CN111911034A

CN111911034A - Power distribution room door

Info

Publication number: CN111911034A
Application number: CN202010635064.4A
Authority: CN
Inventors: 谢宗卫
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-11-10

Abstract

The invention discloses a power distribution room door which comprises a door frame and at least one door body, wherein the door body comprises an upper door body and a lower door body, one sides of the upper door body and the lower door body are hinged with the door frame, a handle is arranged on the front surface of the upper door body, a cam, a bolt seat, a first swing rod, a first rotating shaft and a first spring are arranged on the back surface of the upper door body, the cam can be driven to rotate by rotating the handle, a bolt ring is arranged on the top of the door frame, a second swing rod, a second rotating shaft and a second spring are arranged on the back surface of the lower door body, and a limiting seat is arranged at. Can drive the cam through rotatory handle and rotate, make cam and bolt and first pendulum rod take place the motion, first pendulum rod can drive the motion of second pendulum rod to realize opening alone of the upper door body or the upper door body is opened with lower door body together, when the realization prevents that the toy from getting into, conveniently carry equipment and advance to join in marriage electrical room or remove from joining in marriage electrical room, need not to raise equipment wholly, reduced fortune dimension personnel's intensity of labour, promoted the security.

Description

Power distribution room door

Technical Field

The invention relates to the technical field of electric power facilities, in particular to a power distribution room door.

Background

For preventing that toy such as mouse gets into the power distribution room and gnaws and sting, touch cable or electric wire and cause electric circuit short circuit, trouble such as open circuit, the power distribution room is baffle at the power distribution room gate department installation one usually, and the baffle height is higher, when needs haulage equipment business turn over power distribution room, all must raise equipment wholly more than the baffle, fortune dimension personnel's intensity of labour is big, and takes place the condition that equipment fell easily, causes equipment damage and personnel injured's the condition.

Disclosure of Invention

The invention aims to provide a power distribution room door, wherein the door body comprises an upper door body and a lower door body, the upper door body can be opened independently or the upper door body and the lower door body can be opened together, so that equipment can conveniently enter and exit the power distribution room while small animals are prevented from entering the power distribution room.

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

the utility model provides a distribution room door, includes door frame and at least one door body, the door body includes upper door body and lower door body, upper door body and one side of lower door body all with the door frame is articulated, the front of upper door body is provided with the handle, the back of upper door body is provided with cam, bolt seat, first pendulum rod, first pivot and first spring, rotates the handle can drive the cam rotates, the top of door frame is provided with the bolt ring, the bolt seat is fixed on the upper door body, the bolt passes the bolt seat, the one end of bolt with the cam butt, rotate the cam can make the other end of bolt with bolt ring selective connection, first pendulum rod is fixed by first pivot the back of upper door body, the one end of first spring is fixed on the upper door body, the other end of first spring with first pendulum rod is connected, the cam is selectively abutted against one end of the first swing rod, so that the first swing rod overcomes the elastic force of the first spring to rotate;

the back of the lower door body is provided with a second swing rod, a second rotating shaft and a second spring, the second swing rod is fixed to the back of the lower door body through the second rotating shaft, one end of the second spring is fixed to the lower door body, the other end of the second spring is connected with the second swing rod, a limiting seat is arranged at the bottom of the door frame, one end of the cam is far away from the first swing rod and selectively abutted to one end of the second swing rod, the first swing rod drives the second swing rod to overcome the elastic force of the second spring, the second swing rod rotates and enables the other end of the second swing rod to be detached from the limiting seat.

As a preferable scheme of the present invention, the latch includes a latch rod and a latch roller, the latch rod is vertically disposed, and the latch roller is disposed at an end of the latch rod away from the latch ring and abuts against the cam.

As a preferable aspect of the present invention, the cam is provided with an arc-shaped notch groove, and when the latch rod is inserted into the latch ring, the latch roller may be partially inserted into the notch groove.

As a preferred scheme of the present invention, the first swing link includes a first link body and two first rollers, and the two first rollers are respectively disposed at two ends of the first link body;

the second swing rod comprises a second rod body and a second roller, the second roller is arranged at one end, far away from the limiting seat, of the second rod body, and the first roller far away from the cam can be selectively abutted to the second roller.

