Automobile steering hydraulic system valve assembly capable of being rapidly disassembled and assembled

Abstract

The utility model discloses an automobile steering hydraulic system valve assembly capable of being quickly disassembled and assembled, which comprises a hydraulic steering gear box, the top of the hydraulic steering gear box is fixedly connected with a butt joint seat, a steering control valve is arranged at the top of the butt joint seat, and the lower end of the steering control valve is movably connected with a thread bushing. The lower end of the threaded sleeve inner cavity is in threaded connection with the upper end of the outer surface of the butt-joint base. Through the arrangement of the threaded sleeve, a worker can conveniently lock and install the steering control valve and the butt joint seat at the top of the hydraulic steering gear box, so that the steering control valve is prevented from falling off from the top of the butt joint seat, and meanwhile, through the arrangement of the fixing block, the fixing shaft, the operating rod, the clamping block and the clamping groove, the steering control valve can be conveniently fixed. The rotating direction between the threaded sleeve and the butt joint base can be limited and fixed, the situation that after installation is completed, due to the fact that the threaded sleeve is stressed to rotate, the steering control valve and the butt joint base are loosened is avoided, and meanwhile personnel can conveniently and rapidly disassemble the steering control valve.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile parts, concretely to a quick dismountable automobile steering hydraulic system valve assembly. BACKGROUND

[0002] The steering control valve in the automobile steering hydraulic system is a valve assembly for steering control, and its role in the automobile hydraulic steering system mainly includes controlling the flow direction and flow rate of pressure oil and ensuring that the steering system can work according to the intention of the driver, directly affecting the steering performance and safety of the automobile. In actual use, the valve assembly may need to be repaired or replaced due to wear and tear, failure, etc.

[0003] However, the steering control valve in the current automobile steering hydraulic system is mostly installed and fixed between the bolt and the hydraulic directional machine. When it needs to be disassembled due to failure and damage, personnel usually need to use tools to do so. Moreover, the personnel may cause the tool to slip on the surface of the bolt during disassembly due to the over-tightening of the bolt, thereby increasing the difficulty of personnel disassembly work. SUMMARY

[0004] The utility model aims at providing a quick dismountable automobile steering hydraulic system valve assembly, which has the advantages of facilitating personnel to quickly dismount the steering control valve, being convenient and fast to operate, and improving the operation efficiency of personnel.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a quick dismountable automobile steering hydraulic system valve assembly, comprising a hydraulic directional machine, the top of the hydraulic directional machine is fixedly connected with a butt joint seat, the top of the butt joint seat is placed with a steering control valve, the lower end of the steering control valve is movably connected with a threaded sleeve, the lower end of the inner cavity of the threaded sleeve is screwed to the upper end of the outer surface of the butt joint seat, the upper end of the outer surface of the butt joint seat and below the threaded sleeve is provided with a clamping groove, the two ends of the top of the threaded sleeve are fixedly connected with a fixed block, the number of the fixed block is four, the surfaces of two fixed blocks are fixedly connected with a fixed shaft, the two ends of the fixed shaft are movably connected with a control rod, the middle end of the control rod is fixedly connected with a clamping block, the surface of the clamping block is movably connected to the surface of the clamping groove.

[0006] As a preferred scheme, the middle end of the fixed shaft and the upper end of the control rod are fixedly connected with a pressure torsion spring, and the shape of the control rod is L-shaped.

[0007] As a preferred scheme, the two sides of the threaded sleeve are fixedly connected with an elastic clamping plate, the surface of the control rod is movably connected to the inner cavity of the elastic clamping plate, the two sides of the inner cavity of the elastic clamping plate are fixedly connected with a limiting clamping block, and the surface of the limiting clamping block is movably connected to the surface of the control rod.

[0008] As a preferred scheme, the elastic clamping plate is in a U shape.

[0009] As a preferred scheme, positioning pin holes are arranged around the bottom of the steering control valve, and positioning pin columns are fixedly connected around the top of the docking seat, and the surfaces of the positioning pin columns are movably connected to the surfaces of the positioning pin holes.

[0010] As a preferred scheme, a rubber sealing gasket is fixedly installed on the top of the docking seat, and the top of the rubber sealing gasket is in contact with the bottom of the steering control valve.

[0011] As a preferred scheme, the number of the clamping grooves is twenty-four.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a through the setting of the threaded sleeve, personnel can be locked and installed between the steering control valve and the docking seat of the hydraulic direction machine top, prevent the steering control valve from falling off from the top of the docking seat, through the setting of the fixed block, fixed shaft, operating lever, clamping block and clamping groove, the rotation direction between the threaded sleeve and the docking seat can be fixed in position, prevent the steering control valve and the docking seat from being loose after installation due to the stress rotation of the threaded sleeve, personnel can be conveniently and quickly disassembled to the steering control valve, and the disassembly and installation process can be carried out without the aid of tools, the time required for personnel to disassemble a plurality of bolts is saved, convenient and fast operation is achieved, and the efficiency of personnel maintenance operation is effectively improved.

