Measuring instrument calibrating device for laboratory

Abstract

The utility model discloses a measuring instrument calibrating device for a laboratory, and the device comprises a bottom block part which comprises a pedestal and a calibrating mechanism. The folding part comprises a supporting rod, a supporting column, a mounting seat, a clamping block, a spring and a rotating shaft; the mounting base is arranged on the side face of the base, the spring is fixedly connected to the interior of the mounting base, the clamping block is fixedly connected to the top end of the mounting base, the supporting column is embedded in the top end of the mounting base, the rotating shaft is fixedly connected to the side end of the supporting column, and the supporting rod is fixedly arranged on the outer side of the verification mechanism in a sleeving mode. The problems that due to the fact that an existing measuring instrument calibrating device is large in size, large space is occupied when the measuring instrument calibrating device is not used, and the storage effect is poor are solved; and secondly, when the calibrating device is used for calibrating the measuring instrument, the measuring instrument cannot be positioned right below the calibrating instrument, so that the accuracy of the device is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring instruments, in particular to a measuring instrument calibration device for a laboratory. Background Art

[0002] Measuring instruments refer to devices, instruments, measuring tools and standard materials that can be used to directly or indirectly measure the value of the measured object. Measuring instruments are widely used in production, scientific research, people's lives and other aspects. They occupy a very important position in the entire metrology legislation, because the unification of national measurement values ​​is first reflected in the accuracy and consistency of measuring instruments. Measuring instruments are not only the main objects of supervision and management, but also the technical basis for metrology departments to provide metrology assurance.

[0003] However, it still has the following disadvantages in actual use:

[0004] The existing calibration devices for measuring instruments are large in size and will take up a large space when idle, making it difficult to store and use them effectively. Secondly, when the calibration device calibrates the measuring instrument, the measuring instrument cannot be positioned directly below the calibration instrument, which will affect the accuracy of the device. Utility Model Content

[0005] The purpose of the utility model is to provide a laboratory measuring instrument calibration device to solve the problem raised in the above-mentioned background technology that the existing measuring instrument calibration device is large in size and will take up a large space when idle, which makes it difficult to store and use it; secondly, when the calibration device calibrates the measuring instrument, the measuring instrument cannot be positioned directly under the calibration instrument, which affects the accuracy of the device.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a laboratory measuring instrument calibration device, comprising:

[0008] A bottom block component, the bottom block component comprising a base and a verification mechanism;

[0009] A verification mechanism is provided above the base;

[0010] A folding component, the folding component comprising a support rod, a support column, a mounting seat, a clamping block, a spring and a rotating shaft;

[0011] The mounting seat is arranged on the side of the base, the spring is fixedly connected to the inside of the mounting seat, the block is fixedly connected to the top of the mounting seat, the support column is embedded in the top of the mounting seat, the rotating shaft is fixedly connected to the side end of the support column, and the support rod is fixedly sleeved on the outside of the calibration mechanism.

[0012] Furthermore, the side of the support column is tightly fitted with the inner wall of the rotation groove of the support column corresponding to the top of the mounting seat, and the support column is a rotationally connected structure with the mounting seat through a rotating shaft.

[0013] Furthermore, a slot corresponding to the card block is provided at the bottom end of the support column, and the card block and the internal slot of the support column are both L-shaped structures.

[0014] Furthermore, it also includes a fixing rod, a tension spring and a fixing seat, wherein the fixing rod is embedded in the inner top of the support column, the two ends of the tension spring are respectively connected and fixed to the fixing rod and the support column, and the fixing seat is fixedly connected to the surface of the support rod.

[0015] Furthermore, a storage groove corresponding to the support rod is provided inside the support column, and a socket inside the fixing seat corresponding to the fixing rod for insertion is in a cross-shaped structure.

[0016] Furthermore, it also includes a positioning component;

[0017] The positioning components include a clamping block, a screw rod, a sliding groove, a rotating groove, a rotating block and a sliding block;

[0018] The slide groove is opened on the surface of the base, the screw is embedded in the inside of the slide groove, the slider is sleeved on the surface of the screw, the clamping block is fixedly connected to the top surface of the slider, the rotating groove is opened in the inside of the base, and the rotating block is fixedly sleeved on the surface of the screw.

[0019] Furthermore, the threads on the surfaces at both ends of the screw rod are in opposite directions, the clamping block is an arc-shaped plate structure, and the center of the slide groove is located directly below the calibration mechanism.

