CN214471487U - Multi-module pressure instrument - Google Patents
Multi-module pressure instrument Download PDFInfo
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- CN214471487U CN214471487U CN202120418032.9U CN202120418032U CN214471487U CN 214471487 U CN214471487 U CN 214471487U CN 202120418032 U CN202120418032 U CN 202120418032U CN 214471487 U CN214471487 U CN 214471487U
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Abstract
The embodiment of the utility model discloses multimode pressure instrument, include: the screen module comprises a touch screen, and the touch screen is provided with a first connecting end; the shell assembly is matched with the touch screen assembly and comprises a circuit board, the circuit board is provided with a second connecting end matched with the first connecting end, and after the shell assembly is buckled with the touch screen assembly, the first connecting end is electrically connected with the second connecting end; the pressure guide pipe is provided with a pressure sensor, and the pressure sensor is electrically connected with the circuit board; and the shell assembly is provided with an expansion slot, and the expansion slot is used for installing different expansion modules.
Description
Technical Field
The utility model relates to a pressure instrument field especially relates to a multimode pressure instrument.
Background
Pressure gauges are one of the important industrial instruments and are widely used in the industrial field. The pressure gauge is usually provided with an expansion interface, such as an RS232 interface, to realize communication connection. With the abundance of the functions of the instrument, the types of the interfaces are increased, and the common pressure gauge with a single interface needs to be upgraded.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a multimode pressure instrument sets up the extension groove and is used for installing different extension module, realizes that a plurality of modules are extensible.
The embodiment of the utility model provides an adopt following technical scheme:
a multi-module pressure gauge comprising:
the screen module comprises a touch screen, and the touch screen is provided with a first connecting end;
the shell assembly is matched with the touch screen assembly and comprises a circuit board, the circuit board is provided with a second connecting end matched with the first connecting end, and after the shell assembly is buckled with the touch screen assembly, the first connecting end is electrically connected with the second connecting end;
the pressure guide pipe is provided with a pressure sensor, and the pressure sensor is electrically connected with the circuit board;
and the shell assembly is provided with an expansion slot, and the expansion slot is used for installing different expansion modules.
Optionally, the housing assembly comprises:
the middle shell is provided with a partition plate, one surface of the partition plate and the middle shell form a cavity, the other surface of the partition plate is attached to the screen module, and the partition plate is provided with wiring holes; the circuit board is arranged in the cavity, and the flat cable connecting end penetrates through the wiring hole to be connected with the circuit board;
the cover plate is buckled with the middle shell, the cover plate assembly is provided with a contact connecting mechanism, after the cover plate is buckled, the contact connecting mechanism is electrically connected with the circuit board, and the cover plate is provided with the expansion groove.
Optionally, the cover plate includes a battery compartment for mounting a battery.
Optionally, the extension module is provided with a group of connection probes, the connection probes can elastically stretch out and draw back, and the extension module is buckled to behind the extension groove, the connection probes are electrically connected with the circuit board.
Optionally, the expansion module is at least one of an RS232 interface module, an RS485 interface module, a switching value module, a 4-20 mA module, and a communication module.
Optionally, the communication module includes any one of the following modules or a combination of at least two of the following modules: the device comprises a zigbee module, a wifi module, a Bluetooth module, an NBIOT module and an LORA module.
Optionally, an interface slot is arranged on the middle shell, a detachable plugging plate is arranged in the interface slot, and the interface slot is used for installing at least one of a key module and an electrical measurement jack module.
Optionally, the key module is electrically connected to the circuit board through a connection end on the circuit board.
Optionally, the electrical measurement jack module is electrically connected to the circuit board through a connection terminal on the circuit board.
Optionally, the electrical test jack module comprises a 24V power jack.
Based on the multi-module pressure instrument of the technical scheme, the expansion slots are arranged for installing different expansion modules, so that the expansion of a plurality of modules is realized.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and, together with the description, serve to explain the structures, connections, and principles of the invention.
Fig. 1 is a schematic structural diagram of a pressure meter according to an embodiment of the present invention;
fig. 2 is a second schematic structural diagram of a pressure meter according to an embodiment of the present invention;
fig. 3 is a third schematic structural diagram of a pressure meter according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention.
The drawings of the embodiments of the disclosure only relate to the structures related to the embodiments of the disclosure, and other structures can refer to the common design. Without conflict, embodiments of the present disclosure and features of the embodiments may be combined with each other to arrive at new embodiments.
As shown in fig. 1, fig. 2, and fig. 3, an embodiment of the present invention provides a multi-module pressure instrument, including:
the screen module 1 comprises a touch screen 11, wherein the touch screen 11 is provided with a first connecting end 111;
the housing assembly 2 is matched with the screen module 1, the housing assembly 2 includes a circuit board 21, the circuit board 21 is provided with a second connecting end 212 matched with the first connecting end 111, and after the housing assembly 2 is fastened with the touch screen assembly 1, the first connecting end 111 is electrically connected with the second connecting end 212.
