CN208429166U - A kind of skylight cover of excavator cab - Google Patents

Abstract

The utility model discloses a kind of skylight covers of excavator cab, including ceiling, the side wall of ceiling offers through-hole, through-hole is rotatably connected to ring block by first bearing, the top of ring block is hinged with cover board by hinge, limit hole is also provided at the top of ring block, and limit hole is arranged far from hinge side, limit hole is rotatably connected to threaded rod by second bearing, and the bottom of threaded rod passes through limit hole and extends to outside, threaded rod is threaded with thread barrel, the top of thread barrel is rotatably connected to T-block by shaft, the bottom of cover board offers the T-slot to match with T-block, T-block is slidably connected with T-slot, the side wall of thread barrel is fixedly connected with limited block, the side wall of limit hole offers the limiting slot to match with limited block.The utility model is easy to operate, so that external wind is inculcated to driver's cabin, improve the comfort level of driver's cabin.

Description

A kind of skylight cover of excavator cab

Technical field

The utility model relates to technical field of buildings more particularly to a kind of skylight covers of excavator cab.

Background technique

In daily architecture production, excavator is a kind of common engineering machinery, and main purpose is adopted from earth's surface Pick material is simultaneously transferred to emptying point, goes back to excavation site after discharging again, the skylight cover of excavator cab is installed on driver's cabin Top.

In the prior art, the skylight cover of excavator vertical can only open up, and angle cannot change, to make outside Wind cannot more preferable power inculcate to driver's cabin, influence the comfort level of driver's cabin.

Utility model content

Purpose of the utility model is to solve the angles of excavator skylight cover in the prior art to change, and makes outside Wind cannot more preferable power inculcate the problem to driver's cabin, and a kind of skylight cover of the excavator cab proposed.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of skylight cover of excavator cab, including ceiling, the side wall of the ceiling offer through-hole, and the through-hole is logical It crosses first bearing and is rotatably connected to ring block, the top of the ring block is hinged with cover board, the top of the ring block by hinge Portion is also provided with limit hole, and limit hole is arranged far from hinge side, and the limit hole is rotatably connected to spiral shell by second bearing Rasp bar, and the bottom of threaded rod passes through limit hole and extends to outside, the threaded rod is threaded with thread barrel, the screw thread The top of cylinder is rotatably connected to T-block by shaft, and the bottom of the cover board offers the T-slot to match with T-block, described T-block is slidably connected with T-slot, and the side wall of the thread barrel is fixedly connected with limited block, and the side wall of the limit hole offers The limiting slot to match with limited block, the side wall of the through-hole open up fluted, fixture block are equipped in the groove, and fixture block is close The side wall of the tapered setting in one end of ring block, the fixture block is fixedly connected by spring with the slot bottom of groove, the ring block Sidewall symmetry offer multiple card slots to match with fixture block, and multiple card slots about ring block in circumferential setting.

Preferably, the two sidewalls of the fixture block are fixedly connected to sliding block, and the two sidewalls of the groove offer and slide The sliding slot that block matches.

Preferably, the bottom of the threaded rod is fixedly connected with turning handle, and the surface of turning handle offers anti-skid chequer.

Preferably, the bottom of the ring block is fixedly connected with push rod, and push rod is arranged far from threaded rod side.

Preferably, the side wall of the fixture block and card slot is equipped with damping block, and the table of damping block offers anti-skid chequer.

Preferably, side wall of the fixture block close to card slot side is connected with ball.

Compared with prior art, the utility model provides a kind of skylight cover of excavator cab, has following beneficial Effect:

1, the skylight cover of the excavator cab, by the threaded rod being equipped with, rotating threaded rod, threaded rod rotation drives spiral shell Line cylinder rises, and thread barrel, which rises, drives T-block to rise, and T-block, which moves up, slides T-shaped block in T-slot, then by hinged Cover board, T-block, which moves up, opens cover board, inculcates convenient for external wind to driver's cabin.

2, the skylight cover of the excavator cab, then the arc block by being equipped with, make the opening of cover board by rotating curved piece It is aligned with air port, when arc block is rotated to designated position, then the spring by being equipped with, the elastic force of spring drive fixture block mobile, Make fixture block with card slot card and together, keeps the stability of arc block, prevent arc block from shaking automatically, can preferably make outside Wind inculcate to driver's cabin, improve the comfort level of driver's cabin.

It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model It is easy to operate, it so that external wind is inculcated to driver's cabin, improve the comfort level of driver's cabin.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of excavator cab skylight cover structural schematic diagram；

Fig. 2 be the utility model proposes a kind of excavator cab skylight cover part A enlarged diagram；

Fig. 3 be the utility model proposes a kind of excavator cab skylight cover part B enlarged diagram.

