CN214666977U - Winch system test equipment for helicopter - Google Patents
Winch system test equipment for helicopter Download PDFInfo
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- CN214666977U CN214666977U CN202120711972.7U CN202120711972U CN214666977U CN 214666977 U CN214666977 U CN 214666977U CN 202120711972 U CN202120711972 U CN 202120711972U CN 214666977 U CN214666977 U CN 214666977U
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- steel wire
- wire rope
- bottom plate
- winch
- rotating shaft
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Abstract
The utility model relates to a winch system test equipment for helicopter, in particular to a winch system test equipment for helicopter, which comprises a rotating shaft, a bottom plate and a support type frame fixedly arranged on the bottom plate, wherein the bottom plate is connected with a sliding table through a sliding device, a reel bracket and a bearing seat are fixedly arranged on the sliding table, one end of the rotating shaft is rotatably arranged on the reel bracket, and the other end of the rotating shaft is rotatably arranged on the bearing seat; the rotating shaft is fixedly sleeved with a steel wire winding drum, one end of the rotating shaft is connected with a speed reducer through a torque measuring device, the speed reducer is connected with a clutch, and the clutch is connected with a loading motor through a coupler; the utility model discloses simple structure has higher security, and the test is accurate, utilizes slider drive slip table reciprocating sliding, is provided with the steel wire reel on the slip table, when the steel wire reel is drawn into or rolls up out wire rope, steel wire reel reciprocating motion for wire rope winding rule improves the security.
Description
Technical Field
The utility model relates to a winch system test equipment, concretely relates to winch system test equipment for helicopter.
Background
The locomotive system for the helicopter comprises three parts: the control device comprises an electric winch control handle, a winch control adapter box and a winch, wherein the winch control handle is arranged in a pilot cockpit, the adapter box is positioned in the cockpit, and the winch is arranged at a cabin door. The pilot controls the winch control handle in the cockpit, speed data are sent to the control switching box, and after the switching box receives the data, the information is analyzed and converted into a motor driving signal, the winch motor is driven to move, and the steel wire rope is placed and retracted. The length of the steel wire rope is monitored in real time by the winch, data are uploaded to the control switching box through an RS422 communication mode, the control switching box processes and converts information and sends the information to the control handle, and a pilot can know the length data of the steel wire rope at present according to digital display at the handle.
The winch is internally provided with a sensor which monitors data in a mechanism in real time, such as temperature and the like, and uploads the data to the control adapter box, and when the temperature overheating state occurs, the control adapter box outputs a 28V signal to a winch control handle for prompting a pilot of the temperature overheating signal. When the winch mechanism triggers an alarm state, the control adapter box outputs a 28V signal to the winch control handle for prompting a warning signal for flight.
The performance test of the winch system can be divided into four parts of tests according to requirements: 1. testing the function of the whole machine system; 2. testing the control handle; 3. controlling the test of the adapter box; 4. and (6) carrying out winch testing. Each part of the winch system is required to be connected to detection equipment, the detection equipment uniformly distributes resource signals, and test resources are divided to a tested piece according to the current test requirement. The testing of the complete machine form of the winch can be completed in a system form, and the testing can also be completed in a single-component form.
The winch testing system related to the current industry comprises:
the design of the hydraulic disc type brake system and its test bench of the Liremin light winch, the institute of Hubei institute of automotive industry, 2020 (02).
Wangzhao, Wang is Min, a design scheme of a rope arrangement control system of a well testing winch, 2019 (12).
Research on coal mine winch loading test [ J ]. Bai nationality, xu li coal mine machinery 2018(11)
Zhangtian, study and implementation of winch assembly test bench based on servo system, 2018
Novel winch load test device [ J ] Chenjiangchang, Leijiang, Chenrui, Wanjiangbo engineering machinery 2005(05)
The problems of winch accidents caused by irregular winding of a winch steel wire rope are commonly known, but the comprehensive simulation of most current testing systems (devices) is not realized. Part of the testing devices are independently provided with a 'leading rope head', and are provided with a set of servo motor driving system and a lead screw sliding table, so that the structure is redundant; part of the testing devices are driven by hydraulic pressure, and control equipment is complex; part test system changes into horizontal stretching, receive and release structure because of experimental environment restriction, and it has certain discrepancy with the up-and-down stretching of operating condition, receive and release action, and the effect is unsatisfactory.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a simple structure has higher security, tests accurate a winch system test equipment for helicopter.
