Independent suspension damping structure of mining vehicle
By designing an independent suspension and shock absorption structure for mining vehicles and utilizing buffer and damping mechanisms to achieve multi-level buffering and shock absorption, the problem of bumpy rides for mining vehicles under complex road conditions in mines has been solved, improving vehicle stability and transportation efficiency.
Patent Information
- Application Number
- CN202511145762.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-08-15
- Publication Date
- 2025-10-24
AI Technical Summary
Mining vehicles become unstable due to bumps and jolting in complex mining conditions, and existing shock absorption structures are ineffective.
Design an independent suspension damping structure for mining vehicles, including a buffer mechanism and a damping mechanism. Utilize components such as springs, airbags, screws, and ball bearings to achieve multi-stage buffering and damping, and adjust the stiffness to adapt to different road conditions.
It effectively reduces the impact of vibration during bumpy rides, improves vehicle stability, achieves multi-level buffering and shock absorption, adapts to different road conditions, avoids the influence of screw rotation, and improves transportation efficiency.
Smart Images
Figure CN120828847A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application belongs to the technical field of damping structures, and particularly relates to an independent suspension damping structure of a mine vehicle. BACKGROUND
[0002] The mine vehicle (a trolley) is a material transportation equipment specially designed for mine operation, and a core function thereof is to efficiently transfer ores, gangues, equipment and consumables and other materials in underground tunnels, open mine fields and other scenes. The structure thereof is usually solid and impact-resistant, and the chassis is low and stable, so as to adapt to the narrow space, bumpy road and harsh environment of high dust and high humidity in mines. Common types include a manual mine trolley (which needs to be manually pushed) and a motorized mine trolley (which is driven by relying on an electric motor or a diesel engine), and the mine vehicle is a key auxiliary equipment for ensuring continuous mine exploitation and improving transportation efficiency.
[0003] At present, the mine trolley is inconvenient to buffer and damp during movement in the process of use due to complex mine site road conditions and is subjected to bumps due to uneven ground, which affects the stability of the vehicle during use. Therefore, it is necessary to design an independent suspension damping structure of a mine vehicle. SUMMARY
[0004] The purpose of the application is to provide an independent suspension damping structure of a mine vehicle to solve the above problems and solve the problems mentioned in the background.
[0005] In order to solve the above problems, the application provides a technical scheme: An independent suspension damping structure of a mine vehicle, comprising a base, two symmetrically distributed fixing seats are fixedly connected to the front and rear ends of the base, a guide rod is slidably sleeved in the fixing seat, a support block is fixedly connected to the bottom of the guide rod, a wheel frame is fixedly connected to the bottom of the support block, a moving wheel is rotatably connected in the wheel frame, a support seat is slidably sleeved in the base, a storage groove is in contact with the top of the support seat, a plurality of uniformly distributed mounting seats are fixedly connected to the outer side of the storage groove, the mounting seats are fixedly installed with the support seat, a handrail is fixedly connected to the right end of the base, a buffer mechanism is arranged on the support seat, and a damping mechanism is arranged on the fixing seat.
[0006] As a preferred, the buffer mechanism comprises two symmetrical articulated rods, the lower end of the support seat is hinged with two symmetrical articulated rods, the other end of the articulated rod is hinged with a sliding seat, the sliding seat is slidingly connected with the base, the inside of the sliding seat is slidingly sleeved with a guide column, the outside of the guide column is provided with a first spring, the left and right ends of the guide column are both fixedly connected with a fixed block, the fixed block is fixedly connected with the base, the bottom of the support seat is fixedly connected with a plurality of evenly distributed connecting rods, the outside of the connecting rod is slidingly sleeved with a connecting sleeve, the connecting sleeve is fixedly connected with the base, the bottom of the connecting rod is fixedly connected with a connecting block, the connecting block is slidingly connected with the connecting sleeve, the outside of the connecting block is fixedly sleeved with a sealing sleeve, the sealing sleeve is slidingly connected with the connecting sleeve, the inside of the connecting sleeve and the upper part of the connecting block are filled with nitrogen, the left end of the connecting sleeve is provided with a gas valve, the lower end of the support seat and between the two articulated rods is fixedly connected with a pressing block, the lower end of the pressing block is fixedly connected with an air bag, the lower end of the air bag is fixedly connected with a top block, and the top block is fixedly connected with the base. By designing the buffer mechanism, the movement of the moving wheel can be independently buffered and damped.
