CN219436499U - Handcart-type circuit breaker with protection machanism - Google Patents

Abstract

The application provides a handcart-type circuit breaker with protection machanism belongs to handcart-type circuit breaker field to solve current handcart-type circuit breaker and can not carry out convenient stable cooling heat dissipation protection's problem to handcart-type circuit breaker, including PMKD, install the circuit breaker body on PMKD's the terminal surface, the last threaded rod that rotates of PMKD is connected with, threaded connection has the mounting panel on the threaded rod, fixedly connected with telescopic link on the terminal surface of mounting panel. The utility model discloses a can drive threaded connection's mounting panel upward or downward movement through the threaded rod that sets up, and then can drive the universal wheel upward or downward movement of each damping section of thick bamboo bottom to can carry out convenient regulation according to the height of the circuit breaker body on the actual conditions to PMKD, can effectively avoid handcart-type circuit breaker in the removal in-process, the circuit breaker body collides with subaerial debris emergence, leads to the circuit breaker body impaired.

Description

Handcart-type circuit breaker with protection machanism

Technical Field

The utility model relates to the field of handcart type circuit breakers, in particular to a handcart type circuit breaker with a protection mechanism.

Background

Along with the continuous development of the economy in China, the living standard of people is continuously improved, the electricity consumption is gradually increased along with the high-speed development of the economy and the improvement of the living standard of people, in order to continuously adapt to the increasingly large industrial electricity consumption and the living electricity consumption requirement, the number of substations is synchronously increased, the voltage level of the substations is synchronously increased, meanwhile, the power transmission and transformation capacity of the power transmission and transformation circuit equipment is also gradually improved along with the improvement of the voltage level of the substations, the handcart type circuit breaker is taken as an indispensable important equipment in the substations, the use safety of the handcart type circuit breaker is very important, and the existing handcart type circuit breaker has some problems in the use process;

for example, the disclosure number is CN209912820U, in the working process, although the disassembly and assembly of the breaker shell and the breaker body can be facilitated, and then the maintenance and replacement of the internal devices of the breaker body are facilitated, but in the working process, the handcart type breaker cannot be subjected to convenient and stable cooling and heat dissipation protection work, so that potential safety hazards exist in the high-temperature working process of the handcart type breaker for a long time, the conventional handcart type breaker cannot perform convenient and stable buffering and shock absorption protection on the handcart type breaker, and therefore, when the handcart type breaker encounters jolting in the moving process, accurate parts in the handcart type breaker are easy to break, further, the subsequent electricity safety of people is reduced, the practicability and the safety are poor, and improvement is made.

Disclosure of Invention

The utility model aims at: the handcart-type circuit breaker to present existence can not carry out convenient stable cooling heat dissipation protection work to handcart-type circuit breaker, can not carry out convenient stable buffering shock attenuation protection's problem to self simultaneously.

In order to achieve the above object, the present utility model provides the following technical solutions:

a handcart-type circuit breaker with a protective mechanism to ameliorate the above problems.

The application is specifically such that:

including PMKD, install the circuit breaker body on PMKD's the terminal surface, the last rotation of PMKD is connected with the threaded rod, threaded connection has the mounting panel on the threaded rod, fixedly connected with telescopic link on the terminal surface of mounting panel, the top fixedly connected with of telescopic link is on PMKD, fixedly connected with damping cylinder and damping spring on the terminal surface of mounting panel, the equal fixed connection of bottom of damping cylinder and damping spring is on the terminal surface of linking board, the universal wheel is installed to linking board's bottom, fixedly connected with fixed network frame on the PMKD, install and be fixed with servo motor on the terminal surface of fixed network frame, fixedly connected with first gear on servo motor's the output shaft, the meshing is connected with the second gear on the first gear, fixedly connected with axis of rotation on the second gear, axis of rotation rotates to be connected in fixed network frame, fixedly connected with exhaust fan in the axis of rotation.

As the preferred technical scheme of this application, threaded rod symmetric distribution is in the both sides of PMKD, threaded rod and mounting panel one-to-one, the threaded rod is connected at the middle part of mounting panel.

As the preferred technical scheme of this application, damping cylinder symmetric distribution is in the bottom both sides of mounting panel, damping spring cover is established on the damping cylinder.

As the preferred technical scheme of this application, the central axis of fixed network frame, the central axis of first gear and the central axis of PMKD are located same vertical central line, PMKD's top face and the top face parallel and level of fixed network frame.

