CN215573496U

CN215573496U - Drum torque measuring connector of stabilizing surface balancing actuator

Info

Publication number: CN215573496U
Application number: CN202121780272.XU
Authority: CN
Inventors: 洪锴
Original assignee: Hubei Super Aviation Technology Co ltd
Current assignee: Hubei Super Aviation Technology Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-18
Anticipated expiration: 2031-08-02

Abstract

The utility model relates to a drum wheel torque measuring joint of a stabilizing surface balancing actuator, which comprises: a base plate for connection with the stabilizer trim actuator drum; a bushing having one end fixed to the base plate; and the wrench arm is inserted into the bushing and positioned at the other end of the bushing, and one end of the wrench arm, which is far away from the bottom plate, is used for being connected with a torque wrench. The embodiment of the utility model provides a torque measuring connector for a drum wheel of a stabilizing surface balancing actuator, which is provided with a connector, wherein two ends of the connector can be respectively connected with the drum wheel and a wrench, so that the rotating torque can be stably and safely applied to the drum wheel of the stabilizing surface balancing actuator, the maintenance is more convenient, the workload of maintenance workers is reduced, the maintenance time is shortened, the production efficiency is improved, the service life of a tool is prolonged, the maintenance cost is reduced, the size is small, the positioning is accurate, the structure is simple, and the torque measuring connector is suitable for being used at narrow parts.

Description

Drum torque measuring connector of stabilizing surface balancing actuator

Technical Field

The utility model relates to the field of aircraft parts, in particular to a drum wheel torque measuring joint of a stabilizing surface balancing actuator.

Background

At present, when a performance test is carried out on a stabilizer trim actuator, a certain load needs to be applied to a product, and due to the fact that the structure of the product is very compact and complex, a fixture of an original factory is purchased for testing generally. The original goods are generally ordered for a long period and have high prices, so that the product maintenance period is long and the profit is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a moment measuring connector for a drum wheel of a stabilizing surface balancing actuator, which aims to solve the problems that in the related art, the maintenance period of a product is long and the profit is greatly reduced due to the fact that an original factory clamp is used for testing.

In a first aspect, there is provided a stabilizer trim actuator drum torque measurement joint comprising: a base plate for connection with the stabilizer trim actuator drum; a bushing having one end fixed to the base plate; and the wrench arm is inserted into the bushing and positioned at the other end of the bushing, and one end of the wrench arm, which is far away from the bottom plate, is used for being connected with a torque wrench.

In some embodiments, the wrench arm is coupled to the bushing by a pin extending through the wrench arm and the bushing in a radial direction of the bushing.

In some embodiments, the bushing and the wrench arm are provided with through holes matched with the pins, and the pins are detachably arranged in the through holes.

In some embodiments, the diameter of the wrench arm is smaller than that of the bushing, and the wrench arm is sleeved inside the bushing through threads.

In some embodiments, the base plate has a keyway with an opening, the keyway having a width greater than the diameter of a fixed key on the stabilizer actuator drum.

In some embodiments, the bushing has a cavity therein, the keyway is in communication with the cavity, and the fixed key on the stabilizer actuator drum can pass through the keyway and into the cavity.

In some embodiments, a connecting hole is formed in one end, far away from the bottom plate, of the wrench arm, the connecting hole is matched with the square tenon of the torque wrench in shape, and the square tenon of the torque wrench can be inserted into the connecting hole.

In some embodiments, the length of the bushing is greater than the length of the trigger arm, and an end portion of the trigger arm remote from the base plate protrudes out of the bushing.

In some embodiments, the bushing is coaxially mounted with the wrench arm, and the bushing is movably connected with the wrench arm.

In some embodiments, the base plate is mounted coaxially with the bushing, the base plate having a diameter greater than a diameter of the bushing.

The technical scheme provided by the utility model has the beneficial effects that:

the embodiment of the utility model provides a torque measuring connector for a drum wheel of a stabilizing surface balancing actuator, which is provided with a connector, wherein two ends of the connector can be respectively connected with the drum wheel and a wrench, so that the rotating torque can be stably and safely applied to the drum wheel of the stabilizing surface balancing actuator, the maintenance is more convenient, the workload of maintenance workers is reduced, the maintenance time is shortened, the production efficiency is improved, the service life of a tool is prolonged, the maintenance cost is reduced, the size is small, the positioning is accurate, the structure is simple, and the torque measuring connector is suitable for being used at narrow parts.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a perspective view of a stabilizer trim actuator drum torque measurement joint according to an embodiment of the present invention;

FIG. 2 is a perspective view of another angle of a stabilizer trim actuator drum torque measurement joint provided in accordance with an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a stabilizer trim actuator drum torque measurement joint in accordance with an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a stabilizer trim actuator drum torque measurement joint in accordance with an embodiment of the present invention.

Reference numbers in the figures:

1. a base plate; 11. a keyway; 2. a bushing; 21. a cavity; 3. a wrench arm; 31. connecting holes; 4. and a pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The embodiment of the utility model provides a moment measuring connector for a drum wheel of a stabilizing surface balancing actuator, which can solve the problems that in the related art, the maintenance period of a product is long and the profit is greatly reduced due to the fact that an original factory clamp is used for testing.

