CN214667409U

CN214667409U - Pressure instrument

Info

Publication number: CN214667409U
Application number: CN202120418058.3U
Authority: CN
Inventors: 罗齐琦; 刘金仪; 高洪军
Original assignee: Beijing Const Instruments Technology Inc
Current assignee: Beijing Const Instruments Technology Inc
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-11-09
Anticipated expiration: 2031-02-24

Abstract

The embodiment of the utility model discloses pressure instrument, include: the touch screen assembly comprises a touch screen, wherein the touch screen is provided with a first connecting end; and the shell component is matched with the touch screen component 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 component is buckled with the touch screen component, the first connecting end is electrically connected with the second connecting end. The utility model discloses 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.

Description

Pressure instrument

Technical Field

The utility model relates to a pressure instrument field especially relates to a pressure instrument.

Background

Pressure gauges are one of the important industrial instruments and are widely used in the industrial field. At present, most common pressure gauges are provided with entity keys on a dial plate, and a user controls the numerical value transformation of a numerical value display area by operating the keys of a key area; and when the parameters are set, calling out an option list, and controlling the up and down arrows to move to the target options by keys.

The pressure gauge with the solid keys arranged on the dial plate has the advantage that the keys occupy part of the space of the dial plate, so that the effective display area of the pressure gauge is limited.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a pressure instrument sets up the touch display screen who does not have the entity button to improve the effective display area of manometer.

The embodiment of the utility model provides an adopt following technical scheme:

a pressure gauge, comprising:

the touch screen assembly comprises a touch screen, wherein the touch screen is provided with a first connecting end;

and the shell component is matched with the touch screen component 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 component is buckled with the touch screen component, the first connecting end is electrically connected with the second connecting end.

Optionally, the touch screen is a circular color touch display screen or a circular code-breaking display screen.

Optionally, the radius of the circular touch display screen is greater than or equal to 2 cm.

Optionally, the method further includes: a pressure detection module;

the shell component is provided with an electrical connector which is electrically connected with the circuit board, the electrical connector is electrically connected with the pressure detection module, and the pressure detection module senses fluid pressure and outputs electrical parameters.

Optionally, the touch screen assembly further includes: and the annular frame is buckled at the edge of the circular touch display screen.

Optionally, the annular frame is made of a metal material;

or the annular frame is made of plastic;

or, the annular frame includes inlayer and skin, the inlayer with the skin is laminated each other, the inlayer is the plastics material, the skin is the metal material.

Optionally, the pressure detection module includes a pressure guiding pipe detachably connected to the electrical connection port through a thread or a buckle.

Optionally, the pressure detection module comprises a pressure sensor;

the output end of the pressure sensor is electrically connected with the circuit board through the electric connector.

Optionally, the housing assembly further includes a cover plate, and a contact connection mechanism is disposed on an inner side of the cover plate and electrically connected to the circuit board.

Optionally, the cover plate includes a battery compartment for mounting a battery, and the battery supplies power to the circuit board by arranging a contact connection mechanism on the inner side of the cover plate.

Optionally, the cover plate is provided with an expansion slot, and the expansion slot is used for installing an expansion module.

Optionally, the expansion module is provided with a group of connection probes, and after the expansion module is buckled to the expansion groove, the connection probes are electrically connected with the circuit board.

Optionally, the connection probe is elastically retractable.

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, the housing assembly further includes a case, the case is provided with an interface slot, the interface slot is provided with a detachable plugging plate, and the interface slot is used for installing at least one of the key module and the electrical measurement jack module.

Optionally, the key module is electrically connected to the circuit board through a connection end on the circuit board, and the electrical measurement jack module is electrically connected to the circuit board through a connection end on the circuit board.

The pressure instrument based on the technical scheme is provided with the dial plate with the touch display screen, and the operation is realized through the touch display screen, so that the entity keys on the dial plate are omitted, and the effective display area of the dial plate is remarkably improved.

