TWI678268B - Fuel Injector Removal Rack - Google Patents

Abstract

The invention relates to a fuel injection nozzle disassembly frame, which comprises a main frame body, at least one support frame and a bearing unit. The main frame body is provided with a plurality of first positioning portions; the at least one support frame is set on the main frame body, and the at least one support frame is set to be set in an engine mechanism; the bearing unit includes a socket and at least one interconnected The second positioning portion, the socket is used for placing an injector remover, and each of the second positioning portions can be selectively positioned with one of the first positioning portions.

Description

Injector removal frame

The invention relates to an engine fuel injection nozzle, and in particular relates to a fuel injection nozzle disassembly frame.

The function of the fuel injection nozzle is to periodically and quantitatively inject gasoline into the combustion chamber. Depending on the position of the engine, it can be divided into two types: manifold injection and direct injection in the cylinder. This type is more fuel efficient and uses more power, so most vehicles today use this type. When used for a period of time, the fuel injection nozzle will gradually have oil stains and dirt accumulation, which will lead to the degradation of the fuel supply quality. Therefore, the fuel injection nozzle needs to be removed and cleaned regularly to ensure the fuel injection quality.

However, the numerous components in the engine mechanism and the complicated structural configuration result in a small space around the injector and it is difficult to dismantle, and when carrying out the disassembly operation by hand, it is easy to collide with the surrounding components due to unexpected shaking, resulting in unexpected damage. This makes it difficult to remove the injector. Therefore, it is necessary to provide a new and progressive injector nozzle disassembly frame to solve the above problems.

The main purpose of the present invention is to provide an injection nozzle disassembly frame which can be stably positioned in an engine mechanism, and to provide a relatively stable use environment for the injector disassembly device to extend the disassembly rod into the engine mechanism and insert the injection nozzle. Remove it smoothly.

To achieve the above object, the present invention provides a fuel injection nozzle disassembly frame, which includes a main frame body, at least one support frame, and a bearing unit. The main frame body is provided with a plurality of first positioning portions; the at least one support frame is set on the main frame body, and the at least one support frame is set to be set in an engine mechanism; the bearing unit includes a socket and at least one interconnected with each other. The second positioning portion, the socket is used for placing an injector remover, and each of the second positioning portions can be selectively positioned with one of the first positioning portions.

The following only illustrates the possible implementation aspects of the present invention by way of examples, but is not intended to limit the scope of the present invention to be protected, which will be described first.

Please refer to FIG. 1 to FIG. 8, which shows an embodiment of the present invention. The fuel injector removal frame of the present invention includes a main frame body 1, at least one support frame 2, and a load bearing unit 6.

More specifically, the main frame body 1 is provided with a plurality of first positioning portions 12, the at least one support frame 2 is provided on the main frame body 1, the at least one support frame 2 is set to be located in an engine mechanism 7, and the The bearing unit 6 includes a socket 61 and at least a second positioning portion 63 connected to each other. The socket 61 is used for placing an injector remover 8 in a setting direction 9. Each of the second positioning portions 63 can be selectively selected. The ground is mutually positioned with a first positioning portion 12.

More specifically, the structure of the plurality of first positioning portions 12 allows the socket 61 to be arbitrarily arranged at a plurality of different positions on the main frame body 1 to ensure the injector remover carried by the socket 61. 8 can change the position corresponding to the position of the injector. At the same time, the combination of the second positioning portion 63 and the first positioning portion 12 provides a supporting force to the socket 61, so that the socket 61 can effectively resist the effect of external force and keep in the same position without sliding arbitrarily, thereby making The fuel injector remover 8 can have a relatively stable operating environment during the fuel injector removal process, ensuring that undesired shaking or collision does not occur during the disassembly process.

Preferably, one of the first positioning portion 12 and each of the second positioning portion 63 is a concave portion, and the other is a convex portion. The first positioning portion 12 and the second positioning portion 63 are embedded through It is connected and positioned in a manner such that the socket 61 can be assembled or disassembled from the main frame body 1 by inserting and removing quickly. In this embodiment, the first positioning portion 12 is a concave hole, and the second positioning portion 63 is a convex post.

In another preferred embodiment, the at least one second positioning portion 63 is detachably arranged on the socket 61 so as to be detachable when not in use to reduce the space occupied by the load-bearing unit 6 and facilitate storage. It is understandable If yes, the first positioning portion 12 does not penetrate the main frame body 1 to support the second positioning portion 63. Moreover, the detachable design, when the base 61 or the at least one second positioning portion 63 is damaged, only the damaged components need to be replaced without replacing the entire bearing unit 6. Except that, when it is desired to carry the fuel injector remover 8 of different sizes, it is convenient to correspondingly replace the injector 61 with a different area size.

