CN213341171U - Low pressure combination formula skeleton for cubical switchboard - Google Patents
Low pressure combination formula skeleton for cubical switchboard Download PDFInfo
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- CN213341171U CN213341171U CN202022129309.4U CN202022129309U CN213341171U CN 213341171 U CN213341171 U CN 213341171U CN 202022129309 U CN202022129309 U CN 202022129309U CN 213341171 U CN213341171 U CN 213341171U
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Abstract
The utility model belongs to the technical field of the power equipment technique and specifically relates to a skeleton for low pressure combination formula cubical switchboard. The bottom frame is provided with mounting blind holes at four corners, stand columns are inserted in the mounting blind holes, a cross beam is arranged between the two stand columns, dovetail grooves are formed in the side edges of the stand columns, grooves are formed in the other side surfaces of the stand columns, an open slot is formed in the end part of the cross beam, bosses are arranged at the bottoms of the open slots, dovetail plates are arranged on the side edges of the open slots, the dovetail plates are matched with the dovetail plates, and the bosses are embedded in the grooves; the side at recess place and the side at dovetail place are perpendicular setting, and the underframe includes horizontal pole and montant, the end of horizontal pole and montant has the scarf, has all seted up the dovetail groove on the upper surface of horizontal pole and montant tip, and the dovetail inslot card is equipped with the gomphosis strip and splices two scarf of horizontal pole and montant and mutually perpendicular sets up each other, eliminates the vibration of production, reduces the deformation of skeleton and the shock that produces cubical switchboard internal plant.
Description
Technical Field
The utility model belongs to the technical field of the power equipment technique and specifically relates to a skeleton for low pressure combination formula cubical switchboard.
Background
The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion. The switch cabinet is an electric device, the outside line firstly enters the main control switch in the cabinet and then enters the branch control switch, and each branch is set according to the requirement. The cubical switchboard has that breaking capacity is high, move the advantage that thermal stability is good and safe and reliable, installs the skeleton in the cubical switchboard, and the core of carrying the pivot in the shop all installs on the skeleton, adopts bolted connection or welding between the current skeleton, and when taking place the earthquake, the bottom surface can directly transmit the impact force to low pressure combination formula cubical switchboard, and the impact force can be low pressure combination formula cubical switchboard inside equipment in case receive the shock very easily break down.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the framework for the low-voltage combined switch cabinet eliminates generated vibration and reduces deformation of the framework and vibration generated on internal equipment of the switch cabinet.
The utility model provides a technical scheme that its technical problem adopted is: a framework for a low-voltage combined switch cabinet comprises a bottom frame, a top frame and stand columns arranged between the bottom frame and the top frame, wherein blind mounting holes are formed in four corners of the bottom frame, the stand columns are inserted into the blind mounting holes, a cross beam is arranged between the two stand columns, dovetail grooves are formed in the side edges of the stand columns, grooves are formed in the other side surfaces of the stand columns, open grooves are formed in the end portions of the cross beam, bosses are arranged at the bottoms of the open grooves, dovetail plates are arranged on the side edges of the open grooves and matched with the dovetail plates, and the bosses are embedded into the grooves; the side at recess place and the side at dovetail place are perpendicular setting, and the underframe includes horizontal pole and montant, the end of horizontal pole and montant has the scarf, has all seted up the dovetail groove on the upper surface of horizontal pole and montant tip, and the dovetail inslot card is equipped with the gomphosis strip and splices two scarf and mutually perpendicular setting of horizontal pole and montant each other.
Further, in order to facilitate splicing of the cross rod and the vertical rod, an included angle between a diagonal plane and a vertical plane of the cross rod and the vertical rod is 45 degrees.
Furthermore, the center line of the trapezoidal groove on the cross rod is superposed with the center line of the trapezoidal groove on the vertical rod.
Further, the embedding strip is an isosceles trapezoid embedding strip.
Furthermore, a spacer bush is arranged between the installation blind hole and the upright post.
The utility model has the advantages that: the utility model discloses a suction-type dovetail connection sets up, installs the crossbeam on the stand, and the both ends of stand all insert on underframe and top frame, accomplish fixedly, and underframe and top frame adopt the mode installation shaping of wearing the area tenon, eliminate the vibration that produces, reduce the deformation of skeleton and to the shock that the cubical switchboard internal plant produced.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of a preferred embodiment of the present invention;
fig. 2 is a partial schematic view of the front side of the bottom frame of the present invention;
fig. 3 is a partial schematic view of the back of the bottom frame of the present invention;
figure 4 is an exploded view of figure 3 in accordance with the present invention;
fig. 5 is a partial schematic view between the column and the beam of the present invention.
In the figure: 1. the bottom frame, 2 top frame, 3 upright post, 4 installation blind hole, 5 crossbeam, 6 dovetail groove, 7 open slot, 8 boss, 9 groove, 10 dovetail plate, 11 cross bar, 12 vertical bar, 13 trapezoidal groove, 14 tabling strip.
