Pilot-operated electromagnetic valve convenient to operate

Abstract

The utility model discloses a pilot-operated electromagnetic valve convenient to operate, which relates to the technical field of pilot-operated electromagnetic valves and comprises a valve body, a coil structure is arranged at the top end of the valve body, and a relay is arranged on one side of the coil structure. Limiting blocks are symmetrically and fixedly connected to one side, close to the relay, of the coil structure; limiting grooves are symmetrically formed in the side, close to the coil structure, of the relay and correspond to the limiting blocks, and positioning rods are arranged on the inner sides of the limiting grooves. The limiting blocks are symmetrically and fixedly connected to one side of the coil structure, the relays are arranged on the outer sides of the limiting blocks, the limiting grooves corresponding to the limiting blocks are formed in one sides of the relays, the positioning rods are arranged on the inner sides of the limiting grooves, and the second through holes are formed in the outer sides of the relays. And the relay can be fixedly connected to the outer side of the coil structure through the second fastening bolt, so that the relay is very convenient to mount and dismount when the relay needs to be mounted and dismounted, and the replacement efficiency of the relay is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pilot operated solenoid valve, especially to a pilot operated solenoid valve convenient to operate. BACKGROUND

[0002] The pilot operated solenoid valve is an important fluid control device, which is widely used in industrial automation, hydraulic system, air compression system and other fields.

[0003] The utility model discloses a pilot operated solenoid valve convenient to operate discloses a pilot operated solenoid valve convenient to operate, including pilot head, pilot head installs at the left side of end cover, and end cover is connected valve body, and the right side of valve body is provided with back cover, and the inside of valve body is provided with piston cavity and valve core, and is provided with the piston in piston cavity, and is installed with piston rubber ring on the piston, and piston rubber ring is close to the inner wall of piston cavity, and the bottom of piston pushes valve core and slides in the inner chamber of valve body.The utility model discloses in the power loss and the power state through the control piston and spring, make valve core seal and slide in the inner chamber of valve body, thereby change the gas direction, and the operation performance is simple, and the first communication hole, the second communication hole, the second communication hole that are arranged guarantee the consistency of internal pressure, can stably fix valve core, prevent the shaking of valve core when gas transmission, and the control performance is stable, reliable, and the good sealing property that is guaranteed through the installation piston rubber ring on the piston and the installation sealing rubber ring on the valve core.

[0004] But the above-mentioned device still has some shortcomings when actually using, and the more obvious one is that the pilot operated solenoid valve needs to be installed with a relay for use with the electromagnetic valve, but the relay is prone to overheating and damage after long-term use, and the relay of the existing pilot operated solenoid valve is inconvenient to replace, resulting in a low service life of the pilot operated solenoid valve.

[0005] Therefore, it is necessary to invent a pilot operated solenoid valve convenient to operate to solve the above problems. Utility model content

[0006] The utility model discloses a purpose lies in providing a pilot solenoid valve convenient to operate, through the one side symmetry fixed connection of coil structure is limited to the block, the outside of limit block is provided with relay, the one side of relay is provided with the limit slot corresponding with limit block, the inside of limit slot is provided with the locating rod, the outside of relay is provided with second through -hole, can through second fastening bolt with coil structure's outside fixed connection of relay, when needing to install and remove relay, all very convenient, improved the replacement efficiency of relay, to solve the pilot solenoid valve in the use of above -mentioned background art, its side usually needs to install relay and electromagnetic valve matched use, but after long -time use, relay is easy to appear the phenomenon of heat damage, needs to replace relay, and the relay of existing pilot solenoid valve is inconvenient to replace, lead to the service life of pilot solenoid valve is not high.

[0007] According to one aspect of the present disclosure, a pilot solenoid valve convenient to operate is provided, comprising a valve body, a coil structure is arranged at the top end of the valve body, and a relay is arranged at one side of the coil structure.

[0008] A limit slot is symmetrically arranged at one side of the relay close to the coil structure, the limit slot and the limit block are arranged corresponding to each other, a locating rod is arranged at the inside of the limit slot, and the locating rod is arranged at the inside of the limit block.

[0009] A cable slot is arranged at the inside of the relay, a second through-hole is arranged at one side of the relay, a second fastening bolt is arranged at the inside of the second through-hole, and the relay is fixedly connected to the outside of the limit block through the second fastening bolt.

[0010] According to one aspect of the present disclosure, a pilot solenoid valve convenient to operate is provided, comprising a valve body, a coil structure is arranged at the top end of the valve body, and a relay is arranged at one side of the coil structure.

[0011] According to one aspect of the present disclosure, a pilot solenoid valve convenient to operate is provided, comprising a valve body, a coil structure is arranged at the top end of the valve body, and a relay is arranged at one side of the coil structure.

[0012] According to one aspect of the present disclosure, a pilot solenoid valve convenient to operate is provided, comprising a valve body, a coil structure is arranged at the top end of the valve body, and a relay is arranged at one side of the coil structure.