As a preferable aspect of the present invention, a stopper is further disposed on a back surface of the upper door body, and the stopper may abut against the first lever body to resist an elastic force of the first spring.

As a preferable scheme of the invention, the limiting seat is L-shaped, and includes a first limiting plate and a second limiting plate which are perpendicular to each other, the first limiting plate is perpendicular to the surface of the door frame, the second limiting plate is parallel to the surface of the door frame, and one end of the second rod body, which is far away from the second roller, can be clamped between the second limiting plate and the door frame.

As a preferable scheme of the present invention, the number of the plug seats is two, and the plug seats are arranged at intervals on the back surface of the upper door body.

In a preferred embodiment of the present invention, a friction pad is provided on a side of the cam adjacent to the back surface of the upper door body.

As a preferable scheme of the present invention, two door bodies are provided in the door frame.

The invention has the beneficial effects that:

the door body of the power distribution room door comprises an upper door body and a lower door body, the cam can be driven to rotate by rotating the handle, the bolt can be separated from the bolt ring by utilizing the shape characteristic of the cam, so that the upper door body can be opened, the conventional maintenance work can be carried out at the moment, and small animals can be prevented from entering the lower door body in a locking state at the moment. Make cam and first pendulum rod selectivity butt when can also realizing the unblock of the upper door body through rotatory cam, and then the first pendulum rod of drive is rotatory, first pendulum rod becomes comparatively upright state by comparatively state change, the one end that the cam was kept away from to first pendulum rod passes through the back of the lower door body from the back of the upper door body and with the one end selectivity butt of second pendulum rod, the second pendulum rod takes place rotatoryly thereupon, the second pendulum rod becomes comparatively inclined state and breaks away from spacing seat by comparatively upright state change, thereby make the lower door body and the upper door body can be opened simultaneously, can carry equipment this moment and advance to join in marriage electrical room or follow and join in marriage electrical room and carry out, need not to raise equipment wholly, fortune dimension personnel's intensity of labour has been reduced, the security has been promoted.

Drawings

FIG. 1 is a schematic front view of a power distribution door according to an embodiment of the present invention;

FIG. 2 is a schematic rear view of the door of the power distribution room of FIG. 1;

FIG. 3 is a second schematic diagram of the front side of the power distribution door according to the embodiment of the invention;

FIG. 4 is a schematic rear view of the power distribution door of FIG. 3;

FIG. 5 is a third schematic diagram of the front side of a power distribution door according to the embodiment of the invention;

FIG. 6 is a schematic rear view of the power distribution door of FIG. 7;

FIG. 7 is an enlarged view taken at A in FIG. 6;

fig. 8 is a schematic top view of a limiting seat according to an embodiment of the invention.

In the figure:

1. a door frame; 2. a door body; 21. an upper door body; 22. a lower door body; 3. a handle; 4. a cam; 41. a notch groove; 5. a bolt; 51. a latch rod; 52. a bolt roller; 6. a bolt seat; 7. a first swing link; 71. a first lever body; 72. a first roller; 8. a first rotating shaft; 9. a first spring; 10. a latch ring; 11. a second swing link; 111. a second lever body; 112. a second roller; 12. a second rotating shaft; 13. a second spring; 14. a limiting seat; 141. a first limit plate; 142. a second limiting plate; 15. and a limiting block.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the word "over" a first feature or feature in a second feature may include the word "over" or "over" the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under" a second feature may include a first feature that is directly under and obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in fig. 1 to 6, the power distribution room door of this embodiment includes a door frame 1 and two door bodies 2, each door body 2 includes an upper door body 21 and a lower door body 22, one side of each of the upper door body 21 and the lower door body 22 is hinged to the door frame 1, a handle 3 is disposed on a front surface of the upper door body 21, a cam 4, a latch 5, a latch seat 6, a first swing link 7, a first rotating shaft 8 and a first spring 9 are disposed on a back surface of the upper door body 21, the cam 4 is driven by the rotating handle 3 to rotate the cam 4, a latch ring 10 is disposed on a top portion of the door frame 1, the latch seat 6 is fixed on the upper door body 21, the latch 5 passes through the latch seat 6, one end of the latch 5 abuts against the cam 4, the cam 4 is rotated to selectively connect the other end of the latch 5 with the latch ring 10, the first swing link 7 is fixed on a back surface of the upper door body 21 by the first rotating shaft 8, one end, the cam 4 is selectively abutted against one end of the first swing rod 7, so that the first swing rod 7 overcomes the elasticity of the first spring 9 to rotate;

