Integrated oil tank, vehicle hydraulic braking system and vehicle

Abstract

The utility model provides an integrated oil tank, a vehicle hydraulic braking system and a vehicle, and relates to the technical field of hydraulic oil tanks, the integrated oil tank comprises an oil tank body, a prefill valve group, a parking valve group and an energy accumulator, the prefill valve group, the parking valve group and the energy accumulator are respectively connected to different side surfaces of the oil tank body, an oil outlet of the oil tank body is communicated with an oil inlet of the prefill valve set and an oil inlet of the parking valve set, an oil outlet of the prefill valve set is communicated with an oil inlet of the energy accumulator, an oil outlet of the energy accumulator is used for being communicated with a braking mechanism, and an oil outlet of the parking valve set is used for being communicated with a parking braking mechanism. The prefill valve group, the parking valve group and the energy accumulator are integrated on different surfaces of the oil tank body, when the oil tank is assembled on a vehicle, the prefill valve group, the parking valve group and the energy accumulator can be mounted together only by mounting the oil tank body, so that the whole mounting structure of the vehicle is simpler, the vehicle assembling operation is simplified, and centralized maintenance is also facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic oil tank technical field, specifically, relate to a kind of integrated oil tank, vehicle hydraulic brake system and vehicle. BACKGROUND

[0002] Hydraulic oil tank refers to the container for storing oil required to ensure the operation of hydraulic system, commonly used in the hydraulic brake system of vehicle, provides hydraulic oil for parking brake mechanism and brake brake mechanism, so that vehicle can be smoothly braked, the hydraulic oil tank in the relevant art is only equipped with liquid level liquid thermometer and air filter, to observe the liquid level height in oil tank, and make the oil tank and external atmosphere communicate, while other elements in the hydraulic brake system need to be arranged at various places of vehicle, so that the distribution of hydraulic brake system on vehicle is more scattered, the hose wiring for connecting hydraulic oil tank and each element is more messy, not easy to arrange, also very difficult to clarify, cause difficulty to vehicle assembly and later maintenance. SUMMARY

[0003] The problem to be solved by the utility model is how to make the elements and wiring of the hydraulic brake system on the vehicle more simple.

[0004] Therefore, the utility model provides an integrated oil tank, which comprises an oil tank body, a liquid filling valve group, a parking valve group and an accumulator, the liquid filling valve group, the parking valve group and the accumulator are connected to different sides of the oil tank body respectively, an oil outlet of the oil tank body is in communication with an oil inlet of the liquid filling valve group and an oil inlet of the parking valve group respectively, an oil outlet of the liquid filling valve group is in communication with an oil inlet of the accumulator, an oil outlet of the accumulator is used for being in communication with a brake brake mechanism, and an oil outlet of the parking valve group is used for being in communication with a parking brake mechanism.

[0005] Optionally, the integrated oil tank further comprises a manual pump group, the manual pump group is connected to the oil tank body, the manual pump group, the liquid filling valve group, the parking valve group and the accumulator are connected to different surfaces of the oil tank body, and the manual pump group is in communication between the oil outlet of the oil tank body and the oil inlet of the parking valve group.

[0006] Optionally, the accumulator is two, and the two accumulators are connected to different surfaces of the oil tank body respectively.

[0007] Optionally, the oil tank body, the liquid filling valve group, the parking valve group and the accumulator are in communication through a hose.

[0008] Optionally, the integrated oil tank further comprises a clamp, the clamp is a semicircular structure, two clamps are sleeved on the circumferential surface of the accumulator, one end of the two clamps is connected together through a bolt, and the other end of the two clamps is connected to the oil tank body through a bolt.

[0009] Optionally, the integrated oil tank further comprises a first bolt and a first gasket, the filling valve group, the first gasket and the oil tank body are provided with first threaded holes, and the first bolt is screwed into the first threaded holes of the filling valve group, the first gasket and the oil tank body in sequence.

[0010] Optionally, the integrated oil tank further comprises a second bolt and a second gasket, the manual pump group, the second gasket and the oil tank body are provided with second threaded holes, and the second bolt passes through the second threaded holes of the manual pump group, the second gasket and the oil tank body in sequence.

