Rotary thermometer verification insertion disc structure

Abstract

The utility model discloses a rotary thermometer verification insertion disc structure, which comprises a locking device (1), a fixed disc (2), a supporting rod (3), a base (4) and a rotary bearing (5), the base (4) is installed on the rotating bearing (5), the fixing disc (2) is arranged above the base (4), the base (4) is connected with the center of the fixing disc (2) through the supporting rod (3), a via hole is formed in the fixing disc (2), the locking device (1) is installed on the via hole, and the thermometer penetrates through the locking device (1) and the via hole. When the thermometer is fixed, a distance is kept between the thermometer and a high-temperature (low-temperature) medium, so that the hidden danger of scalding (frostbite) is eliminated; the thermometer is fixed reliably and compatible with various other types of thermometers; during reading, the plug disc rotates smoothly and is simple in operation. According to the device, the safety, reliability and working efficiency of thermometer verification are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of measuring instrument calibrating device design, and relates to a rotary thermometer calibrating plug-in disc structure for fixing thermometers in the process of thermometer calibration, calibration and detection. BACKGROUND

[0002] The thermometer calibrating plug-in disc is a device for fixing thermometers in the process of thermometer calibration, the existing plug-in disc is composed of upper and lower flange plates, and the thermometer is clamped through the middle spring sheet. The plug-in disc structure has the following problems: the operating surface of the plug-in disc is close to the high-temperature (low-temperature) medium of the constant-temperature tank, and there is a risk of scalding (freezing) injury during operation; the size of the plug-in hole of the plug-in disc is fixed, and only thermometers with a fixed size can be installed, and the compatibility is poor; the thermometer is fixed by the plug-in disc through three contact points of the spring sheet, namely one point of the upper flange plate, one point of the lower flange plate and one point of the spring sheet. When the spring sheet has a large pressure, the vertical gap between the spring sheet and the upper and lower flange plates is small, and the thermometer bears a large friction force when being inserted, and the temperature sensing bulb of the thermometer is thin-walled and easy to break; when the fatigue pressure of the spring sheet decreases, the thermometer is easy to fall into the constant-temperature tank and pollute the medium; and the plug-in disc needs to be rotated to align the next thermometer with the corresponding position of the electronic reading device for each completed thermometer reading, and the operation is inconvenient. SUMMARY

[0003] (I) Utility Model Objectives

[0004] The utility model aims at providing a rotary thermometer calibrating plug-in disc structure, which can realize that the operating surface of the plug-in disc is far away from the high-temperature (low-temperature) medium of the constant-temperature tank during the process of thermometer calibration and calibration, and eliminate the risk of scalding (freezing) injury; the thermometer is fixed firmly, and other types of thermometers are compatible; and the plug-in disc rotates smoothly during data acquisition, and the operation is convenient.

[0005] (II) Technical Solution

[0006] In order to solve the above technical problems, the utility model provides a rotary thermometer calibrating plug-in disc structure, which comprises a locking device 1, a fixed disc 2, a support rod 3, a base 4 and a rotating bearing 5. The base 4 is installed on the rotating bearing 5, the fixed disc 2 is arranged above the base 4, the base 4 and the fixed disc 2 are connected through the support rod 3 in the center, a through hole is formed in the fixed disc 2, the locking device 1 is installed on the through hole, and the thermometer passes through the locking device 1 and the through hole.

[0007] The base 4 is a circular flange plate structure and can rotate relative to the rotating bearing 5, and the rotating bearing 5 is fixed to the flange surface of the constant-temperature tank.

[0008] The fixed disc 2 is a disc, a plurality of through holes are formed in the disc, and the thermometer is fixed in the through holes.

[0009] The through holes are formed close to the outer edge of the fixed disc 2.

[0010] The plurality of through holes are uniformly arranged on a concentric circle.

[0011] The flange plate of the base 4 is provided with an opening, the opening is aligned with the through hole on the fixing disc 2, and the lower end of the thermometer is inserted into the constant-temperature tank liquid through the opening.