More specifically, the socket 61 is provided with a perforation 62, which is used by one of the detachment rods 81 of the injector remover 8 to connect the injectors, thereby driving the injectors out of the engine mechanism 7. Furthermore, the number of the at least one second positioning portion 63 is plural and can be combined with the same number of the first positioning portions 12 at the same time, and the plurality of second positioning portions 63 is preferably centered on the perforation 62. The symmetrical configuration allows the socket 61 to be firmly and stably positioned on the main frame body 1.

In this embodiment, the socket 61 is plate-shaped. Therefore, when the supporting units 6 are arranged on the main frame body 1, the socket 61 is pressed against the main frame body 1 by surface contact, and further The socket 61 has a large contact area with the main frame body 1, and the main frame body 1 can provide more positive support force to the second positioning portion 63 to surely support the fuel injector remover 8. Among them, the socket 61 is generally octagonal, and in the direction 9 of the arrangement, the thickness of the socket 61 is preferably larger than one and a half of the thickness of the main frame body 1 in order to have a stronger thickness structure to bear the Weight of injector remover 8.

Preferably, the second positioning portion 63 does not pass through the socket 61 to ensure that the socket 61 can maintain a flat surface to stably support the injector remover 8 and avoid the second positioning portion 63 from abutting 3. Rub the injector remover 8 and cause damage.

In this embodiment, the number of the at least one support frame 2 is two. The two support frames 2 are spaced from the main frame body 1, and each of the support frames 2 is slidably positioned on the main frame body 1. Therefore, the support frame 2 can be adjusted according to the use environment, and an appropriate separation distance is adjusted to stably locate the engine mechanism 7. In addition, each of the support frames 2 can be selectively swung relative to the main frame body 1, and can be converted into different shapes to meet different requirements (such as a use state or a storage state).

In more detail, each support frame 2 includes a connection component 3, a body 4 and two leg pieces 5. The main frame body 1 is further provided with a sliding unit 13, and the connection component 3 can be rotated in a first position. And a second position is slidably disposed on the sliding unit 13, the body 4 is disposed on the connecting component 3 to form a simultaneous relationship, the two feet The member 5 is provided on the main body 4 for positioning on the engine mechanism 7. Wherein, when the connecting component 3 is located in the first position, the extending direction of the two leg pieces 5 is perpendicular to the main frame body 1, so that the two leg pieces 5 can stand and be connected to the engine mechanism 7, that is, the The first position is the use state; and when the connecting component 3 is located in the second position, the extension direction of the two leg pieces 5 is parallel to the main frame body 1. At this time, the fuel injection nozzle dismantles the frame The space is small, and it is convenient to store and display, move or carry, so the second position is a storage state.

Preferably, each of the foot pieces 5 can be slidably positioned on the body 4 so that the foot pieces 5 can be further adjusted in position corresponding to different structures of the engine mechanism 7 and are definitely assembled and positioned on the engine. Agency 7.

In more detail, the connecting assembly 3 includes a connecting block 31 and a guide member 32. The connecting block 31 is provided with an L-shaped guide groove 311, and the guide member 32 can pass through the guide groove 311 to move through the guide groove 311. The connecting block 31 is slidably disposed on the sliding unit 13. Therefore, the connecting block 31 can slide in the sliding unit 13 together with the guide member 32 in a synchronous movement relationship, so that the support frame 2 can move relative to the main frame body 1; and the connecting block 31 passes through the guide The groove 311 can be rotated relative to the guide member 32, so that the support frame 2 can be rotated in the first position and the second position relative to the main frame body 1.

In this embodiment, the main frame body 1 includes two horizontal frames 11, the connecting block 31 is disposed between the two horizontal frames 11, and the sliding unit 13 includes four sliding grooves 131, each of the horizontal frames. The two ends of 11 are respectively provided with a sliding groove 131, and the structure of the two horizontal frames 11 is the same. In addition, the connecting block 31 is generally L-shaped. The connecting block 31 sandwiches the main body 4 to avoid relative deflection of the main body 4 and improve the stability of the connection between the connecting block 31 and the main body 4.

In summary, the fuel injection nozzle dismounting frame of the present invention can be stably positioned at the engine mechanism through the support frame, and the support frame can be moved relative to the main frame body to conform to different assembly positions of the engine mechanism, thereby ensuring Support the injector remover on the ground to facilitate the quick removal of the injector. In addition, the support frame can be rotated relative to the main frame body for easy storage, the overall structure is clear, and the operation is convenient and practical.

