CN218326197U

CN218326197U - Oil seal structure

Info

Publication number: CN218326197U
Application number: CN202222832818.2U
Authority: CN
Inventors: 马驰; 解永法
Original assignee: Xuzhou Chicheng Electromechanical Co ltd
Current assignee: Xuzhou Chicheng Electromechanical Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-17
Anticipated expiration: 2032-10-26

Abstract

The application provides an oil blanket structure belongs to the oil blanket field to solve the problem that oil blanket structure can not carry out convenient stable interim remedy to self, including the oil blanket body, this internal fixedly connected with metal framework of oil blanket, the first dustproof lip of fixedly connected with and second dustproof lip on the oil blanket body, fixedly connected with dust ring on the second dustproof lip, the first seal lip of fixedly connected with and second seal lip on the oil blanket body, all open and shut on first seal lip and the second seal lip has the constant head tank, install coupling spring in the constant head tank, this internal spacing sliding connection of oil blanket has the sliding block, fixedly connected with sealing member on the sliding block. This application can carry out convenient stable installation to the sealing member through fixture block and the draw-in groove that sets up and dismantle, consequently appear when being full of cracks in the oil blanket working process and lead to when leaking, can carry out convenient stable interim sealed work through the concatenation of each sealing member.

Description

Oil seal structure

Technical Field

The utility model relates to an oil blanket field particularly, relates to an oil blanket structure.

Background

The output shaft of the servo motor is generally connected with the gear reduction box, oil lubrication is needed in the gear reduction box for ensuring stable gear meshing, the oil circulation inside the gear box is formed by adding an oil pumping system in common lubrication, and bottom oil is pumped to the upper side to be sprayed and each gear is lubricated by oil. In addition, due to the fact that heating exists in gear transmission, part of oil can form oil mist to enter a gap between the shaft body and the box body and then liquefy and seep outwards, and in order to reduce oil seepage, an oil seal structure is usually arranged at the position of the output shaft or the input shaft to perform sealing work in practice;

and current oil blanket structural functionality is comparatively single, only can carry out simple sealed work, and when the oil blanket work for a long time leads to appearing the crack, oil blanket structure can not carry out convenient stable interim remedy to self, therefore the motor only can the stop work, and the staff need go out to purchase new oil blanket and change, influences the normal work of motor, therefore we improve this, provide an oil blanket structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the oil seal structure aims at the problems that the existing oil seal structure is single in function and can only perform simple sealing work, and when the oil seal works for a long time to cause cracks, the oil seal structure cannot perform convenient and stable temporary remediation on the oil seal structure.

In order to achieve the above object, the present invention provides the following technical solutions:

an oil seal structure to improve the above problems.

The present application is particularly such that:

including the oil blanket body, this internal fixedly connected with metal framework of oil blanket, first dust lip of fixedly connected with and second dust lip on the oil blanket body, the last fixedly connected with dust ring of second dust lip, first seal lip of fixedly connected with and second seal lip on the oil blanket body, the constant head tank has all opened and shut on first seal lip and the second seal lip, install coupling spring in the constant head tank, this internal spacing sliding connection of oil blanket has the sliding block, fixedly connected with sealing member on the sliding block.

As the preferred technical scheme of this application, this internal sliding connection of oil blanket has the rope of dragging, the tip bolt joint of dragging the rope is fixed with the fixture block, fixture block sliding connection is originally internal at the oil blanket, the draw-in groove has been seted up in the sliding block, sliding block top fixedly connected with fixed spring, fixed spring top fixed connection is originally internal at the oil blanket.

As the preferred technical scheme of this application, dust ring equidistance distributes on the second dust lip, the internal diameter of dust ring equals with the internal diameter of oil blanket body.

As the preferred technical scheme of this application, the cross-section of sliding block is "T" font, the sliding block is fixed at the side end middle part of sealing member, the material of sealing member is the same with the material of oil blanket body.

In a preferred embodiment of the present invention, the side end surface of the sealing member is bonded to the side end surface of the oil seal body, the sealing member is equiangularly distributed on the oil seal body, and the sealing member is arc-shaped.

As the preferred technical scheme of this application, it connects the side middle part at the fixture block to drag the rope, the top cross section of fixture block and the cross section of draw-in groove all are right trapezoid, the degree of depth of draw-in groove is less than the length of fixture block, the draw-in groove is seted up at the side middle part of sliding block.

As the preferred technical scheme of this application, fixedly connected with reset spring on the fixture block, reset spring's other end fixed connection is originally internal at the oil blanket, reset spring fixes the side middle part at the fixture block.

