occur, interference can be caused to other equipment or field workers, and industrial safety and unit safety are affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a thermocouple temperature measuring device with adjustable length to prior art's is not enough, through the cooperation design of casing, thermocouple and line concentrator, effectively solve current thermocouple temperature measuring device's thermocouple line and reserve length overlength, take place easily and tie a knot or winding phenomenon, disturb other equipment or field work personnel's work, influence industrial production safety and unit safety scheduling problem.

The utility model discloses the technical scheme who adopts:

the utility model provides a thermocouple temperature measuring device with adjustable length, includes casing, thermocouple and line concentrator, be equipped with chargeable call source, temperature acquisition module and digital display screen on the casing, chargeable call source pass through the power wire with temperature acquisition module connects, be equipped with shift knob on the power wire, temperature acquisition module with digital display screen connects, be connected with the thermocouple line on the terminal of temperature acquisition module, the tip of thermocouple line with the thermocouple is connected, the line concentrator is installed on the thermocouple line.

Further, the concentrator comprises a fixed part and a rotating part, wherein the fixed part is an outer box with a concave structure, the rotating part is an inner box, the inner box is matched with the outer box, a cavity for accommodating a thermocouple wire is formed between the outer box and the inner box, an outer opening is relatively arranged on the outer wall of the outer box, a loop bar is arranged on the center of the outer box in a penetrating manner, a through hole with a smooth inner wall is formed in the middle of the loop bar, a handle is arranged on the inner box, an inner opening is relatively arranged on the outer wall of the inner box, the inner opening corresponds to the outer opening, a connecting rod is arranged on the center of the inner box, the connecting rod is inserted into the through hole of the loop bar, a threaded hole is formed in the middle of the connecting rod, and a fastening piece in threaded connection with the threaded hole is arranged inside the threaded hole.

Further, the fastener is a screw, and the screw is in threaded connection with the threaded hole of the connecting rod.

The line concentration box comprises holding part and compression part, holding part is square box body, compression part is the lid, lid and box body phase-match, be equipped with the through wires hole on the lateral wall of box body relatively, the diagonal angle is provided with the card hole on the box body lateral wall, the card hole is located the both sides of through wires hole, the diagonal angle is provided with the bulge card on the lateral wall of lid, bulge card and card hole looks block.

Further, the digital display screen is embedded on the surface of the shell.

Furthermore, the thermocouple adopts a T-shaped copper-constantan thermocouple.

Further, the rechargeable power supply adopts a specification of 24V/3000 mA.

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

1. the utility model discloses simple structure, convenient to use through the cooperation design of casing, thermocouple and concentrator box, utilizes the concentrator box to effectively accomodate the thermocouple line of thermocouple, effectively solves current thermocouple temperature measuring device when measuring the temperature of being surveyed the valve, and the length overlength is reserved to the thermocouple line, takes place to tie a knot easily or winding phenomenon, disturbs other equipment or field work personnel's work, influences industrial production safety and unit safety scheduling problem.

2. The utility model discloses when effectively overcoming current thermocouple temperature measuring device and need be according to the length of on-the-spot installation condition intercepting thermocouple line, in case calculate the error, can lead to the unable defect of using of whole thermocouple line, cause the wasting of resources.

Drawings

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a schematic structural diagram of a case body and a case cover according to an embodiment;

FIG. 3 is a schematic structural view of an outer case of the embodiment;

FIG. 4 is a schematic structural view of an inner case according to a second embodiment;

in the figure: 1. a thermocouple; 2. a digital display screen; 3. a temperature acquisition module; 4. a housing; 5. a rechargeable power supply; 6. a switch button; 7. a power supply lead; 8. a wire collecting box; 9. an outer box; 10. an outer opening; 11. a loop bar; 12. an inner case; 13. a connecting rod; 14. an inner opening; 15. a handle; 16. a box body; 17. a clamping hole; 18. Threading holes; 19. a box cover; 20. and (4) protruding the card.

Detailed Description

In order to better understand the technical content of the present invention, the following embodiments are provided, and the present invention is further described with reference to the accompanying drawings.

