CN219981364U

CN219981364U - Dustproof mechanism and thermal instrument protective shell

Info

Publication number: CN219981364U
Application number: CN202320486083.4U
Authority: CN
Inventors: 江濛; 江连国; 韩青云; 马玉柱; 沈瀛舟; 赵江宏; 王培清; 朱广睿
Original assignee: Xilingol Thermal Power Co Ltd
Current assignee: Xilingol Thermal Power Co Ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-11-07
Anticipated expiration: 2033-03-14

Abstract

The utility model relates to the technical field of thermal engineering, in particular to a dustproof mechanism and a thermal instrument protective shell, wherein the dustproof mechanism comprises a cleaning assembly, and the cleaning assembly comprises a sliding piece and a cleaning piece arranged on one side of the sliding piece; the dust prevention component comprises a positioning piece and a dust prevention piece in sliding fit with the positioning piece, the sliding piece comprises a first sliding groove and a first sliding block, the first sliding groove is formed in the side face of the sliding piece, the first sliding block is in sliding connection with the first sliding groove, the first sliding block comprises a first groove and a first spring, the first groove is formed in the side face of the first sliding block, one end of the first spring is arranged on the inner side of the first groove, the cleaning piece comprises a connecting rod and a cleaning brush, the dust prevention piece can achieve a good dust prevention effect on a thermal instrument, and dust is prevented from entering the thermal instrument from a radiating hole of the thermal instrument as much as possible.

Description

Dustproof mechanism and thermal instrument protective shell

Technical Field

The utility model relates to the technical field of thermal engineering, in particular to a dustproof mechanism and a thermal instrument protective shell.

Background

The thermodynamic instrument is an instrument which is commonly needed in the field of the thermodynamic engineering, mainly comprises an electromagnetic flowmeter, a thermodynamic signal calibrator and the like, and is widely applied to various power plants.

The existing thermal instrument has the following problems in the use process of a power plant;

1. some power plants use fossil fuel to generate power, and a large amount of dust can be generated in the process of generating power by combusting a large amount of fossil fuel, and the dust easily enters the thermal instrument from the thermal instrument radiating holes, so that the radiating efficiency of the thermal instrument is reduced, and even the thermal instrument is damaged.

2. The thermal instrument is generally fastened on the measuring instrument by bolts in the installation process, and workers are required to detach the bolts in the maintenance process, so that the operation process is complicated.

Disclosure of Invention

This section is intended to summarize some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments, which may be simplified or omitted in this section, as well as the description abstract and the title of the utility model, to avoid obscuring the objects of this section, description abstract and the title of the utility model, which is not intended to limit the scope of this utility model.

The present utility model has been made in view of the above and/or problems occurring in the prior art.

Therefore, the first technical problem to be solved by the utility model is that some power plants use fossil fuel to generate power, a large amount of dust can be generated in the process of generating power by combusting a large amount of fossil fuel, and the dust easily enters the thermal instrument from the thermal instrument radiating hole, so that the radiating efficiency of the thermal instrument is reduced, and even the thermal instrument is damaged.

In order to solve the technical problems, the utility model provides the following technical scheme: a dust-proof mechanism, comprising a cleaning assembly, wherein the cleaning assembly comprises a sliding piece and a cleaning piece arranged on one side of the sliding piece;

the dustproof assembly is connected with the cleaning assembly and comprises a positioning piece and a dustproof piece in sliding fit with the positioning piece.

As a preferable mode of the dust-proof mechanism of the present utility model, wherein: the sliding piece comprises a first sliding groove and a first sliding block, wherein the first sliding groove is arranged on the side face of the sliding piece, and the first sliding block is in sliding connection with the first sliding groove.

As a preferable mode of the dust-proof mechanism of the present utility model, wherein: the first sliding block comprises a first groove and a first spring, the first groove is arranged on the side face of the first sliding block, and one end of the first spring is arranged on the inner side of the first groove;

the cleaning piece comprises a connecting rod and a cleaning brush, the cleaning brush is arranged on the side face of the connecting rod, a protruding block is arranged at one end of the connecting rod and connected with the first spring, and the protruding block is symmetrically provided with two protruding blocks along the central line of the connecting rod.

As a preferable mode of the dust-proof mechanism of the present utility model, wherein: the positioning piece comprises a rectangular block, a vertical block and a slot, wherein the vertical block is arranged at the bottom of the rectangular block, and the slot is arranged in the rectangular block;

the dustproof piece comprises a cover body, a baffle, a plug rod and a first positioning hole, wherein the baffle is arranged on two sides of the cover body, the plug rod is arranged on the side face of the baffle, the first positioning hole is arranged at the bottom of the plug rod, and the plug rod is in sliding fit with the slot.

