CN111524544B

CN111524544B - Protection mechanism for instrument

Info

Publication number: CN111524544B
Application number: CN202010371310.XA
Authority: CN
Inventors: 孙佳宇
Original assignee: Hangzhou Huanqi Technology Co ltd
Current assignee: Hangzhou Huanqi Technology Co.,Ltd.
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-12-03
Anticipated expiration: 2040-05-06
Also published as: CN111524544A

Abstract

The invention discloses a protection mechanism for an instrument, which comprises an instrument body, wherein one side of the instrument body is provided with a protection cover, the protection cover is of a cavity structure with one side opened, two sides of the instrument body are fixedly connected with fixed shafts, one end, far away from the instrument body, of each fixed shaft is fixedly connected with a limit gear, a movable ring is sleeved outside each fixed shaft, the movable ring is connected with the limit gear through a limit assembly, one side of each movable ring is fixedly connected with a fixed column, one end, close to the protection cover, of each fixed column is provided with a movable column, and the fixed columns and the movable columns are connected through elastic assemblies. The protection mechanism for the instrument can protect the instrument panel of the instrument body and change the inclination angle of the instrument body, so that the instrument panel of the instrument body directly faces a user, the observation and the use of the user are facilitated, and the convenience is improved.

Description

Protection mechanism for instrument

Technical Field

The invention relates to the technical field of measuring equipment, in particular to a protection mechanism for an instrument.

Background

An instrument is an instrument or equipment for detecting, measuring, observing, and calculating various physical quantities, material components, physical parameters, and the like. The vacuum leak detector, the pressure gauge, the length measuring instrument, the microscope, the multiplier and the like belong to instruments and meters. In a broad sense, the instruments can also have functions of automatic control, alarm, signal transmission and data processing, such as pneumatic regulating instruments and electric regulating instruments used in automatic control of industrial production processes, and distributed instrument control systems. However, along with the extension of the service life, a very thick dust often adheres to the instrument dial plate, the reading of workers on the data of the intelligent instrument dial plate and the investigation on the equipment condition are seriously affected, the intelligent instrument dial plate is often required to be continuously cleaned and cleaned, time and labor are wasted, the instrument and the meter are also likely to be collided and damaged, the instrument dial plate is not necessarily in the same horizontal position with the sight of a user, and in the practical use process, the workers may need to gather to one side of the instrument dial plate for watching and operating, so that the practical use is not facilitated.

Disclosure of Invention

The invention mainly aims to provide a protection mechanism for an instrument, which can effectively solve the problems that in the background technology, along with the prolonging of the service time, very thick dust is often attached to an instrument dial plate, the reading of data of an intelligent instrument and the investigation of equipment conditions by workers are seriously influenced, the instruments and the instruments are often required to be cleaned continuously, time and labor are wasted, and the instruments are damaged due to collision possibly, the instrument dial plate is not always in the same horizontal position with the sight of a user, and during actual use, the workers may need to gather one side of the instrument dial plate for watching and operating, so that the practical use is inconvenient.

In order to achieve the purpose, the invention adopts the technical scheme that:

a protection mechanism for an instrument comprises an instrument body, wherein one side of the instrument body is provided with a protective cover, the protective cover is of a cavity structure with one side opened, two sides of the instrument body are fixedly connected with fixed shafts, one end of each fixed shaft, far away from the instrument body, is fixedly connected with a limit gear, the outer portion of each fixed shaft is sleeved with a movable ring, the movable ring is connected with the limit gear through a limit component, one side of each movable ring is fixedly connected with a fixed column, one end, close to the protective cover, of each fixed column is provided with a movable column, the fixed columns and the movable columns are connected through elastic components, one end of each movable column is connected with the protective cover through a connecting block, the top end and the bottom end of each protective cover are respectively provided with a supporting plate, the two supporting plates are connected with the protective cover through a control component, each limit component comprises a pressing ring sleeved with the outer portion of the fixed shaft, the pressing ring is positioned on one side of the movable ring, which is far away from the instrument body, a limiting ring is sleeved outside the limiting gear, gear teeth matched with the limiting gear are arranged in the limiting ring, one side of the limiting ring is fixedly connected with one side of the pressing ring, two grooves are formed in one side of the movable ring, which is close to the pressing ring, a limiting column is arranged in each groove, one end of each limiting column is connected with the inner wall of one side of each groove through a first spring, the other end of each limiting column is fixedly connected with one side of the pressing ring, a limiting clamping plate is fixedly connected to the top end of the movable ring, one side of each limiting clamping plate extends to the top end of the pressing ring, a first movable hole is formed in the top end of each limiting clamping plate, a first threaded column is arranged in each first movable hole, the bottom end of each first threaded column is fixedly connected with the pressing ring, and a first nut positioned at the top end of each limiting clamping plate is sleeved outside each first threaded column, and the connection mode of the first threaded column and the first nut is threaded connection, the control assembly comprises rectangular holes arranged at the top end and the bottom end of the protective cover, a movable plate is arranged in the rectangular holes, one side of the movable plate is fixedly connected with one side of the supporting plate, one side of the movable plate close to the movable plate is connected with a plurality of second springs, two pressing columns positioned in the protective cover are arranged between the movable plates, one end of each pressing column penetrates through the protective cover, one end of each pressing column extends to the outside of the protective cover, the other end of each pressing column is connected with a control clamping plate positioned in the protective cover, the movable plates are positioned between the control clamping plate and the protective cover, a third spring positioned between the protective cover and the control clamping plate is sleeved outside the pressing columns, and the two ends of the third spring are respectively fixedly connected with the protective cover and the control clamping plate, two clamping blocks are fixedly connected to one side of the control clamping plate, clamping grooves matched with the clamping blocks are formed in one side of the movable plate, and the clamping blocks are located in the clamping grooves.

