Lifting pump base structure
By designing the lifting pump base structure, using the pipeline connection ports set in the oil circuit support, the manual pump and the electric pump are connected to the pipeline, which solves the problem of oil leakage at the connection parts between the pump and the electric pump in the prior art, and achieves the effect of preventing oil leakage.
Patent Information
- Application Number
- CN202422125254.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-29
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-08-29
AI Technical Summary
In the prior art, manual pumps and electric pumps are usually arranged separately, and the oil circuit is connected by a hose. After the connection part is used for a period of time, oil leakage is likely to occur.
A lifting pump base structure is designed, including a base, a manual pump, an electric pump, an oil circuit piece and a connecting component. The oil circuit piece includes an oil circuit support, a first pipeline and a second pipeline. The pipeline connection port is arranged inside the oil circuit support, and the manual pump and the electric pump are connected to the pipeline through the connecting component.
By setting the pipeline connection port inside the oil circuit support, the oil leakage problem is prevented, and the problem of oil leakage is easily solved in the prior art connection area of the pump and electric pump.
Smart Images
Figure CN222905702U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of hydraulic oil pumps, and particularly relates to a lifting pump base structure. Background Art
[0002] With the continuous development of automobile design, higher requirements are put forward for the space occupied by the cab lifting oil pump.
[0003] In order to save the overall vehicle space, improve the flexibility and cargo capacity of the vehicle, it is necessary to design a more compact and efficient lifting oil pump. Lightweight is one of the important trends in automobile design. That is, reducing the weight of the cab lifting oil pump helps to reduce the overall vehicle weight, improve fuel economy and vehicle stability.
[0004] In the prior art, in order to simplify the assembly process and improve system reliability, components such as an oil pump module, a pump body and a motor are integrated together to form an integrated cab lifting oil pump. The manual pump and the electric pump are usually arranged separately, and the oil circuit is connected by a hose. However, after being used for a period of time, the connection part is prone to oil leakage problems.
[0005] Therefore, it is very necessary to provide a lifting pump base structure to solve the above technical problems. Summary of the Utility Model
[0006] Based on the above description, the utility model provides a lifting pump base structure to solve the problem that in the prior art, the manual pump and the electric pump are usually arranged separately, and the oil circuit is connected by a hose. After being used for a period of time, the connection part is prone to oil leakage problems.
[0007] The technical solution of the utility model to solve the above technical problems is as follows: a lifting pump base structure includes a base, a manual pump, an electric pump, an oil circuit component and a connecting component. The manual pump is fixedly arranged on one side of the base; the electric pump is fixedly arranged on the other side of the base, and the electric pump and the manual pump are arranged side by side; the oil circuit component includes an oil circuit support, a first pipeline and a second pipeline. The oil circuit support is fixed on the base; the first pipeline is arranged vertically in the oil circuit support; the second pipeline is arranged vertically in the oil circuit support and is located on one side of the first pipeline; the connecting component is respectively used to connect the manual pump and the electric pump to the first pipeline or the second pipeline.
[0008] Further, the first pipeline is arranged in a U shape.
[0009] Further, the second pipeline is arranged in a U shape.
[0010] Further, it further includes a liquid level sensor. There are two liquid level sensors, one of which is arranged on the first pipeline, and the other is arranged on the second pipeline.
[0011] Further, it further includes a third pipeline and a reversing pump. The third pipeline is arranged at the lower end of the oil pipeline support, and the front end of the third pipeline is connected to the first pipeline, and the middle end of the third pipeline is connected to the second pipeline; the reversing pump is connected to the rear end of the third pipeline, and the reversing pump is installed inside the third pipeline from the rear end of the third pipeline.
[0012] Further, it further includes an electric control valve. The electric control valve is arranged in the middle of the third pipeline and is located between the first pipeline and the second pipeline.
[0013] Further, the connecting component includes a first connecting piece, a first pump body, a second connecting piece and a second pump body. There are two first connecting pieces. One end of one first connecting piece is connected to the first pipeline, and the other end is connected to the manual pump. One end of the other first connecting piece is connected to the first pipeline, and the other end is connected to the electric pump; the first pump body is arranged in the first pipeline and is connected to the first connecting piece; there are two second connecting pieces. One end of one second connecting piece is connected to the second pipeline, and the other end is connected to the manual pump. One end of the other second connecting piece is connected to the second pipeline, and the other end is connected to the electric pump; the second pump body is arranged in the second pipeline and is connected to the second connecting piece.
[0014] Further, it further includes four sealing rings. The first sealing ring is arranged between the first connecting piece and the first pipeline, the second sealing ring is arranged between the first connecting piece and the manual pump, the third sealing ring is arranged between the second connecting piece and the second pipeline, and the fourth sealing ring is arranged between the second connecting piece and the electric pump.
