CN212721861U

CN212721861U - Anti-interference device of pressure sensor

Info

Publication number: CN212721861U
Application number: CN202021938805.8U
Authority: CN
Inventors: 张晓宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-03-16
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a pressure sensor anti jamming unit, including the circle case, the top of circle case is provided with the metal covering, the opening has been seted up in the top of metal covering through, the inside fixed mounting that the top of circle case and be located the metal covering has the metal sheet. This pressure sensor anti jamming unit, through the rotation axis, the transmission structure, the threaded rod, the metal sheet, the slide bar, slide one, slide two, the driving plate, the clamp plate, go up the pressure strip, rubber layer two uses with the cooperation on rubber layer one, the installation flow between pressure sensor body and the anti jamming unit has been simplified, and then the installation degree of difficulty of pressure sensor body has been reduced, can resist the pressure sensor body on the interference unit and carry out quick operation of installing and removing, be convenient for change or maintain the pressure sensor body, it is very convenient quick to use, simultaneously, also play spacing effect from the top of pressure sensor body, and then improved the stability that presss from both sides tightly the pressure sensor body.

Description

Anti-interference device of pressure sensor

Technical Field

The utility model relates to a pressure sensor field specifically is a pressure sensor anti jamming unit.

Background

A pressure sensor is a device or apparatus that senses a pressure signal and converts the pressure signal into a usable output electrical signal according to a certain rule. A pressure sensor is usually composed of a pressure sensitive element and a signal processing unit. Pressure sensors can be classified into gauge pressure sensors, differential pressure sensors, and absolute pressure sensors according to different types of test pressures. The pressure sensor is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, relates to water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and other industries, and simply introduces the principles and the applications of some common sensors. In addition, a medical pressure sensor is arranged.

This application improves to prior art, and among the prior art, when installing pressure sensor on the interference device, its installation is comparatively loaded down with trivial details, can't realize installing and removing pressure sensor fast, and is comparatively inconvenient, and its structure is optimized inadequately, the design is reasonable inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure sensor anti jamming unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-interference device of a pressure sensor comprises a round box, wherein the top of the round box is provided with a metal cover, the top of the metal cover is provided with a through hole in a penetrating way, the top of the round box and the inner part of the metal cover are fixedly provided with a metal plate, a second slideway is arranged on both sides of the top of the metal plate in a penetrating way, a first slideway is arranged on both sides of the top of the round box in a penetrating way, a sliding rod is fixedly installed between two sides of the inner wall of the round box, threaded rods are rotatably installed on two sides of the inner wall of the round box through bearing seats, transmission plates are arranged between the two threaded rods and the sliding rod, clamping plates are fixedly installed on opposite surfaces of the two transmission plates, a pressure sensor body is arranged between the two clamping plates, the round box is provided with a rotating shaft through a bearing which is embedded in the front of the round box, and a transmission structure is arranged between the rotating shaft and the two threaded rods.

As a further aspect of the present invention: an upper pressing plate is fixedly mounted at the top of the transmission plate, and a second rubber layer is bonded and mounted on the inner surface of the upper pressing plate.

As a further aspect of the present invention: the four sides of the metal cover are fixedly provided with fixing blocks, the top of each fixing block is provided with a first threaded hole in a penetrating mode, the top of the round box is provided with a second threaded hole, and butterfly bolts matched with the first threaded holes and the second threaded holes are in threaded connection.

As a further aspect of the present invention: the number of the clamping plates is two, and the first rubber layer is arranged on the opposite surfaces of the two clamping plates in a bonding mode.

As a further aspect of the present invention: the transmission structure is composed of a driving bevel gear and two driven bevel gears, the driving bevel gear is meshed with the two driven bevel gears, and the driving bevel gear is matched with the driven bevel gears.

As a further aspect of the present invention: one side of driving plate runs through respectively and sets up a screw hole slide opening, the driving plate passes through screw hole screw rod transmission and connects, and screw hole threaded rod looks adaptation, the driving plate passes through slide opening and slide bar sliding connection, and slide bar and slide opening looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this practicality is used with the cooperation of screw hole two through butterfly bolt, fixed block, screw hole one, adopts the mode of screw thread installation to fix between circle case and the metal covering, is convenient for install and remove the operation to the metal covering, and butterfly bolt's setting, need not appurtenance, can realize installing and dismantling the butterfly bolt to bare-handed, further reduction the degree of difficulty of installing and removing between circle case and the metal covering, install and remove very convenient quick.

