Switch cabinet with high sealing performance

Abstract

The utility model relates to a switch cabinet with high sealing performance, which belongs to the technical field of power equipment, and comprises a sealing plate assembly, the sealing plate assembly comprises a first side sealing plate, a second side sealing plate and a rear sealing plate, the first side sealing plate and the second side sealing plate are oppositely arranged in parallel, and two ends of the rear sealing plate are respectively connected with one end of the first side sealing plate and one end of the second side sealing plate. The rear sealing plate is perpendicular to the first side sealing plate and the second side sealing plate, a sealing assembly is arranged at the end of the rear sealing plate and comprises a pair of inserting plates arranged at the two ends of the rear sealing plate respectively, each inserting plate is provided with a first inserting groove and a second inserting groove, and the first inserting grooves and the second inserting grooves are used for being filled with sealant. The two ends of the rear sealing plate are inserted into the first inserting grooves correspondingly, the ends, close to the rear sealing plate, of the first side sealing plate and the second side sealing plate are inserted into the second inserting grooves correspondingly, and first scale protruding plates are arranged on the groove walls of the first inserting grooves and the groove walls of the second inserting grooves correspondingly. The sealing device has the effect that all the sealing plates can be completely sealed.

Description

Technical Field

[0001] This application relates to the field of power equipment technology, and in particular to a highly sealed switchgear. Background Technology

[0002] With the rapid development of the power grid, various power equipment is increasing rapidly. Among them, switchgear plays a crucial role in the power grid. In the process of power generation, transmission, distribution and power conversion, it plays the role of opening and closing, controlling and protecting electrical equipment. Switchgear contains a variety of electrical equipment, such as instruments, electric magnetic switches, various AC contactors, etc. Some also have high-voltage and low-voltage switchgear. Moreover, there are multiple wires inside the switchgear and various equipment are installed inside the switchgear. Therefore, the market has high requirements for the sealing performance of switchgear.

[0003] Currently, switchgear consists of several sealing plates, which are usually sealed with sealant to ensure the airtightness of the switchgear. However, this sealing method may easily lead to insufficient sealant filling or uneven filling at various points if not carefully monitored, resulting in incomplete sealing between the sealing plates. Utility Model Content

[0004] In order to ensure complete sealing between the sealing plates, this application provides a switch cabinet with high sealing performance.

[0005] This application provides a high-sealing switchgear, which adopts the following technical solution:

[0006] A high-sealing switch cabinet includes a sealing plate assembly. The sealing plate assembly includes a first side sealing plate, a second side sealing plate, and a rear sealing plate. The first side sealing plate and the second side sealing plate are arranged parallel to each other. Both ends of the rear sealing plate are connected to one end of the first side sealing plate and the second side sealing plate, respectively. The rear sealing plate is perpendicular to the first side sealing plate and the second side sealing plate. A sealing component is provided at the end of the rear sealing plate. The sealing component includes a pair of plug-in plates respectively provided at both ends of the rear sealing plate. The plug-in plates are provided with a first plug-in groove and a second plug-in groove. The first plug-in groove and the second plug-in groove are used to fill sealant. Both ends of the rear sealing plate are inserted into the first plug-in groove, and the ends of the first side sealing plate and the second side sealing plate near the rear sealing plate are inserted into the second plug-in groove. A first scale protrusion is provided on the groove wall of both the first plug-in groove and the second plug-in groove. The first scale protrusion is used to observe the amount of sealant.

[0007] By adopting the above technical solution, the first side sealing plate and the second side sealing plate are arranged relatively parallel to each other. The two ends of the rear sealing plate are respectively connected to one end of the first side sealing plate and the second side sealing plate, and the rear sealing plate is perpendicular to the first side sealing plate and the second side sealing plate. This makes the first side sealing plate, the second side sealing plate and the rear sealing plate combine to form the shape of a cabinet. There are plug-in plates at both ends of the rear sealing plate. The two ends of the rear sealing plate are respectively inserted into the first plug-in groove of the plug-in plate. The ends of the first side sealing plate and the second side sealing plate are respectively inserted into the second plug-in groove near the rear sealing plate. A first scale protrusion is provided on the groove wall of the first plug-in groove and the second plug-in groove. The first scale protrusion is used to observe the amount of sealant. When the sealant is filled into the first plug-in groove or the second plug-in groove, the amount of sealant filled can be observed through the first scale protrusion. It is not easy for insufficient or uneven filling of sealant to occur, which is conducive to complete sealing between the sealing plates.

