CN101804821B - Hydraulic buffer stopper - Google Patents
Hydraulic buffer stopper Download PDFInfo
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- CN101804821B CN101804821B CN2009100088933A CN200910008893A CN101804821B CN 101804821 B CN101804821 B CN 101804821B CN 2009100088933 A CN2009100088933 A CN 2009100088933A CN 200910008893 A CN200910008893 A CN 200910008893A CN 101804821 B CN101804821 B CN 101804821B
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Abstract
The invention discloses a hydraulic buffer stopper, which is a safety device for preventing vehicles from rushing out of line terminal. A buffer head of a fixed hydraulic buffer stopper is tightly and fixedly connected with a plunger bolt of a hydraulic buffer assembly, connecting plates at two sides of an oil cylinder of the hydraulic buffer assembly are connected with supporting arms at the left and right of a fixed bracket via bolts, the rear end of the hydraulic buffer assembly is connected with a retaining wall via a bolt for buffer seat, the retaining wall can be left out in case of low vehicle speed, lower portions of the supporting arms at the left and right of the fixed bracket are connected with a basic rail of the line via bolts, a buffer head of a sliding hydraulic buffer stopper is tightly and fixedly connected with the plunger bolt of the hydraulic buffer assembly, the connecting plates at two sides of the oil cylinder of the hydraulic buffer assembly are connected with supporting arms at the left and right of a sliding bracket, a damper at the lower portion of the sliding bracket is tightly and fixedly clamped on the head of the basic rail of the line via the bolt and is tightly inserted between a spring plate and a friction base via a taper. Such a stopper plays the role of buffering and absorption of impact energy for humping vehicles, thereby guaranteeing shunting safety.
Description
Technical field
Hydraulic buffer stopper is located at rail circuit stub end siding terminal, is to prevent that vehicle from going out the safety apparatus of line terminal, belongs to rail safety traffic equipment technical field.
Background technology
At present, there is the rail traffic line terminal that stop buffer is set two kinds of fixed type and sliding types are arranged, utilize buffer head to contact, stop vehicle operating, reach the parking purpose with the hitch that slides.Though buffer head is provided with the yielding rubber plate, the energy that absorbs is less, when impulsive force is big, the danger that breaks hitch is arranged.For preventing the generation of above-mentioned hidden danger, design, make a kind of existing enough resistances of keeping off a car, the stop buffer of not damaging hitch again is the safety in production problem that needs to be resolved hurrily.
Summary of the invention
The purpose of this invention is to provide a kind of water bumper assembly that between stop buffer main frame and buffer head, installs additional; When the hitch collision buffering head of vehicle; Buffer head and water bumper assembly play buffering and endergonic effect, effectively prevent to break the hydraulic buffer stopper of vehicle.
This hydraulic buffer stopper is divided into fixed hydraulic buffer stop and sliding hydraulic buffer stop.The fixed hydraulic buffer stop is made up of buffer head, water bumper assembly, fixed support, buffing pad and barricade.Buffer head is connected with the plunger bolt up of water bumper assembly; Oil cylinder two side connecting plates and the support bracket fastened left and right sides support arm of water bumper assembly are fastenedly connected with bolt, nut and spring washer; The rear end of water bumper assembly is connected with barricade with bolt through buffing pad, and support bracket fastened left and right support arm is connected with the stock rail that rail traffic line is arranged with bolt, nut and spring washer, and is less in the quality of slide driving group; Under the lower situation of speed, can not establish barricade.
The sliding hydraulic buffer stop is made up of buffer head, water bumper assembly and sliding support.Buffer head is connected with the plunger bolt up of water bumper assembly; Oil cylinder two side connecting plates of water bumper assembly and the left and right support arm of sliding support are fastenedly connected with bolt, nut and spring washer, and the damper of sliding support bottom is contained on the stock rail rail head of rail traffic line with bolt, nut and spring washer binding clip; Be seated in the middle of spring plate and the friction seat with taper, increase the friction force of damper and stock rail.
Buffer head is made up of brace panel, connecting panel, transverse slat, side plate, seat board, rubber plate, angle steel, pilot bar, bolt, nut and spring washer.The shape of buffer head and physical dimension and stop that the hitch of vehicle is complementary; Brace panel, connecting panel, transverse slat, side plate and seat board are welded into a casing, and an end of pilot bar is welded on the connecting panel, and the other end is shaped on aperture; Rubber plate is fastenedly connected on seat board with angle steel, bolt, nut and spring washer; Connecting panel is connected with bolt, spring washer on the plunger of water bumper assembly, according to the shape and the physical dimension of rail traffic vehicles hitch, on seat board and rubber plate plate face, is shaped on and corresponding hole of hitch and limit groove etc.; Pilot bar is inserted in the pilot hole of water bumper assembly, locatees with spring cotter.
The water bumper assembly is made up of plunger end cap, plunger body, retracing spring assembly, guide holder, cylinder body, pressure valve Connection Block, centralized positioning post, cylinder cover, pressure valve assembly, frizing dust ring, O type dust ring, y-type seal ring, fuel tank connecting panel, side connecting plate, side stiffening plate, bolt, nut, spring washer and fuel tank.The plunger end cap is welded on the top, outer end of plunger body; The inner of plunger body is inserted into the cylinder body the inside; Retracing spring is contained in plunger body and cylinder body the inside and is sleeved on the centralized positioning post, and an end of centralized positioning post is welded on the cylinder cover, and cylinder cover is welded on the cylinder body; The pressure valve Connection Block is welded on cylinder body and above the cylinder cover, above the pressure valve Connection Block with pressure valve assembly weld together; Fuel tank is welded on the fuel tank connecting panel; The oil outlet pipe weld together of fuel tank and pressure valve assembly; Side connecting plate is welded on the cylinder body; The side stiffening plate is welded on side connecting plate and the cylinder body, and side connecting plate is fastenedly connected with the support arm of bolt, nut and spring washer and fixed bearing or sliding feet, and frizing dust ring, O type dust ring and y-type seal ring are contained in the corresponding seal groove of cylinder body.
The retracing spring assembly is made up of left spring seat, retracing spring, pipe link, connecting cylinder and right spring perch.The left spring seat is welded on the left top of pipe link, and right spring perch is welded on the bottom of connecting cylinder, and an end of pipe link band boss is sleeved on the connecting cylinder the inside, and retracing spring is enclosed within pipe link and connecting cylinder outside, is fitted between left spring seat and the right spring perch.
The pressure valve assembly is made up of outer-hexagonal handle, pressure valve end cap, adjusting pad, pressure valve spring, O RunddichtringO, pressure valve body, oil outlet pipe and housing.The outer-hexagonal handle is welded on the pressure valve end cap; Adjusting pad and O RunddichtringO are sleeved on the pressure valve end cap, and the pressure valve end cap is with being screwed on the housing, and the pressure valve body is contained in the housing the inside; Pressure valve spring is fitted between pressure valve end cap and the pressure valve body; Be shaped on the valve body aperture on the pressure valve body, be shaped on the housing aperture on the housing, oil outlet pipe is welded on the housing.
Fixed support is made up of header board, support arm, back plate, front plate, rear plate, seat board, liner plate, beam connecting panel, bearing pin, nut, spring washer, flat gasket, bolt, front cross rail and after cross member.Header board is welded on the front portion of support arm; Back plate is welded on the rear portion of support arm; Seat board is welded on the bottom of support arm, and front plate and rear plate are welded on the front and rear below the seat board respectively, and the beam connecting panel is welded on a side of seat board; Front plate and rear plate have been installed on the rail traffic line stock rail with liner plate, nut, spring washer and bolted, and front cross rail and after cross member are installed in respectively on the beam connecting panel with bearing pin, nut, spring washer and flat gasket.
The side connecting plate of support arm and hydraulic cushion assembly is fastenedly connected with bolt, nut and spring washer.Sliding support is made up of header board, support arm, baffle plate, back plate, damper, nut, spring washer, flat gasket, bolt, beam connecting panel, front cross rail, last cant beam, lower inclined beam, stiffening plate, underframe connecting panel, spline retaining and after cross member.Header board is welded on the front of support arm; Back plate is welded on the back of support arm; Baffle plate is welded on the back on support arm and plate top, back; Forward and backward damper is welded on the front and rear below the support arm respectively, and the beam connecting panel is welded on the main damping frame of damper, and stiffening plate is welded between the following and forward and backward damper of support arm.Front cross rail, last cant beam, lower inclined beam and after cross member two ends are welded on respectively on the corresponding underframe connecting panel; It is whole to form a firm underframe; The spline retaining is welded on the underframe connecting panel; The underframe connecting panel is connected with nut, spring washer, flat gasket and bolted with the beam connecting panel, and damper is installed on the stock rail with fastener, and the side connecting plate of the top and water bumper assembly of support arm is fastenedly connected with bolt, nut and spring washer.
Damper is made up of secondary damping frame, spring plate, friction seat, taper, main damping frame, bolt, spring washer and nut.On main damping frame, be shaped on boss, perpendicular tooth, horizontal recessed tooth and square hole, on secondary damping frame, be shaped on boss, perpendicular tooth, horizontal double wedge and square hole, on the friction seat, be shaped on boss and skewed slot, on taper, be shaped on and the cooresponding inclined-plane of skewed slot.Secondary damping frame and main damping frame are installed on the stock rail rail head with bolt, spring washer and nut are fastening; The perpendicular tooth of main damping frame is meshed with the perpendicular tooth of secondary damping frame; Horizontal recessed tooth on the main damping frame and the horizontal double wedge on the secondary damping frame are meshed; Friction seat is contained in above the stock rail rail head in the middle of main damping frame and the secondary damping frame, and spring plate is pressed on above the friction seat, and taper is seated in the skewed slot the inside of friction seat below the spring plate.
Another kind of water bumper assembly is by the plunger end cap; The left spring seat; Plunger body; Retracing spring; The cylinder capped pipe; Bolt; Spring washer; Nut; Cylinder cap flange; The oil cylinder flange; Cylinder body; Right spring perch; Cylinder cover; Oil cylinder holder mainboard; Oil cylinder holder transverse slat; The oil cylinder connecting panel; The fuel tank connecting panel; The fuel tank front end cover; Tank tube; Breather pipe; Oil return pipe; Oil pipe; Elbow; The pressure valve end cap; Pressure valve spring; Pressure valve; The pressure valve housing; The flanged end cap of fuel tank; Seal ring; Damping hole; Loose joint; Threeway; Oil cylinder left side stud; The right stud of oil cylinder; Bolt; Spring washer and nut are formed.The plunger end cap is welded on the plunger body; The cylinder capped pipe is welded on the cylinder cap flange; Oil cylinder flange and cylinder cover are welded on the cylinder body, and plunger body is contained in cylinder capped pipe and cylinder cap flange the inside, and cylinder cap flange and oil cylinder flange are fastenedly connected with bolt, spring washer and nut; Left spring seat and right spring perch are contained in plunger body and cylinder body the inside; Retracing spring is contained on left spring seat and the right spring perch, and oil cylinder holder transverse slat is welded on the oil cylinder holder mainboard, and oil cylinder holder transverse slat and oil cylinder holder mainboard are fastenedly connected on the support arm of support bracket fastened support arm or sliding support with bolt, spring washer and nut; And stretch oil cylinder end cap; The oil cylinder connecting panel is welded on the cylinder body, and fuel tank connecting panel, fuel tank front end cover, breather pipe, oil return pipe and the flanged end cap of fuel tank all are welded on the tank tube, and oil cylinder connecting panel and fuel tank connecting panel are fastenedly connected with bolt, spring washer and nut; Elbow is welded on the pressure valve end cap; The pressure valve end cap is with being screwed on the pressure valve housing, and pressure valve spring and pressure valve are contained in pressure valve housing the inside, and the pressure valve housing is installed on the flanged end cap of fuel tank with seal ring, spring washer and bolted; Be connected with oil return pipe, oil pipe, elbow, loose joint and three general screw threads for fastening between the flanged end cap of cylinder cover and fuel tank, the right stud of oil cylinder left side stud and oil cylinder is fastenedly connected on the support arm of support bracket fastened support arm or sliding support with bolt, spring washer and nut.