A pressure leading pipe 4 provided with a pressure sensor 3, wherein the pressure sensor 2 is electrically connected with the circuit board 21.
An expansion slot 5 is arranged on the shell component 1, and the expansion slot 5 is used for installing different expansion modules.
Wherein the pressure sensor 3 senses the fluid pressure output electrical parameter. When the pressure instrument detects the fluid pressure, the pressure detection module 3 senses the pressure of the fluid introduced by the pressure introduction pipe to obtain the electrical parameter, and the electrical parameter may be a voltage value or a current value which is in response to the change of the fluid pressure sensed by the pressure sensor 3.
The touch screen 11 is not provided with physical keys, so that the effective display area is increased, and the display effect is enhanced. The touch screen 11 can receive an operation instruction input by a user through touch control, and human-computer interaction is achieved. The touch screen 11 may be any display screen with a touch panel, such as a liquid crystal display screen with a touch panel, or an OLED display screen with a touch panel.
In one embodiment, the housing assembly 2 is provided with a snap-fit groove or snap-fit connection end to facilitate the snap-fit and fastening connection of the touch screen 11 and the housing 2.
In one embodiment, the touch screen 11 is provided with a connection cable, and the flexible connection cable of the touch screen 11 is connected to the circuit board 21 to realize signal transmission and power supply. For example, the first connecting end 111 is a flat cable connector, and the corresponding second connecting end 212 is a flat cable connecting groove matched with the flat cable connector, and the flat cable connector can be matched with the flat cable connecting groove to establish electrical connection after being pressed.
In one embodiment, the first connection end 111 of the touch screen 11 is a multi-pin connection end (e.g., a pin plug), and the corresponding second connection end 212 is a pin connection end (e.g., a multi-pin slot) matching the multi-pin connection end.
In one embodiment, the first connection end 111 of the touch screen 11 is a contact connection end, and the corresponding second connection end 212 is a contact end matched with the contact connection end, and the contact connection end is in contact with the contact end to establish an electrical connection.
It should be understood that those skilled in the art can devise many more ways of connecting the first connecting end 111 and the second connecting end 212 without creative effort, and these ways are all protected by the present invention.
The utility model discloses many modules pressure instrument is used for installing different expansion module through setting up the expansion groove, and it is expandable to realize a plurality of modules.
The utility model discloses many modules pressure instrument sets up the dial plate of taking touch display screen, realizes the operation through touch display screen to omit the entity button on the dial plate, show the effective display area who improves the dial plate.
In one embodiment, the housing assembly 2 comprises:
the screen module comprises a middle shell 21, wherein the middle shell is provided with a partition plate (not shown in the figure), one surface of the partition plate and the middle shell form a cavity, and the other surface of the partition plate is attached to the screen module 1. The partition board is provided with a wiring hole, the circuit board 21 is arranged in the cavity, and the wiring connecting end penetrates through the wiring hole to be connected with the circuit board; or the flat cable connecting end is arranged between the screen module 1 and the partition plate and is connected with the circuit board.
The cover plate 22, the cover plate 22 and the mesochite 21 are buckled, the cover plate 22 is provided with a contact connecting mechanism, after the cover plate 22 is buckled, the contact connecting mechanism is electrically connected with the circuit board 21, and the cover plate 22 is provided with the expansion groove 23.
In one embodiment, the touch screen 11 may be a circular color touch screen, and the circular color touch screen may display the electrical parameters measured by the pressure detection module 3 and may receive an operation instruction input by a user through touch. The touch screen can also be a circular code breaking display screen, and the code breaking display screen can be a black and white display screen or a color display screen. In one embodiment, the radius of the circular touch display screen is greater than or equal to 2cm, for example, the radius is 4cm, 5cm, 6cm, and the like.
In one embodiment, as shown in fig. 1, the touch screen assembly 1 further includes: and the annular frame 12 is buckled at the edge of the circular touch display screen 11 by the annular frame 12. The annular frame 12 may be made of metal or plastic. In one embodiment, the annular frame 12 includes an inner layer and an outer layer, the inner layer and the outer layer are attached to each other, the inner layer is made of plastic, and the outer layer is made of metal. In this embodiment, the inner layer and the outer layer of the annular frame 12 are made of different materials, so that the appearance variable strength can be improved, and the weight of the pressure instrument can be reduced.
In one embodiment, as shown in fig. 3, the pressure guiding tube 4 is detachably connected to an electrical connector (not shown) provided in the housing assembly 3 by a screw thread or a snap. Wherein, the pressure detection module comprises a pressure sensor 31, and the output end of the pressure sensor 31 is electrically connected to the circuit board 21 through the electrical connection port.
