CN220929840U - Integrated hydraulic device for industrial vehicle - Google Patents
Integrated hydraulic device for industrial vehicle Download PDFInfo
- Publication number
- CN220929840U CN220929840U CN202322630277.XU CN202322630277U CN220929840U CN 220929840 U CN220929840 U CN 220929840U CN 202322630277 U CN202322630277 U CN 202322630277U CN 220929840 U CN220929840 U CN 220929840U
- Authority
- CN
- China
- Prior art keywords
- valve block
- gear pump
- cylinder
- industrial vehicle
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002828 fuel tank Substances 0.000 claims abstract description 14
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 230000007306 turnover Effects 0.000 abstract 1
- 239000000446 fuel Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
Abstract
The present utility model provides an integrated hydraulic device for an industrial vehicle, comprising: a motor; a first integrated component comprising a valve block and a pump cylinder disposed within the valve block, the pump cylinder having a gear pump assembly disposed therein; the gear pump assembly includes a drive shaft; the second integrated component comprises a fuel tank cover and a cylinder arranged on one side of the fuel tank cover; the upper end of the driving shaft penetrates through the valve block and is connected with the output end of the motor in a plug-in mode. Through setting up first integrated component integration valve piece and gear pump subassembly, the drive shaft of gear pump subassembly is direct to cooperate with the motor axle head, has saved the shaft coupling, integrates fuel tank cap and hydro-cylinder through the second integrated component, has optimized business turn over oil pipe way, and does not need extra connecting piece installation, realizes simplifying the structure, promotes transmission efficiency, installs convenient purpose, solves the problem that the structure is complicated, production installation is inconvenient.
Description
Technical Field
The utility model relates to the technical field of hydraulic power systems, in particular to an integrated hydraulic device for an industrial vehicle.
Background
Industrial vehicles are motor vehicles for carrying, pushing, pulling, lifting, stacking or stacking various cargoes, and generally adopt driving modes such as fuel driving, electric driving and the like. Common industrial vehicles include forklifts, tractors, trucks and the like, and when picking and placing goods, hydraulic devices are often required to control parts such as forks to lift.
Chinese patent CN208948795U discloses an oil cylinder structure suitable for industrial vehicles, comprising an oil cylinder and further comprising a pump station, wherein the pump station comprises a pump station motor, a valve block and an oil tank, the oil tank comprises a gear pump connected with the pump station motor, the valve block comprises an oil outlet, the oil cylinder comprises an oil inlet, and the valve block is connected with the oil cylinder. The utility model aims to provide an oil cylinder structure suitable for industrial vehicles, which has high stability and stable lifting, adopts a direct connection technology, and cancels the design of an oil supply pipe.
However, the technical scheme has the following defects: firstly, the valve block and the gear pump are not integrated, so that a gap exists between the gear pump and the motor, and the gear pump and the motor can be connected through a coupler, so that the transmission structure is complicated; secondly, the oil tank and the oil cylinder are not integrally designed, so that the valve block can be connected with the oil cylinder through an additional connecting piece, the hole site of the valve block is aligned with the hole site of the oil cylinder, and the production and installation of each part are troublesome.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, and provides an integrated hydraulic device for an industrial vehicle, wherein a first integrated component is arranged to integrate a valve block and a gear pump assembly, a driving shaft of the gear pump assembly is directly matched with the shaft end of a motor, a coupler is omitted, a fuel tank cover and a fuel cylinder are integrated through a second integrated component, a fuel inlet and outlet pipeline is optimized, an additional connecting piece is not needed to be installed, the purposes of simplifying the structure, improving the transmission efficiency and being convenient to install are achieved, and the problems of complex structure and inconvenient production and installation are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
An integrated hydraulic device for an industrial vehicle, comprising:
a motor;
A first integrated component comprising a valve block and a pump cylinder disposed within the valve block, the pump cylinder having a gear pump assembly disposed therein; the gear pump assembly includes a drive shaft;
the second integrated component comprises a fuel tank cover and a cylinder arranged on one side of the fuel tank cover;
the upper end of the driving shaft penetrates through the valve block and is connected with the output end of the motor in a plug-in mode.
Preferably, an inserting portion is arranged at the end portion of a motor shaft of the motor, an inserting portion is arranged at the end portion of the driving shaft, and the inserting portion is connected with the inserting portion in an inserting mode and drives the gear pump assembly to rotate.
