CN112003081A

CN112003081A - Novel equipment helps plug fixed establishment

Info

Publication number: CN112003081A
Application number: CN202010864210.0A
Authority: CN
Inventors: 王崇; 余江; 潘竑熹; 谷雨珊
Original assignee: Beijing Andawell Aviation Equipment Co Ltd
Current assignee: Beijing Andawell Aviation Equipment Co Ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2020-11-27
Anticipated expiration: 2040-08-25
Also published as: CN112003081B

Abstract

The invention provides a novel device plugging-assisting fixing mechanism which comprises a folding and unfolding component, a turnover component and a buckling and pulling component, wherein the folding and unfolding component is arranged on the folding and unfolding component; the folding and unfolding assembly comprises a handle, a buckle, a first pressure spring, a connecting piece, a connecting plate and a ball plunger; the overturning assembly comprises a cover cap, a fixed bracket, a rocker, a limiting bracket, a traction plate and a limiting block; the buckling and pulling assembly comprises a pressure spring guide post, a second pressure spring, a mounting seat, a third pressure spring and a drag hook; the equipment is installed in the equipment fixing frame through the matching among the folding and unfolding component, the overturning component and the buckling and pulling component. The advantages are that: and a feasible scheme is provided for the lengthening design of the newly-added airborne equipment. After the in-situ detection equipment and the recording equipment are stacked and jointed, the in-situ detection equipment is directly connected into the equipment fixing frame, equipment connecting wires are omitted, cost is saved, and communication reliability is improved. The draw hook is matched with the draw buckle on the equipment fixing frame through the control handle, continuous back pressure can be provided for the electrical interface, and normal communication of the electrical interface is guaranteed.

Description

Novel equipment helps plug fixed establishment

Technical Field

The invention relates to the field of airborne equipment, in particular to a novel equipment plugging-assisting fixing mechanism.

Background

The airborne equipment on fixed-wing airplanes and helicopters is fixed on an equipment fixing frame. The equipment fixing frame is of a general structure and is arranged on a grid frame of the equipment cabin (see figure 1), the accommodating space of each grid is fixed, and at most two airborne equipment can be installed through the equipment fixing frame. The outer end of the equipment fixing frame is provided with a pull buckle, the pull buckle is provided with a backpressure spring (shown in figure 2), and when the pull buckle is pulled, the pull buckle can be pulled out of the equipment fixing frame for a certain distance through the backpressure spring. The pull buckle is linked with a microswitch, and when the pull buckle is pulled out, the microswitch is closed.

When airborne equipment and equipment mount cooperation are used, need satisfy following condition: 1. the airborne equipment needs to be conveniently and quickly assembled and disassembled on the equipment fixing frame; 2. after the airborne equipment is in place on the equipment fixing frame, continuous back pressure needs to be provided for the airborne equipment so as to fixedly connect the airborne equipment with the equipment fixing frame; 3. when an electrical interface between the airborne equipment and the equipment fixing frame is in butt joint, the insertion/extraction resistance is large, and after the butt joint, continuous back pressure needs to be provided for the equipment to ensure good communication of the electrical interface; 4. after the airborne equipment is in place on the equipment fixing frame, the outer end pull buckle of the equipment fixing frame needs to be pulled outwards for a certain distance, so that the microswitch linked with the pull buckle is closed, and the normal power-on work of the airborne equipment is ensured.

For the reasons mentioned above, the existing onboard equipment end is provided with a corresponding plug-assist mechanism (see fig. 3 and 4). The existing plugging-assisting mechanism generally comprises a support, a plugging-assisting shifting fork, a limiting lock catch, a lock catch back pressure spring and a pin shaft, wherein the support is connected with airborne equipment; the lower part of the plug-in and pull-out assisting shifting fork is in the shape of a semicircular hook, and the edge of the hook is provided with a bulge for contacting with a pull buckle at the outer end of the equipment fixing frame; the upper part of the shifting fork is a rod-shaped part, and the force application part of a hand is arranged; the shift fork upper end portion is slotted, can be spacing by spacing hasp, plays the effect that provides continuous back pressure to airborne equipment (as shown in figure 2). The existing airborne equipment with the plugging and unplugging assisting mechanism and the equipment fixing frame have the following motion matching relationship: by utilizing a lever principle, a pin shaft on a support is taken as a fulcrum, a pull buckle at the outer end of an equipment fixing frame is taken as a stress point, a shifting fork is pushed inwards to be inserted and pulled, so that airborne equipment is reversely pushed into the equipment fixing frame, and meanwhile, the pull buckle at the outer end of the equipment fixing frame is pulled out for a certain distance to close a microswitch; and the auxiliary plugging shifting fork is pulled outwards, so that the airborne equipment can be withdrawn from the equipment fixing frame.

