Front loading valve operating structure connected by flexible shaft

Abstract

The utility model relates to a front loading valve operating structure connected by flexible shafts, which comprises an operating handle and two flexible shafts, and the two flexible shafts are vertically distributed at intervals and can move up and down; the control handle is vertically mounted above the two flexible shafts and can rotate forwards, backwards, leftwards and rightwards; the lower end of the control handle extends between the upper ends of the two flexible shafts, and the lower end of the control handle is in transmission connection with the two flexible shafts through a transmission assembly. The utility model has the benefits that the structure is simple, the design is reasonable, the control handle and the front loading valve are connected through the flexible shaft, the problem that a hard connecting rod needs to occupy a larger space can be solved, the flexible shaft is high in trend flexibility, the handle and the valve can be flexibly and reliably connected, the assembly is convenient, and the occupied space is small.

Description

Technical Field

[0001] The utility model relates to the technical field of operating structures, in particular to a front loading valve operating structure connected by a flexible shaft. Background Art

[0002] Currently, the front loading valve and handle in agricultural equipment are connected by a hard connecting rod, which has a complex connection structure, occupies a large space, and has inflexible layout. Utility Model Content

[0003] The utility model provides a front loading valve operating structure connected by a flexible shaft, aiming to solve the problems in the prior art.

[0004] The technical solution of the utility model to solve the above technical problems is as follows:

[0005] A front loading valve operating structure connected by a flexible shaft comprises an operating handle and two flexible shafts, wherein the two flexible shafts are vertically spaced and can move up and down; the operating handle is vertically installed above the two flexible shafts and can rotate forward, backward, left and right; the lower end of the operating handle extends between the upper ends of the two flexible shafts, and the lower end of the operating handle is respectively connected to the two flexible shafts through a transmission assembly.

[0006] The utility model has the beneficial effects that during use, the operating handle is manually rotated in different directions to respectively drive different flexible shafts to move up and down, thereby realizing different operations of the front loading valve, and the operation is simple and convenient.

[0007] The utility model has a simple structure and a reasonable design. The operating handle and the front loading valve are connected by a flexible shaft, which can solve the problem that a hard connecting rod needs to occupy a large space. The flexible shaft has high flexibility in direction, and can realize flexible and reliable connection between the handle and the valve. It is easy to assemble and occupies a small space.

[0008] On the basis of the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the transmission assembly includes a transmission plate and a connecting plate, and the transmission plate and the connecting plate are respectively vertically fixedly installed on the lower end of the operating handle and are respectively transmission-connected to the upper ends of the two flexible shafts.

[0010] The beneficial effects of adopting the above further solution are simple structure, reasonable design, the operating handle is respectively connected to the two flexible shafts through the transmission plate and the connecting plate, and the assembly is convenient.

[0011] Furthermore, the transmission plate is provided with a penetrating movable hole 1, and the upper end of one of the flexible shafts is horizontally fixedly connected with a transmission pin shaft 1, and one end of the transmission pin shaft 1 extends into the movable hole 1 and is movably connected.

[0012] The beneficial effect of adopting the above further solution is that one of the flexible shafts is movably connected to a movable hole set on the transmission plate through a transmission pin shaft, thereby realizing the transmission connection between the corresponding flexible shaft and the transmission plate and the operating handle, which is convenient for assembly.

[0013] Furthermore, the connecting plate is provided with a second penetrating movable hole, and the upper end of the other flexible shaft is horizontally fixedly connected with a second transmission pin shaft, and one end of the second transmission pin shaft extends into the second movable hole and is movably connected.

[0014] The beneficial effect of adopting the above further solution is that another flexible shaft is movably connected with the movable hole 2 set on the connecting plate through the transmission pin shaft 2, thereby realizing the transmission connection between the corresponding flexible shaft and the transmission plate and the operating handle, which is convenient for assembly.

[0015] Furthermore, the transmission plate is provided with a penetrating guide hole and also includes a fixed shaft, which is horizontally fixedly arranged on one side of one of the flexible shafts, and one end of which extends into the guide hole and is movably connected.

[0016] The beneficial effects of adopting the above further scheme are simple structure and reasonable design. The fixed shaft is movably matched with the guide hole provided on the transmission plate to guide the rotation of the operating handle and increase the stability of the operating handle during operation.

[0017] Furthermore, the transmission plate is a rectangular plate structure.

[0018] The beneficial effect of adopting the above further solution is that the shape of the transmission plate is reasonably designed, which is convenient for matching with other components and easy to assemble.