Preferably, one side fixedly connected with sealing washer that the protective cover is close to the instrument and meter body, just the sealing washer contacts with the instrument and meter body.

Preferably, the elastic component comprises a movable cavity arranged in the fixed column, one end of the fixed column, which is close to the movable column, is communicated with the movable cavity through a through hole, one end of the movable column penetrates through the through hole, one end of the movable column is fixedly connected with a limiting disc positioned in the movable cavity, and a fourth spring positioned between the through hole and the limiting disc is sleeved outside the movable column.

Preferably, a second movable hole is formed in the inner wall of the top end of the movable cavity, a second threaded column is arranged in the second movable hole, the bottom end of the second threaded column is fixedly connected with the limiting disc, a second nut located at the top end of the fixed column is sleeved outside the second threaded column, and the second nut is connected with the second threaded column in a threaded connection mode.

Preferably, the instrument body is fixedly connected with a pull ring at the middle position of the top end.

Preferably, the bottom end of the instrument body is fixedly connected with a non-slip mat.

Compared with the prior art, the invention has the following beneficial effects:

aiming at the existing defects, the instrument dial plate of the instrument body can be protected by arranging the protective cover, the fixed shaft, the movable ring, the fixed column, the movable column, the connecting block, the limit gear, the limit component and the elastic component under the matching action, so that dust is prevented from attaching to the instrument dial plate, the risk of the instrument dial plate being knocked down is reduced, when the protective cover is required to be opened to operate the instrument dial plate of the instrument body, the inclination angle of the protective cover relative to the instrument body can be adjusted, the instrument body is supported by the protective cover, the inclination angle of the instrument body can be changed, the instrument dial plate of the instrument body is enabled to directly face a user, the observation and the use of the user are convenient, the convenience is improved, and by arranging the protective cover, the supporting plate and the control component under the matching action, when the protective cover is contacted with the ground, the gravity of whole device itself orders about the one end of pressing the post and removes the position that flushes mutually to one side with the protective cover for the protective cover motion is kept away from to two backup pads, has increased the holding surface of whole device, and then has improved the stability of whole device.

Drawings

FIG. 1 is a schematic view of the overall structure of a protection mechanism for an instrument according to the present invention;

FIG. 2 is a side view of a shielding mechanism for an instrument of the present invention;

FIG. 3 is a schematic view of a protective cover of a protection mechanism for an instrument according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic structural view of a limiting assembly of a protection mechanism for an instrument according to the present invention;

FIG. 6 is a schematic diagram of the elastic assembly of the protection mechanism for an instrument according to the present invention.

In the figure: 1. an instrument body; 2. a protective cover; 3. a fixed shaft; 4. a movable ring; 5. fixing a column; 6. a movable post; 7. connecting blocks; 8. a support plate; 9. a limit gear; 10. pressing a ring; 11. a groove; 12. a limiting column; 13. a first spring; 14. a limiting ring; 15. a limiting clamping plate; 16. a first movable hole; 17. a first threaded post; 18. a first nut; 19. a pull ring; 20. a non-slip mat; 21. a seal ring; 22. a rectangular hole; 23. a movable plate; 24. a second spring; 25. pressing the column; 26. a third spring; 27. a control card board; 28. a card slot; 29. a clamping block; 30. a second nut; 31. a movable chamber; 32. a through hole; 33. a limiting disc; 34. a fourth spring; 35. a second movable hole; 36. a second threaded post.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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.

