Portable comprehensive calibrator

Abstract

The utility model relates to the technical field of calibrators, in particular to a portable comprehensive calibrator which comprises a main body, a rotating assembly is arranged at the top of the main body, and an extension assembly is arranged on the side face of the rotating assembly. According to the comprehensive calibrator, the motor drives the rotating wheel and the transmission wheel to be meshed, so that the rotating rod drives the extension assembly to rotate and adjust, the comprehensive calibrator body can be accurately calibrated, the use flexibility of the comprehensive calibrator is further improved, transmission of the rotating wheel and the transmission wheel is an efficient mechanical transmission mode, and the comprehensive calibrator is convenient to use. Due to the fact that the telescopic boxes are meshed firmly, power can be effectively transmitted, transmission efficiency is high, the comprehensive calibrator body is extended through stretching of the telescopic boxes, the working range of the comprehensive calibrator body can be expanded, limitation of calibration space is broken through, the telescopic boxes can adjust the length according to needs, and the telescopic boxes can be shrunk when not used. The comprehensive calibrator is very suitable for places with limited space, and the telescopic box can improve the stability of the comprehensive calibrator body.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of calibrators, in particular to a portable comprehensive calibrator. BACKGROUND

[0002] The portable comprehensive calibrator is high in calibration precision, convenient to carry and can satisfy the flow calibration of most gas sampling instruments. It is widely applicable to measurement and verification, environmental protection monitoring, labor protection and hygiene, scientific research institutes and other occasions requiring gas flow calibration.

[0003] The purpose of calibration is to compare with the measurement standard, to evaluate the indication error of the measuring device and to ensure the accuracy of the value, which belongs to a group of operations of value traceability from bottom to top. The evaluation of the indication error should be made according to the corresponding provisions of the calibration regulations of the organization, carried out according to the calibration period, and the calibration records and calibration marks should be well kept. In addition to evaluating the indication error of the measuring device and determining the relevant measurement characteristics, the calibration result can also be expressed as a correction value or a calibration factor to specifically guide the operation of the measurement process. As long as the purpose of value traceability is achieved and the indication error of the measuring instrument is clearly understood, the purpose of calibration is achieved.

[0004] The authorized announcement number CN213239077U discloses a portable comprehensive calibrator. The patent technology can reduce the vibration of the calibrator main body during transportation and handling, reduce the damage of the vibration to the internal parts of the calibrator main body, and prolong the service life of the calibrator main body through the cooperation of the transmission column, the pressing disc, the limiting rod, the damping spring and the rubber pad. The auxiliary accessories needed can be placed in the placing box, avoiding separate carrying, and the use is convenient. The placing box can be fixed through the cooperation of the extrusion button, the extrusion block, the rotating rod, the L-shaped fixing rod, the torsional spring, the connecting rod, the clamping rod, the limiting block and the limiting rod, which facilitates the disassembly and installation of the placing box and the replacement of different sizes of placing boxes according to actual needs. However, in the scheme, the comprehensive calibrator cannot be adjusted in all directions when it is used, and the calibration range of the comprehensive calibrator cannot be extended, which reduces the working efficiency of the comprehensive calibrator and also reduces the flexibility of the comprehensive calibrator during use. Therefore, a portable comprehensive calibrator is needed to improve the above problems. UTILITY MODEL CONTENTS

[0005] In order to solve the problems in the prior art that the comprehensive calibrator cannot be adjusted in all directions when it is used, and the calibration range of the comprehensive calibrator cannot be extended, which reduces the working efficiency of the comprehensive calibrator and also reduces the flexibility of the comprehensive calibrator during use, the utility model aims at providing a portable comprehensive calibrator to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a portable comprehensive calibrator, including the main part, the top of main part is provided with rotating subassembly, the side surface of rotating subassembly is provided with extension subassembly,

[0008] Rotating subassembly includes loading box, the side surface fixedly connected with the mounting plate of loading box, the side surface of mounting plate is installed with motor, the output fixedly connected with the rotating wheel of motor, the side surface of rotating wheel is engaged with transmission wheel, the inside rotation is connected with the rotating lever of transmission wheel,

[0009] Extension subassembly includes base, the side surface of base is installed with telescopic box, the output of telescopic box is installed with comprehensive calibrator body.

[0010] As the preferred scheme of the utility model, the side surface of mounting plate is fixedly connected with bearing seat, the rotating lever extends to the inside of bearing seat.

