CN212695901U - Frequency converter fixing and protecting device - Google Patents
Frequency converter fixing and protecting device Download PDFInfo
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- CN212695901U CN212695901U CN202022033942.3U CN202022033942U CN212695901U CN 212695901 U CN212695901 U CN 212695901U CN 202022033942 U CN202022033942 U CN 202022033942U CN 212695901 U CN212695901 U CN 212695901U
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- threaded rod
- frequency converter
- threaded
- protective cover
- converter body
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Abstract
The utility model discloses a protection device is fixed to converter, including protection casing and converter body, the converter body is located the inside of protection casing, the constant head tank has been seted up to the interior bottom surface of protection casing, and the interior roof of protection casing seted up threaded hole one, threaded connection has threaded rod one on the internal thread of threaded hole one, and the top fixedly connected with of threaded rod one is handle bar one, the front end surface of protection casing is provided with preceding baffle, be provided with the positioning unit on the handle bar one, the positioning unit is assembled and is injectd for the position that is used for threaded rod one, one side of protection casing is provided with radiator unit. This protection device is fixed to converter through setting up protection casing and preceding baffle, realizes the all-round protection to the converter body, has effectively improved the dustproof moisture resistance of converter body, utilizes threaded rod one and the cooperation of screw hole one simultaneously, has simplified the dismouting step of converter body, provides convenient for people's in-service use.
Description
Technical Field
The utility model relates to a converter technical field especially relates to a protection device is fixed to converter.
Background
The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, and mainly comprises a rectification unit (alternating current to direct current), a filtering unit, an inversion unit (direct current to alternating current), a braking unit, a driving unit, a detection unit and a microprocessing unit.
The converter on the existing market is all installed in the box that is used for accomodating the converter through the mode of bolt, and the dismouting process that leads to the converter is very loaded down with trivial details, and the converter also directly exposes in the air simultaneously, leads to its dustproof humidity resistance poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a protection device is fixed to converter has solved the converter on the existing market and has all installed fixedly through the mode of bolt, and the dismouting process that leads to the converter is very loaded down with trivial details, and the converter also directly exposes in the air simultaneously, leads to its dustproof humidity resistance poor problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a frequency converter fixing protection device comprises a protection cover and a frequency converter body, wherein the frequency converter body is positioned inside the protection cover, a positioning groove is formed in the inner bottom surface of the protection cover, a first threaded hole is formed in the inner top wall of the protection cover, the lower surface of the frequency converter body is in contact with the inner bottom surface of the positioning groove, a first threaded rod is in threaded connection with the inner thread of the first threaded hole, a first handle rod is fixedly connected to the top of the first threaded rod, a front baffle is arranged on the outer surface of the front end of the protection cover, one end of the front baffle is movably connected with the protection cover through a hinge, the other end of the front baffle is buckled with the protection cover through a lock catch, a fixed block is fixed on the lower surface of the protection cover, two sleeves are fixedly installed on two sides of the fixed block, a third threaded rod is, nut cover fixed mounting is at telescopic internal surface, the one end of threaded rod three is fixed with the limiting plate, and the other end of threaded rod three has cup jointed the rubber sleeve, be provided with the positioning unit on the handle bar one, the positioning unit is assembled and is used for prescribing a limit to the position of threaded rod one, one side of protection casing is provided with radiator unit.
By adopting the scheme, the protective cover and the front baffle are arranged, so that the frequency converter body is protected in an all-round manner, the dustproof and moistureproof performance of the frequency converter body is effectively improved, and meanwhile, the assembly and disassembly steps of the frequency converter body are simplified by utilizing the matching of the threaded rod I and the threaded hole I, so that convenience is provided for the actual use of people; by arranging the sleeve, the threaded rod III and the nut sleeve, the protective cover can be effectively fixed by utilizing the supporting action of the two side plates of the box body, and the mounting step of the frequency converter body is further simplified; the positioning groove is arranged, so that the position of the frequency converter body can be limited, and the frequency converter body is prevented from sliding in the protective cover; through setting up handle pole one, made things convenient for people to rotate threaded rod one, laborsaving effectual.