[0011] Compared with the prior art, the integrated oil tank has the following beneficial effects:

[0012] The filling valve group, the parking valve group and the accumulator are connected to different surfaces of the oil tank body, for example, the filling valve group is connected to the upper surface of the oil tank body, the parking valve group is connected to the front surface of the oil tank body, and the accumulator is connected to the left or right surface of the oil tank body, so that the space on the oil tank body is fully utilized, the oil outlet of the oil tank body is communicated with the oil inlet of the filling valve group, the oil outlet of the filling valve group is communicated with the oil inlet of the accumulator, the oil outlet of the accumulator is communicated with the brake mechanism, and when working, hydraulic oil flows into the filling valve group, the hydraulic oil pressure is adjusted in the filling valve group, and then flows to the accumulator, so that the energy is stored by the accumulator. When brake is needed, the accumulator provides power to the brake mechanism to accelerate the brake effect. The oil outlet of the oil tank body is also communicated with the oil inlet of the parking valve group, the oil outlet of the parking valve group is communicated with the parking brake mechanism, and when the vehicle is in a state of maintenance, the parking brake needs to be released, hydraulic oil flows to the parking brake mechanism through the parking valve group, so that the parking brake mechanism is loosened and the wheels can rotate normally. The filling valve group, the parking valve group and the accumulator are integrated on different surfaces of the oil tank body, so that when assembled on the vehicle, the oil tank body can be installed to complete the installation of the filling valve group, the parking valve group and the accumulator, so that the overall installation structure of the vehicle is more simple, the vehicle assembly operation is simplified, and centralized maintenance is facilitated. The operator does not need to maintain the vehicle everywhere, and only needs to arrange wires around the oil tank body to communicate the filling valve group, the parking valve group and the accumulator with the oil tank body, so that the internal circuit of the vehicle is arranged more simply and conveniently, and the later maintenance and repair are facilitated.

[0013] In addition, in order to solve the above problems, the utility model further provides a kind of vehicle hydraulic brake system, including the integrated oil tank described in any one of the above.

[0014] Compared with the prior art, the vehicle hydraulic brake system has the beneficial effects similar to those of the above-mentioned integrated oil tank, which will not be repeated here.

[0015] Optionally, the vehicle hydraulic braking system further comprises a brake braking mechanism, a parking braking mechanism and a hydraulic pump set, the hydraulic pump set is connected between an oil outlet of the integrated oil tank body and an oil inlet of the integrated oil tank liquid filling valve group, the brake braking mechanism is communicated with an energy accumulator oil outlet of the integrated oil tank, and the parking braking mechanism is communicated with a parking valve group oil outlet of the integrated oil tank.

[0016] In addition, in order to solve the above problems, the utility model also provides a vehicle comprising the vehicle hydraulic braking system of any one of the above.

[0017] Compared with the prior art, the vehicle has the same beneficial effects as the vehicle hydraulic braking system, which will not be repeated here. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure schematic view of the integrated oil tank of the utility model embodiment is shown in the figure.

[0019] Figure 2 The structure schematic view of the hydraulic braking system of the utility model embodiment is shown in the figure.

[0020] Figure 3 The structure schematic view of the hydraulic braking system of the utility model embodiment is shown in the figure.

[0021] BRIEF DESCRIPTION OF DRAWINGS

[0022] 1-oil tank body; 21-liquid filling valve group; 22-first bolt; 3-parking valve group; 41-energy accumulator; 42-hoop; 5-manual pump set; 6-parking braking mechanism; 7-brake braking mechanism; 71-brake pedal; 72-brake brake; 8-hydraulic pump set. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model are described in detail below with reference to the drawings.

[0024] It should be noted that in the description of the utility model, the directions or position relationships indicated by "up", "down", "left", "right", "top", "bottom", "front", "back", "inside" and "outside" are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the utility model, and do not indicate or imply that the devices must have a specific direction, be constructed and operated in a specific direction, so it cannot be understood as a limitation on the protection scope of the utility model.

[0025] The terms "first", "second", etc. are used only for the purpose of description and should not be understood as indicating or implying relative importance or implying a number of the technical features indicated. Thus, the features defined with "first", "second" can explicitly or implicitly include at least one of the features.

[0026] Moreover, although the present application is described with reference to particular embodiments in the present application, it should be understood that these embodiments are merely examples of the principles and applications of the present application. Therefore, it should be understood that many modifications can be made to the exemplary embodiments, and other arrangements can be designed without departing from the spirit and scope of the present application as defined in the appended claims. It should be understood that different dependent claims and features herein can be combined in ways not expressly described by the original claims. It should also be understood that features described in connection with individual embodiments can be used in other embodiments.

