CN111174942A

CN111174942A - Auxiliary checking table for temperature transmitter

Info

Publication number: CN111174942A
Application number: CN201911264282.5A
Authority: CN
Inventors: 陈天柱
Original assignee: Xian Zhikai Industrial Automation Engineering Co Ltd
Current assignee: Xian Zhikai Industrial Automation Engineering Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-05-19

Abstract

The invention discloses an auxiliary calibration stand for a temperature transmitter, which comprises a support stand, wherein the top of the support stand is fixedly provided with a calibration stand, two sides of the top of the calibration stand are respectively and fixedly provided with a limiting plate, one side of the top of the support stand is fixedly provided with a test display device body, two sides of the top of the support stand are respectively provided with a first clamping plate and a second clamping plate, the support stand is provided with the first clamping plate and the second clamping plate, the first clamping plate can move on the calibration stand through a strip-shaped groove and an adjusting bolt, the temperature transmitter can be further clamped and reinforced through the arrangement of a reset spring and an auxiliary clamping rod, the unstable contact between a measured port of the temperature transmitter and an external measuring contact is avoided, the calibration error is further prevented, through the arrangement of two support plates and two grooves, a rotating rod and an ash cleaning roller can be driven to slide back and forth on the surface of the test display device body, avoiding influencing the reading of the working personnel.

Description

Auxiliary checking table for temperature transmitter

Technical Field

The invention relates to an auxiliary calibration stand, in particular to an auxiliary calibration stand for a temperature transmitter.

Background

The temperature monitoring of the transformer is realized by converting a temperature signal into 4-20mA direct current through a thermal resistance temperature transmitter and then transmitting the direct current to a secondary instrument or other data acquisition systems for temperature display. The use of the temperature transmitter is crucial to monitoring the temperature of the transformer, so that the quality of the temperature transmitter and the quality of the display need to meet the requirements before the temperature transmitter and the display are put into use, and a calibration stand is usually needed to assist in the calibration process.

In view of the above, chinese patent No. CN206291980U proposes an auxiliary calibration stand for a temperature transmitter, which can effectively solve the problems of repeated wiring, complicated steps and easy electric shock of a test panel in the calibration process of the temperature transmitter in the prior art; chinese patent No. CN202018348U proposes a comprehensive calibration stand for temperature sensors, which can enhance the efficiency of transmission and calibration by using an advanced aluminum inner shell through the dual-electronic refrigeration technology; and the supplementary check table of temperature transmitter in the above-mentioned patent does not carry on spacingly and press from both sides tightly to the temperature element that is surveyed, and in the check-up process, it may cause temperature element's the measured port and external measurement contact unstability to singly lean on artifical handheld to cause the check-up error easily.

Disclosure of Invention

The invention aims to provide an auxiliary calibration console of a temperature transmitter, which aims to solve the problems in the background technology.

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

the utility model provides a temperature transmitter assists check-up table, includes a supporting bench, the fixed check-up table that is equipped with in top of a supporting bench, the top both sides of check-up table are all fixed and are equipped with the limiting plate, the fixed test display device body that is equipped with in top one side of a supporting bench, the top both sides of a supporting bench are equipped with first splint and second splint respectively.

Preferably, two first toolboxes and two second toolboxes are respectively arranged on two sides of the front surface of the supporting table, and the first toolboxes and the two second toolboxes are in sliding connection with sliding grooves formed in groove walls on two sides in a groove in the front surface of the supporting table through sliding strips fixedly arranged on two sides of the bottom.

Preferably, a temporary workpiece box is fixedly arranged at the top of the front side of the supporting table, a sealing cover is hinged to one side of the top of the temporary workpiece box through a damping hinge, and a buffering sponge cushion is fixedly arranged on an inner bottom plate of the temporary workpiece box.

Preferably, a strip-shaped groove is formed in one side in the middle of the top of the checking table, the first clamping plate is connected with the strip-shaped groove in a sliding mode through a sliding rod fixed at the bottom, the second clamping plate is connected with the top of the checking table through connecting pieces on two sides of the bottom in a fixed mode, a fixing plate is fixedly arranged on the side of the strip-shaped groove, an adjusting bolt is connected to one side of the fixing plate in an alternating mode, one end of the adjusting bolt is inserted into the threaded groove formed in the first clamping plate in an alternating mode, and the other end of the adjusting bolt penetrates through the fixing plate and.