As the preferred technical scheme of this application, second gear equi-angle distribution is on first gear, the second gear passes through axis of rotation and exhaust fan one-to-one.

As the preferred technical scheme of this application, fixed screen frame internal mounting is fixed with the storage box, flange joint has small-size water pump on the storage box, be connected with the conveyer pipe on the small-size water pump, the other end of conveyer pipe is connected on the storage box, the through-hole has been seted up in the run through on the conveyer pipe, fixedly connected with sponge board on the conveyer pipe.

As the preferred technical scheme of this application, the bin is the ring form, the conveyer pipe is continuous "S" shape, the through-hole equidistance distributes on the conveyer pipe.

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

in the scheme of the application:

1. the mounting plate which is in threaded connection can be driven to move upwards or downwards through the arranged threaded rod, and then the universal wheels at the bottoms of the damping cylinders can be driven to move upwards or downwards, so that the height of the circuit breaker body on the fixed bottom plate can be conveniently and rapidly adjusted according to actual conditions, the damage of the circuit breaker body caused by collision between the circuit breaker body and sundries on the ground in the moving process of the handcart type circuit breaker can be effectively avoided, meanwhile, under the cooperation of the damping cylinders and the damping springs, the universal wheels can conveniently and stably damp and protect the handcart type circuit breaker, the damage of precise parts inside the handcart type circuit breaker caused by bump in the moving process of the handcart type circuit breaker can be effectively avoided, the subsequent electricity utilization safety of people is reduced, and the use safety and stability of the handcart type circuit breaker are improved;

2. can drive the stable rotation of exhaust fan on each second gear through the first gear that sets up, and simultaneously, utilize small-size water pump can be with the coolant liquid suction of storage tank, and evenly carry to sponge board inside everywhere through each through-hole on the conveyer pipe, the rotation of each exhaust fan of cooperation, fixed screen frame can last stable cooling protection work to the circuit breaker body, and then can effectively avoid the inside device high temperature to lead to the casing impaired in the long-time working process of handcart-type circuit breaker, the safety in utilization and the stability of handcart-type circuit breaker have been increased.

Drawings

Fig. 1 is a schematic overall perspective view of a handcart type circuit breaker with a protection mechanism provided by the application;

fig. 2 is a schematic overall front view of a handcart type circuit breaker with a protection mechanism provided by the application;

fig. 3 is a schematic side view of a threaded rod of a handcart type circuit breaker with a protection mechanism provided by the application;

fig. 4 is a schematic diagram of a exhaust fan structure of a handcart type circuit breaker with a protection mechanism provided by the application;

fig. 5 is a schematic top view of a second gear of the handcart type circuit breaker with a protection mechanism provided by the application;

fig. 6 is a schematic top view of a conveying pipe of the handcart type circuit breaker with a protection mechanism.

The figures indicate: 1. a fixed bottom plate; 2. a circuit breaker body; 3. a threaded rod; 4. a mounting plate; 5. a telescopic rod; 6. a damping cylinder; 7. a damping spring; 8. a splice plate; 9. a universal wheel; 10. fixing the net frame; 11. a servo motor; 12. a first gear; 13. a second gear; 14. a rotating shaft; 15. an exhaust fan; 16. a storage box; 17. a small water pump; 18. a delivery tube; 19. a through hole; 20. a sponge plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Example 1:

as shown in fig. 1-5, this embodiment provides a handcart-type circuit breaker with protection mechanism, including PMKD 1, install circuit breaker body 2 on PMKD 1's the terminal surface, be connected with threaded rod 3 on PMKD 1, threaded rod 3 goes up threaded connection and has mounting panel 4, fixedly connected with telescopic link 5 on the terminal surface of mounting panel 4, telescopic link 5's top fixed connection is on PMKD 1, fixedly connected with damping cylinder 6 and damping spring 7 on mounting panel 4's the terminal surface, damping cylinder 6's bottom and damping spring 7's bottom all fixed connection are on linking plate 8's the terminal surface, universal wheel 9 is installed to linking plate 8's bottom, fixedly connected with fixed network frame 10 on PMKD 1, fixedly connected with servo motor 11 on the terminal surface of fixed network frame 10, fixedly connected with first gear 12 on the output shaft of servo motor 11, fixedly connected with second gear 13 on the first gear 12, fixedly connected with 14 on the second gear 13, rotation axis 14 rotates in fixed network frame 10, fixedly connected with exhaust fan 15 on the rotation axis 14.

