CN215004025U

CN215004025U - Thermocouple calibration device

Info

Publication number: CN215004025U
Application number: CN202120907886.3U
Authority: CN
Inventors: 姚正武
Original assignee: Jiangsu Jingong Technology Group Co ltd
Current assignee: Jiangsu Jingong Technology Group Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-03
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a thermocouple proofreading device, which comprises a device body, wherein a longitudinal clapboard and a transverse clapboard are arranged in the device body, the transverse clapboard penetrates through the longitudinal clapboard and extends to the other side of the longitudinal clapboard, one end of the transverse clapboard is fixedly arranged on the inner wall of the device body, the interior of the device body is divided into a first bin, a second bin, a third bin, a fourth bin, a fifth bin and a sixth bin through the installation of the transverse clapboard and the longitudinal clapboard, the comparison is realized when the thermocouple temperature is calibrated, the temperature accuracy of the thermocouple is greatly improved, the accuracy of a plurality of thermocouples can be simultaneously adjusted and calibrated under the same adjustment, the efficiency of thermocouple calibration is also greatly improved, the practicability of the device is greatly improved, and the temperature of the thermocouples calibrated in different substances is ensured to be the same, the accuracy of thermocouple temperature measurement has greatly been promoted.

Description

Thermocouple calibration device

Technical Field

The utility model relates to a bearing technical field specifically is a thermocouple proofreading device.

Background

The thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument (a secondary instrument). The shapes of various thermocouples are different greatly according to requirements, but the basic structures of the thermocouples are approximately the same, the thermocouples are generally composed of main parts such as a thermode, an insulating sleeve protection tube, a junction box and the like, the thermocouples are generally matched with a display instrument, a recording instrument and an electronic regulator for use, and the thermocouples need to be calibrated before use so as to ensure that the measured temperature is accurate.

The existing thermocouple has the following problems in the use process;

1. temperature calibration can be carried out only singly in the calibration process, and the mode cannot enable the thermocouple to be accurately calibrated and is lack of contrast;

2. the calibration environment of the calibration device is single in the use process, and the thermocouple cannot be subjected to temperature calibration in various substances.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a thermocouple calibration device has solved current thermocouple and can only be single carry out the temperature calibration at the in-process of calibration, and such mode can not lack the contrast with the accurate calibration of thermocouple, and simultaneously, calibrating device is single at the in-process calibration environment that uses, can not carry out the problem of temperature calibration in manifold material to the thermocouple.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a thermocouple proofreading device, includes the device body, inside longitudinal baffle and the cross slab of being equipped with of device, the cross slab runs through the opposite side that the longitudinal baffle extends to the longitudinal baffle, the one end fixed mounting of cross slab is on the inner wall of device body, the inside installation through cross slab and longitudinal baffle of device body is divided into inside the device body, first storehouse, second storehouse, third storehouse, fourth storehouse, fifth storehouse and sixth storehouse evenly distributed.

Preferably, device body one side is equipped with first through-hole and second through-hole, the inside first wire that is equipped with of first through-hole, first wire runs through first through-hole and extends to inside the device body, the inside second wire that is equipped with of second through-hole, the second wire runs through the second through-hole and extends to inside the device body.

Preferably, top covers are arranged at the tops of the first bin, the second bin, the third bin, the fourth bin, the fifth bin and the sixth bin, and the top covers are slidably mounted at the tops of the first bin, the second bin, the third bin, the fourth bin, the fifth bin and the sixth bin.

Preferably, the middle of the top cover is provided with a thermocouple, the bottom of the thermocouple penetrates through the top of the top cover and extends into the device body, the top of the thermocouple is fixedly provided with a temperature disc, a pointer is arranged inside the temperature disc, scales are arranged inside the temperature disc, the scales are uniformly distributed inside the temperature disc, and handles are symmetrically arranged on the outer wall of the device body.

Preferably, the fixed block is fixedly mounted inside the device body, the heating pipe is arranged in the middle of the fixed block, and one end of the heating pipe penetrates through the outer wall of the fixed block and extends to the inside of the fixed block.

Preferably, the right end of the heating pipe penetrates through the transverse partition plate and extends to the other side of the transverse partition plate, the right end of the heating pipe is connected with the power supply interface, the other end of the power supply interface is fixedly connected with the first lead, and a sealing ring is arranged on the outer wall of the heating pipe, where the heating pipe penetrates through the transverse partition plate.

