CN216643092U

CN216643092U - Manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve

Info

Publication number: CN216643092U
Application number: CN202122916387.3U
Authority: CN
Inventors: 杨作平
Original assignee: Yuyao Shuntong Solenoid Valve Co ltd
Current assignee: Yuyao Shuntong Solenoid Valve Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-31
Anticipated expiration: 2031-11-25

Abstract

The utility model provides a manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve which comprises a valve body, wherein a valve rod is arranged in the valve body, one end, positioned outside the valve body, of the valve rod extends into an electromagnetic switch, a through groove which is concentrically arranged with the valve rod is formed in the valve rod, an annular groove is formed in the outer surface of one end, positioned in the valve body, of the valve rod, the annular groove is communicated with the through groove through a through hole, one end, positioned in the valve body, of the valve rod is fixedly connected with an elastic compensation seal, a manual opening piece is arranged on the outer surface of the valve body, and an emergency closing piece is arranged in the electromagnetic switch. The on-off of the electromagnetic valve is manually controlled, and the emergency closing function is added.

Description

Manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve

Technical Field

The utility model discloses a manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve, and belongs to the technical field of electromagnetic valves.

Background

The solenoid valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is used for adjusting the direction, flow rate, speed and other parameters of a medium in an industrial control system. At present, the electromagnetic valve is generally controlled by electric power, the on-off of the electromagnetic valve cannot be controlled manually, and an emergency closing function is lacked.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve to solve the problems in the background technology, and the manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve realizes the on-off of the manual control electromagnetic valve and increases the emergency closing function.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a two accuse intelligence fire control solenoid valves of protecting of manual auto-lock, includes the valve body, install the valve rod in the valve body, the one end that the valve rod is in the valve body outside extends to in the electromagnetic switch, set up the logical groove of arranging with the valve rod is concentric in the valve rod, the ring channel has been seted up to the one end surface that the valve rod is in the valve body, the ring channel communicates with each other through-hole and logical groove, the one end fixedly connected with elastic compensation that the valve rod is in the valve body is sealed, valve body surface mounting has manual opening member, install urgent closure member in the electromagnetic switch.

Further, the manual opening part comprises a bobbin, one end of the bobbin is connected with the valve body, a push rod is inserted into the bobbin, one end, located in the bobbin, of the push rod is fixedly provided with an extrusion head which is matched with the annular groove and enables the valve rod to move in the valve body, one end, located outside the bobbin, of the push rod is fixedly connected with a pressing and holding portion, one end of the pressing and holding portion is inserted into the bobbin, the push rod is sleeved with a first spring used for enabling the pressing and holding portion to reset, and the first spring is arranged in the bobbin.

Furthermore, one end of the push rod close to the extrusion head is sleeved with a first sealing element attached to the inner wall of the bobbin.

Furthermore, the extrusion head and the push rod are of an integrally formed structure.

Furthermore, a pin hole is formed in the pressing and holding part, and a safety pin is inserted into the pin hole.

Further, the one end surface mounting that the valve body was kept away from to the bobbin has the branch pipe, the auto-lock pull rod has been inserted to ann in the branch pipe, press the one end surface that the portion of holding is in the bobbin to offer with auto-lock pull rod matched with annular, the pot head that the auto-lock pull rod is in the branch pipe is equipped with the second spring that is in compression state, the pull ring is installed to the one end that the auto-lock pull rod is in the branch pipe outside.

Further, urgent closure member includes hollow supporter, the supporter is installed in electromagnetic switch, slidable mounting has the connecting rod in the supporter, connecting rod one end fixedly connected with is used for the end cap of shutoff logical groove, the one end fixedly connected with extrusion portion of end cap is kept away from to the connecting rod, extrusion portion one end extend to in the supporter and with supporter inner wall sliding connection, the cover is equipped with the third spring that is used for making extrusion portion reset on the connecting rod, the one end surface processing that the supporter was kept away from to the extrusion portion has the external screw thread, supporter internal surface processing has the internal thread with external screw thread matched with.

