Throttling electromagnetic directional valve capable of preventing impurity accumulation

Abstract

The utility model discloses a throttle electromagnetic directional valve for preventing impurity accumulation, which relates to the field of throttle electromagnetic directional valves and comprises a valve body, two sides of the valve body are fixedly provided with mounting seats, the other side of each mounting seat is fixedly provided with a wire core, the inner wall of each wire core is provided with two clamping grooves, the outer wall of each wire core is sleeved with a coil sleeve, and the outer wall of each coil sleeve is provided with an opening. A fixing plate is fixedly connected to the other side of the upper end and the lower end of the mounting seat, grooves are formed in the inner walls of the two sides of the fixing plate, a plug element is arranged at the top of one side of the fixing plate, and limiting holes are formed in the inner walls of the two sides of the plug element; one side of the coil sleeve is provided with a connecting element, and the front side and the rear side of the coil sleeve are fixedly connected with fixing cylinders. By arranging the fixing cylinder, the throttling electromagnetic reversing valve can be disassembled and assembled to remove impurities, and by arranging the micro motor body, a plug element connected with the throttling electromagnetic reversing valve can be disassembled and assembled to remove impurities, so that the impurities are prevented from being accumulated together.

Description

Technical Field

[0001] The utility model relates to the technical field of throttling electromagnetic reversing valves, in particular to a throttling electromagnetic reversing valve capable of preventing impurities from accumulating. Background Art

[0002] The throttling solenoid reversing valve is a directional control valve with more than two flow forms and more than two oil ports. It is a valve that realizes the communication, cutting and reversing of hydraulic oil flow, as well as pressure unloading and sequential action control.

[0003] For example, the announcement number CN208565658U discloses a reversing valve that is easy to clean, including a valve body, a valve core is provided in the valve body, a support is provided on one side of the valve body, two mounting grooves are provided on the side wall of the valve body close to the support, and the two mounting grooves are respectively located on both sides of the support, a connecting block is provided on the side wall of the support close to the valve body, and the connecting block is inserted in the mounting groove, a linear motor is provided on the side of the support away from the valve body, and a coupling matching the output shaft of the linear motor is provided in the support, and the coupling is away from the output shaft of the linear motor. The side is connected to the valve core, the connecting block is a hollow structure, the inner wall of the lower end of the connecting block is rotatably connected to a rotating mechanism, and the rotating mechanism is provided with a connecting mechanism. The reversing valve can remove the valve body from the support to facilitate regular cleaning of the interior of the valve body to ensure efficient operation of the valve core. However, there are other deficiencies when the reversing valve is in use. First, the reversing valve has a complicated structure, which is not convenient for disassembling and assembling the valve body and plug components to clean impurities. At the same time, it is easy to be damaged and needs maintenance and cleaning. Therefore, there are still certain deficiencies when using the device. Utility Model Content

[0004] The purpose of the utility model is to provide a throttling electromagnetic reversing valve that prevents impurities from accumulating, so as to solve the problem raised in the above background technology that when the throttling electromagnetic reversing valve on the market is currently in use, not only is it impossible to disassemble and assemble the throttling electromagnetic reversing valve to clean impurities, but it is also inconvenient to disassemble and assemble the plug component connected to the throttling electromagnetic reversing valve to clean impurities and avoid impurities accumulating together.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a throttling electromagnetic reversing valve for preventing impurities from accumulating, comprising a valve body, mounting seats are fixedly installed at two sides of the valve body, a wire core is fixedly installed on the other side of the mounting seat, the inner wall of the wire core is provided with two card slots, the outer wall of the wire core is provided with a coil sleeve, a fixing plate is fixedly connected to the other side of the upper and lower ends of the mounting seat, grooves are provided on the inner walls of the two sides of the fixing plate, a plug element is provided on the top of one side of the fixing plate, and limited holes are provided on the inner walls of the two sides of the plug element;

[0006] A connecting element is provided on one side of the coil sleeve, and a fixing cylinder is fixedly connected to the front and rear sides of the coil sleeve, a through hole is provided on the inner wall of the fixing cylinder, and two sliding grooves are provided on the inner wall of the fixing cylinder;

[0007] The inner wall of the groove is provided with a micro motor body, the output shaft of the micro motor body is fixedly connected with a threaded rod through a coupling, and the outer wall of the threaded rod is sleeved with a threaded sleeve.

[0008] Furthermore, a telescopic rod is passed through the inner wall of the through hole, a pull plate is fixedly connected to the front of the telescopic rod, a movable plate is fixedly connected to the back of the telescopic rod, sliding rods are provided on both sides of the movable plate and one end passes through the sliding groove, and a clamping rod is provided at the back of the movable plate and one end passes through the clamping groove.

[0009] Furthermore, the coil sleeve and the wire core are detachably connected, and the wire core and the slot are integrated.

[0010] Furthermore, the telescopic rod and the through hole are movably connected, and the through hole and the fixed tube are communicated with each other.

[0011] Furthermore, the slide bar and the slide groove are slidably connected, and the movable plate, the slide bar and the clamping rod are tightly fitted.

