CN219854357U - Sealing ring auxiliary installation device - Google Patents

Abstract

The utility model relates to an auxiliary installation device of a sealing ring in the field of mechanical equipment, which comprises: a limiting piece; the driving piece is connected with the limiting piece and used for driving the limiting piece to limit the sealing ring in a groove for installing the sealing ring. The auxiliary installation device for the sealing ring can be used for carrying out auxiliary installation on the sealing ring, so that the possibility that the sealing ring falls off in the process of installing the inner sleeve into the outer sleeve is reduced, and the installation efficiency and the installation accuracy of the sealing ring are improved.

Description

Sealing ring auxiliary installation device

Technical Field

The utility model relates to the field of mechanical equipment, in particular to an auxiliary installation device for a sealing ring.

Background

The sealing ring is fixed between the inner sleeve and the outer sleeve of the mechanical structure, so that liquid can be prevented from leaking out from between the two sleeves or foreign objects can be prevented from entering. For example, as shown in fig. 1, in order to prevent leakage between the wet cylinder liner and the liner block, 1 to 3 rubber seals are generally installed between the wet cylinder liner and the liner block, particularly in the lower parts of the wet cylinder liner and the liner block; at present, in the process of loading the wet cylinder liner into the cylinder liner body from the top, the wet cylinder liner is required to be knocked continuously along with the increase of the loading depth, so that the wet cylinder liner finally enters the cylinder liner body, however, the sealing ring on the cylinder liner body is easy to fall off due to knocking vibration, self gravity and other reasons in the loading process of the wet cylinder liner, so that the wet cylinder liner is difficult to install, and the assembly difficulty of the wet cylinder liner, the cylinder liner body and the sealing ring is increased.

Disclosure of Invention

In view of the problems existing in the background art, the utility model provides the auxiliary installation device for the sealing ring, which can be used for carrying out auxiliary installation on the sealing ring, reduce the possibility of falling off of the sealing ring in the process of installing the inner sleeve into the outer sleeve and improve the installation efficiency and the installation accuracy of the sealing ring.

According to an aspect of the present utility model, there is provided a seal ring auxiliary mounting device comprising: a limiting piece; and the driving piece is connected with the limiting piece and is used for driving the limiting piece to limit the sealing ring in a groove for installing the sealing ring.

Through using the supplementary installation device of sealing washer among this technical scheme, at first with the partly card of sealing washer in the groove of outer tube internal surface, then use the driving piece to butt on the internal surface of outer tube and sealing washer, from this, in the in-process of packing into the outer tube with the interior sleeve pipe, even constantly strike the interior sleeve pipe, under the pressure of locating piece to the sealing washer and spacing, also can be fine guarantee that the sealing washer is in the inslot of outer tube all the time, until the lower part of interior sleeve pipe is with the position that occupies the locating piece completely of gradually promotion mode and press from both sides the sealing washer in the groove that corresponds between interior sleeve pipe and the outer tube, thereby realize the supplementary installation to the sealing washer, reduce the in-process that the outer tube was packed into to the sealing washer and take place the possibility that drops, improve the installation effectiveness and the installation accuracy of sealing washer.

In addition, the auxiliary installation device of the sealing ring can also have the following additional technical characteristics:

in some embodiments of the utility model, the driver comprises: a base; and the elastic support piece is connected between the limiting piece and the seat body.

In some embodiments of the utility model, the resilient support comprises a spring connected between the stop and the housing.

In some embodiments of the present utility model, the elastic support further includes a guide rod, a guide hole is formed in the base body and located in the range of the spring, the guide rod is located in the spring and is arranged along the length direction of the spring, one end of the guide rod is connected with the limiting piece, and the other end of the guide rod is in sliding fit with the guide hole.

In some embodiments of the present utility model, the driving member further includes a first pull cord, one end of the first pull cord is fixed with the limiting member to form a fixed end, and the other end of the first pull cord passes through the elastic supporting member and passes out of the seat body to form a movable end.

In some embodiments of the utility model, the spacing member is provided in plurality, the plurality of spacing members are spaced around the base, and the elastic support member and the first pull cord are arranged in a group between each of the spacing members and the base in the same manner.