However, the conventional group insertion and extraction mechanism has the following problems:

(1) in the process of adding or upgrading the airborne equipment, if the structure in the airborne equipment is increased and the space is required to be expanded, the appearance size of the airborne equipment needs to be increased by a designer. The height of the airborne equipment is limited by the size of a lattice frame of the equipment cabin, and the change amount is small; the width of the airborne equipment is limited by the matching width of the equipment fixing frame and cannot be changed; the length of the airborne equipment is limited by the plug-in and pull-out assisting mechanism at the end part and cannot be changed. Under this kind of condition, need to block airborne equipment, some is fixed on the equipment mount, and other parts pass through the guide wire and fix other positions, because airborne equipment size can't change, leads to some airborne equipment can't install on the equipment mount, and airborne equipment puts in a jumble, and follow-up use is also troublesome.

(2) When the in-situ detection equipment is developed in a matched manner, on one hand, airborne equipment needs to be connected, and on the other hand, an equipment fixing frame electrical interface where the airborne equipment is located needs to be connected. The in-situ detection equipment connecting line is required to be synchronously added under the condition of the problem (1), so that the connection among the in-situ detection equipment, the airborne equipment and the equipment fixing frame is realized, and the cost is increased.

Disclosure of Invention

The invention aims to provide a novel device plugging-assisting fixing mechanism, so that the problems in the prior art are solved.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

novel equipment plug-in and plug-out assisting fixing mechanism, include

Folding and unfolding the assembly; the ball plunger comprises a handle, a buckle, a first pressure spring, a connecting piece, a connecting plate and a ball plunger; the connecting piece is fixedly connected with the connecting plate, the handle is hinged with the connecting piece, one end of the handle close to the connecting piece is provided with an avoiding groove, a boss is arranged in the avoiding groove, and the boss is correspondingly buckled with the buckle; a cone groove is formed in the handle, a ball plunger is arranged on the connecting piece, and the ball plunger can enter and exit the cone groove; the first pressure spring is arranged on the connecting plate, and the buckle is connected with the first pressure spring; the connecting piece is fixedly connected with the connecting plate;

a turnover assembly; comprises a cover cap, a fixed bracket, a rocker, a limit bracket, a traction plate and a limit block; the connecting plate is fixedly connected with the traction plate, two opposite sides of the connecting plate are respectively and fixedly connected with a rocker, each rocker is respectively hinged with a fixed support through a connecting shaft, the fixed supports are installed on the outer wall of the adapter, and the adapter is provided with a limiting support and a limiting block on the side of each fixed support; each limiting bracket is respectively connected with the connecting shafts positioned on the same side; the limiting block is arranged to provide a fulcrum for overturning the connecting plate, the cover cap is clamped with the traction plate, and the traction plate can reciprocate along the cover cap;

a buckle pull assembly; the device comprises pressure spring guide columns, a second pressure spring, a mounting seat, a third pressure spring and a draw hook, wherein at least one pressure spring guide column is arranged on each of two opposite sides of the cover, and the second pressure spring is sleeved on each pressure spring guide column; the two opposite sides of the traction plate are respectively provided with a mounting seat, each second pressure spring is respectively connected with the mounting seat positioned on the same side of the second pressure spring, one end of the mounting seat, far away from the second pressure spring, is provided with a containing hole, a third pressure spring is arranged in the containing hole, the third pressure spring is connected with a jacking pin, the fixed pin extends out of the containing hole, and each mounting seat is respectively hinged with a drag hook through a hinge shaft; and the third pressure spring pushes the ejector pin outwards, so that the ejector pin is kept in contact with the tail end face of the draw hook at any time, spring thrust is provided for the draw hook, and the draw hook rotates around the hinge shaft and is opened outwards.

