CN211529870U - Combined pressure protection switch - Google Patents
Combined pressure protection switch Download PDFInfo
- Publication number
- CN211529870U CN211529870U CN202020490973.9U CN202020490973U CN211529870U CN 211529870 U CN211529870 U CN 211529870U CN 202020490973 U CN202020490973 U CN 202020490973U CN 211529870 U CN211529870 U CN 211529870U
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- Prior art keywords
- pressure
- protection switch
- pressure protection
- combined
- pressure difference
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a modular pressure protection switch relates to pressure protection switch technical field, can cause the condition emergence that the internals damaged because of inside infiltration into impurity such as steam or dust in daily use for solving current combination formula pressure protection switch, to this we need strengthen the problem of its pressure protection switch whole protectiveness. The combined pressure protection switch comprises a combined pressure protection switch body and is characterized in that a pressure protection switch shell is arranged on the outer wall of the front end face of the combined pressure protection switch body, a fixing screw is arranged on the outer wall of the pressure protection switch shell, a plurality of fixing screws are arranged on the fixing screw, a pressure difference pressure observation window is arranged on the front end face of the pressure protection switch shell, a nameplate column is arranged on one side of the pressure difference pressure observation window, a notice column is arranged below the nameplate column, a pressure difference adjusting mechanism is arranged on the upper surface of the combined pressure protection switch body, and a pressure adjusting mechanism is arranged on one side of the pressure difference.
Description
Technical Field
The utility model relates to a pressure protection switch technical field specifically is a modular pressure protection switch.
Background
The pressure switch adopts a pressure sensor and a transmitting circuit with high precision and high stability, and then realizes the detection, display, alarm and control signal output of medium pressure signals through a special CPU modular signal processing technology. The pressure switch can be widely used for measuring and controlling the gauge pressure and absolute pressure of various gases and liquids in the fields of petroleum, chemical industry, metallurgy, electric power, water supply and the like, and is an ideal intelligent measuring and controlling instrument for industrial fields.
However, in the daily use process of the existing combined pressure protection switch, impurities such as water vapor or dust permeate into the interior of the switch, so that the internal parts are damaged, and the integral protection performance of the pressure protection switch needs to be enhanced; thus, the existing requirements are not met, and a combined pressure protection switch is provided for the same.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a modular pressure protection switch to current modular pressure protection switch who proposes in solving above-mentioned background art can cause the condition of internals damage to take place because of inside impurity such as infiltration income steam or dust in daily use, to this we need strengthen the problem of its pressure protection switch whole protectiveness.
In order to achieve the above object, the utility model provides a following technical scheme: a combined pressure protection switch comprises a combined pressure protection switch body, wherein a pressure protection switch shell is arranged on the outer wall of the front end face of the combined pressure protection switch body, a plurality of fixing screws are arranged on the outer wall of the pressure protection switch shell, a pressure difference pressure observation window is arranged on the front end face of the pressure protection switch shell, a nameplate column is arranged on one side of the pressure difference pressure observation window, a notice column is arranged below the nameplate column, a pressure difference adjusting mechanism is arranged on the upper surface of the combined pressure protection switch body, a pressure adjusting mechanism is arranged on one side of the pressure difference adjusting mechanism, a connecting interface is arranged on the lower surface of the combined pressure protection switch body, a wiring port is arranged on one side of the connecting interface, and a pressure difference pressure mechanism is arranged inside the combined pressure protection switch body, one side of the differential pressure mechanism is provided with a wiring terminal, the lower surface of the differential pressure mechanism is provided with a lever, the lower surface of the wiring terminal is provided with a microswitch, and the lower surface of the lever is provided with a sensor.
Preferably, the inner wall of the pressure protection switch shell is provided with a rubber sealing strip.
Preferably, the outer wall of the differential pressure observation window is provided with a water seal.
Preferably, a hanging iron sheet is arranged on the outer wall of the upper surface of the combined pressure protection switch body.
Preferably, a pressure difference scale strip is arranged on the front end face of the pressure difference pressure mechanism, and a pressure scale strip is arranged on one side of the pressure difference scale strip.
Preferably, one end of the pressure difference adjusting mechanism is provided with a diaphragm, and a connecting spring is arranged below the diaphragm.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up rubber seal strip at pressure protection switch shell inner wall, rubber seal strip is used in between pressure protection switch shell and combination formula pressure protection switch body, and it can block external steam and dust, avoids taking place the inside condition that causes the internals to damage of external steam entering, and rubber seal strip is owing to be the rubber material, and its plasticity is strong, can match the casing of different patterns to certain antidetonation effect has, thereby can satisfy user's protection demand.