[0013] According to at least one embodiment of the present disclosure, a pilot operated electromagnetic valve convenient to operate, the inner side of the water outlet is provided with a water flow groove and a mounting hole, one side of the water outlet is fixedly connected with a connecting pipe, the other end of the connecting pipe is fixedly connected with a rotating ring, and the outer side of the rotating ring is provided with external threads.

[0014] The technical effects and advantages of the present application are as follows:

[0015] The utility model discloses a side symmetry fixed connection of coil structure is provided with limit block, the outer side of limit block is provided with relay, and the side of relay is provided with the limit slot corresponding with limit block, and the inner side of limit slot is provided with the locating rod, and the outer side of relay is provided with second through -hole, can pass through second fastening bolt and is fixedly connected with the outer side of coil structure to relay, when needing to install and dismount relay, it is very convenient, and the replacement efficiency of relay is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings illustrate exemplary embodiments of the present disclosure and together with the general description of the disclosure given above, and the detailed description of the embodiments below, serve to explain the principles of the present disclosure. These drawings are included herewith to provide further understanding of the present disclosure and are incorporated in and constitute a part of this specification.

[0017] Figure 1 It is the overall structure schematic diagram of a pilot operated electromagnetic valve convenient to operate according to one embodiment of the present disclosure.

[0018] Figure 2 It is the main body structure schematic diagram of coil structure in a pilot operated electromagnetic valve convenient to operate according to one embodiment of the present disclosure.

[0019] Figure 3 It is the main body structure schematic diagram of water outlet in a pilot operated electromagnetic valve convenient to operate according to one embodiment of the present disclosure.

[0020] Figure 4 It is the main body structure schematic diagram of relay in a pilot operated electromagnetic valve convenient to operate according to one embodiment of the present disclosure.

[0021] The reference signs in the drawings are specifically as follows:

[0022] 1, valve body;11, fixed plate;12, through groove;13, sealing rubber pad;

[0023] 2, water inlet;

[0024] 3, water outlet;31, connecting pipe;32, water flow groove;33, mounting hole;34, rotating ring;341, external thread;

[0025] 4, coil structure; 41, observation window; 42, base; 43, mounting plate; 431, first through hole; 44, battery cell; 45, upper cover plate; 46, limiting block;

[0026] 5, first fastening bolt; 51, nut;

[0027] 6, relay; 61, limiting groove; 62, positioning rod; 63, cable groove; 64, second through hole;

[0028] 7, second fastening bolt. DETAILED DESCRIPTION

[0029] As Figures 1-4 shown, the pilot operated solenoid valve of the present disclosure can include a valve body 1, the top end of the valve body 1 is provided with a coil structure 4, one side of the coil structure 4 is provided with a relay 6; the side of the coil structure 4 close to the relay 6 is symmetrically fixedly connected with a limiting block 46;

[0030] The side of the relay 6 close to the coil structure 4 is symmetrically provided with a limiting groove 61, the limiting groove 61 and the limiting block 46 are correspondingly arranged, the inner side of the limiting groove 61 is provided with a positioning rod 62, and the positioning rod 62 is arranged on the inner side of the limiting block 46;

[0031] The inner side of the relay 6 is provided with a cable groove 63, one side of the relay 6 is provided with a second through hole 64, the inner side of the second through hole 64 is provided with a second fastening bolt 7, and the relay 6 is fixedly connected to the outer side of the limiting block 46 through the second fastening bolt 7.

[0032] Therefore, by symmetrically fixedly connecting the limiting block 46 on one side of the coil structure 4, the outer side of the limiting block 46 is provided with the relay 6, one side of the relay 6 is provided with the limiting groove 61 corresponding to the limiting block 46, the inner side of the limiting groove 61 is provided with the positioning rod 62, and the outer side of the relay 6 is provided with the second through hole 64. The relay 6 can be fixedly connected to the outer side of the coil structure 4 through the second fastening bolt 7, which is very convenient when the relay 6 needs to be installed and disassembled, improves the replacement efficiency of the relay 6, and by arranging the cable groove 63, the cable groove 63 can be in communication with the relay 6, and the corresponding position of the coil structure 4 is provided with a groove corresponding to the cable groove 63, so as to facilitate the electrical communication between the coil structure 4 and the relay 6.

[0033] As Figure 1 and Figure 2As shown, in one preferred embodiment, the top end of the valve body 1 is fixedly connected with a fixed plate 11, the bottom end of the coil structure 4 is fixedly connected with a base 42, the bottom end of the base 42 is fixedly connected with a mounting plate 43, the four corners of the mounting plate 43 are provided with first through holes 431, the inner side of the first through holes 431 is provided with first fastening bolts 5, the top end of the first fastening bolts 5 is provided with nuts 51, one side of the coil structure 4 is provided with an observation window 41, and the top end of the coil structure 4 is provided with an upper cover plate 45, and the inner side of the upper cover plate 45 is provided with an electric core 44.