Preferably, the buckle is L-shaped, the buckle includes a first leg and a second leg, one end of the first leg is connected to one end of the second leg, a first protruding portion perpendicular to the first leg is disposed at one end of the first leg, which is away from the second leg, a second protruding portion perpendicular to the second leg is disposed at one end of the second leg, which is away from the first leg, a connecting portion of the first leg and the second leg is hinged to the connecting plate, a first sinking groove is disposed on the connecting plate, the first pressure spring correspondingly extends into the first sinking groove, the first pressure spring contacts with the first leg, the second leg extends into the sinking groove, and the second protruding portion is fastened to the boss; the connecting plate extends into the space between the first protruding part and the joint of the first supporting leg and the second supporting leg.

Preferably, the rocker is provided with a long sliding hole penetrating through two opposite sides of the rocker along the length direction of the rocker, a bushing capable of sliding along the rocker is arranged in the long sliding hole, the bushing is fixed in the long sliding hole through a fastener, and the fastener is fixedly connected with the connecting plate.

Preferably, the traction plate is provided with at least one sliding groove, the cover is provided with a convex column correspondingly extending into the sliding groove, the convex column can move in the sliding groove in a reciprocating mode, the traction plate can slide in a reciprocating mode along the cover, and the stroke of the traction plate sliding along the cover is limited by the cooperation of the convex column and the sliding groove.

Preferably, a second sinking groove parallel to the accommodating hole is formed in the mounting seat, the second pressure spring and the pressure spring guide post correspondingly extend into the second sinking groove on the same side of the second pressure spring, and the second pressure spring is longer than the pressure spring guide post.

Preferably, the draw hook one end is provided with the helping hook that outwards protrusion extends and upwards buckle, help the hook with form the boosting groove of U-shaped between the draw hook, the boosting groove is close to the direction inclined plane that one side of draw hook set up for the slope, the direction inclined plane makes the width top-down of boosting groove reduces gradually.

Preferably, the draw hook is kept away from the one end of helping the hook is provided with the spacing platform that outside protrusion extends, the height of spacing platform reduces gradually to the direction of spacing platform extension end along the draw hook, the terminal surface of the draw hook of spacing bench side with the knock pin contact.

Preferably, the lower surface of the draw hook is horizontally arranged, and the lower surface of the auxiliary hook and the lower surface of the limiting table are both flush with the lower surface of the draw hook; the draw hook is provided with a hinge hole, and the hinge shaft extends into the hinge hole to enable the draw hook to be hinged with the mounting seat.

The invention has the beneficial effects that: the method provides a feasible scheme for lengthening the length direction of the newly added airborne equipment. After the in-situ detection equipment and the recording equipment are stacked and jointed, the in-situ detection equipment is directly connected into the equipment fixing frame, equipment connecting wires are omitted, cost is saved, and communication reliability is improved. Can realize the cooperation of drawing the knot on drag hook and the equipment mount through brake valve lever to can provide continuous back pressure for electrical interface, guarantee electrical interface's normal communication.

Drawings

FIG. 1 is a schematic illustration of an equipment bay frame configuration on an aircraft;

FIG. 2 is a schematic view of a device holder structure;

FIG. 3 is an assembly view of a device, a device holder, a prior art plugging assist mechanism, and a device frame;

FIG. 4 is an assembly view of a prior art plugging assist mechanism with a device mounting bracket;

FIG. 5 is a schematic view of the structure of the handle and the connecting plate in the embodiment of the present invention;

FIG. 6 is an exploded view of an embodiment of the present invention;

FIG. 7 is an exploded view of a cover and retractor plate according to an embodiment of the present invention;

FIG. 8 is an assembly view of the connecting plate and cover of an embodiment of the present invention;

FIG. 9 is a schematic view of the rotation of the connecting plate in the embodiment of the present invention;

FIG. 10 is a schematic view of the locking of the handle to the connecting plate in an embodiment of the present invention;

FIG. 11 is a schematic view of an embodiment of the invention with the handle unlocked from the web;

FIG. 12 is a schematic view of the handle reduction configuration of an embodiment of the present invention;

FIG. 13 is a schematic view of an embodiment of the present invention illustrating the connection of a plug assist mechanism to an adapter;

FIG. 14 is an enlarged view taken at A of FIG. 13 in accordance with an embodiment of the present invention;

FIG. 15 is a schematic view of the hook and buckle of the present invention;

FIG. 16 is an enlarged view at B of FIG. 15 in accordance with an embodiment of the present invention;

FIG. 17 is a schematic view of the retractor of an embodiment of the present invention;

fig. 18 is an enlarged view of another perspective of the retractor of the embodiment of the invention.