Furthermore, one end of the support body, which is positioned outside the electromagnetic switch, is fixedly connected with a connecting ring, and the connecting ring is fixedly connected with the electromagnetic switch.

Furthermore, a second sealing element attached to the inner surface of the support body is sleeved on the outer surface of one end, close to the plug, of the connecting rod.

Furthermore, the plug and the connecting rod are of an integrally formed structure.

The utility model has the beneficial effects that:

1. when the solenoid valve is opened manually to needs, at first take out the safety pin from the pinhole, then press and hold the portion, and then press and hold a portion extrusion first spring, make first spring produce elastic deformation, be convenient for press the reseing of holding the portion, it drives the extrusion head through the push rod to move to press the portion to hold, the annular groove on extrusion head and the valve rod cooperatees and makes the valve rod remove, thereby produce the clearance between valve rod one end and the elastic compensation seal, realize the purpose of manual opening, stop pressing and hold the portion after, under the effect of first spring resilience force, the extrusion head shifts out from the annular groove, thereby be convenient for make the valve rod again with the sealed contact of elastic compensation.

2. When the pressing and holding part is manually pressed, after the ring groove in the pressing and holding part is aligned with the self-locking pull rod, one end of the self-locking pull rod is inserted into the ring groove under the action of the resilience force of the second spring, so that the pressing and holding part is limited in the bobbin, the self-locking purpose is realized, the self-locking pull rod is pulled out from the ring groove, and the resetting of the pressing and holding part is facilitated.

3. When the emergency closing valve needs to be closed, the extrusion part is firstly pressed, then the extrusion part drives the plug to move through the connecting rod, the plug plugs the through groove in the valve rod, the medium is cut off from flowing, then the part of the extrusion part, which is provided with the external thread, is screwed into the support body, the connection between the extrusion part and the support body is completed, and the purpose of emergency closing is achieved.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a manual self-locking double-protection double-control intelligent fire-fighting solenoid valve of the present invention;

FIG. 2 is a cross-sectional view of a first sealing member in the manual self-locking double-protection double-control intelligent fire-fighting solenoid valve of the present invention;

FIG. 3 is a cross-sectional view of a second sealing member in the manual self-locking double-protection double-control intelligent fire-fighting solenoid valve of the present invention;

FIG. 4 is a perspective view of an extrusion part in the manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve of the present invention;

in the figure: 1-valve body, 2-through hole, 3-elastic compensation seal, 4-annular groove, 5-extrusion head, 6-first seal, 7-first spring, 8-push rod, 9-pressing part, 10-safety pin, 11-annular groove, 12-branch pipe, 13-pull ring, 14-self-locking pull rod, 15-second spring, 16-valve rod, 17-through groove, 18-plug, 19-electromagnetic switch, 20-second seal, 21-extrusion part, 22-connecting ring, 23-connecting rod, 24-third spring, 25-support body and 26-bobbin.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a two accuse intelligence fire control solenoid valves of protecting of manual auto-lock, including valve body 1, install valve rod 16 in the valve body 1, the one end that valve rod 16 is in the valve body 1 outside extends to in the electromagnetic switch 19, logical groove 17 of arranging with valve rod 16 is concentric has been seted up in the valve rod 16, annular groove 4 has been seted up to the one end surface that valve rod 16 is in the valve body 1, annular groove 4 communicates with each other with logical groove 17 through-hole 2, the one end fixedly connected with elastic compensation of valve rod 16 in the valve body 1 is sealed 3, logical groove 17, annular groove 4 and through-hole 2 form the passageway of medium circulation.

