Hydraulic device

Abstract

The invention provides a hydraulic device which comprises an electric control unit, a motor, a hydraulic pump and a manual hydraulic unit, the motor is electrically connected with the electric control unit, the hydraulic pump is in driving connection with the motor, the motor is used for driving the hydraulic pump, an oil way of the hydraulic pump is connected with the manual hydraulic unit, and the manual hydraulic unit is connected with the hydraulic pump. And an oil outlet of the manual hydraulic unit is used for outputting hydraulic oil driven by the hydraulic pump or the manual hydraulic unit. The hydraulic device provided by the embodiment of the invention can be driven by a motor or manually, so that the cruising ability of equipment is greatly enhanced, meanwhile, the equipment can adapt to more working environments, and the blank of domestic manual and electric mixing pumps is filled.

Description

Technical Field

[0001] This application relates to the technical field of hydraulic drive equipment, specifically to a hydraulic device. Background Technology

[0002] Currently available hydraulic power equipment includes: fuel-driven motorized pumps; electric-driven pumps; and purely manual-driven pumps. Fuel-driven motorized pumps cannot operate without fuel, and electric-driven pumps cannot operate without power, thus limiting their application scenarios. Summary of the Invention

[0003] This application provides a hydraulic device, which includes an electronic control unit, a motor, a hydraulic pump, and a manual hydraulic unit. The motor is electrically connected to the electronic control unit, and the hydraulic pump is driven by the motor. The motor drives the hydraulic pump, and the oil circuit of the hydraulic pump is connected to the manual hydraulic unit. The oil outlet of the manual hydraulic unit is used to output hydraulic oil driven by the hydraulic pump or the manual hydraulic unit.

[0004] In some alternative embodiments, the electronic control unit includes a battery and an electronic control component, wherein the battery and the motor are electrically connected to the electronic control component.

[0005] In some alternative embodiments, the battery is fixed to the top of the electronic control assembly.

[0006] In some alternative embodiments, the hydraulic device further includes a support plate, and the electronic control components, the motor, the hydraulic pump, and the manual hydraulic unit are respectively fixedly connected to the support plate, with the hydraulic pump and the motor located on opposite sides of the support plate.

[0007] In some optional embodiments, the manual hydraulic unit includes a cavity, a piston, and a connecting rod assembly. The piston is inserted into the receiving cavity of the cavity, and the connecting rod assembly is hinged to the cavity and the piston, respectively, and is used to drive the piston to reciprocate in the receiving cavity and generate negative pressure, thereby driving hydraulic oil to be output from the oil outlet communicating with the receiving cavity.

[0008] In some alternative embodiments, the hydraulic pump is connected to the internal oil passage of the cavity via a connecting seat, so that the hydraulic oil pumped by the hydraulic pump is output through the oil outlet of the cavity.

[0009] In some alternative embodiments, the linkage assembly includes a pressure rod and a connecting rod, one end of the pressure rod being manually held by a user to apply driving force, and the other end being hinged to the piston and the connecting rod, respectively, and the other end of the connecting rod being hinged to the cavity.

[0010] In some optional embodiments, the hydraulic device further includes a bottom shell, which is fixedly connected to the support plate, and the two cooperate to form an oil tank for holding hydraulic oil, with the oil inlet pipes of the hydraulic pump and the manual hydraulic unit inserted into the oil tank.

[0011] In some alternative embodiments, the outer surface of the bottom shell is provided with an oil level unit for displaying the oil level in the tank.

[0012] In some alternative embodiments, handles are provided on opposite sides of the support plate near the edge.

[0013] The hydraulic device provided in this application embodiment can be driven by an electric motor or manually, which greatly enhances the equipment's endurance and allows the equipment to adapt to more operating environments, filling the gap in domestic manual-electric mixing pumps. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This is a schematic diagram of the overall structure of an embodiment of the hydraulic device of this application;

[0016] Figure 2 yes Figure 1 A structural schematic diagram of the hydraulic device from another perspective in the embodiment;

[0017] Figure 3 yes Figure 1 A partial structural diagram of the hydraulic device in the embodiment;

[0018] Figure 4 This is a schematic diagram of the manual hydraulic unit of this application;

[0019] Figure 5 yes Figure 4 A schematic diagram showing the breakdown of the structure in the embodiment. Detailed Implementation

[0020] The present application will now be described in further detail with reference to the accompanying drawings and embodiments. It should be particularly noted that the following embodiments are for illustrative purposes only and do not limit the scope of the application. Similarly, the following embodiments are only some, not all, embodiments of the present application, and all other embodiments obtained by those skilled in the art without inventive effort are within the scope of protection of the present application.

