CN113865730A

CN113865730A - Additional heat protector of thermometer

Info

Publication number: CN113865730A
Application number: CN202111121275.7A
Authority: CN
Inventors: 冯梓怡
Original assignee: Hudong Heavy Machinery Co Ltd
Current assignee: Hudong Heavy Machinery Co Ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2021-12-31

Abstract

The invention discloses an additional heat protection device of a thermometer, which relates to the technical field of heat protection devices and comprises a temperature dial, wherein a pointer is arranged in the temperature dial, a fixed pipe is fixedly sleeved at the bottom of the temperature dial, a handle is fixedly sleeved outside the fixed pipe, a heat conduction pipe is movably sleeved outside the fixed pipe, a limiting pipe positioned below the heat conduction pipe is sleeved on the external thread of the fixed pipe, and a threaded sleeve is fixedly sleeved at the bottom of the fixed pipe. This additional heat protector of thermometer uses through the cooperation of fin and heat pipe for the additional heat protector of this thermometer can cup joint the fin in the below of handle through the heat pipe, because the strong heat conductivity of fin and heat pipe, the heat that the heat source passes through the fixed tube surface is diffused to the surrounding environment by the fin rapidly, thereby avoids the temperature dial plate to be heated and produces the error.

Description

Additional heat protector of thermometer

Technical Field

The invention relates to the technical field of thermal protection devices, in particular to an additional thermal protection device of a thermometer.

Background

A plurality of thermometers are installed on a marine engine, a high-temperature part needs the thermometers to measure in real time in the running process of the marine engine, a probe top end sensor of the thermometers stretches into a high-temperature object in the measuring process, a probe shell is directly contacted with the high-temperature object, partial heat is directly conducted to a gauge outfit through the shell, and the gauge outfit is heated to cause errors.

Secondly, because the engine space is limited, can't accomplish ideal requirement with probe length, often the gauge outfit is too close to high temperature object distance, and then leads to a large amount of thermal radiation direct action gauge outfit of high temperature object, further influences the accuracy of thermometer.

Moreover, the thermometer head is subjected to the influence of heat conduction and heat radiation for a long time, so that the accuracy of the thermometer is influenced, and the service life of the thermometer is greatly reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an additional heat protection device of a thermometer, which solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an additional heat protector of thermometer, includes the temperature dial plate, the inside of temperature dial plate is provided with the pointer, and the fixed cover in bottom of temperature dial plate is equipped with fixed pipe, the fixed cover in outside of fixed pipe is equipped with the handle, and the outside movable sleeve of fixed pipe is equipped with the heat pipe, the outside screw thread of fixed pipe has cup jointed the spacing pipe that is located the heat pipe below, and the fixed cover in bottom of fixed pipe is equipped with the screw thread sleeve pipe, the screw thread sheathed tube outside screw thread has cup jointed the screw thread control pipe, the fixed cover in end of screw thread control pipe is equipped with fixed joint, fixed joint's bottom is provided with the detecting head.

Furthermore, the interior of the thread adjusting pipe is hollow, and the length value of the thread adjusting pipe is smaller than that of the thread sleeve.

Furthermore, a connecting wire is fixedly connected between the detecting head and the temperature dial plate, and the connecting wire is wound inside the threaded sleeve and the threaded adjusting pipe.

Furthermore, the heat conducting pipe is fixedly sleeved with uniformly distributed radiating fins outside, and the radiating fins extend to the outer side of the fixing pipe.

Further, heat pipe and fin all adopt the metal to make, and the inner wall of heat pipe and the outside laminating of fixed pipe.

Furthermore, the fixed cover in outside of spacing pipe is equipped with the heat radiation baffle, and the top of spacing pipe seted up with heat pipe assorted draw-in groove.

Further, the diameter value of heat radiation baffle is greater than the diameter value of fin, and the lower surface of heat radiation baffle possesses reflection of light characteristic.

Furthermore, the handle is made of hard rubber, and anti-skid grains are arranged outside the handle, the limiting pipe and the fixed joint.

