CN211830624U

CN211830624U - Effectual high pressure heat altered resistance of shock attenuation starts cabinet

Info

Publication number: CN211830624U
Application number: CN202020987707.7U
Authority: CN
Inventors: 许建祥
Original assignee: Anhui Nuoxi Electric Equipment Technology Co ltd
Current assignee: Anhui Nuoxi Electric Equipment Technology Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-10-30
Anticipated expiration: 2030-06-03

Abstract

The utility model provides an effectual high pressure heat altered resistance of shock attenuation starts cabinet, which comprises a cabinet, the rack bottom is equipped with the mounting bracket, install eight damping device on the mounting bracket one by one, every damping device all includes the long screw, long screw one end is the hexagon head, the long screw is kept away from this hexagon head one end and has been alternate in proper order to have separation blade one, C font shell fragment, reset spring, separation blade two, nut one and nut two, C font shell fragment both ends are all run through by the long screw activity, every long screw is close to the equal activity of hexagon head one end and runs through the mounting bracket, every long screw is kept away from hexagon head one end and is equipped with the screw thread section, this screw thread section activity runs through the rack diapire and presss from both sides tightly fixedly through. The utility model discloses a C font shell fragment and reset spring cushion the shock attenuation jointly, reduce the vibration range of whole rack, provide good operational environment for the operation of equipment, reduce the risk that each equipment drops because of receiving the vibrations.

Description

Effectual high pressure heat altered resistance of shock attenuation starts cabinet

Technical Field

The utility model relates to a technical field of high pressure heat altered equipment specifically is an effectual high pressure heat altered resistance of shock attenuation starts cabinet.

Background

The high-voltage heat-variable and high-voltage heat-variable resistance soft starting device belongs to the category of power distribution cabinets of high-voltage electric appliances, and is mainly used for large and medium-sized high-voltage squirrel-cage alternating-current asynchronous motors or high-voltage synchronous motors started asynchronously and used for resistance voltage-reduction starting.

The existing high-voltage thermal resistance-variable starting cabinet is mainly directly fixed on the ground through expansion bolts when being installed, the fixing mode is not favorable for the operation shock absorption of equipment, a relatively serious shaking phenomenon is brought to the cabinet body, the fixing bolts of all working equipment are easily loosened, and the operation risk is increased.

Therefore, a high-voltage thermal-change resistance starting cabinet with a good damping effect needs to be developed, and the high-voltage thermal-change resistance starting cabinet brings greater safety to equipment operation.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a shock attenuation effectual high pressure heat altered resistance starts cabinet for solve the technical problem who proposes in the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a high-voltage thermal change resistor starting cabinet with a good damping effect comprises a cabinet, wherein a mounting frame is arranged at the bottom of the cabinet, eight damping devices are mounted on the mounting frame one by one, each damping device comprises a long screw, a hexagonal head is arranged at one end of the long screw, a first blocking piece, a C-shaped elastic piece, a reset spring, a second blocking piece, a first nut and a second nut are sequentially inserted into one end, away from the hexagonal head, of the long screw, and two ends of the C-shaped elastic piece are movably penetrated through by the long screw;

each long screw rod is close to hexagonal head one end all the activity and runs through the mounting bracket, every long screw rod keeps away from hexagonal head one end and is equipped with the screw thread section, and this screw thread section activity runs through the rack diapire and presss from both sides tightly fixedly through nut one and nut two.

Further, the mounting bracket is mesh font platform frame, the corresponding mesh font recess of having seted up in mounting bracket bottom, just eight through-holes have been seted up one by one at the both ends position that the mounting bracket is located four apex angles and two horizontal poles in the middle of.

Furthermore, every all inlay in the through-hole and have the abrasionproof rubber circle, every the long screw is close to hexagonal head one end and all alternates and be sliding connection in corresponding abrasionproof rubber circle, and every the hexagonal head area all is greater than the through-hole area.

Furthermore, a plurality of expansion bolt holes are formed in the mounting frame one by one, perforated rubber blocks are movably embedded in the grooves in the shape of the Chinese character mu one by one corresponding to each expansion bolt hole, and holes in each perforated rubber block are matched with the corresponding expansion bolt holes.

Further, the number of the expansion bolt holes and the number of the perforated rubber blocks are equal and are at least six.

Furthermore, the reset spring is located in the included angle of the C-shaped elastic sheet, and two ends of the reset spring are respectively abutted to inner walls of two ends of the C-shaped elastic sheet.

Furthermore, the separation blade one is located between mounting bracket upper surface and the C font shell fragment is close to mounting bracket one end outer wall.

