Hydraulic electromagnetic proportional control valve

Abstract

The utility model discloses a hydraulic electromagnetic proportional control valve. The flow control valve comprises a valve body, a flow control assembly arranged in the lower end of the valve body and an installation assembly arranged on the outer wall of the side face of the valve body, the flow control assembly comprises a bottom groove formed in the lower end of the valve body, and the left side of a sleeve plate is connected with a flow control column in a matched mode. A motor is controlled to operate to drive a second bevel gear connected with the motor to rotate, drive a first bevel gear to rotate in a meshed mode, extrude and contract a telescopic rod and a spring, drive a clamping plate to be separated from a clamping groove in the upper side wall of an annular groove, pull a lantern ring to move in the annular groove in a surrounding mode to adjust the installation position, and release pressure on a pressing plate after adjustment; the telescopic rod and the spring push the pressing plate upwards to drive the clamping plate to be inserted into the clamping groove with the position adjusted upwards, and then the position of the mounting plate can be rapidly adjusted and fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to control valve technical field, concretely is a kind of hydraulic electromagnetic proportional control valve. BACKGROUND

[0002] With the development of automobile industry, it is more and more popular research direction to use electromagnetic control valve to control the flow and pressure of hydraulic pressure to realize the automation and intelligent control of its system. The electromagnetic valve is a core part, and it has high requirements on materials, structure and process. The electromagnetic control valve has simple structure, and the valve core and the top rod are designed in one piece, which reduces the number of parts assembly. This not only makes the assembly process simple and improves the assembly accuracy, but also has good wear resistance.

[0003] The existing public patent (publication number CN221424569U) discloses a kind of hydraulic electromagnetic proportional control valve. By using the front yoke of conical surface structure, the electromagnetic force is stabilized during the stroke process of electromagnetic valve, the output flow can be continuously proportionally controlled, the compression spring is designed as a tower-shaped structure to reduce the pressure drop, and the three U-shaped hole structures realize the maximum oil passage area, solving the problem of small flow in existing electromagnetic valve.

[0004] However, there are some problems in the use of existing control valve: 1. The current control valve adjusts the flow by spring, but the deformation process of spring is unstable, which affects the continuous stability of flow. 2. The position of the mounting plate of the existing control valve is fixed, and the position of the mounting plate is different on different mounting frames, so it cannot be used on various mounting frames, reducing the versatility of the control valve. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of hydraulic electromagnetic proportional control valve to solve the problems raised in the above background technology.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a valve body, a flow control assembly arranged inside the lower end of the valve body, and a mounting assembly arranged on the side surface outer wall of the valve body.

[0007] The flow control assembly includes a bottom groove opened in the lower end of the valve body, a flow control column movably mounted inside the bottom groove, a sliding groove opened on the right side of the upper end of the bottom groove, a screw rod arranged inside the sliding groove, a sleeve plate fitted on the outer wall of the screw rod, and the sleeve plate is connected with the flow control column on the left side.

[0008] The mounting assembly includes a sleeve ring arranged on the side surface outer surface of the valve body, a ring groove opened in the sleeve ring, a panel movably mounted inside the ring groove, an inner groove opened in the panel, and an inner plate fitted and mounted in the inner groove.

[0009] As a further scheme of the utility model: the outer top end of the sliding groove is provided with a top groove, the inner wall of the lower end of the top groove is provided with a first bevel gear, the right end inner wall of the top groove is provided with a second bevel gear which is matched with the first bevel gear, and the right end outer wall of the second bevel gear is connected with a motor.

[0010] As a further scheme of the utility model: the right side wall of the lower end of the bottom groove is provided with an oil outlet hole.

[0011] As a further scheme of the utility model: the left side upper end of the inner plate is provided with a pressing plate.

[0012] As a further scheme of the utility model: the upper end side wall of the end of the inner plate away from the pressing plate is provided with a clamping plate, and the upper end side wall of the ring groove is provided with a clamping groove matched with the clamping plate.

[0013] As a further scheme of the utility model: the lower end side wall of the side of the inner plate close to the pressing plate is provided with a telescopic rod, and the outer wall of the telescopic rod is provided with a spring.

[0014] As a further scheme of the utility model: the horizontal outer side wall of the panel is provided with a mounting plate.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. When the oil inlet amount needs to be proportionally controlled, the motor is controlled to rotate to drive the second bevel gear connected therewith to rotate, mesh to drive the first bevel gear to rotate, drive the screw rod connected therewith to rotate, mesh to drive the sleeve plate to vertically move up and down in the sliding groove, drive the flow control column to move up and down in the bottom groove, according to the requirement, the corresponding number of oil outlet holes is opened or shielded, more oil outlet holes are opened, and the flow is larger, thereby realizing efficient and stable proportional control.