the back of the lower door body 22 is provided with a second swing rod 11, a second rotating shaft 12 and a second spring 13, the second swing rod 11 is fixed on the back of the lower door body 22 through the second rotating shaft 12, one end of the second spring 13 is fixed on the lower door body 22, the other end of the second spring 13 is connected with the second swing rod 11, the bottom of the door frame 1 is provided with a limiting seat 14, one end of the first swing rod 7, which is far away from the cam 4, is selectively abutted against one end of the second swing rod 11, so that the first swing rod 7 drives the second swing rod 11 to overcome the elastic force of the second spring 13 to rotate and enable the other end of the second swing rod 11 to be separated from the limiting seat 14.

The door body 2 of distribution room door of this embodiment includes door body 21 and lower door body 22, can drive cam 4 through rotatory handle 3 and rotate, and cam 4 utilizes the characteristic in its shape can make bolt 5 break away from bolt ring 10 to make door body 21 can be opened, can carry out conventional maintenance work this moment, because lower door body 22 is in the lock-out condition this moment, can prevent the toy to get into. The cam 4 can be selectively abutted against the first swing rod 7 while the upper door body 21 is unlocked by rotating the cam 4, so that the first swing rod 7 is driven to rotate, the first swing rod 7 is changed from a relatively inclined state to a relatively upright state, one end of the first swing rod 7, which is far away from the cam 4, is transited from the back side of the upper door body 21 to the back side of the lower door body 22 and is selectively abutted against one end of the second swing rod 11, the second swing rod 11 rotates along with the first swing rod, the second swing rod 11 is changed from the relatively upright state to the relatively inclined state and is separated from the limiting seat 14, because the end, which is far away from the cam 4, of the first swing rod 7 is already positioned on the back side of the lower door body 22, when the handle 3 is pulled to open the upper door body 21, the first swing rod 7 can simultaneously pull out the unlocked lower door body 22, so that the lower door body 22 and the upper door body 21 can be simultaneously opened, and equipment can be carried into or carried, need not to raise equipment wholly, reduced fortune dimension personnel's intensity of labour, promoted the security. In the embodiment, the special shape of the cam 4 is mainly utilized to control the bolt 5 and the first swing link 7, the lower door body 22 is unlocked skillfully by changing the postures of the first swing link 7 and the second swing link 11 through the cam 4, the first spring 9 and the second spring 13 can reset the first swing link 7 and the second swing link 11, so that when the upper door body 21 is locked, the lower door body 22 is also locked together, and the end, far away from the cam 4, of the first swing link 7 returns to the back of the upper door body 21, so that the independent opening of the upper door body 21 is not hindered.

Two door bodies 2 are arranged in the door frame 1 in the embodiment, and in other embodiments, only one door body 2 is arranged in the door frame 1, so that the predetermined function can be realized.

Specifically, as shown in fig. 1 and fig. 2, at this time, the upper door body 21 and the lower door body 22 are both in a locked state, the handle 3 is in a horizontal position, the shape of the cam 4 is similar to a diamond shape, the cam 4 is in an upright state at this time, the latch 5 is in a higher position at this time, the cam 4 abuts against one end of the latch 5, which is far away from the cam 4, is located in the latch ring 10 on the doorframe 1, the upper door body 21 cannot be opened, and at this time, the position of the latch 5 can be lowered no matter the cam 4 is rotated clockwise or counterclockwise, so that the upper door body 21 is unlocked. At this time, the second swing link 11 is acted by the second spring 13, one end of the second swing link 11 is located inside the limiting seat 14, and the lower door 22 is also locked.

As shown in fig. 3 and 4, when the handle 3 in fig. 1 is rotated upward and the handle 3 is in a relatively upright state, the cam 4 is changed from the upright state to a relatively horizontal state, the plug 5 is lowered by a distance due to gravity and is released from the plug ring 10, the upper door body 21 is unlocked, and the upper door body 21 can be opened by pulling the handle 3. In fact, the handle 3 can unlock the upper door body 21 without rotating to a completely upright state, and different unlocking angles can be realized by setting the shape of the cam 4.

