CN213270531U

CN213270531U - Oil cylinder assembly for hydraulic oil pumping unit

Info

Publication number: CN213270531U
Application number: CN202022037476.6U
Authority: CN
Inventors: 高俊
Original assignee: Qingdao Beihai Junhui Electronic Instrument Co ltd
Current assignee: Qingdao Beihai Junhui Electronic Instrument Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-25
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a cylinder assembly for hydraulic pumping unit, the on-line screen storage device comprises an installation base, fixedly connected with cylinder body on the installation base, the solid fixed ring of terminal fixedly connected with of cylinder body, be equipped with on the cylinder body and be used for realizing the fixed lantern ring mechanism of cylinder body installation, sliding connection has flexible post in the cylinder body, gu be equipped with on the fixed ring and be used for realizing the clearance mechanism to flexible post fixed stay and dust clearance. The utility model discloses rational in infrastructure, through setting up fixed lantern ring mechanism, realize through simple installation mechanism, add the buckle that plays the fixed action on the fixed of hydro-cylinder and the basis of installation, when promoting the fixed and installation intensity of hydro-cylinder, reduce the load in the hydro-cylinder installation, the load of reducing means, realize through setting up clearance mechanism, through the automatic clearance process to the flexible post at its surface dust of reciprocal flexible in-process, place in the dust gets into the hydraulic oil through flexible post, cause the influence to hydraulic use.

Description

Oil cylinder assembly for hydraulic oil pumping unit

Technical Field

The utility model relates to a hydraulic pressure oil pumping technical field especially relates to an oil cylinder subassembly for hydraulic pumping unit.

Background

The current oil extraction is usually driven by a traditional head knocking machine. In a conventional cylinder assembly, a cylinder is mounted on a cylinder bracket in a downwardly open manner, and a piston rod extends downwardly from a bottom opening of the cylinder to connect with a sucker rod of a downhole pump. However, to the condition of heavy load and long stroke, just need to set up very high hydro-cylinder support, increased the whole weight of beam-pumping unit, be not convenient for the installation dimension, and its flexible post of hydro-cylinder in the use is longer, expose for a long time in the external world, its surface can adsorb more dust, in the dust takes into the hydro-cylinder through flexible post, can influence the purity of hydraulic oil, when reducing the life of hydraulic oil, arouse the themogenesis of hydraulic oil, lead to hydraulic pressure supply capacity to descend, influence normal use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the cylinder subassembly for hydraulic pumping unit who proposes, it is through setting up fixed lantern ring mechanism, realize through simple installation mechanism, add the buckle that plays the fixed action on the fixed of hydro-cylinder and the basis of installation, when promoting the hydro-cylinder fixed with installation intensity, reduce the load in the hydro-cylinder installation, the load of reducing device, realize through setting up clearance mechanism, through the automatic cleaning process to the flexible post at its surface dust of reciprocal flexible in-process, place in the dust gets into hydraulic oil through flexible post, cause the influence to hydraulic use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cylinder subassembly for hydraulic pumping unit, includes the installation base, fixedly connected with cylinder body on the installation base, the solid fixed ring of terminal fixedly connected with of cylinder body, be equipped with on the cylinder body and be used for realizing the fixed lantern ring mechanism of cylinder body installation, sliding connection has flexible post in the cylinder body, gu be equipped with on the fixed ring and be used for realizing the clearance mechanism to flexible post fixed stay and dust clearance.

Preferably, fixed lantern ring mechanism establishes two joint rings on the cylinder body lateral wall including the cover, the lower terminal surface fixedly connected with unable adjustment base of joint ring, the up end fixedly connected with fixed block of joint ring, be equipped with the installation through-hole on the fixed block, two symmetries set up the fixed block passes through two bolt fixed connection.

Preferably, clearance mechanism is including setting up the groove of agreeing with in the fixed ring, it has adapter sleeve to agree with inslot sliding connection, the last fixedly connected with joint lantern ring of adapter sleeve, the intra-annular fixedly connected with clearance sleeve of joint lantern ring, clearance sleeve slip joint is on the lateral wall of flexible post.