Example 2:

the scheme of example 1 is further described in conjunction with the specific operation described below:

as shown in fig. 1-3, as a preferred embodiment, on the basis of the above manner, further, the threaded rods 3 are symmetrically distributed on two sides of the fixed bottom plate 1, the threaded rods 3 are in one-to-one correspondence with the mounting plates 4, the threaded rods 3 are connected to the middle parts of the mounting plates 4, the threaded rods 3 can drive the mounting plates 4 in threaded connection to move upwards or downwards, and then the universal wheels 9 at the bottoms of the damping cylinders 6 can be driven to move upwards or downwards, so that the height of the circuit breaker body 2 on the fixed bottom plate 1 can be conveniently and quickly adjusted according to actual conditions, and damage to the circuit breaker body 2 caused by collision between the circuit breaker body 2 and sundries on the ground in the moving process of the handcart type circuit breaker can be effectively avoided.

As shown in fig. 2 and 3, as the preferred embodiment, further, on the basis of the above-mentioned mode, the damping cylinder 6 is symmetrically distributed on two sides of the bottom end of the mounting plate 4, the damping spring 7 is sleeved on the damping cylinder 6, and the universal wheel 9 can perform convenient and stable damping protection work on the handcart type circuit breaker by utilizing the cooperation of the damping cylinder 6 and the damping spring 7, so that the fact that the handcart type circuit breaker is damaged due to bumping in the moving process can be effectively avoided, the subsequent electricity utilization safety of people is reduced, and the use safety and stability of the handcart type circuit breaker are improved.

As shown in fig. 2, 4 and 5, as a preferred embodiment, further, based on the above manner, the central axis of the fixed mesh frame 10, the central axis of the first gear 12 and the central axis of the fixed bottom plate 1 are located on the same vertical central line, and the top end surface of the fixed bottom plate 1 is flush with the top end surface of the fixed mesh frame 10, so that the stability of the working state of the fixed mesh frame 10 on the fixed bottom plate 1 can be ensured, and further, the stability of the subsequent heat dissipation protection work can be ensured.

As shown in fig. 4 and fig. 5, as a preferred embodiment, further, on the basis of the above manner, the second gears 13 are equiangularly distributed on the first gears 12, the second gears 13 are in one-to-one correspondence with the exhaust fans 15 through the rotating shafts 14, and the exhaust fans 15 on the second gears 13 can be driven to stably rotate by using the first gears 12, so that the stability of the subsequent cooling and heat dissipation operation can be ensured.

As shown in fig. 4 and 6, as a preferred embodiment, further, the storage tank 16 is installed and fixed in the fixed net frame 10 on the basis of the above manner, the small water pump 17 is flange-connected on the storage tank 16, the conveying pipe 18 is connected on the small water pump 17, the other end of the conveying pipe 18 is connected on the storage tank 16, the through hole 19 is penetrated and formed on the conveying pipe 18, the sponge plate 20 is fixedly connected on the conveying pipe 18, the storage tank 16 is in a ring shape, the conveying pipe 18 is in a continuous S shape, the through holes 19 are equidistantly distributed on the conveying pipe 18, the small water pump 17 is utilized to suck the cooling liquid in the storage tank 16 and uniformly convey the cooling liquid to various positions inside the sponge plate 20 through the through holes 19 on the conveying pipe 18, and the fixed net frame 10 can continuously and stably cool and protect the circuit breaker body 2 in cooperation with the rotation of each exhaust fan 15, so that the damage to the shell caused by high temperature of internal devices in the long-time working process of the handcart type circuit breaker can be effectively avoided, and the use safety and stability of the handcart type circuit breaker are increased.

Specifically, this handcart-type circuit breaker with protection machanism when using: firstly, a worker can start the servo motor 11 on the bottom end surface of the fixed screen frame 10 by controlling, at the moment, under the driving action of the servo motor 11, the first gear 12 on the output shaft can be driven to stably rotate, at the moment, under the rotating action of the first gear 12, the second gears 13 can be driven to stably rotate, and then the exhaust fans 15 can be driven to stably rotate through the rotating shaft 14, meanwhile, the small water pump 17 is utilized to suck the cooling liquid in the storage box 16 and uniformly convey the cooling liquid to the positions in the sponge board 20 through the through holes 19 on the conveying pipe 18, at the moment, the cooling liquid in the sponge board 20 can be evaporated and absorbed by matching with the rotation of the exhaust fans 15, and the circuit breaker body 2 can be continuously and stably cooled and radiated by combining the fixed screen frame 10;

