CN217947216U

CN217947216U - Aviation ground well 400Hz cable winding and unwinding devices

Info

Publication number: CN217947216U
Application number: CN202221983680.XU
Authority: CN
Inventors: 高杰; 杨旭; 李欣颖; 于井权; 王宝庆
Original assignee: Beijing Capital Airport Power & Energy Co ltd
Current assignee: Beijing Capital Airport Power & Energy Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-02
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses an aviation ground well 400Hz cable winding and unwinding devices, including carrier component, cable guiding piece, cable winding and unwinding mechanism, inductor and controller, the vertical installation of carrier component is in the aviation ground well, cable guiding piece sets up the lower extreme of carrier component, cable winding and unwinding mechanism installs on the carrier component, and be located the top of cable guiding piece, the cable warp the cable guiding piece upwards penetrates to in the carrier component, and warp cable winding and unwinding mechanism upwards warp the upper end of carrier component is seen off, the inductor sets up on the carrier component, it is used for the response whether the cable is in the winding and unwinding, inductor and cable winding and unwinding mechanism all with the controller electricity is connected, so can be in the operation at cable winding and unwinding mechanism, and when the inductor senses the cable and does not receive the cable or unwind, can regard at this moment to be in the skid state between cable winding and unwinding mechanism and the cable, thereby is controlled by the controller cable winding and unwinding mechanism stops the operation.

Description

Aviation ground well 400Hz cable winding and unwinding devices

Technical Field

The utility model belongs to airport cable winding and unwinding equipment field especially relates to an aviation ground well 400Hz cable winding and unwinding devices.

Background

The 400Hz static power supply is generally applied to places such as civil airports, military airports and the like, an APU auxiliary power device is replaced before an aircraft takes off, power supply is provided for the aircraft through 400Hz cables in an aviation ground well, most of the cables in the aviation ground well are wound and unwound by controlling a motor to rotate forward and backward through a winding and unwinding button of a manual operation cable winding and unwinding device, a winding and unwinding wheel pair is used for winding and unwinding the cables, and an auxiliary wheel is responsible for restraining the action direction and range of the cables, so that the automatic winding and unwinding function of the cables is realized.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a simple structure, and receive and release the convenience, can avoid cable jack to skid and 400Hz cable winding and unwinding devices with cable wear's aviation ground well in the operation simultaneously.

In order to achieve the purpose, the technical scheme of the utility model is that the 400Hz cable winding and unwinding device for the aviation ground well comprises a carrier component, a cable guiding part, a cable winding and unwinding mechanism, an inductor and a controller, wherein the carrier component is vertically installed in the aviation ground well, a cable feeding channel is arranged in the carrier component, the cable guiding part is arranged at the lower end of the carrier component, the cable winding and unwinding mechanism is installed on the carrier component and positioned above the cable guiding part, a cable passes through the cable guiding part and upwards penetrates into the carrier component and upwards passes through the cable winding and unwinding mechanism, the upper end of the carrier component is sent out, the inductor is arranged on the carrier component and used for inducing whether the cable is wound or unwound, and the inductor and the cable winding and unwinding mechanism are electrically connected with the controller.

The beneficial effects of the above technical scheme are that: therefore, when the cable retracting and releasing mechanism operates and the sensor senses that the cable is not retracted or released, the cable retracting and releasing mechanism and the cable can be considered to be in a slipping state, and the controller controls the cable retracting and releasing mechanism to stop operating.

In the above technical solution the carrier member comprises two strip-shaped plates, two of the strip-shaped plates are parallel to each other and distributed at intervals, and two of the edges of the two sides of the strip-shaped plates are connected through a connecting rod, and the area between the two strip-shaped plates forms the cable feeding channel.

The beneficial effects of the above technical scheme are that: so make fairlead and cable jack simple to operate, and make carrier component both sides be hollow out construction to be convenient for pass the carrier component with the cable when initial.

