CN213239271U

CN213239271U - Auxiliary tool for calibrating platinum resistance thermometer

Info

Publication number: CN213239271U
Application number: CN202022578780.1U
Authority: CN
Inventors: 罗柏林
Original assignee: Suzhou Jierui Calibration Testing Co ltd
Current assignee: Suzhou Jierui Calibration Testing Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-05-18
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses an appurtenance is used in calibration of platinum resistance thermometer, including body and activity card, the inside fixed mounting of body has the detecting tube, the quantity of detecting tube is two sets of, and is two sets of the equal fixed mounting of inside lower surface of detecting tube has the block rubber, the upper end fixed mounting of block rubber has the spring, and is two sets of the equal fixed mounting in one side top of detecting tube has the fixing clip, the inside of body is located the fixed position of a set of detecting tube surface wherein and has the electro-heat iron, the ice water groove has been seted up to the position that the inside of body is located another group's detecting tube surface, the inner wall fixedly connected with antifriction plate of detecting tube, the equal fixed mounting in both sides of body has the regulating block, one side fixed mounting of regulating block has adjusting bolt. The utility model discloses calibration appurtenance has brought better anticollision and stability to provide the effect of stable detection ring border, had the practicality.

Description

Auxiliary tool for calibrating platinum resistance thermometer

Technical Field

The utility model relates to an auxiliary device technical field is used in the calibration, especially relates to an appurtenance is used in calibration of platinum resistance thermometer.

Background

Resistance thermometers, also known as resistance temperature probes, are temperature sensors made of materials with known resistance characteristics that vary with temperature, and are generally known as platinum resistance thermometers, since they are manufactured almost without exception from platinum, the calibration aid primarily serving as an aid in measuring the accuracy of the thermometer.

The auxiliary device for calibration of current has certain defect, exists and does not have and prevent buffering shock attenuation, and the not strong effect of fixity can be measured time, leads to thermometer bottom and the emergence of detecting tube bottom direct impact because place improper problem easily, also can lead to the unstable emergence of calibration data because of rocking moreover, consequently, provides an appurtenance for calibration of platinum resistance thermometer now.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an auxiliary tool for calibrating a platinum resistance thermometer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an auxiliary tool for calibrating a platinum resistance thermometer comprises a body and movable clamps, wherein detection tubes are fixedly arranged in the body, the number of the detection tubes is two groups, rubber blocks are fixedly arranged on the inner lower surfaces of the two groups of detection tubes, springs are fixedly arranged at the upper ends of the rubber blocks, fixing clamps are fixedly arranged above one sides of the two groups of detection tubes, electric heating irons are fixedly arranged at the positions, located on the outer surfaces of one group of detection tubes, in the body, ice water grooves are formed in the positions, located on the outer surfaces of the other group of detection tubes, in the body, wear-resisting plates are fixedly connected to the inner walls of the detection tubes, adjusting blocks are fixedly arranged on the two sides of the body, adjusting bolts are fixedly arranged on one sides of the adjusting blocks, protective clamps are fixedly connected to one sides of the adjusting bolts, the number of the movable clamps is two groups, and cushions are sleeved in the two groups of movable, the outer surface of the soft cushion is provided with an arc-shaped groove.

Preferably, one side of the upper end of the body is fixedly provided with a movable shaft, the movable shaft is fixedly connected with a movable clamp, and the body is movably connected with the movable clamp through the movable shaft.

Preferably, the quantity of arc wall is two sets ofly, and is two sets of the arc wall is equidistant distribution at the cushion surface, and is two sets of the arc wall is mutually supported with two sets of test tubes.

Preferably, the number of the adjusting bolts is two, the two adjusting bolts penetrate through the body and are fixedly connected with the protection card, and the protection card is positioned in the detection tube and matched with the fixing card.

Preferably, one side of one group of the movable cards is fixedly provided with a connecting sheet, the other group of the movable cards is fixedly provided with a bolt, and the two groups of the movable cards are fixedly connected with the connecting sheet through the bolt.

Preferably, one side of the outer surface of one of the movable clamps is provided with a clamping groove, the other side of the outer surface of the other movable clamp is fixedly provided with a clamping block, and the two movable clamps are fixedly connected with the clamping block through the clamping grooves.

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

1. the utility model provides a condition for preventing the thermometer from being damaged through the arranged rubber block, the spring and the soft cushion, avoids the direct collision between the bottom of the thermometer and the bottom of the detection tube caused by improper placement, prolongs the service life of the thermometer and also provides a damping effect;

2. the utility model discloses a regulating block, adjusting bolt, the card of protecting and the fixing clip that set up have improved the stability of thermometer when the calibration, have avoided leading to the unstable emergence of calibration data because rock to also can avoid because the damage that the collision takes place.