Preferably, a first oil inlet pipe and a second oil inlet pipe are arranged on the side wall of the cylinder body, and both the first oil inlet pipe and the second oil inlet pipe are communicated to the inside of the cylinder body.

Preferably, the joint piece that two symmetries of fixedly connected with set up on the inside wall of joint ring, be equipped with a plurality of fixed slots on the lateral wall of cylinder body, joint piece slip joint fixed slot.

Preferably, be equipped with the connecting rod that a plurality of circumference set up between the solid fixed ring and the joint lantern ring, the left side terminal surface fixed connection of connecting rod is on solid fixed ring, the right side terminal surface of connecting rod runs through and sliding connection is in the joint lantern ring, the cover is equipped with buffer spring on the connecting rod.

Compared with the prior art, the utility model, its beneficial effect does:

1. through setting up fixed lantern ring mechanism, realize through simple installation mechanism, add the buckle that plays the fixed action on the fixed of hydro-cylinder and the basis of installation, when promoting the fixed and installation intensity of hydro-cylinder, reduce the load in the hydro-cylinder installation, reduce the load of device.

2. Realize through setting up clearance mechanism, through the automatic clearance process to telescopic column at its surface dust of reciprocal flexible in-process, place the dust and cause the influence to hydraulic use in getting into hydraulic oil through telescopic column.

Drawings

Fig. 1 is a schematic diagram of a cylinder structure of a cylinder assembly for a hydraulic pumping unit according to the present invention;

fig. 2 is a schematic view of a clamping ring of a cylinder assembly for a hydraulic pumping unit according to the present invention;

fig. 3 is a schematic view of a fixing ring of a cylinder assembly for a hydraulic pumping unit according to the present invention.

In the figure: the device comprises an installation base 1, a cylinder body 2, a fixing groove 3, a first oil inlet pipe 4, a second oil inlet pipe 5, a fixing base 6, a clamping ring 7, a fixing block 8, a clamping block 9, a fixing ring 10, a connecting rod 11, a clamping lantern ring 12, a connecting sleeve 13, a cleaning sleeve 14, a telescopic column 15 and a matching groove 16.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, an oil cylinder assembly for a hydraulic pumping unit comprises an installation base 1, a cylinder body 2 is fixedly connected to the installation base 1, a fixing ring 10 is fixedly connected to the tail end of the cylinder body 2, a fixing ring mechanism used for fixedly installing the cylinder body 2 is arranged on the cylinder body 2, a telescopic column 15 is slidably connected to the cylinder body 2, a cleaning mechanism used for fixedly supporting the telescopic column 15 and cleaning dust is arranged on the fixing ring 10, a first oil inlet pipe 4 and a second oil inlet pipe 5 are arranged on the side wall of the cylinder body 2, and the first oil inlet pipe 4 and the second oil inlet pipe 5 are communicated to the inside of the cylinder body 2.

The utility model discloses in, fixed lantern ring mechanism establishes two joint rings 7 on 2 lateral walls of cylinder body including the cover, lower terminal surface fixedly connected with unable adjustment base 6 of joint ring 7, up end fixedly connected with fixed block 8 of joint ring 7, be equipped with the installation through-hole on the fixed block 8, fixed block 8 that two symmetries set up is through two bolt fixed connection, joint piece 9 that two symmetries of fixedly connected with set up on the inside wall of joint ring 7, be equipped with a plurality of fixed slots 3 on 2's of cylinder body lateral wall, joint piece 9 slip joint fixed slot 3, through setting up fixed lantern ring mechanism, realize through simple installation mechanism, play the buckle of addding the fixed action on the basis of the fixed of hydro-cylinder and installation, when the fixed and installation intensity of hoisting cylinder, reduce the load in the hydro-cylinder installation, reduce the load of.

