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CN112357059A - Quick release pull rod for flying parameter sensor of control system and use method thereof - Google Patents

Quick release pull rod for flying parameter sensor of control system and use method thereof Download PDF

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Publication number
CN112357059A
CN112357059A CN202011200263.9A CN202011200263A CN112357059A CN 112357059 A CN112357059 A CN 112357059A CN 202011200263 A CN202011200263 A CN 202011200263A CN 112357059 A CN112357059 A CN 112357059A
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quick
rod
thin
release
locking
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CN202011200263.9A
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CN112357059B (en
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王征
李波
孙晓松
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Harbin Aircraft Industry Group Co Ltd
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Harbin Aircraft Industry Group Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Control Devices (AREA)

Abstract

The invention belongs to the technical field of airplane flight control, and relates to a quick release pull rod for a flight parameter sensor of a control system and a using method thereof. Quick-release pull rod both ends all are provided with quick-release structure, and quick-release structure includes: the ball hinge joint, the body of rod and locking screw, wherein, body of rod tip is thin-walled structure, the thin-walled structure lateral wall is provided with along the waist type groove of pole axis direction, be provided with elastomeric element and locking core in the thin-walled structure, wherein elastomeric element one end is connected the other end with the thin-walled structure bottom and is connected with the one end of locking core, the locking core lateral wall is provided with the screw hole, locking screw passes waist type groove and is connected with the screw hole cooperation, the tip of thin-walled structure is provided with spherical space and is used for holding the ball hinge joint, the locking core other end and ball hinge joint. The quick installation and the dismantlement of pull rod and ball hinge have been realized, simple structure simultaneously.