[0027] To solve the above problems, as shown in Figure 1 and Figure 2 The utility model provides an integrated oil tank, including oil tank body 1, liquid filling valve group 21, parking valve group 3 and energy accumulator 41, liquid filling valve group 21, parking valve group 3 and energy accumulator 41 are connected on different sides of oil tank body 1 respectively, the oil outlet of oil tank body 1 is communicated with the oil inlet of liquid filling valve group 21 and the oil inlet of parking valve group 3 respectively, the oil outlet of liquid filling valve group 21 is communicated with the oil inlet of energy accumulator 41, the oil outlet of energy accumulator 41 is used to be communicated with brake mechanism 7, and the oil outlet of parking valve group 3 is used to be communicated with parking brake mechanism 6.

[0028] In the embodiment, by connecting the liquid filling valve group 21, the parking valve group 3 and the accumulator 41 on different surfaces of the oil tank body 1, for example, connecting the liquid filling valve group 21 on the upper surface of the oil tank body 1, connecting the parking valve group 3 on the front surface of the oil tank body 1, and connecting the accumulator 41 on the left or right surface of the oil tank body 1, the space on the oil tank body 1 is fully utilized, the oil outlet of the oil tank body 1 is communicated with the oil inlet of the liquid filling valve group 21, the oil outlet of the liquid filling valve group 21 is communicated with the oil inlet of the accumulator 41, and the oil outlet of the accumulator 41 is communicated with the brake mechanism 7. In operation, hydraulic oil flows into the liquid filling valve group 21, the hydraulic oil pressure is adjusted in the liquid filling valve group 21, and then flows to the accumulator 41. The accumulator 41 stores energy. When brake is needed, the accumulator 41 provides power to the brake mechanism 7, so as to accelerate the brake effect. The oil outlet of the oil tank body 1 is also communicated with the oil inlet of the parking valve group 3, the oil outlet of the parking valve group 3 is communicated with the parking brake mechanism 6. In the state of vehicle maintenance, when the parking brake needs to be released, hydraulic oil flows to the parking brake mechanism 6 through the parking valve group 3, so as to loosen the parking brake mechanism 6 and make the wheels rotate normally. The utility model integrates the liquid filling valve group 21, the parking valve group 3 and the accumulator 41 on different surfaces of the oil tank body 1. When assembled on the vehicle, the oil tank body 1 is installed, and the installation of the liquid filling valve group 21, the parking valve group 3 and the accumulator 41 is completed at the same time. The overall installation structure of the vehicle is more simple, the vehicle assembly operation is simplified, and centralized maintenance is facilitated. The operator does not need to maintain the vehicle everywhere, and only needs to arrange wires around the oil tank body 1, so as to communicate the liquid filling valve group 21, the parking valve group 3 and the accumulator 41 with the oil tank body 1. The internal circuit arrangement of the vehicle is more simple, and the later maintenance is facilitated.

[0029] Specifically, the brake mechanism 7 includes a brake pedal 71 and a brake 72. The brake pedal 71 is connected to the pipeline connecting the brake 72 and the accumulator 41, and functions as a switch. When brake is needed, the brake pedal 71 is pressed, the accumulator 41 and the brake 72 are communicated, and the accumulator 41 can provide kinetic energy for the brake 72.

[0030] Optionally, as shown in Figure 1 and Figure 2 , the integrated oil tank further includes a manual pump group 5 connected to the oil tank body 1. The manual pump group 5, the liquid filling valve group 21, the parking valve group 3 and the accumulator 41 are connected to different surfaces of the oil tank body 1. The manual pump group 5 is communicated between the oil outlet of the oil tank body 1 and the oil inlet of the parking valve group 3.

[0031] In the embodiment, the manual pump group 5 is connected to the oil tank body 1, and the manual pump group 5 is connected to the filling valve group 21, the parking valve group 3 and the accumulator 41 on different surfaces of the oil tank body 1. For example, the manual pump group 5 is connected to the rear surface of the oil tank body 1, the manual pump group 5 is communicated between the oil outlet of the oil tank body 1 and the oil inlet of the parking valve group 3, and the vehicle is in a maintenance state. When the parking is to be released, the manual pump group 5 is manually pressed to press the hydraulic oil from the oil tank body 1 into the parking valve group 3, the parking valve group 3 supplies oil to the parking brake mechanism 6 to make the parking brake mechanism 6 open, the vehicle is released from the lock, and the manual pump group 5 is directly installed on the oil tank body 1 to directly suck oil from the oil tank body 1, cancel the oil suction pipeline, and make the wiring more simple.

[0032] Specifically, after the vehicle is released from the lock, the hydraulic oil of the parking valve group 3 can flow back to the oil tank body 1 through the manual pump group 5, without the need to set the oil return pipeline, so that the hydraulic brake system wiring is more simple.

