CN214208129U

CN214208129U - Two-way silica gel seal structure

Info

Publication number: CN214208129U
Application number: CN202022334257.4U
Authority: CN
Inventors: 陈明; 李德林
Original assignee: Shenzhen Zhongshan Technology Industry Co ltd
Current assignee: Shenzhen Zhongshan Technology Industry Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-09-17
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a bidirectional silica gel sealing structure, which comprises a first bracket, a second bracket is arranged on the first bracket, a motor is arranged at the lower part of the first bracket, a heating disc is arranged between the first bracket and the second bracket, a first shaft hole is arranged on the first bracket, a second shaft hole is arranged on the heating disc, the first shaft hole and the second shaft hole are coaxially arranged, the second bracket is arranged in a penetrating way from top to bottom, a motor shaft of the motor sequentially passes through the first shaft hole and the second shaft hole and extends into the second bracket, a first sealing element is arranged between the first bracket and the upper end surface of the motor, a second sealing element is arranged between the heating disc and the first bracket, double-layer sealing can be realized through the upper and lower first sealing element and the second sealing element, high-efficiency sealing and convenient assembly can be ensured, meanwhile in the assembly process, lubricating oil is smeared on the first sealing element and the second sealing element, so that water vapor can be prevented from running into the motor while the first sealing element and the second sealing element can be effectively lubricated.

Description

Two-way silica gel seal structure

Technical Field

The utility model relates to a two-way silica gel seal structure.

Background

With the development of food processors and blender electrical appliance industries; different motor water sealing devices are provided, each product has a unique water sealing structure, and the food processor has the functions of heating and wall breaking, but is large in size and inconvenient to carry; the stirrer only has the stirring function, but cannot heat. The intelligent stirring cup integrates the advantages of two people, namely the stirring function of the stirring cup and the heating advantage of the food processor; the device is small and convenient to carry;

but its motor of current intelligent stirring cup and the structure complicacy and the leakproofness of generating heat between the dish are poor, lead to high in production cost and be unfavorable for the equipment, and the condition that the infiltration appears wantonly in the use easily leads to the condition such as motor damage and electric leakage, can't satisfy the use needs, consequently urgently need a two-way silica gel seal structure to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bidirectional silica gel sealing structure with good sealing performance and convenient assembly;

the bidirectional silica gel sealing structure comprises a first support, wherein a second support is arranged on the first support, a motor is mounted at the lower part of the first support, a heating disc is arranged between the first support and the second support, a first shaft hole is formed in the first support, a second shaft hole is formed in the heating disc, the first shaft hole and the second shaft hole are coaxially arranged, the second support is arranged in a vertically penetrating manner, a motor shaft of the motor sequentially penetrates through the first shaft hole and the second shaft hole to extend into the second support, a first sealing element is arranged between the first support and the upper end face of the motor, and a second sealing element is arranged between the heating disc and the first support;

furthermore, a ring-shaped protruding part is arranged on the first support, the ring-shaped protruding part and the first shaft hole are coaxially arranged, a third shaft hole penetrating up and down is formed in the ring-shaped protruding part, the diameter of the third shaft hole is smaller than that of the first shaft hole, the first sealing element is embedded in the first shaft hole, the second sealing element is sleeved on the ring-shaped protruding part from top to bottom, and the outer wall of the second sealing element is attached to the second shaft hole;

further, the first sealing element is a first silica gel ring, a fourth shaft hole which vertically penetrates through the first silica gel ring is formed in the first silica gel ring, and a motor shaft of the motor penetrates through the fourth shaft hole and is tightly matched with the fourth shaft hole to extend upwards;

further, the second sealing element comprises a silica gel sleeve sleeved on the outer wall of the annular convex part, the upper end face of the silica gel sleeve is connected with an annular lower concave part, the annular lower concave part extends downwards into the third shaft hole and is attached to the inner wall of the third shaft hole, a fifth shaft hole penetrating through the annular lower concave part from top to bottom is formed in the annular lower concave part, and a motor shaft of the motor penetrates through the fifth shaft hole and is tightly matched with the fifth shaft hole to extend upwards;

furthermore, an upward protruding annular sealing part is arranged on the upper end face of the motor, an annular concave cavity is arranged on the lower end face of the first silica gel ring, and the annular sealing part is embedded in the annular concave cavity;

furthermore, the inner wall of the fifth shaft hole is provided with annular grooves in an up-and-down arrangement manner;

further, a sealing ring is sleeved on the outer wall of the heating disc, a limiting ring is arranged on the inner wall of the second support, and the limiting ring and the first support clamp the sealing ring to fix the heating disc;

furthermore, a plurality of first threaded columns are arranged on the lower end face of the second support, and threaded lug seats corresponding to the first threaded columns are arranged on the first support;

furthermore, a plurality of second threaded columns are arranged on the lower end face of the first support;

furthermore, an extension ring extending downwards is arranged on the lower end face of the first support, a plurality of vertical elastic strips are uniformly distributed on the inner wall of the extension ring, and the motor is inserted into the extension ring;

the utility model has the advantages of simple structure, reasonable, the leakproofness well just conveniently assemble, compare with current technique, through the motor shaft of motor passes first shaft hole and second shaft hole in proper order and extends to the second support first support with be equipped with first sealing member between the up end of motor generate heat and be equipped with the second sealing member between dish and the first support, can realize double-deck sealedly through first sealing member and the second sealing member from top to bottom, can guarantee high-efficient sealed and convenient equipment.

