CN216842007U

CN216842007U - Eccentric ring of common rail oil delivery pump capable of automatically aligning

Info

Publication number: CN216842007U
Application number: CN202122691813.8U
Authority: CN
Inventors: 蒋昊; 蒋国语; 陈修来; 贾健; 朱瑞华
Original assignee: Jiangsu Haoguan Precision Machinery Manufacturing Co ltd
Current assignee: Jiangsu Haoguan Precision Machinery Manufacturing Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-06-28
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses an eccentric ring of a common rail oil transfer pump capable of automatically aligning, which comprises an eccentric ring main body, wherein the inner wall of the eccentric ring main body is provided with four connecting blocks in a sliding manner, one side inside the four connecting blocks is provided with two moving blocks in a sliding manner, the top ends of the eight moving blocks are respectively and fixedly provided with a first fixed shaft, the outer walls of the eight first fixed shafts are respectively and alternately provided with a rotating rod, one end of the top of each rotating rod is respectively and alternately arranged at two sides of the outer walls of the four second fixed shafts, and the top ends of the four second fixed shafts are respectively and fixedly arranged at one side of the top ends of the outer walls of the four fixed rods. The whole process is time-saving and labor-saving, and is very convenient.

Description

But eccentric ring of common rail fuel delivery pump of automatic aligning

Technical Field

The utility model relates to the field of oil delivery pumps, in particular to an eccentric ring of a common rail oil delivery pump capable of automatically aligning.

Background

The fuel delivery pump has the functions of ensuring that a sufficient amount of diesel oil is delivered to the fuel injection pump from the diesel oil tank, maintaining a certain fuel supply pressure to overcome the resistance of the pipeline and the fuel filter, and enabling the diesel oil to circulate in the low-pressure pipeline according to the classification, so that the fuel delivery pump can be divided into a gear type fuel delivery pump, a diaphragm type fuel delivery pump, a plunger type fuel delivery pump, a pipeline type fuel delivery pump, a common rail fuel delivery pump and the like.

In current life, can use a plurality of spare parts such as eccentric ring when the common rail fuel delivery pump uses to satisfy common rail fuel delivery pump normal work under the high-speed condition, and eccentric ring mainly controls the axle center of rotor, because the rotor axle center can't be adjusted to the eccentric ring among the traditional common rail fuel delivery pump, when the skew appears in the rotor axle center, need the manual work to dismantle the fuel delivery pump and adjust, whole process is wasted time and energy, consequently need the eccentric ring of the common rail fuel delivery pump of an automatic aligning.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an eccentric ring of a common rail oil delivery pump capable of automatically aligning, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a but eccentric ring of common rail fuel delivery pump of self-aligning, includes the eccentric ring main part, eccentric ring main part inner wall slides and is equipped with four connecting blocks, four the inside one side of connecting block all slides and is equipped with two movable blocks, eight the top of movable block is all fixed and is equipped with first fixed axle, eight the outer wall of first fixed axle all alternates and is equipped with the dwang, eight the one end at dwang top alternates respectively and sets up in the both sides of four second fixed axle outer walls, four the top of second fixed axle is fixed respectively and is set up one side on four dead lever outer wall tops, four the outer wall cover of dead lever is equipped with first spring, four the one end of dead lever is fixed respectively and is set up in four grooved one sides, four the fluting is symmetrical respectively and is seted up in the both sides side on rotor top, the oilhole has been seted up to the equal symmetry in two avris on eccentric ring main part top.

Preferably, one side of each of the four moving blocks is fixedly provided with a second spring, and one end of each of the four second springs is fixedly connected with one side of each of the other four moving blocks.

Preferably, four one side of connecting block all is fixed and is equipped with first slider, four the outer wall of first slider all slides the inner wall that sets up at first spout.

Preferably, four the side of one side of connecting block all is fixed and is equipped with the second slider, four the outer wall of second slider slides respectively and sets up the inner wall at four second spouts, four the second spout is seted up respectively at four grooved avris.

