Novel double-spigot connection sealing structure

Abstract

The utility model discloses a novel double-spigot connection sealing structure which comprises an installation flange, and a guide mechanism achieves the guide function through cooperation of a first spigot, a second spigot, a third spigot and a fourth spigot. According to the novel double-spigot connecting and sealing structure, an opening in one side of the gear ring is aligned with an opening in one side of the mounting flange, the gear ring can be accurately and preliminarily positioned at one end of the mounting flange under the cooperation of the first spigot, the second spigot, the third spigot and the fourth spigot, and countersunk head socket head cap screws are plugged into the second positioning holes; the countersunk head socket head cap screws are used, the maximum radial outer diameter is the outer diameter of the gear ring, the mechanism space is optimized, and the cost is reduced; in the installation process, the sealing piece is separated from the connecting piece, the stability of the sealing structure is improved while effective connection is guaranteed, the assembly process is simple, screws are driven in the radial direction, a mechanism does not need to be erected, effective guiding is provided through double spigots, and installation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic rotary trackers, in particular to a novel double-stop connection sealing structure. Background Art

[0002] The stopper is a mechanical structure used for centering and connection in photovoltaic rotary trackers, including convex stoppers and concave stoppers. The convex stopper is composed of a protruding short cylinder and an end face, while the concave stopper is composed of a short hole and an end face. The two structures fit closely, and the fit between the short cylinder and the hole is a clearance fit. The two end faces fit closely and are usually fastened by screws. The functions of the stopper include limiting, preventing dislocation and break during assembly of the shell, and anti-static, blocking static electricity from entering the interior from the outside, thereby protecting the internal electronic components;

[0003] At present, the common flange stop connection method is a single stop with a radial and end face O-ring groove sealing structure. When installing this structure, the connecting screws can only be installed on the parts to be connected perpendicular to the flange surface. The flange circumference is relatively large, and a screw installation distance needs to be reserved, which occupies the mechanism space. Utility Model Content

[0004] The purpose of the utility model is to provide a novel double-stop connection sealing structure to solve the problem of inconvenient connection of existing flange stoppers mentioned in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions, including: a mounting flange, a gear ring is provided on one side of the mounting flange, a planetary gear is rotatably provided inside the gear ring, a guide mechanism is provided on the surface of the mounting flange, and the guide mechanism realizes the guiding effect through the cooperation of stopper one, stopper two and stopper three, stopper four.

[0006] Preferably, the guiding mechanism includes: a radial sealing ring is provided at the surface depression of the mounting flange, a stopper one is provided on the surface of the mounting flange, a stopper two is provided on the surface of the mounting flange, a stopper three is provided on the surface of the gear ring, and a stopper four is provided on the surface of the gear ring.

[0007] By adopting the above technical solution, when it is necessary to install the mounting flange 1 and the gear ring 2, align one side opening of the gear ring 2 with one side opening of the mounting flange, and with the cooperation of stopper one, stopper two, stopper three and stopper four, the gear ring can be accurately and initially positioned at one end of the mounting flange through the engagement of the recesses and annular protrusions of stopper one, stopper two, stopper three and stopper four.

[0008] Preferably, a mounting mechanism is provided on the surface of the mounting flange, wherein the mounting mechanism comprises: a positioning hole one is provided on the surface of the mounting flange, a positioning hole two is provided on the surface of the mounting flange, a countersunk hexagon socket screw is provided inside the positioning hole two, and an inlet is provided on one side surface of the mounting flange.

[0009] By adopting the above technical solution, the installation mechanism ensures stability after installation. The current common flange stop connection method is a single stop with a radial and end face O-ring groove sealing structure. The connecting screws of this structure can only be installed on the parts to be connected by being perpendicular to the flange surface. The flange circumference is relatively large, and a reserved screw installation distance needs to be reserved, which occupies the mechanism space.

