CN207814158U - An automobile engine oil injection screw - Google Patents

Abstract

The utility model provides an automobile engine oil spout screw, including inlet port, piston, spring one, depression bar, bolt pole, rack, circular gear, spring two and sealing washer, bolt pole downside is provided with the inlet port, the depression bar is installed to bolt pole lower extreme, the depression bar lower extreme is provided with the piston, spring one is installed terminal surface under the piston, the inlet port is installed on the depression bar right side, and this design increases the functionality, the rack outer end is provided with circular gear, spring two is installed to the rack lower extreme, spring two sets up in the sealing washer upper end, circular gear installs at the sealing washer upside, the sealing washer has been placed to the rack downside, and this design is sealed effectual, the utility model discloses convenient to use, the operation of being convenient for, stability is good, and the reliability is high, has increased the functionality, and is sealed effectual.

Description

An automobile engine oil injection screw

technical field

The utility model relates to an automobile engine fuel injection screw, which belongs to the field of automobile parts and equipment.

Background technique

Automobile engine fuel injection screw is a screw installed on the engine fuel injection pipe, which can seal oil, drain oil and fix parts.

Existing automotive engine fuel injection screws are usually poor in functionality. During long-term use, the screws may be stuck or "not able to rotate", which is not convenient for later disassembly, and the disassembly work is complicated. The existing The use of the fuel injection screw of the automobile engine is poor, because during use, the screw may become loose due to the vibration of the engine, so that the oil overflows through the threaded hole, resulting in oil leakage.

Utility model content

In view of the deficiencies in the prior art, the purpose of this utility model is to provide a fuel injection screw for an automobile engine to solve the problems raised in the above-mentioned background technology. The utility model is easy to use, easy to operate, good in stability, high in reliability, and increases In addition to functionality, the sealing effect is good.

In order to achieve the above object, the utility model is achieved through the following technical scheme: an automobile engine fuel injection screw, including an auxiliary mechanism, a sealing mechanism and a screw body, characterized in that: the auxiliary mechanism and the sealing mechanism are installed on the screw On the main body, the sealing mechanism is arranged outside the auxiliary mechanism. The auxiliary mechanism includes an oil inlet hole, a piston, a spring one, a pressure rod and a latch rod. An oil inlet hole is arranged on the lower side of the latch rod, and the lower end of the latch rod A pressure rod is installed, the lower end of the pressure rod is provided with a piston, the spring one is installed on the lower end surface of the piston, the oil inlet hole is installed on the right side of the pressure rod, the spring one is arranged at the inner bottom of the screw body, the The oil inlet hole is set at the right end of the screw body, the bolt rod is set on the screw body, the piston and the pressure rod are placed inside the screw body, and the sealing mechanism includes a rack, a circular gear, a spring 2 and a sealing ring, The outer end of the rack is provided with a circular gear, the lower end of the rack is equipped with a spring two, the spring two is arranged on the upper end of the sealing ring, the circular gear is installed on the upper side of the sealing ring, and the lower side of the rack A sealing ring is placed, the sealing ring is arranged on the outer end of the screw body, the rack is installed on the screw body, the spring two is placed inside the screw body, the circular gear is installed on the outside of the screw body, the latch The rod is arranged on the upper side of the rack.

Further, the piston is connected to the screw body through the first spring, the rack is connected to the sealing ring through the second spring, and the circular gear is in gear engagement with the rack.

Further, a dust-proof plug is installed on the oil inlet hole, and the dust-proof plug is arranged at the right end of the screw body, and at least four oil guide grooves are processed at the left and right ends of the lower part of the screw body, and the oil guide grooves are installed on the outer side of the spring one.

Further, there are two circular gears, racks and two springs, and the two springs are symmetrically installed on the upper end of the sealing ring.

Further, a support plate is installed on the screw body, and a rotating shaft is arranged on the support plate, the circular gear is connected with the support plate through the rotating shaft, and anti-slip lines are processed on the rotating shaft, and the circular gear is installed on the support plate. Inside the plate, the rack is arranged on the support plate.

Further, the upper end of the screw body is processed with a groove, the latch rod is installed on the groove, the pressure rod and the piston are both arranged inside the groove, and a spring is placed at the bottom end of the groove.

Beneficial effects of the utility model: the utility model is an automobile engine fuel injection screw. The utility model is designed to facilitate the entry of lubricating oil and the screw body by adding an oil inlet hole, a piston, a spring one, a pressure rod and a latch rod. Rotation, simple operation, easy to use, increased function shape, solves the problem that the existing automotive engine fuel injection screws usually have poor functionality, and the screws may be stuck during long-term use and "cannot turn". And other phenomena, it is not convenient for later disassembly, and the disassembly work is complicated.

