CN112357059B - 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 PDFInfo
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- CN112357059B CN112357059B CN202011200263.9A CN202011200263A CN112357059B CN 112357059 B CN112357059 B CN 112357059B CN 202011200263 A CN202011200263 A CN 202011200263A CN 112357059 B CN112357059 B CN 112357059B
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- quick
- rod
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- pull rod
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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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- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
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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 contact and compress tightly. The quick assembly and disassembly of the pull rod and the ball joint are realized, and the structure is simple.
Description
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 invention aims to: 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 contact and compress tightly.
Further, the body of rod tip is thin-walled structure, specifically includes: the end part of the rod body is provided with a quick-release end, wherein the quick-release end is of a thin-wall structure and comprises an elastic part, a locking core and an elastic part fixing seat, wherein the side wall of the thin-wall structure is provided with a waist-shaped groove along the axis direction of the rod, the thin-wall structure is internally provided with the elastic part and the locking core, one end of the elastic part is connected with the elastic part fixing seat, the other end of the elastic part is connected with one end of the locking core, the side wall of the locking core is provided with a threaded hole, a locking screw penetrates through the waist-shaped groove to be matched and connected with the threaded hole, the end part of the thin-wall structure is provided with a spherical space for accommodating a ball hinge, the other end of the locking core is contacted and pressed with the ball hinge, the elastic part fixing seat is fixed with the thin-wall structure through a fixing pin, and the thin-wall structure is fixedly connected with the rod body through threads.
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 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 is used as a connecting form, the ball hinge is fixed by a method of tightly propping a locking core through a spring, and the locking core is fixed and freely moves on a quick-release end by screwing and unscrewing locking screws, so that the pull rod and the ball hinge are quickly mounted and dismounted; 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 a quick release structure, and the quick release structure includes: the ball hinge joint comprises a ball hinge joint body, a rod body and a locking screw, wherein the end part of the rod body is of a thin-wall structure, the side wall of the thin-wall structure is provided with a waist-shaped groove along the axis direction of the rod, an elastic part and a locking core are arranged in the thin-wall structure, one end of the elastic part is connected with the bottom of the thin-wall structure, the other end of the elastic part is connected with one end of the locking core, the side wall of the locking core is provided with a threaded hole, the locking screw penetrates through the waist-shaped groove to be matched and connected with the threaded hole, a spherical space is formed in the end part of the thin-wall structure and used for containing the ball hinge joint, and the other end of the locking core is in contact with the ball hinge joint and is compressed.
In another embodiment of the present invention, the end of the rod body is a thin-walled structure, which specifically includes: the end part of the rod body is provided with a quick-release end, wherein the quick-release end is of a thin-wall structure and comprises an elastic part, a locking core and an elastic part fixing seat, wherein the side wall of the thin-wall structure is provided with a waist-shaped groove along the axis direction of the rod, the thin-wall structure is internally provided with the elastic part and the locking core, one end of the elastic part is connected with the elastic part fixing seat, the other end of the elastic part is connected with one end of the locking core, the side wall of the locking core is provided with a threaded hole, a locking screw penetrates through the waist-shaped groove to be matched and connected with the threaded hole, the end part of the thin-wall structure is provided with a spherical space for accommodating a ball hinge, the other end of the locking core is contacted and pressed with the ball hinge, the elastic part fixing seat is fixed with the thin-wall structure through a fixing pin, and the thin-wall structure is fixedly connected with the rod body through threads.
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 below with reference to the accompanying drawings:
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 props against 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 prop 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 screwed together and locked by the nut 5 and the stopper washer 7, and both ends thereof are screwed to the quick disconnect 2.
The working principle is as follows: a quick release pull rod for a flight parameter sensor of an operating system is characterized in that a ball joint 1 can be installed on a rocker arm 12 of the operating system and a flight 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 put into the quick-release connector 2, the locking screw 10 is released, the locking core 11 pushes the ball joint 1 tightly under 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 (4)
1. The utility model provides a quick-release pull rod for operating system flight parameter sensor which characterized in that, quick-release pull rod both ends all are provided with quick-release structure, and quick-release structure includes: the end part of the rod body is of a thin-wall structure, a waist-shaped groove is formed in the side wall of the thin-wall structure along the axis direction of the rod, an elastic part and a locking core are arranged in the thin-wall structure, one end of the elastic part is connected with the bottom of the thin-wall structure, the other end of the elastic part is connected with one end of the locking core, a threaded hole is formed in the side wall of the locking core, the locking screw penetrates through the waist-shaped groove and is in matched connection with the threaded hole, a spherical space is formed in the end part of the thin-wall structure and used for containing the ball hinge, and the other end of the locking core is in contact with the ball hinge and is tightly pressed; the end part of the rod body also comprises an elastic part fixing seat, one end of the elastic part is connected with the elastic part fixing seat, the other end of the elastic part is connected with one end of the locking core, the elastic part fixing seat is fixed with the thin-wall structure through a fixing pin, the thin-wall structure is fixedly connected with the rod body through threads, one end of the ball hinge joint is provided with threads, the other end is a hinge ball,
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 tightly pushes the ball hinge joint under the action of the resilience force of the elastic part;
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;
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 adjusted to the proper length, the nut can be locked and the stop washer can be bent to stop.
2. The quick release pull rod of claim 1, wherein the resilient member is a spring.
3. The quick release pull rod of claim 1, wherein the rod body comprises a first threaded rod and a second threaded rod, the first threaded rod is provided with male threads and is connected with the left quick release structure through the male threads at the left end, the second threaded rod is provided with female threads at the left end and is in threaded fit connection with the right end of the first threaded rod, and the second threaded rod is provided with male threads at the right end and is connected with the right quick release structure through the male threads.
4. The quick release pull rod of claim 1, further comprising a nut and a stop washer, wherein the first threaded rod and the second threaded rod are secured by the nut and the stop washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011200263.9A CN112357059B (en) | 2020-10-30 | 2020-10-30 | Quick release pull rod for flying parameter sensor of control system and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011200263.9A CN112357059B (en) | 2020-10-30 | 2020-10-30 | Quick release pull rod for flying parameter sensor of control system and use method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN112357059A CN112357059A (en) | 2021-02-12 |
| CN112357059B true CN112357059B (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011200263.9A Active CN112357059B (en) | 2020-10-30 | 2020-10-30 | Quick release pull rod for flying parameter sensor of control system and use method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114935817A (en) * | 2022-05-16 | 2022-08-23 | 长光卫星技术股份有限公司 | Telescope truss structure and precision assembly method thereof |
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