CN2192650Y - Hydraulic sleeper upright apparatus driven by hand two-purpose plunger pump - Google Patents

Abstract

The utility model relates to a hydraulic sleeper squaring machine driven by a manual double-action plunger pump. The utility model provides a sleeper squaring machine having the advantages of high operation efficiency, simple and compact structure, portability and durability. The utility model is composed of a working cylinder, an oil box, a double-action plunger pump, an oil path, a control valve and an operating mechanism, wherein, the double-action plunger pump is composed of a plunger piston, a split type pump body and a driving piece. The split type pump body is provided with a left and a right sleeves which are positioned in the oil box and are in the same shaft line. Both ends of the plunger piston are arranged in the left and the right sleeves of the split type pump body. Both of the two ends of the plunger piston and the split type pump body form a left and a right working chambers, and the middle sections of the left and the right working chambers are provided with racks. The driving piece is composed of a rocking arm, a rocking arm shaft and a gear, wherein, the shaft line of the rocking arm shaft is perpendicular to the shaft line of the plunger piston, and the rocking arm and the gear are fixedly arranged on the rocking arm shaft. The gear is engaged with a rack on the plunger piston.

Description

Hydraulic sleeper upright apparatus driven by hand two-purpose plunger pump

The utility model belongs to sleeper pitch or the angle regulating equipment that moves sleeper along the parallel orbit direction, the hydraulic square-positioning apparatus for rail-tie laying that particularly a kind of manual double-action plunger pump drives.

Sleeper on the track circuit under running train wheel active force, rail contract the effect of the power that tension force and subgrade deformation produce, produces displacement in the parallel orbit direction, has destroyed the normal operating conditions of railway track.For making sleeper return to normal operation position, usually adopt the hydraulic square-positioning apparatus for rail-tie laying of forming by working cylinder, executing agency and single-action plunger piston pump, because this hydraulic square-positioning apparatus for rail-tie laying adopts the single-action plunger piston pump that exposes, inefficiency not only, and because movement parts exposes, can not lubricate voluntarily, reduce service behaviour and application life, especially in the condition of work rugged environment, this consequence is then more serious.

The purpose of this utility model provides the hydraulic square-positioning apparatus for rail-tie laying that a kind of operating efficiency height, durable manual double-action plunger pump simple in structure, compact, light drive.

The utility model is made up of working cylinder, fuel tank, double-action plunger pump, oil circuit, control valve and executing agency, and working cylinder is made up of piston and cylinder body, and piston places in the cylinder body, and cylinder body is divided into rod chamber and rodless cavity; Fuel tank is positioned on the working cylinder cylinder body; Double-action plunger pump is made up of plunger, the split type pump housing and actuator, split type pump is the left and right cover of coaxial line that is positioned at fuel tank, the two ends of plunger place in the left and right cover of the split type pump housing, and making its two ends constitute left and right working chamber respectively and between the split type pump housing, its stage casing is provided with tooth bar; Actuator is made up of rocking arm, rocker arm shaft and gear, and the axis of rocker arm shaft is vertical with plunger axis, and rocking arm and gear are fixedly mounted on the rocker arm shaft, the gears engaged on gear and the plunger; Oil circuit is made of drainback passage between two output channels, working cylinder rodless cavity and the fuel tank between two input channels, the left and right working chamber of double-action plunger pump and the working cylinder rodless cavity and the interface channel between overflow ducts and working cylinder rod chamber and the fuel tank between left and right working chamber of double-action plunger pump and the fuel tank; Control valve is by laying respectively at one way valve on input, the output channel, being positioned at the oil return valve on the drainback passage and the overflow valve that is positioned on the overflow ducts constitutes; Executing agency is by forming with quiet, the moving support that the working cylinder cylinder body is connected with piston rod respectively.

Because the utility model has adopted manual double-action plunger pump, and make double-action plunger pump be positioned at fuel tank, guaranteed the lubricated of movement parts, utilize the plunger reciprocating motion of double-action plunger pump to be all the idle stroke that impulse stroke has replaced the single-action plunger piston pump, thereby make device efficiency height, light durable, thereby reach the purpose of this utility model.

Fig. 1 is the utility model structural representation elevation

Fig. 2 is the utility model structural representation vertical view

Fig. 3 is the utility model structural representation lateral view

Fig. 4 is A-O-O ' among Fig. 2-B sectional drawing

Fig. 5 is C-O-O ' among Fig. 4-D sectional drawing

Fig. 6 is E-O-O ' among Fig. 4-D sectional drawing

Fig. 7 is a F-F sectional drawing among Fig. 1

Fig. 8 is G-O-O ' among Fig. 1-G sectional drawing

Fig. 9 is the utility model hydraulic system principle figure

Below in conjunction with accompanying drawing the utility model is further elaborated.

