CN216116512U - Reaction frame for calibrating instrument and device thereof - Google Patents
Reaction frame for calibrating instrument and device thereof Download PDFInfo
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- CN216116512U CN216116512U CN202121976383.8U CN202121976383U CN216116512U CN 216116512 U CN216116512 U CN 216116512U CN 202121976383 U CN202121976383 U CN 202121976383U CN 216116512 U CN216116512 U CN 216116512U
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Abstract
The utility model relates to the technical field of instrument verification and calibration, and provides a reaction frame for instrument verification and calibration, which comprises a reaction frame, wherein an inner cavity for accommodating a standard force transducer is formed in the reaction frame, a fixing piece for fixing the standard force transducer is arranged at the lower part of the reaction frame, and a connecting piece for installing an adhesive force detector is arranged at the upper part of the reaction frame. The instrument/verification calibration device comprises a standard force cell sensor, an adhesion force detector and the reaction frame for instrument verification and calibration, wherein the standard force cell sensor is fixed in the reaction frame through the fixing piece, and the adhesion force detector is arranged on the upper portion of the reaction frame through the connecting piece. According to the reaction frame for calibrating the instrument, the standard force transducer and the adhesive force detector can be stably installed through the matching of the reaction frame, the fixing piece and the connecting piece, the structure is simple, the operation is convenient, and necessary conditions can be provided for accurate calibration.
Description
Technical Field
The utility model relates to the technical field of instrument verification and calibration, in particular to a reaction frame for instrument verification and calibration and a device thereof.
Background
A paint adhesion detector adopting a pull-open method/pull-off method is a special detection instrument for detecting paint adhesion required by the national standard GB50205-2001 'acceptance criteria for construction quality of steel structure engineering', JG/T722-2008 'technical conditions for anticorrosive coating of steel structures of highway bridges'. The apparatus was imported from 2008 and manufactured in the united states and germany, and in recent years, there were over a dozen home manufacturers. The principle and structure of the instrument do not change much. The paint adhesion force detector is widely used in the aspect of paint coating quality detection of industrial steel structure engineering, municipal bridges and railway steel bridges, and the accuracy of the instrument and equipment is concerned with national production safety and personal safety. When no special reaction frame is available, other large reaction frames are generally used, the distance is reduced by adding cushion blocks, the execution cylinder body and the force measuring sensor are overlapped together and placed in the reaction frame for verification/calibration. This approach has several drawbacks, the first being that it is not a normal stressed condition of the actuating cylinder, and is prone to calibration errors; secondly, the cross sections of the execution cylinder body and the force measuring sensor are small, so that the execution cylinder body and the force measuring sensor are not easy to center, the coaxiality cannot be guaranteed, and a calibration error is easy to generate; thirdly, the execution cylinder body and the force measuring sensor are overlapped together, the length-width ratio is too large, and the instrument is easy to lose stability, fall and damage; fourthly, the piston pressing cap of the execution cylinder body is not a standard stress body and is easy to damage after being repeatedly pressed. From the above, no special reaction frame exists, which can not ensure the accuracy of measurement and is easy to damage equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a reaction frame for calibrating instrument verification and an instrument/verification calibrating device, which can at least solve part of defects in the prior art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: the utility model provides an instrument verification is reaction frame for calibration, includes the reaction frame, have the inner chamber that supplies standard force cell sensor to settle in the reaction frame, the lower part of reaction frame has the fixed mounting of fixing standard force cell sensor, the upper portion of reaction frame has the connecting piece that is used for installing adhesive force detector.
Further, the fixture includes a T-bolt that locks the standard load cell to the reaction frame.
Further, the lower part of the counter force frame is provided with a step groove, and the T-shaped bolt is embedded into the step groove.
Further, the connecting piece comprises a connecting rod capable of extending into the reaction frame and a spindle capable of being installed in the adhesion force detector, the spindle is connected to one end, away from the reaction frame, of the connecting rod, and the connecting rod is locked in the reaction frame in a threaded mode.
Furthermore, the spindle is of a two-section structure, one section connected with the connecting rod is in a circular truncated cone shape, and the other section is in a cylindrical shape and is arranged on the end face of the circular truncated cone-shaped structure.
Furthermore, the reaction frame is provided with an opening for loading and unloading the standard force transducer.
