CN211830540U - Frequency converter with broken wire detection function - Google Patents
Frequency converter with broken wire detection function Download PDFInfo
- Publication number
- CN211830540U CN211830540U CN201921919884.5U CN201921919884U CN211830540U CN 211830540 U CN211830540 U CN 211830540U CN 201921919884 U CN201921919884 U CN 201921919884U CN 211830540 U CN211830540 U CN 211830540U
- Authority
- CN
- China
- Prior art keywords
- frequency converter
- outer shell
- cavity
- converter body
- dead lever
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a converter with broken string detects function, which comprises an outer shell, be equipped with the converter body in the shell body, be equipped with broken string detection device on the converter body, bottom symmetry is equipped with L shape mounting panel in the shell body, be equipped with the spout on the L shape mounting panel, converter body bottom symmetry be equipped with spout assorted slider, be equipped with sealed lid on the shell body, can dismantle through set screw between shell body and the sealed lid and be connected, sealed lid interior symmetry is equipped with the fixing device with this body contact of converter, fixing device is including solid fixed cylinder, be equipped with the cavity in the solid fixed cylinder, the cavity internalization is equipped with the dead lever, the dead lever is located the outer one end of cavity and is equipped with the connecting plate, cavity top and dead lever top all are equipped with spacing post, be: the device has the advantages of simple structure, convenient use, capability of detecting whether the frequency converter is broken or not, very convenient installation and disassembly and convenient maintenance.
Description
Technical Field
The utility model relates to a converter technical field particularly, relates to a converter with broken string detects function.
Background
With the rapid development of the variable frequency drive system, the variable frequency market is mature day by day, the application is wide day by day, the reliability requirement of each industry on the variable frequency drive system is higher and higher, most of the modern variable frequency drive systems are provided with a remote control emergency stop function, namely when a control end (such as a cab and an operation room) needs to control the emergency stop of the frequency converter, an emergency stop button of the control end is knocked down to prompt the emergency stop of the frequency converter, but because a longer signal transmission distance exists between the control end and the frequency converter, if a signal line is broken or short-circuited in the middle, the frequency converter can possibly receive wrong instruction signals, so the error stop of the variable frequency drive system is caused, and the safe, reliable and continuous operation of equipment is seriously influenced. Therefore, a disconnection detection device has been mainly used for a main power transmission cable, and a detection method thereof is mainly a current detection method.
In the internal space of the frequency converter, various electronic components with different sizes and different functions are gathered. If one or more of these electronic components are damaged, the normal operation of the frequency converter is affected. For this reason, it is necessary to periodically maintain the frequency converter or replace the broken electronic components therein. However, the existing frequency converter is complex in mounting and dismounting, inconvenient for periodic maintenance and damaged, and needs a lot of time for dismounting.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the problem in the correlation technique, the utility model provides a converter with broken string detects function to overcome the above-mentioned technical problem that current correlation technique exists.
The technical scheme of the utility model is realized like this:
a frequency converter with a broken line detection function comprises an outer shell, wherein a frequency converter body is arranged in the outer shell, the frequency converter body is provided with a broken line detection device, the bottom in the outer shell is symmetrically provided with L-shaped mounting plates, the L-shaped mounting plate is provided with a chute, the bottom of the frequency converter body is symmetrically provided with slide blocks matched with the chute, the outer shell is provided with a sealing cover, the outer shell and the sealing cover are detachably connected through a fixing screw, fixing devices which are contacted with the frequency converter body are symmetrically arranged in the sealing cover, the fixing devices comprise fixing cylinders, a cavity is arranged in the fixed cylinder, a fixed rod is movably arranged in the cavity, a connecting plate is arranged at one end of the fixed rod, which is positioned outside the cavity, the cavity top with the dead lever top all is equipped with spacing post, be equipped with compression spring between the spacing post.
Furthermore, the both sides of shell body all are equipped with the thermovent, be equipped with the dust screen on the thermovent.