2. The utility model simplifies the installation process between the pressure sensor body and the anti-interference device by using the rotating shaft, the transmission structure, the threaded rod, the metal plate, the sliding rod, the first slideway, the second slideway, the transmission plate, the clamping plate, the upper pressing plate, the second rubber layer and the first rubber layer in a matching way, thereby reducing the installation difficulty of the pressure sensor body, being capable of resisting the rapid assembly and disassembly operation of the pressure sensor body on the interference device, being convenient for replacing or maintaining the pressure sensor body, being very convenient and rapid to use, simultaneously playing a limiting role from the top of the pressure sensor body, further improving the stability of clamping the pressure sensor body, and the arrangement of the second rubber layer and the first rubber layer ensures that the contact between the clamping plate and the upper pressing plate is more compact, and further improving the stability of fixing the pressure sensor body, the sliding and falling-off condition is not easy to occur, the structure is more optimized, and the design is more reasonable.

Drawings

FIG. 1 is a schematic structural diagram of an anti-interference device of a pressure sensor;

FIG. 2 is a top view of a clamping plate in a pressure sensor tamper resistant device;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 1 of a pressure sensor anti-jamming device.

In the figure: the device comprises a round box 1, a rotating shaft 2, a transmission structure 3, a threaded rod 4, a metal plate 5, a sliding rod 6, a first slideway 7, a second slideway 8, a transmission plate 9, a clamping plate 10, a metal cover 11, a through hole 12, a pressure sensor body 13, an upper pressure plate 14, a second rubber layer 15, a first rubber layer 16, a butterfly bolt 17, a fixed block 18, a first threaded hole 19 and a second threaded hole 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, an anti-interference device for a pressure sensor includes a round box 1, a metal cover 11 is disposed on the top of the round box 1, a through hole 12 is formed through the top of the metal cover 11, a metal plate 5 is fixedly mounted on the top of the round box 1 and located inside the metal cover 11, two sides of the top of the metal plate 5 are both provided with a first slide rail 8, two sides of the top of the round box 1 are both provided with a first slide rail 7, the first slide rail 7 is communicated with the inside of the second slide rail 8, a slide bar 6 is fixedly mounted between two sides of the inner wall of the round box 1, threaded rods 4 are rotatably mounted on two sides of the inner wall of the round box 1 through bearing seats, a driving plate 9 is disposed between the two threaded rods 4 and the slide bar 6, the top of the driving plate 9 extends to the inside of the metal cover 11 through the inside of the first slide rail 7 and, a pressure sensor body 13 is arranged between the two clamping plates 10, a rotating shaft 2 is rotatably arranged on the round box 1 through a bearing which is embedded and installed on the front surface of the round box, a transmission structure 3 is arranged between the rotating shaft 2 and the two threaded rods 4, a rotating handle is fixedly installed at the free end of the rotating shaft 2, an upper clamping plate 14 is fixedly installed at the top of the transmission plate 9, a rubber layer two 15 is adhered and installed on the inner surface of the upper clamping plate 14, fixed blocks 18 are fixedly installed on the four surfaces of the metal cover 11, a threaded hole one 19 is formed in the top of each fixed block 18 in a penetrating mode, four threaded holes two 20 are formed in the top of the round box 1, the four threaded holes two 20 are respectively located under the four threaded holes one 19, butterfly bolts 17 matched with the threaded holes one 19 are in threaded connection between the threaded holes one 19 and the threaded holes two 20, the number, drive structure 3 comprises a drive bevel gear and two driven bevel gears, drive bevel gear and two driven bevel gear mesh mutually, and drive bevel gear and driven bevel gear looks adaptation, and one side of driving plate 9 runs through respectively and sets up a screw hole slide opening, and driving plate 9 is connected through 4 transmissions of screw hole threaded rod, and 4 looks adaptations of screw hole threaded rod, and driving plate 9 passes through slide opening and 6 sliding connection of slide bar, and slide bar 6 and slide opening looks adaptation.

