CN212868234U

CN212868234U - Shaft coupling with rust-proof function

Info

Publication number: CN212868234U
Application number: CN202021615126.7U
Authority: CN
Inventors: 张静
Original assignee: Shenyang Jifeng Lihua Technology Co ltd
Current assignee: Shenyang Jifeng Lihua Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-02
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to the field of couplings, in particular to a coupling with an antirust function, which comprises a left half coupling, a right half coupling, a big rotating shaft and a fixed rod, wherein the upper end of the outer side of the left half coupling is connected with an upper hoop in a sliding way, the lower end of the outer side of the left half coupling is connected with a lower hoop in a sliding way, the upper hoop is rotationally connected with the lower hoop, the top end of the left half coupling is fixedly connected with a shell, the left end of the shell is connected with an oil filling plug in a sliding way, the right upper corner of the inner side of the shell is fixedly connected with a nut, the inner side of the nut is spirally connected with a bolt, the bottom end of the bolt is fixedly connected with a sliding block, in the utility model, oil is injected from the oil filling plug and then sealed, the sliding block is driven to rotate and descend in the nut, the water in the coupling is discharged, so that the connecting part is not rusted due to the long-term existence of the water, and the service life of the coupling is prolonged.

Description

Shaft coupling with rust-proof function

Technical Field

The utility model relates to a shaft coupling field specifically is a shaft coupling with rust-resistant function.

Background

The coupling is composed of two halves, which are respectively connected with the driving shaft and the driven shaft, and the general power machine is connected with a working machine by means of the coupling.

The existing coupler does not have an antirust function generally, so that the service life of the coupler is greatly influenced, and meanwhile, the existing coupler is more complicated in connection by using bolts, so that the production efficiency is delayed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shaft coupling with rust-resistant function to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a shaft coupling with rust-resistant function, includes left half-coupling, right half-coupling, big pivot and dead lever, left side half-coupling outside upper end sliding connection has last hoop, left side half-coupling outside lower extreme sliding connection has lower hoop, it rotates with lower hoop to go up the hoop to be connected, left side half-coupling top fixedly connected with shell, shell left end sliding connection has the oil filler plug, the inboard upper right corner fixedly connected with nut of shell, the inboard spiral connection of nut has the bolt, bolt bottom fixedly connected with slider.

Preferably, the inner sides of the upper hoop and the lower hoop are both slidably connected with screws, the right end of each screw is fixedly connected with a seal head, and the diameter of each through hole formed by the left half coupler and the right half coupler is equal to that of each seal head.

Preferably, the upper end of the screw at the upper end is slidably connected with an upper outer ring, the lower end of the screw at the upper end is slidably connected with an upper inner ring, the upper end of the screw at the lower end is slidably connected with a lower inner ring, and the lower end of the screw at the lower end is slidably connected with a lower outer ring.

Preferably, the outer side of the large rotating shaft is fixedly connected with a connecting rod, and the other end of the connecting rod is fixedly connected with a small rotating shaft.

Preferably, the outer side of the fixing rod is fixedly connected with a fixing plate, the inner side of the fixing plate is slidably connected with a sealing rod, the sealing rod is fixedly connected with a spring, and the spring is fixedly connected with the fixing plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the shell, the oil filling plug, the nut, the bolt and the slider, oil is injected from the oil filling plug and then is sealed, the bolt drives the slider to rotate and descend in the nut by rotating the bolt, and the oil flows into the gap between the left half coupling and the right half coupling through the capillary pipeline and discharges the moisture in the oil, so that the joint can not rust due to the long-term existence of the moisture, and the service life of the coupling is prolonged;

2. the utility model discloses in, through last hoop, lower hoop, go up the inner ring, lower inner ring, go up the outer loop, stationary blade, dead lever, spring and the pole that seals that set up, at first through will go up the hoop and insert left half-coupling with the intra-annular screw of hoop down in, make through a pole spring that seals hoop and lower hoop are closed, then through last inner ring, lower inner ring, go up the outer loop and the closed with the screw block of outer loop down to it is fixed with right half-coupling.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mounting structure of the screw according to the present invention;

FIG. 3 is a schematic view of the mounting structure of the upper outer ring of the present invention;

fig. 4 is a schematic view of the mounting structure of the sealing rod of the present invention.

In the figure: 1-left half coupling, 2-right half coupling, 3-upper hoop, 4-lower hoop, 5-screw, 6-end socket, 7-upper outer ring, 8-lower outer ring, 9-upper inner ring, 10-lower inner ring, 11-big rotating shaft, 12-small rotating shaft, 13-connecting rod, 14-fixing piece, 15-fixing rod, 16-sealing rod, 17-spring, 18-shell, 19-oil filling plug, 20-nut, 21-bolt and 22-sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a shaft coupling with rust-resistant function, including left half-coupling 1, right half-coupling 2, big pivot 11 and dead lever 15, 1 outside upper end sliding connection in left side half-coupling has last hoop 3, 1 outside lower extreme sliding connection in left side half-coupling has lower hoop 4, it rotates with lower hoop 4 to go up hoop 3 and be connected, 1 top fixedly connected with shell 18 in left side half-coupling, 18 left end sliding connection in shell has

filler plug

19, 18 inboard upper right corners fixedly connected with nuts 20 in shell, 20 inboard screwed connection in nuts have

bolt

21, 21 bottom fixedly connected with slider 22 in bolt.