2. Through setting up the water seal strip at pressure difference pressure observation window outer wall, pressure difference pressure observation window is used for convenience of customers to observe inside pressure difference scale strip and pressure scale strip, and the benefit of doing so is convenience of customers's regulation pressure difference and pressure more, and the water seal strip then avoids steam to get into inside from the laminating department of pressure difference pressure observation window to further improve holistic protectiveness and leakproofness, convenience of customers uses.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of a partial structure of the combined pressure protection switch body of the present invention;
FIG. 3 is a schematic view of a partial structure of the differential pressure adjusting mechanism of the present invention;
in the figure: 1. a combined pressure protection switch body; 2. a pressure protection switch housing; 3. fixing screws; 4. a differential pressure observation window; 5. a nameplate column; 6. a notice column; 7. hanging iron sheets; 8. a differential pressure adjusting mechanism; 9. a pressure adjusting mechanism; 10. connecting an interface; 11. a wiring port; 12. a differential pressure mechanism; 13. a sensor; 14. a differential pressure scale bar; 15. a wiring terminal; 16. a pressure scale bar; 17. a microswitch; 18. a membrane; 19. a connecting spring; 20. a water seal; 21. a lever; 22. a rubber sealing strip.
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.
Referring to fig. 1-3, the present invention provides an embodiment: a combined pressure protection switch comprises a combined pressure protection switch body 1, a pressure protection switch shell 2 is arranged on the outer wall of the front end face of the combined pressure protection switch body 1, fixing screws 3 are arranged on the outer wall of the pressure protection switch shell 2, a plurality of fixing screws 3 are arranged, a pressure difference pressure observation window 4 is arranged on the front end face of the pressure protection switch shell 2, a nameplate column 5 is arranged on one side of the pressure difference pressure observation window 4, a notice column 6 is arranged below the nameplate column 5, a pressure difference adjusting mechanism 8 is arranged on the upper surface of the combined pressure protection switch body 1, a pressure adjusting mechanism 9 is arranged on one side of the pressure difference adjusting mechanism 8, a connecting interface 10 is arranged on the lower surface of the combined pressure protection switch body 1, a wiring port 11 is arranged on one side of the connecting interface 10, and a pressure difference mechanism 12 is arranged in the combined pressure protection switch body 1, one side of the differential pressure mechanism 12 is provided with a connecting terminal 15, the lower surface of the differential pressure mechanism 12 is provided with a lever 21, the lower surface of the connecting terminal 15 is provided with a microswitch 17, and the lower surface of the lever 21 is provided with a sensor 13.
Further, the inner wall of pressure protection switch shell 2 is provided with rubber sealing strip 22, rubber sealing strip 22 is used in between pressure protection switch shell 2 and combination formula pressure protection switch body 1, it can block external steam and dust, avoid taking place the inside condition that causes the internals to damage of external steam entering, rubber sealing strip 22 is owing to be the rubber material, its plasticity is strong, can match the casing of different patterns, and certain antidetonation effect has, thereby can satisfy user's protection demand.
Further, the outer wall of the differential pressure observation window 4 is provided with the water seal strip 20, the differential pressure observation window 4 is used for facilitating the user to observe the internal differential pressure scale strips 14 and the pressure scale strips 16, the advantage of doing so is that the user can adjust the differential pressure and the pressure more conveniently, and the water seal strip 20 avoids steam to enter the interior from the laminating position of the differential pressure observation window 4, thereby further improving the whole protection and the sealing performance, and facilitating the use of the user.
Further, be provided with on the outer wall of combination formula pressure protection switch body 1 upper surface and hang iron sheet 7, hang iron sheet 7 and be used for making things convenient for combination formula pressure protection switch body 1 to link to each other with other accessories, no matter the use coordinates to be connected, still fixes when daily placing, can both reach fine combination effect.
Further, the front end face of the differential pressure mechanism 12 is provided with a differential pressure scale bar 14, one side of the differential pressure scale bar 14 is provided with a pressure scale bar 16, and the differential pressure scale bar 14 and the pressure scale bar 16 are used for visually displaying the internal differential pressure and pressure information, so that a user can conveniently perform subsequent adjustment on the differential pressure and pressure information.
Further, one end of the pressure difference adjusting mechanism 8 is provided with a diaphragm 18, a connecting spring 19 is arranged below the diaphragm 18, and when a user adjusts the pressure difference adjusting mechanism 8, the diaphragm 18 and the connecting spring 19 are driven, so that the effect of a pressure protection switch can be achieved.
