CN219603146U - Quick-release modularized aircraft jacking device - Google Patents

Abstract

The utility model relates to the field of aircraft maintenance equipment, in particular to a quick-release modularized aircraft jacking device, which comprises a base, a lifting device and a lifting device, wherein the base is erected on the horizontal ground and comprises a linear driver erected on the horizontal ground and a bracket capable of supporting the linear driver; the mounting support is fixedly connected above the driving rod of the linear driver; the ejector rod is detachably connected with the mounting support, and can lift up an aircraft needing maintenance. The utility model has the effect of reducing the response time for guaranteeing multiple machine types simultaneously under the actual combat condition.

Description

Quick-release modularized aircraft jacking device

Technical Field

The utility model relates to the field of aircraft maintenance equipment, in particular to a quick-release modularized aircraft jacking device.

Background

Along with the development of aviation industry and industry, various large-scale aircrafts are increasingly put into military industry and civil industry, so that the requirements of corresponding ground maintenance devices are continuously increased, and in many maintenance processes of aircrafts, the aircrafts to be maintained are jacked up by using jacks, so that maintenance work of maintenance personnel on the aircrafts is facilitated.

The lifting jack is generally used for lifting the existing aircraft, and compared with other driving modes, the hydraulic driving device has the advantages of small volume, high lifting force, simple structure, convenience in composition, good controllability and the like, so that the hydraulic lifting jack is generally used for lifting the military aircraft, is an important component of an aircraft ground supporting and guaranteeing system, has more use in the places of outfield and repair factories, and is required for lifting the aircraft no matter changing wheels, series changing parts, retraction and extension, strut inflation, brake disc inspection and the like. Therefore, the jack is mainly used for supporting and lifting the aircraft, and is convenient for the aircraft to inspect, maintain and replace parts.

For the related art, the inventor finds that, because the aircraft types are different, the existing aircraft needs to be prepared with a plurality of special jacks in advance to jack the aircraft during maintenance, and the types of the jacks at different positions of each aircraft are not identical, so that the response time for guaranteeing the simultaneous multiple aircraft types under the actual combat condition can be influenced.

Disclosure of Invention

In order to solve part or all of the technical problems, the utility model provides a quick-release modularized airplane jacking device.

The quick-release modularized airplane jacking device provided by the utility model adopts the following technical scheme:

a quick release modular aircraft jacking device comprising: a base which stands on a horizontal ground, the base including a linear driver standing on the horizontal ground and a plurality of brackets which can support the linear driver; the mounting support is fixedly connected above the driving rod of the linear driver; the ejector rod is detachably connected with the mounting support, and can lift up an aircraft needing maintenance.

Through adopting above-mentioned technical scheme, when the operation of jacking is carried out to the aircraft and the aircraft is maintained, at first with the installation of the ejector pin that corresponds with this aircraft on the mount pad, start linear actuator afterwards, linear actuator's actuating lever drives the mount pad and installs the ejector pin on the mount pad and remove to jack up the aircraft that will need jack up, thereby satisfy the needs of aircraft maintenance.

The ejector rod and the base of the aircraft jacking device are detachably connected, and when the aircraft is required to be jacked for maintenance and the like, operators can select the ejector rod corresponding to the aircraft model according to the requirement of the aircraft model, so that the response time for guaranteeing multiple aircraft types simultaneously under the actual combat condition is reduced.

Optionally, the ejector pin includes with the fixed plate of erection joint can be dismantled, be connected with the top that can carry out the jacking operation to the aircraft that needs the maintenance on the fixed plate.

Through adopting above-mentioned technical scheme, the setting of fixed plate has strengthened the stability of top installation on the erection support, has strengthened the stability that the ejector pin removed when carrying out the jacking operation to the aircraft.

Optionally, the first locating hole has been inwards seted up to the installing support upper surface, fixed surface fixedly connected with under the fixed plate with the locating lever of first locating hole slip grafting, installing support upper surface four corners department fixedly connected with locating pin respectively, the fixed plate lower surface inwards seted up with locating pin complex second locating hole.

Through adopting above-mentioned technical scheme, when needs install the fixed plate on the erection support, with fixed plate and erection support to it, make first locating hole and locating lever cooperation grafting simultaneously, second locating hole and locating pin cooperation grafting, and then accomplish the connection to the ejector pin.