[0007] As a preferred, one end of the first spring is fixedly connected with the sliding seat, and the other end of the first spring is fixedly connected with the fixed block. By designing the first spring, the force of the first spring can act on the sliding seat.
[0008] As a preferred, the outside of the connecting rod is slidingly sleeved with a sealing ring, and the sealing ring is fixedly connected with the connecting sleeve. By designing the sealing ring, the connecting rod and the connecting sleeve can be connected. The sealing ring is connected.
[0009] As a preferred, the damping mechanism comprises a support sleeve, the inside of the fixed seat is fixedly sleeved with a support sleeve, the inside of the support sleeve is slidingly sleeved with a support rod, the support rod is fixedly connected with a support block, the inside of the support rod is slidingly connected with a sliding block, the sliding block is fixedly connected with the support sleeve, the inside of the support rod is movably sleeved with a screw rod, the outside of the screw rod is provided with a second spring, the screw rod is rotatably connected with the support sleeve through a bearing, the top of the screw rod is fixedly connected with a handle, the outside of the screw rod is connected with a moving block through threads, the moving block is slidingly connected with the support sleeve, the left and right ends of the moving block are both fixedly connected with a guide block, the guide block is slidingly connected with the support sleeve, a plurality of annular and evenly distributed clamping grooves are formed in the inside of the screw rod, two of the clamping grooves are movably sleeved with a clamping ball, the outside of the clamping ball is movably sleeved with a limiting seat, the limiting seat is fixedly connected with the support sleeve, the limiting seat is movably connected with the screw rod, the limiting seat is in contact with the moving block, the outside of the clamping ball is movably sleeved with a push block, the push block is slidingly connected with the support sleeve, the outside of the push block is fixedly connected with a sliding rod, the sliding rod is slidingly connected with the limiting seat, and the outside of the sliding rod is provided with a third spring. By designing the damping mechanism, the object slot can be buffered and damped.
[0010] As preferred, one end of the second spring is fixedly connected with the moving block, and the other end of the second spring is fixedly connected with the supporting rod. The second spring is designed so that the force of the second spring can act on the moving block.
[0011] As preferred, an inner part of the supporting sleeve is provided with a guide groove, and a guide block is slidably connected in the guide groove. The guide groove is designed so that the guide block can slide in the guide groove.
[0012] As preferred, one end of the third spring is fixedly connected with the pushing block, and the other end of the third spring is fixedly connected with the limiting seat. The third spring is designed so that the force of the third spring can act on the pushing block.
[0013] The present application relates to a kind of independent suspension damping structures of mine vehicle, with the characteristics of wheel independent damping buffering and multistage buffering damping, compared with the independent suspension damping structure of traditional mine vehicle in specific use, the independent suspension damping structure of mine vehicle has the following beneficial effects: Firstly, by the effect of moving wheel, the moving work of the overall structure can be realized, when jolt occurs during moving, supporting rod will relatively slide with supporting sleeve and screw rod, supporting rod will extrude second spring, and under the elastic action of second spring, vibration force can be buffered, the influence of jolt can be reduced, by the thread cooperation of screw rod and moving block, when rotating handle drives screw rod to rotate, the thread movement of moving block can be realized, moving block can adjust the compression amount of second spring in supporting sleeve, and then the purpose of adjusting hardness during buffering and damping can be achieved, the applicability is improved, and under the plug cooperation of ball and slot, screw rod in static state can be limited and locked, the influence of screw rod self-rotation on fixed position of moving block caused by vibration can be avoided. Secondly, by the effect of placing groove, the transported article can be transported, when jolt occurs, supporting seat and pressing block can be driven to move down by placing groove, pressing block can press down air bag, and the vibration of placing groove can be buffered and damped, and articulated rod can also push slide to move and extrude first spring, a multistage buffering and damping purpose of jolt can be achieved, and when supporting seat moves down, connecting rod and connecting block can also move down along with connecting sleeve, and when buffering and damping, connecting block can extrude and compress the nitrogen stored in connecting sleeve when supporting seat rebounds under the rebound force of first spring and air bag, a force unloading buffering purpose of rebound force can be achieved, the situation of unstable rebound caused by rebound force during buffering and damping can be effectively reduced. BRIEF DESCRIPTION OF DRAWINGS
[0014] For easy description, the present application is described in detail by the following specific implementation and drawings.