[0020] The utility model has the following beneficial effects:

[0021] 1. The utility model is provided with a support rod, a support column and a mounting seat. Under the rotation connection between the support rod and the support column, the support rod can be rotated and placed inside the support column, and the support column in the mounting seat can be rotated and placed on the surface of the base, so that the calibration device can be folded and stored, saving space, and solving the problem that it cannot be folded when idle and will take up too much space;

[0022] 2. Based on the above beneficial effects, a screw, a clamping block and a slider are provided. When the screw is rotated and meshed with the slider, the two sliders can respectively drive the clamping blocks to move toward each other to complete the clamping and positioning of the measuring instrument, so that the measuring instrument can be fixed at the center, the calibration accuracy is higher, and the calibration deviation problem caused by the position offset of the measuring instrument is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] Figure 1 It is the front view of the utility model;

[0025] Figure 2 This is the front view of the positioning component of the utility model;

[0026] Figure 3 This is a front view of the folding component of the utility model;

[0027] Figure 4 The utility model is a folding diagram for storing and folding the folding component.

[0028] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0029] 11. Base; 12. Verification agency;

[0030] 21. Support rod; 22. Fixing rod; 23. Fixing seat; 24. Support column; 25. Mounting seat; 26. Block; 27. Spring; 28. Rotating shaft; 29. ​​Tension spring;

[0031] 31. Clamping block; 32. Screw rod; 33. Slide groove; 34. Rotating groove; 35. Rotating block; 36. Sliding block. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0034] See also Figure 1-4 As shown, the utility model is a laboratory measuring instrument calibration device, comprising:

[0035] Bottom block component, the bottom block component includes a base 11 and a verification mechanism 12;

[0036] A verification mechanism 12 is provided above the base 11;

[0037] The base 11 is a main bearing structure, which provides overall structural stability through contact with the contact surface, and the verification mechanism 12 is used to test laboratory measuring instruments;

[0038] A folding component, the folding component includes a support rod 21, a support column 24, a mounting seat 25, a clamping block 26, a spring 27 and a rotating shaft 28;

[0039] The mounting seat 25 is arranged on the side of the base 11, the spring 27 is fixedly connected to the inside of the mounting seat 25, the clamping block 26 is fixedly connected to the top of the mounting seat 25, the support column 24 is embedded in the top of the mounting seat 25, the rotating shaft 28 is fixedly connected to the side end of the support column 24, and the support rod 21 is fixedly sleeved on the outside of the verification mechanism 12;

[0040] The mounting seat 25 is used to limit the support column 24, the spring 27 can apply thrust to the block 26, the shaft 28 is used to connect the support column 24 and the mounting seat 25, and the support rod 21 is used to extend the position of the verification mechanism 12;

[0041] The bottom end of the support column 24 is provided with a slot corresponding to the block 26, and the block 26 and the inner slot of the support column 24 are both L-shaped structures;

[0042] The block 26 is engaged with the slot at the bottom of the support column 24 to fix the angle of the support column 24. The L-shaped block 26 is convenient for manual control.

[0043] It also includes a fixing rod 22, a tension spring 29 and a fixing seat 23. The fixing rod 22 is embedded in the inner top of the support column 24. The two ends of the tension spring 29 are respectively connected and fixed to the fixing rod 22 and the support column 24. The fixing seat 23 is fixedly connected to the surface of the support rod 21.

[0044] The fixing rod 22 and the fixing seat 23 are plugged together to fix the angle between the support rod 21 and the support column 24, and the tension spring 29 plays a pulling role to make the fixing rod 22 and the fixing seat 23 plugged together and positioned;

[0045] The support column 24 has a storage groove corresponding to the support rod 21, and the fixing seat 23 has a cross-shaped socket corresponding to the fixing rod 22.

[0046] The support rod 21 can be rotated and folded inside the support column 24, and the fixing seat 23 with a cross-shaped inner groove facilitates the fixing rod 22 to be plugged into the fixing seat 23 in different states of the support rod 21;

[0047] Working principle: The base 11 is used as the main bearing structure, and provides overall structural stability through contact with the contact surface. The verification mechanism 12 is used to test laboratory measuring instruments;

[0048] Lift the fixing rod 22 and separate it from the fixing seat 23. Under the rotational connection between the support rod 21 and the support column 24, the support rod 21 can be rotated and placed inside the support column 24. Under the pulling force of the tension spring 29, the fixing rod 22 and the fixing seat 23 are plugged together to complete the angle fixation of the support rod 21 and the support column 24. Then, move the block 26 downward and remove it from the support column 24. The support column 24 can be rotated and placed on the surface of the base 11 through the rotating shaft 28. Under the elastic force of the spring 27 inside the mounting seat 25, the block 26 is inserted into the support column 24 to complete the angle positioning.

[0049] This step allows the calibration device to be folded and stored, saving space and solving the problem of taking up too much space when not in use.