Description

Quick release pull rod for flying parameter sensor of control system and use method thereof
Technical Field
The invention belongs to the technical field of airplane flight control, and relates to a quick release pull rod for a flight parameter sensor of a control system and a using method thereof.
Background
The existing airplane or helicopter flight control system is additionally provided with a flight parameter sensor which is connected with a rocker arm of the flight control system through a pull rod, so that the displacement of the rocker arm of the flight control system is transmitted to the flight parameter sensor. The pull rod of the existing flying parameter sensor is connected with the sensor and the rocker arm of the control system through bolts or shaft pins, and the installation and the disassembly are time-consuming and labor-consuming when the flying parameter sensor is checked and maintained.
Disclosure of Invention
The purpose of the invention is as follows: the quick-release pull rod for the flying parameter sensor of the control system and the use method thereof are provided to solve the problems of time and labor waste in the installation and disassembly processes of the pull rod of the flying parameter sensor of the control system at present.
The technical scheme is as follows:
in a first aspect, a quick release pull rod for a flying parameter sensor of a control system is provided, wherein both ends of the quick release pull rod are provided with quick release structures, and each quick release structure comprises: the ball hinge joint, the body of rod and locking screw, wherein, body of rod tip is thin-walled structure, the thin-walled structure lateral wall is provided with along the waist type groove of pole axis direction, be provided with elastomeric element and locking core in the thin-walled structure, wherein elastomeric element one end is connected the other end with the thin-walled structure bottom and is connected with the one end of locking core, the locking core lateral wall is provided with the screw hole, locking screw passes waist type groove and is connected with the screw hole cooperation, the tip of thin-walled structure is provided with spherical space and is used for holding the ball hinge joint, the locking core other end and ball hinge joint.
Further, the body of rod tip is thin-walled structure, specifically includes: the body of rod tip is provided with the quick-release end, wherein the quick-release end is thin-walled structure and including elastomeric element, the locking core, the elastomeric element fixing base, wherein, the thin-walled structure lateral wall is provided with along the waist type groove of pole axis direction, be provided with elastomeric element and locking core in the thin-walled structure, wherein elastomeric element one end is connected with the elastomeric element fixing base, the elastomeric element other end is connected with the one end of locking core, the locking core lateral wall is provided with the screw hole, locking screw passes waist type groove and is connected with the screw hole cooperation, the tip of thin-walled structure is provided with spherical space and is used for holding the ball hinge, the locking core other end contacts and compresses tightly with the ball hinge, the elastomeric element fixing base passes through the fixed pin with.
Further, the elastic component is a spring.
Further, the body of rod includes first threaded rod and second threaded rod, is provided with the male thread on the first threaded rod and passes through the male thread and be connected with the quick-release structure of left end, and the second threaded rod left end is provided with the female thread and is connected with first threaded rod right-hand member screw-thread fit, and the second threaded rod right-hand member is provided with the male thread and passes through male thread and the quick-release structure of right-hand member and be connected.
Furthermore, one end of the ball joint is provided with a thread, and the other end of the ball joint is a hinged ball.
Further, the nut and the stop washer are further included, wherein the first threaded rod and the second threaded rod are fixed through the nut and the stop washer.
In a second aspect, a method for using a quick release pull rod for a control system flight parameter sensor is provided, which is characterized by comprising the following steps: when the quick-release pull rod is installed, the locking screw is pulled towards the center of the pull rod so as to drive the locking core to overcome the elastic force of the elastic component to move, and therefore the ball hinge joint can be placed in a spherical space of a thin-wall structure; when the ball hinge joint is placed in the spherical space of the thin-wall structure, the locking screw is released, and the locking core pushes the ball hinge joint tightly under the action of the resilience force of the elastic component; when the quick-release pull rod is disassembled, the locking screw is pulled towards the center of the pull rod, and the ball hinge joint can be disassembled from the pull rod.
Further, still include: under the condition that the length of the rod needs to be adjusted, the length of the quick-release pull rod is adjusted through the relative rotation of the first threaded rod and the second threaded rod; when the length of the nut is adjusted to be proper, the nut can be locked, and the stop washer can be bent and stopped.
Has the advantages that: the ball hinge joint is adopted as a connection form, the ball hinge joint is fixed by a method of tightly pushing the locking core through the spring, and meanwhile, the locking core is fixed and freely moves on the quick-release end by adopting the screwing and unscrewing states of the locking screw, so that the quick installation and disassembly of the pull rod and the ball hinge joint are realized; meanwhile, the length of the pull rod is adjustable through the assembly of the female threaded rod and the male threaded rod. Simple structure and light weight.
Drawings
FIG. 1 is a schematic view of a quick release pull rod according to an embodiment of the present invention;
FIG. 2 is a schematic view of a quick release pull rod connection;
the sensor comprises a ball hinge joint 1, a quick-release end 2, a fixing pin 3, a male threaded rod 4, a nut 5, a female threaded rod 6, a stop washer 7, a spring fixing end 8, a spring 9, a locking screw 10, a locking core 11, an operating rocker arm 12 and a flight parameter sensor 13.