In the above technical solution, the cable guide member includes two first sheaves, the two first sheaves are vertically rotatably installed at the lower end of the carrier member, the side edges of the rims of the two first sheaves are close to each other, the cable passes through between the two first sheaves from bottom to top and is clamped in the sheave grooves of the two first sheaves by the two first sheaves, and the cable retracting mechanism is configured to convey the cable upward and is driven by the cable to rotate the two first sheaves.

The beneficial effects of the above technical scheme are that: the cable guide device is simple in structure, the two grooved wheels clamp and guide the cable, hard friction between the cable and the lower end of the carrier member can be avoided, and therefore damage to the cable and the lower end of the carrier member due to friction can be avoided.

In the above technical solution, the sensor is installed at the lower end of the carrier member, and a sensing end of the sensor faces to a side of any one of the first sheaves and is used for sensing whether the corresponding first sheave normally rotates.

The beneficial effects of the above technical scheme are that: therefore, when the sensor senses that the first sheave does not rotate or the rotating speed is slow (the rotating speed threshold of the first sheave can be set, if the rotating speed of the first sheave is lower than the rotating speed threshold, the first sheave can be determined to rotate abnormally), the slip phenomenon between the cable retracting mechanism and the cable can be determined, and the controller can control the cable retracting mechanism to stop operating.

In the technical scheme, the inductor is a metal proximity switch, the first grooved wheel is a plastic part, a metal sheet is embedded on the side of the first grooved wheel corresponding to the inductor, and the inductor is aligned with any position of the rotation track of the metal sheet.

The beneficial effects of the above technical scheme are that: therefore, the first sheave is determined to rotate for one circle every time the sensor generates a sensing signal, and at the moment, a time threshold and a circle threshold can be set for the rotating speed threshold of the first sheave, namely, the first sheave is determined to rotate abnormally when the circle number of the first sheave rotation is lower than the circle threshold within the set time threshold.

In the technical scheme, the cable retracting mechanism comprises a retracting wheel pair and a driving piece, the retracting wheel pair comprises two second grooved wheels, the two second grooved wheels are rotatably installed in the carrier component, the side parts of the rims of the two second grooved wheels are close to each other, the cable passes through the space between the two second grooved wheels from bottom to top and is clamped in the grooves of the two second grooved wheels, any one of the second grooved wheels is in transmission connection with the driving piece installed outside the carrier component, and the driving piece drives the corresponding second grooved wheel to rotate so as to convey the cable upwards.

The beneficial effects of the above technical scheme are as follows: the cable clamping device is simple in structure, the two second grooved wheels clamp the cable tightly, and the two second grooved wheels rotate and drive the cable to be wound and unwound under the driving of the driving piece.

In the technical scheme, the number of the retracting wheel pairs is multiple, the retracting wheel pairs are arranged in the carrier member at intervals along the vertical direction, and one second grooved wheel in each retracting wheel pair is in transmission connection with the driving piece.

The beneficial effects of the above technical scheme are that: therefore, the traction force of the cable is larger when the cable is wound and unwound, and the probability of slippage can be reduced.

In the technical scheme, the two retractable wheel pairs are provided with two second grooved wheels which are the driving wheels and are on the same side in the retractable wheel pair, the two second grooved wheels on the other side of the retractable wheel pair are driven wheels, the two second grooved wheels are chain wheels which are arranged on the same end of the wheel shaft of the driving wheels, the two chain wheels are connected through chain transmission, and any one wheel shaft of the driving wheel is in transmission connection with the driving end of the driving piece.

The beneficial effects of the above technical scheme are as follows: the transmission connection is simple, and the two driving wheels can realize synchronous rotation in the same direction.

In the above technical scheme, the cable retracting mechanism further includes an elastic member, wheel shafts of the two driven wheels are slidably mounted on the carrier member, the two driven wheels are slidably mounted close to or far away from the corresponding driving wheels, the elastic member is mounted on the carrier member and connected with the wheel shafts of the two driven wheels, and the elastic force of the elastic member is used for driving the two driven wheels to tend to move close to the corresponding driving wheels so as to clamp the cable.

The beneficial effects of the above technical scheme are as follows: so make every driven wheel possess certain play allowance, simultaneously with the action cooperation of action wheel with corresponding tightly the cable all the time under the elastic component.

