CN207559845U - A kind of frequency converter protection device - Google Patents
A kind of frequency converter protection device Download PDFInfo
- Publication number
- CN207559845U CN207559845U CN201721782031.2U CN201721782031U CN207559845U CN 207559845 U CN207559845 U CN 207559845U CN 201721782031 U CN201721782031 U CN 201721782031U CN 207559845 U CN207559845 U CN 207559845U
- Authority
- CN
- China
- Prior art keywords
- protective cover
- moving block
- push rod
- wall
- frequency converter
- 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
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- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The utility model discloses a kind of frequency converter protection devices, including transducer body, the outer cup of transducer body is equipped with protective cover, annular groove is provided on the lateral wall of transducer body, moving block has been rotatably coupled on the madial wall of protective cover, one end of moving block is provided with grab, shaft is provided in the middle part of the outer wall of moving block both sides, the lug that can be rotatably assorted with shaft is provided on the madial wall of protective cover, the outer cover of shaft is equipped with torsional spring, one end is fixed with moving block, the other end of torsional spring is fixed with lug, driving mechanism is provided on the side wall of protective cover, observation window is provided on the upper surface of protective cover, the cover board for light transmission is embedded in observation window, the side wall of cover board and observation window bonds；The utility model can avoid staff from touching the button on transducer body, so, the setting value of frequency converter can be avoided to be changed, so as to ensure the normal work of electrical equipment by the setting of protective cover.
Description
Technical field
The utility model belongs to technical field of electric equipment, is related to a kind of frequency converter protection device.
Background technology
Frequency converter is common electrical equipment in electrical control equipment, and many buttons are generally provided on frequency converter, and
Button on frequency converter generally all it is exposed outside, so, during staff carries out inspection to electrical equipment very
The button on frequency converter is easily touched, so as to which the setting value of frequency converter can be changed, so as to which the normal of electrical equipment can be influenced
Work can cause electrical equipment to generate failure when serious.
Utility model content
To solve the above-mentioned problems, the utility model devises a kind of frequency converter protection device, in staff to electrical
During equipment carries out inspection, staff can be avoided to touch the button on transducer body, it so, can
The setting value of frequency converter is avoided to be changed, so as to ensure the normal work of electrical equipment.
What the purpose of this utility model was realized in：
The frequency converter protection device of the utility model, including transducer body, the outer cup of transducer body is equipped with protection
It covers, is provided with annular groove on the lateral wall of transducer body, several edges have been rotatably coupled on the madial wall of protective cover
The circumferentially distributed moving block of protective cover inner wall, one end of moving block are provided with for the grab with annular groove cooperation clamping, turn
Shaft is provided in the middle part of the outer wall of motion block both sides, the lug that can be rotatably assorted with shaft is provided on the madial wall of protective cover, is turned
The outer cover of axis is equipped with moving block to be driven to rotate so that grab and the torsional spring of annular groove cooperation clamping, one end is with turning
Motion block is fixed, and the other end and the lug of torsional spring are fixed, and is provided with moving block to be driven to rotate so that card on the side wall of protective cover
Hook is detached from the driving mechanism of annular groove, is provided with observation window on the upper surface of protective cover, is embedded in observation window for light transmission
Cover board, the side wall of cover board and observation window bonds.
The frequency converter protection device of the utility model, wherein, driving mechanism includes push rod, after protective cover is run through in push rod one end
It offsets with the one end of moving block far from grab, the other end of push rod is located at outside protective cover, the outside of the push rod outside protective cover
Annular convex platform is provided on wall, annular slot is provided on the lateral wall of annular convex platform, being provided on the lateral wall of protective cover can
For the recess of annular convex platform insertion, the annular chuck that can coordinate clamping with annular slot is provided on the madial wall of recess；Pass through
The setting of driving mechanism, after the annular convex platform on push rod is embedded into recess, annular slot on annular convex platform can with it is recessed
Annular chuck cooperation clamping in falling into, moving block rotates at this time, and the grab on moving block is detached from annular groove, and such one
Come, you can disassemble protective cover from transducer body.
