CN117601062A - Right-angle linkage reinforcement wrench - Google Patents

Abstract

The invention relates to a right-angle linkage reinforcement wrench which comprises a first connector, a main body, a second connector, a transmission rod and a transmission gear set, wherein the first connector is connected with the main body; the main body is hollow and is provided with openings at two ends; the transmission rod is at least partially positioned inside the main body and can rotate relative to the main body; the first connector is connected with one end of the transmission rod to drive the transmission rod to rotate; the other end of the transmission rod is connected with the transmission gear set to drive the transmission gear set to transmit; the transmission gear set is connected with the second connector to drive the second connector to rotate; the first connector and the second connector are perpendicular to each other. According to the invention, the tool can extend into a narrow space for use by mutually perpendicular directions of the first connector and the second connector, so that the tool is more labor-saving, the operation is simple, the operation intensity of an maintainer is greatly reduced, and the tool belongs to the technical field of hardware tools.

Description

Right-angle linkage reinforcement wrench

Technical Field

The invention relates to the technical field of hardware tools, in particular to a right-angle linkage reinforcement wrench.

Background

The components and parts of current electric control system are arranged more densely, and the maintenance space is narrow and small, and the spanner that often uses on the market is straight shank dead head or straight shank plum blossom etc. but even the components and parts of electric control system are equipped with screw nut in the corner, are difficult to operate through above-mentioned often-used instrument to be difficult to overhaul it, lead to the difficult problem of maintenance and maintenance inefficiency.

Disclosure of Invention

Aiming at the technical problems existing in the prior art, the invention aims at: the utility model provides a right angle linkage reinforcement spanner, through the orientation mutually perpendicular with the orientation of first connector and the orientation of second connector, make the instrument can stretch into narrow and small space inside use, solve current commonly used spanner and be difficult to be equipped with screw nut in the corner and operate and lead to overhauling difficulty and maintenance inefficiency's problem.

In order to achieve the above purpose, the invention adopts the following technical scheme:

a right-angle linkage reinforcement wrench comprises a first connector, a main body, a second connector, a transmission rod and a transmission gear set; the main body is hollow and is provided with openings at two ends; the transmission rod is at least partially positioned inside the main body and can rotate relative to the main body; the first connector is connected with one end of the transmission rod to drive the transmission rod to rotate; the other end of the transmission rod is connected with the transmission gear set to drive the transmission gear set to transmit; the transmission gear set is connected with the second connector to drive the second connector to rotate; the first connector and the second connector are perpendicular to each other.

Preferably, the main body is a cylindrical structure, and both ends of the transmission rod extend from both end openings of the cylindrical structure, respectively.

Preferably, the driving gear set comprises a driving bevel gear and a driven basin angle gear, the driving bevel gear is connected with the transmission rod to rotate along with the transmission rod, the driven basin angle gear is connected with the second connector to drive the second connector to rotate, and the driving bevel gear and the driven basin angle gear are meshed for transmission.

As one preferable mode, the right-angle linkage reinforcement wrench further comprises two planetary reduction gear sets, wherein the two planetary reduction gear sets are both positioned in the cylindrical structure and are both connected with the transmission rod to reduce the rotating speed of the transmission rod.

As one preferable mode, the planetary reduction gear set comprises round plates, a sun wheel and a plurality of planetary wheels, wherein the number of the round plates is two, the two round plates are sleeved on the transmission rod in parallel, the sun wheel is sleeved on the transmission rod to rotate along with the transmission rod, the sun wheel is positioned between the two round plates, the plurality of planetary wheels are positioned between the two round plates and can rotate relative to the two round plates, the plurality of planetary wheels are uniformly distributed along the circumferential direction of the sun wheel, and the plurality of planetary wheels are meshed with the sun wheel.

Preferably, the cross section of the first connector is regular hexagon, and the extending direction of the first connector is the same as the extending direction of the transmission shaft.

Preferably, the second connector has a cylindrical structure provided with a connecting groove extending in an axial direction thereof.

Preferably, the right angle linkage power wrench further comprises a cover, wherein the cover is connected with the opening of the main body to close the opening.

As one preferable mode, the right-angle linkage reinforcement wrench further comprises an LED lamp, and the LED lamp and the like are arranged on the outer surface of the main body.