[0015] Figure 1 It is a three-dimensional diagram of the overall structure of the present invention; Figure 2 For the present invention Figure 1 A three-dimensional cross-sectional view of the local structure of the base; Figure 3 For the present invention Figure 2 A magnified view of point A; Figure 4 For the present invention Figure 2 A front sectional view of the connecting sleeve; Figure 5 For the present invention Figure 1 A front sectional view of a fixing seat; Figure 6 For the present invention Figure 5 Enlarged view of point A.
[0016] In the figure: 1, base; 2, fixed seat; 3, guide rod; 4, support block; 5, wheel frame; 6, moving wheel; 7, support seat; 8, buffer mechanism; 9, shock absorption mechanism; 10, storage slot; 11, mounting seat; 12, handrail; 81, hinged rod; 82, slide seat; 83, guide column; 84, first spring; 85, fixed block; 86, connecting rod; 87, connecting sleeve; 88, sealing ring; 89, connecting block; 8 91. Sealing sleeve; 892. Air valve; 893. Pressure block; 894. Air bag; 895. Ejector block; 91. Support sleeve; 92. Support rod; 93. Slider; 94. Screw; 95. Second spring; 96. Moving block; 97. Guide block; 98. Guide groove; 99. Handle; 991. Slot; 992. Card ball; 993. Limit seat; 994. Push block; 995. Slide rod; 996. Third spring. DETAILED DESCRIPTION
[0017] like Figures 1-6 As shown, this specific embodiment adopts the following technical solutions: Example
[0018] A mining vehicle independent suspension shock absorption structure includes a base 1, wherein the front and rear ends of the base 1 are fixedly connected to two symmetrically distributed fixed seats 2, the internal sliding sleeve of the fixed seat 2 is connected to a guide rod 3, the bottom of the guide rod 3 is fixedly connected to a support block 4, the bottom of the support block 4 is fixedly connected to a wheel frame 5, the internal rotation of the wheel frame 5 is connected to a moving wheel 6, the internal sliding sleeve of the base 1 is connected to a support seat 7, the top of the support seat 7 contacts a storage groove 10, the outer side of the storage groove 10 is fixedly connected to a plurality of evenly distributed mounting seats 11, the mounting seats 11 are fixedly installed with the support seat 7, the right end of the base 1 is fixedly connected to an armrest 12, a buffer mechanism 8 is provided on the support seat 7, and a shock absorbing mechanism 9 is provided on the fixed seat 2.