[0033] Optionally, as shown in Figure 1 The accumulator 41 is two, and the two accumulators 41 are connected to different surfaces of the oil tank body 1.

[0034] In the embodiment, the two accumulators 41 are connected to the left and right surfaces of the oil tank body 1, respectively, and the two accumulators 41 simultaneously provide kinetic energy for the brake mechanism 7 to accelerate the brake.

[0035] Optionally, as shown in Figure 1 The oil tank body 1, the filling valve group 21, the parking valve group 3 and the accumulator 41 are communicated through a hose.

[0036] In the embodiment, the hose is arranged between the oil tank body 1, the filling valve group 21, the parking valve group 3 and the accumulator 41, so as to facilitate the communication of the oil tank body 1, the filling valve group 21, the parking valve group 3 and the accumulator 41. The hose can adjust the bending angle, so that the communication of the oil tank body 1, the filling valve group 21, the parking valve group 3 and the accumulator 41 is more smooth.

[0037] Optionally, the integrated oil tank further comprises a clamp 42, the clamp 42 is a semicircular structure, two clamps 42 are sleeved on the circumferential surface of the accumulator 41, one end of the two clamps 42 is connected together through a bolt, and the other end of the two clamps 42 is connected to the oil tank body 1 through a bolt.

[0038] In the embodiment, the two clamps 42 are sleeved on the circumferential surface of the energy accumulator 41 by being combined and matched, one end of the two clamps 42 is bolted together, and the other end is bolted to the oil tank body 1, so that the energy accumulator 41 is fixed to the oil tank body 1 and is stable in connection.

[0039] Optionally, as shown in Figure 1 the first threaded hole of the first gasket, and the first bolt 22 is screwed into the first threaded holes of the liquid filling valve group 21, the first gasket and the oil tank body 1 in sequence.

[0040] In the embodiment, the first threaded holes are formed on the liquid filling valve group 21 and the oil tank body 1, the first bolt 22 is screwed into the first threaded holes of the liquid filling valve group 21 and the oil tank body 1, the liquid filling valve group 21 is bolted to the oil tank body 1, the connection structure is stable, and the first gasket with the first threaded hole is arranged between the liquid filling valve group 21 and the oil tank body 1, the first bolt 22 passes through the first threaded hole of the first gasket, and the connection stability of the liquid filling valve group 21 and the oil tank body 1 is enhanced.

[0041] Optionally, the integrated oil tank further comprises a second bolt and a second gasket, the second threaded hole is formed on the manual pump group 5, the second gasket and the oil tank body 1, and the second bolt passes through the second threaded holes of the manual pump group 5, the second gasket and the oil tank body 1 in sequence.

[0042] In the embodiment, the second threaded holes are formed on the manual pump group 5 and the oil tank body 1, the second bolt is screwed into the second threaded holes of the manual pump group 5 and the oil tank body 1, the manual pump group 5 is bolted to the oil tank body 1, the connection structure is stable, and the second gasket with the second threaded hole is arranged between the manual pump group 5 and the oil tank body 1, the second bolt passes through the second threaded hole of the second gasket, and the connection stability of the manual pump group 5 and the oil tank body 1 is enhanced.

[0043] Another embodiment of the utility model provides a kind of vehicle hydraulic brake system, comprising the integrated oil tank described above.

[0044] Compared with prior art, the beneficial effects of the vehicle hydraulic brake system of the embodiment and the beneficial effects of the above integrated oil tank are substantially the same, and will not be repeated here.

[0045] Optionally, as shown in Figure 3As shown, the vehicle hydraulic braking system further comprises a brake braking mechanism 7, a parking braking mechanism 6 and a hydraulic pump set 8, the hydraulic pump set 8 is connected between the oil outlet of the integrated oil tank body 1 and the oil inlet of the liquid filling valve set 21 of the integrated oil tank, the brake braking mechanism 7 is communicated with the oil outlet of the accumulator 41 of the integrated oil tank, and the parking braking mechanism 6 is communicated with the oil outlet of the parking valve set 3 of the integrated oil tank.

[0046] In the embodiment, by arranging the hydraulic pump set 8 between the oil outlet of the oil tank body 1 and the oil inlet of the liquid filling valve set 21, the hydraulic pump set 8 extracts hydraulic oil from the oil tank body 1 to supply the liquid filling valve set 21, the brake braking mechanism 7 is communicated with the oil outlet of the accumulator 41 to facilitate brake braking, and the parking braking mechanism 6 is communicated with the oil outlet of the parking valve set 3 to facilitate the release of the parking braking mechanism 6.