Drawings

Fig. 1 is a schematic exploded view of the present invention;

FIG. 2 is a schematic view of the exploded cross-sectional structure of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is a schematic perspective view of a second sealing member according to the present invention;

fig. 5 is a schematic perspective view of a first sealing member according to the present invention;

fig. 6 is a schematic perspective view of a first bracket according to the present invention;

fig. 7 is a schematic perspective view of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments;

referring to fig. 1 to 7, a bidirectional silica gel sealing structure includes a first bracket 2, a second bracket 4 is disposed on the first bracket 2, a motor 1 is mounted on a lower portion of the first bracket 2, a heating plate 3 is disposed between the first bracket 2 and the second bracket 4, a first shaft hole 24 is disposed on the first bracket 2, a second shaft hole 31 is disposed on the heating plate 3, the first shaft hole 24 and the second shaft hole 31 are coaxially disposed, the second bracket 4 is vertically disposed in a penetrating manner, a motor shaft of the motor 1 sequentially passes through the first shaft hole 24 and the second shaft hole 31 and extends into the second bracket 4, a first sealing member 6 is disposed between the first bracket 2 and an upper end surface of the motor 1, a second sealing member 5 is disposed between the heating plate 3 and the first bracket 2, and a double-layer seal can be realized by the upper and lower first sealing members and the second sealing members, the high-efficiency sealing is ensured, and the sealing device has the advantages of simple and reasonable structure, good sealing performance and convenience in assembly;

referring to fig. 1 to 7, an annular protrusion 21 is disposed on the first bracket 2, the annular protrusion 21 and the first shaft hole 24 are coaxially disposed, a third shaft hole 211 penetrating through the annular protrusion 21 from top to bottom is disposed on the annular protrusion 21, the diameter of the third shaft hole 211 is smaller than that of the first shaft hole 24, the first sealing element 6 is embedded in the first shaft hole 24, the second sealing element 5 is sleeved on the annular protrusion 21 from top to bottom, and the outer wall of the second sealing element is attached to the second shaft hole 31, so that the annular protrusion 21 is disposed, the first sealing element and the second sealing element can be assembled easily, the first sealing element and the second sealing element can be tightly contacted with each other, and the sealing performance can be better ensured, so as to achieve better waterproof performance;

referring to fig. 1 to 7, the first sealing member 6 is a first silicone ring 61, a fourth shaft hole 63 penetrating through the first silicone ring 61 from top to bottom is formed in the first silicone ring 61, a motor shaft of the motor 1 penetrates through the fourth shaft hole 63 and is tightly matched with the fourth shaft hole 63 to extend upwards, an upward-protruding annular sealing portion 10 is arranged on the upper end surface of the motor 1, an annular concave cavity 62 is formed in the lower end surface of the first silicone ring 61, the annular sealing portion 10 is embedded in the annular concave cavity 62, when the first silicone ring 61 is assembled, lubricating oil is smeared in the annular concave cavity 62 and the fourth shaft hole 63, so that the motor shaft and the fourth shaft hole 63 have a better lubricating effect, and the lubricating oil can also prevent water vapor from leaking into the motor;

referring to fig. 1 to 7, the second sealing element 5 includes a silica gel sleeve 51 sleeved on the outer wall of the annular protrusion 21, an annular lower concave portion 52 is connected to an upper end surface of the silica gel sleeve 51, the annular lower concave portion 52 extends downward into the third shaft hole 211 and is attached to the inner wall of the third shaft hole 211, a fifth shaft hole 54 penetrating through the annular lower concave portion 52 from top to bottom is arranged on the annular lower concave portion 52, a motor shaft of the motor 1 passes through the fifth shaft hole 54 and is tightly matched with the fifth shaft hole 54 to extend upward, annular grooves 53 are arranged on the inner wall of the fifth shaft hole 54 in an up-and-down arrangement manner, when the second sealing element is installed, lubricating oil is smeared in an inner cavity 511 of the silica gel sleeve 51, the fifth shaft hole 54 and the annular grooves 53, and the annular grooves 53 arranged in an arrangement manner can effectively reduce resistance of the motor, seal water with lines, and effectively retain a long-time lubricating effect of lubricating oil;

referring to fig. 1 to 7, a sealing ring 32 is sleeved on the outer wall of the heating disc 3, a limiting ring 41 is arranged on the inner wall of the second support 4, the limiting ring 41 and the first support 2 clamp the sealing ring 32 to fix the heating disc 3, and the fixing is convenient, the sealing performance is good, the assembly is convenient, and the use requirements are met;

