CN215573446U

CN215573446U - Metal bath temperature inspection device

Info

Publication number: CN215573446U
Application number: CN202121844876.6U
Authority: CN
Inventors: 贺晓辉; 吕吉; 李征
Original assignee: ANHUI INSTITUTE OF METROLOGY
Current assignee: ANHUI INSTITUTE OF METROLOGY
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-18
Anticipated expiration: 2031-08-09

Abstract

The utility model relates to the field of temperature calibration, and provides a metal bath temperature inspection device which comprises a metal bath module, an inspection instrument and a probe unit, wherein sponge plugs with different specifications are sleeved outside a protection tube outside a probe, and the same probe can be matched with metal bath reaction holes with different specifications, so that the production and management cost of the probe can be saved, the sponge plugs play a role in sealing, and the accuracy of temperature measurement in a sealed environment is guaranteed; the probe unit is provided with the probe capable of elastically stretching, namely the upper part of the probe is provided with the spring, so that the temperature measuring end of the probe can be directly contacted with the bottom of the metal bath reaction hole, and the measured temperature is accurate. Therefore, the device can ensure the accuracy of temperature measurement and save the cost.

Description

Metal bath temperature inspection device

Technical Field

The utility model relates to the field of temperature calibration, in particular to a metal bath temperature inspection device.

Background

In recent years, with the rapid development of molecular biology technology, the application of metal baths is more and more extensive, the requirements on the temperature accuracy and reliability of the metal baths are higher and higher, and the temperature control accuracy of the metal baths directly influences the quality of preserved samples and the test accuracy.

The calibration of the domestic temperature field for the metal bath lacks a reliable standard device, the commonly adopted calibration mode is to use a single probe to detect the temperature of a single hole of the metal bath in an open state, but the ambient temperature in the open state can cause the heat dissipation of the temperature of the metal bath, the measured data is inaccurate, and secondly, as the metal bath has various modules, the difference of the hole number, the hole diameter, the size and the like is large, a specific calibration device is required to detect the temperature field of different metal bath holes.

Part of detection can select to add water or silicon oil into an open metal bath reaction hole, and then a single temperature sensor is adopted to detect the temperature of the water or the silicon oil. The method has accurate measurement under the reaction temperature condition which is closer to the room temperature. At reaction temperatures differing greatly from room temperature, for example 90 ℃, the influence of heat loss still exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects and provide the metal bath temperature inspection device, the sponge plugs with different specifications are sleeved on the protective tube outside the probe, the same probe can be matched with metal bath reaction holes with different specifications, the production and management cost of the probe can be saved, the sponge plug also plays a role in sealing, and the accuracy of temperature measurement in a sealed environment is guaranteed; the probe unit is provided with the probe capable of elastically stretching, namely the upper part of the probe is provided with the spring, so that the temperature measuring end of the probe can be directly contacted with the bottom of the metal bath reaction hole, and the measured temperature is accurate. Therefore, the device can ensure the accuracy of temperature measurement and save the cost.

The specific technical scheme provided by the utility model is as follows:

a metal bath temperature inspection device comprises an inspection instrument and a probe unit, wherein the probe unit comprises an elastically telescopic probe, a protection tube and a sponge plug, the protection tube is sleeved outside the probe in a clearance mode, and the sponge plug is sleeved on the outer wall of the protection tube; the sponge plug is provided with a plurality of specifications to be respectively matched and sealed with different metal bath reaction holes.

Preferably, the upper end of the probe is further sleeved with a spring, one end of the spring is fixedly connected to the probe, and the other end of the spring is fixedly connected to the protection tube, so that the probe can move back and forth relative to the protection tube under the action of force.

Furthermore, the lower extreme of probe is equipped with the temperature measurement end, the temperature measurement end bottom is equipped with the conical surface.

Preferably, the sponge plug is a cone with a through hole in the middle, and the lower end of the cone is a small end.