Preferably, the top cap top is equipped with spacing hole, spacing hole runs through the top cap top and extends to the opposite side of top cap, spacing downthehole portion is equipped with the threaded inner wall, spacing hole middle part is equipped with threaded connection pole, threaded connection pole passes through screw thread and threaded inner wall connection, the threaded connection pole top is equipped with the cap ring, the cap ring middle part is equipped with the sheet rubber.

(III) advantageous effects

The utility model provides a thermocouple proofreading device. The method has the following beneficial effects:

(1) this thermocouple, through first storehouse, the second storehouse, the third storehouse, the fourth storehouse, fifth storehouse and sixth storehouse set up effectual traditional thermocouple of having solved can only single carry out temperature calibration at the in-process of calibration, such mode can not make the accurate calibration of thermocouple, lack the problem of contrast, first storehouse, the second storehouse, the third storehouse, the fourth storehouse, a plurality of thermocouples can be placed simultaneously in fifth storehouse and sixth storehouse, there is contrast when calibrating the thermocouple temperature, very big promotion the temperature accuracy degree of thermocouple, simultaneously can also adjust the degree of accuracy of a plurality of thermocouples of calibration simultaneously under same regulation, simultaneously still very big promotion the efficiency of thermocouple calibration.

(2) This thermocouple, through first storehouse, the second storehouse, the third storehouse, the fourth storehouse, the setting in fifth storehouse and sixth storehouse has effectually been solved traditional calibrating device and in-process calibration environment singleness in the use, can not carry out the problem of temperature calibration in manifold material to the thermocouple, first storehouse, the second storehouse, the third storehouse, the fourth storehouse, different materials have been placed to fifth storehouse and sixth storehouse inside, the thermocouple is inside at different materials like this, just can calibrate under the same temperature, very big promotion calibrating device's variety, guaranteed simultaneously that the thermocouple can all carry out temperature calibration in different materials, very big promotion the practicality of device, the temperature that the thermocouple was calibrated in different materials simultaneously has still been ensured is the same, very big promotion the accuracy of thermocouple temperature measurement.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the internal structure of the device body of the present invention;

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

fig. 4 is a front view of the top cover of the present invention;

fig. 5 is a front view of the diaphragm of the present invention.

In the figure, 1-a device body, 2-a top cover, 3-a rubber sheet, 4-a thermocouple, 5-a temperature disc, 6-a pointer, 7-a scale, 8-a handle, 9-a first through hole, 10-a first lead, 11-a second through hole, 12-a second lead, 13-a longitudinal clapboard, 14-a transverse clapboard, 15-a first bin, 16-a second bin, 17-a third bin, 18-a fourth bin, 19-a fifth bin, 20-a sixth bin, 21-a fixed block, 22-a heating pipe, 23-a power interface, 24-a limiting hole, 25-a threaded inner wall, 26-a threaded connecting rod, 27-a cap ring and 28-a sealing ring.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a thermocouple calibration device comprises a device body 1, wherein a longitudinal partition plate 13 and a transverse partition plate 14 are arranged in the device, the diaphragm plate 14 penetrates through the longitudinal diaphragm plate 13 and extends to the other side of the longitudinal diaphragm plate 13, one end of the diaphragm plate 14 is fixedly arranged on the inner wall of the device body 1, the interior of the device body 1 is divided into a first bin 15, a second bin 16, a third bin 17, a fourth bin 18, a fifth bin 19 and a sixth bin 20 by the installation of a transverse partition plate 14 and a longitudinal partition plate 13, the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20 are uniformly distributed, a plurality of thermocouples 4 can be placed in the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20 at the same time, there is the contrast when carrying out the calibration to thermocouple 4 temperature, very big promotion the temperature accuracy degree of thermocouple.

The device is characterized in that a first through hole 9 and a second through hole 11 are formed in one side of the device body 1, a first lead 10 is arranged in the first through hole 9, the first lead 10 penetrates through the first through hole 9 and extends to the inside of the device body 1, a second lead 12 is arranged in the second through hole 11, the second lead 12 penetrates through the second through hole 11 and extends to the inside of the device body 1, the first lead 10 is arranged to provide electric power for the heating pipe 22, and meanwhile, the electric shock danger of an operator is reduced.