Preferably, the positioning unit comprises a second threaded hole, a second threaded rod and a second handle rod, the second threaded hole is formed in the first handle rod, the second threaded rod is in threaded connection with the first handle rod through the second threaded hole, and the second handle rod is fixed to the upper surface of the second threaded rod.
Adopt above-mentioned scheme, through setting up the positioning unit, drive two downstream of threaded rod to tightly support the upper surface at the protection casing through rotating handle bar two to just can prevent that the unexpected rotatory condition of threaded rod from taking place, strengthened the stability of converter body in the protection casing inside.
Preferably, radiator unit includes solid fixed cylinder, exhaust fan and protection network, gu fixed cylinder fixed mounting is in one side of protection casing, and the inner chamber of solid fixed cylinder and protection casing is linked together, the inside at solid fixed cylinder is installed to the exhaust fan, the one end at solid fixed cylinder is installed to the protection network, a plurality of bleeder vents have been seted up to the opposite side surface of protection casing.
By adopting the scheme, through setting the heat dissipation assembly, the exhaust function of the exhaust fan is utilized, the air holes are matched, so that the gas inside the protective cover can be continuously exchanged with the external environment, the heat generated during the operation of the frequency converter body can be quickly discharged, and the use safety of the frequency converter body is improved.
In the above scheme, it should be noted that the input end of the exhaust fan is electrically connected to an external power supply.
Preferably, the lower surface of the first threaded rod is fixed with a connecting shaft, a pressing block is arranged at the bottom of the connecting shaft, a clamping groove is formed in the upper surface of the pressing block, a rubber pad is pasted on the lower surface of the pressing block, a bearing is clamped inside the clamping groove, and the connecting shaft is clamped on an inner ring of the bearing.
By adopting the scheme, the contact area between the first threaded rod and the frequency converter body is increased by arranging the pressing block and the rubber pad, the stability of the frequency converter body is improved, and the situation that the pressing block wears the frequency converter body is effectively avoided by matching the effect of the bearing.
Preferably, the opposite side internal surface of protection casing is provided with the dust screen, and the opposite side internal surface of protection casing is fixed with three bar shaped plate, the slot has been seted up to one side that the bar shaped plate is close to the dust screen, and the edge of dust screen pegs graft in the inside of slot.
Adopt above-mentioned scheme, through setting up the dust screen, can filter the gas that enters into the protection casing inside, avoided the condition emergence of impurity pollution converter bodies such as dust, the pull formula installation of dust screen has been realized to bar shaped plate cooperation slot simultaneously, has made things convenient for the dismantlement clearance of dust screen.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the frequency converter fixing protection device, the protection cover and the front baffle are arranged, so that the frequency converter body is protected in an all-round mode, the dustproof and moistureproof performance of the frequency converter body is effectively improved, meanwhile, the assembly and disassembly steps of the frequency converter body are simplified by means of the matching of the first threaded rod and the first threaded hole, and convenience is brought to actual use of people;
this protection device is fixed to converter through setting up radiator unit, utilizes the convulsions function of exhaust fan, cooperates the bleeder vent for the inside gas of protection casing can be continuous exchanges with external environment, thereby the heat that produces when discharge converter body that can be quick moves has improved the safety in utilization of converter body.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
fig. 2 is a sectional view of the compact of the present invention;
fig. 3 is a side sectional view of the protective cover of the present invention.
In the figure: the novel air conditioner comprises a protective cover 1, a frequency converter body 2, a positioning groove 3, a first threaded hole 4, a first threaded rod 5, a first handle rod 6, a front baffle 7, a hinge 8, a second threaded hole 9, a second threaded rod 10, a second handle rod 11, a connecting shaft 12, a pressing block 13, a clamping groove 14, a bearing 15, a rubber pad 16, an air vent 17, a fixing cylinder 18, an exhaust fan 19, a protective screen 20, a dust screen 21, a strip-shaped plate 22, a slot 23, a fixed block 24, a sleeve 25, a third threaded rod 26, a nut sleeve 27, a limiting plate 28 and a rubber sleeve 29.