[0015] Further, bolts are connected to the base, and the bolts are used to fix the base on the vehicle.
[0016] Further, the electric pump includes a housing having an inner cavity, a motor and an electric pump body arranged in the inner cavity, a manual pump oil tank and a pump body arranged in the oil tank.
[0017] Compared with the prior art, the technical solution of the present application has the following beneficial technical effects:
[0018] Fix the oil circuit support on the base. Both the first pipeline and the second pipeline are arranged vertically inside the oil circuit support. Connect the manual pump and the electric pump to the first pipeline using connecting components, and connect the manual pump and the electric pump to the second pipeline using connecting components. Set the pipeline connection port inside the oil circuit support. Thus, the problem of oil leakage is prevented. This solves the problem in the prior art that the pump and the electric pump are usually arranged separately, and the oil circuits are connected using hoses. After a period of use, the connection parts are prone to oil leakage problems. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 FIG. 1 is an overall structural schematic diagram of a lifting pump base structure provided by an embodiment of the present invention;
[0020] Figure 2 FIG. 2 is a top view schematic diagram of a lifting pump base structure provided by an embodiment of the present invention;
[0021] Figure 3 FIG. Figure 2 3 is a schematic cross-sectional view taken along line A-A in FIG. 1;
[0022] Figure 4 FIG. Figure 3 4 is an enlarged view of Q in FIG. 1;
[0023] Figure 5 FIG. 5 is a side structural schematic diagram of a lifting pump base structure provided by an embodiment of the present invention;
[0024] Figure 6 FIG. Figure 5 6 is a schematic cross-sectional view taken along line B-B in FIG. 5;
[0025] Figure 7 FIG. Figure 5 7 is a schematic cross-sectional view taken along line C-C in FIG. 5;
[0026] Figure 8 FIG. Figure 7 8 is a schematic cross-sectional view of W in FIG. 5.
[0027] In the drawings, the list of components represented by each reference numeral is as follows:
[0028] 1. Base; 11. Bolt;
[0029] 2. Manual pump;
[0030] 3. Electric pump;
[0031] 4. Oil circuit component; 41. Oil circuit support; 42. First pipeline; 43. Second pipeline; 44. Liquid level sensor; 45. Third pipeline; 46. Reversing pump; 47. Electric control valve;
[0032] 5. Connecting components; 51. First connecting piece; 511. First pump body; 52. Second connecting piece; 521. Second pump body;
[0033] 6. Sealing ring. Detailed implementation manners
[0034] For ease of understanding of this application, the following will describe this application more comprehensively with reference to the relevant accompanying drawings. Embodiments of this application are shown in the drawings. However, this application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided so that the disclosure of this application is more thorough and comprehensive.
[0035] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.
[0036] It can be understood that spatial relationship terms such as "under", "below", "lower", "beneath", "above", "upper", etc. can be used herein to describe the relationship between an element or feature shown in the drawings and other elements or features. It should be understood that in addition to the orientation shown in the drawings, spatial relationship terms also include different orientations of the devices during use and operation. For example, if the device in the drawings is flipped, the element or feature described as "below other elements" or "beneath it" or "under it" will be oriented "above" other elements or features. Therefore, the exemplary terms "below" and "under" can include both the upper and lower orientations. In addition, the device can also include other orientations (such as rotating 90 degrees or other orientations), and the spatial description terms used herein are accordingly interpreted.
[0037] It should be noted that when an element is considered to be "connected" to another element, it can be directly connected to the other element or connected to the other element through an intermediate element. In the following embodiments, "connection", if there is an electrical signal or data transmission between the connected circuits, modules, units, etc., should be understood as "electrical connection", "communication connection", etc.
[0038] As used herein, the singular forms "a", "an" and "the" may also include the plural forms unless the context clearly dictates otherwise. It should also be understood that the terms "comprise / include" or "have" etc. specify the presence of the stated features, wholes, steps, operations, components, parts or combinations thereof, but do not preclude the presence or addition of one or more other features, wholes, steps, operations, components, parts or combinations thereof.
[0039] As Figure 1 , Figure 2 , Figure 5 and Figure 8 shown, a lifting pump base structure includes a base 1, a manual pump 2, an electric pump 3, an oil circuit component 4 and a connecting component 5. The manual pump 2 is fixedly arranged on one side of the base 1; the electric pump 3 is fixedly arranged on the other side of the base 1, and the electric pump 3 is arranged in parallel with the manual pump 2; the oil circuit component 4 includes an oil circuit support 41, a first pipeline 42 and a second pipeline 43. The oil circuit support 41 is fixed on the base 1; the first pipeline 42 is arranged vertically in the oil circuit support 41; the second pipeline 43 is arranged vertically in the oil circuit support 41 and is located on one side of the first pipeline 42; the connecting component 5 is respectively used to connect the manual pump 2 and the electric pump 3 with the first pipeline 42 or the second pipeline 43.