Referring to fig. 1, a stabilizer trim actuator drum torque measurement joint provided for an embodiment of the present invention may include: a base plate 1 for connection to the said stabilising surface trim actuator drum, the base plate 1 being cylindrical in this embodiment and having a configuration matching that of the stabilising surface trim actuator drum, one end being directly connectable thereto so that a member connected to the other end of the base plate 1 can be indirectly connected to the stabilising surface trim actuator drum; one end of the bushing 2 is fixed with the bottom plate 1, in the embodiment, the bushing 2 and the bottom plate 1 are coaxially installed, the bushing 2 is welded on the bottom plate 1, and the bushing 2 can transmit the torque applied by a torque wrench to the bottom plate 1, so that the torque is applied to a drum wheel of the stabilizing surface trim actuator, and the effect of connection transition is achieved; and the wrench arm 3 is inserted into the bushing 2, the wrench arm 3 is positioned at the other end of the bushing 2, one end of the wrench arm 3, which is far away from the bottom plate 1, is used for being connected with the torque wrench.

Referring to fig. 3 and 4, in some embodiments, the wrench arm 3 may be connected to the bushing 2 through a pin 4, and the pin 4 penetrates the wrench arm 3 and the bushing 2 along a radial direction of the bushing 2, in this embodiment, the pin 4 is an elongated rod, and the pin 4 may ensure that the bushing 2 and the wrench arm 3 do not rotate relative to each other, so as to better apply a torque, and in other embodiments, the wrench arm 3 and the bushing 2 may be connected through a stopper.

Referring to fig. 3, preferably, the bushing 2 and the wrench arm 3 may have two through holes matching with the pin 4, and the pin 4 is detachably mounted in the through hole, in this embodiment, two through holes are provided in the bushing 2, and a connection line of the two through holes passes through an axis of the bushing 2, two through holes are provided in the wrench arm 3, and a connection line of the two through holes also passes through an axis of the wrench arm 3, and the bushing 2 and the wrench arm 3 are coaxially mounted, so that when the bushing 2 and the wrench arm 3 are sleeved together, the through holes on the bushing 2 and the wrench arm 3 can be positioned on a straight line through rotation adjustment, so that the pin 4 can be directly connected with all the through holes, the pin 4 can also be taken down from the through hole, and the wrench arm 3 can be taken down from the bushing 2, which is more convenient to use, when a torque is applied to the wrench arm 3 by using a torque, because bush 2 is connected on bottom plate 1, and bottom plate 1 is installed on the trim actuator drum, bush 2 can receive the hindrance power that the direction of force is opposite with spanner arm 3 receives, and pin 4 is steadily blocked in the through-hole under the effect of these two kinds of opposite direction's power, can not fall out therefrom, and wherein, pin 4 can select different sizes according to actual need to adapt to the moment of different sizes.

Referring to fig. 3, in some alternative embodiments, the diameter of the wrench arm 3 is smaller than that of the bushing 2, and the wrench arm 3 is sleeved inside the bushing 2 through a thread, in this embodiment, the wrench arm 3 can be taken off from the bushing 2, and if the wrench arm 3 or the bushing 2 is damaged, the replacement is more convenient, when the base plate 1 is mounted on the trim actuator drum, a tool can be inserted from one end of the bushing 2 connected with the wrench arm 3, so that the mounting is convenient, and in other embodiments, the bushing 2 and the wrench arm 3 can also be connected through a clamping block and a clamping groove.

Referring to fig. 2, preferably, a key groove 11 may be formed in the bottom plate 1, the key groove 11 has an opening, the width of the key groove 11 is greater than the diameter of a fixed key on a leveling actuator drum, in this embodiment, a part of the bottom plate 1 shields the cavity 21, another part of the bottom plate is provided with a key groove 11, the key groove 11 is rectangular and is communicated with the cavity 21, the key groove 11 is used for being connected with the fixed key on the leveling actuator drum, the fixed key is cylindrical and can be inserted into the key groove 11 and then be fixed, the key groove 11 is in an opening shape, when the bottom plate 1 is installed on the fixed key on the drum, the fixed key can be directly moved into the bottom plate 1 through the opening, and the bottom plate is suitable for being used in narrow and small parts, saves space, and is convenient to install.

Referring to fig. 3 and 4, further, a cavity 21 may be formed inside the bushing 2, the key slot 11 is communicated with the cavity 21, and a fixing key on the drum of the setting surface leveling actuator may enter the cavity 21 through the key slot 11.

Referring to fig. 1, in some embodiments, a connecting hole 31 may be formed at an end of the wrench arm 3 away from the base plate 1, the connecting hole 31 matches with a shape of a square tenon of the torque wrench, and the square tenon of the torque wrench may be inserted into the connecting hole 31.