Preferably, one end of each of the four first springs is fixedly connected with one side of each of the four grooves, and the other end of each of the four first springs is fixedly connected with the other side of each of the four connecting blocks.

Preferably, a third sliding block is fixedly arranged on one side of each of the eight moving blocks, the outer walls of the eight third sliding blocks are respectively arranged on two sides of the inner walls of the four third sliding grooves in a sliding mode, and the four third sliding grooves are respectively formed in one side inside the four connecting blocks.

The utility model has the technical effects and advantages that:

(1) this but eccentric ring of common rail fuel delivery pump of automatic aligning through being equipped with first spring, dead lever, first fixed axle, second fixed axle, dwang, movable block, can drive the dead lever and remove when the rotor squints, extrudees first spring simultaneously, adjusts the rotor axle center to automatic under the elastic deformation of first spring, need not the manual work and dismantles fuel delivery pump adjustment axle center, whole process labour saving and time saving, and is very convenient.

(2) This but eccentric ring of self-aligning's common rail fuel delivery pump, through being equipped with the movable block, one side of movable block is fixed and is equipped with the second spring, and the one end of second spring and one side fixed connection of another movable block can cause the second spring to take place deformation when the rotor skew drives the movable block and moves in opposite directions (on the contrary), under the elastic action of second spring, further adjusts the rotor axle center, and the aligning is effectual.

Drawings

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

Fig. 2 is a schematic view of the connection block connection structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the connecting block of the present invention.

In the figure: 1. an eccentric ring body; 2. connecting blocks; 3. a moving block; 4. an oil hole; 5. a first fixed shaft; 6. rotating the rod; 7. a second fixed shaft; 8. fixing the rod; 9. a first spring; 10. grooving; 11. a rotor; 12. a second spring; 13. a first slider; 14. a second slider; 15. and a third slide block.

Detailed Description

The utility model provides an eccentric ring of a common rail oil transfer pump capable of automatically aligning as shown in figures 1-3, which comprises an eccentric ring main body 1, wherein four connecting blocks 2 are arranged on the inner wall of the eccentric ring main body 1 in a sliding manner, two moving blocks 3 are arranged on one side inside the four connecting blocks 2 in a sliding manner, first fixed shafts 5 are respectively fixedly arranged at the top ends of the eight moving blocks 3, rotating rods 6 are respectively inserted into the outer walls of the eight first fixed shafts 5, one ends of the tops of the eight rotating rods 6 are respectively inserted into two sides of the outer walls of the four second fixed shafts 7, the top ends of the four second fixed shafts 7 are respectively fixedly arranged on one side of the top ends of the outer walls of the four fixed rods 8, first springs 9 are sleeved on the outer walls of the four fixed rods 8, the outer walls of the fixed rods 8 are connected with the other side inside the connecting blocks 2 in a penetrating manner, one ends of the four fixed rods 8 are respectively fixedly arranged on one side of four grooves 10, four fluting 10 are symmetrical respectively and are seted up in the both sides side on rotor 11 top, the oilhole 4 has all been seted up to the both sides side symmetry on eccentric ring main part 1 top, wherein one side of four movable blocks 3 all is fixed and is equipped with second spring 12, the one end of four second springs 12 respectively with one side fixed connection of four other movable blocks 3, the one end of four first springs 9 respectively with one side fixed connection of four fluting 10, the other end of four first springs 9 respectively with the opposite side fixed connection of four connecting blocks 2, an avris of eight movable blocks 3 all is fixed and is equipped with third slider 15, the outer wall of eight third sliders 15 slides respectively and sets up the both sides at four third spout inner walls, four third spouts are seted up respectively in the inside one side of four connecting blocks 2.