As a preferable mode of the dust-proof mechanism of the present utility model, wherein: the vertical block comprises a second groove, a third groove, a second spring and a pull rod, wherein the second groove is arranged in the vertical block and is communicated with the slot, the third groove is arranged at the bottom of the vertical block and is communicated with the third groove, and the bottom of the second spring is arranged at the inner side of the third groove.

As a preferable mode of the dust-proof mechanism of the present utility model, wherein: the pull rod comprises a circular plate and a first locating pin, the circular plate is arranged at the top of the pull rod, the circular plate is connected with the second spring, the first locating pin is arranged at the top of the circular plate, and the first locating pin is clamped and connected with the first locating hole.

As a preferable mode of the dust-proof mechanism of the present utility model, wherein: one side of the cover body is provided with a sealing strip.

The first beneficial effect of the utility model is as follows: can play better dustproof effect to thermal instrument through preventing grey subassembly, avoid dust to get into thermal instrument from thermal instrument's louvre as far as possible in, the clearance subassembly can be clean preventing grey subassembly, guarantees that thermal instrument can keep comparatively good thermal diffusivity.

Therefore, the second technical problem to be solved by the utility model is that the thermal instrument is generally fastened on the measuring instrument by bolts in the installation process, and workers are required to detach the bolts in the maintenance process, so that the operation process is complicated.

In order to solve the technical problems, the utility model provides the following technical scheme: the thermal instrument protective shell comprises a mounting assembly which is connected with an ash prevention assembly, wherein the mounting assembly comprises a fixing piece, a clamping piece and a shell;

the mounting comprises a second sliding groove, a second sliding block, a cavity, a clamping groove and a mounting plate, wherein the second sliding groove is formed in the top of the mounting plate, the second sliding block is in sliding fit with the second sliding groove, the cavity is formed in the mounting plate, the second sliding groove is communicated with the cavity, the clamping groove is formed in the top of the mounting plate, the clamping groove is communicated with the cavity, and the mounting plate is arranged on the side face of the mounting plate.

As a preferable scheme of the thermal instrument protective shell, the utility model comprises the following steps: the clamping piece comprises a positioning block and a second positioning hole, the positioning block is arranged at the bottom of the shell, the second positioning hole is arranged at one side of the positioning block, and the positioning block is in clamping connection with the clamping groove;

the second slider includes slide, third spring and second locating pin, the slide set up in the bottom of second slider, the one end of third spring set up in one side of slide, the second locating pin with the slide is connected, the second locating pin with the second locating hole block is connected.

As a preferable scheme of the thermal instrument protective shell, the utility model comprises the following steps: the mounting plate comprises a threaded hole and a fastening bolt, wherein the threaded hole is penetrated on the mounting plate, and the fastening bolt is in threaded fit with the threaded hole.

The second beneficial effect of the utility model is as follows: the device is simpler and more convenient to disassemble and maintain the thermal instrument, and has better practicability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is an overall schematic diagram of a protective housing for a thermal instrument provided by the utility model;

FIG. 2 is another overall schematic view of a thermal instrument protective housing according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a positioning member of a dust-proof mechanism according to the present utility model;

fig. 4 is an enlarged schematic view of a dust-proof mechanism H according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a first slider of a dust-proof mechanism according to the present utility model;

FIG. 6 is a schematic cross-sectional view of a thermal instrument protective housing fastener according to the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

In the following detailed description of the embodiments of the present utility model, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration only, and in which is shown by way of illustration only, and in which the scope of the utility model is not limited for ease of illustration. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1-3, the present embodiment provides an ash prevention component 200 of a dustproof mechanism, which can play a better role in dustproof for a thermal instrument, prevent dust from entering the thermal instrument from a heat dissipation hole as much as possible, and improve the heat dissipation efficiency of the thermal instrument, and includes a positioning member 201 and a dustproof member 202.

Specifically, the positioning member 201 includes a rectangular block 201a, a vertical block 201b, and a slot 201c, the vertical block 201b is disposed at the bottom of the rectangular block 201a, and the slot 201c is disposed in the rectangular block 201 a.