As shown in fig. 5 and 6, when the handle 3 in fig. 1 is rotated downward by a certain angle, the plug 5 descends by a certain distance, the upper door body 21 is unlocked, at this time, the cam 4 abuts against one end of the first swing link 7, the first swing link 7 rotates against the elastic force of the first spring 9, because the first swing link 7 changes from the original inclined state to the upright state, one end of the first swing link 7, which is far away from the cam 4, is transited from the back of the upper door body 21 to the back of the lower door body 22 and abuts against one end of the second swing link 11, and drives the second swing link 11 to rotate against the elastic force of the second spring 13, and the second swing link 11 changes from the upright state to the inclined state, so that the other end of the second swing link 11 is separated from the limiting seat 14, and unlocking of the lower door body 22 is realized. At this time, since the end of the first swing link 7, which is far away from the cam 4, is already located on the back of the lower door body 22, when the handle 3 is pulled to open the upper door body 21, the first swing link 7 can simultaneously pull out the unlocked lower door body 22, so that the lower door body 22 and the upper door body 21 can be simultaneously opened. When the handle 3 is rotated to the state shown in fig. 1, the first swing link 7 and the second swing link 11 are restored by the first spring 9 and the second spring 13, respectively.

As shown in fig. 2, preferably, the latch 5 includes a latch lever 51 and a latch roller 52, the latch lever 51 is disposed vertically, and the latch roller 52 is disposed at an end of the latch lever 51 remote from the latch ring 10 and abuts against the cam 4. Through setting up bolt gyro wheel 52, can reduce the frictional force between cam 4 and the bolt 5, when cam 4 was rotatory, the dead condition of card can not take place for bolt 5, is favorable to going up and down smoothly of bolt 5.

As shown in fig. 7, the cam 4 is further provided with an arc-shaped notch groove 41, and when the latch lever 51 is inserted into the latch ring 10, the latch roller 52 is partially inserted into the notch groove 41. When the upper door body 21 is in a locked state, the bolt roller 52 is in a relatively unstable state, and a certain limiting effect can be achieved by arranging the notch groove 41, so that the bolt roller 52 is not easy to move, and only after the cam 4 rotates for a certain angle, the bolt roller 52 can slide out of the notch groove 41, so that the cam 4 can stably support the bolt 5.

Preferably, as shown in fig. 2, 4 and 6, the first swing link 7 includes a first link body 71 and two first rollers 72, and the two first rollers 72 are respectively disposed at two ends of the first link body 71;

the second swing link 11 includes a second link body 111 and a second roller 112, the second roller 112 is disposed at an end of the second link body 111 away from the limiting seat 14, and the first roller 72 away from the cam 4 can selectively abut against the second roller 112. By providing the first roller 72 and the second roller 112, friction during relative movement can be reduced, allowing for better torque transfer.

Further, the first rod body 71 and the horizontal plane form an included angle, the cam 4 drives the first rod body 71 to rotate, so that the first roller 72 far away from the cam 4 is transited from the back surface of the upper door body 21 to the back surface of the lower door body 22 and is abutted against the second roller 112.

In some embodiments, the back surface of the upper door body 21 is further provided with a stopper 15, and the stopper 15 may abut against the first lever body 71 to resist the elastic force of the first spring 9. The accurate control of the position of the first swing link 7 is the key for unlocking the lower door body 22, one end of the first swing link 7, which is far away from the cam 4, needs to move back and forth between the upper door body 21 and the lower door body 22, and the first swing link 7 can have a fixed initial position by arranging the limiting block 15, so that conditions are provided for subsequent accurate movement of the first swing link 7.

As shown in fig. 8, preferably, the limiting seat 14 is L-shaped, and includes a first limiting plate 141 and a second limiting plate 142 that are perpendicular to each other, the first limiting plate 141 is perpendicular to the surface of the doorframe 1, the second limiting plate 142 is parallel to the surface of the doorframe 1, and one end of the second rod body 111, which is far away from the second roller 112, can be clamped between the second limiting plate 142 and the doorframe 1. Therefore, when the second rod body 111 is caught in the stopper seat 14, the lower door body 22 is pushed outward, the second rod body 111 is blocked by the doorframe 1, and if the lower door body 22 is pushed inward, the second rod body 111 is blocked by the second stopper plate 142, and the lower door body 22 cannot be opened in any direction.

As shown in fig. 2, it is preferable that the number of the latch seats 6 is two and the latch seats are spaced apart from each other on the rear surface of the upper door body 21, so that the latch 5 has a more stable movement state.

Preferably, a friction pad (not shown in the figure) is arranged on one side of the cam 4 close to the back of the upper door body 21, and due to the existence of the friction pad, no matter what angle the handle 3 rotates and stops, the cam 4 can be kept in a static state, the situation that unlocking or locking fails due to return of the cam 4 after the handle 3 is loosened can not occur, especially the situation that self-unlocking is performed after locking is avoided, and daily operation is facilitated.

Reference throughout this specification to the description of the terms "preferred," "further," or the like, as used in describing preferred embodiments of the present invention, means that a particular feature, structure, material, or characteristic described in connection with the example or illustration is included in at least one example or illustration of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above examples are only intended to illustrate the details of the invention, which is not limited to the above details, i.e. it is not intended that the invention must be implemented in such detail. It should be understood by those skilled in the art that any modification of the present invention, equivalent substitutions of the raw materials of the product of the present invention, addition of auxiliary components, selection of specific modes, etc., are within the scope and disclosure of the present invention.

Claims

1. A power distribution room door is characterized by comprising a door frame and at least one door body, wherein the door body comprises an upper door body and a lower door body, one side of the upper door body and one side of the lower door body are hinged to the door frame, a handle is arranged on the front face of the upper door body, a cam, a bolt seat, a first swing rod, a first rotating shaft and a first spring are arranged on the back face of the upper door body, the handle is rotated to drive the cam to rotate, a bolt ring is arranged on the top of the door frame, the bolt seat is fixed on the upper door body, the bolt penetrates through the bolt seat, one end of the bolt is abutted to the cam, the cam is rotated to enable the other end of the bolt to be selectively connected with the bolt ring, the first swing rod is fixed on the back face of the upper door body through the first rotating shaft, one end of the first spring is fixed on the upper door body, the other end of the first spring is connected with the first swing rod, and the cam is selectively abutted against one end of the first swing rod, so that the first swing rod overcomes the elastic force of the first spring to rotate;

2. The electrical distribution room door of claim 1, wherein the latch includes a latch rod and a latch roller, the latch rod being vertically disposed, the latch roller being disposed at an end of the latch rod remote from the latch ring and abutting the cam.

3. The electrical distribution room door of claim 2, wherein the cam defines an arcuate notch, and wherein the latch roller is partially received in the notch when the latch lever is inserted into the latch ring.

4. The electrical distribution room door of claim 1, wherein the first swing link comprises a first link body and two first rollers, the two first rollers being respectively disposed at two ends of the first link body;

5. The power distribution room door of claim 4, wherein the first lever body is disposed at an included angle with respect to a horizontal plane, and the cam drives the first lever body to rotate, so that the first roller far away from the cam is transited from the back surface of the upper door body to the back surface of the lower door body and abuts against the second roller.

6. The power distribution room door of claim 5, wherein a limiting block is further disposed on a back surface of the upper door body, and the limiting block can abut against the first rod body to resist against the elastic force of the first spring.

7. The power distribution room door of claim 4, wherein the limiting seat is L-shaped and comprises a first limiting plate and a second limiting plate which are perpendicular to each other, the first limiting plate is perpendicular to the surface of the door frame, the second limiting plate is parallel to the surface of the door frame, and one end of the second rod body, which is far away from the second roller, can be clamped between the second limiting plate and the door frame.

8. The power distribution room door of claim 1, wherein the number of the latch seats is two and the latch seats are spaced apart from each other on the back surface of the upper door body.

9. The electrical distribution room door of claim 1, wherein a side of the cam adjacent to the back surface of the upper door body is provided with a friction liner.

10. The electrical distribution room door of claim 1, wherein two of the door bodies are disposed within the door frame.