CN216054500U - Electromagnetic relay with explosion-proof and waterproof structure - Google Patents
Electromagnetic relay with explosion-proof and waterproof structure Download PDFInfo
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- CN216054500U CN216054500U CN202122597879.0U CN202122597879U CN216054500U CN 216054500 U CN216054500 U CN 216054500U CN 202122597879 U CN202122597879 U CN 202122597879U CN 216054500 U CN216054500 U CN 216054500U
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Abstract
The utility model discloses an electromagnetic relay with an explosion-proof and waterproof structure, which comprises a base, wherein a dehumidification frame is arranged at the central position of the top end of the base, an object placing table is arranged at the top end of the dehumidification frame, an electromagnetic relay body is arranged at the central position of the top end of the object placing table, an explosion-proof shell is arranged at the top end of the base outside the electromagnetic relay body, strip-shaped plates are fixed on two outer side walls of the bottom of the explosion-proof shell, locking bolts at equal intervals are arranged at the top ends of the strip-shaped plates, and the bottom ends of the locking bolts penetrate through the strip-shaped plates and are in threaded connection with the top of the base. The explosion-proof relay not only achieves the aim of explosion prevention, further eliminates potential safety hazards existing in the use process of the relay, but also reduces the phenomenon that the electromagnetic relay body is damaged due to vibration, further prolongs the service life of the relay, and enables the interior of the explosion-proof shell to be in a dry state, thereby achieving the aim of water prevention.
Description
Technical Field
The utility model relates to the technical field of relays, in particular to an electromagnetic relay with an explosion-proof and waterproof structure.
Background
The electromagnetic relay is an automatic switch element with an isolation function, is widely applied to household appliances, remote control, remote measurement, communication, automatic control, mechatronics and power electronic equipment, is one of the most important control elements, and plays roles of automatic adjustment, safety protection, conversion circuit and the like in a control circuit.
The conventional relays on the market are inconvenient to perform explosion-proof treatment, so that the relays are easy to explode due to external factors, have serious potential safety hazards and often troubles people.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an electromagnetic relay with an explosion-proof and waterproof structure, which aims to solve the problem that the relay is inconvenient to carry out explosion-proof treatment in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an explosion-proof and waterproof structure's electromagnetic relay, includes the base, the central point on base top puts the department and is equipped with the dehumidification frame, the top that dehumidifies the frame is equipped with puts the thing platform, the central point that puts the thing platform top puts the department and installs the electromagnetic relay body, explosion-proof casing is installed on the base top in the electromagnetic relay body outside, all be fixed with the bar shaped plate on two lateral walls of explosion-proof casing bottom, equidistant locking bolt is installed on the top of bar shaped plate, the bottom of locking bolt run through the bar shaped plate and with the top threaded connection of base.
Preferably, a drawer is arranged at the center of the inside of the dehumidifying frame, and the bottom end of the inside of the drawer is filled with solid hygroscopic particles so as to absorb moisture in the inside of the explosion-proof housing.
Preferably, the top of the dehumidifying frame is provided with moisture absorption holes at equal intervals, and the top ends of the moisture absorption holes extend to the outside of the dehumidifying frame, so that moisture in the anti-explosion shell flows into the dehumidifying frame.
Preferably, all be equipped with spacing frame on the inner wall of dehumidification frame both sides, the inside one end of spacing frame is equipped with the stopper, the one end of stopper extend to the outside of spacing frame and with the outer wall fixed connection of drawer to carry on spacingly to the slip range of drawer.
Preferably, all be equipped with the ventilation hole on the two inside walls at explosion-proof housing top, the one end in ventilation hole extends to explosion-proof housing's outside, the ventilation hole is the slope structure to carry out ventilation cooling and handle.
Preferably, the inside second buffer board that is equipped with of explosion-proof housing above the electromagnetic relay body, the bottom of second buffer board touches mutually with the top of electromagnetic relay body to buffer the processing to the electromagnetic relay body.
