Calibration auxiliary device for calibrator

Abstract

The utility model relates to the technical field of calibrators, and discloses an auxiliary device for calibration of a calibrator, which comprises a working table top, a placing plate is mounted at the top end of the working table top, two fixing blocks are fixedly connected to the top end of the working table top, adjusting rods are slidably connected to the interiors of the fixing blocks, and the adjusting rods are fixedly connected to the top end of the working table top. A handle is fixedly connected to one end of the adjusting rod, a positioning plate is installed at the other end of the adjusting rod, a plurality of limiting grooves are formed in the two sides of the adjusting rod, sliding grooves are formed in the two sides of the interior of the fixing block, and sliding rods are slidably connected to the interiors of the sliding grooves. According to the auxiliary device for calibration of the calibration instrument, the device to be calibrated is accurately positioned through the auxiliary device, the connection position of the device to be calibrated and the calibration instrument can be ensured to be accurate, a measurement point is enabled to be in an optimal detection state, and measurement errors caused by position deviation are reduced, so that the accuracy and the reliability of a calibration result are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of calibrators, especially relates to a calibrator calibration auxiliary device. BACKGROUND

[0002] The calibrator is a kind of instrument device for the accuracy calibration and calibration of various measuring instruments, meters or equipment, it usually has high-precision measuring standard and perfect measuring function, can generate accurate physical quantity or signal, to detect and evaluate whether the measurement accuracy, error range and performance index of the equipment to be calibrated meet the specified requirements as reference.

[0003] The existing calibrator when verifying some pressure gauges or other equipment, due to the position of the equipment to be verified cannot be accurately fixed, may cause the connection position of equipment and calibrator to be inconsistent every time, and the measuring point exists deviation, thereby making the verification result appear large error, influence the accuracy and reliability of equipment. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem in prior art: the equipment to be verified cannot be positioned, which may cause measuring point deviation and affect verification accuracy, therefore we provide a calibrator calibration auxiliary device.

[0005] In order to realize the above-mentioned purpose, the following technical scheme is adopted in the present application: a calibrator calibration auxiliary device, comprising a workbench, the top of the workbench is provided with a placing plate, the top of the workbench is fixedly connected with two fixed blocks, the inside of the fixed block is slidably connected with an adjusting rod, one end of the adjusting rod is fixedly connected with a handle, the other end of the adjusting rod is provided with a positioning plate, a plurality of limiting grooves are formed in the both sides of the adjusting rod, a plurality of sliding grooves are formed in the both sides of the inside of the fixed block, a sliding rod is slidably connected in the inside of the sliding groove, the side, away from the fixed block, of the sliding rod is fixedly connected with a push-pull plate, a first elastic spring is arranged on the surface of the sliding rod, the side, close to the fixed block, of the first elastic spring is fixedly connected with the fixed block, and the side, away from the fixed block, of the first elastic spring is fixedly connected with the push-pull plate.

[0006] Preferably, the top and bottom of the inside of the fixed block are provided with first sliding grooves, the top and bottom of the adjusting rod are fixedly connected with first sliding blocks, and the inside of the first sliding groove is slidably connected with the first sliding block.

[0007] Preferably, the front end and rear end of the inside of the sliding groove are provided with second sliding grooves, the front end and rear end of the sliding rod are fixedly connected with second sliding blocks, and the inside of the second sliding groove is slidably connected with the second sliding block.

[0008] Preferably, two reset springs are fixedly connected to one end of the handle close to the fixed block, and the other ends of the reset springs are fixedly connected to the fixed block away from the handle.

[0009] Preferably, a connecting block is fixedly connected to one end of the adjusting rod close to the positioning plate, two limiting sleeves are fixedly connected to one end of the positioning plate close to the adjusting rod, press grooves are formed in the both sides of the connecting block, second elastic springs are fixedly connected in the press grooves, press blocks are fixedly connected to the ends of the second elastic springs, and the press grooves and the limiting sleeves are in sliding connection with the press blocks.

[0010] Preferably, stop grooves are formed in the front end and the rear end of the press groove, and stop blocks are fixedly connected to the front end and the rear end of the press block.