Furthermore, the shell body is provided with a liquid crystal display screen, and the liquid crystal display screen is electrically connected with the frequency converter body.
Further, the both sides of shell body all are equipped with the outer mounting panel symmetrically, all be equipped with the mounting hole on the outer mounting panel.
Furthermore, both sides of the frequency converter body are provided with radiating fins.
The utility model provides a converter with broken string detects function, beneficial effect as follows:
(1) the frequency converter is characterized in that a broken line detection device is arranged on the frequency converter body, an L-shaped mounting plate is symmetrically arranged at the bottom in the outer shell, a sliding groove is formed in the L-shaped mounting plate, sliding blocks matched with the sliding groove are symmetrically arranged at the bottom of the frequency converter body, a sealing cover is arranged on the outer shell, the outer shell and the sealing cover are detachably connected through fixing screws, fixing devices in contact with the frequency converter body are symmetrically arranged in the sealing cover, each fixing device comprises a fixing cylinder, a cavity is formed in each fixing cylinder, a fixing rod is movably arranged in each cavity, a connecting plate is arranged at one end, located outside the cavity, of each fixing rod, limiting columns are arranged at the top of each cavity and the top end of each fixing rod, a compression spring is arranged between the limiting columns, when the frequency converter is used, the broken line detection device, can make the dead lever extrude inwards, utilize compression spring's reaction force, with converter body fixed column, during the dismantlement, only need pull down sealed lid, the converter body breaks away from automatically, and the effect of slider and spout can guarantee that the installation can not rock after, such device simple structure, and convenient to use can detect the condition whether the converter appears the broken string, and the installation is dismantled very conveniently, is convenient for maintain.
(2) The two sides of the outer shell are provided with heat dissipation ports, and the dust screen is arranged on the heat dissipation ports, so that the dust-proof effect is achieved while heat dissipation is achieved.
(3) And the liquid crystal display screen is arranged on the outer shell, and the liquid crystal display screen is electrically connected with the frequency converter body, so that the working state of the frequency converter body can be directly displayed conveniently.
(4) The outer mounting plates are symmetrically arranged on two sides of the outer shell, mounting holes are formed in the outer mounting plates, and the outer shell is convenient to mount.
(5) And the two sides of the frequency converter body are provided with the heat radiating fins, so that the heat radiating effect of the frequency converter body is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a frequency converter with a disconnection detecting function according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a fixing device in a frequency converter with a disconnection detecting function according to an embodiment of the present invention;
fig. 3 is a front view of a frequency converter with a disconnection detecting function according to an embodiment of the present invention.
In the figure:
1. an outer housing; 2. a frequency converter body; 3. a wire breakage detection device; 4. an L-shaped mounting plate; 5. a chute; 6. a slider; 7. a sealing cover; 8. a set screw; 9. a fixing device; 10. a fixed cylinder; 11. a cavity; 12. fixing the rod; 13. a connecting plate; 14. a limiting column; 15. a compression spring; 16. a heat dissipation port; 17. a liquid crystal display screen; 18. an outer mounting plate; 19. mounting holes; 20. and heat dissipation fins.
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 all belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings and specific embodiments:
the first embodiment is as follows:
referring to fig. 1-3, a frequency converter with a wire breakage detection function according to an embodiment of the present invention includes an outer casing 1, a frequency converter body 2 is disposed in the outer casing 1, a wire breakage detection device 3 is disposed on the frequency converter body 2, an L-shaped mounting plate 4 is symmetrically disposed at a bottom of the outer casing 1, a sliding slot 5 is disposed on the L-shaped mounting plate 4, a sliding block 6 matched with the sliding slot 5 is symmetrically disposed at a bottom of the frequency converter body 2, a sealing cover 7 is disposed on the outer casing 1, the outer casing 1 and the sealing cover 7 are detachably connected by a fixing screw 8, a fixing device 9 contacting with the frequency converter body 2 is symmetrically disposed in the sealing cover 7, the fixing device 9 includes a fixing cylinder 10, a cavity 11 is disposed in the fixing cylinder 10, a fixing rod 12 is movably disposed in the cavity 11, and a connecting plate 13 is disposed at an end of the fixing rod 12 outside the cavity 11, the top of the cavity 11 and the top end of the fixing rod 12 are both provided with limiting columns 14, and compression springs 15 are arranged between the limiting columns 14.
Through the above scheme of the utility model, through arranging the broken line detection device 3 on the frequency converter body 2, the bottom of the outer shell 1 is symmetrically provided with the L-shaped mounting plate 4, the L-shaped mounting plate 4 is provided with the sliding chute 5, the bottom of the frequency converter body 2 is symmetrically provided with the sliding block 6 matched with the sliding chute 5, the outer shell 1 is provided with the sealing cover 7, the outer shell 1 and the sealing cover 7 are detachably connected through the fixing screw 8, the sealing cover 7 is internally symmetrically provided with the fixing device 9 contacted with the frequency converter body 2, the fixing device 9 comprises the fixing cylinder 10, the fixing cylinder 10 is internally provided with the cavity 11, the cavity 11 is movably provided with the fixing rod 12, the fixing rod 12 is arranged at one end outside the cavity 11 and is provided with the connecting plate 13, the top of the cavity 11 and the top end of the fixing rod 12 are both, be equipped with compression spring 15 between spacing post 14, when using, utilize broken string detection device 3 to detect the condition whether broken string appears in the converter, during the installation, only need seal lid 7 to be fixed on shell body 1 through set screw 8, when fixed, can make dead lever 12 inwards extrude, utilize compression spring 15's reaction force, with 2 fixed columns of converter body, during the dismantlement, only need pull down sealed lid 7, converter body 2 breaks away from automatically, slider 6 and spout 5's effect, can guarantee to install the back and can not rock, such device simple structure, high durability and convenient use, can detect the condition whether broken string appears in the converter, the installation is dismantled very conveniently, and the maintenance of being convenient for.
Example two:
as shown in fig. 1-3, heat dissipation ports 16 are provided on both sides of the outer casing 1, and dust screens are provided on the heat dissipation ports 16 to perform a dust-proof function while dissipating heat; the outer shell 1 is provided with a liquid crystal display screen 17, and the liquid crystal display screen 17 is electrically connected with the frequency converter body 2, so that the working state of the frequency converter body 2 can be directly displayed; outer mounting plates 18 are symmetrically arranged on two sides of the outer shell 1, and mounting holes 19 are formed in the outer mounting plates 18, so that the outer shell 1 can be conveniently mounted; the two sides of the frequency converter body 2 are both provided with the heat dissipation fins 20, so that the heat dissipation effect of the frequency converter body 2 is improved.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
In the time of practical application, when using, utilize broken string detection device 3 to detect the condition whether broken string appears in the converter, during the installation, only need seal lid 7 through set screw 8 and fix on shell body 1, when fixed, can make dead lever 12 inwards extrude, utilize compression spring 15's reaction force, with 2 fixed columns of converter body, during the dismantlement, only need pull down sealed lid 7, converter body 2 breaks away from automatically, slider 6 and spout 5's effect, can guarantee to install the back and can not rock, such device simple structure, high durability and convenient use, can detect the condition whether broken string appears in the converter, the installation is dismantled very conveniently, be convenient for maintain.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The frequency converter with the broken line detection function is characterized by comprising an outer shell (1), wherein a frequency converter body (2) is arranged in the outer shell (1), a broken line detection device (3) is arranged on the frequency converter body (2), an L-shaped mounting plate (4) is symmetrically arranged at the bottom in the outer shell (1), a sliding groove (5) is formed in the L-shaped mounting plate (4), a sliding block (6) matched with the sliding groove (5) is symmetrically arranged at the bottom of the frequency converter body (2), a sealing cover (7) is arranged on the outer shell (1), the outer shell (1) and the sealing cover (7) are detachably connected through a fixing screw (8), a fixing device (9) in contact with the frequency converter body (2) is symmetrically arranged in the sealing cover (7), and the fixing device (9) comprises a fixing cylinder (10), be equipped with cavity (11) in fixed cylinder (10), cavity (11) internalization is equipped with dead lever (12), dead lever (12) are located the outer one end of cavity (11) is equipped with connecting plate (13), cavity (11) top with dead lever (12) top all is equipped with spacing post (14), be equipped with compression spring (15) between spacing post (14).
2. The frequency converter with the function of detecting the broken wire according to claim 1, wherein both sides of the outer shell (1) are provided with heat dissipation openings (16), and a dust screen is arranged on each heat dissipation opening (16).
3. The frequency converter with the function of detecting the disconnection according to claim 1, wherein a liquid crystal display (17) is arranged on the outer shell (1), and the liquid crystal display (17) is electrically connected with the frequency converter body (2).
4. The frequency converter with the function of detecting the broken line according to claim 1, characterized in that the outer mounting plates (18) are symmetrically arranged on both sides of the outer shell (1), and the outer mounting plates (18) are provided with mounting holes (19).
5. The frequency converter with disconnection detecting function according to claim 1, wherein both sides of the frequency converter body (2) are provided with heat dissipating fins (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919884.5U CN211830540U (en) | 2019-11-08 | 2019-11-08 | Frequency converter with broken wire detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919884.5U CN211830540U (en) | 2019-11-08 | 2019-11-08 | Frequency converter with broken wire detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211830540U true CN211830540U (en) | 2020-10-30 |
Family
ID=73026607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921919884.5U Expired - Fee Related CN211830540U (en) | 2019-11-08 | 2019-11-08 | Frequency converter with broken wire detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211830540U (en) |
-
2019
- 2019-11-08 CN CN201921919884.5U patent/CN211830540U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211830540U (en) | Frequency converter with broken wire detection function | |
| CN210867948U (en) | Explosion-proof anti-interference monitor for mine | |
| CN213239250U (en) | Water temperature sensor | |
| CN203672930U (en) | Electric energy monitoring terminal housing structural member | |
| CN215985808U (en) | External device for flaw detector with separation alarm function and flaw detector | |
| CN215867808U (en) | Mining explosion-proof touch screen | |
| CN211427446U (en) | Mining explosion-proof voice alarm | |
| CN111162457A (en) | Pre-alarm device for low-voltage power distribution cabinet | |
| CN215647233U (en) | Intelligent pickup device for working condition sounds of coal mine equipment | |
| CN211630637U (en) | Electric monitoring device | |
| CN216017025U (en) | Video monitoring structure capable of achieving fault self-recovery | |
| CN214205715U (en) | Video monitoring terminal point access device of optical fiber transmission network | |
| CN217057066U (en) | Electric power electricity inspection alarm device convenient to installation | |
| CN113905572A (en) | Intelligent self-service equipment is with embedded industry mainboard | |
| CN220306494U (en) | Antenna attitude sensing module mounting structure and antenna | |
| CN219455131U (en) | Novel explosion-proof instrument of structure | |
| CN214503682U (en) | High-efficient net twine tester of intelligence | |
| CN204462883U (en) | Multi-function protection device for transformer temperature controller | |
| CN218939169U (en) | Double-screen display | |
| CN219421412U (en) | Electrical environment state monitor | |
| CN220105118U (en) | Detachable ultrahigh frequency sensor | |
| CN217508889U (en) | Aluminum alloy system palm dust keeper | |
| CN211628922U (en) | Power distribution switch device for coal mine electromechanical transportation transmission electrical engineering | |
| CN216309269U (en) | Cable temperature monitoring device | |
| CN217590249U (en) | Arc light protection shell with disassembly function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20211108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |