Electronic pressure switch

Abstract

The utility model discloses an electronic pressure switch, which relates to the technical field of pressure switches, and comprises a main body switch and a protection mechanism, the protection mechanism for switch protection is arranged outside the main body switch, and the protection mechanism comprises an outer shield, a sliding rail, an insertion rod, a pay-off groove, a rotating clamping plate, a damping rotating shaft, a connecting spring and a pressurizing cover. Sliding rails are fixed to the two sides of the interior of the outer protective cover, inserting rods are fixed to the two sides of the lower portion of the main body switch, and paying-off grooves are formed in the two sides of the lower surface of the outer protective cover. Compared with an existing device, the electronic pressure switch can prevent the switch from being damaged due to external stress such as collision and falling through the cooperation of all parts of the protection mechanism, and can prevent the possibility that the wire body is loosened and even falls off when encountering external stress, thereby further guaranteeing the use safety of the switch, and improving the safety of the switch. And the service life of the switch is longer.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure switches, in particular to an electronic pressure switch. Background Art

[0002] The pressure switch uses a high-precision, high-stability pressure sensor and transmission circuit, and then uses a dedicated CPU modular signal processing technology to detect, display, alarm and control signal output of the medium pressure signal. The pressure switch can be widely used in the fields of petroleum, chemical industry, metallurgy, electricity, water supply, etc.

[0003] When the existing pressure switch is in use, the outside of the switch is often separately arranged. Therefore, when the switch encounters external forces such as collision and falling, it will make it difficult to ensure the safety of the switch and it is easy to cause disconnection, which will affect the service life of the switch.

[0004] Therefore, the existing structure and defects are studied and improved, and an electronic pressure switch is provided to achieve a more practical purpose. Utility Model Content

[0005] The purpose of the utility model is to provide an electronic pressure switch to solve the problem in the above background technology that the existing pressure switch is often separately arranged outside when in use, so when the switch encounters external forces such as collision and falling, it makes it difficult to ensure the safety of the switch, thereby affecting the service life of the switch.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electronic pressure switch, comprising a main switch and a protective mechanism, wherein the protective mechanism for switch protection is arranged on the outside of the main switch, and the protective mechanism comprises an outer protective cover, a sliding rail, a plug-in rod, a wire release groove, a rotating card plate, a damping shaft, a connecting spring and a pressure cover, sliding rails are fixed on both sides of the inner part of the outer protective cover, plug-in rods are fixed on both sides of the lower side of the main switch, wire release grooves are opened on both sides of the lower surface of the outer protective cover, and a rotating card plate is installed in the middle of the upper part of the wire release groove, the rear part of the rotating card plate is connected to the damping shaft, the lower surface of the rotating card plate is connected to connecting springs on both sides, and a pressure cover is arranged at the bottom of the connecting spring.

[0007] Furthermore, the main switch is plugged into the outer shield via a plug-in rod, and the main switch is slidably connected to the outer shield via a sliding rail.

[0008] Furthermore, the rotating clamping plate is rotationally connected to the outer shield via a damping shaft, and a covering mechanism for preventing accidental touch is provided in the middle of the upper surface of the main switch.

[0009] Furthermore, the covering mechanism includes an upper cover plate and a rotating shaft, and the upper sides of the upper cover plate are connected with the rotating shaft.

[0010] Furthermore, the covering mechanism also includes a buckle, and a buckle is provided at the lower middle part of the upper cover plate.

[0011] Furthermore, the upper cover is rotatably connected to the main switch via a rotating shaft, and the upper cover is snap-fitted to the main switch via a buckle.

[0012] Compared with the prior art, the utility model provides an electronic pressure switch, which has the following beneficial effects:

[0013] 1. The utility model can prevent the switch from being damaged by external forces such as collision and falling through the cooperation between the various parts of the protection mechanism, and can also prevent the wire body from loosening or even falling off when encountering external forces, thereby further ensuring the safety of the switch and extending the service life of the switch;

[0014] 2. The utility model uses a covering mechanism to enable the upper cover plate to cover and protect the upper surface of the main switch to prevent the main switch from being accidentally touched during operation, thereby improving the use effect of the switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall external separation three-dimensional structure of an electronic pressure switch of the utility model;

[0016] Figure 2 This is a schematic diagram of the overall top view structure of an electronic pressure switch of the utility model;

[0017] Figure 3 The utility model is a schematic diagram of the front view structure of a wire trough of an electronic pressure switch.

[0018] In the figure: 1. main switch; 2. covering mechanism; 201. upper cover; 202. rotating shaft; 203. buckle; 3. protection mechanism; 301. outer shield; 302. sliding rail; 303. plug-in rod; 304. wire groove; 305. rotating card plate; 306. damping shaft; 307. connecting spring; 308. pressure cover. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0021] like Figure 1-Figure 3 As shown, an electronic pressure switch includes a main switch 1 and a protection mechanism 3. The protection mechanism 3 for switch protection is arranged outside the main switch 1. The protection mechanism 3 includes an outer protective cover 301, a sliding rail 302, a plug rod 303, a wire release groove 304, a rotating card plate 305, a damping shaft 306, a connecting spring 307 and a pressure cover 308. The sliding rails 302 are fixed on both sides of the inner part of the outer protective cover 301, the plug rods 303 are fixed on both sides of the lower part of the main switch 1, and the lower surface of the outer protective cover 301 is provided with A wire release groove 304 is provided, and a rotating card plate 305 is installed in the upper middle part of the wire release groove 304, a damping shaft 306 is connected to the rear of the rotating card plate 305, connecting springs 307 are connected to both sides of the lower surface of the rotating card plate 305, and a pressure cover 308 is provided at the bottom of the connecting spring 307, the main switch 1 is plugged with the outer shield 301 through the plug rod 303, and the main switch 1 is slidably connected with the outer shield 301 through the sliding rail 302, and the rotating card plate 305 is rotatably connected with the outer shield 301 through the damping shaft 306;