In the figure: 1. a handle; 2. buckling; 3. a first pressure spring; 4. a connecting member; 5. a connecting plate; 6. a ball plunger; 7. a cover; 8. fixing a bracket; 9. a rocker; 10. a limiting bracket; 11. a traction plate; 12. a pressure spring guide post; 13. a second pressure spring; 14. a mounting seat; 15. a third pressure spring; 16. pulling a hook; 17. an accommodation hole; 18. a boss; 19. an avoidance groove; 20. a vertebral body groove; 21. a first leg; 22. a second leg; 23. a first boss portion; 24. a second boss portion; 25. an adapter; 26. a device mount; 27. pulling the button; 28. a liner plate; 29. a limiting block; 30. a chute; 31. a connecting shaft; 32. a bushing; 33. a long slide hole; 34. a convex column; 35. a knock pin; 36. a first sink tank; 37. a second sink tank; 38. hooking is assisted; 39. a hinge shaft; 40. reaming; 41. a limiting table; 42. a boosting groove; 43. a guide slope; 44. a placement groove; 45. a contact surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1 to 18, in this embodiment, a novel device plugging-assisting fixing mechanism is provided, which includes

Folding and unfolding the assembly; the ball plunger comprises a handle 1, a buckle 2, a first pressure spring 3, a connecting piece 4, a connecting plate 5 and a ball plunger 6; the connecting piece 4 is fixedly connected with the connecting plate 5, the handle 1 is hinged with the connecting piece 4, one end of the handle 1 close to the connecting piece 4 is provided with an avoiding groove 19, a boss 18 is arranged in the avoiding groove 19, and the boss 18 is correspondingly buckled with the buckle 2; a cone groove 20 is formed in the handle 1, a ball plunger 6 is arranged on the connecting piece 4, and the ball plunger 6 can enter and exit from the cone groove 20; the first pressure spring 3 is arranged on the connecting plate 5, and the buckle 2 is connected with the first pressure spring 3; the connecting piece 4 is fixedly connected with the connecting plate 5;

a turnover assembly; comprises a cover cap 7, a fixed bracket 8, a rocker 9, a limit bracket 10, a traction plate 11 and a limit block 29; the connecting plate 5 is fixedly connected with the traction plate 11, two opposite sides of the connecting plate 5 are respectively and fixedly connected with a rocker 9, each rocker 9 is respectively hinged with a fixed support 8 through a connecting shaft 31, the fixed supports 8 are installed on the outer wall of the adapter 25, and the adapter 25 is provided with a limit support 10 and a limit block 29 on the side where each fixed support 8 is located; each limiting bracket 10 is respectively connected with the connecting shaft 31 positioned on the same side; the limiting block 29 is arranged to provide a fulcrum for overturning the connecting plate 5, the cover 7 is clamped with the traction plate 11, and the traction plate 11 can reciprocate along the cover 7.

A buckle pull assembly; the device comprises a pressure spring guide post 12, a second pressure spring 13, a mounting seat 14, a third pressure spring 15 and a draw hook 16, wherein at least one pressure spring guide post 12 is respectively arranged on two opposite sides of the cover 7, and each pressure spring guide post 12 is respectively sleeved with a second pressure spring 13; two opposite sides of the traction plate 11 are respectively provided with a mounting seat 14, each second compression spring 13 is respectively connected with the mounting seat 14 positioned on the same side of the second compression spring 13, one end of the mounting seat 14, far away from the second compression spring 13, is provided with a containing hole 17, a third compression spring 15 is arranged in the containing hole 17, the third compression spring 15 is connected with a knock pin 35, the knock pin extends out of the containing hole 17, and each mounting seat 14 is respectively hinged with a drag hook 16 through a hinge shaft 39; the third pressure spring 15 pushes the ejector pin 35 outwards, so that the ejector pin 35 is kept in contact with the tail end face of the draw hook 16 at any time, spring thrust is provided for the draw hook 16, and the draw hook 16 rotates around the hinge shaft 39 and is opened outwards.