The utility model relates to a helicopter is with winch system test equipment, including pivot, bottom plate and the support type frame of fixed setting on the bottom plate, the bottom plate is connected with the slip table through slider, fixed reel support and the bearing frame of being provided with on the slip table, the one end of pivot is rotated and is set up on the reel support, and the other end of pivot is rotated and is set up on the bearing frame;
the steel wire winding drum is fixedly sleeved on the rotating shaft, one end of the rotating shaft is connected with a speed reducer through a torque measuring device, the speed reducer is connected with a clutch, the clutch is connected with a loading motor through a coupler, and the loading motor is fixedly connected with the bottom plate through a loading motor support;
the steel wire reel is connected with a steel wire rope, one end of the steel wire rope is fixedly connected with the steel wire reel, and the other end of the steel wire rope is wound around the steel wire reel, penetrates through the actual load measuring device and is connected with a winch arranged on the support frame;
when the sliding table slides, the steel wire rope is rolled into or out of the steel wire winding drum along the axial direction of the steel wire winding drum.
Preferably, the sliding device comprises two guide rails arranged in parallel, a driving groove is arranged on a bottom plate between the two guide rails, a driving device is arranged in the driving groove, and the driving device is connected with the bottom plate;
the guide rail comprises a track and a guide block matched with the track, and the guide block is arranged in the track in a sliding manner and is fixedly connected with the sliding table;
when the driving device acts, the driving device drives the sliding table to slide along the guide rail.
Preferably, the driving device comprises a sliding motor and a lead screw, one end of the lead screw is connected with the sliding motor, and the other end of the lead screw is rotationally connected with the bottom plate;
the screw rod is in threaded connection with a nut flange, and the nut flange is fixedly connected with the sliding table.
Preferably, the actual load measuring device comprises a tension support, a tension sensor and two reversing wheels are connected to the tension support, and the tension sensor and the reversing wheels are respectively connected with the tension support in a rotating manner through pin shafts;
the two reversing wheels are arranged up and down along the vertical direction, and the tension sensor is positioned in the area between the two reversing wheels;
the two ends of the steel wire rope wound by the tension sensor are respectively a first steel wire end and a second steel wire end, wherein the first steel wire end is vertically upwards connected with the winch backwards through one reversing rotation, and the second steel wire end is backwards inclined downwards and is wound into the steel wire winding drum through the other reversing rotation.
Preferably, the angle between the second wire end and the vertical plane is 5 degrees.
Preferably, the torque measuring device is a torque sensor.
Preferably, the clutch is a magnetic particle clutch.
Preferably, the steel wire winding drum comprises a winding drum, a left baffle and a right baffle which are fixedly arranged at two ends of the winding drum, and an area between the left baffle and the right baffle is a steel wire rope winding area;
the steel wire rope fixing column is arranged on one face, deviating from the steel wire rope winding area, of the left baffle, a notch communicated with the steel wire rope winding area is formed in the left baffle, an arc-shaped guide plate is arranged between the steel wire rope fixing column and the notch, and the arc-shaped guide plate is eccentrically arranged on the left baffle.
Or preferably, the support type frame further comprises a second layer plate, the second layer plate is arranged in parallel with the bottom plate and is fixedly connected with the bottom plate through a plurality of support columns, and the second layer plate is connected with a ladder for workers to walk;
the winch is fixedly arranged above the second layer plate, and a through hole for the steel wire rope to pass through is formed in the second layer plate.
The utility model discloses simple structure has higher security, and the test is accurate, utilizes slider drive slip table reciprocating sliding, is provided with the steel wire reel on the slip table, when the steel wire reel is drawn into or rolls up out wire rope, steel wire reel reciprocating motion for wire rope winding rule improves the security.
The utility model discloses simple structure, upper and lower two-layer design, the perpendicular loading of emulation operating mode of both being convenient for receive and releases, lower floor's analog load adopts motor, lead screw and reel design, again can accurate control and export corresponding technical parameter information, simple installation, have higher security, the test is accurate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection relationship between the wire drum and the loading motor.