Preferably, the plug part is provided with a shaft seal, and a retainer ring is arranged outside the shaft seal.
Preferably, the gear pump assembly further comprises a pump cap sealingly connected below the pump cylinder.
Preferably, the fuel tank cap is sealingly connected below the valve block.
Preferably, the second integrated member further includes a first oil port and a second oil port communicating with the first oil port.
Preferably, the first oil port is disposed at a position close to the bottom of the inner wall of the oil cylinder and faces the oil tank cover.
Preferably, the second oil port is arranged on one side, close to the oil cylinder, of the contact surface of the oil tank cover and the valve block.
Preferably, the insertion portion has a concave structure.
Preferably, the plug part has a convex structure and is matched with the insertion part.
The utility model has the beneficial effects that:
(1) The present utility model integrates the valve block and pump cylinder by providing the first integrated component, enabling the gear pump assembly to be directly mounted in the valve block and simplifying the construction of the hydraulic device.
(2) According to the utility model, the second integrated component is arranged, so that the fuel tank cover and the oil cylinder are integrated, the fuel inlet and outlet pipeline is optimized, the use of connecting pieces is reduced, and the production and the installation are convenient.
(3) According to the utility model, the driving shaft of the gear pump assembly is directly matched with the shaft end of the motor, so that a coupling is omitted, the motor can directly drive the gear pump, and the transmission efficiency of the motor is improved.
In conclusion, the utility model has the advantages of simple structure, high operation efficiency, convenient production and installation and the like.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the right-side view partially in cross-section structure of the present utility model;
Fig. 3 is an enlarged partial schematic view of the utility model at I in fig. 2.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
As shown in fig. 1 to 3, the present embodiment provides an integrated hydraulic device for an industrial vehicle, including:
a motor 1;
A first integrated component 2 comprising a valve block 21 and a pump cylinder 22 provided within said valve block 21, said pump cylinder 22 having a gear pump assembly 23 provided therein; the gear pump assembly 23 includes a drive shaft 24;
A second integrated member 3 including a fuel tank cap 31 and a cylinder 32 provided on one side of the fuel tank cap 31;
The upper end of the driving shaft 24 passes through the valve block 21 and is connected with the output end of the motor 1 in a plug-in mode.
As shown in fig. 2 and 3, the end of the motor shaft 11 of the motor 1 is provided with a plug-in portion 12, the end of the driving shaft 24 is provided with a plug-in portion 25, and the plug-in portion 12 is connected with the plug-in portion 25 in a plug-in manner and drives the gear pump assembly 23 to rotate.
The plug portion 25 is provided with a shaft seal 26, and a retainer ring 27 is provided outside the shaft seal 26.
The gear pump assembly 23 further includes a pump cap 28, the pump cap 28 being sealingly connected below the pump cylinder 22.
The fuel tank cap 31 is sealingly connected below the valve block 21. The provision of the first integrated component 1, incorporating the valve block 21 and the pump cylinder 22, allows the gear pump assembly 23 to be mounted directly in the valve block 21, rather than the gear pump assembly 23 and the valve block 21 being separately provided and reassembled as in the prior art, the present utility model allows for greater ease of manufacture and installation and saves manufacturing costs.
As shown in fig. 1, the second integrated member further includes a first oil port 33 and a second oil port 34 communicating with the first oil port.
The first oil port 33 is disposed on the inner wall of the oil cylinder 32 near the bottom and faces the oil tank cover 31.
The second oil port 34 is disposed on a side of the contact surface of the oil tank cover 31 and the valve block 21, which is close to the oil cylinder 32.
The second integrated component 1 integrates the oil tank cover 31 and the oil cylinder 32, optimizes the oil inlet and outlet pipeline, reduces the use of connecting pieces, and is convenient for production and installation.
As shown in fig. 3, the insertion portion 12 has a concave structure.
The plug portion 25 has a convex structure and is engaged with the engaging portion 12. The plug portion 25 of the driving shaft 24 of the gear pump assembly 23 is directly matched with the inserting portion 12 at the end portion of the motor shaft 11, a coupler is omitted, the motor 1 can directly drive the gear pump, and the transmission efficiency of the motor 1 is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. An integrated hydraulic device for an industrial vehicle, comprising:
a motor;
A first integrated component comprising a valve block and a pump cylinder disposed within the valve block, the pump cylinder having a gear pump assembly disposed therein; the gear pump assembly includes a drive shaft;
the second integrated component comprises a fuel tank cover and a cylinder arranged on one side of the fuel tank cover;
the upper end of the driving shaft penetrates through the valve block and is connected with the output end of the motor in a plug-in mode.
