CN110768191A - Power supply and distribution module and closed clamping device of rail type bus trunk body - Google Patents

Abstract

The invention relates to the technical field of connecting equipment of a power supply and distribution module and a bus, and discloses a closed clamping device of the power supply and distribution module and a rail type bus trunk body. The rotary clamping piece is formed by connecting a shifting piece, a clamping shaft and an elastic pressing piece, the whole structure of the rotary clamping piece is simple, the volume occupation is small, the clamping end of the clamping shaft can be tightly attached to the clamped surface by arranging the elastic pressing piece in the rotary clamping piece, and the situation that the bus duct is rocked after being connected with the closed clamping device in the later use process due to the generation of gaps can be avoided.

Description

Power supply and distribution module and closed clamping device of rail type bus trunk body

Technical Field

The invention relates to the technical field of connecting equipment of a power supply and distribution module and a bus, in particular to a closed clamping device of the power supply and distribution module and a rail type bus trunk body.

Background

The bus bar power distribution unit is used to distribute electrical energy of greater power to various distributed system components in the electrical system. In the prior art, the power distribution output equipment is wrapped by an outer shell, wires or metal sheets are placed in a groove body of a cavity in the inner part of the outer shell and used as a conductor for transmitting power, and various power distribution output equipment with interfaces in fixed forms are fixed on the surface of the outer shell to realize power transmission and distribution. The technical length is applied to the scenes of socket installation, power strip, cabinet PDU and the like.

But present bus duct and confession are joined in marriage between the unit and mostly adopt split type structure to connect, peg graft power module or distribution module on the bus as required. For example, the application date is 2015, 04, 28 and the application number is CN201520261174.3, which is a direct-entry power supply and distribution system for a data center, namely, a bus system adopting split installation is disclosed, wherein a plug-in box is plugged in a bus duct as required, and is fixedly installed by clamping a pressing sheet and a clamping groove on a shell, and when the bus system is disassembled, the pressing sheet is driven by a pressing rod to rotate by operating a rotating hand wheel so as to realize locking or unlocking. However, the installation mode of the plug box and the bus duct occupies a large space, a gap exists between the pressing sheet after installation and the clamping groove on the bus duct shell, the pressing sheet is easy to shake in the later use process, the untight connection condition between the conductive clamping sheet and the conductive copper bar is easy to cause for a long time, and the structure of the connection mode is complex and the space occupies a large space.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a clamping device for closing a power distribution module and a rail type bus trunk body.

In order to achieve the above purpose, the invention provides the following technical scheme:

the utility model provides a supply distribution module and closed latch device of rail mounted generating line trunk body, includes the joint casing, it is provided with multiunit rotation joint spare to rotate on the joint casing to go up, be provided with closing device in the rotation joint spare.

Through the structure setting, the simple structure space of this closed clamping device's rotation joint spare occupies lessly, and can guarantee the compactness of connecting through rotating the inside closing device that sets up of joint spare to the condition that rocks after the installation can not appear.

Further, the rotary clamping piece comprises a shifting piece, a clamping shaft and an elastic pressing piece, the shifting piece is fixedly sleeved at the end of the clamping shaft, a clamping end is fixed at one end, far away from the shifting piece, of the clamping shaft, and the elastic pressing piece is arranged between the shifting piece and a shell at the installation position of the rotary clamping piece.

According to the scheme, the function of locking and contact locking can be realized by rotating the shifting piece, the structure is simple, the whole space is small, the clamping shaft and the clamping part are ensured to be in close contact through the elastic pressing piece, and therefore the phenomenon that the clamping shaft cannot shake after being installed and connected can be avoided.

In the invention, the elastic pressing piece is provided with a spring, and the spring is in a compressed state when the rotating clamping piece is in a locking state.

The clamping force of the clamping shaft after locking can be ensured by the elastic force of the spring in the locking state.

Further, the upper clamping shell is fixedly connected with a lower clamping shell, and the upper clamping shell and the lower clamping shell are fixed to form an accommodating space.

Through the structure, various electric components required by the power supply and distribution module can be arranged in the accommodating space to realize the power supply and distribution functions.

In the invention, a partition board is fixedly arranged inside the lower clamping shell.

Above-mentioned technical scheme can keep apart the inside electrically conductive connecting portion of joint casing down through the baffle, improves the power consumption safety.

In a further aspect of the present invention, the end of the clamping shaft is cut with a plurality of sets of clamping surfaces along the axial direction.

Among the above-mentioned technical scheme, can conveniently fix the joint axle with the plectrum looks fixed joint through setting up the joint face.