Furthermore, the reaction frame is formed by welding steel plates.
The embodiment of the utility model provides another technical scheme: the utility model provides an instrument/examination calibrating device, includes standard force cell sensor and adhesive force detector, still includes foretell instrument examination reaction frame for calibration, standard force cell sensor passes through the mounting is fixed in the reaction frame, the adhesive force detector passes through the connecting piece is installed the upper portion of reaction frame.
Further, the adhesion force detector is provided with a quick connector for the connection piece to be installed in.
Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a standard force cell sensor and adhesive force detector can be installed well through the cooperation of reaction frame, mounting and connecting piece steadily to the reaction frame for instrument verification calibration, simple structure, convenient operation can provide the prerequisite for accurate calibration.
Drawings
Fig. 1 is a schematic diagram of a reaction frame for calibrating an instrument according to an embodiment of the present invention;
in the reference symbols: 1-a reaction frame; 2-a standard force cell; 3-T bolt; 4-a spindle; 5-an adhesion detector; 6-step groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a reaction frame for calibrating instrument verification, including a reaction frame 1, an inner cavity for accommodating a standard load cell 2 is formed in the reaction frame 1, a fixing member for fixing the standard load cell 2 is disposed at a lower portion of the reaction frame 1, and a connecting member for mounting an adhesion detector 5 is disposed at an upper portion of the reaction frame 1. In this embodiment, the standard force cell sensor 2 and the adhesion force detector 5 can be stably installed through the cooperation of the reaction frame, the fixing piece and the connecting piece, the structure is simple, the operation is convenient, and necessary conditions can be provided for accurate calibration. Specifically, the standard load cell 2 and the adhesion detector 5 are both conventional devices in the art, and the working principle and specific structure of the two are not described in detail here. Through setting up the mounting in 1 lower part of reaction frame, can lock standard force cell sensor 2 on reaction frame 1, and through setting up the connecting piece on 1 upper portion of reaction frame, can make things convenient for adhesive force detector 5 to install on reaction frame 1.
As an optimized solution of the embodiment of the present invention, please refer to fig. 1, the fixing member includes a T-shaped bolt 3, and the T-shaped bolt 3 locks the standard load cell 2 on the reaction frame 1. In the present embodiment, the fixing member is made as a T-bolt 3, and the standard load cell 2 can be fixed to the reaction frame 1 by screwing. Preferably, 1 lower part of reaction frame has notch cuttype groove 6, T type bolt 3 embedding is in notch cuttype groove 6 is equipped with notch cuttype groove 6 in 1 lower part of reaction frame, agrees with T type bolt 3's shape, and T type bolt 3 can be embedded into the reaction frame completely after locking standard force cell sensor 2 like this, can not let the bottom surface height of reaction frame uneven.
As an optimized solution of the embodiment of the present invention, please refer to fig. 1, the connecting member includes a connecting rod capable of extending into the reaction frame 1 and a spindle 4 capable of being installed in the adhesion force detector 5, the spindle 4 is connected to an end of the connecting rod away from the reaction frame 1, and the connecting rod is locked in the reaction frame 1 by a thread. In this embodiment, the above-mentioned connecting member is detailed, and it may be a combination structure of the spindle 4 and the connecting rod, and both may be an integrally formed structure. The head of the spindle 4 can be conveniently matched with the adhesive force detector 5 for use, the connecting rod can be fixed on the reaction frame, and the other end of the connecting rod is connected with the standard force transducer 2. Preferably, the spindle 4 is a two-section structure, one section connecting the connecting rod is in a circular truncated cone shape, and the other section is in a cylindrical shape and is arranged on the end face of the circular truncated cone-shaped structure. The section in the shape of the circular truncated cone is concave when the side curved surface of the section in the shape of the circular truncated cone extends, and the curved surface of the section in the shape of the circular truncated cone protrudes outwards like a Chinese chess.
Referring to fig. 1 as an optimized solution of the embodiment of the present invention, the reaction frame 1 is provided with an opening for loading and unloading the standard load cell 2. In this embodiment, reaction frame 1 is enclosed by the polylith steel sheet and closes to form, and its five sides enclose, and one side vacates, connects through welded form between each steel sheet, requires full penetration welding seam, so both guaranteed the height of framework, make standard force cell sensor 2 conveniently put into again and take out. Preferably, the reaction frame 1 is provided with an anti-rust layer on the outer surface to prolong the service life.