The utility model provides an eccentric ring of a common rail oil delivery pump capable of automatically aligning as shown in figure 2, wherein first sliding blocks 13 are fixedly arranged on one sides of four connecting blocks 2, the outer walls of the four first sliding blocks 13 are arranged on the inner walls of first sliding grooves in a sliding manner, second sliding blocks 14 are fixedly arranged on one side of the four connecting blocks 2, the outer walls of the four second sliding blocks 14 are respectively arranged on the inner walls of the four second sliding grooves in a sliding manner, and the four second sliding grooves are respectively arranged on one side of four grooves 10.

The working principle of the utility model is as follows: when the device works, the rotor 11 rotates to drive the four fixing rods 8 to rotate, the four fixing rods 8 rotate to drive the four connecting blocks 2 to rotate, the four connecting blocks 2 rotate to drive the four first sliding blocks 13 to rotate, the four first sliding blocks 13 slide in the first sliding grooves, when the rotor 11 deviates, the four fixing rods 8 are driven to move, the four first springs 9 are extruded by the four fixing rods 8, the four second fixing shafts 7 are driven to move to rotate, the eight rotating rods 6 respectively drive the first fixing shafts 5 on the same horizontal line to move in opposite directions (opposite directions), the first fixing shafts 5 move in opposite directions (opposite directions) to stretch (extrude) the second springs 12 at corresponding positions, and the axis of the rotor 11 is automatically adjusted under the elastic deformation of the first springs 9 and the second springs 12, manual adjustment is not needed, and time and labor are saved.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

Claims

1. The eccentric ring of the common rail oil transfer pump capable of automatically aligning comprises an eccentric ring main body (1) and is characterized in that four connecting blocks (2) are arranged on the inner wall of the eccentric ring main body (1) in a sliding mode, two moving blocks (3) are arranged on one side inside the four connecting blocks (2) in a sliding mode, first fixing shafts (5) are fixedly arranged at the top ends of the eight moving blocks (3), rotating rods (6) are arranged on the outer walls of the eight first fixing shafts (5) in an inserting mode, one ends of the tops of the eight rotating rods (6) are arranged on two sides of the outer walls of four second fixing shafts (7) in an inserting mode respectively, the tops of the four second fixing shafts (7) are fixedly arranged on one side of the tops of the outer walls of the four fixing rods (8) respectively, first springs (9) are sleeved on the outer walls of the four fixing rods (8), one ends of the four fixing rods (8) are fixedly arranged on one side of four grooves (10) respectively, four the two sides on rotor (11) top are seted up respectively to fluting (10) symmetry, oilhole (4) have all been seted up to the bilateral symmetry on eccentric ring main part (1) top.

2. The eccentric ring of the common rail oil pump capable of automatically aligning according to claim 1, wherein a second spring (12) is fixedly arranged on one side of each of the four moving blocks (3), and one end of each of the four second springs (12) is fixedly connected with one side of each of the other four moving blocks (3).

3. The eccentric ring of the self-aligning common rail fuel delivery pump according to claim 1, wherein the first sliding blocks (13) are fixedly arranged on one side of each of the four connecting blocks (2), and outer walls of the four first sliding blocks (13) are slidably arranged on inner walls of the first sliding grooves.

4. The eccentric ring of the common rail fuel pump capable of aligning automatically according to claim 1, wherein a second sliding block (14) is fixedly disposed on one side of each of the four connecting blocks (2), outer walls of the four second sliding blocks (14) are slidably disposed on inner walls of four second sliding grooves, and the four second sliding grooves are disposed on one side of each of the four slots (10).

5. The eccentric ring of the common rail fuel pump capable of automatically aligning according to claim 1, wherein one end of each of the four first springs (9) is fixedly connected to one side of each of the four slots (10), and the other end of each of the four first springs (9) is fixedly connected to the other side of each of the four connecting blocks (2).

6. The eccentric ring of the self-aligning common rail fuel delivery pump according to claim 1, wherein a third sliding block (15) is fixedly arranged on one side of each of the eight moving blocks (3), the outer walls of the eight third sliding blocks (15) are slidably arranged on two sides of the inner walls of four third sliding grooves, and the four third sliding grooves are respectively arranged on one side inside the four connecting blocks (2).