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. 1-3, a fixed protection device for a frequency converter comprises a protective cover 1 and a frequency converter body 2, wherein the frequency converter body 2 is positioned inside the protective cover 1, a positioning groove 3 is formed in the inner bottom surface of the protective cover 1, a threaded hole I4 is formed in the inner top wall of the protective cover 1, the lower surface of the frequency converter body 2 is in contact with the inner bottom surface of the positioning groove 3, a threaded rod I5 is in threaded connection with the inner thread of the threaded hole I4, a handle rod I6 is fixedly connected to the top of the threaded rod I5, a front baffle 7 is arranged on the outer surface of the front end of the protective cover 1, one end of the front baffle 7 is movably connected with the protective cover 1 through a hinge 8, the other end of the front baffle 7 is buckled with the protective cover 1 through a lock catch, a fixed block 24 is fixed on the lower surface of the protective cover 1, a nut sleeve 27 is sleeved on the third threaded rod 26 in a threaded manner, the nut sleeve 27 is fixedly installed on the inner surface of the sleeve 25, a limiting plate 28 is fixed at one end of the third threaded rod 26, a rubber sleeve 29 is sleeved at the other end of the third threaded rod 26, a positioning unit is arranged on the first handle rod 6 and is assembled to limit the position of the first threaded rod 5, and a heat dissipation assembly is arranged on one side of the protective cover 1; the protective cover 1 and the front baffle 7 are arranged, so that the frequency converter body 2 is protected in an all-round mode, the dustproof and moistureproof performance of the frequency converter body 2 is effectively improved, meanwhile, the threaded rod I5 is matched with the threaded hole I4, the assembling and disassembling steps of the frequency converter body 2 are simplified, and convenience is brought to actual use of people; by arranging the sleeve 25, the third threaded rod 26 and the nut sleeve 27, the protective cover 1 can be effectively fixed by utilizing the supporting action of the two side plates of the box body, and the mounting step of the frequency converter body 2 is further simplified; the positioning groove 3 is arranged, so that the position of the frequency converter body 2 can be limited, and the frequency converter body 2 is prevented from sliding in the protective cover 1; through setting up handle pole one 6, made things convenient for people to rotate threaded rod one 5, laborsaving effectual.
In the utility model, the positioning unit comprises a second threaded hole 9, a second threaded rod 10 and a second handle rod 11, the second threaded hole 9 is arranged on the first handle rod 6, the second threaded rod 10 is in threaded connection with the first handle rod 6 through the second threaded hole 9, and the second handle rod 11 is fixed on the upper surface of the second threaded rod 10; through setting up the positioning unit, drive two 10 downstream of threaded rod to tightly support the upper surface at protection casing 1 through rotating two 11 handle bars to just can prevent that the unexpected rotatory condition of one 5 threaded rod from taking place, strengthened the stability of converter body 2 in protection casing 1 inside.
In the utility model, the heat dissipation assembly comprises a fixed cylinder 18, an exhaust fan 19 and a protective screen 20, the fixed cylinder 18 is fixedly arranged at one side of the protective cover 1, the fixed cylinder 18 is communicated with the inner cavity of the protective cover 1, the exhaust fan 19 is arranged inside the fixed cylinder 18, the protective screen 20 is arranged at one end of the fixed cylinder 18, the protective screen 20 can prevent external foreign matters from entering the protective cover 1 through the fixed cylinder 18, and a plurality of air holes 17 are arranged on the outer surface of the other side of the protective cover 1; through setting up radiator unit, utilize exhaust fan 19's convulsions function, cooperation bleeder vent 17 for the inside gas of protection casing 1 can be continuous exchanges with external environment, thereby the heat that produces when discharge converter body 2 that can be quick moves has improved converter body 2's safety in utilization.
