CN209913503U

CN209913503U - Reactive power compensation cabinet

Info

Publication number: CN209913503U
Application number: CN201920608574.5U
Authority: CN
Inventors: 蔡晨雨
Original assignee: Yan Teng Electrical Technology Co Ltd
Current assignee: Yan Teng Electrical Technology Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-07
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to the technical field of electrical equipment, and a reactive power compensation cabinet is disclosed, including the compensation cabinet, the spout of two mutual symmetries is all seted up to the both sides at compensation cabinet inner chamber top, and the gyro wheel has been cup jointed in the inside equal slip of two spouts, and the pivot has all been cup jointed to the inside of two gyro wheels, and the cabinet door has been cup jointed in the outside activity of pivot, and the draw-in groove of two mutual symmetries has all been seted up to the both sides at compensation cabinet inner chamber middle part, and horizontal cavity has been seted up to the inside of cabinet door bottom, and the ejector pin has been cup jointed in the equal activity in both ends of. This reactive power compensation cabinet through the combined action of spout and pivot to and design into two with the cabinet door, the corresponding cabinet door can be opened according to the part of the inside trouble of compensation cabinet to the maintainer of being convenient for, and two cabinet doors all can shrink the inside of compensation cabinet in addition, can not cause the influence to the maintainer, has improved the convenience that the maintainer overhauld.

Description

Reactive power compensation cabinet

Technical Field

The utility model relates to an electrical equipment technical field specifically is a reactive power compensation cabinet.

Background

The technical measure of installing a reactive power source in a substation in an electric power system or directly in a substation for electric energy users to change the flow of reactive power in the electric power system, thereby improving the voltage level of the electric power system, reducing network loss and improving the dynamic performance of the electric power system is called reactive power compensation, and the reactive power refers to a power component formed when a current flows through a capacitive reactance (XC) or an inductive reactance (XL) when a phase angle difference exists between a voltage U and a current I in an alternating current circuit.

The front of the existing reactive power compensation cabinet is hinged with a cabinet door, other equipment is placed on one side of the reactive power compensation cabinet, an overhaul worker cannot open the cabinet door completely, the overhaul difficulty of the overhaul worker is increased, the reactive power compensation cabinet is large-scale safety equipment, the cabinet door of the existing reactive power compensation cabinet cannot be opened by a professional overhaul worker, and the safety of the reactive power compensation cabinet is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reactive power compensation cabinet, possess the advantage that overhauls the convenience and the security is high, solved and to have overhauld current reactive power compensation cabinet when unable open the cabinet door completely, increaseed the maintenance degree of difficulty to and the non-professional maintainer of cabinet door of current reactive power compensation cabinet also can open, the problem that the security is low.

The utility model provides a following technical scheme: a reactive power compensation cabinet comprises a compensation cabinet, wherein two symmetrical sliding grooves are formed in two sides of the top of an inner cavity of the compensation cabinet, rollers are sleeved in the two sliding grooves in a sliding manner, rotating shafts are fixedly sleeved in the two rollers, a cabinet door is movably sleeved outside the rotating shafts, two symmetrical clamping grooves are formed in two sides of the middle of the inner cavity of the compensation cabinet, a transverse cavity is formed in the bottom end of the cabinet door, ejector rods are movably sleeved at two ends of the inner cavity of the transverse cavity, a lug is fixedly mounted at one end of each ejector rod, an annular spring is movably sleeved outside the two ejector rods and inside the transverse cavity, a fixed block is fixedly mounted in the middle of the front bottom end of the cabinet door, a circular groove communicated with the transverse cavity is formed in the fixed block, and a nut is sleeved inside the circular groove, and the top of the inner cavity of the circular groove is provided with a through hole, the internal thread of the nut is sleeved with a threaded rod, and the inside of the through hole is movably sleeved with a rack matched with the outside of the nut.

Preferably, the number of the cabinet doors is two, the two cabinet doors are identical in size and shape, and the two cabinet doors are respectively located at the top and the bottom of the front face of the compensation cabinet.

Preferably, when the cabinet door is in the closed condition, the one end that the lug was kept away from to the ejector pin and the inside joint of draw-in groove, one side that the ejector pin was kept away from to the lug all contacts with the outside of threaded rod, when the cabinet door is in the open condition, two one side contact that the ejector pin was kept away from to the lug is nevertheless not connected to, and the one end that the lug was kept away from to the ejector pin is located the inside of horizontal cavity.

Preferably, the outer portion of the projection near one end of the ram is in contact with but not connected to the inner portion of the transverse cavity, and the other end of the projection is in the shape of a truncated cone.

