Mechanical sealing element for automobile cooling water pump

Abstract

The utility model discloses a mechanical sealing element for an automobile cooling water pump. The mechanical sealing element comprises a main body assembly, wherein the main body assembly comprises a fixed disc, a sealing plug and a shell; the sealing plug is fixedly connected to the bottom end of the fixing disc, and the shell is fixedly connected to the top end of the fixing disc. The sealing assembly comprises a through groove, a limiting disc, a guide groove, a connecting block and a rotary disc; the through groove is formed in the inner side of the shell, the limiting disc is fixedly connected to the inner top of the shell, the guide groove is formed in the limiting disc, the connecting block is slidably connected to the top end of the rotary disc, and the sealing assembly further comprises a sliding block and a sealing block. The sealing block is fixedly connected to the top end of the connecting block, and the sliding block is fixedly connected to the top of the sealing block. The problems that an existing mechanical sealing piece needs to be installed at a water pump adding position when being used by a worker, the mechanical sealing piece needs to be repeatedly disassembled and assembled in the cooling liquid adding process, and operation is tedious and inconvenient are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to automobile cooling water pump technical field especially is related to mechanical seal spare for automobile cooling water pump. BACKGROUND

[0002] Mechanical seal spare for automobile cooling water pump is a kind of important component for being used in the automobile cooling system, its main function is to prevent the leakage of coolant in the running process of pump, mechanical seal spare is usually made of a pair of end face perpendicular to rotating axis, by fluid pressure and the elastic force (or magnetic force) of compensation mechanism, keep sticking and relative sliding, to prevent the leakage of coolant.

[0003] The existing mechanical seal spare needs to be installed in the water pump adding place in the process that staff uses it, needs to repeatedly dismount mechanical seal spare in the process of adding coolant, it is more cumbersome and inconvenient to operate. UTILITY MODEL CONTENTS

[0004] The utility model discloses mechanical seal spare for automobile cooling water pump, to solve the problem that the existing mechanical seal spare in the process that staff uses it needs to be installed in the water pump adding place in the above background art, needs to repeatedly dismount mechanical seal spare in the process of adding coolant, it is more cumbersome and inconvenient to operate.

[0005] To solve the above technical problem, the utility model is realized through the following technical scheme:

[0006] The utility model discloses mechanical seal spare for automobile cooling water pump, including:

[0007] Main body assembly: the main body assembly includes fixed disc, sealing plug and shell;

[0008] The sealing plug is fixedly connected to the bottom end of the fixed disc, and the shell is fixedly connected to the top end of the fixed disc;

[0009] Sealing assembly: the sealing assembly includes through groove, limit disc, guide slot, connecting block and turntable;

[0010] The through groove is arranged on the inner side of the shell, the limit disc is fixedly connected to the inner top of the shell, the guide slot is arranged in the limit disc, the turntable is rotatably connected to the inner bottom wall of the shell, and the connecting block is slidably connected to the top end of the turntable.

[0011] Further, the sealing assembly further includes sliding block and sealing block;

[0012] The sealing block is fixedly connected to the top end of the connecting block, and the sliding block is fixedly connected to the top of the sealing block.

[0013] Further, the sliding block is slidingly connected to the inside of the guide groove, and the number of the guide grooves is multiple groups.

[0014] Further, the sealing block penetrates the inside of the penetration groove, the top end of the rotating disc is provided with a polygonal groove, and the connecting block is slidingly connected to the polygonal groove.

[0015] Further, the main body assembly further comprises a sealing gasket:

[0016] The sealing gasket is fixedly connected to the outside of the sealing plug.

[0017] Further, the limiting assembly is further included.

[0018] The limiting assembly comprises a screw groove and a handle.

[0019] The screw groove is arranged at the top of the fixing disc, and the handle is fixedly connected to the outside of the rotating disc.

[0020] Further, the limiting assembly further comprises a screw.

[0021] The screw is inserted into one end of the handle, and the screw and the screw groove are in threaded connection.