and when the handcart-type circuit breaker needs to remove, the staff utilizes each universal wheel 9 can drive handcart-type circuit breaker and wholly carry out convenient removal, and at the in-process of removing, staff accessible rotates the threaded rod 3 of fixed baseplate 1 both sides, at this moment under the rotation effect of threaded rod 3, under the spacing effect of combining telescopic link 5, can drive threaded connection's mounting panel 4 upward or downward movement, and then can drive the universal wheel 9 upward or downward movement of each damping section of thick bamboo 6 bottom, thereby can carry out convenient regulation to the height of circuit breaker body 2 on the fixed baseplate 1 according to actual conditions, can effectively avoid handcart-type circuit breaker at the removal in-process, the sundries emergence bump on circuit breaker body 2 and the subaerial, lead to circuit breaker body 2 impaired, and simultaneously, under the cooperation effect of damping section of thick bamboo 6 and damping spring 7 on the handcart-type circuit breaker in-process of handcart-type circuit breaker whole removal, can carry out stable buffering shock attenuation work, and then can effectively avoid handcart-type circuit breaker to meet in the removal process and lead to some accurate spare parts of jolting inside the handcart-type circuit breaker.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the present utility model are intended to be included in the scope of the appended claims.

Claims (7)

1. The handcart type circuit breaker with the protection mechanism comprises a fixed bottom plate (1), and is characterized in that a circuit breaker body (2) is installed on the top end face of the fixed bottom plate (1), a threaded rod (3) is rotatably connected to the fixed bottom plate (1), a mounting plate (4) is fixedly connected to the threaded rod (3), a telescopic rod (5) is fixedly connected to the top end face of the mounting plate (4), a damping cylinder (6) and a damping spring (7) are fixedly connected to the bottom end face of the mounting plate (4), the bottom end of the damping cylinder (6) and the bottom end of the damping spring (7) are fixedly connected to the top end face of a connecting plate (8), a universal wheel (9) is installed at the bottom end of the connecting plate (8), a fixed net frame (10) is fixedly connected to the fixed bottom end face of the fixed net frame (10), a servo motor (11) is fixedly connected to the bottom end face of the fixed net frame, a first gear (12) is fixedly connected to the output shaft of the servo motor (5), a second gear (14) is fixedly connected to the first gear (12), and the second gear (14) is fixedly connected to the rotating shaft (13), an exhaust fan (15) is fixedly connected to the rotating shaft (14).

2. The handcart-type circuit breaker with protection mechanism according to claim 1, characterized in that the threaded rods (3) are symmetrically distributed on two sides of the fixed bottom plate (1), the threaded rods (3) are in one-to-one correspondence with the mounting plates (4), and the threaded rods (3) are connected to the middle parts of the mounting plates (4).

3. The handcart-type circuit breaker with protection mechanism according to claim 1, characterized in that the damping cylinders (6) are symmetrically distributed on two sides of the bottom end of the mounting plate (4), and the damping springs (7) are sleeved on the damping cylinders (6).

4. The handcart-type circuit breaker with protection mechanism according to claim 1, characterized in that the central axis of the fixed screen frame (10), the central axis of the first gear (12) and the central axis of the fixed bottom plate (1) are located on the same vertical central line, and the top end surface of the fixed bottom plate (1) is flush with the top end surface of the fixed screen frame (10).

5. A handcart-type circuit breaker with protection mechanism according to claim 1, characterized in that the second gears (13) are equiangularly distributed on the first gears (12), the second gears (13) being in one-to-one correspondence with the exhaust fans (15) through rotation shafts (14).

6. The handcart type circuit breaker with protection mechanism according to claim 1, characterized in that a storage box (16) is installed and fixed in the fixed net frame (10), a small water pump (17) is connected to a flange on the storage box (16), a conveying pipe (18) is connected to the small water pump (17), the other end of the conveying pipe (18) is connected to the storage box (16), a through hole (19) is formed in the conveying pipe (18) in a penetrating mode, and a sponge plate (20) is fixedly connected to the conveying pipe (18).

7. A handcart-type circuit breaker with protection mechanism according to claim 6, characterized in that the storage tank (16) is circular, the delivery pipe (18) is continuous "S" shaped, and the through holes (19) are equally distributed on the delivery pipe (18).