CN212368332U - Multi-section temperature measuring device in hole - Google Patents

Abstract

The utility model belongs to the technical field of electronic flue-cured tobacco, in particular to an in-hole multi-section temperature measuring device, which comprises a bracket, a plurality of heat insulation rings matched with the bracket and arranged along the length direction of the bracket, heat conduction rings arranged between adjacent heat insulation rings and a temperature sensor matched with the heat conduction rings; the outer diameter of the heat conduction rings is larger than that of the heat insulation rings, and each heat conduction ring is matched with the corresponding heating section. With this structural design, stable in structure is reliable, and convenient operation is swift, when carrying out the temperature measurement to the heating pipe, only need insert the pipe hole of the heating pipe that awaits measuring with above-mentioned downthehole multistage temperature measuring device to make heat conduction ring and each heating section laminating, can reach convenient and fast and acquire the temperature of each heating section through setting up the temperature sensor on each heat conduction ring.

Description

Multi-section temperature measuring device in hole

Technical Field

The utility model relates to an electron flue-cured tobacco technical field especially relates to an downthehole multistage temperature measuring device.

Background

In the heating pipe for electronic flue-cured tobacco in the prior art, a plurality of heating sections are arranged along the length direction of the pipe wall, and the periphery of the heating pipe is sleeved with a heat-insulating layer, so that the temperature of each heating section can be detected only from the cavity of the heating pipe; because lack the temperature measuring device to less pipe diameter, therefore can't accurate temperature of acquireing each heating section.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an downthehole multistage temperature measuring device, this downthehole multistage temperature measuring device stable in structure is reliable, the operation of being convenient for, each heating section temperature in acquireing the heating tube that can be convenient.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multi-section temperature measuring device in a hole comprises a support, a plurality of heat insulation rings, heat conduction rings and temperature sensors, wherein the heat insulation rings are matched with the support and are arranged along the length direction of the support; the outer diameter of the heat conduction rings is larger than that of the heat insulation rings, and each heat conduction ring is matched with the corresponding heating section.

The support comprises a supporting section and a containing section, wherein the supporting section is used for erecting the heat insulation ring and the heat conduction ring, the containing section extends out of one end of the supporting section, a plurality of wires are arranged in the containing section, and the wires are respectively electrically connected with the plurality of temperature sensors.

The support comprises a plurality of support rods which are uniformly distributed in the circumferential direction and a protection piece which is used for a plurality of support rods and meets with the same end.

And one ends of the support rods, which are far away from the protection piece, are bent to form the accommodating sections.

Wherein, accomodate the section cover and be equipped with many of being convenient for the spring housing that the bracing piece was gathered together.

The end faces of the heat insulation ring and the heat conduction ring are circumferentially provided with through holes matched with the supporting rods in a penetrating mode.

The inner wall of the heat conduction ring is radially provided with an accommodating groove, and the accommodating groove is communicated with an accommodating hole axially formed in the end face of the heat conduction ring.

Wherein, the accommodating groove and the accommodating hole form an installation position for accommodating the temperature sensor.

The inner holes of the heat insulation rings and the heat conduction rings form wire passing holes for the wires to penetrate through.

The hole wall of the tested body is provided with a plurality of heating areas along the length direction, and the plurality of heat conduction rings are in contact with the corresponding plurality of heating areas.

The beneficial effects of the utility model reside in that: the utility model discloses an in-hole multi-section temperature measuring device, which comprises a bracket, a plurality of heat insulation rings matched with the bracket and arranged along the length direction of the bracket, heat conduction rings arranged between adjacent heat insulation rings, and a temperature sensor matched with the heat conduction rings; the outer diameter of the heat conduction rings is larger than that of the heat insulation rings, and each heat conduction ring is matched with the corresponding heating section. With this structural design, stable in structure is reliable, and convenient operation is swift, when carrying out the temperature measurement to the heating pipe, only need insert the pipe hole of the heating pipe that awaits measuring with above-mentioned downthehole multistage temperature measuring device to make heat conduction ring and each heating section laminating, can reach convenient and fast and acquire the temperature of each heating section through setting up the temperature sensor on each heat conduction ring.