Above-mentioned two kinds of water bumper assemblies all adopt the spring reset hydraulic principle; Promptly in plunger body and oil cylinder, fill hydraulic oil; When slipping driving collision buffering head; Buffer head promotes plunger compression reseting spring and hydraulic oil under the impact effect, pressure valve is opened, and the hydraulic oil of oil cylinder the inside gets into fuel tank through pressure valve and damping hole; When slipping driving when leaving buffer head, thrust disappears, and the oil cylinder the inside forms negative pressure under the effect of retracing spring, and pressure valve is closed, and the hydraulic oil in the fuel tank gets into the oil cylinder the inside through damping hole.Reached buffering purpose to skating vehicle.
Another water bumper assembly is made up of air storage fuel tank, pressure valve assembly, oil pipe, check valve, elbow, threeway, cylinder cover, cylinder body, oil cylinder flange, cylinder cap flange, cylinder cap, one-level plunger, secondary plunger, N level plunger, plunger end cap, walking wheel, wheel shaft, support, buffer head assembly, frizing dust ring, O RunddichtringO, y-type seal ring, bolt, spring washer, nut and connecting panel.The air storage fuel tank is with connecting panel and cylinder body weld together; The pressure valve assembly welds mutually with oil pipe and is contained in air storage fuel tank the inside; Oil pipe, elbow, threeway connect mutually and are welded on the cylinder body, and check valve is connected with threeway, air storage fuel tank respectively with oil pipe, elbow, and the oil cylinder flange is welded on the cylinder body; Cylinder cap flange is welded on the cylinder cap, and oil cylinder flange and cylinder cap flange are fastenedly connected with bolt, spring washer and nut.The one-level plunger is contained in cylinder cap the inside; The secondary plunger is contained in one-level plunger the inside, and N level plunger is contained in secondary plunger the inside, and the plunger end cap is welded on the N level plunger; Buffer head assembly bolt up is on N level plunger termination; Walking wheel is sleeved on the wheel shaft, and wheel shaft is installed on the support, and support is welded on the buffer head assembly.This water bumper assembly has adopted the compressed nitrogen hydraulic principle that resets, and is in cylinder body, one-level plunger, secondary plunger and N level plunger, to fill hydraulic oil, and hydraulic oil is equipped with in the bottom of air storage fuel tank, and compressed nitrogen is equipped with on top.When slipping driving collision buffering head, the thrust of buffer head promotes plunger, compression hydraulic oil; Pressure valve is opened; In-oil cylinder hydraulic oil gets into fuel tank through pressure valve and damping hole, and when buffer head was left in slide driving slide, thrust disappeared; Effect downforce valve at compressed nitrogen is closed, and the hydraulic oil in the fuel tank gets into the oil cylinder the inside through damping hole.
The most outstanding advantage of the present invention is between buffer head and stop buffer main frame, to have installed hydraulic damping device additional; When slipping driving bump stop buffer; Give full play to it and absorb impact energy and buffering function, prevent to slip driving and stop buffer effectively to be smashed, guarantee shunting service safety.
Description of drawings
Fig. 1 looks scheme drawing for the master of fixed hydraulic buffer stop.
Fig. 2 looks scheme drawing for the left side of Fig. 1.
Fig. 3 looks scheme drawing for the master of sliding hydraulic buffer stop.
Fig. 4 looks scheme drawing for the left side of Fig. 3.
Fig. 5 looks scheme drawing for the master of buffer head assembly.
Fig. 6 is the schematic side view of Fig. 5.
Fig. 7 is the schematic top plan view of Fig. 5.
Fig. 8 looks scheme drawing for the master of embodiment 1 water bumper assembly.
Fig. 9 looks scheme drawing for the left side of Fig. 8.
Figure 10 looks scheme drawing for the master of retracing spring assembly.
Figure 11 looks scheme drawing for the master of pressure valve assembly.
Figure 12 looks scheme drawing for support bracket fastened master.
Figure 13 looks scheme drawing for the left side of Figure 12.
Figure 14 is the schematic top plan view of Figure 12.
Figure 15 looks scheme drawing for the master of sliding support.
Figure 16 looks scheme drawing for the left side of Figure 15.
Figure 17 be Figure 15 schematic top plan view.
Figure 18 looks scheme drawing for the master of damper assembly.
Figure 19 is the schematic side view of Figure 18.
Figure 20 is the schematic top plan view of Figure 18.
Figure 21 looks scheme drawing for the master of embodiment 2 water bumper assemblies.
Figure 22 is the A-A sectional schematic diagram of Figure 21.
Figure 23 is the scheme drawing of embodiment 3 water bumper assemblies.
Figure 24 is a spring reset hydraulic principle scheme drawing.
