CN209976682U

CN209976682U - Outboard leakage prevention mechanism for marine heavy monoblock pump

Info

Publication number: CN209976682U
Application number: CN201920482997.7U
Authority: CN
Inventors: 汪亦伟; 汪世伦
Original assignee: JIANGXI ZHIFANG NC POWER CO Ltd
Current assignee: JIANGXI ZHIFANG NC POWER CO Ltd
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-01-21
Anticipated expiration: 2029-04-11

Abstract

The utility model discloses a marine heavy monoblock pump prevents mechanism that leaks outward, including two main part frames, two the relative one side outer wall of main part frame is provided with draw-in groove and fixture block respectively, and the main part frame outer wall all around has opened the mounting hole that the equidistance distributes, the mounting hole inner wall all has the mount pad through sliding connection, and the outer wall of mount pad top is opened there is the through-hole, mount pad bottom circumference inner wall passes through the sliding connection backing plate, and backing plate top outer wall has reset spring through the welding, reset spring one end outer wall has the fixed disk through threaded connection, and fixed disk top both sides all open the jack, two the jack inner wall is all pegged graft and is had the card post, and two card post tops have the kicking block. The utility model discloses can prevent effectively that the problem of outer hourglass from appearing in inside fuel, promote the fixed effect of main part frame to the monoblock pump effectively, and then avoid its live time overlength and not hard up problem that appears, reduce occuping to the monoblock pump inner space.

Description

Outboard leakage prevention mechanism for marine heavy monoblock pump

Technical Field

The utility model relates to a prevent outer hourglass technical field of mechanism especially relates to a mechanism is prevented leaking outward by marine heavy monoblock pump.

Background

The monoblock pump is a device for generating injection pressure of the injector. For an engine adopting a monoblock pump type electronic control fuel injection system, a plurality of cylinders and a plurality of monoblock pumps are provided, the monoblock pumps are second-generation electronic control fuel injection systems, and the fuel injection system can be divided into a distribution pump, an in-line pump, a pump nozzle and a monoblock pump electronic control fuel injection system according to the difference of high-pressure generating devices. The monoblock pump is widely applied and is often used on various ships.

Through search, the chinese patent with chinese patent application number CN201711415986.9 discloses a heavy single pump with an anti-leakage structure for a ship, which comprises a pump body, and a plunger sleeve, a plunger, an oil control pull rod, a plunger spring lower seat, a support body member and an oil outlet valve member mounted in the pump body. However, the leakage-proof mechanism bucket of some marine heavy monoblock pumps all has that sealed effect is relatively poor, and the fixed effect of some whole mechanisms is poor, prevents mostly simultaneously that the leakage-proof mechanism is all installed in the inside of pump, has taken up inside space greatly, consequently, needs a marine heavy monoblock pump leakage-proof mechanism urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a marine heavy monoblock pump leakage prevention mechanism.

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

the utility model provides an outer mechanism that leaks is prevented to marine heavy monoblock pump, includes two main part frames, two the relative one side outer wall of main part frame is provided with draw-in groove and fixture block respectively, and the main part frame outer wall all around has opened the mounting hole that the equidistance distributes, the mounting hole inner wall all has the mount pad through sliding connection, and the outer wall of mount pad top is opened there is the through-hole, mount pad bottom circumference inner wall passes through the sliding connection backing plate, and backing plate top outer wall has reset spring through the welding, reset spring one end outer wall has the fixed disk through threaded connection, and fixed disk top both sides all open there are the jack, two the jack inner wall has all been pegged graft and has the card post, and two card post tops are through welding the kicking block, two the arch that the equidistance distributes that card post bottom surface outer wall.

Preferably, two the main part frame inboard is provided with the sealing washer, and the sealing washer one side outer wall opens the sealed hole that has the equidistance and distributes.

Preferably, each sealing hole inner wall is fixed with the mount pad through sealed glue, and every kicking block top outer wall all is provided with the pull ring.

Preferably, the inner wall of the circumference of the sealing ring is bonded with sponge strips distributed at equal intervals.

Preferably, the inner wall of the circumference of the sealing ring close to one side of the sponge strip is bonded with a rubber flitch.

Preferably, two the other relative one side outer wall of main part frame all opens has changeed the hole, and two change downthehole walls and all peg graft and have same rotation axis.

Compared with the prior art, the utility model provides a mechanism is prevented leaking outward by marine heavy monoblock pump possesses following beneficial effect:

1. this be used for marine heavy monoblock pump to prevent mechanism that leaks outward through being provided with sealing washer and sponge strip, can prevent effectively that inside fuel from appearing the problem of leaking outward, is provided with the rubber flitch in one side of sponge strip simultaneously, has reinforceed integrated device's sealed effect, and then has improved integrated device's the performance of leaking outward of preventing.

2. This be used for marine heavy monoblock pump to prevent mechanism that leaks outward through being provided with fixed disk, kicking block, card post, limiting plate, arch, reset spring and mount pad, has promoted the fixed effect of main part frame to the monoblock pump effectively, and then has avoided its live time overlength and not hard up problem that appears.

3. This be used for marine heavy monoblock pump to prevent mechanism that leaks outward through being provided with main part frame, draw-in groove, fixture block and rotation axis, and the outside that the rotation axis will wholly be fixed in the monoblock pump through draw-in groove and the fixture block of two main part frame one sides, and then has reduced occuping to monoblock pump inner space, has improved the security and the practicality of integrated device.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation, and the leak protection is effectual.