[0014] 2、The utility model discloses a through the setting of the pressure torsion spring, can produce certain pressure to the operating lever in the process of placing, and through the setting of the elastic clamping plate and the limiting clamping block, the operating lever can be positioned to a certain extent, and the probability that the operating lever rotates under non-personnel operation is avoided, through the setting of the positioning pin hole and the positioning pin column, the steering control valve and the docking seat can be positioned during the docking installation between the steering control valve and the docking seat, the steering control valve and the docking seat are avoided from being deviated, through the setting of the rubber sealing gasket, the sealing property of the connection between the steering control valve and the docking seat is effectively improved. ACCURACY OF DRAWINGS

[0015] Figure 1 It is the utility model three-dimensional view;

[0016] Figure 2 It is the docking seat bottom structure schematic diagram of the utility model;

[0017] Figure 3 It is the threaded sleeve front sectional view structure schematic diagram of the utility model;

[0018] Figure 4 The utility model discloses Figure 1 The utility model discloses

[0019] In the figure: 1, steering control valve, 2, fixed block, 3, limit card block, 4, elastic card board, 5, operating rod, 6, butt joint seat, 7, hydraulic direction machine, 8, threaded sleeve, 9, clamping block, 10, clamping groove, 11, positioning pin hole, 12, positioning pin column, 13, rubber sealing gasket, 14, pressure torsion spring, 15, fixed axle. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0021] Secondly, "an embodiment" or "embodiments" referred to here means that specific features, structures or characteristics can be included in at least one implementation of the utility model. "In an embodiment" appearing in different places in the specification does not mean the same embodiment, and is not an embodiment that is single or alternative to other embodiments.

[0022] Embodiment one:

[0023] Please refer to Figures 1-4 As shown in the figure, the utility model provides a quick detachable automobile steering hydraulic system valve assembly, including hydraulic direction machine 7, the top of hydraulic direction machine 7 is fixedly connected with butt joint seat 6, the top of butt joint seat 6 is placed with steering control valve 1, the lower end of steering control valve 1 is movably connected with threaded sleeve 8, the lower end of threaded sleeve 8 inner chamber is screwed on the upper end of the outer surface of butt joint seat 6, the upper end of the outer surface of butt joint seat 6 and located below threaded sleeve 8 is equipped with clamping groove 10, the both ends of threaded sleeve 8 top are all fixedly connected with fixed block 2, the number of fixed block 2 is four, the surface between two fixed blocks 2 is fixedly connected with fixed axle 15, the both ends of fixed axle 15 are movably connected with operating rod 5, the middle end of operating rod 5 is fixedly connected with clamping block 9, the surface of clamping block 9 is movably connected to the surface of clamping groove 10.

[0024] The threaded sleeve 8 is arranged, so that personnel can lock and install the steering control valve 1 and the butt joint seat 6 at the top of the hydraulic steering gear 7, to prevent the steering control valve 1 from falling off the top of the butt joint seat 6, and the fixed block 15, the fixed shaft 2, the operating rod 5, the clamping block 9 and the clamping groove 10 are arranged to limit and fix the rotation direction between the threaded sleeve 8 and the butt joint seat 6, to prevent loosening between the steering control valve 1 and the butt joint seat 6 due to the rotation of the threaded sleeve 8 under stress after installation, facilitate personnel to quickly disassemble the steering control valve 1, and the disassembly and installation process can be performed without the aid of tools, saving the time required for personnel to disassemble multiple bolts, convenient and fast operation, and effectively improving the efficiency of personnel maintenance work.

[0025] It should be noted that the steering control valve 1 and the hydraulic steering gear 7 are important components in the automobile steering hydraulic system, the steering control valve 1 is the "control center" of the hydraulic steering gear 7, and directly determines the distribution logic of the hydraulic oil, and the hydraulic steering gear 7 integrates the hydraulic pump, the power cylinder and other components, and converts the actual steering action according to the hydraulic oil distribution mode of the steering control valve 1.

[0026] Example two:

[0027] Based on example one, the utility model discloses as shown in Figures 1-4 The middle end of the fixed shaft 15 is fixedly connected with the upper end of the operating rod 5, the operating rod 5 is L-shaped, the two sides of the threaded sleeve 8 are fixedly connected with the elastic clamping plates 4, the surface of the operating rod 5 is movably connected to the inner cavity of the elastic clamping plate 4, the two sides of the inner cavity of the elastic clamping plate 4 are fixedly connected with the limiting clamping blocks 3, the surface of the limiting clamping block 3 is movably connected to the surface of the operating rod 5, the elastic clamping plate 4 is U-shaped, the bottom of the steering control valve 1 is provided with twenty-four positioning pin holes 11, the top of the butt joint seat 6 is fixedly connected with the positioning pin columns 12, the surface of the positioning pin column 12 is movably connected to the surface of the positioning pin hole 11, the top of the butt joint seat 6 is fixedly installed with the rubber sealing gasket 13, the top of the rubber sealing gasket 13 is in contact with the bottom of the steering control valve 1, and the number of the clamping grooves 10 is twenty-four.

