Protective guard structure equipment for engineering machinery cab
Technical Field
The invention relates to the technical field of guard rail installation, in particular to a guard rail structure device for an engineering machinery cab.
Background
The protective guard on the upper part of the cab is mainly arranged for protecting the cab from being injured by heavy objects, and the protective guard plays a role in protecting drivers and machines.
The existing novel guard rail of the engineering machinery cab is provided with guard rails on two sides of the upper end of the cab in a welding mode, the installation is complex, and meanwhile, the protection net is arranged on the guard rail in a bundling mode, so that the installation is very complicated.
Disclosure of Invention
The invention aims to provide a protective guard structure device for a cab of an engineering machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a guard rail structure device of an engineering machinery cab comprises a cab, wherein two sides of the upper end of the cab are fixedly connected with the lower end of a vertical plate, a pull rod is slidably mounted in the middle of the vertical plate through a hole, a first semicircular groove is formed in the outer corresponding side of the upper portion of the vertical plate, a first semicircular bulge is arranged on the inner side of the first semicircular groove, the upper side of the outer corresponding portion of the pull rod is fixedly connected with the lower end of a square plate, the inner corresponding end of the lower portion of the square plate is slidably connected with the outer corresponding end of the upper portion of the vertical plate, a second semicircular groove is formed in the inner corresponding end of the lower portion of the square plate, a second semicircular bulge is arranged on the inner side of the second semicircular groove, the inner corresponding end of the upper portion of the vertical plate is fixedly connected with the outer corresponding end of an inserting frame, a boundary cloth is slidably mounted in the inserting frame, the inner corresponding end of the boundary cloth is sewn with the left, the locking rod is slidably mounted at the upper end and the lower end of the middle part of the insertion frame through the insertion groove.
Preferably, the middle part fixed mounting of pull rod supports the board, supports the interior corresponding end of the outer corresponding end fixed connection first spring of board, and first spring housing corresponds the portion outside outward of pull rod, and the interior corresponding end middle part of the outer corresponding end fixed connection riser of first spring, the interior corresponding end middle part of the interior corresponding end fixed connection pull plate of pull rod, the upper end of the interior corresponding portion downside fixed connection connecting rod of pull rod, the square bellied upper end middle part of lower extreme fixed connection square bulge of connecting rod, the inside at square groove spare of square bulge slidable mounting, the upper end middle part both sides of the lower extreme fixed connection driver's cabin of square groove spare.
Preferably, the upper inner corresponding end of the square plate is fixedly connected with the outer corresponding end of the transverse plate, the inner corresponding portion of the transverse plate is slidably mounted with the insertion rod through a hole, the upper end of the insertion rod is fixedly connected with the middle of the lower end of the pull plate, the lower end of the pull plate is fixedly connected with the upper end of the second spring, the second spring is sleeved on the outer side of the upper portion of the insertion rod, the lower end of the second spring is fixedly connected with the inner corresponding side of the upper end of the transverse plate, and the insertion rod is slidably mounted in the upper end of the vertical plate through a locking groove.
Preferably, the upper portion fixed mounting clamp plate of locking lever, the lower extreme fixed connection upper end of third spring of clamp plate, the third spring housing is in the upper portion outside of locking lever, the outer corresponding portion of the upper end of frame is inserted to the lower extreme fixed connection of third spring, the upper end of locking lever rotates the interior corresponding end of connecting the depression bar through pivot spare, the upper end of connecting the member is rotated through pivot spare in the middle part of depression bar, the outer corresponding portion of the upper end of frame is inserted to the lower extreme fixed connection of member, the inside of the oblique external member of upper portion slidable mounting of depression bar, both ends about the interior corresponding side fixed connection horizontal pole of oblique external member.
Compared with the prior art, the invention has the beneficial effects that: this novel engineering machine tool driver's cabin rail guard mounting structure, the inserted bar rebound, the inserted bar breaks away from the locked groove, the square plate outwards removes, put into first semicircular groove and second semicircular groove with the rail guard in the middle of, the arm-tie is drawn in the inward pulling, the riser is hugged closely to the square plate, pin the rail guard, the inserted bar inserts the locked groove, conveniently install the rail guard on the driver's cabin, the depression bar is moved to the lapse, the locking lever rebound, the border cloth inserts in the frame of inserting, the locking lever inserts in the slot and runs through the insertion groove, insert the depression bar of iron with the oblique cover of magnetization, simple and convenient installation rail guard net more.
Drawings
Fig. 1 is a front cut-away schematic view of a guard railing structure device of a cab of an engineering machine according to the invention;
fig. 2 is a schematic view of a partially enlarged structure of the novel engineering machinery cab guard rail according to the present invention.
