CN113155355A - Dustproof device for industrial production use pressure instrument - Google Patents
Dustproof device for industrial production use pressure instrument Download PDFInfo
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- CN113155355A CN113155355A CN202110560008.3A CN202110560008A CN113155355A CN 113155355 A CN113155355 A CN 113155355A CN 202110560008 A CN202110560008 A CN 202110560008A CN 113155355 A CN113155355 A CN 113155355A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/14—Housings
- G01L19/142—Multiple part housings
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Abstract
The invention relates to the technical field of instruments and discloses a dustproof device for a pressure instrument used in industrial production, which comprises a first shell, wherein the first shell is movably connected with a first rotary table, the outer part of the first rotary table is movably connected with a movable rack, a transmission gear is meshed with the outer part of the movable rack, and the outer part of the transmission gear is movably connected with a connecting rod assembly; under the interact between all structures through this device, can be so that when the pressure instrument is not using, this device can carry out the operation of packing up of pressure instrument automatically, just so can avoid the surface adhesion a large amount of dust of pressure instrument, thereby just can make the reading of pressure instrument more accurate, and like this can also reduce the dust volume that gets into the pressure instrument inside, thereby just can reduce the degree of wear of instrument internals, the incident of the interior electronic component short circuit of instrument still can be avoided taking place like this simultaneously, and then just also can avoid causing the damage of pressure instrument.
Description
Technical Field
The invention relates to the technical field of instruments, in particular to a dustproof device for a pressure instrument used in industrial production.
Background
Pressure meters are instruments used to measure the pressure of gases, liquids and vapors, which are then converted into a current signal for output. In the process of industrial control and technical measurement, because the elastic sensitive element of the pressure instrument has the characteristics of strong mechanical strength, convenient production and the like, the pressure instrument is widely applied in industrial production, but the existing pressure instrument still has more problems in the use process, for example, the existing pressure instrument is often exposed in the air when not used, so that dust in the air is easily attached to the surface of the pressure instrument, the reading of the pressure instrument is influenced, meanwhile, when the dust enters the inside of the instrument, parts inside the instrument are abraded, and furthermore, when the dust falls into the inside of the instrument, the short circuit of electronic elements can be caused, the instrument is damaged, and unnecessary loss is caused to manufacturers.
Therefore, in order to solve these problems, a dust-proof device for pressure meters for industrial production is needed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the dustproof device for the pressure instrument used in industrial production, which has the advantages of automatic instrument retraction operation when the instrument is not used, dustproof function and better dustproof effect, and solves the problems that the existing pressure instrument is often exposed in the air when not used, so that dust in the air is easily attached to the surface of the pressure instrument, the reading of the pressure instrument is influenced, parts in the instrument are abraded when the dust enters the instrument, and in addition, short circuit of electronic elements can be caused when the dust falls into the instrument, the instrument is damaged, and unnecessary loss is caused to manufacturers.
(II) technical scheme
In order to achieve the purposes of automatically carrying out the retracting operation of the instrument when the instrument is not used, having a dustproof function and having a better dustproof effect, the invention provides the following technical scheme: a dustproof device for a pressure instrument used in industrial production comprises a first shell, wherein a first rotary table is movably connected inside the first shell, a moving rack is movably connected outside the first rotary table, a transmission gear is meshed outside the moving rack, a connecting rod assembly is movably connected outside the transmission gear, a cover plate is movably connected outside the connecting rod assembly, a fixed spring is fixedly connected inside the first shell, a pressing block is fixedly connected outside the fixed spring, a contact piece is fixedly connected outside the pressing block, an electromagnetic assembly is fixedly connected inside the first shell, a first rotary rod is movably connected inside the first shell, an annular electromagnet is fixedly connected outside the first rotary rod, an expansion spring is fixedly connected outside the annular electromagnet, a first magnet is fixedly connected outside the expansion spring, a stop rod is fixedly connected outside the first magnet, and a threaded rod is movably connected outside the first rotary rod, the inboard fixedly connected with dog of threaded rod, the inboard fixedly connected with clockwork spring of threaded rod, the outside sliding connection of threaded rod has the backup pad.
Preferably, the outside swing joint of carousel one has the slider, the spout has been seted up on the surface of removal rack, the specification of spout and the specification phase-match of slider, link assembly is mainly by carousel two, connecting rod one, connecting rod two, connecting rod three, connecting rod four, the telescopic link, the baffle is constituteed, two fixed connection of carousel are in drive gear's outside, connecting rod one fixed connection is in the outside of carousel two, two swing joint of connecting rod are in the outside of connecting rod one, the one end swing joint of connecting rod three is in the outside of connecting rod two, its other end swing joint is in the outside of apron, three fixed connection of connecting rod are in the outside of carousel two, the one end swing joint of connecting rod four is in the outside of connecting rod three, its other end swing joint is in the outside of baffle, telescopic link fixed connection is in the inside of shell one, baffle fixed connection is in the outside of telescopic link.
