CN209818868U

CN209818868U - Low-heating energy-saving electromagnetic valve drive convenient for heat dissipation and temperature reduction

Info

Publication number: CN209818868U
Application number: CN201920337069.1U
Authority: CN
Inventors: 姜良华; 潘志杰
Original assignee: Hangzhou Baiming Technology Co Ltd
Current assignee: Hangzhou Baiming Technology Co Ltd
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2019-12-20
Anticipated expiration: 2029-03-18

Abstract

The utility model discloses a low energy-conserving solenoid valve drive that generates heat convenient to heat dissipation cooling, including shell, insulating block and ring flange, the bottom mounting of shell has the connecting block, and the external surface of connecting block is provided with the external screw thread, the laminating of the external surface of insulating block has anti-skidding line, and the insulating block is located the right side of shell, the inside of insulating block is provided with the thermovent, the top surface mounting of ring flange has the fixed screw, and the ring flange is located the below of shell, the below of ring flange is fixed with the disk seat, and the left end of disk seat is provided with the air inlet, settle on the right side of disk seat has the gas vent, and the inside of disk seat is fixed with the circulation pipeline, the inside of shell is provided with actuating mechanism. This energy-conserving solenoid valve drive of low generating heat convenient to heat dissipation reduce temperature is convenient for the dismouting, need not consume a large amount of time and energy and dismantle it when maintaining it, and the security is good, and can carry out low generating heat, and is energy-concerving and environment-protective.

Description

Low-heating energy-saving electromagnetic valve drive convenient for heat dissipation and temperature reduction

Technical Field

The utility model relates to a solenoid valve technical field specifically is a low energy-conserving solenoid valve drive that generates heat convenient to heat dissipation reduce temperature.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, is not limited to hydraulic pressure and pneumatic pressure, is used for adjusting the direction, flow, speed and other parameters of a medium in an industrial control system, can be matched with different circuits to realize expected control, and can ensure the precision and flexibility of the control.

However, the electromagnetic valves in the market are generally controlled in a PWM chopping mode, the size of the commonly used electromagnetic valves is small, and a complex circuit cannot be designed in the commonly used electromagnetic valves to reduce power consumption, so that manufacturers can realize PWM chopping driving by using a 555 multivibrator circuit, the scheme has high working temperature and cannot be used in special environments, and therefore, the low-heating energy-saving electromagnetic valve driving is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low energy-conserving solenoid valve drive that generates heat convenient to heat dissipation cooling to it generally controls through PWM chopping mode to propose current solenoid valve on the market in the above-mentioned background art to solve, and the solenoid valve area of our commonly used is all very little, and its inside unable complicated circuit of design reduces the consumption, so the producer realizes PWM chopping drive with 555 multivibrator circuit, and this scheme operating temperature is higher, the problem of unable use under special environment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low energy-conserving solenoid valve drive that generates heat convenient to heat dissipation cooling, includes shell, insulating block and ring flange, the bottom mounting of shell has the connecting block, and the external surface of connecting block is provided with the external screw thread, the laminating of the external surface of insulating block has anti-skidding line, and the insulating block is located the right side of shell, the inside of insulating block is provided with the thermovent, the top surface mounting of ring flange has the fixed screw, and the ring flange is located the below of shell, the below of ring flange is fixed with the disk seat, and the left end of disk seat is provided with the air inlet, settle on the right side of disk seat has the gas vent, and the inside of disk seat is fixed with the circulation pipeline, the inside of shell is.

Preferably, for injection moulding between shell and the connecting block, and the shell passes through the cooperation between connecting block and the external screw thread and ring flange threaded connection.

Preferably, be fixed connection between insulating block and the shell, and the insulating block passes through anti-skidding line constitution coarse structure to the insulating block passes through the thermovent and constitutes hollow out construction.

Preferably, the driving mechanism comprises a coil, a spring, a valve core and a sealing ring, the spring is arranged in the coil, the valve core is connected below the spring, and the sealing ring is attached to the surface of the bottom end of the valve core.

