CN213775904U - Small water pressure riding wheel centering oil cylinder - Google Patents

Abstract

The utility model discloses a little water pressure riding wheel centering hydro-cylinder, including the bush, the surface cover of bush is equipped with the earrings, the top fixedly connected with piston rod of earrings, the bottom cover on piston rod surface is equipped with the uide bushing, the surface cover of uide bushing is equipped with the cylinder, the top cover on piston rod surface is equipped with the piston, the surface at piston top is provided with the rear end cap. The utility model discloses a set up the bush, the earrings, the piston rod, the uide bushing, the cylinder, the intermediate support, the buffering plunger, the tight nut of piece together, the cooperation of piston and rear end cap is used, can provide the buffer protection to the contact department of piston with the uide bushing, the life of little water pressure riding wheel centering hydro-cylinder is longer like this, little water pressure riding wheel centering hydro-cylinder has been solved in the use, lack elasticity protection when contacting because of piston and uide bushing, make both direct collision easily, cause the damage of part, thereby lead to little water pressure riding wheel centering hydro-cylinder to appear the short problem of life.

Description

Small water pressure riding wheel centering oil cylinder

Technical Field

The utility model relates to the field of hydraulic technology, specifically a little water pressure riding wheel centering hydro-cylinder.

Background

The hydraulic transmission is one of transmission modes, the hydraulic transmission takes liquid as a working medium, the power is transmitted by utilizing the pressure energy of the liquid, a complete hydraulic system consists of five parts, namely, an energy source device, an executing device, a control and regulation device, an auxiliary device and a liquid medium, the executing elements (a hydraulic cylinder and a hydraulic motor) of the hydraulic system are used for converting the pressure energy of the liquid into mechanical energy so as to obtain required linear reciprocating motion or rotary motion, the hydraulic system has the characteristics of large transmission power, easy transmission and configuration and the like, the hydraulic system is widely applied in industrial and civil industries, various types of oil cylinders in the hydraulic system are various, a small water pressure riding wheel centering oil cylinder is one of the oil cylinders, and the existing small water pressure riding wheel centering oil cylinder lacks elastic protection when a piston is in contact with a guide sleeve in the use process, so that the piston and the guide sleeve are easy to directly collide with each other to cause damage of parts, therefore, the problem that the service life of the oil cylinder is short in the centering process of the small water pressure riding wheel is caused, and great economic loss is brought to a user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little water pressure riding wheel centering hydro-cylinder possesses the advantage that provides buffer protection to the contact department of piston and uide bushing, has solved little water pressure riding wheel centering hydro-cylinder in the use, lacks the elasticity protection when contacting because of piston and uide bushing, makes both direct collisions easily, causes the damage of part to lead to little water pressure riding wheel centering hydro-cylinder to appear the shorter problem of life.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a little water pressure riding wheel centering hydro-cylinder, includes the bush, the surface cover of bush is equipped with the earrings, the top fixedly connected with piston rod of earrings, the bottom cover on piston rod surface is equipped with the uide bushing, the surface cover of uide bushing is equipped with the cylinder, the top cover on piston rod surface is equipped with the piston, the surface at piston top is provided with the rear end cap, the bottom of rear end cap extends to the top of cylinder inner chamber, the center department cover on cylinder surface is equipped with the intermediate strut, the surface at intermediate strut top and the outer lane cover that is located the cylinder are equipped with the concatenation nut, the bottom on piston surface and the outer lane cover that is located the piston rod are equipped with buffering plunger.

Preferably, the joint of the surface of the outer ring of the guide sleeve and the cylinder barrel is hermetically connected through an O-shaped ring I, and the top of the inner ring of the cylinder barrel and the top of the surface of the outer ring of the piston rod are sequentially sleeved with a T-shaped support ring and an XY ring for a hole from top to bottom.

Preferably, the bottom of the surface of the outer ring of the piston rod and the joint of the guide sleeve are sequentially sleeved with a dustproof ring, a sealing ring for a shaft, a Stent seal and a support ring from bottom to top.

Preferably, the bottom of the piston rod extends to the inner cavity of the earring, and the joint of the piston rod and the earring and the joint of the piston rod and the piston are fixedly connected through a first cone end set screw and a second cone end set screw respectively.

