CN212671532U

CN212671532U - Multifunctional ladder rack

Info

Publication number: CN212671532U
Application number: CN202021306418.2U
Authority: CN
Inventors: 林忠松; 张兵
Original assignee: Rizhao Shantai Aircraft Engineering Co ltd
Current assignee: Rizhao Shantai Aircraft Engineering Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-09
Anticipated expiration: 2030-07-06

Abstract

The utility model relates to the technical field of airplane maintenance ladder frames, and discloses a multifunctional ladder frame, which comprises a main body of a decoration strip, wherein the main body of the decoration strip is rectangular block-shaped, the bottom of the main body of the decoration strip is fixedly provided with a decoration soft sponge layer, the interior of the decoration soft sponge layer is hollow, and the hollow area in the decoration soft sponge layer runs through the top wall surface of the decoration soft sponge layer and the bottom wall surface of the decoration soft sponge layer, when the refrigerator door is closed, the arc-shaped plugging plate on the refrigerator door leaf extrudes the fixed plate through the gap between the two groups of decorative limiting blocks, so that the fixed plate pushes the fixed plate inwards through the flexible blocks and the decorative soft sponge layer matched with the spring, therefore, the refrigerator door is matched to achieve the effect of sealing the interlayer of the refrigerator, and the effect that peculiar smell which blocks special food or articles from diffusing out influences other food or articles is achieved.

Description

Multifunctional ladder rack

Technical Field

The utility model relates to an aircraft maintenance ladder technical field especially relates to multi-functional ladder frame.

Background

The method is characterized in that ladder frames are generally needed to assist high-altitude maintenance operation in the aircraft maintenance process, two sets of ladder frames and a set of lap joint platform are generally needed to be in assembled lap joint in the wing maintenance operation process, the two sets of ladder frames are firstly hung on the two sets of ladder frames through a crane after the two sets of ladder frames are always positioned on two sides of a wing, and then the ladder frames and the lap joint platform are manually assembled in partial areas, so that stable splicing is completed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model mainly solves the technical problem existing in the prior art and provides a multifunctional ladder frame.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the following technical scheme that the multifunctional ladder frame comprises a movable base, wherein the movable base is rectangular block-shaped, the movable base is divided into two groups, the two groups of movable bases are arranged in a left-right mode, the front end and the rear end of the top of each movable base are respectively provided with a limiting ladder plate in a tilting fixed mode, the limiting ladder plates at the tops of the two groups of movable bases tilt towards one side close to each other, the top of each limiting ladder plate is fixedly provided with an auxiliary handrail, the shape and the size of the auxiliary handrail are matched with the shape and the size of the limiting ladder plates, ladder blocks are fixedly arranged on one side wall surface of the two groups of limiting ladder plates corresponding to each other in the front-back mode in a clearance mode, the ladder blocks are rectangular block-shaped, the top blocks are fixedly arranged on the top of one side wall surface of the two groups of limiting ladder plates corresponding to each other in the front-, the extension block is rectangular plate-shaped.

Preferably, two sets of one end fixed mounting that kicking block bottom wall kept away from each other has the support column, and the support column is the shaft-like of slope form rectangle, and the one end fixed mounting that the kicking block was kept away from to the support column is on the top wall of removal base, and the one end fixed mounting that the bottom wall of two sets of extension pieces was close to each other has the support column, and the one end fixed mounting that the extension piece was kept away from to the extension piece bottom support column is on the position that kicking block bottom support column corresponds the.

Preferably, two sets of one side that the extension piece is close to each other is provided with the overlap joint platform, and the overlap joint platform is rectangular plate-like, both sides are equal fixed mounting has the overlap joint platform handrail around the top of overlap joint platform.

Preferably, the draw-in groove has been seted up at the top of extending the piece, and the draw-in groove is the rectangle form slotted hole, the equal fixed mounting in both ends has the restriction to hide the piece about the top wall of overlap joint platform, and two sets of restrictions hide the piece and extend to one side of keeping away from each other, and the restriction hides the bottom of piece and corresponds the draw-in groove on the position extension piece each other, the restriction hides equal fixed mounting on the both sides wall face of piece and has the restriction piece, and the restriction piece is cylindrical cubic.