The dust-proof piece 202 comprises a cover 202a, a baffle 202b, a plug-in rod 202c and a first positioning hole 202d, wherein the baffle 202b is symmetrically arranged on two sides of the cover 202a along the center line of the cover 202a, the inner side of the cover 202a is fixedly connected with a dust-proof net, the plug-in rod 202c is arranged on the side face of the baffle 202b, the first positioning hole 202d is arranged at the bottom of the plug-in rod 202c, and the plug-in rod 202c is in sliding fit with the slot 201 c.

Further, the vertical block 201b includes a second groove 201b-1, a third groove 201b-2, a second spring 201b-3 and a pull rod 201b-4, the second groove 201b-1 is disposed in the vertical block 201b, the second groove 201b-1 is communicated with the slot 201c, the third groove 201b-2 is disposed at the bottom of the vertical block 201b, the second groove 201b-1 is communicated with the third groove 201b-2, and the bottom of the second spring 201b-3 is disposed at the inner side of the third groove 201 b-2.

The pull rod 201b-4 includes a circular plate 201b-4a and a first positioning pin 201b-4b, the circular plate 201b-4a is disposed at the top of the pull rod 201b-4, the bottom of the circular plate 201b-4a is fixedly connected with the top of the second spring 201b-3, the first positioning pin 201b-4b is disposed at the top of the circular plate 201b-4a, and the first positioning pin 201b-4b is engaged with the first positioning hole 202 d.

Preferably, a sealing strip 202f is arranged on one side of the cover 202a, and the sealing strip 202f can have a better sealing effect on the assembly connection position of the cover 202a, so that dust is prevented from penetrating into the cover 202a from the assembly connection position of the cover 202a as much as possible.

When the thermal instrument is used, a worker firstly pulls the pull rod 201b-4 downwards, the pull rod 201b-4 drives the second spring 201b-3 to compress, the circular plate 201b-4a drives the first positioning pin 201b-4b to enter the second groove 201b-1, the inserting rod 202c is inserted into the inserting groove 201c, the pull rod 201b-4 is loosened, the second spring 201b-3 is reset, and accordingly the first positioning pin 201b-4b and the first positioning hole 202d can be driven to be clamped, when a large amount of fossil fuel is combusted to generate electricity, the cover body 202a can be enabled to prevent dust from entering the thermal instrument from the heat dissipation hole of the thermal instrument, and heat dissipation efficiency of the thermal instrument is improved.

Example 2

Referring to fig. 1, 4 and 5, in a second embodiment of the utility model, based on the previous embodiment, the present embodiment provides a cleaning assembly 100 of a dust-proof mechanism, which can clean a cover 202a, and ensure that a thermal instrument can maintain good heat dissipation, and includes a sliding member 101 and a cleaning member 102 disposed on one side of the sliding member 101.

Specifically, the sliding member 101 includes a first sliding groove 101a and a first sliding block 101b, the first sliding groove 101a is disposed on a side surface of the sliding member 101, and the first sliding block 101b is slidably connected with the first sliding groove 101 a.

Further, the first slider 101b includes a first groove 101b-1 and a first spring 101b-2, the first groove 101b-1 is disposed on a side surface of the first slider 101b, and one end of the first spring 101b-2 is disposed on an inner side of the first groove 101 b-1.

The cleaning member 102 includes a connecting rod 102a and a cleaning brush 102b, the cleaning brush 102b is disposed on a side surface of the connecting rod 102a, one end of the connecting rod 102a is provided with a bump 102a-1, the bump 102a-1 is connected with a first spring 101b-2, and the bumps 102a-1 are symmetrically disposed along a center line of the connecting rod 102 a.

When the cleaning brush is used, the lug 102a-1 is moved in the vertical direction, so that the lug 102a-1 drives the cleaning brush 102b through the connecting rod 102a to clean the dust-proof net surface of the cover 202a, dust attached to the cover 202a can be conveniently cleaned regularly, dust is prevented from accumulating on the dust-proof net surface of the cover 202a as much as possible, the thermal instrument is ensured to keep good heat radiation, the lug 102a-1 is pulled to one side of the dust-proof net surface far away from the cover 202a, the dust-proof net surface of the cover 202a is separated from the cleaning brush 102b, the cleaning brush 102b is conveniently cleaned, and the cleaning effect of the cleaning brush 102b on the dust-proof net surface of the cover 202a is ensured.