Preferably, the valve core forms an elastic structure with the shell through a spring, the bottom end surface of the valve core is tightly attached to the top end surface of the sealing ring, and the circulating pipeline forms a sealing structure through the matching between the sealing ring and the valve core.

Preferably, the valve seat is connected with the housing flange through the matching between the flange plate and the fixing screw, the valve seat and the circulation pipeline form a coating structure, and the air inlet and the air outlet form a circulation structure through the circulation pipeline.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses the solenoid valve needs 24V voltage to open, can use lower voltage to keep the state after opening, can be effectual the temperature that reduces the solenoid valve like this, out5, out6 are system control end, the control end has high resistance state and to ground conducting state, under the unchangeable condition of system control end state, COM5-, COM 6-contrast negative terminal is 0V, compare through LM339 voltage, be less than contrast positive terminal 1.24V, LM339 outputs high resistance state, it ends to correspond Q2, COM + is 5V this moment, namely the solenoid valve is in 5V's operating voltage, under the condition that system control end state changes, contrast negative terminal passes through the RC and vibrates, transient voltage higher than 1.24V can appear, LM339 outputs low level, it switches on to correspond Q2, COM + is 24V this moment, when contrast negative terminal voltage is less than 1.24V, COM + resumes to 5V, the solenoid valve is finally kept working with 5V voltage, thereby make the solenoid valve keep the low-voltage state, the electromagnetic valve can generate low heat and save energy;

2. the utility model discloses a shell, external screw thread, ring flange and connecting block through the setting of rotating the shell, can make the connection disconnection between connecting block and the ring flange through the effect of external screw thread to take off the shell from the ring flange, be convenient for operating personnel to carry out the dismouting to the solenoid valve, threaded connection has advantages such as simple structure, connection are reliable, make the shell can not drop easily when on the ring flange, required step when having simplified the solenoid valve dismouting;

3. the utility model discloses an insulating block, a coil, and a housing, the setting of anti-skidding line and thermovent, can apply the effort to the shell through the insulating block, do not need the direct shell that touches of user, thereby it leaks electricity and the user mistake touches the condition of taking place the electric shock to have prevented that shell inner coil from appearing, the security of solenoid valve has been promoted, and the inside coil during operation of shell can produce the heat, make the temperature on shell surface higher easily, the insulating block has prevented the condition that the user was scalded by the shell, anti-skidding line on the insulating block has promoted the frictional force of insulating block with user's hand simultaneously, the thermovent makes the insulating block can not excessive heat dissipation that hinders the shell.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of the side structure of the housing of the present invention.

In the figure: 1. a housing; 2. connecting blocks; 3. an external thread; 4. an insulating block; 5. anti-skid lines; 6. a heat dissipation port; 7. a drive mechanism; 701. a coil; 702. a spring; 703. a valve core; 704. a seal ring; 8. a flange plate; 9. fixing screws; 10. a valve seat; 11. an air inlet; 12. an exhaust port; 13. and (4) a circulating pipeline.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a low-heating energy-saving electromagnetic valve drive convenient for heat dissipation and temperature reduction comprises a shell 1, an insulating block 4 and a flange plate 8, wherein a connecting block 2 is fixed at the bottom end of the shell 1, external threads 3 are arranged on the outer surface of the connecting block 2, anti-skid lines 5 are attached to the outer surface of the insulating block 4, the insulating block 4 is positioned on the right side of the shell 1, a heat dissipation port 6 is arranged inside the insulating block 4, the insulating block 4 is fixedly connected with the shell 1, the insulating block 4 forms a rough structure through the anti-skid lines 5, the insulating block 4 forms a hollow structure through the heat dissipation port 6, acting force can be applied to the shell 1 through the insulating block 4 without directly touching the shell 1 by a user, so that the situation that electric leakage occurs to a coil 701 inside the shell 1 and the electric shock occurs due to mistaken touching of the user is prevented, the safety of the electromagnetic valve is improved, and heat can be generated when, the surface temperature of the shell 1 is easy to be high, the insulating block 4 prevents a user from being scalded by the shell 1, meanwhile, the anti-skidding threads 5 on the insulating block 4 improve the friction force between the insulating block 4 and the hand of the user, the heat dissipation port 6 prevents the insulating block 4 from excessively hindering the heat dissipation of the shell 1, the top end surface of the flange plate 8 is provided with the fixing screw 9, and the flange plate 8 is positioned below the shell 1;

