CN208433902U - A kind of energy feedback unit with cooling mechanism - Google Patents
A kind of energy feedback unit with cooling mechanism Download PDFInfo
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- CN208433902U CN208433902U CN201820979276.2U CN201820979276U CN208433902U CN 208433902 U CN208433902 U CN 208433902U CN 201820979276 U CN201820979276 U CN 201820979276U CN 208433902 U CN208433902 U CN 208433902U
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- lid
- outer case
- welded
- hole
- cooling mechanism
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Abstract
The utility model discloses a kind of energy feedback units with cooling mechanism, including outer case and energy back feed device, more L-type connection frames are symmetrically welded on the inner sidewall of the outer case, rectangular through-hole there are two being opened up on the symmetrical side of the outer case two of them, filter screen is mounted in each rectangular through-hole, multiple mounting racks are symmetrically welded on the inner sidewall of the outer case, it is fixedly connected with frame body jointly on the corresponding multiple mounting racks in position, motor is welded on the side wall of the frame body, the output shaft of the motor extends in frame body and is equipped with radiator fan, ladder hole is offered on other two symmetrical side wall of the outer case, lid is arranged on each ladder hole.The utility model clever structure, guarantee is uniform to the heat dissipation of energy back feed device, reduces the temperature on energy back feed device surface, guarantees the working efficiency of energy back feed device and increase its service life.
Description
Technical field
The utility model relates to energy back feed device technical field more particularly to a kind of energy feedback lists with cooling mechanism
Member.
Background technique
In recent years, progress at full speed is obtained to the research of frequency converter and application both at home and abroad, especially universal frequency converter is in work
It is widely used in industry production.When potential energy loading high process is being braked or transferred to transducer drive asynchronous motor
In, motor is in regenerative braking state, and the mechanical energy in transmission system is converted into electric energy, afterflow in frequency converter by motor
This energy feedback into frequency converter DC bus capacitor C, increases DC voltage by diode, generates pumping voltage, especially
It is the speed-regulating system for requiring quick starting and braking and frequent forward and backward, has very big energy feedback in the short time, produced on capacitor
Raw very high pumping voltage will certainly cause frequency converter overvoltage protection to act or cause if discharging this portion of energy not in time
The excessive pressure damages of major loop high power device.
However a large amount of heat can be generated after energy back feed device works long hours, if cannot be filled in time to energy feedback
It sets and radiates, it will influence the working efficiency and service life of energy back feed device.
Utility model content
It can be generated after working long hours purpose of the utility model is to solve energy back feed device in the prior art big
The heat of amount, the problem of will affect the working efficiency and service life of energy back feed device, and a kind of band proposed radiates machine
The energy feedback unit of structure.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of energy feedback unit with cooling mechanism, including outer case and energy back feed device, the outer case it is interior
It is symmetrically welded with more L-type connection frames on side wall, and is welded with energy back feed device on L-type connection frame jointly, the outer case
It is opened up on the symmetrical side of two of them there are two rectangular through-hole, is mounted on filter screen in each rectangular through-hole, it is described
It is symmetrically welded with multiple mounting racks on the inner sidewall of outer case, is fixedly connected jointly on the corresponding multiple mounting racks in position
There is frame body, motor is welded on the side wall of the frame body, the output shaft of the motor extends in frame body and is equipped with radiation air
It fans, offers ladder hole on other two symmetrical side wall of the outer case, be arranged with lid on each ladder hole
Body offers circular through hole on each lid.
Preferably, multiple card slots are symmetrically offered on the inner sidewall of each ladder hole, on each lid
Multiple mounting grooves are symmetrically offered, are welded with multiple first springs on the inner sidewall of each mounting groove, described first
Spring is welded with fixture block far from one end of mounting groove inner sidewall jointly, and fixture block is fastened in card slot, the upper surface of the fixture block
Triangular groove is offered, is symmetrically inserted with multiple tapered shafts on each lid, and the lower surface of tapered shaft and triangular groove
Inclined-plane offsets, and the upper end of the tapered shaft through lid and is welded with limited block, welds jointly between the limited block and lid
There is second spring, and second spring is set in tapered shaft.
Preferably, multiple lock-screws are symmetrically inserted on each lid, and each lock-screw runs through lid
Body is simultaneously threadedly coupled with outer case.
Preferably, the stiffness factor of the second spring is bigger than the stiffness factor of the first spring.
Preferably, T-block there are two being symmetrically welded on the lateral wall of each lid.
Preferably, it is interference fitted between the radiator fan and the output shaft of motor by general flat key.