The invention provides an additional heat protection device of a thermometer, which has the following beneficial effects:

1. this additional heat protector of thermometer uses through the cooperation of fin and heat pipe for the additional heat protector of this thermometer can cup joint the fin in the below of handle through the heat pipe, because the strong heat conductivity of fin and heat pipe, the heat that the heat source passes through the fixed tube surface is diffused to the surrounding environment by the fin rapidly, thereby avoids the temperature dial plate to be heated and produces the error.

2. This additional heat protector of thermometer, cooperation through spacing pipe and heat radiation baffle and fixed pipe is used, make the additional heat protector of this thermometer cup joint fin and heat pipe in the below back of handle, the staff can cup joint spacing pipe in the below of heat pipe, and it is rotatory, through the outside screw thread of fixed pipe die spacing pipe and heat radiation baffle lock, the draw-in groove that until spacing nose portion docks with the bottom of heat pipe, thereby the characteristic of thermal-insulated and the reflection of light of heat radiation baffle, with the effectual below that blocks of heat radiation of heat source, the while is supplementary fixed of fin and heat pipe.

3. This additional heat protector of thermometer, use through the cooperation of threaded sleeve pipe and screw thread control tube and fixed joint and detecting head, make the additional heat protector of this thermometer carry out the temperature in cooperation temperature dial plate and detect time measuring, the staff can rotate the fixed joint and drive screw thread control tube and detecting head motion, then through the screw thread between screw thread control tube and the threaded sleeve pipe, change the terminal position of screw thread control tube, then drive the position of detecting head and change, thereby make the additional heat protector of this thermometer can adjust the detection range of detecting head, thereby promote the detection range of temperature dial plate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the assembled structure of the present invention;

FIG. 3 is a schematic view of the construction of the limiting tube and the heat radiation baffle of the present invention;

FIG. 4 is a schematic view of the structure of the heat sink and the heat pipe of the present invention;

FIG. 5 is a schematic structural view of a stationary pipe and a threaded sleeve of the present invention;

FIG. 6 is a schematic view of the exterior of the threaded adjustment tube of the present invention.

In the figure: 1. a temperature dial; 2. a pointer; 3. a grip; 4. a heat sink; 5. a heat conducting pipe; 6. a threaded bushing; 7. a threaded adjustment tube; 8. fixing the joint; 9. a probe head; 10. a connecting wire; 11. a limiting pipe; 12. a heat radiation baffle; 13. and fixing the tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: an additional heat protection device of a thermometer comprises a temperature dial 1, a pointer 2 is arranged in the temperature dial 1, a fixed pipe 13 is fixedly sleeved at the bottom of the temperature dial 1, a handle 3 is fixedly sleeved outside the fixed pipe 13, a heat conduction pipe 5 is movably sleeved outside the fixed pipe 13, radiating fins 4 which are uniformly distributed are fixedly sleeved outside the heat conduction pipe 5, the outer portions of the radiating fins 4 extend to the outer side of the fixed pipe 13, in the measurement process, a heat source can be rapidly diffused to the surrounding environment by the radiating fins 4 and the heat conduction pipe 5 through the heat on the surface of the fixed pipe 13, so that errors caused by heating of the temperature dial 1 are avoided, the heat conduction pipe 5 and the radiating fins 4 are both made of metal, the inner wall of the heat conduction pipe 5 is attached to the outer portion of the fixed pipe 13, the radiating fins 4 and the heat conduction pipe 5 are mainly used for assisting in the heat dissipation in the measurement process, and the influence of the external heat on the temperature dial 1 is reduced, therefore, the heat conduction pipes 5 and the heat dissipation fins 4 need to be made of metal to ensure their heat conduction performance, and at the same time, the inner walls of the heat conduction pipes 5 need to be attached to the outside of the fixing pipe 13 to ensure that heat can be conducted into the heat conduction pipes 5 and the heat dissipation fins 4 in the process of passing through the fixing pipe 13.