Preferably, the pressing block corresponds to the movable rack in position and is matched with the movable rack in specification, the number of the contact pieces is two, one contact piece is fixedly connected to the inside of the first shell, the other contact piece is fixedly connected to the outside of the pressing block, and the two contact pieces correspond to the movable rack in position and are matched in specification.
Preferably, the electromagnetic component mainly comprises the N utmost point, the S utmost point, the movable rod, supporting spring, the bar copper, the insulating casing, insulating casing fixed connection is in the inside of shell one, the equal fixed connection of N utmost point and the S utmost point is in the inside of insulating casing, bar copper swing joint is in the inside of insulating casing, movable rod fixed connection is in the outside of bar copper, supporting spring' S one end fixed connection is in the outside of movable rod, its other end fixed connection is in the outside of insulating casing, the specification homogeneous phase matching and the position homogeneous phase of the N utmost point, the S utmost point and bar copper correspond.
Preferably, the annular electromagnet corresponds to the first magnet in position and is matched with the first magnet in specification, the polarity of the annular electromagnet after being electrified is the same as that of the first magnet, a blocking groove is formed between every two blocking blocks, and the specification of the blocking groove is matched with that of the blocking rod.
Preferably, one end of the clockwork spring is fixedly connected to the inner side of the threaded rod, the other end of the clockwork spring is fixedly connected to the inner portion of the first shell, the inner portion of the first shell is movably connected with a movable spring, one end of the movable spring is fixedly connected to the inner portion of the first shell, the other end of the movable spring is movably connected to the outer portion of the supporting plate, and an instrument is fixedly connected to the outer portion of the supporting plate.
Preferably, the inner side of the first rotating disc is fixedly connected with a second rotating rod, the second rotating rod and the first rotating rod are electrically connected with a driving power supply, the annular electromagnet is electrically connected with an external power supply, and the driving power supply, the external power supply, the copper bar and the contact piece are electrically connected with the driving power supply.
(III) advantageous effects
Compared with the prior art, the invention provides the dustproof device for the pressure instrument used in industrial production, which has the following beneficial effects:
1. this dust keeper to industrial production use pressure instrument, through under the interact between all structures of this device, can be so that when pressure instrument is not using, this device can carry out the operation of packing up of pressure instrument automatically, just so can avoid the surface attachment a large amount of dust of pressure instrument, thereby just can make the reading of pressure instrument more accurate, and can also reduce the dust volume that gets into the pressure instrument inside like this, thereby just can reduce the degree of wear of instrument internals, the incident of electronic component short circuit in the instrument still can be avoided taking place like this to the while, and then just also can avoid causing the damage of pressure instrument.
2. This dust keeper to industrial production use pressure instrument, through apron, bull stick one, annular electromagnet, expanding spring, magnet one, pin, threaded rod, dog, clockwork spring, under the interact between the backup pad, can make when pressure instrument is packed up, this device can carry out closing of apron and the operation of packing up of backup pad automatically, just so can make the dustproof effect of this device better to just also can avoid causing the damage of instrument, and then will avoid causing the loss for people.
Drawings
FIG. 1 is a schematic view of the present invention in partial cross section;
FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is a schematic view of the connection relationship between the first casing, the cover plate, the first rotating rod, the annular electromagnet, the expansion spring, the first magnet, the stop lever, the threaded rod, the stop block, the spiral spring and the support plate;
FIG. 5 is a schematic view of the connection relationship between the first rotating rod, the annular electromagnet, the extension spring, the first magnet, the stop lever, the threaded rod, the stop block and the spring.