Preferably, one end of the annular spring is fixedly connected with one end inside the transverse cavity, and the other end of the annular spring is fixedly connected with one side of the bump.

Preferably, one end of the threaded rod, which is far away from the nut, is in a shape of a circular truncated cone, and the length value of the threaded rod is slightly larger than that of the nut.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this reactive power compensation cabinet through the combined action of spout and pivot to and design into two with the cabinet door, the corresponding cabinet door can be opened according to the part of the inside trouble of compensation cabinet to the maintainer of being convenient for, and two cabinet doors all can shrink the inside of compensation cabinet in addition, can not cause the influence to the maintainer, has improved the convenience that the maintainer overhauld.

2. This reactive power compensation cabinet through the combined action of ejector pin and draw-in groove, is convenient for realize opening and shutting of cabinet door, has brought the facility for staff's maintenance to and under the cooperation of rack, nut and threaded rod is used, only professional maintainer could open the compensation cabinet, and other people can not open the compensation cabinet at will, have improved the security when compensation cabinet uses.

Drawings

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

FIG. 2 is a schematic sectional view of the cabinet door according to the present invention;

fig. 3 is the left view schematic diagram of the structure cabinet door of the utility model.

In the figure: 1. a compensation cabinet; 2. a chute; 3. a roller; 4. a rotating shaft; 5. a cabinet door; 6. a card slot; 7. a transverse cavity; 8. a top rod; 9. a bump; 10. an annular spring; 11. a fixed block; 12. a circular groove; 13. a nut; 14. a through hole; 15. a threaded rod; 16. a rack.

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. 1-3, a reactive power compensation cabinet comprises a compensation cabinet 1, two symmetrical chutes 2 are respectively disposed on two sides of the top of the inner cavity of the compensation cabinet 1, rollers 3 are slidably sleeved inside the two chutes 2, rotating shafts 4 are fixedly sleeved inside the two rollers 3, cabinet doors 5 are movably sleeved outside the rotating shafts 4, when the cabinet doors 5 are in a closed state, one ends of the ejector rods 8, far away from the convex blocks 9, are clamped with the inner parts of the clamping grooves 6, one sides of the convex blocks 9, far away from the ejector rods 8, are in contact with the outer parts of the threaded rods 15, when the cabinet doors 5 are in an open state, one sides of the two convex blocks 9, far away from the ejector rods 8, are in contact but not connected, one ends of the ejector rods 8, far away from the convex blocks 9, are located inside the transverse cavities 7, under the combined action of the ejector rods 8 and the clamping grooves 6, the opening and closing of, the two cabinet doors 5 are the same in size and shape, the two cabinet doors 5 are respectively positioned at the top and the bottom of the front of the compensation cabinet 1, the maintenance personnel can open the corresponding cabinet doors 5 according to the fault part of the compensation cabinet 1 by designing the two cabinet doors 5, the two cabinet doors 5 can be contracted into the compensation cabinet 1 without influencing the maintenance personnel, the convenience for maintenance of the maintenance personnel is improved, two symmetrical clamping grooves 6 are respectively arranged at two sides of the middle part of the inner cavity of the compensation cabinet 1, a transverse cavity 7 is arranged at the bottom end of the cabinet doors 5, ejector rods 8 are movably sleeved at two ends of the inner cavity of the transverse cavity 7, a lug 9 is fixedly arranged at one end of each ejector rod 8, the outer part of one end of the lug 9 close to the ejector rod 8 is in contact with but not connected with the inner part of the transverse cavity 7, the other end of the lug 9 is in a truncated cone shape, one end of the, when the threaded rod 15 moves towards the inside of the transverse cavity 7, one end of the ejector rod 8 is clamped with the inside of the clamping groove 6 when the two convex blocks 9 move towards two sides, so that the cabinet door 5 is closed, the annular spring 10 is movably sleeved outside the two ejector rods 8 and inside the transverse cavity 7, one end of the annular spring 10 is fixedly connected with one end inside the transverse cavity 7, the other end of the annular spring 10 is fixedly connected with one side of the convex block 9, under the action of the annular spring 10, when the threaded rod 15 rotates outwards, the two ejector rods 8 contract inwards to be separated from the clamping groove 6 when the annular spring 10 provides a reverse acting force, so that the cabinet door 5 is opened, the middle part of the front bottom end of the cabinet door 5 is fixedly provided with the fixed block 11, the inside of the fixed block 11 is provided with the circular groove 12 communicated with the transverse cavity 7, and the inside of the circular groove 12 is, and the through-hole 14 has been seted up at the top of circular slot 12 inner chamber, the internal thread of nut 13 cup joints threaded rod 15, threaded rod 15 keeps away from the shape of nut 13 one end and is the round platform shape, and the length value of threaded rod 15 slightly is greater than the length value of nut 13, avoids making threaded rod 15 and nut 13 break away from when nut 13 is rotatory because of the too short length value of threaded rod 15 leads to, thereby lead to unable cabinet door 5 to open, has reduced its practicality, the rack 16 with the outside looks adaptation of nut 13 has been cup jointed in the internal activity of through-hole 14.