[0017] 2. When the valve body needs to be installed on the mounting seat at different positions, the pressing plate is pressed downward, the inner plate at the lower end is moved in the inner groove, the telescopic rod and the spring are extruded and contracted, the clamping plate is separated from the clamping groove in the upper side wall of the ring groove, the sleeve ring is pulled to move around in the ring groove to adjust the installation position, the pressure on the pressing plate is released after adjustment, the telescopic rod and the spring push the pressing plate upward, the clamping plate is inserted into the clamping groove at the adjusted position, and the position of the mounting plate can be quickly adjusted and fixed. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall schematic view of the embodiment of the utility model;

[0019] Figure 2 It is the flow control assembly schematic view of the embodiment of the utility model;

[0020] Figure 3 For the embodiment of the utility model Figure 2 Partial enlarged view of A in the middle;

[0021] Figure 4 For the embodiment of the utility model installation assembly schematic view.

[0022] In the figure: 1, valve body; 201, bottom groove; 202, flow control column; 203, oil outlet hole; 204, sliding groove; 205, screw; 206, cover plate; 207, top groove; 208, first bevel gear; 209, second bevel gear; 210, motor; 301, sleeve ring; 302, ring groove; 303, panel; 304, inner groove; 305, inner plate; 306, pressing plate; 307, telescopic rod; 308, spring; 309, clamping plate; 310, clamping groove; 311, mounting plate. DETAILED DESCRIPTION

[0023] In order to facilitate the solution, the utility model embodiment provides a kind of hydraulic electromagnetic proportional control valve.The technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model, apparently, the described embodiment is only part of the embodiment of the utility model, not all the embodiments.Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor are within the scope of the utility model protection.

[0024] Embodiment one

[0025] As Figures 1 to 4 Indicated, the embodiment provides a kind of hydraulic electromagnetic proportional control valve, including valve body 1, the flow control component of being set to the inside of valve body 1 lower end and the installation component of being set to the outer wall of valve body 1 side face;

[0026] The flow control component includes the bottom groove 201 being opened in the inside of valve body 1 lower end, the flow control column 202 is movably installed in the inside of bottom groove 201, the sliding groove 204 is opened in the right side of bottom groove 201 upper end, the screw 205 is arranged in the inside of sliding groove 204, the cover plate 206 is fitted with the sleeve of screw 205 outer wall, and cover plate 206 left side is connected with flow control column 202 cooperation;

[0027] The installation component includes the sleeve ring 301 being set to the outer surface of valve body 1 side face, the ring groove 302 is opened in the inside of sleeve ring 301, the panel 303 is movably installed in the inside of ring groove 302, the inner groove 304 is opened in the inside of panel 303, and the inner plate 305 is fitted with the installation in the inside of inner groove 304.

[0028] Embodiment two

[0029] In addition to comprising all the technical features in embodiment one, the embodiment comprises: a top groove 207 is formed on the outer end of the chute 204, a first bevel gear 208 is fitted and installed on the inner wall of the lower end of the top groove 207, a second bevel gear 209 is arranged on the inner wall of the right end of the top groove 207 and is matched with the first bevel gear 208, a motor 210 is connected with the outer wall of the right end of the second bevel gear 209, the second bevel gear 209 rotates, engages and drives the first bevel gear 208 to rotate, drives the screw rod 205 connected therewith to rotate, engages and drives the sleeve plate 206 to move vertically up and down in the chute 204, and drives the flow control column 202 to move up and down in the bottom groove 201.

[0030] Further, the oil outlet holes 203 are formed on the right side wall of the lower end of the bottom groove 201 in a matched mode, the corresponding number of oil outlet holes 203 are opened or shielded according to the need, fewer oil outlet holes 203 are opened, and correspondingly smaller flow is obtained, and more oil outlet holes 203 are opened, and correspondingly larger flow is obtained.

[0031] Further, the inner plate 305 is matched and installed with a pressing plate 306 on the left side upper end, the pressing plate 306 is pressed downward, the inner plate 305 at the lower end is driven to move in the inner groove 304, and the position of the mounting plate 311 is quickly adjusted and fixed by releasing the pressure on the pressing plate 306.

[0032] Further, the inner plate 305 is matched and installed with a pressing plate 306 on the left side upper end, the pressing plate 306 is pressed downward, the inner plate 305 at the lower end is driven to move in the inner groove 304, and the position of the mounting plate 311 is quickly adjusted and fixed by releasing the pressure on the pressing plate 306.