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, the utility model is made up of working cylinder 1, fuel tank 2, double-action plunger pump 3, oil circuit 4, control valve 5 and executing agency 6, working cylinder 1 is made up of piston 11 and cylinder body 12, cylinder body 12 has main body 121, left cylinder cap 122 and the right cylinder cap 123 of band through hole 1211, left side cylinder cap 122 is provided with the edge of a wing 1222 of band connecting hole 1221, right cylinder cap 123 is provided with axially extending bore 1231, and left and right cylinder cap 122,123 is installed in the two ends of the through hole 1211 of main body 121 respectively; Piston 11 is made of piston head 111 and piston rod 112, and the external diameter of the external diameter of piston head 111 and piston rod 112 matches with through hole 1211 and 1231 respectively, and piston 11 places in the cylinder body 12, and cylinder body 12 is divided into rod chamber 124 and rodless cavity 125; Fuel tank 2 is provided with tank filler sleeve 21 for the main body 121 by cylinder body 12 extends upward the hollow housing that constitutes above fuel tank 2; Double-action plunger pump 3 is by plunger 31, the split type pump housing 32 and actuator 33 constitute, the split type pump housing 32 is for being positioned at fuel tank 2 and being from fuel tank 2 left sides, the coaxial line left side that right side wall extends internally, right cover 321,322, a left side, right cover 321,322 outboard end is provided with a left side, right Seal Oil stifled 323,324, plunger 31 is a Cylinder, its two ends place the left side of the split type pump housing 32 respectively, right cover 321, in 322, and make its two ends constitute a left side respectively and between the split type pump housing 32, right working chamber 34,35, its stage casing is provided with tooth bar 311, actuator 33 is by rocking arm 331; rocker arm shaft 332 and gear 333 formed; rocker arm shaft 332 be installed in fuel tank 2 before; on the rear wall; and make its front end 3321 stretch out outside the fuel tank 2; rocking arm 331 is provided with extension bar hole 3311; it is installed on the front end 3321 of rocker arm shaft 332; gear 333 is preferably the fan tooth; it is installed in the stage casing of rocker arm shaft 332, and makes the gear teeth on it mesh with the tooth bar on the plunger 31 311; As shown in Figure 4, the axis of the split type pump housing 32 is parallel with the axis of working cylinder 1, the axis normal of the axis of rocker arm shaft 332 and plunger 31; As shown in Figure 9, oil circuit 4 is by two input channels 41,42, article two, output channel 43,44, drainback passage 45, overflow ducts 46 and interface channel 47 constitute, interface channel 47 is between the rod chamber 124 and fuel tank 2 of working cylinder 1, output channel 43,44 lay respectively at the left side of double-action plunger pump 3, right working chamber 34,35 and the rodless cavity 125 of working cylinder 1 between, input channel 41,42 lay respectively at the left side of double-action plunger pump 3, right working chamber 34,35 and fuel tank 2 between, it is respectively equipped with and is positioned at a left side, right Seal Oil stifled 323, central blind hole 3231 on 324,3241 and annular groove 3232,3242, drainback passage 45 is between the rodless cavity 125 and fuel tank 2 of working cylinder 1, and overflow ducts 46 is positioned at output channel 43,44 and fuel tank 2 between; Each passage of oil circuit 4 is arranged on the cylinder body 12 and extended fuel tank 2 thereof of working cylinder 1; Control valve 5 is by laying respectively at one way valve 51,52,53,54 on input, the output channel 41,42,43,44, being positioned at the oil return valve 55 on the drainback passage and the overflow valve 56 that is positioned on the overflow ducts 46 constitutes, as shown in Figure 8, oil return valve 55 is made of handle 551, eccentric wheel 552, pin 553, push rod 554 and one way valve 555; Executing agency 6 is made up of quiet support 61 and moving support 62, quiet support 61 is provided with quiet bracing frame 611 and support roller 612, the lower end of quiet bracing frame 611 is provided with the connecting hole 6111 that is connected with the connecting hole 1221 of the left cylinder cap 122 of cylinder body 12, its lateral surface is provided with the slope 6112 that matches with sleeper 7 positively biased domatic 71, support roller 612 is installed in the upper end of quiet bracing frame 611, and quiet bracing frame 611 upper side are provided with location guide 613; Moving support 62 is provided with moving bracing frame 621 and support roller 622, moving bracing frame 621 lower ends are connected with the piston rod 112 of piston 11, its lateral surface is provided with the slope 6211 that matches with sleeper 7 positively biased domatic 71, moving support roller 622 is installed in the upper end of moving bracing frame 621, is provided with location guide 623 in moving bracing frame 621 upper side.During operation, with quiet, moving support 61,62 support roller 612,622 are positioned at the bottom of the rail, with quiet, moving support 61,62 location guide 613,623 place the top of sleeper 7, and make quiet, moving support 61, slope 6112 on 62 the bracing frame, 6211 are fitted on the sleeper 7 positively biased domatic 71, handle the handle 551 of oil return valve 55, oil return valve 55 is in closes benefit, operating rock arm 331, and through rocker arm shaft 332, tooth bar 311 on gear 333 and the plunger 31, make the left side of plunger 31 at the split type pump housing 32, right cover 321, move back and forth in 322, and make the left working chamber 34 of double-action plunger pump 3 compress intracavity liquids, after the supercharging respectively in the rodless cavity 125 of one way valve 53 and output channel 43 input service cylinders 1, right working chamber 35 volumes of double-action plunger pump 3 increase, liquid in the rod chamber 124 of fuel tank 2 and working cylinder 1 is through input channel 42, the annular groove 3242 of Seal Oil stifled 324, central blind hole 3241 and one way valve 52 enter in the right working chamber 35, and so forth, the rodless cavity 125 interior fluid pressures of working cylinder 1 are increased gradually, the piston 11 of working cylinder 1 is extrapolated towards cylinder body 12, through quiet, moving support 61,62, promote two sleepers 7 and relatively move.Finish the sleeper respacing operation.