In the figure: 1. a first shell; 2. a first rotating disc; 3. moving the rack; 4. a transmission gear; 5. a connecting rod assembly; 6. a cover plate; 7. fixing the spring; 8. briquetting; 9. a contact piece; 10. an electromagnetic assembly; 11. a first rotating rod; 12. an annular electromagnet; 13. a tension spring; 14. a magnet I; 15. a stop lever; 16. a threaded rod; 17. a stopper; 18. a clockwork spring; 19. and a support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a dust-proof device for a pressure instrument used in industrial production comprises a housing I1, a turntable I2 is movably connected inside the housing I1, a movable rack 3 is movably connected outside the turntable I2, a transmission gear 4 is meshed outside the movable rack 3, a connecting rod assembly 5 is movably connected outside the transmission gear 4, a cover plate 6 is movably connected outside the connecting rod assembly 5, a slider is movably connected outside the turntable I2, a chute is formed in the surface of the movable rack 3, the specification of the chute is matched with that of the slider, the connecting rod assembly 5 mainly comprises a turntable II, a connecting rod I, a connecting rod II, a connecting rod III, a connecting rod IV, a telescopic rod and a baffle plate, the turntable II is fixedly connected outside the transmission gear 4, the connecting rod I is fixedly connected outside the turntable II, the connecting rod II is movably connected outside the connecting rod I, one end of the connecting rod III is movably connected outside the connecting rod II, the other end of the connecting rod III is movably connected to the outer portion of the cover plate 6, the connecting rod III is fixedly connected to the outer portion of the rotary plate II, one end of the connecting rod IV is movably connected to the outer portion of the connecting rod III, the other end of the connecting rod IV is movably connected to the outer portion of the baffle plate, the telescopic rod is fixedly connected to the inner portion of the shell I1, and the baffle plate is fixedly connected to the outer portion of the telescopic rod.
The inside fixedly connected with fixed spring 7 of shell 1, the outside fixedly connected with briquetting 8 of fixed spring 7, the outside fixedly connected with contact 9 of briquetting 8, briquetting 8 and the corresponding and specification phase-match in position that removes rack 3 to contact 9 has two, and 9 fixed connection of one of them contact is in the inside of shell 1, and another contact 9 fixed connection is in the outside of briquetting 8, and two contact 9's the corresponding and specification phase-match in position.
The inside fixedly connected with electromagnetic component 10 of shell 1, electromagnetic component 10 is mainly by the N utmost point, the S utmost point, the movable rod, supporting spring, the bar copper, the insulating casing is constituteed, insulating casing fixed connection is in the inside of shell 1, the equal fixed connection of N utmost point and S utmost point is in the inside of insulating casing, bar copper swing joint is in the inside of insulating casing, movable rod fixed connection is in the outside of bar copper, supporting spring' S one end fixed connection is in the outside of movable rod, its other end fixed connection is in the outside of insulating casing, the N utmost point, the S utmost point matches and the position homogeneous phase corresponds with the specification homogeneous phase of bar copper.
The inside swing joint of shell 1 has bull stick one 11, the outside fixedly connected with annular electromagnet 12 of bull stick one 11, the inboard fixedly connected with bull stick two of carousel one 2, and bull stick two, bull stick one 11 all are connected with drive power supply electricity, and annular electromagnet 12 is connected with external power supply electricity, and drive power supply, external power supply, bar copper, contact 9 all are connected with drive power supply electricity.
The outside fixedly connected with expanding spring 13 of annular electromagnet 12, the outside fixedly connected with magnet 14 of expanding spring 13, the outside fixedly connected with pin 15 of magnet 14, the outside swing joint of bull stick 11 has threaded rod 16, the inboard fixedly connected with dog 17 of threaded rod 16, annular electromagnet 12 is corresponding and the specification phase-match with the position of magnet 14, the polarity after annular electromagnet 12 circular telegram is the same with the polarity of magnet 14, and form a fender groove between per two dog 17, the specification of fender groove and the specification phase-match of pin 15.
The inner side of the threaded rod 16 is fixedly connected with a clockwork spring 18, the outer part of the threaded rod 16 is connected with a supporting plate 19 in a sliding manner, one end of the clockwork spring 18 is fixedly connected to the inner side of the threaded rod 16, the other end of the clockwork spring 18 is fixedly connected to the inner part of the first shell 1, the inner part of the first shell 1 is movably connected with a movable spring, one end of the movable spring is fixedly connected to the inner part of the first shell 1, the other end of the movable spring is movably connected to the outer part of the supporting plate 19, and the outer part of the supporting plate 19 is fixedly connected with an instrument, and when the pressure instrument is folded, the device can automatically close the cover plate 6 and fold the supporting plate 19 under the interaction among the cover plate 6, the first rotating rod 11, the annular electromagnet 12, the telescopic spring 13, the first magnet 14, the stop lever 15, the threaded rod 16, the stop 17, the clockwork spring 18 and the supporting plate 19, so that the dustproof effect of the device is better, therefore, the damage to the instrument can be avoided, and the loss to people can be avoided; under the interact between all structures through this device, can be so that when the pressure instrument is not using, this device can carry out the operation of packing up of pressure instrument automatically, just so can avoid the surface adhesion a large amount of dust of pressure instrument, thereby just can make the reading of pressure instrument more accurate, and like this can also reduce the dust volume that gets into the pressure instrument inside, thereby just can reduce the degree of wear of instrument internals, the incident of the interior electronic component short circuit of instrument still can be avoided taking place like this simultaneously, and then just also can avoid causing the damage of pressure instrument.
