CN211783985U - Novel electric contact pressure gauge - Google Patents
Novel electric contact pressure gauge Download PDFInfo
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- CN211783985U CN211783985U CN202020845979.3U CN202020845979U CN211783985U CN 211783985 U CN211783985 U CN 211783985U CN 202020845979 U CN202020845979 U CN 202020845979U CN 211783985 U CN211783985 U CN 211783985U
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- pressure gauge
- display lamp
- pressure
- display
- control system
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Abstract
The utility model discloses a novel electric contact pressure gauge, which relates to the pressure gauge technical field, and comprises a pressure gauge plate, a plurality of display lamps are annularly arranged outside the pressure gauge plate, the display lamps are respectively arranged corresponding to scale marks on the pressure gauge plate one by one, and a pointer is arranged in the center of the pressure gauge plate; the display lamp can display two colors; a control system electrically connected with the display lamp is arranged in the pressure dial, and the control system is connected with a setting key and a storage key; the display lamp is connected with an alarm device through two relay signal output devices respectively. The utility model provides a novel electric contact pressure gauge, the user can adjust the bound scope of manometer, when pressure is in the warning pressure section, exports bound alarm signal.
Description
Technical Field
The utility model relates to a manometer technical field especially relates to a novel electric contact pressure gauge.
Background
The pressure gauge used in a specific occasion, such as a fire extinguisher pressure gauge, can be used on the surface, and corresponding colors are directly printed in a corresponding pressure range to indicate a working range, so that an observer is assisted in judging the current pressure condition; the common electric contact pressure gauge sets the upper and lower limit ranges by shifting the contact.
The traditional watch with a dial plate printed working range has the problems that the pressure range is fixed and cannot be changed, and the traditional watch can only be used in a specific occasion. The common electric contact pressure gauge sets the upper and lower limit ranges by shifting the contact, the contact is large in size, easy to oxidize and contact badly after long-time use, and easy to ignite.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel electric contact pressure gauge to solve the problem that above-mentioned prior art exists, the user can adjust the bound scope of manometer, when pressure is in the warning pressure section, exports bound alarm signal.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a novel electric contact pressure gauge, which comprises a pressure dial plate, a plurality of display lamps are annularly arranged outside the pressure dial plate, the display lamps are respectively arranged in one-to-one correspondence with scale marks on the pressure dial plate, a pointer is arranged in the center of the pressure dial plate, and the pointer is deformed by the pressure of a bourdon tube to drive a movement and realize the rotation of the pointer; the display lamp can display two colors; a control system electrically connected with the display lamp is arranged in the pressure dial, and the control system is connected with a setting key and a storage key; the display lamp is connected with an alarm device through two relay signal output devices respectively, and the two relay signal output devices are communicated with the upper limit area and the lower limit area of the dial plate respectively; the alarm device can send out upper limit alarm or lower limit alarm after being connected with a relay signal.
Optionally, the display lamp is in a normally on state of green; the display lamp can be adjusted to be red by the control system and used as an upper limit area and a lower limit area; when the pointer is positioned in a green area of the display lamp, the pressure is in a normal working state, no alarm signal is output, and when the pressure is in an upper limit area, one path of relay signal is connected with the alarm device to send out an upper limit alarm signal; when the pointer is located in the lower limit area of the display lamp, the other path of relay signal is connected with the alarm device, and a lower limit alarm signal is output. And indicating pressure data of the display lamp is derived from the pressure sensor.
Optionally, the control system includes a single chip microcomputer, and the single chip microcomputer is electrically connected with the pressure sensor.
The utility model discloses for prior art gain following technological effect:
the utility model discloses a double-colored LED lamp is instructed, can set for the biggest range within range of manometer, the colour of one section arbitrary pressure section lamp to set for the bound scope of manometer, when pressure is in warning pressure section bound within range, output upper and lower limit alarm signal.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic diagram of the default state dial of the electric contact pressure gauge of the present invention;
fig. 2 is a schematic diagram of the dial plate after the electric contact pressure gauge of the utility model sets the upper limit;
fig. 3 is a schematic diagram of the dial plate after the electric contact pressure gauge of the utility model sets the lower limit;
fig. 4 is a schematic diagram of the working process of the novel electric contact pressure gauge of the present invention;
wherein, 1 is a pressure dial, 2 is a display lamp, 3 is a scale mark, and 4 is a pointer.
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.