Detailed Description
In order to solve the above problems, an embodiment of the present invention provides a quick release pull rod for a flight parameter sensor of a control system, where both ends of the quick release pull rod are provided with quick release structures, and each quick release structure includes: the ball hinge joint, the body of rod and locking screw, wherein, body of rod tip is thin-walled structure, the thin-walled structure lateral wall is provided with along the waist type groove of pole axis direction, be provided with elastomeric element and locking core in the thin-walled structure, wherein elastomeric element one end is connected the other end with the thin-walled structure bottom and is connected with the one end of locking core, the locking core lateral wall is provided with the screw hole, locking screw passes waist type groove and is connected with the screw hole cooperation, the tip of thin-walled structure is provided with spherical space and is used for holding the ball hinge joint, the locking core other end and ball hinge joint.
In another embodiment of the present invention, the end of the rod body is a thin-walled structure, which specifically includes: the body of rod tip is provided with the quick-release end, wherein the quick-release end is thin-walled structure and including elastomeric element, the locking core, the elastomeric element fixing base, wherein, the thin-walled structure lateral wall is provided with along the waist type groove of pole axis direction, be provided with elastomeric element and locking core in the thin-walled structure, wherein elastomeric element one end is connected with the elastomeric element fixing base, the elastomeric element other end is connected with the one end of locking core, the locking core lateral wall is provided with the screw hole, locking screw passes waist type groove and is connected with the screw hole cooperation, the tip of thin-walled structure is provided with spherical space and is used for holding the ball hinge, the locking core other end contacts and compresses tightly with the ball hinge, the elastomeric element fixing base passes through the fixed pin with.
In another embodiment of the invention, the resilient member is preferably a spring.
In another embodiment of the invention, the rod body comprises a first threaded rod and a second threaded rod, the first threaded rod is provided with a male thread, the left end of the first threaded rod is connected with the left-end quick-release structure through the male thread, the left end of the second threaded rod is provided with a female thread and is in threaded fit connection with the right end of the first threaded rod, and the right end of the second threaded rod is provided with a male thread and is connected with the right-end quick-release structure through the male thread.
In another embodiment of the invention, the ball joint is provided with a thread at one end and a joint ball at the other end.
In another embodiment of the invention, the device further comprises a nut and a stop washer, wherein the first threaded rod and the second threaded rod are fixed through the nut and the stop washer.
The invention is further described with reference to the accompanying drawings in which:
referring to fig. 1 and 2, a quick release pull rod for a flying parameter sensor of a steering system comprises: the ball joint comprises a ball hinge joint 1, a quick-release end 2, a fixing pin 3, a male threaded rod 4, a nut 5, a female threaded rod 6, a stop washer 7, a spring fixing end 8, a spring 9, a locking screw 10 and a locking core 11; the spring fixing end 8 is fixed on the quick-release end 2 through the fixing pin 3, the spring 9 is arranged on the spring fixing end 8 and tightly pushes the locking core 11, the locking core 11 can move in the quick-release end 2, the spherical hinge end 1 is arranged in the quick-release end 2, the locking core 11 is pushed by the spring force of the spring 9 to tightly push and lock the spherical hinge end 1, and the locking screw 10 is used for fixing the locking core 11 in the position of the quick-release end 2; the female screw rod 6 and the male screw rod 4 are connected together by screw threads and locked by a nut 5 and a stopper washer 7, both ends of which are connected to the quick release coupling 2 by screw threads.
The working principle is as follows: a quick release pull rod for a flying parameter sensor of an operating system is characterized in that a ball hinge joint 1 can be installed on a rocker arm 12 of the operating system and a flying parameter sensor 13 through threaded connection, the length of the quick release pull rod can be adjusted through relative rotation of a female threaded rod 6 and a male threaded rod 4, and when the length is adjusted to be proper, a nut 5 can be locked and a stop washer 7 can be bent and stopped; loosening the locking screw 10, and pulling the locking screw 10 towards the center of the pull rod so as to drive the locking core 11 to move against the spring force of the spring 9, so that the ball joint can be placed into the quick-release end 2 by 1; when the ball joint 1 is placed into the quick-release connector 2, the locking screw 10 is released, the locking core 11 pushes the ball joint 1 tightly under the action of the resilience force of the spring 9, and the pull rod can be fixed by screwing the locking screw 10. When the quick-release pull rod is disassembled, the ball hinge joint 1 can be machined and disassembled from the pull rod only by loosening the locking screw 10 and pulling towards the center of the pull rod.
The ball hinge joint is adopted as a connection form, the ball hinge joint is fixed by a method of tightly pushing the locking core through the spring, and meanwhile, the locking core is fixed and freely moves on the quick-release end by adopting the screwing and unscrewing states of the locking screw, so that the quick installation and disassembly of the pull rod and the ball hinge joint are realized; meanwhile, the length of the pull rod is adjustable through the assembly of the female threaded rod and the male threaded rod. The sensor has the advantages of simple structure, light weight, adjustable length and quick-release function, and can be used for a flying parameter sensor of a control system.