[0011] Preferably, a contact plate is mounted on the surface of the positioning plate, and the material of the contact plate is rubber.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] In the utility model, when the staff needs to use the calibrator to calibrate the equipment, the push-pull plate is pulled out to the both sides, the sliding rod is pulled out from the inside of the limiting groove, the limiting of the adjusting rod is removed, the adjusting rod is moved to drive the positioning plate to move to the position close to the equipment, the push-pull plate is loosened, the elastic force of the first elastic spring drives the sliding rod to be inserted into the limiting groove again, the synchronous fixing of the adjusting rod and the positioning plate is achieved, the calibrated equipment can be effectively positioned; through the accurate positioning of the auxiliary device to the calibrated equipment, the connection position of the calibrated equipment and the calibrator can be ensured to be accurate, the measuring point is in the best detection state, the measurement error caused by the position deviation is reduced, and thus the accuracy and reliability of the calibration result are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an auxiliary device main structure schematic view of the utility model;

[0015] Figure 2 It is a positioning plate fixing structure schematic view of the utility model;

[0016] Figure 3 It is a fixed block internal structure section schematic view of the utility model;

[0017] Figure 4 It is a positioning plate fixing structure section schematic view of the utility model;

[0018] Figure 5 It is a positioning plate replacement structure schematic view of the utility model.

[0019] Legend: 1, workbench; 2, placement plate; 3, fixed block; 4, adjusting rod; 5, handle; 6, positioning plate; 7, limiting groove; 8, sliding groove; 9, sliding rod; 10, push-pull plate; 11, first elastic spring; 12, first sliding groove; 13, first sliding block; 14, second sliding groove; 15, second sliding block; 16, reset spring; 17, connecting block; 18, pressing groove; 19, second elastic spring; 20, limiting sleeve; 21, pressing block; 22, stop groove; 23, stop block; 24, contact plate. DETAILED DESCRIPTION

[0020] The utility model will be further explained in detail in combination with the preferred embodiments and the drawings, and these drawings are all simplified schematic diagrams, only the basic structure of the utility model is schematically shown, therefore, only the relevant structure is shown.

[0021] Reference Figure 1 - Figure 3 As shown in the figure, the utility model provides a technical scheme: a kind of for calibrating instrument verification auxiliary device, including workbench 1, the top of workbench 1 is equipped with placement plate 2, and the top of workbench 1 is fixedly connected with two fixed blocks 3, adjusting rod 4 is slidably connected in the inside of fixed block 3, and handle 5 is fixedly connected to one end of adjusting rod 4, and positioning plate 6 is installed to the other end of adjusting rod 4, and a plurality of limiting grooves 7 are formed in the two sides of adjusting rod 4, and sliding groove 8 is formed in the two sides in the inside of fixed block 3, and sliding rod 9 is slidably connected in the inside of sliding groove 8, and push-pull plate 10 is fixedly connected to the side of sliding rod 9 away from fixed block 3, and first elastic spring 11 is sleeved on the surface of sliding rod 9, and the side of first elastic spring 11 close to fixed block 3 is fixedly connected with fixed block 3, and the side of first elastic spring 11 away from fixed block 3 is fixedly connected with push-pull plate 10, when staff needs to use calibrating instrument to check equipment, push-pull plate 10 is pulled to both sides, sliding rod 9 is pulled out from the inside of limiting groove 7, adjusting rod 4 is released from limiting, positioning plate 6 is moved to the position of being close to equipment, then push-pull plate 10 is loosened, the elastic force of first elastic spring 11 drives sliding rod 9 to be inserted into limiting groove 7 again, adjusting rod 4 and positioning plate 6 are fixed synchronously, and the equipment to be checked can be effectively positioned.

[0022] Reference Figure 3As shown, in the embodiment: the top end and the bottom end of the fixed block 3 are provided with the first sliding groove 12, the top end and the bottom end of the adjusting rod 4 are fixedly connected with the first sliding block 13, the inside of the first sliding groove 12 is in sliding connection with the first sliding block 13, through the setting of the first sliding groove 12 and the first sliding block 13, the adjusting rod 4 can be stably guided when sliding in the inside of the fixed block 3, and then the adjusting rod 4 will not deviate during driving the positioning plate 6 to move, thereby effectively ensuring the effective positioning of the positioning plate 6 to the equipment.