First storehouse 15, second storehouse 16, third storehouse 17, fourth storehouse 18, fifth storehouse 19 and sixth storehouse 20 top all are equipped with top cap 2, top cap 2 has placed different materials through slidable mounting in the top of first storehouse 15, second storehouse 16, third storehouse 17, fourth storehouse 18, fifth storehouse 19 and sixth storehouse 20, can realize thermocouple 4 and realize the condition of proofreading under multiple environment, very big promotion thermocouple 4 calibration's rate of accuracy.

The device is characterized in that a thermocouple 4 is arranged in the middle of the top cover 2, the bottom of the thermocouple 4 penetrates through the top of the top cover 2 and extends into the device body 1, a temperature disc 5 is fixedly mounted at the top of the thermocouple 4, a pointer 6 is arranged inside the temperature disc 5, scales 7 are arranged inside the temperature disc 5, the scales 7 are uniformly distributed inside the temperature disc 5, handles 8 are symmetrically mounted on the outer wall of the device body 1, and the temperature disc 5 can display the temperature inside a first bin 15, a second bin 16, a third bin 17, a fourth bin 18, a fifth bin 19 and a sixth bin 20 and provide a standard for calibrating the temperature of the thermocouple 4.

Fixed mounting has fixed block 21 on the device body 1 is inside, the middle part of fixed block 21 is equipped with heating pipe 22, heating pipe 22 one end runs through fixed block 21 outer wall and extends to inside the fixed block 21, and heating pipe 22 can heat first storehouse 15, second storehouse 16, third storehouse 17, fourth storehouse 18, fifth storehouse 19 and sixth storehouse 20 of device body 1 for the inside temperature in first storehouse 15, second storehouse 16, third storehouse 17, fourth storehouse 18, fifth storehouse 19 and sixth storehouse 20 keeps unanimous.

Heating pipe 22 right-hand member runs through cross slab 14 and extends to the opposite side of cross slab 14, heating pipe 22 right-hand member is connected with power source 23, power source 23's the other end and first wire 10 fixed connection, heating pipe 22 runs through the heating pipe 22 outer wall of cross slab 14 department and is equipped with sealing washer 28, and the setting of sealing washer 28 prevents in the other storehouse of the material in other storehouses or liquid flow direction, influences the temperature calibration of thermocouple 4.

2 tops of top cap are equipped with spacing hole 24, spacing hole 24 runs through 2 tops of top cap and extends to the opposite side of top cap 2, the inside screw thread inner wall 25 that is equipped with of spacing hole 24, spacing hole 24 middle part is equipped with threaded connection pole 26, threaded connection pole 26 is connected with screw thread inner wall 25 through the screw thread, threaded connection pole 26 top is equipped with cap ring 27, cap ring 27 middle part is equipped with rubber piece 3, and the inside temperature in storehouse can be prevented from running out in setting up of rubber piece 3, leads to the inside temperature imbalance in first storehouse 15, second storehouse 16, third storehouse 17, fourth storehouse 18, fifth storehouse 19 and sixth storehouse 20, influences thermocouple 4's temperature calibration, has reduced the influence of external factor to thermocouple 4's temperature calibration.

The working principle is as follows: when the thermocouple 4 is subjected to temperature calibration, the top cover 2 is firstly opened, then different substances are added into the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20, then the tops of the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20 are covered by the top cover 2, then the thermocouple 4 is inserted into the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20 through the rubber disc 3 arranged at the top of the top cover 2, then the first lead 10 and the second lead 12 are connected with a power interface 23 and the heating pipe 22, the power interface 23 transmits current to the heating pipe 22, the heating pipe 22 starts to heat the interiors of the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20, and stopping heating after heating to a certain temperature, observing the temperature inside the first bin 15, the second bin 16, the third bin 17, the fourth bin 18, the fifth bin 19 and the sixth bin 20 through a temperature disc 5 arranged at the top of the thermocouple 4, then carrying out temperature calibration, and pulling out the thermocouple 4 after the temperature calibration is finished.

