CN214849916U

CN214849916U - Nuclear-grade switch cabinet damping device

Info

Publication number: CN214849916U
Application number: CN202120274012.9U
Authority: CN
Inventors: 刘正南; 刘炉钢; 刘炎
Original assignee: Jiangsu Zhong Zhong Switch Factory Co ltd
Current assignee: Jiangsu Zhong Zhong Switch Factory Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-11-23
Anticipated expiration: 2031-01-29

Abstract

The utility model provides a nuclear level cubical switchboard damping device, nuclear level cubical switchboard damping device includes C shaped steel and spring nut, C shaped steel includes two curb plates and bottom plate, the bottom plate is installed on the installation department, the one end of two curb plates is connected at the both ends of bottom plate, the other end of two curb plates is equipped with the hem, form between the hem C type steel band notched roof, spring nut buckle is connected on C type steel band notched roof, this nuclear level cubical switchboard damping device provides the mode of connecting for cubical switchboard and installation department and is C shaped steel plus spring nut fixed mode, and C shaped steel plus spring nut's bearing capacity is big, simple structure, installation is convenient and fast and the mounted position can change as required at will; meanwhile, the stability and the anti-seismic performance of the switch cabinet are improved; meanwhile, the spring nut can be used for installing the bolt without being supported by hands under the action of the elastic force of the spring, so that the field installation efficiency and the installation firmness are greatly improved.

Description

Nuclear-grade switch cabinet damping device

Technical Field

The utility model relates to a damping device especially relates to there is a nuclear level switch damping device.

Background

The traditional connection mode of the switch cabinet and the wall body is an expansion bolt fixing installation mode, and expansion screws are required to be installed on a hard foundation, so that the installation is unstable in soft places which are easy to fall off, such as mortar joints of the wall. It is also seen that the fixing of the mounting by means of expansion bolts is not very reliable and that loosening may occur if the load is subjected to large shocks.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in the prior art, the connection mode of the switch cabinet and the wall body is an expansion bolt fixing installation mode, and expansion screws must be installed on a harder foundation, so that the installation is unstable in soft places which are easy to fall off, such as mortar joints of the wall, and therefore, the expansion bolt fixing installation mode is not very reliable, and the problem of loosening can occur if the load vibrates greatly.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a nuclear level cubical switchboard damping device, nuclear level cubical switchboard damping device includes C shaped steel and spring nut, C shaped steel includes two curb plates and bottom plate, the bottom plate is installed on the installation department, the one end of two curb plates is connected the both ends of bottom plate, the other end of two curb plates is equipped with the hem, form between the hem C type steel band notched roof, the spring nut buckle is connected on the C type steel band notched roof.

Further: the spring nut comprises a bolt, a gasket, a fixing clamp and a T-shaped nut which are sequentially arranged, bolt holes are formed in the gasket, the fixing clamp and the T-shaped nut, and the bolt penetrates through the gasket, the fixing clamp and the T-shaped nut and is tightly pressed on the bolt holes.

Further: and a rotation stopping groove for clamping the two folded edges of the C-shaped steel is formed in one end face of the T-shaped nut, a spring is arranged at the other end of the T-shaped nut, and the T-shaped nut is pushed in the groove of the C-shaped steel by the spring.

Further: and the lower plane of the fixing clamp is clamped into the top plate of the C-shaped steel.

Further: the rotation stopping groove is connected with the groove buckle of the C-shaped steel.

Further: the notch of the rotation stopping groove is V-shaped or U-shaped.

Further: and the rotation stopping groove is provided with a rack-shaped bulge.

The beneficial effects of the utility model are that, the utility model provides a nuclear level cubical switchboard damping device solves above-mentioned problem, and nuclear level cubical switchboard damping device provides the mode of connecting for cubical switchboard and installation department and adds spring nut fixed mode for C shaped steel, and C shaped steel's structure has the wall and thins, the dead weight is light, cross-sectional performance is good, characteristics that intensity is high, compares with traditional channel-section steel, under the same intensity, can practice thrift about 30% material. The C-shaped steel and the spring nut have large bearing capacity, simple structure and convenient and fast installation, and the installation position can be changed at will according to the needs; meanwhile, the stability and the anti-seismic performance of the switch cabinet are improved; meanwhile, the spring nut can be used for installing the bolt without being supported by hands under the action of the elastic force of the spring, so that the field installation efficiency and the installation firmness are greatly improved.

The nuclear level indicates that equipment or part reach nuclear safety level, and this damping device can utilize equally in the nuclear power crane span structure, the utility model discloses there is that overall dimension is little, convenient to use, reliable, the pleasing to the eye advantage of installation, efficiency, nuclear power crane span structure shock resistance and the installation fastness of improvement field installation that can be very big.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a front view of the utility model discloses a nuclear-grade switch cabinet damping device.

Fig. 2 is a side view of the utility model discloses a nuclear-grade switch cabinet damping device.

Fig. 3 is a top view of the T-nut of the present invention.

In the figure, 1, C-shaped steel, 2, an installation part, 3, a folded edge, 4, a bolt, 5, a gasket, 6, a fixing clamp, 7, a T-shaped nut, 8, a bolt hole, 9, a spring, 10, a rotation stopping groove, 11 and a bulge are arranged.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in fig. 1, the utility model provides a nuclear level cubical switchboard damping device, nuclear level cubical switchboard damping device includes C shaped steel 1 and spring nut, C shaped steel 1 includes two curb plates and bottom plate, the bottom plate is installed on installation department 2, the one end of two curb plates is connected the both ends of bottom plate, the other end of two curb plates is equipped with hem 3, form between the hem 3C shaped steel 1 takes the notched roof, the spring nut buckle is connected on C shaped steel 1 takes the notched roof.