In the figure: the novel pull-type cab comprises a cab 1, a vertical plate 2, a pull rod 3, a resisting plate 4, a first spring 5, a pull plate 6, a connecting rod 7, a square protrusion 8, a square groove 9, a first semicircular groove 10, a first semicircular protrusion 11, a square plate 12, a second semicircular groove 13, a second semicircular protrusion 14, a transverse plate 15, an insertion rod 16, a pull plate 17, a second spring 18, a locking groove 19, an insertion frame 20, border cloth 21, a rail net 22, an insertion groove 23, a locking rod 24, an insertion groove 25, a pressing plate 26, a third spring 27, a pressing rod 28, a rod 29, a slant assembly 30 and a cross rod 31.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a guard railing structure device for an engineering machinery cab comprises a cab 1, wherein both sides of the upper end of the cab 1 are fixedly connected with the lower end of a vertical plate 2, a pull rod 3 is slidably mounted in the middle of the vertical plate 2 through a hole, so that the stability of the left and right movement of the pull rod 3 is ensured, a supporting plate 4 is fixedly mounted in the middle of the pull rod 3, the outer corresponding end of the supporting plate 4 is fixedly connected with the inner corresponding end of a first spring 5, the first spring 5 is in a stretching state, the first spring 5 is sleeved outside the outer corresponding part of the pull rod 3, the outer corresponding end of the first spring 5 is fixedly connected with the middle of the inner corresponding end of the vertical plate 2, so that the stability of the stretching state of the first spring 5 is ensured, the inner corresponding end of the pull rod 3 is fixedly connected with the middle of the outer corresponding end of a pull plate 6, so that the pull rod 3 can be conveniently pulled, the lower side of the inner corresponding part, the square protrusion 8 is slidably arranged inside the square groove member 9, the lower end of the square groove member 9 is fixedly connected with two sides of the middle part of the upper end of the cab 1, the stability of the left and right movement of the pull rod 3 is further ensured, the outer corresponding side of the upper part of the vertical plate 2 is provided with a first semicircular groove 10, the inner side of the first semicircular groove 10 is provided with a first semicircular protrusion 11, the frictional resistance between the first semicircular groove 10 and the protective guard is increased, the upper side of the outer corresponding part of the pull rod 3 is fixedly connected with the lower end of a square plate 12, the inner corresponding end of the lower part of the square plate 12 is slidably connected with the outer corresponding end of the upper part of the vertical plate 2, the stability of the vertical plate 2 contacting with the square plate 12 is ensured, the inner corresponding end of the lower part of the square plate 12 is provided with a second semicircular groove 13, the inner corresponding end of the inner side of the second semicircular groove 13 is provided with a second semicircular protrusion 14, the frictional resistance between the second semicircular, the inner corresponding part of the transverse plate 15 is provided with the inserting rod 16 in a sliding way through a hole, so that the up-and-down movement stability of the inserting rod 16 is ensured, the upper end of the inserting rod 16 is fixedly connected with the middle part of the lower end of the pull plate 17, the lower end of the pull plate 17 is fixedly connected with the upper end of the second spring 18, the outer side of the upper part of the inserting rod 16 is sleeved with the second spring 18, the lower end of the second spring 18 is fixedly connected with the inner corresponding side of the upper end of the transverse plate 15, so that the extension stability of the second spring 18 is ensured, the inserting rod 16 is slidably arranged at the inner corresponding part of the upper end of the vertical plate 2 through a locking groove 19, so that the matching stability of the inserting rod 16 and the locking groove 19 is ensured, the inner corresponding end of the upper part of the vertical plate 2 is fixedly connected with the outer corresponding end of the inserting frame 20, the boundary cloth 21 is slidably arranged inside of the inserting frame 20, the inner corresponding end of the boundary cloth, the locking rod 24 is slidably mounted at the upper end and the lower end of the middle part of the insert frame 20 through the insertion groove 25, so that the up-and-down movement stability of the locking rod 24 is ensured, the upper part of the locking rod 24 is fixedly provided with a pressing plate 26, the lower end of the pressing plate 26 is fixedly connected with the upper end of a third spring 27, the third spring 27 is sleeved at the outer side of the upper part of the locking rod 24, the lower end of the third spring 27 is fixedly connected with the outer corresponding part of the upper end of the insert frame 20, so that the stretching stability of the third spring 27 is ensured, the upper end of the locking rod 24 is rotatably connected with the inner corresponding end of a pressing rod 28 through a rotating shaft, the middle part of the pressing rod 28 is rotatably connected with the upper end of a rod 29 through a rotating shaft, the lower end of the rod 29 is fixedly connected with the outer corresponding part of the upper end of the insert frame 20, the upper part of the pressing rod 28 is slidably mounted inside of an inclined, the inner corresponding side of the inclined sleeve 30 is fixedly connected with the left end and the right end of the cross rod 31.
It should be noted that, in operation: pulling the pull plate 17 upwards to move the inserted link 16 upwards, the second spring 18 is stretched until the inserted link 16 is separated from the locking groove 19, pushing the pull plate 6 outwards to move the square plate 12 outwards, returning the first spring 5 to a natural state, ensuring the stability of the left and right movement of the pull link 3 through the cooperation of the square protrusion 8 and the square groove member 9, placing the guard rail between the first semicircular groove 10 and the second semicircular groove 13, pulling the pull plate 17 inwards to stretch the first spring 5, tightly attaching the square plate 12 to the vertical plate 2 to lock the guard rail, simultaneously, the locking groove 19 corresponds to the inserted link 16, loosening the pull plate 17, inserting the inserted link 16 into the locking groove 19 through the retraction force of the second spring 18 to conveniently install the guard rail on the cab 1, making the locking groove 19 and the inserted link 16 more tightly matched through the retraction force of the first spring 5, pressing the pressing rod 28 downwards to move the locking lever 24 upwards, the third spring 27 is stretched, the boundary cloth 21 is inserted into the insert frame 20, the insert groove 23 corresponds to the lock rod 24, the press rod 28 is loosened, the lock rod 24 is inserted into the insert groove 23 to penetrate through the insert groove 25 through the retraction force of the third spring 27, the magnetized inclined sleeve 30 is inserted into the iron press rod 28, the position of the press rod 28 is stabilized, then the position of the barrier net 22 is stabilized, and then the barrier net is installed more simply and conveniently.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.