The inner sides of the upper hoop 3 and the lower hoop 4 are both connected with screws 5 in a sliding manner, the right ends of the screws 5 are fixedly connected with seal heads 6, and the diameters of through holes formed in the left half coupling 1 and the right half coupling 2 are both equal to the diameter of the seal heads 6, so that the screws 5 can penetrate through the left half coupling 1 and the right half coupling 2; the upper end of the screw 5 at the upper end is slidably connected with an upper outer ring 7, the lower end of the screw 5 at the upper end is slidably connected with an upper inner ring 9, the upper end of the screw 5 at the lower end is slidably connected with a lower inner ring 10, the lower end of the screw 5 at the lower end is slidably connected with a lower

outer ring

8, and 4 semi-rings can be used for clamping the screw 5; a connecting rod 13 is fixedly connected to the outer side of the large rotating shaft 11, a small rotating shaft 12 is fixedly connected to the other end of the connecting rod 13, the upper outer ring 7 and the lower outer ring 8 can be rotated through the large rotating shaft 11, and the upper inner ring 9 and the lower inner ring 10 can be rotated through the small rotating shaft 11; the outer side of the fixing rod 15 is fixedly connected with a fixing plate 14, the inner side of the fixing plate 14 is slidably connected with a sealing rod 16, the sealing rod 16 is fixedly connected with a spring 17, the spring 17 is fixedly connected with the fixing plate 14, the upper hoop and the lower hoop can be closed by the set of device, and the upper outer ring 7 and the lower outer ring 8 can be closed by the same set of device.

The working process is as follows: the upper hoop ring 3 and the lower hoop ring 4 are sleeved on the left half coupling 1 and then pushed inwards, the screw 5 penetrates through the left half coupling 1 and the right half coupling 2, the sealing rod 16 is pulled outwards to align with a reserved hole of the upper hoop ring 3 by rotating the fixing piece 14, the sealing rod 16 is automatically clamped with the upper hoop ring 3 under the action of the spring 17 by loosening hands, the left half coupling and the right half coupling 2 can be sealed by opening the upper inner ring 9, the lower inner ring 10, the upper outer ring 7 and the lower outer ring 8 and then closing the upper outer ring 7 and the lower outer ring 8 through the same operation, the screw 5 is clamped, oil can be injected from the oil filling plug 19 through the arranged shell 18 and then sealed, the sliding block 22 can be driven to rotate and descend in the nut 20 by rotating the bolt 21, so that the oil enters from a capillary hole to extrude water in a gap between the left half coupling 1 and the right half coupling 2, therefore, the interface can not rust, and the service life of the coupler is prolonged.

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.

Claims

1. The utility model provides a shaft coupling with rust-resistant function, includes left half-coupling (1), right half-coupling (2), big pivot (11) and dead lever (15), its characterized in that: left side half-coupling (1) outside upper end sliding connection has last hoop (3), left side half-coupling (1) outside lower extreme sliding connection has lower hoop (4), go up hoop (3) and hoop (4) rotate to be connected down, left side half-coupling (1) top fixedly connected with shell (18), shell (18) left end sliding connection has filler plug (19), shell (18) inboard upper right corner fixedly connected with nut (20), the inboard screwed connection of nut (20) has bolt (21), bolt (21) bottom fixedly connected with slider (22).

2. The coupling with the rust prevention function according to claim 1, characterized in that: go up hoop (3) and the equal sliding connection in hoop (4) inboard has screw (5) down, screw (5) right-hand member fixedly connected with head (6), the diameter of the through-hole that left side half-coupling (1) and right half-coupling (2) were seted up all equals with the diameter of head (6).

3. The coupling with the rust prevention function according to claim 2, characterized in that: the upper end of the screw (5) at the upper end is connected with an upper outer ring (7) in a sliding manner, the lower end of the screw (5) at the upper end is connected with an upper inner ring (9) in a sliding manner, the upper end of the screw (5) at the lower end is connected with a lower inner ring (10) in a sliding manner, and the lower end of the screw (5) at the lower end is connected with a lower outer ring (8) in a sliding manner.

4. The coupling with the rust prevention function according to claim 3, characterized in that: the outer side of the large rotating shaft (11) is fixedly connected with a connecting rod (13), and the other end of the connecting rod (13) is fixedly connected with a small rotating shaft (12).

5. The coupling with the rust prevention function according to claim 1, characterized in that: the fixing rod (15) is fixedly connected with a fixing plate (14) on the outer side, a sealing rod (16) is connected to the inner side of the fixing plate (14) in a sliding mode, the sealing rod (16) is fixedly connected with a spring (17), and the spring (17) is fixedly connected with the fixing plate (14).