1‧‧‧ main frame

11‧‧‧ horizontal frame

12‧‧‧ the first positioning department

13‧‧‧Sliding unit

131‧‧‧chute

2‧‧‧ support

3‧‧‧ Connectivity

31‧‧‧link block

311‧‧‧Guide

32‧‧‧Guide

4‧‧‧ Ontology

5‧‧‧footware

6‧‧‧bearing unit

61‧‧‧ seat

62‧‧‧perforation

63‧‧‧Second Positioning Department

7‧‧‧Engine

8‧‧‧Injector remover

81‧‧‧ Disassembly lever

9‧‧‧ Display direction

FIG. 1 is a perspective view of an embodiment of the present invention.
FIG. 2 is an exploded view of FIG. 1.
FIG. 3 is a schematic perspective view of a bearing according to an embodiment of the present invention.
FIG. 4 and FIG. 5 are schematic diagrams of use operation according to an embodiment of the present invention.
FIG. 6 is a schematic diagram of a storage state according to an embodiment of the present invention.
FIG. 7 is a partial cross-sectional view of FIG. 1.
FIG. 8 is a partial cross-sectional view of FIG. 6.

Claims (8)

An injection nozzle disassembly frame includes: a main frame body provided with a plurality of first positioning portions; at least one support frame provided on the main frame body for group setting in an engine mechanism; a bearing unit including each other One socket and at least one second positioning portion are connected, and the socket is for an injector remover to be placed in a setting direction, and each of the second positioning portions can be selectively positioned with one of the first positioning portions, each One of the first positioning portion and each of the second positioning portions is a concave portion and the other is a convex portion, and the first positioning portion and the second positioning portion are connected and positioned by means of embedding; wherein, the first positioning portion The positioning portion is a recessed hole, the second positioning portion is a convex post, the first positioning portion does not penetrate the main frame body, and the second positioning portion does not penetrate the socket; in the direction of the display, The thickness of the bearing is greater than half of the thickness of the main frame; wherein, when the load-bearing unit is set on the main frame, the bearing is pressed against the main frame in a surface contact manner. The fuel injector removal frame according to claim 1, wherein the at least one second positioning portion is detachably arranged on the bearing seat. The fuel injection nozzle disassembly frame according to claim 1, wherein each of the support frames is slidably positioned on the main frame body, and each of the support frames is selectively swingable relative to the main frame body. The fuel injection nozzle disassembly rack according to claim 3, wherein each of the support frames includes a connection component, a body and two feet, and the main frame body is further provided with a sliding unit, and the connection component can be rotated in a A first position and a second position are slidably disposed on the sliding unit, the body is disposed on the connection component to form a simultaneous relationship, and the two feet are disposed on the body for positioning to the engine mechanism; wherein, when the connection When the component is in the first position, the extension direction of the two foot pieces is perpendicular to the main frame body, and when the connection component is in the second position, the extension direction of the two foot pieces is parallel to the main frame body. The fuel injection nozzle disassembly rack according to claim 4, wherein the connection assembly includes a connecting block and a guide, and the connecting block is continuously provided with an L-shaped guide groove, and the guide can move along the guide groove. The connecting block is passed through and slid on the sliding unit. The fuel injection nozzle disassembly frame according to any one of claims 1 to 5, wherein the socket is provided with a perforation, and the perforation is passed by one of the disassembly rods of the fuel injector disassembly device. The fuel injection nozzle disassembly rack according to claim 6, wherein the number of the at least one second positioning portion is a plurality, and the plurality of second positioning portions are symmetrically arranged with the perforation as a center. The fuel injector removal frame according to claim 5, wherein the at least one second positioning portion is detachably arranged on the socket; the socket is provided with a perforation, which is used for the fuel injector remover. A disassembling rod passes; the number of the at least one second positioning portion is plural, and the plurality of the second positioning portions are symmetrically arranged with the perforation as the center; each of the foot pieces is slidably positioned on the body; The connecting block is generally L-shaped, the connecting block sandwiches the body; the bearing is generally octagonal; the bearing is plate-shaped; the main frame body includes two horizontal frames, and the connecting block is provided on the two horizontal Between the racks; the sliding unit includes four slide grooves, two ends of each of the cross frames are respectively provided with one of the slide grooves, and the two cross frames have the same structure; the number of the at least one support frame is two, and the support The racks are provided at intervals on the main rack body.