[0008] Optionally, the rear sealing plate has a first slot at each end of its sidewalls that engages with the first scale protrusion, and the sidewall at the end of the first and second side sealing plates that is inserted into the second insertion slot has a second slot that engages with the first scale protrusion.

[0009] By adopting the above technical solution, a first groove is provided at both ends of the rear sealing plate to engage with the first scale protrusion, and a second groove is provided at the end of the first and second side sealing plates that are inserted into the second insertion groove to engage with the first scale protrusion. This allows the first scale protrusion to not only allow the operator to observe the amount of sealant filled, but also to engage with the first and second grooves respectively, so that the first side sealing plate, the second side sealing plate and the rear sealing plate can be fixedly connected.

[0010] Optionally, the sealing plate assembly includes a top sealing plate, one end of which is connected to the top of the first side sealing plate, the second side sealing plate, and the rear sealing plate, and the size of the top sealing plate is larger than the combined size of the first side sealing plate, the second side sealing plate, and the rear sealing plate.

[0011] By adopting the above technical solution, one end of the top sealing plate is connected to the top of the first side sealing plate, the second side sealing plate and the rear sealing plate, and the size of the top sealing plate is larger than the size of the combination of the first side sealing plate, the second side sealing plate and the rear sealing plate, so that rainwater is not easy to seep in from the top of the first side sealing plate, the second sealing plate and the rear sealing plate.

[0012] Optionally, the top sealing plate is provided with a plug-in frame at one end connected to the first side sealing plate, the second side sealing plate and the rear sealing plate. The first side sealing plate and the second side sealing plate are each provided with a third plug-in groove for the plug-in frame to be inserted at one end near the top sealing plate. The rear sealing plate is provided with a fourth plug-in groove for the plug-in frame to be inserted at one end near the top sealing plate. The third plug-in groove and the fourth plug-in groove are respectively provided with a second scale protrusion and a third scale protrusion on the groove wall.

[0013] By adopting the above technical solution, a plug-in frame is provided at the end of the top sealing plate that connects to the first side sealing plate, the second side sealing plate, and the rear sealing plate. A third plug-in groove for the plug-in frame to be inserted is provided at the end of the first side sealing plate and the second side sealing plate near the top sealing plate. A fourth plug-in groove for the plug-in frame to be inserted is provided at the end of the rear sealing plate near the top sealing plate. This allows the top sealing plate to be fixed at the top of the first side sealing plate, the second side sealing plate, and the rear sealing plate after the plug-in frame is inserted into the third plug-in groove and the fourth plug-in groove, respectively. Furthermore, a second scale protrusion and a third scale protrusion are provided on the groove walls of the third plug-in groove and the fourth plug-in groove, respectively. This helps to prevent insufficient or uneven filling of the sealant when it is filled into the third plug-in groove and the fourth plug-in groove.

[0014] Optionally, the plug-in frame is provided with a third slot at the side wall of both the second and third scale protrusions.

[0015] By adopting the above technical solution, a third slot is provided on the side wall of the plug frame aligned with the second and third scale protrusions, so that the top sealing plate can be engaged and fixed to the top of the first side sealing plate, the second side sealing plate, and the rear sealing plate respectively through the third slot.

[0016] Optionally, the sealing plate assembly further includes a bottom sealing plate, one end of which is connected to the bottom ends of the first side sealing plate, the second side sealing plate, and the rear sealing plate. The end of the bottom sealing plate connected to the first side sealing plate, the second side sealing plate, and the rear sealing plate is provided with a plurality of fifth insertion slots, and the groove wall of the fifth insertion slot is provided with a fourth scale protrusion.

[0017] By adopting the above technical solution, one end of the bottom sealing plate is connected to the bottom ends of the first side sealing plate, the second side sealing plate, and the rear sealing plate. Several fifth insertion slots are provided at the end of the bottom sealing plate connected to the first side sealing plate, the second side sealing plate, and the rear sealing plate, so that the first side sealing plate, the second side sealing plate, and the rear sealing plate can be inserted into the fifth insertion slots, and the bottom ends of the first side sealing plate, the second side sealing plate, and the rear sealing plate can be connected to the bottom sealing plate by inserting into the fifth insertion slots. Furthermore, a fourth scale protrusion is provided on the groove wall of the fifth insertion slot, which helps to prevent insufficient or uneven filling of sealant when filling the fifth insertion slot.

[0018] Optionally, the rear sealing plate has a fourth slot at one end near the bottom sealing plate that engages with the fourth scale protrusion, and the first side sealing plate and the second side sealing plate also have a fifth slot at one end near the bottom sealing plate that engages with the fourth scale protrusion.

[0019] By adopting the above technical solution, a fourth slot is provided at one end of the rear sealing plate near the bottom sealing plate, which engages with the fourth scale protrusion, so that the rear sealing plate can be fixed to the bottom sealing plate by engaging the fourth slot with the fourth scale protrusion. A fifth slot is also provided at one end of the first side sealing plate and the second side sealing plate near the bottom sealing plate, which engages with the fourth scale protrusion, so that the first side sealing plate and the second side sealing plate can be fixed to the bottom sealing plate by engaging the fifth slot with the fourth scale protrusion.

[0020] Optionally, the bottom sealing plate is provided with a sixth insertion groove at the position aligned with the insertion plate, the groove wall of the sixth insertion groove is provided with a fifth scale protrusion, and the end of the insertion plate near the bottom sealing plate is provided with a sixth locking groove that engages with the fifth scale protrusion.

[0021] By adopting the above technical solution, a sixth insertion groove is provided at the position of the bottom sealing plate aligned with the insertion plate, a fifth scale protrusion is provided in the sixth insertion groove, and a sixth locking groove is provided at the end of the insertion plate near the bottom sealing plate to engage with the second scale protrusion. This allows the insertion plate to be fixed to the bottom sealing plate by engaging with the fifth scale protrusion through the sixth locking groove. Furthermore, the fifth scale protrusion helps to prevent insufficient or uneven filling of sealant into the sixth insertion groove.

[0022] In summary, this application includes at least one of the following beneficial technical effects:

[0023] 1. The first side sealing plate and the second side sealing plate are arranged parallel to each other. The two ends of the rear sealing plate are connected to one end of the first side sealing plate and the second side sealing plate, respectively. The rear sealing plate is perpendicular to the first side sealing plate and the second side sealing plate, so that the first side sealing plate, the second side sealing plate and the rear sealing plate are combined to form the shape of the cabinet. There are plug-in plates at both ends of the rear sealing plate. The two ends of the rear sealing plate are inserted into the first plug-in groove of the plug-in plate, and the ends of the first side sealing plate and the second side sealing plate are inserted into the second plug-in groove near the rear sealing plate. The first scale protrusion is provided on the groove wall of the first plug-in groove and the second plug-in groove. The first scale protrusion is used to observe the amount of sealant. When the sealant is filled into the first plug-in groove or the second plug-in groove, the amount of sealant filled can be observed through the first scale protrusion, so that the sealant is not insufficient or unevenly filled, which is conducive to complete sealing between the sealing plates.

[0024] 2. A first groove is provided at both ends of the rear sealing plate to engage with the first scale protrusion. A second groove is provided at the end of the first and second side sealing plates that are inserted into the second insertion groove to engage with the first scale protrusion. This allows the first scale protrusion to not only allow the operator to observe the amount of sealant filled, but also to engage with the first and second grooves respectively, so that the first side sealing plate, the second side sealing plate and the rear sealing plate can be fixedly connected.

[0025] 3. Connect one end of the top sealing plate to the top of the first side sealing plate, the second side sealing plate and the rear sealing plate, and make the size of the top sealing plate larger than the size of the combination of the first side sealing plate, the second side sealing plate and the rear sealing plate, so that rainwater is not easy to seep in from the top of the first side sealing plate, the second sealing plate and the rear sealing plate. Attached Figure Description

[0026] Figure 1 This is a schematic diagram of the overall structure in the embodiments of this application.

[0027] Figure 2 This is a partial exploded structural diagram of the sealing plate assembly in the embodiments of this application.

[0028] Figure 3 This is a schematic diagram of the sealing assembly in an embodiment of this application.

[0029] Figure 4 yes Figure 2 A schematic diagram of the structure of part A in the middle.

[0030] Figure 5 yes Figure 2 A schematic diagram of the structure of section B.

[0031] Figure 6 This is a schematic diagram of the bottom sealing plate in an embodiment of this application.

[0032] Figure 7 yes Figure 6 A schematic diagram of the structure of section C.

[0033] Figure 8 yes Figure 2 A schematic diagram of the structure of section D.

[0034] Figure 9 yes Figure 2 A schematic diagram of the structure of section E in the middle.

[0035] Figure 10 This is a partial structural schematic diagram of the first plug-in board in the embodiments of this application.

[0036] Figure 11 This is a partial structural schematic diagram of the sealing plate assembly and sealing assembly in the embodiments of this application.

[0037] Figure 12 This is a schematic diagram of the top sealing plate in an embodiment of this application.

[0038] Figure 13 yes Figure 12 A schematic diagram of the structure of section F in the middle.

[0039] Figure 14 yes Figure 1 A schematic diagram of the structure of the G section.

[0040] Explanation of reference numerals in the attached drawings: 1. Sealing plate assembly; 11. First side sealing plate; 111. Second slot; 112. Fifth slot; 113. Third insertion slot; 114. Second scale protrusion; 12. Second side sealing plate; 13. Rear sealing plate; 131. First slot; 132. Fourth slot; 133. Fourth insertion slot; 134. Third scale protrusion; 14. Top sealing plate; 141. Insertion frame; 142. Third slot; 143. Curved surface; 15. Bottom sealing plate; 151. Fifth insertion slot; 152. Fourth scale protrusion; 153. Sixth... 1. Insertion groove; 154. Fifth scale protrusion; 16. First partition; 161. Second sealing groove; 17. Second shelf; 18. Third partition; 181. Eighth insertion groove; 2. Sealing assembly; 21. Insertion plate; 211. First insertion plate; 2111. First insertion groove; 2112. Second insertion groove; 2113. First scale protrusion; 2114. Connecting groove; 212. Second insertion plate; 2121. Seventh insertion groove; 2122. First sealing groove; 213. Sixth slot; 22. Sealing door; 221. Sealing ring. Detailed Implementation

[0041] The following is in conjunction with the appendix Figure 1-14 This application will be described in further detail.

[0042] This application discloses a switchgear with high sealing performance. (Refer to...) Figure 1 A high-sealing switchgear includes a sealing plate assembly 1 and a sealing assembly 2, wherein the sealing assembly 2 is connected to the sealing plate assembly 1, thereby improving the sealing performance between the sealing plate assemblies 1.

[0043] Reference Figure 1 and Figure 2 The sealing plate assembly 1 includes a first side sealing plate 11, a second side sealing plate 12, a rear sealing plate 13, a top sealing plate 14, and a bottom sealing plate 15. The first side sealing plate 11 and the second side sealing plate 12 are arranged parallel to each other. If the first side sealing plate 11 is located to the left of the second side sealing plate 12, then the second side sealing plate 12 is located to the right of the first side sealing plate 11. The rear sealing plate 13 is vertically arranged between the first side sealing plate 11 and the second side sealing plate 12, and the left end of the rear sealing plate 13 is connected to the rear end of the first side sealing plate 11, and the right end of the rear sealing plate 13 is connected to the rear end of the second side sealing plate 15. The rear ends of the plates 12 are connected. The top sealing plate 14 is located at the upper end of the first side sealing plate 11, the second side sealing plate 12 and the rear sealing plate 13, and the bottom sealing plate 15 is located at the lower end of the first side sealing plate 11, the second side sealing plate 12 and the rear sealing plate 13, so that the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, the top sealing plate 14 and the bottom sealing plate 15 are combined to form a frame. In this embodiment, a first partition plate 16 and a second shelf 17 are provided between the first side sealing plate 11 and the second side sealing plate 12, dividing the space inside the cabinet into three chambers.

[0044] Reference Figure 1 , Figure 2 and Figure 3 The sealing assembly 2 includes several plug-in plates 21, which are a pair of first plug-in plates 211 and a pair of second plug-in plates 212 arranged opposite to each other. The first plug-in plates 211 and the second plug-in plates 212 are both L-shaped. The two ends of the pair of first plug-in plates 211 are respectively provided with a first plug-in groove 2111 and a second plug-in groove 2112. A seventh plug-in groove 2121 is provided at one end of the pair of second plug-in plates 212. The first plug-in groove 2111, the second plug-in groove 2112 and the seventh plug-in groove 2121 are all used to fill sealant. The left and right ends of the rear sealing plate 13 are respectively inserted into the first plug-in groove 2111 of the pair of first plug-in plates 211. The rear ends of the first side sealing plate 11 and the second side sealing plate 12 are respectively inserted into the second plug-in groove 2112 of the pair of first plug-in plates 211. The front ends of the first side sealing plate 11 and the second side sealing plate 12 are respectively inserted into the seventh plug-in groove 2121 of the pair of second plug-in plates 212.

[0045] Reference Figure 2 , Figure 3 , Figure 4 and Figure 5 A first scale protrusion 2113 is integrally formed on the groove walls of the first insertion groove 2111, the second insertion groove 2112, and the seventh insertion groove 2121. The first scale protrusion 2113 is used by the user to clearly know the amount of sealant to be filled. A first slot 131 that engages with the first scale protrusion 2113 is provided on the side walls of both the left and right ends of the rear sealing plate 13. A second slot 111 that engages with the first scale protrusion 2113 is provided on the side walls of both the front and rear ends of the first side sealing plate 11 and the second side sealing plate 12.

[0046] Reference Figure 2 and Figure 6 In order to seal and fix the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, a pair of first plug-in plates 211 and a pair of second plug-in plates 212 onto the bottom sealing plate 15, a plurality of fifth plug-in grooves 151 are provided on the upper end face of the bottom sealing plate 15. The fifth plug-in grooves 151 are used to connect with the first side sealing plate 11, the second side sealing plate 12 and the rear sealing plate 13. Therefore, in this embodiment, three fifth plug-in grooves 151 are provided on the upper end face of the bottom sealing plate 15. The fifth plug-in grooves 151 are also used to fill sealant.

[0047] Reference Figure 2 , Figure 7 , Figure 8 and Figure 9To improve sealing, a fourth scale protrusion 152 is integrally formed on the wall of the fifth insertion groove 151. A fourth slot 132 that engages with the fourth scale protrusion 152 is provided on the lower side wall of the rear sealing plate 13. A fifth slot 112 that engages with the fourth scale protrusion 152 is also provided at the lower end of the first side sealing plate 11 and the second side sealing plate 12.

[0048] Reference Figure 3 , Figure 6 , Figure 7 and Figure 10 Four sets of sixth insertion slots 153 are evenly distributed on the upper end face of the bottom sealing plate 15. Each set of sixth insertion slots 153 consists of two "L"-shaped insertion slots. The four sets of sixth insertion slots 153 correspond one-to-one with the four insertion plates 21. In order to improve the sealing performance, a fifth scale protrusion 154 is integrally formed on the groove wall of the sixth insertion slot 153. A sixth locking groove 213 is provided on the lower side wall of a pair of first insertion plates 211 and a pair of second insertion plates 212 to engage with the fifth scale protrusion 154.

[0049] Reference Figure 2 and Figure 11 The top sealing plate 14 is located above the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, a pair of first plug-in plates 211, and a pair of second plug-in plates 212. In order to better seal and fix the top sealing plate 14 above the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, a pair of first plug-in plates 211, and a pair of second plug-in plates 212, a third partition plate 18 is welded between the first side sealing plate 11 and the second side sealing plate 12. The left and right ends of the third partition plate 18 are respectively connected to the upper ends of the first side sealing plate 11 and the second side sealing plate 12. The rear end of the third partition plate 18 is connected to the upper end of the rear sealing plate 13, so that the upper end surface of the third partition plate 18 is flush with the upper end surfaces of the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, a pair of first plug-in plates 211, and a pair of second plug-in plates 212.

[0050] Reference Figure 11 and Figure 12An integrally formed insertion frame 141 is formed at the lower end of the top sealing plate 14. A third insertion groove 113 is formed at the upper end face of the first side sealing plate 11 and the second side sealing plate 12. A fourth insertion groove 133 is formed at the upper end face of the rear sealing plate 13. An eighth insertion groove 181 is formed at the upper end face of the third partition plate 18 near the front end. A connecting groove 2114 is provided at a pair of first insertion plates 211 and a pair of second insertion plates 212 to connect the third insertion groove 113, the fourth insertion groove 133 and the eighth insertion groove 181. The shape formed by the connection of the third insertion groove 113, the fourth insertion groove 133, the eighth insertion groove 181 and the connecting groove 2114 is consistent with the insertion frame 141, so that the insertion frame 141 can be inserted into the third insertion groove 113, the fourth insertion groove 133, the eighth insertion groove 181 and the connecting groove 2114.

[0051] Reference Figure 4 , Figure 5 , Figure 11 and Figure 13 To improve sealing, a second graduated protrusion 114 is integrally formed on the wall of the third insertion slot 113, and a third graduated protrusion 134 is integrally formed on the walls of the fourth insertion slot 133 and the eighth insertion slot 181. A third locking groove 142 is provided at a corresponding position on the insertion frame 141 to engage with the second graduated protrusion 114 and the third graduated protrusion 134 respectively. When the top sealing plate 14 is sealed and fixed to the first side sealing plate via the third locking groove 142 and the second graduated protrusion 114 and the third graduated protrusion 134... 11. After the upper ends of the second side sealing plate 12, the rear sealing plate 13, the pair of first plug-in plates 211 and the pair of second plug-in plates 212, the cross-sectional dimension of the top sealing plate 14 is larger than the cross-sectional dimension of the cabinet composed of the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, the pair of first plug-in plates 211 and the pair of second plug-in plates 212. Furthermore, the top sealing plate 14 has downward curved arc surfaces 143 on all four sides, which makes it difficult for rainwater to seep in from the top of the cabinet, and allows rainwater to flow down along the arc surfaces 143.

[0052] Reference Figure 1 and Figure 14The cabinet is divided into three chambers by the first partition 16 and the second shelf 17. Therefore, a three-headed sealing door 22 is hinged at one of the second plug-in plates 212. The three-headed sealing door 22 is similar to the sealing structure of the cabinet when closed. Therefore, in this embodiment, the sealing door 22 of the middle chamber is described as an example. A sealing ring 221 is fixed at one end of the sealing door 22 facing the inside of the chamber. A first sealing groove 2122 is opened at the front end of a pair of second plug-in plates 212. A second sealing groove 161 is opened at the front end of the first partition 16 and the second shelf 17. The pair of first sealing grooves 2122 and the pair of second sealing grooves 161 are connected so that when the sealing door 22 is closed, the sealing ring 221 can cooperate with the first sealing groove 2122 and the second sealing groove 161 to seal.

[0053] The implementation principle of a high-sealing switchgear according to an embodiment of this application is as follows: Before the first side sealing plate 11, the second side sealing plate 12, and the rear sealing plate 13 are respectively inserted and sealed with a pair of first plug-in plates 211 and a pair of second plug-in plates 212, sealant is first filled into the first plug-in groove 2111, and an appropriate amount of sealant is filled into the first scale protrusion 2113. Then, one end of the rear sealing plate 13 is inserted into the first plug-in groove 2111. Then, the same action is performed to seal and fix the first side sealing plate 11, the second side sealing plate 12, the rear sealing plate 13, the pair of first plug-in plates 211, and the pair of second plug-in plates 212.

[0054] Fill the fifth insertion groove 151 and the sixth insertion groove 153 of the bottom sealing plate 15 with sealant. Similarly, fill the fourth scale protrusion 152 and the fifth scale protrusion 154 with an appropriate amount of sealant. Then, align the fixed first side sealing plate 11, second side sealing plate 12 and rear sealing plate 13 with the fifth insertion groove 151, and align a pair of first insertion plates 211 and a pair of second insertion plates 212 with the sixth insertion groove 153. Insert them together to seal and fix them on the bottom sealing plate 15.

[0055] Finally, sealant is filled into the third insertion slot 113, the fourth insertion slot 133, the eighth insertion slot 181 and the connecting slot 2114. According to the second scale protrusion 114 and the third scale protrusion 134, an appropriate amount of sealant is filled into the slots. The insertion frame 141 of the top sealing plate 14 is inserted into the third insertion slot 113, the fourth insertion slot 133, the eighth insertion slot 181 and the connecting slot 2114, and can be further fixed with screws.

[0056] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A switch cabinet with high sealing performance, characterized in that: The system includes a sealing plate assembly (1), which comprises a first side sealing plate (11), a second side sealing plate (12), and a rear sealing plate (13). The first side sealing plate (11) and the second side sealing plate (12) are arranged parallel to each other. The two ends of the rear sealing plate (13) are respectively connected to one end of the first side sealing plate (11) and the second side sealing plate (12). The rear sealing plate (13) is perpendicular to the first side sealing plate (11) and the second side sealing plate (12). A sealing assembly (2) is provided at the end of the rear sealing plate (13). The sealing assembly (2) includes a pair of plug-in plates (21) respectively disposed at both ends of the rear sealing plate (13). The plug plate (21) is provided with a first plug groove (2111) and a second plug groove (2112). The first plug groove (2111) and the second plug groove (2112) are used to fill sealant. The two ends of the rear sealing plate (13) are respectively inserted into the first plug groove (2111). The ends of the first side sealing plate (11) and the second side sealing plate (12) near the rear sealing plate (13) are respectively inserted into the second plug groove (2112). The first scale protrusion (2113) is provided on the groove wall of the first plug groove (2111) and the second plug groove (2112). The first scale protrusion (2113) is used to observe the amount of sealant.

2. The high-sealing switchgear according to claim 1, characterized in that: The rear sealing plate (13) has a first slot (131) at both ends of its sidewalls that engages with the first scale protrusion (2113). The sidewalls at the ends of the first side sealing plate (11) and the second side sealing plate (12) that are inserted into the second insertion slot (2112) have a second slot (111) that engages with the first scale protrusion (2113).

3. A high-sealing switchgear according to claim 2, characterized in that: The sealing plate assembly (1) includes a top sealing plate (14), one end of which is connected to the top of the first side sealing plate (11), the second side sealing plate (12) and the rear sealing plate (13). The size of the top sealing plate (14) is larger than the size of the combination of the first side sealing plate (11), the second side sealing plate (12) and the rear sealing plate (13).

4. A high-sealing switchgear according to claim 3, characterized in that: The top sealing plate (14) is provided with a plug-in frame (141) at one end connected to the first side sealing plate (11), the second side sealing plate (12) and the rear sealing plate (13). The first side sealing plate (11) and the second side sealing plate (12) are each provided with a third plug-in groove (113) for the plug-in frame (141) to be inserted at one end near the top sealing plate (14). The rear sealing plate (13) is provided with a fourth plug-in groove (133) for the plug-in frame (141) to be inserted at one end near the top sealing plate (14). The third plug-in groove (113) and the fourth plug-in groove (133) are respectively provided with a second scale protrusion (114) and a third scale protrusion (134) on the groove wall.

5. A high-sealing switchgear according to claim 4, characterized in that: The plug frame (141) is provided with a third slot (142) on the side wall of the second scale protrusion (114) and the third scale protrusion (134).

6. A high-sealing switchgear according to claim 3, characterized in that: The sealing plate assembly (1) further includes a bottom sealing plate (15). One end of the bottom sealing plate (15) is connected to the bottom end of the first side sealing plate (11), the second side sealing plate (12), and the rear sealing plate (13). The end of the bottom sealing plate (15) connected to the first side sealing plate (11), the second side sealing plate (12), and the rear sealing plate (13) is provided with a plurality of fifth insertion slots (151). The groove wall of the fifth insertion slot (151) is provided with a fourth scale protrusion (152).

7. A high-sealing switchgear according to claim 6, characterized in that: The rear sealing plate (13) has a fourth slot (132) at one end near the bottom sealing plate (15) that engages with the fourth scale protrusion (152). The first side sealing plate (11) and the second side sealing plate (12) also have a fifth slot (112) at one end near the bottom sealing plate (15) that engages with the fourth scale protrusion (152).

8. A high-sealing switchgear according to claim 7, characterized in that: The bottom sealing plate (15) is provided with a sixth insertion groove (153) at the position of the insertion plate (21). The groove wall of the sixth insertion groove (153) is provided with a fifth scale protrusion (154). The end of the insertion plate (21) near the bottom sealing plate (15) is provided with a sixth locking groove (213) that engages with the fifth scale protrusion (154).

Images