Example 3

Referring to fig. 1, 2 and 6, in a third embodiment of the present utility model, based on the previous embodiment, the present embodiment provides a protective housing for a thermal instrument, so that a worker can detach and repair the thermal instrument more simply and conveniently, the protective housing includes a mounting assembly 300, the mounting assembly 300 is connected with an ash prevention assembly 200, the cleaning assembly 100, the ash prevention assembly 200 and the mounting assembly 300 are suitable for an electromagnetic flowmeter, the electromagnetic flowmeter includes a fixing member 301, a clamping member 302 and a housing 303, the electromagnetic flowmeter is embedded inside the housing 303, a heat dissipation hole is generally formed in a side surface of the electromagnetic flowmeter to dissipate heat of the electromagnetic flowmeter, two positioning members 201 are symmetrically arranged along a center line of the housing 303, and the positioning members 201 are assembled on two sides of the housing 303 through bolts.

Specifically, the fixing member 301 includes a second sliding groove 301a, a second sliding block 301b, a cavity 301c, a clamping groove 301d and a mounting plate 301f, the second sliding groove 301a is located at the top of the fixing member 301, two second sliding grooves 301a are symmetrically arranged along the central line of the fixing member 301, the second sliding block 301b is in sliding fit with the second sliding groove 301a, the cavity 301c is arranged in the fixing member 301, two cavities 301c are symmetrically arranged along the central line of the fixing member 301, the second sliding groove 301a is communicated with the cavity 301c, a clamping groove 301d is arranged at the top of the fixing member 301, two clamping grooves 301d are symmetrically arranged along the central line of the fixing member 301, the clamping groove 301d is communicated with the cavity 301c, the mounting plate 301f is arranged on the side face of the fixing member 301, and the mounting plate 301f is symmetrically arranged two along the central line of the fixing member 301.

Further, the clamping piece 302 includes a positioning block 302a and a second positioning hole 302b, the positioning block 302a is disposed at the bottom of the housing 303, two positioning blocks 302a are symmetrically disposed along the center line of the housing 303, the second positioning hole 302b is disposed at one side of the positioning block 302a, and the positioning block 302a is in clamping connection with the clamping groove 301 d.

The second slider 301b includes a sliding plate 301b-1, a third spring 301b-2 and a second positioning pin 301b-3, where the sliding plate 301b-1 is disposed at the bottom of the second slider 301b, one end of the third spring 301b-2 is disposed at one side of the sliding plate 301b-1, the second positioning pin 301b-3 is fixedly connected to the other side of the sliding plate 301b-1, and the second positioning pin 301b-3 is engaged with the second positioning hole 302 b.

Wherein: the mounting plate 301f includes a threaded hole 301f-1 and a fastening bolt 301f-2, the threaded hole 301f-1 is provided through the mounting plate 301f, the fastening bolt 301f-2 is screwed with the threaded hole 301f-1, and the fixing member 301 and the measuring instrument can be fixed by screwing the fastening bolt 301f-2 and the threaded hole 301 f-1.

When the thermal instrument is used, the second sliding blocks 301b are respectively pulled to two sides, the second sliding blocks 301b can slide in the second sliding grooves 301a, the sliding plate 301b-1 can be driven to drive the third springs 301b-2 to compress, the second positioning pins 301b-3 are separated from the second positioning holes 302b, the shell 303 is pulled upwards, the positioning blocks 302a fixedly connected to the bottom of the shell 303 are separated from the clamping grooves 301d, and the shell 303 can be quickly taken out when the thermal instrument needs to be maintained, so that the thermal instrument is simpler and more convenient and has better practicability.

It is important to note that the construction and arrangement of the utility model as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. A dustproof mechanism, characterized in that: comprising the steps of (a) a step of,

a cleaning assembly (100), wherein the cleaning assembly (100) comprises a sliding piece (101) and a cleaning piece (102) arranged on one side of the sliding piece (101);

the dust prevention assembly (200) is connected with the cleaning assembly (100), and the dust prevention assembly (200) comprises a positioning piece (201) and a dust prevention piece (202) in sliding fit with the positioning piece (201).

2. The dust control mechanism of claim 1, wherein: the sliding piece (101) comprises a first sliding groove (101 a) and a first sliding block (101 b), wherein the first sliding groove (101 a) is arranged on the side face of the sliding piece (101), and the first sliding block (101 b) is in sliding connection with the first sliding groove (101 a).

3. The dust control mechanism of claim 2, wherein: the first sliding block (101 b) comprises a first groove (101 b-1) and a first spring (101 b-2), the first groove (101 b-1) is arranged on the side face of the first sliding block (101 b), and one end of the first spring (101 b-2) is arranged on the inner side of the first groove (101 b-1);

the cleaning piece (102) comprises a connecting rod (102 a) and a cleaning brush (102 b), the cleaning brush (102 b) is arranged on the side face of the connecting rod (102 a), a lug (102 a-1) is arranged at one end of the connecting rod (102 a), the lug (102 a-1) is connected with the first spring (101 b-2), and the two lugs (102 a-1) are symmetrically arranged along the central line of the connecting rod (102 a).