The utility model has a good sealing effect by adding racks, circular gears, spring two and sealing rings, which can prevent oil leakage, has a stable structure and strong practicability, and solves the problem of poor use of the existing automobile engine fuel injection screws During use, the screw may become loose due to the vibration of the engine, so that the oil overflows through the threaded hole, thereby causing the problem of oil leakage.

Due to the addition of dust plugs, this design is convenient for dust prevention; due to the addition of oil guide grooves, this design facilitates the flow of lubricating oil; due to the addition of support plates, this design is convenient for the placement of circular gears; Rotation, due to the addition of anti-slip lines, this design improves the anti-slip effect, due to the addition of grooves, this design facilitates the placement of latch rods, pressure rods and pistons, the utility model is easy to use, easy to operate, good stability, high reliability, and increased In addition to functionality, the sealing effect is good.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the structural representation of a kind of automobile engine oil injection screw of the utility model;

Fig. 2 is the schematic diagram of the auxiliary mechanism of a kind of automobile engine oil injection screw of the utility model;

Fig. 3 is the schematic diagram of the sealing mechanism of a kind of automobile engine fuel injection screw of the present utility model;

In the figure: 1-auxiliary mechanism, 2-sealing mechanism, 3-screw body, 11-oil inlet hole, 12-piston, 13-spring one, 14-pressure rod, 15-bolt rod, 21-rack, 22- Circular gear, 23-spring two, 24-sealing ring.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

Please refer to Fig. 1-Fig. 3, the utility model provides a technical solution: an automobile engine fuel injection screw, including an auxiliary mechanism 1, a sealing mechanism 2 and a screw body 3, and the auxiliary mechanism 1 and the sealing mechanism 2 are installed on the screw body 3, the sealing mechanism 2 is arranged outside the auxiliary mechanism 1.

Auxiliary mechanism 1 comprises oil inlet hole 11, piston 12, spring one 13, depression rod 14 and latch rod 15, and the lower side of latch rod 15 is provided with oil inlet hole 11, and the lower end of latch rod 15 is equipped with depression rod 14, and the lower end of depression rod 14 Piston 12 is provided, spring one 13 is installed on the lower end surface of piston 12, oil inlet hole 11 is installed on the right side of pressure rod 14, spring one 13 is arranged on the inner bottom end of screw main body 3, oil inlet hole 11 is arranged on the right end of screw main body 3, The latch rod 15 is arranged on the screw body 3, and the piston 12 and the pressure rod 14 are placed inside the screw body 3. This design facilitates the entry of lubricating oil and the rotation of the screw body 3. The operation is simple and easy to use, and the function shape is increased.

The sealing mechanism 2 includes a rack 21, a circular gear 22, a spring 23 and a sealing ring 24, the outer end of the rack 21 is provided with a circular gear 22, the lower end of the rack 21 is equipped with a spring 23, and the spring 23 is arranged on the sealing ring 24 upper end, the circular gear 22 is installed on the seal ring 24 upper side, the rack 21 lower side is placed with the seal ring 24, the seal ring 24 is arranged on the outer end of the screw main body 3, the rack 21 is installed on the screw main body 3, and the spring two 23 Placed inside the screw main body 3, the circular gear 22 is installed outside the screw main body 3, and the latch rod 15 is arranged on the upper side of the rack 21. This design has a good sealing effect, can prevent oil leakage, has a stable structure, and is practical.

The piston 12 is connected with the screw main body 3 through the spring one 13, the rack 21 is connected with the sealing ring 24 through the spring two 23, the circular gear 22 is engaged with the rack 21, and the oil inlet hole 11 is provided with a dustproof plug. And the dustproof plug is arranged on the right end of the screw main body 3, and at least four oil guide grooves are processed at the left and right ends of the bottom of the screw main body 3, and the oil guide grooves are installed on the outside of the spring one 13, and the circular gear 22, the rack 21 and the spring two 23 are all There are two, two springs 23 are symmetrically installed on the upper end of the seal ring 24, a support plate is installed on the screw main body 3, and a rotating shaft is arranged on the support plate, the circular gear 22 is connected with the support plate through the rotating shaft, and on the rotating shaft Anti-skid pattern is processed, the circular gear 22 is installed on the inside of the support plate, the rack 21 is set on the support plate, the upper end of the screw body 3 is processed with a groove, the latch rod 15 is installed on the groove, the pressure rod 14 and the piston 12 are both set Inside the groove, a spring 13 is placed at the bottom end of the groove.