[0023] Referring to Figure 3 As shown, in the embodiment: the front end and the rear end of the sliding groove 8 are provided with the second sliding groove 14, the front end and the rear end of the sliding rod 9 are fixedly connected with the second sliding block 15, the inside of the second sliding groove 14 is in sliding connection with the second sliding block 15, through the setting of the second sliding groove 14 and the second sliding block 15, the sliding rod 9 can be stably limited when moving in the inside of the sliding groove 8, and then the sliding rod 9 will not move too much, effectively ensuring the fixing stability of the adjusting rod 4 and the efficiency when the limiting is released.

[0024] Referring to Figure 4 As shown, in the embodiment: one end of the handle 5 close to the fixed block 3 is fixedly connected with two reset springs 16, one end of the reset spring 16 away from the handle 5 is fixedly connected with the fixed block 3, through the setting of the reset spring 16, when the staff needs to take down the equipment, the adjusting rod 4 is released, at this time the pulling force of the reset spring 16 drives the adjusting rod 4 to return to the initial position, and then the equipment is released from the limiting, achieving the convenient taking down of the equipment.

[0025] Referring to Figure 5 As shown, in the embodiment: one end of the adjusting rod 4 close to the positioning plate 6 is fixedly connected with the connecting block 17, one end of the positioning plate 6 close to the adjusting rod 4 is fixedly connected with two limiting sleeves 20, both sides of the inside of the connecting block 17 are provided with the pressing groove 18, the inside of the pressing groove 18 is fixedly connected with the second elastic spring 19, the tail end of the second elastic spring 19 is fixedly connected with the pressing block 21, the inside of the pressing groove 18 and the limiting sleeve 20 are in sliding connection with the pressing block 21, when the staff needs to replace the positioning plate 6 according to different equipment, the pressing block 21 is pressed inward to make the connecting block 17 and the limiting sleeve 20 disengage, at this time the positioning plate 6 can be taken down for replacement, after completion, the pressing block 21 is aligned with the pressing groove 18 for clamping, after clamping, the pressing block 21 is quickly popped out due to the elastic force of the second elastic spring 19, achieving the convenient replacement of the positioning plate 6, further improving the applicability of the device.

[0026] Referring to Figure 5As shown, in the embodiment: the front end and the rear end inside the pressing groove 18 are provided with a limiting groove 22, the front end and the rear end of the pressing block 21 are fixedly connected with a limiting block 23, the inside of the limiting groove 22 is slidably connected with the limiting block 23, through the setting of the limiting groove 22 and the limiting block 23, the second elastic spring 19 can be stably limited when driving the pressing block 21 to pop out, thereby effectively preventing the pressing block 21 from popping out too much and causing falling off, affecting subsequent use.

[0027] With reference to Figure 5 As shown, in the embodiment: the surface of the positioning plate 6 is provided with a contact plate 24, the material of the contact plate 24 is rubber, through the contact plate 24 made of rubber, the positioning plate 6 can have greater friction when contacting with the equipment, and is not easy to slide, and the buffering property of the rubber itself can protect the equipment to a certain extent, preventing damage caused by direct collision.