In the invention, the plurality of groups of rotary clamping pieces are respectively arranged at the side of the top of the upper clamping shell and on the other group of side walls vertical to the top.

Above-mentioned technical scheme can make multiunit rotate joint spare and carry out the chucking to the equidirectional chucking of last joint casing respectively, can restrict a plurality of degrees of freedom of joint casing from this, has guaranteed to go up the fastness that the joint casing was installed on the bus duct.

In the invention, a plurality of groups of reinforcing rib plates are arranged between the side wall plates and the bottom plate of the lower clamping shell.

According to the technical scheme, the connection strength between the wall surfaces of the lower clamping shell and the wall surfaces of the lower clamping shell can be enhanced, and the service life of the lower clamping shell is prolonged.

Furthermore, a placing cavity is further formed in one side of the upper clamping shell, and a plurality of groups of operation windows are formed in the outer side wall of the placing cavity.

The cavity of placing among the above-mentioned technical scheme can install the circuit breaker, and the setting of operation window can make things convenient for the staff to carry out relevant operation.

Further, a screw fastening strip is arranged in the placing cavity, and an edge cover plate is arranged on the screw fastening strip.

Above-mentioned technical scheme can make things convenient for fixed mounting limit end cover board, carries out the closing cap with this closed latch device through limit end cover board, and isolated with external, prevents that impurity from getting into.

Compared with the prior art, the invention has the beneficial effects that:

the rotary clamping piece in the device is formed by connecting the shifting piece, the clamping shaft and the elastic pressing piece, the whole structure of the rotary clamping piece is simple, the occupied volume is small, the clamping end of the clamping shaft can be tightly attached to the clamped surface by arranging the elastic pressing piece in the rotary clamping piece, and the situation that the bus duct is rocked after being connected with the closed clamping device in the later use process due to the generation of gaps can be avoided.

Drawings

FIG. 1 is an exploded view of the present invention.

FIG. 2 is a schematic side view of the present invention with one side end cover removed.

Fig. 3 is an exploded view of the rotary latch according to the present invention.

FIG. 4 is a schematic view of a connection structure of the lower clamping housing and the conductor clamping member according to the present invention.

Fig. 5 is a schematic structural view of the conductive clip of the present invention.

Fig. 6 is a schematic structural view of the use and installation state of the invention.

Fig. 7 is an enlarged view of a partial connection structure with the bus duct when the rotating clamping piece is locked.

In the drawings: 1. the upper clamping connection shell; 11. placing the cavity; 12. a baffle plate; 13. operating a window; 14. installing a notch; 15. screw fastening strips; 2. the lower part is clamped with the shell; 21. a bus bar copper; 22. a partition plate; 23. a reinforcing rib plate; 24. an outer sheath; 25. a conductive clip; 251. an elastic contact portion; 3. rotating the clamping piece; 31. a shifting sheet; 32. clamping the shaft; 33. clamping the end; 34. a spring; 4. a side end cover plate; 5. a bus duct; 51. a conductive copper strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, 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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1 to 7 simultaneously, a power supply and distribution module and rail-mounted bus trunk closed clamping device, including last joint casing 1 and the lower joint casing 2 that is connected with last joint casing 1, form accommodation space after last joint casing 1 passes through the fix with screw with lower joint casing 2, it is provided with multiunit rotation joint spare 3 to rotate on the casing 1 to go up the joint, is provided with conductor joint spare on the lower joint casing 2, is provided with closing device in the rotation joint spare 3. Various electrical components required by the power supply module or the power distribution module can be configured and installed in the accommodating space as required to realize the power supply and distribution functions, and when the closed clamping device is clamped and installed on a shell of the bus duct 5, the closed clamping device and the shell structure of the bus duct 5 can be combined to form a complete bus power supply and distribution system, but the installation space of a bus system formed by the connecting structure is basically the same as the occupied volume space when the single bus duct 5 in the existing plug-in type bus system is installed, so that the occupied space when the bus system is installed is greatly reduced. Simultaneously this closed latch device's rotation joint spare 3's simple structure space occupies lessly, it is more nimble to use, only need to rotate plectrum 31 can realize the function of closure and opening, and can guarantee through rotating 3 inside closing device that set up of joint spare that the rotation joint spare 3 of connection tightly the joint can not appear the joint gap on bus duct 5 casing always carrying out the in-process of chucking, can not make the distribution module can follow and rock because artificial external force rocks the plug when carrying out with electrical apparatus power plug later stage from this, can guarantee the stability of being connected between electrically conductive copper bar 51 and the electrically conductive clamping piece 25 from this.