[0010] Preferably, a threaded hole is provided on one side surface of the mounting flange, a hole is opened on one side surface of the mounting flange, an opening is provided on one side surface of the gear ring, the inner diameter of the hole on one side surface of the mounting flange is the same as the inner diameter of the opening on one side surface of the gear ring, a rubber pad is fixedly installed on one side surface of the mounting flange, and a groove is provided on the surface of the mounting flange.

[0011] By adopting the above technical solution, during the installation process, the seal and the connecting piece are separated, which ensures effective connection while increasing the stability of the sealing structure. The assembly process is simple, the screws are driven in radially, and there is no need to erect the mechanism. The double stop provides effective guidance and is easy to install. The rubber pad on one side of the mounting flange and the sealing rubber strip in the inlet ensure tightness after installation.

[0012] Preferably, the radial sealing ring is arranged in a surface groove of the mounting flange, the surface of the stopper one is provided with an annular protrusion, the surface of the stopper two is provided with a protrusion, and the inner wall surface of the stopper three is provided with an annular depression.

[0013] The adoption of the above technical solution facilitates the engagement of the second stopper with the first stopper.

[0014] Preferably, the inner wall surface of the stopper four is provided with an annular recess, the lower end surface of the stopper three is provided with an annular protrusion, and the annular protrusion of the stopper three is arranged on the upper end surface of the mounting flange groove.

[0015] By adopting the above technical solution, the fixing can be completed by tightening the countersunk hexagon socket screw 6, and the annular protrusion in the stopper 3 10 is squeezed with the radial sealing ring 3, thereby ensuring the sealing performance.

[0016] Preferably, one end of the countersunk hexagon socket screw is threadedly connected to the threaded hole on the surface of the mounting flange, the countersunk hexagon socket screw is inclined, and the inclination angle of the countersunk hexagon socket screw is 2 degrees, a sealing rubber strip is provided on the inner wall surface of the inlet, the inner diameter of the positioning hole one and the positioning hole two are the same, the positioning hole one and the positioning hole two are both inclined, and the inclination angle of the positioning hole one and the positioning hole two is the same as the inclination angle of the countersunk hexagon socket screw, and the screw head surface of the countersunk hexagon socket screw fits with the surface of the positioning hole one and the positioning hole two.

[0017] By adopting the above technical solution, after installation, the countersunk hexagon socket screw is tilted 2 degrees, which helps to lock and prevent loosening. This mechanism reduces the volume of the flange and the gear ring, thereby reducing the cost of parts. At the same time, the heat dissipation structure of the structure is simple and the radial height of the flange is reduced.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the new double-end connection sealing structure:

[0019] 1. The guide mechanism provides guidance for installation. Countersunk hexagon socket screws are used. The maximum radial outer diameter is the outer diameter of the gear ring, which optimizes the mechanism space and reduces costs. During the installation process, the seal is separated from the connector to ensure effective connection while increasing the stability of the sealing structure. The assembly process is simple, the screws are driven in radially, and there is no need to erect the mechanism. The double stop provides effective guidance and is easy to install.

[0020] 2. The installation mechanism ensures stability after installation. At present, the common flange stop connection method is a single stop with radial and end face O-ring groove sealing structure. The connecting screws of this structure can only be installed on the parts to be connected by being perpendicular to the flange surface. The flange circumference is relatively large, and it is necessary to reserve a screw installation distance, which occupies the mechanism space. After the mechanism is installed, the countersunk hexagon socket screw is set at an angle of 2 degrees, which helps to lock and prevent loosening. This mechanism reduces the volume of the flange and gear ring, thereby reducing the cost of parts. At the same time, the heat dissipation structure of the structure is simple and the radial height of the flange is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the front cross-sectional structure of the connection between the mounting flange and the radial sealing ring of the utility model;

[0022] Figure 2 It is a front cross-sectional structural diagram of the connection between stopper 1 and stopper 2 of the utility model;

[0023] Figure 3 It is a schematic diagram of the front cross-sectional structure of the connection between the gear ring and the positioning hole 2 of the utility model.