The utility model aims at providing a novel electric contact pressure gauge to solve the problem that above-mentioned prior art exists, the user can adjust the bound scope of manometer, when pressure is in the warning pressure section, exports bound alarm signal.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a novel electric contact pressure gauge, as shown in figures 1-4, comprising a pressure dial plate 1, a plurality of display lamps 2 are arranged around the outside of the pressure dial plate 1, the display lamps 2 are respectively arranged corresponding to the scale marks 3 on the pressure dial plate 1, and a pointer 4 is arranged in the center of the pressure dial plate 1; the display lamp 2 is capable of displaying two colors; a control system electrically connected with the display lamp 2 is arranged in the pressure dial 1, and the control system is connected with a setting key and a storage key; the display lamp 2 is connected with an alarm device through two relay signal output devices respectively; the alarm device can send out an alarm after the relay signal is switched on.
Further preferably, the display lamp 2 is in a normally on state of green; the display lamp 2 can be adjusted to be red by the control system and used as an upper limit area and a lower limit area; when the pointer 4 is located in the green area of the display lamp, the pressure gauge is in a normal working state, no alarm is given, when the pointer is located in the upper limit area, one path of relay signal is communicated with the alarm device to give out an upper limit alarm, and when the pointer 4 is located in the lower limit red area of the display lamp, the other path of relay signal is communicated with the alarm device to give out a lower limit alarm. The control system comprises a single chip microcomputer which is electrically connected with a pressure sensor.
Specifically, the utility model discloses on ordinary manometer dial plate, added the round and can show red green double-colored LED lamp as display lamp 2. Two keys are used to set the range of the red light. When the watch is in a default state, the LED lamps all display green lamps; firstly setting a pressure upper limit red light range, pressing a setting key by a user, enabling the LED light corresponding to the maximum range to be red from green, and then, lighting up the red lights one by one anticlockwise every time the setting key is pressed until the current setting is saved by pressing a saving key after the setting is finished; setting a pressure lower limit red light range, after the upper limit is set, pressing a setting key by a user, enabling the LED light corresponding to the zero point of the measuring range to be red from green, and then, lighting up the red lights one by one clockwise every time the setting key is pressed until the current setting is stored by pressing a storage key after the setting is finished; the set state of the lamp is stored in the single chip microcomputer in the pressure gauge and cannot be lost along with power failure.
When the pressure gauge works, the sensor collects pressure signals, the pointer is deformed by the pressure of the Bourdon tube to drive the machine core, the pointer rotates to a corresponding scale and indicates a current pressure value, the pressure signals are processed by the single chip microcomputer to judge whether the current pressure is in an upper limit alarm red area or a lower limit alarm red area, if the current pressure is in the upper limit alarm red area, one path of relay signals are output to serve as upper limit alarm signals, and if the current pressure is in the lower limit alarm area, the other path of relay signals are output to serve as lower limit alarm signals. The user can be according to actual need, and the colour and the scope of setting for the lamp by oneself will more convenient audio-visual understanding the operating condition of table. The alarm ranges of the upper limit and the lower limit are directly set by changing the color of the LED lamp corresponding to the pressure section. The utility model discloses manometer among the prior art that other structures and the principle of manometer all adopted, the utility model discloses unique design the display lamp that round and manometer scale correspond on the basis of current manometer, the conversion of two kinds of colour states can be realized through the control of control system and control key and save key to the display lamp.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (3)
1. A novel electric contact pressure gauge is characterized in that: the pressure gauge comprises a pressure gauge disc, wherein a plurality of display lamps are annularly arranged on the outer side of the pressure gauge disc, the display lamps are respectively arranged in one-to-one correspondence with scale marks on the pressure gauge disc, and a pointer is arranged in the center of the pressure gauge disc; the display lamp can display two colors; a control system electrically connected with the display lamp is arranged in the pressure dial, and the control system is connected with a setting key and a storage key; the display lamp is connected with an alarm device through two relay signal output devices respectively.
2. A novel electro-contact pressure gauge as claimed in claim 1, wherein: the display lamp is in a normally-on state and is green; the display lamp can be adjusted to be red by the control system and used as an upper limit area and a lower limit area; the two paths of relay signal output devices are respectively communicated with the upper limit area and the lower limit area of the dial plate; when the pointer is located in the lower limit area of the display lamp, one path of relay signal is connected with the alarm device, and when the pointer is located in the upper limit area of the display lamp, the other path of relay signal is connected with the alarm device.
3. A novel electro-contact pressure gauge as claimed in claim 2, wherein: the control system comprises a single chip microcomputer, and the single chip microcomputer is electrically connected with a pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020845979.3U CN211783985U (en) | 2020-05-20 | 2020-05-20 | Novel electric contact pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020845979.3U CN211783985U (en) | 2020-05-20 | 2020-05-20 | Novel electric contact pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211783985U true CN211783985U (en) | 2020-10-27 |
Family
ID=72956334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020845979.3U Active CN211783985U (en) | 2020-05-20 | 2020-05-20 | Novel electric contact pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211783985U (en) |
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2020
- 2020-05-20 CN CN202020845979.3U patent/CN211783985U/en active Active
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