The utility model discloses a 1-device body 1, 2-top cap, 3-sheet rubber, 4-thermocouple, 5-temperature dish, 6-pointer, 7-scale, 8-handle, 9-first through-hole, 10-first wire, 11-second through-hole, 12-second wire, 13-longitudinal baffle, 14-cross slab, 15-first storehouse, 16-second storehouse, 17-third storehouse, 18-fourth storehouse, 19-fifth storehouse, 20-sixth storehouse, 21-fixed block, 22-heating pipe, 23-power source interface, 24-spacing hole, 25-screw thread inner wall, 26-screw thread connecting rod, 27-cap ring, 28-sealing washer, the part is general standard component or the part that technical staff in this field knows, its structure and principle all can learn or learn through conventional experimental method for this technical staff, the utility model provides a problem can only be single in the in-process of calibration by current thermocouple carry out the temperature calibration, such mode can not be with the accurate calibration of thermocouple, lack the contrast, simultaneously, calibrating device is single at the in-process calibration environment that uses, can not carry out the problem of temperature calibration to the thermocouple in diversified material, the utility model discloses a mutually make up of above-mentioned part, very big promotion calibrating device's variety, guaranteed simultaneously that the thermocouple can all carry out the temperature calibration in the material of difference, very big promotion the practicality of device, still ensured simultaneously that the thermocouple is all the same at the temperature of the inside calibration of different materials, very big promotion the accuracy of thermocouple temperature measurement.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A thermocouple calibration device is characterized in that: including device body (1), inside longitudinal baffle (13) and the cross slab (14) of being equipped with of device, cross slab (14) run through longitudinal baffle (13) and extend to the opposite side of longitudinal baffle (13), the one end fixed mounting of cross slab (14) is on the inner wall of device body (1), device body (1) is inside to be divided into device body (1) through the installation of cross slab (14) and longitudinal baffle (13), first storehouse (15), second storehouse (16), third storehouse (17), fourth storehouse (18), fifth storehouse (19) and sixth storehouse (20) evenly distributed.

2. A thermocouple calibration device according to claim 1 wherein: the device is characterized in that a first through hole (9) and a second through hole (11) are formed in one side of the device body (1), a first lead (10) is arranged inside the first through hole (9), the first lead (10) penetrates through the first through hole (9) and extends to the inside of the device body (1), a second lead (12) is arranged inside the second through hole (11), and the second lead (12) penetrates through the second through hole (11) and extends to the inside of the device body (1).

3. A thermocouple calibration device according to claim 1 wherein: the top covers (2) are arranged at the tops of the first bin (15), the second bin (16), the third bin (17), the fourth bin (18), the fifth bin (19) and the sixth bin (20), and the top covers (2) are installed at the tops of the first bin (15), the second bin (16), the third bin (17), the fourth bin (18), the fifth bin (19) and the sixth bin (20) in a sliding mode.

4. A thermocouple calibration device according to claim 3 wherein: the device is characterized in that a thermocouple (4) is arranged in the middle of the top cover (2), the bottom of the thermocouple (4) penetrates through the top of the top cover (2) and extends into the device body (1), a temperature disc (5) is fixedly mounted at the top of the thermocouple (4), a pointer (6) is arranged inside the temperature disc (5), scales (7) are arranged inside the temperature disc (5), the scales (7) are uniformly distributed inside the temperature disc (5), and handles (8) are symmetrically mounted on the outer wall of the device body (1).

5. A thermocouple calibration device according to claim 1 wherein: fixed mounting has fixed block (21) on device body (1) inside, the middle part of fixed block (21) is equipped with heating pipe (22), heating pipe (22) one end runs through fixed block (21) outer wall and extends to inside fixed block (21).

6. A thermocouple calibration device according to claim 5 in which: heating pipe (22) right-hand member runs through cross slab (14) and extends to the opposite side of cross slab (14), heating pipe (22) right-hand member is connected with power source (23), the other end and first wire (10) fixed connection of power source (23), heating pipe (22) outer wall that heating pipe (22) run through cross slab (14) department is equipped with sealing washer (28).

7. A thermocouple calibration device according to claim 4 in which: top cap (2) top is equipped with spacing hole (24), spacing hole (24) run through top cap (2) top and extend to the opposite side of top cap (2), spacing hole (24) inside is equipped with threaded inner wall (25), spacing hole (24) middle part is equipped with threaded connection pole (26), threaded connection pole (26) are connected with threaded inner wall (25) through the screw thread, threaded connection pole (26) top is equipped with cap ring (27), cap ring (27) middle part is equipped with rubber sheet (3).