Figure 25 is the compressed nitrogen hydraulic principle scheme drawing that resets.
The specific embodiment
Embodiment 1: like Fig. 1, shown in Figure 2, the fixed hydraulic buffer stop is made up of buffer head 1, water bumper assembly 2, fixed support 3, buffing pad 4 and barricade 5.Buffer head 1 is connected with the plunger bolt up of water bumper assembly 2; The oil cylinder two side connecting plate 2-14 of water bumper assembly 2 and the left and right sides support arm 3-2 of fixed support 3 are fastenedly connected with bolt, nut and spring washer; The rear end of water bumper assembly 2 is connected with barricade 5 through buffing pad 4 usefulness bolts; The left and right sides support arm 3-2 of fixed support 3 is connected with the stock rail that rail traffic line is arranged with bolt, nut and spring washer; Driving group quality is less slipping, and under the lower situation of speed, can not establish barricade 5.
Like Fig. 3, shown in Figure 4, the sliding hydraulic buffer stop is made up of buffer head 1, water bumper assembly 2 and sliding support 4.Buffer head 1 is connected with the plunger bolt up of water bumper assembly 2; The oil cylinder two side connecting plate 2-14 of water bumper assembly 2 and the left and right sides support arm 4-2 of sliding support 4 are fastenedly connected with bolt, nut and spring washer; The damper 4-5 of sliding support 4 bottoms is contained on the stock rail rail head of rail traffic line with bolt, nut and spring washer binding clip; Be seated in the middle of spring plate 4-502 and the friction seat 4-503 with taper 4-504, increase the friction force of damper 4-5 and stock rail.
2-3 is shown in figure 10 for the retracing spring assembly: be made up of left spring seat 2-301, retracing spring 2-302, pipe link 2-303, connecting cylinder 2-304 and right spring perch 2-305.Left spring seat 2-301 is welded on the left top of pipe link 2-303; Right spring perch 2-305 is welded on the bottom of connecting cylinder 2-304; One end of pipe link 2-303 band boss is sleeved on connecting cylinder 2-304 the inside; Retracing spring 2-302 is enclosed within pipe link 2-203 and connecting cylinder 2-304 outside, is fitted between left spring seat 2-301 and the right spring perch 2-305.
2-9 is shown in figure 11 for the pressure valve assembly: be made up of outer-hexagonal handle 2-901, pressure valve end cap 2-902, adjusting pad 2-903, pressure valve spring 2-904, O RunddichtringO 2-905, pressure valve body 2-906, oil outlet pipe 2-908 and housing 2-909.Outer-hexagonal handle 2-901 is welded on the pressure valve end cap 2-902; Adjusting pad 2-903 and O RunddichtringO 2-905 are sleeved on the pressure valve end cap 2-902; Pressure valve end cap 2-902 is with being screwed on the housing 2-909; Pressure valve body 2-906 is contained in housing 2-909 the inside, and pressure valve spring 2-904 is fitted between pressure valve end cap 2-902 and the pressure valve body 2-906, is shaped on valve body aperture 2-907 on the pressure valve body 2-906; Be shaped on housing aperture 2-910 on the housing 2-909, oil outlet pipe 2-908 is welded on the housing 2-909.
Fixed support 3 is like Figure 12, Figure 13 and shown in Figure 14: be made up of header board 3-1, support arm 3-2, back plate 3-3, front plate 3-4, rear plate 3-5, seat board 3-6, liner plate 3-7, beam connecting panel 3-8, bolt 3-9, nut 3-10, spring washer 3-11, flat gasket 3-12, nut 3-13, spring washer 3-14, bolt 3-15, front cross rail 3-16 and after cross member 3-17.Header board 3-1 is welded on the front portion of support arm 3-2; Back plate 3-3 is welded on the rear portion of support arm 3-2; Seat board 3-6 is welded on the bottom of support arm 3-2; Front plate 3-4 and rear plate 3-5 are welded on the front and rear below the seat board 3-6 respectively; Beam connecting panel 3-8 is welded on the side of seat board 3-6, and front plate 3-4 has been installed on the rail traffic line stock rail with bolt 3-15 is fastening with liner plate 3-7, nut 3-13, spring washer 3-14 with rear plate 3-5, and front cross rail 3-16 is installed in respectively on the beam connecting panel 3-8 with flat gasket 3-12 with bolt 3-9, nut 3-10, spring washer 3-11 with after cross member 3-17.The side connecting plate 2-14 of support arm 3-2 and hydraulic cushion assembly 2 is fastenedly connected with spring washer 2-18 with bolt 2-16, nut 2-17.
Damper 4-5 such as Figure 18, Figure 19 and shown in Figure 20: form by secondary damping frame 4-501, spring plate 4-502, friction seat 4-503, taper 4-504, main damping frame 4-505, bolt 4-506, spring washer 4-507 and nut 4-508.On main damping frame 4-505, be shaped on boss 4-518, perpendicular tooth 4-511, horizontal recessed tooth 4-509 and square hole 4-520; On secondary damping frame 4-501, be shaped on boss 4-519, perpendicular tooth 4-512, horizontal double wedge 4-510 and square hole 4-516; On friction seat 4-503, be shaped on boss 4-513 and skewed slot 4-514, on taper 4-504, be shaped on cooresponding inclined-plane 4-515 with skewed slot 4-514.Secondary damping frame 4-501 and main damping frame 4-505 are installed on the stock rail rail head with bolt 4-506, spring washer 4-507 and nut 4-508 are fastening; The perpendicular tooth 4-511 of main damping frame 4-505 is meshed with the perpendicular tooth 4-512 of secondary damping frame 4-501; Horizontal recessed tooth 4-509 on the main damping frame 4-505 and the horizontal double wedge 4-510 on the secondary damping frame 4-501 are meshed; Friction seat 4-503 is contained in above the stock rail rail head in the middle of main damping frame 4-505 and the secondary damping frame 4-501; Spring plate 4-502 is pressed on above the friction seat 4-503, and taper 4-504 is seated in the skewed slot 4-514 the inside of friction seat 4-503 below the spring plate 4-502.