Reference numerals: 1-winch, 2-support type frame, 3-step ladder, 4-steel wire rope, 5-steel wire reel, 6-reversing wheel, 7-tension sensor, 8-tension support, 9-bottom plate, 10-bearing seat, 11-torque sensor, 12-speed reducer, 13-guide rail, 14-sliding motor, 15-lead screw, 16-nut flange, 17-magnetic powder clutch, 19-loading motor and 21-sliding table.
Detailed Description
The utility model relates to a helicopter is with winch system test equipment, including pivot, bottom plate 9 and support type frame 2 of fixed setting on bottom plate 9, bottom plate 9 is connected with slip table 21 through the slider, fixed reel support and the bearing frame 10 of being provided with on slip table 21, the one end of pivot is rotated and is set up on the reel support, and the other end of pivot is rotated and is set up on bearing frame 10;
the steel wire winding drum 5 is fixedly sleeved on the rotating shaft, one end of the rotating shaft is connected with a speed reducer 12 through a torque measuring device, the speed reducer 12 is connected with a clutch, the clutch is connected with a loading motor 19 through a coupler, and the loading motor 19 is fixedly connected with the bottom plate 9 through a loading motor 19 support;
the steel wire reel 5 is connected with a steel wire rope 4, one end of the steel wire rope 4 is fixedly connected with the steel wire reel 5, and the other end of the steel wire rope 4 is wound around the steel wire reel 5, penetrates through an actual load measuring device and is connected with a winch 1 arranged on the support type frame 2;
when the slide table 21 slides, the wire rope 4 is wound in or unwound from the wire reel 5 in the axial direction of the wire reel 5.
The sliding device comprises two guide rails 13 which are arranged in parallel, a driving groove is formed in the bottom plate 9 between the two guide rails 13, a driving device is arranged in the driving groove, and the driving device is connected with the bottom plate 9;
the guide rail 13 comprises a track and guide blocks matched with the track, and the guide blocks are arranged in the track in a sliding manner and are fixedly connected with the sliding table 21;
when the driving device is operated, the driving device drives the slide table 21 to slide along the guide rail 13.
The driving device comprises a sliding motor 14 and a lead screw 15, one end of the lead screw 15 is connected with the sliding motor 14, and the other end of the lead screw 15 is rotatably connected with the bottom plate 9;
the screw rod 15 is in threaded connection with a nut flange 16, and the nut flange 16 is fixedly connected with the sliding table 21.
The actual load measuring device comprises a tension support 8, a tension sensor 7 and two reversing wheels 6 are connected to the tension support 8, and the tension sensor 7 and the reversing wheels 6 are rotatably connected with the tension support 8 through pin shafts respectively;
the two reversing wheels 6 are arranged up and down along the vertical direction, and the tension sensor 7 is positioned in the area between the two reversing wheels 6;
two ends of a steel wire rope 4 wound by the tension sensor 7 are respectively a first steel wire end and a second steel wire end, wherein the first steel wire end is vertically upwards connected with the winch 1 after being reversed by one reversing wheel 6, and the second steel wire end is backwards inclined and downwards coiled into a steel wire winding drum 5 after being reversed by the other reversing wheel 6.
The included angle between the second steel wire end and the vertical surface is 5 degrees.
The tension sensor 7 is a constant remote sensing HYLY-019.
The torque measuring device is a torque sensor 11 Beijing Zhongke electric ZH-07-5000 NM.
The clutch is a magnetic powder clutch 17CJF-5 type.
The steel wire winding drum 5 comprises a winding drum, a left baffle and a right baffle which are fixedly arranged at two ends of the winding drum, and the area between the left baffle and the right baffle is a winding area of the steel wire rope 4;
the steel wire rope 4 fixing column is arranged on one side, deviating from the steel wire rope 4 winding area, of the left baffle, a notch communicated with the steel wire rope 4 winding area is formed in the left baffle, an arc-shaped guide plate is arranged between the steel wire rope 4 fixing column and the notch, and the arc-shaped guide plate is eccentrically arranged on the left baffle.