[0040] In this embodiment, the oil circuit support 41 is fixed on the base 1. The first pipeline 42 and the second pipeline 43 are both arranged vertically in the oil circuit support 41. The manual pump 2 and the electric pump 3 are connected to the first pipeline 42 by the connecting component 5, and the manual pump 2 and the electric pump 3 are connected to the second pipeline 43 by the connecting component 5. The pipeline connection ports are arranged inside the oil circuit support 41. Thus, the problem of oil leakage is prevented. It solves the problem in the prior art that the pump and the electric pump are usually arranged separately, and the oil circuit is connected by a hose. After being used for a period of time, the connection part is prone to oil leakage.
[0041] See Figure 1 , Figure 2 and Figure 3 shown. In some embodiments, the first pipeline 42 is arranged in a U shape.
[0042] See Figure 1 , Figure 5 and Figure 6 shown. In some embodiments, the second pipeline 43 is arranged in a U shape.
[0043] See Figure 1 , Figure 2 , Figure 3 , Figure 5 and Figure 6 shown. In some embodiments, it further includes a liquid level sensor 44. There are two liquid level sensors 44. One of the liquid level sensors 44 is arranged in the first pipeline 42, and the other liquid level sensor 44 is arranged in the second pipeline 43.
[0044] In this embodiment, by arranging liquid level sensors 44 in the first pipeline 42 and the second pipeline 43, the positions of the oil in the first pipeline 42 and the second pipeline 43 can be monitored in real time to ensure that the oil is in the normal operating position and to ensure the normal operation of the oil pump. At the same time, the liquid level sensor 44 uses an E2K-L liquid level sensor.
[0045] See Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, in some embodiments, a third pipeline 45 and a reversing pump 46 are further included. The third pipeline 45 is arranged at the lower end of the oil pipeline support 41, and the front end of the third pipeline 45 is connected to the first pipeline 42, and the middle end of the third pipeline 45 is connected to the second pipeline 43; the reversing pump 46 is connected to the rear end of the third pipeline 45, and the reversing pump 46 is installed inside the third pipeline 45 from the rear end of the third pipeline 45.
[0046] See Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, in some embodiments, an electric control valve 47 is further included. The electric control valve 47 is arranged in the middle of the third pipeline 45 and is located between the first pipeline 42 and the second pipeline 43.
[0047] In this embodiment, by arranging the first pipeline 42 and the second pipeline 43 in a U shape, it is beneficial to arrange the third pipeline 45 at the bottom of the U-shaped first pipeline 42 and second pipeline 43. At the same time, by arranging the electric control valve 47 in the middle of the third pipeline 45, it is beneficial to separate the first pipeline 42 and the second pipeline 43. At the same time, the electric control valve 47 uses an X-Valve micro electric control valve.
[0048] See Figure 1 , Figure 2 , Figure 3 , Figure 5 and Figure 6As shown, in some embodiments, the connecting component 5 includes a first connecting piece 51, a first pump body 511, a second connecting piece 52, and a second pump body 521. There are two first connecting pieces 51. One end of one first connecting piece 51 is connected to the first pipeline 42, and the other end is connected to the manual pump 2. One end of the other first connecting piece 51 is connected to the first pipeline 42, and the other end is connected to the electric pump 3. The first pump body 511 is arranged in the first pipeline 42 and is connected to the first connecting piece 51. There are two second connecting pieces 52. One end of one second connecting piece 52 is connected to the second pipeline 43, and the other end is connected to the manual pump 2. One end of the other second connecting piece 52 is connected to the second pipeline 43, and the other end is connected to the electric pump 3. The second pump body 521 is arranged in the second pipeline 43 and is connected to the second connecting piece 52.
[0049] See Figure 1 、 Figure 2 Figure 3 and Figure 4 As shown, in some embodiments, it further includes a sealing ring 6. There are four sealing rings 6. The first sealing ring 6 is arranged between the first connecting piece 51 and the first pipeline 42. The second sealing ring 6 is arranged between the first connecting piece 51 and the manual pump 2. The third sealing ring 6 is arranged between the second connecting piece 52 and the second pipeline 43. The fourth sealing ring 6 is arranged between the second connecting piece 52 and the electric pump 3.
