CN219267872U - Wireless digital display pressure sensor - Google Patents
Wireless digital display pressure sensor Download PDFInfo
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- CN219267872U CN219267872U CN202223223668.1U CN202223223668U CN219267872U CN 219267872 U CN219267872 U CN 219267872U CN 202223223668 U CN202223223668 U CN 202223223668U CN 219267872 U CN219267872 U CN 219267872U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model provides a wireless digital display pressure sensor, which comprises a pressure sensor body, a top cover and an antenna, wherein the pressure sensor body is detachably connected with the top cover, and the pressure sensor body and the top cover form a containing cavity; the antenna is positioned in the accommodating cavity, the antenna is electrically connected with the pressure sensor body, and the top cover can be opened to expose the antenna. As described above, in the pressure sensor, the accommodating cavity is formed by the top cover and the pressure sensor body, so that the antenna is placed, and the top cover is of an openable structure, so that the top cover can be opened when the sensor is used, the antenna is exposed, and the top cover can be closed to protect the antenna when the sensor is not used, so that the antenna can be effectively prevented from being damaged, and the sensor is concise and attractive in appearance and easy to carry.
Description
Technical Field
The utility model relates to the technical field of pressure sensors, in particular to a wireless digital display pressure sensor.
Background
Pile foundation is one kind of building foundation structure form and is buried underground. In the pile foundation detection process, the pile foundation is detected by a static load experiment, a low strain method and a high strain method, and the pile foundation detection process is carried out by a static load tester, a low strain detector and a high strain detector. The common point of the detector is that the detector consists of a host with a liquid crystal display and a sensor, wherein the sensor is divided into a plurality of pressure sensors, displacement sensors and the like and is used for connecting a measurement and control device, and the measurement and control device is connected with the host. The wire harness of the wired sensor is extremely easy to break in a construction site, and the signal transmission of the sensor is affected, so that the wireless sensor is required to be used.
The present patent issued with publication number CN215065010U discloses an intrinsically safe wireless electronic pressure sensor, comprising: the detection head is fixed on the lower terminal surface of pressure sensor body, has seted up the external screw thread on the surface of detection head, and first nut and first sealing washer all overlap on the surface of detection head, and first nut and detection head threaded connection are in the same place. The binding post is fixed on the upper end face of the pressure sensor body, and the joint of the binding post and the pressure sensor body is of an arc transition structure. The lower extreme of transmitting antenna can dismantle and connect on the terminal, has seted up the external screw thread on transmitting antenna's the lower part surface, and flexible seal cover overlaps on the terminal, and the second nut is located threaded connection between the two of terminal lower part. The second nut compresses the flexible sealing sleeve between the arc transition structure and the second nut.
Among the above-mentioned technical scheme, the terminal sets up on the up end of pressure sensor body for install transmitting antenna, the setting of this structure, make the antenna be located the outside of sensor, it leads to the antenna to have fragile problem, influences the carrying of sensor simultaneously, and the molding is not pleasing to the eye enough, also makes pressure sensor be difficult to realize effectual waterproof.
Disclosure of Invention
In view of this, the utility model provides a wireless digital display pressure sensor, the antenna of which is hidden, which can be exposed when in use, and the sensor is not only not easy to damage, but also has a compact and beautiful overall shape and is easy to carry.
The technical scheme of the utility model is realized as follows: the utility model provides a wireless digital display pressure sensor, which comprises a pressure sensor body, a top cover and an antenna, wherein,
the pressure sensor body is detachably connected with the top cover, and the pressure sensor body and the top cover form a containing cavity;
the antenna is positioned in the accommodating cavity, the antenna is electrically connected with the pressure sensor body, and the top cover can be opened to expose the antenna.
On the basis of the technical proposal, the top cover comprises a top plate, a front end plate and a rear end plate, wherein,
two ends of the top plate are connected with the pressure sensor body;
the front end plate is arranged on one side of the top plate, and the front end plate and the top plate are of an integrated structure;
the rear end plate is arranged on one side of the top plate away from the front end plate, and the rear end plate is detachably connected with the top plate;
the top plate, the front end plate and the rear end plate are matched with the pressure sensor body to form a sealed accommodating cavity.
