A dry-type transformer cover fixing structure

Abstract

The present invention relates to a dry-type transformer cover fixing structure, comprising: a cover assembly, the cover assembly comprising a cover body, a rectangular cavity, a matching groove, a groove and a horizontal groove, the inner side of the cover body is provided with a rectangular cavity, the inner bottom wall of the rectangular cavity is provided with a matching groove, the inner bottom wall of the matching groove is provided with a groove, and the two sides of the top of the rectangular cavity are respectively provided with a horizontal groove; the inner side of the rectangular cavity accommodates a dry-type transformer assembly, the dry-type transformer assembly comprises a dry-type transformer body, a connecting part and a base frame, the top of the dry-type transformer body is provided with a connecting part, the bottom of the dry-type transformer body is provided with a base frame, and the base frame extends into the matching groove and is sleeved with the groove. Through the use of a horizontal locking piece, through the use of the base frame, the groove and the locking column, the top and bottom of the dry-type transformer assembly are respectively fixed, so that the cover body and the dry-type transformer assembly can be firmly locked.

Description

Technical Field

[0001] The invention belongs to the field of fixing structures, in particular to a dry-type transformer cover fixing structure. Background Art

[0002] The existing relevant patent, patent number CN202310199648.5, "A dry-type transformer cover fixing structure and its use method", has "through holes are opened, the through holes can provide a through channel for the support sleeve, the support sleeve can provide a space for the guide hole, and the guide hole can provide a guiding function for the guide bar and the limit column. The staff needs to control the motor to start under the support of the fixed plate, so that the motor drives the rotating rod to rotate with the bearing as the center of the circle, so that the rotating rod can drive the bevel gear to rotate under the action of external force, and the bevel gear will use the meshing action to drive the two sub-gears to rotate under the action of the rotating power, so that the sub-gear drives the screw to rotate, and at the same time the screw Under the action of rotating power, the limit column will be pushed by the thread to move to both sides under the guiding cooperation of the guide bar and the guide hole, until the limit column moves from the inner side of the support sleeve through the guide hole to the top of the through hole and blocks the through hole, and then the support sleeve is prevented from moving downward out of the through hole under the low-speed limit of the limit column and the guide bar, so that the fixing plate can be more conveniently and firmly connected with the dry-type transformer, providing convenience for the staff to fix the dry-type transformer. However, it still has some shortcomings, such as it does not fix the top and bottom of the dry-type transformer separately, and the connection between the cover and the dry-type transformer is not firm enough. Therefore, a dry-type transformer cover fixing structure is proposed. Summary of the invention

[0003] The purpose of this section is to summarize some aspects of embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and the invention title of this application to avoid blurring the purpose of this section, the specification abstract and the invention title, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0004] In view of the following technical problems in the prior art: the top and the bottom of the dry-type transformer are not fixed separately, and the connection between the cover and the dry-type transformer is not stable enough.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: a dry-type transformer cover fixing structure, comprising:

[0006] A cover shell assembly, the cover shell assembly comprising a cover shell body, a rectangular cavity, a matching groove and a matching seat, the inner side of the cover shell body is provided with a rectangular cavity, the inner bottom wall of the rectangular cavity is provided with a matching groove, the inner bottom wall of the matching groove is provided with a matching seat, and two sides of the top of the rectangular cavity are respectively provided with a horizontal groove;

[0007] The inner side of the rectangular cavity accommodates a dry-type transformer assembly, which includes a dry-type transformer body, a connecting portion and a base frame. The top of the dry-type transformer body is provided with a connecting portion, and the bottom of the dry-type transformer body is provided with a base frame, which extends into the matching groove and is sleeved with the matching seat.

[0008] A horizontal locking piece, a horizontal locking piece is respectively installed on both sides of the top of the cover shell body, the horizontal locking piece includes a horizontal seat, a threaded column, an intermediate column and a locking frame, the horizontal seat is fixedly connected to the cover shell body, a horizontal groove is respectively opened on both sides of the top of the rectangular cavity, the horizontal groove is connected to the inner side of the horizontal seat, the inner side of the horizontal groove is movably plugged with an intermediate column, the inner side of the horizontal seat is threadedly connected with a threaded column, the threaded column and the intermediate column are correspondingly plugged, a locking frame is arranged at one end of the intermediate column, and the locking frame is movably connected to the connecting part.

[0009] As a preferred technical solution for the fixing structure of the dry-type transformer cover, the cover assembly includes a heat absorption layer and a heat dissipation layer, and a heat absorption layer is respectively arranged on the four sides of the inner side of the rectangular cavity, and the side of the heat absorption layer away from the inner wall of the rectangular cavity is wavy;

[0010] A heat dissipation layer is respectively arranged on the four side surfaces of the outer side of the housing body;

[0011] The heat absorbing layer can absorb the heat in the rectangular cavity and conduct it to the heat dissipating layer through the cover shell body, and the heat dissipating layer transfers the heat to the air.