Example one

Referring to fig. 1 to 2, the utility model provides a thermocouple temperature measuring device with adjustable length, including a housing 4, a thermocouple 1 and a line collecting box 8, the housing 4 is designed to be a three-dimensional structure, the thermocouple 1 adopts a T-shaped copper-constantan thermocouple, the housing 4 is provided with a rechargeable power supply 5, a temperature acquisition module 3 and a digital display screen 2, the digital display screen 2 is embedded on the surface of the housing 4, which is convenient for the working personnel to check the temperature value of the measured valve, the rechargeable power supply 5 adopts a 24V/3000mA specification, the rechargeable power supply 5 is connected with the temperature acquisition module 3 through a power wire 7, the rechargeable power supply 5 supplies power for the temperature acquisition module 3 and the digital display screen 2, the power wire 7 is provided with a switch button 6, the temperature acquisition module 3 is connected with the digital display screen 2, the terminal of the temperature acquisition module 3 is connected with a thermocouple wire, the end of the thermocouple wire is connected with the thermocouple 1, the line concentration box 8 is arranged on a thermocouple line, the thermocouple 1 is arranged on a measured valve, the temperature of the measured valve is measured by the thermocouple 1, the thermocouple line of the thermocouple 1 is connected with a corresponding terminal of the temperature acquisition module 3, the temperature acquisition module 3 is connected with the digital display screen 2, and the temperature value of the measured valve measured by the thermocouple 1 is displayed in a corresponding channel of the digital display screen 2; after the switch button 6 is pressed, the temperature acquisition module 3 and the digital display screen 2 are electrified, the thermocouple 1 transmits the measured temperature value of the measured valve to the temperature acquisition module 3 through a thermocouple wire, the temperature acquisition module 3 transmits the temperature value to the digital display screen 2, the digital display screen 2 displays the temperature value, the switch button 6 is pressed again, and data display is finished; wherein, the surplus line of the thermocouple wire is stored in the wire collecting box 8, the wire collecting box 8 can receive the thermocouple wire with surplus length; moreover, the length of the thermocouple wire can be adjusted according to actual requirements, and the applicability is strong.

Line concentration box 8 comprises fixed part and rotating part, fixed part is the outer box 9 of spill structure, rotating part is interior box 12, interior box 12 and outer box 9 phase-match, the middle vacuole formation of outer box 9 and interior box 12, the cavity is used for accomodating the thermocouple wire, be equipped with outer opening 10 on the outer wall of outer box 9 relatively, wear to be equipped with loop bar 11 on the center of outer box 9, be equipped with the glossy through-hole of inner wall on the middle part of loop bar 11, be equipped with handle 15 on the interior box 12, box 12 in being convenient for rotate through handle 15, the simple operation, be equipped with interior opening 14 on the outer wall of interior box 12 relatively, interior opening 14 is corresponding with outer opening 10, be provided with connecting rod 13 on the center of interior box 12, connecting rod 13 pegs graft in the through-hole of loop bar 11, be equipped with the screw hole on the middle part of connecting rod 13, the inside fastener that is equipped with its threaded connection of screw hole, the fastener is the screw.

The utility model discloses a theory of operation does:

when in use, the inner box 12 is embedded into the outer box 9, the inner opening 14 of the inner box 12 is ensured to be aligned with the outer opening 10 of the outer box 9, the connecting rod 13 of the inner box 12 is inserted into the through hole of the loop bar 11, the connecting rod 13 is screwed into the threaded hole of the connecting rod 13 from the outer side of the outer box 9 by using a screw, the outer box 9 and the inner box 12 are effectively fixed, and the inner box 12 is pushed to rotate around the through hole of the loop bar 11 by the handle 15; then, the thermocouple wires sequentially pass through the inner opening 14 and the outer opening 10, the wire concentration box 8 is stopped at the middle position of the thermocouple wires, then the handle 15 is held by a hand, the inner box 12 is pushed by the handle 15 to rotate circumferentially in the outer box 9, namely, the inner box 12 and the outer box 9 rotate relatively, the thermocouple wires are collected into a containing cavity formed between the outer box 9 and the inner box 12, the thermocouple wires are effectively contained, the thermocouple wires are closely and orderly contained, knotting or winding is avoided, potential safety hazards are avoided, and the high popularization value is achieved.