The utility model discloses a theory of operation is:

when the metal cover 11 is used, the first threaded hole 19 is aligned with the second threaded hole 20 when the metal cover 11 is installed, then the butterfly bolt 17 is screwed into the first threaded hole 19 and the second threaded hole 20 to fix the metal cover 11 on the top of the round box 1, otherwise, the metal cover 11 can be disassembled, the round box 1 and the metal cover 11 are fixed in a threaded installation mode, the metal cover 11 is convenient to assemble and disassemble, the butterfly bolt 17 can be installed and disassembled by hands without auxiliary tools, the difficulty of assembling and disassembling between the round box 1 and the metal cover 11 is further reduced, the assembling and disassembling are very convenient and quick, after the metal cover 11 is taken down, the pressure sensor body 13 is placed on the top of the metal plate 5, then the rotating shaft 2 is rotated, and the two threaded rods 4 are simultaneously rotated under the transmission action of the transmission structure 3, under the transverse transmission action of the threaded rod 4 and the transmission plate 9, the two transmission plates 9 move oppositely, so that the pressure sensor body 13 is clamped between the two clamping plates 10, otherwise, the pressure sensor body 13 can be disassembled, after the installation is completed, the metal cover 11 is subjected to an installation structure, the metal plate 5 and the metal cover 11 both adopt metal supports, the electromagnetic wave shielding interference effect is realized, the installation process between the pressure sensor body 13 and an anti-interference device is simplified, the installation difficulty of the pressure sensor body 13 is further reduced, the pressure sensor body 13 on the anti-interference device can be quickly assembled and disassembled, the pressure sensor body 13 is convenient to replace or maintain, the use is very convenient and quick, meanwhile, the upper pressing plate 14 is clamped at the top of the pressure sensor body 13, and the limiting effect is also realized from the top of the pressure sensor body 13, and then improved the tight stability of clamp to pressure sensor body 13, and the setting on rubber layer two 15 and rubber layer 16 for contact between clamp plate 10 and the last pressure strip 14 is inseparabler, and the further improvement is difficult for appearing the condition that slides and drop to the fixed stability of pressure sensor body 13 again, and its structure is optimized more, the design is more reasonable.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a pressure sensor anti jamming unit, includes round case (1), its characterized in that: the top of the round box (1) is provided with a metal cover (11), the top of the metal cover (11) is provided with a through hole (12) in a penetrating manner, the top of the round box (1) is fixedly provided with a metal plate (5) in the metal cover (11), two sides of the top of the metal plate (5) are provided with a slide channel II (8) in a penetrating manner, two sides of the top of the round box (1) are provided with a slide channel I (7) in a penetrating manner, a slide rod (6) is fixedly arranged between two sides of the inner wall of the round box (1), threaded rods (4) are rotatably arranged on two sides of the inner wall of the round box (1) through bearing seats, transmission plates (9) are arranged between the two threaded rods (4) and the slide rod (6), clamping plates (10) are fixedly arranged on opposite surfaces of the two transmission plates (9), and a pressure sensor body (13) is arranged between, round box (1) is installed rotation axis (2) through the bearing rotation of its front mosaic installation, be provided with transmission structure (3) between rotation axis (2) and two threaded rod (4).

2. The anti-tamper device for a pressure sensor of claim 1, wherein: an upper pressing plate (14) is fixedly mounted at the top of the transmission plate (9), and a second rubber layer (15) is bonded and mounted on the inner surface of the upper pressing plate (14).

3. The anti-tamper device for a pressure sensor of claim 1, wherein: fixed blocks (18) are fixedly mounted on four sides of the metal cover (11), a first threaded hole (19) is formed in the top of each fixed block (18) in a penetrating mode, a second threaded hole (20) is formed in the top of the round box (1), and butterfly bolts (17) matched with the first threaded hole (19) and the second threaded hole (20) are connected through threads.

4. The anti-tamper device for a pressure sensor of claim 1, wherein: the number of the clamping plates (10) is two, and rubber layers (16) are arranged on the opposite surfaces of the two clamping plates (10) in an adhering mode.

5. The anti-tamper device for a pressure sensor of claim 1, wherein: the transmission structure (3) is composed of a driving bevel gear and two driven bevel gears, the driving bevel gear is meshed with the two driven bevel gears, and the driving bevel gear is matched with the driven bevel gears.

6. The anti-tamper device for a pressure sensor of claim 1, wherein: one side of driving plate (9) runs through respectively and sets up a screw hole draw runner, driving plate (9) are connected through screw hole threaded rod (4) transmission, and screw hole threaded rod (4) looks adaptation, driving plate (9) are through draw runner and slide bar (6) sliding connection, and slide bar (6) and draw runner looks adaptation.