Preferably, an O-shaped ring II is sleeved at the top of the surface of the outer ring of the piston rod and at the bottom of the inner ring of the piston.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the bush, the earrings, the piston rod, the uide bushing, the cylinder, the intermediate support, the buffering plunger, the piecing nut, the cooperation of piston and rear end cap is used, can provide the buffer protection to the contact department of piston and uide bushing, the life of little water pressure riding wheel centering hydro-cylinder is longer like this, little water pressure riding wheel centering hydro-cylinder has been solved in the use, lack elasticity protection when contacting because of piston and uide bushing, make both direct impact easily, cause the damage of part, thereby lead to little water pressure riding wheel centering hydro-cylinder to appear the short problem of life, be worth promoting.

2. The utility model discloses a set up O shape circle one, can seal the junction of uide bushing and cylinder, through the cooperation of T type support ring and for hole XY circle, can seal the junction of cylinder and piston rod, through setting up the dust ring, the axle is with the sealing washer, stetcock and the cooperation of support ring, can seal the junction of piston rod and uide bushing, through awl end holding screw one, can fix a position piston rod and earrings, through awl end holding screw two, can fix a position the junction of piston rod and piston.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises a bushing 1, an earring 2, a piston rod 3, a guide sleeve 4, a cylinder 5, a middle support 6, a buffer plunger 7, a split nut 8, a piston 9, a rear end cover 10, a cone end fastening screw I11, a dust-proof ring 12, a shaft sealing ring 13, a shaft seal 14, a cone seal 15, an O-shaped ring I16, a ring II 17, a T-shaped support ring 18, an XY ring for a hole 19 and a cone end fastening screw II 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a small water pressure riding wheel centering oil cylinder comprises a bushing 1, wherein an ear ring 2 is sleeved on the surface of the bushing 1, a piston rod 3 is fixedly connected to the top of the ear ring 2, a guide sleeve 4 is sleeved on the bottom of the surface of the piston rod 3, a dustproof ring 12, a shaft sealing ring 13, a stet seal 14 and a support ring 16 are sequentially sleeved on the joint of the bottom of the outer ring surface of the piston rod 3 and the guide sleeve 4 from bottom to top, the joint of the piston rod 3 and the guide sleeve 4 can be sealed by arranging the dustproof ring 12, the shaft sealing ring 13, the stet seal 14 and the support ring 16 in a matching manner, a cylinder 5 is sleeved on the surface of the guide sleeve 4, a piston 9 is sleeved on the top of the surface of the piston rod 3, a rear end cover 10 is arranged on the surface of the top of the piston 9, the bottom of the rear end cover 10 extends to the top of the inner cavity of the cylinder 5, the bottom of the piston rod 3 extends to the inner cavity of the ear ring 2, and the joint of the piston rod 3 and the piston 9 are respectively provided with a cone end fastening screw 11 The piston rod 3 and the lug ring 2 can be positioned through the first cone end set screw 11, the joint of the piston rod 3 and the piston 9 can be positioned through the second cone end set screw 20, the middle support 6 is sleeved at the center of the surface of the cylinder 5, the splicing nut 8 is sleeved on the surface of the top of the middle support 6 and the outer ring of the cylinder 5, the buffering plunger 7 is sleeved at the bottom of the surface of the piston 9 and the outer ring of the piston rod 3, the buffering protection can be provided for the contact part of the piston 9 and the guide sleeve 4 by the matching use of the bushing 1, the lug ring 2, the piston rod 3, the guide sleeve 4, the cylinder 5, the middle support 6, the buffering plunger 7, the splicing nut 8, the piston 9 and the rear end cover 10, so that the service life of the small water pressure riding wheel centering oil cylinder is longer, and the problem that the small water pressure riding wheel centering oil cylinder is used in the using process is solved, lack elasticity protection when piston 3 and uide bushing 4 contact, make both direct collision easily, cause the damage of part, thereby lead to little water pressure riding wheel centering hydro-cylinder to appear the short problem of life, it is worth promoting, the junction of the surface of uide bushing 4 outer lane and cylinder 5 is through O shape circle one 15 sealing connection, the top of cylinder 5 inner circle and the top of piston rod 3 outer lane surface are from last to overlapping in proper order has T type support ring 18 and hole to use XY circle 19, the top of piston rod 3 outer lane surface just is located the bottom cover of piston 9 inner circle and is equipped with O shape circle two 17, through setting up O shape circle one 15, can seal the junction of uide bushing 4 and cylinder 15, cooperation through T type support ring 18 and hole to use XY circle 19, can seal the junction of cylinder 5 and piston rod 3.