When operation finishes, open oil return valve 55, make the rodless cavity 125 interior liquid of working cylinder 1 go into fuel tank 2 45 times through oil return valve 55 and drainback passage.

Internal pressure increases when system, and when surpassing the limit value of overflow valve 56, overflow valve 56 is opened, and makes the rodless cavity 125 interior pressure fluids of working cylinder 1 flow into fuel tanks 2, system's release through overflow valve 56 and overflow ducts 46.

Claims (4)

1, the hydraulic square-positioning apparatus for rail-tie laying that manual double-action plunger pump drives, it is by working cylinder, fuel tank, pump, oil circuit, control valve and executing agency form, working cylinder is made up of piston and cylinder body, one end of piston and cylinder body is respectively equipped with pin-and-hole, piston places in the cylinder body, and cylinder body is divided into rod chamber and rodless cavity, fuel tank is positioned on the working cylinder cylinder body, oil circuit is by the pump input channel, the pump output channel, drainback passage, overflow ducts and interface channel are formed, and control valve is by input, one way valve on the output channel, oil return valve on the drainback passage and the overflow valve on the overflow ducts are formed; Executing agency is by forming with quiet, the moving support that the working cylinder cylinder body is connected with piston rod respectively, it is characterized in that described pump is a double-action plunger pump, it is made up of plunger, the split type pump housing and actuator, split type pump is the left and right cover of coaxial line that is positioned at fuel tank, the two ends of plunger place in the left and right cover of the split type pump housing, and making its two ends constitute left and right working chamber respectively and between the split type pump housing, its stage casing is provided with tooth bar; Actuator is made up of rocking arm, rocker arm shaft and gear, and the axis of rocker arm shaft is vertical with plunger axis, and rocking arm and gear are fixedly mounted on the rocker arm shaft, the tooth bar engagement on gear and the plunger; Input channel is the two passes between left and right working chamber of double-action plunger pump and fuel tank; Output channel is the two passes between left and right working chamber of double-action plunger pump and working cylinder rodless cavity.

2, the hydraulic square-positioning apparatus for rail-tie laying of manual double-action plunger pump driving according to claim 1 is characterized in that described working cylinder cylinder body and fuel tank are siamese part; The left and right cover of the split type pump housing of double-action plunger pump for extending internally from the left and right sidewall of fuel tank.

3, the hydraulic square-positioning apparatus for rail-tie laying of manual double-action plunger pump driving according to claim 1 and 2 is characterized in that the axis of described double-action plunger pump is parallel to the axis of working cylinder.

4, the hydraulic square-positioning apparatus for rail-tie laying that drives of manual double-action plunger pump according to claim 3 is characterized in that being provided with Seal Oil in the left and right cover outside of the split type pump housing of double-action plunger pump blocks up; Article two, input channel has respectively and is positioned at blind hole and the annular groove of left and right Seal Oil on stifled.

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