As shown in fig. 1-6, a protection mechanism for an instrument, includes an instrument body 1, a protection cover 2 is disposed on one side of the instrument body 1, the protection cover 2 is a cavity structure with an opening on one side, a fixed shaft 3 is fixedly connected to both sides of the instrument body 1, a limit gear 9 is fixedly connected to one end of the fixed shaft 3 away from the instrument body 1, a movable ring 4 is sleeved outside the fixed shaft 3, the movable ring 4 is connected to the limit gear 9 through a limit component, a fixed column 5 is fixedly connected to one side of the movable ring 4, a movable column 6 is disposed at one end of the fixed column 5 close to the protection cover 2, the fixed column 5 is connected to the movable column 6 through an elastic component, one end of the movable column 6 is connected to the protection cover 2 through a connection block 7, support plates 8 are disposed at both top and bottom ends of the protection cover 2, the two support plates 8 are connected to the protection cover 2 through a control component, the limiting assembly comprises a pressing ring 10 sleeved outside the fixed shaft 3, the pressing ring 10 is located on one side, away from the instrument body 1, of the movable ring 4, a limiting ring 14 is sleeved outside the limiting gear 9, gear teeth matched with the limiting gear 9 are arranged in the limiting ring 14, one side of the limiting ring 14 is fixedly connected with one side of the pressing ring 10, two grooves 11 are formed in one side, close to the pressing ring 10, of the movable ring 4, limiting columns 12 are arranged in the grooves 11, one ends of the limiting columns 12 are connected with the inner wall of one side of the grooves 11 through first springs 13, and the other ends of the limiting columns 12 are fixedly connected with one side of the pressing ring 10; the top end of the movable ring 4 is fixedly connected with a limiting clamping plate 15, one side of the limiting clamping plate 15 extends to the top end of the pressing ring 10, a first movable hole 16 is formed in the top end of the limiting clamping plate 15, a first threaded column 17 is arranged in the first movable hole 16, the bottom end of the first threaded column 17 is fixedly connected with the pressing ring 10, a first nut 18 located at the top end of the limiting clamping plate 15 is sleeved outside the first threaded column 17, and the first threaded column 17 is in threaded connection with the first nut 18; the control assembly comprises rectangular holes 22 arranged at the top end and the bottom end of the protective cover 2, a movable plate 23 is arranged in the rectangular hole 22, one side of the movable plate 23 is fixedly connected with one side of the support plate 8, one side, close to the two movable plates 23, of the two movable plates is connected through a plurality of second springs 24, two pressing columns 25 located in the protective cover 2 are arranged between the two movable plates 23, one ends of the pressing columns 25 penetrate through the protective cover 2, one ends of the pressing columns 25 extend to the outside of the protective cover 2, the other ends of the pressing columns 25 are connected with a control clamping plate 27 located in the protective cover 2, the movable plates 23 are located between the control clamping plate 27 and the protective cover 2, a third spring 26 located between the protective cover 2 and the control clamping plate 27 is sleeved on the outside of the pressing columns 25, two ends of the third spring 26 are respectively fixedly connected with the protective cover 2 and the control clamping plate 27, and one side of the control clamping plate 27 is fixedly connected with two clamping blocks 29, one side of the movable plate 23 is provided with a clamping groove 28 matched with the clamping block 29, and the clamping block 29 is positioned in the clamping groove 28, when the protective cover 2 is contacted with the ground, the gravity of the whole device drives one end of the pressing column 25 to move to a position flush with one side of the protective cover 2, so that the two support plates 8 are far away from the protective cover 2 to move, the support surface of the whole device is increased, and the stability of the whole device is further improved;

a sealing ring 21 is fixedly connected to one side, close to the instrument body 1, of the protective cover 2, the sealing ring 21 is in contact with the instrument body 1, and the sealing performance between the protective cover 2 and the instrument body 1 is improved through the sealing ring 21; the elastic assembly comprises a movable cavity 31 arranged in the fixed column 5, one end of the fixed column 5 close to the movable column 6 is communicated with the movable cavity 31 through a through hole 32, one end of the movable column 6 penetrates through the through hole 32, one end of the movable column 6 is fixedly connected with a limiting disc 33 positioned in the movable cavity 31, and a fourth spring 34 positioned between the through hole 32 and the limiting disc 33 is sleeved outside the movable column 6; a second movable hole 35 is formed in the inner wall of the top end of the movable cavity 31, a second threaded column 36 is arranged in the second movable hole 35, the bottom end of the second threaded column 36 is fixedly connected with the limiting disc 33, a second nut 30 located at the top end of the fixed column 5 is sleeved outside the second threaded column 36, and the second nut 30 is in threaded connection with the second threaded column 36; a pull ring 19 is fixedly connected to the middle position of the top end of the instrument body 1; the bottom end of the instrument body 1 is fixedly connected with a non-slip mat 20, and the non-slip mat 20 increases the friction between the instrument body 1 and the ground.