Specific implementation method: When the screw body 3 is stuck or "can't turn", the user holds the latch rod 15 and moves to the right, the latch rod 15 moves to the right to separate from the pressure rod 14, and then the spring one 13 drives the piston 12 to move upward under its own action, and the upward movement of the piston 12 drives the pressure rod 14 to move upward. The oil inlet hole 11 is separated, and then the user injects lubricating oil into the groove of the screw body 3 through the oil inlet hole 11. When the lubricating oil is injected into a suitable amount, the user holds the pressure rod 14 and moves it downwards, pressing The downward movement of the rod 14 drives the piston 12 to move downward, and the downward movement of the piston 12 drives the lubricating oil to enter the external thread of the screw main body 3 through the oil guide groove, so as to realize the lubrication and loosening of the connection between the screw main body 3 and the engine. This design is convenient The entry of the lubricating oil facilitates the rotation of the screw main body 3, which is simple to operate and easy to use, and increases the functional shape.

When installing the sealing ring 24, the user first puts the sealing ring 24 on the screw body 3, then the user installs the screw body 3 and the sealing ring 24 on the engine connection, and then the user holds the rotating rod and turns it, and the rotating rod The rotation drives the circular gear 22 to rotate, because the circular gear 22 and the rack 21 carry out gear engagement, so the circular gear 22 rotates to drive the rack 21 to move downward, and the rack 21 moves downward to compress the spring two 23, and the spring two 23 The compression drives the sealing ring 24 to move downward, and the sealing ring 24 moves downward to seal the connection between the engine and the screw body 3. The latch rod 15 is arranged on the upper side of the rack 21. This design has a good sealing effect and can prevent oil leakage. The structure Stable and practical.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. An automobile engine fuel injection screw, including an auxiliary mechanism (1), a sealing mechanism (2) and a screw body (3), characterized in that: the auxiliary mechanism (1) and the sealing mechanism (2) are installed on the screw On the main body (3), the sealing mechanism (2) is arranged outside the auxiliary mechanism (1); The auxiliary mechanism (1) includes an oil inlet hole (11), a piston (12), a spring one (13), a pressing rod (14) and a latch rod (15), and the lower side of the latch rod (15) is provided with an inlet The oil hole (11), the lower end of the latch rod (15) is equipped with a pressure rod (14), the lower end of the pressure rod (14) is provided with a piston (12), and the spring one (13) is installed on the piston (12) The lower end surface, the oil inlet hole (11) is installed on the right side of the pressure rod (14), the spring one (13) is set at the bottom end of the screw body (3), and the oil inlet hole (11) is set on the screw At the right end of the main body (3), the latch rod (15) is set on the screw main body (3), and the piston (12) and pressure rod (14) are placed inside the screw main body (3); The sealing mechanism (2) includes a rack (21), a circular gear (22), a spring two (23) and a sealing ring (24), and the outer end of the rack (21) is provided with a circular gear (22) , the lower end of the rack (21) is equipped with spring two (23), the spring two (23) is set on the upper end of the sealing ring (24), and the circular gear (22) is installed on the upper side of the sealing ring (24) , a sealing ring (24) is placed on the underside of the rack (21), the sealing ring (24) is arranged on the outer end of the screw body (3), and the rack (21) is installed on the screw body (3) , the spring two (23) is placed inside the screw body (3), the circular gear (22) is installed outside the screw body (3), and the latch rod (15) is set on the upper side of the rack (21) . 2. An automobile engine fuel injection screw according to claim 1, characterized in that: the piston (12) is connected to the screw body (3) through a spring one (13), and the rack (21) is connected through The second spring (23) is connected with the seal ring (24), and the circular gear (22) is in gear engagement with the rack (21). 3. An automobile engine fuel injection screw according to claim 1, characterized in that: the oil inlet hole (11) is provided with a dust-proof plug, and the dust-proof plug is arranged at the right end of the screw body (3), and the screw At least four oil guide grooves are processed on the left and right ends of the lower part of the main body (3), and the oil guide grooves are installed on the outside of the spring one (13). 4. A fuel injection screw for an automobile engine according to claim 1, characterized in that two of the circular gear (22), the rack (21) and the second spring (23) are provided, and the two Said spring two (23) are symmetrically installed on the sealing ring (24) upper end. 5. An automobile engine fuel injection screw according to claim 1, characterized in that: a support plate is installed on the screw body (3), and a rotating shaft is arranged on the support plate, and the circular gear (22) The rotating shaft is connected with the support plate, and the rotating shaft is processed with anti-slip lines, the circular gear (22) is installed inside the support plate, and the rack (21) is arranged on the support plate. 6. An automobile engine fuel injection screw according to claim 1, characterized in that: the upper end of the screw body (3) is processed with a groove, the latch rod (15) is installed on the groove, and the pressing Both the rod (14) and the piston (12) are arranged inside the groove, and a spring one (13) is placed at the bottom inside the groove.