Drawings

Figure 1 is an axonometric view of the multi-section temperature measuring device in the hole of the utility model.

Fig. 2 is an isometric view of the stent of fig. 1.

Fig. 3 is an isometric view of fig. 1 with the heat shield ring removed.

Fig. 4 is an isometric view of the thermally conductive ring of fig. 1.

Fig. 5 is an isometric view of the septa heat ring of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1 to 5, the present embodiment discloses an in-hole multi-stage temperature measuring device, which includes a support 10, a plurality of heat insulation rings 20 engaged with the support 10 and disposed along a length direction of the support 10, heat conduction rings 30 disposed between adjacent heat insulation rings 20, and a temperature sensor 40 engaged with the heat conduction rings 30; the outer diameter of the heat-conducting rings 30 is larger than that of the heat-insulating rings 20, and each heat-conducting ring 30 is matched with a corresponding heating section. Preferably, the hole wall of the tested object in this embodiment is provided with a plurality of heat generating areas along the length direction, and the plurality of heat conducting rings 30 are in contact with the corresponding plurality of heat generating areas. In this embodiment, the tested body is described by taking a heating tube of electronic flue-cured tobacco as an example, and a plurality of heating sections for forming a plurality of heating areas are axially and alternately distributed on the inner wall of a tube hole of the heating tube.

Adopt above-mentioned structural design's downthehole multistage temperature measuring device, when carrying out the temperature test to each heating section in the hole, only need insert the heating hole of examination of awaiting measuring with above-mentioned downthehole multistage temperature measuring device in, make respectively heat conduction ring 30 and the laminating of the heating section that corresponds can reach the temperature of obtaining each heating section through setting up in the temperature sensor 40 convenient and fast on corresponding heat conduction ring 30.

Specifically, the bracket 10 in this embodiment includes a supporting section 110 for erecting the heat insulating rings 20 and the heat conducting rings 30, and a receiving section 120 extending from one end of the supporting section 110, preferably, a temperature sensor 40 is disposed on an inner wall of each heat conducting ring 30 in this embodiment, and wires electrically connected to the temperature sensor 40 are led out from a wire passing hole formed by inner holes of the heat insulating rings 20 and the heat conducting rings 30 and are gathered together through the receiving section 120, so that the wires are easier to receive and are convenient to connect to external equipment.

More specifically, the support 10 in the present embodiment preferably includes a plurality of support rods 130 uniformly distributed in the circumferential direction, and a protection member 140 for meeting the same end of the plurality of support rods 130. Protection piece 140 is spherical setting, and the one end that accomodates section 120 is kept away from to many spinal branch vaulting poles 130 all assembles to protection piece 140 in to this plays better effect of drawing in to the end that exposes of many spinal branch vaulting poles 130, prevents when inserting the tube hole of heating pipe, causes the damage to the device in the heating pipe, simultaneously, also makes to insert and become more smooth and easy.

Furthermore, in the present embodiment, one end of each of the plurality of support rods 130, which is far away from the protection member 140, is bent to form the accommodating section 120, and in order to make the plurality of support rods 130 of the accommodating section 120 better gather together, the accommodating section 120 of the bracket 10 is further sleeved with a spring sleeve 50, where an outer diameter of the spring sleeve 50 is smaller than an outer diameter of the heat conduction ring 30.

Preferably, in the embodiment, through holes 201 and 301 matching with the support rods 130 are formed in the end surfaces of the heat insulating ring 20 and the heat conducting ring 30 in a circumferential direction in a penetrating manner, the through holes 201 and 301 between the adjacent heat conducting ring 30 and the heat insulating ring 20 are coaxially arranged in a penetrating manner, the plurality of support rods 130 penetrate through a plurality of channels formed by the plurality of through holes 201 and 301, and then the adjacent heat conducting ring 30 and the heat insulating ring 20 are arranged in a superposed manner. Preferably, the height of the heat insulation ring 20 between the two heat conduction rings 30 in the present embodiment can be adjusted and replaced according to the height of the heating section, so as to be better suitable for temperature measurement of different heating sections in the same bore. In addition, the heat-conducting ring 30 in this embodiment is preferably a copper sleeve with a high thermal conductivity, and the heat-insulating ring 20 may be integrally formed by using glass fiber or asbestos material, so as to achieve a good heat-insulating property and avoid heat transfer between adjacent heat-conducting rings 30.