In some embodiments of the present utility model, a second rope is commonly connected to the movable ends of the plurality of first ropes.

In some embodiments of the utility model, a handle is fixed to an end of the second pull cord remote from the first pull cord.

In some embodiments of the utility model, a handle is fixed to the base.

In some embodiments of the present utility model, an arc surface is formed on a side of the limiting member away from the driving member.

Compared with the prior art, the utility model achieves the following technical effects:

1. the limiting piece is pressed on the sealing ring by the driving piece under a certain pressure, so that the sealing ring is stably clamped in the groove of the inner sleeve, and the possibility of falling off of the sealing ring is reduced during the process of installing the outer sleeve into the inner sleeve.

2. The inner sleeve can automatically eject the limiting piece together with the driving piece from the bottom end opening of the outer sleeve, the sealing ring auxiliary installation device is gradually pushed by the inner sleeve to move downwards, the sealing ring auxiliary installation device does not need to be manually dismantled, and when the inner sleeve replaces the position of the limiting piece, the sealing ring is always clamped in the groove of the outer sleeve and finally installed in the grooves corresponding to the inner sleeve and the outer sleeve.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a schematic structural view of a wet cylinder liner and liner block;

FIG. 2 is a schematic view of the overall structure of the seal ring auxiliary mounting device according to the embodiment of the utility model;

fig. 3 is a schematic structural view of the seal ring auxiliary mounting device applied to the cylinder sleeve body.

The reference numerals in the drawings are as follows: 101. a wet cylinder liner; 102. a cylinder sleeve body; 103. a cooling liquid chamber; 104. a seal ring; 1. a base; 2. a limiting piece; 3. a guide rod; 4. a spring; 5. a spring fixing seat; 6. a handle; 7. a handle; 8. a second pull rope; 9. a fixing plate; 10. a pull rope fixing seat; 11. a first pull rope; 12. and (5) connecting a rod.

Detailed Description

It should be understood that the described embodiments are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model as detailed in the accompanying claims.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

The seal ring auxiliary installation device provided by the embodiment of the utility model is described below with reference to the accompanying drawings.

The embodiment of the utility model discloses a sealing ring auxiliary installation device which is used for auxiliary installation of a sealing ring, and can be applied to a mechanical mechanism provided with an inner sleeve and an outer sleeve, and a sealing ring is installed between the inner sleeve and the outer sleeve.

As shown in fig. 1, in the wet cylinder liner 101, the coolant chamber 103 is formed on the inner surface of the liner body 102, and therefore, at least one set of grooves for mounting the seal rings 104 is required to be formed at the lower portion between the wet cylinder liner 101 and the liner body 102, and the seal rings 104 are mounted between the wet cylinder liner 101 and the liner body 102 through the grooves, so that the possibility of leakage of the coolant from the bottom of the liner body 102 is reduced.

As shown in fig. 2 and 3, the auxiliary installation device of the sealing ring 104 comprises a limiting piece 2 and a driving piece; wherein a driving member is connected to the limiting member 2 for driving the limiting member 2 to limit the sealing ring 104 in a groove for mounting the sealing ring 104.

By using the auxiliary mounting device for the sealing ring 104 in the technical scheme, before the wet cylinder liner 101 is mounted in the cylinder liner body 102, a part of the sealing ring 104 is clamped into a groove on the inner surface of the cylinder liner body 102, and then the sealing ring 104 is abutted against the inner surface of the cylinder liner body 102 and the sealing ring 104 by using the elasticity of the sealing ring 104 by using a driving member, so that in the process of mounting the wet cylinder liner 101 in the cylinder liner body 102, along with the penetration of the wet cylinder liner 101, the sealing ring 104 can be well ensured to be always in the groove of the cylinder liner body 102 under the condition that the sealing ring 104 is pressed and limited by the sealing ring 2 until the lower part of the wet cylinder liner 101 is pushed gradually to completely occupy the position of the sealing ring 2, and the sealing ring 104 is clamped in the corresponding groove between the wet cylinder liner 101 and the cylinder liner body 102, thereby the auxiliary mounting of the sealing ring 104 is realized, the possibility that the sealing ring 104 falls off in the process similar to the process of mounting the wet cylinder liner 101 and the inner sleeve of the cylinder liner body 102 in the outer sleeve pipe.