To sum up, the utility model discloses the calibration appurtenance has brought better anticollision and stability to provide the effect of stable detection ring border, had the practicality.

Drawings

FIG. 1 is a view showing the structure of an auxiliary tool for calibrating a platinum resistance thermometer according to the present invention;

FIG. 2 is a schematic structural view of an auxiliary tool movable card for calibrating a platinum resistance thermometer according to the present invention;

fig. 3 is a schematic structural diagram of an auxiliary tool a for calibrating a platinum resistance thermometer according to the present invention;

FIG. 4 is a schematic structural diagram of a first embodiment of a connection between two sets of sliding cards as an auxiliary tool for calibrating a platinum resistance thermometer according to the present invention;

fig. 5 is a schematic structural diagram of a second embodiment of the connection between two sets of sliding cards as an auxiliary tool for calibrating a platinum resistance thermometer according to the present invention.

In the figure: 1. a body; 2. a detection tube; 3. a rubber block; 4. a spring; 5. fixing the card; 6. electrically heating iron; 7. an ice water tank; 8. a wear plate; 9. an adjusting block; 10. adjusting the bolt; 11. protecting the card; 12. a movable card; 13. a soft cushion; 14. an arc-shaped slot; 15. a movable shaft; 16. connecting sheets; 17. a bolt; 18. a card slot; 19. and (7) clamping blocks.

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.

The first embodiment is as follows:

referring to fig. 1-4, an auxiliary tool for calibration of a platinum resistance thermometer comprises a body 1 and two movable clamps 12, wherein two groups of detection tubes 2 are fixedly installed inside the body 1, the lower surfaces inside the two groups of detection tubes 2 are respectively and fixedly provided with a rubber block 3, the upper ends of the rubber blocks 3 are respectively and fixedly provided with a spring 4, a fixing clamp 5 is respectively and fixedly installed above one side inside the two groups of detection tubes 2, an electrothermal iron 6 is fixedly installed inside the body 1 at the position of the outer surface of one group of detection tubes 2, an ice water tank 7 is arranged inside the body 1 at the position of the outer surface of the other group of detection tubes 2, an abrasion plate 8 is fixedly connected to the inner wall of each detection tube 2, adjusting blocks 9 are respectively and fixedly installed at the two sides of the body 1, an adjusting bolt 10 is fixedly installed at one side of each adjusting block 9, a protection clamp 11 is fixedly connected to one side of each adjusting, the soft cushion 13 is sleeved inside the two groups of movable clamps 12, and the outer surface of the soft cushion 13 is provided with an arc-shaped groove 14.

Wherein, body 1's upper end one side fixed mounting has loose axle 15, loose axle 15 and activity card 12 fixed connection, and body 1 passes through loose axle 15 and activity card 12 swing joint, opens both activity cards 12 through loose axle 15, places the thermometer that will detect in body 1 inside survey buret 2.

Wherein, the quantity of arc wall 14 is two sets of, and two sets of arc walls 14 are equidistant distribution at cushion 13 surface, and two sets of arc walls 14 mutually support with two sets of test tubes 2, and cushion 13 and arc wall 14 can avoid damaging the thermometer.

Wherein, adjusting bolt 10's quantity is two sets of, and two sets of adjusting bolt 10 all run through body 1 with protect 11 fixed connection of card, protect card 11 to be located 2 insides of detecting tube and mutually support with fixing clip 5, drive adjusting bolt 10 and protect card 11 to fix through regulating block 9.

Wherein, one side of one group of movable card 12 is fixedly provided with a connecting sheet 16, one side of the other group of movable card 12 is fixedly provided with a bolt 17, and the two groups of movable cards 12 are fixedly connected with the connecting sheet 16 through the bolt 17.

Example two:

referring to fig. 1-3 and 5, an auxiliary tool for calibration of a platinum resistance thermometer comprises a body 1 and movable clamps 12, wherein two groups of detection tubes 2 are fixedly installed inside the body 1, rubber blocks 3 are fixedly installed on the lower surfaces inside the two groups of detection tubes 2, springs 4 are fixedly installed at the upper ends of the rubber blocks 3, fixing clamps 5 are fixedly installed above one side inside the two groups of detection tubes 2, electrothermal irons 6 are fixedly installed at positions inside the body 1, which are located on the outer surface of one group of detection tubes 2, ice water grooves 7 are formed at positions inside the body 1, which are located on the outer surface of the other group of detection tubes 2, wear plates 8 are fixedly connected to the inner wall of the detection tubes 2, adjusting blocks 9 are fixedly installed on both sides of the body 1, adjusting bolts 10 are fixedly installed on one side of the adjusting blocks 9, and protection clamps 11 are fixedly connected to one side of the adjusting bolts 10, the quantity of activity card 12 is two sets of, and the inside of two sets of activity cards 12 all is equipped with cushion 13, and arc wall 14 has been seted up to cushion 13's surface.

