High-strength air pump screw for automobile motor

Abstract

The high-strength air pump screw for the automobile motor relates to the technical field of screws and comprises a screw body, a screw cap and threads, a first thread groove is formed in one end of the screw body, the inner wall of the first thread groove is in threaded connection with the outer surface of the screw cap, and a cross groove is formed in the end, away from the screw body, of the screw cap. A second threaded groove is formed in one side of the inner wall of the first threaded groove, a reinforcing assembly is arranged in the second threaded groove, the two fixing rods penetrate out of the interval of the threaded protrusions, then the opposite ends of the two fixing rods can extrude the two sides of the inner wall of the mounting hole correspondingly, and therefore the interior of the mounting hole is subjected to transverse pressure; according to the air pump screw, the fixing force of the air pump screw is matched, so that the air pump screw can be fixed in the mounting hole in a high-strength mode, the air pump screw has high fixing force, and the air pump screw can be better used.

Description

Technical Field

[0001] The utility model relates to the technical field of screws, in particular to a high-strength air pump screw for automobile motors. Background Art

[0002] Screws, also known as screws, are tools that use the physical and mathematical principles of the inclined circular rotation of an object and the friction force to gradually tighten objects and machine parts. Air pump screws are a type of screw. When installing automobile motors, air pump screws are needed. They are an important component connecting automobile motors and air pumps.

[0003] When installing the automobile motor and the air pump, the existing air pump screws generally require high-strength screws for fixing. Since the fixing strength of a single traditional screw is usually limited and it is inconvenient to strengthen the fixing strength of the screw, the fixing force of the traditional screw is relatively general. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a high-strength air pump screw for automobile motors, which can solve the problem that the fixing strength of a traditional single screw is usually limited and the fixing strength of the screw is inconvenient to strengthen and change.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength air pump screw for automobile motors, comprising a screw body, a screw cover, and a thread, wherein a first thread groove is provided at one end of the screw body, the inner wall of the first thread groove is threadedly connected to the outer surface of the screw cover, a cross groove is provided at one end of the screw cover away from the screw body, a second thread groove is provided on one side of the inner wall of the first thread groove, and a reinforcing component is arranged inside the second thread groove.

[0006] Preferably, the reinforcement assembly includes a reinforcing screw, the outer surface of the reinforcing screw is threadedly connected to the inner wall of the second thread groove, the end of the reinforcing screw away from the screw cover is spherical, and one end of the inner wall of the second thread groove is adapted to the spherical end of the reinforcing screw.

[0007] Preferably, two slide grooves are formed on the inner wall of the second thread groove, and the interiors of the two slide grooves both penetrate the interior of the screw body.

[0008] Preferably, the inner walls of the two slide grooves are slidably connected with fixing rods, and the opposite ends of the two fixing rods are spherical.

[0009] Preferably, the inner walls of the two slide grooves are both provided with annular limiting grooves, the inner walls of the two annular limiting grooves are both provided with pressure springs, and the outer surfaces of the two fixing rods are both fixedly sleeved with annular limiting disks.

[0010] Preferably, the two annular limiting plates are respectively slidably connected to the inner walls of the corresponding annular limiting grooves, and one end of the two annular limiting plates is respectively fixedly connected to the corresponding pressure springs.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) The position where the high-strength air pump screw for automobile motors passes through the two fixing rods is within the interval between the threaded protrusions, and then the opposite ends of the two fixing rods will respectively squeeze the two sides of the inner wall of the mounting hole, so that the inside of the mounting hole is subjected to lateral pressure, thereby cooperating with the fixing force of the air pump screw itself, so that the air pump screw can be fixed in the mounting hole with high strength, so that the air pump screw can have a strong fixing force, so that the air pump screw can be better used.

[0013] (2) The high-strength air pump screw for automobile motors has a first thread groove. When the reinforcing screw rod completely enters the second thread groove, the screw cover can be reinstalled in the first thread groove, so that the screw cover can be flexibly disassembled and assembled, thereby enabling the air pump screw to be better used. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 This is a three-dimensional structural diagram of a high-strength air pump screw for an automobile motor of the utility model;

[0016] Figure 2 It is a plan view of the second thread groove of the utility model;

[0017] Figure 3 For the utility model Figure 2 A in the enlarged view;

[0018] Figure 4 It is a schematic diagram of the second thread groove structure of the utility model.

[0019] Figure numerals: 1. screw body; 2. screw cover; 3. thread; 4. cross groove; 5. first thread groove; 6. second thread groove; 7. reinforcement screw; 8. slide groove; 9. fixing rod; 10. annular limit groove; 11. annular limit plate; 12. pressure spring. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0023] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0024] See also Figure 1-4 The utility model provides a technical solution: a high-strength air pump screw for an automobile motor, comprising a screw body 1, a screw cover 2, and a thread 3. The screw body 1 and the screw cover 2 are both made of lightweight aluminum material. A first thread groove 5 is provided at one end of the screw body 1, and the inner wall of the first thread groove 5 is threadedly connected to the outer surface of the screw cover 2. A cross groove is provided at one end of the screw cover 2 away from the screw body 1, and a second thread groove 6 is provided on one side of the inner wall of the first thread groove 5, and a reinforcing component is arranged inside the second thread groove 6.