Preferably, the limiting block is far away from one side of the lap-joint platform and inclines fixedly and is provided with a connecting rod, the connecting rod is arc-shaped and block-shaped at two ends, the front end and the rear end of the connecting rod are corresponding, one end of the connecting rod, far away from the limiting block, is fixedly provided with a fixing rod, and the fixing rod is in a circular column shape.

Preferably, the movable roller is movably sleeved on the fixed rod and is in a circular sleeve shape, and the size of the movable roller is matched with the size of the inner side of the clamping groove.

Advantageous effects

The utility model provides a multifunctional ladder frame. The method has the following beneficial effects:

(1) this multi-functional ladder frame, at first move two sets of removal bases to the wing and correspond the position, hang the overlap joint platform to two sets of removal base tops through the loop wheel machine and correspond on the position extension piece, at this moment, drag the messenger to removing the base position in the bottom through the staff, the movable roll on the overlap joint platform carries out the roll formula at the top wall that extends the piece and removes, thereby fall to the inside that extends the piece top and correspond the position draw-in groove, thereby reach the effect of avoiding the manual work to carry out the condition emergence of supplementary fixed at high altitude area, avoided taking place the condition emergence that causes the injury to the personnel because of the unstable accident situation that leads to at high altitude construction.

(2) This multi-functional ladder frame, when the movable roll is installed inside the draw-in groove, the restriction sunshade can the overlap joint on extending the piece to restrict, restrict the sunshade and restrict the landing force under the landing platform to the draw-in groove through the movable roll, thereby reach the effect of stable restriction installation landing platform.

(3) This multi-functional ladder frame cup joints on the dead lever through the activity of activity roller, when the activity roller is extending the piece and to draw-in groove inside removal, the activity roller can roll on extending the piece to make the activity roller change to install to draw-in groove inside, thereby reach the effect of the installation overlap joint platform of being convenient for.

(4) This multi-functional ladder frame carries out synchronous support to kicking block and extension piece through being two sets of support columns that the triangle was arranged on the removal base to reach the effect that improves ladder frame stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the multifunctional ladder rack of the present invention;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of a local structure of the limiting block of the present invention.

Illustration of the drawings:

1 moving base, 2 restriction step boards, 3 auxiliary handrails, 4 step blocks, 5 jacking blocks, 6 extension blocks, 7 support columns, 8 lapping platforms, 9 lapping platform handrails, 10 clamping grooves, 11 restriction covering blocks, 12 restriction blocks, 13 connecting rods, 14 fixing rods and 15 movable rollers.

The specific implementation mode is as follows:

the technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

As shown in fig. 1-3, the multifunctional ladder rack comprises a movable base 1, the movable base 1 is rectangular block-shaped, the movable base 1 is divided into two groups, two groups of movable bases 1 are arranged left and right, limiting ladder boards 2 are fixedly installed on the front and back ends of the tops of the two groups of movable bases 1 in a tilting manner, the limiting ladder boards 2 on the tops of the two groups of movable bases 1 tilt towards one side close to each other, an auxiliary handrail 3 is fixedly installed on the tops of the limiting ladder boards 2, the shape and size of the auxiliary handrail 3 are matched with the shape and size of the limiting ladder boards 2, ladder blocks 4 are fixedly installed on one side wall surface of the two groups of limiting ladder boards 2 corresponding to each other in a clearance manner, the ladder blocks 4 are rectangular block-shaped, a top block 5 is fixedly installed on the top of one side wall surface of the two groups of limiting ladder boards 2 corresponding to each other in the front and back, the top block 5 is rectangular plate-shaped, extension piece 6 is rectangular plate-like, the one end fixed mounting that two sets of 5 bottom walls of kicking block kept away from each other has support column 7, support column 7 is the shaft-like rectangle of slope form, support column 7 keeps away from the one end fixed mounting of kicking block 5 on the top wall of removal base 1, and the one end fixed mounting that two sets of bottom walls that extend piece 6 are close to each other has support column 7, the one end fixed mounting that extends piece 6 was kept away from to extension piece 6 bottom sprag post 7 is on 5 bottom sprag post 7 of kicking block correspond the position of removal base 1, one side that two sets of extension pieces 6 are close to each other is provided with overlap joint platform 8, overlap joint platform 8 is rectangular plate-like, the equal fixed mounting in both sides.