Compared with prior art, it has the advantage that:
1, it is radiated by symmetrically arranged two motors and radiator fan to energy back feed device, guarantees to return energy
The heat dissipation for presenting device is uniform, reduces the temperature on energy back feed device surface, guarantees working efficiency and the increasing of energy back feed device
Its long service life.
2, maintenance, replacement and daily maintenance to inner components are convenient in the setting of lid, circular through hole on lid
Setting is convenient for for energy back feed device connecting with external device.
3, the setting of limited block, tapered shaft, second spring, triangular groove, fixture block, card slot and the first spring be convenient for lid and
Installation is fixed in outer case, does not need external components, is not in that exterior components are lost and installation is caused to fail
Situation.
4, installation is fixed to lid and outer case by lock-screw, structure is simple, and manufacturing process is simple, reduces life
It produces cost and improves production efficiency, while connecting fastening.
In conclusion the utility model clever structure, guarantees, reduction energy feedback uniform to the heat dissipation of energy back feed device
The temperature of apparatus surface guarantees the working efficiency of energy back feed device and increases its service life.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of energy feedback unit with cooling mechanism structural schematic diagram；
Fig. 2 be the utility model proposes a kind of energy feedback unit with cooling mechanism structural schematic diagram；
Fig. 3 be the utility model proposes another embodiment structural schematic diagram.
In figure: 1 outer case, 2 lids, 3 energy back feed devices, 4L type connection frame, 5 radiator fans, 6 motors, 7 frame bodies, 8T
Type block, 9 circular through holes, 10 mounting racks, 11 filter screens, 12 rectangular through-holes, 13 card slots, 14 fixture blocks, 15 triangular grooves, 16 mounting grooves,
17 first springs, 18 tapered shafts, 19 second springs, 20 limited blocks, 21 lock-screws.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Embodiment one:
Referring to Fig.1-2, a kind of energy feedback unit with cooling mechanism, including outer case 1 and energy back feed device 3, outside
It is symmetrically welded with more L-type connection frames 4 on the inner sidewall of cabinet 1, and is welded with energy back feed device jointly on L-type connection frame 4
3, it opens up on the symmetrical side of 1 two of them of outer case there are two rectangular through-hole 12, was mounted in each rectangular through-hole 12
Strainer 11, is symmetrically welded with multiple mounting racks 10 on the inner sidewall of outer case 1, common on the corresponding multiple mounting racks 10 in position
It is fixedly connected with frame body 7, motor 6 is welded on the side wall of frame body 7, the output shaft of motor 6 is extended in frame body 7 and is equipped with scattered
Hot-air fan 5 is interference fitted between radiator fan 5 and the output shaft of motor 6 by general flat key.
Ladder hole is offered on other two the symmetrical side wall of outer case 1, is arranged with lid on each ladder hole
2, it is symmetrically welded on the lateral wall of each lid 2 there are two T-block 8, offers circular through hole 9 on each lid 2, be convenient for
Energy back feed device 3 is connect with external device.
Multiple card slots 13 are symmetrically offered on the inner sidewall of each ladder hole, are symmetrically offered on each lid 2
Multiple mounting grooves 16 are welded with multiple first springs 17 on the inner sidewall of each mounting groove 16, and the first spring 17 is far from installation
One end of 16 inner sidewall of slot is welded with fixture block 14 jointly, and fixture block 14 is fastened in card slot 13, and the upper surface of fixture block 14 offers
Triangular groove 15, is symmetrically inserted with multiple tapered shafts 18 on each lid 12, and the lower surface of tapered shaft 18 and triangular groove 15
Inclined-plane offsets, and the upper end of tapered shaft 18 through lid 2 and is welded with limited block 20, welds jointly between limited block 20 and lid 2
There is second spring 19, and second spring 19 is set in tapered shaft 18, the stiffness factor of second spring 19 is than the first spring 17
Stiffness factor is big, limited block 20, tapered shaft 18, second spring 19, triangular groove 15, fixture block 14, card slot 13 and the first spring 17
Setting does not need external components, is not in that exterior components are lost convenient for installation is fixed to lid 2 and outer case 1
The case where losing and installation caused to fail.