As one preferable mode, the right-angle linkage reinforcement wrench further comprises a button cell, wherein the button cell is arranged on the main body, and the button cell is connected with the LED lamp through a lead.

In general, the invention has the following advantages:

according to the right-angle linkage reinforcement wrench, the first connector and the second connector are mutually perpendicular, so that the disassembly and assembly work can be conveniently completed when screw nuts are used under the conditions of insufficient narrow space and the like; make through transfer line and drive gear through linking first connector and second connector, make operation convenient and fast more, through transfer line and drive gear, make the instrument can stretch into inside the narrow and small space, then inside outside transmission for first connector and second connector linkage use, need not to meet narrow and small space through current spanner not enough and can't operate, make the operation more laborsaving through transfer line and drive gear, overall structure reasonable in design, easy operation, very big alleviateed maintainer's operating strength.

Drawings

FIG. 1 is a cross-sectional view of a right angle linked power wrench.

Fig. 2 is a front view of a right angle linked power wrench.

Fig. 3 is a top view of a right angle linked power wrench.

Fig. 4 is a bottom view of a right angle linked power wrench.

Fig. 5 is a perspective view of a right angle linked power wrench with the body removed.

Fig. 6 is a perspective view of a right angle linkage power wrench.

Fig. 7 is a perspective view of a planetary reduction gear set.

Wherein 1 is first connector, 2 is the main part, 3 is the transfer line, 4 is planetary reduction gear set, 5 is the protective sheath, 6 is the closing cap, 7 is the drive gear set, 8 is the second connector, 9 is the LED lamp, 10 is the plectane, 11 is the planet wheel, 12 is the initiative bevel gear, 13 is driven basin angle gear, 14 is button cell, 15 is the sun gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "inner", "front", "rear", "left", "right", etc., are based on directions or positional relationships shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 7, the right-angle linkage reinforcement wrench provided in this embodiment includes a first connector 1, a main body 2, a second connector 8, a transmission rod 3 and a transmission gear set 7; the main body 2 is hollow and is provided with openings at two ends; the transmission rod 3 is at least partially positioned inside the main body 2 and can rotate relative to the main body 2; one end of the first connector 1 is connected with one end of the transmission rod 3 to drive the transmission rod 3 to rotate; the other end of the transmission rod 3 is connected with the transmission gear set 7 to drive the transmission gear set 7 to transmit; the transmission gear set 7 is connected with the second connector 8 to drive the second connector 8 to rotate; the first connector 1 and the second connector 8 are oriented perpendicular to each other. In this embodiment, through setting up first connector 1 and second connector 8 mutually perpendicular, then through transfer line 3 and drive gear train 7 transmission, and all integrate first connector 1, second connector 8, transfer line 3 and drive gear train 7 on main part 2, therefore holistic volume is less, when using, can hold main part 2 and stretch the screw nut department on the components and parts of electric control system with second connector 8, then be connected with screw nut through second connector 8, rethread rotary first connector 1, drive second connector 8 rotation through transfer line 3 and drive gear drive in proper order, thereby can rotate screw nut, overhaul electric control system's components and parts.

As shown in fig. 5, in some embodiments, the main body 2 is a cylindrical structure, and both ends of the transmission rod 3 extend from both end openings of the cylindrical structure, respectively. In this embodiment, the main body 2 may be used as a grip of a right angle linkage reinforcement wrench, and a user holds the main body 2 to stabilize the whole right angle linkage reinforcement wrench during operation, the main body 2 may be made of high performance rubber, and is hollow, and the outer surface is a rough surface of particles, so that friction force is increased, and the main body is not easy to slip during operation.

As shown in fig. 5, in some embodiments, the drive gear set 7 includes a drive bevel gear 12 and a driven basin horn gear 13, the drive bevel gear 12 and the drive rod 3 are connected to rotate with the drive rod 3, the driven basin horn gear and the second connector 8 are connected to drive the second connector 8 to rotate, and the drive bevel gear 12 and the driven basin horn gear 13 are engaged to drive. In this embodiment, as shown in fig. 1, the drive bevel gear 12 may be connected with the transmission shaft by a key, a connection key is provided on the transmission shaft, then a key slot is provided on the drive bevel gear 12, and the connection between the drive bevel gear 12 and the key slot is achieved by matching the key and the key slot, so that the drive bevel gear 12 may rotate along with the transmission rod 3; the driven disc angle gear is positioned on the right side of the driving bevel gear 12, the driving bevel gear 12 is horizontally arranged, the driven disc angle gear is vertically arranged, disc angle teeth of the driven disc angle gear are meshed with teeth on the right side of the driving bevel gear 12 and are consistent with the advancing direction of the wrench force direction, and the driven disc angle gear is large in diameter due to the small diameter of the driving bevel gear 12, so that the effect of transmitting large moment is achieved.