[0019] The buffering mechanism 8 comprises articulated rods 81, the lower end of the support base 7 is articulated with two symmetrical articulated rods 81, the other end of the articulated rod 81 is articulated with a sliding seat 82, the sliding seat 82 is in sliding connection with the base 1, the inside of the sliding seat 82 is slidingly sleeved with a guide column 83, the outer side of the guide column 83 is provided with a first spring 84, one end of the first spring 84 is fixedly connected with the sliding seat 82, the other end of the first spring 84 is fixedly connected with a fixed block 85, the first spring 84 is designed so that the force of the first spring 84 can act on the sliding seat 82, the left and right ends of the guide column 83 are fixedly connected with fixed blocks 85, the fixed blocks 85 are fixedly connected with the base 1, the bottom of the support base 7 is fixedly connected with a plurality of uniformly distributed connecting rods 86, the outer side of the connecting rod 86 is slidingly sleeved with a connecting sleeve 87, the connecting sleeve 87 is fixedly connected with the base 1, the outer side of the connecting rod 86 is slidingly sleeved with a sealing ring 88, the sealing ring 88 is fixedly connected with the connecting sleeve 87, the sealing ring 88 is designed to seal the connecting rod 86 and the connecting sleeve 87, the bottom of the connecting rod 86 is fixedly connected with a connecting block 89, the connecting block 89 is in sliding connection with the connecting sleeve 87, the outer side of the connecting block 89 is fixedly sleeved with a sealing sleeve 891, the sealing sleeve 891 is in sliding connection with the connecting sleeve 87, the inside of the connecting sleeve 87 and the upper part of the connecting block 89 are filled with nitrogen, the left end of the connecting sleeve 87 is provided with a gas valve 892, the lower end of the support base 7 and between the two articulated rods 81 is fixedly connected with a pressing block 893, the lower end of the pressing block 893 is fixedly connected with an air bag 894, the lower end of the air bag 894 is fixedly connected with a top block 895, the top block 895 is fixedly connected with the base 1, the buffering mechanism 8 is designed to independently buffer and absorb the movement of the moving wheel 6.
[0020] The damping mechanism 9 comprises a supporting sleeve 91, the inside of the fixed sleeve of the fixed seat 2 is sleeved with the supporting sleeve 91, the inside of the supporting sleeve 91 is sleeved with a supporting rod 92, the supporting rod 92 is fixedly connected with the supporting block 4, the inside of the supporting rod 92 is slidably connected with a sliding block 93, the sliding block 93 is fixedly connected with the supporting sleeve 91, the inside of the supporting rod 92 is movably sleeved with a screw rod 94, the outside of the screw rod 94 is provided with a second spring 95, one end of the second spring 95 is fixedly connected with a moving block 96, the other end of the second spring 95 is fixedly connected with the supporting rod 92, the second spring 95 is designed to enable the force of the second spring 95 to act on the moving block 96, the screw rod 94 is rotatably connected with the supporting sleeve 91 through a bearing, the top of the screw rod 94 is fixedly connected with a handle 99, the outside of the screw rod 94 is connected with the moving block 96 through threads, the moving block 96 is slidably connected with the supporting sleeve 91, the left and right ends of the moving block 96 are both fixedly connected with guide blocks 97, the guide blocks 97 are slidably connected with the supporting sleeve 91, the inside of the supporting sleeve 91 is provided with guide grooves 98, the guide grooves 98 are slidably connected with the guide blocks 97, the guide grooves 98 are designed to enable the guide blocks 97 to slide in the guide grooves 98, the inside of the screw rod 94 is provided with a plurality of annular and uniformly clamping grooves 991, the inside of two of the clamping grooves 991 is movably sleeved with clamping balls 992, the outside of the clamping balls 992 is movably sleeved with limiting seats 993, the limiting seats 993 are fixedly connected with the supporting sleeve 91, the limiting seats 993 are movably connected with the screw rod 94, the limiting seats 993 are in contact with the moving block 96, the outside of the clamping balls 992 is movably sleeved with push blocks 994, the push blocks 994 are slidably connected with the supporting sleeve 91, the outside of the push blocks 994 is fixedly connected with slide rods 995, the slide rods 995 are slidably connected with the limiting seats 993, the outside of the slide rods 995 is provided with third springs 996, one end of the third springs 996 is fixedly connected with the push blocks 994, the other end of the third springs 996 is fixedly connected with the limiting seats 993, the third springs 996 are designed to enable the force of the third springs 996 to act on the push blocks 994, the damping mechanism 9 is designed to buffer and dampen the object groove 10.
[0021] The use state of the application is: when in use, the object groove 10 can be used to transport the to-be-transported objects, and the whole structure of the base 1 can be moved by pushing the handrails 12 and relying on the rotation of the moving wheels 6. When jolting occurs during movement, the moving wheels 6 drive the wheel frames 5 and the supporting blocks 4 to move upwards, the supporting blocks 4 drive the supporting rods 92 to move upwards along the supporting sleeves 91 and the screw rods 94, the supporting rods 92 slide relative to the sliding blocks 93, and the supporting rods 92 press the second springs 95, which can buffer the vibration force under the action of the second springs 95, thereby reducing the vibration influence when jolting.