[0024] In the figure: 1. Mounting flange; 2. Gear ring; 3. Radial sealing ring; 4. Positioning hole one; 5. Positioning hole two; 6. Countersunk hexagon socket screw; 7. Planetary gear; 8. Stop one; 9. Stop two; 10. Stop three; 11. Stop four; 12. Inlet. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-3The utility model provides a technical solution: a novel double-stop connection sealing structure, comprising: a mounting flange 1, a gear ring 2 is provided on one side of the mounting flange 1, a planetary gear 7 is rotatably provided inside the gear ring 2, a guide mechanism is provided on the surface of the mounting flange 1, and the guide mechanism realizes the guiding function through the cooperation of stop 1 8, stop 2 9, stop 3 10, and stop 4 11, wherein the guide mechanism comprises: a radial sealing ring 3 is provided at a recessed portion of the surface of the mounting flange 1, a stop 1 8 is provided on the surface of the mounting flange 1, a stop 2 9 is provided on the surface of the mounting flange 1, and a stop 3 1 is provided on the surface of the gear ring 2 0, a stopper 4 11 is provided on the surface of the gear ring 2, a threaded hole is provided on one side surface of the mounting flange 1, a hole is opened on one side surface of the mounting flange 1, an opening is provided on one side surface of the gear ring 2, the inner diameter of the hole on one side surface of the mounting flange 1 is the same as the inner diameter of the opening on one side surface of the gear ring 2, a rubber pad is fixedly installed on one side surface of the mounting flange 1, a groove is provided on the surface of the mounting flange 1, a radial sealing ring 3 is arranged in the surface groove of the mounting flange 1, an annular protrusion is provided on the surface of the stopper 1 8, a protrusion is provided on the surface of the stopper 2 9, an annular depression is provided on the inner wall surface of the stopper 3 10, and the inner wall of the stopper 4 11 The surface is provided with an annular depression, the lower end surface of the stopper three 10 is provided with an annular protrusion, and the annular protrusion of the stopper three 10 is arranged on the upper end surface of the groove of the mounting flange 1. When the mounting flange 1 and the gear ring 2 need to be installed, align one side opening of the gear ring 2 with one side opening of the mounting flange 1. With the cooperation of the stopper one 8, the stopper two 9, the stopper three 10, and the stopper four 11, the gear ring 2 can be accurately and initially positioned at one end of the mounting flange 1 through the engagement of the depression and the annular protrusion of the stopper one 8, the stopper two 9, the stopper three 10, and the stopper four 11, and then the countersunk hexagon socket screw 6 is inserted into the positioning hole two 5 , and then tighten the countersunk hexagon socket screw 6 to complete the fixation. The annular protrusion in the stopper three 10 is squeezed with the radial sealing ring 3 to ensure the sealing. When using the countersunk hexagon socket screw 6, the maximum radial outer diameter is the outer diameter of the gear ring, which optimizes the mechanism space and reduces the cost. During the installation process, the seal is separated from the connector to ensure effective connection while increasing the stability of the sealing structure. The assembly process is simple, the screws are driven in radially, and there is no need to erect the mechanism. The double stop provides effective guidance and is easy to install. The rubber pad on one side of the mounting flange 1 and the sealing rubber strip in the inlet 12 ensure the tightness after installation.