In the in-service use, can restrict the relative displacement of producing between fixed plate and the mount pad in the horizontal direction through setting up of locating lever and locating pin between fixed plate and the mount pad, in the in-service use of quick-release modularization jacking device, compress tightly owing to the pressure effect by the aircraft of jacking between fixed plate and the mount pad to restrict first locating hole and locating lever, and produce relative slip or break away from connected state between second locating hole and the locating pin, and then when having guaranteed quick dismantlement effect between fixed plate and the mount pad, make the in-service use of quick-release modularization jacking device can guarantee good stability, thereby play the effect that reduces the response time that carries out guarantee simultaneously to multiple machine under the actual combat condition.

Optionally, the first positioning hole and the second positioning hole are both regular polygon, the positioning rod is adapted to the first positioning hole, and the positioning pin is adapted to the second positioning hole.

Through adopting above-mentioned technical scheme, the regular polygon setting in first locating hole and second locating hole makes the locating lever when cooperating with first locating hole, or can restrict locating lever and locating pin and take place to rotate wherein when locating pin cooperates with the second locating hole, has increased fixed plate and installing support complex stability.

Optionally, the bracket includes: the connecting rods are connected to the side wall of the bottom of the linear driver, and are distributed in an array with the linear driver as a center; the support rods are arranged in the same number corresponding to the plurality of connecting rods, are respectively arranged at one end, far away from the linear driver, of the bottom of one connecting rod and play a role in supporting the connecting rods; the universal wheels are arranged in the same number corresponding to the connecting rods, and the universal wheels are respectively arranged below one connecting rod.

Through adopting above-mentioned technical scheme, the setting of a plurality of connecting rods and bracing piece can support linear drive from linear drive bottom lateral wall department, has strengthened the stability in the use of linear drive, and the transportation to this jacking device has been made things convenient for in the setting of universal wheel.

Optionally, a height adjusting mechanism capable of adjusting the height between the connecting rod and the horizontal ground is arranged at the bottom of the connecting rod.

Through adopting above-mentioned technical scheme, adjustment mechanism can adjust the height between connecting rod and the level ground to adjust down the distance between connecting rod and the level ground when this jacking device is carried to needs, make the universal wheel can with ground direct contact, made things convenient for the transport to this jacking device, when carrying this jacking device and ending, adjust the distance between connecting rod and the level ground, make the universal wheel break away from the contact with ground, thereby strengthened the stability when this jacking device is placed.

It should be noted that the height adjusting device can also solve the problem of high operation difficulty when lifting the aircraft under the condition of uneven construction and maintenance pavement, and the stroke of the ejector rods when lifting can be increased by adjusting the base, so that the lifting range of the same group of ejector rods is enlarged.

Optionally, the height adjustment mechanism includes: the mounting seats are arranged in the same number corresponding to the connecting rods, and the mounting seats are respectively arranged at one end, far away from the linear driver, of one connecting rod; the adjusting screws are arranged in the same number corresponding to the mounting seats, and are respectively in threaded connection with one mounting seat; the rotating disc is provided with the same number corresponding to the plurality of adjusting screws and fixedly sleeved on the outer wall of the adjusting screw, and can drive the adjusting screw to rotate around the self axis of the adjusting screw; the supporting plates are arranged in the same number corresponding to the adjusting screws, and are respectively and fixedly connected to the bottoms of one adjusting screw

Through adopting above-mentioned technical scheme, when needs adjustment connecting rod and the level ground between high, at first the rotating disk, the rotating disk drives adjusting screw and rotates to make adjusting screw carry out the ascending removal of vertical direction along the mount pad.

Optionally, a reinforcing rod is hinged between each mounting seat and the side wall of the linear driver.

Through adopting above-mentioned technical scheme, the setting of stiffener plays the enhancement effect to the connection between mount pad and the linear drive, has reduced the probability that this equipment received the damage in the use, and then has reduced the probability that produces the damage to aircraft maintenance in-process jacking equipment, has played the effect that reduces the response time that carries out the guarantee to multiple machine types simultaneously under the actual combat condition.