Further, the sponge plug is matched with the inner diameter of the metal bath reaction hole in specification, so that when the probe unit is inserted into the metal bath reaction hole, the sponge plug is fixed on the wall of the metal bath reaction hole and seals the upper end of the metal bath reaction hole.

Further, a distance H is arranged between the temperature measuring end of the probe unit and the bottom of the metal bath reaction hole, so that when the top of the probe is pressed, the temperature measuring end can touch the bottom of the metal bath reaction hole.

Further, the distance H is 0-3 mm.

Preferably, the patrol and examine appearance and be equipped with controlling means, controlling means is equipped with the interface channel, the interface channel includes a plurality of.

Furthermore, each connecting channel is connected with one probe through a plug and a connecting wire respectively so as to control the inspection of the metal bath temperature.

Preferably, the control device is connected with a computer, and the computer can control the start, the close and the collection of the temperature interval time of the routing inspection process according to a preset program, display the collected result in real time and store the display data.

It should be noted that: the designed conical sponge plugs are different aiming at the metal bath reaction holes with different inner diameters, but the probes are the same, so that when the probe sleeved with the sponge plug is inserted into the metal bath reaction hole, the top end of the probe is pressed, and the temperature measuring end can touch the bottom of the metal bath reaction hole.

The beneficial effects are that:

the utility model provides a metal bath temperature inspection device, wherein sponge plugs with different specifications are sleeved on a protection tube outside a probe, and the same probe can be matched with metal bath reaction holes with different specifications, so that the production and management cost of the probe can be saved, the sponge plugs can play a role in sealing, and the accuracy of temperature measurement in a sealed environment is guaranteed; the probe unit is provided with the probe capable of elastically stretching, namely the upper part of the probe is provided with the spring, so that the temperature measuring end of the probe can be directly contacted with the bottom of the metal bath reaction hole, and the measured temperature is accurate. Therefore, the device can ensure the accuracy of temperature measurement and save the cost.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.

In the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Wherein:

1-a spring;

2-sponge plug; 21-a first sponge plug; 22-a second sponge plug; 23-a third sponge plug;

3-a probe; 4-protecting the tube; 5-temperature measuring end;

6-metal bath reaction holes; 61-first metal bath reaction well; 62-second metal bath reaction well;

63-third metal bath reaction well;

7-a wire; 8-a patrol instrument; 9-a plug; 10-connecting the channels.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. The terms "first", "second", and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated; "plurality" means equal to or greater than two; the description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims. Referring to fig. 1, an embodiment of the present invention:

a metal bath temperature inspection device, comprising: a probe unit and a patrol instrument 8.

And the metal bath module is provided with metal bath reaction holes 6 with different specifications.

The probe unit comprises a probe 3, a protection tube 4 which is sleeved outside the probe 3 in a clearance manner, and a sponge plug 2 which is sleeved on the outer wall of the protection tube 4; the sponge plug 2 is provided with a plurality of specifications to match and seal different metal bath reaction holes 6 respectively. The sponge plug 2 is fastened on the protection tube 4 and is easy to replace.

The specification of the sponge plug 2 is matched with the inner diameter of the metal bath reaction hole 6, and as shown in fig. 1, a first metal bath reaction hole 61 with the hole diameter of D1 is matched with a first sponge plug 21; the second metal bath reaction hole 62 with the hole diameter D2 is matched with the second sponge plug 22; the third metal bath reaction hole 63 with a hole diameter D3 matches the third sponge plug 23.

Taking one specification as an example: first sponge stopper 21 is the middle cone that is equipped with the through-hole, the lower extreme of cone is the microcephaly end to insert smoothly in first metal bath reaction hole 61, work as the probe unit inserts when in the first metal bath reaction hole 61, first sponge stopper 21 is fixed on the inner wall of first metal bath reaction hole 61 and with the upper end of first metal bath reaction hole 61 is sealed, plays sealing device's effect.