Referring to fig. 1, an embodiment of the present invention provides an instrument/calibration apparatus, including a standard load cell 2, an adhesion force detector 5, and the reaction frame for calibrating the instrument, where the standard load cell 2 is fixed in the reaction frame by the fixing member, and the adhesion force detector 5 is installed on the upper portion of the reaction frame by the connecting member. In this embodiment, the reaction frame is used in the device, so that the standard load cell 2 and the adhesion force detector 5 can be stably installed, the structure is simple, the operation is convenient, and necessary conditions can be provided for accurate calibration. Specifically, the standard load cell 2 and the adhesion detector 5 are both conventional devices in the art, and the working principle and specific structure of the two are not described in detail here. Through setting up the mounting in 1 lower part of reaction frame, can lock standard force cell sensor 2 on reaction frame 1, and through setting up the connecting piece on 1 upper portion of reaction frame, can make things convenient for adhesive force detector 5 to install on reaction frame 1.
As an optimized solution of the embodiment of the present invention, please refer to fig. 1, the adhesion detector 5 has a quick coupling for the connection member to be installed in. In this embodiment, the quick coupling is designed to allow the attachment of the adhesion detector 5 to be performed very quickly. The quick coupling is of a conventional structure, and the specific structural form thereof will not be described in detail here.
As an optimized solution of the embodiment of the present invention, please refer to fig. 1, where the adhesion detector 5 has a joint connected to the high pressure oil pipe and a handheld portion, the handheld portion is located at an end of the adhesion detector 5 far from the reaction frame, and the joint is disposed on a side wall of the adhesion detector 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an instrument examination is reaction frame for calibration, includes the reaction frame, its characterized in that: an inner cavity for accommodating a standard force transducer is formed in the counter-force frame, a fixing piece for fixing the standard force transducer is arranged at the lower part of the counter-force frame, and a connecting piece for installing an adhesive force detector is arranged at the upper part of the counter-force frame.
2. The apparatus certification calibration reaction frame of claim 1, wherein: the fixing piece comprises a T-shaped bolt, and the standard load cell is locked on the reaction frame by the T-shaped bolt.
3. The apparatus certification calibration reaction frame of claim 2, wherein: the lower part of the counter force frame is provided with a step groove, and the T-shaped bolt is embedded into the step groove.
4. The apparatus certification calibration reaction frame of claim 1, wherein: the connecting piece comprises a connecting rod which can extend into the reaction frame and a spindle which can be arranged in the adhesion force detector, the spindle is connected to one end of the connecting rod, which is far away from the reaction frame, and the connecting rod is locked in the reaction frame in a threaded mode.
5. The apparatus certification calibration reaction frame of claim 4, wherein: the spindle is of a two-section structure, one section connected with the connecting rod is in a circular truncated cone shape, and the other section is cylindrical and is arranged on the end face of the circular truncated cone-shaped structure.
6. The apparatus certification calibration reaction frame of claim 1, wherein: the reaction frame is provided with an opening for loading and taking out the standard force transducer.
7. The apparatus certification calibration reaction frame of claim 1, wherein: the reaction frame is formed by welding steel plates.
8. The utility model provides an instrument verification calibrating device, includes standard force cell sensor and adhesive force detector, its characterized in that: the instrument verification and calibration reaction frame as claimed in any one of claims 1 to 7, wherein the standard load cell is fixed in the reaction frame through the fixing piece, and the adhesion force detector is installed on the upper portion of the reaction frame through the connecting piece.
9. The instrument certification calibration device of claim 8, wherein: the adhesive force detector is provided with a quick connector for the connecting piece to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121976383.8U CN216116512U (en) | 2021-08-20 | 2021-08-20 | Reaction frame for calibrating instrument and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121976383.8U CN216116512U (en) | 2021-08-20 | 2021-08-20 | Reaction frame for calibrating instrument and device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216116512U true CN216116512U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121976383.8U Active CN216116512U (en) | 2021-08-20 | 2021-08-20 | Reaction frame for calibrating instrument and device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216116512U (en) |
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2021
- 2021-08-20 CN CN202121976383.8U patent/CN216116512U/en active Active
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