In this embodiment, the buckle 2 is L-shaped, the buckle 2 includes a first leg 21 and a second leg 22, one end of the first leg 21 is connected to one end of the second leg 22, one end of the first leg 21, which is away from the second leg 22, is provided with a first protruding portion 23 perpendicular to the first leg, one end of the second leg 22, which is away from the first leg 21, is provided with a second protruding portion 24 perpendicular to the second leg, a connection portion between the first leg 21 and the second leg 22 is hinged to the connecting plate 5, the connecting plate 5 is provided with a first sinking groove 36, the first pressure spring 3 correspondingly extends into the first sinking groove 36, the first pressure spring 3 contacts with the first leg 21, and the second leg 22 extends into the avoiding groove 19, so that the second protruding portion 24 is fastened to the boss 18; the web 5 extends between the first projection 23 and the junction of the first leg 21 and the second leg 22.

In this embodiment, the rocker 9 is provided with a long sliding hole 33 penetrating through two opposite sides thereof along the length direction thereof, a bushing 32 capable of sliding along the long sliding hole is arranged in the long sliding hole 33, and the bushing 32 is fixed in the long sliding hole 33 by a fastener, and the fastener is fixedly connected with the connecting plate 5.

In this embodiment, the traction plate 11 is provided with at least one sliding slot 30, the cover cap 7 is provided with a protruding column 34 correspondingly extending into the sliding slot 30, the protruding column 34 can reciprocate in the sliding slot 30, so that the traction plate 11 can slide along the cover cap 7 in a reciprocating manner, and the matching of the protruding column 34 and the sliding slot 30 limits the sliding stroke of the traction plate 11 along the cover cap 7.

In this embodiment, a second sinking groove 37 parallel to the accommodating hole 17 is formed in the mounting seat 14, the second compression spring 13 and the compression spring guide post 12 correspondingly extend into the second sinking groove 37 on the same side, and the second compression spring 13 is longer than the compression spring guide post 12.

In this embodiment, the second compression spring 13 is used to provide a back pressure (pushing force to the outside of the cover) to the mounting seat 14 for stabilizing the state of the traction plate 11 and facilitating the pulling of the handle 1.

In this embodiment, one side that the shroud 7 is close to the traction plate 11 is provided with the welt 28, welt 28 with shroud 7 fixed connection, the setting of welt 28 can avoid the traction plate 11 to collide the shroud 7 at the in-process that removes, guarantees the stationarity of relative movement between the two, prolongs the life-span of traction plate 11 and shroud 7.

As shown in fig. 17 and 18, in this embodiment, an auxiliary hook 38 protruding outward and extending and bending upward is disposed at one end of the draw hook 16, a U-shaped auxiliary groove 42 is formed between the auxiliary hook 38 and the draw hook 16, a guide inclined surface 43 disposed obliquely is disposed at one side of the auxiliary groove 42 close to the draw hook 16, and the guide inclined surface 43 gradually reduces the width of the auxiliary groove 42 from top to bottom.

One end of the draw hook 16, which is far away from the auxiliary hook 38, is provided with a limiting table 41 which protrudes and extends outwards, and the height of the limiting table 41 is gradually reduced along the direction from the draw hook 16 to the extending end of the limiting table 41; the end face of the draw hook 16 above the limiting table 41 is contacted with the ejector pin 35.

The lower surface of the draw hook 16 is horizontally arranged, and the lower surface of the auxiliary hook 38 and the lower surface of the limiting table 41 are both flush with the lower surface of the draw hook 16; the draw hook 16 is provided with a hinge hole 40, and the hinge shaft 39 extends into the hinge hole 40, so that the draw hook 16 is hinged to the mounting seat 14.

In the embodiment shown in fig. 13 to 16, the hinge shaft 39 penetrates the hinge hole 40, and the hinge shaft 39 connects the retractor 16 to the mounting base 14, so that the insertion assisting force and the extraction assisting force transmitted from the mounting base 14 are transmitted to the retractor 16 through the hinge shaft 39 and the hinge hole 40. While the pivot 39 is the axis of rotation of the retractor 16.