[0021] The terms "first," "second," and "third" used in the embodiments of this application are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of that feature. In the description of this application, "multiple" means at least two, such as two, three, etc., unless otherwise explicitly specified. All directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of this application are only used to explain the relative positional relationships and movement of components in a specific posture (as shown in the figures). If the specific posture changes, the directional indication will also change accordingly. The terms "comprising" and "having," and any variations thereof, in the embodiments of this application are intended to cover non-exclusive inclusion. For example, a process, method, system, product, or device that includes a series of steps or units is not limited to the listed steps or units, but may optionally include steps or units not listed, or may optionally include other steps or components inherent to these processes, methods, products, or devices.

[0022] In this document, the term "embodiment" means that a particular feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of this application. The appearance of this phrase in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0023] This application provides an embodiment of a hydraulic device that can be driven electrically and manually; please refer to the accompanying documentation. Figures 1 to 3 , Figure 1 This is a schematic diagram of the overall structure of an embodiment of the hydraulic device of this application. Figure 2 yes Figure 1 A schematic diagram of the hydraulic device from another perspective in the embodiment. Figure 3 yes Figure 1 A partial structural diagram of the hydraulic device in the embodiment is shown. The hydraulic device in this embodiment includes, but is not limited to, the following structures: an electronic control unit 100, a motor 200, a hydraulic pump 300, and a manual hydraulic unit 400.

[0024] Specifically, the motor 200 is electrically connected to the electronic control unit 100. Optionally, in this embodiment, the electronic control unit 100 includes a battery 110 and an electronic control assembly 120, with the battery 110 and the motor 200 respectively electrically connected to the electronic control assembly 120. The battery 110 is fixed to the top of the electronic control assembly 120 and is detachably connected. The electronic control assembly 120 may specifically include electronic devices such as a control circuit board and switches; detailed features of this part are within the understanding of those skilled in the art and will not be elaborated here.

[0025] In some other embodiments, the battery may not be included, and the electronic control component 120 can be directly plugged in to power the motor 200.

[0026] Please continue reading. Figure 3 The hydraulic pump 300 is connected to the motor 200 for driving. The motor 200 drives the hydraulic pump 300. The oil circuit of the hydraulic pump 300 is connected to the manual hydraulic unit 400. The oil outlet of the manual hydraulic unit 400 is used to output hydraulic oil driven by the hydraulic pump 300 or the manual hydraulic unit 400. That is, the functions of two pumps, one manual and one electric, are combined into one device. It can be used electrically or manually. The two pumps share one oil outlet. The symbol marked 900 in the figure is a hydraulic quick coupling. The hydraulic quick coupling 900 is connected to the oil outlet of the manual hydraulic unit 400. The hydraulic quick coupling 900 is used to connect to external hydraulically driven equipment.

[0027] In this embodiment, the hydraulic pump 300 can be a plunger-type hydraulic pump. The detailed features of the plunger-type hydraulic pump are within the understanding of those skilled in the art and will not be described in detail here.

[0028] Alternatively, please continue reading Figure 3 The hydraulic device in this embodiment also includes a support plate 500, an electrical control component 120, a motor 200, a hydraulic pump 300, and a manual hydraulic unit 400, which are fixedly connected to the support plate 500. The hydraulic pump 300 and the motor 200 are located on opposite sides of the support plate 500.

[0029] The hydraulic device also includes a bottom shell 600, which is fixedly connected to a support plate 500. The two work together to form an oil tank for holding hydraulic oil. The oil inlet pipe 301 of the hydraulic pump 300 and the oil inlet pipe 401 of the manual hydraulic unit 400 are both inserted into the oil tank.

[0030] Alternatively, please continue reading Figure 2In this embodiment, the outer side of the bottom shell 600 is provided with an oil level unit 610, which is used to display the oil level in the oil tank. The structure of the oil level unit 610 can be a transparent window opened on the bottom shell 600 or a display structure for connecting with the sensor in the oil tank to display the oil level. The detailed features of the oil level unit 610 are not specifically limited here.

[0031] Alternatively, please continue reading Figures 1 to 3 In this embodiment, the support plate 500 is provided with handles 510 on both sides near the edge. The handles 510 are used to facilitate lifting and moving the hydraulic device.