On the basis of the technical proposal, the pressure sensor body is provided with two guide grooves, the top cover also comprises an inserting part, wherein,
two ends of the top plate are provided with an inserting part;
the inserting part is inserted with the guide groove.
On the basis of the technical scheme, the top cover comprises a flange, the flange is arranged on one side, facing the top plate, of the rear end plate, a slot is formed in one side, facing the rear end plate, of the top plate, and the flange is in plug-in fit with the slot.
On the basis of the technical scheme, the top cover comprises a thread cylinder, and the thread cylinder is arranged on the top plate;
the rear end plate is provided with screw holes, and the rear end plate passes through the screw holes with screws and is connected to the threaded cylinder.
On the basis of the above technical scheme, the top cover comprises reinforcing ribs, the reinforcing ribs are provided with a plurality of reinforcing ribs, and the reinforcing ribs are arranged on one face of the top plate, facing the accommodating cavity.
On the basis of the technical scheme, the antenna is a folding antenna.
On the basis of the technical proposal, the containing cavity comprises a first part and a second part, wherein,
the first part is recessed towards the pressure sensor body and communicated with the second part;
the antenna is mounted in the first portion and folded toward the second portion.
On the basis of the technical scheme, the outer surface of the top cover is flush with the outer surface of the pressure sensor body, and the top cover is matched with the pressure sensor body to form a cylindrical structure.
On the basis of the technical proposal, the device also comprises a diffusion silicon core body and a sealing cover, wherein,
the diffusion silicon core body is arranged on the pressure sensor body;
the sealing cover is sleeved on the diffusion silicon core body to seal the diffusion silicon core body.
Compared with the prior art, the wireless digital display pressure sensor has the following beneficial effects:
(1) The sensor is arranged into the pressure sensor body and the top cover, and the two-part assembly forms the accommodating cavity for installing the antenna, so that the antenna is of a hidden design, the sensor is simple and attractive in integral appearance and easy to carry, the antenna is not easy to damage, and the antenna can be waterproof; meanwhile, the top cover is of an openable structure, so that when the antenna is used, the top cover can be opened to expose the antenna, and the transmission quality of the influence signals is improved.
(2) The rear end plate of the top cover is fixedly connected with the top plate through screws, and when the sensor is required to be used, the rear end plate can be taken down through the screws, so that the antenna can be exposed, and the sensor is convenient and quick to use.
(3) The antenna of this sensor adopts folding antenna, and the holding chamber corresponds the antenna and is provided with first portion and second portion, and first portion is sunken to the pressure sensor body, and the setting of this structure accords with folding sensor's appearance structure, can avoid the antenna to occupy too much space, is favorable to improving this sensor structure's compactness.
(4) The diffusion silicon core of the sensor is sleeved with the sealing cover, so that the sensor is attractive in appearance, the sensor is prevented from being damaged when not used, and the protection effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a wireless digital display pressure sensor of the present utility model;
FIG. 2 is an exploded view of the wireless digital display pressure sensor of the present utility model;
FIG. 3 is a diagram showing a structure of a pressure sensor body and a top cover of the wireless digital display pressure sensor according to the present utility model;
FIG. 4 is a top cover explosion structure diagram of the wireless digital display pressure sensor of the utility model;
FIG. 5 is a diagram of the body structure of the wireless digital display pressure sensor of the present utility model;
FIG. 6 is a rear view of a sensor body of the wireless digital display pressure sensor of the present utility model;
FIG. 7 is a diagram of an antenna structure of the wireless digital display pressure sensor of the present utility model;
in the figure: the pressure sensor comprises a pressure sensor body 1, a shell 11, a PVC film 12, a PCB 13, a battery box 14, a sealing gasket 15, a sealing plate 16, a containing cavity 101, a guide groove 102, a first part 1011, a second part 1012, a top cover 2, a top plate 21, a front end plate 22, a rear end plate 23, a plug-in part 24, a flange 25, a threaded cylinder 26, reinforcing ribs 27, a slot 201, a screw hole 202, an antenna 3, an antenna socket 31, an O-shaped sealing ring 32, a copper nut 33, an antenna body 34, a diffusion silicon core 4 and a sealing cover 5.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in fig. 1 to 7, the wireless digital display pressure sensor of the utility model comprises a pressure sensor body 1, a top cover 2, an antenna 3, a diffusion silicon core 4 and a sealing cover 5.