The guide ramp 43, when activated by the insertion-aid function, pushes the adapter 25 slightly inwards along the device holder 26 until it is blocked. In the process, the draw hook 16 gradually approaches the pull tab 27 on the device fixing frame 26, the pull tab 27 firstly contacts the guide inclined plane 43 of the draw hook 16, and then the guide inclined plane 43 slides upwards along the pull tab 27 on the device fixing frame 26 along with the continuous slight pushing, when the stop is stopped, the originally opened draw hook 16 also returns to the original horizontal state, and at the moment, the boosting groove 42 on the lower side of the guide inclined plane 43 contacts the pull tab 27 on the device fixing frame 26. The arrangement meaning of the guiding inclined plane 43 is that when the adapter 25 with the equipment is slightly pushed inwards along the equipment fixing frame 26, the guiding inclined plane 43 is contacted with the pull buckle 27 on the

equipment fixing frame

26, and 1, the originally opened pull hook 16 rotates around the hinge shaft 39 to restore the original horizontal state; 2. the push-up groove 42 on the lower side of the guide slope 43 contacts the pull tab 27 on the device holder 26, and a stop operation is generated, which prompts the operator to perform the next push-up operation of the push-up handle 1.

The push-assisting groove 42 of the draw hook 16 is contacted with the pull buckle 27 on the equipment fixing frame 26 to generate a blocking stopping action when the insertion assisting function is acted, and the action prompts an operator to carry out the next insertion assisting operation of pushing up the handle 1; when the pulling-out assisting function is operated, the pushing force transmitted by the operator pressing down the handle 1 is applied to the hinge shaft 39 of the pull tab 27 on the device holder 26 through the pushing-out assisting groove 42, so that the adaptor 25 is pushed out of the device holder 26 in a reaction manner.

When the insertion assisting function is performed, the hook 38 moves upward to just block the rear end of the pull tab 27 on the device holder 26 as the originally opened draw hook 16 rotates around the hinge shaft 39 to return to the original horizontal state. When the operator performs the insertion assisting operation of pushing up the handle 1, the hook 38 pulls the tab 27 on the device holder 26 (i.e., the tab 27 is caught in the push assisting groove 42) and moves toward the inside of the cover 7.

The two opposite sides of the cover 7 are respectively provided with a placement groove 44, two pressure spring guide posts 12 are fixed in each placement groove 44, the placement grooves 44 enable the mounting seat 14 to enter and exit the placement grooves 44 under the driving of the traction plate 11, and the draw hook 16 can also be accommodated in or extend out of the placement grooves 44.

The lower surface of the drag hook 16 is in contact with the inner side plane of the placing groove 44 of the cover 7, when the insertion assisting function acts, the assistant hook 38 pulls the pull buckle 27 on the equipment fixing frame 26, and in the process of moving the drag hook 16 into the cover 7, the plane of the drag hook 16 is attached to the inner side plane of the placing groove 44 of the cover 7, so that the drag hook 16 and the pull buckle 27 on the equipment fixing frame 26 are ensured to be kept in a buckling state, and the drag hook 16 is prevented from being separated from the pull buckle 27 on the equipment fixing frame 26 due to opening. When the draw hook 16 extends out of the cover 7, the lower surface of the draw hook 16 is disengaged from the inner side plane of the placing groove 44 of the cover 7, and at the moment, the spring thrust of the third pressure spring 15 acts on one end (contact surface 45) of the draw hook 16 far away from the assistant hook 38 through the ejector pin, so that the draw hook 16 rotates around the hinge shaft 39 and is outwards opened.

The contact surface 45 is the side surface of the end of the draw hook 16 where the limit table 41 is arranged, and the spring thrust of the third pressure spring 15 acts on the contact surface 45 through the ejector pin 35 (the ejector pin contacts with the contact surface 45), so that the draw hook 16 rotates around the hinge shaft 39 and opens outwards.

When the draw hook 16 is opened outwards, the limiting table 41 is in contact with the lower end face of the mounting seat 14, so that the opening angle of the draw hook 16 is limited, and when the draw hook 16 extends out of the cover 7 and then is opened outwards to the limit, the adapter 25 is pushed inwards along the equipment fixing frame 26 slightly, and then the boosting groove 42 can be in contact with the pull buckle 27 on the equipment fixing frame 26.

