CN219141957U - Protective device of ultrasonic liquid level meter - Google Patents

Protective device of ultrasonic liquid level meter Download PDF

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Publication number
CN219141957U
CN219141957U CN202223396054.3U CN202223396054U CN219141957U CN 219141957 U CN219141957 U CN 219141957U CN 202223396054 U CN202223396054 U CN 202223396054U CN 219141957 U CN219141957 U CN 219141957U
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China
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rotating
groove
level meter
fixedly connected
ultrasonic
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CN202223396054.3U
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Chinese (zh)
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张洪明
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Shanghai Tongbang Automation Engineering Co ltd
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Shanghai Tongbang Automation Engineering Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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Abstract

The utility model discloses a protective device of an ultrasonic liquid level meter, and particularly relates to the technical field of ultrasonic liquid level meters, which comprises an ultrasonic liquid level meter, a protective cover hinged with one side of the top of the ultrasonic liquid level meter and a transparent window positioned in the middle of the protective cover, wherein one side of the middle of the protective cover is fixedly connected with a fixed block, the other side of the top of the ultrasonic liquid level meter is symmetrically and fixedly connected with two positioning sheets, clamping grooves are formed in the outer surfaces of the two positioning sheets, a rotating cavity is formed in the fixed block, the rotating cavity is connected with a rotating sleeve through a rotating mechanism, a rotating gear is fixedly connected with the outer surface of the rotating sleeve, two moving rods are symmetrically arranged on the outer sides of the rotating gear in a sliding mode, teeth matched with the rotating gear are arranged on one sides of the two moving rods, and a first spring is fixedly arranged at one end of each of the two moving rods. The protective cover is quickly opened by a user without any tool, so that the ultrasonic liquid level meter can be operated conveniently.