Furthermore, the second blocking piece is positioned between the first nut and the outer wall of the end, close to the cabinet, of the C-shaped elastic piece.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a novelty, the structure innovation, the mounting bracket has been set up in the rack bottom, expansion bolts is fixed to the ground of mounting bracket, it is stable to keep buffering through eight damping device between mounting bracket and the rack bottom, every damping device's long screw rod is connected mounting bracket and rack, it is fixed to utilize nut one and nut two to press from both sides tightly at the rack bottom wall, the mounting bracket is run through in the activity of the long screw rod other end, the condition of flexible activity is provided, drive the rack shake during equipment operation, cushion the shock attenuation jointly by C font shell fragment and reset spring, reduce the vibration range of whole rack, good operational environment is provided for the operation of equipment, reduce the risk that each equipment drops because of receiving the shake.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is an exploded view of the shock absorber of the present invention;

fig. 4 is a bottom view of the bottom structure of the mounting bracket of the present invention;

fig. 5 is an enlarged view of region B in fig. 4.

In the figure: 1. a cabinet; 2. a mounting frame; 21. a groove shaped like a Chinese character mu; 22. a through hole; 22a, an anti-abrasion rubber ring; 23. a rubber block with holes; 24. an expansion bolt hole; 3. a damping device; 31. a long screw; 31a, a threaded section; 32. a first baffle plate; 33. a second blocking piece; 34. a first nut; 35. a second nut; 36. a return spring; 37. c-shaped elastic sheet.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

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 be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive 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, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, referring to fig. 1-3, a high-voltage thermal-change resistor starting cabinet with good damping effect includes a cabinet 1, a mounting frame 2 is disposed at the bottom of the cabinet 1, eight damping devices 3 are mounted on the mounting frame 2 one by one, each damping device 3 includes a long screw 31, one end of each long screw 31 is a hexagon head, a first blocking piece 32, a C-shaped elastic piece 37, a return spring 36, a second blocking piece 33, a first nut 34 and a second nut 35 are sequentially inserted into one end of each long screw 31 away from the hexagon head, both ends of the C-shaped elastic piece 37 are movably penetrated through by the long screw 31, the C-shaped elastic piece 37 can be integrally cast by stainless steel or aluminum alloy, and has the advantages of high elasticity, fatigue resistance, oxidation resistance, long service life and the like, the return spring 36 is located within an included angle of the C-shaped elastic piece 37, both ends of the return spring 36 are respectively abutted against inner walls of both ends of the C-shaped, when the vibration is generated to form extrusion, firstly, the corresponding C-shaped elastic sheet 37 can preferentially bear vibration pressure, and then, the C-shaped elastic sheet is supported by the elastic force of the reset spring 36, the C-shaped elastic sheet and the reset spring are mutually assisted to improve the shock absorption effect, one end, close to the hexagonal head, of each long screw 31 movably penetrates through the mounting frame 2, one end, far away from the hexagonal head, of each long screw 31 is provided with a threaded section 31a, the threaded section 31a movably penetrates through the bottom wall of the cabinet 1 and is clamped and fixed through a first nut 34 and a second nut 35, the first blocking piece 32 is located between the upper surface of the mounting frame 2 and the outer wall, close to one end of the mounting frame 2, of the C-shaped elastic sheet 37, the second blocking piece 33 is located between the first nut 34 and the outer wall, the contact area can be increased through the.

An embodiment, please refer to fig. 4 and 5, mounting bracket 2 is mesh font platform frame, and structural modeling is firm, the corresponding mesh font recess 21 of having seted up in 2 bottoms of mounting bracket, just eight through-holes 22, every have been seted up one by one at the both ends position that mounting bracket 2 is located four apex angles and two horizontal poles in the middle of and all inlayed in the through-hole 22 and have the abrasionproof rubber circle 22a, every long screw 31 is close to the equal interlude of hexagonal head one end and is sliding connection in corresponding abrasionproof rubber circle 22a, and every the hexagonal head area all is greater than the through-hole 22 area for long screw 31 can slide from top to bottom and cushion, and hexagonal head one end can not drop from mounting bracket 2 simultaneously.

In an embodiment, referring to fig. 4 and 5, a plurality of expansion bolt holes 24 are formed in the mounting frame 2 one by one, perforated rubber blocks 23 are movably embedded in the groove 21 in the shape of a Chinese character 'mu' one corresponding to each expansion bolt hole 24, holes in each perforated rubber block 23 are matched with the corresponding expansion bolt holes 24, the number of the expansion bolt holes 24 is equal to that of the perforated rubber blocks 23, the number of the expansion bolt holes is at least six, the lower end of each perforated rubber block 23 protrudes out of the plane of the bottom of the mounting frame 2, a certain shock absorption effect can be achieved, and meanwhile, the expansion bolts cannot easily move and loosen when penetrating through the expansion bolt holes 24 and the perforated rubber blocks 23 to be connected and fixed with the ground.