Preferably, the inside first buffer board that all is equipped with of explosion-proof housing in the electromagnetic relay body outside, the outer wall of first buffer board one side touches mutually with the outer wall of electromagnetic relay body, all be equipped with two sets of location section of thick bamboos on the explosion-proof housing inner wall of electromagnetic relay body one side is kept away from to first buffer board and second buffer board to buffer the processing to the electromagnetic relay body.
Preferably, install reset spring on the inner wall of a location section of thick bamboo one end, T type pole is installed to reset spring's one end, the one end that reset spring was kept away from to T type pole extend to the outside of a location section of thick bamboo and with the outer wall fixed connection of first buffer board and second buffer board to protect the processing to the electromagnetic relay body through first buffer board and second buffer board.
Compared with the prior art, the utility model has the beneficial effects that: the electromagnetic relay with the explosion-proof and waterproof structure not only eliminates potential safety hazards existing when the relay is used, prolongs the service life of the relay, but also achieves the waterproof purpose;
(1) the explosion-proof shell can be arranged at the top end of the base outside the electromagnetic relay body by rotating the locking bolt to enable one end of the locking bolt to penetrate through the strip-shaped plate and be screwed into the top of the base, and then the explosion-proof shell can protect the electromagnetic relay body so as to reduce the phenomenon that sparks generated in the use process of the electromagnetic relay body are contacted with external explosive gas and dust to generate explosion, and further achieve the purpose of explosion prevention, so that potential safety hazards existing in the use process of the relay are eliminated;
(2) the reset spring has good elastic effect, and when the electromagnetic relay body vibrates due to external factors, the reset spring can drive the T-shaped rod to be positioned inside the positioning cylinder to slide, so that the electromagnetic relay body is buffered through the first buffer plate and the second buffer plate, the phenomenon that the electromagnetic relay body is damaged due to vibration can be reduced, and the service life of the relay is prolonged;
(3) through setting up two sets of ventilation holes symmetry in the inner wall of explosion-proof housing, so that the inside to explosion-proof housing is ventilated and is dispelled the heat and is handled, and then can reduce the too high phenomenon of the inside moisture of explosion-proof housing and take place, be the slope structure because of the ventilation hole, make external water source be difficult to flow in to explosion-proof housing's inside, the rethread pours solid-state moisture absorption granule into the inside to the drawer into, promote the drawer afterwards, make the stopper be located the inside of spacing frame and slide, so that the inside of drawer propelling movement to dehumidification frame, solid-state moisture absorption granule then can absorb the processing through the moisture of moisture absorption pore pair explosion-proof housing inside this moment, so that explosion-proof housing is inside dry state, thereby waterproof purpose has been reached.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of the dehumidifying frame of the present invention;
FIG. 4 is a schematic top view of an electromagnetic relay body according to the present invention;
fig. 5 is a schematic top view of the present invention.
In the figure: 1. a base; 2. a strip plate; 3. a dehumidifying frame; 4. a first buffer plate; 5. an explosion-proof housing; 6. a second buffer plate; 7. an electromagnetic relay body; 8. a vent hole; 9. a placing table; 10. locking the bolt; 11. solid hygroscopic particles; 12. a drawer; 13. a positioning cylinder; 14. a T-shaped rod; 15. a return spring; 16. a moisture-absorbing aperture; 17. a limiting block; 18. and a limiting frame.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: an electromagnetic relay with an explosion-proof and waterproof structure comprises a base 1, wherein a dehumidification frame 3 is arranged at the center of the top end of the base 1, a drawer 12 is arranged at the center inside the dehumidification frame 3, and solid moisture absorption particles 11 are filled at the bottom inside the drawer 12;
when in use, the solid hygroscopic particles 11 are filled in the drawer 12 so as to absorb the moisture in the explosion-proof shell 5;
the inner walls of the two sides of the dehumidifying frame 3 are provided with limiting frames 18, one end inside the limiting frame 18 is provided with a limiting block 17, and one end of the limiting block 17 extends to the outside of the limiting frame 18 and is fixedly connected with the outer wall of the drawer 12;
