CN207231693U - A kind of pressure gauge for liquefied gas - Google Patents
A kind of pressure gauge for liquefied gas Download PDFInfo
- Publication number
- CN207231693U CN207231693U CN201721274816.9U CN201721274816U CN207231693U CN 207231693 U CN207231693 U CN 207231693U CN 201721274816 U CN201721274816 U CN 201721274816U CN 207231693 U CN207231693 U CN 207231693U
- Authority
- CN
- China
- Prior art keywords
- alarm
- watchcase
- pressure gauge
- detection bar
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of pressure gauge for liquefied gas, including watchcase, the front of the watchcase is rotatably connected to pointer by shaft, the position of the positive and corresponding pointer of the watchcase is provided with graduation mark, the position of positive and the corresponding pointer and graduation mark of the watchcase is fixedly connected with glass panel, the bottom of the watchcase is welded with detection bar, and the bottom of the detection bar is welded with connecting rod；The inside of the detection bar is fixedly connected with sensor coil, and alarm has been bolted on the right side of the detection bar, and the alarm is mounted by means of bolts on the bottom of watchcase, and passing on left for the detection bar has been bolted button cell.This is used for the pressure gauge of liquefied gas by the cooperation of sensor coil, alarm, button cell and storage card, and solving existing pressure gauge in time can not alarm pressure change, so as to can not avoid the problem that liquefied petroleum gas leakage causes serious accident.
Description
Technical field
Technology of instrument and meter field is the utility model is related to, is specially a kind of pressure gauge for liquefied gas.
Background technology
Pressure gauge refers to using flexible member as sensing element, measure and indicate the instrument higher than environmental pressure, using extremely
Generally, it is almost throughout all industrial flow and scientific research field.In heat distribution pipe network, oil gas transmission, water and air supply system, vehicle
The fields such as maintenance factory shop are seen everywhere.Especially in industrial stokehold and technology measurement process, due to mechanical compression
The elastic sensing element of table has very high mechanical strength and the characteristic such as convenient for production so that mechanical compression table obtains more next
More it is widely applied.
Liquefied petroleum gas is in oil plant, and a kind of obtained nothing of pressurization cooling liquefaction is carried out by natural gas or oil
Color volatile liquid.Its easily spontaneous combustion, after its aerial content has reached certain concentration range, he runs into naked light just
Can explosion.Not only want precision high when the pressure to liquefied petroleum gas is detected, but also needs and Times when pressure change
It is alert, leakage or explosion phenomenon are avoided the occurrence of, Chinese utility model CN203465050U proposes a kind of pressure gauge, the utility model
Although improving the precision of pressure gauge, when the utility model in time can not alarm pressure change, so that liquid can not be avoided
Liquefied oil gas leakage causes serious accident, for this reason, a kind of it is proposed that pressure gauge for liquefied gas.
The content of the invention
The purpose of this utility model is to provide a kind of pressure gauge for liquefied gas, possess according to pressure change in time into
Row alarm, avoids liquefied petroleum gas from revealing the advantages of causing serious accident, and solving existing pressure gauge can not be in time to pressure
Power change is alarmed, so as to can not avoid the problem that liquefied petroleum gas leakage causes serious accident.
To achieve the above object, the utility model provides following technical solution：A kind of pressure gauge for liquefied gas, including
Watchcase, the front of the watchcase are rotatably connected to pointer by shaft, and the position of the positive and corresponding pointer of the watchcase is set
There is graduation mark, the position of positive and the corresponding pointer and graduation mark of the watchcase is fixedly connected with glass panel, the watchcase
Bottom is welded with detection bar, and the bottom of the detection bar is welded with connecting rod；
The inside of the detection bar is fixedly connected with sensor coil, and alarm has been bolted on the right side of the detection bar
Device, the alarm are mounted by means of bolts on the bottom of watchcase, and passing on left for the detection bar has been bolted button
Battery, the front of the sensor coil are welded with storage card, and the front of the storage card is welded with control board；
The output terminal of the sensor coil and the input terminal of control board are unidirectionally electrically connected, the control board
The output terminal of input terminal and button cell is unidirectionally electrically connected, the control board and the two-way electric connection of storage card, described
The output terminal of control board and the input terminal of alarm are unidirectionally electrically connected.
Preferably, the front of the watchcase and pressure display screen, the pressure display screen are inlaid with positioned at the bottom of pointer
Input terminal and the output terminal of sensor coil be unidirectionally electrically connected.
Preferably, passing on left for the button cell has been bolted Wireless Transmitter, the control board it is defeated
The input terminal of outlet and Wireless Transmitter is unidirectionally electrically connected, the storage card and the two-way electric connection of Wireless Transmitter.
Preferably, cover sheet has been bolted on the right side of the alarm, the surface of the cover sheet opens up
There is through hole, the surface of the connecting rod is provided with screw thread.