Preferably, one side of first splint and one side of second splint all are fixed and are equipped with reset spring, reset spring's one end fixedly connected with supplementary clamping bar.

Preferably, the two sides of the shell of the test display device body are fixedly provided with supporting plates, one side of each supporting plate is provided with a groove, a rotating rod is embedded between the two grooves, an ash cleaning roller is sleeved on the outer side of the rotating rod, and ash cleaning cloth covers the surface of the ash cleaning roller.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the first clamping plate and the second clamping plate are arranged on the supporting table, the first clamping plate can move on the checking table through the strip-shaped groove and the adjusting bolt, the temperature transmitter to be tested can be clamped through the second clamping plate which is matched and fixed, the temperature transmitter can be further clamped and reinforced through the arrangement of the reset spring and the auxiliary clamping rod, the unstable contact between the port to be tested of the temperature transmitter and an external measuring contact is avoided, and then the checking error is prevented.

Drawings

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

FIG. 2 is a schematic view of a first splint according to the present invention;

fig. 3 is a schematic structural view of a second splint according to the present invention.

In the figure: 1. a support table; 2. a limiting plate; 3. a calibration stand; 4. a support plate; 5. a rotating rod; 6. an ash removal roller; 7. testing the display device body; 8. a first tool box; 9. a second tool box; 10. a temporary work box; 11. a sealing cover; 12. adjusting the screw cap; 13. a fixing plate; 14. adjusting the bolt; 15. a first splint; 16. a second splint; 17. a return spring; 18. an auxiliary clamping bar; 19. a strip-shaped groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in figure 1, the test bench comprises a support table 1, a test bench 3 is fixedly arranged on the top of the support table 1, limiting plates 2 are fixedly arranged on both sides of the top of the test bench 3, a test display device body 7 is fixedly arranged on one side of the top of the support table 1, supporting plates 4 are fixedly arranged on both sides of a shell of the test display device body 7, a groove is formed on one side of each supporting plate 4, a rotating rod 5 is embedded between the two grooves, an ash cleaning roller 6 is sleeved on the outer side of each rotating rod 5, ash cleaning cloth is coated on the surface of each ash cleaning roller 6, a first clamping plate 15 and a second clamping plate 16 are respectively arranged on both sides of the top of the support table 1, two first tool boxes 8 and two second tool boxes 9 are respectively arranged on both sides of the front of the support table 1, the first tool boxes 8 and the two second tool boxes 9 are respectively in sliding connection with sliding grooves formed, the fixed interim work piece box 10 that is equipped with in front top of brace table 1, the top one side of interim work piece box 10 articulates through the damping hinge has sealed lid 11, and the inside bottom plate of interim work piece box 10 is fixed to be equipped with the buffering foam-rubber cushion.

Example two:

on the basis of the first embodiment, as shown in fig. 1-3, a strip-shaped groove 19 is formed in one side of the middle of the top of the calibration table 3, a first clamping plate 15 is slidably connected with the strip-shaped groove 19 through a sliding rod fixed at the bottom, a second clamping plate 16 is fixedly connected with the top of the calibration table 3 through connecting pieces at two sides of the bottom, a fixing plate 13 is fixedly arranged at the side of the strip-shaped groove 19, an adjusting bolt 14 is inserted into one side of the fixing plate 13, one end of the adjusting bolt 14 is inserted into a threaded groove formed in the first clamping plate 15, the other end of the adjusting bolt 14 passes through the fixing plate 13 and is fixedly connected with an adjusting nut 12, the adjusting bolt 14 is rotated by rotating the adjusting nut 12, the adjusting bolt 14 converts the rotary motion into linear motion, then the first clamping plate 15 is driven to move under the action of the strip-shaped groove 19 and the sliding rod, so as to adjust the, one side of first splint 15 and one side of second splint 16 are all fixed and are equipped with reset spring 17, and reset spring 17's one end fixedly connected with assists clamping bar 18, and supplementary clamping bar 18 promotes reset spring 17 under two temperature transmitter's touching, and reset spring 17 contracts and produces the reaction elasticity, promotes supplementary clamping bar 18 and makes its centre gripping more steadily on temperature transmitter's surface, avoids temperature transmitter's measured port and external measurement contact unstable.