The utility model opens two motors 6 when being radiated, and the drive of motor 6 is attached thereto the rotation of radiator fan 5,
It radiates to energy back feed device 3, while the setting of filter screen 11 guarantees that energy back feed device 3 has release channel, and
Guarantee that external impurities will not enter and damages energy back feed device 3 in outer case 1；It is needing to carry out 1 inner components of outer case
When maintenance replacement, limited block 20 is dropped upwards, and limited block 20 drives the wedge block 18 being attached thereto to move upwards, wedge block 18
Inclined-plane of the lower surface far from triangular groove 15, while second spring 19 extends, then the first spring 17 in elongation state restores former
It is long, it drives the fixture block 14 welded therewith mobile to the direction far from card slot 13, promotes lid 2 then up, ladder can be passed through
Through-hole repairs replacement to inner components；Motor 6 can be by wireless control, and relevant specific structure and Principle of Communication are existing
Mature technology, not described here any more.
Embodiment two:
Referring to Fig. 3, a kind of energy feedback unit with cooling mechanism provided in this embodiment, with embodiment one basic one
It causes, difference is:
Symmetrically be inserted with multiple lock-screws 21 on each lid 2, and each lock-screw 21 through lid 2 and with
Outer case 1 is threadedly coupled, and installation is fixed to lid 2 and outer case 1 by lock-screw 21, structure is simple, manufacturing process
Simply, it reduces production cost and improves production efficiency, while connecting fastening.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of energy feedback unit with cooling mechanism, including outer case (1) and energy back feed device (3), it is characterised in that:
It is symmetrically welded with more L-type connection frames (4) on the inner sidewall of the outer case (1), and is welded with jointly on L-type connection frame (4)
Energy back feed device (3), opens up that there are two rectangular through-hole (12) on the symmetrical side of outer case (1) two of them, each
It is mounted on filter screen (11) on the rectangular through-hole (12), is symmetrically welded with multiple peaces on the inner sidewall of the outer case (1)
It shelves (10), is fixedly connected with jointly frame body (7) on the corresponding multiple mounting racks (10) in position, the frame body (7)
It is welded on side wall motor (6), the output shaft of the motor (6) extends in frame body (7) and is equipped with radiator fan (5), institute
It states and offers ladder hole on other two symmetrical side wall of outer case (1), be arranged with lid on each ladder hole
(2), circular through hole (9) are offered on each lid (2).
2. a kind of energy feedback unit with cooling mechanism according to claim 1, it is characterised in that: each ladder
It is symmetrically offered on the inner sidewall of through-hole multiple card slots (13), symmetrically offers multiple installations on each lid (2)
Slot (16) is welded with multiple first springs (17), first spring (17) on the inner sidewall of each mounting groove (16)
One end far from mounting groove (16) inner sidewall is welded with fixture block (14) jointly, and fixture block (14) is fastened in card slot (13), described
The upper surface of fixture block (14) offers triangular groove (15), is symmetrically inserted with multiple tapered shafts (18) on each lid (2),
And the lower surface of tapered shaft (18) and the inclined-plane of triangular groove (15) offset, lid (2) are run through simultaneously in the upper end of the tapered shaft (18)
It is welded with limited block (20), is welded with jointly second spring (19) between the limited block (20) and lid (2), and second spring
(19) it is set on tapered shaft (18).
3. a kind of energy feedback unit with cooling mechanism according to claim 1, it is characterised in that: each lid
(2) it is symmetrically inserted on multiple lock-screws (21), and each lock-screw (21) is through lid (2) and and outer case
(1) it is threadedly coupled.
4. a kind of energy feedback unit with cooling mechanism according to claim 2, it is characterised in that: the second spring
(19) stiffness factor is bigger than the stiffness factor of the first spring (17).
5. a kind of energy feedback unit with cooling mechanism according to claim 1, it is characterised in that: each lid
(2) there are two being symmetrically welded on lateral wall T-block (8).
6. a kind of energy feedback unit with cooling mechanism according to claim 1, it is characterised in that: the radiator fan
(5) it is interference fitted between the output shaft of motor (6) by general flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979276.2U CN208433902U (en) | 2018-06-25 | 2018-06-25 | A kind of energy feedback unit with cooling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979276.2U CN208433902U (en) | 2018-06-25 | 2018-06-25 | A kind of energy feedback unit with cooling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208433902U true CN208433902U (en) | 2019-01-25 |
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ID=65101883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820979276.2U Active CN208433902U (en) | 2018-06-25 | 2018-06-25 | A kind of energy feedback unit with cooling mechanism |
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| CN (1) | CN208433902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972425A (en) * | 2019-12-09 | 2020-04-07 | 陕西联智网络科技有限公司 | Control box convenient to move |
-
2018
- 2018-06-25 CN CN201820979276.2U patent/CN208433902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110972425A (en) * | 2019-12-09 | 2020-04-07 | 陕西联智网络科技有限公司 | Control box convenient to move |
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