CN217640915U - Transformer core clamp structure - Google Patents

Abstract

The utility model discloses a transformer core folder structure belongs to power transformer technical field, including punch holder, lower plate and clamp splice, punch holder and lower plate screw thread fixed connection, the clamp splice is located between the intermediate layer of punch holder, the both ends threaded connection of punch holder has fixing device, and the both ends threaded connection of lower plate has same fixing device, fixing device includes the thread plate, the fixed plate, the telescopic shaft, the retainer plate, spacing axle and nut. The utility model discloses a connect the nut on the threading board, place the threading board joint in the draw-in groove of splint again for the threading board can not rotate, can play the guard action to the splint, prevents that splint from warping, and the retainer plate of the rethread pulling other end makes spacing axle conflict connect in the nut department of nut, and the nut is fixed to spacing joint, has effectively prevented not hard up of nut.

Description

Transformer core clamp structure

Technical Field

The utility model belongs to the technical field of the power detection equipment, concretely relates to transformer core folder structure.

Background

The transformer clamping piece is a fastening device for clamping and fixing a transformer iron core, and the clamping piece consists of an upper clamping piece and a lower clamping piece, and the fixing purpose is achieved by clamping two sides of an upper iron yoke and a lower iron yoke of a transformer.

But current folder is through long-term the back of using, and the condition of not hard up can appear in the bolt at folder both ends for the iron yoke is fixed insecurely, leads to the component to damage, secondly can shake because of the reason emergence in magnetic field when producing the alternating current, leads to the upper and lower folder connecting rod to become flexible and leads to fixed insecurely.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer core folder structure fixed insecure among solving above-mentioned background art, the not hard up condition can appear in the bolt at folder both ends, makes the yoke fixed insecure, leads to the component to damage, secondly can be because the reason in magnetic field takes place to shake when producing the alternating current, leads to on, the not hard up fixed insecure that leads to of lower folder connecting rod.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a transformer core folder structure, includes punch holder, lower plate and clamp splice, punch holder and lower plate thread fixed connection, the clamp splice is located between the intermediate layer of punch holder, the both ends threaded connection of punch holder has fixing device, the both ends threaded connection of lower plate has same fixing device, fixing device includes the thread plate, the fixed plate, the telescopic shaft, the retainer plate, spacing axle and bolt.

Preferably, the number of the limiting shafts is five, five of the limiting shafts are located on the nut surface of the bolt, the threaded plate is located in the notch on one side of the upper clamping plate, and the fixing plate is fixedly connected in the notch on the other side of the upper clamping plate in a welding mode.

Preferably, the bolt and the thread plate thread fixed connection, the nut end of bolt is contradicted and is connected spacing axle, the one end fixed welding of spacing axle is connected with the retainer plate, one side fixed welding of retainer plate is connected with the telescopic shaft, the one end fixed welding of telescopic shaft is connected with the fixed plate.

Preferably, the upper end fixed welded connection of clamp splice has buffer gear, buffer gear includes blotter, cushion column, buffer spring and spout.

Preferably, the sliding grooves are fixedly formed in two sides of two ends of the buffering cushion, the limiting block is fixedly welded to one end of the buffering column, the limiting block is clamped inside the sliding grooves, one end of the buffering spring abuts against the bottom of the sliding grooves, and the other end of the buffering spring abuts against one side of the limiting block.

Preferably, the bottom of lower plate is fixedly welded with the support, the quantity of support has four, four the bottom mounting of support is seted up threaded hole.

Preferably, the punch holder passes through shock attenuation pole and lower plate thread fixed connection, the shock attenuation pole includes threaded rod and damping spring, the upper end thread fixed connection punch holder's of threaded rod upper end, the lower extreme of the lower extreme thread fixed connection lower plate of threaded rod, damping spring is located between punch holder and the lower plate, the damping spring activity cup joints the surface at the threaded rod.

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

1. through with bolt threaded connection on the thread plate, place the thread plate joint in the draw-in groove of splint again, make the thread plate can not rotate, can play the guard action to the splint, prevent that splint from warping, the retainer plate of rethread pulling other end, make spacing contradict to connect in the nut department of bolt, spacing joint fixes the bolt, the effectual not hard up that prevents the bolt, succinct easy operation, when needs are dismantled, the downwardly moving retainer plate, make spacing axle put aside and to loosen the bolt.