[0012] As a preferred technical solution for the fixing structure of the dry-type transformer cover, the intermediate column is provided with a matching groove away from the locking frame, and the threaded column is movably plugged into the matching groove on the intermediate column;

[0013] The locking frame is engaged with the connecting part so that the top of the dry-type transformer assembly is locked, thereby fixing the dry-type transformer assembly inside the rectangular cavity.

[0014] As a preferred technical solution for the fixing structure of the dry-type transformer cover, the cover assembly further includes a locking plate, a stabilizing cavity, a locking column and an insertion groove. The bottom of the cover body is provided with a stabilizing cavity and an insertion groove, the insertion groove and the stabilizing cavity are connected, a locking plate is respectively installed on the front and back of the bottom wall of the cover body, a locking column is respectively arranged at both ends of the locking plate, the locking column is inserted into the matching seat to reach the stabilizing cavity, and the bottom end of the locking column is threadedly connected with a nut;

[0015] The base frame and the matching seat are locked by a locking column, so that the bottom end of the dry-type transformer assembly is fixed to the rectangular cavity.

[0016] As a preferred technical solution for the fixing structure of the dry-type transformer cover, the cover assembly further includes a closing plate and a closing groove, the inner side of the stabilizing cavity is plugged with a closing plate, the top end of the closing plate is provided with a closing groove, and the closing groove corresponds to the locking column one by one;

[0017] The sealing plate blocks the stable cavity, so that the bottom end of the locking column and the nut connected to the locking column are wrapped in a stable and dry environment, reducing the generation of oxidation and corrosion.

[0018] As a preferred technical solution for the fixing structure of the dry-type transformer cover, the cover assembly further includes a bottom plate, a contact plate and a fixing groove, the inner bottom wall of the rectangular cavity is provided with a fixing groove, the bottom plate is movably connected in the fixing groove, a contact plate is provided on the top of the bottom plate, and the material of the contact plate is rubber;

[0019] The contact plate is used to support the dry-type transformer body and provide a buffer for the contact plate when the dry-type transformer body is lowered.

[0020] As a preferred technical solution for the fixing structure of the dry-type transformer cover, the cover assembly further includes a limiting groove and a limiting strip, a plurality of limiting grooves are provided at the bottom of the fixing groove, a plurality of limiting strips are evenly provided at the bottom of the bottom plate, and the limiting grooves are correspondingly plugged with the limiting strips;

[0021] The limiting strip and the limiting groove cooperate to lock the position of the bottom plate in the fixing groove.

[0022] The beneficial effects of the dry-type transformer cover fixing structure of the present invention are as follows: through the use of the horizontal locking piece, the use of the base frame, the matching seat and the locking column, the top and the bottom of the dry-type transformer assembly are fixed respectively, so that the cover body and the dry-type transformer assembly can be firmly locked;

[0023] The heat in the rectangular cavity can be absorbed by the heat absorption layer and conducted to the heat dissipation layer through the cover body, and the heat dissipation layer transfers the heat to the air. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0025] Figure 1 It is a cross-sectional structural schematic diagram of the front side of the present invention;

[0026] Figure 2 It is a side structural schematic diagram of the present invention;

[0027] Figure 3 For the present invention Figure 1 A schematic diagram of the partially enlarged structure of part A;

[0028] Figure 4 For the present invention Figure 1 Schematic diagram of the local enlarged structure of part B.

[0029] Figure numerals: cover assembly - 100, cover body - 101, rectangular cavity - 102, heat absorption layer - 103, heat dissipation layer - 104, locking plate - 105, stabilizing cavity - 106, closing plate - 107, closing groove - 108, limiting groove - 109, limiting strip - 110, bottom plate - 111, contact plate - 112, matching seat - 113, closing groove - 108, locking column - 115, matching groove - 116, extending groove - 117, fixing groove - 118, horizontal groove - 303, dry-type transformer assembly - 200, dry-type transformer body - 201, connecting part - 202, base frame - 203, horizontal locking piece - 300, horizontal seat - 301, threaded column - 302, horizontal groove - 303, intermediate column - 304, locking frame - 305. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0031] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0032] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure, or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0033] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention in detail, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0034] like Figure 1-4 As shown, the present invention proposes a dry-type transformer cover fixing structure, comprising:

[0035] The housing assembly 100 comprises a housing body 101, a rectangular cavity 102, a matching groove 116 and a matching seat 113. The housing body 101 has a rectangular cavity 102 formed on the inner side thereof, a matching groove 116 formed on the inner bottom wall of the rectangular cavity 102, a matching seat 113 disposed on the inner bottom wall of the matching groove 116, and a horizontal groove 303 formed on both sides of the top of the rectangular cavity 102;

[0036] The inner side of the rectangular cavity 102 accommodates a dry-type transformer assembly 200, and the dry-type transformer assembly 200 includes a dry-type transformer body 201, a connecting portion 202, and a base frame 203. The top of the dry-type transformer body 201 is provided with a connecting portion 202, and the bottom of the dry-type transformer body 201 is provided with a base frame 203. The base frame 203 extends into the matching groove 116 and is sleeved with the matching seat 113.

[0037] A horizontal locking piece 300 is respectively installed on both sides of the top of the cover body 101, and the horizontal locking piece 300 includes a horizontal seat 301, a threaded column 302, an intermediate column 304 and a locking frame 305. The horizontal seat 301 is fixedly connected to the cover body 101, and a horizontal groove 303 is respectively opened on both sides of the top of the rectangular cavity 102, and the horizontal groove 303 is connected to the inner side of the horizontal seat 301, and the inner side of the horizontal groove 303 is movably connected with the intermediate column 304, and the inner side of the horizontal seat 301 is threadedly connected with the threaded column 302, and the threaded column 302 is correspondingly plugged with the intermediate column 304, and a locking frame 305 is arranged at one end of the intermediate column 304, and the locking frame 305 is movably connected with the connecting part 202.

[0038] The housing assembly 100 includes a heat absorbing layer 103 and a heat dissipating layer 104. A heat absorbing layer 103 is respectively arranged on the four sides of the inner side of the rectangular cavity 102. The side of the heat absorbing layer 103 away from the inner wall of the rectangular cavity 102 is wavy.

[0039] A heat dissipation layer 104 is respectively arranged on the four sides of the outer side of the housing body 101;

[0040] The heat absorbing layer 103 can absorb the heat in the rectangular cavity 102 and conduct it to the heat dissipating layer 104 through the housing body 101 , and the heat dissipating layer 104 transfers the heat to the air.

[0041] The middle column 304 is provided with a matching groove away from the locking frame 305, and the threaded column 302 is movably plugged into the matching groove on the middle column 304;

[0042] The locking frame 305 is engaged with the connecting portion 202 , so that the top of the dry-type transformer assembly 200 is locked, thereby fixing the dry-type transformer assembly 200 inside the rectangular cavity 102 .

[0043] The housing assembly 100 further includes a locking plate 105, a stabilizing cavity 106, a locking column 115 and an insertion groove 117. The bottom of the housing body 101 is provided with a stabilizing cavity 106 and an insertion groove 117. The insertion groove 117 is connected to the stabilizing cavity 106. A locking plate 105 is respectively installed on the front and back of the inner bottom wall of the housing body 101. A locking column 115 is respectively arranged at both ends of the locking plate 105. The locking column 115 is inserted into the matching seat 113 to reach the stabilizing cavity 106. The bottom end of the locking column 115 is threadedly connected with a nut.

[0044] The base frame 203 and the matching seat 113 are locked by the locking column 115 , so that the bottom end of the dry-type transformer assembly 200 is fixed to the rectangular cavity 102 .

[0045] The housing assembly 100 further includes a closing plate 107 and a closing groove 108. The closing plate 107 is inserted into the inner side of the stabilizing cavity 106. The closing groove 108 is formed at the top of the closing plate 107. The closing groove 108 corresponds to the locking column 115 one by one.

[0046] The sealing plate 107 blocks the stabilizing cavity 106 , so that the bottom end of the locking column 115 and the nut connected to the locking column 115 are wrapped in a stable and dry environment, thereby reducing the generation of oxidation and corrosion.

[0047] The housing assembly 100 further includes a bottom plate 111, a contact plate 112 and a fixing groove 118. The inner bottom wall of the rectangular cavity 102 is provided with a fixing groove 118, the bottom plate 111 is movably connected in the fixing groove 118, and the top of the bottom plate 111 is provided with a contact plate 112, and the material of the contact plate 112 is rubber;

[0048] The contact plate 112 is used to support the dry-type transformer body 201 , and provides a buffer for the contact plate 112 when the dry-type transformer body 201 is lowered.

[0049] The housing assembly 100 further includes a limiting groove 109 and a limiting strip 110. A plurality of limiting grooves 109 are provided at the bottom of the fixing groove 118. A plurality of limiting strips 110 are evenly provided at the bottom of the bottom plate 111. The limiting grooves 109 and the limiting strips 110 are correspondingly plugged.

[0050] The limiting strip 110 cooperates with the limiting groove 109 to lock the position of the bottom plate 111 in the fixing groove 118 .