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;

fig. 4 is a fourth schematic structural diagram of the pressure instrument according to the 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 and fig. 2, an embodiment of the present invention provides a pressure instrument, including:

the touch screen assembly 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 touch screen assembly 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 buckled with the touch screen assembly 1, the first connecting end 111 is electrically connected with the second connecting end 212.

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 fastening groove or fastening connection end to facilitate fastening and fastening the touch screen assembly 1 to the housing assembly 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 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, as shown in fig. 2, the pressure gauge further comprises: a pressure detecting module 3, the housing assembly 2 is provided with an electrical connector (not shown in the figure), the electrical connector is electrically connected with the circuit board 21, the electrical connector is electrically connected with the pressure detecting module 3, and the pressure detecting module 3 senses the fluid pressure to output an electrical parameter. When the pressure instrument detects the fluid pressure, the pressure detection module 3 and the sensing fluid pressure obtain the electrical parameter, and the electrical parameter may be a voltage value or a current value reflecting the change of the fluid pressure sensed by the pressure detection module 3.

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 detecting module 3 includes an electrical connection port (not shown) for detachably connecting the pressure guiding tube to the housing assembly 3 by a screw 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 as shown in fig. 4, 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 222, the battery compartment 222 is used for installing a battery, and the battery supplies power to the circuit board through a contact connection mechanism arranged on the inner side of the cover plate.

In one embodiment, as shown in FIG. 4, the cover plate 22 is provided with expansion slots 221, the expansion slots 221 being used for mounting expansion modules. The expansion module is provided with a group of connecting probes, and after the expansion module is buckled to the expansion groove, the connecting probes are electrically connected with the probe contact points arranged on the circuit board. 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, the housing assembly 2 further comprises a watch case 21, wherein the watch case 21 is provided with an interface slot 211, the interface slot 211 is provided with a detachable plugging plate, and the interface slot is used for installing at least one of a key module and an electric 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.

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

1. A pressure gauge, comprising:

2. A pressure gauge according to claim 1, wherein the touch screen is a circular colour touch screen or a circular break code screen.

3. A pressure gauge according to claim 2, wherein the radius of the touch screen is 2cm or more.

4. A pressure gauge according to claim 1, further comprising: a pressure detection module;

5. The pressure gauge of claim 1, wherein the touch screen assembly further comprises: and the annular frame is buckled at the edge of the touch screen.

6. Pressure gauge according to claim 5,

the annular frame is made of metal;

or the annular frame is made of plastic;

7. A pressure gauge according to claim 4, wherein the pressure detection module comprises a pressure pipe detachably connected to the electrical connection port by a screw thread or a snap fit.

8. A pressure meter as claimed in claim 7, wherein the pressure detection module comprises a pressure sensor;

9. A pressure gauge according to claim 1, wherein the housing assembly further comprises a cover plate, inside which contact connection means are provided, which contact connection means are electrically connected to the circuit board.

10. A pressure gauge according to claim 9, wherein the cover plate comprises a battery compartment for receiving a battery, the battery supplying power to the circuit board via a contact connection provided on the inside of the cover plate.

11. A pressure gauge according to claim 9, wherein the cover plate is provided with an expansion slot for mounting an expansion module.

12. A pressure gauge as claimed in claim 11, wherein the expansion module is provided with a set of connection probes, and the connection probes are electrically connected to the circuit board after the expansion module is snapped into the expansion slot.

13. A pressure gauge according to claim 12, wherein the connection probe is elastically telescopic.

14. The pressure instrument of claim 12, 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.

15. A pressure gauge according to claim 14, 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.

16. A pressure gauge according to claim 1, wherein the housing assembly further comprises a watch case, wherein the watch case is provided with an interface slot, the interface slot is provided with a removable blanking panel, and the interface slot is used for mounting at least one of a key module and an electrical measurement jack module.

17. A pressure gauge as claimed in claim 16, wherein the key module is electrically connected to the circuit board through connection terminals on the circuit board, and the electrical measurement jack module is electrically connected to the circuit board through connection terminals on the circuit board.