In some embodiments of the present utility model, as shown in fig. 2 and 3, the driving member includes a base 1 and an elastic support member, wherein the elastic support member is connected between the limiting member 2 and the base 1. The limiting piece 2 is driven to be in contact with the inner surface of the cylinder sleeve body 102 and the sealing ring 104 at a certain pressure by the elastic action of the elastic supporting piece through supporting points provided for the seat body 1 by means of foreign objects or the inner surface of the cylinder sleeve body 102, so that the sealing ring 104 is limited in a groove corresponding to the inner surface of the cylinder sleeve body 102.

In other embodiments, the driving element may be replaced with another structure capable of adjusting the amount of expansion, such as an electric push rod or a telescopic rod, and the stopper 2 may be brought into contact with the inner surface of the cylinder liner body 102 and the seal ring 104 by selecting the mounting positions of the seat body 1 and the seat body 1 as needed.

In some embodiments of the present utility model, as shown in fig. 2 and 3, the elastic support member includes a spring 4, a guide rod 3 and two spring fixing seats 5, wherein the two spring fixing seats 5 are respectively fixed on one side surface of the limiting member 2, which is close to the seat body 1, two ends of the spring 4 are respectively fixed on the two seat bodies 1, a guide hole is jointly formed on the spring fixing seat 5 and the seat body 1, the guide hole is located in the range of the spring 4, the guide rod 3 is located in the spring 4 and is arranged along the length direction of the spring 4, one end of the guide rod 3 is connected with the spring fixing seat 5 on the limiting member 2, and the other end is in sliding fit with the guide hole. By utilizing the excellent elastic deformability of the spring 4 and guiding the expansion and contraction direction of the spring 4 through the guide rod 3, the limiting piece 2 can be more accurately abutted against the set position of the inner surface of the wet cylinder liner 101.

Specifically, the seat body 1 in the present embodiment has a cylindrical structure, and one end of the guide rod 3, which is far away from the stopper 2, passes through the guide hole to enter the inside of the cylindrical structure.

In other embodiments, the elastic support may be in other forms such as an elastic rubber pad, an emulsion pad, or an elastic sheet, or in a form of a combination of multiple elastic structures, and the spring fixing seat 5 and the guide rod 3 may be selected according to the installation mode of the elastic structures and the difficulty of bending due to gravity, so that the limiting member 2 may abut against the inner surface of the cylinder liner body 102 and the seal ring 104 in an elastic action form.

In some embodiments of the present utility model, as shown in fig. 2, the driving member further includes a first pull cord 11, where one end of the first pull cord 11 is fixed with the limiting member 2 to form a fixed end, and the other end passes through the elastic supporting member and out of the seat 1 to form a movable end. Through pulling the expansion end of first stay cord 11, can be convenient carry out initiative compression to elastic support spare, and put into cylinder liner organism 102 with whole device, loosen first stay cord 11, the compression deformation of elastic support spare is restoreed again automatically, with locating part 2 butt at cylinder liner organism 102 internal surface, the simple operation improves work efficiency.

Specifically, in this embodiment, the first pull rope 11 is fixed to the end of the guide rod 3 away from the limiting member 2, so that the first pull rope 11 is fixedly connected to the limiting member 2, and the limiting member 2 is moved toward the seat body 1 by pulling the first pull rope 11 through the guide rod 3, so that the elastic supporting member is further compressed.

In some embodiments of the present utility model, as shown in fig. 2, the limiting members 2 are provided in plurality, the plurality of limiting members 2 are arranged at intervals around the base 1, and the elastic support member and the first pulling cord 11 are arranged in a group between each of the limiting members 2 and the base 1 in the same manner. The sealing rings 104 are abutted by the limiting pieces 2 in a multipoint mode, so that the overall stability of the sealing rings 104 clamped into the grooves of the cylinder sleeve body 102 is improved.