Detailed Description
The invention will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in figures 1-5, the framework for the low-voltage combined switch cabinet comprises a bottom frame 1, a top frame 2 and upright posts 3 arranged between the bottom frame 1 and the top frame 2, wherein the four corners of the bottom frame 1 are respectively provided with a blind mounting hole 4, the upright posts 3 are inserted into the blind mounting holes 4,
a cross beam 5 is arranged between the two upright posts 3, dovetail grooves 6 are formed in the side edges of the upright posts 3, a groove 9 is formed in the other side surface of each upright post 3, an open slot 7 is formed in the end head of each cross beam 5, a boss 8 is arranged at the bottom of each open slot 7, a dovetail plate 10 is arranged on each side edge of each open slot 7, the dovetail plates 10 are matched with the dovetail plates 6, and the bosses 8 are embedded into the grooves 9;
the side surface where the groove 9 is located and the side surface where the dovetail groove 6 is located are vertically arranged, and a plurality of mounting holes are formed in the upright post 3 and the cross beam 5;
The angle between the diagonal and vertical planes of the cross bar 11 and the vertical bar 12 is 45 deg..
The center line of the trapezoidal groove 13 on the cross rod 11 is coincident with the center line of the trapezoidal groove 13 on the vertical rod 12.
The fitting strip 14 is an isosceles trapezoid fitting strip.
A spacer bush is arranged between the mounting blind hole 4 and the upright post 3.
Specifically, as shown in fig. 2 to 4, firstly, both ends and heads of a cross bar 11 and a vertical bar 12 are obliquely cut to form 45-degree inclined planes, a mounting blind hole 4 is formed after the front inclined planes of the cross bar 11 and the vertical bar 12 are spliced, a vertical column 3 is inserted into the mounting blind hole 4, a trapezoidal groove 13 is formed in the inclined plane on the back of the cross bar 11 and the back of the vertical bar 12, the trapezoidal groove 13 is generally positioned on the cross bar 11 and generally positioned on the vertical bar 12, and the cross bar 11 and the vertical bar 12 are spliced and then combined into a whole through an embedding strip 14;
then, the upright post 3 is provided with a dovetail groove 6 and a groove 9, a dovetail plate 10 is inserted into the dovetail groove 6, and the boss 8 is embedded into the groove 9, so that the installation between the upright post 3 and the cross beam 5 is completed;
the use of bolts in the framework is reduced, so that the generated vibration is eliminated, and the deformation of the framework and the vibration generated to the internal equipment of the switch cabinet are reduced.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (5)
1. The utility model provides a skeleton for low pressure combination formula cubical switchboard, includes underframe (1), top frame (2) and establishes stand (3) between underframe (1) and top frame (2), its characterized in that: the four corners of the bottom frame (1) are all provided with blind mounting holes (4), the blind mounting holes (4) are internally inserted with upright posts (3),
a cross beam (5) is arranged between the two upright posts (3), dovetail grooves (6) are formed in the side edges of the upright posts (3), a groove (9) is formed in the other side surface of each upright post (3), an open slot (7) is formed in the end head of the cross beam (5), bosses (8) are arranged at the bottom of the open slot (7), dovetail plates (10) are arranged on the side edges of the open slot (7), the dovetail plates (10) are matched with the dovetail grooves (6), and the bosses (8) are embedded into the grooves (9);
underframe (1) includes horizontal pole (11) and montant (12), the end of horizontal pole (11) and montant (12) has the scarf, has all seted up dovetail groove (13) on the upper surface of horizontal pole (11) and montant (12) tip, and dovetail groove (13) inside callipers are equipped with gomphosis strip (14) and set up horizontal pole (11) and two scarf of montant (12) each other amalgamation and mutually perpendicular.
2. The framework for a low-voltage combined switch cabinet as claimed in claim 1, wherein: the included angle between the oblique cutting plane and the vertical plane of the cross rod (11) and the vertical rod (12) is 30-50 degrees.
3. The framework for a low-voltage combined switch cabinet as claimed in claim 1, wherein: the center line of the trapezoidal groove (13) on the cross rod (11) is superposed with the center line of the trapezoidal groove (13) on the vertical rod (12).
4. The framework for a low-voltage combined switch cabinet as claimed in claim 1, wherein: the embedded strip (14) is an isosceles trapezoid embedded strip.
5. The framework for a low-voltage combined switch cabinet as claimed in claim 1, wherein: and a spacer bush is arranged between the blind mounting hole (4) and the upright post (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022129309.4U CN213341171U (en) | 2020-09-24 | 2020-09-24 | Low pressure combination formula skeleton for cubical switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022129309.4U CN213341171U (en) | 2020-09-24 | 2020-09-24 | Low pressure combination formula skeleton for cubical switchboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213341171U true CN213341171U (en) | 2021-06-01 |
Family
ID=76067217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022129309.4U Active CN213341171U (en) | 2020-09-24 | 2020-09-24 | Low pressure combination formula skeleton for cubical switchboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213341171U (en) |
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2020
- 2020-09-24 CN CN202022129309.4U patent/CN213341171U/en active Active
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