In the technical scheme, the elastic part comprises a support rod, a spring and two Y-shaped fork arms, the support rod is arranged on the carrier component and is close to one end of the driven wheel, the support rod is located between the driven wheel, a sliding sleeve is sleeved on the support rod at the other end of the support rod, the spring is sleeved on the support rod, two ends of the spring are respectively connected with one end, close to the carrier component and the sliding sleeve, of the carrier component and the sliding sleeve, the two Y-shaped fork arms are in one-to-one correspondence with the driven wheel, two ends of fork openings of the Y-shaped fork arms are respectively connected with two ends of wheel shafts of the driven wheel, the other ends of the Y-shaped fork arms are rotatably connected with the sliding sleeve, elastic contraction force of the spring is used for driving the sliding sleeve to move close to the carrier component, and the Y-shaped fork arms extrude the two driven wheels to move close to the corresponding driving wheels.

The beneficial effects of the above technical scheme are that: the structure is simple, and the spring is shared, so that the structure is attractive.

Drawings

FIG. 1 is a schematic structural diagram of a 400Hz cable reel device of an aviation ground well according to an embodiment of the present invention;

fig. 2 is an assembly view of the retractable wheel set in the embodiment of the present invention;

fig. 3 is an electrical connection diagram of the controller according to an embodiment of the present invention;

fig. 4 is a side view of the carrier member in an embodiment of the invention.

In the figure: the cable winding and unwinding device comprises a carrier member 1, a strip hole 11, a strip plate 12, a connecting rod 13, a cable guide 2, a first sheave 21, a metal sheet 22, a cable winding and unwinding mechanism 3, a wheel pair 31, a second sheave 311, a driving member 32, a chain 321, a chain wheel 322, an elastic member 33, a support rod 331, a spring 332, a Y-shaped fork arm 333, a sliding sleeve 334, a sensor 4, a controller 5 and a cable 6.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

As shown in fig. 1-3, the embodiment provides a 400Hz cable reeling and unreeling device for an aviation ground well, which includes a carrier member 1, a cable guide 2, a cable reeling and unreeling mechanism 3, an inductor 4 and a controller 5, wherein the carrier member 1 is vertically installed in the aviation ground well, a cable feeding channel is provided in the carrier member 1, the cable guide 2 is arranged at the lower end of the carrier member 1, the cable reeling and unreeling mechanism 3 is installed on the carrier member 1 and located above the cable guide 2, a cable 6 is threaded upwards into the carrier member 1 through the cable guide 2 and is sent upwards out through the upper end of the carrier member 1 through the cable reeling and unreeling mechanism 3, the inductor 4 is arranged on the carrier member 1 and is used for inducing whether the cable 6 is reeled or unreeled, and the inductor 4 and the cable reeling and unreeling mechanism 3 are both electrically connected to the controller 5; therefore, when the cable retracting mechanism operates and the sensor senses that the cable is not retracted or released, the cable retracting mechanism and the cable can be considered to be in a slipping state, the controller controls the cable retracting mechanism to stop operating, and the controller can adopt an arm series single chip microcomputer.

As shown in fig. 4, in the above technical solution, the carrier member 1 includes two strip-shaped plates 12, the two strip-shaped plates 12 are parallel to each other and are spaced apart from each other, edges of two sides of the two strip-shaped plates 12 are connected by a connecting rod 13, and an area between the two strip-shaped plates 12 forms the cable feeding channel; so make fairlead and cable jack simple to operate, and make carrier component both sides be hollow out construction to be convenient for pass the carrier component with the cable when initial, this moment the both sides of strip shaped plate all are equipped with many connecting rods along its length direction interval, and the both ends of every connecting rod are connected with the homonymy of two strip shaped plates.