[0050] In some embodiments, a bolt 11 is connected to the base 1. The bolt 11 is used to fix the base 1 on the vehicle.
[0051] In some embodiments, the electric pump 3 includes a housing with an inner cavity, a motor and an electric pump body arranged in the inner cavity. The manual pump 2 includes an oil tank and a pump body arranged in the oil tank.
[0052] In this embodiment, the motor of the electric pump 3 has an end cover structure, which facilitates the integration of the electric pump body into the housing. In this way, the structure is compact and the occupied volume is reduced. At the same time, the base 1, the oil tank, the manual pump 2, the electric pump 3, and the oil pipeline support 41 of the present application are all made of materials with relatively high strength, such as aluminum, carbon steel, etc.
[0053] Compared with the prior art, the technical solution of the present application has the following beneficial technical effects:
[0054] Fix the oil circuit support on the base. Both the first pipeline and the second pipeline are arranged vertically inside the oil circuit support. Use connecting components to connect the manual pump and the electric pump to the first pipeline, and use connecting components to connect the manual pump and the electric pump to the second pipeline. Set the pipeline connection port inside the oil circuit support. Thus, the occurrence of oil leakage problems is prevented. It solves the problem that in the prior art, the pump and the electric pump are usually arranged separately, and the oil circuits are connected by hoses. After using for a period of time, the connection parts are prone to oil leakage problems.
[0055] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.
Claims
1. A lift pump base structure, characterized in that: include: Base (1); A manual pump (2) fixedly arranged on one side of the base (1); An electric pump (3) is fixedly arranged on the other side of the base (1), and the electric pump (3) and the manual pump (2) are arranged in parallel; The oil circuit component (4) comprises: An oil circuit support (41) fixed on the base (1); A first pipeline (42) is arranged in the oil circuit support (41) along a vertical direction; A second pipeline (43) is arranged in the oil circuit support (41) along a vertical direction and is located on one side of the first pipeline (42); A connecting component (5) is used to connect the manual pump (2) and the electric pump (3) to the first pipeline (42) or the second pipeline (43) respectively.
2. A lift pump base structure according to claim 1, characterized in that: The first pipeline (42) is arranged in a U shape.
3. A lift pump base structure according to claim 2, characterized in that: The second pipeline (43) is arranged in a U shape.
4. A lift pump base structure according to claim 3, characterized in that: Also includes: Two liquid level sensors (44) are provided, one of which is provided in the first pipeline (42) and the other is provided in the second pipeline (43).
5. A lift pump base structure according to claim 3, characterized in that: Also includes: A third pipeline (45) is arranged at the lower end of the oil circuit support (41), and the front end of the third pipeline (45) is connected to the first pipeline (42), and the middle end of the third pipeline (45) is connected to the second pipeline (43); A reversing pump (46) is connected to the rear end of the third pipeline (45), and the reversing pump (46) is installed inside the third pipeline (45) from the rear end of the third pipeline (45).
6. A lift pump base structure according to claim 5, characterized in that: Also includes: The electrically controlled valve (47) is arranged in the middle of the third pipeline (45) and is located between the first pipeline (42) and the second pipeline (43).
7. A lift pump base structure according to claim 1, characterized in that: The connecting component (5) comprises: two first connecting members (51), one end of one of the first connecting members (51) is connected to the first pipeline (42), and the other end is connected to the manual pump (2), and the other end of the first connecting member (51) is connected to the first pipeline (42), and the other end is connected to the electric pump (3); A first pump body (511), which is disposed in the first pipeline (42) and connected to the first connecting member (51); a second connecting member (52), two of which are provided, one of which has one end connected to the second pipeline (43) and the other end connected to the manual pump (2), and the other of which has one end connected to the second pipeline (43) and the other end connected to the electric pump (3); The second pump body (521) is disposed in the second pipeline (43) and connected to the second connecting piece (52).
8. A lift pump base structure according to claim 7, characterized in that: It also includes four sealing rings (6), the first sealing ring (6) being arranged between the first connecting member (51) and the first pipeline (42), the second sealing ring (6) being arranged between the first connecting member (51) and the manual pump (2), the third sealing ring (6) being arranged between the second connecting member (52) and the second pipeline (43), and the fourth sealing ring (6) being arranged between the second connecting member (52) and the electric pump (3).
9. A lift pump base structure according to claim 1, characterized in that: The base (1) is connected with a bolt (11), and the bolt (11) is used to fix the base (1) on the vehicle.
10. A lift pump base structure according to claim 1, characterized in that: The electric pump (3) comprises a housing with an inner cavity, a motor and an electric pump body arranged in the inner cavity, and the manual pump (2) comprises an oil tank and a pump body arranged in the oil tank.