[0011] As the preferred scheme of the utility model, the rotating lever is fixedly connected with base, and the shell of telescopic box is made of aluminum alloy.

[0012] As the preferred scheme of the utility model, the main part includes bottom support pipe, the top of bottom support pipe is provided with top support pipe, and the side surface of top support pipe is provided with rubber sheath.

[0013] As the preferred scheme of the utility model, the side surface of bottom support pipe is provided with pipe sleeve, and the bottom support pipe and top support pipe extend to the inside of pipe sleeve.

[0014] As the preferred scheme of the utility model, the bottom of pipe sleeve is provided with plug rod, and the plug rod extends to the inside of pipe sleeve.

[0015] As the preferred scheme of the utility model, the side surface of pipe sleeve is provided with screw rod, the pipe sleeve is screw connected with screw rod, and the threaded end of screw rod is in abutment with plug rod.

[0016] As the preferred scheme of the utility model, the top of plug rod is fixedly connected with bracket, the inside of bracket is fixedly connected with link rod, and the link rod is provided with two.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] 1. In the utility model, the rotating wheel and the transmission wheel are driven by the motor to engage, the rotating lever drives the extension subassembly to rotate and adjust, the comprehensive calibrator body can be accurately calibrated, the use flexibility of the comprehensive calibrator is improved, the transmission of the rotating wheel and the transmission wheel is a high-efficiency mechanical transmission mode, the power can be effectively transmitted because of the firm engagement between them, and the transmission efficiency is high.

[0019] 2. The utility model discloses, through the telescopic box telescopic to the extension of comprehensive calibration instrument body, can expand the range of comprehensive calibration instrument body work, break the limitation of calibration space, the telescopic box can adjust length according to need, can contract when not using, very suitable for the place of limited space, the telescopic box can increase the stability of comprehensive calibration instrument body. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the utility model;

[0021] Figure 2 It is the rotating assembly structure schematic diagram of the utility model;

[0022] Figure 3 It is the extension assembly structure schematic diagram of the utility model;

[0023] Figure 4 It is the support assembly structure schematic diagram of the utility model.

[0024] In the drawing: 1, main body;101, bottom support pipe;102, pipe sleeve;103, top support pipe;104, rubber sheath;105, threaded rod;106, plug rod;107, bracket;108, link rod;2, rotating assembly;201, loading box;202, mounting plate;203, motor;204, rotating wheel;205, transmission wheel;206, bearing seat;207, rotating rod;3, extension assembly;301, base;302, telescopic box;303, comprehensive calibration instrument body. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0026] Embodiment: please refer to Figures 1-4 The utility model discloses a kind of portable comprehensive calibration instruments, including main body 1, the top of main body 1 is provided with rotating assembly 2, the side of rotating assembly 2 is provided with extension assembly 3;

[0027] In the embodiment, refer to Figure 1 、 Figure 2 And Figure 3As shown, the rotating assembly 2 comprises a loading box 201, the side of the loading box 201 is fixedly connected with a mounting plate 202, the side of the mounting plate 202 is provided with a motor 203, the output end of the motor 203 is fixedly connected with a rotating wheel 204, the side of the rotating wheel 204 is engagedly connected with a transmission wheel 205, the inside of the transmission wheel 205 is rotatably connected with a rotating rod 207, the extension assembly 3 comprises a base 301, the side of the base 301 is provided with a telescopic box 302, the output end of the telescopic box 302 is provided with a comprehensive calibrator body 303, the driving of the motor 203 drives the rotating wheel 204 and the transmission wheel 205 to engage, so that the rotating rod 207 drives the extension assembly 3 to rotate and adjust, so that the comprehensive calibrator body 303 can be accurately calibrated, thereby improving the use flexibility of the comprehensive calibrator 303, and the transmission of the rotating wheel 204 and the transmission wheel 205 is a kind of efficient mechanical transmission mode, because the engagement between them is firm, the power can be effectively transmitted, and the transmission efficiency is high.

[0028] Wherein, the side of the mounting plate 202 is fixedly connected with a bearing seat 206, the rotating rod 207 extends to the inside of the bearing seat 206, the rotating rod 207 is fixedly connected with the base 301, the shell of the telescopic box 302 is aluminum alloy, the extension of the comprehensive calibrator body 303 is realized by the telescopic box 302, which can expand the working range of the comprehensive calibrator body 303, break the limitation of the calibration space, and adjust the length as needed, which can be retracted when not in use, and is very suitable for places with limited space, and the telescopic box 302 can increase the stability of the comprehensive calibrator body.