[0032] Please refer to the following: Figure 4 and Figure 5 , Figure 4 This is a schematic diagram of the manual hydraulic unit of this application. Figure 5 yes Figure 4 The schematic diagram of the structure in this embodiment shows that the manual hydraulic unit 400 includes a cavity 410, a piston 420, and a connecting rod assembly 430. The piston 420 is inserted into the receiving cavity 411 of the cavity 410. The connecting rod assembly 430 is hinged to both the cavity 410 and the piston 420, and is used to drive the piston 420 to reciprocate within the receiving cavity 411 and generate negative pressure, thereby driving hydraulic oil from the oil tank into the receiving cavity 411 and outputting it to the hydraulic quick connector 900 through the oil outlet 402 connected to the receiving cavity 411. A one-way hydraulic oil outflow valve (not shown) is provided on the oil line between the receiving cavity 411 and the oil outlet 402, and a one-way hydraulic oil inflow valve (not shown) is provided between the receiving cavity 411 and the oil inlet pipe 401. During the reciprocating movement of the piston 420 within the receiving cavity 411, negative pressure is generated, and hydraulic oil continuously enters the receiving cavity 411 through the one-way hydraulic oil inflow valve and is discharged through the one-way hydraulic oil outflow valve and the oil outlet 402. In the figure, 440 is marked as a cavity cover. The middle part of the cavity cover 440 is used to pass through the connecting rod of the piston 420. The cavity cover 440 is placed on the opening of the receiving cavity 411.

[0033] Please continue reading. Figure 3 In this embodiment, the hydraulic pump 300 is connected to the internal oil passage of the cavity 410 via the connecting seat 304, so that the hydraulic oil pumped by the hydraulic pump 300 is output through the oil outlet 402 of the cavity 410. The connecting seat 304 is provided with an oil passage, and the two ends of the oil passage are respectively connected to the oil outlet passage of the hydraulic pump 300 and the oil outlet 402 of the cavity 410.

[0034] Alternatively, please continue reading Figure 4 and Figure 5In this embodiment, the linkage assembly 430 includes a pressure rod 431 and a connecting rod 432. One end of the pressure rod 431 is used to be manually held by the user and to apply driving force, and the other end is hinged to the piston 420 and the connecting rod 432 respectively. The other end of the connecting rod 432 is hinged to the cavity 410.

[0035] The hydraulic device provided in this application embodiment can be driven by an electric motor or manually, which greatly enhances the equipment's endurance and allows the equipment to adapt to more operating environments, filling the gap in domestic manual-electric mixing pumps.

[0036] The above description is only a part of the embodiments of this application and does not limit the scope of protection of this application. Any equivalent device or equivalent process transformation made based on the content of this application specification and drawings, or direct or indirect application in other related technical fields, are similarly included in the patent protection scope of this application.

Claims

1. A hydraulic device, characterized in that, The hydraulic device includes an electronic control unit, a motor, a hydraulic pump, and a manual hydraulic unit. The motor is electrically connected to the electronic control unit, and the hydraulic pump is driven by the motor. The motor is used to drive the hydraulic pump. The oil circuit of the hydraulic pump is connected to the manual hydraulic unit, and the oil outlet of the manual hydraulic unit is used to output hydraulic oil driven by the hydraulic pump or the manual hydraulic unit.

2. The hydraulic device according to claim 1, characterized in that, The electronic control unit includes a battery and an electronic control component, and the battery and the motor are respectively electrically connected to the electronic control component.

3. The hydraulic device according to claim 2, characterized in that, The battery is fixed to the top of the electronic control assembly.

4. The hydraulic device according to claim 2, characterized in that, The hydraulic device also includes a support plate. The electrical control component, the motor, the hydraulic pump, and the manual hydraulic unit are respectively fixedly connected to the support plate. The hydraulic pump and the motor are located on opposite sides of the support plate.

5. The hydraulic device according to claim 1, characterized in that, The manual hydraulic unit includes a cavity, a piston, and a connecting rod assembly. The piston is inserted into the receiving cavity of the cavity. The connecting rod assembly is hinged to the cavity and the piston, and is used to drive the piston to reciprocate in the receiving cavity and generate negative pressure, thereby driving hydraulic oil to be output from the oil outlet communicating with the receiving cavity.

6. The hydraulic device according to claim 5, characterized in that, The hydraulic pump is connected to the internal oil passage of the cavity via a connecting seat, so that the hydraulic oil pumped by the hydraulic pump is output through the oil outlet of the cavity.

7. The hydraulic device according to claim 5, characterized in that, The linkage assembly includes a pressure rod and a connecting rod. One end of the pressure rod is for manual gripping by the user to apply driving force, and the other end is hinged to the piston and the connecting rod respectively. The other end of the connecting rod is hinged to the cavity.

8. The hydraulic device according to claim 4, characterized in that, The hydraulic device also includes a bottom shell, which is fixedly connected to the support plate, and the two cooperate to form an oil tank for holding hydraulic oil. The oil inlet pipes of the hydraulic pump and the manual hydraulic unit are both inserted into the oil tank.

9. The hydraulic device according to claim 8, characterized in that, The outer side of the bottom shell is provided with an oil level unit, which is used to display the oil level in the oil tank.

10. The hydraulic device according to claim 4, characterized in that, The support plate is provided with handles on both sides near the edge.

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