CN214448060U

CN214448060U - Mould of production circuit breaker base

Info

Publication number: CN214448060U
Application number: CN202022226869.1U
Authority: CN
Inventors: 季正泉; 苏娟
Original assignee: Jiangsu Jintai Power Technology Co ltd
Current assignee: Jiangsu Jintai Power Technology Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-10-22
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a mould of production circuit breaker base, including the cover half, the lower extreme fixed mounting of cover half has the backup pad, the inside fixed mounting of cover half has the cylinder, cylinder symmetric distribution and the inside corner of cover half, the inboard movable mounting of cylinder has the gas pole, the gas pole extends to the inside of cylinder, the upper end fixed mounting of gas pole has the movable mould, movable mould and cover half looks adaptation, the fixed movable mould chamber that is provided with in inboard of movable mould, the inboard fixed cover half chamber that is provided with of cover half, the upper end fixed mounting in the cover half outside has the discharge, the outside of discharge symmetric distribution and cover half, the fixed gas collecting hole that is provided with in upper end of discharge, the gas collecting hole equidistance distributes. The utility model discloses have the effect that cover half can real-time detection leakproofness after being connected with the movable mould, avoid producing gas flow and lead to the not good phenomenon of circuit breaker base mould after the product to the detection effect of mould has been increased.

Description

Mould of production circuit breaker base

Technical Field

The utility model relates to a circuit breaker mould technical field specifically is a mould of production circuit breaker base.

Background

The circuit breaker is a switching device capable of closing, bearing and breaking a current under a normal circuit condition and closing, bearing and breaking a current under an abnormal circuit condition within a specified time, the molded case circuit breaker is one of the circuit breakers, the molded case circuit breaker can automatically break the current after the current exceeds a trip setting, the molded case circuit breaker is a case using a plastic insulator as a device and used for isolating conductors and a grounding metal part, the molded case circuit breaker usually comprises a thermomagnetic trip unit, and large-sized molded case circuit breakers are provided with solid trip sensors.

But adopt the mould cast during the in-process of circuit breaker base production, current mould divide into stamping die and injection mold, and the leakproofness is not strong enough when being connected between current stamping die cover half and the movable mould, leads to the as-cast effect of circuit breaker base not good, can appear shifting gliding phenomenon simultaneously at the in-process of casting, has increased the defective percentage of circuit breaker base, leads to the quality of production not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould of production circuit breaker base to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a mould of production circuit breaker base, includes the cover half, the lower extreme fixed mounting of cover half has the backup pad, the inside fixed mounting of cover half has the cylinder, cylinder symmetric distribution and the inside corner of cover half, the inboard movable mounting of cylinder has the gas pole, the gas pole extends to the inside of cylinder, the upper end fixed mounting of gas pole has the movable mould, movable mould and cover half looks adaptation, the inboard of movable mould is fixed and is provided with the movable mould chamber, the inboard of cover half is fixed and is provided with the cover half die chamber.

Preferably, the upper end fixed mounting in the cover half outside has the gas collecting pipe, the outside of gas collecting pipe symmetric distribution and cover half, the fixed gas collecting hole that is provided with in upper end of gas collecting pipe, gas collecting hole equidistance distributes, fixedly connected with connecting pipe between the both ends about the gas collecting pipe, the lower extreme fixed mounting of gas collecting pipe has pressure sensor, pressure sensor's upper end extends to the inside of gas collecting pipe, through installing pressure sensor for can real-time detection leakproofness after the cover half is connected with the movable mould, avoid producing the gas flow and lead to the circuit breaker base mould to produce the not good phenomenon of back quality, thereby increased the detection effect of mould, thereby improved the quality of circuit breaker base.

Preferably, the upper end fixed mounting of movable mould has the gas injection pipe, the gas injection pipe extends to the inside middle part of movable mould chamber, the outside fixed mounting of gas injection pipe has the solenoid valve, and through installing the gas injection pipe, accessible gas injection pipe injects the gas to inside, then cooperates baroceptor to detect, closes the gas injection pipe through the solenoid valve after detecting, further improvement the detection effect of mould.

Preferably, the fixed seal groove that is provided with of avris on the cover half, seal groove symmetric distribution is in the avris of cover half upper end, the avris fixed mounting of movable mould lower extreme has the closing plate, the avris of closing plate symmetric distribution and movable mould lower extreme is through setting up the seal groove to installed the closing plate, made the mould further increase the leakproofness, increased the fixed effect between cover half and the movable mould simultaneously, thereby improved the leakproofness of mould, and then improved the work effect of mould.

Preferably, the limiting columns are fixedly mounted at the left end and the right end of the middle part of the inner side of the movable die cavity, the limiting grooves are fixedly formed in the left end and the right end of the middle part of the inner side of the fixed die cavity, the fixing effect between the fixed die and the movable die is further improved by mounting the limiting columns and arranging the limiting grooves, the phenomenon that the fixed die and the movable die slide in a shifting mode is avoided when the die works in the inner portion, the defective rate of the base of the circuit breaker is reduced, and therefore the working quality of the die is further improved.