[0028] The working principle is that when the worker needs to use the calibrator to check the equipment, the push-pull plate 10 is pulled out to the two sides, the sliding rod 9 is pulled out from the inside of the limiting groove 7, the limiting of the adjusting rod 4 is removed, the adjusting rod 4 is moved to drive the positioning plate 6 to move to the position close to the equipment, then the push-pull plate 10 is released, the elastic force of the first elastic spring 11 drives the sliding rod 9 to be inserted into the limiting groove 7 again, the synchronous fixing of the adjusting rod 4 and the positioning plate 6 is achieved, and the checked equipment can realize effective positioning; through the accurate positioning of the auxiliary device on the checked equipment, it can ensure that the connection position of the checked equipment and the calibrator is accurate, the measurement point is in the best detection state, the measurement error caused by the position deviation is reduced, and thus the accuracy and reliability of the checking result are improved; through the setting of the first sliding groove 12 and the first sliding block 13, the adjusting rod 4 can slide stably in the fixed block 3, and then the adjusting rod 4 will not deviate during the movement of the positioning plate 6, and thus the effective positioning of the positioning plate 6 on the equipment is effectively ensured; through the setting of the second sliding groove 14 and the second sliding block 15, the sliding rod 9 can move stably in the sliding groove 8, and then the sliding rod 9 will not move too much, and thus the fixing stability of the adjusting rod 4 and the efficiency when the limiting is removed are effectively ensured; through the setting of the reset spring 16, when the worker needs to take down the equipment, the adjusting rod 4 is removed, the pulling force of the reset spring 16 drives the adjusting rod 4 to be pulled back to the initial position, and then the equipment is removed, and the equipment is conveniently taken down; when the worker needs to replace the positioning plate 6 according to different equipment, the connecting block 17 and the limiting sleeve 20 are disconnected by pressing the pressing block 21 inward, then the positioning plate 6 can be taken down for replacement, after the completion, the pressing block 21 is clamped into the pressing groove 18, the pressing block 21 is quickly popped out due to the elastic force of the second elastic spring 19, the positioning plate 6 is conveniently replaced, and the applicability of the device is further improved; through the setting of the stop groove 22 and the stop block 23, the second elastic spring 19 can be stably limited when driving the pressing block 21 to pop out, and then the pressing block 21 is effectively prevented from popping out too much and falling off, affecting the subsequent use; through the use of the contact plate 24 made of rubber, the positioning plate 6 has greater friction when contacting the equipment, and is not easy to slip, and the buffering property of the rubber itself can protect the equipment from damage caused by direct impact.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A gauge checking aid for use with a gauge, comprising a work surface (1), characterised in that: The top end of the workbench (1) is provided with a placing plate (2), and the top end of the workbench (1) is fixedly connected with two fixed blocks (3), the inside of the fixed block (3) is slidably connected with an adjusting rod (4), one end of the adjusting rod (4) is fixedly connected with a handle (5), the other end of the adjusting rod (4) is provided with a positioning plate (6), a plurality of limiting grooves (7) are formed in the two sides of the adjusting rod (4), a sliding groove (8) is formed in the inside of the two sides of the fixed block (3), the inside of the sliding groove (8) is slidably connected with a sliding rod (9), the side, away from the fixed block (3), of the sliding rod (9) is fixedly connected with a push-pull plate (10), the surface of the sliding rod (9) is sleeved with a first elastic spring (11), the side, close to the fixed block (3), of the first elastic spring (11) is fixedly connected with the fixed block (3), and the side, away from the fixed block (3), of the first elastic spring (11) is fixedly connected with the push-pull plate (10).

2. A calibration aid for a prover according to claim 1, characterized in that: The top end and the bottom end of the inside of the fixed block (3) are both provided with a first sliding groove (12), and the top end and the bottom end of the adjusting rod (4) are both fixedly connected with a first sliding block (13).

3. A calibration aid for a prover according to claim 1, characterized in that: The front end and the rear end of the inside of the sliding groove (8) are both provided with a second sliding groove (14), and the front end and the rear end of the sliding rod (9) are both fixedly connected with a second sliding block (15).

4. A gauge verification aid according to claim 1, wherein: The side, close to the fixed block (3), of the handle (5) is fixedly connected with two reset springs (16), and the side, away from the handle (5), of the reset spring (16) is fixedly connected with the fixed block (3).

5. A gauge verification aid according to claim 1, wherein: The side, close to the positioning plate (6), of the adjusting rod (4) is fixedly connected with a connecting block (17), the side, close to the adjusting rod (4), of the positioning plate (6) is fixedly connected with two limiting sleeves (20), the two sides of the inside of the connecting block (17) are both provided with a pressing groove (18), the inside of the pressing groove (18) is fixedly connected with a second elastic spring (19), the tail end of the second elastic spring (19) is fixedly connected with a pressing block (21), and the inside of the pressing groove (18) and the inside of the limiting sleeve (20) are both slidably connected with the pressing block (21).

6. A gauge verification aid according to claim 5, wherein: The front end and the rear end of the inside of the pressing groove (18) are both provided with a limiting groove (22), and the front end and the rear end of the pressing block (21) are both fixedly connected with a limiting block (23).

7. A calibration aid for a prover according to claim 1, characterized in that: The surface of the positioning plate (6) is provided with a contact plate (24), and the material of the contact plate (24) is rubber.

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