CN214092788U - Spline protective sleeve with sealing function - Google Patents

Abstract

The utility model discloses a spline protective sheath with sealing function, it is protruding including sheath body, edge protrusion and block, the bottom of sheath body is provided with edge protrusion, and edge protrusion's lower terminal surface is provided with the block arch to the setting is connected to three for the integration, the lubrication mouth has been seted up on the top of sheath body, and the inside of lubrication mouth is provided with the baffle, and both coincide the setting each other, finger ring is installed to the up end of baffle. This spline protective sheath with sealing function can carry out convenient lubrication to the transmission structure that the protective sheath covered and integral key shaft junction under the holistic circumstances of protective sheath not dismantled, and it is more convenient to ensure the installation of protective sheath simultaneously, and structural design is reasonable to use very convenient.

Description

Spline protective sleeve with sealing function

Technical Field

The utility model relates to the technical field of auto-parts, specifically be a spline protective sheath with sealing function.

Background

The spline is as a key-type connection structure, generally sets up on the surface of axle part, and this type of axle is collectively called the integral key shaft, and the use in the car is comparatively common, and wherein as a transmission structure part, need use corresponding protective sheath to seal the protection to the junction of spline shaft and other structures, and the current protective sheath that has sealing function has following problem when in-service use:

protruding rubber structure of block is passed through to the bottom of protective sheath, thereby the bayonet socket on with the equipment surface is identical realizes sealing connection's function, but because the region of protective sheath protection is transmission structure part, consequently need carry out the dismantlement that relapses to the protective sheath when daily maintenance needs add lubricating oil, and actual operation is very troublesome.

Disclosure of Invention

An object of the utility model is to provide a spline protective sheath with sealing function to solve the protruding rubber construction of convex block through the bottom of proposing the protective sheath in the above-mentioned background art, thereby realize sealing connection's function with the bayonet socket on equipment surface is identical, but because the region of protective sheath protection is transmission structure part, consequently need carry out the dismantlement that relapses to the protective sheath when daily maintenance needs add lubricating oil, the very trouble problem of actual operation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spline protective sheath with sealing function, includes that sheath body, edge are protruding and the block is protruding, the bottom of sheath body is provided with edge protrusion, and edge protrusion's lower terminal surface is provided with the block arch to the setting is connected to the three is as an organic whole, the lubrication mouth has been seted up on the top of sheath body, and the inside of lubrication mouth is provided with the baffle, and both coincide the setting each other, finger ring is installed to the up end of baffle.

Preferably, the left end of the baffle is fixedly installed on the frame strip, the outer wall of the frame strip is fixedly installed on the side wall of the lubricating opening, and the baffle is made of elastic materials.

Preferably, the inner wall of the frame strip is provided with a ball groove in a clamping manner, the ball groove is matched with the elastic ball, and the elastic ball is fixed on the side wall of the baffle.

Preferably, the frame strip is the distribution of rectangle structure, and the bottom of frame strip extends to the inside of sheath body to the bottom of frame strip is connected with the top of strengthening the strip.

Preferably, the bottom end of the reinforcing strip penetrates through the side wall of the sheath body and extends to the reinforcing ring, the reinforcing strip, the reinforcing ring and the frame strip are fixedly connected, the reinforcing strip, the reinforcing ring and the frame strip are made of metal materials, and the reinforcing ring is fixed on the upper end face of the edge protrusion.

Compared with the prior art, the beneficial effects of the utility model are that: the spline protection sleeve with the sealing function can conveniently lubricate a transmission structure covered by the protection sleeve and a spline shaft joint under the condition that the whole protection sleeve is not detached, and meanwhile, the protection sleeve can be more conveniently mounted, and is reasonable in structural design and quite convenient to use;

1. the baffle plate is used, a user can conveniently rotate to open the baffle plate to lubricate the connecting structure in a rotating mode when needed by opening the hole on the surface of the protective sleeve and sealing the baffle plate, and the stability of the baffle plate in connection with the frame strip in a closed state can be ensured by using the elastic ball;

2. the use of enhancement strip and frame strip and reinforcing ring makes things convenient for the bottom block protruding and the abundant coincide of equipment surface draw-in groove when the installation of protective sheath, need not the user and presses along the edge in proper order, directly from the top press the frame strip can.

Drawings

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

FIG. 2 is a schematic top view of the baffle of the present invention;

FIG. 3 is an enlarged cross-sectional view taken along line A of FIG. 2 according to the present invention;

fig. 4 is a schematic side sectional view of the present invention.

In the figure: 1. a sheath body; 2. the edge is raised; 3. clamping the protrusion; 4. lubricating the opening; 5. a baffle plate; 6. finger rings; 7. a frame bar; 8. a ball groove; 9. an elastic ball; 10. a reinforcing strip; 11. and a reinforcing ring.

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 spline protective sheath with sealing function, including sheath body 1, edge is protruding 2, the block is protruding 3, lubricated mouth 4, baffle 5, finger ring 6, frame strip 7, the ball groove 8, elastic ball 9, reinforcing strip 10 and reinforcing ring 11, the bottom of sheath body 1 is provided with edge is protruding 2, and the lower terminal surface of edge arch 2 is provided with the block is protruding 3, and the three is the integration and connects the setting, lubricated mouth 4 has been seted up on the top of sheath body 1, and the inside of lubricated mouth 4 is provided with baffle 5, and both coincide the setting each other, finger ring 6 is installed to the up end of baffle 5.