[0022] When the handle 99 is rotated, the handle 99 can drive the screw rod 94 to rotate, and through the threaded cooperation between the screw rod 94 and the moving block 96, the moving block 96 is driven to perform threaded movement, and the moving block 96 can drive the guide block 97 to slide along the guide groove 98; the moving block 96 is lowered to press the second spring 95, so that the purpose of adjusting the hardness during the buffering and damping is achieved, and the applicability is improved. When the screw rod 94 rotates, the arc surface of the clamping groove 991 in the screw rod 94 can extrude and push the clamping ball 992, the clamping ball 992 can roll into the limiting seat 993, the clamping ball 992 can push the push block 994 to move horizontally, the push block 994 drives the sliding rod 995 to move, the push block 994 can extrude and push the third spring 996, and when the screw rod 94 is stationary, the third spring 996 can generate a reverse thrust on the push block 994, so that the clamping ball 992 is pushed into another clamping groove 991, and the screw rod 94 in the stationary state is limited and locked, so that the influence of the self-rotation of the screw rod 94 on the fixed position of the moving block 96 is avoided when the vibration occurs.
[0023] When the vibration occurs, the support seat 7 can be driven by the support seat 7 to move downward, the support seat 7 can drive the pressing block 893 to move downward to press the air bag 894, the vibration suffered by the storage groove 10 can be buffered and damped, and when the support seat 7 moves downward, the hinged rod 81 is also pushed to deflect, the hinged rod 81 pushes the sliding seat 82 to slide horizontally along the guide column 83, the sliding seat 82 can extrude the first spring 84, and the first spring 84 can buffer the vibration suffered by the storage groove 10 under the elastic action, so that the vibration of the storage groove 10 is buffered and damped in multiple stages. When the support seat 7 moves downward, the support seat 7 also drives the connecting rod 86 and the connecting block 89 to slide along the connecting sleeve 87, and when the support seat 7 is rebounded by the first spring 84 and the air bag 894 during the buffering and damping, the connecting block 89 can extrude and compress the nitrogen gas stored in the connecting sleeve 87, so that the rebound force is unloaded and buffered, and the rebound instability caused by the rebound force during the buffering and damping can be effectively reduced.
[0024] The basic principles and main features of the application are shown and described, and the advantages of the application are shown and described, and the skilled in the art should understand that the application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification only illustrate the principles of the application, and various changes and improvements can be made without departing from the spirit and scope of the application, and these changes and improvements all fall within the scope of the application, and the scope of protection of the application is defined by the appended claims and their equivalents.
Claims
1. An independent suspension damping structure of a mine vehicle comprising a base (1), characterized in that: The front and rear ends of the base (1) are fixedly connected with two symmetrically distributed fixing seats (2), the inside of the fixing seat (2) is slidably sleeved with a guide rod (3), the bottom of the guide rod (3) is fixedly connected with a supporting block (4), the bottom of the supporting block (4) is fixedly connected with a wheel frame (5), the inside of the wheel frame (5) is rotatably connected with a moving wheel (6), the inside of the base (1) is slidably sleeved with a supporting seat (7), the top of the supporting seat (7) is in contact with a storage groove (10), the outside of the storage groove (10) is fixedly connected with a plurality of evenly distributed mounting seats (11), the mounting seat (11) is fixedly installed with the supporting seat (7), the right end of the base (1) is fixedly connected with a handrail (12), the supporting seat (7) is provided with a buffer mechanism (8), and the fixing seat (2) is provided with a damping mechanism (9).