The working principle is as follows: when the pressure protection switch is used, the rubber sealing strip 22 is arranged on the inner wall of the pressure protection switch shell 2, the rubber sealing strip 22 acts between the pressure protection switch shell 2 and the combined pressure protection switch body 1, external water vapor and dust can be blocked, the condition that internal parts are damaged due to the fact that the external water vapor enters the inside is avoided, the rubber sealing strip 22 is made of rubber materials, has strong plasticity, can be matched with shells of different styles and has a certain anti-seismic effect, and therefore the protection requirement of a user can be met, the water sealing strip 20 is arranged on the outer wall of the pressure difference pressure observation window 4, the pressure difference pressure observation window 4 is used for facilitating the user to observe the internal pressure difference scale strips 14 and the pressure scale strips 16, the advantage of facilitating the user to adjust the pressure difference and the pressure is achieved, and the water sealing strip 20 prevents the water vapor from entering the inside from the joint of the, thereby further improve holistic protectiveness and leakproofness, convenience of customers uses, be provided with on the outer wall of combination formula pressure protection switch body 1 upper surface and hang iron sheet 7, it is used for making things convenient for combination formula pressure protection switch body 1 to link to each other with other accessories to hang iron sheet 7, no matter the use is cooperated and is connected, still fix when daily placing, can both reach fine combination effect, the preceding terminal surface of pressure difference pressure mechanism 12 is provided with pressure differential scale strip 14, one side of pressure differential scale strip 14 is provided with pressure scale strip 16, pressure differential scale strip 14 and pressure scale strip 16 are used for the inside pressure differential of audio-visual show and pressure information, thereby can convenience of customers to carry out subsequent regulation to it.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a modular pressure protection switch, includes modular pressure protection switch body (1), its characterized in that: the combined pressure protection switch comprises a combined pressure protection switch body (1), wherein a pressure protection switch shell (2) is arranged on the outer wall of the front end face of the combined pressure protection switch body (1), fixing screws (3) are arranged on the outer wall of the pressure protection switch shell (2), a plurality of fixing screws (3) are arranged on the fixing screws, a pressure difference pressure observation window (4) is arranged on the front end face of the pressure protection switch shell (2), a nameplate fence (5) is arranged on one side of the pressure difference pressure observation window (4), a notice fence (6) is arranged below the nameplate fence (5), a pressure difference adjusting mechanism (8) is arranged on the upper surface of the combined pressure protection switch body (1), a pressure adjusting mechanism (9) is arranged on one side of the pressure difference adjusting mechanism (8), a connecting interface (10) is arranged on the lower surface of the combined pressure protection switch body (1), and a wiring port (11) is arranged, the combined pressure protection switch is characterized in that a pressure difference pressure mechanism (12) is arranged inside the combined pressure protection switch body (1), a wiring terminal (15) is arranged on one side of the pressure difference pressure mechanism (12), a lever (21) is arranged on the lower surface of the pressure difference pressure mechanism (12), a microswitch (17) is arranged on the lower surface of the wiring terminal (15), and a sensor (13) is arranged on the lower surface of the lever (21).
2. The modular pressure protection switch of claim 1, wherein: the inner wall of the pressure protection switch shell (2) is provided with a rubber sealing strip (22).
3. The modular pressure protection switch of claim 1, wherein: and a water seal (20) is arranged on the outer wall of the differential pressure observation window (4).
4. The modular pressure protection switch of claim 1, wherein: and a hanging iron sheet (7) is arranged on the outer wall of the upper surface of the combined pressure protection switch body (1).
5. The modular pressure protection switch of claim 1, wherein: the front end face of the differential pressure mechanism (12) is provided with a differential pressure scale bar (14), and one side of the differential pressure scale bar (14) is provided with a pressure scale bar (16).
6. The modular pressure protection switch of claim 1, wherein: one end of the pressure difference adjusting mechanism (8) is provided with a diaphragm (18), and a connecting spring (19) is arranged below the diaphragm (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490973.9U CN211529870U (en) | 2020-04-07 | 2020-04-07 | Combined pressure protection switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020490973.9U CN211529870U (en) | 2020-04-07 | 2020-04-07 | Combined pressure protection switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211529870U true CN211529870U (en) | 2020-09-18 |
Family
ID=72460655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020490973.9U Expired - Fee Related CN211529870U (en) | 2020-04-07 | 2020-04-07 | Combined pressure protection switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211529870U (en) |
-
2020
- 2020-04-07 CN CN202020490973.9U patent/CN211529870U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200918 Termination date: 20210407 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |