CN218440024U

CN218440024U - Hydro-cylinder jar head with regulation formula connection structure

Info

Publication number: CN218440024U
Application number: CN202222877782.XU
Authority: CN
Inventors: 金浩; 张月; 尹俊; 郑华
Original assignee: Danyang Hydraulic Accessories Equipment Factory Co ltd
Current assignee: Danyang Hydraulic Accessories Equipment Factory Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-02-03
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a hydro-cylinder jar head with regulation formula connection structure, including connecting base, rotation groove, swivel ring, first connecting hole and first rotation pole, the rotation groove has been seted up on the connection base, rotate the inslot and be provided with the swivel ring, be the rotation relation between swivel ring and the connection base, first connecting hole has been seted up on the swivel ring, the height that highly equals the swivel ring of first connecting hole, and first connecting hole is on the swivel ring about the axis central symmetry distribution of swivel ring. This hydro-cylinder head with regulation formula connection structure is provided with the connection base, can consolidate being connected between cylinder head and the cylinder body through the second dwang in the connection base, consolidates the threaded connection machine mode of cylinder head main part and cylinder body, fixes through the vertical male mode of second dwang, can effectually prevent that the cylinder head main part from taking place to move back the phenomenon of silk for the cylinder body, has increased the stability of cylinder head and cylinder body installation.

Description

Hydro-cylinder jar head with regulation formula connection structure

Technical Field

The utility model relates to a hydro-cylinder technical field specifically is a hydro-cylinder jar head with regulation formula connection structure.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating movement, it can save speed reducer, and has no transmission gap and stable movement, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the pneumatic cylinder is basically by the cylinder, the cylinder head, a piston, the piston rod, sealing device, buffer, constitute, china utility model CN202123382996.0, a high joint strength hydraulic cylinder head has been published, carry out structural design through the link that gives the hydraulic cylinder head, make the link be connected with the part of exerting pressure through a plurality of connecting pieces, fully dispersed the shear stress that the connecting piece received when bearing load, the joint strength of pneumatic cylinder head has been promoted, and in its actual use, only be connected through the screw thread between hydro-cylinder head and the cylinder, under the environment of high pressure work, cause the back of a thread phenomenon of cylinder head screw thread easily, and then cause the connection between cylinder head and the cylinder to take place to become flexible, the stability of hydro-cylinder use has been reduced.

We have therefore proposed a cylinder head with adjustable connection to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an hydro-cylinder jar head with regulation formula connection structure to current hydro-cylinder jar head on the existing market that the solution above-mentioned background art provided, in its actual use, only be connected through the screw thread between hydro-cylinder jar head and the cylinder, under the environment of high pressure work, cause the silk phenomenon of moving back of cylinder head screw thread easily, and then cause being connected between jar head and the cylinder to take place not hard up, reduced the problem of the stability that the hydro-cylinder used.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an hydro-cylinder head with regulation formula connection structure, is including connecting base, rotation groove, swivel ring, first connecting hole and first swivel rod, the rotation groove has been seted up on the connection base, it is provided with the swivel ring to rotate the inslot, is the rotation relation between swivel ring and the connection base, first connecting hole has been seted up on the swivel ring, the height that highly equals the swivel ring of first connecting hole, and the axis central symmetry about the swivel ring of first connecting hole on the swivel ring distributes, the inside of first connecting hole is provided with first swivel rod, be threaded connection between first swivel rod and the swivel ring, and the length of first swivel rod is less than the degree of depth of first connecting hole.

Preferably, the arc wall has been seted up to the bottom of first dwang, the inside of arc wall is provided with the second dwang, be the slip relation between second dwang and the first dwang, the fixed slot has been seted up to the bottom of swivel becket, the fixed slot is the arc recess, and the width of fixed slot is the same with the width of arc wall, the arc wall is the same with the crooked radian of fixed slot.

Preferably, the bottom of second dwang is located connecting thread hole, connecting thread hole sets up on connecting the base, be threaded connection between the bottom of second dwang and the connection base, the top of second dwang is flat cylinder structure, and the radian of second dwang lateral surface is the same with the crooked radian of arc wall, makes the top of second dwang can be in the arc wall interior circumference slip.

Preferably, the positioning ring is installed at the bottom of the inner side of the rotating ring and is located in the positioning groove, and the positioning groove is formed in the connecting base.

Preferably, a central through hole is formed in the connecting base, and a top sealing ring is mounted at the top of the central through hole.

Preferably, the bottom of the connecting base is provided with a cylinder head main body, the cylinder head main body and the connecting base are of an integrated structure, the top of the outer side of the cylinder head main body is provided with a thread, and the middle of the outer side of the cylinder head main body is provided with an external sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that: the cylinder head of the oil cylinder with the adjustable connecting structure,

(1) The connecting base is arranged, the connection between the cylinder head and the cylinder body can be reinforced through the second rotating rod in the connecting base, the threaded connection machine mode of the cylinder head main body and the cylinder body is reinforced, the cylinder head main body is fixed in a vertical insertion mode through the second rotating rod, the phenomenon that the cylinder head main body is withdrawn relative to the cylinder body can be effectively prevented, and the mounting stability of the cylinder head and the cylinder body is improved;

(2) Be provided with adjustable swivel becket, adjust through the rotation to the swivel becket, can make the swivel becket pass through the fixed slot and carry on spacingly to the top of second dwang, prevent second dwang rebound, stopped the second dwang to take place to move back the phenomenon of silk, increased the stability that the second dwang is connected cylinder head main part and cylinder body, and through the regulation to the swivel becket, be convenient for dismantle the second dwang, reduced the maintenance degree of difficulty to the cylinder head.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present invention;

FIG. 2 is a schematic view of the vertical cross-section structure of the connection base of the present invention;

FIG. 3 is a schematic view of the rotating ring of the present invention;

fig. 4 is an enlarged schematic structural view of a in fig. 3 according to the present invention.

In the figure: 1. connecting a base; 2. a rotating groove; 3. a rotating ring; 4. a first connection hole; 5. a first rotating lever; 6. an arc-shaped slot; 7. a second rotating lever; 8. fixing grooves; 9. connecting threaded holes; 10. a positioning ring; 11. positioning a groove; 12. a top seal ring; 13. a central through hole; 14. a cylinder head main body; 15. an outer seal ring.

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. 1-4, the present invention provides a technical solution: the utility model provides an hydro-cylinder head with regulation formula connection structure, including connecting base 1, rotation groove 2, swivel ring 3, first connecting hole 4, first rotation pole 5, the arc wall 6, second dwang 7, fixed slot 8, connecting thread hole 9, holding ring 10, constant head tank 11, top seal 12, central through hole 13, jar head main part 14 and external seal 15, connection base 1 has been last to have seted up rotation groove 2, be provided with swivel ring 3 in the rotation groove 2, be the rotation relation between swivel ring 3 and the connection base 1, first connecting hole 4 has been seted up on swivel ring 3, the height that highly equals swivel ring 3 of first connecting hole 4, and first connecting hole 4 is in the axis central symmetric distribution of swivel ring 3 on swivel ring 3, the inside of first connecting hole 4 is provided with first rotation pole 5, be threaded connection between first rotation pole 5 and the swivel ring 3, and the length of first rotation pole 5 is less than the degree of depth of first connecting hole 4.

Arc wall 6 has been seted up to the bottom of first dwang 5, the inside of arc wall 6 is provided with second dwang 7, be the slip relation between second dwang 7 and the first dwang 5, make second dwang 7 can slide out arc wall 6, fixed slot 8 has been seted up to the bottom of rotating ring 3, fixed slot 8 is the arc recess, and the width of fixed slot 8 is the same with the width of arc wall 6, arc wall 6 is the same with the 8 crooked radians of fixed slot, conveniently make second dwang 7 remove to in the fixed slot 8.

The bottom of second dwang 7 is located connecting thread hole 9, and connecting thread hole 9 is seted up on connecting base 1, and the bottom of second dwang 7 and be connected for threaded connection between the base 1, fix connecting base 1 through second dwang 7, and the top of second dwang 7 is flat cylinder structure, and the radian of 7 lateral surfaces of second dwang is the same with the 6 crooked radians of arc wall, makes the top of second dwang 7 can be in the 6 internal circumference of arc wall slip.

The positioning ring 10 is installed at the bottom of the inner side of the rotating ring 3, the positioning ring 10 is located in the positioning groove 11, the positioning groove 11 is formed in the connecting base 1, and the rotating ring 3 is prevented from being separated from the connecting base 1 through the positioning ring 10.

Connect the inside of base 1 and seted up central through-hole 13, be convenient for the hydraulic stem passes through central through-hole 13 and connects base 1, and top sealing washer 12 is installed at the top of central through-hole 13, prevents that the dust from entering into central through-hole 13.

The bottom of the connecting base 1 is provided with a cylinder head main body 14, the cylinder head main body 14 and the connecting base 1 are of an integrated structure, the top of the outer side of the cylinder head main body 14 is provided with threads, the cylinder head main body 14 is conveniently and preliminarily fixed, an external sealing ring 15 is arranged in the middle of the outer side of the cylinder head main body 14, and the sealing performance of the cylinder head main body 14 is improved.

The working principle is as follows: when using this hydro-cylinder head that has regulation formula connection structure, at first remove the device to the place that needs to use, insert the bottom of cylinder head main part 14 into the hydro-cylinder body, assault external seal 15 and increase the sealed effect of cylinder head main part 14 and cylinder body, screw through the cylinder head main part 14 outside with cylinder head main part 14 primary mount on the cylinder body, make the push rod in the cylinder body insert to central through-hole 13 in, prevent through top sealing washer 12 that the dust from entering to central through-hole 13 in.

Then, a screwdriver is used to rotate the first rotating rod 5, so that the first rotating rod 5 moves downwards in the first connecting hole 4, meanwhile, the first rotating rod 5 drives the second rotating rod 7 to rotate through the clamping of the arc-shaped groove 6 and the top of the second rotating rod 7, so that the second rotating rod 7 moves downwards in the connecting threaded hole 9, the bottom of the connecting threaded hole 9 is gradually inserted into the mounting hole of the cylinder body, the cylinder body and the connecting base 1 are connected and fixed until the bottom of the first rotating rod 5 contacts with the connecting base 1, and at this time, the arc-shaped groove 6 and the inner side of the fixed groove 8 are located on the same circle, i.e., the rotating ring 3 is rotated, so that the rotating ring 3 rotates on the connecting base 1 through the positioning ring 10, so that the rotating ring 3 drives the first rotating rod 5 to rotate on the second rotating rod 7, so that the top of the second rotating rod 7 moves from the arc-shaped groove 6 to the fixed groove 8, and the second rotating rod 7 is prevented from moving upwards through the rotating ring 3, and what is not described in detail in this specification belongs to the prior art known by the professional technical field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an hydro-cylinder head with regulation formula connection structure, is including connecting base (1), rotation groove (2), swivel becket (3), first connecting hole (4) and first rotation pole (5), its characterized in that: the utility model discloses a rotary joint, including connection base (1), be provided with rotation groove (2) on connection base (1), be provided with swivel becket (3) in rotation groove (2), be the rotation relation between swivel becket (3) and connection base (1), first connecting hole (4) have been seted up on swivel becket (3), the height that highly equals swivel becket (3) of first connecting hole (4), and first connecting hole (4) are in the axis central symmetry distribution of swivel becket (3) on swivel becket (3), the inside of first connecting hole (4) is provided with first pivot pole (5), be threaded connection between first pivot pole (5) and the swivel becket (3), and the length of first pivot pole (5) is less than the degree of depth of first connecting hole (4).

2. The hydro-cylinder head with adjustable connection of claim 1 wherein: arc wall (6) have been seted up to the bottom of first dwang (5), the inside of arc wall (6) is provided with second dwang (7), be the slip relation between second dwang (7) and first dwang (5), fixed slot (8) have been seted up to the bottom of rotating ring (3), fixed slot (8) are the arc recess, and the width of fixed slot (8) is the same with the width of arc wall (6), arc wall (6) are the same with fixed slot (8) crooked radian.

3. The hydro-cylinder head with adjustable connection of claim 2, characterized in that: the bottom of second dwang (7) is located connecting thread hole (9), connecting thread hole (9) are seted up on connecting base (1), be threaded connection between the bottom of second dwang (7) and the connection base (1), the top of second dwang (7) is flat cylinder structure, and the radian of second dwang (7) lateral surface is the same with arc wall (6) crooked radian, makes the top of second dwang (7) can be at arc wall (6) internal circumference slip.

4. The hydro-cylinder head with adjustable connection of claim 1 wherein: the positioning device is characterized in that a positioning ring (10) is installed at the bottom of the inner side of the rotating ring (3), the positioning ring (10) is located in a positioning groove (11), and the positioning groove (11) is formed in the connecting base (1).

5. The hydro-cylinder head with adjustable connection of claim 1 wherein: connect the inside of base (1) and seted up central through-hole (13), top sealing washer (12) are installed at the top of central through-hole (13).

6. The hydro-cylinder head with adjustable connection of claim 1 wherein: the cylinder head is characterized in that a cylinder head main body (14) is arranged at the bottom of the connecting base (1), the cylinder head main body (14) and the connecting base (1) are of an integrated structure, threads are formed in the top of the outer side of the cylinder head main body (14), and an external sealing ring (15) is installed in the middle of the outer side of the cylinder head main body (14).