CN210741727U - Novel pressure detection device for chemical safety - Google Patents
Novel pressure detection device for chemical safety Download PDFInfo
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- CN210741727U CN210741727U CN201922344604.9U CN201922344604U CN210741727U CN 210741727 U CN210741727 U CN 210741727U CN 201922344604 U CN201922344604 U CN 201922344604U CN 210741727 U CN210741727 U CN 210741727U
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Abstract
The utility model relates to the technical field of chemical industry, in particular to a novel pressure detection device for chemical industry safety, which can prevent corrosive gas in chemical equipment from corroding the inside, prolong the service life and ensure the accuracy of pressure detection, and comprises a pressure gauge, a capacitance pressure sensor, a detection tube, a connecting tube, detection liquid, two groups of floating blocks, a fixing ring and two groups of fixing rods, wherein the pressure gauge is internally provided with a pressure pointer, the capacitance pressure sensor is arranged at the bottom of the pressure gauge, the capacitance pressure sensor is electrically connected with the pressure gauge, the detection tube is a U-shaped tube, the top of the left side of the detection tube is communicated with the bottom of the capacitance pressure sensor, the connecting tube is in an L shape, the bottom of the connecting tube is communicated with the top of the right side of the detection tube, the detection liquid is filled at the bottom of the inside of the detection tube, and the, the two groups of floating blocks are respectively positioned above the left liquid level of the detection liquid and above the right liquid level of the detection liquid.
Description
Technical Field
The utility model relates to a technical field of chemical industry especially relates to a novel pressure measurement is used to chemical industry safety device.
Background
As is well known, in the chemical reaction process, pressure is an important parameter influencing the reaction process, so that in chemical equipment, the detection and control of pressure are important work contents, and the guarantee that the pressure is in a proper range is a precondition for guaranteeing the normal operation of the chemical reaction and an important guarantee for guaranteeing the safety of the chemical equipment.
The pressure detection device for the existing chemical safety is mainly characterized in that a pressure gauge is connected with chemical equipment, the pressure inside the chemical equipment is displayed through the pressure gauge, but the pressure gauge is easily corroded seriously after being used for a long time due to the fact that gas in the chemical equipment has high corrosivity, and the accuracy of the pressure gauge is influenced.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a novel pressure measurement for chemical industry safety device, it can prevent that the corrosive gas in the chemical industry equipment from leading to the fact the corruption to inside, improves life, ensures pressure measurement's accuracy.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the novel pressure detection device for chemical safety comprises a pressure gauge, a capacitance pressure sensor, a detection tube, a connecting tube, detection liquid, two groups of floating blocks, a fixing ring and two groups of fixing rods, wherein a pressure pointer is arranged inside the pressure gauge, the capacitance pressure sensor is arranged at the bottom of the pressure gauge, the capacitance pressure sensor is electrically connected with the pressure gauge, the detection tube is a U-shaped tube, the top of the left side of the detection tube is communicated with the bottom of the capacitance pressure sensor, the connecting tube is L-shaped, the bottom of the connecting tube is communicated with the top of the right side of the detection tube, the detection liquid is filled in the bottom of the inside of the detection tube, the two groups of floating blocks are respectively positioned on the left side and the right side of the detection tube, the two groups of floating blocks are respectively positioned above the liquid level of the left side of the detection liquid and above the, the left ends of the two groups of fixed rods are respectively fixed on the front side and the rear side of the fixed ring.
Preferably, the two groups of floating blocks are made of corrosion-resistant ceramic materials.
Preferably, still include flange and sealing ring, flange's left side suit is in the right-hand member of connecting pipe, the sealing ring is installed in flange's inside, the inside left side of sealing ring and the right-hand member outside in close contact with of connecting pipe.
Preferably, four groups of floating protruding strips are respectively arranged on the left side and the right side of the inner side wall of the detection tube, four groups of floating grooves are respectively arranged on the left side and the right side of the two groups of floating blocks, and the four groups of floating protruding strips are respectively positioned in the four groups of floating grooves.
Preferably, still include reinforcing ring and anchor bar, the reinforcing ring suit is in the left side of detecting tube, the left end and the right-hand member of anchor bar are fixed respectively on the right side of reinforcing ring with the left side of solid fixed ring.
Preferably, the detection device further comprises an alarm, wherein the alarm is installed at the top of the left side of the detection tube and is located below the capacitive pressure sensor.