Clearance mechanism is including setting up the groove 16 that agrees with in solid fixed ring 10, it has connecting tube 13 to agree with sliding connection in groove 16, fixedly connected with joint sleeve ring 12 on connecting tube 13, fixedly connected with clearance sleeve pipe 14 in the joint sleeve ring 12, clearance sleeve pipe 14 slip joint is on the lateral wall of flexible post 15, be equipped with the connecting rod 11 that a plurality of circumference set up between solid fixed ring 10 and the joint sleeve ring 12, the left side terminal surface fixed connection of connecting rod 11 is on solid fixed ring 10, the right side terminal surface of connecting rod 11 runs through and sliding connection is in joint sleeve ring 12, the cover is equipped with buffer spring on the connecting rod 11, realize through setting up clearance mechanism, through the automatic clearance process to flexible post 15 at its surface dust of reciprocal flexible in-process, place in the dust gets into hydraulic oil through flexible post 15, cause the influence to hydraulic use.

The utility model discloses during the use, at first realize respectively through installation base 1 and unable adjustment base 6 that cylinder body 2 and joint ring 7 are fixed as shown in fig. 1-3, through the corresponding joint of a plurality of joint pieces 9 in the joint ring 7 and fixed slot 3 on the cylinder body 2, realize the fixed and supporting role to cylinder body 2, telescopic column 15 is at the in-process of normal work, realize the clearance to telescopic column 15 surface dust under clearance sleeve pipe 14's joint fixed action, realize the buffering and the fixing in the 12 motion processes of the joint ring under the effect of a plurality of connecting rods 11 between the joint ring 12 and the solid fixed ring 10 of this in-process, agree with the leakproofness of guaranteeing this in-process cylinder body 2 through connecting tube 13 and the slip of agreeing with groove 16.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is familiar with the technical scope of the present invention, according to the technical solution of the present invention and the utility model thereof, the concept of the present invention is equivalent to replace the ring or change, and all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a cylinder subassembly for hydraulic pumping unit, includes installation base (1), its characterized in that, fixedly connected with cylinder body (2) on installation base (1), the solid fixed ring of terminal fixedly connected with (10) of cylinder body (2), be equipped with on cylinder body (2) and be used for realizing the fixed retaining ring mechanism of cylinder body (2) installation fixed, sliding connection has flexible post (15) in cylinder body (2), be equipped with on solid fixed ring (10) and be used for realizing the clearance mechanism to flexible post (15) fixed stay and dust clearance.

2. The cylinder assembly of claim 1, wherein the fixed collar mechanism comprises two clamping rings (7) sleeved on the side wall of the cylinder body (2), the lower end face of each clamping ring (7) is fixedly connected with a fixed base (6), the upper end face of each clamping ring (7) is fixedly connected with a fixed block (8), the fixed block (8) is provided with a mounting through hole, and the two symmetrically arranged fixed blocks (8) are fixedly connected through two bolts.

3. The oil cylinder assembly for the hydraulic oil pumping unit according to claim 1, wherein the cleaning mechanism comprises a fit groove (16) arranged in the fixing ring (10), a connecting sleeve (13) is slidably connected in the fit groove (16), a clamping sleeve ring (12) is fixedly connected on the connecting sleeve (13), a cleaning sleeve (14) is fixedly connected in the clamping sleeve ring (12), and the cleaning sleeve (14) is slidably clamped on the side wall of the telescopic column (15).

4. The cylinder assembly of claim 1, wherein the side wall of the cylinder body (2) is provided with a first oil inlet pipe (4) and a second oil inlet pipe (5), and the first oil inlet pipe (4) and the second oil inlet pipe (5) are both communicated to the inside of the cylinder body (2).

5. The oil cylinder assembly of the hydraulic oil pumping unit according to claim 2, wherein two symmetrically arranged clamping blocks (9) are fixedly connected to the inner side wall of the clamping ring (7), a plurality of fixing grooves (3) are formed in the side wall of the cylinder body (2), and the clamping blocks (9) are slidably clamped in the fixing grooves (3).

6. The oil cylinder assembly for the hydraulic oil pumping unit according to claim 3, wherein a plurality of circumferentially arranged connecting rods (11) are arranged between the fixing ring (10) and the clamping sleeve ring (12), the left end face of each connecting rod (11) is fixedly connected to the fixing ring (10), the right end face of each connecting rod (11) penetrates through and is slidably connected to the clamping sleeve ring (12), and a buffer spring is sleeved on each connecting rod (11).