2. Through cup jointing damping spring at the connecting rod center, can slow down the impact force of upper and lower indisputable yoke vibrations to prevent droing of bolt, secondly at upper and lower indisputable yoke be fixed with the blotter, through damping spring's elastic action, can protect the pressure that produces when fixed, prevent that the folder from warping.

Drawings

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

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is a schematic view of the fixing device of FIG. 1 according to the present invention;

fig. 4 is a schematic view of an internal structure of the buffering mechanism of fig. 1 according to the present invention;

fig. 5 is a schematic structural view of the shock-absorbing rod of fig. 1 according to the present invention.

In the figure: 1. an upper splint; 2. a lower splint; 3. a fixing device; 301. a thread plate; 302. a fixing plate; 303. a telescopic shaft; 304. a fixed ring; 305. a limiting shaft; 306. a bolt; 4. a clamping block; 5. a support; 6. a threaded hole; 7. a shock-absorbing rod; 701. a threaded rod; 702. a damping spring; 8. a buffer mechanism; 801. A cushion pad; 802. a buffer column; 803. a buffer spring; 804. a chute; 805. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a transformer core folder structure, includes punch holder 1, lower plate 2 and clamp splice 4, punch holder 1 and 2 screw thread fixed connection of lower plate, and clamp splice 4 is located between the intermediate layer of punch holder 1, and the both ends threaded connection of punch holder 1 has fixing device 3, and the both ends threaded connection of lower plate 2 has same fixing device 3, and fixing device 3 includes threaded plate 301, fixed plate 302, telescopic shaft 303, retainer plate 304, spacing axle 305 and bolt 306.

In this embodiment, through with bolt 306 threaded connection on thread plate 301, place thread plate 301 joint in the draw-in groove of splint again, make thread plate 301 can not rotate, can play the guard action to the splint, prevent splint deformation, the retainer plate 304 of rethread pulling other end, make spacing axle 305 conflict connect in the nut department of bolt 306, bolt 306 is fixed to spacing joint, the effectual not hard up that prevents bolt 306, succinct easy operation, when needs are dismantled, downwardly moving retainer plate 304, make spacing axle 305 put aside can loosen bolt 306.

Specifically, the number of the limiting shafts 305 is five, the five limiting shafts 305 are located on the nut surface of the bolt 306, the threaded plate 301 is located in the notch on one side of the upper clamping plate 1, and the fixing plate 302 is fixedly welded and connected in the notch on the other side of the upper clamping plate 1.

In this embodiment, thread plate 301 has played the outer wall guard action to punch holder 1, avoids bolt 306 direct action to punch holder 1's outer wall, makes punch holder 1 warp easily, places thread plate 301 in the notch, can prevent that thread plate 301 from rotating and making bolt 306 not hard up.

Specifically, bolt 306 and thread plate 301 screw thread fixed connection, the spacing axle 305 is connected in the conflict of the nut end of bolt 306, and the one end fixed welded connection of spacing axle 305 has retainer plate 304, and one side fixed welded connection of retainer plate 304 has telescopic shaft 303, and the one end fixed welded connection of telescopic shaft 303 has fixed plate 302.

In this embodiment, the fixing plate 302 fixes the telescopic shaft 303, thereby preventing the telescopic shaft 303 from being dislocated.

Specifically, the upper end of the clamping block 4 is fixedly welded with a buffer mechanism 8, and the buffer mechanism 8 comprises a buffer pad 801, a buffer column 802, a buffer spring 803 and a sliding groove 804.

In this embodiment, the buffer mechanism 8 can well protect the brightness of the upper clamp plate 1 from being deformed.

Specifically, the fixed spout 804 of having seted up in both sides at blotter 801 both ends, the one end fixed welded connection of buffering post 802 has stopper 805, and stopper 805 joint is in the inside of spout 804, and buffer spring 803's one end butt is in the bottom of spout 804, and buffer spring 803's the other end butt is in one side of stopper 805.