As shown in fig. 1 to 18, in the present embodiment, the operation process of the plug-assist fixing mechanism is as follows:

1. firstly, the cover cap 7 is fixedly connected with an adapter 25 for connecting the equipment with an equipment fixing frame 26; the fixed bracket 8, the limiting bracket 10 and the limiting block 29 are all arranged on the adapter 25; the adapter 25 is placed inside the device holder 26 and can reciprocate along the device holder 26; the device is mounted inside the adapter 25.

2. Firstly, the handle 1 is lifted up by 180 degrees, the ball plunger 6 on the connecting piece 4 is separated from the centrum groove 20 on the handle 1, and the handle 1 is separated from the locking between the handle 1 and the connecting piece 4; the handle 1 rotates clockwise along the hinged position of the handle 1 and the connecting piece 4, along with the rotation of the handle 1, the avoiding groove 19 on the handle 1 is gradually close to the second supporting leg 22, the second bulge 24 on the second leg is gradually buckled with the boss 18 in the avoiding groove 19, at the moment, the handle 1 cannot rotate along the hinged position of the handle 1 and the connecting piece 4, and the handle 1 is locked with the connecting plate 5 through the connecting piece 4;

3. the handle 1 is gradually pressed downwards, because the handle 1 is locked with the connecting plate 5, the handle 1 moves to drive the connecting plate 5 to move, because the connecting plate 5 is fixedly connected with the cover plate, one end of the connecting plate 5 is overturned along with the driving of the handle 1, the connecting plate 5 drives the rocker 9 to rotate clockwise around the connecting shaft 31 on the connecting plate and the fixed bracket 8, the force generated in the process acts on a traction plate 11 connected with the connecting plate 5 through the connecting plate 5, the traction plate 11 moves to drive the mounting seat 14 to move, the mounting seat 14 moves to push the draw hook 16 out of the cover cap 7 through the hinge shaft 39, when the hinge shaft 39 extends out of the cover 7, the lower surface of the draw hook 16 is disengaged from the inner side plane of the placing groove 44 of the cover 7, and at the moment, the spring thrust of the third compression spring 15 acts on the contact surface 45 through the ejector pin 35, so that the draw hook 16 rotates around the hinge shaft 39 and is outwards opened, and the draw hook 16 is opened.

4. Slightly push equipment inwards along equipment mount 26, stop to hindering (when being hindered to stop, drag hook 16 has recovered to the original condition from opening the state), at this in-process, drag hook 16 is close to equipment mount 26 gradually and has pulled buckle 27, and the first contact is direction inclined plane 43, and then along with continuing slightly pushing, direction inclined plane 43 upwards slides along pulling buckle 27 on the equipment mount 26, when stopping to hindering, originally open drag hook 16 resumes former horizontal state, and the boosting groove 42 of direction inclined plane 43 below pulls buckle 27 with equipment mount 26 and contacts. At the same time, the device tail electrical interface is in just corresponding contact with the electrical interface on the device holder 26.

5. Push up handle 1, handle 1 drives connecting plate 5 and removes, 9 anticlockwise rotations of one end drive rocker of connecting plate 5, the other end pulling traction plate 11 of connecting plate 5, connecting plate 5 is with traction plate 11 level to the pulling in shroud 7 under the prerequisite is supported to stopper 29, traction plate 11 slides for shroud 7, traction plate 11 drives mount pad 14 and removes, mount pad 14 drives drag hook 16 through hinge 39 and removes, help and hang up 27 on hook 38 pulling equipment mount 26, to the inside removal in-process of shroud 7, the lower surface of drag hook 16 and the inboard plane laminating of standing groove of shroud 7, ensure to help and hang up 27 on hook 38 and the equipment mount 26 and keep the lock state, avoid drag hook 16 to open and cause 27 unhookings of drawing on the equipment mount 26. The draw hook 16 pulls the pull buckle 27, and the microswitch linked with the pull buckle 27 is closed, so that the electrical interface at the tail of the equipment and the electrical interface on the equipment fixing frame 26 are just correspondingly inserted in place, and the electrical connection is realized.