[0028] The present technical scheme, through the setting of the pressure spring 14, can generate certain pressure on the operating rod 5 during the placement of the operating rod 5, and through the setting of the elastic clamping plate 4 and the limiting clamping block 3, the operating rod 5 can be limited, thereby avoiding the probability of rotation of the operating rod 5 under non-personnel operation, through the setting of the positioning pin hole 11 and the positioning pin column 12, the positioning can be performed during the butt joint installation between the steering control valve 1 and the butt joint seat 6, thereby avoiding the deviation between the steering control valve 1 and the butt joint seat 6, and through the setting of the rubber sealing gasket 13, the sealing between the steering control valve 1 and the butt joint seat 6 is effectively improved.

[0029] The working principle of the utility model is: through the setting of the threaded sleeve 8, personnel can conveniently lock and install the steering control valve 1 and the butt joint seat 6 at the top of the hydraulic steering machine 7, so as to prevent the steering control valve 1 from falling off from the top of the butt joint seat 6, and through the setting of the fixing block 15, the fixing shaft 2, the operating rod 5, the clamping block 9 and the clamping groove 10, the rotating direction between the threaded sleeve 8 and the butt joint seat 6 can be limited and fixed, thereby avoiding the loosening between the steering control valve 1 and the butt joint seat 6 due to the stress rotation of the threaded sleeve 8 after installation, and when personnel need to disassemble the steering control valve 1, the limiting clamping block 3 and the elastic clamping plate 4 are moved, so that the limiting clamping block 3 can be separated from the surface of the operating rod 5, the operating rod 5 is rotated along the surface of the fixing shaft 15, the clamping block 9 is separated from the surface of the clamping groove 10, personnel can push the operating rod 5 to drive the threaded sleeve 8 to rotate through the fixing shaft 15 and the fixing block 2, so that the threaded sleeve 8 can be gradually separated from the threaded surface on the butt joint seat 6 under the action of rotation, and then personnel can disassemble and remove the steering control valve 1 from the top of the butt joint seat 6.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, and are not limited to the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the essence and scope of the technical solutions of the utility model.

Claims

1. A quick detachable valve assembly for a hydraulic steering system of a vehicle comprising a hydraulic steering gear (7) characterized in that: The top of the hydraulic direction machine (7) is fixedly connected with a docking seat (6), the top of the docking seat (6) is placed with a steering control valve (1), the lower end of the steering control valve (1) is movably connected with a threaded sleeve (8), the lower end of the inner cavity of the threaded sleeve (8) is threadedly connected to the upper end of the outer surface of the docking seat (6), the upper end of the outer surface of the docking seat (6) and below the threaded sleeve (8) is provided with a clamping groove (10), the top of the threaded sleeve (8) is fixedly connected with a fixed block (2) at both ends, the number of the fixed block (2) is four, the surfaces of two fixed blocks (2) are fixedly connected with a fixed shaft (15), the both ends of the fixed shaft (15) are movably connected with a operating lever (5), the middle end of the operating lever (5) is fixedly connected with a clamping block (9), the surface of the clamping block (9) is movably connected to the surface of the clamping groove (10).

2. The quick detachable valve assembly of a hydraulic power steering system of a vehicle as claimed in claim 1 wherein: The middle end of the fixed shaft (15) and the upper end of the operating lever (5) are fixedly connected with a pressure torsion spring (14), the shape of the operating lever (5) is L-shaped.

3. The quick detachable valve assembly of claim 1, wherein: Both sides of the threaded sleeve (8) are fixedly connected with an elastic clamping plate (4), the surface of the operating lever (5) is movably connected to the inner cavity of the elastic clamping plate (4), both sides of the inner cavity of the elastic clamping plate (4) are fixedly connected with a limiting clamping block (3), the surface of the limiting clamping block (3) is movably connected to the surface of the operating lever (5).

4. The quick detachable valve assembly of claim 3, wherein: The shape of the elastic clamping plate (4) is U-shaped.

5. The quick disconnect valve assembly of claim 1, wherein: The bottom of the steering control valve (1) is provided with a positioning pin hole (11) around, the top of the docking seat (6) is fixedly connected with a positioning pin column (12) around, the surface of the positioning pin column (12) is movably connected to the surface of the positioning pin hole (11).

6. The quick disconnect valve assembly of claim 1, wherein: The top of the docking seat (6) is fixedly installed with a rubber sealing gasket (13), the top of the rubber sealing gasket (13) contacts the bottom of the steering control valve (1).

7. The quick disconnect valve assembly of claim 1, wherein: The number of the clamping groove (10) is twenty-four.

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