The outer surface of the valve body 1 is provided with a bobbin 26, one end of the bobbin 26 is connected and communicated with the valve body 1, a push rod 8 is inserted in the bobbin 26, one end of the push rod 8, which is positioned in the bobbin 26, is fixed with an extrusion head 5 which is matched with the annular groove 4 and enables the valve rod 16 to move in the valve body 1, the extrusion head 5 and the push rod 8 are integrally formed, one end, which is close to the extrusion head 5, of the push rod 8 is sleeved with a first sealing element 6 which is attached to the inner wall of the bobbin 26, one end, which is positioned on the outer side of the bobbin 26, of the push rod 8 is fixedly connected with a pressing part 9, one end of the pressing part 9 is inserted in the bobbin 26, the push rod 8 is sleeved with a first spring 7 which is used for resetting the pressing part 9, the first spring 7 is arranged in the bobbin 26, the pressing part 9 is provided with a pin hole, a safety pin 10 is inserted in the pin hole, when the electromagnetic valve is required to be manually opened, the safety pin 10 is firstly taken out of the pin from the pin hole, then presses the pressing part 9, and further presses the first spring 7, make first spring 7 produce elastic deformation, be convenient for press the reseing of portion 9 of holding, press portion 9 of holding to drive extrusion head 5 through push rod 8 and remove, extrusion head 5 cooperatees with 4 ring channels on the valve rod 16 and makes valve rod 16 remove, thereby produce the clearance between 16 one end of valve rod and the elastic compensation seal 3, realize the purpose of manual opening, stop pressing and hold portion 9 back, under the effect of first spring 7 resilience force, extrusion head 5 shifts out from 4 ring channels, thereby be convenient for make valve rod 16 contact with elastic compensation seal 3 once more.

The outer surface of one end of the bobbin 26, which is far away from the valve body 1, is provided with a branch pipe 12, a self-locking pull rod 14 is inserted into the branch pipe 12, the outer surface of one end, which is positioned in the bobbin 26, of the pressing and holding part 9 is provided with a ring groove 11 matched with the self-locking pull rod 14, one end, which is positioned in the branch pipe 12, of the self-locking pull rod 14 is provided with a second spring 15 in a compressed state, one end, which is positioned outside the branch pipe 12, of the self-locking pull rod 14 is provided with a pull ring 13, when the pressing and holding part 9 is manually pressed, after the ring groove 11 on the pressing and holding part 9 is aligned with the self-locking pull rod 14, one end of the self-locking pull rod 14 is inserted into the ring groove 11 under the action of the resilience of the second spring 15, so that the pressing and holding part 9 is limited in the bobbin 26, thereby realizing the purpose of self-locking, the self-locking pull rod 14 is pulled out from the ring groove 11, and facilitating the resetting of the pressing and holding part 9.

A hollow supporting body 25 is arranged in the electromagnetic switch 19, the supporting body 25 is arranged in the electromagnetic switch 19, a connecting rod 23 is arranged in the supporting body 25 in a sliding manner, one end of the connecting rod 23 is fixedly connected with a plug 18 for plugging the through groove 17, the plug 18 and the connecting rod 23 are integrally formed, a second sealing element 20 which is attached to the inner surface of the supporting body 25 is sleeved on the outer surface of one end, close to the plug 18, of the connecting rod 23, an extruding part 21 is fixedly connected with one end, far away from the plug 18, of the connecting rod 23, one end of the extruding part 21 extends into the supporting body 25 and is in sliding connection with the inner wall of the supporting body 25, a third spring 24 for resetting the extruding part 21 is sleeved on the connecting rod 23, an external thread is processed on the outer surface of one end, far away from the supporting body 25, of the extruding part 21 is processed with an internal thread which is matched with the external thread, when emergency closing is required, the extruding part 21 is firstly pressed, and then the plug 18 is driven by the connecting rod 23 to move, the plug 18 is used for blocking the through groove 17 on the valve rod 16 to cut off the circulation of the medium, and then the part of the extrusion part 21 with the external thread is screwed into the support body 25 to complete the connection between the extrusion part 21 and the support body 25, thereby realizing the purpose of emergency closing.