In the above technical solution, the cable guiding member 2 includes two first sheaves 21, the two first sheaves 21 are vertically and rotatably mounted at the lower end of the carrier member 1 (two ends of a wheel shaft of the first sheaves are connected to two strip plates), and the side edges of the wheel rims of the two first sheaves 21 are close to each other, the cable 6 passes through between the two first sheaves 21 from bottom to top and is clamped in the wheel grooves of the two first sheaves 21, and the cable retracting mechanism 3 is configured to convey the cable 6 upward and drive the two first sheaves 21 to rotate by the cable 6; the cable guide device is simple in structure, the two grooved wheels clamp the cable and guide the cable, and hard friction between the cable and the lower end of the carrier member can be avoided, so that damage to the cable and the lower end of the carrier member due to friction can be avoided.

Of course, the carrier member may also be a square tube with a cross section, but one or both of the opposite side walls may be hollow.

In the above technical solution, the sensor is installed at the lower end of the carrier member 1 (installed at the lower end of any one of the strip-shaped plates), and the sensing end of the sensor faces the side of any one of the first sheaves 21 and is used for sensing whether the corresponding first sheave 21 normally rotates or not; therefore, when the sensor senses that the first sheave is not rotated or the rotating speed is slow (the rotating speed threshold of the first sheave can be set, if the rotating speed of the first sheave is lower than the rotating speed threshold, the first sheave is determined to be not rotated normally), the slippage phenomenon between the cable retracting mechanism and the cable can be determined, and the controller can control the cable retracting mechanism to stop operating.

In the above technical solution, the inductor 4 is a metal proximity switch, the first sheave 21 is a plastic part, and a metal sheet 22 (the metal sheet may be an iron sheet, a copper sheet or an aluminum sheet) is embedded at a side of the first sheave 21 corresponding to the inductor 4, and the inductor 4 is aligned with any position of a rotation track of the metal sheet 22; therefore, the first sheave is determined to rotate for one circle every time the sensor generates a sensing signal, and at this time, when a time threshold and a turn threshold (for example, the turn of the first sheave rotation in 2 seconds is not lower than 2 circles) can be set for the rotation speed threshold of the first sheave, that is, when the turn of the first sheave rotation is lower than the turn threshold within the set time threshold, the first sheave rotation is determined to be abnormal.

In the above technical solution, the cable retracting mechanism 3 includes a retracting wheel pair 31 and a driving member 32, the retracting wheel pair 31 includes two second sheaves 311, the two second sheaves 311 are both rotatably installed in the carrier member 1 (the wheel axle of the second sheave is connected to the two strip plates), the side edges of the rims of the two second sheaves 311 are close to each other, the cable 6 passes through between the two second sheaves 311 from bottom to top and is clamped in the wheel grooves of the two second sheaves 311, any one of the second sheaves 311 is in transmission connection with the driving member 32 installed outside the carrier member 1, and the driving member 32 drives the corresponding second sheave 311 to rotate so as to convey the cable 6 upward; the cable clamping device is simple in structure, the two second grooved wheels clamp the cable tightly, the two second grooved wheels rotate and drive the cable to be wound and unwound under the driving of the driving piece, the driving piece can adopt a variable frequency motor, and the cable clamping device is convenient to control.

In the above technical scheme, a plurality of retracting wheel pairs 31 are provided, the retracting wheel pairs 31 are vertically arranged in the carrier member 1 at intervals, and one second sheave 311 is arranged in each retracting wheel pair 31 and is in transmission connection with the driving element 32; therefore, the traction force of the cable is larger when the cable is wound and unwound, and the probability of slippage can be reduced.

In the technical scheme, two retracting wheel pairs 31 are provided, two second grooved wheels 311 on the same side in the two retracting wheel pairs 31 are driving wheels, two second grooved wheels 311 on the other side of the two retracting wheel pairs 31 are driven wheels, the same end of the wheel shafts of the two driving wheels is provided with a chain wheel, the two chain wheels are in transmission connection through a chain 321, and the wheel shaft of any one driving wheel is in transmission connection with the driving end of the driving part 32; the transmission connection is simple, the two driving wheels can rotate synchronously in the same direction, and the wheel diameters of the driving wheels and the driven wheels can be different.