The upper end of the probe 3 is further sleeved with a spring 1, one end of the spring 1 is fixedly connected to the probe 3, the other end of the spring 1 is fixedly connected to the protection tube 4, the probe 3 is opposite to the protection tube 4 to move in a reciprocating mode under the action of force, so that the temperature measuring end 5 can touch the bottom of the first metal bath reaction hole 61, and the temperature can be accurately measured.

The lower end of the probe 3 is provided with a temperature measuring end 5, and the bottom of the temperature measuring end 5 is provided with a conical surface so as to meet the contact with the bottoms of the metal bath reaction holes with different shapes.

The temperature measuring end 5 of the probe unit is arranged at a distance H from the bottom of the metal bath reaction hole, so that when the top of the probe is pressed, the temperature measuring end 5 can touch the bottom of the metal bath reaction hole, and the distance H is set to be 0-3 mm.

Preferably, the internal patrol instrument 8 is provided with a control device, the control device is provided with 16 connecting channels 10 connected with the probes 3, and the connecting channels 10 can detect the temperature of the 16 metal bath reaction holes 6 simultaneously.

Each connecting channel 10 is respectively connected with one probe 3 through a plug 9 and a lead 7 so as to control the inspection of the metal bath temperature.

Preferably, the control device is connected with a computer (not shown), and the computer can control the start, the close and the collection of the temperature interval time of the routing inspection process according to a preset program, display the collected result in real time and store the display data.

It should be noted that: the designed conical sponge plugs 2 are different aiming at the metal bath reaction holes 6 with different inner diameters, but the probes are the same, so that when the probe sleeved with the sponge plug 2 is inserted into the metal bath reaction hole 6, the top ends of the probes are pressed, and the temperature measuring ends can reach the bottoms of the metal bath reaction holes 6.

The beneficial effects are that:

The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. The utility model provides a metal bath temperature inspection device, includes the appearance of patrolling and examining, its characterized in that: the probe unit comprises an elastically telescopic probe, a protection tube sleeved outside the probe in a clearance manner, and a sponge plug sleeved on the outer wall of the protection tube; the sponge plug is provided with a plurality of specifications to be respectively matched and sealed with metal bath reaction holes of different specifications.

2. The metal bath temperature inspection device according to claim 1, wherein a spring is further sleeved at the upper end of the probe, one end of the spring is fixedly connected to the probe, and the other end of the spring is fixedly connected to the protection tube, so that the probe reciprocates relative to the protection tube under the action of an applied force.

3. The metal bath temperature inspection device according to claim 2, wherein the lower end of the probe is provided with a temperature measuring end, and the bottom of the temperature measuring end is provided with a conical surface.

4. The metal bath temperature inspection device according to claim 1, wherein the sponge plug is a cone with a through hole in the middle, and the lower end of the cone is a small end.

5. The metal bath temperature inspection device according to claim 4, wherein the sponge plug is sized to match an inner diameter of the metal bath reaction hole such that when the probe unit is inserted into the metal bath reaction hole, the sponge plug is secured to the metal bath reaction hole wall and seals an upper end of the metal bath reaction hole.

6. The metal bath temperature inspection device according to claim 3, wherein the temperature measurement end of the probe unit is spaced apart from the bottom of the metal bath reaction hole by a distance H such that the temperature measurement end can reach the bottom of the metal bath reaction hole when the top of the probe is pressed.

7. The metal bath temperature inspection device according to claim 6, wherein the spacing H is 0-3 mm.

8. The metal bath temperature inspection device according to claim 1, wherein the inspection instrument is provided with a control device, the control device is provided with a plurality of connecting channels.

9. The metal bath temperature inspection device according to claim 8, wherein each of the connection channels is connected with one of the probes through a plug and a connection line, respectively, to control inspection of the metal bath temperature.

10. The metal bath temperature inspection device according to claim 8, wherein the control device is connected with a computer, the computer can control the start, the shut-off and the collection of the temperature interval time of the inspection process according to a preset program, display the collected result in real time and store the displayed data.