[0022] The main switch 1 and the outer shield 301 can be slidably combined together by the sliding rail 302 and the plug rod 303, so that the external outer shield 301 can be used for protection when the main switch 1 is in use, so as to prevent the switch from being damaged by external forces such as collision and falling. By rotating the clamping plate 305 and the damping shaft 306, the connection spring 307 and the pressure cover 308 can be used to limit the downward pressure of the connection line of the switch after the cover is closed, so as to prevent the line from loosening or even falling off when encountering external forces, thereby further ensuring the safety of the switch and extending the service life of the switch.

[0023] like Figure 1 and Figure 2As shown, a covering mechanism 2 for preventing accidental touch is provided in the middle of the upper surface of the main switch 1, and the covering mechanism 2 includes an upper cover plate 201 and a rotating shaft 202. The rotating shafts 202 are connected to the upper two sides of the upper cover plate 201. The covering mechanism 2 also includes a buckle 203. The buckle 203 is provided in the middle of the lower part of the upper cover plate 201. The upper cover plate 201 is rotatably connected to the main switch 1 through the rotating shaft 202, and the upper cover plate 201 is clamped with the main switch 1 through the buckle 203. Through the rotating shaft 202, the upper cover plate 201 can be used to cover the upper surface of the main switch 1, and the buckle 203 can be used to clamp and fix the covered upper cover plate 201, so that the upper cover plate 201 can cover and protect the upper surface of the main switch 1 to prevent the possibility of accidental touch of the main switch 1 during operation, so as to make the switch have a better use effect.

[0024] Working principle: When using the electronic pressure switch, first, the main switch 1 and the outer shield 301 can be slid together through the sliding rail 302 and the plug-in rod 303, so that when the main switch 1 is in use, the external outer shield 301 can be used for protection to prevent the switch from being damaged by external forces such as collision and falling. By rotating the card plate 305 and the damping shaft 306, the connection spring 307 and the pressure cover 308 can be used to limit the downward pressure of the connection line of the switch after covering, so as to prevent the line body from loosening or even falling off when encountering external forces, thereby further ensuring the safety of the use of the switch and extending the service life of the switch. By rotating the shaft 202, the upper cover plate 201 can be used to cover the upper surface of the main switch 1, and the upper cover plate 201 after covering can be clamped and fixed by the buckle 203, so that the upper cover plate 201 can cover and protect the upper surface of the main switch 1 to prevent the possibility of accidental touch of the main switch 1 during operation, so that the use effect of the switch is better.

[0025] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An electronic pressure switch, comprising a main switch (1) and a protection mechanism (3), characterized in that: The protection mechanism (3) for switch protection is arranged outside the main switch (1), and comprises an outer protective cover (301), a sliding rail (302), a plug-in rod (303), a wire release groove (304), a rotating card plate (305), a damping shaft (306), a connecting spring (307) and a pressure cover (308). The sliding rails (302) are fixed on both sides of the inner part of the outer protective cover (301). Connecting rods (303) are fixed on both sides of the lower part, and wire release grooves (304) are provided on both sides of the lower surface of the outer protective cover (301), and a rotating clamping plate (305) is installed in the upper middle part of the wire release groove (304), and a damping shaft (306) is connected to the rear of the rotating clamping plate (305), and connecting springs (307) are connected to both sides of the lower surface of the rotating clamping plate (305), and a pressure cover (308) is provided at the bottom of the connecting spring (307).

2. An electronic pressure switch according to claim 1, characterized in that: The main switch (1) is plugged into the outer protective cover (301) via a plug-in rod (303), and the main switch (1) is slidably connected to the outer protective cover (301) via a sliding rail (302).

3. An electronic pressure switch according to claim 1, characterized in that: The rotating card plate (305) is rotationally connected to the outer protective cover (301) via a damping rotating shaft (306), and a covering mechanism (2) for preventing accidental touch is provided in the middle of the upper surface of the main switch (1).

4. An electronic pressure switch according to claim 3, characterized in that: The covering mechanism (2) comprises an upper cover plate (201) and a rotating shaft (202), and the upper sides of the upper cover plate (201) are connected to the rotating shaft (202).

5. An electronic pressure switch according to claim 4, characterized in that: The covering mechanism (2) further comprises a buckle (203), and the buckle (203) is arranged at the lower middle part of the upper cover plate (201).

6. An electronic pressure switch according to claim 5, characterized in that: The upper cover plate (201) is rotatably connected to the main switch (1) via a rotating shaft (202), and the upper cover plate (201) is snap-fitted to the main switch (1) via a snap buckle (203).

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