Preferably, the storage card is shown using one kind in MMC, SD, MiniSD, Memory Stick, SM, the pressure
Display screen uses LCD display.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model is by there is provided alarm, when sensor coil detects that pressure declines suddenly, representing liquefaction
Natural gas leakage, alarm sends alarm at this time, and the alarm acoustic frequency that the bigger alarm device of pressure value for working as decline is sent is more
Height, when sensor coil detects that pressure is higher than certain value, it is excessive that alarm can send alarm sounds staff's pressure, can
Security incident can occur, with the increase of pressure value, the frequency of alarm song also can be higher, by the way that there is provided storage card, storage
Maximal pressure force value and minimal pressure force value during alarm are stored with card, by that there is provided button cell, can be provided for alarm
Electric energy, by the cooperation of sensor coil, alarm, button cell and storage card, solving existing pressure gauge can not be in time to pressure
Power change is alarmed, so as to can not avoid the problem that liquefied petroleum gas leakage causes serious accident.
2nd, the utility model is by there is provided pressure display screen, facilitating staff to check pressure, by the way that there is provided wireless
Transmitter so that staff can receive pressure data by Wireless Transmitter, while can receive warning message, and work people
Member can be checked and be set the alert data in storage card by Wireless Transmitter, and staff can also be by the electricity of liquefied petroleum gas
Valve is electrically connected with Wireless Transmitter, and electric signal is sent automatically by Wireless Transmitter when pressure anomaly, and electric valve is closed, kept away
Exempt from that accident occurs, by there is provided cover sheet, the protection to alarm being strengthened, by the way that there is provided screw thread, the convenient people that works
Member's installation pressure gauge.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is Tthe utility model system schematic diagram.
In figure：1 watchcase, 2 pointers, 3 graduation marks, 4 glass panels, 5 detection bars, 6 connectors, 7 sensor coils, 8 alarms,
9 button cells, 10 storage cards, 11 control boards, 12 pressure display screens, 13 Wireless Transmitters, 14 cover sheets, 15 screw threads.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, a kind of pressure gauge for liquefied gas, including watchcase 1, the front of watchcase 1 are rotated by shaft
Pointer 2 is connected with, the position of the positive and corresponding pointer 2 of watchcase 1 is provided with graduation mark 3, the positive and corresponding pointer 2 of watchcase 1
Glass panel 4 is fixedly connected with the position of graduation mark 3, the bottom of watchcase 1 is welded with detection bar 5, the bottom welding of detection bar 5
There is connecting rod 6；
The inside of detection bar 5 is fixedly connected with sensor coil 7, and alarm 8 has been bolted in the right side of detection bar 5,
Alarm 8 is mounted by means of bolts on the bottom of watchcase 1, and passing on left for detection bar 5 has been bolted button cell 9, quick
The front of sense coil 7 is welded with storage card 10, and the front of storage card 10 is welded with control board 11；
The output terminal of sensor coil 7 and the input terminal of control board 11 are unidirectionally electrically connected, control board 11 it is defeated
Enter end and the output terminal of button cell 9 is unidirectionally electrically connected, control board 11 and 10 two-way electric connection of storage card, control electricity
The output terminal of road plate 11 and the input terminal of alarm 8 are unidirectionally electrically connected, and the front of watchcase 1 and are inlayed positioned at the bottom of pointer 2
Have pressure display screen 12, the input terminal of pressure display screen 12 is unidirectionally electrically connected with the output terminal of sensor coil 7, by there is provided
Pressure display screen 12, facilitates staff to check pressure, and passing on left for button cell 9 has been bolted Wireless Transmitter 13,
The output terminal of control board 11 and the input terminal of Wireless Transmitter 13 are unidirectionally electrically connected, storage card 10 and Wireless Transmitter 13
Two-way electric connection, by the way that there is provided Wireless Transmitter 13 so that staff can receive pressure by Wireless Transmitter 13
Data, while warning message can be received, staff can be checked and be set in storage card 10 by Wireless Transmitter 13
The electric valve of liquefied petroleum gas can be also electrically connected by alert data, staff with Wireless Transmitter 13, when pressure anomaly certainly
Dynamic to send electric signal by Wireless Transmitter 13, electric valve closes, avoids that accident occurs, the right side of alarm 8 is connected by bolt
Cover sheet 14 is connected to, the surface of cover sheet 14 offers through hole, and the surface of connecting rod 6 is provided with screw thread 15, passes through setting
Cover sheet 14, strengthens the protection to alarm 8, by there is provided screw thread 15, facilitating staff to install pressure gauge, depositing
Card storage 10 uses LCD display using one kind in MMC, SD, MiniSD, Memory Stick, SM, pressure display screen 12, leads to
Cross and be provided with alarm 8, when sensor coil 7 detects that pressure declines suddenly, represent liquefied natural gas leakage, at this time alarm
8 send alarm, and the alarm acoustic frequency that the bigger alarm device 8 of pressure value for working as decline is sent is higher, when sensor coil 7 detects
When pressure is higher than certain value, it is excessive that alarm 8 can send alarm sounds staff's pressure, it is possible that security incident,
With the increase of pressure value, the frequency of alarm song also can be higher, by the way that there is provided storage card 10, alarm is stored with storage card 10
When maximal pressure force value and minimal pressure force value, by that there is provided button cell 9, can be that alarm 8 provides electric energy, pass through sensitivity
The cooperation of coil 7, alarm 8, button cell 9 and storage card 10, solve existing pressure gauge can not in time to pressure change into
Row alarm, so as to can not avoid the problem that liquefied petroleum gas leakage causes serious accident.