4. A dust prevention mechanism according to any one of claims 1 to 3, wherein: the positioning piece (201) comprises a rectangular block (201 a), a vertical block (201 b) and a slot (201 c), wherein the vertical block (201 b) is arranged at the bottom of the rectangular block (201 a), and the slot (201 c) is arranged in the rectangular block (201 a);

the dustproof piece (202) comprises a cover body (202 a), a baffle (202 b), a plug rod (202 c) and a first positioning hole (202 d), wherein the baffle (202 b) is arranged on two sides of the cover body (202 a), the plug rod (202 c) is arranged on the side face of the baffle (202 b), the first positioning hole (202 d) is arranged at the bottom of the plug rod (202 c), and the plug rod (202 c) is in sliding fit with the slot (201 c).

5. The dust control mechanism of claim 4, wherein: the vertical block (201 b) comprises a second groove (201 b-1), a third groove (201 b-2), a second spring (201 b-3) and a pull rod (201 b-4), wherein the second groove (201 b-1) is arranged in the vertical block (201 b), the second groove (201 b-1) is communicated with the slot (201 c), the third groove (201 b-2) is arranged at the bottom of the vertical block (201 b), the second groove (201 b-1) is communicated with the third groove (201 b-2), and the bottom of the second spring (201 b-3) is arranged at the inner side of the third groove (201 b-2).

6. The dust control mechanism of claim 5, wherein: the pull rod (201 b-4) comprises a circular plate (201 b-4 a) and a first locating pin (201 b-4 b), the circular plate (201 b-4 a) is arranged at the top of the pull rod (201 b-4), the circular plate (201 b-4 a) is connected with the second spring (201 b-3), the first locating pin (201 b-4 b) is arranged at the top of the circular plate (201 b-4 a), and the first locating pin (201 b-4 b) is connected with the first locating hole (202 d) in a clamping mode.

7. A dust control mechanism as claimed in claim 5 or 6, wherein: a sealing strip (202 f) is arranged on one side of the cover body (202 a).

8. A thermal instrument protective shell is characterized in that: comprising a dust prevention mechanism according to any one of claims 1 to 7, and;

the installation assembly (300) is connected with the dust-proof assembly (200), and the installation assembly (300) comprises a fixing piece (301), a clamping piece (302) and a shell (303);

the fixing piece (301) comprises a second sliding groove (301 a), a second sliding block (301 b), a cavity (301 c), a clamping groove (301 d) and a mounting plate (301 f), wherein the second sliding groove (301 a) is arranged at the top of the fixing piece (301), the second sliding block (301 b) is in sliding fit with the second sliding groove (301 a), the cavity (301 c) is arranged in the fixing piece (301), the second sliding groove (301 a) is communicated with the cavity (301 c), the clamping groove (301 d) is arranged at the top of the fixing piece (301), the clamping groove (301 d) is communicated with the cavity (301 c), and the mounting plate (301 f) is arranged on the side face of the fixing piece (301).

9. The thermal instrument protective housing of claim 8, wherein: the clamping piece (302) comprises a positioning block (302 a) and a second positioning hole (302 b), the positioning block (302 a) is arranged at the bottom of the shell (303), the second positioning hole (302 b) is arranged at one side of the positioning block (302 a), and the positioning block (302 a) is in clamping connection with the clamping groove (301 d);

the second sliding block (301 b) comprises a sliding plate (301 b-1), a third spring (301 b-2) and a second positioning pin (301 b-3), the sliding plate (301 b-1) is arranged at the bottom of the second sliding block (301 b), one end of the third spring (301 b-2) is arranged at one side of the sliding plate (301 b-1), the second positioning pin (301 b-3) is connected with the sliding plate (301 b-1), and the second positioning pin (301 b-3) is connected with the second positioning hole (302 b) in a clamping mode.

10. The thermal instrument protective housing according to claim 8 or 9, wherein: the mounting plate (301 f) comprises a threaded hole (301 f-1) and a fastening bolt (301 f-2), the threaded hole (301 f-1) is arranged on the mounting plate (301 f) in a penetrating mode, and the fastening bolt (301 f-2) is in threaded fit with the threaded hole (301 f-1).