In the above technical solution, the cable retracting mechanism 3 further includes an elastic member 33, wheel axles of the two driven wheels are both slidably mounted on the carrier member 1 (a strip-shaped hole 11 for the wheel axle to pass through is formed along a position on the side wall of the carrier member corresponding to the wheel axle of the driven wheel, at this time, the driven wheel can slide to be close to or far from the corresponding driving wheel along the two strip-shaped holes 11, wherein the strip-shaped hole 11 is formed on the two strip-shaped plates), both the two driven wheels can slide to be close to or far from the corresponding driving wheel, the elastic member 33 is mounted on the carrier member 1 and connected with the wheel axles of the two driven wheels, and the elastic force of the elastic member 33 is used for driving the two driven wheels to tend to move to be close to the corresponding driving wheel so as to clamp the cable 6; so make every driven wheel possess certain movement allowance, simultaneously with the action of elastic component down all the time with the action wheel cooperation of corresponding tightly the cable.

In the above technical solution, the elastic element 33 includes a strut 331, a spring 332 and two Y-shaped yoke arms 333, the strut 331 is disposed on the carrier member 1 and near one end of the driven wheel (a specific end of the strut 331 near the carrier member may be connected to a connecting rod at a position corresponding to the carrier member, that is, a connecting rod may be additionally disposed between two retractable wheel pairs on two strip plates for mounting the strut), and is located between the two driven wheels, a sliding sleeve 334 is slidably sleeved on the strut 331 at the other end of the strut 331, the spring 332 is sleeved on the strut 331 and has two ends respectively connected to ends of the carrier member 1 and the sliding sleeve 334 that are close to each other, the two Y-shaped yoke arms 333 correspond to the two driven wheels one by one, two ends of a fork opening of each Y-shaped yoke arm 333 are respectively connected to two ends of a corresponding to a wheel axle of the driven wheel, the other ends of the two Y-shaped yoke arms 333 are rotatably connected to the sliding sleeve 334, and an elastic contraction force of the spring 332 is used to drive the sliding sleeve 334 to move to the driven wheel through two corresponding Y-shaped yoke arms 333 that are close to the driven wheel; the structure is simple, and the spring is shared, so that the structure is attractive.

Preferably, the driving wheel and the wheel shaft thereof must be coaxially and fixedly connected (the wheel shaft thereof is in transmission connection with the driving part), the driven wheel can be coaxially and rotatably connected with the wheel shaft thereof, the wheel shaft thereof can be fixedly connected with both ends of the Y-shaped fork arm fork opening, and the driven wheel can also be coaxially and fixedly connected with the wheel shaft thereof, the wheel shaft thereof can be rotatably connected with both ends of the Y-shaped fork arm fork opening.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of equivalent changes made to the above embodiments according to the essential technology of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an aviation ground well 400Hz cable winding and unwinding device, characterized in that, includes carrier component (1), fairlead (2), cable winding and unwinding mechanism (3), inductor (4) and controller (5), carrier component (1) vertical installation is in the aviation ground well, the cable feeding passageway has in the carrier component (1), fairlead (2) set up the lower extreme of carrier component (1), cable winding and unwinding mechanism (3) are installed on carrier component (1), and are located the top of fairlead (2), cable (6) warp fairlead (2) upwards penetrate to in the carrier component (1), and through cable winding and unwinding mechanism (3) upwards through the upper end of carrier component (1) is seen off, inductor (4) set up on carrier component (1), and it is used for responding to whether cable (6) are in the cable winding or unwinding, inductor (4) and cable winding and unwinding mechanism (3) all with controller (5) electricity is connected.

2. An aviation shaft 400Hz cable pay-off and take-up device according to claim 1, characterized in that the carrier member (1) comprises two strips (12), the two strips (12) being parallel to each other and spaced apart, and the edges of the two sides of the two strips (12) being connected by a connecting rod (13), the area between the two strips (12) constituting the cable feeding channel.

3. The 400Hz cable pay-off and take-up device for aviation ground wells according to claim 1, wherein the cable guide member (2) comprises two first sheaves (21), both of the two first sheaves (21) are vertically and rotatably mounted at the lower end of the carrier member (1), the wheel rims of the two first sheaves (21) are laterally close to each other, the cable (6) passes through between the two first sheaves (21) from bottom to top and is clamped in the wheel grooves of the two first sheaves (21), and the cable pay-off and take-up mechanism (3) is used for conveying the cable (6) upwards and driving the two first sheaves (21) to rotate by the cable (6).