In use, by there is provided alarm 8, when sensor coil 7 detects that pressure declines suddenly, representing that liquefaction is natural
Gas is revealed, and alarm 8 sends alarm at this time, and the alarm acoustic frequency that the bigger alarm device 8 of pressure value for working as decline is sent is higher,
When sensor coil 7 detects that pressure is higher than certain value, it is excessive that alarm 8 can send alarm sounds staff's pressure, can
Security incident can occur, with the increase of pressure value, the frequency of alarm song also can be higher, by there is provided storage card 10, depositing
Maximal pressure force value and minimal pressure force value during alarm are stored with card storage 10, by that can be alarm there is provided button cell 9
8 provide electric energy, by the cooperation of sensor coil 7, alarm 8, button cell 9 and storage card 10, solve existing pressure gauge without
Method in time alarms pressure change, so as to can not avoid the problem that liquefied petroleum gas leakage causes serious accident.
In summary：This is used for the pressure gauge of liquefied gas, passes through watchcase 1, pointer 2, graduation mark 3, glass panel 4, detection
The cooperation of bar 5, connector 6, sensor coil 7, alarm 8, button cell 9, storage card 10 and control board 11, solves existing
There is pressure gauge not alarm in time pressure change, so that liquefied petroleum gas leakage can not be avoided to cause serious accident
The problem of.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of pressure gauge for liquefied gas, including watchcase（1）, it is characterised in that：The watchcase（1）Front pass through shaft
It is rotatably connected to pointer（2）, the watchcase（1）Positive and corresponding pointer（2）Position be provided with graduation mark（3）, the table
Shell（1）Positive and corresponding pointer（2）And graduation mark（3）Position be fixedly connected with glass panel（4）, the watchcase（1）'s
Bottom is welded with detection bar（5）, the detection bar（5）Bottom be welded with connecting rod（6）；
The detection bar（5）Inside be fixedly connected with sensor coil（7）, the detection bar（5）Right side be bolted
There is alarm（8）, the alarm（8）It is mounted by means of bolts on watchcase（1）Bottom, the detection bar（5）Left side
Button cell has been bolted（9）, the sensor coil（7）Front be welded with storage card（10）, the storage card
（10）Front be welded with control board（11）；
The sensor coil（7）Output terminal and control board（11）Input terminal be unidirectionally electrically connected, the control circuit
Plate（11）Input terminal and button cell（9）Output terminal be unidirectionally electrically connected, the control board（11）With storage card
（10）Two-way electric connection, the control board（11）Output terminal and alarm（8）Input terminal be unidirectionally electrically connected.
A kind of 2. pressure gauge for liquefied gas according to claim 1, it is characterised in that：The watchcase（1）Front
And it is located at pointer（2）Bottom be inlaid with pressure display screen（12）, the pressure display screen（12）Input terminal and sensor coil
（7）Output terminal be unidirectionally electrically connected.
A kind of 3. pressure gauge for liquefied gas according to claim 1, it is characterised in that：The button cell（9）'s
Pass on left and be bolted Wireless Transmitter（13）, the control board（11）Output terminal and Wireless Transmitter（13）'s
Input terminal is unidirectionally electrically connected, the storage card（10）With Wireless Transmitter（13）Two-way electric connection.
A kind of 4. pressure gauge for liquefied gas according to claim 1, it is characterised in that：The alarm（8）The right side
Cover sheet has been bolted in side（14）, the cover sheet（14）Surface offer through hole, the connecting rod（6）'s
Surface is provided with screw thread（15）.
A kind of 5. pressure gauge for liquefied gas according to claim 2, it is characterised in that：The storage card（10）Using
One kind in MMC, SD, MiniSD, Memory Stick, SM, the pressure display screen（12）Using LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274816.9U CN207231693U (en) | 2017-09-29 | 2017-09-29 | A kind of pressure gauge for liquefied gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274816.9U CN207231693U (en) | 2017-09-29 | 2017-09-29 | A kind of pressure gauge for liquefied gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207231693U true CN207231693U (en) | 2018-04-13 |
Family
ID=61849946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721274816.9U Expired - Fee Related CN207231693U (en) | 2017-09-29 | 2017-09-29 | A kind of pressure gauge for liquefied gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207231693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576442A (en) * | 2017-09-29 | 2018-01-12 | 无锡市凯丰压力表有限公司 | A kind of pressure gauge for liquefied gas |
-
2017
- 2017-09-29 CN CN201721274816.9U patent/CN207231693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576442A (en) * | 2017-09-29 | 2018-01-12 | 无锡市凯丰压力表有限公司 | A kind of pressure gauge for liquefied gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20190929 |