Preferably, spacing post and spacing groove looks adaptation, closing plate and seal groove looks adaptation through spacing post and spacing groove and closing plate and seal groove mutually support, have increased the leakproofness and the fastness of mould.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the mould for producing the circuit breaker base is characterized in that the pressure sensor is installed, a worker can be connected with the pressure sensor through electronic communication equipment to convert detected gas into signals, the tightness can be detected in real time after the fixed mould is connected with the movable mould, the phenomenon that the quality of the circuit breaker base mould is poor after production due to gas flow is avoided, the detection effect of the mould is increased, the quality of the circuit breaker base is improved, the gas can be injected into the mould through the gas injection pipe after the fixed mould is connected with the movable mould through the installation of the gas injection pipe, the gas can be detected by matching with the pressure sensor, the gas injection pipe is closed through the electromagnetic valve after detection, the detection effect of the mould is further improved, the sealing groove is formed, the sealing plate is inserted into the sealing groove when the fixed mould is connected with the movable mould, and the sealing plate is further increased, meanwhile, the fixing effect between the fixed die and the movable die is increased, so that the sealing property of the die is improved, and the working effect of the die is further improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the mold of the present invention;

fig. 3 is an enlarged structural view of the sealing groove of the present invention;

fig. 4 is an enlarged schematic structural view of the air pressure sensor of the present invention;

fig. 5 is a schematic view of a sealing groove in front view;

in the figure: 1. fixing a mold; 2. a support plate; 3. a cylinder; 4. a gas lever; 5. moving the mold; 6. a movable die cavity; 7. fixing a mold cavity; 8. a gas collecting pipe; 9. a gas collection hole; 10. a connecting pipe; 11. an air pressure sensor; 12. a gas injection pipe; 13. an electromagnetic valve; 14. a sealing groove; 15. a sealing plate; 16. a limiting column; 17. a limiting groove.

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 mould of production circuit breaker base, including cover half 1, the lower extreme fixed mounting of cover half 1 has backup pad 2, the inside fixed mounting of cover half 1 has

cylinder

3, 3 symmetric distribution of cylinder and the inside corner of cover half 1, the inboard movable mounting of cylinder 3 has gas pole 4, gas pole 4 extends to the inside of cylinder 3, the upper end fixed mounting of gas pole 4 has movable mould 5,

movable mould

5 and 1 looks adaptation of cover half, the fixed movable mould chamber 6 that is provided with in inboard of movable mould 5, the fixed cover half die chamber 7 that is provided with in inboard of cover half 1.

Further, a gas collecting pipe 8 is fixedly installed at the upper end of the outer side of the fixed die 1, the gas collecting pipe 8 is symmetrically distributed with the outer side of the fixed die 1, gas collecting holes 9 are fixedly formed in the upper end of the gas collecting pipe 8, the gas collecting holes 9 are distributed at equal intervals, a connecting pipe 10 is fixedly connected between the left end and the right end of the gas collecting pipe 8, a pressure sensor 11 is fixedly installed at the lower end of the gas collecting pipe 8, the upper end of the pressure sensor 11 extends into the gas collecting pipe 8, the fixed die 1 and the movable die 5 are connected in a sealing mode during operation through the gas collecting holes 9, gas can be generated after connection, can enter the gas collecting pipe 8 through the gas collecting holes 9, then detection is performed through the pressure sensor 11, a worker can connect the pressure sensor 11 through electronic communication equipment, the detected gas is converted into a signal, the sealing performance can be detected in real time after the fixed die 1 is connected with the movable die 5, and the phenomenon that the quality of a circuit breaker base die is poor after production due to gas flow is avoided, therefore, the detection effect of the die is improved, and the quality of the circuit breaker base is improved.

Further, the upper end fixed mounting of movable mould 5 has gas injection pipe 12, and gas injection pipe 12 extends to the inside middle part of movable mould cavity 6, and the outside fixed mounting of gas injection pipe 12 has solenoid valve 13, and through installation gas injection pipe 12, cover half 1 is connected the back with movable mould 5, and accessible gas injection pipe 12 injects the gas to inside, then cooperates baroceptor 11 to detect, closes gas injection pipe 12 through solenoid valve 13 after the detection, further improvement the detection effect of mould.

Further, the fixed seal groove 14 that is provided with of avris of cover half 1 upper end, 14 symmetric distribution in the avris of cover half 1 upper end of seal groove, avris fixed mounting of 5 lower extremes of movable mould has closing plate 15, closing plate 15 symmetric distribution and the avris of 5 lower extremes of movable mould, through setting up seal groove 14, and closing plate 15 has been installed, when cover half 1 is connected with movable mould 5, closing plate 15 inserts the inside of seal groove 14, make the mould further increase the leakproofness, fixed effect between cover half 1 and the movable mould 5 has been increased simultaneously, thereby the leakproofness of mould has been improved, and then the working effect of mould has been improved.