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

in the scheme of the application:

1. the first dust lip, the second dust lip and each dust ring on the second dust lip can perform stable multi-stage dust prevention work, so that the dust prevention performance of the oil seal can be effectively improved, and the stable multi-stage sealing work can be performed by combining the first sealing lip and the second sealing lip and the corresponding connecting spring by utilizing the matching of the first sealing lip and the second sealing lip, so that the sealing performance of the oil seal can be effectively improved;

2. can carry out convenient stable installation to the sealing member through fixture block and the draw-in groove that sets up and dismantle, consequently appear when the chap leads to leaking in the oil blanket working process, can carry out convenient stable interim sealed work through the concatenation of each sealing member, remove to purchase the new oil blanket of taking and change for the staff provides sufficient time, avoid influencing the normal work of motor.

Drawings

Fig. 1 is an overall perspective view of an oil seal structure provided in the present application;

FIG. 2 is a perspective view of a seal member of the oil seal structure provided in the present application;

FIG. 3 is a schematic overall front view of the oil seal structure provided in the present application;

FIG. 4 is a schematic view of the oil seal structure provided by the present application at A in FIG. 3;

FIG. 5 is a schematic diagram of a fixture block of the oil seal structure provided in the present application;

FIG. 6 is a schematic top view of a sliding block of the oil seal structure provided in the present application;

FIG. 7 is a schematic side view of a dust seal of the oil seal structure provided in the present application;

fig. 8 is a side view of the connecting spring of the oil seal structure provided by the present application.

The following are marked in the figure: 1. an oil seal body; 2. a metal skeleton; 3. a first dust lip; 4. a second dust lip; 5. a dust ring; 6. a first seal lip; 7. positioning a groove; 8. a connecting spring; 9. a second seal lip; 10. a slider; 11. a seal member; 12. pulling the rope; 13. a clamping block; 14. a return spring; 15. a card slot; 16. the spring is fixed.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. 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.

It should be noted that, in the present invention, the embodiments and the features and technical solutions in the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product is usually placed when in use, or the orientation or position relationship that the person skilled in the art usually understands, and these terms are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1-3, 7 and 8, the present embodiment provides an oil seal structure, which includes an oil seal body 1, a metal framework 2 is fixedly connected in the oil seal body 1, a first dust lip 3 and a second dust lip 4 are fixedly connected on the oil seal body 1, a dust ring 5 is fixedly connected on the second dust lip 4, a first seal lip 6 and a second seal lip 9 are fixedly connected on the oil seal body 1, positioning grooves 7 are respectively opened and closed on the first seal lip 6 and the second seal lip 9, a connecting spring 8 is installed in the positioning grooves 7, a sliding block 10 is slidably connected in the oil seal body 1 in a limiting manner, a sealing member 11 is fixedly connected on the sliding block 10, a fixing spring 16 is fixedly connected at the top end of the sliding block 10, and the top end of the fixing spring 16 is fixedly connected in the oil seal body 1.

Example 2:

the scheme of example 1 is further described below in conjunction with specific working modes, which are described in detail below:

as shown in fig. 1-3 and 7, as a preferred embodiment, in addition to the above-mentioned mode, further, the dust-proof rings 5 are distributed on the second dust-proof lip 4 at equal intervals, the inner diameter of the dust-proof ring 5 is equal to the inner diameter of the oil seal body 1, and the dust-proof performance of the oil seal can be effectively improved by using the dust-proof rings 5 on the second dust-proof lip 4.

As shown in fig. 3-6, as a preferred embodiment, in addition to the above-mentioned mode, further, a pulling rope 12 is slidably connected in the oil seal body 1, a fixture block 13 is fixedly bolted to an end of the pulling rope 12, the fixture block 13 is slidably connected in the oil seal body 1, a clamping groove 15 is formed in the sliding block 10, the cross section of the sliding block 10 is "T" shaped, the sliding block 10 is fixed in the middle of a side end of the sealing element 11, the material of the sealing element 11 is the same as that of the oil seal body 1, the sliding operation stability of the sealing element 11 can be ensured by using the sliding block 10, and further, the convenience and stability of the subsequent splicing operation of the sealing element 11 can be ensured.

As shown in fig. 1 to fig. 3, as a preferred embodiment, in addition to the above-mentioned mode, further, the side end surface of the sealing element 11 is attached to the side end surface of the oil seal body 1, the sealing elements 11 are distributed on the oil seal body 1 at equal angles, the sealing elements 11 are in the shape of an arc, and a circular ring can be formed by splicing the sealing elements 11, so that the stability of the subsequent temporary sealing operation can be ensured, and the diversity and stability of the use of the oil seal are increased.

As shown in fig. 3-6, as a preferred embodiment, on the basis of the above manner, further, the pulling rope 12 is connected to the middle portion of the side end of the clamping block 13, both the top cross section of the clamping block 13 and the cross section of the clamping groove 15 are in a right trapezoid shape, the depth of the clamping groove 15 is smaller than the length of the clamping block 13, the clamping groove 15 is formed in the middle portion of the side end of the sliding block 10, the clamping block 13 is fixedly connected with the return spring 14, the other end of the return spring 14 is fixedly connected in the oil seal body 1, the return spring 14 is fixed in the middle portion of the side end of the clamping block 13, and the sealing element 11 can be conveniently and stably mounted and dismounted through the clamping block 13 and the clamping groove 15, so when a crack occurs in the working process of the oil seal to cause leakage, the convenient and stable temporary sealing work can be performed through the splicing of the sealing elements 11.