Embodiment 2: another kind of water bumper assembly such as Figure 21; Shown in Figure 22: by plunger end cap 1'; Left spring seat 2'; Plunger body 3'; Retracing spring 4'; Cylinder capped pipe 5'; Bolt 6'; Spring washer 7'; Nut 8'; Cylinder cap flange 9'; Oil cylinder flange 10'; Oil cylinder pipe 11'; Right spring perch 12'; Cylinder cover 13'; Oil cylinder holder mainboard 14'; Oil cylinder holder transverse slat 15'; Oil cylinder connecting panel 16'; Fuel tank connecting panel 17'; Fuel tank front end cover 18'; Tank tube 19'; Breather pipe 20'; Oil return pipe 21'; Oil pipe 22'; Elbow 23'; Pressure valve end cap 24'; Pressure valve spring 25'; Pressure valve 26'; Pressure valve housing 27'; The flanged end cap 28' of fuel tank; Seal ring 29'; Spring washer 30'; Bolt 31'; Damping hole 32'; Loose joint 33'; Threeway 34'; Oil cylinder left side stud 35'; The right stud 36' of oil cylinder; Bolt 37'; Spring washer 38' and nut 39' form.Plunger body 3' is contained in cylinder capped pipe 5' and cylinder cap flange 9' the inside; Cylinder cap flange 9' and oil cylinder flange 10' are fastenedly connected with bolt 6', spring washer 7' and nut 8'; Left spring seat 2' and right spring perch 12' are contained in plunger body 3' and oil cylinder pipe 11' the inside; Retracing spring 4' is contained on left spring seat 2' and the right spring perch 12'; Oil cylinder holder transverse slat 15' is welded on the oil cylinder holder mainboard 14'; On the support arm 3-2 that oil cylinder holder transverse slat 15' and oil cylinder holder mainboard 14' are fastenedly connected at fixed support 3 with bolt 37', spring washer 38' and nut 39' or the support arm 4-2 of sliding support 4; And stretch oil cylinder end cap 13'; Oil cylinder connecting panel 16' is welded on the oil cylinder pipe 11', and fuel tank connecting panel 17', fuel tank front end cover 18', breather pipe 20', oil return pipe 21' and the flanged end cap 28' of fuel tank are welded on the tank tube 19', and oil cylinder connecting panel 16' and fuel tank connecting panel 17' are fastenedly connected with bolt 37', spring washer 38' and nut 39'; Elbow 23' is welded on the pressure valve end cap 24'; Pressure valve end cap 24' is with being screwed on the pressure valve housing 27', and pressure valve spring 25' and pressure valve 26' are contained in pressure valve housing 27' the inside, and pressure valve housing 27' is installed on the flanged end cap 28' of fuel tank with seal ring 29', spring washer 30' and bolt 31' are fastening; Be connected with oil return pipe 21', oil pipe 22', elbow 23', loose joint 33' and threeway 34' screw threads for fastening between the flanged end cap 28' of cylinder cover 13' and fuel tank, oil cylinder left side stud 35' and oil cylinder right side stud 36' are fastenedly connected on the support arm 4-2 of the support arm 3-2 of fixed support 3 or sliding support 4 with bolt 37', spring washer 38' and nut 39'.
Embodiment 3: another water bumper assembly is shown in figure 23: by air receiver 1 "; pressure valve assembly 2 "; Oil pipe 3 "; check valve 4 "; Elbow 5 "; threeway 6 "; Cylinder cover 7 "; cylinder body 8 "; Oil cylinder flange 9 "; cylinder cap flange 10 "; Cylinder cap 11 "; one-level plunger 12 "; Secondary plunger 13 "; N level plunger 14 "; Plunger end cap 15 "; walking wheel 16 "; Wheel shaft 17 "; support 18 "; Buffer head assembly 19 "; frizing dust ring 20 "; O RunddichtringO 21 "; y-type seal ring 22 "; Bolt 23 "; spring washer 24 "; Nut 25 " with connecting panel 26 " is formed.Air storage fuel tank 1 " with connecting panel 26 " and cylinder body 8 " weld togethers; Pressure valve assembly 2 " with oil pipe 3 " welds mutually and is contained in air storage fuel tank 1 " the inside; on the oil pipe 3 ", elbow 5 ", threeway 6 " connect mutually and be welded on cylinder body 8 "; check valve 4 " with oil pipe 3 ", elbow 5 " respectively with threeway 6 ", air storage fuel tank 1 " are connected; On oil cylinder flange 9 " was welded on cylinder body 8 ", on cylinder cap flange 10 " was welded on cylinder cap 11 ", oil cylinder flange 9 " with cylinder cap flange 10 " " was fastenedly connected with bolt 23 ", spring washer 24 " and nut 25.Inside one-level plunger 12 " is contained in cylinder cap 11 "; Inside secondary plunger 13 " is contained in one-level plunger 12 ", inside N level plunger 14 " is contained in secondary plunger 13 ", on plunger end cap 15 " is welded on N level plunger 14 "; On buffer head assembly 19 " bolt up is at the N level plunger 14 " termination; On walking wheel 16 " is sleeved on wheel shaft 17 ", on wheel shaft 17 " is installed on support 18 ", on support 18 " is welded on buffer head assembly 19 ".Cylinder body 18 ", one-level plunger 12 ", secondary plunger 13 are filled hydraulic oil, air storage fuel tank 1 in " with N level plunger 14 " " the bottom hydraulic oil is housed, compressed nitrogen is equipped with on top.