[0029] In this embodiment, referring to Figure 1 and Figure 4 As shown, the main body 1 comprises a bottom support pipe 101, the top of the bottom support pipe 101 is provided with a top support pipe 103, the side of the top support pipe 103 is provided with a rubber sheath 104, the side of the bottom support pipe 101 is provided with a pipe sleeve 102, the bottom support pipe 101 and the top support pipe 103 extend to the inside of the pipe sleeve 102, the bottom of the pipe sleeve 102 is provided with a plug rod 106, the plug rod 106 extends to the inside of the pipe sleeve 102, the side of the pipe sleeve 102 is provided with a threaded screw rod 105, the pipe sleeve 102 is threadedly connected with the threaded screw rod 105, the threaded end of the threaded screw rod 105 abuts against the plug rod 106, the top of the plug rod 106 is fixedly connected with a bracket 107, the inside of the bracket 107 is fixedly connected with a connecting rod 108, the connecting rod 108 is provided with two, the bottom support pipe 101 and the top support pipe 103 can be fixedly sleeved by the pipe sleeve 102, then the plug rod 106 is inserted into the hole in the inside of the pipe sleeve 102, and finally the plug rod 106 is abutted by the threaded screw rod 105 to fix the bracket 107, and the fixing of the bracket 107 can fix the rotating assembly 2 and the extension assembly 3, which improves the stability and is convenient to disassemble and assemble.

[0030] When the portable comprehensive calibrator in the scheme is used, when the comprehensive calibrator body 303 needs to be rotated, the rotation of the extension assembly 3 can be driven by the driving of the motor 203 to rotate and adjust, so that the comprehensive calibrator body 303 can be rotated, the corresponding calibration position is adjusted, the extension of the comprehensive calibrator body 303 is realized by the extension of the telescopic box 302, the position of the comprehensive calibrator body 303 is expanded, the specific of the calibration position is shortened, and the calibration range is expanded.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A portable universal calibrator comprising a main body (1), characterized in that: The top of the main body (1) is provided with a rotating assembly (2), and the side of the rotating assembly (2) is provided with an extension assembly (3). The rotating assembly (2) comprises a loading box (201), the side of the loading box (201) is fixedly connected with a mounting plate (202), the side of the mounting plate (202) is installed with a motor (203), the output end of the motor (203) is fixedly connected with a rotating wheel (204), the side of the rotating wheel (204) is engagedly connected with a transmission wheel (205), and the inside of the transmission wheel (205) is rotatably connected with a rotating rod (207). The extension assembly (3) comprises a base (301), the side of the base (301) is installed with a telescopic box (302), and the output end of the telescopic box (302) is installed with a comprehensive calibrator body (303).

2. The portable integrated calibrator of claim 1, wherein: The side of the mounting plate (202) is fixedly connected with a bearing seat (206), and the rotating rod (207) extends into the bearing seat (206).

3. The portable integrated calibrator of claim 1, wherein: The rotating rod (207) is fixedly connected with the base (301), and the shell of the telescopic box (302) is made of aluminum alloy.

4. The portable integrated calibrator of claim 1, wherein: The main body (1) comprises a bottom support pipe (101), the top of the bottom support pipe (101) is provided with a top support pipe (103), and the side of the top support pipe (103) is provided with a rubber sheath (104).

5. The portable integrated calibrator of claim 4, wherein: The side of the bottom support pipe (101) is provided with a pipe sleeve (102), and the bottom support pipe (101) and the top support pipe (103) extend into the pipe sleeve (102).

6. The portable integrated calibrator of claim 5, wherein: The bottom of the pipe sleeve (102) is provided with a plug rod (106), and the plug rod (106) extends into the pipe sleeve (102).

7. The portable integrated calibrator of claim 6, wherein: The side of the pipe sleeve (102) is provided with a threaded rod (105), the pipe sleeve (102) is threadedly connected with the threaded rod (105), and the threaded end of the threaded rod (105) abuts against the plug rod (106).

8. The portable integrated calibrator of claim 7, wherein: The top of the plug rod (106) is fixedly connected with a bracket (107), the inside of the bracket (107) is fixedly connected with a connecting rod (108), and the connecting rod (108) is provided with two.

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