The support type frame 2 further comprises a second layer plate, the second layer plate is arranged in parallel with the bottom plate 9 and fixedly connected with the bottom plate 9 through a plurality of support columns, and the second layer plate is connected with a ladder 3 for workers to walk;
the winch 1 is fixedly arranged above the second layer plate, and a through hole for the steel wire rope 4 to pass through is formed in the second layer plate.
When the winch is used, the support frame 2 is 3000mm long, 2450mm wide and 6000mm high, the whole structure is formed by welding 150-150 square steel pipes, enough space and strength are reserved, and the later-stage winch 1 is convenient to upgrade and update.
The loading motor 19 is responsible for providing the load required by loading; the magnetic powder clutch 17 is used for adjusting the magnitude of the loading torque; the tension sensor 7 is used for measuring actual load, and the torque sensor 11 is used for measuring actual torque, so that closed-loop control is formed between the tension sensor and the magnetic powder clutch 17, and high-precision loading is realized; a reel of wire rope 4 was used to wind the rope for a 91m stroke test.
The steel wire rope 4 is connected with the winding drum through a reversing pulley, the reversing pulley is rotatably arranged on a tension support 8, the reversing pulley positioned above the reversing pulley is used for changing the transmission direction of the steel wire rope 4, and a tension sensor 7 is used for measuring actual load; the lower reversing pulley is used for keeping the transmission direction of the steel wire rope 4 and smoothly winding the steel wire rope on the winding drum.
The speed of the steel wire rope 4 is the most concerned index of the whole winch 1 product, and the speed of the steel wire rope 4 of the mechanism of the winch 1 is divided into the first 3.5m testing speed and the whole testing speed.
The speed test design of the steel wire rope 4 3.5m before the steel wire rope 4 is to rotationally pull the steel wire rope 4 of the winch 1 through the steel wire reel 5, control the steel wire reel 5 to wind in by the loading motor 19, control the output of the magnetic powder clutch 17 to apply a required load force value to the winch 1, detect the current rotating speed by the torque sensor 11 according to the required load force value, and calculate the current speed of winding the steel wire rope 4 according to the size of the designed steel wire reel 5.
When the overall performance is tested, the other side of the steel wire drum 5 is selected, when the steel wire rope 4 is reeled in, the front end of the steel wire rope 4 is reeled into the steel wire drum 5, then the loading motor 19 is controlled to start, the current loading data is obtained through the torque speed sensor, and the current loading data is fed back to the loading motor 19 to be adjusted and compensated, when the load force value is reached, the tested winch 1 is started to start to transfer the steel wire rope 4, the loading data is always kept at the rated value or the set requirement, the current rotating speed of the steel wire rope is measured through the torque sensor 11, and the current linear speed of the steel wire rope 4 which is reeled in is obtained through calculation according to the designed size of the steel wire drum 5.
When the steel wire rope 4 is reeled out, the torque sensor 11 measures to ensure that the steel wire rope 4 is subjected to a set load force value, then the winch 1 is started to withdraw the steel wire rope 4, the steel wire reel 5 starts to rotate reversely to release the steel wire rope 4 under the action of the loading motor 19, the torque sensor 11 obtains the current rotating speed data of the steel wire reel 5, and the linear speed of the steel wire rope 4 reeled out by the current steel wire rope 4 is obtained according to the designed reel size.
The utility model discloses simple structure, the design of upper and lower racking platform, the perpendicular loading of emulation operating mode of both being convenient for receive and releases, lower floor's analog load adopts motor, lead screw 15 and reel design, again can accurate control and export corresponding technical parameter information, simple installation, have higher security, the test is accurate.
Claims (9)
1. The winch system testing equipment for the helicopter comprises a rotating shaft, a bottom plate (9) and a supporting frame (2) fixedly arranged on the bottom plate (9), and is characterized in that the bottom plate (9) is connected with a sliding table (21) through a sliding device, a winding drum support and a bearing seat (10) are fixedly arranged on the sliding table (21), one end of the rotating shaft is rotatably arranged on the winding drum support, and the other end of the rotating shaft is rotatably arranged on the bearing seat (10);
the steel wire winding drum (5) is fixedly sleeved on the rotating shaft, one end of the rotating shaft is connected with a speed reducer (12) through a torque measuring device, the speed reducer (12) is connected with a clutch, the clutch is connected with a loading motor (19) through a coupler, and the loading motor (19) is fixedly connected with the bottom plate (9) through a loading motor (19) bracket;
the steel wire reel (5) is connected with a steel wire rope (4), one end of the steel wire rope (4) is fixedly connected with the steel wire reel (5), and the other end of the steel wire rope (4) is wound around the steel wire reel (5), penetrates through an actual load measuring device and then is connected with a winch (1) arranged on the support type frame (2);
when the sliding table (21) slides, the steel wire rope (4) is rolled into or out of the steel wire winding drum (5) along the axial direction of the steel wire winding drum (5).