Furthermore, limiting columns 16 are fixedly mounted at the left end and the right end of the middle part of the inner side of the movable mold cavity 6, limiting grooves 17 are fixedly formed in the left end and the right end of the middle part of the inner side of the fixed mold cavity 7, the limiting columns 16 are inserted into the limiting grooves 17 when the sealing plate 15 is inserted into the sealing groove 14, the fixing effect between the fixed mold 1 and the movable mold 5 is further improved, the phenomenon that the fixed mold 1 and the movable mold 5 slide in a deviation mode is avoided when the mold works in the inner portion, the defective rate of a base of the circuit breaker is reduced, and therefore the working quality of the mold is further improved.

Further, spacing post 16 and spacing groove 17 looks adaptation, closing plate 15 and seal groove 14 looks adaptation through spacing post 16 and spacing groove 17 and closing plate 15 and seal groove 14 cooperation each other, have increased the leakproofness and the fastness of mould.

The utility model discloses a theory of operation: firstly, when the die works, the air cylinder 3 drives the air rod 4 to move up and down, at the same time, the movable die 5 moves downwards, then the sealing plate 15 is inserted into the sealing groove 14, meanwhile, the limiting column 16 is inserted into the limiting groove 17, at the same time, the fixed die 1 and the movable die 5 are completely combined and sealed, in order to prevent air flowing between the fixed die 1 and the movable die 5, the air pressure sensor 11 is installed, when the die works, the fixed die 1 and the movable die 5 are connected in a sealing way and generate air after being connected, the air can enter the air collecting pipe 8 through the air collecting hole 9 and then be detected through the air pressure sensor 11, a worker can connect the air pressure sensor 11 through the electronic communication equipment and convert the detected air into signals, so that the sealing property can be detected in real time after the fixed die 1 is connected with the movable die 5, and after the fixed die 1 is connected with the movable die 5 through the air injection pipe 12, then cooperate baroceptor 11 to detect, detect the back and close gas injection pipe 12 through solenoid valve 13, further improve the detection effect of mould, cover half 1 and movable mould 5 separation after mould work finally.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mould of production circuit breaker base, includes cover half (1), its characterized in that: the lower extreme fixed mounting of cover half (1) has backup pad (2), the inside fixed mounting of cover half (1) has cylinder (3), cylinder (3) symmetric distribution and the inside corner of cover half (1), the inboard movable mounting of cylinder (3) has gas pole (4), gas pole (4) extend to the inside of cylinder (3), the upper end fixed mounting of gas pole (4) has movable mould (5), movable mould (5) and cover half (1) looks adaptation, the inboard of movable mould (5) is fixed and is provided with movable mould chamber (6), the inboard of cover half (1) is fixed and is provided with cover half chamber (7).

2. The mold for producing a circuit breaker base as claimed in claim 1, wherein: the upper end fixed mounting in cover half (1) outside has gas collecting pipe (8), the outside of gas collecting pipe (8) symmetric distribution and cover half (1), the fixed gas collecting hole (9) that is provided with in upper end of gas collecting pipe (8), gas collecting hole (9) equidistance distributes, fixedly connected with connecting pipe (10) between the left and right sides both ends of gas collecting pipe (8), the lower extreme fixed mounting of gas collecting pipe (8) has baroceptor (11), the upper end of baroceptor (11) extends to the inside of gas collecting pipe (8).

3. The mold for producing a circuit breaker base as claimed in claim 2, wherein: the upper end fixed mounting of movable mould (5) has gas injection pipe (12), gas injection pipe (12) extend to the inside middle part of movable mould chamber (6), the outside fixed mounting of gas injection pipe (12) has solenoid valve (13).

4. A mold for manufacturing a circuit breaker base as claimed in claim 3, wherein: the avris of cover half (1) upper end is fixed and is provided with seal groove (14), seal groove (14) symmetric distribution is in the avris of cover half (1) upper end, avris fixed mounting of movable mould (5) lower extreme has closing plate (15), closing plate (15) symmetric distribution and the avris of movable mould (5) lower extreme.

5. The mold for producing a circuit breaker base as claimed in claim 4, wherein: the left end and the right end of the middle part of the inner side of the movable die cavity (6) are fixedly provided with limiting columns (16), and the left end and the right end of the middle part of the inner side of the fixed die cavity (7) are fixedly provided with limiting grooves (17).

6. The mold for producing a circuit breaker base as claimed in claim 5, wherein: the limiting column (16) is matched with the limiting groove (17), and the sealing plate (15) is matched with the sealing groove (14).