Shown in figure 24: the spring reset hydraulic principle; Be in plunger A and oil cylinder C, to fill hydraulic oil D; When slipping driving collision buffering head, buffer head promotes plunger A, plunger A compression reseting spring B and hydraulic oil D under the effect of impulsive force; Pressure valve E is opened, and in-oil cylinder hydraulic oil D gets into fuel tank H through pressure valve E and damping hole K; When slipping driving when leaving buffer head, thrust disappears, and under the elastic force effect of retracing spring B, plunger A is got back to the initialization position by the elastic force top, and oil cylinder C the inside forms negative pressure, and pressure valve E is closed, and the hydraulic oil D in the fuel tank H gets into oil cylinder C the inside through damping hole K.
Shown in figure 25: the compressed nitrogen hydraulic principle that resets is in oil cylinder b, one-level plunger, secondary plunger and N level plunger a, to fill hydraulic oil c, and hydraulic oil c is equipped with in the bottom of air storage fuel tank f, and compressed nitrogen e is equipped with on top.When slipping driving collision buffering head, the thrust of buffer head promotes plunger a, compression hydraulic oil c, and pressure valve d is opened, and the hydraulic oil c in the oil cylinder b is through pressure valve d and damping hole g entering fuel tank f; When slipping driving when leaving buffer head, thrust disappears, and under the effect of compressed nitrogen e, pressure valve d is closed, and the hydraulic oil c in the fuel tank f is in damping hole g flow back into oil cylinder b.
Claims (11)
1. fixed hydraulic buffer stop; It is characterized in that: the fixed hydraulic buffer stop is made up of buffer head, water bumper assembly, fixed support, buffing pad and barricade; Buffer head is connected with the plunger bolt up of water bumper assembly; The side connecting plate of water bumper assembly and support bracket fastened left and right support arm are fastenedly connected with bolt, nut and spring washer; The rear end of water bumper assembly is connected with barricade with bolt through buffing pad, and support bracket fastened left and right support arm is connected with the stock rail that rail traffic line is arranged with bolt, nut and spring washer;
Said water bumper assembly is made up of plunger end cap, plunger body, retracing spring assembly, guide holder, cylinder body, pressure valve Connection Block, centralized positioning post, cylinder cover, pressure valve assembly, frizing dust ring, O type dust ring, y-type seal ring, fuel tank connecting panel, side connecting plate, side stiffening plate, bolt, nut, spring washer and fuel tank; Fill hydraulic oil in plunger body and the cylinder body; The plunger end cap is welded on the top, outer end of plunger body; The inner of plunger body is inserted into the cylinder body the inside; Retracing spring is contained in plunger body and cylinder body the inside and is enclosed within on the centralized positioning post, and an end of centralized positioning post is welded on the cylinder cover, and cylinder cover is welded on the cylinder body; The pressure valve Connection Block is welded on cylinder body and above the cylinder cover; With pressure valve assembly weld together, fuel tank is welded on the fuel tank connecting panel above the pressure valve Connection Block, the oil outlet pipe weld together of fuel tank and pressure valve assembly; Side connecting plate is welded on the cylinder body; The side stiffening plate is welded on side connecting plate and the cylinder body, and side connecting plate is fastenedly connected with bolt, nut and spring washer and support bracket fastened left and right support arm, and frizing dust ring, O type dust ring and y-type seal ring are contained in the corresponding seal groove of cylinder body.
2. fixed hydraulic buffer stop according to claim 1; It is characterized in that: buffer head is made up of brace panel, connecting panel, transverse slat, side plate, seat board, rubber plate, angle steel, pilot bar, bolt, nut and spring washer; The shape of buffer head and physical dimension and stop that the hitch of vehicle is complementary, brace panel, connecting panel, transverse slat, side plate and seat board are welded into a casing, an end of pilot bar is welded on the connecting panel; The other end is shaped on aperture; Rubber plate is fastenedly connected on seat board with angle steel, bolt, nut and spring washer, and connecting panel is connected with bolt, spring washer on the plunger of water bumper assembly, on the plate face of seat board and rubber plate, is shaped on and corresponding hole of hitch and limit groove; Pilot bar is inserted in the pilot hole of water bumper assembly, locatees with spring cotter.
3. fixed hydraulic buffer stop according to claim 1; It is characterized in that: the retracing spring assembly is made up of left spring seat, retracing spring, pipe link, connecting cylinder and right spring perch; The left spring seat is welded on the left top of pipe link, and right spring perch is welded on the bottom of connecting cylinder, and an end of pipe link band boss is sleeved on the connecting cylinder the inside; Retracing spring is enclosed within pipe link and connecting cylinder outside, is fitted between left spring seat and the right spring perch.
4. fixed hydraulic buffer stop according to claim 1; It is characterized in that: the pressure valve assembly is made up of outer-hexagonal handle, pressure valve end cap, adjusting pad, pressure valve spring, O RunddichtringO, pressure valve body, oil outlet pipe and housing, and the outer-hexagonal handle is welded on the pressure valve end cap, and adjusting pad and O RunddichtringO are sleeved on the pressure valve end cap; The pressure valve end cap is with being screwed on the housing; The pressure valve body is contained in the housing the inside, and pressure valve spring is fitted between pressure valve end cap and the pressure valve body, is shaped on the valve body aperture on the pressure valve body; Be shaped on the housing aperture on the housing, oil outlet pipe is welded on the housing.
