Boiler grate speed reducer
Technical Field
The utility model relates to the technical field of speed reducers, in particular to a boiler grate speed reducer.
Background
The speed reducer is a common auxiliary transmission device for a boiler grate in a transmission process, is mainly used for assisting in driving the grate in the boiler to move, and is one of very important links in the use process of the boiler.
The existing speed reducer usually needs to add lubricating oil to the gear inside the speed reducer, and the lubricating oil added to the gear can reduce the friction force borne by the gear in the rotating process and prolong the service life of the gear.
At present when the lubricated work of gear that goes on, the workman is usually directly opened the casing, then at the meshing department dropwise add lubricating oil of gear, makes the gear rotate at least a week at the in-process of lubricating oil dropwise add, can accomplish the lubricating oil of gear and add work.
The above prior art has the following disadvantages:
in the process of adding lubricating oil and the process of rotating the gear added with the lubricating oil, part of the lubricating oil can directly fall into the shell below the gear, and the waste of the lubricating oil is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a boiler grate speed reducer, which achieves the effect of reducing the quantity of waste of lubricating oil and solves the problems in the background technology.
In order to achieve the technical purpose and achieve the technical effects, the utility model is realized by the following technical scheme:
a boiler grate speed reducer comprises a square shell, wherein a gear is arranged in the shell, a square scraper plate frame is arranged in the shell, the outer side surface of the scraper plate frame is abutted to the inner wall of the shell, the scraper plate frame is arranged in an inclined manner, the horizontal height of the inner side surface of the scraper plate frame is higher than that of the outer side surface of the scraper plate frame, and the thickness of the scraper plate frame is gradually thinned from the inner side wall to the outer side wall; the gear below is provided with square funnel, the funnel erects in the casing, set up square guide frame between funnel top and the scraper blade frame, guide frame is the setting of horn mouth form, guide frame is located the gear below, the great port of guide frame size and the inner wall integrated into one piece of casing, the less one end of guide frame size inserts in the funnel, the scraper blade frame is kept away from fixedly connected with drive rod on funnel one side, the top surface that the end of scraper blade frame runs through the casing is kept away from to the drive rod, funnel bottom intercommunication has the guiding tube, guiding tube one end and funnel bottom intercommunication, the other end runs through the side of casing, the end below butt that the guiding tube runs through the casing side has a bearing cylinder, the bearing cylinder is fixed on the casing outside through dismantling the subassembly, the guiding tube inserts in the bearing cylinder.
Preferably, the squeegee frame is a squeegee frame made of a rubber material.
Preferably, the number of the driving rods is two, the two driving rods are arranged in parallel, the two driving rods are arranged on the end face of the gear and face the driving rods, and the gear is arranged between the two driving rods.
Preferably, an auxiliary disc is fixedly connected to the end, away from the scraper frame, of the driving rod, the axis of the auxiliary disc is collinear with the axis of the driving rod, a lifting spring is arranged between the auxiliary disc and the top surface of the shell, the driving rod penetrates through the lifting spring, one end of the lifting spring is fixedly connected to the shell, and the other end of the lifting spring is fixedly connected to the end face, facing the shell, of the auxiliary disc.
Preferably, the detachable assembly comprises a fixing plate fixedly connected to the top end of the bearing cylinder, the fixing plate is connected with a fixing bolt, and the fixing bolt penetrates through the fixing plate and then is screwed to the shell.
The utility model has the beneficial effects that:
when lubricating oil is added to the gear, when the gear starts to rotate, partial lubricating oil can drip from the meshing position of the gear, the lubricating oil directly falls into the funnel or into the guide frame, then the lubricating oil flows into the bearing barrel through the guide pipe to be collected, the waste of the lubricating oil is reduced, another part of lubricating oil can splash onto the inner wall of the shell when the gear rotates, a worker drives the driving rod through repeated up and down, the driving rod drives the scraping plate frame to scrape the inner wall of the shell, the lubricating oil on the inner wall gathers the lubricating oil under the action of the scraping plate frame, the gathered lubricating oil falls into the guide frame, then the lubricating oil falls into the funnel along the inner wall of the guide frame, finally the lubricating oil enters the bearing barrel through the guide pipe to be collected, and the quantity effect of reducing the waste of the lubricating oil is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is an enlarged view of the structure at a in fig. 1.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a housing; 11. a gear; 2. a scraper frame; 3. a funnel; 4. a guide frame; 5. driving the rod; 51. an auxiliary disc; 52. raising the spring; 6. a guide tube; 7. a carrying cylinder; 71. a fixing assembly; 711. a fixing plate; 712. and (5) fixing the bolt.