Referring to fig. 2 to 4, the external thread of the fixing tube 13 is sleeved with a limiting tube 11 located below the heat conducting tube 5, the bottom of the fixing tube 13 is fixedly sleeved with a threaded sleeve 6, the external part of the limiting tube 11 is fixedly sleeved with a heat radiation baffle 12, the top of the limiting tube 11 is provided with a slot matched with the heat conducting tube 5, when the heat sink 4, the heat conducting tube 5, the limiting tube 11 and the heat radiation baffle 12 are installed, a worker can sleeve the heat sink 4 and the heat conducting tube 5 below the handle 3, sleeve the limiting tube 11 and the heat radiation baffle 12 below the heat conducting tube 5, rotate the limiting tube 11, push the limiting tube 11 to move outside the fixing tube 13 through the thread between the limiting tube 11 and the fixing tube 13 until the slot at the top of the limiting tube 11 is abutted against the bottom of the heat conducting tube 5, at this time, the limiting tube 11 and the heat radiation baffle 12 can lock the heat sink 4 and the heat conducting tube 5, supplementary fin 4 and heat pipe 5 fixed, the diameter value of heat radiation baffle 12 is greater than the diameter value of fin 4, and the lower surface of heat radiation baffle 12 possesses reflection of light characteristic, heat radiation baffle 12 has mainly played the effect of separation heat radiation, consequently the lower surface of heat radiation baffle 12 possesses reflection of light characteristic, influence in order to reduce the heat dissipation of heat radiation to fin 4 and heat pipe 5 simultaneously, so the diameter value of heat radiation baffle 12 needs to be greater than the diameter value of fin 4.

Referring to fig. 5 to 6, a thread adjusting tube 7 is sleeved on an external thread of a thread sleeve 6, a fixed joint 8 is fixedly sleeved at the tail end of the thread adjusting tube 7, a detecting head 9 is arranged at the bottom of the fixed joint 8, the thread adjusting tube 7 is hollow, the length of the thread adjusting tube 7 is smaller than that of the thread sleeve 6, the thread sleeve 6 and the thread adjusting tube 7 are mainly used for adjusting the position of the detecting head 9, the position of the detecting head 9 can be changed by changing the length of the thread adjusting tube 7 exposed out of the thread sleeve 6, so as to meet the use requirements under different conditions, in order to ensure the adjusting range of the thread adjusting tube 7, the length of the thread adjusting tube 7 needs to be smaller than that of the thread sleeve 6, the thread adjusting tube 7 is hollow inside so as to facilitate the installation of other structures, and a connecting wire 10 is fixedly connected between the detecting head 9 and the temperature dial 1, the connecting wire 10 is coiled inside the threaded sleeve 6 and the threaded adjusting pipe 7, the detecting head 9 can detect the temperature emitted by the heat source, the detected data is input into the temperature dial 1 through the connecting wire 10, then the measured data is displayed through the pointer 2 outside the temperature dial 1, the position between the threaded sleeve 6 and the threaded adjusting pipe 7 can be adjusted, so the connecting wire 10 needs to have a certain length value and is coiled inside the threaded sleeve 6 and the threaded adjusting pipe 7, the grip 3 is made of hard rubber, the grip 3, the limiting pipe 11 and the fixed joint 8 are provided with anti-skid grains on the outside, the anti-skid grains on the outside of the limiting pipe 11 and the fixed joint 8 can be convenient for a worker to rotate the grip 3, the anti-skid grains on the outside of the grip 3 can be matched with the hard rubber material of the grip, and the friction force between the grip 3 and the hand of the worker is further enhanced, the device is convenient for the staff to hold.