The rotary clamping piece 3 comprises a shifting piece 31, a clamping shaft 32 and an elastic pressing piece, the shifting piece 31 is fixedly sleeved at the end part of the clamping shaft 32 in a screw or interference fit mode, a plurality of groups of clamping surfaces are cut at the end part of the clamping shaft 32, the clamping surfaces can facilitate the fixed connection of the clamping shaft and the shifting piece 31, and the elastic pressing piece is arranged between the shifting piece 31 and a shell to be installed of the rotary clamping piece 3. The shifting piece 31 is fixedly sleeved at the end of the clamping shaft 32, one end of the clamping shaft 32, which is far away from the shifting piece 31, is provided with a clamping end 33, the clamping end 33 hooks a clamping groove on a shell of the bus duct 5 to realize fastening, in addition, the elastic pressing piece can be set as a spring 34, the spring 34 is sleeved on the clamping shaft 32, one end of the spring 34 is fixed on the shifting piece 31, the other end of the spring 34 presses against the surface of the clamped shell, when the clamping end 33 of the clamping shaft 32 is clamped in the clamping groove of the shell of the bus duct 5, the spring 34 is in a compressed state, the clamping end 33 of the clamping shaft 32 is tightly clamped on the surface of the groove wall through the elastic force of the spring 34, and the tightness of connection is.

The inner side of the bottom of the lower clamping shell 2 is provided with a plurality of groups of bus copper bars 21, and the plurality of groups of bus copper bars 21 are communicated with the conductor clamping piece. The arrangement of the bus bar 21 can facilitate the circuit connection of each electric element installed in the lower clamping shell 2 after installation. The bus copper bar 21 is communicated with the conductor clamping piece, so that the conductive copper bar 51 in the bus duct 5 transmits current to the bus copper bar 21 through the conductor clamping piece, the whole bus copper bar 21 is electrified, and the circuit connection of each electric element installed in the lower clamping shell 2 can be conveniently realized. The partition plates 22 are fixed above the multiple groups of bus copper bars 21 through screws, slotted holes are formed in the partition plates 22, electric wires of electric elements can conveniently penetrate through the slotted holes, meanwhile, the partition plates 22 can prevent the bus copper bars 21 from being exposed in a large area, and electricity utilization safety is improved.

The conductor clamping piece comprises an outer sheath 24 and a conductive clamping piece 25, and the conductive clamping piece 25 is embedded in the outer sheath 24 and is in fit contact with the bus copper bar 21. The conductive clip 25 is used for realizing the circuit connection between the bus duct 5 and the bus bar copper bar 21, and the outer sheath 24 is used for protecting and installing the conductive clip 25, so that the service life of the conductive clip 25 can be prolonged.

The conductive clip 25 includes two sets of elastic contact portions 251 symmetrically disposed, and the two sets of elastic contact portions 251 are integrally connected.

The two groups of elastic contact parts 251 are respectively contacted with the two side surfaces of the conductive copper bar 51, so that the conductive connection contact area can be increased, the condition that the connecting part is easy to generate heat is reduced, and larger current can be passed due to the increase of the contact area. Moreover, both sides of the conductive clip 25 can be connected with the conductive copper bar 51, and even if one side of the conductive clip is failed in the using process, the other side can still ensure the connection of the circuit. In addition, when the bus duct 5 needs to be installed upside down, the two sets of elastic contact portions 251 clamp the conductive copper strips 51 inserted into the gaps, and due to the clamping force existing between the conductive clamping pieces 25 and the conductive copper strips 51, the bus duct can be matched with the plurality of sets of rotating clamping pieces 3 arranged outside together to fix the power distribution module on the shell of the bus duct 5, so that the power distribution module can be installed more stably and reliably.

The multiple groups of rotating clamping pieces 3 are respectively arranged at the side edge of the top of the upper clamping shell 1, and the other groups of rotating clamping pieces 3 are arranged on the side wall which is far away from the installed rotating clamping pieces 3 and is vertical to the top. The clamping is carried out to the different directions of going up joint casing 1 respectively to multiunit rotation joint spare 3, can restrict a plurality of degrees of freedom of going up joint casing 1 from this, has guaranteed to go up the fastness that joint casing 1 installed on bus duct 5.

A plurality of groups of reinforcing rib plates 23 are arranged between the bottom plates of the side wall plates of the lower clamping shell 2. The arrangement of the reinforcing rib plate 23 can enhance the connection strength between the wall surfaces of the lower clamping shell 2, and prolong the service life of the lower clamping shell 2.