[0019] Furthermore, it also includes a shell, which is fixedly arranged; the operating handle and the two flexible shafts are respectively installed on the shell.

[0020] The beneficial effects of adopting the above further solution are simple structure, reasonable design, using the housing to assemble the operating handle and the two flexible shafts, convenient assembly, and ensuring the stability of assembly of various components.

[0021] Furthermore, it also includes a frame, and the shell is fixedly mounted on the frame.

[0022] The beneficial effects of adopting the above further solution are simple structure, reasonable design, integration of various components into one body by using a frame, high integration, and easy use.

[0023] Furthermore, a soft cover is fixedly mounted on the shell, and the soft cover covers the lower end of the operating handle and the upper ends of the two soft shafts.

[0024] The beneficial effects of adopting the above further solution are simple structure, reasonable design, and the various components are covered by the soft cover, which is neat and beautiful.

[0025] Furthermore, the operating handle is a bent rod-shaped structure, and a protective sleeve is fixed on the upper end thereof.

[0026] The beneficial effect of adopting the above further solution is that the shape of the operating handle is reasonably designed, which is convenient to operate and saves time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0028] Figure 2 This is one of the structural schematic diagrams between the operating handle and the two flexible shafts in the utility model;

[0029] Figure 3 for Figure 2 A magnified view of middle;

[0030] Figure 4 This is the second structural schematic diagram between the operating handle and the two flexible shafts in the utility model;

[0031] Figure 5 This is the third structural diagram between the operating handle and two flexible shafts in the utility model;

[0032] Figure 6 This is the fourth structural diagram between the operating handle and the two flexible shafts in the utility model;

[0033] Figure 7 This is the fifth structural diagram between the operating handle and the two flexible shafts in the utility model;

[0034] Figure 8 This is the sixth structural diagram between the operating handle and the two flexible shafts in the utility model;

[0035] Fig. 9 It is a schematic diagram of the trajectory of the operation handle and one of the flexible shafts in the utility model;

[0036] Fig.10 It is a schematic diagram of the trajectory of the operation handle and another flexible shaft in the utility model.

[0037] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0038] 1. Operating handle; 2. Flexible shaft; 3. Transmission plate; 4. Transmission pin shaft 1; 5. Connecting plate; 6. Transmission pin shaft 2; 7. Fixed shaft; 8. Casing; 9. Frame; 10. Soft cover; 11. Protective cover. DETAILED DESCRIPTION

[0039] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0040] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0041] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0042] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0043] Example 1

[0044] like Figures 1 to 10 As shown, this embodiment provides a front loading valve operating structure connected by a flexible shaft, including an operating handle 1 and two flexible shafts 2, the two flexible shafts 2 are vertically spaced and can move up and down; the operating handle 1 is vertically installed above the two flexible shafts 2, and can rotate forward, backward, left and right; the lower end of the operating handle 1 extends between the upper ends of the two flexible shafts 2, and the lower end thereof is respectively connected to the two flexible shafts 2 through a transmission assembly.

[0045] During use, the operating handle 1 is manually rotated in different directions to drive different flexible shafts 2 to move up and down respectively, thereby realizing different operations of the front loading valve, and the operation is simple and convenient.

[0046] Based on the above scheme, the lower end of the above-mentioned flexible shaft 2 is connected to the corresponding part of the front loading valve respectively. This part is the existing technology and the specific connection principle will not be repeated here.

[0047] This embodiment has a simple structure and a reasonable design. The operating handle and the front loading valve are connected by a flexible shaft, which can solve the problem that the hard connecting rod needs to occupy a large space. The flexible shaft has high flexibility in its direction, and can achieve flexible and reliable connection between the handle and the valve. It is easy to assemble and occupies a small space.

[0048] Example 2

[0049] Based on Example 1, in this embodiment, the transmission assembly includes a transmission plate 3 and a connecting plate 5, and the transmission plate 3 and the connecting plate 5 are respectively vertically fixed on the lower end of the operating handle 1, and are located between one of the flexible shafts 2 and the operating handle 1, and are respectively connected to the upper ends of the two flexible shafts 2 for transmission.

[0050] The solution has a simple structure and a reasonable design. The operating handle 1 is respectively connected to the two flexible shafts 2 through the transmission plate 3 and the connecting plate 5, and the assembly is convenient.

[0051] Preferably, in this embodiment, the transmission plate 3 can be directly welded or bolted to the operating handle 1 .

[0052] Alternatively, the transmission plate 3 and the operating handle 1 are integrally formed.