2. An integrated hydraulic unit for industrial vehicles according to claim 1, wherein the motor shaft end of the motor is provided with a plug portion, and the driving shaft end is provided with a plug portion, and the plug portion is connected with the plug portion in a plug manner and drives the gear pump assembly to rotate.
3. The integrated hydraulic device for an industrial vehicle according to claim 2, wherein the plug portion is provided with a shaft seal, and a retainer ring is provided outside the shaft seal.
4. An integrated hydraulic unit for an industrial vehicle as described in claim 2, wherein said gear pump assembly further comprises a pump cover sealingly connected below said pump cylinder.
5. An integrated hydraulic unit for industrial vehicles according to claim 2, wherein the fuel tank cap is sealingly connected below the valve block.
6. The integrated hydraulic device for an industrial vehicle of claim 2, wherein the second integrated component further comprises a first oil port and a second oil port in communication with the first oil port.
7. The integrated hydraulic unit for an industrial vehicle according to claim 6, wherein the first port is provided in a position near the bottom of the cylinder inner wall and toward the tank cap.
8. The integrated hydraulic unit for an industrial vehicle according to claim 7, wherein the second port is provided on a side of a contact surface of the tank cap and the valve block, which is close to the cylinder.
9. The integrated hydraulic device for an industrial vehicle according to claim 2, wherein the insertion portion has a concave structure.
10. The integrated hydraulic device for an industrial vehicle according to claim 9, wherein the plug portion has a convex structure and is engaged with the insertion portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322630277.XU CN220929840U (en) | 2023-09-27 | 2023-09-27 | Integrated hydraulic device for industrial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322630277.XU CN220929840U (en) | 2023-09-27 | 2023-09-27 | Integrated hydraulic device for industrial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220929840U true CN220929840U (en) | 2024-05-10 |
Family
ID=90965575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322630277.XU Active CN220929840U (en) | 2023-09-27 | 2023-09-27 | Integrated hydraulic device for industrial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220929840U (en) |
-
2023
- 2023-09-27 CN CN202322630277.XU patent/CN220929840U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220929840U (en) | Integrated hydraulic device for industrial vehicle | |
| CN203655555U (en) | Commercial vehicle cab overturning integral manual-electric pump | |
| CN215513250U (en) | Fuel cell vehicle convenient to maintain | |
| CN213834429U (en) | Forklift two-stage full-free portal hydraulic pipeline system with double oil ways | |
| CN2637287Y (en) | Oil pump unit assemblage of driving chamber hydraulic tilting mechanism | |
| CN212563500U (en) | Fuel tank built-in oil pump bottom barrel and fuel tank | |
| CN208669735U (en) | Combination oil pump for driver's cabin lifting | |
| CN214465188U (en) | Turnover integrated hydraulic power unit for heavy-duty truck cab | |
| CN112983904A (en) | Differential hydraulic pump for commercial vehicle cab turnover system | |
| CN216611000U (en) | Electric high-power PPU (Point-to-Point Unit) device for modular vehicle | |
| CN221296055U (en) | Power assembly on carrier and carrier | |
| CN201333936Y (en) | Heavy-duty car transmission case postposition single-stage power takeoff device | |
| CN209959625U (en) | Oil cylinder pump station connecting structure suitable for industrial vehicle | |
| CN217863714U (en) | Single-joint non-locking driving structure | |
| CN213270513U (en) | Oil circuit control valve group | |
| CN220118223U (en) | Oil extraction device applied to refitted vehicle | |
| CN220302240U (en) | Novel automotive electronics fuel pump assembly | |
| CN215927690U (en) | Mobile pump truck with liquid level alarming function | |
| CN208040489U (en) | It is automobile-used to add blue tank and add blue pump integration installation structure | |
| CN215946671U (en) | Forklift capable of changing oil into electricity | |
| CN214274424U (en) | Broken shaft transfer case | |
| CN220842200U (en) | Chassis and vehicle | |
| CN209922829U (en) | Full-electric hydraulic lifting double-wheel driving device for carrier | |
| CN221214445U (en) | Transverse chain transmission device of all-terrain vehicle engine | |
| CN208071219U (en) | A kind of fork truck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |