CN212324538U - Special frequency converter for injection molding machine - Google Patents
Special frequency converter for injection molding machine Download PDFInfo
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- CN212324538U CN212324538U CN202021290255.3U CN202021290255U CN212324538U CN 212324538 U CN212324538 U CN 212324538U CN 202021290255 U CN202021290255 U CN 202021290255U CN 212324538 U CN212324538 U CN 212324538U
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Abstract
The utility model provides a special frequency converter for an injection molding machine, which is characterized by comprising a casing, radiating fins, a power panel, a radiating support frame, a main loop terminal, a magnet, a filtering mechanism, a fixed block, a connecting rod and a fan; grooves are formed in two sides of the shell, the magnet blocks are arranged on the inner sides of the grooves, the grooves and the magnet frame are in a splicing structure, a filter screen is arranged in the magnet frame, and a fan is arranged on the outer sides of the grooves; open the fan when using, the air current that the fan produced filters the dust through the filter screen after, gets into the circulation of air in the casing increases the casing, has blockked external dust when realizing quick radiating effect, has prevented that the dust from getting into the casing, influences the life of converter.
Description
Technical Field
The utility model relates to a technical field of converter especially relates to a special converter of injection molding machine.
Background
At present, most injection molding machines belong to hydraulic transmission injection molding machines, power in a hydraulic transmission system is provided by an oil pump driven by a motor, and the hydraulic oil pump is a positive displacement oil pump and is divided into two types: a fixed displacement pump and a variable displacement pump; the most common pump in the market today is the fixed displacement pump, since there are some problems to be solved in the use of variable displacement pumps. The frequency conversion speed regulation technology is used to greatly reduce the work loss of the oil pump motor of the injection molding machine, improve the power factor of the motor and reduce the line loss, thereby improving the power supply efficiency of a factory and achieving the purpose of energy conservation; however, the existing frequency converter case for the injection molding machine is crowded inside, and the heat dissipation is slow, so that the temperature signal interference is caused;
a special frequency converter for an injection molding machine is disclosed in patent No. CN209329948U, wherein a heat dissipation support frame is arranged between a power panel which is easy to generate heat and a main loop terminal mounting plate, and fans are respectively arranged on two sides of a casing relative to the heat dissipation support frame, and can increase air circulation in the casing, thereby facilitating heat generated by the power panel and the main loop terminal mounting plate to the outside and realizing a rapid heat dissipation effect; the upper side of the shell is provided with air holes which can supply air, so that the power panel can dissipate heat;
the special frequency converter for the injection molding machine has the following defects in the using process: because the device is provided with the heat dissipation bracket in the casing, the fans are respectively arranged on the two sides of the casing corresponding to the heat dissipation bracket, and the air holes are formed in the upper side of the casing to realize heat dissipation; however, when the frequency converter is used, dust can enter the shell through the fan or the air hole, after the frequency converter is used for a long time, dust can be accumulated in the shell and is difficult to clean, and the dust can enter the circuit board or the main loop terminal seriously, so that the service life of the frequency converter is influenced.
Disclosure of Invention
According to the above technical problems, the utility model provides a special frequency converter for injection molding machine, which is characterized in that the frequency converter comprises a casing, a heat sink, a power panel, a heat dissipation support frame, a main loop terminal, a magnet, a filtering mechanism, a fixed block, a connecting rod and a fan, wherein the power panel is installed at the inner side of the casing through a bolt, the heat dissipation support frame is installed at the lower side of the power panel through a bolt, the main loop terminal is installed at the lower side of the heat dissipation support frame through a bolt, the main loop terminal is installed at the inner side of the casing through a bolt, a perforation is arranged at the upper side of the casing, the heat sink is inserted at the upper side of the perforation, grooves are arranged at both sides of the casing, the magnet is installed in the groove through a bolt, the filtering mechanism is arranged at the outer side of the magnet, the, the fan is arranged on the outer side of the connecting rod through a bolt;
the filtering mechanism comprises a magnet frame and a filtering net, wherein the filtering net is arranged on the inner side of the magnet frame through a bolt.
The utility model has the advantages that: the utility model discloses a set up the recess in the casing both sides, the recess inboard is provided with the magnet piece, makes its recess and magnet frame be the mosaic structure, is provided with the filter screen in the magnet frame, sets up the fan outside the recess again; when the frequency converter is used, the fan is turned on, air flow generated by the fan enters the shell after dust is filtered by the filter screen, so that air circulation in the shell is increased, the external dust is blocked while the quick heat dissipation effect is realized, and the dust is prevented from entering the shell and influencing the service life of the frequency converter; a magnet block is arranged in the groove, and the magnet block enables the groove and the magnet frame to be of a splicing structure; when the heat dissipation device is used, the filter mechanism is convenient to disassemble and assemble in the groove, the filter screen is convenient to clean, and dust is prevented from accumulating outside the filter screen to influence heat dissipation;
the utility model is provided with the through hole at the upper side of the shell, and the radiating fins are inserted into the through hole; the heat dissipation can be carried out in the shell through the heat dissipation fins, and the heat dissipation efficiency is further improved.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
fig. 2 is a side view of the present invention.
As shown in the figure, the device comprises a machine shell 1, a heat radiating fin 2, a power panel 3, a heat radiating support frame 4, a main loop terminal 5, a magnetite 6, a magnetite 7, a filter screen 8, a fixing block 9, a connecting rod 10 and a fan 11.
Detailed Description
Example 1
A special frequency converter for an injection molding machine is characterized by comprising a machine shell, a heat radiating fin, a power panel, a heat radiating support frame, a main loop terminal, a magnet, a filtering mechanism, a fixed block, a connecting rod and a fan, a power panel is arranged on the inner side of the casing through a bolt, a heat dissipation support frame is arranged on the lower side of the power panel through a bolt, the lower side of the heat dissipation supporting frame is provided with a main loop terminal through a bolt, the main loop terminal is arranged on the inner side of the machine shell through a bolt, the upper side of the casing is provided with a through hole, the upper side of the through hole is inserted with a radiating fin, the two sides of the casing are provided with grooves, a magnet is arranged in the groove through a bolt, a filtering mechanism is arranged outside the magnet, a fixed block is arranged on the outer side of the groove, the fixed block is installed on the outer side of the machine shell through a bolt, a connecting rod is welded on the inner side of the fixed block, and a fan is installed on the outer side of the connecting rod through a bolt;
the filtering mechanism comprises a magnet frame and a filtering net, wherein the filtering net is arranged on the inner side of the magnet frame through a bolt.
Example 2
The utility model discloses open the fan when using, the air current that the fan produced has filtered the dust through the filter screen, enters the casing and increases the circulation of air in the casing, has blockked external dust when realizing quick radiating effect, has prevented that the dust from entering the casing, influences the life of converter; a magnet block is arranged in the groove, and the magnet block enables the groove and the magnet frame to be of a splicing structure; when the heat dissipation device is used, the filter mechanism is convenient to disassemble and assemble in the groove, the filter screen is convenient to clean, and dust is prevented from accumulating outside the filter screen to influence heat dissipation; the heat dissipation can be carried out in the shell through the heat dissipation fins, and the heat dissipation efficiency is further improved.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A special frequency converter for an injection molding machine is characterized by comprising a machine shell, a heat radiating fin, a power panel, a heat radiating support frame, a main loop terminal, a magnet, a filtering mechanism, a fixed block, a connecting rod and a fan, a power panel is arranged on the inner side of the casing through a bolt, a heat dissipation support frame is arranged on the lower side of the power panel through a bolt, the lower side of the heat dissipation supporting frame is provided with a main loop terminal through a bolt, the main loop terminal is arranged on the inner side of the machine shell through a bolt, the upper side of the casing is provided with a through hole, the upper side of the through hole is inserted with a radiating fin, the two sides of the casing are provided with grooves, a magnet is arranged in the groove through a bolt, a filtering mechanism is arranged outside the magnet, a fixed block is arranged on the outer side of the groove, the fixed block is installed on the outer side of the machine shell through a bolt, a connecting rod is welded on the inner side of the fixed block, and a fan is installed on the outer side of the connecting rod through a bolt;
the filtering mechanism comprises a magnet frame and a filtering net, wherein the filtering net is arranged on the inner side of the magnet frame through a bolt.
2. The frequency converter special for the injection molding machine according to claim 1, wherein the magnetite and the magnetite frame are in a splicing structure.
3. The frequency converter for injection molding machines of claim 1, wherein said fan is connected to an external power source via a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021290255.3U CN212324538U (en) | 2020-07-02 | 2020-07-02 | Special frequency converter for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021290255.3U CN212324538U (en) | 2020-07-02 | 2020-07-02 | Special frequency converter for injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212324538U true CN212324538U (en) | 2021-01-08 |
Family
ID=74028539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021290255.3U Active CN212324538U (en) | 2020-07-02 | 2020-07-02 | Special frequency converter for injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212324538U (en) |
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2020
- 2020-07-02 CN CN202021290255.3U patent/CN212324538U/en active Active
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