The left end fixed mounting of baffle 5 is on frame strip 7, the outer wall fixed mounting of frame strip 7 is at the lateral wall of lubrication mouth 4, and baffle 5 is elastic material, the card is equipped with ball groove 8 in the inner wall of frame strip 7, and ball groove 8 is identical with elastic ball 9, and elastic ball 9 is fixed on the lateral wall of baffle 5, when needs add lubricating oil, the user can directly turn over baffle 5 outside rotation through finger ring 6, can carry out the interpolation work of lubricating oil through lubrication mouth 4, after accomplishing the lubrication, the user directly with baffle 5 cover again on lubrication mouth 4 can, elastic ball 9 in figure 3 can be corresponding coincide in ball groove 8, ensure the stability of baffle 5 installation.

The frame strips 7 are distributed in a rectangular structure, the bottom ends of the frame strips 7 extend into the sheath body 1, the bottom ends of the frame strips 7 are connected with the top ends of the reinforcing strips 10, the bottom ends of the reinforcing strips 10 penetrate through the side wall of the sheath body 1 and extend onto the reinforcing ring 11, the reinforcing strips 10, the reinforcing ring 11 and the frame strips 7 are fixedly connected, the three parts are all made of metal materials, the reinforcing ring 11 is fixed on the upper end face of the edge bulge 2, only the frame strips 7 at the top ends need to be directly pressed, when the frame strips 7 are pressed, acting force can be applied to the reinforcing ring 11 through the reinforcing strips 10, therefore, the edge bulge 2 can be comprehensively and uniformly pressed through the reinforcing ring 11 to replace the pressing action of one-by-one hand pressing, the situation that the sheath body 1 collapses can not occur under the supporting action of the reinforcing ring 11, and the clamping bulge 3 can be ensured to be matched in a clamping groove of equipment, ensuring the stability and sealing function of the connection.

The working principle is as follows: firstly, when the sheath body 1 is installed, firstly, after the spline shaft and the equipment structure are connected, the sheath body 1 is sleeved on the equipment according to the direction shown in figure 1, at the moment, the clamping bulge 3 at the bottom end of the sheath body 1 is correspondingly positioned on the surface of the equipment and on the side of the corresponding clamping groove, in the traditional technology, a user needs to press the bottom edge part of the sheath body 1 one by one, in the technical scheme, only the frame strip 7 at the top end needs to be directly pressed, when the frame strip 7 is pressed, acting force is applied on the reinforcing ring 11 through the reinforcing strip 10, so that the reinforcing ring 11 can be used for comprehensively and uniformly pressing the edge bulge 2 to replace the pressing action of one by one hand, the situation that the sheath body 1 collapses under the supporting action of the reinforcing ring 11 can not occur, the clamping bulge 3 can be matched in the clamping groove of the equipment, and the connection stability and the sealing function can be ensured, when needs add lubricating oil, the user can directly turn over baffle 5 outside rotation through finger ring 6, can carry out the interpolation work of lubricating oil through lubrication mouth 4, after accomplishing the lubrication, the user directly with baffle 5 cover again on lubrication mouth 4 can, the elastic ball 9 in figure 3 can be corresponding coincide in ball groove 8, ensure the stability of baffle 5 installation.

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 (5)

1. The utility model provides a spline protective sheath with sealing function, includes sheath body (1), edge protrusion (2) and block arch (3), its characterized in that: the bottom of sheath body (1) is provided with marginal bulge (2), and the lower terminal surface of marginal bulge (2) is provided with block arch (3) to the setting is connected to the three is as an organic whole, lubricating port (4) have been seted up on the top of sheath body (1), and the inside of lubricating port (4) is provided with baffle (5), and both coincide the setting each other, finger ring (6) are installed to the up end of baffle (5).

2. A spline protection sleeve with sealing function according to claim 1, characterized in that: the left end fixed mounting of baffle (5) is on frame strip (7), and the outer wall fixed mounting of frame strip (7) is at the lateral wall of lubricated mouth (4) to baffle (5) are elastic material.

3. A spline protection sleeve with sealing function according to claim 2, characterized in that: the inner wall of the frame strip (7) is clamped with a ball groove (8), the ball groove (8) is matched with an elastic ball (9), and the elastic ball (9) is fixed on the side wall of the baffle (5).

4. A spline protection sleeve with sealing function according to claim 2, characterized in that: the frame strip (7) is distributed in a rectangular structure, the bottom end of the frame strip (7) extends to the inside of the sheath body (1), and the bottom end of the frame strip (7) is connected with the top end of the reinforcing strip (10).

5. A spline protection sleeve with sealing function according to claim 4, characterized in that: the bottom end of the reinforcing strip (10) penetrates through the side wall of the sheath body (1) and extends to the reinforcing ring (11), the reinforcing strip (10), the reinforcing ring (11) and the frame strip (7) are fixedly connected, the reinforcing strip, the reinforcing ring (11) and the frame strip (7) are made of metal materials, and the reinforcing ring (11) is fixed on the upper end face of the edge protrusion (2).

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