Referring to fig. 4, preferably, the length of the bushing 2 may be greater than the length of the trigger arm 3, and an end portion of the trigger arm 3 away from the base plate 1 protrudes out of the bushing 2, in this embodiment, after the trigger arm 3 is installed in the bushing 2, since the bushing 2 is shorter than the trigger arm 3, a cavity 21 for accommodating a fixed key on a drum can be reserved, and the trigger arm 3 partially protrudes out of the bushing 2, which is convenient to remove.

Referring to fig. 4, preferably, the bushing 2 is coaxially installed with the wrench arm 3, and the bushing 2 is movably connected with the wrench arm 3, in this embodiment, since the bushing 2 and the wrench arm 3 are movable, that is, a certain gap is formed between the bushing 2 and the wrench arm 3, since the joint of the present application may receive a certain reaction force when in use, if the bushing 2 and the wrench arm 3 are fixed together in a rigid connection manner, no space for movement is reserved, which may cause the joint to be damaged.

Referring to the drawings, preferably, the base plate 1 and the bushing 2 may be coaxially installed, and the diameter of the base plate 1 is larger than that of the bushing 2, in this embodiment, the base plate 1 has a larger diameter, and the key slot 11 formed thereon may also have a larger diameter, so that the strength of the base plate 1 is higher, and a larger moment can be accommodated.

When the wrench is used, the wrench arm 3 is firstly screwed off from the bushing 2, the fixed key on the drum wheel is moved into the bushing 2 from the opening on the key groove 11, the fixed key is provided with threads, one end of the bushing 2, which is far away from the base plate 1, extends into a tool, the gasket and the nut are sequentially sleeved on the fixed key on one side, which is close to the bushing 2, of the base plate 1, the gasket and the nut are selected to be of a type with the diameter larger than the width of the key groove 11, so that the fixed key can be fixed on the inner side of the base plate 1, the whole joint is fixed on the fixed key, the wrench arm 3 is screwed into the bushing 2, the pin 4 is inserted into the wrench arm 3 and the bushing 2, and finally, the torque wrench is installed on the wrench arm 3, so that torque can be applied to the wrench arm.

The principle of the drum wheel torque measuring joint of the stabilizing surface balancing actuator provided by the embodiment of the utility model is as follows:

the moment measuring joint of the drum wheel of the stabilizing surface balancing actuator can directly apply rated rotating moment to a product through the combined action of the bottom plate 1, the bushing 2, the wrench arm 3 and the pin 4; the roller of the setting surface balancing actuator is provided with a fixed key which can be connected and fixed with the bottom plate 1 of the drum wheel torque measuring joint, the fixed key on a product has certain thickness and can completely enter the lining 2, and the thickness of the lining 2 is determined by the thickness of the fixed key at the drum wheel of the setting surface balancing actuator; the bush 2 is connected with the wrench arm 3 through the pin 4, and the wrench arm 3 is connected with the input torque wrench, so that the wrench arm 3 can stably and safely transmit the torque of the torque wrench to the setting surface trim actuator; the dimensions of the pin 4 are determined by the magnitude of the input torque.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A stabilizer trim actuator drum torque measurement joint, comprising:

a base plate (1) for connection with the stabilizer trim actuator drum;

a bushing (2) having one end fixed to the base plate (1);

and the wrench arm (3) is inserted into the bushing (2), the wrench arm (3) is positioned at the other end of the bushing (2), and one end, far away from the bottom plate (1), of the wrench arm (3) is used for being connected with a torque wrench.

2. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

the wrench arm (3) is connected with the bushing (2) through a pin (4), and the pin (4) penetrates through the wrench arm (3) and the bushing (2) along the radial direction of the bushing (2).

3. A stabilizer trim actuator drum torque measurement joint as set forth in claim 2 wherein:

the bushing (2) and the wrench arm (3) are provided with through holes matched with the pins (4), and the pins (4) are detachably arranged in the through holes.

4. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

the diameter of the wrench arm (3) is smaller than that of the bushing (2), and the wrench arm (3) is sleeved inside the bushing (2) through threads.

5. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

the bottom plate (1) is provided with a key groove (11), the key groove (11) is provided with an opening, and the width of the key groove (11) is larger than the diameter of a fixed key on a drum wheel of the setting surface leveling actuator.

6. A stabilizer trim actuator drum torque measurement joint as set forth in claim 5, wherein:

the inside of bush (2) is equipped with cavity (21), keyway (11) with cavity (21) intercommunication, the fixed key on the stabilizer trim actuator drum can pass keyway (11) gets into in cavity (21).

7. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

one end, far away from the bottom plate (1), of the wrench arm (3) is provided with a connecting hole (31), the connecting hole (31) is matched with the square tenon of the torque wrench in shape, and the square tenon of the torque wrench can be inserted into the connecting hole (31).

8. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

the length of the bush (2) is larger than that of the wrench arm (3), and one end part of the wrench arm (3) far away from the bottom plate (1) protrudes out of the bush (2).

9. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

the bushing (2) is coaxially mounted with the wrench arm (3), and the bushing (2) is movably connected with the wrench arm (3).

10. A stabilizer trim actuator drum torque measurement joint as set forth in claim 1 wherein:

the bottom plate (1) and the lining (2) are coaxially mounted, and the diameter of the bottom plate (1) is larger than that of the lining (2).