Adjustable instrument indication shield

Abstract

The utility model relates to the technical field of instrument equipment, in particular to an adjustable instrument indicating shield, which comprises a shell, a fixing assembly, an indicating pointer, a first color indicating ring, a shifting button and a protective plate, an arc-shaped hole is formed in the shell, the toggle button penetrates through the arc-shaped hole to be connected with the pointer or the first color indicating rings, all the first color indicating rings are arranged in a stacked mode, a window is formed in the shell, the inner diameter of each first color indicating ring is smaller than the diameter of an opening of the window, and the protection plate is located in the shell, covers the window and is made of transparent materials. The indicating pointer and the first color indicating ring are arranged and jointly used for indicating the safety range of an external instrument, the safety range is made to be visible obviously, an operator can conduct rapid inspection conveniently, meanwhile, the shifting button is arranged to adjust the positions of the indicating pointer and the first color indicating ring, the indicating range can be adjusted at will, and work is convenient; the indicating shield not only has the function of protecting external instruments, but also can meet the requirements of standardization and refinement of equipment management due to the adjustable indicating range.

Description

TECHNICAL FIELD

[0001] The utility model relates to instrument equipment technical field more particularly, relate to a kind of adjustable instrument indicating shield. BACKGROUND

[0002] In offshore oil and gas production process, due to the complex process, pipeline and container are numerous, the temperature table, pressure gauge, differential pressure gauge installed on site are numerous, the daily inspection of on-site operators needs to record the readings of various instruments, and also needs to judge whether the values indicated by these instruments are within the normal range. Taking the pressure gauge as an example, it mainly displays the pressure in the pressure vessel or pressure pipeline, helps the operator to operate correctly, ensures the needs and safety production of production process, prevents equipment overpressure and provides reliable basis for the operator. Therefore, keeping the instrument mirror clean and setting the instrument indicating interval with clear color can help the operator to quickly read the instrument content and quickly distinguish whether the indicated interval range is within the normal interval.

[0003] In the prior art, adhesive tape or adhesive tape is generally used to paste the instrument mirror to indicate its safe working range, but under the influence of high salt fog, sun exposure, strong wind and rainy season on the sea, the pasted adhesive tape or adhesive tape is easy to fall off, and after falling off, it is easy to leave glue on the instrument mirror, pollute the mirror and is not easy to clean; when the indicating range needs to be adjusted, the adhesive tape or adhesive tape also needs to be torn off and re-pasted, and during the process, glue may be left on the instrument, which is time-consuming and laborious to clean the glue, and affects the work efficiency.

[0004] In addition, due to the high integration of production process system on the offshore platform, the equipment in each pry block pipeline is dense, and the ordinary instrument panel is not provided with a protection structure, so when the operator uses tools during equipment maintenance and repair, pry block corrosion prevention and other operations, there is a probability that the instrument panel will be cracked or broken, at which time the instrument needs to be replaced, which consumes time and affects normal operation. UTILITY MODEL CONTENT

[0005] The utility model is provided in order to overcome the defect that it is troublesome to change the indicating range when using adhesive tape or adhesive tape to indicate the safe range of the instrument in the prior art, and provides an adjustable instrument indicating shield, which can conveniently adjust the indicating range and is convenient to use.

[0006] To solve the above technical problems, the utility model adopts the technical scheme: a kind of adjustable instrument indicating shield, comprising: shell, the fixed component for fixing the shell, at least 2 indicating needles with the shell sliding connection, respectively with each the first color ring of indicating needle connection, respectively with each the first color ring of indicating needle or each the first color ring of first color ring connection dial button, with the shell connection protective plate;The fixed component is connected with the shell, arc-shaped hole is equipped on the shell, the dial button passes through the arc-shaped hole and is connected with the indicating needle or the first color ring, each the first color ring is mutually laminated, the shell is equipped with window, the inside diameter of the first color ring is less than the opening diameter of the window, the protective plate is located in the shell and covers the window, and the protective plate is transparent material.

[0007] The fixed component is connected with the shell, for fixing the whole indicating shield on external instrument by shell;Indicating needle, first color ring and protective plate are all arranged in shell, indicating needle and first color ring are used for indicating instrument range together, and the number is one-to-one correspondence, that is, each indicating needle is connected with a first color ring, indicating needle is directly or indirectly connected with dial button, by moving dial button, then simultaneously moving indicating needle and first color ring, then realizing the adjustment of indicating range;Indicating needle is arranged at least 2, when being arranged 2, it can satisfy the auxiliary indication of one reading interval, when being arranged 3, it can satisfy the auxiliary indication of two reading intervals, and is arranged according to actual situation of instrument;Indicating needle is slidingly connected with the shell, can guarantee the stability of the sliding track of indicating needle and first color ring, and various arc-shaped sliding grooves can be arranged specifically;The first color ring is mutually laminated, different first color rings can be overlapped, to avoid moving interference between different first color rings, avoid mutual jamming, when the angle covered by the first color ring is small, it can be simply laminated, when the angle covered is large or needs to be arranged in a whole circle, one end of the first color ring needs to be placed on the previous first color ring, and the other end needs to be pressed under the next first color ring, and the laminating arrangement mode of shutter blade in prior art can be referred to specifically;Specifically, the inner diameter of the first color ring is greater than the diameter of scale and value range of external instrument during actual arrangement, that is, the first color ring cannot shield the scale and value on external instrument, and cannot affect normal reading of external instrument;The protective plate covers window from inside of shell, to realize protection to indicating needle and first color ring etc., also realize protection to instrument panel of external instrument, avoid instrument panel to be cracked or broken, when encountering bump, the protective plate can be broken, but compared with replacing external instrument, it is more convenient to replace the indicating shield.The protective plate is made of glass, plastic, acrylic or resin material etc.

[0008] Preferably, a second color ring is arranged in the shell, the second color ring is in a closed ring shape, the first color ring is in an arc shape, and the first color ring is arranged between the second color ring and the protective plate.

[0009] The second color ring serves as a background color display, the first color ring is arranged in front of the second color ring, the gap between the first color rings exposes the second color ring, the first color ring indicates an out-of-range and serves as a warning, and the second color ring indicates a normal instrument range. The inner diameter of the second color ring is equal to the inner diameter of the first color ring.

[0010] Preferably, the surface of the second color ring and each of the first color rings is respectively provided with a coating of different colors.

[0011] The different colors make the ranges displayed by the first color ring and the second color ring more obvious. Further, the surface of the second color ring is provided with a green coating, and the surfaces of the different first color rings are respectively provided with coatings of yellow, red, orange or other colors. The coating is a paint coating.

[0012] Preferably, the shell comprises a cylindrical member connected to the fixing assembly and a ring-shaped cover separably connected to the cylindrical member, and the arc-shaped holes and the windows are respectively arranged on the ring-shaped cover.

[0013] The cylindrical member is fixed to an external instrument under the action of the fixing assembly, and the ring-shaped cover is separably connected to the cylindrical member, so that the ring-shaped cover and the cylindrical member can be separated from each other, the protective plate can be conveniently replaced or cleaned, and the separable connection refers to detachable connection or openable connection, such as clamping connection, plug-in connection, rotary connection, or connection through buckles or clasps, that is, the mutual fixation of the ring-shaped cover and the cylindrical member can be realized, and the mutual separation of the ring-shaped cover and the cylindrical member can also be realized, so that the protective plate can be conveniently taken out.

[0014] Preferably, a buckle is further arranged, one side of the ring-shaped cover is rotatably connected to the cylindrical member, and the other side of the ring-shaped cover is connected to the cylindrical member through the buckle.

[0015] One side of the ring-shaped cover is rotatably connected to the cylindrical member, and the other side of the ring-shaped cover is connected to the cylindrical member through the buckle, thereby realizing the separable connection of the ring-shaped cover and the cylindrical member.

[0016] Preferably, a partition plate is arranged in the shell, the partition plate is in a closed ring shape and has an inner diameter greater than or equal to that of the second color ring, and the second color ring and the first color ring are arranged between the partition plate and the protective plate.

[0017] The partition plate separates the external instrument from the first color ring and the second color ring, and also limits the first color ring and the second color ring.

[0018] Preferably, the inner side wall of the cylindrical member is provided with a limiting boss, and the baffle is arranged on the limiting boss.

[0019] The baffle is limited by the limiting boss, the inner diameter of the limiting boss is smaller than the outer diameter of the baffle, the baffle is clamped on the limiting boss, and the baffle can be kept at a certain distance from the external instrument, thereby further protecting the external instrument.

[0020] Preferably, the inner side wall of the cylindrical member is provided with a limiting boss, and the baffle is arranged on the limiting boss.

[0021] When the protective plate and the baffle are installed, the limiting slot is clamped on the limiting boss, so that the protective plate and the baffle are prevented from rotating, the indicating needle, the first color ring and the second color ring are prevented from rotating, and the deviation of the indicating range is avoided.

[0022] Preferably, the first bolt simultaneously penetrates the first color ring and the indicating needle and extends out of the arc-shaped hole and is in threaded connection with the rotating button.

[0023] The first bolt penetrates out of the housing and passes through the arc-shaped hole, the rotating button is in threaded connection with the first bolt, thereby realizing the connection of the rotating button with the first color ring and the indicating needle, when the indicating range is adjusted, the rotating button is loosened, then the positions of the first color ring and the indicating needle are adjusted, and then the rotating button is tightened, so as to realize the fixation of the first color ring and the indicating needle and ensure the stability of the indicating range.

[0024] Preferably, the fixing assembly comprises at least three second bolts, the second bolts are in threaded connection with the side wall of the housing and penetrate the side wall of the housing, and the second bolts are uniformly spaced along the side wall of the housing.

[0025] By tightening the second bolts, the indicating shield is fixed on the external instrument, at least three second bolts are uniformly arranged, so that the indicating shield can be stably installed, and the simple dismounting structure enables the operator to operate and replace without carrying tools.

[0026] Compared with the prior art, the present application has the following beneficial effects:

[0027] 1. The indicating needle and the first color ring are arranged, and are used for indicating the safety range of the external instrument together, so that the safety range is obviously visible, the operator can quickly check, the rotating button is arranged to adjust the positions of the indicating needle and the first color ring, the indicating range can be adjusted at will, and the work is facilitated.

[0028] 2、The shell is provided with a cylindrical part and a separable annular cover, the protective plate is installed on the window of the annular cover, and when dirt, aging or chipping occurs in the protective plate, the protective plate can be quickly cleaned or replaced. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 is a first embodiment structure of the adjustable instrument indicating protective cover of the utility model, and is a schematic view of the internal structure of the first embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0030] Figure 2 is a first embodiment structure of the adjustable instrument indicating protective cover of the utility model, and is a schematic view of the internal structure of the first embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0031] Figure 3 is a second embodiment structure of the adjustable instrument indicating protective cover of the utility model, and is a schematic view of the second embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0032] Figure 4 is a second embodiment structure of the adjustable instrument indicating protective cover of the utility model, and is a side view schematic view of the second embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0033] Figure 5 is a second embodiment structure of the adjustable instrument indicating protective cover of the utility model, and is a schematic view of the internal structure of the second embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0034] Figure 6 is Figure 5 is an enlarged view of A of the second embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0035] Figure 7 is a protective plate structure schematic view of the second embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0036] Figure 8 is a first color indicating ring and a second color indicating ring installation structure schematic view of the second embodiment structure of the adjustable instrument indicating protective cover of the utility model.

[0037] In the figure: 1, shell; 2, fixed assembly; 3, indicating needle; 4, first color indicating ring; 5, dial button; 6, protective plate; 7, arc-shaped hole; 8, window; 9, second color indicating ring; 10, cylindrical part; 11, annular cover; 12, buckle; 13, partition; 14, limiting boss; 15, limiting block; 16, limiting groove; 17, first bolt; 18, second bolt. DETAILED DESCRIPTION

[0038] The drawings are only used for example description, and cannot be understood as the limitation of the patent; in order to better illustrate the embodiment, some components in the drawings are omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some known structures and their descriptions in the drawings can be omitted. The position relationship described in the drawings is only used for example description, and cannot be understood as the limitation of the patent.

[0039] In the accompanying drawings of this utility model, the same or similar reference numerals correspond to the same or similar components. In the description of this utility model, it should be understood that if terms such as "upper," "lower," "left," "right," "long," and "short" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, they are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, the terms used to describe positional relationships in the drawings are only for illustrative purposes and should not be construed as limiting this patent. For those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0040] The technical solution of this utility model will be further described in detail below through specific embodiments and with reference to the accompanying drawings:

[0041] Example 1

[0042] like Figures 1-2 As shown, an adjustable instrument indicator cover includes: a housing 1, a fixing component 2 for fixing the housing 1, at least two indicator needles 3 slidably connected to the housing 1, first color rings 4 respectively connected to each indicator needle 3, a toggle button 5 respectively connected to each indicator needle 3 or each first color ring 4, and a protective plate 6 connected to the housing 1; the fixing component 2 is connected to the housing 1, the housing 1 is provided with an arc-shaped hole 7, the toggle button 5 passes through the arc-shaped hole 7 and is connected to the indicator needle 3 or the first color ring 4, the first color rings 4 are stacked on top of each other, the housing 1 is provided with a viewing window 8, the inner diameter of the first color ring 4 is smaller than the opening diameter of the viewing window 8, the protective plate 6 is located inside the housing 1 and covers the viewing window 8, and the protective plate 6 is made of transparent material.

[0043] The fixed assembly 2 is connected with the shell 1, and is used for fixing the whole indicating shield on an external instrument through the shell 1; the indicating needle 3, the first color ring 4 and the protective plate 6 are all arranged in the shell 1, the indicating needle 3 and the first color ring 4 are used for indicating the instrument range together, and the number of the indicating needle 3 is one-to-one corresponding to the number of the first color ring 4, that is, each indicating needle 3 is connected with one first color ring 4 respectively, the indicating needle 3 is directly or indirectly connected with the dial button 5, the dial button 5 is moved, and then the indicating needle 3 and the first color ring 4 are simultaneously moved, and then the adjustment of the indicating range is realized; the indicating needle 3 is arranged at least two, when two are arranged, the auxiliary indication of one reading interval can be met, when three are arranged, the auxiliary indication of two reading intervals can be met, and the actual situation of the instrument is arranged; the indicating needle 3 is in sliding connection with the shell 1, the sliding track of the indicating needle 3 and the first color ring 4 can be ensured to be stable, and various arc-shaped sliding grooves can be arranged; the first color ring 4 is arranged in a stacked mode, different first color rings 4 can be overlapped with each other, the movement interference between different first color rings 4 is avoided, and the first color rings 4 are prevented from being stuck with each other, when the overlapping angle of the first color ring 4 is small, the first color ring 4 can be simply arranged in a stacked mode, when the overlapping angle of the first color ring 4 is large or the first color ring 4 needs to be arranged in a whole circle, one end of the first color ring 4 needs to be arranged on the upper surface of the previous first color ring 4, and the other end needs to be pressed on the lower surface of the next first color ring 4, and the stacked arrangement mode of the shutter blade in the prior art can be referred to; specifically, the inner diameter of the first color ring 4 is greater than the diameter of the scale and the value range of the external instrument in actual arrangement, that is, the first color ring 4 cannot block the scale and the value on the external instrument, and cannot affect the normal reading of the external instrument; the protective plate 6 covers the window 8 from the inside of the shell 1, so as to realize the protection of the indicating needle 3, the first color ring 4 and the like, and also realize the protection of the instrument panel of the external instrument, the instrument panel is prevented from being cracked or broken, when the protective plate 6 is broken in the case of being hit, compared with the replacement of the external instrument, the replacement of the indicating shield is more convenient. The protective plate 6 is made of glass, plastic, acrylic or resin material and the like.

[0044] The beneficial effects of the embodiment are as follows: the indicating needle 3 and the first color ring 4 are arranged, and are used for indicating the safe range of the external instrument together, so that the safe range is obviously visible, and the operator can quickly check; the dial button 5 is arranged to adjust the positions of the indicating needle 3 and the first color ring 4, so that the indicating range can be adjusted at will, and the work is convenient; the indicating shield has the function of protecting the external instrument, and the adjustable indicating range can meet the needs of standardization and refinement of equipment management.