The pressure sensor body 1 is a pressure detection sensor and is used for pressure detection work of a pile foundation detection site. Specifically, a diffusion silicon core 4 is disposed on the pressure sensor body 1, and can detect pressure based on a piezoresistive detection mode, and then convert the physical variation of the detection element into an electrical signal in a wheatstone bridge mode, thereby realizing pressure detection. Of course, it can also detect pressure by other components.
In order to prevent the diffused silicon core 4 from being damaged, the diffused silicon core 4 is sleeved with a sealing cover 5 so as to seal the port of the diffused silicon core 4, and the attractive appearance and portability of the pressure sensor can be improved.
This digital display pressure sensor, for wireless sensor, pressure sensor body 1 includes casing 11, PVC membrane 12, PCB board 13, battery case 14, sealed pad 15 and closing plate 16, wherein, PVC membrane 12 pastes on casing 11, PCB board 13 sets up in casing 11, and with diffusion silicon core 4 electric connection, battery case 14 also sets up in casing 11, be used for placing the battery, it and PCB board 13 electric connection, be used for energy supply, sealed pad 15 then supports battery case 14 setting, and the battery jar of totally closed battery case 14, later support through closing plate 16 and hold sealed pad 15 after, cooperation battery case 14 presss from both sides tight sealed pad 15 and fixes.
Like traditional wireless pressure sensor, the antenna adopts internal antenna or external antenna. The signal of the built-in antenna is poor and is easily blocked by the shell of the sensor, and the problem that the external antenna is easy to collide and damage is also easily caused. For this purpose, the sensor employs a hidden antenna arrangement.
Specifically, a top cover 2 is arranged on the pressure sensor body 1, the pressure sensor body 1 is detachably connected with the top cover 2, and the pressure sensor body 1 and the top cover 2 form a containing cavity 101; the antenna 3 is located in the accommodating cavity 101, the antenna 3 is electrically connected with the pressure sensor body 1, and the top cover 2 can be opened to expose the antenna 3. As described above, the top cover 2 is matched with the pressure sensor body 1 to form the accommodating cavity 101 for placing the antenna 3, and the top cover 2 is arranged in an openable structure, so that when the sensor is used, after the top cover 2 is opened, the antenna 3 is exposed, and the sensor has the advantages that the signal of the antenna 3 is not influenced by a shell, is not easy to damage and has attractive appearance, and after the sensor is used, the top cover 2 is closed to seal the antenna 3.
Specifically, the antenna 3 is electrically connected with the PCB 13 in the pressure sensor body 1 for signal transmission, and includes an antenna socket 31, an O-ring 32, a copper nut 33 and an antenna body 34, where the antenna socket 31 is fixed on the pressure sensor body 1 by the copper nut 33, and the antenna socket 31 is connected with the PCB 13, and the antenna socket 31 is sleeved with the O-ring 32 for sealing the connection between the antenna socket 31 and the pressure sensor body 1, and then the antenna body 34 is fixedly connected with the antenna socket 31.
The top cover 2 of the sensor comprises a top plate 21, a front end plate 22 and a rear end plate 23, wherein two ends of the top plate 21 are connected with the pressure sensor body 1; the front end plate 22 is arranged on one side of the top plate 21, and the front end plate 22 and the top plate 21 are of an integrated structure; the rear end plate 23 is arranged on one side of the top plate 21 away from the front end plate 22, and the rear end plate 23 is detachably connected with the top plate 21; the top plate 21, the front end plate 22 and the rear end plate 23 cooperate with the pressure sensor body 1 to form a sealed accommodation chamber 101. As described above, the rear end plate 23 is configured as a detachable structure, which leaves an opening for the top cover 2, so that when the sensor is required to be used, the rear end plate 23 can be removed to expose the antenna 3, thereby improving the signal transmission quality, the top plate 21 can realize protection of the antenna 3, avoiding damage to the antenna 3 caused by falling objects, and the antenna 3 can be rotated and taken out when being used in a non-falling object environment, thereby further improving the signal transmission quality.