when in use, the limiting block 17 is positioned inside the limiting frame 18 to slide so as to limit the sliding amplitude of the drawer 12;
when in use, the moisture absorption holes 16 are arranged on the top of the dehumidification frame 3 at equal intervals, so that moisture in the explosion-proof shell 5 flows into the dehumidification frame 3;
the top end of the dehumidification frame 3 is provided with an object placing table 9, the center position of the top end of the object placing table 9 is provided with an electromagnetic relay body 7, a second buffer plate 6 is arranged inside the explosion-proof shell 5 above the electromagnetic relay body 7, and the bottom end of the second buffer plate 6 is contacted with the top end of the electromagnetic relay body 7;
when in use, the second buffer plate 6 is arranged above the electromagnetic relay body 7 so as to buffer the electromagnetic relay body 7;
the inner parts of the explosion-proof shell 5 at the outer side of the electromagnetic relay body 7 are all provided with a first buffer plate 4, the outer wall of one side of the first buffer plate 4 is contacted with the outer wall of the electromagnetic relay body 7, and the inner walls of the explosion-proof shell 5 at one side of the first buffer plate 4 and the second buffer plate 6 far away from the electromagnetic relay body 7 are all provided with two groups of positioning cylinders 13;
when in use, the first buffer plate 4 is arranged on the outer side of the electromagnetic relay body 7 so as to buffer the electromagnetic relay body 7;
a return spring 15 is mounted on the inner wall of one end of the positioning cylinder 13, a T-shaped rod 14 is mounted at one end of the return spring 15, and one end, far away from the return spring 15, of the T-shaped rod 14 extends to the outside of the positioning cylinder 13 and is fixedly connected with the outer walls of the first buffer plate 4 and the second buffer plate 6;
when the electromagnetic relay is used, the T-shaped rod 14 displaces the inside of the positioning cylinder 13 to slide, so that the electromagnetic relay body 7 is protected through the first buffer plate 4 and the second buffer plate 6;
an explosion-proof shell 5 is mounted at the top end of a base 1 on the outer side of an electromagnetic relay body 7, vent holes 8 are formed in two inner side walls of the top of the explosion-proof shell 5, one end of each vent hole 8 extends to the outer side of the explosion-proof shell 5, and each vent hole 8 is of an inclined structure;
when in use, the two groups of vent holes 8 are symmetrically arranged on the inner wall of the explosion-proof shell 5 so as to facilitate ventilation and heat dissipation;
all be fixed with strip shaped plate 2 on two lateral walls of explosion-proof housing 5 bottom, equidistant locking bolt 10 is installed on the top of strip shaped plate 2, the bottom of locking bolt 10 run through strip shaped plate 2 and with base 1's top threaded connection.
When the anti-explosion device is used, firstly, the locking bolt 10 is rotated to enable one end of the anti-explosion shell 5 to penetrate through the strip-shaped plate 2 and be screwed into the top of the base 1, so that the anti-explosion shell 5 can be arranged at the top end of the base 1 on the outer side of the electromagnetic relay body 7, at the moment, the anti-explosion shell 5 can carry out protection treatment on the electromagnetic relay body 7 to reduce the phenomenon that sparks generated in the use process of the electromagnetic relay body 7 are contacted with external explosive gas and dust to cause explosion, and further achieve the anti-explosion purpose, then, two groups of vent holes 8 are symmetrically arranged on the inner wall of the anti-explosion shell 5 to carry out ventilation and heat dissipation treatment on the inside of the anti-explosion shell 5, so that the phenomenon that the moisture inside of the anti-explosion shell 5 is too high can be reduced, because the vent holes 8 are of an inclined structure, the external water source is difficult to flow into the inside of the anti-explosion shell 5, and then solid moisture absorption particles 11 are injected into the inside of the drawer 12, promote drawer 12 afterwards, make stopper 17 be located the inside of spacing frame 18 and slide, so that drawer 12 propelling movement to the inside of dehumidification frame 3, solid-state moisture absorption granule 11 then can absorb the processing through moisture absorption hole 16 to the inside moisture of explosion-proof housing 5 this moment, and then reach waterproof purpose, finally, have good elastic action through reset spring 15, when electromagnetic relay body 7 produces the vibration because of external factors, reset spring 15 then can drive T type pole 14 and be located the inside of a location section of thick bamboo 13 and slide, so that cushion processing is carried out to electromagnetic relay body 7 through first buffer board 4 and second buffer board 6, thereby accomplish the use of relay.