[0025] Furthermore, the reinforcement component includes a reinforcing screw 7, the outer surface of the reinforcing screw 7 is threadedly connected to the inner wall of the second thread groove 6, the end of the reinforcing screw 7 away from the screw cover 2 is spherical, and one end of the inner wall of the second thread groove 6 is adapted to the spherical end of the reinforcing screw 7, the inner wall of the second thread groove 6 is provided with two sliding grooves 8, the interiors of the two sliding grooves 8 both penetrate the interior of the screw body 1, the inner walls of the two sliding grooves 8 are slidably connected with fixing rods 9, the opposite ends of the two fixing rods 9 are spherical, the inner walls of the two sliding grooves 8 are provided with annular limit grooves 10, the inner walls of the two annular limit grooves 10 are provided with pressure springs 12, the outer surfaces of the two fixing rods 9 are fixedly sleeved with annular limit plates 11, the two annular limit plates 11 are respectively slidably connected to the inner walls of the corresponding annular limit grooves 10, and one end of the two annular limit plates 11 is respectively fixedly connected to the corresponding pressure springs 12.

[0026] Furthermore, when the staff uses the air pump screw to install the automobile motor, if the air pump screw needs to be fixed with high strength, then first use the setting of the cross groove 4 to use a tool to drive the screw body 1 into the mounting hole that matches it, then remove the screw cover 2 from one end of the screw body 1, and then drive the reinforcement screw 7 into the interior of the second thread groove 6. A cross groove is also provided at one end of the reinforcement screw 7. Then, as the reinforcement screw 7 enters, the spherical end of the reinforcement screw 7 will contact the two fixing rods 9, and then through the extrusion contact of the reinforcement screw 7, then The two fixing rods 9 will move in opposite directions respectively, and then the opposite ends of the two fixing rods 9 can be drilled out to the outside of the screw body 1 respectively. The position where the two fixing rods 9 are penetrated is within the interval of the protrusion of the thread 3, and then the opposite ends of the two fixing rods 9 will squeeze the two sides of the inner wall of the mounting hole respectively, so that the inside of the mounting hole is subjected to lateral pressure, thereby cooperating with the fixing force of the air pump screw itself, so that the air pump screw can be fixed in the mounting hole with high strength, so that the air pump screw can have a strong fixing force, so that the air pump screw can be better used.

[0027] Furthermore, by opening the first thread groove 5, when the reinforcing screw 7 completely enters the interior of the second thread groove 6, the screw cover 2 can then be reinstalled inside the first thread groove 5, so that the screw cover 2 can be flexibly disassembled and assembled, thereby enabling the air pump screw to be better used.

[0028] Working principle: when the staff uses the air pump screw to install the automobile motor, if the air pump screw needs to be fixed with high strength, then first use the setting of the cross groove 4 and use a tool to drive the screw body 1 into the mounting hole that matches it, then remove the screw cover 2 from one end of the screw body 1, and then drive the reinforcement screw 7 into the second thread groove 6. A cross groove is also provided at one end of the reinforcement screw 7. Then as the reinforcement screw 7 enters, the spherical end of the reinforcement screw 7 will contact the two fixing rods 9, and then through the extrusion contact of the reinforcement screw 7, the two fixing rods 9 will move in opposite directions respectively, and then the opposite ends of the two fixing rods 9 can be drilled out to the outside of the screw body 1 respectively, and the position where the two fixing rods 9 pass through is within the interval of the protrusion of the thread 3, and then the opposite ends of the two fixing rods 9 will squeeze the two sides of the inner wall of the mounting hole respectively.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A high-strength air pump screw for automobile motors, comprising a screw body (1), a screw cover (2), and a thread (3), characterized in that: A first thread groove (5) is formed at one end of the screw body (1), and the inner wall of the first thread groove (5) is threadedly connected to the outer surface of the screw cover (2); A cross groove is provided at one end of the screw cover (2) away from the screw body (1), a second screw groove (6) is provided on one side of the inner wall of the first screw groove (5), and a reinforcing component is provided inside the second screw groove (6).

2. The high-strength air pump screw for automobile motor according to claim 1, characterized in that: The reinforcing assembly comprises a reinforcing screw rod (7), the outer surface of the reinforcing screw rod (7) being threadedly connected to the inner wall of the second thread groove (6); The end of the reinforcing screw rod (7) away from the screw cover (2) is spherical, and one end of the inner wall of the second thread groove (6) is adapted to the spherical end of the reinforcing screw rod (7).

3. The high-strength air pump screw for automobile motor according to claim 1, characterized in that: The inner wall of the second thread groove (6) is provided with two slide grooves (8); The interiors of the two sliding grooves (8) both penetrate the interior of the screw body (1).

4. The high-strength air pump screw for automobile motor according to claim 3, characterized in that: The inner walls of the two slide grooves (8) are both slidably connected with fixing rods (9); Wherein, the opposite ends of the two fixing rods (9) are both spherical.

5. The high-strength air pump screw for automobile motor according to claim 4, characterized in that: The inner walls of the two slide grooves (8) are both provided with an annular limiting groove (10); The inner walls of the two annular limiting grooves (10) are both provided with pressure springs (12), and the outer surfaces of the two fixing rods (9) are both fixedly sleeved with annular limiting disks (11).

6. The high-strength air pump screw for automobile motor according to claim 5, characterized in that: The two annular limiting plates (11) are respectively slidably connected to the inner walls of the corresponding annular limiting grooves (10); One end of the two annular limiting plates (11) is respectively fixedly connected to the corresponding pressure springs (12).

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