Specifically, two guide grooves 102 are formed in the pressure sensor body 1, and the top cover 2 further comprises a plug-in connection portion 24, wherein two plug-in connection portions 24 are arranged at two ends of the top plate 21; the insertion portion 24 is inserted into the guide groove 102. In the above structure, the guide groove 102 is formed in the housing 11, and the top plate 21 is fixedly inserted into the guide groove 102 in the housing 11 through the insertion portion 24, so that the convenience of mounting the top cover 2 can be effectively improved, and the top cover 2 is easy to mount, dismount and replace after being damaged. The PVC film 12 is bonded and fixed to the pressure sensor body 1 and the top cover 2, and the connection strength between them can be improved.
Because the top plate 21 is thinner, in order to improve the structural strength of the top plate 21, the top cover 2 is provided with a flange 25, the flange 25 is arranged on one side of the rear end plate 23 facing the top plate 21, the side of the top plate 21 facing the rear end plate 23 is provided with a slot 201, and the flange 25 is in plug-in fit with the slot 201. In this way, not only the stability of the connection between the top plate 21 and the rear end plate 23 can be improved, but also the flange 25 can function to support the top plate 21, thereby improving the structural strength of the top plate 21.
In order to further improve the structural strength of the top plate 21, the top cover 2 is further provided with a plurality of reinforcing ribs 27, and the plurality of reinforcing ribs 27 are arranged on one surface of the top plate 21 facing the accommodating cavity 101. In this way, the structural strength of the top plate 21 can be effectively improved, so that the top plate 21 has good impact strength, and the top plate 21 is prevented from being damaged by impact.
Further, the top cover 2 includes a screw cylinder 26, the screw cylinder 26 is provided on the top plate 21, a screw hole 202 is provided on the rear end plate 23, and the rear end plate 23 is screwed through the screw hole 202 and connected to the screw cylinder 26. In this way, when the pressure sensor is used, after the screw is removed, the rear end plate 23 is removed, and the antenna 3 is exposed, so that the quality of signal transmission can be enhanced.
In order to prevent the pressure sensor from being overlarge in volume, the antenna 3 is of a folding structure, so that the antenna 3 can be folded in the accommodating cavity 101 to reduce the space occupancy rate, and the pressure sensor is compact in structure, small and easy to carry.
In order to adapt to the shape of the folded antenna 3, the accommodating cavity 101 includes a first portion 1011 and a second portion 1012, wherein the first portion 1011 is recessed toward the pressure sensor body 1, and the first portion 1011 and the second portion 1012 are communicated; the antenna 3 is mounted in the first portion 1011 and folded towards the second portion 1012. With the above structure, after the antenna 3 is mounted in the first portion 1011, the antenna 3 can be folded and transversely placed in the second portion 1012, thereby fully utilizing the space in the accommodating cavity 101 to ensure the compactness of the pressure sensor structure.
In order to ensure that the pressure sensor is attractive in appearance, the outer surface of the top cover 2 is flush with the outer surface of the pressure sensor body 1, and the top cover 2 is matched with the pressure sensor body 1 to form a cylindrical structure.
The specific implementation steps are as follows:
when the pressure sensor is assembled, the PCB 13 is firstly arranged in the shell 11 of the pressure sensor body 1, the copper nut 33 is fixed in the shell 11, then the antenna base 31 and the copper nut 33 are fixedly connected, the PCB 13 is electrically connected, the O-shaped sealing ring 32 is arranged on the antenna base 31 and used for sealing between the antenna base 31 and the shell 11, and then the antenna body 34 and the antenna base 31 are fixedly connected, so that the installation of the antenna 3 is completed. The diffusion silicon core 4 is mounted on the pressure sensor body 1 and is electrically connected with the PCB 13, the diffusion silicon core 4 is sleeved with the sealing cover 5 to protect the diffusion silicon core 4, the battery box 14 is placed in the shell 11 and is electrically connected with the PCB 13, the top cover 2 is plugged with the guide groove 102 through the plugging part 24 on the top plate 21 to protect the antenna 3, the sealing gasket 15 is abutted against the battery box 14, the sealing plate 16 is abutted against the sealing gasket 15 and is fixedly connected with the battery box 14, the rear end plate 23 of the top cover 2 is plugged with the top plate 21 through the flange 25 to be connected, and the screw is connected to the threaded cylinder 26 of the top cover 2 through the screw hole 202 by using screws to be locked. When pressure detection is carried out, the diffusion silicon core 4 is used for being connected with a detection head to detect pressure, and meanwhile, the rear end plate 23 is removed by removing screws, so that the antenna 3 can be exposed, and the signal quality is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. A wireless digital display pressure sensor is characterized in that: comprises a pressure sensor body (1), a top cover (2) and an antenna (3), wherein,
the pressure sensor body (1) is detachably connected with the top cover (2), and the pressure sensor body (1) and the top cover (2) form a containing cavity (101);
the antenna (3) is located in the accommodating cavity (101), the antenna (3) is electrically connected with the pressure sensor body (1), and the top cover (2) can be opened to expose the antenna (3).