[0012] Furthermore, a guide rod penetrates the inner wall of one side of the threaded sleeve, a connecting plate is fixedly connected to the top of the threaded sleeve, and a limiting rod is fixedly installed on the back of the connecting plate and one end of the limiting rod penetrates the limiting hole.

[0013] Furthermore, the threaded sleeve and the threaded rod are threadedly connected, and the threaded sleeve and the guide rod are movably connected.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The throttling electromagnetic reversing valve for preventing impurities from accumulating is provided with a fixing cylinder, so that the throttling electromagnetic reversing valve can be disassembled and assembled to clean the impurities, and a micro-motor body is provided, so that the plug element connected to the throttling electromagnetic reversing valve can be disassembled and assembled to clean the impurities, thereby preventing the impurities from accumulating together. The specific contents are as follows:

[0016] 1. A fixed cylinder is provided. The telescopic rod connected to each pull plate is manually pulled outward. Since a spring is provided on the outer wall of the telescopic rod, the telescopic rod drives the sliding rod connected to the moving plate to slide outward in the corresponding sliding groove while squeezing the spring. Thus, each moving plate drives the clamping rod to disengage from the clamping groove. The coil sleeve connected to the connecting element and the wire core provided on the valve body can be disassembled for replacement or maintenance to clean impurities, thereby preventing impurities from accumulating.

[0017] 2. A micro-motor body is provided, and the output shaft of each micro-motor body drives the threaded rod to rotate, so that each threaded rod drives the threaded sleeve to move horizontally on the guide rod, so that each threaded sleeve drives the limit rod connected to the connecting plate to disengage from the corresponding limit hole, thereby disassembling the plug element for easy replacement or maintenance and cleaning of impurities. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the main structure of the valve body of the utility model;

[0020] Figure 3 This is a schematic diagram of a partial top view of the valve body of the utility model;

[0021] Figure 4 This is a side view of the structure of the connecting element of the utility model;

[0022] Figure 5 This is a schematic diagram of the local structure of the fixed cylinder of the utility model;

[0023] Figure 6 This is a schematic diagram of the partial structure of the telescopic rod of the utility model;

[0024] Figure 7 For this utility model Figure 4 Enlarged structural diagram at A in the middle.

[0025] In the figure: 1. valve body; 2. mounting seat; 3. wire core; 4. clamping groove; 5. coil sleeve; 6. connecting element; 7. fixing cylinder; 701. through hole; 702. slide groove; 703. telescopic rod; 704. pull plate; 705. movable plate; 706. slide rod; 707. clamping rod; 8. fixing plate; 9. groove; 10. plug element; 11. limiting hole; 12. micro motor body; 1201. threaded rod; 1202. threaded sleeve; 1203. guide rod; 1204. connecting plate; 1205. limiting rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 7 , the utility model provides the following technical solutions:

[0028] Embodiment 1: In order to solve the problem that the throttling electromagnetic reversing valve on the market cannot be disassembled and assembled to clean impurities when in use, and it is not convenient to disassemble and assemble the plug element connected to the throttling electromagnetic reversing valve to clean impurities and avoid impurities accumulating together, please refer to the attached Figure 1 and attached Figure 3 -Attached Figure 6 , including a valve body 1, mounting seats 2 are fixedly installed on both sides of the valve body 1, a wire core 3 is fixedly installed on the other side of the mounting seat 2, two slots 4 are provided on the inner wall of the wire core 3, a coil sleeve 5 is provided on the outer wall of the wire core 3, a fixing plate 8 is fixedly connected to the other side of the upper and lower ends of the mounting seat 2, grooves 9 are provided on the inner walls on both sides of the fixing plate 8, a plug element 10 is provided on the top of one side of the fixing plate 8, and limiting holes 11 are provided on the inner walls on both sides of the plug element 10; a connecting element 6 is provided on one side of the coil sleeve 5, a fixing cylinder 7 is fixedly connected to the front and rear sides of the coil sleeve 5, a through hole 701 is provided on the inner wall of the fixing cylinder 7, and two sliding grooves 702 are provided on the inner wall of the fixing cylinder 7. The inner wall of the through hole 701 is penetrated by a telescopic rod 703, a pull plate 704 is fixedly connected to the front of the telescopic rod 703, a mobile plate 705 is fixedly connected to the back of the telescopic rod 703, slide bars 706 are arranged on both sides of the mobile plate 705, and one end of the slide bars 706 passes through the slide groove 702, and a clamping rod 707 is arranged on the back of the mobile plate 705, and one end of the clamping rod 707 passes through the clamping groove 4. The coil sleeve 5 and the wire core 3 are disassembled, and the wire core 3 and the clamping groove 4 are integrated. The telescopic rod 703 and the through hole 701 are movably connected, and the through hole 701 and the fixed cylinder 7 are connected. The slide bar 706 and the slide groove 702 are slidably connected, and the mobile plate 705, the slide bar 706 and the clamping rod 707 are tightly fitted. By manually pulling the telescopic rod 703 connected to each pull plate 704 outward, since the outer wall of the telescopic rod 703 is sleeved with a spring, the telescopic rod 703 drives the sliding rod 706 connected to the movable plate 705 to slide outward in the corresponding sliding groove 702 while squeezing the spring, so that each movable plate 705 drives the clamping rod 707 to disengage from the clamping groove 4, and the coil sleeve 5 connected to the connecting element 6 and the wire core 3 set in the valve body 1 can be disassembled for replacement or maintenance to clean impurities, thereby preventing impurities from accumulating.