2. The independent suspension and damping structure of a mine vehicle according to claim 1, characterized in that: The buffer mechanism (8) comprises a hinged rod (81), the lower end of the supporting seat (7) is hingedly connected with two symmetrically distributed hinged rods (81), the other end of the hinged rod (81) is hingedly connected with a sliding seat (82), the sliding seat (82) is slidably connected with the base (1), the inside of the sliding seat (82) is slidably sleeved with a guide column (83), the outside of the guide column (83) is provided with a first spring (84), the left and right ends of the guide column (83) are fixedly connected with a fixed block (85), the fixed block (85) is fixedly connected with the base (1), the bottom of the supporting seat (7) is fixedly connected with a plurality of evenly distributed connecting rods (86), the outside of the connecting rod (86) is slidably sleeved with a connecting sleeve (87), the connecting sleeve (87) is fixedly connected with the base (1), the bottom of the connecting rod (86) is fixedly connected with a connecting block (89), the connecting block (89) is slidably connected with the connecting sleeve (87), the outside of the connecting block (89) is fixedly sleeved with a sealing sleeve (891), the sealing sleeve (891) is slidably connected with the connecting sleeve (87), the inside of the connecting sleeve (87) and the upper part of the connecting block (89) are filled with nitrogen, the left end of the connecting sleeve (87) is provided with an air valve (892), the lower end of the supporting seat (7) and between the two hinged rods (81) is fixedly connected with a pressing block (893), the lower end of the pressing block (893) is fixedly connected with an air bag (894), the lower end of the air bag (894) is fixedly connected with a top block (895), and the top block (895) is fixedly connected with the base (1).
3. The independent suspension and damping structure of a mine vehicle according to claim 2, characterized in that: One end of the first spring (84) is fixedly connected with the sliding seat (82), and the other end of the first spring (84) is fixedly connected with the fixed block (85).
4. The independent suspension and damping structure of a mine vehicle according to claim 2, characterized in that: The outside of the connecting rod (86) is slidably sleeved with a sealing ring (88), and the sealing ring (88) is fixedly connected with the connecting sleeve (87).
5. The independent suspension and damping structure for a mine vehicle as claimed in claim 1, characterized in that: The damping mechanism (9) includes a support sleeve (91), the inside of the fixed sleeve of the fixed seat (2) is sleeved with the support sleeve (91), the inside of the support sleeve (91) is sleeved with a support rod (92), the support rod (92) is fixedly connected with the support block (4), the inside of the support rod (92) is slidably connected with a sliding block (93), the sliding block (93) is fixedly connected with the support sleeve (91), the inside of the support rod (92) is movably sleeved with a screw rod (94), the outer side of the screw rod (94) is provided with a second spring (95), the screw rod (94) is rotatably connected with the support sleeve (91) through a bearing, the top of the screw rod (94) is fixedly connected with a handle (99), the outer side of the screw rod (94) is connected with a moving block (96) through threads, the moving block (96) is slidably connected with the support sleeve (91), the left and right ends of the moving block (96) are both fixedly connected with a guide block (97), the guide block (97) is slidably connected with the support sleeve (91), the inside of the screw rod (94) is provided with a clamping groove (991), the inside of the clamping groove (991) is movably sleeved with a clamping ball (992), the outer side of the clamping ball (992) is movably sleeved with a limiting seat (993), the limiting seat (993) is fixedly connected with the support sleeve (91), the limiting seat (993) is movably connected with the screw rod (94), the limiting seat (993) is in contact with the moving block (96), the outer side of the clamping ball (992) is movably sleeved with a push block (994), the push block (994) is slidably connected with the support sleeve (91), the outer side of the push block (994) is fixedly connected with a sliding rod (995), the sliding rod (995) is slidably connected with the limiting seat (993), the outer side of the sliding rod (995) is provided with a third spring (996).
6. The independent suspension and damping structure of a mine vehicle according to claim 5, characterized in that: One end of the second spring (95) is fixedly connected with the moving block (96), and the other end of the second spring (95) is fixedly connected with the support rod (92).
7. The independent suspension and damping structure for a mine vehicle as claimed in claim 5, characterized in that: The inside of the support sleeve (91) is provided with a guide groove (98), and the guide groove (98) is slidably connected with the guide block (97).
8. The independent suspension and damping structure for a mine vehicle as claimed in claim 5, characterized in that: One end of the third spring (996) is fixedly connected with the push block (994), and the other end of the third spring (996) is fixedly connected with the limiting seat (993).