5. fixed hydraulic buffer stop according to claim 1; It is characterized in that: fixed support is made up of header board, left and right support arm, back plate, front plate, rear plate, seat board, liner plate, beam connecting panel, bearing pin, nut, spring washer, flat gasket, bolt, front cross rail and after cross member; Header board is welded on the front portion of left and right support arm, and back plate is welded on the rear portion of left and right support arm; Seat board is welded on the bottom of left and right support arm, and front plate and rear plate are welded on the front and rear below the seat board respectively; The beam connecting panel is welded on a side of seat board; Front plate and rear plate have been installed on the rail traffic line stock rail with liner plate, nut, spring washer and bolted; Front cross rail and after cross member are installed in respectively on the beam connecting panel with bearing pin, nut, spring washer and flat gasket, and the side connecting plate of left and right support arm and water bumper assembly is fastenedly connected with bolt, nut and spring washer.
6. sliding hydraulic buffer stop; It is characterized in that: the sliding hydraulic buffer stop is made up of buffer head, water bumper assembly and sliding support; Buffer head is connected with the plunger bolt up of water bumper assembly; The left and right support arm of the side connecting plate of water bumper assembly and sliding support is fastenedly connected with bolt, nut and spring washer; The forward and backward damper of sliding support bottom is contained in bolt, nut and spring washer binding clip on the stock rail rail head of rail traffic line, and taper is seated in the middle of the spring plate and friction seat of forward and backward damper;
Said water bumper assembly is made up of plunger end cap, plunger body, retracing spring assembly, guide holder, cylinder body, pressure valve Connection Block, centralized positioning post, cylinder cover, pressure valve assembly, frizing dust ring, O type dust ring, y-type seal ring, fuel tank connecting panel, side connecting plate, side stiffening plate, bolt, nut, spring washer and fuel tank; Fill hydraulic oil in plunger body and the cylinder body; The plunger end cap is welded on the top, outer end of plunger body; The inner of plunger body is inserted into the cylinder body the inside; Retracing spring is contained in plunger body and cylinder body the inside and is enclosed within on the centralized positioning post, and an end of centralized positioning post is welded on the cylinder cover, and cylinder cover is welded on the cylinder body; The pressure valve Connection Block is welded on cylinder body and above the cylinder cover; With pressure valve assembly weld together, fuel tank is welded on the fuel tank connecting panel above the pressure valve Connection Block, the oil outlet pipe weld together of fuel tank and pressure valve assembly; Side connecting plate is welded on the cylinder body; The side stiffening plate is welded on side connecting plate and the cylinder body, and side connecting plate is fastenedly connected with the left and right support arm of bolt, nut and spring washer and sliding support, and frizing dust ring, O type dust ring and y-type seal ring are contained in the corresponding seal groove of cylinder body.
7. sliding hydraulic buffer stop according to claim 6; It is characterized in that: buffer head is made up of brace panel, connecting panel, transverse slat, side plate, seat board, rubber plate, angle steel, pilot bar, bolt, nut and spring washer; The shape of buffer head and physical dimension and stop that the hitch of vehicle is complementary, brace panel, connecting panel, transverse slat, side plate and seat board are welded into a casing, an end of pilot bar is welded on the connecting panel; The other end is shaped on aperture; Rubber plate is fastenedly connected on seat board with angle steel, bolt, nut and spring washer, and connecting panel is connected with bolt, spring washer on the plunger of water bumper assembly, on the plate face of seat board and rubber plate, is shaped on and corresponding hole of hitch and limit groove; Pilot bar is inserted in the pilot hole of water bumper assembly, locatees with spring cotter.
8. sliding hydraulic buffer stop according to claim 6; It is characterized in that: the retracing spring assembly is made up of left spring seat, retracing spring, pipe link, connecting cylinder and right spring perch; The left spring seat is welded on the left top of pipe link, and right spring perch is welded on the bottom of connecting cylinder, and an end of pipe link band boss is sleeved on the connecting cylinder the inside; Retracing spring is enclosed within pipe link and connecting cylinder outside, is fitted between left spring seat and the right spring perch.
9. sliding hydraulic buffer stop according to claim 6; It is characterized in that: the pressure valve assembly is made up of outer-hexagonal handle, pressure valve end cap, adjusting pad, pressure valve spring, O RunddichtringO, pressure valve body, oil outlet pipe and housing, and the outer-hexagonal handle is welded on the pressure valve end cap, and adjusting pad and O RunddichtringO are sleeved on the pressure valve end cap; The pressure valve end cap is with being screwed on the housing; The pressure valve body is contained in the housing the inside, and pressure valve spring is fitted between pressure valve end cap and the pressure valve body, is shaped on the valve body aperture on the pressure valve body; Be shaped on the housing aperture on the housing, oil outlet pipe is welded on the housing.
10. sliding hydraulic buffer stop according to claim 6; It is characterized in that: sliding support is made up of header board, support arm, baffle plate, back plate, forward and backward damper, nut, spring washer, flat gasket, bearing pin, beam connecting panel, front cross rail, last cant beam, lower inclined beam, stiffening plate, underframe connecting panel, spline retaining and after cross member; Header board is welded on the front of left and right support arm; Back plate is welded on the back of left and right support arm; Baffle plate is welded on the back on left and right support arm and plate top, back; Forward and backward damper is welded on the front and rear below the left and right support arm respectively, and the beam connecting panel is welded on the main damping frame of forward and backward damper, and stiffening plate is welded between the following and forward and backward damper of left and right support arm; The two ends of front cross rail, last cant beam, lower inclined beam and after cross member is welded on respectively on the corresponding underframe connecting panel; It is whole to form a firm underframe, and the spline retaining is welded on the underframe connecting panel, and underframe connecting panel and beam connecting panel are fastenedly connected with nut, spring washer, flat gasket and bearing pin; Forward and backward damper is installed on the stock rail with fastener, and the side connecting plate of the top and water bumper assembly of left and right support arm is fastenedly connected with bolt, nut and spring washer.