2. The wireless digital display pressure sensor of claim 1, wherein: the top cover (2) comprises a top plate (21) and a front end plate (22) and a rear end plate (23), wherein,
two ends of the top plate (21) are connected with the pressure sensor body (1);
the front end plate (22) is arranged on one side of the top plate (21), and the front end plate (22) and the top plate (21) are of an integrated structure;
the rear end plate (23) is arranged on one side of the top plate (21) away from the front end plate (22), and the rear end plate (23) is detachably connected with the top plate (21);
the top plate (21), the front end plate (22) and the rear end plate (23) cooperate with the pressure sensor body (1) to form a sealed accommodating cavity (101).
3. The wireless digital display pressure sensor of claim 2, wherein: two guide grooves (102) are arranged on the pressure sensor body (1), the top cover (2) further comprises a plug-in connection part (24), wherein,
two ends of the top plate (21) are provided with a plug-in part (24);
the insertion part (24) is inserted into the guide groove (102).
4. The wireless digital display pressure sensor of claim 2, wherein: the top cover (2) comprises a flange (25), the flange (25) is arranged on one side of the rear end plate (23) facing the top plate (21), a slot (201) is arranged on one side of the top plate (21) facing the rear end plate (23), and the flange (25) is in plug-in fit with the slot (201).
5. The wireless digital display pressure sensor of claim 2, wherein: the top cover (2) comprises a threaded cylinder (26), and the threaded cylinder (26) is arranged on the top plate (21);
the rear end plate (23) is provided with screw holes (202), and the rear end plate (23) passes through the screw holes (202) with screws and is connected to the threaded cylinder (26).
6. The wireless digital display pressure sensor of claim 2, wherein: the top cover (2) comprises reinforcing ribs (27), wherein a plurality of reinforcing ribs (27) are arranged, and the reinforcing ribs (27) are arranged on one surface of the top plate (21) facing the accommodating cavity (101).
7. The wireless digital display pressure sensor of claim 1, wherein: the antenna (3) is a folding antenna.
8. The wireless digital display pressure sensor of claim 7, wherein: the receiving chamber (101) comprises a first portion (1011) and a second portion (1012), wherein,
the first portion (1011) and the second portion (1012) are communicated, and the first portion (1011) is recessed toward the pressure sensor body (1) compared with the second portion (1012);
the antenna (3) is mounted in the first portion (1011) and folded towards the second portion (1012).
9. The wireless digital display pressure sensor of claim 1, wherein: the outer surface of the top cover (2) is flush with the outer surface of the pressure sensor body (1), and the top cover (2) is matched with the pressure sensor body (1) to form a cylindrical structure.
10. The wireless digital display pressure sensor of claim 1, wherein: also comprises a diffusion silicon core body (4) and a sealing cover (5), wherein,
the diffusion silicon core body (4) is arranged on the pressure sensor body (1);
the sealing cover (5) is sleeved on the diffusion silicon core body (4) so as to seal the diffusion silicon core body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223223668.1U CN219267872U (en) | 2022-12-02 | 2022-12-02 | Wireless digital display pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223223668.1U CN219267872U (en) | 2022-12-02 | 2022-12-02 | Wireless digital display pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219267872U true CN219267872U (en) | 2023-06-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223223668.1U Active CN219267872U (en) | 2022-12-02 | 2022-12-02 | Wireless digital display pressure sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN219267872U (en) |
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2022
- 2022-12-02 CN CN202223223668.1U patent/CN219267872U/en active Active
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