Optionally, the linear driver is a hydraulic cylinder.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. when the aircraft is required to be lifted so as to maintain the aircraft and the like, operators can select the ejector rods corresponding to the aircraft model according to the requirements of the aircraft model, so that the response time for guaranteeing multiple aircraft types simultaneously under the actual combat condition is reduced;

2. the setting through locating lever and locating pin between fixed plate and the erection support can restrict and produce relative displacement between fixed plate and the erection support in the horizontal direction, in the in-service use of quick-release type modularization jacking device, compress tightly owing to the pressure effect by the aircraft of jacking between fixed plate and the erection support to having restricted first locating hole and locating lever, and produce relative slip or break away from connected state between second locating hole and the locating pin, and then when having guaranteed quick dismantlement effect between fixed plate and the erection support, make in-service use of quick-release type modularization jacking device can guarantee good stability.

In addition, the quick-release modularized airplane jacking device has the advantages of simple structure, easiness in assembly, safety and reliability in use and convenience in implementation, popularization and application.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view showing the structure of a mounting base according to an embodiment of the present utility model;

fig. 3 is a schematic view showing the structure of the fixing plate in a protruding manner in the embodiment of the utility model.

Reference numerals illustrate: 1. a base; 11. a linear driver; 12. a bracket; 121. a connecting rod; 122. a support rod; 123. a universal wheel; 2. a mounting support; 21. a first positioning hole; 22. a positioning rod; 23. a positioning pin; 24. a second positioning hole; 3. a push rod; 31. a fixing plate; 32. a plug; 4. a height adjusting mechanism; 41. a mounting base; 42. adjusting a screw; 43. a rotating disc; 44. and a support plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

Referring to fig. 1, a quick-release modularized aircraft jacking device comprises a base 1 erected on the horizontal ground, wherein the base 1 comprises a linear driver 11 erected on the horizontal ground and a plurality of supports 12 capable of supporting the linear driver 11, a mounting support 2 is fixedly connected above a driving rod of the linear driver 11, and a jacking rod 3 capable of jacking the aircraft is detachably connected above the mounting support 2 in a clamping, threaded connection or splicing mode.

The linear driver 11 in the utility model is preferably driven by a hydraulic pump, the external power source can be manually driven, the external electric pump can be selected to provide power, in the actual use process, an operator can select a proper power source to coordinate according to actual needs, when the weight of the lifted airplane is smaller, the hydraulic pump in a manual driving mode can be selected, and when the weight of the lifted airplane is larger, the external electric pump can be selected to provide power. It should be noted that, when a power supply is configured for the external electric pump of the jacking device, the power supply of the control box is preferably a 28.5V direct current power supply, and the voltage is consistent with the voltage of the existing station equipment, so that the control box can be directly used, and the effect of reducing the response speed is achieved.

When the aircraft is required to be lifted up for maintenance, the ejector rod 3 corresponding to the aircraft is firstly arranged on the mounting support 2, then the linear driver 11 is started, and the driving rod of the linear driver 11 drives the mounting support 2 and the ejector rod 3 arranged on the mounting support 2 to move, so that the aircraft required to be lifted up is lifted up, and the maintenance requirement of the aircraft is met.

The ejector rod 3 and the base 1 of the aircraft jacking device are detachably connected, and when the aircraft is required to be jacked for maintenance and the like, operators can select the ejector rod 3 corresponding to the aircraft model according to the requirement of the aircraft model, so that the response time for guaranteeing multiple aircraft types simultaneously under the actual combat condition is reduced.

Referring to fig. 1, the ejector pin 3 includes a fixing plate 31 detachably connected to the mounting bracket 2, and a head 32 capable of lifting up an aircraft requiring maintenance is connected to the fixing plate 31. The arrangement of the fixing plate 31 enhances the stability of the jack 32 mounted on the mounting support 2 and enhances the stability of the movement of the ejector rod 3 during the jacking operation of the aircraft.