It should be noted that, the invention is an auxiliary calibration table for a temperature transmitter, when in use, the adjusting nut 12 can be rotated to rotate the adjusting bolt 14, the adjusting bolt 14 converts the rotary motion into a linear motion, and then the first clamping plate 15 is driven to move under the action of the strip-shaped groove 19 and the sliding rod, so as to adjust the distance between the first clamping plate 15 and the second clamping plate 16 according to the size of the temperature transmitter, after the adjustment is completed, the temperature transmitter to be measured is placed between the first clamping plate 15 and the second clamping plate 16, in the process, the auxiliary clamping rod 18 pushes the return spring 17 under the touch of the two temperature transmitters, the return spring 17 contracts and generates a reaction elastic force, the auxiliary clamping rod 18 is pushed and is clamped on the surface of the temperature transmitter more stably, the unstable contact between the measured port of the temperature transmitter and an external measuring contact is avoided, and then the calibration error is prevented, after the centre gripping is stable, alright use test display device body 7's measurement contact to carry out the check-up to temperature transmitter can, the check-up is accomplished the back, can place the qualified temperature transmitter of check in interim work piece box 10, preserve temporarily, in addition, the accessible type groove pulls bull stick 5 from top to bottom, bull stick 5 drives deashing roller 6 and deashing cloth and makes reciprocating motion about the surface of test display device body 7, clears up its display area's dust, avoids influencing staff's reading.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a supplementary check table of temperature transmitter, includes brace table (1), its characterized in that, the fixed check table (3) that is equipped with in top of brace table (1), the top both sides of check table (3) are all fixed and are equipped with limiting plate (2), the fixed test display device body (7) that is equipped with in top one side of brace table (1), the top both sides of brace table (1) are equipped with first splint (15) and second splint (16) respectively.

2. The auxiliary calibration stand of claim 1, wherein: two first toolboxes (8) and two second toolboxes (9) are respectively arranged on two sides of the front surface of the supporting table (1), and the first toolboxes (8) and the two second toolboxes (9) are connected with sliding grooves formed in the groove walls on the two sides in the front surface of the supporting table (1) in a sliding mode through sliding strips fixedly arranged on two sides of the bottom.

3. The auxiliary calibration stand of claim 1, wherein: the front top of the supporting table (1) is fixedly provided with a temporary workpiece box (10), one side of the top of the temporary workpiece box (10) is hinged with a sealing cover (11) through a damping hinge, and an inner bottom plate of the temporary workpiece box (10) is fixedly provided with a buffering sponge mat.

4. The auxiliary calibration stand of claim 1, wherein: strip groove (19) have been seted up to one side in the middle of check-up platform (3) top, first splint (15) are through fixed slide bar in bottom and strip groove (19) sliding connection, the top fixed connection of connecting piece and check-up platform (3) of second splint (16) through the bottom both sides, the fixed plate (13) that is equipped with of avris in strip groove (19), fixed plate (13) one side alternates and is connected with adjusting bolt (14), the one end interlude of adjusting bolt (14) is inside the thread groove of seting up in first splint (15), the other end of adjusting bolt (14) passes fixed plate (13), and fixedly connected with adjusting nut (12).

5. The auxiliary calibration stand of claim 1, wherein: one side of first splint (15) and one side of second splint (16) all are fixed and are equipped with reset spring (17), the supplementary clamping bar (18) of one end fixedly connected with of reset spring (17).

6. The auxiliary calibration stand of claim 1, wherein: the test display device comprises a test display device body (7), supporting plates (4) are fixedly arranged on two sides of a shell, one side of each supporting plate (4) is provided with a groove, a rotating rod (5) is embedded between the grooves, an ash cleaning roller (6) is sleeved on the outer side of each rotating rod (5), and ash cleaning cloth covers the surface of each ash cleaning roller (6).