The frequency converter protection device of the utility model, wherein, the end set of the push rod outside protective cover has draw ring；It is logical
The setting of draw ring is crossed, push rod is facilitated to be pulled up from protective cover.
The frequency converter protection device of the utility model, wherein, draw ring is integrally formed with push rod.
When using the utility model, when needing to remove protective cover from transducer body, push rod is inserted into anti-
On shield, and cause push rod on annular convex platform be embedded into recess, the annular slot on annular convex platform can in recess
Annular chuck cooperation clamping, moving block rotates at this time, and the grab on moving block is detached from annular groove, so, i.e.,
Protective cover can be disassembled from transducer body；When needing protective cover being installed on transducer body, by protective cover
The outside of transducer body is provide with, then pulls up push rod from protective cover, so, moving block can lose pushing away for push rod
Power rotates, moving block rotation after, the grab on moving block can be snapped onto in annular groove, it is achieved thereby that protective cover with
The locking of transducer body；The utility model can avoid staff from touching transducer body by the setting of protective cover
On button, so, the setting value of frequency converter can be avoided to be changed, so as to ensure the normal work of electrical equipment
Make；Meanwhile staff can observe the display screen on transducer body by cover board, you can to observe the work of transducer body
Make state.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the utility model；
Fig. 2 is amplified structure diagram at A in Fig. 1；
Fig. 3 is amplified structure diagram at B in Fig. 2；
Fig. 4 is the structure diagram after moving block, lug and torsional spring cooperation.
Specific embodiment
Specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.
A kind of frequency converter protection device, including transducer body 1, the outer cup of transducer body 1 is equipped with protective cover 2, becomes
Annular groove 11 is provided on the lateral wall of frequency device ontology 1, several have been rotatably coupled on the madial wall of protective cover 2 along anti-
The circumferentially distributed moving block 3 of 2 inner wall of shield, one end of moving block 3 are provided with for the grab with the cooperation clamping of annular groove 11
31, shaft 32 is provided in the middle part of 3 both sides outer wall of moving block, is provided with to rotate with shaft 32 on the madial wall of protective cover 2 and be matched
The lug 21 of conjunction, the outer cover of shaft 32 are equipped with moving block 3 to be driven to rotate so that grab 31 blocks with the cooperation of annular groove 11
The torsional spring 4 connect, 4 one end of torsional spring are fixed with moving block 3, and the other end and the lug 21 of torsional spring 4 are fixed, and are set on the side wall of protective cover 2
It is equipped with for moving block 3 being driven to rotate so that grab 31 is detached from the driving mechanism of annular groove 11, sets on the upper surface of protective cover 2
Observation window 22 is equipped with, the cover board 5 for light transmission is embedded in observation window 22, cover board 5 and the side wall of observation window 22 bond.
Driving mechanism include push rod 6,6 one end of push rod run through protective cover 2 after with one end phase of the moving block 3 far from grab 31
It supporting, the other end of push rod 6 is located at outside protective cover 2, and annular convex platform 61 is provided on the lateral wall of the push rod 6 outside protective cover 2,
Annular slot 62 is provided on the lateral wall of annular convex platform 61, is provided on the lateral wall of protective cover 2 embedding for annular convex platform 61
The recess 23 entered is provided with the annular chuck 24 that can coordinate clamping with annular slot 62 on 23 madial wall that is recessed；Pass through driving
The setting of mechanism, after the annular convex platform on push rod is embedded into recess, annular slot on annular convex platform can in recess
Annular chuck cooperation clamping, moving block rotates at this time, and the grab on moving block and annular groove are detached from, so,
Protective cover can be disassembled from transducer body.
The end set of push rod 6 outside protective cover 2 has draw ring 63；By the setting of draw ring, facilitate push rod from protection
It is pulled up on cover.
Draw ring 63 is integrally formed with push rod 6.