[0045] Embodiment 2

[0046] The embodiment is further limited on the basis of the embodiment 1, and the difference between the embodiment 1 and the embodiment 2 is as follows:

[0047] As Figures 1-2As shown, the second color ring 9 is arranged in the housing 1, the second color ring 9 is a closed ring, the first color ring 4 is an arc shape, and the first color ring 4 is arranged between the second color ring 9 and the protective plate 6. The surface of the second color ring 9 and each first color ring 4 is respectively provided with a coating of different colors. The housing 1 comprises a cylindrical part 10 connected with the fixing assembly 2, and a ring-shaped cover 11 detachably connected with the cylindrical part 10, and the arc-shaped hole 7 and the window 8 are respectively arranged on the ring-shaped cover 11. As shown in Figures 3-4 As shown, the ring-shaped cover 11 is rotatably connected with the cylindrical part 10 on one side and connected with the cylindrical part 10 through the buckle 12 on the other side. As shown in Figure 6 and Figure 8 As shown, the housing 1 is further provided with a partition plate 13 arranged in the housing 1, the partition plate 13 is a closed ring and has an inner diameter greater than or equal to the second color ring 9, and the second color ring 9 and the first color ring 4 are arranged between the partition plate 13 and the protective plate 6. As shown in Figures 5-6 As shown, the inner side wall of the cylindrical part 10 is provided with a limiting boss 14, and the partition plate 13 is arranged on the limiting boss 14.

[0048] The second color ring 9 is used for displaying the bottom color, the first color ring 4 is arranged in front of the second color ring 9, the gap between the first color ring 4 exposes the second color ring 9, the first color ring 4 represents the out-of-range and plays a warning role, and the second color ring 9 represents the normal instrument range. The inner diameter of the second color ring 9 is equal to the inner diameter of the first color ring 4. The different colors make the ranges displayed by the first color ring 4 and the second color ring 9 more obvious, and further, the surface of the second color ring 9 is provided with a green coating, and the surfaces of the different first color rings 4 are respectively provided with coatings of yellow, red or orange colors, and the coatings are paint coatings. The cylindrical part 10 is fixed on the external instrument under the action of the fixing assembly 2, the ring-shaped cover 11 is detachably connected with the cylindrical part 10, the ring-shaped cover 11 and the cylindrical part 10 can be separated from each other, the protective plate 6 can be conveniently replaced or cleaned, the detachable connection means a detachable connection or an openable connection, for example, a clamping connection, a plug-in connection, a rotary connection, or a connection through the buckle or the buckle 12, that is, the mutual fixation of the ring-shaped cover 11 and the cylindrical part 10 can be realized, and the mutual separation of the ring-shaped cover 11 and the cylindrical part 10 can also be realized, so that the protective plate 6 can be conveniently taken out. The ring-shaped cover 11 is rotatably connected with the cylindrical part 10 on one side and connected with the cylindrical part 10 through the buckle 12 on the other side, thereby realizing the detachable connection of the ring-shaped cover 11 and the cylindrical part 10. The partition plate 13 separates the external instrument from the first color ring 4 and the second color ring 9, and also limits the first color ring 4 and the second color ring 9. The partition plate 13 is limited by the limiting boss 14, the inner diameter of the limiting boss 14 is smaller than the outer diameter of the partition plate 13, the partition plate 13 is clamped on the limiting boss 14, and the partition plate 13 can also maintain a certain distance from the external instrument, thereby further protecting the external instrument.

[0049] The remaining features and working principles of this embodiment are consistent with those of embodiment 1.

[0050] Embodiment 3

[0051] On the basis of embodiment 1 or embodiment 2, embodiment 1 or embodiment 2 is further limited, which is different in that:

[0052] As shown in Figure 7 The inner side wall of the cylindrical part 10 is provided with a limiting protrusion 15, and the edges of the protective plate 6 and the partition plate 13 are respectively provided with limiting grooves 16 matched with the limiting protrusion 15. As shown in Figures 7-8 It also includes a first bolt 17, which simultaneously penetrates the first color ring 4 and the indicating needle 3 and extends out of the arc-shaped hole 7 and is threadedly connected with the push button 5. The fixing assembly 2 includes at least three second bolts 18, which are threadedly connected with the side wall of the shell 1 and penetrate the side wall of the shell 1, and the second bolts 18 are uniformly spaced along the side wall of the shell 1.

