CN209540013U - The cylinder barrel of anticollision - Google Patents

Abstract

The utility model discloses the cylinder barrels of the anticollision of anticollision cylinder barrel technical field, including cylinder barrel ontology, the front and back side of the cylinder barrel ontology is respectively arranged with front port and rear port, and the surface fixing sleeve of cylinder barrel ontology is connected to several bearing connections, the surface of the bearing connection is socketed with anticollision steel bushing, and bearing connection includes bearing inner race and bearing outer ring, axis pearl is provided between the bearing inner race and bearing outer ring, the inner wall of the bearing inner race and the surface of cylinder barrel ontology are fixedly welded, the outer surface of the bearing outer ring and the inner wall of anticollision steel bushing are fixedly welded.Carrying out rotation along the direction of power when anticollision steel bushing stress is hit being capable of effective decomposing force; the shock of object is set to be converted to the form that is close to; mitigate impact significantly; cylinder barrel ontology can work normally under the protection of anticollision steel bushing; and it is greatly improved the service life of device, reduces security risk.

Description

The cylinder barrel of anticollision

Technical field

The utility model relates to anticollision cylinder barrel technical fields, the specially cylinder barrel of anticollision.

Background technique

Cylinder barrel is the main body of hydraulic cylinder, there is enough strength and stiffness, is suitable for various engineering machinery, hoisting machinery, mine Mountain is mechanical and the hydraulic piston transmission system of agricultural transportation vehicle, dump truck etc., current cylinder barrel surface exposure it is extraneous often Be easy accidentally to be hit by other objects, such as engineering machinery is at work, the cylinder barrel in the hydraulic system of device often by Rubble or other rigid objects are hit, this causes cylinder barrel to be easy to be hit deformation, influences the normal fortune of internal piston bar and piston Row, and it is easy to happen risk of rupture, since internal pressure is very high, it will cause sizable security risk.

Utility model content

The purpose of this utility model is to provide the cylinder barrels of anticollision, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: the cylinder barrel of anticollision, including cylinder barrel ontology, The front and back side of the cylinder barrel ontology is respectively arranged with front port and rear port, and the surface fixing sleeve of cylinder barrel ontology be connected to it is several A bearing connection, the surface of the bearing connection is socketed with anticollision steel bushing, and bearing connection includes bearing inner race And bearing outer ring, axis pearl, the inner wall and cylinder barrel ontology of the bearing inner race are provided between the bearing inner race and bearing outer ring Surface be fixedly welded, the inner wall of the outer surface and anticollision steel bushing of the bearing outer ring is fixedly welded.

Preferably, minimum no less than three of the quantity of the bearing connection, and two bearing connections of arbitrary neighborhood The distance between be equal.

Preferably, the equal length of the length of the cylinder barrel ontology and anticollision steel bushing, and bearing connection is uniformly set Be placed in wallflow in cylinder barrel body surface and anticollision steel bushing at gap in.

Preferably, the front port of the front port face of the cylinder barrel ontology and anticollision steel bushing is in face of neat, and cylinder barrel ontology Rear port face and anticollision steel bushing rear port in face of neat.

Preferably, the gap distance between the cylinder barrel ontology and anticollision steel bushing is not more than the one of cylinder barrel ontology internal diameter Half.

Compared with prior art, the utility model has the beneficial effects that

1, anticollision steel bushing stress hit when along the direction of power carry out rotation can effective decomposing force, make object Shock be converted to the form that is close to, mitigate impact significantly, cylinder barrel ontology can work normally under the protection of anticollision steel bushing, and And it is greatly improved the service life of device, reduce security risk.

2, the distance between two bearing connections of arbitrary neighborhood are equal, and evenly arranged bearing connection can be to anti- It hits steel bushing and carries out even support, and effective dispersing impact forces.

Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

Fig. 1 is utility model diagram；

Fig. 2 is the utility model section view；

Fig. 3 is regional enlarged drawing at A in Fig. 2.