The top of the extending block 6 is provided with a clamping groove 10, the clamping groove 10 is a rectangular groove hole, the left end and the right end of the top wall surface of the lapping platform 8 are both fixedly provided with limiting shielding blocks 11, two groups of limiting shielding blocks 11 extend to the side far away from each other, and the restriction hides the bottom of piece 11 and corresponds draw-in groove 10 on the position extension piece 6 and corresponds each other, the restriction hides equal fixed mounting on the front and back both sides wall face of piece 11 and has limiting block 12, limiting block 12 is cylindrical cubic, limiting block 12 keeps away from the lopsidedness fixed mounting of overlap joint platform 8 has connecting rod 13, connecting rod 13 is arc cubic for both ends, the one end fixed mounting that limiting block 12 was kept away from to two sets of connecting rods 13 that correspond back and forth has dead lever 14, dead lever 14 is circular column, movable roll 15 has been cup jointed in the activity on the dead lever 14, movable roll 15 is circular cover tubulose, the size of movable roll 15 and the inboard size looks adaptation of draw-in groove 10.

The working principle is as follows:

when using, at first move two sets of mobile base 1 to the wing and correspond the position, hang overlap joint platform 8 to two sets of mobile base 1 top through the loop wheel machine and correspond on the position extends piece 6, at this moment, pull mobile base 1 position in the bottom through the staff, make movable roller 15 on the overlap joint platform 8 carry out the roll formula at the top wall that extends piece 6 and remove, thereby fall to the inside that extends 6 tops and correspond position draw-in groove 10, bear the falling down power of overlap joint platform 8 through restriction piece 11 this moment and make overlap joint platform 8 restriction install on two sets of mobile base 1 simultaneously.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Multifunctional ladder frame comprises a movable base (1), wherein the movable base (1) is divided into two groups, two groups of movable bases (1) are fixedly installed with a limiting ladder plate (2) in a tilted manner at the front end and the rear end of the top part of the movable base (1), an auxiliary handrail (3) is fixedly installed at the top part of the limiting ladder plate (2), two groups of movable bases correspond to each other in the front and the rear direction, ladder blocks (4) are fixedly installed in a gap manner on one side wall surface, close to each other, of the limiting ladder plates (2), ejector blocks (5) are fixedly installed at the top part of one side wall surface, close to each other, of the two groups of ejector blocks (5) on the movable base (1), extension blocks (6) are fixedly installed on one side, close to each other, of the two groups of ejector blocks (5) and the bottom wall surface of the two groups of ejector blocks (7) are, the equal fixed mounting in both sides has overlap joint platform handrail (9), its characterized in that around the top of overlap joint platform (8): draw-in groove (10) have been seted up at the top of extension piece (6), the equal fixed mounting in both ends has the restriction to hide piece (11) about the top wall of overlap joint platform (8), the restriction hides on the front and back both sides wall face of piece (11) equal fixed mounting have restriction piece (12), the one side slope fixed mounting that overlap joint platform (8) were kept away from in restriction piece (12) has connecting rod (13), and the front and back is corresponding two sets of the one end fixed mounting that restriction piece (12) were kept away from in connecting rod (13) has dead lever (14), movable roller (15) have been cup jointed in the activity on dead lever (14).

2. The multi-function ladder of claim 1 wherein: the two groups of limiting shielding blocks (11) extend towards one sides far away from each other, and the bottoms of the limiting shielding blocks (11) correspond to the clamping grooves (10) in the corresponding position extending blocks (6).

3. The multi-function ladder of claim 1 wherein: the fixed rod (14) is in a circular column shape, the movable roller (15) is in a circular sleeve shape, and the size of the movable roller (15) is matched with the size of the inner side of the clamping groove (10).

4. The multi-function ladder of claim 1 wherein: the supporting column (7) is in the shape of an inclined rectangular rod, and one end, far away from the top block (5), of the supporting column (7) is fixedly installed on the top wall surface of the movable base (1).

5. The multi-function ladder of claim 1 wherein: two sets of the one end fixed mounting that the bottom wall of extension piece (6) is close to each other has support column (7), and one end fixed mounting that extension piece (6) were kept away from in extension piece (6) bottom sprag post (7) is on kicking block (5) bottom sprag post (7) correspond the position of moving base (1).

6. The multi-function ladder of claim 1 wherein: the limiting step boards (2) at the tops of the two groups of moving bases (1) incline to one side close to each other, and the shape and the size of the auxiliary handrail (3) are matched with those of the limiting step boards (2).