Section sealing type leakage blocking device

Abstract

The utility model relates to the technical field of split sealing type bearings, in particular to a split sealing type leakage stopping device which comprises a spring, a pin shaft, a connecting plate and a limiting plate, the limiting plate is provided with a limiting hole matched with the pin shaft, and the pin shaft enters the limiting hole of the limiting plate, so that a first semi-circular ring and a second semi-circular ring are stably connected together. Compared with the prior art, the supporting ring can be simply and efficiently disassembled and assembled, so that the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a split seal type bearing technical field especially relates to a split seal type leakage stopper. BACKGROUND

[0002] Traditional mechanical seal structure often exists many inconvenience in the installation and replacement process, especially in the occasion of space limited or complex equipment structure, the replacement sealing element often is time-consuming and labor-consuming, even needs to dismount a large number of other components. The emergence of split seal type mechanical seal is to solve this problem, it is designed by the sealing element into the structure that can be split, so that in replacement or maintenance, do not need to dismount the whole sealing device, only need to dismount part split piece, greatly improve work efficiency.

[0003] The Chinese patent with the authorization announcement number CN202349219U discloses a magnetic assembly type double-split combination open oil seal, specifically discloses that the shoulder of the sealing ring is provided with a boss which is integrated with the shoulder. The groove of the supporting ring is connected with the shoulder of the sealing ring and the boss on the shoulder. The supporting ring with the magnetic bolt assembled on the magnetic bolt hole is radially embraced with the sealing ring through the groove on the inner side of the supporting ring and the shoulder on the sealing ring, and is locked and fixed through the installation bolt, the installation bolt hole and the installation thread hole at both ends of the C-C split part of the supporting ring, and is combined with the sealing ring to form the magnetic assembly type double-split combination open oil seal. The patent can well solve the problem that the whole sealing device does not need to be dismounted for replacement and maintenance. However, since the supporting ring of the patent is locked and fixed through the bolt, the bolt hole and the thread hole, a large amount of time is needed for dismounting and assembling each time, which reduces the work efficiency. Therefore, there is an urgent need for a split seal type leakage stopper which can simply and efficiently dismount and assemble the supporting ring to provide work efficiency. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem that a split seal type leakage stopper is provided, which can simply and efficiently dismount and assemble the supporting ring to provide work efficiency.

[0005] In order to solve the above technical problem, the utility model adopts the technical scheme that a split seal type leakage stopper comprises a supporting ring, and the supporting ring is composed of a first half ring and a second half ring.

[0006] A groove is arranged on the first half ring, a stepped hole is arranged on the inner wall of the groove, one end with a small radius of the stepped hole faces the groove, and the other end with a large radius of the stepped hole is away from the groove. One end of a spring is connected to the upper part of the inner wall of the groove, and the other end of the spring is provided with a connecting plate. The axial direction of the spring is perpendicular to the axial direction of the stepped hole. A pin shaft is arranged on the connecting plate, one end of the pin shaft penetrates through the connecting plate, and the other end of the pin shaft is located in the stepped hole. The pin shaft is coaxially connected with the spring.

[0007] The second semicircle ring is provided with a limiting plate matched with the groove, the limiting plate is provided with a through hole matched with the pin shaft, and the axial direction of the through hole is parallel to the pin shaft.

[0008] In the assembled state of the first semicircle ring and the second semicircle ring, the limiting plate is matched with the groove, the limiting plate is located below the connecting plate, the pin shaft is inserted into the through hole from the end away from the stepped hole, and the pin shaft is coaxial with the through hole.

[0009] Further, the end of the pin shaft away from the stepped hole is provided with a slope.

[0010] Further, the shape of the groove is an L-shaped groove.

[0011] Further, the end of the pin shaft located in the stepped hole is provided with a handle.

[0012] Further, the limiting plate comprises a first section and a second section, the through hole is located in the second section, the L-shaped groove comprises a first limiting groove and a second limiting groove, the vertical height of the first limiting groove is lower than that of the second limiting groove, the spring is located in the second limiting groove, in the assembled state, the vertical height of the first limiting groove is matched with the first section, and the second section is located below the connecting plate in the second limiting groove.

[0013] The utility model discloses the beneficial effect lies in: through setting up spring, pin shaft, connecting plate and limiting plate, the limiting plate is provided with the limiting hole matched with the pin shaft, utilizes the pin shaft to enter the limiting hole of limiting plate, thereby the first semicircle ring and the second semicircle ring are connected together stably, compared with prior art, can simple and efficient disassembly and assembly support ring, thereby provides work efficiency. DRAWINGS

[0014] Figure 1 It is the structure diagram of the sectional sealing type leakage stopper of the specific embodiment of the utility model;

[0015] Figure 2 It is the plan view of the sectional sealing type leakage stopper of the specific embodiment of the utility model;

[0016] Figure 3 It is Figure 2 the A direction sectional view of;

[0017] Figure 4 It is Figure 3 the enlarged view of A part of;

[0018] REFERENCE SIGNS

[0019] 1, the first semicircle ring, 11, the groove, 111, the first limiting groove, 112, the second limiting groove, 12, the stepped hole, 13, the spring, 131, the connecting plate, 132, the pin shaft, 1321, the slope, 1322, the handle,

[0020] 2, second half of the ring; 21, limit plate; 211, first section; 212, second section; 2121, through hole. DETAILED DESCRIPTION

[0021] To explain the technical content of the utility model, the purpose and effect realized, the following will be explained in combination with the embodiment and the drawings.

[0022] Please refer to Figures 1 to 4 A split seal type leak stopper, comprising a support ring, the support ring is composed of a first half ring 1 and a second half ring 2;

[0023] The first half ring 1 is provided with a groove 11, the upper part of the inner wall of the groove 11 is provided with a stepped hole 12, the end with small radius of the stepped hole 12 faces the groove 11, the end with large radius of the stepped hole 12 is away from the groove 11, one end of a spring 13 is connected to the upper part of the inner wall of the groove 11, the other end of the spring 13 is provided with a connecting plate 131, the axial direction of the spring 13 is perpendicular to the axial direction of the stepped hole 12, the connecting plate 131 is provided with a pin shaft 132, one end of the pin shaft 132 passes through the connecting plate 131, the other end of the pin shaft 132 is located in the stepped hole 12, and the pin shaft 132 is coaxially connected with the spring 13;

[0024] The second half ring 2 is provided with a limit plate 21 matched with the groove 11, the limit plate 21 is provided with a through hole 2121 matched with the pin shaft 132, and the axial direction of the through hole 2121 is parallel to the pin shaft 132;

[0025] In the assembled state of the first half ring 1 and the second half ring 2, the limit plate 21 is matched with the groove 11, the limit plate 21 is located below the connecting plate 131, one end of the pin shaft 132 away from the stepped hole 12 enters the through hole 2121, and the pin shaft 132 is coaxial with the through hole 2121.

[0026] In the above embodiment, the pin shaft 132 located in the stepped hole 12 is pulled up along the vertical direction, so that the connecting plate 131 compresses the spring 13, the spring 13 is contracted, one end of the pin shaft 132 away from the stepped hole 12 is lifted, then the limit plate 21 is inserted into the groove 11, so that the limit plate 21 is located below one end of the pin shaft 132 away from the stepped hole 12, then the pin shaft 132 is released, the spring 13 rebounds, so that the pin shaft 132 enters the through hole 2121, and then the first half ring 1 and the second half ring 2 can be successfully assembled, when disassembly is needed, the pin shaft 132 is only needed to be separated from the through hole 2121 of the limit plate 21, so that the first half ring 1 and the second half ring 2 can be separated, compared with the prior art, the support ring can be simply and efficiently disassembled and assembled, so that the work efficiency is provided.

[0027] As an optional embodiment, one end of the pin shaft 132 away from the stepped hole 12 is provided with a slope 1321.

[0028] In the above embodiment, the slope 1321 is arranged, and when assembled, one end of the limiting plate 21 can extrude the slope 1321, so that the connecting plate 131 moves upwards, and then the spring 13 is compressed, so that the pin shaft 132 enters the through hole 2121, avoiding the need to lift the pin shaft 132 during installation, reducing labor intensity and improving assembly efficiency.

[0029] As an optional embodiment, the groove 11 is an L-shaped groove 11.

[0030] As an optional embodiment, the pin shaft 132 is provided with a handle 1322 at one end of the stepped hole 12.

[0031] In the above embodiment, by arranging the handle 1322, when disassembling the support, the pin shaft 132 is lifted by using a tool to hook the handle 1322, so that the pin shaft 132 is separated from the through hole 2121, and then the first half ring 1 and the second half ring 2 are separated.

[0032] As an optional embodiment, the limiting plate 21 includes a first section 211 and a second section 212, the through hole 2121 is located in the second section 212, the L-shaped groove 11 includes a first limiting groove 111 and a second limiting groove 112, the vertical height of the first limiting groove 111 is lower than that of the second limiting groove 112, and the spring 13 is located in the second limiting groove 112. In the assembled state, the vertical height of the first limiting groove 111 matches the first section 211, and the second section 212 is located below the connecting plate 131 of the second limiting groove 112.

[0033] In the above embodiment, in the assembled state of the first half ring 1 and the second half ring 2, the first section 211 of the limiting plate 21 is limited up and down in the first limiting groove 111, so that the second section 212 of the limiting plate 21 in the second limiting groove 112 cannot move up and down, thereby increasing the stability of the first half ring 1 and the second half ring 2.

[0034] The above only describes the embodiments of the present application, and does not limit the patent range of the present application, and any equivalent transformation or direct or indirect application in related technical fields based on the content of the present application is also included in the patent protection range of the present application.

Claims

1. A split-sealing leak stopper, characterized in that, Includes a support ring, which is composed of a first semicircular ring and a second semicircular ring; The first semicircular ring has a groove, and the upper part of the inner wall of the groove has a stepped hole. The end with the smaller radius faces the groove, and the end with the larger radius is away from the groove. One end of the spring is connected to the upper part of the inner wall of the groove, and the other end of the spring has a connecting plate. The axis of the spring is perpendicular to the axis of the stepped hole. The connecting plate has a pin. One end of the pin passes through the connecting plate, and the other end of the pin is located in the stepped hole. The pin is coaxially connected with the spring. The second semicircular ring is provided with a limiting plate that matches the groove, and the limiting plate is provided with a through hole that matches the pin, with the axis of the through hole being parallel to the pin. In the assembled state of the first and second semicircular rings, the limiting plate matches the groove, the limiting plate is located below the connecting plate, and the end of the pin away from the stepped hole enters the through hole, with the pin and the through hole being coaxial.

2. The leak-proof device according to claim 1, characterized in that, The end of the pin furthest from the stepped hole has a ramp.

3. The leak-proof device according to claim 1, characterized in that, The groove is L-shaped.

4. The leak-proof device according to claim 1, characterized in that, A handle is provided at one end of the pin located in the stepped hole.

5. The leak-proof device according to claim 2, characterized in that, The limiting plate includes a first section and a second section. The through hole is located in the second section. The L-shaped groove includes a first limiting groove and a second limiting groove. The vertical height of the first limiting groove is lower than that of the second limiting groove. The spring is located in the second limiting groove. In the assembled state, the vertical height of the first limiting groove matches that of the first section. The second section is located below the connecting plate of the second limiting groove.

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