[0053] Alternatively, the portion of the lower end of the operating handle 1 where the transmission plate 3 is mounted may be enlarged to form a protrusion, which replaces the transmission plate 3 .

[0054] Example 3

[0055] On the basis of Example 2, in this embodiment, a penetrating movable hole 1 is provided on the transmission plate 3, and a transmission pin 4 is horizontally fixedly connected to the upper end of one of the flexible shafts 2, and one end of the transmission pin 4 extends into the movable hole 1 and is movably connected.

[0056] One of the flexible shafts 2 is movably connected to a movable hole 1 provided on the transmission plate 3 through a transmission pin shaft 1 4, thereby realizing the transmission connection between the corresponding flexible shaft 2 and the transmission plate 3 and the operating handle 1, and the assembly is convenient.

[0057] Preferably, in this embodiment, the transmission pin shaft 4 preferably has a thin structure at one end and a thick structure at the other end, which is reasonably designed and convenient for assembly.

[0058] Alternatively, the transmission pin shaft 4 may also adopt a structure with consistent size.

[0059] Example 4

[0060] On the basis of any one of Examples 2 to 3, in this embodiment, the connecting plate 5 is provided with a penetrating movable hole 2, and the upper end of the other flexible shaft 2 is horizontally fixedly connected with a transmission pin shaft 2 6, and one end of the transmission pin shaft 2 6 extends into the movable hole 2 and is movably connected.

[0061] Another flexible shaft 2 is movably connected to the movable hole 2 provided on the connecting plate 5 through the transmission pin shaft 2 6, so as to realize the transmission connection between the corresponding flexible shaft 2 and the transmission plate 3 and the operating handle 1, and the assembly is convenient.

[0062] Preferably, in this embodiment, the transmission pin shaft 2 6 preferably has a thin structure at one end and a thick structure at the other end, which is reasonably designed and convenient for assembly.

[0063] Alternatively, the transmission pin shaft 2 6 may also adopt a structure with the same size.

[0064] Based on the above solution, the transmission plate 3 is located between the operating handle 1 and one of the flexible shafts 2 , the connecting plate 5 is located on the side of the operating handle 1 away from the transmission plate 3 , and is located on one side of one end of the other flexible shaft 2 .

[0065] In addition, the connecting plate 5 is preferably a circular ring structure, and the through hole thereon is the second movable hole.

[0066] Example 5

[0067] On the basis of any one of Examples 2 to 4, in this embodiment, the transmission plate 3 is further provided with a penetrating guide hole, and also includes a fixed shaft 7, which is horizontally fixed on one side of one of the flexible shafts 2, and one end of which extends into the guide hole and is movably connected.

[0068] This solution has a simple structure and a reasonable design. The fixed shaft 7 is movably matched with the guide hole provided on the transmission plate 3 to guide the rotation of the operating handle 1 and increase the stability of the operating handle 1 during the operation process.

[0069] Example 6

[0070] On the basis of any one of Embodiments 2 to 5, in this embodiment, the transmission plate 3 is a rectangular plate-shaped structure.

[0071] The shape of the transmission plate 3 is reasonably designed, and is convenient for matching with other components and for easy assembly.

[0072] Alternatively, the transmission plate 3 may also adopt other suitable geometric shapes, such as a circular plate.

[0073] Example 7

[0074] On the basis of the above embodiments, this embodiment further includes a housing 8 , and the housing 8 is fixedly arranged; the operating handle 1 and the two flexible shafts 2 are respectively mounted on the housing 8 .

[0075] The solution has a simple structure and a reasonable design. The housing 8 is used to assemble the operating handle 1 and the two flexible shafts 2, which is convenient to assemble and ensures the stability of the assembly of various components.

[0076] Based on the above scheme, the upper end of the above-mentioned shell 8 is respectively provided with multiple through holes for the operating handle 1 and the two flexible shafts 2 to pass through, and the apertures of the multiple through holes are larger than the sizes of the operating handle 1 and the two flexible shafts 2, ensuring that the operating handle 1 and the two flexible shafts 2 can move normally.

[0077] In addition, a circular hole is provided at the lower end of the housing 8 for the two flexible shafts 2 to pass through.

[0078] Moreover, the fixed shaft 7 is fixedly mounted on the upper end of the housing 8 .

[0079] Example 8

[0080] On the basis of Embodiment 7, this embodiment further includes a frame 9 , and the housing 8 is fixedly mounted on the frame 9 .

[0081] This solution has a simple structure and a reasonable design. The frame 9 is used to integrate various components into one body, which has a high degree of integration and is easy to use.