[0033] As a further scheme of the utility model: the inner plate 305 is matched and installed with a pressing plate 306 on the left side upper end, the pressing plate 306 is pressed downward, the inner plate 305 at the lower end is driven to move in the inner groove 304, and the position of the mounting plate 311 is quickly adjusted and fixed by releasing the pressure on the pressing plate 306.

[0034] As a further scheme of the utility model: the inner plate 305 is matched and installed with a pressing plate 306 on the left side upper end, the pressing plate 306 is pressed downward, the inner plate 305 at the lower end is driven to move in the inner groove 304, and the position of the mounting plate 311 is quickly adjusted and fixed by releasing the pressure on the pressing plate 306.

[0035] Working principle: when the oil flow needs to be proportionally controlled, the control motor 210 is operated to drive the second bevel gear 209 connected therewith to rotate, engage to drive the first bevel gear 208 to rotate, drive the screw 205 connected therewith to rotate, engage to drive the sleeve plate 206 to move vertically up and down in the sliding groove 204, drive the flow control column 202 to move up and down in the bottom groove 201, according to the needs, open or shield the corresponding number of oil outlet holes 203, fewer oil outlet holes 203 open correspond to smaller flow, more oil outlet holes 203 open correspond to larger flow, realize efficient and stable proportional control, when the valve body 1 needs to be installed on the mounting seat at different positions, press the pressing plate 306 downward, drive the lower end of the inner plate 305 to move in the inner groove 304, extrude and shrink the telescopic rod 307 and the spring 308, drive the clamping plate 309 to disengage from the clamping groove 310 in the sidewall of the ring groove 302, pull the sleeve ring 301 to move around in the ring groove 302 to adjust the installation position, loosen the pressure on the pressing plate 306 after adjustment, the telescopic rod 307 and the spring 308 push the pressing plate 306 upward, drive the clamping plate 309 to insert into the clamping groove 310 in the adjusted position, that is, the quick adjustment and fixation of the installation plate 311 position can be completed.

[0036] It is obvious to those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0037] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A hydraulic electromagnetic proportional control valve characterized by: The utility model relates to a valve body (1), the flow control subassembly of setting in the inside of valve body (1) lower end and the installation subassembly of setting in the outer wall of valve body (1) side surface, The flow control subassembly includes a bottom groove (201) opened in the inside of the lower end of the valve body (1), a flow control column (202) movably mounted in the inside of the bottom groove (201), a sliding groove (204) opened in the right upper end of the bottom groove (201), a screw rod (205) arranged in the inside of the sliding groove (204), a sleeve plate (206) fitted and sleeved on the outer wall of the screw rod (205), and the sleeve plate (206) is connected with the flow control column (202) on the left side. The installation subassembly includes a sleeve ring (301) arranged on the outer surface of the side surface of the valve body (1), a ring groove (302) opened in the inside of the sleeve ring (301), an embedded plate (303) movably mounted in the inside of the ring groove (302), an inner groove (304) opened in the inside of the embedded plate (303), and an inner plate (305) fitted and mounted in the inside of the inner groove (304).

2. A hydraulic electromagnetic proportional control valve according to claim 1, characterized in that: A top groove (207) is opened in the outside of the upper end of the sliding groove (204), a first bevel gear (208) is fitted and mounted on the inner wall of the lower end of the top groove (207), a second bevel gear (209) is arranged on the inner wall of the right end of the top groove (207) and matched with the first bevel gear (208), and a motor (210) is connected with the right end outer wall of the second bevel gear (209).

3. A hydraulic electromagnetic proportional control valve according to claim 1, characterized in that: An oil outlet hole (203) is fitted and opened in the right side wall of the lower end of the bottom groove (201).

4. A hydraulic electromagnetic proportional control valve according to claim 1, characterized in that: A pressing plate (306) is fitted and mounted on the left upper end of the inner plate (305).

5. A hydraulic electromagnetic proportional control valve according to claim 4, characterized in that: A clamping plate (309) is arranged on the upper end side wall of the end of the inner plate (305) away from the pressing plate (306), and a clamping groove (310) is opened in the upper end side wall of the ring groove (302) and matched with the clamping plate (309).

6. A hydraulic electromagnetic proportional control valve according to claim 5, characterized in that: A telescopic rod (307) is arranged on the lower end side wall of the side of the inner plate (305) close to the pressing plate (306), and a spring (308) is fitted and sleeved on the outer wall of the telescopic rod (307).

7. A hydraulic electromagnetic proportional control valve according to claim 1, characterized in that: An installation plate (311) is fitted and arranged on the lateral outer wall of the embedded plate (303).

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