[0050] See also Figure 1-4 As shown, this embodiment is based on the above embodiment and further includes a positioning component;

[0051] The positioning component includes a clamping block 31, a screw rod 32, a sliding groove 33, a rotating groove 34, a rotating block 35 and a sliding block 36;

[0052] The slide groove 33 is formed on the surface of the base 11, the screw rod 32 is embedded in the slide groove 33, the slider 36 is sleeved on the surface of the screw rod 32, the clamping block 31 is fixedly connected to the top surface of the slider 36, the rotating groove 34 is formed in the interior of the base 11, and the rotating block 35 is fixedly sleeved on the surface of the screw rod 32;

[0053] The slide groove 33 is used to limit the slider 36, the screw rod 32 can control the movement of the slider 36, the clamp block 31 is used to fix the measuring instrument, the rotating groove 34 plays a role in limiting the rotating block 35, and the rotating block 35 can be used to limit the screw rod 32 to rotate;

[0054] The threads of the two ends of the screw rod 32 are in opposite directions, the clamp block 31 is an arc-shaped plate structure, and the center of the slide slot 33 is located directly below the verification mechanism 12;

[0055] The screw 32 rotates to control the two sliders 36 to move toward each other, and the arc-shaped clamp block 31 can fix the measuring instrument at the center of the slide slot 33, so that the calibration of the calibration mechanism 12 can be more accurate;

[0056] Working principle: The rotating groove 34 limits the rotating block 35, and the rotating screw 32 can make the screw 32 limit the rotation inside the base 11. Under the meshing connection between the screw 32 and the slider 36, the slide groove 33 limits the slider 36, and the two sliders 36 can respectively drive the clamping block 31 to move toward each other to complete the clamping and positioning of the measuring instrument;

[0057] This step can fix the measuring instrument at the center, improve the calibration accuracy, and solve the calibration deviation problem caused by the position offset of the measuring instrument.

[0058] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A laboratory measuring instrument calibration device, characterized in that: include: A bottom block component, the bottom block component comprising a base (11) and a verification mechanism (12); A verification mechanism (12) is provided above the base (11); A folding component, the folding component comprising a support rod (21), a support column (24), a mounting seat (25), a clamping block (26), a spring (27) and a rotating shaft (28); The mounting seat (25) is arranged on the side of the base (11), the spring (27) is fixedly connected to the inside of the mounting seat (25), the clamping block (26) is fixedly connected to the top of the mounting seat (25), the support column (24) is embedded in the top of the mounting seat (25), the rotating shaft (28) is fixedly connected to the side end of the support column (24), and the support rod (21) is fixedly sleeved on the outside of the calibration mechanism (12).

2. A laboratory measuring instrument calibration device according to claim 1, characterized in that: The side of the support column (24) is tightly fitted with the inner wall of the rotation groove of the support column (24) at the top of the mounting seat (25), and the support column (24) is a rotationally connected structure with the mounting seat (25) via a rotating shaft (28).

3. A laboratory measuring instrument calibration device according to claim 1, characterized in that: A slot corresponding to the card block (26) is provided at the bottom end of the support column (24), and the card block (26) and the internal slot of the support column (24) are both L-shaped structures.

4. A laboratory measuring instrument calibration device according to claim 1, characterized in that: It also includes a fixing rod (22), a tension spring (29) and a fixing seat (23), wherein the fixing rod (22) is embedded in the inner top of the support column (24), the two ends of the tension spring (29) are respectively connected and fixed to the fixing rod (22) and the support column (24), and the fixing seat (23) is fixedly connected to the surface of the support rod (21).

5. A laboratory measuring instrument calibration device according to claim 4, characterized in that: A receiving groove corresponding to the support rod (21) is provided inside the support column (24), and a socket inside the fixing seat (23) corresponding to the fixing rod (22) for insertion is in a cross-shaped structure.

6. A laboratory measuring instrument calibration device according to claim 1, characterized in that: Also includes a positioning component; The positioning component comprises a clamping block (31), a screw rod (32), a sliding groove (33), a rotating groove (34), a rotating block (35) and a sliding block (36); The slide groove (33) is formed on the surface of the base (11), the screw rod (32) is embedded in the slide groove (33), the slider (36) is sleeved on the surface of the screw rod (32), the clamping block (31) is fixedly connected to the top surface of the slider (36), the rotating groove (34) is formed on the inside of the base (11), and the rotating block (35) is fixedly sleeved on the surface of the screw rod (32).

7. A laboratory measuring instrument calibration device according to claim 6, characterized in that: The threads on the surfaces at both ends of the screw rod (32) are in opposite directions, the clamping block (31) is an arc-shaped plate structure, and the center of the sliding groove (33) is located directly below the calibration mechanism (12).

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