[0027] The surface of the mounting flange 1 is provided with a mounting mechanism, wherein the mounting mechanism comprises: a positioning hole 1 4 is provided on the surface of the mounting flange 1, a positioning hole 2 5 is provided on the surface of the mounting flange 1, a countersunk hexagon socket screw 6 is provided inside the positioning hole 2 5, an inlet 12 is provided on one side surface of the mounting flange 1, one end of the countersunk hexagon socket screw 6 is threadedly connected with the threaded hole on the surface of the mounting flange 1, the countersunk hexagon socket screw 6 is inclined, and the inclination angle of the countersunk hexagon socket screw 6 is 2 degrees, a sealing rubber strip is provided on the inner wall surface of the inlet 12, and the positioning hole 1 4 has the same inner diameter as the positioning hole 2 5, the positioning hole 1 4 and the positioning hole 2 5 are both inclined, and the inclination angle of the positioning hole 1 4 and the positioning hole 2 5 is the same as the inclination angle of the countersunk hexagon socket screw 6, the screw head surface of the countersunk hexagon socket screw 6 is in contact with the surface of the positioning hole 1 4 and the positioning hole 2 5. After the mechanism is installed, the countersunk hexagon socket screw 6 is inclined at 2 degrees, which is helpful for locking and preventing loosening. The mechanism reduces the volume of the flange and the gear ring, thereby reducing the cost of parts. At the same time, the heat dissipation structure of the structure is simple and the radial height of the flange is reduced.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new double-end connection sealing structure, comprising: A mounting flange (1) is provided with a gear ring (2) on one side of the mounting flange (1), and a planetary gear (7) is rotatably provided inside the gear ring (2), characterized in that a guide mechanism is provided on the surface of the mounting flange (1), and the guide mechanism realizes a guiding function through the cooperation of stopper one (8), stopper two (9) with stopper three (10), and stopper four (11).

2. A novel double-end connection sealing structure according to claim 1, characterized in that: The guide mechanism comprises: a radial sealing ring (3) is provided at a recessed position on the surface of the mounting flange (1), a stopper 1 (8) is provided on the surface of the mounting flange (1), a stopper 2 (9) is provided on the surface of the mounting flange (1), a stopper 3 (10) is provided on the surface of the gear ring (2), and a stopper 4 (11) is provided on the surface of the gear ring (2).

3. A novel double-end connection sealing structure according to claim 1, characterized in that: The surface of the mounting flange (1) is provided with a mounting mechanism, wherein the mounting mechanism comprises: a first positioning hole (4) is provided on the surface of the mounting flange (1), a second positioning hole (5) is provided on the surface of the mounting flange (1), a countersunk hexagon socket screw (6) is provided inside the second positioning hole (5), and an inlet (12) is provided on one side surface of the mounting flange (1).

4. A novel double-end connection sealing structure according to claim 1, characterized in that: A threaded hole is provided on one side surface of the mounting flange (1), a hole is opened on one side surface of the mounting flange (1), an opening is provided on one side surface of the gear ring (2), the inner diameter of the hole on one side surface of the mounting flange (1) is the same as the inner diameter of the opening on one side surface of the gear ring (2), a rubber pad is fixedly mounted on one side surface of the mounting flange (1), and a groove is provided on the surface of the mounting flange (1).

5. A novel double-end connection sealing structure according to claim 2, characterized in that: The radial sealing ring (3) is arranged in a surface groove of the mounting flange (1), the surface of the stopper one (8) is provided with an annular protrusion, the surface of the stopper two (9) is provided with a protrusion, and the inner wall surface of the stopper three (10) is provided with an annular depression.

6. A novel double-end connection sealing structure according to claim 2, characterized in that: The inner wall surface of the stopper four (11) is provided with an annular depression, the lower end surface of the stopper three (10) is provided with an annular protrusion, and the annular protrusion of the stopper three (10) is arranged on the upper end surface of the groove of the mounting flange (1).

7. A novel double-end connection sealing structure according to claim 3, characterized in that: One end of the countersunk hexagon socket screw (6) is threadedly connected to the threaded hole on the surface of the mounting flange (1); the countersunk hexagon socket screw (6) is tilted, and the tilt angle of the countersunk hexagon socket screw (6) is 2 degrees; a sealing rubber strip is provided on the inner wall surface of the inlet (12); the inner diameters of the positioning hole 1 (4) and the positioning hole 2 (5) are the same; the positioning hole 1 (4) and the positioning hole 2 (5) are both tilted, and the tilt angles of the positioning hole 1 (4) and the positioning hole 2 (5) are the same as the tilt angle of the countersunk hexagon socket screw (6); the screw head surface of the countersunk hexagon socket screw (6) is in contact with the surfaces of the positioning hole 1 (4) and the positioning hole 2 (5).

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