CN211175660U

CN211175660U - High-pressure oil pipe joint for large-scale engineering equipment

Info

Publication number: CN211175660U
Application number: CN201922018977.7U
Authority: CN
Inventors: 张小林; 彭坚
Original assignee: Hualai Changzhou Hydraulic Technology Co ltd
Current assignee: Hualai Changzhou Hydraulic Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-08-04
Anticipated expiration: 2029-11-20

Abstract

The utility model provides a high pressure fuel pipe joint for large-scale engineering equipment, including the joint body and be located joint body both ends and respectively rather than the first joint and the second joint of intercommunication, the outer end of first joint with the second joint is equipped with the connecting portion of being connected with high pressure fuel pipe respectively, joint body middle part is equipped with fixing device, fixing device includes staple bolt subassembly and damper assembly, the staple bolt subassembly includes last staple bolt and lower staple bolt, lower staple bolt inner wall middle part is equipped with spacing tooth, joint body outer wall middle part be equipped with the tooth's socket that spacing tooth corresponds; the damping assembly comprises a pin column, the pin column is vertically arranged in the middle of the outer wall of the lower anchor ear, a barb is arranged on the outer side of the end part of the pin column, a stop block is sleeved on the pin column on the inner side of the barb, and a damping spring is sleeved on the pin column between the stop block and the lower anchor ear; has the advantages of good damping effect and convenient installation.

Description

High-pressure oil pipe joint for large-scale engineering equipment

Technical Field

The utility model belongs to the technical field of the oil pipe connects, concretely relates to a high pressure fuel pipe connects for large-scale engineering equipment.

Background

The high-pressure oil pipe joint is a joint for connecting a high-pressure oil pipe of an engine and is an essential part in large-scale engineering equipment; the existing high-pressure oil pipe joint is free of installation and fixing structures, only serves as a joint for connecting an oil pipe, the joint is fixed on an engine through pipe clamp installation, however, in the working process of the engine, the installation structure is easy to cause pipeline vibration and fatigue fracture of the oil pipe, and the pipe clamp is troublesome to install and adjust, the assembly speed is low, the assembly efficiency is low, and in order to solve the problems, a novel high-pressure oil pipe joint capable of being used for large-scale engineering equipment is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high pressure fuel pipe connects for large-scale engineering equipment to solve in large-scale engineering equipment, connect engine high pressure fuel pipe's joint, take place the damage because of the vibration easily, install inconvenient problem simultaneously.

The utility model provides a following technical scheme:

a high-pressure oil pipe joint for large-scale engineering equipment comprises a joint body, a first joint and a second joint, wherein the first joint and the second joint are positioned at two ends of the joint body and are respectively communicated with the two ends of the joint body; damping component includes the round pin post, the round pin post is vertical to be located staple bolt outer wall middle part down, round pin post outside end is equipped with the barb, the barb is inboard the cover is equipped with the dog on the round pin post, the dog with between the staple bolt down the cover is equipped with damping spring on the round pin post.

Furthermore, the number of the barbs is 4-6, and the barbs are uniformly arranged on the outer wall of the bottom of the pin column at intervals.

Further, the barb is including locating the recess of round pin post outer wall, be equipped with head rod, second connecting rod, reset spring and right angle board in the recess, the top of right angle board with the recess bottom is articulated, the right angle end of right angle board with the head rod is articulated, the head rod with the second connecting rod is articulated, the second connecting rod with recess inner wall top is articulated, reset spring connect in the head rod with the second connecting rod meet the position with between the recess top middle part.

Furthermore, the two ends of the upper hoop are respectively provided with a buckle, and the two ends of the lower hoop are respectively provided with a clamping groove corresponding to the buckle.

The utility model has the advantages that:

the utility model relates to a high pressure fuel pipe connects for large-scale engineering equipment through setting up fixing device, realizes the fixed mounting and the shock attenuation effect of butt joint body, and it is firm fixed through staple bolt subassembly butt joint body, cushions through the vibrations of damper assembly butt joint body to the installation is simple and convenient, and the practicality is good.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the installation structure of the present invention;

fig. 3 is a schematic view of the barb extending structure of the present invention;

fig. 4 is a schematic view of the barb retracting structure of the present invention;

labeled as: 1. the connector comprises a connector body, 11 tooth grooves, 2 first connectors, 3 second connectors, 4 fixing devices, 41 hoop components, 411 upper hoops, 412 lower hoops, 413 limiting teeth, 414 buckles, 415 clamping grooves, 42 damping components, 421 pin columns, 422 barbs, 423 stoppers, 424 damping springs, 5 grooves, 51 first connecting rods, 52 second connecting rods, 53 return springs and 54 right-angle plates.