In this embodiment, when the upper plate 1 is fixed by the fixing device 3, the bolt 306 is screwed, the upper plate 1 is moved inward, the buffer column 802 is compressed to move toward the inside of the sliding groove 804, the buffer spring 803 is compressed, the elastic acting force generated by the buffer spring 803 slows down the extrusion force of the bolt 306, and therefore the upper plate 1 is protected from deformation.

Specifically, the bottom of lower plate 2 is fixed welded and connected with support 5, and there are four support 5's quantity, and four support 5's bottom mounting offers threaded hole 6.

In the embodiment, the bracket 5 plays a role in fixing, and the bracket 5 is screwed through the threaded hole 6, so that the lower splint 2 is fixed.

Specifically, the upper plate 1 is fixedly connected with the lower plate 2 through the damping rods 7, the damping rods 7 comprise threaded rods 701 and damping springs 702, the upper ends of the threaded rods 701 are fixedly connected with the upper end of the upper plate 1 through the upper threads, the lower ends of the threaded rods 701 are fixedly connected with the lower end of the lower plate 2 through the lower threads, the damping springs 702 are located between the upper plate 1 and the lower plate 2, and the damping springs 702 are movably sleeved on the outer surface of the threaded rods 701.

In this embodiment, through cup jointing damping spring 702 in threaded rod 701 center, can slow down the impact force of upper and lower indisputable yoke vibrations, prevent that the too big smooth silk that leads to the screw of impact force for it is fixed not hard up, thereby influences the part.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A transformer core clamping piece structure comprises an upper clamping plate (1), a lower clamping plate (2) and a clamping block (4); the method is characterized in that: the utility model discloses a clamp plate, including punch holder (1), splint (2), clamp splice (4), fixing device (301), fixed plate (302), telescopic shaft (303), retainer plate (304), spacing axle (305) and bolt (306), the both ends threaded connection of punch holder (1) has fixing device (3), the both ends threaded connection of punch holder (1) has same fixing device (3), fixing device (3) are including thread board (301), fixed plate (302), telescopic shaft (303), retainer plate (304).

2. A transformer core clip structure according to claim 1, wherein: the quantity of spacing axle (305) has five, five spacing axle (305) are located the nut face of bolt (306), thread plate (301) are located the notch of punch holder (1) one side, fixed plate (302) fixed weld connects in the notch of punch holder (1) opposite side.

3. A transformer core clip structure according to claim 2, wherein: bolt (306) and thread plate (301) screw thread fixed connection, the nut end of bolt (306) is contradicted and is connected spacing axle (305), the one end fixed welding who keeps spacing axle (305) is connected with retainer plate (304), one side fixed welding of retainer plate (304) is connected with telescopic shaft (303), the one end fixed welding of telescopic shaft (303) is connected with fixed plate (302).

4. The transformer core clip structure according to claim 1, wherein: the upper end fixed welded connection of clamp splice (4) has buffer gear (8), buffer gear (8) are including blotter (801), buffering post (802), buffer spring (803) and spout (804).

5. A transformer core clip structure according to claim 4, wherein: the buffer structure is characterized in that sliding grooves (804) are fixedly formed in two sides of two ends of the buffer pad (801), a limiting block (805) is fixedly welded to one end of the buffer column (802), the limiting block (805) is clamped inside the sliding grooves (804), one end of the buffer spring (803) abuts against the bottom of the sliding grooves (804), and the other end of the buffer spring (803) abuts against one side of the limiting block (805).

6. A transformer core clip structure according to claim 1, wherein: the bottom fixed welded connection of lower plate (2) has support (5), the quantity of support (5) has four, four the bottom mounting of support (5) is seted up threaded hole (6).

7. The transformer core clip structure according to claim 1, wherein: the utility model discloses a damping device, including punch holder (1), punch holder (1) and lower plate (2), damping rod (7) are through shock attenuation pole (7) and lower plate (2) screw thread fixed connection, damping rod (7) are including threaded rod (701) and damping spring (702), the upper end of upper end screw thread fixed connection punch holder (1) of threaded rod (701), the lower extreme of lower extreme screw thread fixed connection lower plate (2) of threaded rod (701), damping spring (702) are located between punch holder (1) and lower plate (2), damping spring (702) activity cup joints the surface at threaded rod (701).

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