It should be noted that, the invention is a protection mechanism for an instrument, when in use, an instrument dial of an instrument body 1 is protected by a protection cover 2, dust is prevented from attaching to the instrument dial, meanwhile, the risk of knocking the instrument dial is reduced, when the protection cover 2 needs to be opened so as to operate the instrument dial of the instrument body 1, the protection cover 2 is pulled to move away from the instrument body 1, the distance between the protection cover 2 and the instrument body 1 is increased, the protection cover 2 is conveniently driven to rotate, so that a movable column 6 moves away from a fixed column 5, the length of the movable column 6 in a movable cavity 31 is reduced, further a limit disc 33 drives a fourth spring 34 to be in a compressed state, after adjustment is completed, a second nut 30 is rotated so that the second nut 30 is tightly attached to the fixed column 5, and the position of the limit disc 33 at the moment is limited by the second nut 30, then the position of the protective cover 2 is fixed, the pressing ring 10 is pushed to move away from the limit gear 9, the limit ring 14 is separated from the limit gear 9, the limit relation between the limit gear 9 and the limit ring 14 is released, the length of the limiting column 12 in the groove 11 is increased, the first spring 13 is in a compressed state, when the limit ring 14 is separated from the limit gear 9, the first nut 18 is rotated, the first nut 18 is made to cling to the limit clamping plate 15, the position of the pressing ring 10 is fixed through the first nut 18, the protective cover 2 is further rotated, the protective cover 2 rotates by taking the fixed shaft 3 as a rotating shaft, the protective cover 2 is moved to the lower part of the instrument body 1, the instrument body 1 is supported through the protective cover 2, meanwhile, the inclination angle of the protective cover 2 relative to the instrument body 1 is adjusted, and then the instrument dial of the instrument body 1 directly faces a user, the observation and the use of a user are convenient, the convenience is improved, after the adjustment is finished, the first nut 18 is rotated to enable the first nut 18 to move away from the limiting clamping plate 15, the first spring 13 drives the pressing ring 10 to move away from the movable ring 4, the limiting ring 14 moves to the outside of the limiting gear 9, the position of the movable ring 4 relative to the fixed shaft 3 is fixed through the matching of the limiting ring 14 and the pull ring 19, the inclination angle of the protective cover 2 and the instrument body 1 is limited, when one side of the protective cover 2 is contacted with the ground, the gravity of the whole device drives one end of the pressing column 25 to move to a position flush with one side of the protective cover 2, the third spring 26 is in a stretching state, the pressing column 25 drives the control clamping plate 27 to move away from the movable plate 23, the clamping block 29 is separated from the clamping groove 28, and the fixed relation between the movable plate 23 and the control clamping plate 27 is released, and then the second spring 24 drives the two movable plates 23 to move away from each other, and further the two support plates 8 move away from the protective cover 2, so that the support surface of the whole device is increased, and further the stability of the whole device is improved, when the instrument body 1 is not required to be used, the support plates 8 are driven to move towards the protective cover 2, so that the clamping grooves 28 are positioned below the clamping blocks 29, and further the instrument body 1 is lifted, so that the protective cover 2 is separated from the ground, and further the third spring 26 drives the control clamping plate 27 to move towards the movable plate 23, so that the clamping blocks 29 are clamped into the clamping grooves 28, and similarly, the limit relationship between the fixed shaft 3 and the movable ring 4 is released, the protective cover 2 is driven to move to one side of the instrument dial of the instrument body 1, and further the second nut 30 is rotated, so that the second nut 30 does not contact with the fixed column 5, the limit on the position of the limiting plate 33 is released, and further the fourth spring 34 drives the protective cover 2 to move towards the instrument body 1, make protective cover 2 hug closely with instrument and meter body 1 through sealing washer 21 for protective cover 2 initial position that resets, and then the position relation between spacing fixed axle 3 and the activity ring 4 once more, can make whole device initial position that resets.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Protection mechanism for instrument, its characterized in that: including instrument and meter body (1), one side of instrument and meter body (1) is equipped with protective cover (2), protective cover (2) is one side open-ended cavity structure, the both sides fixedly connected with fixed axle (3) of instrument and meter body (1), the one end fixedly connected with limit gear (9) of instrument and meter body (1) are kept away from to fixed axle (3), the outside cover of fixed axle (3) is equipped with loose ring (4), loose ring (4) is connected through spacing subassembly with limit gear (9), one side fixedly connected with fixed column (5) of loose ring (4), the one end that fixed column (5) are close to protective cover (2) is equipped with movable post (6), fixed column (5) and movable post (6) are connected through elastic component, the one end and protective cover (2) of movable post (6) are connected through connecting block (7), the top and the bottom of protective cover (2) all are equipped with backup pad (8), two backup pad (8) are connected through control assembly with protective cover (2), spacing subassembly is equipped with outside pressing ring (10) of fixed axle (3) including the cover, just pressing ring (10) are located the one side that instrument and meter body (1) was kept away from to activity ring (4), the outside cover of stop gear (9) is equipped with spacing ring (14), just be equipped with in spacing ring (14) with stop gear (9) matched with teeth of a cogwheel, one side of spacing ring (14) and one side fixed connection of pressing ring (10), two recess (11) have been seted up to one side that activity ring (4) are close to pressing ring (10), be equipped with spacing post (12) in recess (11), the one end of spacing post (12) is connected through first spring (13) with one side inner wall of recess (11), the other end of the limiting column (12) is fixedly connected with one side of the pressing ring (10), the top end of the movable ring (4) is fixedly connected with the limiting clamping plate (15), one side of the limiting clamping plate (15) extends to the top end of the pressing ring (10), a first movable hole (16) is formed in the top end of the limiting clamping plate (15), a first threaded column (17) is arranged in the first movable hole (16), the bottom end of the first threaded column (17) is fixedly connected with the pressing ring (10), a first nut (18) located at the top end of the limiting clamping plate (15) is sleeved outside the first threaded column (17), the first threaded column (17) is in threaded connection with the first nut (18), the control assembly comprises rectangular holes (22) formed in the top end and the bottom end of the protective cover (2), and a movable plate (23) is arranged in the rectangular hole (22), one side of fly leaf (23) and one side fixed connection of backup pad (8), two one side that fly leaf (23) are close to mutually is connected through a plurality of second springs (24), two be equipped with two between fly leaf (23) and press post (25) that are located protective cover (2), press the one end of post (25) to run through protective cover (2), just the one end of pressing post (25) extends to the outside of protective cover (2), press the other end of post (25) and be located control cardboard (27) in protective cover (2) and be connected, just fly leaf (23) are located between control cardboard (27) and protective cover (2), the outside cover of pressing post (25) is equipped with third spring (26) that are located between protective cover (2) and control cardboard (27), the both ends of third spring (26) respectively with protective cover (2) and control cardboard (27) fixed connection, two clamping blocks (29) are fixedly connected to one side of the control clamping plate (27), clamping grooves (28) matched with the clamping blocks (29) are formed in one side of the movable plate (23), and the clamping blocks (29) are located in the clamping grooves (28).