Claims (8)

1.一种用于操纵系统飞参传感器的快卸拉杆，其特征在于，快卸拉杆两端均设置有快卸结构，快卸结构包括：球铰接头、杆体和锁紧螺钉，其中，杆体端部为薄壁结构，薄壁结构侧壁设置有沿着杆轴线方向的腰型槽，薄壁结构内设置有弹性部件和锁紧芯，其中弹性部件一端与薄壁结构底部连接另一端与锁紧芯的一端连接，锁紧芯侧壁设置有螺纹孔，锁紧螺钉穿过腰型槽与螺纹孔配合连接，薄壁结构的端部设置有球形空间用于容纳球铰接头，锁紧芯另一端与球铰接头接触并压紧。1. a quick-release pull rod for the control system flying parameter sensor, is characterized in that, both ends of the quick-release pull rod are provided with a quick-release structure, and the quick-release structure comprises: a ball joint, a rod body and a locking screw, wherein the rod body The end part is a thin-walled structure, the sidewall of the thin-walled structure is provided with a waist-shaped groove along the axis of the rod, an elastic part and a locking core are arranged in the thin-walled structure, one end of the elastic part is connected to the bottom of the thin-walled structure, and the other end is connected to the bottom of the thin-walled structure. One end of the locking core is connected, the side wall of the locking core is provided with a threaded hole, the locking screw is connected with the threaded hole through the waist-shaped groove, and the end of the thin-walled structure is provided with a spherical space for accommodating the spherical hinge joint, and the locking The other end of the core is in contact with the ball joint and pressed tightly. 2.根据权利要求1所述的快卸拉杆，其特征在于，杆体端部为薄壁结构，具体包括：2. The quick-release pull rod according to claim 1, wherein the end of the rod body is a thin-walled structure, which specifically includes: 杆体端部设置有快卸端头，其中快卸端头为薄壁结构并且包括弹性部件、锁紧芯、弹性部件固定座，其中，薄壁结构侧壁设置有沿着杆轴线方向的腰型槽，薄壁结构内设置有弹性部件和锁紧芯，其中弹性部件一端与弹性部件固定座连接，弹性部件另一端与锁紧芯的一端连接，锁紧芯侧壁设置有螺纹孔，锁紧螺钉穿过腰型槽与螺纹孔配合连接，薄壁结构的端部设置有球形空间用于容纳球铰接头，锁紧芯另一端与球铰接头接触并压紧，弹性部件固定座与薄壁结构通过固定销固定，薄壁结构与杆本体螺纹连接固定。The end of the rod body is provided with a quick release end, wherein the quick release end is a thin-walled structure and includes an elastic part, a locking core, and an elastic part fixing seat, wherein the sidewall of the thin-walled structure is provided with a waist shape along the axis of the rod. The thin-walled structure is provided with an elastic member and a locking core, wherein one end of the elastic member is connected to the elastic member fixing seat, and the other end of the elastic member is connected to one end of the locking core. The sidewall of the locking core is provided with a threaded hole for locking The screw passes through the waist-shaped groove and is connected with the threaded hole. The end of the thin-walled structure is provided with a spherical space for accommodating the ball joint. The other end of the locking core is in contact with the ball joint and pressed tightly. The structure is fixed by fixing pins, and the thin-walled structure is screwed and fixed with the rod body. 3.根据权利要求1所述的快卸拉杆，其特征在于，所述弹性部件为弹簧。3 . The quick release pull rod according to claim 1 , wherein the elastic member is a spring. 4 . 4.根据权利要求1所述的快卸拉杆，其特征在于，杆体包括第一螺纹杆和第二螺纹杆，第一螺纹杆上设置有阳螺纹并左端通过阳螺纹与左端快卸结构连接，第二螺纹杆左端设置有阴螺纹并且与第一螺纹杆右端螺纹配合连接，第二螺纹杆右端设置有阳螺纹并且通过阳螺纹与右端快卸结构连接。4. The quick-release pull rod according to claim 1, wherein the rod body comprises a first threaded rod and a second threaded rod, the first threaded rod is provided with a male thread and the left end is connected with the left-end quick-release structure through the male thread, The left end of the second threaded rod is provided with a female thread and is threadedly connected with the right end of the first threaded rod, and the right end of the second threaded rod is provided with a male thread and is connected with the right end quick release structure through the male thread. 5.根据权利要求1所述的快卸拉杆，其特征在于，球铰接头一端设置有螺纹，另一端为铰接球。5 . The quick-release pull rod according to claim 1 , wherein one end of the ball joint is provided with a thread, and the other end is a hinged ball. 6 . 6.根据权利要求1所述的快卸拉杆，其特征在于，还包括螺母和止动垫片，其中，第一螺纹杆与第二螺纹杆通过螺母和止动垫片固定。6 . The quick release pull rod according to claim 1 , further comprising a nut and a stop washer, wherein the first threaded rod and the second threaded rod are fixed by the nut and the stop washer. 7 . 7.一种用于操纵系统飞参传感器的快卸拉杆的使用方法，其特征在于，包括：7. A method of using the quick-release pull rod for the flight parameter sensor of the control system, characterized in that, comprising: 安装快卸拉杆时，将锁紧螺钉向拉杆中央拉动从而带动锁紧芯克服弹性部件的弹力运动，从而使球铰接头能够放入薄壁结构的球形空间中；当球铰接头放入薄壁结构的球形空间中时，放开锁紧螺钉，锁紧芯在弹性部件的回弹力作用下，将球铰接头顶紧；When installing the quick-release pull rod, pull the locking screw toward the center of the pull rod to drive the locking core to overcome the elastic movement of the elastic component, so that the ball joint can be placed in the spherical space of the thin-walled structure; when the ball joint is placed in the thin-walled When it is in the spherical space of the structure, release the locking screw, and the locking core presses the spherical joint tightly under the action of the resilience of the elastic part; 拆卸快卸拉杆时，将锁紧螺钉向拉杆中央拉动，即可将球铰接头从拉杆中拆出。When removing the quick release tie rod, pull the locking screw towards the center of the tie rod to remove the ball joint from the tie rod. 8.根据权利要求7所述的方法，其特征在于，还包括：8. The method of claim 7, further comprising: 在需要调节杆长度的情况下，通过第一螺纹杆与第二螺纹杆的相对转动调节快卸拉杆的长度；当调整到适当长度时，可将螺母锁紧并将止动垫片折弯止动。When the length of the rod needs to be adjusted, the length of the quick release rod can be adjusted by the relative rotation of the first threaded rod and the second threaded rod; when the length is adjusted to the proper length, the nut can be locked and the stop washer can be bent to stop verb: move.
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