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, a boiler grate reducer comprises a square casing 1, a gear 11 is arranged in the casing 1, a square scraper frame 2 is arranged in the casing 1, and the scraper frame 2 is made of rubber materials. The outer side surface of the scraping plate frame 2 is abutted against the inner wall of the shell 1, the scraping plate frame 2 is arranged in an inclined manner, the horizontal height of the inner side surface of the scraping plate frame 2 is higher than that of the outer side surface of the scraping plate frame 2, and the thickness of the scraping plate frame 2 is gradually thinned from the inner side wall to the outer side wall; a square funnel 3 is arranged below the gear 11, the funnel 3 is erected in the shell 1, a square guide frame 4 is arranged between the top end of the funnel 3 and the scraper frame 2, the guide frame 4 is arranged in a horn mouth shape, the guide frame 4 is arranged below the gear 11, a port with a large size of the guide frame 4 is integrally formed with the inner wall of the shell 1, one end with a small size of the guide frame 4 is inserted into the funnel 3, one side of the scraper frame 2, which is far away from the funnel 3, is fixedly connected with a driving rod 5, the end, which is far away from the scraper frame 2, of the driving rod 5 penetrates through the top surface of the shell 1, the bottom end of the funnel 3 is communicated with a guide pipe 6, one end of the guide pipe 6 is communicated with the bottom end of the funnel 3, the other end penetrates through the side surface of the shell 1, a bearing cylinder 7 is abutted to the lower part of the end, which penetrates through the side surface of the shell 1, the bearing cylinder 7 is fixed on the outer side surface of the shell 1 through a detachable assembly, the detachable assembly comprises a fixed plate 711, the fixed plate 711 is fixedly connected to the top end of the bearing cylinder 7, a fixing bolt 712 is connected to the fixing plate 711, the fixing bolt 712 penetrates through the fixing plate 711 and is then screwed to the housing 1, and the guide tube 6 is inserted into the bearing cylinder 7.
Referring to fig. 1-2, two driving rods 5 are provided, two driving rods 5 are arranged in parallel, two driving rods 5 are arranged on the end surface of the gear 11 and face the driving rods 5, and the gear 11 is arranged between the two driving rods 5. Fixedly connected with auxiliary disc 51 on the end of every drive rod 5 keeping away from scraper frame 2, the axis of auxiliary disc 51 and the axis collineation of drive rod 5 are provided with between auxiliary disc 51 and the 1 top surface of casing and rise spring 52, and drive rod 5 runs through and rises spring 52, rises spring 52 one end fixed connection on casing 1, and other end fixed connection is on auxiliary disc 51 is towards the terminal surface of casing 1.
One specific application of this embodiment is:
when the gear 11 is added with the lubricating oil and the gear 11 starts to rotate, part of the lubricating oil can drip from the meshing position of the gear 11 and directly fall into the hopper 3 or the guide frame 4, and the lubricating oil flowing into a leak hole can flow into the bearing cylinder 7 through the guide pipe 6 to be collected; the lubricant oil dropped into the guide frame 4 is dropped into the funnel 3 by the guide frame 4, and then, flows into the carrier 7 through the funnel 3 and the guide tube 6.
In addition, one lubricating oil can splash to the inner wall of casing 1 when gear 11 rotates, and the workman pushes down and drives actuating rod 5, and actuating rod 5 drives scraper frame 2 and scrapes the inner wall of casing 1 for lubricating oil on the inner wall is with the lubricating oil gathering under scraper frame 2's effect, and the lubricating oil of gathering falls into guide frame 4 in, then, falls into funnel 3 along guide frame 4's inner wall, finally enters into and collects in bearing cylinder 7 through guide tube 6. When the carriage 7 is full, the worker unscrews the fixing bolt 712, and then the worker holds the fixing plate 711 to pour the lubricant in the carriage 7 back into the lubricant tank. In conclusion, through the steps, the effect of reducing the quantity of the lubricating oil waste is achieved.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions and substitutions within the spirit and scope of the present invention.