The working principle is as follows: when the device starts to be started, an operator controls an external power supply to supply power to the annular electromagnet 12 through the control center, and because the polarity of the electrified annular electromagnet 12 is the same as that of the first magnet 14, the first magnet 14 is repelled and moves after the annular electromagnet 12 is electrified, the first magnet 14 moves to drive the stop lever 15 to move, and therefore the stop lever 15 and the stop groove are clamped with each other; meanwhile, an operator controls a driving power supply to drive a first rotating rod 11 to rotate through a control center, the first rotating rod 11 rotates to drive an annular electromagnet 12 to rotate, the annular electromagnet 12 rotates to drive a first magnet 14 to rotate, the first magnet 14 rotates to drive a stop lever 15 to rotate, under the action of a stop groove, the stop lever 15 rotates to drive a threaded rod 16 to rotate, the threaded rod 16 rotates to drive a supporting plate 19 to move upwards, and the supporting plate 19 moves to drive an instrument to move.
Meanwhile, an operator controls a driving power supply to drive a rotating rod II to rotate through a control center, the rotating rod II drives a rotating disc I2 to rotate, the rotating disc I2 rotates to drive a sliding block to move, the sliding block moves to drive a moving rack 3 to move under the action of a sliding groove, the moving rack 3 moves to drive a transmission gear 4 to rotate, the transmission gear 4 rotates to drive the rotating disc II to rotate, the rotating disc II rotates to drive a connecting rod I to move, the connecting rod I moves to drive a connecting rod II to move, the connecting rod II moves to drive a cover plate 6 to open, the rotating disc II rotates to drive a connecting rod III to move, the connecting rod III moves to drive a connecting rod IV, and the connecting rod IV moves to drive a baffle to move upwards; when the movable rack 3 moves to the position corresponding to the electromagnetic assembly 10, the movable rod is extruded by the movable rack 3 and moves, the movable rod moves to drive the copper bar to cut magnetic induction lines between the N pole and the S pole, so that induced current is generated inside the copper bar, and the control center senses the current change to control the driving power supply to stop driving the first rotating rod 11 and the second rotating rod.
After the instrument is used, an operator controls an external power supply to stop supplying power to the annular electromagnet 12 through the control center, after the annular electromagnet 12 is powered off, the first magnet 14 attracts the annular electromagnet 12 to move, the first magnet 14 moves to drive the stop lever 15 to move, so that the stop lever 15 is not clamped with the stop groove, at the moment, under the action of the clockwork spring 18, the threaded rod 16 is reset, the supporting plate 19 is reset, and the instrument is folded; meanwhile, an operator controls the driving power supply to drive the second rotating rod to rotate through the control center, the cover plate 6 can be closed in the same way, when the moving rack 3 moves to the position corresponding to the pressing block 8, the pressing block 8 can be extruded by the moving rack 3 and moves, the pressing block 8 moves to drive the movable contact piece 9 to move, and when the two contact pieces 9 are in contact with each other, the control center can be controlled to control the driving power supply to stop driving the second rotating rod.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a dust keeper to industrial production use pressure instrument, includes shell one (1), its characterized in that: the inner part of the first shell (1) is movably connected with a first rotating disc (2), the outer part of the first rotating disc (2) is movably connected with a movable rack (3), a transmission gear (4) is meshed with the outer part of the movable rack (3), a connecting rod assembly (5) is movably connected with the outer part of the transmission gear (4), a cover plate (6) is movably connected with the outer part of the connecting rod assembly (5), a fixed spring (7) is fixedly connected with the inner part of the first shell (1), a pressing block (8) is fixedly connected with the outer part of the fixed spring (7), a contact sheet (9) is fixedly connected with the outer part of the pressing block (8), an electromagnetic assembly (10) is fixedly connected with the inner part of the first shell (1), a first rotating rod (11) is movably connected with the inner part of the first shell (1), an annular electromagnet (12) is fixedly connected with the outer part of the first rotating rod (11), and a telescopic spring (13) is fixedly connected with the outer part of the annular electromagnet (12), the outer fixed connection of expanding spring (13) has magnet (14), the outer fixed connection of magnet (14) has pin (15), the outside swing joint of bull stick (11) has threaded rod (16), the inboard fixedly connected with dog (17) of threaded rod (16), the inboard fixedly connected with clockwork spring (18) of threaded rod (16), the outside sliding connection of threaded rod (16) has backup pad (19).