As shown in fig. 5 and 7, in some embodiments, a right angle linkage power wrench further includes two sets of planetary reduction gear sets 4, where the two sets of planetary reduction gear sets 4 are located in a cylindrical structure, and the two sets of planetary reduction gear sets 4 are connected to the transmission rod 3 to reduce the rotation speed of the transmission rod 3. In this embodiment, by providing the planetary reduction gear set 4, the consumption of the force of the operator is reduced, and the operation is made easier.

As shown in fig. 5 and 7, in some embodiments, the planetary reduction gear set 4 includes a circular plate 10, a sun gear 15, and a plurality of planetary gears 11, the number of the circular plates 10 is two, the two circular plates 10 are sleeved on the transmission rod 3 in parallel, the sun gear 15 is sleeved on the transmission rod 3 to rotate along with the transmission rod 3, the sun gear 15 is located between the two circular plates 10, the plurality of planetary gears 11 are located between the two circular plates 10 and can rotate relative to the two circular plates 10, the plurality of planetary gears 11 are uniformly distributed along the circumferential direction of the sun gear 15, and the plurality of planetary gears 11 are all meshed with the sun gear 15. In this embodiment, the planetary gear 11 is made of stainless steel, and has the characteristics of small volume, large carrying capacity, stable operation and the like, and the characteristics of the planetary reduction gear set 4 are utilized, so that the rotation speed of the transmission rod 3 can be reduced, and the torque effect transmitted by the transmission rod 3 is increased.

As shown in fig. 2, in some embodiments, the cross section of the first connector 1 is regular hexagon, and the extending direction of the first connector 1 is the same as the extending direction of the transmission shaft. In this embodiment, the first connector 1 may be a 1/2 connector of the large aircraft, and the 1/2 connector of the large aircraft is an internal angle wrench, which not only can be used as a wrench, but also can be connected with other tools for operation (such as lengthening torque, adding wrenches of different types, meeting the requirements of different environments); if the wrench can be connected with the existing wrench, the whole wrench is made of stainless steel, and has strong hardness and enough toughness; the transmission rod 3 is driven to rotate by being matched with an external wrench to rotate.

As shown in fig. 4, in some embodiments, the second connector 8 is a cylindrical structure provided with a connecting groove extending in the axial direction thereof. In this embodiment, the second connector 8 may be a solid wrench, which is an allen wrench, or may be a connector (similar to a socket); the second connector 8 is arranged so as to sleeve the screw and the nut, then the first connector 1 is rotated to drive the transmission rod 3 and the transmission gear set 7, and the second connector 8 is rotated to drive the sleeved screw and the nut to rotate, so that the locking of components of the electric control system is loosened, and the electric control system can be overhauled.

In some embodiments, the right angle linked power wrench further includes a cover 6, the cover 6 being coupled to the opening of the body 2 to close the opening. As shown in fig. 1, 3 and 5, in this embodiment, the top of the main body 2 is designed with a protective sleeve 5 surrounding the driving gear set 7 and the second connector 8, an opening is provided on one side of the protective sleeve 5 for the end of the second connector 8 to be assembled and fixed, and the top of the protective sleeve 5 is provided with an opening, so as to avoid dust or other entering to damage the right angle linkage power wrench.

As shown in fig. 2 and 6, in some embodiments, the right angle linked power wrench further includes an LED light 9, an LED, etc. mounted to the outer surface of the main body 2. In the embodiment, the right-angle linkage power wrench can be used in the dark by arranging the LED lamp 9, so that the functional requirement of the right-angle linkage power wrench is enhanced.