In one embodiment, the housing assembly 2 further comprises a cover plate 22, the cover plate 22 being provided with contact connection means, which contact connection means are electrically connected to the circuit board 21. The cover plate 22 includes a battery compartment 24, the battery compartment 24 is used for installing a battery, and the battery supplies power to the circuit board 21 through a contact connection mechanism arranged on the inner side of the cover plate 22.
In one embodiment, the cover plate 22 is provided with an expansion slot 23, the expansion slot 23 being used for mounting expansion modules. Wherein, the expansion module is provided with a group of connection probes, and after the expansion module is buckled to the expansion groove 23, the connection probes are electrically connected with the probe contact points arranged on the circuit board 21. Wherein the connection probe is elastically stretchable. Wherein, this extension module is at least one kind in RS232 interface module, RS485 interface module, switching value module, 4 ~ 20mA module, communication module. Wherein, the communication module comprises any one of the following modules or the combination of at least two modules: the device comprises a zigbee module, a wifi module, a Bluetooth module, an NBIOT module and an LORA module.
In one embodiment, an interface slot 25 is provided on the middle shell 21, the interface slot 25 is provided with a removable blanking plate, and the interface slot is used for installing at least one of a key module and an electrical testing jack module. The key module is electrically connected to the circuit board 21 through the connection terminal on the circuit board 21, and the electrical measurement jack module is electrically connected to the circuit board 21 through the connection terminal on the circuit board 21. Wherein the electrical test jack module comprises a 24V power jack.
The utility model discloses many modules pressure instrument is used for installing different expansion module through setting up the expansion groove, and it is expandable to realize a plurality of modules.
The utility model discloses many modules pressure instrument sets up the dial plate of taking touch display screen, realizes the operation through touch display screen to omit the entity button on the dial plate, show the effective display area who improves the dial plate.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A multi-module pressure gauge, comprising:
the screen module comprises a touch screen, and the touch screen is provided with a first connecting end;
the shell assembly is matched with the touch screen assembly and comprises a circuit board, the circuit board is provided with a second connecting end matched with the first connecting end, and after the shell assembly is buckled with the touch screen assembly, the first connecting end is electrically connected with the second connecting end;
the pressure guide pipe is provided with a pressure sensor, and the pressure sensor is electrically connected with the circuit board;
and the shell assembly is provided with an expansion slot, and the expansion slot is used for installing different expansion modules.
2. A pressure gauge according to claim 1, wherein the housing assembly comprises:
the middle shell is provided with a partition plate, one surface of the partition plate and the middle shell form a cavity, the other surface of the partition plate is attached to the screen module, and the partition plate is provided with wiring holes; the circuit board is arranged in the cavity, and the first connecting end penetrates through the wiring hole to be connected with the circuit board;
the cover plate is buckled with the middle shell, the cover plate assembly is provided with a contact connecting mechanism, after the cover plate is buckled, the contact connecting mechanism is electrically connected with the circuit board, and the cover plate is provided with the expansion groove.
3. A pressure gauge as claimed in claim 2, wherein the cover plate comprises a battery compartment for mounting a battery.
4. The pressure instrument of claim 1, wherein the expansion module is provided with a set of connection probes, the connection probes are elastically stretchable, and after the expansion module is fastened to the expansion slot, the connection probes are electrically connected with the circuit board.
5. The pressure instrument according to claim 1, wherein the expansion module is at least one of an RS232 interface module, an RS485 interface module, a switching value module, a 4-20 mA module and a communication module.
6. A pressure gauge according to claim 5, wherein the communication module comprises any one or a combination of at least two of: the device comprises a zigbee module, a wifi module, a Bluetooth module, an NBIOT module and an LORA module.
7. The pressure gauge of claim 2, wherein the center housing has an interface slot, the interface slot being configured to receive a removable blanking panel, the interface slot being configured to receive at least one of a key module and an electrical test jack module.
8. A pressure gauge according to claim 7, wherein the key module is electrically connected to the circuit board via a connection on the circuit board.
9. The pressure meter of claim 7, wherein the electrical measurement jack module electrically connects the circuit board through connection terminals on the circuit board.
10. A pressure gauge according to claim 7, wherein the electrical measurement jack module comprises a 24V power jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120418032.9U CN214471487U (en) | 2021-02-24 | 2021-02-24 | Multi-module pressure instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120418032.9U CN214471487U (en) | 2021-02-24 | 2021-02-24 | Multi-module pressure instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214471487U true CN214471487U (en) | 2021-10-22 |
Family
ID=78145955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120418032.9U Active CN214471487U (en) | 2021-02-24 | 2021-02-24 | Multi-module pressure instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214471487U (en) |
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2021
- 2021-02-24 CN CN202120418032.9U patent/CN214471487U/en active Active
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