According to the working principle, firstly, the rack 16 is inserted into the through hole 14, then the bottom of the rack 16 is contacted with the top of the nut 13, then the rack 16 is pulled outwards along with the nut 13, the nut 13 is rotated in the moving process of the rack 16, the threaded rod 15 is rotated to move towards the inside of the nut 13 when the nut 13 is rotated, the outside of the threaded rod 15 is slowly separated from the bump 9, at the moment, the two ejector rods 8 pull the ejector rods 8 inwards under the restoring force of the annular spring 10, so that one ends of the two ejector rods 8 are separated from the inside of the clamping groove 6, the cabinet door 5 is opened, then the cabinet door 5 is pushed upwards to be contracted into the inside of the compensation cabinet 1 under the action of the roller 3 and the rotating shaft 4, then the cabinet door 5 is pulled out to be restored to the original position, and when the rack 16 is inserted into the through hole 14, the nut 13.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. A reactive power compensation cabinet comprises a compensation cabinet (1), and is characterized in that: the compensation cabinet is characterized in that two symmetrical sliding chutes (2) are respectively formed in two sides of the top of an inner cavity of the compensation cabinet (1), rollers (3) are respectively sleeved in the two sliding chutes (2) in a sliding manner, rotating shafts (4) are respectively sleeved in the two rollers (3), a cabinet door (5) is movably sleeved outside the rotating shafts (4), two symmetrical clamping grooves (6) are respectively formed in two sides of the middle of the inner cavity of the compensation cabinet (1), a transverse cavity (7) is formed in the bottom end of the cabinet door (5), ejector rods (8) are respectively movably sleeved at two ends of the inner cavity of the transverse cavity (7), a lug (9) is fixedly mounted at one end of each ejector rod (8), an annular spring (10) is sleeved outside each ejector rod (8) and movably inside each transverse cavity (7), and a fixing block (11) is fixedly mounted in the middle of the front bottom end of the cabinet door (5), circular recess (12) that link up with horizontal cavity (7) are seted up to the inside of fixed block (11), nut (13) have been cup jointed in the inside activity of circular recess (12), and through-hole (14) have been seted up at the top of circular recess (12) inner chamber, threaded rod (15) have been cup jointed to the internal thread of nut (13), rack (16) with nut (13) outside looks adaptation have been cup jointed in the inside activity of through-hole (14).

2. A reactive power compensation cabinet according to claim 1, characterized in that: the number of the cabinet doors (5) is two, the two cabinet doors (5) are identical in size and shape, and the two cabinet doors (5) are respectively positioned at the top and the bottom of the front side of the compensation cabinet (1).

3. A reactive power compensation cabinet according to claim 1, characterized in that: when cabinet door (5) is in the closed condition, the inside joint of one end and draw-in groove (6) of lug (9) is kept away from in ejector pin (8), one side that ejector pin (8) were kept away from in lug (9) all with the external contact of threaded rod (15), when cabinet door (5) is in the open condition, two one side contact that ejector pin (8) were kept away from in lug (9) nevertheless do not connect to, and the one end that lug (9) were kept away from in ejector pin (8) is located the inside of horizontal cavity (7).

4. A reactive power compensation cabinet according to claim 1, characterized in that: the outer part of one end of the lug (9), which is close to the ejector rod (8), is in contact with but not connected with the inner part of the transverse cavity (7), and the other end of the lug (9) is in a circular truncated cone shape.

5. A reactive power compensation cabinet according to claim 1, characterized in that: one end of the annular spring (10) is fixedly connected with one end inside the transverse cavity (7), and the other end of the annular spring (10) is fixedly connected with one side of the bump (9).

6. A reactive power compensation cabinet according to claim 1, characterized in that: the shape of one end, far away from the nut (13), of the threaded rod (15) is a circular truncated cone, and the length value of the threaded rod (15) is slightly larger than that of the nut (13).