In the utility model, a connecting shaft 12 is fixed on the lower surface of the first threaded rod 5, a pressing block 13 is arranged at the bottom of the connecting shaft 12, a clamping groove 14 is formed in the upper surface of the pressing block 13, a rubber pad 16 is adhered to the lower surface of the pressing block 13, a bearing 15 is clamped inside the clamping groove 14, and the connecting shaft 12 is clamped on an inner ring of the bearing 15; through setting up compact heap 13 and rubber pad 16, both increased threaded rod 5 and converter body 2 area of contact, improved converter body 2's stability, the effect of cooperation bearing 15 has simultaneously effectively avoided the wearing and tearing of rubber pad 16 to drop even.
In the utility model, the inner surface of the other side of the protective cover 1 is provided with the dustproof net 21, and the inner surface of the other side of the protective cover 1 is fixed with three strip-shaped plates 22, one side of the strip-shaped plate 22 close to the dustproof net 21 is provided with the slot 23, and the edge of the dustproof net 21 is inserted in the slot 23; through setting up dust screen 21, can filter the gas that enters into protection casing 1 inside, avoided the condition emergence of impurity pollution converter body 2 such as dust, simultaneously strip shaped plate 22 cooperation slot 23 has realized the pull formula installation of dust screen 21, has made things convenient for the dismantlement clearance of dust screen 21.
In summary, the frequency converter fixing and protecting device firstly needs to mount the frequency converter body 2 inside the protecting cover 1, specifically as follows: the frequency converter body 2 is moved to the inside of the protective cover 1, the lower surface of the frequency converter body 2 is in contact with the inner bottom surface of the positioning groove 3, then the handle rod I6 is used for driving the threaded rod I5 to rotate in the threaded hole I4, so that the threaded rod I5 can be used for driving the pressing block 13 to move downwards until the frequency converter body 2 is pressed, in the process, when the rubber pad 16 is in contact with the frequency converter body 2, the pressing block 13 is movably connected with the connecting shaft 12 through the bearing 15, the pressing block 13 stops rotating under the friction force between the rubber pad 16 and the upper surface of the frequency converter body 2, and when the threaded rod I5 is continuously rotated, the pressing block 13 cannot rotate, so that the rubber pad 16 is effectively prevented from being worn or even falling off, after the completion, the front baffle 7 is closed by using the hinge 8 and the lock catch, and the handle rod II 11 is used for driving the second 10 to rotate in the threaded rod II 9, tightly support the upper surface at protection casing 1 until the bottom of two 10 threaded rods to this prevents that the unexpected pivoted condition of one 5 threaded rods from taking place, and the installation is accomplished the back, need be fixed protection casing 1 to be arranged in accomodating the box of converter body 2, specifically as follows: the third threaded rod 26 is rotated, under the action of the nut sleeve 27, the third threaded rod 26 accommodated in the sleeve 25 gradually extends out of the sleeve 25 until the rubber sleeves 29 positioned at two sides of the fixed block 24 respectively and tightly abut against two inner side walls of a box body for accommodating the frequency converter body 2, so that the protection cover 1 is fixed, the whole process can be realized without using screws, the actual operation is simple and convenient, convenience is provided for the actual use of people, in the actual use process of the frequency converter body 2, heat is generated due to the operation of the frequency converter body 2, in order to avoid the overhigh temperature in the protection cover 1, the exhaust fan 19 needs to be started to extract hot gas in the protection cover 1, at the moment, cold air in the external environment enters the protection cover 1 through the air holes 17, the gas circulation is realized, the dust screen 21 can filter the gas entering the protection cover 1, impurity such as dust has been avoided polluting the condition emergence of converter body 2, and bar shaped plate 22 cooperation slot 23 has realized the pull formula installation of dust screen 21 simultaneously, has made things convenient for the dismantlement clearance of dust screen 21.