Preferably, in order to facilitate the installation and fixation of the temperature sensor 40, the inner wall of the heat conduction ring 30 is provided with a receiving groove 302 in a radial direction, and the receiving groove 302 is communicated with a receiving hole 303 axially opened in an end surface of the heat conduction ring 30, so that the receiving groove 302 and the receiving hole 303 constitute an installation position for receiving the temperature sensor 40. The temperature sensor 40 that the setting of bending is placed in above-mentioned installation position back, receives the restriction in the curved hole that accomodates groove 302 and accomodate the hole 303 and constitute, is difficult for receiving the drawing of wire to break away from the installation position, in addition, owing to accomodate the hole 303 axial and set up in the terminal surface of heat conduction ring 30 for set up the temperature sensor 40 that accomodates in the hole 303 and more be close to the outer peripheral face of heat conduction ring 30, consequently make temperature sensor 40 be heated more fully, the temperature measurement is more accurate.

More preferably, in order to reduce the temperature measurement error, the plurality of temperature sensors 40 in the present embodiment are distributed along the circumferential direction of the multi-stage temperature measuring device in the hole when mounted, that is, the plurality of temperature sensors 40 are distributed at equal angles between the projections on the same plane. Therefore, the temperature of each heating section is obtained from a plurality of different temperature measuring positions, and the temperature condition in the heating pipe is better obtained.

Adopt above-mentioned structural design's downthehole multistage temperature measuring device, simple structure, with low costs, easily processing, assembly, the temperature that can convenient and fast acquiree each heating section.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. The multi-section temperature measuring device in the hole is characterized by comprising a support, a plurality of heat insulation rings, heat conduction rings and a temperature sensor, wherein the heat insulation rings are matched with the support and are arranged along the length direction of the support; the outer diameter of the heat conduction rings is larger than that of the heat insulation rings, and each heat conduction ring is matched with the corresponding heating section.

2. The multi-stage downhole temperature measuring device of claim 1, wherein the frame comprises a supporting section for mounting the heat insulating ring and the heat conducting ring, and a receiving section extending from an end of the supporting section, wherein a plurality of wires are disposed in the receiving section, and the plurality of wires are electrically connected to the plurality of temperature sensors, respectively.

3. The multi-segment temperature measuring device for the inside of a hole of claim 2, wherein the support comprises a plurality of support rods uniformly distributed in the circumferential direction and a protection member for meeting the same end of the plurality of support rods.

4. The multi-segment temperature measuring device for the hole as claimed in claim 3, wherein the ends of the supporting rods away from the protecting member are bent to form the receiving segment.

5. The multi-section temperature measuring device in a hole as claimed in claim 3, wherein the accommodating section is sleeved with a spring sleeve for gathering the support rods.

6. The multi-stage temperature measuring device for holes of claim 3, wherein the heat insulating ring and the heat conducting ring have through holes formed on their end surfaces for engaging with the supporting rods.

7. The multi-segment temperature measuring device inside a hole of claim 1, wherein the inner wall of the heat-conducting ring is radially provided with a receiving groove, and the receiving groove is communicated with a receiving hole axially formed on the end surface of the heat-conducting ring.

8. The multi-sectional temperature measuring device inside a hole of claim 7, wherein said receiving groove and said receiving hole form a mounting location for receiving said temperature sensor.

9. The multi-segment temperature measuring device in a hole of claim 2, wherein the inner holes of the heat insulating rings and the heat conducting rings form a wire passing hole for passing a plurality of wires.

10. The multi-stage temperature measuring device in a hole according to claim 1, wherein the hole wall of the tested body is provided with a plurality of heating areas along the length direction, and a plurality of the heat-conducting rings are in contact with a plurality of the corresponding heating areas.

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