Example two

Referring to fig. 3 to 4, the present embodiment is different from the first embodiment in that: the line concentration box 8 comprises the holding part and the compressing part, the holding part is a square box body 16, the compressing part is a box cover 19, the box cover 19 is matched with the box body 16, threading holes 18 are oppositely formed in the side wall of the box body 16, clamping holes 17 are formed in the diagonal angles of the side wall of the box body 16, the clamping holes 17 are located on two sides of the threading holes 18, convex cards 20 are arranged on the diagonal angles of the side wall of the box cover 19, and the convex cards 20 are clamped with the clamping holes 17.

When the thermocouple wire clamping device is used, one ends of the thermocouple wires respectively penetrate through the wire threading holes 18 and penetrate out of the other wire threading hole 18, after the length of the required thermocouple wires is determined, the redundant thermocouple wires are contained in the cavity of the box body 16, and the box body 16 and the box cover 19 are effectively clamped through the mutual clamping of the clamping holes 17 of the box body 16 and the convex clamps 20 of the box cover 19; if the length of the thermocouple wires needs to be adjusted, the convex card 20 of the box cover 19 is pressed down, the box cover 19 is taken out from the box body 16, the length of the thermocouple wires is adjusted again, and after the adjustment is finished, the box cover 19 is clamped in the box body 16 to store the redundant thermocouple wires, so that the condition that the thermocouple wires are wound or knotted is effectively avoided, and the whole appearance is attractive.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a thermocouple temperature measuring device with adjustable length which characterized in that: including casing, thermocouple and line concentrator, be equipped with chargeable source, temperature acquisition module and digital display screen on the casing, chargeable source pass through the power wire with temperature acquisition module connects, be equipped with shift knob on the power wire, temperature acquisition module with digital display screen connects, be connected with the thermocouple line on the wiring end of temperature acquisition module, the tip of thermocouple line with the thermocouple is connected, the line concentrator is installed on the thermocouple line.

2. The thermocouple temperature measuring device with the adjustable length as claimed in claim 1, wherein: the concentrator comprises fixed part and rotating part, fixed part is the outer box of spill structure, the rotating part is interior box, interior box and outer box phase-match, the centre of outer box and interior box forms the cavity that is used for holding the thermocouple wire, be equipped with outer opening on the outer wall of outer box relatively, wear to be equipped with the loop bar in the center of outer box, be equipped with the smooth through-hole of inner wall on the middle part of loop bar, be equipped with the handle in the interior box, be equipped with interior opening on the outer wall of interior box relatively, interior opening is corresponding with outer opening, be provided with the connecting rod in the center of interior box, the connecting rod peg graft in the through-hole of loop bar, be equipped with the screw hole in the middle part of connecting rod, screw hole inside is equipped with its threaded connection's fastener.

3. The thermocouple temperature measuring device with the adjustable length as claimed in claim 2, wherein: the fastener is a screw, and the screw is in threaded connection with the threaded hole of the connecting rod.

4. The thermocouple temperature measuring device with the adjustable length as claimed in claim 1, wherein: the line concentration box comprises holding part and compression part, holding part is square box body, compression part is the lid, lid and box body phase-match, be equipped with the through wires hole on the lateral wall of box body relatively, the diagonal angle is provided with the card hole on the box body lateral wall, the card hole is located the both sides of through wires hole, the diagonal angle is provided with the bulge card on the lateral wall of lid, bulge card and card hole looks block.

5. The thermocouple temperature measuring device with the adjustable length as claimed in claim 1, wherein: the digital display screen is embedded on the surface of the shell.

6. The thermocouple temperature measuring device with the adjustable length as claimed in claim 1, wherein: the thermocouple adopts a T-shaped copper-constantan thermocouple.

7. The thermocouple temperature measuring device with the adjustable length as claimed in claim 1, wherein: the rechargeable power supply adopts a specification of 24V/3000 mA.

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