[0012] The locking device 1 comprises a spring 6, a pressing block 7 and a locking housing 9, the locking housing 9 is fixed on the fixing disc 2, the locking housing 9 is provided with a positioning hole in the axial direction, the positioning hole is coaxial with the through hole on the fixing disc 2, the locking housing 9 is provided with a groove, the spring 6 is arranged at the bottom of the groove, the pressing block 7 is arranged outside the spring 6, the pressing block 7 is provided with a through hole, the spring 6 is compressed by pressing the pressing block 7, the through hole is aligned with the positioning hole, the spring is elongated by releasing the pressing block 7, and the pressing block 7 extends outward.

[0013] The radius of the through hole on the fixing disc 2, the positioning hole on the locking housing 9 and the through hole on the pressing block 7 is consistent.

[0014] The inner wall of the positioning hole on the locking housing 9 and the through hole on the pressing block 7 is covered with a layer of anti-skid pad 8.

[0015] The groove on the locking housing 9 is provided with an opening on one side, and the opening side faces the outer circumferential direction of the fixing disc 2.

[0016] (Three) beneficial effects

[0017] The rotating thermometer calibration plug-in disc structure provided by the above technical scheme keeps a distance from high-temperature (low-temperature) medium when fixing the thermometer, and eliminates the hidden danger of scalding (frostbite); the thermometer is fixed reliably and is compatible with various other types of thermometers; and the plug-in disc rotates smoothly during reading, and the operation is simple. The device improves the safety, reliability and working efficiency of thermometer calibration. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural diagram of the rotating thermometer calibration plug-in disc structure.

[0019] Figure 2 It is a structure diagram of the locking device 1. DETAILED DESCRIPTION

[0020] In order to make the purpose, content and advantages of the utility model more clear, the specific implementation mode of the utility model is described in further detail below by combining with the drawings and examples.

[0021] Reference Figure 1 and Figure 2As shown, the rotary thermometer verification disc structure of the embodiment comprises a locking device 1, a fixed disc 2, a support rod 3, a base 4, and a rotary bearing 5. The base 4 is installed on the rotary bearing 5, and the fixed disc 2 is arranged above the base 4. The base 4 and the fixed disc 2 are connected through the support rod 3 at the center. The fixed disc 2 is provided with a through hole, and the locking device 1 is installed on the through hole. The thermometer passes through the locking device 1 and the through hole.

[0022] The verification disc structure of the embodiment improves the thermometer fixing plane by adding the support rod 3, and keeps a distance from the high-temperature (low-temperature) medium when fixing the thermometer.

[0023] The base 4 is a circular flange disc structure and can rotate relative to the rotary bearing 5. The rotary bearing 5 is fixed to the flange face of the constant-temperature tank.

[0024] The fixed disc 2 is a disc provided with a plurality of through holes. The thermometer is fixed in the through holes.

[0025] The through holes are arranged near the outer edge of the fixed disc 2.

[0026] The plurality of through holes are uniformly and spacedly arranged on a concentric circle.

[0027] The flange disc of the base 4 is provided with an opening. The opening is aligned with the through hole on the fixed disc 2. The lower end of the thermometer passes through the opening and is inserted into the liquid of the constant-temperature tank.

[0028] The locking device 1 comprises a spring 6, a pressing block 7, and a locking housing 9. The locking housing 9 is fixed to the fixed disc 2. The locking housing 9 is provided with a positioning hole in the axial direction. The positioning hole is coaxial with the through hole on the fixed disc 2. The locking housing 9 is provided with a groove. The spring 6 is arranged at the bottom of the groove. The pressing block 7 is arranged outside the spring 6. The pressing block 7 is provided with a through hole. The spring 6 is compressed by pressing the pressing block 7. The through hole is aligned with the positioning hole. The spring is elongated by releasing the pressing block 7. The pressing block 7 extends outward.

[0029] The through hole on the fixed disc 2, the positioning hole on the locking housing 9, and the through hole on the pressing block 7 all have the same radius.

[0030] The inner walls of the positioning hole on the locking housing 9 and the through hole on the pressing block 7 are covered with a layer of anti-skid pad 8.

[0031] One side of the groove on the locking housing 9 is open. The open side faces the outer periphery of the fixed disc 2.