In figure: 1 ceiling, 2 first bearings, 3 ring blocks, 4 cover boards, 5 second bearings, 6 threaded rods, 7 thread barrels, 8T type block, 9 Limited block, 10 fixture blocks, 11 springs, 12 sliding blocks, 13 turning handles, 14 push rods, 15 balls, 16 card slots.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Referring to Fig.1-3, a kind of skylight cover of excavator cab, including ceiling 1, the side wall of ceiling 1 offer through-hole, lead to Hole is rotatably connected to ring block 3 by first bearing 2, so that ring block 3 is rotated, the bottom of ring block 3, which is fixedly connected with, to push away Bar 14, and push rod 14 is arranged far from 6 side of threaded rod, is convenient for rotary annular block 3, the top of ring block 3 is hinged with by hinge Cover board 4 enables cover board 4 to open and close by hinge, and the top of ring block 3 is also provided with limit hole, and limit hole is far from hinge one Side setting, limit hole are rotatably connected to threaded rod 6 by second bearing 5, rotate threaded rod 6 can only immovable, and screw thread The bottom of bar 6 passes through limit hole and extends to outside, and the bottom of threaded rod 6 is fixedly connected with turning handle 13, and the surface of turning handle 13 Anti-skid chequer is offered, convenient for rotation threaded rod 6, threaded rod 6 is threaded with thread barrel 7, threaded rod 6 is made to be able to drive thread barrel 7 is mobile, the top of thread barrel 7 is rotatably connected to T-block 8 by shaft, and the bottom of cover board 4 is offered to match with T-block 8 T-slot, T-block 8 are slidably connected with T-slot, and T-shaped block 8 is enable to slide along T-slot, and thread barrel 7 is made to keep vertical direction, The side wall of thread barrel 7 is fixedly connected with limited block 9, and the side wall of limit hole offers the limiting slot to match with limited block 9, limits The rotary force of thread barrel 7, the side wall of through-hole open up fluted, fixture block 10 are equipped in groove, and fixture block 10 is close to the one of ring block 3 Tapered setting to be held, is detached from card slot 16 convenient for fixture block 10, the side wall of fixture block 10 is fixedly connected by spring 11 with the slot bottom of groove, Enable fixture block 10 spring 11 elastic force effect under with 16 phase card of card slot and, the two sidewalls of fixture block 10 are fixedly connected to sliding block 12, the two sidewalls of groove offer the sliding slot to match with sliding block 12, by the sliding slot being equipped with, fixture block 10 can be prevented to be detached from Groove, the sidewall symmetry of ring block 3 offers multiple card slots 16 to match with fixture block 10, and multiple card slots 16 are about ring block 3 are connected with ball 15 in circumferential setting, side wall of the fixture block 10 close to 16 side of card slot, reduce fixture block 10 and arc block 3 Frictional force rotates convenient for ring block 3, and the side wall of fixture block 10 and card slot 16 is equipped with damping block, and the table of damping block offer it is anti- Sliding line, make card between fixture block 10 and card slot 16 and it is more stable.

In the utility model, in use, rotating threaded rod 6, the rotation of threaded rod 6 drives thread barrel 7 to rise, on thread barrel 7 It rises and T-block 8 is driven to rise, T-block 8, which moves up, slides T-shaped block 8 in T-slot, then passes through hinged cover board 4, T-block 8 Moving up opens cover board 4, inculcates convenient for external wind to driver's cabin, then rotating curved piece 3, makes the opening of cover board 4 It is aligned with air port, drives fixture block 10 mobile when the rotation of arc block 3 to designated position, then through the elastic force of spring 11, make fixture block 10 block with card slot 16 and together, keep the stability of arc block 2, prevent arc block 2 from shaking automatically, can preferably make outside Wind inculcate to driver's cabin, improve the working environment of driver.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of skylight cover of excavator cab, including ceiling (1), which is characterized in that the side wall of the ceiling (1) offers Through-hole, the through-hole are rotatably connected to ring block (3) by first bearing (2), and the top of the ring block (3) is cut with scissors by hinge It is connected to cover board (4), limit hole is also provided at the top of the ring block (3), and limit hole is arranged far from hinge side, the limit Position hole is rotatably connected to threaded rod (6) by second bearing (5), and the bottom of threaded rod (6) passes through limit hole and extends to outer Portion, the threaded rod (6) are threaded with thread barrel (7), and the top of the thread barrel (7) is rotatably connected to T-type by shaft Block (8), the bottom of the cover board (4) offer the T-slot to match with T-block (8), and the T-block (8) and T-slot are slided Connection, the side wall of the thread barrel (7) are fixedly connected with limited block (9), and the side wall of the limit hole offers and limited block (9) The limiting slot to match, the side wall of the through-hole open up fluted, are equipped with fixture block (10) in the groove, and fixture block (10) is close The side wall of the tapered setting in one end of ring block (3), the fixture block (10) is fixedly connected by spring (11) with the slot bottom of groove, The sidewall symmetry of the ring block (3) offers multiple card slots (16) to match with fixture block (10), and multiple card slots (16) close In ring block (3) in circumferential setting.

2. a kind of skylight cover of excavator cab according to claim 1, which is characterized in that the two of the fixture block (10) Side wall is fixedly connected to sliding block (12), and the two sidewalls of the groove offer the sliding slot to match with sliding block (12).

3. a kind of skylight cover of excavator cab according to claim 1, which is characterized in that the threaded rod (6) Bottom is fixedly connected with turning handle (13), and the surface of turning handle (13) offers anti-skid chequer.

4. a kind of skylight cover of excavator cab according to claim 1, which is characterized in that the ring block (3) Bottom is fixedly connected with push rod (14), and push rod (14) is arranged far from threaded rod (6) side.

5. a kind of skylight cover of excavator cab according to claim 1, which is characterized in that the fixture block (10) and card The side wall of slot (16) is equipped with damping block, and the table of damping block offers anti-skid chequer.

6. a kind of skylight cover of excavator cab according to claim 1, which is characterized in that the fixture block (10) is close The side wall of card slot (16) side is connected with ball (15).