Floating oil seal convenient to install

Abstract

The utility model belongs to the technical field of floating oil seals, in particular to a floating oil seal convenient to install, which comprises a threaded supporting rod, a connecting frame and a control panel, the connecting frame is arranged on the periphery of the threaded supporting rod, and the control panel is arranged at the side end of the connecting frame. By arranging the centering adjusting ring, the self-centering floating seal ring, the pressure-bearing strip, the movable rod, the movable end lantern ring and the fixed end lantern ring, when the control disc rotates, the centering adjusting ring is driven to rotate in the same direction through the connecting frame, and when the control disc rotates, the movable end lantern ring moves on the periphery of the threaded supporting rod according to the rotating direction; when the floating oil seal structure is used, the movable rod is continuously jacked up, the pressure-bearing strip and the self-centering floating seal ring are made to move towards the outer side, the self-centering floating seal ring serves as a main supporting body of the structure, movement of the centering adjusting ring is stopped after the self-centering floating seal ring reaches a proper position, and the floating seal seat is arranged on the periphery of the self-centering floating seal ring in a sleeving mode, so that the floating oil seal structure can be used. And the use flexibility and the universality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to floating oil seal technical field, concretely is a kind of floating oil seal convenient to install. BACKGROUND

[0002] Floating oil seal is a kind of mechanical seal mode, especially suitable for working in many coal dust, silt, water vapor and other harsh environments, with super sealing performance. It belongs to mechanical seal in dynamic seal, mainly used in low-speed heavy load occasions, with wear resistance, end face wear can be automatically compensated, reliable operation, simple structure and the like.

[0003] Prior art has the following deficiencies: in the prior art with the publication number CN216242279U "a kind of floating oil seal convenient to install", "including floating seal seat, floating seal ring, between the two rubber ring is equipped, the floating seal seat is equipped with the inner taper surface I of contact with the rubber ring, the inner taper surface I one end is equipped with the side camber surface corresponding with the rubber ring, the floating seal ring is equipped with the inner taper surface II of contact with the rubber ring, the inner taper surface II one end is equipped with the inner concave camber surface corresponding with the rubber ring".

[0004] The above structure is designed by side camber surface and inner concave camber surface, and is provided with a certain camber, expands the space of inner taper surface, facilitates the installation of rubber ring, but the structure still uses traditional fixed structure as the main support structure of floating oil seal. Although fixed support structure is simple in structure and convenient to use, it cannot be adjusted according to specific use size, so the use flexibility is poor, and the application range is narrow. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a kind of floating oil seal convenient to install, solves the problem of poor flexibility and universality existing today.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of floating oil seal convenient to install, including threaded support rod, connecting frame, control disc, the connecting frame is set to threaded support rod periphery, the control disc is set to connecting frame side end.

[0007] Threaded support rod periphery is provided with centering adjusting ring, the centering adjusting ring periphery is provided with pressure-bearing strip, and the other side of threaded support rod periphery is provided with fixed end sleeve ring.

[0008] The centering adjusting ring further includes mobile end sleeve ring and connecting block, the mobile end sleeve ring is fixedly connected to the side end of the centering adjusting ring, and the connecting block is fixedly installed on the peripheral end face of the mobile end sleeve ring.

[0009] As a preferred technical scheme of the utility model, the centering adjusting ring, the mobile end collar and the fixed end collar are all penetrated by the threaded support rod, and a threaded connection relationship is established between them.

[0010] As a preferred technical scheme of the utility model, the pressure bearing strip further comprises a movable rod, a connecting shaft, a self-centering floating seal ring and an anti-skid strip, the movable rod is movably connected to the side end of the pressure bearing strip, the connecting shaft penetrates the movable rod and movably connects with the movable rod.

[0011] As a preferred technical scheme of the utility model, the self-centering floating seal ring is fixedly installed on the outer side end face of the pressure bearing strip, and the anti-skid strip is attached to the peripheral surface of the self-centering floating seal ring.

[0012] As a preferred technical scheme of the utility model, the fixed end collar and the mobile end collar have the same structure and movably connect with the movable rod through the outer connecting block.

[0013] As a preferred technical scheme of the utility model, the movable rod is connected with two groups of the pressure bearing strips on the inner side of each group of the pressure bearing strips and has an "eight" shape, and the self-centering floating seal ring has an arc surface structure.

[0014] As a preferred technical scheme of the utility model, the pressure bearing strip is provided with five groups and is arranged in a ring shape at equal intervals around the threaded support rod.

[0015] Compared with the prior art, the utility model provides a floating oil seal convenient to install, which has the following beneficial effects:

[0016] The utility model discloses a kind of floating oil seals convenient to install, by setting centering adjusting ring, self-centering floating seal ring, pressure bearing strip, movable rod, mobile end collar and fixed end collar, when the structure is used, operator controls the position of centering adjusting ring by rotating control disc, control disc rotates and drives centering adjusting ring to rotate in same direction, when it rotates, mobile end collar moves according to the direction of rotation on the peripheral surface of threaded support rod, if it moves towards fixed end collar, by the support of connecting block, movable rod is constantly lifted, so that pressure bearing strip and self-centering floating seal ring move to outer side, self-centering floating seal ring is the main support body of the structure, after it reaches appropriate position, stop the movement of centering adjusting ring, and floating seal seat is sleeved on the peripheral surface of self-centering floating seal ring, it can be used.

[0017] Through the above setting and process, the size of peripheral support structure can be changed by controlling the position of centering adjusting ring when the structure is used, so that the floating seal structure can adjust its size according to specific use scene, compared with the fixed size floating oil seal structure, the use flexibility and universality are improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1The utility model discloses a whole structure schematic diagram.

[0019] Figure 2 The utility model discloses a movable rod connecting position structure schematic diagram.

[0020] Figure 3 The utility model discloses a structure schematic diagram.

[0021] Figure 4 The utility model discloses a pressure bearing strip and self-centering floating seal ring connecting position schematic diagram.

[0022] In the drawing: 1, threaded support rod;2, connecting frame;3, control disc;4, centering adjusting ring;401, moving end sleeve ring;402, connecting block;5, pressure bearing strip;501, movable rod;502, connecting shaft;503, self-centering floating seal ring;504, antiskid strip;6, fixed end sleeve ring. Specific implementation

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range of protection of the utility model.

[0024] In the embodiment, a floating oil seal convenient to install includes threaded support rod 1, connecting frame 2, control disc 3, connecting frame 2 is arranged at the periphery of threaded support rod 1, and control disc 3 is arranged at the side end of connecting frame 2.

[0025] The periphery of threaded support rod 1 is provided with centering adjusting ring 4, the periphery of centering adjusting ring 4 is provided with pressure bearing strip 5, and the other side of the periphery of threaded support rod 1 is provided with fixed end sleeve ring 6.

[0026] Centering adjusting ring 4 further includes moving end sleeve ring 401 and connecting block 402, moving end sleeve ring 401 is fixedly connected to the side end of centering adjusting ring 4, and connecting block 402 is fixedly installed to the peripheral end face of moving end sleeve ring 401.

[0027] In the embodiment, centering adjusting ring 4, moving end sleeve ring 401 and fixed end sleeve ring 6 are all penetrated by threaded support rod 1, and a threaded connection relationship is established among them;Pressure bearing strip 5 further includes movable rod 501, connecting shaft 502, self-centering floating seal ring 503 and antiskid strip 504, movable rod 501 is movably connected to the side end of pressure bearing strip 5, connecting shaft 502 penetrates movable rod 501 and establishes an active connection relationship with movable rod 501.

[0028] Specifically, as Figure 1 And Figure 2As shown, after the threaded support rod 1 penetrates the centering adjusting ring 4 and the fixed end sleeve ring 6, the centering adjusting ring 4 and the fixed end sleeve ring 6 can be stably moved through the threaded connection.

