CN112720334A

CN112720334A - Special tool for disassembling oil injector

Info

Publication number: CN112720334A
Application number: CN201911038146.4A
Authority: CN
Inventors: 喻茜茜; 马永革
Original assignee: Hudong Heavy Machinery Co Ltd
Current assignee: Hudong Heavy Machinery Co Ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2021-04-30

Abstract

The invention relates to the technical field of marine main engine maintenance tools, and discloses a special tool for disassembling an oil injector, which comprises a disassembling tool body, wherein a disassembling device is movably installed at the bottom of the disassembling tool body, the upper surface of the disassembling device is movably connected with a connecting block, the other end of the connecting block is fixedly connected with a connecting column, the other end of the connecting column is provided with connecting thread teeth, the other end of the connecting column is movably connected with a fixed block, and the top of the fixed block is fixedly connected with a thread column. The device can lift the bottom object upwards by utilizing the lever principle through utilizing the organization and mechanism of the handle, the limiting spring, the sleeve and the clamping block, so that the oil sprayer is easy to solve the occlusion condition during disassembly, the device is labor-saving to use when being used for disassembling the oil sprayer, the disassembly efficiency is effectively improved compared with the prior equipment for disassembling the oil sprayer, and the disassembly convenience is also improved.

Description

Special tool for disassembling oil injector

Technical Field

The invention relates to the technical field of maintenance tools for marine main engines, in particular to a special tool for disassembling an oil sprayer.

Background

When the diesel engine works, high-pressure fuel oil enters the oil sprayer and is sprayed out through the nozzle at high pressure and high speed, the fuel oil in the combustion chamber and air entering the combustion chamber form combustible mixed gas in the combustion chamber, the combustible mixed gas is ignited by high temperature generated by upward compression of the piston in the cylinder to expand and do work, and the piston is pushed to move up and down to drive the crank to be detached to do rotary motion to output power; parts such as the nozzle, the needle valve guide sleeve and the like need to be replaced every 8000 hours.

The oil sprayer is arranged on the cylinder cover, the oil sprayer is arranged on the oil sprayer, and the oil sprayer is arranged on the cylinder cover.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a special tool for disassembling an oil sprayer, which has the advantages of easiness in disassembling the oil sprayer, simplicity in operation and labor saving in use, and solves the problems that the oil sprayer is difficult to disassemble due to the severe working environment of the oil sprayer, the seizure between an oil sprayer shell and an inner hole of an oil sprayer of a cylinder cover can be often found when the oil sprayer is taken out of the cylinder cover, the special disassembling tool arranged on a ship is ineffective at the moment, the oil sprayer is disassembled by other tools, and the whole cylinder cover needs to be disassembled to be sent back to a maintenance workshop to disassemble the oil sprayer when the seizure is serious, so that the daily maintenance work of a main engine of the ship is influenced, the running risk of the ship is increased once the oil sprayer fails to be taken out, the running cost is increased, and the existing disassembling tool of the oil sprayer is labor-consuming.

The invention provides the following technical scheme: the special tool for disassembling the oil injector comprises a disassembling tool body, wherein a disassembling device is movably installed at the bottom of the disassembling tool body, the upper surface of the disassembling device is movably connected with a connecting block, the other end of the connecting block is fixedly connected with a connecting column, the other end of the connecting column is provided with connecting thread teeth, the other end of the connecting column is movably connected with a fixed block, the top of the fixed block is fixedly connected with a threaded column, the top of the threaded column is movably connected with a fixed rod, the top of the fixed rod is fixedly connected with a lifting block, two sides of the lifting block are provided with clamping grooves, the top of the lifting block is movably connected with a limiting block, the outer wall of the limiting block is movably provided with a limiting screw, the upper surface of the limiting block is provided with a groove chamber, the inside of the groove chamber is, the two ends of the limiting spring are fixedly connected with connecting rods, the top of each connecting rod is fixedly connected with a handle, and the bottom of each connecting rod is fixedly connected with a clamping block.

Preferably, the one end of the lifting block is movably connected with the inner cavity of the limiting block, a longitudinal through hole is formed in the limiting block, and the lifting block is movably connected with the side wall of the longitudinal through hole.

Preferably, the interior of the threaded column is designed to be hollow, the inner wall of the threaded column is provided with thread teeth, and the thread teeth are matched with the connecting thread teeth.

Preferably, the number of the clamping blocks and the number of the clamping grooves are two, and the clamping blocks are matched with the clamping grooves.

Preferably, the surface of the lifting block is provided with an anti-skid layer, and the lifting block is prepared from a stainless steel pipe.

Compared with the prior art, the invention has the following beneficial effects:

1. this a specialized tool for sprayer demolishs, through the tissue and the mechanism that utilize handle, spacing spring, sleeve pipe and fixture block, the device can utilize lever principle to make progress its promotion to the article of bottom, and then makes its oil sprayer meet the interlock condition when dismantling and solve comparatively easily, utilizes the device when dismantling it, uses comparatively laborsavingly, current equipment of comparing is dismantled it, the effectual efficiency that improves the dismantlement, the convenience of dismantling has also been improved simultaneously.

2. This a specialized tool for sprayer is demolishd through the tissue that utilizes dismounting device and connecting block and mechanism, and the device can carry out different apertures according to the part size of oil spout machine and select, and the device is so that adapt to the dismantlement of the oil spout machine of various different specifications, should live which effectual improvement of work the scope that extracting tool used.