[0032] The thermometer and the plug-in disc are in surface contact instead of point contact, the pressing block 7, the locking shell 9 and the temperature contact part are all designed as curved surfaces, and the contact surface is covered with the anti-skid pad 8 made of high-temperature resistant and anti-skid material. The contact area of the thermometer and the plug-in disc is increased through the structure of the existing plug-in disc, so that the fixation of the thermometer is more reliable, and the size of the plug hole can be adjusted by the internal spring to be suitable for various types and sizes of thermometers; the modification effectively avoids the friction and collision of the temperature sensing bulb during the clamping process, and reduces the possibility of damage to the temperature sensing bulb.

[0033] The plug-in disc structure of the embodiment increases the rotating bearing 5, so that the plug-in disc is convenient to rotate and easy to operate.

[0034] In use, the plug-in disc is fixed to the flange surface of the constant temperature tank through the rotating bearing 5, the channel is opened by pressing the pressing block 7 of the locking device 1, the thermometer to be detected is inserted through the locking device 1, the lower end of the thermometer is inserted into the constant temperature tank liquid through the opening on the flange plate, the thermometer is fixed by loosening the pressing block 7 after being inserted to the set depth, the clamping of the thermometer is completed, and the remaining thermometers are clamped by repeating the above steps. When the temperature of the constant temperature tank reaches the set standard temperature, the thermometer is read by using the digital reading telescope, after one reading is completed, the plug-in disc is rotated to make the next thermometer to the position where the digital reading telescope is focused, and the reading is continued until all the thermometer data collection is completed.

[0035] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and deformations can be made, and these improvements and deformations should be considered as the protection range of the present application.

Claims

1. A rotary thermometer proving disc structure, characterized by, The utility model relates to a temperature meter locking device for constant temperature tank, including: Locking device (1), fixed disc (2), support rod (3), base (4), rotary bearing (5), base (4) is installed on rotary bearing (5), and fixed disc (2) is arranged above base (4), and the center of base (4) and fixed disc (2) is connected through support rod (3), and the through hole is set up on fixed disc (2), and locking device (1) is installed on the through hole, and the thermometer passes through locking device (1) and the through hole.

2. The rotary thermometer proving disc structure of claim 1, wherein, The base (4) is a circular flange plate structure, which can rotate relative to the rotary bearing (5), and the rotary bearing (5) is fixed to the flange face of the constant temperature tank.

3. The rotary thermometer proving disc structure of claim 2, wherein, The fixed disc (2) is a disc, and a plurality of through holes are formed in the disc, and the thermometer is fixed in the through hole.

4. The rotary thermometer proving disc structure of claim 3, wherein, The through hole is formed near the outer edge of the fixed disc (2).

5. The rotary thermometer proving disc structure of claim 4, wherein, The plurality of through holes are uniformly and spacedly arranged on a concentric circle.

6. The rotary thermometer proving disc structure of claim 5, wherein, The flange plate of the base (4) is provided with an opening, and the opening is aligned with the through hole on the fixed disc (2) in the up-down direction, and the lower end of the thermometer is inserted into the liquid of the constant temperature tank through the opening.

7. The rotary thermometer proving disc structure of claim 6 wherein, The locking device (1) includes a spring (6), a pressing block (7) and a locking housing (9), the locking housing (9) is fixed to the fixed disc (2), an axial positioning hole is formed in the locking housing (9), the positioning hole is coaxial with the through hole on the fixed disc (2), a groove is formed in the locking housing (9), the spring (6) is arranged at the bottom of the groove, the pressing block (7) is arranged outside the spring (6), a through hole is formed in the pressing block (7), the spring (6) is compressed by pressing the pressing block (7), the through hole is aligned with the positioning hole, the pressing block (7) is released, the spring (6) is elongated, and the pressing block (7) extends outward.

8. The rotary thermometer proving disc structure of claim 7, wherein, The through hole on the fixed disc (2), the positioning hole on the locking housing (9) and the through hole on the pressing block (7) have the same radius.

9. The rotary thermometer proving disc structure of claim 8, wherein, A layer of anti-skid pad (8) is covered on the inner wall of the positioning hole on the locking housing (9) and the through hole on the pressing block (7).

10. The rotary thermometer proving disc structure of claim 9, wherein, The groove on the locking housing (9) is opened on one side, and the opening side faces the outer circumferential direction of the fixed disc (2).

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