Claims (8)
1. The utility model provides an electromagnetic relay of explosion-proof waterproof construction, a serial communication port, includes base (1), the central point on base (1) top puts the department and is equipped with dehumidification frame (3), the top of dehumidification frame (3) is equipped with puts thing platform (9), put the central point on thing platform (9) top and put the department and install electromagnetic relay body (7), explosion-proof casing (5) are installed on base (1) top in the electromagnetic relay body (7) outside, all be fixed with strip shaped plate (2) on two lateral walls of explosion-proof casing (5) bottom, equidistant locking bolt (10) are installed on the top of strip shaped plate (2), the bottom of locking bolt (10) run through strip shaped plate (2) and with the top threaded connection of base (1).
2. An electromagnetic relay of explosion-proof and waterproof structure according to claim 1, characterized in that: a drawer (12) is arranged at the center of the interior of the dehumidifying frame (3), and solid hygroscopic particles (11) are filled at the bottom end of the interior of the drawer (12).
3. An electromagnetic relay of explosion-proof and waterproof structure according to claim 1, characterized in that: the top of the dehumidifying frame (3) is provided with moisture absorption holes (16) at equal intervals, and the top ends of the moisture absorption holes (16) extend to the outside of the dehumidifying frame (3).
4. An electromagnetic relay of explosion-proof and waterproof structure according to claim 2, characterized in that: all be equipped with spacing frame (18) on the inner wall of dehumidification frame (3) both sides, the inside one end of spacing frame (18) is equipped with stopper (17), the one end of stopper (17) extend to the outside of spacing frame (18) and with the outer wall fixed connection of drawer (12).
5. An electromagnetic relay of explosion-proof and waterproof structure according to claim 1, characterized in that: all be equipped with ventilation hole (8) on two inside walls at explosion-proof casing (5) top, the one end in ventilation hole (8) extends to the outside of explosion-proof casing (5), ventilation hole (8) are the slope structure.
6. An electromagnetic relay of explosion-proof and waterproof structure according to claim 1, characterized in that: a second buffer plate (6) is arranged inside an explosion-proof shell (5) above the electromagnetic relay body (7), and the bottom end of the second buffer plate (6) is in contact with the top end of the electromagnetic relay body (7).
7. An electromagnetic relay of explosion-proof and waterproof structure according to claim 6, characterized in that: the anti-explosion electromagnetic relay is characterized in that a first buffer plate (4) is arranged inside an anti-explosion shell (5) on the outer side of an electromagnetic relay body (7), the outer wall of one side of the first buffer plate (4) is in contact with the outer wall of the electromagnetic relay body (7), and two groups of positioning cylinders (13) are arranged on the inner wall of the anti-explosion shell (5) on one side of the electromagnetic relay body (7) and far away from the first buffer plate (4) and a second buffer plate (6).
8. An electromagnetic relay of explosion-proof and waterproof structure according to claim 7, characterized in that: install reset spring (15) on the inner wall of a location section of thick bamboo (13) one end, T type pole (14) are installed to the one end of reset spring (15), the one end that reset spring (15) were kept away from in T type pole (14) extends to the outside of a location section of thick bamboo (13) and with the outer wall fixed connection of first buffer board (4) and second buffer board (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122597879.0U CN216054500U (en) | 2021-10-27 | 2021-10-27 | Electromagnetic relay with explosion-proof and waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122597879.0U CN216054500U (en) | 2021-10-27 | 2021-10-27 | Electromagnetic relay with explosion-proof and waterproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216054500U true CN216054500U (en) | 2022-03-15 |
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ID=80611691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122597879.0U Active CN216054500U (en) | 2021-10-27 | 2021-10-27 | Electromagnetic relay with explosion-proof and waterproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216054500U (en) |
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2021
- 2021-10-27 CN CN202122597879.0U patent/CN216054500U/en active Active
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