One end of the support 25, which is positioned outside the electromagnetic switch 19, is fixedly connected with a connecting ring 22, the connecting ring 22 is fixedly connected with the electromagnetic switch 19, and the connecting ring 22 is arranged between the support 25 and the electromagnetic switch 19, so that the stability of connection between the support 25 and the electromagnetic switch 19 is improved.

Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.

Claims

1. The utility model provides a two accuse intelligence fire control solenoid valves of manual auto-lock guarantor, includes valve body (1), its characterized in that: install valve rod (16) in valve body (1), the one end that valve rod (16) is in the valve body (1) outside extends to in electromagnetic switch (19), logical groove (17) of arranging with valve rod (16) are concentric have been seted up in valve rod (16), annular groove (4) have been seted up to the one end surface that valve rod (16) is in valve body (1), annular groove (4) communicate with each other through-hole (2) and logical groove (17), the one end fixed connection elasticity compensation seal (3) that valve rod (16) is in valve body (1), valve body (1) surface mounting has manual opening member, install urgent closure member in electromagnetic switch (19).

2. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 1, characterized in that: the manual opening part comprises a bobbin (26), one end of the bobbin (26) is connected with the valve body (1) in a communicating mode, a push rod (8) is inserted into the bobbin (26), one end, located in the bobbin (26), of the push rod (8) is fixed with an extrusion head (5) which is matched with the annular groove (4) and enables the valve rod (16) to move in the valve body (1), one end, located on the outer side of the bobbin (26), of the push rod (8) is fixedly connected with a pressing and holding part (9), one end of the pressing and holding part (9) is inserted into the bobbin (26), a first spring (7) used for enabling the pressing and holding part (9) to reset is sleeved on the push rod (8), and the first spring (7) is arranged in the bobbin (26).

3. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 2, characterized in that: one end of the push rod (8) close to the extrusion head (5) is sleeved with a first sealing element (6) attached to the inner wall of the bobbin (26).

4. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 2, characterized in that: the extrusion head (5) and the push rod (8) are of an integrally formed structure.

5. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 2, characterized in that: the pressing and holding part (9) is provided with a pin hole, and a safety pin (10) is inserted into the pin hole.

6. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 2, characterized in that: the one end surface mounting that valve body (1) was kept away from in bobbin (26) has branch pipe (12), ann has inserted auto-lock pull rod (14) in branch pipe (12), press the one end surface that portion (9) are in bobbin (26) to offer with auto-lock pull rod (14) matched with annular (11), the pot head that auto-lock pull rod (14) are in branch pipe (12) is equipped with second spring (15) that are in compression state, pull ring (13) are installed to the one end that auto-lock pull rod (14) are in the branch pipe (12) outside.

7. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 1, characterized in that: urgent closure member includes hollow supporter (25), install in electromagnetic switch (19) supporter (25), slidable mounting has connecting rod (23) in supporter (25), connecting rod (23) one end fixedly connected with is used for end cap (18) of shutoff logical groove (17), the one end fixedly connected with extrusion portion (21) of end cap (18) are kept away from in connecting rod (23), extrusion portion (21) one end extend to in supporter (25) and with supporter (25) inner wall sliding connection, the cover is equipped with third spring (24) that are used for making extrusion portion (21) reset on connecting rod (23), the one end surface processing that supporter (25) were kept away from in extrusion portion (21) has the external screw thread, supporter (25) internal surface processing has the internal thread with external screw thread matched with.

8. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 7, characterized in that: one end, positioned at the outer side of the electromagnetic switch (19), of the support body (25) is fixedly connected with a connecting ring (22), and the connecting ring (22) is fixedly connected with the electromagnetic switch (19).

9. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 7, characterized in that: and a second sealing element (20) which is attached to the inner surface of the supporting body (25) is sleeved on the outer surface of one end, close to the plug (18), of the connecting rod (23).

10. The manual self-locking double-protection double-control intelligent fire-fighting electromagnetic valve according to claim 7, characterized in that: the plug (18) and the connecting rod (23) are of an integrally formed structure.