2. A winch system test equipment for helicopters according to claim 1, characterized in that said sliding means comprise two guide rails (13) arranged parallel to each other, a driving slot is provided on the bottom plate (9) between the two guide rails (13), a driving means is provided in said driving slot, said driving means is connected to the bottom plate (9);
the guide rail (13) comprises a track and guide blocks matched with the track, and the guide blocks are arranged in the track in a sliding mode and are fixedly connected with the sliding table (21);
when the driving device acts, the driving device drives the sliding table (21) to slide along the guide rail (13).
3. The helicopter winch system test equipment of claim 2, wherein the drive means comprises a slide motor (14) and a lead screw (15), one end of the lead screw (15) is connected with the slide motor (14) and the other end is rotatably connected with the bottom plate (9);
the screw rod (15) is connected with a nut flange (16) in a threaded mode, and the nut flange (16) is fixedly connected with the sliding table (21).
4. The helicopter winch system test equipment of claim 3, characterized in that the actual load measuring device comprises a tension support (8), the tension support (8) is connected with a tension sensor (7) and two reversing wheels (6), and the tension sensor (7) and the reversing wheels (6) are respectively connected with the tension support (8) in a rotating manner through a pin shaft;
the two reversing wheels (6) are arranged up and down along the vertical direction, and the tension sensor (7) is positioned in the area between the two reversing wheels (6);
two ends of a steel wire rope (4) wound by the tension sensor (7) are respectively a first steel wire end and a second steel wire end, wherein the first steel wire end is vertically upwards connected with the winch (1) after being reversed by one reversing wheel (6), and the second steel wire end is backwards inclined by the other reversing wheel (6) and downwards wound into the steel wire winding drum (5).
5. The helicopter winch system testing apparatus of claim 4, wherein the angle between the second wire end and the vertical plane is 5 degrees.
6. A winch system test equipment for helicopters according to claim 4, characterized in that the torque measuring device is a torque sensor (11).
7. A winch system test equipment for helicopters according to claim 4, characterized in that the clutch is a magnetic particle clutch (17).
8. The helicopter winch system test equipment of claim 4, characterized in that the wire drum (5) comprises a drum and a left baffle and a right baffle fixedly arranged on both ends of the drum, and the area between the left baffle and the right baffle is a wire rope (4) winding area;
the steel wire rope (4) fixing column is arranged on one side, deviating from the steel wire rope (4) winding area, of the left baffle, a notch communicated with the steel wire rope (4) winding area is formed in the left baffle, an arc-shaped guide plate is arranged between the steel wire rope (4) fixing column and the notch, and the arc-shaped guide plate is eccentrically arranged on the left baffle.
9. A winch system test equipment for helicopters according to any of claims 4-8, characterized in that the support profile (2) further comprises a second layer board, which is arranged in parallel with the bottom plate (9) and is fixedly connected with the bottom plate (9) by a plurality of support columns, and the second layer board is connected with the ladder (3) for workers to walk;
the winch (1) is fixedly arranged above the second layer plate, and a through hole for the steel wire rope (4) to pass through is formed in the second layer plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120711972.7U CN214666977U (en) | 2021-04-08 | 2021-04-08 | Winch system test equipment for helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120711972.7U CN214666977U (en) | 2021-04-08 | 2021-04-08 | Winch system test equipment for helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214666977U true CN214666977U (en) | 2021-11-09 |
Family
ID=78459389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120711972.7U Active CN214666977U (en) | 2021-04-08 | 2021-04-08 | Winch system test equipment for helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214666977U (en) |
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2021
- 2021-04-08 CN CN202120711972.7U patent/CN214666977U/en active Active
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