referring to fig. 1 to 7, a plurality of first threaded columns 42 are arranged on the lower end surface of the second support 4, threaded lugs 22 corresponding to the first threaded columns 42 are arranged on the first support 2, and bolts are screwed into the first threaded columns 42 and the threaded lugs 22, so that the first support 2 and the second support 4 can be fixedly connected, and the structure is simple and meets the use requirement;

referring to fig. 1 to 7, a plurality of second threaded columns 23 are arranged on the lower end surface of the first bracket 2;

referring to fig. 1 to 7, an extension ring 20 extending downward is arranged on the lower end surface of the first bracket 2, a plurality of vertical elastic strips 200 are uniformly distributed on the inner wall of the extension ring 20, and the motor 1 is inserted into the extension ring 20;

in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience of description and for simplicity of description, rather than to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention, the terms "first" and "second" are used for descriptive purposes only, but not as indicating or implying relative importance or implicitly indicating the number of technical features indicated;

the basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a two-way silica gel seal structure, including first support (2), be equipped with second support (4) on first support (2), motor (1) is installed to first support (2) lower part be equipped with dish (3) that generate heat between first support (2) and second support (4), be equipped with first shaft hole (24) on first support (2), be equipped with second shaft hole (31) on dish (3) that generates heat, first shaft hole (24) with second shaft hole (31) each other is coaxial setting, run through the setting from top to bottom in second support (4), the motor shaft of motor (1) passes first shaft hole (24) and second shaft hole (31) in proper order and extends to second support (4), its characterized in that: a first sealing element (6) is arranged between the first support (2) and the upper end face of the motor (1), and a second sealing element (5) is arranged between the heating disc (3) and the first support (2).

2. The bidirectional silica gel sealing structure of claim 1, characterized in that: be equipped with ring type bellying (21) on first support (2), ring type bellying (21) with first shaft hole (24) are the coaxial setting of each other, be equipped with third shaft hole (211) that run through from top to bottom on ring type bellying (21), the diameter in third shaft hole (211) is less than the diameter in first shaft hole (24), first sealing member (6) embedding is in first shaft hole (24), second sealing member (5) from top to bottom overlap on ring type bellying (21) and outer wall and the laminating of second shaft hole (31).

3. The bidirectional silica gel sealing structure of claim 2, characterized in that: the first sealing element (6) is a first silica gel ring (61), a fourth shaft hole (63) which penetrates through the first silica gel ring (61) from top to bottom is formed in the first silica gel ring (61), and a motor shaft of the motor (1) penetrates through the fourth shaft hole (63) and is tightly matched with the fourth shaft hole (63) to extend upwards.

4. The bidirectional silica gel sealing structure of claim 2, characterized in that: second sealing member (5) establish silica gel cover (51) on annular bellying (21) outer wall including the cover, silica gel cover (51) up end is connected with annular concave part (52) down, annular concave part (52) down extend to in third shaft hole (211) and with the inner wall laminating in third shaft hole (211), be equipped with fifth shaft hole (54) that run through from top to bottom under the annular concave part (52), the motor shaft of motor (1) passes fifth shaft hole (54) and upwards extends with fifth shaft hole (54) close fit.

5. A bi-directional silicone sealing structure according to claim 3, characterized in that: the upper end face of the motor (1) is provided with an upward protruding annular sealing part (10), the lower end face of the first silica gel ring (61) is provided with an annular concave cavity (62), and the annular sealing part (10) is embedded into the annular concave cavity (62).

6. The bidirectional silica gel sealing structure of claim 4, wherein: and the inner wall of the fifth shaft hole (54) is provided with annular grooves (53) in an up-and-down arrangement mode.

7. A bi-directional silicone sealing structure according to any one of claims 1 to 6, characterized in that: the outer wall of the heating plate (3) is sleeved with a sealing ring (32), the inner wall of the second support (4) is provided with a limiting ring (41), and the limiting ring (41) and the first support (2) clamp the sealing ring (32) tightly to fix the heating plate (3).

8. A bi-directional silicone sealing structure according to any one of claims 1 to 6, characterized in that: the lower end face of the second support (4) is provided with a plurality of first threaded columns (42), and the first support (2) is provided with threaded lug seats (22) corresponding to the first threaded columns (42).

9. A bi-directional silicone sealing structure according to any one of claims 1 to 6, characterized in that: and a plurality of second threaded columns (23) are arranged on the lower end face of the first bracket (2).

10. A bi-directional silicone sealing structure according to any one of claims 1 to 6, characterized in that: the lower end face of the first support (2) is provided with an extension ring (20) extending downwards, a plurality of vertical elastic strips (200) are uniformly distributed on the inner wall of the extension ring (20), and the motor (1) is inserted into the extension ring (20).