Specifically, the limiting members 2 of this embodiment are provided with three, three limiting members 2 are evenly distributed around the seat body 1, in other embodiments, the limiting members 2 may also be 2, 4 or 5 or the like, and the specific number may be set according to the size of the limiting members 2, it may be understood that when the size of the limiting member 2 is larger, the range of action of the single limiting member 2 is larger, the number of the limiting members 2 may be correspondingly reduced, and when the size of the limiting member 2 is smaller, the range of action of the single limiting member 2 is smaller, and the number of the limiting members 2 may be correspondingly increased.

In some embodiments of the present utility model, as shown in fig. 2, the movable ends of the plurality of first strings 11 are commonly connected with the second strings 8. When the quantity of locating part 2 adopts a plurality of, through pulling second stay cord 8, can drive a plurality of first stay cords 11 simultaneously, and then make a plurality of elastic support piece compress simultaneously, have simple structure, simple operation, efficient advantage.

Specifically, the movable ends of the first pull ropes 11 in the present embodiment independently pass through one pull rope fixing seat 10 and then are connected with the second pull rope 8, and the first pull ropes 11 and the pull rope fixing seat 10 can adopt a sliding manner, so that the pull rope fixing seat 10 is fixed in the cylindrical structure of the seat body 1 and is close to the central position through the connecting rod 12, that is, the pull rope fixing seat 10 plays a role similar to a fixed pulley on the first pull ropes 11, so that when the second pull ropes 8 are pulled, the direction of the force acting on the limiting piece 2 by the first pull ropes 11 is close to the compression direction of the elastic supporting piece, the pulling force applied to the second pull ropes 8 is reduced, and the manpower consumption is reduced.

Specifically, the end of the second pull cord 8 far from the first pull cord 11 in this embodiment is also fixed with a handle 7. The second pull rope 8 can be conveniently pulled through the handle 7.

In some embodiments of the present utility model, as shown in fig. 2, a handle 6 is fixed to the base 1, and in particular, the handle 6 is connected to the base 1 through a fixing plate 9 fixed to the base 1. By using the control handle 6, the elastic supporting piece can be conveniently compressed, and after the elastic supporting piece is compressed, the control handle 6 is used for placing the whole device into the cylinder sleeve machine body 102 so as to butt the sealing ring 104.

In some embodiments of the present utility model, as shown in fig. 2, an arc surface is formed on a side of the limiting member 2 away from the driving member, specifically, an arc plate with a certain elasticity may be used for the limiting member 2, so as to adapt to the inner peripheral surface of the cylinder liner body 102 with different inner diameters, so that the limiting member 2 can act on the sealing ring 104 with a maximum area.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. An auxiliary installation device for a sealing ring is characterized by comprising:

a limiting piece;

and the driving piece is connected with the limiting piece and used for driving the limiting piece to limit the sealing ring in a groove for installing the sealing ring.

2. The seal ring auxiliary mounting device according to claim 1, wherein the driving member comprises:

a base;

the elastic supporting piece is connected between the limiting piece and the seat body.

3. The seal ring auxiliary mounting device of claim 2, wherein the resilient support comprises a spring connected between the retainer and the housing.

4. The seal ring auxiliary mounting device according to claim 3, wherein the elastic supporting member further comprises a guide rod, a guide hole is formed in the base body and located in the range of the spring, the guide rod is located in the spring and arranged in the length direction of the spring, one end of the guide rod is connected with the limiting member, and the other end of the guide rod is in sliding fit with the guide hole.

5. The gasket assembly of any one of claims 2-4 wherein the driving member further comprises a first pull cord having one end secured to the stopper member to form a fixed end and the other end extending through the resilient support member and out of the housing to form a movable end.

6. The seal ring auxiliary mounting device according to claim 5, wherein a plurality of the limiting members are provided, the plurality of the limiting members are arranged around the seat body at intervals, and the elastic supporting member and the first pulling rope are arranged in a same manner as a group between each of the limiting members and the seat body.

7. The gasket assist mounting apparatus of claim 6 wherein the movable ends of the plurality of first pull cords are commonly connected to a second pull cord.

8. The gasket assist mounting apparatus of claim 7 wherein a handle is secured to an end of the second pull cord remote from the first pull cord.

9. The gasket attachment assembly of any one of claims 2-4 wherein a handle is secured to the housing.

10. The gasket assembly of any one of claims 1-4 wherein the stop member defines an arcuate surface on a side thereof remote from the driving member.