(III) advantageous effects
Compared with the prior art, the utility model provides a novel pressure measurement for chemical industry safety device possesses following beneficial effect:
the novel pressure detection device for chemical safety is fixed on chemical equipment through two groups of fixed rods, then the right end of a connecting pipe is communicated with the inside of the chemical equipment, the right side of a detection pipe is communicated with the inside of the chemical equipment through the connecting pipe, then certain pressure is generated on the top of a floating block on the right side through air pressure in the chemical equipment, then the pressure is transmitted to the upper left side of the detection pipe through detection liquid and the floating block on the left side, so that gas above the left side of the detection pipe is compressed, the pressure is sensed through a capacitance pressure sensor, a pressure value is displayed through a pointer of a pressure gauge, and the capacitance pressure sensor and the pressure gauge finish pressure detection on the chemical equipment under the non-contact condition, so that the corrosion of the capacitance pressure sensor and the pressure gauge caused by the gas in the chemical equipment is avoided, thereby ensuring the service life of the device and the accuracy of pressure detection.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the left side of the detection tube of the present invention;
fig. 3 is a top view of the present invention;
in the drawings, the reference numbers: 1. a pressure gauge; 2. a capacitive pressure sensor; 3. a detection tube; 4. a connecting pipe; 5. detecting the liquid; 6. a slider; 7. a fixing ring; 8. fixing the rod; 9. a pressure pointer; 10. a connecting flange; 11. a seal ring; 12. floating the raised strips; 13. a reinforcing ring; 14. a reinforcing rod; 15. an alarm.
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.
Referring to fig. 1-3, the pressure detecting device for chemical safety of the present invention comprises a pressure gauge 1, a capacitive pressure sensor 2, a detecting tube 3, a connecting tube 4, a detecting liquid 5, two sets of floating blocks 6, a fixing ring 7 and two sets of fixing rods 8, wherein a pressure pointer 9 is arranged inside the pressure gauge 1, the capacitive pressure sensor 2 is installed at the bottom of the pressure gauge 1, the capacitive pressure sensor 2 is electrically connected to the pressure gauge 1, the detecting tube 3 is a U-shaped tube, the left top of the detecting tube 3 is communicated with the bottom of the capacitive pressure sensor 2, the connecting tube 4 is in an "L" shape, the bottom of the connecting tube 4 is communicated with the right top of the detecting tube 3, the detecting liquid 5 is filled at the bottom inside the detecting tube 3, the two sets of floating blocks 6 are respectively located at the left side and the right side inside the detecting tube 3, the two sets of floating blocks 6 are respectively located above the left liquid level of the detecting liquid 5 and above the right liquid, the fixing ring 7 is sleeved in the middle of the right side of the detection tube 3, the left ends of the two groups of fixing rods 8 are respectively fixed on the front side and the rear side of the fixing ring 7, the device is fixed on the chemical equipment through the two groups of fixing rods 8, then the right end of the connecting tube 4 is communicated with the interior of the chemical equipment, the right side of the detection tube 3 is communicated with the interior of the chemical equipment through the connecting tube 4, then certain pressure is generated on the top of the floating block 6 on the right side through the air pressure in the chemical equipment, then the pressure is transmitted to the upper left side of the detection tube 3 through the detection liquid 5 and the floating block 6 on the left side, so that the gas above the left side of the detection tube 3 is compressed, the pressure is sensed through the capacitance pressure sensor 2, the pressure value is displayed through the pointer of the pressure gauge 1, and the pressure detection on the chemical equipment is completed under the non-contact, therefore, the corrosion of gas in the chemical equipment to the capacitance pressure sensor 2 and the pressure gauge 1 is avoided, and the service life of the device and the accuracy of pressure detection are ensured; the two groups of floating blocks 6 are made of corrosion-resistant ceramic materials, so that the corrosion resistance of the two groups of floating blocks 6 is improved, and the service life of the two groups of floating blocks is prolonged; the left side of the connecting flange 10 is sleeved at the right end of the connecting pipe 4, the sealing ring 11 is installed inside the connecting flange 10, the left side inside the sealing ring 11 is tightly contacted with the outer side of the right end of the connecting pipe 4, the connecting strength of the connecting pipe 4 and chemical equipment can be improved through the connecting flange 10, the air tightness of the device and the chemical equipment can be improved through the sealing ring 11, and therefore the testing accuracy of the device is improved; four groups of floating protruding strips 12 are respectively arranged on the left side and the right side of the inner side wall of the detection tube 3, four groups of floating grooves are respectively arranged on the left side and the right side of the two groups of floating blocks 6, the four groups of floating protruding strips 12 are respectively positioned in the four groups of floating grooves, the floating position of the floating block 6 can be limited through the floating protruding strips 12, and the influence of the inclination of the floating block 6 on the accuracy of pressure detection is avoided; the detection tube is characterized by further comprising a reinforcing ring 13 and a reinforcing rod 14, wherein the reinforcing ring 13 is sleeved on the left side of the detection tube 3, the left end and the right end of the reinforcing rod 14 are fixed to the right side of the reinforcing ring 13 and the left side of the fixing ring 7 respectively, the stability of the detection tube 3 can be improved through the reinforcing ring 13 and the reinforcing rod 14, and the detection tube 3 is prevented from being damaged; still include alarm 15, alarm 15 is installed the left side top of sense tube 3, alarm 15 are located capacitive pressure sensor 2's below, when the unusual increase of chemical industry equipment pressure appears, alarm 15 can be triggered to left slider 6, reminds managers in time to handle.