To sum up, the additional heat protection device of the thermometer is characterized in that when in use, the heat conducting pipe 5 and the heat radiating fin 4 are taken out, the heat radiating fin 4 is sleeved below the handle 3 through the heat conducting pipe 5, the limiting pipe 11 and the heat radiating baffle 12 are taken out, the limiting pipe 11 is sleeved below the heat conducting pipe 5, the limiting pipe 11 is rotated, the limiting pipe 11 is pushed to move outside the fixing pipe 13 through the screw thread between the limiting pipe 11 and the fixing pipe 13 until the clamping groove at the top of the limiting pipe 11 is butted with the bottom of the heat conducting pipe 5, the heat radiating fin 4 and the heat conducting pipe 5 are locked by the limiting pipe 11 and the heat radiating baffle 12, the screw thread adjusting pipe 7 and the detecting head 9 are driven to move by rotating the fixing joint 8, the position of the tail end of the screw thread adjusting pipe 7 is changed through the screw thread between the screw thread adjusting pipe 7 and the screw thread sleeve 6, then the position of the detecting head 9 is driven to change until the length of the screw thread adjusting pipe 7 outside the screw thread sleeve 6 meets the working requirement, grip 3 grips and is close to the heat source with the device is whole, detect the heat source temperature through detecting head 9, detecting head 9 carries the data that detect to temperature dial plate 1 through connecting wire 10, temperature dial plate 1 shows measured data through pointer 2, and simultaneously, the thermal radiation separation of heat source is thermal-insulated and the characteristic of reflection of light through thermal radiation baffle 12, reduce the influence of the 1 outside thermal radiation of temperature dial plate, the heat source is rapidly diffused to the surrounding environment by fin 4 through the heat on fixed pipe 13 surface, avoid temperature dial plate 1 to be heated and produce the error, accomplish the assembly and the use of the additional thermal protection device of whole thermometer, can.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An additional thermal protection device of a thermometer, comprising a temperature dial (1), characterized in that: the inside of temperature dial plate (1) is provided with pointer (2), and the fixed cover in bottom of temperature dial plate (1) is equipped with fixed pipe (13), the fixed cover in outside of fixed pipe (13) is equipped with handle (3), and the outside movable sleeve of fixed pipe (13) is equipped with heat pipe (5), the outside screw thread of fixed pipe (13) has cup jointed spacing pipe (11) that are located heat pipe (5) below, and the fixed cover in bottom of fixed pipe (13) is equipped with screw thread sleeve pipe (6), the outside screw thread of screw thread sleeve pipe (6) has cup jointed screw thread control pipe (7), the terminal fixed cover of screw thread control pipe (7) is equipped with fixed joint (8), the bottom of fixed joint (8) is provided with detecting head (9).

2. An additional thermal protector for a thermometer according to claim 1, characterized in that: the interior of the thread adjusting pipe (7) is hollow, and the length value of the thread adjusting pipe (7) is smaller than that of the thread sleeve (6).

3. An additional thermal protector for a thermometer according to claim 2, characterized in that: the temperature measuring device is characterized in that a connecting wire (10) is fixedly connected between the detecting head (9) and the temperature dial plate (1), and the connecting wire (10) is wound inside the threaded sleeve (6) and the threaded adjusting pipe (7).

4. An additional thermal protector for a thermometer according to claim 1, characterized in that: the heat pipe (5) is fixedly sleeved with uniformly distributed radiating fins (4), and the radiating fins (4) extend to the outer side of the fixed pipe (13).

5. An additional thermal protector for a thermometer according to claim 4, characterized in that: the heat conduction pipe (5) and the radiating fins (4) are both made of metal, and the inner wall of the heat conduction pipe (5) is attached to the outer portion of the fixing pipe (13).

6. An additional thermal protector for a thermometer according to claim 1, characterized in that: the fixed cover in outside of spacing pipe (11) is equipped with heat radiation baffle (12), and the top of spacing pipe (11) is seted up with heat pipe (5) assorted draw-in groove.

7. An additional thermal protection device for a thermometer according to claim 4 or 6, characterized in that: the diameter value of heat radiation baffle (12) is greater than the diameter value of fin (4), and the lower surface of heat radiation baffle (12) possesses reflection of light characteristic.

8. An additional thermal protector for a thermometer according to claim 1, characterized in that: the handle (3) is made of hard rubber, and anti-skid grains are arranged outside the handle (3), the limiting pipe (11) and the fixed joint (8).