[0029] In the embodiment, the self-centering floating seal ring 503 is fixedly installed on the outer side end face of the pressure bearing strip 5, and the anti-skid strip 504 is attached to the peripheral surface of the self-centering floating seal ring 503; the fixed end sleeve ring 6 and the movable end sleeve ring 401 have the same structure, and both are movably connected with the movable rod 501 through the outer side connecting block 402.

[0030] Specifically, as shown in Figure 3 and Figure 4 By setting the movable movable end sleeve ring 401 and the fixed fixed end sleeve ring 6, the movable rod 501 can always remain in the middle position of the two ends when being driven, and will not be offset.

[0031] In the embodiment, the movable rod 501 is connected with two groups inside each group of pressure bearing strips 5, and has an "eight" shape, and the self-centering floating seal ring 503 is a single arc surface structure; the pressure bearing strip 5 is provided with five groups, and is distributed in a ring shape at equal intervals around the threaded support rod 1.

[0032] The working principle and use process of the utility model are as follows: when the structure is used, the operator controls the position of the centering adjusting ring 4 by rotating the control disc 3, and the control disc 3 drives the centering adjusting ring 4 to rotate in the same direction through the connecting frame 2, and the movable end sleeve ring 401 moves around the threaded support rod 1 according to the rotation direction when it rotates, if it moves towards the fixed end sleeve ring 6, the movable rod 501 is continuously lifted by the support of the connecting block 402, so that the pressure bearing strip 5 and the self-centering floating seal ring 503 move outward, the self-centering floating seal ring 503 is the main support body of the structure, and the movement of the centering adjusting ring 4 is stopped when it reaches the appropriate position, and the floating seal seat can be used by being sleeved around the self-centering floating seal ring 503.

[0033] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A floating oil seal that is easy to install, comprising a threaded support rod (1), a connecting frame (2), and a control panel (3), wherein the connecting frame (2) is disposed around the threaded support rod (1), and the control panel (3) is disposed on the side end of the connecting frame (2), characterized in that: A centering adjustment ring (4) is provided around the threaded support rod (1), a pressure-bearing strip (5) is provided around the centering adjustment ring (4), and a fixed end collar (6) is provided on the other side of the threaded support rod (1). The centering adjustment ring (4) further includes a movable end collar (401) and a connecting block (402). The movable end collar (401) is fixedly connected to the side end of the centering adjustment ring (4), and the connecting block (402) is fixedly installed on the outer end face of the movable end collar (401).

2. The floating oil seal for easy installation according to claim 1, characterized in that: The centering adjustment ring (4), the moving end collar (401), and the fixed end collar (6) are all penetrated by the threaded support rod (1) and are connected to each other by threads.

3. The easy-to-install floating oil seal according to claim 1, characterized in that: The pressure-bearing strip (5) also includes a movable rod (501), a connecting shaft (502), a self-centering floating sealing ring (503), and an anti-slip strip (504). The movable rod (501) is movably connected to the side end of the pressure-bearing strip (5), and the connecting shaft (502) passes through the movable rod (501) and establishes a movable connection with it.

4. The easy-to-install floating oil seal according to claim 3, characterized in that: The self-centering floating seal ring (503) is fixedly installed on the outer end face of the pressure strip (5), and the anti-slip strip (504) is pasted on the outer surface of the self-centering floating seal ring (503).

5. A floating oil seal that is easy to install according to claim 1, characterized in that: The fixed end collar (6) and the movable end collar (401) have the same structure, and both are connected to the movable rod (501) through the outer connecting block (402).

6. A floating oil seal for easy installation according to claim 3, characterized in that: The movable rod (501) is connected to two sets inside each set of pressure strips (5) and is in the shape of an "eight". The self-centering floating sealing ring (503) is a single unit with an arc surface structure.

7. A floating oil seal for easy installation according to claim 1, characterized in that: The pressure-bearing strips (5) are provided in five sets and are distributed in a ring at equal intervals around the threaded support rod (1).

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