In the prior art, the connection mode of the switch cabinet and the wall body is an expansion bolt fixing installation mode, and expansion screws must be installed on a harder foundation, so that the installation is unstable in soft places which are easy to fall off, such as mortar joints of the wall, and therefore, the expansion bolt fixing installation mode is not very reliable, and the expansion bolts can be loosened if the load is vibrated greatly.

This nuclear level cubical switchboard damping device provides the mode of connecting for cubical switchboard and installation department 2 and adds the fixed mode of spring nut for C shaped steel 1, and the structure of C shaped steel has that the wall is thin, the dead weight is light, cross-section excellent performance, characteristics that intensity is high, compares with traditional channel-section steel, under the same intensity, can practice thrift about 30% material. The spring nut of the C-shaped steel 1 is large in bearing capacity, simple in structure, convenient to install and capable of being changed at will according to needs, and meanwhile stability and anti-seismic performance of the switch cabinet are improved. Meanwhile, the bolt 4 can be installed without being supported by hands under the action of the elastic force of the spring 9, so that the field installation efficiency and the installation firmness are greatly improved.

Combine shown in fig. 2, spring nut is including bolt 4, gasket 5, fixation clamp 6 and the T type nut 7 that sets gradually, gasket 5 fixation clamp 6 with bolt hole 8 has all been seted up to T type nut 7, bolt 4 passes gasket 5 fixation clamp 6 with T type nut 7, and compress tightly on the

bolt hole

8, 7 terminal surfaces of T type nut be equipped with the groove 10 that splines that two hem cards of C shaped steel 1 are gone into, the other end of T type nut 7 is equipped with spring 9, spring 9 will T type nut 7 top pushes up in the recess of C shaped steel 1, plane card is gone into under the fixation clamp 6C shaped steel 1's roof, the groove 10 that splines with the recess buckle of C shaped steel 1 is connected.

When the installation, an operator firstly puts the spring nut into a top plate groove of the C-shaped steel 1, the bolt 4 is screwed by a wrench after passing through the installation support 12 and the bolt hole 8, so that the rotation stopping groove 10 of the T-shaped nut 7 is clamped into two folding edges of the C-shaped steel 1, and thus, objects are firmly fixed at the groove of the C-shaped steel 1, the whole process does not need to be welded, the installation is convenient, meanwhile, when the installation position needs to be adjusted, the spring nut is moved to a correct position only after the bolt 4 is loosened, and the bolt 4 is screwed by force, so that the installation position of the spring nut can be changed randomly as required, meanwhile, the bolt 4 can be installed without being held by hands under the action of the elastic force of the spring 9, and the efficiency of field installation is greatly improved.

As shown in fig. 3, the notch of the anti-rotation groove 10 is V-shaped or U-shaped, and a rack-shaped protrusion 11 is provided on the anti-rotation groove 10.

The notch of the rotation stopping groove 10 is V-shaped or U-shaped, the bolt hole is positioned at the center of the nut, the center point of the spring is superposed with the center point of the bolt hole, the inner diameter of the spring 9 is larger than that of the bolt hole 8, and the spring 9 can be forged or welded on the T-shaped nut 7 or integrally formed with the T-shaped nut 7; the protrusions 11 are regularly arranged in the rotation stopping groove, the shape of the protrusions 11 can be circular, rectangular, oval and the like, and the protrusions 11 and the T-shaped nut 7 are integrally formed; the shape of the notch is set to prevent the spring nut from rotating in the C-shaped steel; the setting of bump in the notch can prevent that spring nut from sliding in C shaped steel, increases the frictional force and the interlock power of spring nut and C shaped steel.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a nuclear level cubical switchboard damping device, nuclear level cubical switchboard damping device includes C shaped steel (1) and spring nut, C shaped steel (1) includes two curb plates and bottom plate, the bottom plate is installed on installation department (2), the one end of two curb plates is connected the both ends of bottom plate, the other end of two curb plates is equipped with hem (3), form between hem (3) C shaped steel (1) takes notched roof, its characterized in that: the spring nut is connected to the top plate, provided with the groove, of the C-shaped steel (1) in a buckling mode.

2. The nuclear-grade switch cabinet damping device according to claim 1, wherein: spring nut is including bolt (4), gasket (5), fixation clamp (6) and the T type nut (7) that set gradually, gasket (5) fixation clamp (6) with bolt hole (8) have all been seted up in T type nut (7), bolt (4) pass gasket (5) fixation clamp (6) with T type nut (7) to compress tightly on bolt hole (8).

3. The nuclear-grade switch cabinet damping device according to claim 2, wherein: one end face of the T-shaped nut (7) is provided with a rotation stopping groove (10) for clamping the two folded edges of the C-shaped steel (1), the other end of the T-shaped nut (7) is provided with a spring (9), and the spring (9) pushes the T-shaped nut (7) into the groove of the C-shaped steel (1).

4. The nuclear-grade switch cabinet damping device according to claim 2, wherein: the lower plane of the fixing clamp (6) is clamped into the top plate of the C-shaped steel (1).

5. The nuclear-grade switch cabinet damping device according to claim 3, wherein: the rotation stopping groove (10) is connected with the groove of the C-shaped steel (1) in a buckling mode.

6. The nuclear-grade switch cabinet damping device according to claim 3, wherein: the notch of the rotation stopping groove (10) is V-shaped or U-shaped.

7. The nuclear-grade switch cabinet damping device according to claim 3 or 6, wherein: and the rotation stopping groove (10) is provided with a rack-shaped bulge (11).