As shown in fig. 5, in some embodiments, the right angle linked power wrench further includes a button cell 14, the button cell 14 is mounted on the main body 2, and the button cell 14 and the LED lamp 9 are connected by a wire. Button cell 14 (button cell) is also called button cell, and is a cell having a larger outer dimension like a small button, and generally has a larger diameter and a smaller thickness (compared with a cylindrical cell such as a cell of size 5 AA on the market), the button cell 14 is a cell divided from the outer dimension, and the corresponding cells are classified into a cylindrical cell, a prismatic cell and a special-shaped cell. Button cell 14 is typically charged, including 3.6V rechargeable lithium ion button cells (LIR series), 3V rechargeable lithium ion button cells (ML or VL series), and both charged and uncharged in general; non-rechargeable including 3V lithium manganese coin cells (CR series) and 1.5V alkaline zinc manganese coin cells (LR and SR series). In this embodiment, the LED lamp 9 is powered by providing the button cell 14, so that connection with an external power source through a wire plug is not required, resulting in inconvenience in overall operation of the device. For convenience and continuous use, a rechargeable button cell 14 may be used, and if a non-rechargeable button cell 14 is used, the button cell 14 may be conveniently and detachably mounted on the main body 2.

The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.

Claims (10)

1. Right-angle linkage reinforcement spanner, its characterized in that: comprises a first connector (1), a main body (2), a second connector (8), a transmission rod (3) and a transmission gear set (7);

the inside of the main body (2) is hollow, and two ends of the main body are provided with openings;

the transmission rod (3) is at least partially positioned inside the main body (2) and can rotate relative to the main body (2);

one end of the first connecting head (1) is connected with one end of the transmission rod (3) to drive the transmission rod (3) to rotate;

the other end of the transmission rod (3) is connected with the transmission gear set (7) to drive the transmission gear set (7) to transmit;

the transmission gear set (7) is connected with the second connector (8) to drive the second connector (8) to rotate;

the first connector (1) and the second connector (8) are oriented perpendicular to each other.

2. The right angle linked power wrench of claim 1, wherein: the main body (2) is of a cylindrical structure, and two ends of the transmission rod (3) extend from openings at two ends of the cylindrical structure respectively.

3. The right angle linked power wrench of claim 1, wherein: the driving gear set (7) comprises a driving bevel gear (12) and a driven basin angle gear (13), the driving bevel gear (12) is connected with the driving rod (3) to rotate along with the driving rod (3), the driven basin angle gear is connected with the second connector (8) to drive the second connector (8) to rotate, and the driving bevel gear (12) and the driven basin angle gear (13) are meshed for transmission.

4. The right angle linked power wrench of claim 2, wherein: the planetary gear set (4) is arranged in the cylinder structure, and the two planetary gear sets (4) are connected with the transmission rod (3) to reduce the rotating speed of the transmission rod (3).

5. The right angle linked power wrench of claim 4, wherein: the planetary reduction gear set (4) comprises circular plates (10), sun gears (15) and a plurality of planet gears (11), wherein the number of the circular plates (10) is two, the two circular plates (10) are sleeved on a transmission rod (3) in parallel, the sun gears (15) are sleeved on the transmission rod (3) so as to rotate along with the transmission rod (3), the sun gears (15) are positioned between the two circular plates (10), the plurality of planet gears (11) are positioned between the two circular plates (10) and can rotate relative to the two circular plates (10), the plurality of planet gears (11) are evenly distributed along the circumference of the sun gears (15), and the plurality of planet gears (11) are all meshed with the sun gears (15).

6. The right angle linked power wrench of claim 1, wherein: the cross section of the first connector (1) is regular hexagon, and the extending direction of the first connector (1) is the same as the extending direction of the transmission shaft.

7. The right angle linked power wrench of claim 1, wherein: the second connector (8) is of a cylindrical structure, and the cylindrical structure is provided with a connecting groove extending along the axial direction of the cylindrical structure.

8. The right angle linked power wrench of claim 1, wherein: the device also comprises a sealing cover (6), wherein the sealing cover (6) is connected with the opening of the main body (2) to close the opening.

9. The right angle linked power wrench of claim 1, wherein: the LED lamp (9) is also included, and the LED is arranged on the outer surface of the main body (2).

10. The right angle linked power wrench of claim 1, wherein: the LED lamp also comprises a button battery (14), wherein the button battery (14) is arranged on the main body (2), and the button battery (14) is connected with the LED lamp (9) through a lead.