Specifically, this oil blanket structure is when using: when the oil seal is used for sealing on a motor shaft, stable multistage dustproof work can be carried out by utilizing the first dustproof lip 3, the second dustproof lip 4 and each dustproof ring 5 on the second dustproof lip 4, so that dust and impurities in the outside air can be effectively prevented from entering the oil seal and causing adverse effects on the rotating work of the motor shaft, meanwhile, stable multistage sealing work can be carried out by utilizing the matching of the first sealing lip 6 and the second sealing lip 9 and combining with the connecting spring 8 in the corresponding positioning groove 7, the sealing performance of the oil seal can be effectively improved, and the leakage of lubricating oil is avoided;

when a crack occurs in the long-time working process of the oil seal, an operator can push each sealing element 11 to move towards the middle, at the moment, under the movement action of the sealing element 11, the sliding block 10 can be driven to slide towards the clamping block 13 in the oil seal body 1, and under the guiding action of the inclined surface of the clamping block 13, the sliding block 10 can push the clamping block 13 to move towards the oil seal body 1 until the clamping groove 15 on the sliding block 10 moves to the clamping block 13, at the moment, the clamping block 13 can be automatically and stably clamped into the clamping groove 15 through the reset spring 14, under the combined action of the plane of the clamping block 13 and the clamping groove 15, the clamping block 11 can be conveniently and stably clamped and fixed, at the moment, under the splicing action of each sealing element 11, a circular ring can be spliced and formed by using each sealing element 11, convenient and stable temporary sealing work can be carried out, enough time is provided for the operator to purchase and take new oil seals for replacement, normal work of a motor is avoided, and the same reason is realized, when the disassembly work is needed, the clamping block 13 is pulled by using the pull rope to pull the clamping block 13 to move away from the clamping groove 15, and the automatic and the subsequent oil seal can be ensured to be conveniently and convenient to be disassembled.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, so that any modifications or equivalent substitutions can be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and within the scope of the following claims.

Claims

1. The utility model provides an oil blanket structure, includes oil blanket body (1), its characterized in that, fixedly connected with metal framework (2) in oil blanket body (1), first dust lip (3) of fixedly connected with and second dust lip (4) are gone up in oil blanket body (1), fixedly connected with dust ring (5) are gone up in second dust lip (4), first seal lip (6) of fixedly connected with and second seal lip (9) are gone up in oil blanket body (1), constant head tank (7) have all been opened and shut on first seal lip (6) and second seal lip (9), install coupling spring (8) in constant head tank (7), spacing sliding connection has sliding block (10) in oil blanket body (1), fixedly connected with sealing member (11) on sliding block (10).

2. An oil seal structure according to claim 1, wherein a pulling rope (12) is slidably connected in the oil seal body (1), a clamping block (13) is bolted and fixed to the end of the pulling rope (12), the clamping block (13) is slidably connected in the oil seal body (1), a clamping groove (15) is formed in the sliding block (10), a fixing spring (16) is fixedly connected to the top end of the sliding block (10), and the top end of the fixing spring (16) is fixedly connected in the oil seal body (1).

3. An oil seal structure according to claim 1, wherein the dust-proof ring (5) is distributed on the second dust-proof lip (4) at equal intervals, and the inner diameter of the dust-proof ring (5) is equal to that of the oil seal body (1).

4. The oil seal structure according to claim 1, wherein the cross section of the sliding block (10) is T-shaped, the sliding block (10) is fixed in the middle of the side end of the sealing element (11), and the material of the sealing element (11) is the same as that of the oil seal body (1).

5. An oil seal structure according to claim 1, wherein the side end face of the sealing member (11) is attached to the side end face of the oil seal body (1), the sealing members (11) are distributed on the oil seal body (1) at equal angles, and the sealing member (11) is arc-shaped.

6. An oil seal structure according to claim 2, wherein the pulling rope (12) is connected to the middle part of the side end of the clamping block (13), the cross section of the top of the clamping block (13) and the cross section of the clamping groove (15) are both in a right trapezoid shape, the depth of the clamping groove (15) is smaller than the length of the clamping block (13), and the clamping groove (15) is arranged in the middle part of the side end of the sliding block (10).

7. The oil seal structure according to claim 2, wherein a return spring (14) is fixedly connected to the clamping block (13), the other end of the return spring (14) is fixedly connected to the inside of the oil seal body (1), and the return spring (14) is fixed to the middle part of the side end of the clamping block (13).