6. After the equipment connection finishes, continuously push up handle 1, connecting plate 5 will not rotate after rotating extreme position, afterwards, press down first landing leg 22 of buckle 2, buckle 2 rotates around its articulated department with connecting plate 5, first landing leg 21 extrudes first pressure spring 3, after first landing leg 21 compresses first pressure spring 3 to a certain position downwards, second bellying 24 on the second landing leg 22 will be in the boss 18 of handle 1 dodging in the groove 19 and break away from, at this moment, can pull handle 1 anticlockwise, can accomplish handle 1 and reset until pulling handle 1 primary position, bulb plunger 6 on connecting piece 4 stretches into centrum groove 20, with handle 1 locking in this position.

By adopting the technical scheme disclosed by the invention, the following beneficial effects are obtained:

the invention discloses a novel device plugging-pulling-assisting fixing mechanism, which provides a feasible scheme for lengthening a newly-added airborne device in the length direction. After the in-situ detection equipment and the recording equipment are stacked and jointed, the in-situ detection equipment is directly connected into the equipment fixing frame, equipment connecting wires are omitted, cost is saved, and communication reliability is improved. Can realize the cooperation of drawing the knot on drag hook and the equipment mount through brake valve lever to can provide continuous back pressure for electrical interface, guarantee electrical interface's normal communication.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements should also be considered within the scope of the present invention.

Claims

1. The utility model provides a novel equipment helps plug fixed establishment which characterized in that: comprises that

2. The novel device plug-assist fixing mechanism according to claim 1, characterized in that: the buckle is L-shaped and comprises a first supporting leg and a second supporting leg, one end of the first supporting leg is connected with one end of the second supporting leg, a first protruding portion perpendicular to the first supporting leg is arranged at one end, far away from the second supporting leg, of the first supporting leg, a second protruding portion perpendicular to the second supporting leg is arranged at one end, far away from the first supporting leg, of the second supporting leg, the connecting portion of the first supporting leg and the second supporting leg is hinged to the connecting plate, a first sinking groove is formed in the connecting plate, the first pressure spring correspondingly extends into the first sinking groove, the first pressure spring is in contact with the first supporting leg, the second supporting leg extends into the sinking groove, and the second protruding portion is buckled with the boss; the connecting plate extends into the space between the first protruding part and the joint of the first supporting leg and the second supporting leg.

3. The novel device plug-assist fixing mechanism according to claim 2, characterized in that: the rocker is provided with a long sliding hole penetrating through two opposite sides of the rocker along the length direction of the rocker, a bushing capable of sliding along the rocker is arranged in the long sliding hole, the bushing is fixed in the long sliding hole through a fastener, and the fastener is fixedly connected with the connecting plate.

4. The novel device assisted plugging and unplugging fixing mechanism of claim 3, wherein: the traction plate is provided with at least one sliding groove, the cover is provided with a convex column correspondingly extending into the sliding groove, the convex column can reciprocate in the sliding groove, the traction plate can slide in a reciprocating mode along the cover, and the sliding stroke of the traction plate along the cover is limited by the cooperation of the convex column and the sliding groove.

5. The novel device assisted plugging and unplugging fixing mechanism of claim 4, wherein: the mounting seat is provided with a second sinking groove parallel to the accommodating hole, the second pressure spring and the pressure spring guide post correspondingly extend into the second sinking groove on the same side of the second pressure spring, and the second pressure spring is longer than the pressure spring guide post.

6. The novel device plug-assist fixing mechanism according to claim 5, characterized in that: the improved hook structure is characterized in that a boosting hook which protrudes outwards and extends and bends upwards is arranged at one end of the draw hook, a U-shaped boosting groove is formed between the boosting hook and the draw hook, the boosting groove is close to a guide inclined plane which is obliquely arranged on one side of the draw hook, and the width of the boosting groove is gradually reduced from top to bottom through the guide inclined plane.

7. The novel device plug-assist fixing mechanism according to claim 6, characterized in that: the draw hook is kept away from the one end of helping the hook is provided with the spacing platform that outside protrusion extends, the height of spacing platform reduces gradually to the direction of spacing platform extension end along the draw hook, the terminal surface of the draw hook of spacing bench side with the knock pin contact.

8. The novel device assisted plugging and unplugging fixing mechanism of claim 7, wherein: the lower surface of the draw hook is horizontally arranged, and the lower surface of the auxiliary hook and the lower surface of the limiting table are both flush with the lower surface of the draw hook; the draw hook is provided with a hinge hole, and the hinge shaft extends into the hinge hole to enable the draw hook to be hinged with the mounting seat.