[0022] Compared with the prior art, the utility model has the advantages that:

[0023] The utility model discloses a sealing assembly, the auxiliary cooperation between the rotating disc and the connecting block can make multiple sealing blocks slide through the penetration groove and mutually adhere, and the top end of the fixing disc forms a seal, which can assist the staff to conveniently operate and increase the sealing property of the sealing element.

[0024] Based on the above beneficial effects, the limiting assembly is arranged, the auxiliary cooperation between the screw groove and the handle can release the limiting of the screw groove through the rotation of the screw, so that the handle can be rotated, the sealing element can be stably used, and the stability of the sealing element is increased. DRAWINGS

[0025] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without paying creative labor.

[0026] Figure 1 It is the shaft side view of the utility model;

[0027] Figure 2 It is the sectional view of the utility model;

[0028] Figure 3Another shaft side view of the utility model;

[0029] Figure 4 The utility model discloses a sealing assembly split view.

[0030] In the drawing, the component list that each sign represents is as follows:

[0031] 11, fixed disc, 12, sealing plug, 13, shell, 14, sealing pad,

[0032] 21, through groove, 22, limiting disc, 23, sliding block, 24, guide slot, 25, sealing block, 26, connecting block, 27, rotating disc,

[0033] 31, screw groove, 32, handle, 33, bolt. Specific embodiments

[0034] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with the drawings.

[0035] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and those skilled in the art can make similar generalization without departing from the connotation of the utility model, therefore the utility model is not limited by the specific embodiments disclosed below.

[0036] In order to make the purpose, technical scheme and advantage of the utility model more clear, the embodiments of the utility model will be described in further detail below with the drawings.

[0037] Please refer to Figures 1-4 The utility model discloses a mechanical sealing piece for automobile cooling water pump, including:

[0038] Main body assembly: main body assembly includes fixed disc 11, sealing plug 12 and shell 13;

[0039] Sealing plug 12 is fixedly connected to the bottom end of fixed disc 11, and shell 13 is fixedly connected to the top end of fixed disc 11;

[0040] Main body assembly still includes sealing pad 14:

[0041] Sealing pad 14 is fixedly connected to the outside of sealing plug 12;

[0042] Fixed disc 11 is used for the establishment of screw groove 31, sealing plug 12 is used for the establishment of through groove 21, and shell 13 and sealing pad 14 are used for increasing the sealing property of the whole;

[0043] The above parts are prior art;

[0044] The sealing assembly comprises a through groove 21, a limiting disc 22, a guide groove 24, a connecting block 26 and a rotating disc 27;

[0045] The through groove 21 is arranged on the inner side of the shell 13, the limiting disc 22 is fixedly connected to the inner top of the shell 13, the guide groove 24 is arranged in the inner part of the limiting disc 22, the rotating disc 27 is rotatably connected to the inner bottom wall of the shell 13, and the connecting block 26 is slidably connected to the top end of the rotating disc 27.

[0046] The sealing assembly further comprises a sliding block 23 and a sealing block 25.

[0047] The sealing block 25 is fixedly connected to the top end of the connecting block 26, and the sliding block 23 is fixedly connected to the top of the sealing block 25.

[0048] The through groove 21 is used to provide a sliding space for the sealing block 25, the limiting disc 22 is used to arrange the guide groove 24, the guide groove 24 is used to provide a sliding space for the sliding block 23, the rotating disc 27 is used to arrange a polygonal groove, and the polygonal groove is used to provide a sliding space for the connecting block 26.

[0049] Through the auxiliary cooperation between the rotating disc 27 and the connecting block 26, a plurality of sealing blocks 25 can slide through the through groove 21 and abut against each other to form a seal at the top end of the fixed disc 11.

[0050] Working principle: when the sealing element is used,

[0051] Firstly, the rotating disc 27 is rotated clockwise, so that the connecting block 26 slides in the polygonal groove during the rotation of the rotating disc 27, and the sealing block 25 fixedly connected to the bottom end of the connecting block 26 slides.

[0052] Then, the sliding block 23 fixedly connected to the top end of the sealing block 25 slides in the guide groove 24, so that a plurality of sealing blocks 25 abut against each other through the through groove 21 and form a seal.

[0053] This step can assist the staff to conveniently operate and increase the sealing property of the sealing element.

[0054] Please refer to Figures 1-4 The embodiment further comprises a limiting assembly on the basis of the above-mentioned embodiment.

[0055] The limiting assembly comprises a screw groove 31 and a handle 32.

[0056] The screw groove 31 is arranged on the top of the fixed disc 11, and the handle 32 is fixedly connected to the outer part of the rotating disc 27.

[0057] Further, the limiting assembly further comprises a screw 33.

[0058] The bolt 33 is inserted into one end of the handle 32, and the bolt 33 and the screw groove 31 are threadedly connected;

[0059] The screw groove 31 is used for providing a threaded space for the bolt 33, the handle 32 is used for providing an insertion space for the bolt 33, and the outer part of the shell 13 is provided with a movable groove, which is used for providing a rotating space for the handle 32;

[0060] Through the auxiliary cooperation between the screw groove 31 and the handle 32, the handle 32 can be rotated by rotating the bolt 33 to release the limiting of the screw groove 31;

[0061] Working principle: when the sealing element is used by the staff,

[0062] Firstly, the bolt 33 inserted into one end of the handle 32 is rotated clockwise, so that the threadedly connected state between the bolt 33 and the screw groove 31 is released;

[0063] Then, the handle 32 in the movable groove is rotated to perform a sealing operation, and when the handle 32 is rotated to a proper position, the bolt 33 is aligned with the screw groove 31 at the proper position, and the bolt 33 is threadedly connected with the screw groove 31 by counterclockwise rotation;

[0064] This step can stably use the sealing element and increase the stability of the sealing element.

[0065] In the description of the present application, it should be further pointed out that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0066] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, and for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A mechanical seal for an automotive water pump, characterized by, Include: Main body assembly: the main body assembly includes a fixed disc (11), a sealing plug (12) and a shell (13); The sealing plug (12) is fixedly connected to the bottom end of the fixed disc (11), and the shell (13) is fixedly connected to the top end of the fixed disc (11); Sealing assembly: the sealing assembly includes a through groove (21), a limiting disc (22), a guide groove (24), a connecting block (26) and a rotating disc (27); The through groove (21) is opened in the inner side of the shell (13), the limiting disc (22) is fixedly connected to the inner top of the shell (13), the guide groove (24) is opened in the inside of the limiting disc (22), the rotating disc (27) is rotatably connected to the inner bottom wall of the shell (13), and the connecting block (26) is slidably connected to the top end of the rotating disc (27).

2. The mechanical seal for an automotive cooling water pump according to claim 1, characterized by The sealing assembly further comprises a sliding block (23) and a sealing block (25); The sealing block (25) is fixedly connected to the top end of the connecting block (26), and the sliding block (23) is fixedly connected to the top of the sealing block (25).

3. The mechanical seal for an automotive cooling water pump according to claim 2, characterized by The sliding block (23) is slidably connected to the inside of the guide groove (24), and the number of guide grooves (24) is multiple.

4. The mechanical seal for an automotive cooling water pump according to claim 2, characterized by The sealing block (25) penetrates the inside of the through groove (21), the top end of the rotating disc (27) is provided with a polygonal groove, and the connecting block (26) is slidably connected in the polygonal groove.

5. The mechanical seal for an automotive cooling water pump according to claim 1, characterized by The main body assembly further comprises a sealing gasket (14): The sealing gasket (14) is fixedly connected to the outside of the sealing plug (12).

6. The mechanical seal for an automotive cooling water pump according to claim 1, characterized by Further comprising a limiting assembly; The limiting assembly includes a screw groove (31) and a handle (32); The screw groove (31) is opened in the top of the fixed disc (11), and the handle (32) is fixedly connected to the outside of the rotating disc (27).

7. The mechanical seal for an automotive cooling water pump according to claim 6, characterized by The limiting assembly further comprises a screw bolt (33); The screw bolt (33) is inserted into one end of the handle (32), and the screw bolt (33) and the screw groove (31) are screw connected.

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