In summary, when the novel pressure detection device for chemical safety is used, the device is fixed on chemical equipment through two groups of fixing rods 8, then, the right end of the connecting pipe 4 is communicated with the interior of the chemical equipment, and the connecting pipe 4 is fixed with the chemical equipment through the connecting flange 10, so that the right side of the detecting pipe 3 is communicated with the interior of the chemical equipment through the connecting pipe 4, then, a certain pressure is generated on the top of the floating block 6 on the right side by the air pressure in the chemical equipment, then, the pressure is transmitted to the upper left side of the detecting tube 3 through the detecting liquid 5 and the left slider 6, thereby compressing the gas above the left side of the detection tube 3, sensing the pressure through the capacitance pressure sensor 2, displaying the pressure value through the pointer of the pressure gauge 1, therefore, the capacitive pressure sensor 2 and the pressure gauge 1 can complete pressure detection on the chemical equipment under the non-contact condition.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The novel pressure detection device for chemical safety is characterized by comprising a pressure gauge (1), a capacitance pressure sensor (2), a detection tube (3), a connecting tube (4), detection liquid (5), two groups of floating blocks (6), a fixing ring (7) and two groups of fixing rods (8), wherein a pressure pointer (9) is arranged inside the pressure gauge (1), the capacitance pressure sensor (2) is installed at the bottom of the pressure gauge (1), the capacitance pressure sensor (2) is electrically connected with the pressure gauge (1), the detection tube (3) is a U-shaped tube, the top of the left side of the detection tube (3) is communicated with the bottom of the capacitance pressure sensor (2), the connecting tube (4) is L-shaped, the bottom of the connecting tube (4) is communicated with the top of the right side of the detection tube (3), and the detection liquid (5) is filled at the bottom of the inside of the detection tube (3), two sets of slider (6) are located the left side and the right side of detecting tube (3) inside respectively, and two sets of slider (6) are located the top of the left side liquid level of detecting liquid (5) and the top of the right side liquid level of detecting liquid (5) respectively, solid fixed ring (7) suit is in the right side middle part of detecting tube (3), the front side and the rear side at solid fixed ring (7) are fixed respectively to the left end of two sets of dead lever (8).
2. The novel pressure detection device for chemical safety as claimed in claim 1, wherein the two sets of floating blocks (6) are made of corrosion-resistant ceramic materials.
3. The novel pressure detection device for chemical safety as claimed in claim 1, further comprising a connecting flange (10) and a sealing ring (11), wherein the left side of the connecting flange (10) is sleeved at the right end of the connecting pipe (4), the sealing ring (11) is installed inside the connecting flange (10), and the left side of the inside of the sealing ring (11) is in close contact with the outer side of the right end of the connecting pipe (4).
4. The novel pressure detection device for chemical safety as claimed in claim 1, wherein four sets of floating protruding strips (12) are respectively arranged on the left side and the right side of the inner side wall of the detection tube (3), four sets of floating grooves are respectively arranged on the left side and the right side of the two sets of floating blocks (6), and the four sets of floating protruding strips (12) are respectively positioned inside the four sets of floating grooves.
5. The novel pressure detection device for chemical safety as claimed in claim 1, further comprising a reinforcing ring (13) and a reinforcing rod (14), wherein the reinforcing ring (13) is sleeved on the left side of the detection tube (3), and the left end and the right end of the reinforcing rod (14) are respectively fixed on the right side of the reinforcing ring (13) and the left side of the fixing ring (7).
6. The novel pressure detection device for chemical safety as claimed in claim 1, further comprising an alarm (15), wherein the alarm (15) is installed at the top of the left side of the detection tube (3), and the alarm (15) is located below the capacitive pressure sensor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344604.9U CN210741727U (en) | 2019-12-24 | 2019-12-24 | Novel pressure detection device for chemical safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344604.9U CN210741727U (en) | 2019-12-24 | 2019-12-24 | Novel pressure detection device for chemical safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210741727U true CN210741727U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922344604.9U Expired - Fee Related CN210741727U (en) | 2019-12-24 | 2019-12-24 | Novel pressure detection device for chemical safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210741727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229563A (en) * | 2020-09-30 | 2021-01-15 | 湖南创大玉兔化工有限公司 | Pressure measuring device for measuring high-temperature corrosion medium by using pressure gauge and sensor |
-
2019
- 2019-12-24 CN CN201922344604.9U patent/CN210741727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229563A (en) * | 2020-09-30 | 2021-01-15 | 湖南创大玉兔化工有限公司 | Pressure measuring device for measuring high-temperature corrosion medium by using pressure gauge and sensor |
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| Date | Code | Title | Description |
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| 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: 20200612 Termination date: 20201224 |