Wherein, one side of the outer surface of one group of movable clips 12 is provided with a clamping groove 18, one side of the outer surface of the other group of movable clips 12 is fixedly provided with a clamping block 19, and the two groups of movable clips 12 are fixedly connected with the clamping block 19 through the clamping groove 18.

The working principle is as follows: when in use, the movable shaft 15 is used for opening the movable clamp 12, the thermometer to be detected is placed in the measuring tube 2 in the body 1, the rubber block 3 and the spring 4 can avoid the occurrence of bottom breakage of the thermometer caused by improper placement, the adjusting bolt 10 and the protective clamp 11 are driven by the adjusting block 9 to be fixed, the fixing clamp 5 is used for auxiliary fixing, the temperature of the thermometer can reach 0 ℃ by the ice water tank 7, then the thermometer is placed in the other group of detection tubes 2, the electric heating iron 6 can heat the thermometer, the temperature of the electric heating iron 6 is maintained at 10 ℃, through bolt 17 and connection piece 16 or draw-in groove 18 and fixture block 19 with the thermometer card in activity card 12, the damage to the thermometer can be avoided to cushion 13 and arc wall 14, can take out the temperature of looking over the thermometer after the certain time and observe, wear-resisting plate 8 can avoid the thermometer place the wearing and tearing that take place in detecting tube 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an appurtenance is used in calibration of platinum resistance thermometer, includes body (1) and activity card (12), its characterized in that, the inside fixed mounting of body (1) has test tube (2), the quantity of test tube (2) is two sets of, two sets of the equal fixed mounting of inside lower surface of test tube (2) has block rubber (3), the upper end fixed mounting of block rubber (3) has spring (4), two sets of the equal fixed mounting in one side top of test tube (2) inside has fixing clip (5), the inside of body (1) is located the position fixed mounting that one of them group test tube (2) surface has electrothermal iron (6), the position that the inside of body (1) is located another group test tube (2) surface has seted up ice water tank (7), the inner wall fixedly connected with antifriction plate (8) of test tube (2), the equal fixed mounting in both sides of body (1) has regulating block (9), one side fixed mounting of regulating block (9) has adjusting bolt (10), one side fixedly connected with of adjusting bolt (10) protects card (11), the quantity of activity card (12) is two sets of, and is two sets of the inside of activity card (12) all is overlapped and is equipped with cushion (13), arc wall (14) have been seted up to the surface of cushion (13).

2. The platinum resistance thermometer calibration auxiliary tool is characterized in that a movable shaft (15) is fixedly mounted on one side of the upper end of the body (1), the movable shaft (15) is fixedly connected with the movable clamp (12), and the body (1) is movably connected with the movable clamp (12) through the movable shaft (15).

3. The platinum resistance thermometer calibration auxiliary tool as claimed in claim 1, wherein the number of the arc-shaped grooves (14) is two, the two arc-shaped grooves (14) are distributed on the outer surface of the soft pad (13) at equal intervals, and the two arc-shaped grooves (14) are matched with the two detection tubes (2).

4. The platinum resistance thermometer calibration auxiliary tool is characterized in that the number of the adjusting bolts (10) is two, the two adjusting bolts (10) penetrate through the body (1) and are fixedly connected with the protection clamp (11), and the protection clamp (11) is positioned inside the detection tube (2) and is matched with the fixing clamp (5).

5. The platinum resistance thermometer calibration auxiliary tool is characterized in that one side of one group of the movable cards (12) is fixedly provided with a connecting piece (16), one side of the other group of the movable cards (12) is fixedly provided with a bolt (17), and the two groups of the movable cards (12) are fixedly connected with the connecting piece (16) through the bolt (17).

6. The platinum resistance thermometer calibration auxiliary tool according to claim 1, wherein one side of the outer surface of one set of the movable clamps (12) is provided with a clamping groove (18), one side of the outer surface of the other set of the movable clamps (12) is fixedly provided with a clamping block (19), and the two sets of the movable clamps (12) are fixedly connected through the clamping groove (18) and the clamping block (19).