Pouring gate structure of electric cabinet

Abstract

The utility model discloses a pouring gate structure of an electric cabinet, which belongs to the field of moulds and comprises a feeding pouring gate, a rectangular cavity and an exhaust passage, the cavity is provided with a first side wall, a second side wall, a third side wall and a fourth side wall, the first side wall and the fourth side wall are oppositely arranged, the second side wall and the third side wall are oppositely arranged, and the exhaust passage is arranged on the feeding pouring gate. The feeding pouring gate comprises a pouring gate opening, a first side pouring gate, a second side pouring gate and a third side pouring gate, the first side pouring gate, the second side pouring gate and the third side pouring gate are all communicated with the pouring gate opening, the first side pouring gate extends to the first side wall, the second side pouring gate extends to the second side wall, the third side pouring gate extends to the third side wall, and the exhaust passage is connected with the fourth side wall. Through the design, feeding is conducted in three directions of the cavity, the flow path of metal liquid is short, transmission of casting pressure meets the requirement, and bubbles in a finished product of the electric cabinet are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould field especially is related to electric control box runner structure. BACKGROUND

[0002] As shown in the accompanying drawings, Figure 1 The outer wall 210 of the electric control box 200 is thin, the inner middle wall 220 is thick, there are more ups and downs in the shape, in the existing electric control box casting process, the runner is located on the single side of the cavity, adopts the single side feeding mode, causes the transmission of casting pressure to not meet the requirement, the flow of the metal liquid is longer, the electric control box 200 formed by casting has more blowholes, and the quality of the electric control box is poor. UTILITY MODEL CONTENT

[0003] In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a multi-side feeding electric control box runner structure.

[0004] One of the purposes of the utility model is realized by the following technical scheme:

[0005] The electric control box runner structure comprises a feeding runner, a cavity and an exhaust passage, the cavity is in a rectangular shape, the cavity is provided with a first side wall, a second side wall, a third side wall and a fourth side wall, the first side wall and the fourth side wall are oppositely arranged, the second side wall and the third side wall are oppositely arranged, the feeding runner comprises a runner port, a first side runner, a second side runner and a third side runner, the first side runner, the second side runner and the third side runner are all in communication with the runner port, the first side runner extends to the first side wall, the second side runner extends to the second side wall, the third side runner extends to the third side wall, and the exhaust passage is connected with the fourth side wall.

[0006] Further, the first side runner comprises a plurality of flow channels, and the plurality of flow channels are arranged at intervals on the first side wall.

[0007] Further, among the plurality of flow channels of the first side runner, the cross-sectional area of the flow channel close to the center line of the cavity is greater than that of the flow channel far away from the center line of the cavity.

[0008] Further, the plurality of flow channels of the first side runner are symmetrically arranged about the runner port.

[0009] Further, the second side runner comprises a plurality of flow channels, and the plurality of flow channels are arranged at intervals along the second side wall.

[0010] Further, the second side runner further comprises a main channel and a branch channel, the branch channel is communicated with the main channel, the branch channel extends along the extending direction of the second side wall, the connection between the main channel and the branch channel forms a bending structure, and the main channel and the branch channel are both provided with the flow channel.

[0011] Further, the number of the branch channels is multiple, the multiple branch channels are communicated, and the adjacent two branch channels form a bending structure.

[0012] Further, among the multiple flow channels of the second side runner, the cross-sectional area of the flow channel close to the runner gate is greater than that of the flow channel far away from the runner gate.

[0013] Further, the third side runner comprises multiple flow channels, and the multiple flow channels are arranged at intervals along the third side wall.

[0014] Further, the third side runner further comprises a main channel and a branch channel, the branch channel is communicated with the main channel, the branch channel extends along the extending direction of the third side wall, the connection between the main channel and the branch channel forms a bending structure, and the main channel and the branch channel are both provided with the flow channel.

[0015] Compared with the prior art, the feeding runner of the electric control box runner structure comprises a runner gate, a first side runner, a second side runner and a third side runner, the first side runner, the second side runner and the third side runner are communicated with the runner gate, the first side runner extends to a first side wall, the second side runner extends to a second side wall, the third side runner extends to a third side wall, and an exhaust runner is connected with a fourth side wall. Through the above design, the metal liquid flows in three directions of the cavity, the flow process of the metal liquid is short, the transmission of the casting pressure meets the requirements, and the bubbles in the electric control box product are reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the electric control box in the background art;

[0017] Figure 2 It is a perspective view of the electric control box runner structure of the utility model;

[0018] Figure 3 It is Figure 2 a perspective view of the feeding runner of the electric control box runner structure;

[0019] Figure 4 It is Figure 3 another perspective view of the feeding runner;

[0020] Figure 5 It is Figure 2 a perspective view of the exhaust runner of the electric control box runner structure.

[0021] Fig. 200, electric control box; 210, outer wall; 220, intermediate wall; 100, electric control box runner structure; 10, feed runner; 11, runner gate; 12, first side runner; 120, first runner; 121, second runner; 122, third runner; 123, fourth runner; 13, second side runner; 130, first main channel; 131, fifth runner; 132, sixth runner; 133, first branch; 134, seventh runner; 135, second branch; 136, eighth runner; 14, third side runner; 140, second main channel; 141, ninth runner; 142, tenth runner; 143, third branch; 144, eleventh runner; 20, cavity; 21, first side wall; 22, second side wall; 23, third side wall; 24, fourth side wall; 30, exhaust passage; 31, ladle; 32, exhaust groove; 321, first upper air groove; 322, second upper air groove; 323, first bottom air groove; 324, first side air groove; 325, second side air groove; 326, second bottom air groove; 327, third side air groove; 328, fourth side air groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0023] It should be noted that when a component is referred to as being "fixed" to another component, it can be directly on the other component or can be fixed thereto via a further intermediate component. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or can be connected thereto via a further intermediate component. When a component is referred to as being "disposed" on another component, it can be directly on the other component or can be disposed thereon via a further intermediate component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this description, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0025] Please refer to Figures 2 to 5The electric control box runner structure 100 is used for manufacturing the electric control box 200 as shown in the drawings. Figure 1 The electric control box 200 has a thin thickness of the outer wall 210 and a large thickness of the middle wall 220.

[0026] Please continue to refer to Figure 2 The electric control box runner structure 100 includes a feeding runner 10, a cavity 20, and an exhaust runner 30.

[0027] Please continue to refer to Figure 3 and Figure 4 The feeding runner 10 includes a runner port 11, a first side runner 12, a second side runner 13, and a third side runner 14. The first side runner 12, the second side runner 13, and the third side runner 14 are in communication with the runner port 11, and the runner port 11 is used for metal liquid to enter, and the metal liquid enters the cavity 20 from the first side runner 12, the second side runner 13, and the third side runner 14.

[0028] The first side runner 12 is connected with the first side wall 21, and the first side runner 12 includes a plurality of flow channels which are arranged at intervals on the first side wall 21. Among the plurality of flow channels of the first side runner 12, the cross-sectional area of the flow channel close to the center line of the cavity 20 is greater than that of the flow channel far away from the center line of the cavity 20. The plurality of flow channels of the first side runner 12 are symmetrically arranged about the runner port 11. Specifically, the first side runner 12 includes four flow channels, which are a first flow channel 120, a second flow channel 121, a third flow channel 122, and a fourth flow channel 123 arranged in sequence. The cross-sectional area of the second flow channel 121 is equal to that of the third flow channel 122, the cross-sectional area of the second flow channel 121 is greater than that of the first flow channel 120, and the cross-sectional area of the second flow channel 121 is greater than that of the fourth flow channel 123.

[0029] The second side runner 13 includes a plurality of flow channels which are arranged at intervals along the second side wall 22. The second side runner 13 further includes a main channel and a branch, the branch is in communication with the main channel, the branch and the main channel extend along the extension direction of the second side wall 22, the connection between the branch and the main channel forms a bending structure, and the main channel and the branch are both provided with flow channels. The number of the branches is plural, the plural branches are in communication, and the adjacent two branches extend along the extension direction of the second side wall 22, and the connection between the adjacent two branches forms a bending structure. Among the plurality of flow channels of the second side runner 13, the cross-sectional area of the flow channel close to the runner port 11 is greater than that of the flow channel far away from the runner port 11.

[0030] Specifically, the second side gate 13 includes a first main channel 130, a fifth runner 131, a sixth runner 132, a first branch 133, a seventh runner 134, a second branch 135, and an eighth runner 136. The first main channel 130 is in communication with the first branch 133 and the second branch 135 and extends in the same direction, and the connection between the first main channel 130 and the first branch 133 forms a bending structure to slow down the metal liquid and balance the metal liquid flow sequence. The connection between the first branch 133 and the second branch 135 also forms a bending structure. The fifth runner 131 and the sixth runner 132 are in communication with the first main channel 130, the seventh runner 134 is in communication with the first branch 133, and the eighth runner 136 is in communication with the second branch 135. The cross-sectional areas of the fifth runner 131, the sixth runner 132, the seventh runner 134, and the eighth runner 136 decrease in turn.

[0031] The third side gate 14 includes a plurality of runners arranged at intervals along the third side wall 23. The third side gate 14 also includes a main channel and a branch in communication with the main channel, the branch extending in the extension direction of the third side wall 23 with the main channel, and the connection between the branch and the main channel forming a bending structure. The main channel and the branch are each provided with a runner.

[0032] Specifically, the third side gate 14 includes a second main channel 140, a ninth runner 141, a tenth runner 142, a third branch 143, and an eleventh runner 144. The second main channel 140 is in communication with the third branch 143 and extends along the third side wall 23 with the third branch 143. The connection between the second main channel 140 and the third branch 143 forms a bending structure to slow down the metal liquid and balance the metal liquid flow sequence. The ninth runner 141 and the tenth runner 142 are in communication with the second main channel 140, and the eleventh runner 144 is in communication with the third branch 143. The cross-sectional areas of the ninth runner 141, the tenth runner 142, and the eleventh runner 144 decrease in turn.

[0033] Please continue to refer to Figure 2 The cavity 20 has a rectangular structure and includes a first side wall 21, a second side wall 22, a third side wall 23, and a fourth side wall 24. The first side wall 21 is opposite the fourth side wall 24, and the second side wall 22 and the third side wall 23 are opposite each other. The first side wall 21 is close to the gate 11.

[0034] Please continue to refer to Figure 5 The exhaust passage 30 includes a plurality of ladles 31 and a plurality of exhaust grooves 32. The plurality of ladles 31 are connected to the cavity 20 and are arranged at the bottom of the first side wall 21, the bottom of the second side wall 22, and the bottom of the third side wall 23. The plurality of exhaust grooves 32 are connected to the cavity 20 to exhaust the gas in the cavity 20 and form a vacuum.

[0035] Specifically, the number of exhaust grooves 32 is four, and the four exhaust grooves 32 are respectively a first upper air groove 321, a second upper air groove 322, a first bottom air groove 323 and a second bottom air groove 326. The first upper air groove 321 and the second upper air groove 322 are arranged at the top of the cavity 20, and the first bottom air groove 323 and the second bottom air groove 326 are arranged at the bottom of the cavity 20 and extend from the bottom to the top. Specifically, the first bottom air groove 323 includes a first side air groove 324 and a second side air groove 325, the first side air groove 324 is located at the bottom of the third side wall 23, and the second side air groove 325 is located at the bottom of the fourth side wall 24. The first side air groove 324 is perpendicular to the second side air groove 325. The second bottom air groove 326 is arranged at the bottom of the cavity 20 and extends from the bottom to the top. The second bottom air groove 326 includes a third side air groove 327 and a fourth side air groove 328, the third side air groove 327 is located at the bottom of the second side wall 22, and the fourth side air groove 328 is located at the bottom of the fourth side wall 24.

[0036] Compared with the prior art, the feeding gate 10 of the utility model electric control box 200 gate structure includes a gate 11, a first side gate 12, a second side gate 13 and a third side gate 14, the first side gate 12, the second side gate 13 and the third side gate 14 are all communicated with the gate 11, the first side gate 12 extends to the first side wall 21, the second side gate 13 extends to the second side wall 22, the third side gate 14 extends to the third side wall 23, the exhaust passage 30 is connected with the fourth side wall 24, through the above design, the cavity 20 feeds in three directions, the flow of the metal liquid is shorter, the transmission of the casting pressure meets the requirements, and the bubbles in the finished product of the electric control box 200 are reduced.

[0037] The above embodiments only express several embodiments of the utility model, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of deformations and improvements can be made, which are equivalent modifications and evolution of the above embodiments according to the essential technology of the utility model, and these all belong to the protection scope of the utility model.

Claims

1. A sprue structure for an electrical control box, comprising a feed sprue, a cavity, and an exhaust channel, wherein the cavity is rectangular and has a first sidewall, a second sidewall, a third sidewall, and a fourth sidewall, wherein the first sidewall and the fourth sidewall are opposite to each other, and the second sidewall and the third sidewall are opposite to each other, characterized in that: The feed gating system includes a gating opening, a first side gating, a second side gating, and a third side gating. The first side gating, the second side gating, and the third side gating are all connected to the gating opening. The first side gating extends to the first side wall, the second side gating extends to the second side wall, and the third side gating extends to the third side wall. The venting channel is connected to the fourth side wall.

2. The gating structure for the electrical control box according to claim 1, characterized in that: The first side gating system includes multiple flow channels, which are spaced apart on the first sidewall.

3. The gating structure for the electrical control box according to claim 2, characterized in that: In the first side runner, the cross-sectional area of ​​the runner closer to the center line of the cavity is larger than that of the runner farther from the center line of the cavity.

4. The gating structure for the electrical control box according to claim 2, characterized in that: The multiple flow channels of the first side gating are symmetrically arranged about the gating opening.

5. The gating structure for the electrical control box according to claim 1, characterized in that: The second side gating system includes multiple flow channels, which are spaced apart along the second sidewall.

6. The gating structure for the electrical control box according to claim 5, characterized in that: The second side gating system also includes a main channel and a branch channel. The branch channel is connected to the main channel and extends along the extension direction of the second side wall. The connection between the branch channel and the main channel forms a bend structure. The main channel and the branch channel are both provided with the flow channel.

7. The gating structure for the electrical control box according to claim 6, characterized in that: The number of branches is multiple, the multiple branches are connected, the multiple branches extend along the extension direction of the second sidewall, and the connection between two adjacent branches forms a bending structure.

8. The gating structure for the electrical control box according to claim 5, characterized in that: In the second side runner, the cross-sectional area of ​​the runner closer to the runner opening is larger than that of the runner farther from the runner opening.

9. The gating structure for the electrical control box according to claim 1, characterized in that: The third side gating system includes multiple flow channels, which are spaced apart along the third side wall.

10. The gating structure for the electrical control box according to claim 9, characterized in that: The third side gating system also includes a main channel and a branch channel. The branch channel is connected to the main channel and extends along the extension direction of the third side wall. The connection between the branch channel and the main channel forms a bend structure. The main channel and the branch channel are both provided with the flow channel.

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