In attached drawing, parts list represented by the reference numerals are as follows:

1- cylinder barrel ontology, 2- bearing connection, 3- anticollision steel bushing, 21- bearing inner race, 22- axis pearl, 23- bearing outer ring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: the cylinder barrel of anticollision, including cylinder barrel ontology 1, cylinder The front and back side of cylinder ontology 1 is respectively arranged with front port and rear port, and the surface fixing sleeve of cylinder barrel ontology 1 is connected to several axis Connector 2 is held, the surface of bearing connection 2 is socketed with anticollision steel bushing 3, and bearing connection 2 includes 21 He of bearing inner race Bearing outer ring 23 is provided with axis pearl 22, the inner wall and cylinder barrel ontology 1 of bearing inner race 21 between bearing inner race 21 and bearing outer ring 23 Surface be fixedly welded, the inner wall of the outer surface and anticollision steel bushing 3 of bearing outer ring 23 is fixedly welded, and anticollision steel bushing 3 exists Cylinder barrel ontology 1 is had no effect when rotation, because of the bearing of the inner wall of anticollision steel bushing 3 and bearing connection 2 Outer ring 23 is fixedly welded, and bearing outer ring 23 is synchronous with the rotation of anticollision steel bushing 3, and bearing inner race 21 is kept fixed, and in bearing Circle 21 is fixed on 1 surface of cylinder barrel ontology, therefore the rotation of anticollision steel bushing 3 does not constitute influence to cylinder barrel ontology 1.

Further, in the above scheme, minimum no less than three of the quantity of bearing connection 2, and arbitrary neighborhood two The distance between a bearing connection 2 is equal, and evenly arranged bearing connection 2 can carry out anticollision steel bushing 3 uniformly It supports, and effective dispersing impact forces, the quantity for the bearing connection 2 being arranged in the present embodiment is six.

Further, in the above scheme, the equal length of the length of cylinder barrel ontology 1 and anticollision steel bushing 3, and bearing Connector 2 be uniformly arranged on wallflow in 1 surface of cylinder barrel ontology and anticollision steel bushing 3 at gap in.

Further, in the above scheme, the front port of the front port face of cylinder barrel ontology 1 and anticollision steel bushing 3 faces neat, And the rear port of the rear port face of cylinder barrel ontology 1 and anticollision steel bushing 3 is in face of together, can cover cylinder barrel ontology 1 and avoid comprehensively It is knocked.

Further, in the above scheme, the gap distance between cylinder barrel ontology 1 and anticollision steel bushing 3 is not more than cylinder barrel The half of 1 internal diameter of ontology, the internal diameter of cylinder barrel ontology 1 is five centimetres in the present embodiment, and cylinder barrel ontology 1 and anticollision steel bushing 3 it Between gap be two centimetres.

One concrete application of the present embodiment are as follows: during the work time, if there is object accidentally to hit cylinder barrel, then cylinder barrel The anticollision steel bushing 3 of 1 outer surface of ontology object first hits contact, when hitting, due to the material of anticollision steel bushing 3 itself Hardness and strength are all very excellent, thus can effective protection, anticollision steel bushing 3 is able to carry out rotation at the same time, in stress When shock along the direction of power carry out rotation can effective decomposing force, so that the shock of object is converted to the form that is close to, greatly Big to mitigate impact, cylinder barrel ontology 1 can work normally under the protection of anticollision steel bushing 3, and be greatly improved device Service life reduces security risk.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. the cylinder barrel of anticollision, including cylinder barrel ontology (1), it is characterised in that: the front and back side of the cylinder barrel ontology (1) is respectively set There are front port and rear port, and the surface fixing sleeve of cylinder barrel ontology (1) is connected to several bearing connections (2), the bearing The surface of connector (2) is socketed with anticollision steel bushing (3), and bearing connection (2) includes outside bearing inner race (21) and bearing Enclose (23), be provided with axis pearl (22) between the bearing inner race (21) and bearing outer ring (23), the bearing inner race (21) it is interior Wall and the surface of cylinder barrel ontology (1) are fixedly welded, the outer surface of the bearing outer ring (23) and the inner wall of anticollision steel bushing (3) It is fixedly welded.

2. the cylinder barrel of anticollision according to claim 1, it is characterised in that: the quantity of the bearing connection (2) is minimum No less than three, and the distance between two bearing connections (2) of arbitrary neighborhood are equal.

3. the cylinder barrel of anticollision according to claim 1, it is characterised in that: the length and anticollision of the cylinder barrel ontology (1) The equal length of steel bushing (3) is hit, and bearing connection (2) is uniformly arranged on cylinder barrel ontology (1) surface and anticollision steel bushing (3) Interior wallflow at gap in.

4. the cylinder barrel of anticollision according to claim 1, it is characterised in that: the front port face of the cylinder barrel ontology (1) with The front port of anticollision steel bushing (3) is in face of neat, and the rear port in the rear port face of cylinder barrel ontology (1) and anticollision steel bushing (3) In face of neat.

5. the cylinder barrel of anticollision according to claim 1, it is characterised in that: the cylinder barrel ontology (1) and anticollision steel bushing (3) the gap distance between is not more than the half of cylinder barrel ontology (1) internal diameter.