Description

Protective device of ultrasonic liquid level meter
Technical Field
The utility model relates to the technical field of ultrasonic liquid level meters, in particular to a protective device of an ultrasonic liquid level meter.
Background
The ultrasonic level meter is a digital level meter controlled by a microprocessor. In the measurement, ultrasonic pulses are emitted by a sensor (transducer), sound waves are received by the same sensor after being reflected by the surface of the liquid, the sound waves are converted into electric signals through a piezoelectric crystal, and the distance from the sensor to the surface of the liquid to be measured is calculated from the time between the emission and the reception of the sound waves. As non-contact measurement is adopted, the measured medium is almost unlimited, and can be widely used for measuring the heights of various liquid and solid materials.
At present in ultrasonic level meter use, because display screen and button part expose in the air always, damage easily, some ultrasonic level meter has adopted protector, namely the protective cover, and be provided with transparent window at the middle part of protective cover, so that use and look over the reading of ultrasonic level meter display screen, this protective cover is generally articulated with ultrasonic level meter one side, the opposite side is screwed in through the screw, when needs are operated ultrasonic level meter, need unscrew the screw, then control the button, nevertheless each time operation all needs instrument such as screwdriver, complex operation, and do not open the protective cover, for this we propose the protector of ultrasonic level meter.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the protective device of the ultrasonic liquid level meter, and the protective cover can be opened quickly, so that the operation is simplified, and meanwhile, no tool is needed.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a protector of ultrasonic wave level gauge, includes ultrasonic wave level gauge, with the articulated protective cover in one side at ultrasonic wave level gauge top and be located the transparent window at protective cover middle part, one side fixedly connected with fixed block at protective cover middle part, the opposite side symmetry fixedly connected with two spacer at ultrasonic wave level gauge top, and the draw-in groove has all been seted up to the surface of two spacer, the rotation chamber has been seted up to the inside of fixed block, the rotation chamber is connected with the rotation sleeve pipe through slewing mechanism, the outer fixedly connected with rotation gear of rotation sleeve pipe, the outside symmetry slip of rotation gear is provided with two movable rods, and one side that two movable rods are close to each other all is provided with the tooth with rotation gear looks adaptation, the one end of two movable rods is all fixed and is provided with first spring, the other end and the inside grafting of corresponding draw-in groove of every movable rod, the inside of rotation sleeve pipe is provided with the elastic expansion link, and the one end of elastic expansion link is provided with the stirring piece, the elastic expansion link can realize the expansion.
As a preferable technical scheme of the utility model, the elastic telescopic rod consists of a square moving block which is in sliding connection with the inside of the rotating sleeve, a movable rod which is fixedly connected with the middle part of the square moving block, and a second spring which is sleeved on the outer surface of the movable rod, wherein the movable rod penetrates through one end of the rotating sleeve to be fixedly connected with the side edge of the poking block, and the middle part of the poking block is provided with a through groove.
As a preferable technical scheme of the utility model, the cross section of the square moving block and the cross section of the inside of the rotating sleeve are square, and the cross section size of the square moving block is matched with the cross section size of the inside of the rotating sleeve.
As a preferable technical scheme of the utility model, one side of the middle part of the rotating cavity is provided with a round groove, and one side of the top of the round groove is provided with a groove.
As a preferable technical scheme of the utility model, the rotating mechanism comprises a rotating groove which is arranged on the other side of the middle part of the rotating cavity, a rotating ring which is rotationally connected with the inside of the rotating groove, and the inside of the rotating ring is fixedly connected with the end part of the rotating sleeve.
As a preferable technical scheme of the utility model, the two positioning sheets are symmetrically distributed on two sides of the fixed block respectively.
As a preferable technical scheme of the utility model, when the stirring block is positioned in the groove, the through groove on the stirring block is still exposed outside the groove.
Compared with the prior art, the utility model has the following beneficial effects:
1. through pulling the stirring block, the stirring block drives the elastic telescopic rod to stretch out, then the stirring block is rotated, the stirring block drives the elastic telescopic rod to rotate, the elastic telescopic rod drives the rotating gear to rotate, the rotating gear drives the moving rod to move, the moving rod is gradually separated from the clamping groove, the first spring is compressed at the same time, then the protective cover is turned over, the protective cover is opened, keys can be used later, a worker can take the protective cover which can be opened quickly in a screw fixing mode according to the existing protective cover, a user can conveniently and quickly open the protective cover without any tool, and the ultrasonic liquid level meter can be operated conveniently;