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a protection device is fixed to converter which characterized in that: the protective cover comprises a protective cover (1) and a frequency converter body (2), wherein the frequency converter body (2) is positioned inside the protective cover (1), a positioning groove (3) is formed in the inner bottom surface of the protective cover (1), a threaded hole I (4) is formed in the inner top wall of the protective cover (1), the lower surface of the frequency converter body (2) is in contact with the inner bottom surface of the positioning groove (3), a threaded rod I (5) is in threaded connection with the inner thread of the threaded hole I (4), a handle rod I (6) is fixedly connected to the top of the threaded rod I (5), a front baffle (7) is arranged on the outer surface of the front end of the protective cover (1), one end of the front baffle (7) is movably connected with the protective cover (1) through a hinge (8), the other end of the front baffle (7) is buckled with the protective cover (1) through a lock catch, and a fixing block (24, two sleeves (25) are fixedly mounted on two sides of the fixing block (24), a third threaded rod (26) is arranged inside each sleeve (25), a nut sleeve (27) is sleeved on the third threaded rod (26) in a threaded manner, the nut sleeve (27) is fixedly mounted on the inner surface of each sleeve (25), a limiting plate (28) is fixed at one end of each third threaded rod (26), and a rubber sleeve (29) is sleeved at the other end of each third threaded rod (26);
the handle rod I (6) is provided with a positioning unit which is assembled to limit the position of the threaded rod I (5), and one side of the protective cover (1) is provided with a heat dissipation assembly.
2. The frequency converter fixing and protecting device is characterized in that the positioning unit comprises a second threaded hole (9), a second threaded rod (10) and a second handle rod (11), the second threaded hole (9) is formed in the first handle rod (6), the second threaded rod (10) is in threaded connection with the first handle rod (6) through the second threaded hole (9), and the second handle rod (11) is fixed on the upper surface of the second threaded rod (10).
3. The frequency converter fixing and protecting device according to claim 1, wherein the heat dissipation assembly comprises a fixing cylinder (18), an exhaust fan (19) and a protective screen (20), the fixing cylinder (18) is fixedly installed at one side of the protective screen (1), the fixing cylinder (18) is communicated with an inner cavity of the protective screen (1), the exhaust fan (19) is installed inside the fixing cylinder (18), the protective screen (20) is installed at one end of the fixing cylinder (18), and a plurality of air holes (17) are formed in the outer surface of the other side of the protective screen (1).
4. The frequency converter fixing and protecting device according to claim 1, wherein a connecting shaft (12) is fixed on the lower surface of the first threaded rod (5), a pressing block (13) is arranged at the bottom of the connecting shaft (12), a clamping groove (14) is formed in the upper surface of the pressing block (13), a rubber pad (16) is pasted on the lower surface of the pressing block (13), a bearing (15) is clamped inside the clamping groove (14), and the connecting shaft (12) is clamped on an inner ring of the bearing (15).
5. The frequency converter fixing and protecting device according to claim 1, wherein a dust screen (21) is arranged on the inner surface of the other side of the protecting cover (1), three strip-shaped plates (22) are fixed on the inner surface of the other side of the protecting cover (1), slots (23) are formed in one sides of the strip-shaped plates (22) close to the dust screen (21), and edges of the dust screen (21) are inserted into the slots (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033942.3U CN212695901U (en) | 2020-09-17 | 2020-09-17 | Frequency converter fixing and protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033942.3U CN212695901U (en) | 2020-09-17 | 2020-09-17 | Frequency converter fixing and protecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212695901U true CN212695901U (en) | 2021-03-12 |
Family
ID=74885227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022033942.3U Active CN212695901U (en) | 2020-09-17 | 2020-09-17 | Frequency converter fixing and protecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212695901U (en) |
-
2020
- 2020-09-17 CN CN202022033942.3U patent/CN212695901U/en active Active
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