[0082] Example 9

[0083] On the basis of any one of Embodiments 7 to 8, in this embodiment, a soft cover 10 is fixedly mounted on the housing 8 , and the soft cover 10 covers the lower end of the operating handle 1 and the upper ends of the two flexible shafts 2 .

[0084] The solution has a simple structure and a reasonable design. The soft cover 10 covers each component, which is neat and beautiful.

[0085] Preferably, in this embodiment, the soft cover 10 is preferably a rubber cover, which has low cost.

[0086] In addition, the soft cover 10 is in a cover-like structure with a thin upper end and a thick lower end.

[0087] Example 10

[0088] On the basis of the above embodiments, in this embodiment, the operating handle 1 is a bent rod-shaped structure, and a protective sleeve 11 is fixedly provided on the upper end thereof.

[0089] The shape of the operating handle 1 is reasonably designed, convenient to operate, and saves time and effort.

[0090] Preferably, in this embodiment, the protective cover 11 is preferably a rubber cover, which effectively increases the comfort of the operator's hands.

[0091] In addition, the protective cover 11 is preferably a corrugated cover.

[0092] The working principle of the utility model is as follows:

[0093] During use, the operating handle 1 is manually rotated in different directions to drive different flexible shafts 2 to move up and down respectively, thereby realizing different operations of the front loading valve, and the operation is simple and convenient.

[0094] It should be noted that the arrows in the drawings only indicate the direction in which the operating handle 1 rotates and the direction in which the flexible shaft 2 moves up and down, and have no other substantial meanings.

[0095] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0096] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0097] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. 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 front loading valve operating structure connected by a flexible shaft, characterized in that: The invention comprises an operating handle (1) and two flexible shafts (2), wherein the two flexible shafts (2) are vertically spaced and can move up and down; the operating handle (1) is vertically installed above the two flexible shafts (2) and can rotate forward, backward, left and right; the lower end of the operating handle (1) extends between the upper ends of the two flexible shafts (2), and the lower end of the operating handle (1) is respectively connected to the two flexible shafts (2) through a transmission assembly.

2. The front loading valve operating structure connected by a flexible shaft according to claim 1, characterized in that: The transmission assembly comprises a transmission plate (3) and a connecting plate (5); the transmission plate (3) and the connecting plate (5) are respectively vertically fixedly mounted on the lower end of the operating handle (1) and are respectively transmission-connected to the upper ends of the two flexible shafts (2).

3. The front loading valve operating structure connected by a flexible shaft according to claim 2, characterized in that: The transmission plate (3) is provided with a through movable hole 1, and the upper end of one of the flexible shafts (2) is horizontally fixedly connected to a transmission pin shaft 1 (4), and one end of the transmission pin shaft 1 (4) extends into the movable hole 1 and is movably connected.

4. The front loading valve operating structure connected by a flexible shaft according to claim 2, characterized in that: The connecting plate (5) is provided with two movable holes extending therethrough, and the upper end of the other flexible shaft (2) is horizontally fixedly connected with a second transmission pin shaft (6), one end of which extends into the second movable hole and is movably connected thereto.

5. The front loading valve operating structure connected by a flexible shaft according to claim 2, characterized in that: The transmission plate (3) is also provided with a penetrating guide hole and also includes a fixed shaft (7). The fixed shaft (7) is horizontally fixedly arranged on one side of one of the flexible shafts (2), and one end of the fixed shaft (7) extends into the guide hole and is movably connected.

6. The front loading valve operating structure connected by a flexible shaft according to claim 2, characterized in that: The transmission plate (3) is in a rectangular plate-shaped structure.

7. The front loading valve operating structure connected by a flexible shaft according to any one of claims 1 to 6, characterized in that: It also comprises a shell (8), which is fixedly arranged; the operating handle (1) and the two flexible shafts (2) are respectively mounted on the shell (8).

8. The front loading valve operating structure connected by a flexible shaft according to claim 7, characterized in that: It also comprises a frame (9), and the shell (8) is fixedly mounted on the frame (9).

9. The front loading valve operating structure connected by a flexible shaft according to claim 7, characterized in that: A soft sleeve (10) is fixedly mounted on the outer shell (8), and the soft sleeve (10) covers the lower end of the operating handle (1) and the upper ends of the two flexible shafts (2).

10. The front loading valve operating structure connected by a flexible shaft according to any one of claims 1 to 6, characterized in that: The operating handle (1) is a bent rod-shaped structure, and a protective sleeve (11) is fixedly mounted on the upper end thereof.

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