When the small water pressure riding wheel centering oil cylinder is used, the bushing 1, the earrings 2, the piston rod 3, the guide sleeve 4, the cylinder barrel 5, the middle support 6, the buffer plunger 7, the split nut 8, the piston 9 and the rear end cover 10 are matched for use, buffer protection can be provided for the contact part of the piston 9 and the guide sleeve 4, so that the service life of the small water pressure riding wheel centering oil cylinder is longer, and the problem that the service life of the small water pressure riding wheel centering oil cylinder is shorter due to the fact that the piston 3 and the guide sleeve 4 are lack of elastic protection when in contact in the use process of the small water pressure riding wheel centering oil cylinder, parts are easily damaged due to direct collision between the piston 3 and the guide sleeve 4 is solved; in the process that the piston rod 3 drives the piston 9 to descend, the buffering plunger 7 descends together, and the piston 9 and the guide sleeve 4 are prevented from generating hard collision.

All kinds of parts used in this application file are standard parts, can purchase from the market, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet and welding among the prior art, and machinery, part and electrical equipment all adopt conventional model among the prior art, and circuit connection adopts conventional connected mode among the prior art, and electrical equipment all communicates with external safe power supply, does not make specific statement here again.

In summary, the following steps: this little water pressure riding wheel centering hydro-cylinder, through setting up bush 1, earrings 2, piston rod 3, uide bushing 4, cylinder 5, middle support 6, buffering plunger 7, the tight nut 8 of piece together, the cooperation of piston 9 and rear end cap 10 is used, can provide buffer protection to the contact department of piston 9 with uide bushing 4, little water pressure riding wheel centering hydro-cylinder in the use has been solved, lack elasticity protection when contacting because of piston 3 with uide bushing 4, make both direct collision easily, cause the damage of part, thereby lead to little water pressure riding wheel centering hydro-cylinder to appear the short problem of life.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a little water pressure riding wheel centering hydro-cylinder, includes bush (1), its characterized in that: the surface cover of bush (1) is equipped with earrings (2), the top fixedly connected with piston rod (3) of earrings (2), the bottom cover on piston rod (3) surface is equipped with uide bushing (4), the surface cover of uide bushing (4) is equipped with cylinder (5), the top cover on piston rod (3) surface is equipped with piston (9), the surface at piston (9) top is provided with rear end cap (10), the bottom of rear end cap (10) extends to the top of cylinder (5) inner chamber, the center department cover on cylinder (5) surface is equipped with middle support (6), the surface at middle support (6) top and the outer lane cover that is located cylinder (5) are equipped with splice nut (8), the outer lane cover that the bottom on piston (9) surface and is located piston rod (3) is equipped with buffering plunger (7).

2. The small water pressure riding wheel centering oil cylinder as claimed in claim 1, wherein: the surface of the outer ring of the guide sleeve (4) is in sealing connection with the connecting part of the cylinder barrel (5) through an O-shaped ring I (15), and the top of the inner ring of the cylinder barrel (5) and the top of the surface of the outer ring of the piston rod (3) are sequentially provided with a T-shaped support ring (18) and an XY ring (19) for a hole in a sleeved mode from top to bottom.

3. The small water pressure riding wheel centering oil cylinder as claimed in claim 1, wherein: the bottom of the surface of the outer ring of the piston rod (3) is connected with the guide sleeve (4) in a connecting manner, and the dust ring (12), the shaft sealing ring (13), the Stent seal (14) and the support ring (16) are sequentially sleeved at the bottom of the connecting portion from bottom to top.

4. The small water pressure riding wheel centering oil cylinder as claimed in claim 1, wherein: the bottom of piston rod (3) extends to the inner chamber of earring (2), the junction of piston rod (3) and earring (2) and the junction of piston rod (3) and piston (9) are respectively through awl end holding screw one (11) and awl end holding screw two (20) fixed connection.

5. The small water pressure riding wheel centering oil cylinder as claimed in claim 1, wherein: and an O-shaped ring II (17) is sleeved at the top of the outer ring surface of the piston rod (3) and at the bottom of the inner ring of the piston (9).

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