Oil sprayer dismounting tool

Abstract

The utility model belongs to the technical field of fuel injector dismounting, and discloses a fuel injector dismounting tool which comprises a fuel injector nozzle connector, a transverse rod, two vertical supporting rods and a rotary controller, the number of the vertical supporting rods is two, the lower ends of the two vertical supporting rods are both supported on a diesel engine, and the upper portions of the two vertical supporting rods are connected with the two ends of the transverse rod respectively; the middle of the rotary controller is in threaded connection with the middle of the cross rod, a threaded connection groove is formed in the lower end of the oil nozzle connector, and the upper portion of the oil nozzle connector is detachably connected with the rotary controller. By means of the two vertical supporting rods, the stability of the cross rod and the rotation controller is guaranteed, when the oil sprayer is disassembled, the oil sprayer connector can be installed on the oil sprayer firstly, then the oil sprayer connector is connected with the rotation controller, and the oil sprayer can be disassembled conveniently. The oil nozzle connector can be driven to vertically ascend through spiral adjustment of the rotary controller on the transverse rod, and then the oil sprayer can be pulled out easily.

Description

Technical Field

[0001] The utility model belongs to the technical field of fuel injector disassembly, and particularly relates to a fuel injector disassembly tool. Background Art

[0002] The existing diesel engine fuel injector has a very small gap between the installation hole and the diesel engine after installation. During the long-term use of the diesel engine, the diesel engine will produce a lot of carbon deposits that penetrate into the gap between the fuel injector and the diesel engine, making the fuel injector fixed to the diesel engine and difficult to pull out. Therefore, a special disassembly tool is required to disassemble the fuel injector. Utility Model Content

[0003] The purpose of the utility model is to provide a fuel injector disassembly tool to solve the above problems existing in the prior art.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A fuel injector disassembly tool comprises a fuel injector connector, a cross bar, a vertical support rod and a rotary controller, wherein two vertical support rods are provided, and the lower ends of the two vertical support rods are supported on the diesel engine, and the upper parts of the two vertical support rods are respectively connected to the two ends of the cross bar; the middle part of the rotary controller is threadedly connected to the middle part of the cross bar, and the lower end of the fuel injector connector is provided with a threaded connection groove for threaded connection to the fuel injector of the diesel engine, and the upper part of the fuel injector connector is detachably connected to the rotary controller to drive the fuel injector connector to rise vertically by spirally adjusting the rotary controller on the cross bar.

[0006] As a preferred technical solution in the present invention, the rotary controller includes a screw and a sleeve, a vertical threaded hole is opened in the middle of the cross bar, the middle of the screw is threadedly connected to the vertical threaded hole, the lower end of the screw is rotatably connected to the upper part of the sleeve, and the lower part of the sleeve is detachably connected to the fuel injector connector.

[0007] As a preferred technical solution in the present invention, the middle part of the sleeve is provided with a first positioning hole running through both sides thereof, the upper part of the fuel injector connector is inserted into the sleeve, and the upper part of the fuel injector connector is provided with a second positioning hole corresponding to the first positioning hole, and a positioning piece is provided between the first positioning hole and the second positioning hole for disassembly.

[0008] As a preferred technical solution in the present invention, the upper end of the screw is connected to a polygonal adjusting head.

[0009] As a preferred technical solution in the present invention, an adjustment hole for facilitating insertion of an adjustment wrench is provided on the polygonal adjustment head.

[0010] As a preferred technical solution in the present invention, the upper portion of the vertical support rod is slidably connected to the cross rod.

[0011] As a preferred technical solution in the present invention, the vertical support rod includes an inclined connection part and a vertical support part integrally connected from top to bottom, a sliding hole is opened on the inclined connection part, and the sliding hole of the inclined connection part is slidably connected to the cross bar.

[0012] As a preferred technical solution in the present invention, a plug-in hole is provided at the lower end of the vertical support portion.

[0013] Beneficial effect: The utility model ensures the stability of the cross bar and the rotary controller with the help of two vertical support rods. When disassembling the injector, the injector connector can be installed on the injector first, and then the injector connector is connected to the rotary controller. The injector connector can be driven to rise vertically by adjusting the screw of the rotary controller on the cross bar, and the injector can be easily pulled out. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 This is a structural diagram of the fuel injection nozzle connector in the utility model.

[0016] In the figure: 1-injector nozzle connector; 2-cross bar; 3-vertical support rod; 4-rotation controller; 401-screw; 402-sleeve; 403-polygonal adjustment head; 5-positioning piece. DETAILED DESCRIPTION

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly introduced below in conjunction with the drawings and the description of the embodiments or the prior art. Obviously, the following description of the structures of the drawings is only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. It should be noted that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation of the present invention.

[0018] Example:

[0019] like Figure 1 and Figure 2The cam 2 is connected to the upper end of the cam 2 and the lower end of the cam 2 is connected to the lower end of the cam 2, so that the cam 2 can be easily removed.

[0020] The utility model ensures the stability of the cross bar 2 and the rotary controller 4 by means of two vertical support rods 3. When disassembling the injector, the injector nozzle connector 1 can be installed on the injector first, and then the injector nozzle connector 1 is connected to the rotary controller 4. The injector nozzle connector 1 can be driven to rise vertically by spirally adjusting the rotary controller 4 on the cross bar 2, and the injector can be easily pulled out.