the shell 1 and the connecting block 2 are injection molded, the shell 1 is in threaded connection with the flange 8 through the matching between the connecting block 2 and the external thread 3, the connecting between the connecting block 2 and the flange 8 can be disconnected through the action of the external thread 3 by rotating the shell 1, so that the shell 1 is taken down from the flange 8, an operator can conveniently disassemble and assemble the electromagnetic valve, the threaded connection has the advantages of simple structure, reliable connection and the like, the shell 1 cannot easily fall off on the flange 8, the steps required by disassembling and assembling the electromagnetic valve are simplified, a valve seat 10 is fixed below the flange 8, the left end of the valve seat 10 is provided with an air inlet 11, the right side of the valve seat 10 is provided with an exhaust port 12, a circulating pipeline 13 is fixed inside the valve seat 10, the valve seat 10 is in flange connection with the shell 1 through the matching between the flange 8 and a fixing screw 9, and the valve seat 10 and the circulating pipeline 13 are in a coating, and form the circulation structure through the circulation pipeline 13 between air inlet 11 and the exhaust port 12, the medium enters the circulation pipeline 13 through the air inlet 11, flow out from the circulation pipeline 13 through the exhaust port 12, the electromagnetic valve controls the circulation of the medium in the circulation pipeline 13, the flange 8 and the set screw 9 have promoted the fastness of connection between valve base 10 and outer casing 1, the connection mode has the characteristics of convenient disassembly, high strength and good sealing performance at the same time, the inside of the outer casing 1 is provided with the actuating mechanism 7, the valve core 703 forms the elastic structure through the spring 702 and the outer casing 1, and the bottom surface of the valve core 703 is closely attached to the top surface of the seal ring 704, and the circulation pipeline 13 forms the seal structure through the cooperation between the seal ring 704 and the valve core 703, the valve core forms the elastic structure through the spring 702 and the outer casing 1, and the bottom surface of the valve core 703 is closely attached to the, the flow channel 13 is configured to be a seal structure by the engagement between the seal ring 704 and the valve body 703, the valve body 703 controls the flow of the flow channel 13 to control the electromagnetic valve, and the seal ring 704 can completely prevent the medium in the flow channel 13 from flowing.

The working principle is as follows: for the electromagnetic valve of the type, firstly, the electromagnetic valve is well connected, then, an air inlet 11 and an air outlet 12 of the electromagnetic valve are connected with proper pipelines, the electromagnetic valve can be opened only by 24V voltage, and can be kept in a state by using lower voltage after being opened, so that the temperature of the electromagnetic valve can be effectively reduced, out5 and out6 are system control ends, the control ends are in a high-resistance state and a ground conduction state, under the condition that the state of the system control ends is not changed, the COM 5-COM 6-comparison negative ends are 0V, the comparison positive end is 1.24V lower than the comparison positive end through LM339 voltage comparison, the LM339 outputs a high-resistance state, the corresponding Q2 is cut off, at the moment, the COM + is 5V, namely, the electromagnetic valve is in a working voltage of 5V, under the condition that the state of the system control ends is changed, the comparison negative end generates a transient voltage higher than 1.24V through RC through oscillation, the LM339 outputs a low level and is correspondingly conducted with Q2, COM + is restored to 5V, finally the electromagnetic valve is kept working at 5V voltage, so that the electromagnetic valve is kept in a low-voltage state, the electromagnetic valve can generate low heat and save energy, after the electromagnetic valve is electrified, the coil 701 generates magnetic force, the position of the valve core 703 is controlled, and the circulation of the circulation pipeline 13 is controlled;