When using the utility model, when needing to remove protective cover from transducer body, push rod is inserted into anti-
On shield, and cause push rod on annular convex platform be embedded into recess, the annular slot on annular convex platform can in recess
Annular chuck cooperation clamping, moving block rotates at this time, and the grab on moving block is detached from annular groove, so, i.e.,
Protective cover can be disassembled from transducer body；When needing protective cover being installed on transducer body, by protective cover
The outside of transducer body is provide with, then pulls up push rod from protective cover, so, moving block can lose pushing away for push rod
Power rotates, moving block rotation after, the grab on moving block can be snapped onto in annular groove, it is achieved thereby that protective cover with
The locking of transducer body；The utility model can avoid staff from touching transducer body by the setting of protective cover
On button, so, the setting value of frequency converter can be avoided to be changed, so as to ensure the normal work of electrical equipment
Make；Meanwhile staff can observe the display screen on transducer body by cover board, you can to observe the work of transducer body
Make state.
It should be noted that in the embodiment above, as long as reconcilable technical solution can carry out permutation and combination, this
Field technology personnel can be possible to according to the mathematical knowledge limit of permutation and combination, and therefore, the utility model is no longer to arrangement
Technical solution after combination illustrated one by one, but it is understood that being the technical solution after permutation and combination by the utility model
It is disclosed.
It should be noted that listed above is only a kind of specific embodiment of the utility model.Obviously, the utility model
Above example is not limited to, acceptable there are many deform.
In short, those of ordinary skill in the art can be from the institute that the utility model disclosure is directly exported or associated
There is deformation, be considered as the scope of protection of the utility model.
Claims (4)
1. a kind of frequency converter protection device, including transducer body（1）, it is characterised in that：The transducer body（1）Outside
It is covered with protective cover（2）, the transducer body（1）Lateral wall on be provided with annular groove（11）, the protective cover（2）'s
Several have been rotatably coupled on madial wall along protective cover（2）The circumferentially distributed moving block of inner wall（3）, the moving block（3）
One end be provided with and be used for and annular groove（11）Coordinate the grab of clamping（31）, the moving block（3）The middle part of both sides outer wall
It is provided with shaft（32）, the protective cover（2）Madial wall on be provided with can be with shaft（32）The lug being rotatably assorted（21）, institute
State shaft（32）Outer cover be equipped with for driving moving block（3）Rotation is so that grab（31）With annular groove（11）Cooperation clamping
Torsional spring（4）, the torsional spring（4）One end and moving block（3）It is fixed, the torsional spring（4）The other end and lug（21）It is fixed, institute
State protective cover（2）Side wall on be provided with to drive moving block（3）Rotation is so that grab（31）It is detached from annular groove（11）'s
Driving mechanism, the protective cover（2）Upper surface on be provided with observation window（22）, the observation window（22）In be embedded with for saturating
The cover board of light（5）, the cover board（5）With observation window（22）Side wall bond.
2. frequency converter protection device according to claim 1, which is characterized in that the driving mechanism includes push rod（6）, institute
State push rod（6）Protective cover is run through in one end（2）Afterwards with moving block（3）Far from grab（31）One end offset, the push rod（6）It is another
One end is located at protective cover（2）Outside, positioned at protective cover（2）Outer push rod（6）Lateral wall on be provided with annular convex platform（61）, it is described
Annular convex platform（61）Lateral wall on be provided with annular slot（62）, the protective cover（2）Lateral wall on be provided with for ring
Shape boss（61）Embedded recess（23）, the recess（23）Madial wall on be provided with can be with annular slot（62）Cooperation clamping
Annular chuck（24）.
3. frequency converter protection device according to claim 2, which is characterized in that positioned at protective cover（2）Outer push rod（6）'s
End set has draw ring（63）.
4. frequency converter protection device according to claim 3, which is characterized in that the draw ring（63）With push rod（6）One
Molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721782031.2U CN207559845U (en) | 2017-12-19 | 2017-12-19 | A kind of frequency converter protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721782031.2U CN207559845U (en) | 2017-12-19 | 2017-12-19 | A kind of frequency converter protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207559845U true CN207559845U (en) | 2018-06-29 |
Family
ID=62663621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721782031.2U Expired - Fee Related CN207559845U (en) | 2017-12-19 | 2017-12-19 | A kind of frequency converter protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207559845U (en) |
-
2017
- 2017-12-19 CN CN201721782031.2U patent/CN207559845U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20181219 |