2. A guard mechanism for an instrument according to claim 1, wherein: protective cover (2) are close to one side fixedly connected with sealing washer (21) of instrument and meter body (1), just sealing washer (21) contact with instrument and meter body (1).

3. A guard mechanism for an instrument according to claim 1, wherein: elastic component is including offering activity cavity (31) in fixed column (5), the one end that fixed column (5) are close to activity post (6) is through-hole (32) intercommunication with activity cavity (31), the one end of activity post (6) runs through-hole (32), just the one end of activity post (6) with be located activity cavity (31) spacing dish (33) fixed connection, the outside cover of activity post (6) is equipped with fourth spring (34) that are located between through-hole (32) and spacing dish (33).

4. A guard mechanism for an instrument according to claim 3, wherein: the top end inner wall of the movable cavity (31) is provided with a second movable hole (35), a second threaded column (36) is arranged in the second movable hole (35), the bottom end of the second threaded column (36) is fixedly connected with the limiting disc (33), a second nut (30) located at the top end of the fixed column (5) is sleeved outside the second threaded column (36), and the second nut (30) is connected with the second threaded column (36) in a threaded mode.

5. A guard mechanism for an instrument according to claim 1, wherein: the instrument body (1) is fixedly connected with a pull ring (19) at the middle position of the top end.

6. A guard mechanism for an instrument according to claim 1, wherein: the bottom end of the instrument body (1) is fixedly connected with an anti-slip pad (20).