when the parts in the electromagnetic valve need to be maintained and replaced, the connection between the connecting block 2 and the flange 8 can be disconnected through the action of the external thread 3 by rotating the shell 1, so that the housing 1 can be removed from the flange 8, a force can be applied to the housing 1 through the insulating block 4, without the user touching the housing 1 directly, thereby preventing the situation that the electric leakage occurs in the coil 701 in the shell 1 and the electric shock occurs when the user touches by mistake, improving the safety of the electromagnetic valve, and the coil 701 in the shell 1 can generate heat when working, which is easy to make the surface temperature of the shell 1 higher, the insulating block 4 prevents the user from being scalded by the shell 1, meanwhile, the anti-slip threads 5 on the insulating block 4 improve the friction force between the insulating block 4 and the hand of a user, and the heat dissipation port 6 enables the insulating block 4 not to excessively hinder the heat dissipation of the shell 1, so that the use process of the whole electromagnetic valve is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low energy-conserving solenoid valve drive that generates heat convenient to heat dissipation cooling, includes shell (1), insulating block (4) and flange dish (8), its characterized in that: the bottom mounting of shell (1) has connecting block (2), and the external surface of connecting block (2) is provided with external screw thread (3), the laminating of the external surface of insulating block (4) has anti-skidding line (5), and insulating block (4) are located the right side of shell (1), the inside of insulating block (4) is provided with thermovent (6), the top surface mounting of ring flange (8) has set screw (9), and ring flange (8) are located the below of shell (1), the below of ring flange (8) is fixed with disk seat (10), and the left end of disk seat (10) is provided with air inlet (11), settle the right side of disk seat (10) has gas vent (12), and the inside of disk seat (10) is fixed with circulation pipeline (13), the inside of shell (1) is provided with actuating mechanism (7).

2. The low-heat energy-saving electromagnetic valve driver convenient for heat dissipation and temperature reduction according to claim 1, is characterized in that: be injection moulding between shell (1) and connecting block (2), and shell (1) through the cooperation between connecting block (2) and external screw thread (3) and ring flange (8) threaded connection.

3. The low-heat energy-saving electromagnetic valve driver convenient for heat dissipation and temperature reduction according to claim 1, is characterized in that: the insulating block (4) is fixedly connected with the shell (1), the insulating block (4) forms a rough structure through the anti-skidding grains (5), and the insulating block (4) forms a hollow structure through the heat dissipation port (6).

4. The low-heat energy-saving electromagnetic valve driver convenient for heat dissipation and temperature reduction according to claim 1, is characterized in that: the driving mechanism (7) comprises a coil (701), a spring (702), a valve core (703) and a sealing ring (704), the spring (702) is arranged inside the coil (701), the valve core (703) is connected below the spring (702), and the sealing ring (704) is attached to the bottom end surface of the valve core (703).

5. The low-heat energy-saving electromagnetic valve driver convenient for heat dissipation and temperature reduction according to claim 4, is characterized in that: the valve core (703) forms an elastic structure with the shell (1) through the spring (702), the bottom end surface of the valve core (703) is tightly attached to the top end surface of the sealing ring (704), and the circulating pipeline (13) forms a sealing structure through the matching between the sealing ring (704) and the valve core (703).

6. The low-heat energy-saving electromagnetic valve driver convenient for heat dissipation and temperature reduction according to claim 1, is characterized in that: the valve seat (10) is connected with the shell (1) through the flange plate (8) and the fixing screw (9) in a flange mode, the valve seat (10) and the flow pipeline (13) are in a wrapping structure, and the air inlet (11) and the air outlet (12) form a flow structure through the flow pipeline (13).