Drawings

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

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

In the figure: 1. disassembling the tool body; 2. disassembling the device; 3. connecting blocks; 4. connecting columns; 5. connecting thread teeth; 6. a fixed block; 7. a threaded post; 8. a connecting rod; 9. fixing the rod; 10. starting a lifting block; 11. A clamping block; 12. a limiting block; 13. a grip; 14. a limiting screw; 15. a card slot; 16. a sleeve; 17. A limiting spring; 18. a chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a special tool for fuel injector disassembly comprises a disassembling tool body 1, a disassembling device 2 is movably mounted at the bottom of the disassembling tool body 1, the device can be selected according to the sizes of parts of a fuel injection machine, the device is convenient to adapt to the disassembly of the fuel injection machine with various specifications, which role effectively improves the use range of the disassembling tool, a connecting block 3 is movably connected to the upper surface of the disassembling device 2, the disassembling device 2 is convenient to replace, so that the disassembling device can adapt to the parts with various calibers when in use, a connecting column 4 is fixedly connected to the other end of the connecting block 3, a connecting thread tooth 5 is arranged at the other end of the connecting column 4, a fixed block 6 is movably connected to the other end of the connecting column 4, a thread column 7 is fixedly connected to the top of the fixed block 6, the interior of the thread column 7 is, the inner wall of the threaded column 7 is provided with threaded teeth which are matched with the connecting threaded teeth 5, the top of the threaded column 7 is movably connected with a fixed rod 9, the top of the fixed rod 9 is fixedly connected with an elevation block 10, the device can be elevated by utilizing a lever principle, so that the device is labor-saving when being adapted, the using force is effectively reduced, and the convenience of operation is improved, the surface of the elevation block 10 is provided with an anti-skid layer, the elevation block 10 is prepared by a stainless steel pipe, one end of the elevation block 10 is movably connected with the inner cavity of the limit block 12, the interior of the limit block 12 is provided with a longitudinal through hole, the elevation block 10 is movably connected with the side wall of the longitudinal through hole, the two sides of the elevation block 10 are provided with clamping grooves 15, the top of the elevation block 10 is movably connected with the limit block 12, the outer wall of the limit block 12 is movably provided with a limit screw 14, the upper surface, a sleeve 16 is fixedly arranged in the groove chamber 18, a limit spring 17 is movably sleeved in the inner cavity of the sleeve 16, the device can lift the object at the bottom upwards by utilizing the lever principle, so that the problem that the oil sprayer is easy to solve when meeting the occlusion condition during disassembly is solved, the use is labor-saving, compared with the prior device for disassembling the device, the disassembly efficiency is effectively improved, meanwhile, the disassembly convenience is improved, the two ends of the limiting spring 17 are fixedly connected with the connecting rod 8, the top of the connecting rod 8 is fixedly connected with the handle 13, the bottom of the connecting rod 8 is fixedly connected with the clamping block 11, the device is used for butting with the clamping groove 15, so that the clamping groove is clamped with the clamping device, the clamping device is effectively lifted, the using force is reduced, the number of the clamping blocks 11 and the clamping groove 15 is two, and the clamping blocks 11 are matched with the clamping grooves 15.

The theory of operation, change dismounting device 2 to the size that accords with oil spout machine, connect it, again with its part mouth joint with oil spout machine, through pulling handle 13 to both sides, make handle 13 drive connecting rod 8 and carry out the inclined motion, and then make fixture block 11 carry out the joint with draw-in groove 15, make and open the piece 10 upward movement, and then drive dead lever 9 upward movement, drive spliced pole 4 upward movement by dead lever 9 again, drive dismounting device 2 upward movement by spliced pole 4 again, can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A specialized tool for sprayer dismantlement, including extracting tool body (1), its characterized in that: the dismounting tool comprises a dismounting tool body (1), wherein a dismounting device (2) is movably mounted at the bottom of the dismounting tool body (1), a connecting block (3) is movably connected to the upper surface of the dismounting device (2), a connecting column (4) is fixedly connected to the other end of the connecting column (3), connecting thread teeth (5) are formed in the other end of the connecting column (4), a fixing block (6) is movably connected to the other end of the connecting column (4), a threaded column (7) is fixedly connected to the top of the fixing block (6), a fixing rod (9) is movably connected to the top of the threaded column (7), a lifting block (10) is fixedly connected to the top of the fixing rod (9), clamping grooves (15) are formed in two sides of the lifting block (10), a limiting block (12) is movably connected to the top of the lifting block (10), and a limiting screw, groove room (18) have been seted up to the upper surface of stopper (12), the inside fixed mounting of groove room (18) has sleeve pipe (16), spacing spring (17) have been cup jointed in the inner chamber activity of sleeve pipe (16), the both ends fixedly connected with connecting rod (8) of spacing spring (17), the top fixedly connected with handle (13) of connecting rod (8), the bottom fixedly connected with fixture block (11) of connecting rod (8).

2. The special tool for fuel injector disassembly as claimed in claim 1, wherein: one end of the lifting block (10) is movably connected with the inner cavity of the limiting block (12), a longitudinal through hole is formed in the limiting block (12), and the lifting block (10) is movably connected with the side wall of the longitudinal through hole.

3. The special tool for fuel injector disassembly as claimed in claim 1, wherein: the interior of the threaded column (7) is designed to be hollow, the inner wall of the threaded column (7) is provided with thread teeth, and the thread teeth are matched with the connecting thread teeth (5).

4. The special tool for fuel injector disassembly as claimed in claim 1, wherein: the number of the clamping blocks (11) and the clamping grooves (15) is two, and the clamping blocks (11) are matched with the clamping grooves (15).

5. The special tool for fuel injector disassembly as claimed in claim 1, wherein: the surface of the lifting block (10) is provided with an anti-skid layer, and the lifting block (10) is made of stainless steel pipes.