4. An aviation ground well 400Hz cable reel installation according to claim 3, characterized in that said inductor is mounted at the lower end of said carrier member (1) with its induction end facing the side of any one of said first sheaves (21) for inducing whether the corresponding first sheave (21) is rotating normally.

5. The 400Hz cable pay-off and pay-off device for an aviation ground well according to claim 4, wherein the inductor (4) is a metal proximity switch, the first sheave (21) is a plastic part, a metal sheet (22) is embedded at the side of the first sheave (21) corresponding to the inductor (4), and the inductor (4) is aligned with any position of the rotation track of the metal sheet (22).

6. The 400Hz cable pay-off and take-up device for aviation ground wells according to any one of claims 1 to 5, wherein the cable pay-off and take-up mechanism (3) comprises a pay-off and take-up wheel pair (31) and a driving member (32), the pay-off and take-up wheel pair (31) comprises two second sheaves (311), the two second sheaves (311) are rotatably mounted in the carrier member (1), the side edges of the rims of the two second sheaves (311) are close to each other, the cable (6) passes through between the two second sheaves (311) from bottom to top and is clamped in the two sheaves by the two second sheaves (311), any one of the second sheaves (311) is in transmission connection with the driving member (32) mounted outside the carrier member (1), and the driving member (32) drives the corresponding second sheave (311) to rotate so as to convey the cable (6) upwards.

7. The aviation ground well 400Hz cable retracting device according to claim 6, wherein a plurality of retracting wheel pairs (31) are provided, a plurality of retracting wheel pairs (31) are vertically arranged in the carrier member (1) at intervals, and one second sheave (311) in each retracting wheel pair (31) is in transmission connection with the driving member (32).

8. The aviation ground well 400Hz cable releasing and releasing device according to claim 7, wherein there are two releasing and releasing wheel pairs (31), two second sheaves (311) on the same side of the two releasing and releasing wheel pairs (31) are driving wheels, two second sheaves (311) on the other side of the two releasing and releasing wheel pairs (31) are driven wheels, a chain wheel (322) is arranged on the same end of the wheel shafts of the two driving wheels, the two chain wheels (322) are in transmission connection through a chain (321), and the wheel shaft of any one driving wheel is in transmission connection with the driving end of the driving member (32).

9. An aviation ground well 400Hz cable reel device according to claim 8, characterized in that said cable reel mechanism (3) further comprises an elastic member (33), the axles of both said driven wheels are slidably mounted on said carrier member (1), both said driven wheels are slidably movable close to or away from the corresponding driving wheels, said elastic member (33) is mounted on said carrier member (1) and connected with the axles of both said driven wheels, the elastic force of said elastic member (33) is used to drive both said driven wheels to tend to move close to the corresponding driving wheels to clamp said cable (6).

10. The aviation ground well 400Hz cable pay-off and take-up device according to claim 9, wherein the elastic member (33) comprises a stay (331), a spring (332) and two Y-shaped yokes (333), the stay (331) is disposed on the carrier member (1) and close to one end of the driven wheel, and is located between two driven wheels, a sliding sleeve (334) is slidably sleeved on the other end stay (331) of the stay (331), the spring (332) is sleeved on the stay (331) and two ends of the spring are respectively connected with one end of the carrier member (1) and one end of the sliding sleeve (334) close to each other, two Y-shaped yokes (333) are in one-to-one correspondence with two driven wheels, each of two ends of a fork of the Y-shaped yoke (333) are respectively connected with two ends of a shaft of the driven wheel, two other ends of the Y-shaped yokes (333) are rotatably connected with the sliding sleeve (334), and elastic contraction force of the spring (332) is used for driving the sliding sleeve (334) to move close to the carrier member (1) and move to the two driven wheels through the Y-shaped yokes (333) to extrude the two driven wheels.