[0021] As a preferred implementation scheme in this embodiment, it needs to be further explained that the rotary controller 4 includes a screw 401 and a sleeve 402, a vertical threaded hole is opened in the middle of the cross bar 2, the middle part of the screw 401 is threadedly connected to the vertical threaded hole, the lower end of the screw 401 is rotatably connected to the upper part of the sleeve 402, preferably the rotational connection is realized by a bearing, and the lower part of the sleeve 402 is detachably connected to the injector connector 1, and then in practice, when the screw 401 is rotated, the screw 401 can drive the sleeve 402 to rise vertically, and then the sleeve 402 drives the injector to rise vertically through the injector connector 1, so that the injector can be removed.

[0022] As a preferred implementation scheme in this embodiment, it needs to be further explained that the middle part of the sleeve 402 is provided with a first positioning hole running through both sides thereof, the upper part of the fuel injector connector 1 is inserted into the sleeve 402, and the upper part of the fuel injector connector 1 is provided with a second positioning hole corresponding to the first positioning hole, and a positioning member 5 is provided between the first positioning hole and the second positioning hole for disassembly. The positioning member can be a positioning pin or a positioning bolt, etc., which can easily realize the detachable connection between the fuel injector connector 1 and the sleeve 402, and then drive the fuel injector connector 1 to rise through the sleeve 402.

[0023] As a preferred implementation scheme in this embodiment, it needs to be further explained that the upper end of the screw 401 is connected to a polygonal adjustment head 403, and the rotary controller 4 can be rotated with the help of a polygonal sleeve adjuster, thereby more efficiently removing the injector.

[0024] As a preferred implementation scheme in this embodiment, it needs to be further explained that an adjustment hole is provided on the polygonal adjustment head 403 for convenient insertion of an adjustment wrench. In practice, after inserting the adjustment wrench into the adjustment hole, the rotary controller 4 can be easily rotated, thereby more efficiently removing the injector.

[0025] As a preferred implementation scheme in this embodiment, it needs to be further explained that the upper part of the vertical support rod 3 is slidably connected to the cross bar 2, so that the vertical support rod 3 can be flexibly adjusted, thereby supporting the cross bar 2 more stably through position adjustment.

[0026] As a preferred implementation scheme in this embodiment, it needs to be further explained that the vertical support rod 3 includes an inclined connection part and a vertical support part that are integrally connected from top to bottom. A sliding hole is provided on the inclined connection part, and the sliding hole of the inclined connection part is slidably connected to the cross bar 2, so that each vertical support rod 3 provides two connection methods with the cross bar 2 according to the different directions of the inclined connection part. The coordination and adjustment of the two vertical support rods 3 can also adjust the distance between each other, so that the vertical support rod 3 can be more flexibly supported on the diesel engine.

[0027] As a preferred implementation scheme in this embodiment, it needs to be further explained that a plug hole is provided at the lower end of the vertical support portion, which can be disassembled from the screws on the surface of the diesel engine, thereby more effectively ensuring the stability of the vertical support rod 3.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the scope of protection of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of protection of the present invention.

Claims

1. A fuel injector disassembly tool, characterized in that: The invention comprises a fuel injector connector (1), a cross bar (2), a vertical support bar (3) and a rotary controller (4); two vertical support bars (3) are provided, and the lower ends of the two vertical support bars (3) are supported on the diesel engine, and the upper parts of the two vertical support bars (3) are respectively connected to the two ends of the cross bar (2); the middle part of the rotary controller (4) is threadedly connected to the middle part of the cross bar (2); the lower end of the fuel injector connector (1) is provided with a threaded connection groove for threaded connection with the fuel injector of the diesel engine; the upper part of the fuel injector connector (1) is detachably connected to the rotary controller (4) so as to drive the fuel injector connector (1) to rise vertically by screw adjustment of the rotary controller (4) on the cross bar (2).

2. The fuel injector removal tool according to claim 1, characterized in that: The rotary controller (4) comprises a screw (401) and a sleeve (402); a vertical threaded hole is provided in the middle of the crossbar (2); the middle of the screw (401) is threadedly connected to the vertical threaded hole; the lower end of the screw (401) is rotatably connected to the upper part of the sleeve (402); and the lower part of the sleeve (402) is detachably connected to the fuel injection nozzle connector (1).

3. The fuel injector removal tool according to claim 2, characterized in that: The middle portion of the sleeve (402) is provided with a first positioning hole penetrating through both sides thereof, the upper portion of the fuel injector connector (1) is inserted into the sleeve (402), and the upper portion of the fuel injector connector (1) is provided with a second positioning hole corresponding to the first positioning hole, and a positioning piece (5) is provided between the first positioning hole and the second positioning hole for disassembly.

4. A fuel injector removal tool according to claim 2 or 3, characterized in that: The upper end of the screw (401) is connected to a polygonal regulating head (403).

5. The fuel injector removal tool according to claim 4, characterized in that: The polygonal adjusting head (403) is provided with an adjusting hole for facilitating insertion of an adjusting wrench.

6. The fuel injector removal tool according to claim 1, characterized in that: The upper portion of the vertical support rod (3) is slidably connected to the cross rod (2).

7. The fuel injector removal tool according to claim 6, characterized in that: The vertical support rod (3) comprises an inclined connection portion and a vertical support portion integrally connected from top to bottom, a sliding hole is provided on the inclined connection portion, and the sliding hole of the inclined connection portion is slidably connected to the crossbar (2).

8. The fuel injector removal tool according to claim 7, characterized in that: A plug-in hole is provided at the lower end of the vertical support portion.

Images