Referring to fig. 2 and 3, a first positioning hole 21 is inwardly formed in the upper surface of the mounting support 2, a positioning rod 22 slidably inserted into the first positioning hole 21 is fixedly connected to the lower surface of the fixing plate 31, a positioning pin 23 is fixedly connected to four corners of the upper surface of the mounting support 2, and a second positioning hole 24 matched with the positioning pin 23 is inwardly formed in the lower surface of the fixing plate 31. The first positioning hole 21 and the second positioning hole 24 are both regular polygon shaped, the positioning rod 22 is adapted to the first positioning hole 21, and the positioning pin 23 is adapted to the second positioning hole 24. The regular polygon arrangement of the first positioning hole 21 and the second positioning hole 24 enables the positioning rod 22 to limit rotation of the positioning rod 22 and the positioning pin 23 when being matched with the first positioning hole 21 or the positioning pin 23 and the second positioning hole 24, and the stability of the matching of the fixing plate 31 and the mounting support 2 is improved.

When the fixing plate 31 is required to be mounted on the mounting support 2, the fixing plate 31 and the mounting support 2 are matched and connected, and meanwhile, the first positioning hole 21 and the positioning rod 22 are matched and connected, and the second positioning hole 24 and the positioning pin 23 are matched and connected, so that connection of the ejector rod 3 is completed.

Wherein, can restrict the relative displacement that produces in the horizontal direction between fixed plate 31 and the mount pad 2 through setting up of locating lever 22 and locating pin 23 between fixed plate 31 and the mount pad 2, in quick-release type modularization jacking device's in-service use, compress tightly owing to the pressure effect of the aircraft that is lifted between fixed plate 31 and the mount pad 2, thereby restricted first locating hole 21 and locating lever 22, and produce relative slip or break away from connected state between second locating hole 24 and the locating pin 23, and then when having guaranteed quick dismantlement effect between fixed plate 31 and the mount pad 12, make in-service use of quick-release type modularization jacking device can guarantee good stability.

Referring to fig. 1, the bracket 12 includes a plurality of connection bars 121 connected to a bottom sidewall of the linear actuator 11, and the plurality of connection bars 121 are distributed in an array centering on the linear actuator 11. The end of each connecting rod 121 far away from the linear driver 11 is connected with a supporting rod 122 which supports the connecting rod 121, and a universal wheel 123 is arranged below each connecting rod 121.

The arrangement of the plurality of connecting rods 121 and the supporting rods 122 can support the linear driver 11 from the side wall of the bottom of the linear driver 11, so that the stability of the linear driver 11 in the use process is enhanced, and the universal wheels 123 facilitate the transportation of the jacking device.

Referring to fig. 1, the bottom of the connection rod 121 is provided with a height adjusting mechanism 4 capable of adjusting the height between the connection rod 121 and the horizontal ground.

The adjustment mechanism can adjust the height between the connecting rod 121 and the horizontal ground, so that the distance between the connecting rod 121 and the horizontal ground is reduced when the jacking device needs to be carried, the universal wheel 123 can be in direct contact with the ground, the carrying of the jacking device is facilitated, the distance between the connecting rod 121 and the horizontal ground is increased when the carrying of the jacking device is finished, the universal wheel 123 is separated from the ground, and the stability of the jacking device in placement is enhanced.

Referring to fig. 1, the height adjusting mechanism 4 includes a plurality of mounting seats 41 corresponding to the plurality of connection bars 121, and the plurality of mounting seats 41 are respectively mounted at one end of one connection bar 121 remote from the linear actuator 11. Each mounting seat 41 is in threaded connection with an adjusting screw rod 42, the outer wall of each adjusting screw rod 42 is fixedly sleeved with a rotating disc 43, and the adjusting screw rods 42 can rotate around the self axle center of the adjusting screw rods 42 under the driving of the rotating disc 43. A supporting plate 44 for supporting is fixedly connected to the bottom of each adjusting screw 42. Reinforcing rods are hinged between each mounting seat 41 and the side wall of the linear driver 11, and the arrangement of the reinforcing rods plays a reinforcing role in connection between the mounting seats 41 and the linear driver 11, so that the probability of damage to the device in the use process is reduced.

When the height between the connecting rod 121 and the horizontal ground needs to be adjusted, the rotating disc 43 is rotated first, and the rotating disc 43 drives the adjusting screw 42 to rotate, so that the adjusting screw 42 moves in the vertical direction along the mounting seat 41.