11. sliding hydraulic buffer stop according to claim 6; It is characterized in that: forward and backward damper is formed by secondary damping frame, spring plate, friction seat, taper, main damping frame, bolt, spring washer and nut; On main damping frame, be shaped on boss, perpendicular tooth, horizontal recessed tooth and square hole; On secondary damping frame, be shaped on boss, perpendicular tooth, horizontal double wedge and square hole, on the friction seat, be shaped on boss and skewed slot, on taper, be shaped on and the cooresponding inclined-plane of skewed slot; Secondary damping frame and main damping frame are installed on the stock rail rail head with bolt, spring washer and nut are fastening; The perpendicular tooth of main damping frame is meshed with the perpendicular tooth of secondary damping frame, and horizontal recessed tooth on the main damping frame and the horizontal double wedge on the secondary damping frame are meshed, and the friction seat is contained in above the stock rail rail head in the middle of main damping frame and the secondary damping frame; Spring plate is pressed on above the friction seat, and taper is seated in the skewed slot the inside of friction seat below the spring plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100088933A CN101804821B (en) | 2009-02-12 | 2009-02-12 | Hydraulic buffer stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100088933A CN101804821B (en) | 2009-02-12 | 2009-02-12 | Hydraulic buffer stopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101804821A CN101804821A (en) | 2010-08-18 |
| CN101804821B true CN101804821B (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100088933A Expired - Fee Related CN101804821B (en) | 2009-02-12 | 2009-02-12 | Hydraulic buffer stopper |
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| Country | Link |
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| CN (1) | CN101804821B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102632907B (en) * | 2012-04-28 | 2014-06-25 | 沈阳中铁安全设备有限责任公司 | Hydraulic cushion car stop on PC (poly carbonate) runway track |
| CN102874275B (en) * | 2012-10-19 | 2015-09-02 | 中铁第四勘察设计院集团有限公司 | Air bellow buffer stop |
| CN103253285B (en) * | 2013-05-28 | 2016-03-09 | 杨恩久 | Universal hydraulic buffer stopper |
| CN106809245B (en) * | 2016-12-29 | 2018-03-27 | 比亚迪股份有限公司 | Slidingtype car lug |
| CN108275170B (en) * | 2018-01-05 | 2023-11-28 | 中建空列（北京）工程设计研究院有限公司 | Vehicle bumper device, superposition type damping device, damping system and impact protection system |
| CN109269821B (en) * | 2018-10-17 | 2024-04-19 | 中国人民解放军63921部队 | Test method of large-sized high-energy buffer |
| CN109269820B (en) * | 2018-10-17 | 2024-04-19 | 中国人民解放军63921部队 | Test system of large-scale high-energy buffer |
| CN109649530A (en) * | 2019-01-23 | 2019-04-19 | 南阳理工学院 | Agricultural traction engine air brake valve and brake chamber multi-function test stand base assembly |
| CN110040153B (en) * | 2019-04-25 | 2020-11-13 | 大连交通大学 | Passive hydraulic car stopper |
| CN116588161B (en) * | 2023-05-22 | 2024-03-22 | 天津源泰德润钢管制造集团有限公司 | Rail anti-loosening structure of rail type steel pipe transport vehicle |
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| GB2009690A (en) * | 1977-12-13 | 1979-06-20 | Wilisch E | Buffer stops for rail vehicles |
| CN1478690A (en) * | 2003-06-05 | 2004-03-03 | 楠 杨 | Pinboard type sliding buffer stop |
| CN2656249Y (en) * | 2003-06-13 | 2004-11-17 | 上海地铁建设有限公司 | Railway hydraulic buffer blocking device having monitoring and recording function |
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| CN200992217Y (en) * | 2006-12-31 | 2007-12-19 | 姬云东 | Composite railway train liquid-gas buffering vehicle blocking apparatus |
| CN201419715Y (en) * | 2009-04-14 | 2010-03-10 | 王梦乔 | Hydraulic buffering car stopper |
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- 2009-02-12 CN CN2009100088933A patent/CN101804821B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2009690A (en) * | 1977-12-13 | 1979-06-20 | Wilisch E | Buffer stops for rail vehicles |
| CN1478690A (en) * | 2003-06-05 | 2004-03-03 | 楠 杨 | Pinboard type sliding buffer stop |
| CN2656249Y (en) * | 2003-06-13 | 2004-11-17 | 上海地铁建设有限公司 | Railway hydraulic buffer blocking device having monitoring and recording function |
| CN2688571Y (en) * | 2004-03-22 | 2005-03-30 | 杨恩久 | Short silde vehicle stopper |
| CN200992217Y (en) * | 2006-12-31 | 2007-12-19 | 姬云东 | Composite railway train liquid-gas buffering vehicle blocking apparatus |
| CN201419715Y (en) * | 2009-04-14 | 2010-03-10 | 王梦乔 | Hydraulic buffering car stopper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101804821A (en) | 2010-08-18 |
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Owner name: SHENZHEN ZHONGTIE SAFE EQUIPMENT CO., LTD. Free format text: FORMER OWNER: WANG MENGQIAO Effective date: 20120326 |
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Effective date of registration: 20120326 Address after: 110027, Liaoning Shenyang economic and Technological Development Zone Development Zone (South Zone) development, No. 26 North Road 5 Applicant after: Shenyang Zhongtie Safe Equipment Co., Ltd. Address before: 110027, Shenyang Liaoning economic and Technological Development Zone (Southern District) development 26 North Road 5 Applicant before: Wang Mengqiao |
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