[0034] Thus, by setting the mounting plate 43, the mounting plate 43 is correspondingly arranged with the fixed plate 11, the mounting plate 43 can be placed on the top end of the fixed plate 11, and the four corners of the fixed plate 11 and the mounting plate 43 are provided with first through holes 431, and the inner side of the first through holes 431 is provided with first fastening bolts 5, the first fastening bolts 5 can be inserted into the inner side of the first through holes 431, so that the fixed plate 11 and the mounting plate 43 are fixed to each other by the first fastening bolts 5 and the nuts 51.

[0035] As shown, Figure 1 In one preferred embodiment, the two sides of the valve body 1 are respectively provided with a water inlet 2 and a water outlet 3, the inner side of the valve body 1 is provided with a through groove 12, and the inner side of the through groove 12 is provided with a sealing rubber 13.

[0036] Thus, by setting the sealing rubber 13 on the inner side of the through groove 12, the connecting pipe 31 slides on the inner side of the sealing rubber 13, thereby effectively improving the sealing between the connecting pipe 31 and the through groove 12.

[0037] As shown, Figure 3 In the present disclosure, the inner side of the water outlet 3 is provided with a water flow groove 32 and a mounting hole 33, one side of the water outlet 3 is fixedly connected with a connecting pipe 31, the other end of the connecting pipe 31 is fixedly connected with a rotating ring 34, and the outer side of the rotating ring 34 is provided with external threads 341.

[0038] Thus, by setting the mounting hole 33, the mounting hole 33 is arranged on the inner side of the four corners of the water outlet 3, and can be fixed to the external pipeline, by setting the connecting pipe 31, the connecting pipe 31 is used to fixedly connect the rotating ring 34, the outer side of the rotating ring 34 is provided with external threads 341, and the inner side of the valve body 1 is correspondingly provided with internal threads corresponding to the external threads 341, so that the rotating ring 34 can be screwed on the inner side of the valve body 1, thereby driving the rotating ring 34 to move, thereby effectively adjusting the extension length of the water inlet 2 and the water outlet 3, facilitating the connection of various pipelines, and by setting the water flow groove 32, the inner side of the connecting pipe 31 and the rotating ring 34 is provided with the water flow groove 32, so that the flow can be completely circulated.

[0039] Those skilled in the art should understand that the above embodiments are only for clearly illustrating the present disclosure, and are not intended to limit the scope of the present disclosure. Based on the above disclosure, other changes or modifications can also be made by those skilled in the art, and these changes or modifications are still within the scope of the present disclosure.

Claims

1. A pilot operated electromagnetic valve which is convenient to operate, comprising a valve body (1), a coil structure (4) is arranged at the top end of the valve body (1), a relay (6) is arranged at one side of the coil structure (4); characterized in that, The coil structure (4) is symmetrically and fixedly connected with a limiting block (46) on one side close to the relay (6); The relay (6) is symmetrically provided with a limiting groove (61) on one side close to the coil structure (4), the limiting groove (61) and the limiting block (46) are correspondingly arranged, and the inner side of the limiting groove (61) is provided with a positioning rod (62), and the positioning rod (62) is arranged on the inner side of the limiting block (46); The inner side of the relay (6) is provided with a cable groove (63), one side of the relay (6) is provided with a second through hole (64), the inner side of the second through hole (64) is provided with a second fastening bolt (7), and the relay (6) is fixedly connected to the outer side of the limiting block (46) through the second fastening bolt (7).

2. A pilot operated solenoid valve according to claim 1, characterized in that: The top end of the valve body (1) is fixedly connected with a fixed plate (11), the bottom end of the coil structure (4) is fixedly connected with a base (42), the bottom end of the base (42) is fixedly connected with a mounting plate (43), the four corners of the mounting plate (43) are provided with first through holes (431), the inner side of the first through hole (431) is provided with a first fastening bolt (5), and the top end of the first fastening bolt (5) is provided with a nut (51).

3. A pilot operated solenoid valve according to claim 2, characterized in that: One side of the coil structure (4) is provided with an observation window (41), the top end of the coil structure (4) is provided with an upper cover plate (45), and the inner side of the upper cover plate (45) is provided with a battery core (44).

4. A pilot operated solenoid valve according to claim 3, characterized in that: Both sides of the valve body (1) are respectively provided with a water inlet (2) and a water outlet (3), the inner side of the valve body (1) is provided with a through groove (12), and the inner side of the through groove (12) is provided with a sealing rubber pad (13).

5. A pilot operated solenoid valve according to claim 4, characterized in that: The inner side of the water outlet (3) is provided with a water flow groove (32) and a mounting hole (33), one side of the water outlet (3) is fixedly connected with a connecting pipe (31), the other end of the connecting pipe (31) is fixedly connected with a rotating ring (34), and the outer side of the rotating ring (34) is provided with an external thread (341).

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