2. The dust-proof device for the pressure instrument used in industrial production according to claim 1, wherein: the outside swing joint of carousel (2) has the slider, the spout has been seted up on the surface of removal rack (3), the specification of spout and the specification phase-match of slider, link assembly (5) are mainly by carousel two, connecting rod one, connecting rod two, connecting rod three, connecting rod four, the telescopic link, the baffle is constituteed, two fixed connection of carousel are in the outside of drive gear (4), connecting rod one fixed connection is in the outside of carousel two, two swing joint of connecting rod are in the outside of connecting rod one, the one end swing joint of connecting rod three is in the outside of connecting rod two, its other end swing joint is in the outside of apron (6), three fixed connection of connecting rod are in the outside of carousel two, the one end swing joint of connecting rod four is in the outside of connecting rod three, its other end swing joint is in the outside of baffle, telescopic link fixed connection is in the inside of shell (1), baffle fixed connection is in the outside of telescopic link.
3. The dust-proof device for the pressure instrument used in industrial production according to claim 1, wherein: briquetting (8) and the corresponding and specification phase-match in position of moving rack (3) to contact (9) have two, and one of them contact (9) fixed connection is in the inside of shell (1), and another contact (9) fixed connection is in the outside of briquetting (8), and the corresponding and specification phase-match in position of two contacts (9).
4. The dust-proof device for the pressure instrument used in industrial production according to claim 1, wherein: electromagnetic component (10) mainly comprise the N utmost point, the S utmost point, the movable rod, supporting spring, the bar copper, the insulating casing, insulating casing fixed connection is in the inside of shell (1), the equal fixed connection of N utmost point and S utmost point is in the inside of insulating casing, bar copper swing joint is in the inside of insulating casing, movable rod fixed connection is in the outside of bar copper, supporting spring' S one end fixed connection is in the outside of movable rod, its other end fixed connection is in the outside of insulating casing, the N utmost point, the S utmost point matches and the position homogeneous phase corresponds with the specification homogeneous phase of bar copper.
5. The dust-proof device for the pressure instrument used in industrial production according to claim 1, wherein: the annular electromagnet (12) corresponds to the first magnet (14) in position and is matched with the first magnet in specification, a blocking groove is formed between every two blocking blocks (17), and the specification of the blocking groove is matched with that of the blocking rod (15).
6. The dust-proof device for the pressure instrument used in industrial production according to claim 1, wherein: one end fixed connection of clockwork spring (18) is in the inboard of threaded rod (16), and its other end fixed connection is in the inside of shell (1) to the inside swing joint of shell (1) has a floating spring, and the one end fixed connection of floating spring is in the inside of shell (1), and its other end swing joint is in the outside of backup pad (19), and the outside fixed connection of backup pad (19) has the instrument.
7. The dust-proof device for the pressure instrument used in industrial production according to claim 1, wherein: the inner side of the first rotating disc (2) is fixedly connected with a second rotating rod, the second rotating rod and the first rotating rod (11) are electrically connected with a driving power supply, the annular electromagnet (12) is electrically connected with an external power supply, and the driving power supply, the external power supply, the copper rod and the contact piece (9) are electrically connected with the driving power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110560008.3A CN113155355A (en) | 2021-05-21 | 2021-05-21 | Dustproof device for industrial production use pressure instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110560008.3A CN113155355A (en) | 2021-05-21 | 2021-05-21 | Dustproof device for industrial production use pressure instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113155355A true CN113155355A (en) | 2021-07-23 |
Family
ID=76877551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110560008.3A Withdrawn CN113155355A (en) | 2021-05-21 | 2021-05-21 | Dustproof device for industrial production use pressure instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113155355A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383772A (en) * | 2021-11-30 | 2022-04-22 | 安徽大学 | Intelligent pressure instrument with automatic deviation rectifying and calibrating functions |
-
2021
- 2021-05-21 CN CN202110560008.3A patent/CN113155355A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383772A (en) * | 2021-11-30 | 2022-04-22 | 安徽大学 | Intelligent pressure instrument with automatic deviation rectifying and calibrating functions |
| CN114383772B (en) * | 2021-11-30 | 2024-03-08 | 安徽大学 | Intelligent pressure instrument with automatic correction function |
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Application publication date: 20210723 |
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