2. when stirring the piece and reset to align with the recess again after, loosen and stir the piece, the second spring resets, drives the movable rod and resets for stir the piece and retract in the recess, stir the piece and can be spacing this moment, can't make through stirring the piece rotate the gear, also be difficult to make movable rod and draw-in groove separation, have good mistake and prevent bumping the nature, avoid the unexpected protective cover of opening of user, thereby make the protective cover unable display screen and the button play the guard action on the ultrasonic liquid level meter.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present utility model.
Fig. 3 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present utility model.
Fig. 4 is a schematic diagram showing the internal front view of the fixing block of the present utility model.
Fig. 5 is a schematic diagram showing the internal side view of the fixing block of the present utility model.
Wherein: 1. an ultrasonic liquid level meter; 2. a protective cover; 3. a transparent window; 4. a fixed block; 5. a positioning sheet; 6. a clamping groove; 7. a rotating chamber; 8. rotating the gear; 9. rotating the sleeve; 10. a moving rod; 11. a first spring; 12. teeth; 13. square moving block; 14. a movable rod; 15. a second spring; 16. a circular groove; 17. a poking block; 18. a through groove; 19. a groove; 20. a rotating groove; 21. and rotating the ring.
Detailed Description
As shown in fig. 1-5, a protection device of an ultrasonic liquid level meter comprises an ultrasonic liquid level meter 1, a protection cover 2 hinged with one side of the top of the ultrasonic liquid level meter 1 and a transparent window 3 positioned in the middle of the protection cover 2, wherein one side of the middle of the protection cover 2 is fixedly connected with a fixed block 4, the other side of the top of the ultrasonic liquid level meter 1 is symmetrically and fixedly connected with two positioning sheets 5, the outer surfaces of the two positioning sheets 5 are both provided with clamping grooves 6, a rotating cavity 7 is formed in the fixed block 4, the rotating cavity 7 is connected with a rotating sleeve 9 through a rotating mechanism, the outer surface of the rotating sleeve 9 is fixedly connected with a rotating gear 8, two moving rods 10 are symmetrically and slidingly arranged on the outer side of the rotating gear 8, teeth 12 matched with the rotating gear 8 are respectively arranged on one sides of the two moving rods 10, one end of each moving rod 10 is fixedly provided with a first spring 11, the other end of each moving rod 10 is spliced with the inner part of the corresponding clamping groove 6, an elastic telescopic rod is arranged in the rotating sleeve 9, one end of the elastic telescopic rod is provided with a poking block 17, and the elastic telescopic rod can be realized; the two positioning sheets 5 are symmetrically distributed on the two sides of the fixed block 4 respectively; when the protective cover 2 is required to be opened and the keys on the ultrasonic liquid level meter 1 are operated, the poking block 17 is pulled, the poking block 17 drives the elastic telescopic rod to stretch out, then the poking block 17 is rotated, the poking block 17 drives the elastic telescopic rod to rotate, the elastic telescopic rod drives the rotating gear 8 to rotate, as the rotating gear 8 is respectively meshed with the teeth 12 on the two moving rods 10, the rotating gear 8 drives the moving rods 10 to move, the moving rods 10 are gradually separated from the clamping grooves 6, the first springs 11 are compressed simultaneously, then the protective cover 2 is turned over, the protective cover 2 is opened, then the keys can be used, a worker can take the protective cover 2 which can be opened quickly in a screw fixing mode according to the existing protective cover 2, the protective cover 2 is opened quickly by a user without any tool, and the ultrasonic liquid level meter 1 is convenient to operate.
The elastic telescopic rod consists of a square moving block 13 which is in sliding connection with the inside of the rotating sleeve 9, a movable rod 14 which is fixedly connected with the middle part of the square moving block 13, and a second spring 15 which is sleeved on the outer surface of the movable rod 14, wherein the movable rod 14 penetrates through one end of the rotating sleeve 9 to be fixedly connected with the side edge of a poking block 17, and a through groove 18 is formed in the middle part of the poking block 17; a round groove 16 is formed in one side of the middle part of the rotating cavity 7, and a groove 19 is formed in one side of the top of the round groove 16; when the toggle block 17 is pulled outwards, the specific working state of the elastic telescopic rod is as follows: the poking block 17 drives the movable rod 14 to move, so that the square moving block 13 moves along the inside of the rotating sleeve 9, the second spring 15 is compressed, the poking block 17 is pulled out of the groove 19 smoothly, then the poking block 17 can be rotated, after the poking block 17 is reset to be aligned with the groove 19 again in the later period, the poking block 17 is loosened, the second spring 15 is reset, the movable rod 14 is driven to reset, the poking block 17 is retracted into the groove 19, at the moment, the poking block 17 can be limited, the rotating gear 8 cannot be rotated through the poking block 17, the movable rod 10 is difficult to separate from the clamping groove 6, the anti-misoperation performance is good, the protective cover 2 is prevented from being accidentally opened by a user, and the protective cover 2 cannot play a protective role on a display screen and keys on the ultrasonic liquid level meter 1.
When the poking block 17 is positioned in the groove 19, the through groove 18 on the poking block 17 is still exposed outside the groove 19; when the poking block 17 is positioned in the groove 19, the through groove 18 on the poking block 17 can be embedded by nails or sharp objects, so that the poking block 17 can be pulled outwards in the later period, and the poking block 17 can be rotated conveniently.