[0051] The implementation method is as follows: the dry-type transformer assembly 200 is placed in the rectangular cavity 102, the base frame 203 at the bottom of the dry-type transformer body 201 is matched with the matching seat 113, and then one end of the locking column 115 is sequentially passed through the base frame 203, the matching seat 113 and the housing body 101 to reach the stable cavity 106, and then the bottom end of the locking column 115 is locked with a nut;

[0052] The threaded column 302 is rotated so that one end of the threaded column 302 is constantly approached to the rectangular cavity 102 , and the threaded column 302 squeezes the middle column 304 so that the locking frame 305 at one end of the middle column 304 locks and tightens the connecting part 202 .

[0053] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0054] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A dry-type transformer cover fixing structure, characterized in that: include: A cover assembly (100), the cover assembly (100) comprising a cover body (101), a rectangular cavity (102), a matching groove (116) and a matching seat (113), the inner side of the cover body (101) is provided with a rectangular cavity (102), the inner bottom wall of the rectangular cavity (102) is provided with a matching groove (116), and the inner bottom wall of the matching groove (116) is provided with a matching seat (113); The inner side of the rectangular cavity (102) accommodates a dry-type transformer assembly (200), wherein the dry-type transformer assembly (200) comprises a dry-type transformer body (201), a connecting portion (202) and a base frame (203), wherein the top end of the dry-type transformer body (201) is provided with the connecting portion (202), and the bottom end of the dry-type transformer body (201) is provided with the base frame (203), and the base frame (203) extends into the matching groove (116) and is sleeved with the matching seat (113); A horizontal locking piece (300), one horizontal locking piece (300) is respectively installed on both sides of the top of the housing body (101).

2. A dry-type transformer cover fixing structure according to claim 1, characterized in that: The housing assembly (100) comprises a heat absorbing layer (103) and a heat dissipating layer (104); a heat absorbing layer (103) is respectively arranged on the four side surfaces inside the rectangular cavity (102); and a side of the heat absorbing layer (103) facing away from the inner wall of the rectangular cavity (102) is wavy; A heat dissipation layer (104) is respectively arranged on the four side surfaces of the outer side of the housing body (101).

3. A dry-type transformer cover fixing structure according to claim 1, characterized in that: The horizontal locking member (300) comprises a horizontal seat (301), a threaded column (302), an intermediate column (304) and a locking frame (305); the horizontal seat (301) is fixedly connected to the housing body (101); a horizontal groove (303) is respectively provided on both sides of the top of the rectangular cavity (102); the horizontal groove (303) is connected to the inner side of the horizontal seat (301); the inner side of the horizontal groove (303) is movably connected with the intermediate column (304); the inner side of the horizontal seat (301) is threadedly connected with the threaded column (302); the threaded column (302) and the intermediate column (304) are correspondingly plugged; a locking frame (305) is provided at one end of the intermediate column (304); the locking frame (305) is movably connected with the connecting portion (202); The middle column (304) is provided with a matching groove away from the locking frame (305), and the threaded column (302) is movably plugged into the matching groove on the middle column (304).

4. A dry-type transformer cover fixing structure according to claim 1, characterized in that: The cover shell assembly (100) further comprises a locking plate (105), a stabilizing cavity (106), a locking column (115) and an insertion groove (117); the bottom of the cover shell body (101) is provided with a stabilizing cavity (106) and an insertion groove (117); the insertion groove (117) and the stabilizing cavity (106) are connected; a locking plate (105) is respectively arranged on the front and back sides of the inner bottom wall of the cover shell body (101); a locking column (115) is respectively arranged at both ends of the locking plate (105); the locking column (115) is inserted into the matching seat (113) to reach the stabilizing cavity (106); and a nut is threadedly connected to the bottom end of the locking column (115).

5. A dry-type transformer cover fixing structure according to claim 4, characterized in that: The cover shell assembly (100) further comprises a closing plate (107) and a closing groove (108); the closing plate (107) is inserted into the inner side of the stabilizing cavity (106); the closing groove (108) is provided at the top end of the closing plate (107); and the closing groove (108) corresponds one-to-one to the locking column (115).

6. A dry-type transformer cover fixing structure according to claim 5, characterized in that: The cover shell assembly (100) further comprises a bottom plate (111), a contact plate (112) and a fixing groove (118); the inner bottom wall of the rectangular cavity (102) is provided with a fixing groove (118); the bottom plate (111) is movably connected in the fixing groove (118); and the contact plate (112) is arranged on the top of the bottom plate (111).

7. A dry-type transformer cover fixing structure according to claim 6, characterized in that: The cover shell assembly (100) further comprises a limiting groove (109) and a limiting strip (110); a plurality of limiting grooves (109) are provided at the bottom of the fixing groove (118); a plurality of limiting strips (110) are evenly arranged at the bottom of the bottom plate (111); and the limiting grooves (109) and the limiting strips (110) are correspondingly plugged in.

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