[0029] Embodiment 2: In order to disassemble and clean the plug element connected to the throttling electromagnetic reversing valve, please refer to the attached Figure 1 -Attached Figure 4 and attached Figure 7The inner wall of the groove 9 is provided with a micro motor body 12, the output shaft of the micro motor body 12 is fixedly connected with a threaded rod 1201 through a coupling, and the outer wall of the threaded rod 1201 is sleeved with a threaded sleeve 1202. A guide rod 1203 is penetrated through the inner wall of one side of the threaded sleeve 1202, and a connecting plate 1204 is fixedly connected to the top of the threaded sleeve 1202. A limit rod 1205 is fixedly installed behind the connecting plate 1204 and one end thereof penetrates the limit hole 11. The threaded sleeve 1202 and the threaded rod 1201 are threadedly connected, and the threaded sleeve 1202 and the guide rod 1203 are movably connected. Each micro motor body 12 is started through an external control panel, so that the output shaft of each micro motor body 12 drives the threaded rod 1201 to rotate, so that each threaded rod 1201 drives the threaded sleeve 1202 to move horizontally on the guide rod 1203, so that each threaded sleeve 1202 drives the limiting rod 1205 connected to the connecting plate 1204 to disengage from the corresponding limiting hole 11, thereby disassembling the plug element 10 for easy replacement or maintenance to clean impurities.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A throttling electromagnetic reversing valve for preventing impurities from accumulating, comprising a valve body (1), mounting seats (2) are fixedly mounted on two sides of the valve body (1), a wire core (3) is fixedly mounted on the other side of the mounting seat (2), the inner wall of the wire core (3) is provided with two slots (4), the outer wall of the wire core (3) is sleeved with a coil sleeve (5), a fixing plate (8) is fixedly connected to the other side of the upper and lower ends of the mounting seat (2), grooves (9) are formed on the inner walls of both sides of the fixing plate (8), a plug element (10) is provided on the top of one side of the fixing plate (8), and limiting holes (11) are formed on the inner walls of both sides of the plug element (10); Features: A connecting element (6) is provided on one side of the coil sleeve (5), and a fixing cylinder (7) is fixedly connected to the front and rear sides of the coil sleeve (5), and a through hole (701) is provided on the inner wall of the fixing cylinder (7), and two sliding grooves (702) are provided on the inner wall of the fixing cylinder (7); The inner wall of the groove (9) is provided with a micro motor body (12), the output shaft of the micro motor body (12) is fixedly connected to a threaded rod (1201) via a coupling, and the outer wall of the threaded rod (1201) is sleeved with a threaded sleeve (1202).

2. A throttling electromagnetic reversing valve for preventing impurities from accumulating according to claim 1, characterized in that: A telescopic rod (703) passes through the inner wall of the through hole (701); a pull plate (704) is fixedly connected to the front of the telescopic rod (703); a movable plate (705) is fixedly connected to the rear of the telescopic rod (703); sliding rods (706) are arranged on both sides of the movable plate (705) and one end of the sliding rod passes through the sliding groove (702); a clamping rod (707) is arranged on the rear of the movable plate (705) and one end of the clamping rod passes through the clamping groove (4).

3. A throttling electromagnetic reversing valve for preventing impurities from accumulating according to claim 1, characterized in that: The coil sleeve (5) and the wire core (3) are detachably connected, and the wire core (3) and the clamping slot (4) are integrally arranged.

4. A throttling electromagnetic reversing valve for preventing impurities from accumulating according to claim 2, characterized in that: The telescopic rod (703) and the through hole (701) are movably connected, and the through hole (701) and the fixed tube (7) are communicated with each other.

5. A throttling electromagnetic reversing valve for preventing impurities from accumulating according to claim 2, characterized in that: The sliding rod (706) and the sliding groove (702) are slidably connected, and the movable plate (705) and the sliding rod (706) and the clamping rod (707) are tightly fitted.

6. A throttling electromagnetic reversing valve for preventing impurities from accumulating according to claim 1, characterized in that: A guide rod (1203) passes through the inner wall of one side of the threaded sleeve (1202); a connecting plate (1204) is fixedly connected to the top of the threaded sleeve (1202); a limiting rod (1205) is fixedly installed on the back of the connecting plate (1204) and one end of which passes through the limiting hole (11).

7. A throttling electromagnetic reversing valve for preventing impurities from accumulating according to claim 6, characterized in that: The threaded sleeve (1202) and the threaded rod (1201) are threadedly connected, and the threaded sleeve (1202) and the guide rod (1203) are movably connected.

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