The cross section of the square moving block 13 and the cross section of the inside of the rotating sleeve 9 are square, and the cross section size of the square moving block 13 is matched with the cross section size of the inside of the rotating sleeve 9; the square moving block 13 and the rotating sleeve 9 are arranged inside the square moving block, so that the square moving block 13 and the rotating sleeve 9 can be limited mutually, and when the poking block 17 drives the movable rod 14 to rotate, the movable rod 14 enables the square moving block 13 to drive the rotating sleeve 9 to rotate.
The rotating mechanism comprises a rotating groove 20 which is arranged on the other side of the middle part of the rotating cavity 7, a rotating ring 21 which is rotationally connected with the inside of the rotating groove 20, and the inside of the rotating ring 21 is fixedly connected with the end part of the rotating sleeve 9; when the rotary gear 8 rotates, the rotary ring 21 is driven to rotate along the inside of the rotary groove 20, so that the rotation of the rotary gear 8 is conveniently and smoothly realized.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above", "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "under" and "beneath" the second feature includes the first feature being directly under and obliquely under the second feature, or simply means that the first feature is less horizontal than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a protector of ultrasonic wave level gauge, is applied to the ultrasonic wave level gauge for protect the ultrasonic wave level gauge, including ultrasonic wave level gauge (1), with one side articulated protective cover (2) at ultrasonic wave level gauge (1) top and be located transparent window (3) at protective cover (2) middle part, its characterized in that: one side fixedly connected with fixed block (4) at the middle part of shield cap (2), opposite side symmetry fixedly connected with two spacer (5) at ultrasonic level gauge (1) top, and draw-in groove (6) have all been seted up to the surface of two spacer (5), rotating chamber (7) have been seted up to the inside of fixed block (4), rotating chamber (7) are connected with through rotary mechanism and rotate sleeve (9), the surface fixedly connected with rotation gear (8) of rotation sleeve (9), the outside symmetry slip of rotation gear (8) is provided with two movable rods (10), and one side that two movable rods (10) are close to each other all is provided with tooth (12) with rotation gear (8) looks adaptation, the one end of two movable rods (10) is all fixed and is provided with first spring (11), the other end of every movable rod (10) is pegged graft with the inside of corresponding draw-in groove (6), the inside of rotating sleeve (9) is provided with the elastic expansion rod, and the one end of elastic expansion rod is provided with toggle piece (17), the elastic expansion rod can realize the expansion.
2. The ultrasonic level meter protector of claim 1, wherein: the elastic telescopic rod consists of a square moving block (13) which is in sliding connection with the inside of the rotating sleeve (9), a movable rod (14) which is fixedly connected with the middle part of the square moving block (13) and a second spring (15) which is sleeved on the outer surface of the movable rod (14), one end of the movable rod (14) penetrating through the rotating sleeve (9) is fixedly connected with the side edge of the poking block (17), and a through groove (18) is formed in the middle part of the poking block (17).
3. The ultrasonic level meter protector of claim 2, wherein: the cross section of the square moving block (13) and the cross section of the inside of the rotating sleeve (9) are square, and the cross section size of the square moving block (13) is matched with the cross section size of the inside of the rotating sleeve (9).
4. The ultrasonic level meter protector of claim 2, wherein: a round groove (16) is formed in one side of the middle of the rotating cavity (7), and a groove (19) is formed in one side of the top of the round groove (16).
5. The ultrasonic level meter protector of claim 1, wherein: the rotating mechanism comprises a rotating groove (20) which is arranged on the other side of the middle part of the rotating cavity (7), a rotating ring (21) which is rotationally connected with the inside of the rotating groove (20), and the inside of the rotating ring (21) is fixedly connected with the end part of the rotating sleeve (9).
6. The ultrasonic level meter protector of claim 1, wherein: the two locating sheets (5) are symmetrically distributed on two sides of the fixed block (4) respectively.
7. The ultrasonic level meter protector of claim 4, wherein: when the poking block (17) is positioned in the groove (19), the through groove (18) on the poking block (17) is still exposed outside the groove (19).
CN202223396054.3U 2022-12-19 2022-12-19 Protective device of ultrasonic liquid level meter Active CN219141957U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223396054.3U CN219141957U (en) 2022-12-19 2022-12-19 Protective device of ultrasonic liquid level meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223396054.3U CN219141957U (en) 2022-12-19 2022-12-19 Protective device of ultrasonic liquid level meter

Publications (1)

Publication Number Publication Date
CN219141957U true CN219141957U (en) 2023-06-06

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Application Number Title Priority Date Filing Date
CN202223396054.3U Active CN219141957U (en) 2022-12-19 2022-12-19 Protective device of ultrasonic liquid level meter

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CN (1) CN219141957U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117387725A (en) * 2023-10-19 2024-01-12 江苏迅创科技股份有限公司 High-precision ultrasonic liquid level meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117387725A (en) * 2023-10-19 2024-01-12 江苏迅创科技股份有限公司 High-precision ultrasonic liquid level meter
CN117387725B (en) * 2023-10-19 2024-03-22 江苏迅创科技股份有限公司 High-precision ultrasonic liquid level meter

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