[0047] Specifically, the oil tank body 1 is provided with a plurality of oil outlets, one of which is directly connected to the oil inlet of the manual pump set 5, and the others are connected to the hydraulic pump set 8 through a hose, and the oil outlet of the hydraulic pump set 8 is connected to the oil inlet of the liquid filling valve set 21 through a hose. When installing the components of the hydraulic braking system on the vehicle, the brake pedal 71 of the brake braking mechanism 7 is installed in the cab, the brake actuator 72 of the brake braking mechanism 7 and the parking braking mechanism 6 are installed at the axle position, and the hydraulic pump set 8 is installed together with the integrated oil tank at the rear of the vehicle. The whole hydraulic braking system has simple structure, simple wiring, is convenient to install and maintain.

[0048] Another embodiment of the utility model provides a kind of vehicle, comprising the vehicle hydraulic braking system described above.

[0049] Compared with prior art, the beneficial effects of the vehicle of the embodiment and the beneficial effects of the above vehicle hydraulic braking system are substantially the same, and will not be repeated here.

[0050] Although the utility model discloses as above, the protection scope of the utility model is not limited to this only. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the utility model, and these changes and modifications will fall within the protection scope of the utility model.

Claims

1. An integrated tank characterized in that, The system includes a fuel tank body (1), a filling valve assembly (21), a parking valve assembly (3), and an accumulator (41). The filling valve assembly (21), the parking valve assembly (3), and the accumulator (41) are respectively connected to different sides of the fuel tank body (1). The oil outlet of the fuel tank body (1) is connected to the oil inlet of the filling valve assembly (21) and the oil inlet of the parking valve assembly (3). The oil outlet of the filling valve assembly (21) is connected to the oil inlet of the accumulator (41). The oil outlet of the accumulator (41) is connected to the brake mechanism (7). The oil outlet of the parking valve assembly (3) is connected to the parking brake mechanism (6).

2. The integrated oil tank of claim 1, wherein, It also includes a manual pump assembly (5), which is connected to the fuel tank body (1). The manual pump assembly (5), the filling valve assembly (21), the parking valve assembly (3) and the accumulator (41) are connected to different surfaces of the fuel tank body (1). The manual pump assembly (5) is connected between the oil outlet of the fuel tank body (1) and the oil inlet of the parking valve assembly (3).

3. The integrated fuel tank according to claim 1, characterized in that, There are two accumulators (41), and the two accumulators (41) are respectively connected to different surfaces of the oil tank body (1).

4. The integrated fuel tank according to claim 1, characterized in that, The fuel tank body (1), the filling valve group (21), the parking valve group (3) and the accumulator (41) are all connected by hoses.

5. The integrated fuel tank according to claim 1, characterized in that, It also includes clamps (42), which are semi-circular structures. Two clamps (42) are fitted together on the circumferential surface of the accumulator (41). One end of the two clamps (42) is connected together by bolts, and the other end of the two clamps (42) is connected to the tank body (1) by bolts.

6. The integrated fuel tank according to claim 1, characterized in that, It also includes a first bolt (22) and a first gasket. The filling valve assembly (21), the first gasket and the oil tank body (1) are all provided with first threaded holes. The first bolt (22) is screwed into the first threaded holes on the filling valve assembly (21), the first gasket and the oil tank body (1) in sequence.

7. The integrated fuel tank according to claim 2, characterized in that, It also includes a second bolt and a second washer. The manual pump assembly (5), the second washer and the oil tank body (1) are all provided with second threaded holes. The second bolt passes through the second threaded holes on the manual pump assembly (5), the second washer and the oil tank body (1) in sequence.

8. A vehicle hydraulic braking system, characterized in that, Includes the integrated fuel tank as described in any one of claims 1 to 7.

9. The vehicle hydraulic braking system according to claim 8, characterized in that, It also includes a brake mechanism (7), a parking brake mechanism (6), and a hydraulic pump assembly (8). The hydraulic pump assembly (8) is connected between the oil outlet of the oil tank body (1) of the integrated oil tank and the oil inlet of the filling valve assembly (21) of the integrated oil tank. The brake mechanism (7) is connected to the oil outlet of the accumulator (41) of the integrated oil tank, and the parking brake mechanism (6) is connected to the oil outlet of the parking valve assembly (3) of the integrated oil tank.

10. A vehicle, characterized in that, Includes the vehicle hydraulic braking system as described in any one of claims 8 to 9.

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