Drawings

Fig. 1 is a schematic cross-sectional structural view of an anti-leakage mechanism of a heavy monoblock pump for a ship according to the present invention;

fig. 2 is a schematic view of a partial overlooking structure of a main body frame of a heavy monoblock pump anti-leakage mechanism for a ship according to the present invention;

fig. 3 is the utility model provides a marine heavy monoblock pump prevents that outer leakage mechanism is fixed according to spatial structure sketch map.

In the figure: 1-main body frame, 2-sealing ring, 3-sponge strip, 4-fixed disc, 5-reset spring, 6-clamping groove, 7-clamping block, 8-rubber pasting plate, 9-mounting seat, 10-backing plate, 11-rotating shaft, 12-frosting plate, 13-fixing plate, 14-pull ring, 15-clamping column, 16-limiting plate, 17-top block and 18-protrusion.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a marine heavy monoblock pump leakage prevention mechanism comprises two main body frames 1, wherein the outer walls of opposite sides of the two main body frames 1 are respectively provided with a clamping groove 6 and a clamping block 7, the peripheral outer walls of the main body frames 1 are all provided with mounting holes distributed at equal intervals, the inner walls of the mounting holes are all connected with a mounting seat 9 in a sliding manner, the outer wall of the top of the mounting seat 9 is provided with a through hole, the peripheral inner wall of the bottom of the mounting seat 9 is connected with a backing plate 10 in a sliding manner, the outer wall of the top of the backing plate 10 is welded with a return spring 5, the outer wall of one end of the return spring 5 is connected with a fixed plate 4 in a threaded manner, two sides of the top of the fixed plate 4 are both provided with insertion holes, the inner walls of the two insertion holes are inserted with clamping columns 15, the top ends of the two clamping columns 15 are welded, the fixing effect of the main body frame 1 on the unit pump is effectively promoted, and the problem of looseness caused by overlong service time is further avoided.

The utility model discloses in, two 1 inboards of main part frame are provided with sealing washer 2, can prevent effectively that the problem of outer hourglass from appearing in inside fuel, and 2 one side outer walls of sealing washer open there is the sealed hole that the equidistance distributes.

The utility model discloses in, every sealed downthehole wall all is fixed with mount pad 9 through sealed glue, and 17 top outer walls of every kicking block all are provided with pull ring 14.

The utility model discloses in, 2 circumference inner walls of sealing washer have the sponge strip 3 that the equidistance distributes through bonding.

The utility model discloses in, the circumference inner wall that sealing washer 2 is close to sponge strip 3 one side has rubber flitch 8 through bonding, has reinforceed the sealed effect of integrated device, and then has improved the outer leakage performance of preventing of integrated device.

The utility model discloses in, 1 another relative one side outer wall of two main part frames has all opened changes the hole, and two change downthehole walls and all peg graft and have same rotation axis 11.

The working principle is as follows: during the use, cup joint the integrated device in the output of monoblock pump, rotation axis 11, draw-in groove 6 and fixture block 7 through 1 one side of two main part frames will wholly be fixed in the outside of monoblock pump, and press 1 outside fixed disk 4 of main part frame through crowding, make 15 joints of card post 15 of kicking block 17 below in the card hole in the main part frame outside, reset spring 5 of fixed disk 4 below takes place deformation simultaneously, drive backing plate 10 and move to the inboard, immediately, with fixture block 7 joint in draw-in groove 6, make the integrated device be fixed in the monoblock pump outside, and be provided with sealing washer 2 in the inboard of main part frame 1, the outer hourglass effect of preventing to the monoblock pump has been played.

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 in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The outboard leakage preventing mechanism of the marine heavy monoblock pump comprises two main body frames (1) and is characterized in that the outer wall of one side, opposite to the two main body frames (1), of each main body frame (1) is provided with a clamping groove (6) and a clamping block (7) respectively, mounting holes are formed in the outer walls of the periphery of each main body frame (1) and are distributed equidistantly, the inner walls of the mounting holes are connected with mounting seats (9) through sliding, through holes are formed in the outer wall of the top of each mounting seat (9), the inner wall of the circumference of the bottom of each mounting seat (9) is connected with a backing plate (10) through sliding, reset springs (5) are welded on the outer walls of the tops of the backing plates (10), the outer wall of one end of each reset spring (5) is connected with a fixed plate (4) through threads, jacks are formed in the two sides of the top of the fixed plate (4), two card post (15) bottom surface outer wall all is provided with protruding (18) that the equidistance distributes, and two card post (15) are close to one side outer wall welding of protruding (18) and have limiting plate (16).

2. The outboard leakage preventing mechanism of the marine heavy monoblock pump as claimed in claim 1, wherein the two main body frames (1) are provided with sealing rings (2) at the inner sides thereof, and sealing holes are formed in the outer walls of the sealing rings (2) at one sides thereof and are distributed at equal intervals.

3. The outboard leakage preventing mechanism of a heavy duty marine monoblock pump as claimed in claim 2, wherein each of said sealing holes has a mounting seat (9) fixed on an inner wall thereof by a sealant, and each of the top blocks (17) has a pull ring (14) on an outer wall thereof.

4. The outboard leakage preventing mechanism of a marine heavy monoblock pump as claimed in claim 2, wherein the inner circumferential wall of the seal ring (2) is bonded with sponge strips (3) distributed at equal intervals.

5. The outboard leakage preventing mechanism of the marine heavy monoblock pump as claimed in claim 4, wherein the inner circumferential wall of the sealing ring (2) close to one side of the sponge strip (3) is adhered with a rubber flitch (8).

6. The outboard leakage preventing mechanism of a marine heavy monoblock pump as claimed in claim 1, wherein the outer wall of the other opposite side of the two main body frames (1) is provided with a rotary hole, and the inner walls of the two rotary holes are inserted with the same rotary shaft (11).