A placing cavity 11 is further arranged on one side of the upper clamping shell 1, a plurality of groups of operation windows 13 are arranged on the outer side wall of the placing cavity 11, a sliding channel is formed on the outer side of each operation window 13 through the outer wall of the upper clamping shell 1, a baffle 12 is arranged in the sliding channel in a sliding mode, and the baffle 12 is used for closing and opening the operation windows 13. The circuit breaker can be installed in the placing cavity 11, and the arrangement of the operation window 13 can facilitate related operations of workers. The upper shell is also provided with a plurality of groups of electrical equipment mounting notches 14 for mounting and placing various electrical components.

A screw fastening strip 15 is arranged in the placing cavity 11, and the edge cover plate 4 is fixed on the screw fastening strip 15 through screws. The edge cover plate 4 covers the closed clamping device to isolate the closed clamping device from the outside and prevent impurities from entering the closed clamping device.

The working principle is as follows:

firstly, the staff installs the electric elements which can realize the corresponding functions on the lower clamping shell 2 and the upper clamping shell 1 according to the requirements, and connects each electric element and connects the electric wire of the input end with the bus copper bar 21, then fixedly connects the upper clamping shell 1 and the lower clamping shell 2 into a whole through the screw, then fixes the edge cover plate 4 at the two side ends of the upper clamping shell 1 through the screw, after the installation, the staff detects and debugs the assembled equipment through the existing equipment, and ensures that each electric element is in the best working state.

After the detection and debugging are finished, the invention is inserted on the bus duct 5, so that each conductive copper bar 51 and the corresponding conductive clamping piece 25 are in a good clamping contact state, then each shifting piece 31 is screwed and pressed, the shifting piece 31 drives the clamping shaft 32 to rotate, the clamping end 33 of the clamping shaft 32 is tightly clamped in a shell clamping groove of the bus duct 5, and the clamping tightness is ensured by the elastic force of the spring 34. When the clamping device needs to be disassembled and maintained, the shifting pieces 31 are twisted and pressed to drive the clamping shaft 32 to rotate, so that the clamping end head 33 is unlocked, and then the clamping device can be taken down.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a supply distribution module and closed latch device of rail mounted generating line trunk body which characterized in that, includes joint casing (1), it is provided with multiunit rotation joint spare (3) to go up to rotate on joint casing (1), be provided with closing device in rotation joint spare (3).

2. The power supply and distribution module and rail-mounted bus bar main body closed clamping device as claimed in claim 1, wherein the rotary clamping member (3) comprises a shifting piece (31), a clamping shaft (32) and an elastic pressing member, the shifting piece (31) is fixedly sleeved on the end portion of the clamping shaft (32), a clamping end (33) is fixed on one end of the clamping shaft (32) far away from the shifting piece (31), and the elastic pressing member is arranged between the shifting piece (31) and a shell at the mounting position of the rotary clamping member (3).

3. The power supply and distribution module and rail-mounted bus bar trunk closing clamping device as claimed in claim 2, wherein the elastic pressing member is a spring (34), and the spring (34) is in a compressed state when the rotating clamping member (3) is in a locking state.

4. The closed clamping device for the power supply and distribution module and the rail-mounted bus main body according to claim 1, wherein a lower clamping shell (2) is fixedly connected to the upper clamping shell (1), and an accommodating space is formed after the upper clamping shell (1) and the lower clamping shell (2) are fixed.

5. The closed clamping device for the distribution module and the rail-mounted bus bar main body according to claim 4, wherein a partition plate (22) is fixedly arranged inside the lower clamping shell (2).

6. The power supply and distribution module and rail-mounted bus bar trunk closed clamping device as claimed in claim 2, wherein the end of the clamping shaft (32) is cut with a plurality of sets of clamping surfaces along the axial direction.

7. The power supply and distribution module and rail-mounted bus main body closed clamping device as claimed in claim 1, wherein a plurality of sets of the rotary clamping pieces (3) are respectively arranged at the side of the top of the upper clamping shell (1) and on another set of side walls perpendicular to the top.

8. The closed clamping device for the distribution module and the rail-mounted bus bar trunk body according to claim 4, wherein a plurality of sets of reinforcing ribs (23) are arranged between the bottom plates of the side wall plates of the lower clamping shell (2).

9. The power supply and distribution module and rail-mounted bus main body closed clamping device as claimed in claim 1, wherein a placing cavity (11) is further arranged on one side of the upper clamping shell (1), and a plurality of groups of operating windows (13) are formed in the outer side wall of the placing cavity (11).

10. The closed clamping device for the distribution module and the rail-type bus bar main body according to claim 9, wherein a screw fastening strip (15) is arranged in the placing cavity (11), and an edge cover plate (4) is arranged on the screw fastening strip (15).

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