Detailed Description

As shown in fig. 1-2, a high-pressure oil pipe joint for large-scale engineering equipment comprises a joint body 1, and a first joint 2 and a second joint 3 which are located at two ends of the joint body 1 and are respectively communicated with the joint body, wherein the outer ends of the first joint 2 and the second joint 3 are respectively provided with a connecting part connected with a high-pressure oil pipe, the middle part of the joint body 1 is provided with a fixing device 4, the fixing device 4 comprises a hoop component 41 and a damping component 42, the hoop component 41 comprises an upper hoop 411 and a lower hoop 412, two ends of the upper hoop 411 are respectively provided with a buckle 414, and two ends of the lower hoop 412 are respectively provided with a clamping groove 415 corresponding to the buckle 414; the middle part of the inner wall of the lower anchor ear 412 is provided with a limiting tooth 413, and the middle part of the outer wall of the joint body 1 is provided with a tooth groove 11 corresponding to the limiting tooth 413; damping component 42 includes round pin 421, and the vertical staple bolt 412 outer wall middle part of locating down of round pin 421, and the outside end of round pin 421 is equipped with barb 422, and the cover is equipped with dog 423 on the inboard round pin 421 of barb 422, and the cover is equipped with damping spring 424 on the round pin 421 between dog 423 and the staple bolt 412 down.

As shown in fig. 3-4, the number of the barbs 422 is 4-6, and the barbs are uniformly arranged on the outer wall of the bottom of the pin 421 at intervals, the barbs 422 include grooves 5 formed in the outer wall of the pin 421, first connecting rods 51, second connecting rods 52, return springs 53 and right-angle plates 54 are arranged in the grooves 5, the tops of the right-angle plates 54 are hinged to the bottoms of the grooves 5, the right-angle ends of the right-angle plates 54 are hinged to the first connecting rods 51, the first connecting rods 51 are hinged to the second connecting rods 52, the second connecting rods 52 are hinged to the tops of the inner walls of the grooves 5, and the return springs 53 are connected between the connecting positions of the first connecting rods 51 and the second connecting rods 52 and the.

The working process of the specific embodiment is as follows: fixing a first connector 2 and a second connector 3 on a connector body 1 on two oil pipes, then selecting a plate which can be fixedly arranged nearby, opening a hole on the plate through a handheld drilling machine, then inserting a pin 421 into the opening, hooking the lower surface of the plate by a barb 422 at the moment, propping the upper surface of the plate by a block 423, fixing the connector body 1 between an upper anchor ear 411 and a lower anchor ear 412 according to a limit tooth 413 corresponding to a tooth socket 11, and fixing the upper anchor ear 411 and the lower anchor ear 412 by a clamping groove 415 and a buckle 414; at this moment, the installation is completed, and when the joint body 1 vibrates in the working process, the pin 421 moves downward along the opening hole and pushes the damping spring 424, so that the damping effect is achieved.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-pressure oil pipe joint for large-scale engineering equipment comprises a joint body, a first joint and a second joint, wherein the first joint and the second joint are positioned at two ends of the joint body and are respectively communicated with the two ends of the joint body; damping component includes the round pin post, the round pin post is vertical to be located staple bolt outer wall middle part down, the round pin post tip outside is equipped with the barb, the barb is inboard the cover is equipped with the dog on the round pin post, the dog with between the staple bolt down the cover is equipped with damping spring on the round pin post.

2. The high-pressure oil pipe joint for large-scale engineering equipment according to claim 1, wherein the number of the barbs is 4-6, and the barbs are uniformly arranged on the outer wall of the bottom of the pin column at intervals.

3. The high-pressure oil pipe joint for large-scale engineering equipment as claimed in claim 2, wherein the barb comprises a groove formed in the outer wall of the pin column, a first connecting rod, a second connecting rod, a return spring and a right-angle plate are arranged in the groove, the top of the right-angle plate is hinged to the bottom of the groove, the right-angle end of the right-angle plate is hinged to the first connecting rod, the first connecting rod is hinged to the second connecting rod, the second connecting rod is hinged to the top of the inner wall of the groove, and the return spring is connected between the connecting position of the first connecting rod and the second connecting rod and the middle of the top of the groove.

4. The high-pressure oil pipe joint for large-scale engineering equipment according to claim 1, wherein two ends of the upper anchor ear are respectively provided with a buckle, and two ends of the lower anchor ear are respectively provided with a clamping groove corresponding to the buckle.