[0053] When the protective plate 6 and the partition plate 13 are installed, they are clamped on the limiting protrusion 15 through the limiting grooves 16, which is used to avoid the rotation of the protective plate 6 and the partition plate 13, and further avoid driving the rotation of the indicating needle 3, the first color ring 4 and the second color ring 9, and avoid the deviation of the indication range. The first bolt 17 penetrates out from the inside of the shell 1 and penetrates through the arc-shaped hole 7, and the push button 5 is threadedly connected with the first bolt 17, thereby realizing the connection of the push button 5 with the first color ring 4 and the indicating needle 3. When adjusting the indication range, the push button 5 is loosened, then the positions of the first color ring 4 and the indicating needle 3 are adjusted, and then the push button 5 is tightened to fix the first color ring 4 and the indicating needle 3, so as to ensure the stability of the indication range. By tightening the second bolt 18, the indicating shield is fixed on the external instrument, and at least three second bolts 18 are uniformly arranged to enable the indicating shield to be stably installed, and the simple dismounting structure enables the operator to operate the replacement without carrying tools.

[0054] The remaining working principles and working processes of this embodiment are consistent with those of embodiment 1 or embodiment 2.

[0055] In the specific content of the above specific embodiments, each technical feature can be combined arbitrarily without contradiction. In order to make the description simple, not all possible combinations of the above technical features are described, but as long as the combination of these technical features does not exist contradiction, it should be considered as the scope of the description.

[0056] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and also impossible to exhaust all the implementation modes. Any modification, equivalent replacement and improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application claims.

Claims

1. An adjustable instrument indicator shield, comprising: The utility model relates to a kind of color display device, including: Shell (1), the fixed assembly (2) for fixing the shell (1), at least 2 with the shell (1) sliding connection indicating needle (3), respectively with each indicating needle (3) connection first color ring (4), respectively with each indicating needle (3) or each first color ring (4) connection dial button (5), with the shell (1) connection shield plate (6); The fixed assembly (2) is connected with the shell (1), and the shell (1) is provided with an arc-shaped hole (7). The dial button (5) is connected with the indicating needle (3) or the first color ring (4) through the arc-shaped hole (7). Each first color ring (4) is arranged in a stacked manner. The shell (1) is provided with a window (8). The inner diameter of the first color ring (4) is smaller than the opening diameter of the window (8). The shield plate (6) is located in the shell (1) and covers the window (8). The shield plate (6) is made of transparent material.

2. An adjustable instrument indicating shroud according to claim 1, wherein: Further comprising a second color ring (9) arranged in the shell (1). The second color ring (9) is in the shape of a closed ring. The first color ring (4) is in the shape of an arc. The first color ring (4) is arranged between the second color ring (9) and the shield plate (6).

3. An adjustable instrument indicating shroud according to claim 2, wherein: The surface of the second color ring (9) and each first color ring (4) is respectively provided with a coating of different colors.

4. An adjustable instrument indicating shroud according to claim 2, wherein: The shell (1) comprises a cylindrical member (10) connected with the fixed assembly (2) and a ring-shaped cover (11) separably connected with the cylindrical member (10). The arc-shaped hole (7) and the window (8) are respectively arranged on the ring-shaped cover (11).

5. An adjustable instrument indicator shroud according to claim 4, wherein: Further comprising a buckle (12). One side of the ring-shaped cover (11) is rotationally connected with the cylindrical member (10), and the other side is connected with the cylindrical member (10) through the buckle (12).

6. An adjustable instrument indicator shroud according to claim 4, wherein: Further comprising a partition plate (13) arranged in the shell (1). The partition plate (13) is in the shape of a closed ring and has an inner diameter greater than or equal to the second color ring (9). The second color ring (9) and the first color ring (4) are arranged between the partition plate (13) and the shield plate (6).

7. An adjustable instrument indicating shroud according to claim 6, wherein: A limiting boss (14) is arranged on the inner side wall of the cylindrical member (10). The partition plate (13) is arranged on the limiting boss (14).

8. An adjustable instrument indicator shroud according to claim 6, wherein: A limiting boss (15) is arranged on the inner side wall of the cylindrical member (10). The edges of the shield plate (6) and the partition plate (13) are respectively provided with limiting grooves (16) matched with the limiting boss (15).

9. An adjustable instrument indicator shroud according to claim 1, wherein: Further comprising a first bolt (17). The first bolt (17) penetrates the first color ring (4) and the indicating needle (3) and extends out of the arc-shaped hole (7) to be threadedly connected with the dial button (5).

10. An adjustable instrument indicator shroud according to claim 1, wherein: The fixed assembly (2) comprises at least three second bolts (18). The second bolts (18) are threadedly connected with the side wall of the shell (1) and penetrate the side wall of the shell (1). The second bolts (18) are uniformly spaced along the side wall of the shell (1).

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