The utility model discloses a concrete operation as follows:

firstly, placing the mounting frame 2 on the mounting ground, drilling fixing holes one by one corresponding to the positions of each expansion bolt hole 24, placing a plurality of perforated rubber blocks 23 in the mesh-shaped grooves 21 and matching with the corresponding expansion bolt holes 24, simultaneously inserting each long screw 31 into the anti-abrasion rubber ring 22a corresponding to the through hole 22 from the mesh-shaped grooves 21 upwards, then inserting the corresponding expansion bolt holes 24, the perforated rubber blocks 23 and the fixing holes through expansion bolts and carrying out screwing and fixing to complete the fixing of the mounting frame 2, then placing the reset spring 36 in the included angle of the C-shaped elastic sheet 37, then sequentially sleeving the first blocking sheet 32, the C-shaped elastic sheet 37 (containing the reset spring 36) and the second blocking sheet 33 on the corresponding long screw 31, connecting the first nut 34 on the thread section 31a in a threaded manner, then installing the holes drilled on the bottom wall of the cabinet 1 corresponding to each long screw 31, and finally, the second nut 35 is screwed on the threaded section 31a from the inside of the cabinet 1, and the second nut 35 and the first nut 34 are kept to clamp and fix the bottom wall of the cabinet 1.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The high-voltage heat-variable resistor starting cabinet with the good damping effect comprises a cabinet (1) and is characterized in that a mounting frame (2) is arranged at the bottom of the cabinet (1), eight damping devices (3) are mounted on the mounting frame (2) one by one, each damping device (3) comprises a long screw (31), one end of each long screw (31) is a hexagonal head, a first blocking piece (32), a C-shaped elastic piece (37), a reset spring (36), a second blocking piece (33), a first nut (34) and a second nut (35) are sequentially inserted into one end, far away from the hexagonal head, of each long screw (31), and two ends of the C-shaped elastic piece (37) are movably penetrated through by the long screws (31);

each long screw rod (31) is close to one end of the hexagonal head and penetrates through the mounting frame (2) in a movable mode, a threaded section (31 a) is arranged at one end, away from the hexagonal head, of each long screw rod (31), and the threaded section (31 a) penetrates through the bottom wall of the cabinet (1) in a movable mode and is clamped and fixed through a first nut (34) and a second nut (35).

2. The high-voltage thermal-change resistor starting cabinet with the good shock absorption effect as claimed in claim 1, wherein the mounting frame (2) is a grid-shaped platform frame, a grid-shaped groove (21) is correspondingly formed in the bottom end of the mounting frame (2), and eight through holes (22) are formed in the two end portions of the mounting frame (2) located at four top corners and two middle cross bars one by one.

3. The high-voltage thermo-dependent resistor starting cabinet with the good shock absorption effect as claimed in claim 2, wherein an anti-abrasion rubber ring (22 a) is embedded in each through hole (22), one end of each long screw (31) close to the hexagonal head is inserted into the corresponding anti-abrasion rubber ring (22 a) in a sliding connection, and the area of each hexagonal head is larger than that of the through hole (22).

4. The high-voltage thermo-dependent resistor starting cabinet with good shock absorption effect as claimed in claim 2, wherein a plurality of expansion bolt holes (24) are arranged on the mounting frame (2) one by one, a rubber block (23) with holes is movably embedded in the groove (21) in the shape of Chinese character 'mu', corresponding to each expansion bolt hole (24), one by one, and the hole of each rubber block with holes (23) is matched with the corresponding expansion bolt hole (24).

5. A shock-absorbing high-voltage temperature-dependent resistance starter cabinet as claimed in claim 4, wherein the number of said expansion bolt holes (24) and said rubber blocks (23) with holes is equal to at least six.

6. The high-voltage thermo-dependent resistor starting cabinet with the good shock absorption effect as claimed in claim 1, wherein the return spring (36) is located within an included angle of the C-shaped elastic sheet (37), and two ends of the return spring (36) are respectively abutted against inner walls of two ends of the C-shaped elastic sheet (37).

7. The high-voltage thermo-dependent resistor starting cabinet with the good shock absorption effect as claimed in claim 1, wherein the first blocking piece (32) is located between the upper surface of the mounting frame (2) and the outer wall of one end, close to the mounting frame (2), of the C-shaped elastic piece (37).

8. The high-voltage thermo-dependent resistor starting cabinet with the good shock absorption effect as claimed in claim 1, wherein the second blocking piece (33) is located between the first nut (34) and the outer wall of the C-shaped elastic piece (37) at the end close to the cabinet (1).