The implementation principle of the quick-release modularized airplane jacking device provided by the embodiment of the utility model is as follows: when the lifting operation is required to be carried out on the aircraft so as to meet the maintenance requirement of the aircraft, firstly, the ejector rod 3 corresponding to the aircraft is required to be installed on the installation support 2, then the linear driver 11 is started, and the driving rod of the linear driver 11 drives the installation support 2 and the ejector rod 3 installed on the installation support 2 to move, so that the aircraft needing to be lifted is lifted, and the maintenance requirement of the aircraft is further met.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "vertical", "horizontal", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. In the description of the present utility model, the meaning of "plurality" is two or more unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (9)

1. Quick-release modularized aircraft jacking device, its characterized in that includes:

a base (1) erected on a horizontal ground, the base (1) comprising a linear driver (11) erected on the horizontal ground and a bracket (12) capable of supporting the linear driver (11);

the mounting support (2) is fixedly connected above a driving rod of the linear driver (11);

the ejector rod (3) is detachably connected with the mounting support (2), and can lift up an aircraft needing maintenance.

2. The quick release modular aircraft jacking device of claim 1, wherein: the ejector rod (3) comprises a fixed plate (31) detachably connected with the mounting support (2), and the fixed plate (31) is connected with a plug (32) capable of jacking an aircraft to be maintained.

3. The quick release modular aircraft jacking device of claim 2, wherein: the novel positioning device is characterized in that a first positioning hole (21) is formed in the upper surface of the mounting support (2) inwards, a positioning rod (22) which is connected with the first positioning hole (21) in a sliding insertion mode is fixedly connected to the lower surface of the fixing plate (31), a positioning pin (23) is fixedly connected to four corners of the upper surface of the mounting support (2), and a second positioning hole (24) matched with the positioning pin (23) is formed in the lower surface of the fixing plate (31) inwards.

4. A quick release modular aircraft jacking device as claimed in claim 3, wherein: the first positioning holes (21) and the second positioning holes (24) are arranged in a regular polygon, the positioning rods (22) are adapted to the first positioning holes (21), and the positioning pins (23) are adapted to the second positioning holes (24).

5. The quick release modular aircraft jacking device of claim 1 wherein said bracket (12) includes:

a plurality of connecting rods (121) which are connected to the bottom side wall of the linear driver (11), wherein the plurality of connecting rods (121) are distributed in an array by taking the linear driver (11) as a center;

the support rods (122) are arranged in the same number corresponding to the plurality of connecting rods (121), and the plurality of support rods (122) are respectively arranged at one end, far away from the linear driver (11), of the bottom of one connecting rod (121) and play a role in supporting the connecting rod (121);

and universal wheels (123) are arranged in the same number corresponding to the plurality of connecting rods (121), and the plurality of universal wheels (123) are respectively arranged below one connecting rod (121).

6. The quick release modular aircraft jacking device of claim 5, wherein: the bottom of the connecting rod (121) is provided with a height adjusting mechanism (4) capable of adjusting the height between the connecting rod (121) and the horizontal ground.

7. The quick release modular aircraft jacking device of claim 6, wherein said height adjustment mechanism (4) comprises:

the mounting seats (41) are arranged in the same number corresponding to the plurality of connecting rods (121), and the plurality of mounting seats (41) are respectively arranged at one end, far away from the linear driver (11), of one connecting rod (121);

the adjusting screws (42) are arranged in the same number corresponding to the mounting seats (41), and the adjusting screws (42) are respectively in threaded connection with one mounting seat (41);

the rotating discs (43) are arranged in the same number corresponding to the adjusting screws (42) and fixedly sleeved on the outer walls of the adjusting screws (42), and the rotating discs (43) can drive the adjusting screws (42) to rotate around the axes of the adjusting screws (42);

the supporting plates (44) are arranged in the same number corresponding to the adjusting screws (42), and the supporting plates (44) are respectively and fixedly connected to the bottoms of one adjusting screw (42).

8. The quick release modular aircraft jacking device of claim 7, wherein: a reinforcing rod is hinged between each mounting seat (41) and the side wall of the linear driver (11).

9. The quick release modular aircraft jacking device of any one of claims 1 to 8, wherein: the linear driver (11) is a hydraulic cylinder.